xserver git update 11/6/2010

20 files changed, 3964 insertions, 3964 deletions

diff --git a/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c b/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
index 18e1e0b67..7b5d2c7a4 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
@@ -1,719 +1,719 @@
-/*
- * Copyright 1992 by Rich Murphey <Rich@Rice.edu>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Rich Murphey and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Rich Murphey and
- * David Wexelblat make no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "xf86.h"
-#include "xf86Priv.h"
-
-#include <sys/param.h>
-#ifndef __NetBSD__
-#  include <sys/sysctl.h>
-#  if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-#      include <machine/sysarch.h>
-#   endif
-# else
-#  include <machine/sysarch.h>
-#endif
-
-#include "xf86Axp.h"
-
-#include "xf86_OSlib.h"
-#include "xf86OSpriv.h"
-
-#if defined(__NetBSD__) && !defined(MAP_FILE)
-#define MAP_FLAGS MAP_SHARED
-#else
-#define MAP_FLAGS (MAP_FILE | MAP_SHARED)
-#endif
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((caddr_t)-1)
-#endif
-
-axpDevice bsdGetAXP(void);
-
-#ifndef __NetBSD__
-extern unsigned long dense_base(void);
-
-static int axpSystem = -1;
-static unsigned long hae_thresh;
-static unsigned long hae_mask;
-static unsigned long bus_base;
-static unsigned long sparse_size;
-
-static unsigned long
-memory_base(void)
-{
-    static unsigned long base = 0;
-
-    if (base == 0) {
-	size_t len = sizeof(base);
-	int error;
-#ifdef __OpenBSD__
-       int mib[3];
-
-       mib[0] = CTL_MACHDEP;
-       mib[1] = CPU_CHIPSET;
-       mib[2] = CPU_CHIPSET_MEM;
-
-       if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0)
-#else
-	if ((error = sysctlbyname("hw.chipset.memory", &base, &len,
-				  0, 0)) < 0)
-#endif
-	    FatalError("xf86MapVidMem: can't find memory\n");
-    }
-
-    return base;
-}
-
-static int
-has_bwx(void)
-{
-    static int bwx = 0;
-    size_t len = sizeof(bwx);
-    int error;
-#ifdef __OpenBSD__
-    int mib[3];
-
-    mib[0] = CTL_MACHDEP;
-    mib[1] = CPU_CHIPSET;
-    mib[2] = CPU_CHIPSET_BWX;
-
-    if ((error = sysctl(mib, 3, &bwx, &len, NULL, 0)) < 0)
-	return FALSE;
-    else
-	return bwx;
-#else
-    if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0)
-	return FALSE;
-    else
-	return bwx;
-#endif
-}
-#else /* __NetBSD__ */
-static unsigned long hae_thresh = (1UL << 24);
-static unsigned long hae_mask = 0xf8000000UL; /* XXX - should use xf86AXP.c */
-static struct alpha_bus_window *abw;
-static int abw_count = -1;
-
-static void
-init_abw(void)
-{
-	if (abw_count < 0) {
-		abw_count = alpha_bus_getwindows(ALPHA_BUS_TYPE_PCI_MEM, &abw);
-		if (abw_count <= 0)
-			FatalError("init_abw: alpha_bus_getwindows failed\n");
-	}
-}
-
-static int
-has_bwx(void)
-{
-	if (abw_count < 0)
-		init_abw();
-
-	xf86Msg(X_INFO, "has_bwx = %d\n", 
-		abw[0].abw_abst.abst_flags & ABST_BWX ? 1 : 0);	/* XXXX */
-	return abw[0].abw_abst.abst_flags & ABST_BWX;
-}
-
-static unsigned long
-dense_base(void)
-{
-	if (abw_count < 0)
-		init_abw();
-
-	/* XXX check abst_flags for ABST_DENSE just to be safe? */
-	xf86Msg(X_INFO, "dense base = %#lx\n", 
-		abw[0].abw_abst.abst_sys_start); /* XXXX */
-	return abw[0].abw_abst.abst_sys_start;
-}
-
-static unsigned long
-memory_base(void)
-{
-	if (abw_count < 0)
-		init_abw();
-	
-	if (abw_count > 1) {
-		xf86Msg(X_INFO, "memory base = %#lx\n", 
-			abw[1].abw_abst.abst_sys_start); /* XXXX */
-		return abw[1].abw_abst.abst_sys_start;
-	} else if (abw_count == 1) {
-		/* assume memory_base == dense_base */
-		xf86Msg(X_INFO, "memory base = %#lx\n",
-			abw[0].abw_abst.abst_sys_start); /* XXXX */
-		return abw[0].abw_abst.abst_sys_start;
-	} else {
-		xf86Msg(X_INFO, "no memory base\n"); /* XXXX */
-		return 0;
-	}
-}
-#endif /* __NetBSD__ */
-
-#define BUS_BASE	dense_base()
-#define BUS_BASE_BWX	memory_base()
-
-/***************************************************************************/
-/* Video Memory Mapping section                                            */
-/***************************************************************************/
-
-#ifdef __OpenBSD__
-#define SYSCTL_MSG "\tCheck that you have set 'machdep.allowaperture=1'\n"\
-                  "\tin /etc/sysctl.conf and reboot your machine\n" \
-                  "\trefer to xf86(4) for details"
-#endif
-
-static Bool useDevMem = FALSE;
-static int  devMemFd = -1;
-
-#ifdef HAS_APERTURE_DRV
-#define DEV_APERTURE "/dev/xf86"
-#endif
-#define DEV_MEM "/dev/mem"
-
-static pointer mapVidMem(int, unsigned long, unsigned long, int);
-static void unmapVidMem(int, pointer, unsigned long);
-static pointer mapVidMemSparse(int, unsigned long, unsigned long, int);
-static void unmapVidMemSparse(int, pointer, unsigned long);
-
-/*
- * Check if /dev/mem can be mmap'd.  If it can't print a warning when
- * "warn" is TRUE.
- */
-static void
-checkDevMem(Bool warn)
-{
-	static Bool devMemChecked = FALSE;
-	int fd;
-	pointer base;
-
-	if (devMemChecked)
-	    return;
-	devMemChecked = TRUE;
-
-#ifdef HAS_APERTURE_DRV
-       /* Try the aperture driver first */
-       if ((fd = open(DEV_APERTURE, O_RDWR)) >= 0) {
-           /* Try to map a page at the VGA address */
-           base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,
-                            MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
-       
-           if (base != MAP_FAILED) {
-               munmap((caddr_t)base, 4096);
-               devMemFd = fd;
-               useDevMem = TRUE;
-               xf86Msg(X_INFO, "checkDevMem: using aperture driver %s\n",
-                       DEV_APERTURE);
-               return;
-           } else {
-               if (warn) {
-                   xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",
-                           DEV_APERTURE, strerror(errno));
-               }
-           }
-       } 
-#endif
-       if ((fd = open(DEV_MEM, O_RDWR)) >= 0) {
-	    /* Try to map a page at the VGA address */
-	    base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,
-				 MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
-	
-	    if (base != MAP_FAILED) {
-		munmap((caddr_t)base, 4096);
-		devMemFd = fd;
-		useDevMem = TRUE;
-		return;
-	    } else {
-		if (warn) {
-		    xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",
-			    DEV_MEM, strerror(errno));
-		}
-	    }
-	}
-	if (warn) { 
-#ifndef HAS_APERTURE_DRV
-           xf86Msg(X_WARNING, "checkDevMem: failed to open/mmap %s (%s)\n",
-                   DEV_MEM, strerror(errno));
-#else
-#ifndef __OpenBSD__
-           xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"
-               "\t(%s)\n", DEV_APERTURE, DEV_MEM, strerror(errno));
-#else /* __OpenBSD__ */
-           xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"
-                   "\t(%s)\n%s", DEV_APERTURE, DEV_MEM, strerror(errno),
-                   SYSCTL_MSG);
-#endif /* __OpenBSD__ */
-#endif
-           xf86ErrorF("\tlinear framebuffer access unavailable\n");
-	}
-	useDevMem = FALSE;
-	return;
-}
-
-void
-xf86OSInitVidMem(VidMemInfoPtr pVidMem)
-{
-	checkDevMem(TRUE);
-	pVidMem->linearSupported = useDevMem;
-
-	if (has_bwx()) {
-	    xf86Msg(X_PROBED,"Machine type has 8/16 bit access\n");
-	    pVidMem->mapMem = mapVidMem;
-	    pVidMem->unmapMem = unmapVidMem;
-	} else {
-	    xf86Msg(X_PROBED,"Machine needs sparse mapping\n");
-	    pVidMem->mapMem = mapVidMemSparse;
-	    pVidMem->unmapMem = unmapVidMemSparse;
-#ifndef __NetBSD__
-	    if (axpSystem == -1)
-                axpSystem = bsdGetAXP(); 
-	    hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
-            hae_mask = xf86AXPParams[axpSystem].hae_mask;
-            sparse_size = xf86AXPParams[axpSystem].size;
-#endif /* __NetBSD__ */
-	}
-	pVidMem->initialised = TRUE;
-}
-
-static pointer
-mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
-{
-	pointer base;
-
-	checkDevMem(FALSE);
-	Base = Base & ((1L<<32) - 1);
-
-	if (useDevMem)
-	{
-	    if (devMemFd < 0) 
-	    {
-		FatalError("xf86MapVidMem: failed to open %s (%s)\n",
-			   DEV_MEM, strerror(errno));
-	    }
-	    base = mmap((caddr_t)0, Size,
-			(flags & VIDMEM_READONLY) ?
-			 PROT_READ : (PROT_READ | PROT_WRITE),
-			 MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX);
-	    if (base == MAP_FAILED)
-	    {
-		FatalError("%s: could not mmap %s [s=%lx,a=%lx] (%s)\n",
-			   "xf86MapVidMem", DEV_MEM, Size, Base, 
-			   strerror(errno));
-	    }
-	    return(base);
-	}
-		
-	/* else, mmap /dev/vga */
-	if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000)
-	{
-		FatalError("%s: Address 0x%lx outside allowable range\n",
-			   "xf86MapVidMem", Base);
-	}
-	base = mmap(0, Size,
-		    (flags & VIDMEM_READONLY) ?
-		     PROT_READ : (PROT_READ | PROT_WRITE),
-		    MAP_FLAGS, xf86Info.screenFd,
-		    (unsigned long)Base + BUS_BASE);
-	if (base == MAP_FAILED)
-	{
-	    FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",
-		       strerror(errno));
-	}
-	return(base);
-}
-
-static void
-unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
-{
-	munmap((caddr_t)Base, Size);
-}
-
-/*
- * Read BIOS via mmap()ing DEV_MEM
- */
-
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-	     int Len)
-{
-	unsigned char *ptr;
-	int psize;
-	int mlen;
-
-	checkDevMem(TRUE);
-	if (devMemFd == -1) {
-	    return(-1);
-	}
-
-	psize = getpagesize();
-	Offset += Base & (psize - 1);
-	Base &= ~(psize - 1);
-	mlen = (Offset + Len + psize - 1) & ~(psize - 1);
-	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,
-					MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE);
-	if ((long)ptr == -1)
-	{
-		xf86Msg(X_WARNING, 
-			"xf86ReadBIOS: %s mmap[s=%x,a=%lx,o=%lx] failed (%s)\n",
-			DEV_MEM, Len, Base, Offset, strerror(errno));
-		return(-1);
-	}
-#ifdef DEBUG
-	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",
-		Base, ptr[0] | (ptr[1] << 8));
-#endif
-	(void)memcpy(Buf, (void *)(ptr + Offset), Len);
-	(void)munmap((caddr_t)ptr, mlen);
-#ifdef DEBUG
-	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)"
-		"-> %02x %02x %02x %02x...\n",
-		Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);
-#endif
-	return(Len);
-}
-
-
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__)
-
-extern int ioperm(unsigned long from, unsigned long num, int on);
-
-Bool
-xf86EnableIO()
-{
-    if (!ioperm(0, 65536, TRUE))
-	return TRUE;
-    return FALSE;
-}
-
-void
-xf86DisableIO()
-{
-	return;
-}
-
-#endif /* __FreeBSD_kernel__ || __OpenBSD__ */
-
-#ifdef USE_ALPHA_PIO
-
-Bool
-xf86EnableIO()
-{
-	alpha_pci_io_enable(1);
-	return TRUE;
-}
-
-void
-xf86DisableIO()
-{
-	alpha_pci_io_enable(0);
-}
-
-#endif /* USE_ALPHA_PIO */
-
-#define vuip    volatile unsigned int *
-
-static unsigned long msb_set = 0;
-static pointer memSBase = 0;
-static pointer memBase = 0;
-
-extern int readDense8(pointer Base, register unsigned long Offset);
-extern int readDense16(pointer Base, register unsigned long Offset);
-extern int readDense32(pointer Base, register unsigned long Offset);
-extern void
-writeDenseNB8(int Value, pointer Base, register unsigned long Offset);
-extern void
-writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
-extern void
-writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
-extern void
-writeDense8(int Value, pointer Base, register unsigned long Offset);
-extern void
-writeDense16(int Value, pointer Base, register unsigned long Offset);
-extern void
-writeDense32(int Value, pointer Base, register unsigned long Offset);
-
-static int readSparse8(pointer Base, register unsigned long Offset);
-static int readSparse16(pointer Base, register unsigned long Offset);
-static int readSparse32(pointer Base, register unsigned long Offset);
-static void
-writeSparseNB8(int Value, pointer Base, register unsigned long Offset);
-static void
-writeSparseNB16(int Value, pointer Base, register unsigned long Offset);
-static void
-writeSparseNB32(int Value, pointer Base, register unsigned long Offset);
-static void
-writeSparse8(int Value, pointer Base, register unsigned long Offset);
-static void
-writeSparse16(int Value, pointer Base, register unsigned long Offset);
-static void
-writeSparse32(int Value, pointer Base, register unsigned long Offset);
-
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-extern int sysarch(int, void *);
-#endif
-
-struct parms {
-	u_int64_t hae;
-};
-
-#ifndef __NetBSD__
-static int
-sethae(u_int64_t hae)
-{
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-#ifndef ALPHA_SETHAE
-#define ALPHA_SETHAE 0
-#endif
-	struct parms p;
-	p.hae = hae;
-	return (sysarch(ALPHA_SETHAE, (char *)&p));
-#endif
-#ifdef __OpenBSD__
-	return -1;
-#endif
-}
-#endif /* __NetBSD__ */
-
-static pointer
-mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
-{
-    static Bool was_here = FALSE;
-
-    if (!was_here) {
-      was_here = TRUE;
-
-      checkDevMem(FALSE);
-
-      xf86WriteMmio8 = writeSparse8;
-      xf86WriteMmio16 = writeSparse16;
-      xf86WriteMmio32 = writeSparse32;
-      xf86WriteMmioNB8 = writeSparseNB8;
-      xf86WriteMmioNB16 = writeSparseNB16;
-      xf86WriteMmioNB32 = writeSparseNB32;
-      xf86ReadMmio8 = readSparse8;
-      xf86ReadMmio16 = readSparse16;
-      xf86ReadMmio32 = readSparse32;
-	
-      memBase = mmap((caddr_t)0, 0x100000000,
-		     PROT_READ | PROT_WRITE,
-		     MAP_SHARED, devMemFd,
-		     (off_t) BUS_BASE);
-      memSBase = mmap((caddr_t)0, 0x100000000,
-		      PROT_READ | PROT_WRITE,
-		      MAP_SHARED, devMemFd,
-		      (off_t) BUS_BASE_BWX);
-      
-      if (memSBase == MAP_FAILED || memBase == MAP_FAILED)	{
-	FatalError("xf86MapVidMem: Could not mmap framebuffer (%s)\n",
-		   strerror(errno));
-      }
-    }
-    return (pointer)((unsigned long)memBase + Base);
-}
-
-static void
-unmapVidMemSparse(int ScreenNum, pointer Base, unsigned long Size)
-{
-}
-
-static int
-readSparse8(pointer Base, register unsigned long Offset)
-{
-    register unsigned long result, shift;
-    register unsigned long msb;
-    mem_barrier();
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    shift = (Offset & 0x3) << 3;
-      if (Offset >= (hae_thresh)) {
-        msb = Offset & hae_mask;
-        Offset -= msb;
-	if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-	}
-      }
-    result = *(vuip) ((unsigned long)memSBase + (Offset << 5));
-    result >>= shift;
-    return 0xffUL & result;
-}
-
-static int
-readSparse16(pointer Base, register unsigned long Offset)
-{
-    register unsigned long result, shift;
-    register unsigned long msb;
-
-    mem_barrier();
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    shift = (Offset & 0x2) << 3;
-    if (Offset >= (hae_thresh)) {
-        msb = Offset & hae_mask;
-        Offset -= msb;
-      if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-      }
-    }
-    result = *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2)));
-    result >>= shift;
-    return 0xffffUL & result;
-}
-
-static int
-readSparse32(pointer Base, register unsigned long Offset)
-{
-    mem_barrier();
-    return *(vuip)((unsigned long)Base+(Offset));
-}
-
-static void
-writeSparse8(int Value, pointer Base, register unsigned long Offset)
-{
-    register unsigned long msb;
-    register unsigned int b = Value & 0xffU;
-
-    write_mem_barrier();
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    if (Offset >= (hae_thresh)) {
-      msb = Offset & hae_mask;
-      Offset -= msb;
-      if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-      }
-    }
-    *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
-}
-
-static void
-writeSparse16(int Value, pointer Base, register unsigned long Offset)
-{
-    register unsigned long msb;
-    register unsigned int w = Value & 0xffffU;
-
-    write_mem_barrier();
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    if (Offset >= (hae_thresh)) {
-      msb = Offset & hae_mask;
-      Offset -= msb;
-      if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-      }
-    }
-    *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
-      w * 0x00010001;
-
-}
-
-static void
-writeSparse32(int Value, pointer Base, register unsigned long Offset)
-{
-    write_mem_barrier();
-    *(vuip)((unsigned long)Base + (Offset)) = Value;
-    return;
-}
-
-static void
-writeSparseNB8(int Value, pointer Base, register unsigned long Offset)
-{
-    register unsigned long msb;
-    register unsigned int b = Value & 0xffU;
-
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    if (Offset >= (hae_thresh)) {
-      msb = Offset & hae_mask;
-      Offset -= msb;
-      if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-      }
-    }
-    *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
-}
-
-static void
-writeSparseNB16(int Value, pointer Base, register unsigned long Offset)
-{
-    register unsigned long msb;
-    register unsigned int w = Value & 0xffffU;
-
-    Offset += (unsigned long)Base - (unsigned long)memBase;
-    if (Offset >= (hae_thresh)) {
-      msb = Offset & hae_mask ;
-      Offset -= msb;
-      if (msb_set != msb) {
-#ifndef __NetBSD__
-	sethae(msb);
-#endif
-	msb_set = msb;
-      }
-    }
-    *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
-      w * 0x00010001;
-}
-
-static void
-writeSparseNB32(int Value, pointer Base, register unsigned long Offset)
-{
-    *(vuip)((unsigned long)Base + (Offset)) = Value;
-    return;
-}
-
-void (*xf86WriteMmio8)(int Value, pointer Base, unsigned long Offset)
-     = writeDense8;
-void (*xf86WriteMmio16)(int Value, pointer Base, unsigned long Offset)
-     = writeDense16;
-void (*xf86WriteMmio32)(int Value, pointer Base, unsigned long Offset)
-     = writeDense32;
-void (*xf86WriteMmioNB8)(int Value, pointer Base, unsigned long Offset)
-     = writeDenseNB8;
-void (*xf86WriteMmioNB16)(int Value, pointer Base, unsigned long Offset)
-     = writeDenseNB16;
-void (*xf86WriteMmioNB32)(int Value, pointer Base, unsigned long Offset)
-     = writeDenseNB32;
-int  (*xf86ReadMmio8)(pointer Base, unsigned long Offset)
-     = readDense8;
-int  (*xf86ReadMmio16)(pointer Base, unsigned long Offset)
-     = readDense16;
-int  (*xf86ReadMmio32)(pointer Base, unsigned long Offset)
-     = readDense32;
-
+/*

+ * Copyright 1992 by Rich Murphey <Rich@Rice.edu>

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Rich Murphey and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Rich Murphey and

+ * David Wexelblat make no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include "xf86.h"

+#include "xf86Priv.h"

+

+#include <sys/param.h>

+#ifndef __NetBSD__

+#  include <sys/sysctl.h>

+#  if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

+#      include <machine/sysarch.h>

+#   endif

+# else

+#  include <machine/sysarch.h>

+#endif

+

+#include "xf86Axp.h"

+

+#include "xf86_OSlib.h"

+#include "xf86OSpriv.h"

+

+#if defined(__NetBSD__) && !defined(MAP_FILE)

+#define MAP_FLAGS MAP_SHARED

+#else

+#define MAP_FLAGS (MAP_FILE | MAP_SHARED)

+#endif

+

+#ifndef MAP_FAILED

+#define MAP_FAILED ((caddr_t)-1)

+#endif

+

+axpDevice bsdGetAXP(void);

+

+#ifndef __NetBSD__

+extern unsigned long dense_base(void);

+

+static int axpSystem = -1;

+static unsigned long hae_thresh;

+static unsigned long hae_mask;

+static unsigned long bus_base;

+static unsigned long sparse_size;

+

+static unsigned long

+memory_base(void)

+{

+    static unsigned long base = 0;

+

+    if (base == 0) {

+	size_t len = sizeof(base);

+	int error;

+#ifdef __OpenBSD__

+       int mib[3];

+

+       mib[0] = CTL_MACHDEP;

+       mib[1] = CPU_CHIPSET;

+       mib[2] = CPU_CHIPSET_MEM;

+

+       if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0)

+#else

+	if ((error = sysctlbyname("hw.chipset.memory", &base, &len,

+				  0, 0)) < 0)

+#endif

+	    FatalError("xf86MapVidMem: can't find memory\n");

+    }

+

+    return base;

+}

+

+static int

+has_bwx(void)

+{

+    static int bwx = 0;

+    size_t len = sizeof(bwx);

+    int error;

+#ifdef __OpenBSD__

+    int mib[3];

+

+    mib[0] = CTL_MACHDEP;

+    mib[1] = CPU_CHIPSET;

+    mib[2] = CPU_CHIPSET_BWX;

+

+    if ((error = sysctl(mib, 3, &bwx, &len, NULL, 0)) < 0)

+	return FALSE;

+    else

+	return bwx;

+#else

+    if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0)

+	return FALSE;

+    else

+	return bwx;

+#endif

+}

+#else /* __NetBSD__ */

+static unsigned long hae_thresh = (1UL << 24);

+static unsigned long hae_mask = 0xf8000000UL; /* XXX - should use xf86AXP.c */

+static struct alpha_bus_window *abw;

+static int abw_count = -1;

+

+static void

+init_abw(void)

+{

+	if (abw_count < 0) {

+		abw_count = alpha_bus_getwindows(ALPHA_BUS_TYPE_PCI_MEM, &abw);

+		if (abw_count <= 0)

+			FatalError("init_abw: alpha_bus_getwindows failed\n");

+	}

+}

+

+static int

+has_bwx(void)

+{

+	if (abw_count < 0)

+		init_abw();

+

+	xf86Msg(X_INFO, "has_bwx = %d\n", 

+		abw[0].abw_abst.abst_flags & ABST_BWX ? 1 : 0);	/* XXXX */

+	return abw[0].abw_abst.abst_flags & ABST_BWX;

+}

+

+static unsigned long

+dense_base(void)

+{

+	if (abw_count < 0)

+		init_abw();

+

+	/* XXX check abst_flags for ABST_DENSE just to be safe? */

+	xf86Msg(X_INFO, "dense base = %#lx\n", 

+		abw[0].abw_abst.abst_sys_start); /* XXXX */

+	return abw[0].abw_abst.abst_sys_start;

+}

+

+static unsigned long

+memory_base(void)

+{

+	if (abw_count < 0)

+		init_abw();

+	

+	if (abw_count > 1) {

+		xf86Msg(X_INFO, "memory base = %#lx\n", 

+			abw[1].abw_abst.abst_sys_start); /* XXXX */

+		return abw[1].abw_abst.abst_sys_start;

+	} else if (abw_count == 1) {

+		/* assume memory_base == dense_base */

+		xf86Msg(X_INFO, "memory base = %#lx\n",

+			abw[0].abw_abst.abst_sys_start); /* XXXX */

+		return abw[0].abw_abst.abst_sys_start;

+	} else {

+		xf86Msg(X_INFO, "no memory base\n"); /* XXXX */

+		return 0;

+	}

+}

+#endif /* __NetBSD__ */

+

+#define BUS_BASE	dense_base()

+#define BUS_BASE_BWX	memory_base()

+

+/***************************************************************************/

+/* Video Memory Mapping section                                            */

+/***************************************************************************/

+

+#ifdef __OpenBSD__

+#define SYSCTL_MSG "\tCheck that you have set 'machdep.allowaperture=1'\n"\

+                  "\tin /etc/sysctl.conf and reboot your machine\n" \

+                  "\trefer to xf86(4) for details"

+#endif

+

+static Bool useDevMem = FALSE;

+static int  devMemFd = -1;

+

+#ifdef HAS_APERTURE_DRV

+#define DEV_APERTURE "/dev/xf86"

+#endif

+#define DEV_MEM "/dev/mem"

+

+static pointer mapVidMem(int, unsigned long, unsigned long, int);

+static void unmapVidMem(int, pointer, unsigned long);

+static pointer mapVidMemSparse(int, unsigned long, unsigned long, int);

+static void unmapVidMemSparse(int, pointer, unsigned long);

+

+/*

+ * Check if /dev/mem can be mmap'd.  If it can't print a warning when

+ * "warn" is TRUE.

+ */

+static void

+checkDevMem(Bool warn)

+{

+	static Bool devMemChecked = FALSE;

+	int fd;

+	pointer base;

+

+	if (devMemChecked)

+	    return;

+	devMemChecked = TRUE;

+

+#ifdef HAS_APERTURE_DRV

+       /* Try the aperture driver first */

+       if ((fd = open(DEV_APERTURE, O_RDWR)) >= 0) {

+           /* Try to map a page at the VGA address */

+           base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,

+                            MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);

+       

+           if (base != MAP_FAILED) {

+               munmap((caddr_t)base, 4096);

+               devMemFd = fd;

+               useDevMem = TRUE;

+               xf86Msg(X_INFO, "checkDevMem: using aperture driver %s\n",

+                       DEV_APERTURE);

+               return;

+           } else {

+               if (warn) {

+                   xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",

+                           DEV_APERTURE, strerror(errno));

+               }

+           }

+       } 

+#endif

+       if ((fd = open(DEV_MEM, O_RDWR)) >= 0) {

+	    /* Try to map a page at the VGA address */

+	    base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,

+				 MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);

+	

+	    if (base != MAP_FAILED) {

+		munmap((caddr_t)base, 4096);

+		devMemFd = fd;

+		useDevMem = TRUE;

+		return;

+	    } else {

+		if (warn) {

+		    xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",

+			    DEV_MEM, strerror(errno));

+		}

+	    }

+	}

+	if (warn) { 

+#ifndef HAS_APERTURE_DRV

+           xf86Msg(X_WARNING, "checkDevMem: failed to open/mmap %s (%s)\n",

+                   DEV_MEM, strerror(errno));

+#else

+#ifndef __OpenBSD__

+           xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"

+               "\t(%s)\n", DEV_APERTURE, DEV_MEM, strerror(errno));

+#else /* __OpenBSD__ */

+           xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"

+                   "\t(%s)\n%s", DEV_APERTURE, DEV_MEM, strerror(errno),

+                   SYSCTL_MSG);

+#endif /* __OpenBSD__ */

+#endif

+           xf86ErrorF("\tlinear framebuffer access unavailable\n");

+	}

+	useDevMem = FALSE;

+	return;

+}

+

+void

+xf86OSInitVidMem(VidMemInfoPtr pVidMem)

+{

+	checkDevMem(TRUE);

+	pVidMem->linearSupported = useDevMem;

+

+	if (has_bwx()) {

+	    xf86Msg(X_PROBED,"Machine type has 8/16 bit access\n");

+	    pVidMem->mapMem = mapVidMem;

+	    pVidMem->unmapMem = unmapVidMem;

+	} else {

+	    xf86Msg(X_PROBED,"Machine needs sparse mapping\n");

+	    pVidMem->mapMem = mapVidMemSparse;

+	    pVidMem->unmapMem = unmapVidMemSparse;

+#ifndef __NetBSD__

+	    if (axpSystem == -1)

+                axpSystem = bsdGetAXP(); 

+	    hae_thresh = xf86AXPParams[axpSystem].hae_thresh;

+            hae_mask = xf86AXPParams[axpSystem].hae_mask;

+            sparse_size = xf86AXPParams[axpSystem].size;

+#endif /* __NetBSD__ */

+	}

+	pVidMem->initialised = TRUE;

+}

+

+static pointer

+mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)

+{

+	pointer base;

+

+	checkDevMem(FALSE);

+	Base = Base & ((1L<<32) - 1);

+

+	if (useDevMem)

+	{

+	    if (devMemFd < 0) 

+	    {

+		FatalError("xf86MapVidMem: failed to open %s (%s)\n",

+			   DEV_MEM, strerror(errno));

+	    }

+	    base = mmap((caddr_t)0, Size,

+			(flags & VIDMEM_READONLY) ?

+			 PROT_READ : (PROT_READ | PROT_WRITE),

+			 MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX);

+	    if (base == MAP_FAILED)

+	    {

+		FatalError("%s: could not mmap %s [s=%lx,a=%lx] (%s)\n",

+			   "xf86MapVidMem", DEV_MEM, Size, Base, 

+			   strerror(errno));

+	    }

+	    return base;

+	}

+		

+	/* else, mmap /dev/vga */

+	if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000)

+	{

+		FatalError("%s: Address 0x%lx outside allowable range\n",

+			   "xf86MapVidMem", Base);

+	}

+	base = mmap(0, Size,

+		    (flags & VIDMEM_READONLY) ?

+		     PROT_READ : (PROT_READ | PROT_WRITE),

+		    MAP_FLAGS, xf86Info.screenFd,

+		    (unsigned long)Base + BUS_BASE);

+	if (base == MAP_FAILED)

+	{

+	    FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",

+		       strerror(errno));

+	}

+	return base;

+}

+

+static void

+unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)

+{

+	munmap((caddr_t)Base, Size);

+}

+

+/*

+ * Read BIOS via mmap()ing DEV_MEM

+ */

+

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+	     int Len)

+{

+	unsigned char *ptr;

+	int psize;

+	int mlen;

+

+	checkDevMem(TRUE);

+	if (devMemFd == -1) {

+	    return -1;

+	}

+

+	psize = getpagesize();

+	Offset += Base & (psize - 1);

+	Base &= ~(psize - 1);

+	mlen = (Offset + Len + psize - 1) & ~(psize - 1);

+	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,

+					MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE);

+	if ((long)ptr == -1)

+	{

+		xf86Msg(X_WARNING, 

+			"xf86ReadBIOS: %s mmap[s=%x,a=%lx,o=%lx] failed (%s)\n",

+			DEV_MEM, Len, Base, Offset, strerror(errno));

+		return -1;

+	}

+#ifdef DEBUG

+	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",

+		Base, ptr[0] | (ptr[1] << 8));

+#endif

+	(void)memcpy(Buf, (void *)(ptr + Offset), Len);

+	(void)munmap((caddr_t)ptr, mlen);

+#ifdef DEBUG

+	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)"

+		"-> %02x %02x %02x %02x...\n",

+		Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);

+#endif

+	return Len;

+}

+

+

+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__)

+

+extern int ioperm(unsigned long from, unsigned long num, int on);

+

+Bool

+xf86EnableIO()

+{

+    if (!ioperm(0, 65536, TRUE))

+	return TRUE;

+    return FALSE;

+}

+

+void

+xf86DisableIO()

+{

+	return;

+}

+

+#endif /* __FreeBSD_kernel__ || __OpenBSD__ */

+

+#ifdef USE_ALPHA_PIO

+

+Bool

+xf86EnableIO()

+{

+	alpha_pci_io_enable(1);

+	return TRUE;

+}

+

+void

+xf86DisableIO()

+{

+	alpha_pci_io_enable(0);

+}

+

+#endif /* USE_ALPHA_PIO */

+

+#define vuip    volatile unsigned int *

+

+static unsigned long msb_set = 0;

+static pointer memSBase = 0;

+static pointer memBase = 0;

+

+extern int readDense8(pointer Base, register unsigned long Offset);

+extern int readDense16(pointer Base, register unsigned long Offset);

+extern int readDense32(pointer Base, register unsigned long Offset);

+extern void

+writeDenseNB8(int Value, pointer Base, register unsigned long Offset);

+extern void

+writeDenseNB16(int Value, pointer Base, register unsigned long Offset);

+extern void

+writeDenseNB32(int Value, pointer Base, register unsigned long Offset);

+extern void

+writeDense8(int Value, pointer Base, register unsigned long Offset);

+extern void

+writeDense16(int Value, pointer Base, register unsigned long Offset);

+extern void

+writeDense32(int Value, pointer Base, register unsigned long Offset);

+

+static int readSparse8(pointer Base, register unsigned long Offset);

+static int readSparse16(pointer Base, register unsigned long Offset);

+static int readSparse32(pointer Base, register unsigned long Offset);

+static void

+writeSparseNB8(int Value, pointer Base, register unsigned long Offset);

+static void

+writeSparseNB16(int Value, pointer Base, register unsigned long Offset);

+static void

+writeSparseNB32(int Value, pointer Base, register unsigned long Offset);

+static void

+writeSparse8(int Value, pointer Base, register unsigned long Offset);

+static void

+writeSparse16(int Value, pointer Base, register unsigned long Offset);

+static void

+writeSparse32(int Value, pointer Base, register unsigned long Offset);

+

+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

+extern int sysarch(int, void *);

+#endif

+

+struct parms {

+	u_int64_t hae;

+};

+

+#ifndef __NetBSD__

+static int

+sethae(u_int64_t hae)

+{

+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

+#ifndef ALPHA_SETHAE

+#define ALPHA_SETHAE 0

+#endif

+	struct parms p;

+	p.hae = hae;

+	return (sysarch(ALPHA_SETHAE, (char *)&p));

+#endif

+#ifdef __OpenBSD__

+	return -1;

+#endif

+}

+#endif /* __NetBSD__ */

+

+static pointer

+mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags)

+{

+    static Bool was_here = FALSE;

+

+    if (!was_here) {

+      was_here = TRUE;

+

+      checkDevMem(FALSE);

+

+      xf86WriteMmio8 = writeSparse8;

+      xf86WriteMmio16 = writeSparse16;

+      xf86WriteMmio32 = writeSparse32;

+      xf86WriteMmioNB8 = writeSparseNB8;

+      xf86WriteMmioNB16 = writeSparseNB16;

+      xf86WriteMmioNB32 = writeSparseNB32;

+      xf86ReadMmio8 = readSparse8;

+      xf86ReadMmio16 = readSparse16;

+      xf86ReadMmio32 = readSparse32;

+	

+      memBase = mmap((caddr_t)0, 0x100000000,

+		     PROT_READ | PROT_WRITE,

+		     MAP_SHARED, devMemFd,

+		     (off_t) BUS_BASE);

+      memSBase = mmap((caddr_t)0, 0x100000000,

+		      PROT_READ | PROT_WRITE,

+		      MAP_SHARED, devMemFd,

+		      (off_t) BUS_BASE_BWX);

+      

+      if (memSBase == MAP_FAILED || memBase == MAP_FAILED)	{

+	FatalError("xf86MapVidMem: Could not mmap framebuffer (%s)\n",

+		   strerror(errno));

+      }

+    }

+    return (pointer)((unsigned long)memBase + Base);

+}

+

+static void

+unmapVidMemSparse(int ScreenNum, pointer Base, unsigned long Size)

+{

+}

+

+static int

+readSparse8(pointer Base, register unsigned long Offset)

+{

+    register unsigned long result, shift;

+    register unsigned long msb;

+    mem_barrier();

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    shift = (Offset & 0x3) << 3;

+      if (Offset >= (hae_thresh)) {

+        msb = Offset & hae_mask;

+        Offset -= msb;

+	if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+	}

+      }

+    result = *(vuip) ((unsigned long)memSBase + (Offset << 5));

+    result >>= shift;

+    return 0xffUL & result;

+}

+

+static int

+readSparse16(pointer Base, register unsigned long Offset)

+{

+    register unsigned long result, shift;

+    register unsigned long msb;

+

+    mem_barrier();

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    shift = (Offset & 0x2) << 3;

+    if (Offset >= (hae_thresh)) {

+        msb = Offset & hae_mask;

+        Offset -= msb;

+      if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+      }

+    }

+    result = *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2)));

+    result >>= shift;

+    return 0xffffUL & result;

+}

+

+static int

+readSparse32(pointer Base, register unsigned long Offset)

+{

+    mem_barrier();

+    return *(vuip)((unsigned long)Base+(Offset));

+}

+

+static void

+writeSparse8(int Value, pointer Base, register unsigned long Offset)

+{

+    register unsigned long msb;

+    register unsigned int b = Value & 0xffU;

+

+    write_mem_barrier();

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    if (Offset >= (hae_thresh)) {

+      msb = Offset & hae_mask;

+      Offset -= msb;

+      if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+      }

+    }

+    *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;

+}

+

+static void

+writeSparse16(int Value, pointer Base, register unsigned long Offset)

+{

+    register unsigned long msb;

+    register unsigned int w = Value & 0xffffU;

+

+    write_mem_barrier();

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    if (Offset >= (hae_thresh)) {

+      msb = Offset & hae_mask;

+      Offset -= msb;

+      if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+      }

+    }

+    *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =

+      w * 0x00010001;

+

+}

+

+static void

+writeSparse32(int Value, pointer Base, register unsigned long Offset)

+{

+    write_mem_barrier();

+    *(vuip)((unsigned long)Base + (Offset)) = Value;

+    return;

+}

+

+static void

+writeSparseNB8(int Value, pointer Base, register unsigned long Offset)

+{

+    register unsigned long msb;

+    register unsigned int b = Value & 0xffU;

+

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    if (Offset >= (hae_thresh)) {

+      msb = Offset & hae_mask;

+      Offset -= msb;

+      if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+      }

+    }

+    *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;

+}

+

+static void

+writeSparseNB16(int Value, pointer Base, register unsigned long Offset)

+{

+    register unsigned long msb;

+    register unsigned int w = Value & 0xffffU;

+

+    Offset += (unsigned long)Base - (unsigned long)memBase;

+    if (Offset >= (hae_thresh)) {

+      msb = Offset & hae_mask ;

+      Offset -= msb;

+      if (msb_set != msb) {

+#ifndef __NetBSD__

+	sethae(msb);

+#endif

+	msb_set = msb;

+      }

+    }

+    *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =

+      w * 0x00010001;

+}

+

+static void

+writeSparseNB32(int Value, pointer Base, register unsigned long Offset)

+{

+    *(vuip)((unsigned long)Base + (Offset)) = Value;

+    return;

+}

+

+void (*xf86WriteMmio8)(int Value, pointer Base, unsigned long Offset)

+     = writeDense8;

+void (*xf86WriteMmio16)(int Value, pointer Base, unsigned long Offset)

+     = writeDense16;

+void (*xf86WriteMmio32)(int Value, pointer Base, unsigned long Offset)

+     = writeDense32;

+void (*xf86WriteMmioNB8)(int Value, pointer Base, unsigned long Offset)

+     = writeDenseNB8;

+void (*xf86WriteMmioNB16)(int Value, pointer Base, unsigned long Offset)

+     = writeDenseNB16;

+void (*xf86WriteMmioNB32)(int Value, pointer Base, unsigned long Offset)

+     = writeDenseNB32;

+int  (*xf86ReadMmio8)(pointer Base, unsigned long Offset)

+     = readDense8;

+int  (*xf86ReadMmio16)(pointer Base, unsigned long Offset)

+     = readDense16;

+int  (*xf86ReadMmio32)(pointer Base, unsigned long Offset)

+     = readDense32;

+

diff --git a/xorg-server/hw/xfree86/os-support/bsd/arm_video.c b/xorg-server/hw/xfree86/os-support/bsd/arm_video.c
index 466a8a0db..10cfee764 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/arm_video.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/arm_video.c
@@ -1,666 +1,666 @@
-/*
- * Copyright 1992 by Rich Murphey <Rich@Rice.edu>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Rich Murphey and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Rich Murphey and
- * David Wexelblat make no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-/*
- * The ARM32 code here carries the following copyright:
- *
- * Copyright 1997
- * Digital Equipment Corporation. All rights reserved.
- * This software is furnished under license and may be used and copied only in 
- * accordance with the following terms and conditions.  Subject to these
- * conditions, you may download, copy, install, use, modify and distribute
- * this software in source and/or binary form. No title or ownership is
- * transferred hereby.
- *
- * 1) Any source code used, modified or distributed must reproduce and retain
- *    this copyright notice and list of conditions as they appear in the
- *    source file.
- *
- * 2) No right is granted to use any trade name, trademark, or logo of Digital 
- *    Equipment Corporation. Neither the "Digital Equipment Corporation"
- *    name nor any trademark or logo of Digital Equipment Corporation may be
- *    used to endorse or promote products derived from this software without
- *    the prior written permission of Digital Equipment Corporation.
- *
- * 3) This software is provided "AS-IS" and any express or implied warranties,
- *    including but not limited to, any implied warranties of merchantability,
- *    fitness for a particular purpose, or non-infringement are disclaimed.
- *    In no event shall DIGITAL be liable for any damages whatsoever, and in
- *    particular, DIGITAL shall not be liable for special, indirect,
- *    consequential, or incidental damages or damages for lost profits, loss
- *    of revenue or loss of use, whether such damages arise in contract, 
- *    negligence, tort, under statute, in equity, at law or otherwise, even
- *    if advised of the possibility of such damage. 
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-#include "xf86OSpriv.h"
-
-#ifdef __arm32__
-#include "machine/devmap.h"
-struct memAccess
-{
-    int ioctl;
-    struct map_info memInfo;
-    pointer regionVirtBase;
-    Bool Checked;
-    Bool OK;
-};
-
-static pointer xf86MapInfoMap();
-static void xf86MapInfoUnmap();
-static struct memAccess *checkMapInfo();
-extern int vgaPhysLinearBase;
-
-/* A memAccess structure is needed for each possible region */ 
-struct memAccess vgaMemInfo = { CONSOLE_GET_MEM_INFO, NULL, NULL, 
-				    FALSE, FALSE };
-struct memAccess linearMemInfo = { CONSOLE_GET_LINEAR_INFO, NULL, NULL, 
-				       FALSE, FALSE };
-struct memAccess ioMemInfo = { CONSOLE_GET_IO_INFO, NULL, NULL,
-				   FALSE, FALSE };
-#endif /* __arm32__ */
-
-#if defined(__NetBSD__) && !defined(MAP_FILE)
-#define MAP_FLAGS MAP_SHARED
-#else
-#define MAP_FLAGS (MAP_FILE | MAP_SHARED)
-#endif
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((caddr_t)-1)
-#endif
-
-
-#define BUS_BASE	0L
-#define BUS_BASE_BWX	0L
-
-
-/***************************************************************************/
-/* Video Memory Mapping section                                            */
-/***************************************************************************/
-
-static Bool useDevMem = FALSE;
-static int  devMemFd = -1;
-
-#define DEV_MEM "/dev/mem"
-
-static pointer mapVidMem(int, unsigned long, unsigned long, int);
-static void unmapVidMem(int, pointer, unsigned long);
-
-/*
- * Check if /dev/mem can be mmap'd.  If it can't print a warning when
- * "warn" is TRUE.
- */
-static void
-checkDevMem(Bool warn)
-{
-	static Bool devMemChecked = FALSE;
-	int fd;
-	pointer base;
-
-	if (devMemChecked)
-	    return;
-	devMemChecked = TRUE;
-
-	if ((fd = open(DEV_MEM, O_RDWR)) >= 0)
-	{
-	    /* Try to map a page at the VGA address */
-	    base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,
-				 MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
-	
-	    if (base != MAP_FAILED)
-	    {
-		munmap((caddr_t)base, 4096);
-		devMemFd = fd;
-		useDevMem = TRUE;
-		return;
-	    } else {
-		/* This should not happen */
-		if (warn)
-		{
-		    xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",
-			    DEV_MEM, strerror(errno));
-		}
-		useDevMem = FALSE;
-		return;
-	    }
-	}
-	if (warn)
-	{ 
-	    xf86Msg(X_WARNING, "checkDevMem: failed to open %s (%s)\n",
-		    DEV_MEM, strerror(errno));
-	} 
-	useDevMem = FALSE;
-	return;
-}
-
-void
-xf86OSInitVidMem(VidMemInfoPtr pVidMem)
-{
-
-	checkDevMem(TRUE);
-	pVidMem->linearSupported = useDevMem;
-	pVidMem->mapMem = armMapVidMem;
-	pVidMem->unmapVidMem = armUnmapVidMem;
-
-	pVidMem->initialised = TRUE;
-}
-
-static pointer
-mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
-{
-	pointer base;
-
-	checkDevMem(FALSE);
-
-	if (useDevMem)
-	{
-	    if (devMemFd < 0) 
-	    {
-		FatalError("xf86MapVidMem: failed to open %s (%s)\n",
-			   DEV_MEM, strerror(errno));
-	    }
-	    base = mmap((caddr_t)0, Size,
-			(flags & VIDMEM_READONLY) ?
-			 PROT_READ : (PROT_READ | PROT_WRITE),
-			MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX);
-	    if (base == MAP_FAILED)
-	    {
-		FatalError("%s: could not mmap %s [s=%x,a=%x] (%s)\n",
-			   "xf86MapVidMem", DEV_MEM, Size, Base, 
-			   strerror(errno));
-	    }
-	    return(base);
-	}
-		
-	/* else, mmap /dev/vga */
-	if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000)
-	{
-		FatalError("%s: Address 0x%x outside allowable range\n",
-			   "xf86MapVidMem", Base);
-	}
-	base = mmap(0, Size,
-		    (flags & VIDMEM_READONLY) ?
-		     PROT_READ : (PROT_READ | PROT_WRITE),
-		    MAP_FLAGS, xf86Info.screenFd,
-		    (unsigned long)Base - 0xA0000);
-	if (base == MAP_FAILED)
-	{
-	    FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",
-		       strerror(errno));
-	}
-	return(base);
-}
-
-static void
-unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
-{
-	munmap((caddr_t)Base, Size);
-}
-
-/*
- * Read BIOS via mmap()ing DEV_MEM
- */
-
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-	     int Len)
-{
-	unsigned char *ptr;
-	int psize;
-	int mlen;
-
-	checkDevMem(TRUE);
-	if (devMemFd == -1) {
-	    return(-1);
-	}
-
-	psize = getpagesize();
-	Offset += Base & (psize - 1);
-	Base &= ~(psize - 1);
-	mlen = (Offset + Len + psize - 1) & ~(psize - 1);
-	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,
-					MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE);
-	if ((long)ptr == -1)
-	{
-		xf86Msg(X_WARNING, 
-			"xf86ReadBIOS: %s mmap[s=%x,a=%x,o=%x] failed (%s)\n",
-			DEV_MEM, Len, Base, Offset, strerror(errno));
-		return(-1);
-	}
-#ifdef DEBUG
-	ErrorF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",
-		Base, ptr[0] | (ptr[1] << 8));
-#endif
-	(void)memcpy(Buf, (void *)(ptr + Offset), Len);
-	(void)munmap((caddr_t)ptr, mlen);
-#ifdef DEBUG
-	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)"
-		"-> %02x %02x %02x %02x...\n",
-		Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);
-#endif
-	return(Len);
-}
-
-
-/* XXX This needs to be updated for the ND */
-
-/*
-** Find out whether the console driver provides memory mapping information 
-** for the specified region and return the map_info pointer. Print a warning if required.
-*/
-static struct memAccess *
-checkMapInfo(Bool warn, int Region)
-{
-    struct memAccess *memAccP;
-        
-    switch (Region)
-    {
-	case VGA_REGION:
-	    memAccP = &vgaMemInfo;
-	    break;
-	    	    
-	case LINEAR_REGION:
-	    memAccP = &linearMemInfo;
-	    break;
-	    
-	case MMIO_REGION:
-	    memAccP = &ioMemInfo;
-	    break;
-	
-	default:
-	    return NULL;
-	    break;
-    }
-    
-    if(!memAccP->Checked)
-    {	
-	if(ioctl(xf86Info.screenFd, memAccP->ioctl, &(memAccP->memInfo)) == -1)
-	{
-	    if(warn)
-	    {
-		xf86Msg(X_WARNING,
-		 "checkMapInfo: failed to get map info for region %d\n\t(%s)\n",
-		       Region, strerror(errno));
-	    }
-	}
-	else
-	{
-	    if(memAccP->memInfo.u.map_info_mmap.map_offset 
-	       != MAP_INFO_UNKNOWN)
-		memAccP->OK = TRUE;
-	}
-	memAccP->Checked = TRUE;
-    }
-    if (memAccP->OK)
-    {
-	return memAccP;
-    }
-    else
-    {
-	return NULL;
-    }
-}
-
-static pointer
-xf86MapInfoMap(struct memAccess *memInfoP, pointer Base, unsigned long Size)
-{
-    struct map_info *mapInfoP = &(memInfoP->memInfo);
-
-    if (mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN)
-    {	
-	Size = (unsigned long)Base + Size;
-    }
-    else
-    {
-	Size = mapInfoP->u.map_info_mmap.map_size;
-    }
-    
-    switch(mapInfoP->method)
-    {
-	case MAP_MMAP:
-	    /* Need to remap if size is unknown because we may not have
-	       mapped the whole region initially */
-	    if(memInfoP->regionVirtBase == NULL ||
-	       mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN)
-	    {
-		if((memInfoP->regionVirtBase = 
-		    mmap((caddr_t)0,
-			 Size,
-			 PROT_READ | PROT_WRITE,
-			 MAP_SHARED,
-			 xf86Info.screenFd,
-			 (unsigned long)mapInfoP->u.map_info_mmap.map_offset))
-		   == (pointer)-1)
-		{
-		    FatalError("xf86MapInfoMap: Failed to map memory at 0x%x\n\t%s\n", 
-			       mapInfoP->u.map_info_mmap.map_offset, strerror(errno));
-		}
-		if(mapInfoP->u.map_info_mmap.internal_offset > 0)
-		    memInfoP->regionVirtBase += 
-			mapInfoP->u.map_info_mmap.internal_offset;
-	    }
-	    break;
-	    
-	default:
-	    FatalError("xf86MapInfoMap: Unsuported mapping method\n");
-	    break;
-    }
-	    
-    return (pointer)((int)memInfoP->regionVirtBase + (int)Base);
-}
-
-static void
-xf86MapInfoUnmap(struct memAccess *memInfoP, unsigned long Size)
-{
-    struct map_info *mapInfoP = &(memInfoP->memInfo);
-    
-    switch(mapInfoP->method)
-    {
-	case MAP_MMAP:
-	    if(memInfoP->regionVirtBase != NULL)
-	    {
-		if(mapInfoP->u.map_info_mmap.map_size != MAP_INFO_UNKNOWN)
-		    Size = mapInfoP->u.map_info_mmap.map_size;
-		munmap((caddr_t)memInfoP->regionVirtBase, Size);
-		memInfoP->regionVirtBase = NULL;
-	    }
-	    break;
-	 default:
-	    FatalError("xf86MapInfoMap: Unsuported mapping method\n");
-	    break;
-    }
-}
-
-static pointer
-armMapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
-{
-	struct memAccess *memInfoP;
-	
-	if((memInfoP = checkMapInfo(FALSE, Region)) != NULL)
-	{
-	    /*
-	     ** xf86 passes in a physical address offset from the start
-	     ** of physical memory, but xf86MapInfoMap expects an 
-	     ** offset from the start of the specified region - it gets 
-	     ** the physical address of the region from the display driver.
-	     */
-	    switch(Region)
-	    {
-	        case LINEAR_REGION:
-		    if (vgaPhysLinearBase)
-		    {
-			Base -= vgaPhysLinearBase;
-		    }
-		    break;
-		case VGA_REGION:
-		    Base -= 0xA0000;
-		    break;
-	    }
-	    
-	    base = xf86MapInfoMap(memInfoP, Base, Size);
-	    return (base);
-	}
-	return mapVidMem(ScreenNum, Base, Size, flags);
-}
-
-static void
-armUnmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
-{
-        struct memAccess *memInfoP;
-	
-	if((memInfoP = checkMapInfo(FALSE, Region)) != NULL)
-	{
-	    xf86MapInfoUnmap(memInfoP, Base, Size);
-	}
-	unmapVidMem(ScreenNum, Base, Size);
-}
-
-#ifdef USE_DEV_IO
-static int IoFd = -1;
-
-Bool
-xf86EnableIO()
-{
-	if (IoFd >= 0)
-		return TRUE;
-
-	if ((IoFd = open("/dev/io", O_RDWR)) == -1)
-	{
-		xf86Msg(X_WARNING,"xf86EnableIO: "
-				"Failed to open /dev/io for extended I/O\n");
-		return FALSE;
-	}
-	return TRUE;
-}
-
-void
-xf86DisableIO()
-{
-	if (IoFd < 0)
-		return;
-
-	close(IoFd);
-	IoFd = -1;
-	return;
-}
-
-#endif
-
-#if defined(USE_ARC_MMAP) || defined(__arm32__)
-
-Bool
-xf86EnableIO()
-{
-	int fd;
-	pointer base;
-
-	if (ExtendedEnabled)
-		return TRUE;
-
-	if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) {
-		/* Try to map a page at the pccons I/O space */
-		base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE,
-				MAP_FLAGS, fd, (off_t)0x0000);
-
-		if (base != (pointer)-1) {
-			IOPortBase = base;
-		}
-		else {
-			xf86Msg(X_WARNING,"EnableIO: failed to mmap %s (%s)\n",
-				"/dev/ttyC0", strerror(errno));
-			return FALSE;
-		}
-	}
-	else {
-		xf86Msg("EnableIO: failed to open %s (%s)\n",
-			"/dev/ttyC0", strerror(errno));
-		return FALSE;
-	}
-	
-	ExtendedEnabled = TRUE;
-
-	return TRUE;
-}
-
-void
-xf86DisableIO()
-{
-	return;
-}
-
-#endif /* USE_ARC_MMAP */
-
-#if 0
-/*
- * XXX This is here for reference.  It needs to be handled differently for the
- * ND.
- */
-#if defined(USE_ARC_MMAP) || defined(__arm32__)
-
-#ifdef USE_ARM32_MMAP
-#define	DEV_MEM_IOBASE	0x43000000
-#endif
-
-static Bool ScreenEnabled[MAXSCREENS];
-static Bool ExtendedEnabled = FALSE;
-static Bool InitDone = FALSE;
-
-Bool
-xf86EnableIOPorts(ScreenNum)
-int ScreenNum;
-{
-	int i;
-	int fd;
-	pointer base;
-
-#ifdef __arm32__
-	struct memAccess *memInfoP;
-	int *Size;
-#endif
-
-	ScreenEnabled[ScreenNum] = TRUE;
-
-	if (ExtendedEnabled)
-		return TRUE;
-
-#ifdef USE_ARC_MMAP
-	if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) {
-		/* Try to map a page at the pccons I/O space */
-		base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE,
-				MAP_FLAGS, fd, (off_t)0x0000);
-
-		if (base != (pointer)-1) {
-			IOPortBase = base;
-		}
-		else {
-			xf86Msg(X_ERROR,
-				"EnableIOPorts: failed to mmap %s (%s)\n",
-				"/dev/ttyC0", strerror(errno));
-		}
-	}
-	else {
-		xf86Msg(X_ERROR, "EnableIOPorts: failed to open %s (%s)\n",
-			"/dev/ttyC0", strerror(errno));
-	}
-#endif
-
-#ifdef __arm32__
-	IOPortBase = (unsigned int)-1;
-
-	if((memInfoP = checkMapInfo(TRUE, MMIO_REGION)) != NULL)
-	{
-	    /* 
-	     * xf86MapInfoMap maps an offset from the start of video IO
-	     * space (e.g. 0x3B0), but IOPortBase is expected to map to
-	     * physical address 0x000, so subtract the start of video I/O
-	     * space from the result.  This is safe for now becase we
-	     * actually mmap the start of the page, then the start of video
-	     * I/O space is added as an internal offset.
-	     */
-	    IOPortBase = (unsigned int)xf86MapInfoMap(memInfoP,
-						      (caddr_t)0x0, 0L) 
-		- memInfoP->memInfo.u.map_info_mmap.internal_offset;
-	    ExtendedEnabled = TRUE;
-	    return TRUE;
-	}
-#ifdef USE_ARM32_MMAP
-	checkDevMem(TRUE);
-
-	if (devMemFd >= 0 && useDevMem)
-	{
-	    base = (pointer)mmap((caddr_t)0, 0x400, PROT_READ | PROT_WRITE,
-				 MAP_FLAGS, devMemFd, (off_t)DEV_MEM_IOBASE);
-
-	    if (base != (pointer)-1)
-		IOPortBase = (unsigned int)base;
-	}
-
-        if (IOPortBase == (unsigned int)-1)
-	{	
-	    xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\
-Make sure you have the Aperture Driver installed, or a kernel built with the INSECURE option\n");
-	    return FALSE;
-	}
-#else
-	/* We don't have the IOBASE, so we can't map the address */
-	xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\
-Try building the server with USE_ARM32_MMAP defined\n");
-	return FALSE;
-#endif
-#endif
-	
-	ExtendedEnabled = TRUE;
-
-	return TRUE;
-}
-
-void
-xf86DisableIOPorts(ScreenNum)
-int ScreenNum;
-{
-	int i;
-#ifdef __arm32__
-        struct memAccess *memInfoP;
-#endif
-
-	ScreenEnabled[ScreenNum] = FALSE;
-
-#ifdef __arm32__
-	if((memInfoP = checkMapInfo(FALSE, MMIO_REGION)) != NULL)
-	{
-	    xf86MapInfoUnmap(memInfoP, 0);
-	}
-#endif
-
-#ifdef USE_ARM32_MMAP
-	if (!ExtendedEnabled)
-	return;
-
-	for (i = 0; i < MAXSCREENS; i++)
-		if (ScreenEnabled[i])
-			return;
-
-	munmap((caddr_t)IOPortBase, 0x400);
-	IOPortBase = (unsigned int)-1;
-	ExtendedEnabled = FALSE;
-#endif
-
-	return;
-}
-
-#endif /* USE_ARC_MMAP || USE_ARM32_MMAP */
-#endif
-
-
+/*

+ * Copyright 1992 by Rich Murphey <Rich@Rice.edu>

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Rich Murphey and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Rich Murphey and

+ * David Wexelblat make no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+/*

+ * The ARM32 code here carries the following copyright:

+ *

+ * Copyright 1997

+ * Digital Equipment Corporation. All rights reserved.

+ * This software is furnished under license and may be used and copied only in 

+ * accordance with the following terms and conditions.  Subject to these

+ * conditions, you may download, copy, install, use, modify and distribute

+ * this software in source and/or binary form. No title or ownership is

+ * transferred hereby.

+ *

+ * 1) Any source code used, modified or distributed must reproduce and retain

+ *    this copyright notice and list of conditions as they appear in the

+ *    source file.

+ *

+ * 2) No right is granted to use any trade name, trademark, or logo of Digital 

+ *    Equipment Corporation. Neither the "Digital Equipment Corporation"

+ *    name nor any trademark or logo of Digital Equipment Corporation may be

+ *    used to endorse or promote products derived from this software without

+ *    the prior written permission of Digital Equipment Corporation.

+ *

+ * 3) This software is provided "AS-IS" and any express or implied warranties,

+ *    including but not limited to, any implied warranties of merchantability,

+ *    fitness for a particular purpose, or non-infringement are disclaimed.

+ *    In no event shall DIGITAL be liable for any damages whatsoever, and in

+ *    particular, DIGITAL shall not be liable for special, indirect,

+ *    consequential, or incidental damages or damages for lost profits, loss

+ *    of revenue or loss of use, whether such damages arise in contract, 

+ *    negligence, tort, under statute, in equity, at law or otherwise, even

+ *    if advised of the possibility of such damage. 

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+#include "xf86OSpriv.h"

+

+#ifdef __arm32__

+#include "machine/devmap.h"

+struct memAccess

+{

+    int ioctl;

+    struct map_info memInfo;

+    pointer regionVirtBase;

+    Bool Checked;

+    Bool OK;

+};

+

+static pointer xf86MapInfoMap();

+static void xf86MapInfoUnmap();

+static struct memAccess *checkMapInfo();

+extern int vgaPhysLinearBase;

+

+/* A memAccess structure is needed for each possible region */ 

+struct memAccess vgaMemInfo = { CONSOLE_GET_MEM_INFO, NULL, NULL, 

+				    FALSE, FALSE };

+struct memAccess linearMemInfo = { CONSOLE_GET_LINEAR_INFO, NULL, NULL, 

+				       FALSE, FALSE };

+struct memAccess ioMemInfo = { CONSOLE_GET_IO_INFO, NULL, NULL,

+				   FALSE, FALSE };

+#endif /* __arm32__ */

+

+#if defined(__NetBSD__) && !defined(MAP_FILE)

+#define MAP_FLAGS MAP_SHARED

+#else

+#define MAP_FLAGS (MAP_FILE | MAP_SHARED)

+#endif

+

+#ifndef MAP_FAILED

+#define MAP_FAILED ((caddr_t)-1)

+#endif

+

+

+#define BUS_BASE	0L

+#define BUS_BASE_BWX	0L

+

+

+/***************************************************************************/

+/* Video Memory Mapping section                                            */

+/***************************************************************************/

+

+static Bool useDevMem = FALSE;

+static int  devMemFd = -1;

+

+#define DEV_MEM "/dev/mem"

+

+static pointer mapVidMem(int, unsigned long, unsigned long, int);

+static void unmapVidMem(int, pointer, unsigned long);

+

+/*

+ * Check if /dev/mem can be mmap'd.  If it can't print a warning when

+ * "warn" is TRUE.

+ */

+static void

+checkDevMem(Bool warn)

+{

+	static Bool devMemChecked = FALSE;

+	int fd;

+	pointer base;

+

+	if (devMemChecked)

+	    return;

+	devMemChecked = TRUE;

+

+	if ((fd = open(DEV_MEM, O_RDWR)) >= 0)

+	{

+	    /* Try to map a page at the VGA address */

+	    base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,

+				 MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);

+	

+	    if (base != MAP_FAILED)

+	    {

+		munmap((caddr_t)base, 4096);

+		devMemFd = fd;

+		useDevMem = TRUE;

+		return;

+	    } else {

+		/* This should not happen */

+		if (warn)

+		{

+		    xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",

+			    DEV_MEM, strerror(errno));

+		}

+		useDevMem = FALSE;

+		return;

+	    }

+	}

+	if (warn)

+	{ 

+	    xf86Msg(X_WARNING, "checkDevMem: failed to open %s (%s)\n",

+		    DEV_MEM, strerror(errno));

+	} 

+	useDevMem = FALSE;

+	return;

+}

+

+void

+xf86OSInitVidMem(VidMemInfoPtr pVidMem)

+{

+

+	checkDevMem(TRUE);

+	pVidMem->linearSupported = useDevMem;

+	pVidMem->mapMem = armMapVidMem;

+	pVidMem->unmapVidMem = armUnmapVidMem;

+

+	pVidMem->initialised = TRUE;

+}

+

+static pointer

+mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)

+{

+	pointer base;

+

+	checkDevMem(FALSE);

+

+	if (useDevMem)

+	{

+	    if (devMemFd < 0) 

+	    {

+		FatalError("xf86MapVidMem: failed to open %s (%s)\n",

+			   DEV_MEM, strerror(errno));

+	    }

+	    base = mmap((caddr_t)0, Size,

+			(flags & VIDMEM_READONLY) ?

+			 PROT_READ : (PROT_READ | PROT_WRITE),

+			MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX);

+	    if (base == MAP_FAILED)

+	    {

+		FatalError("%s: could not mmap %s [s=%x,a=%x] (%s)\n",

+			   "xf86MapVidMem", DEV_MEM, Size, Base, 

+			   strerror(errno));

+	    }

+	    return base;

+	}

+		

+	/* else, mmap /dev/vga */

+	if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000)

+	{

+		FatalError("%s: Address 0x%x outside allowable range\n",

+			   "xf86MapVidMem", Base);

+	}

+	base = mmap(0, Size,

+		    (flags & VIDMEM_READONLY) ?

+		     PROT_READ : (PROT_READ | PROT_WRITE),

+		    MAP_FLAGS, xf86Info.screenFd,

+		    (unsigned long)Base - 0xA0000);

+	if (base == MAP_FAILED)

+	{

+	    FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",

+		       strerror(errno));

+	}

+	return base;

+}

+

+static void

+unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)

+{

+	munmap((caddr_t)Base, Size);

+}

+

+/*

+ * Read BIOS via mmap()ing DEV_MEM

+ */

+

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+	     int Len)

+{

+	unsigned char *ptr;

+	int psize;

+	int mlen;

+

+	checkDevMem(TRUE);

+	if (devMemFd == -1) {

+	    return -1;

+	}

+

+	psize = getpagesize();

+	Offset += Base & (psize - 1);

+	Base &= ~(psize - 1);

+	mlen = (Offset + Len + psize - 1) & ~(psize - 1);

+	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,

+					MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE);

+	if ((long)ptr == -1)

+	{

+		xf86Msg(X_WARNING, 

+			"xf86ReadBIOS: %s mmap[s=%x,a=%x,o=%x] failed (%s)\n",

+			DEV_MEM, Len, Base, Offset, strerror(errno));

+		return -1;

+	}

+#ifdef DEBUG

+	ErrorF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",

+		Base, ptr[0] | (ptr[1] << 8));

+#endif

+	(void)memcpy(Buf, (void *)(ptr + Offset), Len);

+	(void)munmap((caddr_t)ptr, mlen);

+#ifdef DEBUG

+	xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)"

+		"-> %02x %02x %02x %02x...\n",

+		Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);

+#endif

+	return Len;

+}

+

+

+/* XXX This needs to be updated for the ND */

+

+/*

+** Find out whether the console driver provides memory mapping information 

+** for the specified region and return the map_info pointer. Print a warning if required.

+*/

+static struct memAccess *

+checkMapInfo(Bool warn, int Region)

+{

+    struct memAccess *memAccP;

+        

+    switch (Region)

+    {

+	case VGA_REGION:

+	    memAccP = &vgaMemInfo;

+	    break;

+	    	    

+	case LINEAR_REGION:

+	    memAccP = &linearMemInfo;

+	    break;

+	    

+	case MMIO_REGION:

+	    memAccP = &ioMemInfo;

+	    break;

+	

+	default:

+	    return NULL;

+	    break;

+    }

+    

+    if(!memAccP->Checked)

+    {	

+	if(ioctl(xf86Info.screenFd, memAccP->ioctl, &(memAccP->memInfo)) == -1)

+	{

+	    if(warn)

+	    {

+		xf86Msg(X_WARNING,

+		 "checkMapInfo: failed to get map info for region %d\n\t(%s)\n",

+		       Region, strerror(errno));

+	    }

+	}

+	else

+	{

+	    if(memAccP->memInfo.u.map_info_mmap.map_offset 

+	       != MAP_INFO_UNKNOWN)

+		memAccP->OK = TRUE;

+	}

+	memAccP->Checked = TRUE;

+    }

+    if (memAccP->OK)

+    {

+	return memAccP;

+    }

+    else

+    {

+	return NULL;

+    }

+}

+

+static pointer

+xf86MapInfoMap(struct memAccess *memInfoP, pointer Base, unsigned long Size)

+{

+    struct map_info *mapInfoP = &(memInfoP->memInfo);

+

+    if (mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN)

+    {	

+	Size = (unsigned long)Base + Size;

+    }

+    else

+    {

+	Size = mapInfoP->u.map_info_mmap.map_size;

+    }

+    

+    switch(mapInfoP->method)

+    {

+	case MAP_MMAP:

+	    /* Need to remap if size is unknown because we may not have

+	       mapped the whole region initially */

+	    if(memInfoP->regionVirtBase == NULL ||

+	       mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN)

+	    {

+		if((memInfoP->regionVirtBase = 

+		    mmap((caddr_t)0,

+			 Size,

+			 PROT_READ | PROT_WRITE,

+			 MAP_SHARED,

+			 xf86Info.screenFd,

+			 (unsigned long)mapInfoP->u.map_info_mmap.map_offset))

+		   == (pointer)-1)

+		{

+		    FatalError("xf86MapInfoMap: Failed to map memory at 0x%x\n\t%s\n", 

+			       mapInfoP->u.map_info_mmap.map_offset, strerror(errno));

+		}

+		if(mapInfoP->u.map_info_mmap.internal_offset > 0)

+		    memInfoP->regionVirtBase += 

+			mapInfoP->u.map_info_mmap.internal_offset;

+	    }

+	    break;

+	    

+	default:

+	    FatalError("xf86MapInfoMap: Unsuported mapping method\n");

+	    break;

+    }

+	    

+    return (pointer)((int)memInfoP->regionVirtBase + (int)Base);

+}

+

+static void

+xf86MapInfoUnmap(struct memAccess *memInfoP, unsigned long Size)

+{

+    struct map_info *mapInfoP = &(memInfoP->memInfo);

+    

+    switch(mapInfoP->method)

+    {

+	case MAP_MMAP:

+	    if(memInfoP->regionVirtBase != NULL)

+	    {

+		if(mapInfoP->u.map_info_mmap.map_size != MAP_INFO_UNKNOWN)

+		    Size = mapInfoP->u.map_info_mmap.map_size;

+		munmap((caddr_t)memInfoP->regionVirtBase, Size);

+		memInfoP->regionVirtBase = NULL;

+	    }

+	    break;

+	 default:

+	    FatalError("xf86MapInfoMap: Unsuported mapping method\n");

+	    break;

+    }

+}

+

+static pointer

+armMapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)

+{

+	struct memAccess *memInfoP;

+	

+	if((memInfoP = checkMapInfo(FALSE, Region)) != NULL)

+	{

+	    /*

+	     ** xf86 passes in a physical address offset from the start

+	     ** of physical memory, but xf86MapInfoMap expects an 

+	     ** offset from the start of the specified region - it gets 

+	     ** the physical address of the region from the display driver.

+	     */

+	    switch(Region)

+	    {

+	        case LINEAR_REGION:

+		    if (vgaPhysLinearBase)

+		    {

+			Base -= vgaPhysLinearBase;

+		    }

+		    break;

+		case VGA_REGION:

+		    Base -= 0xA0000;

+		    break;

+	    }

+	    

+	    base = xf86MapInfoMap(memInfoP, Base, Size);

+	    return base;

+	}

+	return mapVidMem(ScreenNum, Base, Size, flags);

+}

+

+static void

+armUnmapVidMem(int ScreenNum, pointer Base, unsigned long Size)

+{

+        struct memAccess *memInfoP;

+	

+	if((memInfoP = checkMapInfo(FALSE, Region)) != NULL)

+	{

+	    xf86MapInfoUnmap(memInfoP, Base, Size);

+	}

+	unmapVidMem(ScreenNum, Base, Size);

+}

+

+#ifdef USE_DEV_IO

+static int IoFd = -1;

+

+Bool

+xf86EnableIO()

+{

+	if (IoFd >= 0)

+		return TRUE;

+

+	if ((IoFd = open("/dev/io", O_RDWR)) == -1)

+	{

+		xf86Msg(X_WARNING,"xf86EnableIO: "

+				"Failed to open /dev/io for extended I/O\n");

+		return FALSE;

+	}

+	return TRUE;

+}

+

+void

+xf86DisableIO()

+{

+	if (IoFd < 0)

+		return;

+

+	close(IoFd);

+	IoFd = -1;

+	return;

+}

+

+#endif

+

+#if defined(USE_ARC_MMAP) || defined(__arm32__)

+

+Bool

+xf86EnableIO()

+{

+	int fd;

+	pointer base;

+

+	if (ExtendedEnabled)

+		return TRUE;

+

+	if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) {

+		/* Try to map a page at the pccons I/O space */

+		base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE,

+				MAP_FLAGS, fd, (off_t)0x0000);

+

+		if (base != (pointer)-1) {

+			IOPortBase = base;

+		}

+		else {

+			xf86Msg(X_WARNING,"EnableIO: failed to mmap %s (%s)\n",

+				"/dev/ttyC0", strerror(errno));

+			return FALSE;

+		}

+	}

+	else {

+		xf86Msg("EnableIO: failed to open %s (%s)\n",

+			"/dev/ttyC0", strerror(errno));

+		return FALSE;

+	}

+	

+	ExtendedEnabled = TRUE;

+

+	return TRUE;

+}

+

+void

+xf86DisableIO()

+{

+	return;

+}

+

+#endif /* USE_ARC_MMAP */

+

+#if 0

+/*

+ * XXX This is here for reference.  It needs to be handled differently for the

+ * ND.

+ */

+#if defined(USE_ARC_MMAP) || defined(__arm32__)

+

+#ifdef USE_ARM32_MMAP

+#define	DEV_MEM_IOBASE	0x43000000

+#endif

+

+static Bool ScreenEnabled[MAXSCREENS];

+static Bool ExtendedEnabled = FALSE;

+static Bool InitDone = FALSE;

+

+Bool

+xf86EnableIOPorts(ScreenNum)

+int ScreenNum;

+{

+	int i;

+	int fd;

+	pointer base;

+

+#ifdef __arm32__

+	struct memAccess *memInfoP;

+	int *Size;

+#endif

+

+	ScreenEnabled[ScreenNum] = TRUE;

+

+	if (ExtendedEnabled)

+		return TRUE;

+

+#ifdef USE_ARC_MMAP

+	if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) {

+		/* Try to map a page at the pccons I/O space */

+		base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE,

+				MAP_FLAGS, fd, (off_t)0x0000);

+

+		if (base != (pointer)-1) {

+			IOPortBase = base;

+		}

+		else {

+			xf86Msg(X_ERROR,

+				"EnableIOPorts: failed to mmap %s (%s)\n",

+				"/dev/ttyC0", strerror(errno));

+		}

+	}

+	else {

+		xf86Msg(X_ERROR, "EnableIOPorts: failed to open %s (%s)\n",

+			"/dev/ttyC0", strerror(errno));

+	}

+#endif

+

+#ifdef __arm32__

+	IOPortBase = (unsigned int)-1;

+

+	if((memInfoP = checkMapInfo(TRUE, MMIO_REGION)) != NULL)

+	{

+	    /* 

+	     * xf86MapInfoMap maps an offset from the start of video IO

+	     * space (e.g. 0x3B0), but IOPortBase is expected to map to

+	     * physical address 0x000, so subtract the start of video I/O

+	     * space from the result.  This is safe for now becase we

+	     * actually mmap the start of the page, then the start of video

+	     * I/O space is added as an internal offset.

+	     */

+	    IOPortBase = (unsigned int)xf86MapInfoMap(memInfoP,

+						      (caddr_t)0x0, 0L) 

+		- memInfoP->memInfo.u.map_info_mmap.internal_offset;

+	    ExtendedEnabled = TRUE;

+	    return TRUE;

+	}

+#ifdef USE_ARM32_MMAP

+	checkDevMem(TRUE);

+

+	if (devMemFd >= 0 && useDevMem)

+	{

+	    base = (pointer)mmap((caddr_t)0, 0x400, PROT_READ | PROT_WRITE,

+				 MAP_FLAGS, devMemFd, (off_t)DEV_MEM_IOBASE);

+

+	    if (base != (pointer)-1)

+		IOPortBase = (unsigned int)base;

+	}

+

+        if (IOPortBase == (unsigned int)-1)

+	{	

+	    xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\

+Make sure you have the Aperture Driver installed, or a kernel built with the INSECURE option\n");

+	    return FALSE;

+	}

+#else

+	/* We don't have the IOBASE, so we can't map the address */

+	xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\

+Try building the server with USE_ARM32_MMAP defined\n");

+	return FALSE;

+#endif

+#endif

+	

+	ExtendedEnabled = TRUE;

+

+	return TRUE;

+}

+

+void

+xf86DisableIOPorts(ScreenNum)

+int ScreenNum;

+{

+	int i;

+#ifdef __arm32__

+        struct memAccess *memInfoP;

+#endif

+

+	ScreenEnabled[ScreenNum] = FALSE;

+

+#ifdef __arm32__

+	if((memInfoP = checkMapInfo(FALSE, MMIO_REGION)) != NULL)

+	{

+	    xf86MapInfoUnmap(memInfoP, 0);

+	}

+#endif

+

+#ifdef USE_ARM32_MMAP

+	if (!ExtendedEnabled)

+	return;

+

+	for (i = 0; i < MAXSCREENS; i++)

+		if (ScreenEnabled[i])

+			return;

+

+	munmap((caddr_t)IOPortBase, 0x400);

+	IOPortBase = (unsigned int)-1;

+	ExtendedEnabled = FALSE;

+#endif

+

+	return;

+}

+

+#endif /* USE_ARC_MMAP || USE_ARM32_MMAP */

+#endif

+

+

diff --git a/xorg-server/hw/xfree86/os-support/bsd/bsd_VTsw.c b/xorg-server/hw/xfree86/os-support/bsd/bsd_VTsw.c
index 90c9c30b1..15220d743 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/bsd_VTsw.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/bsd_VTsw.c
@@ -57,7 +57,7 @@ xf86VTSwitchPending()
 {

 #if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

 	if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) {

-		return(xf86Info.vtRequestsPending ? TRUE : FALSE);

+		return xf86Info.vtRequestsPending ? TRUE : FALSE;

 	}

 #endif

 	return FALSE;

@@ -70,9 +70,9 @@ xf86VTSwitchAway()
 	if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) {

 		xf86Info.vtRequestsPending = FALSE;

 		if (ioctl(xf86Info.consoleFd, VT_RELDISP, 1) < 0)

-			return(FALSE);

+			return FALSE;

 		else

-			return(TRUE);

+			return TRUE;

 	}

 #endif

 	return FALSE;

@@ -85,19 +85,19 @@ xf86VTSwitchTo()
 	if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) {

 		xf86Info.vtRequestsPending = FALSE;

 		if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0)

-			return(FALSE);

+			return FALSE;

 		else

-			return(TRUE);

+			return TRUE;

 	}

 #endif

-	return(TRUE);

+	return TRUE;

 }

 

 Bool

 xf86VTActivate(int vtno)

 {

 	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vtno) < 0) {

-		return(FALSE);

+		return FALSE;

 	}

-	return(TRUE);

+	return TRUE;

 }

diff --git a/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c b/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c
index 7698084ee..62618afd8 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c
@@ -1,760 +1,760 @@
-/*
- * Copyright 1992 by Rich Murphey <Rich@Rice.edu>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Rich Murphey and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Rich Murphey and
- * David Wexelblat make no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-
-#include "compiler.h"
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-#include <sys/utsname.h>
-#include <sys/ioctl.h>
-#include <stdlib.h>
-#include <errno.h>
-
-static Bool KeepTty = FALSE;
-static int devConsoleFd = -1;
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-static int VTnum = -1;
-static int initialVT = -1;
-static Bool ShareVTs = FALSE;
-#endif
-
-#ifdef PCCONS_SUPPORT
-/* Stock 0.1 386bsd pccons console driver interface */
-#ifndef __OpenBSD__
-#  define PCCONS_CONSOLE_DEV1 "/dev/ttyv0"
-#else
-#  define PCCONS_CONSOLE_DEV1 "/dev/ttyC0"
-#endif
-#define PCCONS_CONSOLE_DEV2 "/dev/vga"
-#define PCCONS_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#ifdef SYSCONS_SUPPORT
-/* The FreeBSD 1.1 version syscons driver uses /dev/ttyv0 */
-#define SYSCONS_CONSOLE_DEV1 "/dev/ttyv0"
-#define SYSCONS_CONSOLE_DEV2 "/dev/vga"
-#define SYSCONS_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#ifdef PCVT_SUPPORT
-/* Hellmuth Michaelis' pcvt driver */
-#ifndef __OpenBSD__
-#  define PCVT_CONSOLE_DEV "/dev/ttyv0"
-#else
-#  define PCVT_CONSOLE_DEV "/dev/ttyC0"
-#endif
-#define PCVT_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#if defined(WSCONS_SUPPORT) && defined(__NetBSD__)
-/* NetBSD's new console driver */
-#define WSCONS_PCVT_COMPAT_CONSOLE_DEV "/dev/ttyE0"
-#endif
-
-#ifdef __GLIBC__
-#define setpgrp setpgid
-#endif
-
-#define CHECK_DRIVER_MSG \
-  "Check your kernel's console driver configuration and /dev entries"
-
-static char *supported_drivers[] = {
-#ifdef PCCONS_SUPPORT
-	"pccons (with X support)",
-#endif
-#ifdef SYSCONS_SUPPORT
-	"syscons",
-#endif
-#ifdef PCVT_SUPPORT
-	"pcvt",
-#endif
-#ifdef WSCONS_SUPPORT
-	"wscons",
-#endif
-};
-
-
-/*
- * Functions to probe for the existance of a supported console driver.
- * Any function returns either a valid file descriptor (driver probed
- * succesfully), -1 (driver not found), or uses FatalError() if the
- * driver was found but proved to not support the required mode to run
- * an X server.
- */
-
-typedef int (*xf86ConsOpen_t)(void);
-
-#ifdef PCCONS_SUPPORT
-static int xf86OpenPccons(void);
-#endif /* PCCONS_SUPPORT */
-
-#ifdef SYSCONS_SUPPORT
-static int xf86OpenSyscons(void);
-#endif /* SYSCONS_SUPPORT */
-
-#ifdef PCVT_SUPPORT
-static int xf86OpenPcvt(void);
-#endif /* PCVT_SUPPORT */
-
-#ifdef WSCONS_SUPPORT
-static int xf86OpenWScons(void);
-#endif
-
-/*
- * The sequence of the driver probes is important; start with the
- * driver that is best distinguishable, and end with the most generic
- * driver.  (Otherwise, pcvt would also probe as syscons, and either
- * pcvt or syscons might succesfully probe as pccons.)
- */
-static xf86ConsOpen_t xf86ConsTab[] = {
-#ifdef PCVT_SUPPORT
-    xf86OpenPcvt,
-#endif
-#ifdef SYSCONS_SUPPORT
-    xf86OpenSyscons,
-#endif
-#ifdef PCCONS_SUPPORT
-    xf86OpenPccons,
-#endif
-#ifdef WSCONS_SUPPORT
-    xf86OpenWScons,
-#endif
-    (xf86ConsOpen_t)NULL
-};
-
-
-void
-xf86OpenConsole()
-{
-    int i, fd = -1;
-    xf86ConsOpen_t *driver;
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-    int result;
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-    struct utsname uts;
-#endif
-    vtmode_t vtmode;
-#endif
-    
-    if (serverGeneration == 1)
-    {
-	/* check if we are run with euid==0 */
-	if (geteuid() != 0)
-	{
-	    FatalError("xf86OpenConsole: Server must be suid root");
-	}
-
-	if (!KeepTty)
-	{
-	    /*
-	     * detaching the controlling tty solves problems of kbd character
-	     * loss.  This is not interesting for CO driver, because it is 
-	     * exclusive.
-	     */
-	    setpgrp(0, getpid());
-	    if ((i = open("/dev/tty",O_RDWR)) >= 0)
-	    {
-		ioctl(i,TIOCNOTTY,(char *)0);
-		close(i);
-	    }
-	}
-
-	/* detect which driver we are running on */
-	for (driver = xf86ConsTab; *driver; driver++)
-	{
-	    if ((fd = (*driver)()) >= 0)
-		break;
-	}
-
-	/* Check that a supported console driver was found */
-	if (fd < 0)
-	{
-	    char cons_drivers[80] = {0, };
-	    for (i = 0; i < sizeof(supported_drivers) / sizeof(char *); i++)
-	    {
-		if (i)
-		{
-		    strcat(cons_drivers, ", ");
-		}
-		strcat(cons_drivers, supported_drivers[i]);
-	    }
-	    FatalError(
-		"%s: No console driver found\n\tSupported drivers: %s\n\t%s",
-		"xf86OpenConsole", cons_drivers, CHECK_DRIVER_MSG);
-	}
-#if 0 /* stdin is already closed in OsInit() */
-	fclose(stdin);
-#endif
-	xf86Info.consoleFd = fd;
-	xf86Info.screenFd = fd;
-
-	switch (xf86Info.consType)
-	{
-#ifdef PCCONS_SUPPORT
-	case PCCONS:
-	    if (ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_ON, 0) < 0)
-	    {
-		FatalError("%s: CONSOLE_X_MODE_ON failed (%s)\n%s",
-			   "xf86OpenConsole", strerror(errno),
-			   CHECK_DRIVER_MSG);
-	    }
-	    /*
-	     * Hack to prevent keyboard hanging when syslogd closes
-	     * /dev/console
-	     */
-	    if ((devConsoleFd = open("/dev/console", O_WRONLY,0)) < 0)
-	    {
-		xf86Msg(X_WARNING,
-			"xf86OpenConsole: couldn't open /dev/console (%s)\n",
-			strerror(errno));
-	    }
-	    break;
-#endif
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-	case SYSCONS:
-	    /* as of FreeBSD 2.2.8, syscons driver does not need the #1 vt
-	     * switching anymore. Here we check for FreeBSD 3.1 and up.
-	     * Add cases for other *BSD that behave the same.
-	    */
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-	    uname (&uts);
-	    i = atof(uts.release) * 100;
-	    if (i >= 310) goto acquire_vt;
-#endif
-	    /* otherwise fall through */
-	case PCVT:
-#if !(defined(__NetBSD__) && (__NetBSD_Version__ >= 200000000))
-	    /*
-	     * First activate the #1 VT.  This is a hack to allow a server
-	     * to be started while another one is active.  There should be
-	     * a better way.
-	     */
-	    if (initialVT != 1) {
-
-		if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, 1) != 0)
-		{
-		    xf86Msg(X_WARNING,
-				"xf86OpenConsole: VT_ACTIVATE failed\n");
-		}
-		sleep(1);
-	    }
-#endif
-acquire_vt:
-	    if (!ShareVTs) {
-		    /*
-		     * now get the VT
-		     */
-		    SYSCALL(result =
-			    ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno));
-		    if (result != 0)
-		    {
-			xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
-		    }
-		    SYSCALL(result =
-		    ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno));
-		    if (result != 0)
-		    {
-			xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
-		    }
-
-		    signal(SIGUSR1, xf86VTRequest);
-
-		    vtmode.mode = VT_PROCESS;
-		    vtmode.relsig = SIGUSR1;
-		    vtmode.acqsig = SIGUSR1;
-		    vtmode.frsig = SIGUSR1;
-		    if (ioctl(xf86Info.consoleFd, VT_SETMODE, &vtmode) < 0) 
-		    {
-			FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed");
-		    }
-	#if !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)
-		    if (ioctl(xf86Info.consoleFd, KDENABIO, 0) < 0)
-		    {
-			FatalError("xf86OpenConsole: KDENABIO failed (%s)",
-				   strerror(errno));
-		    }
-	#endif
-		    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)
-		    {
-			FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed");
-		    }
-	    } else { /* ShareVTs */
-		    close(xf86Info.consoleFd);
-	    }	
-  	    break; 
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-#ifdef WSCONS_SUPPORT
-	case WSCONS:
-	    /* Nothing to do */
-   	    break; 
-#endif
-        }
-    }
-    else 
-    {
-	/* serverGeneration != 1 */
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-    	if (!ShareVTs) if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT)
-    	{
-	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
-	    {
-	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
-	    }
-        }
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-    }
-    return;
-}
-
-
-#ifdef PCCONS_SUPPORT
-
-static int
-xf86OpenPccons()
-{
-    int fd = -1;
-
-    if ((fd = open(PCCONS_CONSOLE_DEV1, PCCONS_CONSOLE_MODE, 0))
-	>= 0 ||
-	(fd = open(PCCONS_CONSOLE_DEV2, PCCONS_CONSOLE_MODE, 0))
-	>= 0)
-    {
-	if (ioctl(fd, CONSOLE_X_MODE_OFF, 0) < 0)
-	{
-	    FatalError(
-		"%s: CONSOLE_X_MODE_OFF failed (%s)\n%s\n%s",
-		"xf86OpenPccons",
-		strerror(errno),
-		"Was expecting pccons driver with X support",
-		CHECK_DRIVER_MSG);
-	}
-	xf86Info.consType = PCCONS;
-	xf86Msg(X_PROBED, "Using pccons driver with X support\n");
-    }
-    return fd;
-}
-
-#endif /* PCCONS_SUPPORT */
-
-#ifdef SYSCONS_SUPPORT
-
-static int
-xf86OpenSyscons()
-{
-    int fd = -1;
-    vtmode_t vtmode;
-    char vtname[12];
-    struct stat status;
-    long syscons_version;
-    MessageType from;
-
-    /* Check for syscons */
-    if ((fd = open(SYSCONS_CONSOLE_DEV1, SYSCONS_CONSOLE_MODE, 0)) >= 0
-	|| (fd = open(SYSCONS_CONSOLE_DEV2, SYSCONS_CONSOLE_MODE, 0)) >= 0)
-    {
-	if (ioctl(fd, VT_GETMODE, &vtmode) >= 0)
-	{
-	    /* Get syscons version */
-	    if (ioctl(fd, CONS_GETVERS, &syscons_version) < 0)
-	    {
-		syscons_version = 0;
-	    }
-
-	    xf86Info.vtno = VTnum;
-	    from = X_CMDLINE;
-
-#ifdef VT_GETACTIVE
-	    if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)
-		initialVT = -1;
-#endif
-            if (ShareVTs)
-		xf86Info.vtno = initialVT;
-
-	    if (xf86Info.vtno == -1)
-	    {
-		/*
-		 * For old syscons versions (<0x100), VT_OPENQRY returns
-		 * the current VT rather than the next free VT.  In this
-		 * case, the server gets started on the current VT instead
-		 * of the next free VT.
-		 */
-
-#if 0
-		/* check for the fixed VT_OPENQRY */
-		if (syscons_version >= 0x100)
-		{
-#endif
-		    if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)
-		    {
-			/* No free VTs */
-			xf86Info.vtno = -1;
-		    }
-#if 0
-		}
-#endif
-
-		if (xf86Info.vtno == -1)
-		{
-		    /*
-		     * All VTs are in use.  If initialVT was found, use it.
-		     * Otherwise, if stdin is a VT, use that one.
-		     * XXX stdin is already closed, so this won't work.
-		     */
-		    if (initialVT != -1)
-		    {
-			xf86Info.vtno = initialVT;
-		    }
-		    else if ((fstat(0, &status) >= 0)
-			     && S_ISCHR(status.st_mode)
-			     && (ioctl(0, VT_GETMODE, &vtmode) >= 0))
-		    {
-			/* stdin is a VT */
-			xf86Info.vtno = minor(status.st_rdev) + 1;
-		    }
-		    else
-		    {
-			if (syscons_version >= 0x100)
-			{
-			    FatalError("%s: Cannot find a free VT",
-				       "xf86OpenSyscons");
-			}
-			/* Should no longer reach here */
-			FatalError("%s: %s %s\n\t%s %s",
-				   "xf86OpenSyscons",
-				   "syscons versions prior to 1.0 require",
-				   "either the",
-				   "server's stdin be a VT",
-				   "or the use of the vtxx server option");
-		    }
-		}
-		from = X_PROBED;
-	    }
-
-	    close(fd);
-#ifndef __OpenBSD__
-	    sprintf(vtname, "/dev/ttyv%01x", xf86Info.vtno - 1);
-#else 
-	    sprintf(vtname, "/dev/ttyC%01x", xf86Info.vtno - 1);
-#endif	    
-	    if ((fd = open(vtname, SYSCONS_CONSOLE_MODE, 0)) < 0)
-	    {
-		FatalError("xf86OpenSyscons: Cannot open %s (%s)",
-			   vtname, strerror(errno));
-	    }
-	    if (ioctl(fd, VT_GETMODE, &vtmode) < 0)
-	    {
-		FatalError("xf86OpenSyscons: VT_GETMODE failed");
-	    }
-	    xf86Info.consType = SYSCONS;
-	    xf86Msg(X_PROBED, "Using syscons driver with X support");
-	    if (syscons_version >= 0x100)
-	    {
-		xf86ErrorF(" (version %ld.%ld)\n", syscons_version >> 8,
-			   syscons_version & 0xFF);
-	    }
-	    else
-	    {
-		xf86ErrorF(" (version 0.x)\n");
-	    }
-	    xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
-	}
-	else
-	{
-	    /* VT_GETMODE failed, probably not syscons */
-	    close(fd);
-	    fd = -1;
-	}
-    }
-    return fd;
-}
-
-#endif /* SYSCONS_SUPPORT */
-
-
-#ifdef PCVT_SUPPORT
-
-static int
-xf86OpenPcvt()
-{
-    /* This looks much like syscons, since pcvt is API compatible */
-    int fd = -1;
-    vtmode_t vtmode;
-    char vtname[12], *vtprefix;
-    struct stat status;
-    struct pcvtid pcvt_version;
-
-#ifndef __OpenBSD__
-    vtprefix = "/dev/ttyv";
-#else
-    vtprefix = "/dev/ttyC";
-#endif
-
-    fd = open(PCVT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);
-#ifdef WSCONS_PCVT_COMPAT_CONSOLE_DEV
-    if (fd < 0)
-    {
-	fd = open(WSCONS_PCVT_COMPAT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);
-	vtprefix = "/dev/ttyE";
-    }
-#endif
-    if (fd >= 0) 
-    {
-	if (ioctl(fd, VGAPCVTID, &pcvt_version) >= 0)
-	{
-	    if(ioctl(fd, VT_GETMODE, &vtmode) < 0)
-	    {
-		FatalError("%s: VT_GETMODE failed\n%s%s\n%s",
-			   "xf86OpenPcvt",
-			   "Found pcvt driver but X11 seems to be",
-			   " not supported.", CHECK_DRIVER_MSG);
-	    }
-
-	    xf86Info.vtno = VTnum;
-		
-	    if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)
-		initialVT = -1;
-
-	    if (xf86Info.vtno == -1)
-	    {
-		if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)
-		{
-		    /* No free VTs */
-		    xf86Info.vtno = -1;
-		}
-
-		if (xf86Info.vtno == -1)
-		{
-		    /*
-		     * All VTs are in use.  If initialVT was found, use it.
-		     * Otherwise, if stdin is a VT, use that one.
-		     * XXX stdin is already closed, so this won't work.
-		     */
-		    if (initialVT != -1)
-		    {
-			xf86Info.vtno = initialVT;
-		    }
-		    else if ((fstat(0, &status) >= 0)
-			     && S_ISCHR(status.st_mode)
-			     && (ioctl(0, VT_GETMODE, &vtmode) >= 0))
-		    {
-			/* stdin is a VT */
-			xf86Info.vtno = minor(status.st_rdev) + 1;
-		    }
-		    else
-		    {
-			FatalError("%s: Cannot find a free VT",
-				   "xf86OpenPcvt");
-		    }
-		}
-	    }
-
-	    close(fd);
-            sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);
-	    if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0)
-	    {
-		ErrorF("xf86OpenPcvt: Cannot open %s (%s)",
-			   vtname, strerror(errno));
-		xf86Info.vtno = initialVT;
-	        sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);
-		if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) {
-			FatalError("xf86OpenPcvt: Cannot open %s (%s)",
-			   	vtname, strerror(errno));
-		}
-	    }
-	    if (ioctl(fd, VT_GETMODE, &vtmode) < 0)
-	    {
-		FatalError("xf86OpenPcvt: VT_GETMODE failed");
-	    }
-	    xf86Info.consType = PCVT;
-#ifdef WSCONS_SUPPORT
-	    xf86Msg(X_PROBED,
-		    "Using wscons driver on %s in pcvt compatibility mode "
-		    "(version %d.%d)\n", vtname,
-		    pcvt_version.rmajor, pcvt_version.rminor);
-#else
-	    xf86Msg(X_PROBED, "Using pcvt driver (version %d.%d)\n",
-		    pcvt_version.rmajor, pcvt_version.rminor);
-#endif
-	}
-	else
-	{
-	    /* Not pcvt */
-	    close(fd);
-	    fd = -1;
-	}
-    }
-    return fd;
-}
-
-#endif /* PCVT_SUPPORT */
-
-#ifdef WSCONS_SUPPORT
-
-static int
-xf86OpenWScons()
-{
-    int fd = -1;
-    int mode = WSDISPLAYIO_MODE_MAPPED;
-    int i;
-    char ttyname[16];
-
-    /* XXX Is this ok? */
-    for (i = 0; i < 8; i++) {
-#if defined(__NetBSD__)
-	sprintf(ttyname, "/dev/ttyE%d", i);
-#elif defined(__OpenBSD__)
-	sprintf(ttyname, "/dev/ttyC%x", i);
-#endif
-	if ((fd = open(ttyname, 2)) != -1)
-	    break;
-    }
-    if (fd != -1) {
-	if (ioctl(fd, WSDISPLAYIO_SMODE, &mode) < 0) {
-	    FatalError("%s: WSDISPLAYIO_MODE_MAPPED failed (%s)\n%s",
-		       "xf86OpenConsole", strerror(errno),
-		       CHECK_DRIVER_MSG);
-	}
-	xf86Info.consType = WSCONS;
-	xf86Msg(X_PROBED, "Using wscons driver\n");
-    }
-    return fd;
-}
-
-#endif /* WSCONS_SUPPORT */
-
-void
-xf86CloseConsole()
-{
-#if defined(SYSCONS_SUPPORT) || defined(PCVT_SUPPORT)
-    struct vt_mode   VT;
-#endif
-
-    if (ShareVTs) return;
-
-    switch (xf86Info.consType)
-    {
-#ifdef PCCONS_SUPPORT
-    case PCCONS:
-	ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_OFF, 0);
-	break;
-#endif /* PCCONS_SUPPORT */
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-    case SYSCONS:
-    case PCVT:
-        ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);  /* Back to text mode */
-        if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
-        {
-	    VT.mode = VT_AUTO;
-	    ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* dflt vt handling */
-        }
-#if !defined(OpenBSD) && !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)
-        if (ioctl(xf86Info.consoleFd, KDDISABIO, 0) < 0)
-        {
-            xf86FatalError("xf86CloseConsole: KDDISABIO failed (%s)",
-	                   strerror(errno));
-        }
-#endif
-	if (initialVT != -1)
-		ioctl(xf86Info.consoleFd, VT_ACTIVATE, initialVT);
-        break;
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-#ifdef WSCONS_SUPPORT
-    case WSCONS:
-      {
-	int mode = WSDISPLAYIO_MODE_EMUL;
-	ioctl(xf86Info.screenFd, WSDISPLAYIO_SMODE, &mode);
-	break;
-      }
-#endif
-    }
-
-    if (xf86Info.screenFd != xf86Info.consoleFd)
-    {
-	close(xf86Info.screenFd);
-	close(xf86Info.consoleFd);
-	if ((xf86Info.consoleFd = open("/dev/console",O_RDONLY,0)) <0)
-	{
-	    xf86FatalError("xf86CloseConsole: Cannot open /dev/console (%s)",
-			   strerror(errno));
-	}
-    }
-    close(xf86Info.consoleFd);
-    if (devConsoleFd >= 0)
-	close(devConsoleFd);
-    return;
-}
-
-int
-xf86ProcessArgument(int argc, char *argv[], int i)
-{
-	/*
-	 * Keep server from detaching from controlling tty.  This is useful 
-	 * when debugging (so the server can receive keyboard signals.
-	 */
-	if (!strcmp(argv[i], "-keeptty"))
-	{
-		KeepTty = TRUE;
-		return(1);
-	}
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-	if (!strcmp(argv[i], "-sharevts"))
-	{	
-		ShareVTs = TRUE;
-		return(1);
-	}
-	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
-	{
-		if (sscanf(argv[i], "vt%2d", &VTnum) == 0 ||
-		    VTnum < 1 || VTnum > 12)
-		{
-			UseMsg();
-			VTnum = -1;
-			return(0);
-		}
-		return(1);
-	}
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-	return(0);
-}
-
-void
-xf86UseMsg()
-{
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-	ErrorF("vtXX                   use the specified VT number (1-12)\n");
-	ErrorF("-sharevts              share VTs with another X server\n");
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-	ErrorF("-keeptty               ");
-	ErrorF("don't detach controlling tty (for debugging only)\n");
-	return;
-}
+/*

+ * Copyright 1992 by Rich Murphey <Rich@Rice.edu>

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Rich Murphey and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Rich Murphey and

+ * David Wexelblat make no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+

+#include "compiler.h"

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+#include <sys/utsname.h>

+#include <sys/ioctl.h>

+#include <stdlib.h>

+#include <errno.h>

+

+static Bool KeepTty = FALSE;

+static int devConsoleFd = -1;

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+static int VTnum = -1;

+static int initialVT = -1;

+static Bool ShareVTs = FALSE;

+#endif

+

+#ifdef PCCONS_SUPPORT

+/* Stock 0.1 386bsd pccons console driver interface */

+#ifndef __OpenBSD__

+#  define PCCONS_CONSOLE_DEV1 "/dev/ttyv0"

+#else

+#  define PCCONS_CONSOLE_DEV1 "/dev/ttyC0"

+#endif

+#define PCCONS_CONSOLE_DEV2 "/dev/vga"

+#define PCCONS_CONSOLE_MODE O_RDWR|O_NDELAY

+#endif

+

+#ifdef SYSCONS_SUPPORT

+/* The FreeBSD 1.1 version syscons driver uses /dev/ttyv0 */

+#define SYSCONS_CONSOLE_DEV1 "/dev/ttyv0"

+#define SYSCONS_CONSOLE_DEV2 "/dev/vga"

+#define SYSCONS_CONSOLE_MODE O_RDWR|O_NDELAY

+#endif

+

+#ifdef PCVT_SUPPORT

+/* Hellmuth Michaelis' pcvt driver */

+#ifndef __OpenBSD__

+#  define PCVT_CONSOLE_DEV "/dev/ttyv0"

+#else

+#  define PCVT_CONSOLE_DEV "/dev/ttyC0"

+#endif

+#define PCVT_CONSOLE_MODE O_RDWR|O_NDELAY

+#endif

+

+#if defined(WSCONS_SUPPORT) && defined(__NetBSD__)

+/* NetBSD's new console driver */

+#define WSCONS_PCVT_COMPAT_CONSOLE_DEV "/dev/ttyE0"

+#endif

+

+#ifdef __GLIBC__

+#define setpgrp setpgid

+#endif

+

+#define CHECK_DRIVER_MSG \

+  "Check your kernel's console driver configuration and /dev entries"

+

+static char *supported_drivers[] = {

+#ifdef PCCONS_SUPPORT

+	"pccons (with X support)",

+#endif

+#ifdef SYSCONS_SUPPORT

+	"syscons",

+#endif

+#ifdef PCVT_SUPPORT

+	"pcvt",

+#endif

+#ifdef WSCONS_SUPPORT

+	"wscons",

+#endif

+};

+

+

+/*

+ * Functions to probe for the existance of a supported console driver.

+ * Any function returns either a valid file descriptor (driver probed

+ * succesfully), -1 (driver not found), or uses FatalError() if the

+ * driver was found but proved to not support the required mode to run

+ * an X server.

+ */

+

+typedef int (*xf86ConsOpen_t)(void);

+

+#ifdef PCCONS_SUPPORT

+static int xf86OpenPccons(void);

+#endif /* PCCONS_SUPPORT */

+

+#ifdef SYSCONS_SUPPORT

+static int xf86OpenSyscons(void);

+#endif /* SYSCONS_SUPPORT */

+

+#ifdef PCVT_SUPPORT

+static int xf86OpenPcvt(void);

+#endif /* PCVT_SUPPORT */

+

+#ifdef WSCONS_SUPPORT

+static int xf86OpenWScons(void);

+#endif

+

+/*

+ * The sequence of the driver probes is important; start with the

+ * driver that is best distinguishable, and end with the most generic

+ * driver.  (Otherwise, pcvt would also probe as syscons, and either

+ * pcvt or syscons might succesfully probe as pccons.)

+ */

+static xf86ConsOpen_t xf86ConsTab[] = {

+#ifdef PCVT_SUPPORT

+    xf86OpenPcvt,

+#endif

+#ifdef SYSCONS_SUPPORT

+    xf86OpenSyscons,

+#endif

+#ifdef PCCONS_SUPPORT

+    xf86OpenPccons,

+#endif

+#ifdef WSCONS_SUPPORT

+    xf86OpenWScons,

+#endif

+    (xf86ConsOpen_t)NULL

+};

+

+

+void

+xf86OpenConsole()

+{

+    int i, fd = -1;

+    xf86ConsOpen_t *driver;

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+    int result;

+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

+    struct utsname uts;

+#endif

+    vtmode_t vtmode;

+#endif

+    

+    if (serverGeneration == 1)

+    {

+	/* check if we are run with euid==0 */

+	if (geteuid() != 0)

+	{

+	    FatalError("xf86OpenConsole: Server must be suid root");

+	}

+

+	if (!KeepTty)

+	{

+	    /*

+	     * detaching the controlling tty solves problems of kbd character

+	     * loss.  This is not interesting for CO driver, because it is 

+	     * exclusive.

+	     */

+	    setpgrp(0, getpid());

+	    if ((i = open("/dev/tty",O_RDWR)) >= 0)

+	    {

+		ioctl(i,TIOCNOTTY,(char *)0);

+		close(i);

+	    }

+	}

+

+	/* detect which driver we are running on */

+	for (driver = xf86ConsTab; *driver; driver++)

+	{

+	    if ((fd = (*driver)()) >= 0)

+		break;

+	}

+

+	/* Check that a supported console driver was found */

+	if (fd < 0)

+	{

+	    char cons_drivers[80] = {0, };

+	    for (i = 0; i < sizeof(supported_drivers) / sizeof(char *); i++)

+	    {

+		if (i)

+		{

+		    strcat(cons_drivers, ", ");

+		}

+		strcat(cons_drivers, supported_drivers[i]);

+	    }

+	    FatalError(

+		"%s: No console driver found\n\tSupported drivers: %s\n\t%s",

+		"xf86OpenConsole", cons_drivers, CHECK_DRIVER_MSG);

+	}

+#if 0 /* stdin is already closed in OsInit() */

+	fclose(stdin);

+#endif

+	xf86Info.consoleFd = fd;

+	xf86Info.screenFd = fd;

+

+	switch (xf86Info.consType)

+	{

+#ifdef PCCONS_SUPPORT

+	case PCCONS:

+	    if (ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_ON, 0) < 0)

+	    {

+		FatalError("%s: CONSOLE_X_MODE_ON failed (%s)\n%s",

+			   "xf86OpenConsole", strerror(errno),

+			   CHECK_DRIVER_MSG);

+	    }

+	    /*

+	     * Hack to prevent keyboard hanging when syslogd closes

+	     * /dev/console

+	     */

+	    if ((devConsoleFd = open("/dev/console", O_WRONLY,0)) < 0)

+	    {

+		xf86Msg(X_WARNING,

+			"xf86OpenConsole: couldn't open /dev/console (%s)\n",

+			strerror(errno));

+	    }

+	    break;

+#endif

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+	case SYSCONS:

+	    /* as of FreeBSD 2.2.8, syscons driver does not need the #1 vt

+	     * switching anymore. Here we check for FreeBSD 3.1 and up.

+	     * Add cases for other *BSD that behave the same.

+	    */

+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

+	    uname (&uts);

+	    i = atof(uts.release) * 100;

+	    if (i >= 310) goto acquire_vt;

+#endif

+	    /* otherwise fall through */

+	case PCVT:

+#if !(defined(__NetBSD__) && (__NetBSD_Version__ >= 200000000))

+	    /*

+	     * First activate the #1 VT.  This is a hack to allow a server

+	     * to be started while another one is active.  There should be

+	     * a better way.

+	     */

+	    if (initialVT != 1) {

+

+		if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, 1) != 0)

+		{

+		    xf86Msg(X_WARNING,

+				"xf86OpenConsole: VT_ACTIVATE failed\n");

+		}

+		sleep(1);

+	    }

+#endif

+acquire_vt:

+	    if (!ShareVTs) {

+		    /*

+		     * now get the VT

+		     */

+		    SYSCALL(result =

+			    ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno));

+		    if (result != 0)

+		    {

+			xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");

+		    }

+		    SYSCALL(result =

+		    ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno));

+		    if (result != 0)

+		    {

+			xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");

+		    }

+

+		    signal(SIGUSR1, xf86VTRequest);

+

+		    vtmode.mode = VT_PROCESS;

+		    vtmode.relsig = SIGUSR1;

+		    vtmode.acqsig = SIGUSR1;

+		    vtmode.frsig = SIGUSR1;

+		    if (ioctl(xf86Info.consoleFd, VT_SETMODE, &vtmode) < 0) 

+		    {

+			FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed");

+		    }

+	#if !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)

+		    if (ioctl(xf86Info.consoleFd, KDENABIO, 0) < 0)

+		    {

+			FatalError("xf86OpenConsole: KDENABIO failed (%s)",

+				   strerror(errno));

+		    }

+	#endif

+		    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)

+		    {

+			FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed");

+		    }

+	    } else { /* ShareVTs */

+		    close(xf86Info.consoleFd);

+	    }	

+  	    break; 

+#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */

+#ifdef WSCONS_SUPPORT

+	case WSCONS:

+	    /* Nothing to do */

+   	    break; 

+#endif

+        }

+    }

+    else 

+    {

+	/* serverGeneration != 1 */

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+    	if (!ShareVTs) if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT)

+    	{

+	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)

+	    {

+	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");

+	    }

+        }

+#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */

+    }

+    return;

+}

+

+

+#ifdef PCCONS_SUPPORT

+

+static int

+xf86OpenPccons()

+{

+    int fd = -1;

+

+    if ((fd = open(PCCONS_CONSOLE_DEV1, PCCONS_CONSOLE_MODE, 0))

+	>= 0 ||

+	(fd = open(PCCONS_CONSOLE_DEV2, PCCONS_CONSOLE_MODE, 0))

+	>= 0)

+    {

+	if (ioctl(fd, CONSOLE_X_MODE_OFF, 0) < 0)

+	{

+	    FatalError(

+		"%s: CONSOLE_X_MODE_OFF failed (%s)\n%s\n%s",

+		"xf86OpenPccons",

+		strerror(errno),

+		"Was expecting pccons driver with X support",

+		CHECK_DRIVER_MSG);

+	}

+	xf86Info.consType = PCCONS;

+	xf86Msg(X_PROBED, "Using pccons driver with X support\n");

+    }

+    return fd;

+}

+

+#endif /* PCCONS_SUPPORT */

+

+#ifdef SYSCONS_SUPPORT

+

+static int

+xf86OpenSyscons()

+{

+    int fd = -1;

+    vtmode_t vtmode;

+    char vtname[12];

+    struct stat status;

+    long syscons_version;

+    MessageType from;

+

+    /* Check for syscons */

+    if ((fd = open(SYSCONS_CONSOLE_DEV1, SYSCONS_CONSOLE_MODE, 0)) >= 0

+	|| (fd = open(SYSCONS_CONSOLE_DEV2, SYSCONS_CONSOLE_MODE, 0)) >= 0)

+    {

+	if (ioctl(fd, VT_GETMODE, &vtmode) >= 0)

+	{

+	    /* Get syscons version */

+	    if (ioctl(fd, CONS_GETVERS, &syscons_version) < 0)

+	    {

+		syscons_version = 0;

+	    }

+

+	    xf86Info.vtno = VTnum;

+	    from = X_CMDLINE;

+

+#ifdef VT_GETACTIVE

+	    if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)

+		initialVT = -1;

+#endif

+            if (ShareVTs)

+		xf86Info.vtno = initialVT;

+

+	    if (xf86Info.vtno == -1)

+	    {

+		/*

+		 * For old syscons versions (<0x100), VT_OPENQRY returns

+		 * the current VT rather than the next free VT.  In this

+		 * case, the server gets started on the current VT instead

+		 * of the next free VT.

+		 */

+

+#if 0

+		/* check for the fixed VT_OPENQRY */

+		if (syscons_version >= 0x100)

+		{

+#endif

+		    if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)

+		    {

+			/* No free VTs */

+			xf86Info.vtno = -1;

+		    }

+#if 0

+		}

+#endif

+

+		if (xf86Info.vtno == -1)

+		{

+		    /*

+		     * All VTs are in use.  If initialVT was found, use it.

+		     * Otherwise, if stdin is a VT, use that one.

+		     * XXX stdin is already closed, so this won't work.

+		     */

+		    if (initialVT != -1)

+		    {

+			xf86Info.vtno = initialVT;

+		    }

+		    else if ((fstat(0, &status) >= 0)

+			     && S_ISCHR(status.st_mode)

+			     && (ioctl(0, VT_GETMODE, &vtmode) >= 0))

+		    {

+			/* stdin is a VT */

+			xf86Info.vtno = minor(status.st_rdev) + 1;

+		    }

+		    else

+		    {

+			if (syscons_version >= 0x100)

+			{

+			    FatalError("%s: Cannot find a free VT",

+				       "xf86OpenSyscons");

+			}

+			/* Should no longer reach here */

+			FatalError("%s: %s %s\n\t%s %s",

+				   "xf86OpenSyscons",

+				   "syscons versions prior to 1.0 require",

+				   "either the",

+				   "server's stdin be a VT",

+				   "or the use of the vtxx server option");

+		    }

+		}

+		from = X_PROBED;

+	    }

+

+	    close(fd);

+#ifndef __OpenBSD__

+	    sprintf(vtname, "/dev/ttyv%01x", xf86Info.vtno - 1);

+#else 

+	    sprintf(vtname, "/dev/ttyC%01x", xf86Info.vtno - 1);

+#endif	    

+	    if ((fd = open(vtname, SYSCONS_CONSOLE_MODE, 0)) < 0)

+	    {

+		FatalError("xf86OpenSyscons: Cannot open %s (%s)",

+			   vtname, strerror(errno));

+	    }

+	    if (ioctl(fd, VT_GETMODE, &vtmode) < 0)

+	    {

+		FatalError("xf86OpenSyscons: VT_GETMODE failed");

+	    }

+	    xf86Info.consType = SYSCONS;

+	    xf86Msg(X_PROBED, "Using syscons driver with X support");

+	    if (syscons_version >= 0x100)

+	    {

+		xf86ErrorF(" (version %ld.%ld)\n", syscons_version >> 8,

+			   syscons_version & 0xFF);

+	    }

+	    else

+	    {

+		xf86ErrorF(" (version 0.x)\n");

+	    }

+	    xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);

+	}

+	else

+	{

+	    /* VT_GETMODE failed, probably not syscons */

+	    close(fd);

+	    fd = -1;

+	}

+    }

+    return fd;

+}

+

+#endif /* SYSCONS_SUPPORT */

+

+

+#ifdef PCVT_SUPPORT

+

+static int

+xf86OpenPcvt()

+{

+    /* This looks much like syscons, since pcvt is API compatible */

+    int fd = -1;

+    vtmode_t vtmode;

+    char vtname[12], *vtprefix;

+    struct stat status;

+    struct pcvtid pcvt_version;

+

+#ifndef __OpenBSD__

+    vtprefix = "/dev/ttyv";

+#else

+    vtprefix = "/dev/ttyC";

+#endif

+

+    fd = open(PCVT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);

+#ifdef WSCONS_PCVT_COMPAT_CONSOLE_DEV

+    if (fd < 0)

+    {

+	fd = open(WSCONS_PCVT_COMPAT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);

+	vtprefix = "/dev/ttyE";

+    }

+#endif

+    if (fd >= 0) 

+    {

+	if (ioctl(fd, VGAPCVTID, &pcvt_version) >= 0)

+	{

+	    if(ioctl(fd, VT_GETMODE, &vtmode) < 0)

+	    {

+		FatalError("%s: VT_GETMODE failed\n%s%s\n%s",

+			   "xf86OpenPcvt",

+			   "Found pcvt driver but X11 seems to be",

+			   " not supported.", CHECK_DRIVER_MSG);

+	    }

+

+	    xf86Info.vtno = VTnum;

+		

+	    if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)

+		initialVT = -1;

+

+	    if (xf86Info.vtno == -1)

+	    {

+		if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)

+		{

+		    /* No free VTs */

+		    xf86Info.vtno = -1;

+		}

+

+		if (xf86Info.vtno == -1)

+		{

+		    /*

+		     * All VTs are in use.  If initialVT was found, use it.

+		     * Otherwise, if stdin is a VT, use that one.

+		     * XXX stdin is already closed, so this won't work.

+		     */

+		    if (initialVT != -1)

+		    {

+			xf86Info.vtno = initialVT;

+		    }

+		    else if ((fstat(0, &status) >= 0)

+			     && S_ISCHR(status.st_mode)

+			     && (ioctl(0, VT_GETMODE, &vtmode) >= 0))

+		    {

+			/* stdin is a VT */

+			xf86Info.vtno = minor(status.st_rdev) + 1;

+		    }

+		    else

+		    {

+			FatalError("%s: Cannot find a free VT",

+				   "xf86OpenPcvt");

+		    }

+		}

+	    }

+

+	    close(fd);

+            sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);

+	    if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0)

+	    {

+		ErrorF("xf86OpenPcvt: Cannot open %s (%s)",

+			   vtname, strerror(errno));

+		xf86Info.vtno = initialVT;

+	        sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);

+		if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) {

+			FatalError("xf86OpenPcvt: Cannot open %s (%s)",

+			   	vtname, strerror(errno));

+		}

+	    }

+	    if (ioctl(fd, VT_GETMODE, &vtmode) < 0)

+	    {

+		FatalError("xf86OpenPcvt: VT_GETMODE failed");

+	    }

+	    xf86Info.consType = PCVT;

+#ifdef WSCONS_SUPPORT

+	    xf86Msg(X_PROBED,

+		    "Using wscons driver on %s in pcvt compatibility mode "

+		    "(version %d.%d)\n", vtname,

+		    pcvt_version.rmajor, pcvt_version.rminor);

+#else

+	    xf86Msg(X_PROBED, "Using pcvt driver (version %d.%d)\n",

+		    pcvt_version.rmajor, pcvt_version.rminor);

+#endif

+	}

+	else

+	{

+	    /* Not pcvt */

+	    close(fd);

+	    fd = -1;

+	}

+    }

+    return fd;

+}

+

+#endif /* PCVT_SUPPORT */

+

+#ifdef WSCONS_SUPPORT

+

+static int

+xf86OpenWScons()

+{

+    int fd = -1;

+    int mode = WSDISPLAYIO_MODE_MAPPED;

+    int i;

+    char ttyname[16];

+

+    /* XXX Is this ok? */

+    for (i = 0; i < 8; i++) {

+#if defined(__NetBSD__)

+	sprintf(ttyname, "/dev/ttyE%d", i);

+#elif defined(__OpenBSD__)

+	sprintf(ttyname, "/dev/ttyC%x", i);

+#endif

+	if ((fd = open(ttyname, 2)) != -1)

+	    break;

+    }

+    if (fd != -1) {

+	if (ioctl(fd, WSDISPLAYIO_SMODE, &mode) < 0) {

+	    FatalError("%s: WSDISPLAYIO_MODE_MAPPED failed (%s)\n%s",

+		       "xf86OpenConsole", strerror(errno),

+		       CHECK_DRIVER_MSG);

+	}

+	xf86Info.consType = WSCONS;

+	xf86Msg(X_PROBED, "Using wscons driver\n");

+    }

+    return fd;

+}

+

+#endif /* WSCONS_SUPPORT */

+

+void

+xf86CloseConsole()

+{

+#if defined(SYSCONS_SUPPORT) || defined(PCVT_SUPPORT)

+    struct vt_mode   VT;

+#endif

+

+    if (ShareVTs) return;

+

+    switch (xf86Info.consType)

+    {

+#ifdef PCCONS_SUPPORT

+    case PCCONS:

+	ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_OFF, 0);

+	break;

+#endif /* PCCONS_SUPPORT */

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+    case SYSCONS:

+    case PCVT:

+        ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);  /* Back to text mode */

+        if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)

+        {

+	    VT.mode = VT_AUTO;

+	    ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* dflt vt handling */

+        }

+#if !defined(OpenBSD) && !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)

+        if (ioctl(xf86Info.consoleFd, KDDISABIO, 0) < 0)

+        {

+            xf86FatalError("xf86CloseConsole: KDDISABIO failed (%s)",

+	                   strerror(errno));

+        }

+#endif

+	if (initialVT != -1)

+		ioctl(xf86Info.consoleFd, VT_ACTIVATE, initialVT);

+        break;

+#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */

+#ifdef WSCONS_SUPPORT

+    case WSCONS:

+      {

+	int mode = WSDISPLAYIO_MODE_EMUL;

+	ioctl(xf86Info.screenFd, WSDISPLAYIO_SMODE, &mode);

+	break;

+      }

+#endif

+    }

+

+    if (xf86Info.screenFd != xf86Info.consoleFd)

+    {

+	close(xf86Info.screenFd);

+	close(xf86Info.consoleFd);

+	if ((xf86Info.consoleFd = open("/dev/console",O_RDONLY,0)) <0)

+	{

+	    xf86FatalError("xf86CloseConsole: Cannot open /dev/console (%s)",

+			   strerror(errno));

+	}

+    }

+    close(xf86Info.consoleFd);

+    if (devConsoleFd >= 0)

+	close(devConsoleFd);

+    return;

+}

+

+int

+xf86ProcessArgument(int argc, char *argv[], int i)

+{

+	/*

+	 * Keep server from detaching from controlling tty.  This is useful 

+	 * when debugging (so the server can receive keyboard signals.

+	 */

+	if (!strcmp(argv[i], "-keeptty"))

+	{

+		KeepTty = TRUE;

+		return 1;

+	}

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+	if (!strcmp(argv[i], "-sharevts"))

+	{	

+		ShareVTs = TRUE;

+		return 1;

+	}

+	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))

+	{

+		if (sscanf(argv[i], "vt%2d", &VTnum) == 0 ||

+		    VTnum < 1 || VTnum > 12)

+		{

+			UseMsg();

+			VTnum = -1;

+			return 0;

+		}

+		return 1;

+	}

+#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */

+	return 0;

+}

+

+void

+xf86UseMsg()

+{

+#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)

+	ErrorF("vtXX                   use the specified VT number (1-12)\n");

+	ErrorF("-sharevts              share VTs with another X server\n");

+#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */

+	ErrorF("-keeptty               ");

+	ErrorF("don't detach controlling tty (for debugging only)\n");

+	return;

+}

diff --git a/xorg-server/hw/xfree86/os-support/bsd/i386_video.c b/xorg-server/hw/xfree86/os-support/bsd/i386_video.c
index 0d457193a..9b26fb1dd 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/i386_video.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/i386_video.c
@@ -246,7 +246,7 @@ mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
 			   "xf86MapVidMem", DEV_MEM, Size, Base, 

 			   strerror(errno));

 	    }

-	    return(base);

+	    return base;

 	}

 		

 	/* else, mmap /dev/vga */

@@ -266,7 +266,7 @@ mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
 	    FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)",

 		       strerror(errno));

 	}

-	return(base);

+	return base;

 }

 

 static void

@@ -289,7 +289,7 @@ xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
 

 	checkDevMem(TRUE);

 	if (devMemFd == -1) {

-	    return(-1);

+	    return -1;

 	}

 

 	psize = getpagesize();

@@ -308,7 +308,7 @@ xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
 		    xf86Msg(X_WARNING, SYSCTL_MSG2);

 		} 

 #endif

-		return(-1);

+		return -1;

 	}

 #ifdef DEBUG

 	ErrorF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",

@@ -321,7 +321,7 @@ xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
 		"-> %02x %02x %02x %02x...\n",

 		Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);

 #endif

-	return(Len);

+	return Len;

 }

 

 #ifdef USE_I386_IOPL

diff --git a/xorg-server/hw/xfree86/os-support/bsd/sparc64_video.c b/xorg-server/hw/xfree86/os-support/bsd/sparc64_video.c
index ea520c49e..1dcd77711 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/sparc64_video.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/sparc64_video.c
@@ -1,91 +1,91 @@
-/*
- * Copyright 1992 by Rich Murphey <Rich@Rice.edu>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Rich Murphey and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Rich Murphey and
- * David Wexelblat make no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "xf86.h"
-#include "xf86Priv.h"
-
-#include "xf86_OSlib.h"
-#include "xf86OSpriv.h"
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((caddr_t)-1)
-#endif
-
-/***************************************************************************/
-/* Video Memory Mapping section                                            */
-/***************************************************************************/
-
-static pointer sparc64MapVidMem(int, unsigned long, unsigned long, int);
-static void sparc64UnmapVidMem(int, pointer, unsigned long);
-
-void
-xf86OSInitVidMem(VidMemInfoPtr pVidMem)
-{
-	pVidMem->linearSupported = TRUE;
-	pVidMem->mapMem = sparc64MapVidMem;
-	pVidMem->unmapMem = sparc64UnmapVidMem;
-	pVidMem->initialised = TRUE;
-}
-
-static pointer
-sparc64MapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, 
-		 int flags)
-{
-	int fd = xf86Info.screenFd;
-	pointer base;
-
-#ifdef DEBUG
-	xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", 
-		    Base, Size, fd);
-#endif
-
-	base = mmap(0, Size,
-		    (flags & VIDMEM_READONLY) ?
-		     PROT_READ : (PROT_READ | PROT_WRITE),
-		    MAP_SHARED, fd, Base);
-	if (base == MAP_FAILED)
-		FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)",
-			   "xf86MapVidMem", Size, Base, strerror(errno));
-	return base;
-}
-
-static void
-sparc64UnmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
-{
-	munmap(Base, Size);
-}
-
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-	     int Len)
-{
-
-	return (0);
-}
+/*

+ * Copyright 1992 by Rich Murphey <Rich@Rice.edu>

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Rich Murphey and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Rich Murphey and

+ * David Wexelblat make no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include "xf86.h"

+#include "xf86Priv.h"

+

+#include "xf86_OSlib.h"

+#include "xf86OSpriv.h"

+

+#ifndef MAP_FAILED

+#define MAP_FAILED ((caddr_t)-1)

+#endif

+

+/***************************************************************************/

+/* Video Memory Mapping section                                            */

+/***************************************************************************/

+

+static pointer sparc64MapVidMem(int, unsigned long, unsigned long, int);

+static void sparc64UnmapVidMem(int, pointer, unsigned long);

+

+void

+xf86OSInitVidMem(VidMemInfoPtr pVidMem)

+{

+	pVidMem->linearSupported = TRUE;

+	pVidMem->mapMem = sparc64MapVidMem;

+	pVidMem->unmapMem = sparc64UnmapVidMem;

+	pVidMem->initialised = TRUE;

+}

+

+static pointer

+sparc64MapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, 

+		 int flags)

+{

+	int fd = xf86Info.screenFd;

+	pointer base;

+

+#ifdef DEBUG

+	xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", 

+		    Base, Size, fd);

+#endif

+

+	base = mmap(0, Size,

+		    (flags & VIDMEM_READONLY) ?

+		     PROT_READ : (PROT_READ | PROT_WRITE),

+		    MAP_SHARED, fd, Base);

+	if (base == MAP_FAILED)

+		FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)",

+			   "xf86MapVidMem", Size, Base, strerror(errno));

+	return base;

+}

+

+static void

+sparc64UnmapVidMem(int ScreenNum, pointer Base, unsigned long Size)

+{

+	munmap(Base, Size);

+}

+

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+	     int Len)

+{

+

+	return 0;

+}

diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c b/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c
index 3fa897366..705bb5ea0 100644
--- a/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c
@@ -64,7 +64,7 @@ GARTInit(int screenNum)
 	struct _agp_info agpinf;

 

 	if (initDone)

-		return (gartFd != -1);

+		return gartFd != -1;

 

 	initDone = TRUE;

 

diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_init.c b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c
index 297e7a65a..722fbb0c1 100644
--- a/xorg-server/hw/xfree86/os-support/linux/lnx_init.c
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c
@@ -1,401 +1,401 @@
-/*
- * Copyright 1992 by Orest Zborowski <obz@Kodak.com>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Orest Zborowski and David Wexelblat
- * not be used in advertising or publicity pertaining to distribution of
- * the software without specific, written prior permission.  Orest Zborowski
- * and David Wexelblat make no representations about the suitability of this
- * software for any purpose.  It is provided "as is" without express or
- * implied warranty.
- *
- * OREST ZBOROWSKI AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD
- * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI OR DAVID WEXELBLAT BE LIABLE
- * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xmd.h>
-
-#include "compiler.h"
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-#include <sys/stat.h>
-
-static Bool KeepTty = FALSE;
-static int VTnum = -1;
-static Bool VTSwitch = TRUE;
-static Bool ShareVTs = FALSE;
-static int activeVT = -1;
-
-static int vtPermSave[4];
-static char vtname[11];
-static struct termios tty_attr; /* tty state to restore */
-static int tty_mode; /* kbd mode to restore */
-
-static int
-saveVtPerms(void)
-{
-    /* We need to use stat to get permissions. */
-    struct stat svtp;
-
-    /* Do them numerically ordered, hard coded tty0 first. */
-    if (stat("/dev/tty0", &svtp) != 0)
-	return 0;
-    vtPermSave[0] = (int)svtp.st_uid;
-    vtPermSave[1] = (int)svtp.st_gid;
-
-    /* Now check the console we are dealing with. */
-    if (stat(vtname, &svtp) != 0)
-	return 0;
-    vtPermSave[2] = (int)svtp.st_uid;
-    vtPermSave[3] = (int)svtp.st_gid;
-
-    return 1;
-}
-
-static void
-restoreVtPerms(void)
-{
-    if (geteuid() == 0) {
-	 /* Set the terminal permissions back to before we started. */
-	 (void)chown("/dev/tty0", vtPermSave[0], vtPermSave[1]);
-	 (void)chown(vtname, vtPermSave[2], vtPermSave[3]);
-    }
-}
-
-static void *console_handler;
-
-static void
-drain_console(int fd, void *closure)
-{
-    tcflush(fd, TCIOFLUSH);
-}
-
-void
-xf86OpenConsole(void)
-{
-    int i, fd = -1;
-    struct vt_mode VT;
-    struct vt_stat vts;
-    MessageType from = X_PROBED;
-    char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL };
-    char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL };
-
-    if (serverGeneration == 1) {
-
-	/* when KeepTty check if we're run with euid==0 */
-	if (KeepTty && geteuid() != 0) 
-	    FatalError("xf86OpenConsole:"
-		       " Server must be suid root for option \"KeepTTY\"\n");
-
-	/*
-	 * setup the virtual terminal manager
-	 */
-	if (VTnum != -1) {
-	    xf86Info.vtno = VTnum;
-	    from = X_CMDLINE;
-	} else {
-
-	    i=0;
-	    while (tty0[i] != NULL) {
-		if ((fd = open(tty0[i],O_WRONLY,0)) >= 0)
-		  break;
-		i++;
-	    }
-	    
-	    if (fd < 0)
-		FatalError(
-		    "xf86OpenConsole: Cannot open /dev/tty0 (%s)\n",
-		    strerror(errno));
-
-            if (ShareVTs)
-            {
-                if (ioctl(fd, VT_GETSTATE, &vts) == 0)
-                    xf86Info.vtno = vts.v_active;
-                else
-                    FatalError("xf86OpenConsole: Cannot find the current"
-                               " VT (%s)\n", strerror(errno));
-            } else {
-	        if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) ||
-		    (xf86Info.vtno == -1))
-		    FatalError("xf86OpenConsole: Cannot find a free VT: %s\n",
-                               strerror(errno));
-            }
-	    close(fd);
-	}
-
-	xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
-
-	if (!KeepTty) {
-	    pid_t ppid = getppid();
-	    pid_t ppgid;
-	    ppgid = getpgid(ppid);
-
-	    /*
-	     * change to parent process group that pgid != pid so
-	     * that setsid() doesn't fail and we become process
-	     * group leader
-	     */
-	    if (setpgid(0,ppgid) < 0)
-		xf86Msg(X_WARNING, "xf86OpenConsole: setpgid failed: %s\n",
-			strerror(errno));
-
-	    /* become process group leader */
-	    if ((setsid() < 0))
-		xf86Msg(X_WARNING, "xf86OpenConsole: setsid failed: %s\n",
-			strerror(errno));
-	}
-
-        i=0;
-        while (vcs[i] != NULL) {
-            sprintf(vtname, vcs[i], xf86Info.vtno); /* /dev/tty1-64 */
-     	    if ((xf86Info.consoleFd = open(vtname, O_RDWR|O_NDELAY, 0)) >= 0)
-		break;
-            i++;
-        }
-
-	if (xf86Info.consoleFd < 0)
-	    FatalError("xf86OpenConsole: Cannot open virtual console"
-		       " %d (%s)\n", xf86Info.vtno, strerror(errno));
-
-        if (!ShareVTs)
-        {
-	    /*
-	     * Grab the vt ownership before we overwrite it.
-	     * Hard coded /dev/tty0 into this function as well for below.
-	     */
-	    if (!saveVtPerms())
-	        xf86Msg(X_WARNING,
-		        "xf86OpenConsole: Could not save ownership of VT\n");
-
-	    if (geteuid() == 0) {
-		    /* change ownership of the vt */
-		    if (chown(vtname, getuid(), getgid()) < 0)
-			    xf86Msg(X_WARNING,"xf86OpenConsole: chown %s failed: %s\n",
-				    vtname, strerror(errno));
-
-		    /*
-		     * the current VT device we're running on is not
-		     * "console", we want to grab all consoles too
-		     *
-		     * Why is this needed??
-		     */
-		    if (chown("/dev/tty0", getuid(), getgid()) < 0)
-			    xf86Msg(X_WARNING,"xf86OpenConsole: chown /dev/tty0 failed: %s\n",
-				    strerror(errno));
-	    }
-        }
-
-	/*
-	 * Linux doesn't switch to an active vt after the last close of a vt,
-	 * so we do this ourselves by remembering which is active now.
-	 */
-	if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &vts) < 0)
-	    xf86Msg(X_WARNING,"xf86OpenConsole: VT_GETSTATE failed: %s\n",
-		    strerror(errno));
-	else
-	    activeVT = vts.v_active;
-
-#if 0
-	if (!KeepTty) {
-	    /*
-	     * Detach from the controlling tty to avoid char loss
-	     */
-	    if ((i = open("/dev/tty",O_RDWR)) >= 0) {
-		ioctl(i, TIOCNOTTY, 0);
-		close(i);
-	    }
-	}
-#endif
-
-        if (!ShareVTs)
-        {
-            struct termios nTty;
-
-	    /*
-	     * now get the VT.  This _must_ succeed, or else fail completely.
-	     */
-	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) < 0)
-	        FatalError("xf86OpenConsole: VT_ACTIVATE failed: %s\n",
-		           strerror(errno));
-
-	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) < 0)
-	        FatalError("xf86OpenConsole: VT_WAITACTIVE failed: %s\n",
-			   strerror(errno));
-
-	    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0)
-	        FatalError("xf86OpenConsole: VT_GETMODE failed %s\n",
-		           strerror(errno));
-
-	    signal(SIGUSR1, xf86VTRequest);
-
-	    VT.mode = VT_PROCESS;
-	    VT.relsig = SIGUSR1;
-	    VT.acqsig = SIGUSR1;
-
-	    if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0)
-	        FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed: %s\n",
-		    strerror(errno));
-	
-	    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)
-	        FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed %s\n",
-		           strerror(errno));
-
-            tcgetattr(xf86Info.consoleFd, &tty_attr);
-            ioctl(xf86Info.consoleFd, KDGKBMODE, &tty_mode);
-
-            if (ioctl(xf86Info.consoleFd, KDSKBMODE, K_RAW) < 0)
-                FatalError("xf86OpenConsole: KDSKBMODE K_RAW failed %s\n",
-                        strerror(errno));
-
-            nTty = tty_attr;
-            nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);
-            nTty.c_oflag = 0;
-            nTty.c_cflag = CREAD | CS8;
-            nTty.c_lflag = 0;
-            nTty.c_cc[VTIME]=0;
-            nTty.c_cc[VMIN]=1;
-            cfsetispeed(&nTty, 9600);
-            cfsetospeed(&nTty, 9600);
-            tcsetattr(xf86Info.consoleFd, TCSANOW, &nTty);
-
-            /* need to keep the buffer clean, else the kernel gets angry */
-            console_handler = xf86AddGeneralHandler(xf86Info.consoleFd,
-                    drain_console, NULL);
-
-	    /* we really should have a InitOSInputDevices() function instead
-	     * of Init?$#*&Device(). So I just place it here */
-        }
-    } else { 	/* serverGeneration != 1 */
-        if (!ShareVTs && VTSwitch)
-        {
-	    /*
-	     * now get the VT
-	     */
-	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) < 0)
-	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed %s\n",
-		        strerror(errno));
-
-	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) < 0)
-	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed %s\n",
-		        strerror(errno));
-        }
-    }
-}
-
-void
-xf86CloseConsole(void)
-{
-    struct vt_mode   VT;
-
-    if (ShareVTs) {
-        close(xf86Info.consoleFd);
-        return;
-    }
-
-    if (console_handler) {
-	xf86RemoveGeneralHandler(console_handler);
-	console_handler = NULL;
-    };
-
-    /* Back to text mode ... */
-    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT) < 0)
-	xf86Msg(X_WARNING, "xf86CloseConsole: KDSETMODE failed: %s\n",
-		strerror(errno));
-
-    ioctl(xf86Info.consoleFd, KDSKBMODE, tty_mode);
-    tcsetattr(xf86Info.consoleFd, TCSANOW, &tty_attr);
-
-    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) 
-	xf86Msg(X_WARNING, "xf86CloseConsole: VT_GETMODE failed: %s\n",
-		strerror(errno));
-    else {
-	/* set dflt vt handling */
-	VT.mode = VT_AUTO;
-	if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0) 
-	    xf86Msg(X_WARNING, "xf86CloseConsole: VT_SETMODE failed: %s\n",
-		    strerror(errno));
-    }
-
-    if (VTSwitch)
-    {
-        /*
-         * Perform a switch back to the active VT when we were started
-         */
-        if (activeVT >= 0) {
-	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, activeVT) < 0)
-	        xf86Msg(X_WARNING, "xf86CloseConsole: VT_ACTIVATE failed: %s\n",
-		        strerror(errno));
-	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, activeVT) < 0)
-		xf86Msg(X_WARNING,
-			"xf86CloseConsole: VT_WAITACTIVE failed: %s\n",
-			strerror(errno));
-	    activeVT = -1;
-        }
-    }
-    close(xf86Info.consoleFd);	/* make the vt-manager happy */
-
-    restoreVtPerms();		/* restore the permissions */
-}
-
-int
-xf86ProcessArgument(int argc, char *argv[], int i)
-{
-	/*
-	 * Keep server from detaching from controlling tty.  This is useful
-	 * when debugging (so the server can receive keyboard signals.
-	 */
-	if (!strcmp(argv[i], "-keeptty"))
-	{
-		KeepTty = TRUE;
-		return(1);
-	}
-        if (!strcmp(argv[i], "-novtswitch"))
-        {
-                VTSwitch = FALSE;
-                return(1);
-        }
-        if (!strcmp(argv[i], "-sharevts"))
-        {
-                ShareVTs = TRUE;
-                return(1);
-        }
-	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
-	{
-		if (sscanf(argv[i], "vt%2d", &VTnum) == 0)
-		{
-			UseMsg();
-			VTnum = -1;
-			return(0);
-		}
-		return(1);
-	}
-	return(0);
-}
-
-void
-xf86UseMsg(void)
-{
-	ErrorF("vtXX                   use the specified VT number\n");
-	ErrorF("-keeptty               ");
-	ErrorF("don't detach controlling tty (for debugging only)\n");
-	ErrorF("-novtswitch            don't immediately switch to new VT\n");
-	ErrorF("-sharevts              share VTs with another X server\n");
-}
+/*

+ * Copyright 1992 by Orest Zborowski <obz@Kodak.com>

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Orest Zborowski and David Wexelblat

+ * not be used in advertising or publicity pertaining to distribution of

+ * the software without specific, written prior permission.  Orest Zborowski

+ * and David Wexelblat make no representations about the suitability of this

+ * software for any purpose.  It is provided "as is" without express or

+ * implied warranty.

+ *

+ * OREST ZBOROWSKI AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD

+ * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND

+ * FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI OR DAVID WEXELBLAT BE LIABLE

+ * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include <X11/Xmd.h>

+

+#include "compiler.h"

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+#include <sys/stat.h>

+

+static Bool KeepTty = FALSE;

+static int VTnum = -1;

+static Bool VTSwitch = TRUE;

+static Bool ShareVTs = FALSE;

+static int activeVT = -1;

+

+static int vtPermSave[4];

+static char vtname[11];

+static struct termios tty_attr; /* tty state to restore */

+static int tty_mode; /* kbd mode to restore */

+

+static int

+saveVtPerms(void)

+{

+    /* We need to use stat to get permissions. */

+    struct stat svtp;

+

+    /* Do them numerically ordered, hard coded tty0 first. */

+    if (stat("/dev/tty0", &svtp) != 0)

+	return 0;

+    vtPermSave[0] = (int)svtp.st_uid;

+    vtPermSave[1] = (int)svtp.st_gid;

+

+    /* Now check the console we are dealing with. */

+    if (stat(vtname, &svtp) != 0)

+	return 0;

+    vtPermSave[2] = (int)svtp.st_uid;

+    vtPermSave[3] = (int)svtp.st_gid;

+

+    return 1;

+}

+

+static void

+restoreVtPerms(void)

+{

+    if (geteuid() == 0) {

+	 /* Set the terminal permissions back to before we started. */

+	 (void)chown("/dev/tty0", vtPermSave[0], vtPermSave[1]);

+	 (void)chown(vtname, vtPermSave[2], vtPermSave[3]);

+    }

+}

+

+static void *console_handler;

+

+static void

+drain_console(int fd, void *closure)

+{

+    tcflush(fd, TCIOFLUSH);

+}

+

+void

+xf86OpenConsole(void)

+{

+    int i, fd = -1;

+    struct vt_mode VT;

+    struct vt_stat vts;

+    MessageType from = X_PROBED;

+    char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL };

+    char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL };

+

+    if (serverGeneration == 1) {

+

+	/* when KeepTty check if we're run with euid==0 */

+	if (KeepTty && geteuid() != 0) 

+	    FatalError("xf86OpenConsole:"

+		       " Server must be suid root for option \"KeepTTY\"\n");

+

+	/*

+	 * setup the virtual terminal manager

+	 */

+	if (VTnum != -1) {

+	    xf86Info.vtno = VTnum;

+	    from = X_CMDLINE;

+	} else {

+

+	    i=0;

+	    while (tty0[i] != NULL) {

+		if ((fd = open(tty0[i],O_WRONLY,0)) >= 0)

+		  break;

+		i++;

+	    }

+	    

+	    if (fd < 0)

+		FatalError(

+		    "xf86OpenConsole: Cannot open /dev/tty0 (%s)\n",

+		    strerror(errno));

+

+            if (ShareVTs)

+            {

+                if (ioctl(fd, VT_GETSTATE, &vts) == 0)

+                    xf86Info.vtno = vts.v_active;

+                else

+                    FatalError("xf86OpenConsole: Cannot find the current"

+                               " VT (%s)\n", strerror(errno));

+            } else {

+	        if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) ||

+		    (xf86Info.vtno == -1))

+		    FatalError("xf86OpenConsole: Cannot find a free VT: %s\n",

+                               strerror(errno));

+            }

+	    close(fd);

+	}

+

+	xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);

+

+	if (!KeepTty) {

+	    pid_t ppid = getppid();

+	    pid_t ppgid;

+	    ppgid = getpgid(ppid);

+

+	    /*

+	     * change to parent process group that pgid != pid so

+	     * that setsid() doesn't fail and we become process

+	     * group leader

+	     */

+	    if (setpgid(0,ppgid) < 0)

+		xf86Msg(X_WARNING, "xf86OpenConsole: setpgid failed: %s\n",

+			strerror(errno));

+

+	    /* become process group leader */

+	    if ((setsid() < 0))

+		xf86Msg(X_WARNING, "xf86OpenConsole: setsid failed: %s\n",

+			strerror(errno));

+	}

+

+        i=0;

+        while (vcs[i] != NULL) {

+            sprintf(vtname, vcs[i], xf86Info.vtno); /* /dev/tty1-64 */

+     	    if ((xf86Info.consoleFd = open(vtname, O_RDWR|O_NDELAY, 0)) >= 0)

+		break;

+            i++;

+        }

+

+	if (xf86Info.consoleFd < 0)

+	    FatalError("xf86OpenConsole: Cannot open virtual console"

+		       " %d (%s)\n", xf86Info.vtno, strerror(errno));

+

+        if (!ShareVTs)

+        {

+	    /*

+	     * Grab the vt ownership before we overwrite it.

+	     * Hard coded /dev/tty0 into this function as well for below.

+	     */

+	    if (!saveVtPerms())

+	        xf86Msg(X_WARNING,

+		        "xf86OpenConsole: Could not save ownership of VT\n");

+

+	    if (geteuid() == 0) {

+		    /* change ownership of the vt */

+		    if (chown(vtname, getuid(), getgid()) < 0)

+			    xf86Msg(X_WARNING,"xf86OpenConsole: chown %s failed: %s\n",

+				    vtname, strerror(errno));

+

+		    /*

+		     * the current VT device we're running on is not

+		     * "console", we want to grab all consoles too

+		     *

+		     * Why is this needed??

+		     */

+		    if (chown("/dev/tty0", getuid(), getgid()) < 0)

+			    xf86Msg(X_WARNING,"xf86OpenConsole: chown /dev/tty0 failed: %s\n",

+				    strerror(errno));

+	    }

+        }

+

+	/*

+	 * Linux doesn't switch to an active vt after the last close of a vt,

+	 * so we do this ourselves by remembering which is active now.

+	 */

+	if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &vts) < 0)

+	    xf86Msg(X_WARNING,"xf86OpenConsole: VT_GETSTATE failed: %s\n",

+		    strerror(errno));

+	else

+	    activeVT = vts.v_active;

+

+#if 0

+	if (!KeepTty) {

+	    /*

+	     * Detach from the controlling tty to avoid char loss

+	     */

+	    if ((i = open("/dev/tty",O_RDWR)) >= 0) {

+		ioctl(i, TIOCNOTTY, 0);

+		close(i);

+	    }

+	}

+#endif

+

+        if (!ShareVTs)

+        {

+            struct termios nTty;

+

+	    /*

+	     * now get the VT.  This _must_ succeed, or else fail completely.

+	     */

+	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) < 0)

+	        FatalError("xf86OpenConsole: VT_ACTIVATE failed: %s\n",

+		           strerror(errno));

+

+	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) < 0)

+	        FatalError("xf86OpenConsole: VT_WAITACTIVE failed: %s\n",

+			   strerror(errno));

+

+	    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0)

+	        FatalError("xf86OpenConsole: VT_GETMODE failed %s\n",

+		           strerror(errno));

+

+	    signal(SIGUSR1, xf86VTRequest);

+

+	    VT.mode = VT_PROCESS;

+	    VT.relsig = SIGUSR1;

+	    VT.acqsig = SIGUSR1;

+

+	    if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0)

+	        FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed: %s\n",

+		    strerror(errno));

+	

+	    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)

+	        FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed %s\n",

+		           strerror(errno));

+

+            tcgetattr(xf86Info.consoleFd, &tty_attr);

+            ioctl(xf86Info.consoleFd, KDGKBMODE, &tty_mode);

+

+            if (ioctl(xf86Info.consoleFd, KDSKBMODE, K_RAW) < 0)

+                FatalError("xf86OpenConsole: KDSKBMODE K_RAW failed %s\n",

+                        strerror(errno));

+

+            nTty = tty_attr;

+            nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);

+            nTty.c_oflag = 0;

+            nTty.c_cflag = CREAD | CS8;

+            nTty.c_lflag = 0;

+            nTty.c_cc[VTIME]=0;

+            nTty.c_cc[VMIN]=1;

+            cfsetispeed(&nTty, 9600);

+            cfsetospeed(&nTty, 9600);

+            tcsetattr(xf86Info.consoleFd, TCSANOW, &nTty);

+

+            /* need to keep the buffer clean, else the kernel gets angry */

+            console_handler = xf86AddGeneralHandler(xf86Info.consoleFd,

+                    drain_console, NULL);

+

+	    /* we really should have a InitOSInputDevices() function instead

+	     * of Init?$#*&Device(). So I just place it here */

+        }

+    } else { 	/* serverGeneration != 1 */

+        if (!ShareVTs && VTSwitch)

+        {

+	    /*

+	     * now get the VT

+	     */

+	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) < 0)

+	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed %s\n",

+		        strerror(errno));

+

+	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) < 0)

+	        xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed %s\n",

+		        strerror(errno));

+        }

+    }

+}

+

+void

+xf86CloseConsole(void)

+{

+    struct vt_mode   VT;

+

+    if (ShareVTs) {

+        close(xf86Info.consoleFd);

+        return;

+    }

+

+    if (console_handler) {

+	xf86RemoveGeneralHandler(console_handler);

+	console_handler = NULL;

+    };

+

+    /* Back to text mode ... */

+    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT) < 0)

+	xf86Msg(X_WARNING, "xf86CloseConsole: KDSETMODE failed: %s\n",

+		strerror(errno));

+

+    ioctl(xf86Info.consoleFd, KDSKBMODE, tty_mode);

+    tcsetattr(xf86Info.consoleFd, TCSANOW, &tty_attr);

+

+    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) 

+	xf86Msg(X_WARNING, "xf86CloseConsole: VT_GETMODE failed: %s\n",

+		strerror(errno));

+    else {

+	/* set dflt vt handling */

+	VT.mode = VT_AUTO;

+	if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0) 

+	    xf86Msg(X_WARNING, "xf86CloseConsole: VT_SETMODE failed: %s\n",

+		    strerror(errno));

+    }

+

+    if (VTSwitch)

+    {

+        /*

+         * Perform a switch back to the active VT when we were started

+         */

+        if (activeVT >= 0) {

+	    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, activeVT) < 0)

+	        xf86Msg(X_WARNING, "xf86CloseConsole: VT_ACTIVATE failed: %s\n",

+		        strerror(errno));

+	    if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, activeVT) < 0)

+		xf86Msg(X_WARNING,

+			"xf86CloseConsole: VT_WAITACTIVE failed: %s\n",

+			strerror(errno));

+	    activeVT = -1;

+        }

+    }

+    close(xf86Info.consoleFd);	/* make the vt-manager happy */

+

+    restoreVtPerms();		/* restore the permissions */

+}

+

+int

+xf86ProcessArgument(int argc, char *argv[], int i)

+{

+	/*

+	 * Keep server from detaching from controlling tty.  This is useful

+	 * when debugging (so the server can receive keyboard signals.

+	 */

+	if (!strcmp(argv[i], "-keeptty"))

+	{

+		KeepTty = TRUE;

+		return 1;

+	}

+        if (!strcmp(argv[i], "-novtswitch"))

+        {

+                VTSwitch = FALSE;

+                return 1;

+        }

+        if (!strcmp(argv[i], "-sharevts"))

+        {

+                ShareVTs = TRUE;

+                return 1;

+        }

+	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))

+	{

+		if (sscanf(argv[i], "vt%2d", &VTnum) == 0)

+		{

+			UseMsg();

+			VTnum = -1;

+			return 0;

+		}

+		return 1;

+	}

+	return 0;

+}

+

+void

+xf86UseMsg(void)

+{

+	ErrorF("vtXX                   use the specified VT number\n");

+	ErrorF("-keeptty               ");

+	ErrorF("don't detach controlling tty (for debugging only)\n");

+	ErrorF("-novtswitch            don't immediately switch to new VT\n");

+	ErrorF("-sharevts              share VTs with another X server\n");

+}

diff --git a/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c
index 9300b13b9..c9ef7d5cd 100644
--- a/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c
+++ b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c
@@ -58,7 +58,7 @@ xf86VTRequest(int sig)
 Bool

 xf86VTSwitchPending(void)

 {

-  return(xf86Info.vtRequestsPending ? TRUE : FALSE);

+  return xf86Info.vtRequestsPending ? TRUE : FALSE;

 }

 

 /*

@@ -79,9 +79,9 @@ xf86VTSwitchAway(void)
 

   xf86Info.vtRequestsPending = FALSE;

   if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_TRUE) < 0) {

-    return(FALSE);

+    return FALSE;

   } else {

-    return(TRUE);

+    return TRUE;

   }

 }

 

@@ -97,7 +97,7 @@ xf86VTSwitchTo(void)
 

   xf86Info.vtRequestsPending = FALSE;

   if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) {

-    return(FALSE);

+    return FALSE;

   } else {

     if (sco_ledstatus >= 0) {

       ioctl (xf86Info.consoleFd, KDSETLED, sco_ledstate);

@@ -120,8 +120,8 @@ Bool
 xf86VTActivate(int vtno)

 {

 	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vtno - 1) < 0) {

-		return(FALSE);

+		return FALSE;

 	}

 

-	return(TRUE);

+	return TRUE;

 }

diff --git a/xorg-server/hw/xfree86/os-support/sco/sco_init.c b/xorg-server/hw/xfree86/os-support/sco/sco_init.c
index 5f7db3437..fd4c898dd 100644
--- a/xorg-server/hw/xfree86/os-support/sco/sco_init.c
+++ b/xorg-server/hw/xfree86/os-support/sco/sco_init.c
@@ -1,294 +1,294 @@
-/*
- * Copyright 2001-2005 by J. Kean Johnston <jkj@sco.com>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name J. Kean Johnston not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission.  J. Kean Johnston makes no
- * representations about the suitability of this software for any purpose.
- * It is provided "as is" without express or implied warranty.
- *
- * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL J. KEAN JOHNSTON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
- * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
- * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-/* Re-written May 2001 to represent the current state of reality */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xmd.h>
-
-#include "compiler.h"
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-static Bool KeepTty = FALSE;
-static int VTnum = -1;
-static char vtdevice[48];
-static int sco_console_mode = -1;
-
-extern Bool mpxLock;
-
-void
-xf86OpenConsole(void)
-{
-  int i, ioctl_ret;
-  struct vt_mode VT;
-  struct vid_info vidinf;
-  struct sigaction sigvtsw;
-  char *ttn;
-
-  if (serverGeneration == 1) {
-    /* check if we're run with euid==0 */
-    if (geteuid() != 0) {
-      FatalError("xf86OpenConsole: Server must be setuid root\n");
-    }
-
-    /* If we are run in the background we will get SIGTTOU. Ignore it. */
-    OsSignal (SIGTTOU, SIG_IGN);
-
-    /*
-     * Set up the virtual terminal (multiscreen in SCO parlance).
-     * For the actual console itself, screens are numbered from
-     * 1 to (usually) 16. However, it is possible to have a nested
-     * server, and it is also possible to be on a multi-console
-     * system such as MaxSpeed or SunRiver. Therefore, we should
-     * not make any assumptions about the TTY name we are on, and
-     * instead we rely on ttyname() to give us the real TTY name.
-     * Previously, we tried to determine the TTY name manually.
-     * This is wrong. The only time we need to futz with the TTY name
-     * is if we were given the name of a TTY to run on explicity on
-     * the command line.
-     */
-
-    if (VTnum == -1) {
-      /*
-       * No device was specified. We need to query the kernel to see which
-       * console device we are on (and in fact if we are on a console at all).
-       */
-      ttn = ttyname (1);
-
-      if (ttn == (char *)0) {
-	FatalError ("xf86OpenConsole: Could not determine TTY name: %s\n",
-	  strerror(errno));
-      }
-      strlcpy (vtdevice, ttn, sizeof(vtdevice));
-    } else if (VTnum >= 0) {
-      snprintf (vtdevice, sizeof(vtdevice), "/dev/tty%02d", VTnum);
-    }
-
-    /*
-     * Now we can dispose of stdin/stdout
-     */
-    fclose (stdin);
-    fclose (stdout);
-
-    if ((xf86Info.consoleFd = open(vtdevice, O_RDWR | O_NDELAY, 0)) < 0) {
-      FatalError("xf86OpenConsole: Cannot open %s: %s\n", vtdevice,
-	strerror(errno));
-    }
-
-    /*
-     * We make 100% sure we use the correct VT number. This can get ugly
-     * where there are multi-consoles in use, so we make sure we query
-     * the kernel for the correct VT number. It knows best, we don't.
-     */
-    vidinf.size = sizeof(vidinf);
-    if (ioctl (xf86Info.consoleFd, CONS_GETINFO, &vidinf) < 0) {
-      FatalError ("xf86OpenConsole: %s not a console device "
-	"or error querying device: %s\n", vtdevice, strerror (errno));
-    }
-    xf86Info.vtno = vidinf.m_num;
-    VTnum = vidinf.m_num + 1; /* 0-based */
-
-    ErrorF("(using VT%02d device %s)\n\n", VTnum, vtdevice);
-
-    /* We activate the console just in case its not the one we are on */
-    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) {
-        ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno));
-    }
-
-    /* Disassociate from controling TTY */
-    if (!KeepTty) {
-      setpgrp();
-    }
-
-    /*
-     * Now we get the current mode that the console device is in. We will
-     * use this later when we close the console device to restore it to
-     * that same mode.
-     */
-    if ((sco_console_mode = ioctl(xf86Info.consoleFd, CONS_GET, 0L)) < 0) {
-      FatalError("xf86OpenConsole: CONS_GET failed on console (%s)\n",
-          strerror(errno));
-    }
-
-    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) {
-      FatalError("xf86OpenConsole: VT_GETMODE failed (%s)\n", strerror(errno));
-    }
-
-    sigvtsw.sa_handler = xf86VTRequest;
-    sigfillset(&sigvtsw.sa_mask);
-    sigvtsw.sa_flags = 0;
-
-    /* NOTE: Using sigaction means we dont have to re-arm the signal */
-    sigaction(SIGUSR1, &sigvtsw, NULL);
-
-    VT.mode = VT_PROCESS;
-    VT.relsig = SIGUSR1;
-    VT.acqsig = SIGUSR1;
-    VT.frsig = SIGINT;          /* Not implemented */
-    VT.waitv = 0;
-
-    /*
-     * The SCO X server tries the following call 5 times. Lets do the same
-     * thing. It shouldn't really be required but sometimes things take a
-     * while to settle down when switching screens. *helpless shrug* I know
-     * its sucks but ...
-     */
-
-    ioctl_ret = 0;
-    for (i = 0; i < 5; i++) {
-      ioctl_ret = ioctl(xf86Info.consoleFd, VT_SETMODE, &VT);
-      if (ioctl_ret >= 0)
-        break;
-      usleep(999999); /* Dont use nap() - it forces linking with -lx */
-    }
-
-    if (ioctl_ret < 0) {
-      FatalError("xf86OpenConsole: VT_SETMODE failed (%s)\n", strerror(errno));
-    }
-
-    /*
-     * Convince the console driver we are in graphics mode.
-     */
-    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) {
-        ErrorF("Failed to set graphics mode (%s)\n", strerror(errno));
-    }
-  } else { /* serverGeneration != 1 */
-    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) {
-      ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno));
-    }
-  }
-}
-
-/*
- * Restore the console to its previous state. This may cause flicker if
- * the screen was previous in a graphics mode, because we first set it
- * to text mode. This has the advantage of getting the console driver
- * to do a soft reset on the card, which really does help settle the
- * video card down again after coming out of Xfree86.
- */
-void
-xf86CloseConsole(void)
-{
-  struct vt_mode VT;
-  struct sigaction sigvtsw;
-
-  /* Set text mode (possibly briefly) */
-  ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT0);
-
-  /* Restore the original mode */
-  if (sco_console_mode != -1) {
-      ioctl(xf86Info.consoleFd, MODESWITCH | sco_console_mode, 0L);
-  }
-
-  ioctl(xf86Info.consoleFd, VT_RELDISP, 1);     /* Release the display */
-
-  sigvtsw.sa_handler = SIG_DFL;
-  sigfillset(&sigvtsw.sa_mask);
-  sigvtsw.sa_flags = 0;
-
-  sigaction(SIGUSR1, &sigvtsw, NULL);
-
-  VT.mode = VT_AUTO;
-  VT.waitv = 0;
-  VT.relsig = SIGUSR1;
-  VT.acqsig = SIGUSR1;
-  VT.frsig  = SIGINT;
-  ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* Revert to auto handling */
-
-  close(xf86Info.consoleFd); /* We're done with the device */
-}
-
-int
-xf86ProcessArgument(int argc, char *argv[], int i)
-{
-  /*
-   * Keep server from detaching from controlling tty.  This is useful
-   * when debugging (so the server can receive keyboard signals).
-   */
-  if (!strcmp(argv[i], "-keeptty")) {
-    KeepTty = TRUE;
-    return(1);
-  }
-
-  /*
-   * By default, the X server wants to bind itself to CPU 0. This makes
-   * sure that the server has full access to the I/O ports at IOPL 3.
-   * Some SMP systems have trouble with I/O on CPU's other than 0. If,
-   * however, you have a system that is well behaved, you can specify
-   * this argument and let the scheduler decide which CPU the server
-   * should run on.
-   */
-  if (!strcmp(argv[i], "-nompxlock")) {
-    mpxLock = FALSE;
-    return (1);
-  }
-
-  /*
-   * Specify the VT number to run on (NOT the device).
-   */
-  if ((argv[i][0] == 'v') && (argv[i][1] == 't')) {
-    if (sscanf(argv[i], "vt%2d", &VTnum) == 0) {
-      UseMsg();
-      VTnum = -1;
-      return(0);
-    }
-    if (VTnum <= 0) {
-      UseMsg();
-      VTnum = -1;
-      return(0);
-    }
-    return(1);
-  }
-
-  /*
-   * Use a device the user specifies.
-   */
-  if (!strcmp(argv[i], "-crt")) {
-    if (++i > argc) {
-      UseMsg();
-      VTnum = -1;
-      return(0);
-    } else {
-      VTnum = -2;
-      strlcpy (vtdevice, argv[i], sizeof(vtdevice));
-      return(2);
-    }
-  }
-  return(0);
-}
-
-void
-xf86UseMsg(void)
-{
-	ErrorF("vtXX                   use the specified VT number\n");
-	ErrorF("-crt DEVICE            use the specified VT device\n");
-        ErrorF("-nompxlock             dont bind X server to CPU 0\n");
-	ErrorF("-keeptty               ");
-	ErrorF("don't detach controlling tty (for debugging only)\n");
-}
+/*

+ * Copyright 2001-2005 by J. Kean Johnston <jkj@sco.com>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the name J. Kean Johnston not be used in

+ * advertising or publicity pertaining to distribution of the software without

+ * specific, written prior permission.  J. Kean Johnston makes no

+ * representations about the suitability of this software for any purpose.

+ * It is provided "as is" without express or implied warranty.

+ *

+ * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

+ * EVENT SHALL J. KEAN JOHNSTON BE LIABLE FOR ANY SPECIAL, INDIRECT OR

+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF

+ * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR

+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

+ * PERFORMANCE OF THIS SOFTWARE.

+ */

+

+/* Re-written May 2001 to represent the current state of reality */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include <X11/Xmd.h>

+

+#include "compiler.h"

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+static Bool KeepTty = FALSE;

+static int VTnum = -1;

+static char vtdevice[48];

+static int sco_console_mode = -1;

+

+extern Bool mpxLock;

+

+void

+xf86OpenConsole(void)

+{

+  int i, ioctl_ret;

+  struct vt_mode VT;

+  struct vid_info vidinf;

+  struct sigaction sigvtsw;

+  char *ttn;

+

+  if (serverGeneration == 1) {

+    /* check if we're run with euid==0 */

+    if (geteuid() != 0) {

+      FatalError("xf86OpenConsole: Server must be setuid root\n");

+    }

+

+    /* If we are run in the background we will get SIGTTOU. Ignore it. */

+    OsSignal (SIGTTOU, SIG_IGN);

+

+    /*

+     * Set up the virtual terminal (multiscreen in SCO parlance).

+     * For the actual console itself, screens are numbered from

+     * 1 to (usually) 16. However, it is possible to have a nested

+     * server, and it is also possible to be on a multi-console

+     * system such as MaxSpeed or SunRiver. Therefore, we should

+     * not make any assumptions about the TTY name we are on, and

+     * instead we rely on ttyname() to give us the real TTY name.

+     * Previously, we tried to determine the TTY name manually.

+     * This is wrong. The only time we need to futz with the TTY name

+     * is if we were given the name of a TTY to run on explicity on

+     * the command line.

+     */

+

+    if (VTnum == -1) {

+      /*

+       * No device was specified. We need to query the kernel to see which

+       * console device we are on (and in fact if we are on a console at all).

+       */

+      ttn = ttyname (1);

+

+      if (ttn == (char *)0) {

+	FatalError ("xf86OpenConsole: Could not determine TTY name: %s\n",

+	  strerror(errno));

+      }

+      strlcpy (vtdevice, ttn, sizeof(vtdevice));

+    } else if (VTnum >= 0) {

+      snprintf (vtdevice, sizeof(vtdevice), "/dev/tty%02d", VTnum);

+    }

+

+    /*

+     * Now we can dispose of stdin/stdout

+     */

+    fclose (stdin);

+    fclose (stdout);

+

+    if ((xf86Info.consoleFd = open(vtdevice, O_RDWR | O_NDELAY, 0)) < 0) {

+      FatalError("xf86OpenConsole: Cannot open %s: %s\n", vtdevice,

+	strerror(errno));

+    }

+

+    /*

+     * We make 100% sure we use the correct VT number. This can get ugly

+     * where there are multi-consoles in use, so we make sure we query

+     * the kernel for the correct VT number. It knows best, we don't.

+     */

+    vidinf.size = sizeof(vidinf);

+    if (ioctl (xf86Info.consoleFd, CONS_GETINFO, &vidinf) < 0) {

+      FatalError ("xf86OpenConsole: %s not a console device "

+	"or error querying device: %s\n", vtdevice, strerror (errno));

+    }

+    xf86Info.vtno = vidinf.m_num;

+    VTnum = vidinf.m_num + 1; /* 0-based */

+

+    ErrorF("(using VT%02d device %s)\n\n", VTnum, vtdevice);

+

+    /* We activate the console just in case its not the one we are on */

+    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) {

+        ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno));

+    }

+

+    /* Disassociate from controling TTY */

+    if (!KeepTty) {

+      setpgrp();

+    }

+

+    /*

+     * Now we get the current mode that the console device is in. We will

+     * use this later when we close the console device to restore it to

+     * that same mode.

+     */

+    if ((sco_console_mode = ioctl(xf86Info.consoleFd, CONS_GET, 0L)) < 0) {

+      FatalError("xf86OpenConsole: CONS_GET failed on console (%s)\n",

+          strerror(errno));

+    }

+

+    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) {

+      FatalError("xf86OpenConsole: VT_GETMODE failed (%s)\n", strerror(errno));

+    }

+

+    sigvtsw.sa_handler = xf86VTRequest;

+    sigfillset(&sigvtsw.sa_mask);

+    sigvtsw.sa_flags = 0;

+

+    /* NOTE: Using sigaction means we dont have to re-arm the signal */

+    sigaction(SIGUSR1, &sigvtsw, NULL);

+

+    VT.mode = VT_PROCESS;

+    VT.relsig = SIGUSR1;

+    VT.acqsig = SIGUSR1;

+    VT.frsig = SIGINT;          /* Not implemented */

+    VT.waitv = 0;

+

+    /*

+     * The SCO X server tries the following call 5 times. Lets do the same

+     * thing. It shouldn't really be required but sometimes things take a

+     * while to settle down when switching screens. *helpless shrug* I know

+     * its sucks but ...

+     */

+

+    ioctl_ret = 0;

+    for (i = 0; i < 5; i++) {

+      ioctl_ret = ioctl(xf86Info.consoleFd, VT_SETMODE, &VT);

+      if (ioctl_ret >= 0)

+        break;

+      usleep(999999); /* Dont use nap() - it forces linking with -lx */

+    }

+

+    if (ioctl_ret < 0) {

+      FatalError("xf86OpenConsole: VT_SETMODE failed (%s)\n", strerror(errno));

+    }

+

+    /*

+     * Convince the console driver we are in graphics mode.

+     */

+    if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) {

+        ErrorF("Failed to set graphics mode (%s)\n", strerror(errno));

+    }

+  } else { /* serverGeneration != 1 */

+    if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) {

+      ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno));

+    }

+  }

+}

+

+/*

+ * Restore the console to its previous state. This may cause flicker if

+ * the screen was previous in a graphics mode, because we first set it

+ * to text mode. This has the advantage of getting the console driver

+ * to do a soft reset on the card, which really does help settle the

+ * video card down again after coming out of Xfree86.

+ */

+void

+xf86CloseConsole(void)

+{

+  struct vt_mode VT;

+  struct sigaction sigvtsw;

+

+  /* Set text mode (possibly briefly) */

+  ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT0);

+

+  /* Restore the original mode */

+  if (sco_console_mode != -1) {

+      ioctl(xf86Info.consoleFd, MODESWITCH | sco_console_mode, 0L);

+  }

+

+  ioctl(xf86Info.consoleFd, VT_RELDISP, 1);     /* Release the display */

+

+  sigvtsw.sa_handler = SIG_DFL;

+  sigfillset(&sigvtsw.sa_mask);

+  sigvtsw.sa_flags = 0;

+

+  sigaction(SIGUSR1, &sigvtsw, NULL);

+

+  VT.mode = VT_AUTO;

+  VT.waitv = 0;

+  VT.relsig = SIGUSR1;

+  VT.acqsig = SIGUSR1;

+  VT.frsig  = SIGINT;

+  ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* Revert to auto handling */

+

+  close(xf86Info.consoleFd); /* We're done with the device */

+}

+

+int

+xf86ProcessArgument(int argc, char *argv[], int i)

+{

+  /*

+   * Keep server from detaching from controlling tty.  This is useful

+   * when debugging (so the server can receive keyboard signals).

+   */

+  if (!strcmp(argv[i], "-keeptty")) {

+    KeepTty = TRUE;

+    return 1;

+  }

+

+  /*

+   * By default, the X server wants to bind itself to CPU 0. This makes

+   * sure that the server has full access to the I/O ports at IOPL 3.

+   * Some SMP systems have trouble with I/O on CPU's other than 0. If,

+   * however, you have a system that is well behaved, you can specify

+   * this argument and let the scheduler decide which CPU the server

+   * should run on.

+   */

+  if (!strcmp(argv[i], "-nompxlock")) {

+    mpxLock = FALSE;

+    return 1;

+  }

+

+  /*

+   * Specify the VT number to run on (NOT the device).

+   */

+  if ((argv[i][0] == 'v') && (argv[i][1] == 't')) {

+    if (sscanf(argv[i], "vt%2d", &VTnum) == 0) {

+      UseMsg();

+      VTnum = -1;

+      return 0;

+    }

+    if (VTnum <= 0) {

+      UseMsg();

+      VTnum = -1;

+      return 0;

+    }

+    return 1;

+  }

+

+  /*

+   * Use a device the user specifies.

+   */

+  if (!strcmp(argv[i], "-crt")) {

+    if (++i > argc) {

+      UseMsg();

+      VTnum = -1;

+      return 0;

+    } else {

+      VTnum = -2;

+      strlcpy (vtdevice, argv[i], sizeof(vtdevice));

+      return 2;

+    }

+  }

+  return 0;

+}

+

+void

+xf86UseMsg(void)

+{

+	ErrorF("vtXX                   use the specified VT number\n");

+	ErrorF("-crt DEVICE            use the specified VT device\n");

+        ErrorF("-nompxlock             dont bind X server to CPU 0\n");

+	ErrorF("-keeptty               ");

+	ErrorF("don't detach controlling tty (for debugging only)\n");

+}

diff --git a/xorg-server/hw/xfree86/os-support/shared/VTsw_noop.c b/xorg-server/hw/xfree86/os-support/shared/VTsw_noop.c
index f3ddb29c9..be47cd681 100644
--- a/xorg-server/hw/xfree86/os-support/shared/VTsw_noop.c
+++ b/xorg-server/hw/xfree86/os-support/shared/VTsw_noop.c
@@ -38,23 +38,23 @@
 Bool

 xf86VTSwitchPending(void)

 {

-	return(FALSE);

+	return FALSE;

 }

 

 Bool

 xf86VTSwitchAway(void)

 {

-	return(FALSE);

+	return FALSE;

 }

 

 Bool

 xf86VTSwitchTo(void)

 {

-	return(TRUE);

+	return TRUE;

 }

 

 Bool

 xf86VTActivate(int vtno)

 {

-	return(TRUE);

+	return TRUE;

 }

diff --git a/xorg-server/hw/xfree86/os-support/shared/VTsw_usl.c b/xorg-server/hw/xfree86/os-support/shared/VTsw_usl.c
index 34bca7ae2..00bfb7151 100644
--- a/xorg-server/hw/xfree86/os-support/shared/VTsw_usl.c
+++ b/xorg-server/hw/xfree86/os-support/shared/VTsw_usl.c
@@ -55,7 +55,7 @@ xf86VTRequest(int sig)
 Bool

 xf86VTSwitchPending(void)

 {

-    return(xf86Info.vtRequestsPending ? TRUE : FALSE);

+    return xf86Info.vtRequestsPending ? TRUE : FALSE;

 }

 

 Bool

@@ -64,14 +64,14 @@ xf86VTSwitchAway(void)
 	xf86Info.vtRequestsPending = FALSE;

 	if (ioctl(xf86Info.consoleFd, VT_RELDISP, 1) < 0)

 	{

-		return(FALSE);

+		return FALSE;

 	}

 	else

 	{

 #ifdef OSSWITCHAWAY

 	        OSSWITCHAWAY;

 #endif

-		return(TRUE);

+		return TRUE;

 	}

 }

 

@@ -81,11 +81,11 @@ xf86VTSwitchTo(void)
 	xf86Info.vtRequestsPending = FALSE;

 	if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0)

 	{

-		return(FALSE);

+		return FALSE;

 	}

 	else

 	{

-		return(TRUE);

+		return TRUE;

 	}

 }

 

@@ -94,8 +94,8 @@ xf86VTActivate(int vtno)
 {

 #ifdef VT_ACTIVATE

 	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vtno) < 0) {

-		return(FALSE);

+		return FALSE;

 	}

 #endif

-	return(TRUE);

+	return TRUE;

 }

diff --git a/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c b/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c
index 67a14f5d6..4699fcb88 100644
--- a/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c
+++ b/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c
@@ -1,75 +1,75 @@
-/*
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of David Wexelblat not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission.  David Wexelblat makes no representations
- * about the suitability of this software for any purpose.  It is provided
- * "as is" without express or implied warranty.
- *
- * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-#include <string.h>
-
-/*
- * Read BIOS via /dev/mem.
- */
-
-#ifndef DEV_MEM
-# define DEV_MEM "/dev/mem"
-#endif
-
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-		int Len)
-{
- 	int fd;
-
-#ifdef __ia64__
-	if ((fd = open(DEV_MEM, O_RDONLY | O_SYNC)) < 0)
-#else
- 	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)
-#endif
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",
-			DEV_MEM, strerror(errno));
-		return(-1);
-	}
-
-	if (lseek(fd, (Base+Offset), SEEK_SET) < 0)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: %s seek failed (%s)\n",
-			DEV_MEM, strerror(errno));
-		close(fd);
-		return(-1);
-	}
-	if (read(fd, Buf, Len) != Len)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: %s read failed (%s)\n",
-			DEV_MEM, strerror(errno));
-		close(fd);
-		return(-1);
-	}
-	close(fd);
-	return(Len);
-}
+/*

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the name of David Wexelblat not be used in

+ * advertising or publicity pertaining to distribution of the software without

+ * specific, written prior permission.  David Wexelblat makes no representations

+ * about the suitability of this software for any purpose.  It is provided

+ * "as is" without express or implied warranty.

+ *

+ * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

+ * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR

+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

+ * PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+#include <string.h>

+

+/*

+ * Read BIOS via /dev/mem.

+ */

+

+#ifndef DEV_MEM

+# define DEV_MEM "/dev/mem"

+#endif

+

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+		int Len)

+{

+ 	int fd;

+

+#ifdef __ia64__

+	if ((fd = open(DEV_MEM, O_RDONLY | O_SYNC)) < 0)

+#else

+ 	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)

+#endif

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",

+			DEV_MEM, strerror(errno));

+		return -1;

+	}

+

+	if (lseek(fd, (Base+Offset), SEEK_SET) < 0)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: %s seek failed (%s)\n",

+			DEV_MEM, strerror(errno));

+		close(fd);

+		return -1;

+	}

+	if (read(fd, Buf, Len) != Len)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: %s read failed (%s)\n",

+			DEV_MEM, strerror(errno));

+		close(fd);

+		return -1;

+	}

+	close(fd);

+	return Len;

+}

diff --git a/xorg-server/hw/xfree86/os-support/shared/bios_mmap.c b/xorg-server/hw/xfree86/os-support/shared/bios_mmap.c
index 40afd5b8e..a5887f578 100644
--- a/xorg-server/hw/xfree86/os-support/shared/bios_mmap.c
+++ b/xorg-server/hw/xfree86/os-support/shared/bios_mmap.c
@@ -1,141 +1,141 @@
-/*
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of David Wexelblat not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission.  David Wexelblat makes no representations
- * about the suitability of this software for any purpose.  It is provided
- * "as is" without express or implied warranty.
- *
- * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((void *)-1)
-#endif
-
-/*
- * Read BIOS via mmap()ing DEV_MEM
- */
-
-#ifndef __alpha__
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-	     int Len)
-{
-	int fd;
-	unsigned char *ptr;
-	int psize;
-	int mlen;
-
-	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",
-			DEV_MEM, strerror(errno));
-		return(-1);
-	}
-	psize = getpagesize();
-	Offset += Base & (psize - 1);
-	Base &= ~(psize - 1);
-	mlen = (Offset + Len + psize - 1) & ~(psize - 1);
-	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,
-					MAP_SHARED, fd, (off_t)Base);
-	if (ptr == MAP_FAILED)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: %s mmap failed (%s)\n",
-			DEV_MEM, strerror(errno));
-		close(fd);
-		return(-1);
-	}
-	DebugF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",
-		Base, ptr[0] | (ptr[1] << 8));
-	(void)memcpy(Buf, (void *)(ptr + Offset), Len);
-	(void)munmap((caddr_t)ptr, mlen);
-	(void)close(fd);
-	return(Len);
-}
-
-#else /* __alpha__ */
-
-  /*
-   *  We trick "mmap" into mapping BUS memory for us via BUS_BASE,
-   *  which is the KSEG address of the start of the DENSE memory
-   *  area.
-   */
-
-  /*
-   * NOTE: there prolly ought to be more validity checks and all
-   *  re: boundaries and sizes and such...
-   */
-
-#ifdef linux
-
-extern unsigned long _bus_base(void);
-#define BUS_BASE _bus_base()
-
-#else
-
-extern u_int64_t dense_base(void);
-#define BUS_BASE dense_base()
-
-#endif
-
-int
-xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
-	     int Len)
-{
-	caddr_t base;
- 	int fd;
-	int psize;
-	int mlen;
-
-	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",
-			DEV_MEM, strerror(errno));
-		return(-1);
-	}
-
-	psize = getpagesize();
-	Offset += Base & (psize - 1);
-	Base &= ~(psize - 1);
-	mlen = (Offset + Len + psize - 1) & ~(psize - 1);
-	base = mmap((caddr_t)0, mlen, PROT_READ,
-		    MAP_SHARED, fd, (off_t)(Base + BUS_BASE));
-
-	if (base == MAP_FAILED)
-	{
-		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to mmap %s (%s)\n",
-			DEV_MEM, strerror(errno));
-		return(-1);
-	}
-
-	xf86SlowBCopyFromBus((unsigned char *)(base+Offset), Buf, Len);
-
-	munmap((caddr_t)base, mlen);
-	close(fd);
-	return(Len);
-}
-
-#endif /* __alpha__ */
+/*

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the name of David Wexelblat not be used in

+ * advertising or publicity pertaining to distribution of the software without

+ * specific, written prior permission.  David Wexelblat makes no representations

+ * about the suitability of this software for any purpose.  It is provided

+ * "as is" without express or implied warranty.

+ *

+ * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

+ * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR

+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

+ * PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+#ifndef MAP_FAILED

+#define MAP_FAILED ((void *)-1)

+#endif

+

+/*

+ * Read BIOS via mmap()ing DEV_MEM

+ */

+

+#ifndef __alpha__

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+	     int Len)

+{

+	int fd;

+	unsigned char *ptr;

+	int psize;

+	int mlen;

+

+	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",

+			DEV_MEM, strerror(errno));

+		return -1;

+	}

+	psize = getpagesize();

+	Offset += Base & (psize - 1);

+	Base &= ~(psize - 1);

+	mlen = (Offset + Len + psize - 1) & ~(psize - 1);

+	ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,

+					MAP_SHARED, fd, (off_t)Base);

+	if (ptr == MAP_FAILED)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: %s mmap failed (%s)\n",

+			DEV_MEM, strerror(errno));

+		close(fd);

+		return -1;

+	}

+	DebugF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",

+		Base, ptr[0] | (ptr[1] << 8));

+	(void)memcpy(Buf, (void *)(ptr + Offset), Len);

+	(void)munmap((caddr_t)ptr, mlen);

+	(void)close(fd);

+	return Len;

+}

+

+#else /* __alpha__ */

+

+  /*

+   *  We trick "mmap" into mapping BUS memory for us via BUS_BASE,

+   *  which is the KSEG address of the start of the DENSE memory

+   *  area.

+   */

+

+  /*

+   * NOTE: there prolly ought to be more validity checks and all

+   *  re: boundaries and sizes and such...

+   */

+

+#ifdef linux

+

+extern unsigned long _bus_base(void);

+#define BUS_BASE _bus_base()

+

+#else

+

+extern u_int64_t dense_base(void);

+#define BUS_BASE dense_base()

+

+#endif

+

+int

+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,

+	     int Len)

+{

+	caddr_t base;

+ 	int fd;

+	int psize;

+	int mlen;

+

+	if ((fd = open(DEV_MEM, O_RDONLY)) < 0)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",

+			DEV_MEM, strerror(errno));

+		return -1;

+	}

+

+	psize = getpagesize();

+	Offset += Base & (psize - 1);

+	Base &= ~(psize - 1);

+	mlen = (Offset + Len + psize - 1) & ~(psize - 1);

+	base = mmap((caddr_t)0, mlen, PROT_READ,

+		    MAP_SHARED, fd, (off_t)(Base + BUS_BASE));

+

+	if (base == MAP_FAILED)

+	{

+		xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to mmap %s (%s)\n",

+			DEV_MEM, strerror(errno));

+		return -1;

+	}

+

+	xf86SlowBCopyFromBus((unsigned char *)(base+Offset), Buf, Len);

+

+	munmap((caddr_t)base, mlen);

+	close(fd);

+	return Len;

+}

+

+#endif /* __alpha__ */

diff --git a/xorg-server/hw/xfree86/os-support/shared/posix_tty.c b/xorg-server/hw/xfree86/os-support/shared/posix_tty.c
index 7e2c4a181..97860d0f2 100644
--- a/xorg-server/hw/xfree86/os-support/shared/posix_tty.c
+++ b/xorg-server/hw/xfree86/os-support/shared/posix_tty.c
@@ -108,7 +108,7 @@ GetBaud (int baudrate)
 	if (baudrate == 460800)

 		return B460800;

 #endif

-	return (0);

+	return 0;

 }

 

 int

@@ -122,7 +122,7 @@ xf86OpenSerial (pointer options)
 	if (!dev)

 	{

 		xf86Msg (X_ERROR, "xf86OpenSerial: No Device specified.\n");

-		return (-1);

+		return -1;

 	}

 

 	SYSCALL (fd = open (dev, O_RDWR | O_NONBLOCK));

@@ -132,14 +132,14 @@ xf86OpenSerial (pointer options)
 			 "xf86OpenSerial: Cannot open device %s\n\t%s.\n",

 			 dev, strerror (errno));

 		free(dev);

-		return (-1);

+		return -1;

 	}

 

 	if (!isatty (fd))

 	{

 		/* Allow non-tty devices to be opened. */

 		free(dev);

-		return (fd);

+		return fd;

 	}

 

 	/* set up default port parameters */

@@ -162,7 +162,7 @@ xf86OpenSerial (pointer options)
 	{

 		SYSCALL (close (fd));

 		free(dev);

-		return (-1);

+		return -1;

 	}

 

 	SYSCALL (i = fcntl (fd, F_GETFL, 0));

@@ -170,7 +170,7 @@ xf86OpenSerial (pointer options)
 	{

 		SYSCALL (close (fd));

 		free(dev);

-		return (-1);

+		return -1;

 	}

 	i &= ~O_NONBLOCK;

 	SYSCALL (i = fcntl (fd, F_SETFL, i));

@@ -178,10 +178,10 @@ xf86OpenSerial (pointer options)
 	{

 		SYSCALL (close (fd));

 		free(dev);

-		return (-1);

+		return -1;

 	}

 	free(dev);

-	return (fd);

+	return fd;

 }

 

 int

@@ -212,7 +212,7 @@ xf86SetSerial (int fd, pointer options)
 		{

 			xf86Msg (X_ERROR,

 				 "Invalid Option BaudRate value: %d\n", val);

-			return (-1);

+			return -1;

 		}

 	}

 

@@ -229,7 +229,7 @@ xf86SetSerial (int fd, pointer options)
 		default:

 			xf86Msg (X_ERROR,

 				 "Invalid Option StopBits value: %d\n", val);

-			return (-1);

+			return -1;

 			break;

 		}

 	}

@@ -257,7 +257,7 @@ xf86SetSerial (int fd, pointer options)
 		default:

 			xf86Msg (X_ERROR,

 				 "Invalid Option DataBits value: %d\n", val);

-			return (-1);

+			return -1;

 			break;

 		}

 	}

@@ -281,7 +281,7 @@ xf86SetSerial (int fd, pointer options)
 		{

 			xf86Msg (X_ERROR, "Invalid Option Parity value: %s\n",

 				 s);

-			return (-1);

+			return -1;

 		}

 	}

 

@@ -317,7 +317,7 @@ xf86SetSerial (int fd, pointer options)
 		{

 			xf86Msg (X_ERROR,

 				 "Invalid Option FlowControl value: %s\n", s);

-			return (-1);

+			return -1;

 		}

 	}

 

@@ -333,7 +333,7 @@ xf86SetSerial (int fd, pointer options)
 #else

 		xf86Msg (X_WARNING,

 			 "Option ClearDTR not supported on this OS\n");

-			return (-1);

+			return -1;

 #endif

 		xf86MarkOptionUsedByName (options, "ClearDTR");

 	}

@@ -342,12 +342,12 @@ xf86SetSerial (int fd, pointer options)
 	{

 		xf86Msg (X_WARNING,

 			 "Option ClearRTS not supported on this OS\n");

-			return (-1);

+			return -1;

 		xf86MarkOptionUsedByName (options, "ClearRTS");

 	}

 

 	SYSCALL (r = tcsetattr (fd, TCSANOW, &t));

-	return (r);

+	return r;

 }

 

 int

@@ -374,11 +374,11 @@ xf86SetSerialSpeed (int fd, int speed)
 	{

 		xf86Msg (X_ERROR,

 			 "Invalid Option BaudRate value: %d\n", speed);

-		return (-1);

+		return -1;

 	}

 

 	SYSCALL (r = tcsetattr (fd, TCSANOW, &t));

-	return (r);

+	return r;

 }

 

 int

@@ -393,7 +393,7 @@ xf86ReadSerial (int fd, void *buf, int count)
 	for (i = 1; i < r; i++)

 	    DebugF(", 0x%x",(unsigned char)*(((unsigned char *)buf) + i));

 	DebugF("\n");

-	return (r);

+	return r;

 }

 

 int

@@ -407,7 +407,7 @@ xf86WriteSerial (int fd, const void *buf, int count)
 	    ErrorF(", 0x%x",(unsigned char)*(((unsigned char *)buf) + i));

 	DebugF("\n");

 	SYSCALL (r = write (fd, buf, count));

-	return (r);

+	return r;

 }

 

 int

@@ -416,7 +416,7 @@ xf86CloseSerial (int fd)
 	int r;

 

 	SYSCALL (r = close (fd));

-	return (r);

+	return r;

 }

 

 int

@@ -442,7 +442,7 @@ xf86WaitForInput (int fd, int timeout)
 	    SYSCALL (r = select (FD_SETSIZE, NULL, NULL, NULL, &to));

 	}

 	xf86ErrorFVerb (9,"select returned %d\n", r);

-	return (r);

+	return r;

 }

 

 int

@@ -451,7 +451,7 @@ xf86SerialSendBreak (int fd, int duration)
 	int r;

 

 	SYSCALL (r = tcsendbreak (fd, duration));

-	return (r);

+	return r;

 	

 }

 

diff --git a/xorg-server/hw/xfree86/os-support/solaris/sun_VTsw.c b/xorg-server/hw/xfree86/os-support/solaris/sun_VTsw.c
index ee5c7c064..e297f8c49 100644
--- a/xorg-server/hw/xfree86/os-support/solaris/sun_VTsw.c
+++ b/xorg-server/hw/xfree86/os-support/solaris/sun_VTsw.c
@@ -66,7 +66,7 @@ xf86VTAcquire(int sig)
 Bool

 xf86VTSwitchPending(void)

 {

-    return(xf86Info.vtRequestsPending ? TRUE : FALSE);

+    return xf86Info.vtRequestsPending ? TRUE : FALSE;

 }

 

 Bool

@@ -81,7 +81,7 @@ xf86VTSwitchAway(void)
 	if (xf86VTPruneDoor) {

 		xf86VTPruneDoor = 0;

 		ioctl(xf86Info.consoleFd, VT_RELDISP, 1);

-		return (TRUE);

+		return TRUE;

 	}

 

 	vt_door_arg.vt_ev = VT_EV_HOTKEYS;

@@ -94,15 +94,15 @@ xf86VTSwitchAway(void)
 	door_arg.desc_num = 0;

 

 	if ((door_fd = open(VT_DAEMON_DOOR_FILE, O_RDONLY)) < 0)

-		return (FALSE);

+		return FALSE;

 

 	if (door_call(door_fd, &door_arg) != 0) {

 		close(door_fd);

-		return (FALSE);

+		return FALSE;

 	}

 

 	close(door_fd);

-	return (TRUE);

+	return TRUE;

 }

 

 Bool

@@ -111,11 +111,11 @@ xf86VTSwitchTo(void)
 	xf86Info.vtRequestsPending = FALSE;

 	if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0)

 	{

-		return(FALSE);

+		return FALSE;

 	}

 	else

 	{

-		return(TRUE);

+		return TRUE;

 	}

 }

 

@@ -125,13 +125,13 @@ xf86VTActivate(int vtno)
 	struct vt_stat state;

 

 	if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &state) < 0)

-		return(FALSE);

+		return FALSE;

 

 	if ((state.v_state & (1 << vtno)) == 0)

-		return(FALSE);

+		return FALSE;

 

 	xf86Info.vtRequestsPending = TRUE;

 	xf86Info.vtPendingNum = vtno;

 

-	return(TRUE);

+	return TRUE;

 }

diff --git a/xorg-server/hw/xfree86/os-support/solaris/sun_agp.c b/xorg-server/hw/xfree86/os-support/solaris/sun_agp.c
index a5fb5c6e6..b85a3c86b 100644
--- a/xorg-server/hw/xfree86/os-support/solaris/sun_agp.c
+++ b/xorg-server/hw/xfree86/os-support/solaris/sun_agp.c
@@ -78,7 +78,7 @@ static Bool
 GARTInit(int screenNum)

 {

 	if (initDone)

-		return (gartFd != -1);

+		return gartFd != -1;

 

 	if (gartFd == -1)

 		gartFd = open(AGP_DEVICE, O_RDWR);

@@ -115,16 +115,16 @@ xf86GetAGPInfo(int screenNum)
 	if (!GARTInit(screenNum))

 		return NULL;

 

-	if ((info = calloc(sizeof(AgpInfo), 1)) == NULL) {

+	if (ioctl(gartFd, AGPIOC_INFO, &agpinf) != 0) {

 		xf86DrvMsg(screenNum, X_ERROR,

-		    "xf86GetAGPInfo: Failed to allocate AgpInfo\n");

+		    "xf86GetAGPInfo: AGPIOC_INFO failed (%s)\n",

+		    strerror(errno));

 		return NULL;

 	}

 

-	if (ioctl(gartFd, AGPIOC_INFO, &agpinf) != 0) {

+	if ((info = calloc(sizeof(AgpInfo), 1)) == NULL) {

 		xf86DrvMsg(screenNum, X_ERROR,

-		    "xf86GetAGPInfo: AGPIOC_INFO failed (%s)\n",

-		    strerror(errno));

+		    "xf86GetAGPInfo: Failed to allocate AgpInfo\n");

 		return NULL;

 	}

 

diff --git a/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c b/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
index 05d17492a..e064c9733 100644
--- a/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
+++ b/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
@@ -1,180 +1,180 @@
-/* Copyright 2004-2005 Sun Microsystems, Inc.  All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <sys/audio.h>
-#include <sys/uio.h>
-#include <limits.h>
-#include <math.h>
-#include <poll.h>
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-#define BELL_RATE       48000   /* Samples per second */
-#define BELL_HZ         50      /* Fraction of a second i.e. 1/x */
-#define BELL_MS         (1000/BELL_HZ)  /* MS */
-#define BELL_SAMPLES    (BELL_RATE / BELL_HZ)
-#define BELL_MIN        3       /* Min # of repeats */
-
-#define AUDIO_DEVICE    "/dev/audio"
-
-void
-xf86OSRingBell(int loudness, int pitch, int duration)
-{
-    static short    samples[BELL_SAMPLES];
-    static short    silence[BELL_SAMPLES]; /* "The Sound of Silence" */
-    static int      lastFreq;
-    int             cnt; 
-    int             i;
-    int             written;
-    int             repeats;
-    int             freq;
-    audio_info_t    audioInfo;
-    struct iovec    iov[IOV_MAX];
-    int             iovcnt;
-    double          ampl, cyclen, phase;
-    int             audioFD;
-
-    if ((loudness <= 0) || (pitch <= 0) || (duration <= 0)) {
-        return;
-    }
-
-    lastFreq = 0;
-    bzero(silence, sizeof(silence));
-
-    audioFD = open(AUDIO_DEVICE, O_WRONLY | O_NONBLOCK);
-    if (audioFD == -1) {
-        xf86Msg(X_ERROR, "Bell: cannot open audio device \"%s\": %s\n",
-                AUDIO_DEVICE, strerror(errno));
-        return;
-    }
-
-    freq = pitch;
-    freq = min(freq, (BELL_RATE / 2) - 1);
-    freq = max(freq, 2 * BELL_HZ);
-
-    /*
-     * Ensure full waves per buffer
-     */
-    freq -= freq % BELL_HZ;
-
-    if (freq != lastFreq) {
-        lastFreq = freq;
-        ampl =  16384.0;
-
-        cyclen = (double) freq / (double) BELL_RATE;
-        phase = 0.0;
-
-        for (i = 0; i < BELL_SAMPLES; i++) {
-            samples[i] = (short) (ampl * sin(2.0 * M_PI * phase));
-            phase += cyclen;
-            if (phase >= 1.0)
-                phase -= 1.0;
-        }
-    }
-
-    repeats = (duration + (BELL_MS / 2)) / BELL_MS;
-    repeats = max(repeats, BELL_MIN);
-
-    loudness = max(0, loudness);
-    loudness = min(loudness, 100);
-
-#ifdef DEBUG
-    ErrorF("BELL : freq %d volume %d duration %d repeats %d\n",
-           freq, loudness, duration, repeats);
-#endif
-
-    AUDIO_INITINFO(&audioInfo);
-    audioInfo.play.encoding = AUDIO_ENCODING_LINEAR;
-    audioInfo.play.sample_rate = BELL_RATE;
-    audioInfo.play.channels = 2;
-    audioInfo.play.precision = 16;
-    audioInfo.play.gain = min(AUDIO_MAX_GAIN, AUDIO_MAX_GAIN * loudness / 100);
-
-    if (ioctl(audioFD, AUDIO_SETINFO, &audioInfo) < 0){
-        xf86Msg(X_ERROR,
-                "Bell: AUDIO_SETINFO failed on audio device \"%s\": %s\n",
-                AUDIO_DEVICE, strerror(errno));
-        close(audioFD);
-        return;
-    }
-
-    iovcnt = 0;
-
-    for (cnt = 0; cnt <= repeats; cnt++) {
-        if (cnt == repeats) {
-            /* Insert a bit of silence so that multiple beeps are distinct and
-             * not compressed into a single tone.
-             */
-            iov[iovcnt].iov_base = (char *) silence;
-            iov[iovcnt++].iov_len = sizeof(silence);
-        } else {
-            iov[iovcnt].iov_base = (char *) samples;
-            iov[iovcnt++].iov_len = sizeof(samples);
-        }
-        if ((iovcnt >= IOV_MAX) || (cnt == repeats)) {
-            written = writev(audioFD, iov, iovcnt);
-
-            if ((written < ((int)(sizeof(samples) * iovcnt)))) {
-                /* audio buffer was full! */
-
-                int naptime;
-
-                if (written == -1) {
-                    if (errno != EAGAIN) {
-                        xf86Msg(X_ERROR,
-                               "Bell: writev failed on audio device \"%s\": %s\n",
-                                AUDIO_DEVICE, strerror(errno));
-                        close(audioFD);
-                        return;
-                    }
-                    i = iovcnt;
-                } else {
-                    i = ((sizeof(samples) * iovcnt) - written)
-                        / sizeof(samples);
-                }
-                cnt -= i;
-
-                /* sleep a little to allow audio buffer to drain */
-                naptime = BELL_MS * i;
-                poll(NULL, 0, naptime);
-
-                i = ((sizeof(samples) * iovcnt) - written) % sizeof(samples);
-                iovcnt = 0;
-                if ((written != -1) && (i > 0)) {
-                    iov[iovcnt].iov_base = ((char *) samples) + i;
-                    iov[iovcnt++].iov_len = sizeof(samples) - i;
-                }
-            } else {
-                iovcnt = 0;
-            }
-        }
-    }
-
-    close(audioFD);
-    return;
-}
+/* Copyright 2004-2005 Sun Microsystems, Inc.  All rights reserved.

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) shall be included in all copies or substantial portions of the

+ * Software.

+ *

+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

+ * DEALINGS IN THE SOFTWARE.

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <sys/audio.h>

+#include <sys/uio.h>

+#include <limits.h>

+#include <math.h>

+#include <poll.h>

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+#define BELL_RATE       48000   /* Samples per second */

+#define BELL_HZ         50      /* Fraction of a second i.e. 1/x */

+#define BELL_MS         (1000/BELL_HZ)  /* MS */

+#define BELL_SAMPLES    (BELL_RATE / BELL_HZ)

+#define BELL_MIN        3       /* Min # of repeats */

+

+#define AUDIO_DEVICE    "/dev/audio"

+

+void

+xf86OSRingBell(int loudness, int pitch, int duration)

+{

+    static short    samples[BELL_SAMPLES];

+    static short    silence[BELL_SAMPLES]; /* "The Sound of Silence" */

+    static int      lastFreq;

+    int             cnt; 

+    int             i;

+    int             written;

+    int             repeats;

+    int             freq;

+    audio_info_t    audioInfo;

+    struct iovec    iov[IOV_MAX];

+    int             iovcnt;

+    double          ampl, cyclen, phase;

+    int             audioFD;

+

+    if ((loudness <= 0) || (pitch <= 0) || (duration <= 0)) {

+        return;

+    }

+

+    lastFreq = 0;

+    memset(silence, 0, sizeof(silence));

+

+    audioFD = open(AUDIO_DEVICE, O_WRONLY | O_NONBLOCK);

+    if (audioFD == -1) {

+        xf86Msg(X_ERROR, "Bell: cannot open audio device \"%s\": %s\n",

+                AUDIO_DEVICE, strerror(errno));

+        return;

+    }

+

+    freq = pitch;

+    freq = min(freq, (BELL_RATE / 2) - 1);

+    freq = max(freq, 2 * BELL_HZ);

+

+    /*

+     * Ensure full waves per buffer

+     */

+    freq -= freq % BELL_HZ;

+

+    if (freq != lastFreq) {

+        lastFreq = freq;

+        ampl =  16384.0;

+

+        cyclen = (double) freq / (double) BELL_RATE;

+        phase = 0.0;

+

+        for (i = 0; i < BELL_SAMPLES; i++) {

+            samples[i] = (short) (ampl * sin(2.0 * M_PI * phase));

+            phase += cyclen;

+            if (phase >= 1.0)

+                phase -= 1.0;

+        }

+    }

+

+    repeats = (duration + (BELL_MS / 2)) / BELL_MS;

+    repeats = max(repeats, BELL_MIN);

+

+    loudness = max(0, loudness);

+    loudness = min(loudness, 100);

+

+#ifdef DEBUG

+    ErrorF("BELL : freq %d volume %d duration %d repeats %d\n",

+           freq, loudness, duration, repeats);

+#endif

+

+    AUDIO_INITINFO(&audioInfo);

+    audioInfo.play.encoding = AUDIO_ENCODING_LINEAR;

+    audioInfo.play.sample_rate = BELL_RATE;

+    audioInfo.play.channels = 2;

+    audioInfo.play.precision = 16;

+    audioInfo.play.gain = min(AUDIO_MAX_GAIN, AUDIO_MAX_GAIN * loudness / 100);

+

+    if (ioctl(audioFD, AUDIO_SETINFO, &audioInfo) < 0){

+        xf86Msg(X_ERROR,

+                "Bell: AUDIO_SETINFO failed on audio device \"%s\": %s\n",

+                AUDIO_DEVICE, strerror(errno));

+        close(audioFD);

+        return;

+    }

+

+    iovcnt = 0;

+

+    for (cnt = 0; cnt <= repeats; cnt++) {

+        if (cnt == repeats) {

+            /* Insert a bit of silence so that multiple beeps are distinct and

+             * not compressed into a single tone.

+             */

+            iov[iovcnt].iov_base = (char *) silence;

+            iov[iovcnt++].iov_len = sizeof(silence);

+        } else {

+            iov[iovcnt].iov_base = (char *) samples;

+            iov[iovcnt++].iov_len = sizeof(samples);

+        }

+        if ((iovcnt >= IOV_MAX) || (cnt == repeats)) {

+            written = writev(audioFD, iov, iovcnt);

+

+            if ((written < ((int)(sizeof(samples) * iovcnt)))) {

+                /* audio buffer was full! */

+

+                int naptime;

+

+                if (written == -1) {

+                    if (errno != EAGAIN) {

+                        xf86Msg(X_ERROR,

+                               "Bell: writev failed on audio device \"%s\": %s\n",

+                                AUDIO_DEVICE, strerror(errno));

+                        close(audioFD);

+                        return;

+                    }

+                    i = iovcnt;

+                } else {

+                    i = ((sizeof(samples) * iovcnt) - written)

+                        / sizeof(samples);

+                }

+                cnt -= i;

+

+                /* sleep a little to allow audio buffer to drain */

+                naptime = BELL_MS * i;

+                poll(NULL, 0, naptime);

+

+                i = ((sizeof(samples) * iovcnt) - written) % sizeof(samples);

+                iovcnt = 0;

+                if ((written != -1) && (i > 0)) {

+                    iov[iovcnt].iov_base = ((char *) samples) + i;

+                    iov[iovcnt++].iov_len = sizeof(samples) - i;

+                }

+            } else {

+                iovcnt = 0;

+            }

+        }

+    }

+

+    close(audioFD);

+    return;

+}

diff --git a/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c b/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c
index 170bb8914..3b94ac135 100644
--- a/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c
+++ b/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c
@@ -1,252 +1,252 @@
-/*
- * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Thomas Roell and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Thomas Roell and
- * David Wexelblat makes no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xmd.h>
-
-#include "compiler.h"
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-static Bool KeepTty = FALSE;
-#ifdef SVR4
-static Bool Protect0 = FALSE;
-#endif
-static int VTnum = -1;
-
-
-void
-xf86OpenConsole()
-{
-    int fd;
-    struct vt_mode VT;
-    char vtname1[10],vtname2[10];
-    MessageType from = X_PROBED;
-
-    if (serverGeneration == 1) 
-    {
-    	/* check if we're run with euid==0 */
-    	if (geteuid() != 0)
-	{
-      	    FatalError("xf86OpenConsole: Server must be suid root\n");
-	}
-
-#ifdef SVR4
-	/* Protect page 0 to help find NULL dereferencing */
-	/* mprotect() doesn't seem to work */
-	if (Protect0)
-	{
-	    int fd = -1;
-
-	    if ((fd = open("/dev/zero", O_RDONLY, 0)) < 0)
-	    {
-		xf86Msg(X_WARNING,
-			"xf86OpenConsole: cannot open /dev/zero (%s)\n",
-			strerror(errno));
-	    }
-	    else
-	    {
-		if ((int)mmap(0, 0x1000, PROT_NONE,
-			      MAP_FIXED | MAP_SHARED, fd, 0) == -1)
-		{
-		    xf86Msg(X_WARNING,
-			"xf86OpenConsole: failed to protect page 0 (%s)\n",
-			strerror(errno));
-		}
-		close(fd);
-	    }
-	}
-#endif
-    	/*
-     	 * setup the virtual terminal manager
-     	 */
-    	if (VTnum != -1) 
-	{
-      	    xf86Info.vtno = VTnum;
-	    from = X_CMDLINE;
-    	}
-    	else 
-	{
-      	    if ((fd = open("/dev/console",O_WRONLY,0)) < 0) 
-	    {
-        	FatalError(
-		    "xf86OpenConsole: Cannot open /dev/console (%s)\n",
-		    strerror(errno));
-	    }
-      	    if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) || 
-		(xf86Info.vtno == -1))
-	    {
-        	FatalError("xf86OpenConsole: Cannot find a free VT\n");
-	    }
-           close(fd);
-        }
-	xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
-
-	sprintf(vtname1,"/dev/vc%02d",xf86Info.vtno); /* ESIX */
-	sprintf(vtname2,"/dev/vt%02d",xf86Info.vtno); /* rest of the world */
-
-	if (!KeepTty)
-    	{
-    	    setpgrp();
-	}
-
-	if (((xf86Info.consoleFd = open(vtname1, O_RDWR|O_NDELAY, 0)) < 0) &&
-	    ((xf86Info.consoleFd = open(vtname2, O_RDWR|O_NDELAY, 0)) < 0))
-	{
-            FatalError("xf86OpenConsole: Cannot open %s (%s) (%s)\n",
-		       vtname2, vtname1, strerror(errno));
-	}
-
-	/* change ownership of the vt */
-	if (chown(vtname1, getuid(), getgid()) < 0)
-	{
-            chown(vtname2, getuid(), getgid());
-	}
-
-	/*
-	 * now get the VT
-	 */
-	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
-	{
-    	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
-	}
-	if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
-	{
-	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
-	}
-	if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) 
-	{
-	    FatalError("xf86OpenConsole: VT_GETMODE failed\n");
-	}
-
-	signal(SIGUSR1, xf86VTRequest);
-
-	VT.mode = VT_PROCESS;
-	VT.relsig = SIGUSR1;
-	VT.acqsig = SIGUSR1;
-	if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0) 
-	{
-	    FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed\n");
-	}
-	if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)
-	{
-	    FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed\n");
-	}
-    }
-    else 
-    {   
-	/* serverGeneration != 1 */
-	/*
-	 * now get the VT
-	 */
-	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
-	{
-	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
-	}
-	if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
-	{
-      	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
-	}
-	/*
-	 * If the server doesn't have the VT when the reset occurs,
-	 * this is to make sure we don't continue until the activate
-	 * signal is received.
-	 */
-	if (!xf86Screens[0]->vtSema)
-	    sleep(5);
-    }
-    return;
-}
-
-void
-xf86CloseConsole()
-{
-    struct vt_mode   VT;
-
-#if 0
-    ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno);
-    ioctl(xf86Info.consoleFd, VT_WAITACTIVE, 0);
-#endif
-    ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);  /* Back to text mode ... */
-    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
-    {
-	VT.mode = VT_AUTO;
-	ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* set dflt vt handling */
-    }
-    close(xf86Info.consoleFd);                 /* make the vt-manager happy */
-    return;
-}
-
-int
-xf86ProcessArgument(int argc, char *argv[], int i)
-{
-	/*
-	 * Keep server from detaching from controlling tty.  This is useful 
-	 * when debugging (so the server can receive keyboard signals.
-	 */
-	if (!strcmp(argv[i], "-keeptty"))
-	{
-		KeepTty = TRUE;
-		return(1);
-	}
-#ifdef SVR4
-	/*
-	 * Undocumented flag to protect page 0 from read/write to help
-	 * catch NULL pointer dereferences.  This is purely a debugging
-	 * flag.
-	 */
-	if (!strcmp(argv[i], "-protect0"))
-	{
-		Protect0 = TRUE;
-		return(1);
-	}
-#endif
-	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
-	{
-		if (sscanf(argv[i], "vt%2d", &VTnum) == 0)
-		{
-			UseMsg();
-			VTnum = -1;
-			return(0);
-		}
-		return(1);
-	}
-	return(0);
-}
-
-void
-xf86UseMsg()
-{
-	ErrorF("vtXX                   use the specified VT number\n");
-	ErrorF("-keeptty               ");
-	ErrorF("don't detach controlling tty (for debugging only)\n");
-	return;
-}
+/*

+ * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Thomas Roell and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Thomas Roell and

+ * David Wexelblat makes no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+#include <X11/Xmd.h>

+

+#include "compiler.h"

+

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+

+static Bool KeepTty = FALSE;

+#ifdef SVR4

+static Bool Protect0 = FALSE;

+#endif

+static int VTnum = -1;

+

+

+void

+xf86OpenConsole()

+{

+    int fd;

+    struct vt_mode VT;

+    char vtname1[10],vtname2[10];

+    MessageType from = X_PROBED;

+

+    if (serverGeneration == 1) 

+    {

+    	/* check if we're run with euid==0 */

+    	if (geteuid() != 0)

+	{

+      	    FatalError("xf86OpenConsole: Server must be suid root\n");

+	}

+

+#ifdef SVR4

+	/* Protect page 0 to help find NULL dereferencing */

+	/* mprotect() doesn't seem to work */

+	if (Protect0)

+	{

+	    int fd = -1;

+

+	    if ((fd = open("/dev/zero", O_RDONLY, 0)) < 0)

+	    {

+		xf86Msg(X_WARNING,

+			"xf86OpenConsole: cannot open /dev/zero (%s)\n",

+			strerror(errno));

+	    }

+	    else

+	    {

+		if ((int)mmap(0, 0x1000, PROT_NONE,

+			      MAP_FIXED | MAP_SHARED, fd, 0) == -1)

+		{

+		    xf86Msg(X_WARNING,

+			"xf86OpenConsole: failed to protect page 0 (%s)\n",

+			strerror(errno));

+		}

+		close(fd);

+	    }

+	}

+#endif

+    	/*

+     	 * setup the virtual terminal manager

+     	 */

+    	if (VTnum != -1) 

+	{

+      	    xf86Info.vtno = VTnum;

+	    from = X_CMDLINE;

+    	}

+    	else 

+	{

+      	    if ((fd = open("/dev/console",O_WRONLY,0)) < 0) 

+	    {

+        	FatalError(

+		    "xf86OpenConsole: Cannot open /dev/console (%s)\n",

+		    strerror(errno));

+	    }

+      	    if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) || 

+		(xf86Info.vtno == -1))

+	    {

+        	FatalError("xf86OpenConsole: Cannot find a free VT\n");

+	    }

+           close(fd);

+        }

+	xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);

+

+	sprintf(vtname1,"/dev/vc%02d",xf86Info.vtno); /* ESIX */

+	sprintf(vtname2,"/dev/vt%02d",xf86Info.vtno); /* rest of the world */

+

+	if (!KeepTty)

+    	{

+    	    setpgrp();

+	}

+

+	if (((xf86Info.consoleFd = open(vtname1, O_RDWR|O_NDELAY, 0)) < 0) &&

+	    ((xf86Info.consoleFd = open(vtname2, O_RDWR|O_NDELAY, 0)) < 0))

+	{

+            FatalError("xf86OpenConsole: Cannot open %s (%s) (%s)\n",

+		       vtname2, vtname1, strerror(errno));

+	}

+

+	/* change ownership of the vt */

+	if (chown(vtname1, getuid(), getgid()) < 0)

+	{

+            chown(vtname2, getuid(), getgid());

+	}

+

+	/*

+	 * now get the VT

+	 */

+	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)

+	{

+    	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");

+	}

+	if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)

+	{

+	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");

+	}

+	if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) 

+	{

+	    FatalError("xf86OpenConsole: VT_GETMODE failed\n");

+	}

+

+	signal(SIGUSR1, xf86VTRequest);

+

+	VT.mode = VT_PROCESS;

+	VT.relsig = SIGUSR1;

+	VT.acqsig = SIGUSR1;

+	if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0) 

+	{

+	    FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed\n");

+	}

+	if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)

+	{

+	    FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed\n");

+	}

+    }

+    else 

+    {   

+	/* serverGeneration != 1 */

+	/*

+	 * now get the VT

+	 */

+	if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)

+	{

+	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");

+	}

+	if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)

+	{

+      	    xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");

+	}

+	/*

+	 * If the server doesn't have the VT when the reset occurs,

+	 * this is to make sure we don't continue until the activate

+	 * signal is received.

+	 */

+	if (!xf86Screens[0]->vtSema)

+	    sleep(5);

+    }

+    return;

+}

+

+void

+xf86CloseConsole()

+{

+    struct vt_mode   VT;

+

+#if 0

+    ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno);

+    ioctl(xf86Info.consoleFd, VT_WAITACTIVE, 0);

+#endif

+    ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);  /* Back to text mode ... */

+    if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)

+    {

+	VT.mode = VT_AUTO;

+	ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* set dflt vt handling */

+    }

+    close(xf86Info.consoleFd);                 /* make the vt-manager happy */

+    return;

+}

+

+int

+xf86ProcessArgument(int argc, char *argv[], int i)

+{

+	/*

+	 * Keep server from detaching from controlling tty.  This is useful 

+	 * when debugging (so the server can receive keyboard signals.

+	 */

+	if (!strcmp(argv[i], "-keeptty"))

+	{

+		KeepTty = TRUE;

+		return 1;

+	}

+#ifdef SVR4

+	/*

+	 * Undocumented flag to protect page 0 from read/write to help

+	 * catch NULL pointer dereferences.  This is purely a debugging

+	 * flag.

+	 */

+	if (!strcmp(argv[i], "-protect0"))

+	{

+		Protect0 = TRUE;

+		return 1;

+	}

+#endif

+	if ((argv[i][0] == 'v') && (argv[i][1] == 't'))

+	{

+		if (sscanf(argv[i], "vt%2d", &VTnum) == 0)

+		{

+			UseMsg();

+			VTnum = -1;

+			return 0;

+		}

+		return 1;

+	}

+	return 0;

+}

+

+void

+xf86UseMsg()

+{

+	ErrorF("vtXX                   use the specified VT number\n");

+	ErrorF("-keeptty               ");

+	ErrorF("don't detach controlling tty (for debugging only)\n");

+	return;

+}

diff --git a/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c b/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c
index 43c30621c..6d5948796 100644
--- a/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c
+++ b/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c
@@ -1,315 +1,315 @@
-/*
- * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Thomas Roell and David Wexelblat 
- * not be used in advertising or publicity pertaining to distribution of 
- * the software without specific, written prior permission.  Thomas Roell and
- * David Wexelblat makes no representations about the suitability of this 
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO 
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
- * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR 
- * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-
-#define _NEED_SYSI86
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-#include "xf86OSpriv.h"
-
-#ifndef MAP_FAILED
-#define MAP_FAILED ((void *)-1)
-#endif
-
-#ifndef SI86IOPL
-#define SET_IOPL() sysi86(SI86V86,V86SC_IOPL,PS_IOPL)
-#define RESET_IOPL() sysi86(SI86V86,V86SC_IOPL,0)
-#else
-#define SET_IOPL() sysi86(SI86IOPL,3)
-#define RESET_IOPL() sysi86(SI86IOPL,0)
-#endif
-
-/***************************************************************************/
-/* Video Memory Mapping section                                            */
-/***************************************************************************/
-
-/*
- * XXX Support for SVR3 will need to be reworked if needed.  In particular
- * the Region parameter is no longer passed, and will need to be dealt
- * with internally if required.
- * OK, i'll rework that thing ... (clean it up a lot)
- * SVR3 Support only with SVR3_MMAPDRV (mr)
- * 
- */
-
-#ifdef HAS_SVR3_MMAPDRV
-#ifndef MMAP_DEBUG
-#define MMAP_DEBUG	3
-#endif
-
-struct kd_memloc MapDSC;
-int mmapFd = -2;
-
-static int
-mmapStat(pointer Base, unsigned long Size) {
-
-	int nmmreg,i=0,region=-1;
-	mmapinfo_t *ibuf;
-
-	nmmreg = ioctl(mmapFd, GETNMMREG);
-
-	if(nmmreg <= 0)
-	   xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			  "\nNo physical memory mapped currently.\n\n");
-	else {
-	  if((ibuf = (mmapinfo_t *)malloc(nmmreg*sizeof(mmapinfo_t))) == NULL) 
-		xf86Msg(X_WARNING,
-			  "Couldn't allocate memory 4 mmapinfo_t\n");
-	  else {
-	     if(ioctl(mmapFd, GETMMREG, ibuf) != -1)
-		{ 
-		   xf86MsgVerb(X_INFO, MMAP_DEBUG,
-				"# mmapStat: [Size=%x,Base=%x]\n", Size, Base);
-		   xf86MsgVerb(X_INFO, MMAP_DEBUG,
-		     "#      Physical Address     Size      Reference Count\n");
-		for(i = 0; i < nmmreg; i++) {
-		   xf86MsgVerb(X_INFO, MMAP_DEBUG,
-                      "%-4d   0x%08X         %5dk                %5d	",
-          	      i, ibuf[i].physaddr, ibuf[i].length/1024, ibuf[i].refcnt);
-		   if (ibuf[i].physaddr == Base || ibuf[i].length == Size ) {
-			xf86MsgVerb(X_INFO, MMAP_DEBUG,"MATCH !!!");
-			if (region==-1) region=i;
-                      }
-		   xf86ErrorFVerb(MMAP_DEBUG, "\n");
-		}
-		xf86ErrorFVerb(MMAP_DEBUG, "\n");
-		}
-	     free(ibuf);
-	   }
-	}
-	if (region == -1 && nmmreg > 0) region=region * i;
-	return(region);
-}
-#endif
-
-
-static Bool
-linearVidMem()
-{
-#ifdef SVR4
-	return TRUE;
-#elif defined(HAS_SVR3_MMAPDRV)
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-		    "# xf86LinearVidMem: MMAP 2.2.2 called\n");
-
-	if(mmapFd >= 0) return TRUE;
-
-	if ((mmapFd = open("/dev/mmap", O_RDWR)) != -1)
-	{
-	    if(ioctl(mmapFd, GETVERSION) < 0x0222) {
-		xf86Msg(X_WARNING,
-			"xf86LinearVidMem: MMAP 2.2.2 or above required\n");
-		xf86ErrorF("\tlinear memory access disabled\n");
-		return FALSE;
-	    }
-	    return TRUE;
-	}
-	xf86Msg(X_WARNING, "xf86LinearVidMem: failed to open /dev/mmap (%s)\n",
-	        strerror(errno));
-	xf86ErrorF("\tlinear memory access disabled\n");
-	return FALSE;
-#endif
-}
-
-static pointer
-mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
-{
-	pointer base;
-	int fd;
-
-#if defined(SVR4)
-	fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);
-	if (fd < 0)
-	{
-		FatalError("xf86MapVidMem: failed to open %s (%s)\n",
-			   DEV_MEM, strerror(errno));
-	}
-	base = mmap((caddr_t)0, Size,
-		    (flags & VIDMEM_READONLY) ?
-		     PROT_READ : (PROT_READ | PROT_WRITE),
-		    MAP_SHARED, fd, (off_t)Base);
-	close(fd);
-	if (base == MAP_FAILED)
-	{
-		FatalError("%s: Could not mmap framebuffer [s=%x,a=%x] (%s)\n",
-			   "xf86MapVidMem", Size, Base, strerror(errno));
-	}
-#else /* SVR4 */
-#ifdef HAS_SVR3_MMAPDRV
-
-	xf86MsgVerb(X_INFO, MMAP_DEBUG, "# xf86MapVidMem: MMAP 2.2.2 called\n");
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));
-	if (ioctl(mmapFd, GETVERSION) == -1)
-	{
-		xf86LinearVidMem();
-	}
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-		"xf86MapVidMem: Screen: %d\n", ScreenNum);
-	mmapStat(Base,Size);
-	/* To force the MMAP driver to provide the address */
-	base = (pointer)0;
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"xf86MapVidMem: [s=%x,a=%x]\n", Size, Base);
-	MapDSC.vaddr    = (char *)base;
-	MapDSC.physaddr = (char *)Base;
-	MapDSC.length   = Size;
-	MapDSC.ioflg    = 1;
-	if(mmapFd >= 0)
-	{
-	    if((base = (pointer)ioctl(mmapFd, MAP, &MapDSC)) == (pointer)-1)
-	    {
-		FatalError("%s: Could not mmap framebuffer [s=%x,a=%x] (%s)\n",
-			   "xf86MapVidMem", Size, Base, strerror(errno));
-		/* NOTREACHED */
-	    }
-
-	    /* Next time we want the same address! */
-	    MapDSC.vaddr    = (char *)base;
-	}
-
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"MapDSC.vaddr   : 0x%x\n", MapDSC.vaddr);
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"MapDSC.physaddr: 0x%x\n", MapDSC.physaddr);
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"MapDSC.length  : %d\n", MapDSC.length);
-	mmapStat(Base,Size);
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"xf86MapVidMem: [s=%x,a=%x,b=%x]\n", Size, Base, base);
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-			"xf86MapVidMem: SUCCEED Mapping FrameBuffer \n");
-#endif /* HAS_SVR3_MMAPDRV */
-#endif /* SVR4 */
-	return(base);
-}
-
-/* ARGSUSED */
-static void
-unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
-{
-#if defined (SVR4)
-	munmap(Base, Size);
-#else /* SVR4 */
-#ifdef HAS_SVR3_MMAPDRV
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-	        "# xf86UnMapVidMem: UNMapping FrameBuffer\n");
-	mmapStat(Base,Size);
-	ioctl(mmapFd, UNMAPRM , Base);
-	mmapStat(Base,Size);
-	xf86MsgVerb(X_INFO, MMAP_DEBUG,
-		"# xf86UnMapVidMem: Screen: %d [v=%x]\n", ScreenNum, Base);
-#endif /* HAS_SVR3_MMAPDRV */
-#endif /* SVR4 */
-	return;
-}
-
-#if defined(SVR4) && defined(__i386__) && !defined(sun)
-/*
- * For some SVR4 versions, a 32-bit read is done for the first location
- * in each page when the page is first mapped.  If this is done while
- * memory access is enabled for regions that have read side-effects,
- * this can cause unexpected results, including lockups on some hardware.
- * This function is called to make sure each page is mapped while it is
- * safe to do so.
- */
-
-/*
- * XXX Should get this the correct way (see os/xalloc.c), but since this is
- * for one platform I'll be lazy.
- */
-#define X_PAGE_SIZE 4096
-
-static void
-readSideEffects(int ScreenNum, pointer Base, unsigned long Size)
-{
-	unsigned long base, end, addr;
-	CARD32 val;
-
-	base = (unsigned long)Base;
-	end = base + Size;
-
-	for (addr = base; addr < end; addr += X_PAGE_SIZE)
-		val = *(volatile CARD32 *)addr;
-}
-#endif
-
-void
-xf86OSInitVidMem(VidMemInfoPtr pVidMem)
-{
-	pVidMem->linearSupported = linearVidMem();
-	pVidMem->mapMem = mapVidMem;
-	pVidMem->unmapMem = unmapVidMem;
-#if defined(SVR4) && defined(__i386__) && !defined(sun)
-	pVidMem->readSideEffects = readSideEffects;
-#endif
-	pVidMem->initialised = TRUE;
-}
-	
-/***************************************************************************/
-/* I/O Permissions section                                                 */
-/***************************************************************************/
-
-static Bool ExtendedEnabled = FALSE;
-static Bool InitDone = FALSE;
-
-Bool
-xf86EnableIO()
-{
-	int i;
-
-	if (ExtendedEnabled)
-		return TRUE;
-
-	if (SET_IOPL() < 0)
-	{
-	    xf86Msg(X_WARNING,
-			"xf86EnableIO: Failed to set IOPL for extended I/O\n");
-	    return FALSE;
-	}
-	ExtendedEnabled = TRUE;
-
-	return TRUE;
-}
-	
-void
-xf86DisableIO()
-{
-	if (!ExtendedEnabled)
-		return;
-
-	RESET_IOPL();
-	ExtendedEnabled = FALSE;
-
-	return;
-}
+/*

+ * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany

+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the names of Thomas Roell and David Wexelblat 

+ * not be used in advertising or publicity pertaining to distribution of 

+ * the software without specific, written prior permission.  Thomas Roell and

+ * David Wexelblat makes no representations about the suitability of this 

+ * software for any purpose.  It is provided "as is" without express or 

+ * implied warranty.

+ *

+ * THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO 

+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 

+ * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR 

+ * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 

+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 

+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 

+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

+ *

+ */

+

+#ifdef HAVE_XORG_CONFIG_H

+#include <xorg-config.h>

+#endif

+

+#include <X11/X.h>

+

+#define _NEED_SYSI86

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86_OSlib.h"

+#include "xf86OSpriv.h"

+

+#ifndef MAP_FAILED

+#define MAP_FAILED ((void *)-1)

+#endif

+

+#ifndef SI86IOPL

+#define SET_IOPL() sysi86(SI86V86,V86SC_IOPL,PS_IOPL)

+#define RESET_IOPL() sysi86(SI86V86,V86SC_IOPL,0)

+#else

+#define SET_IOPL() sysi86(SI86IOPL,3)

+#define RESET_IOPL() sysi86(SI86IOPL,0)

+#endif

+

+/***************************************************************************/

+/* Video Memory Mapping section                                            */

+/***************************************************************************/

+

+/*

+ * XXX Support for SVR3 will need to be reworked if needed.  In particular

+ * the Region parameter is no longer passed, and will need to be dealt

+ * with internally if required.

+ * OK, i'll rework that thing ... (clean it up a lot)

+ * SVR3 Support only with SVR3_MMAPDRV (mr)

+ * 

+ */

+

+#ifdef HAS_SVR3_MMAPDRV

+#ifndef MMAP_DEBUG

+#define MMAP_DEBUG	3

+#endif

+

+struct kd_memloc MapDSC;

+int mmapFd = -2;

+

+static int

+mmapStat(pointer Base, unsigned long Size) {

+

+	int nmmreg,i=0,region=-1;

+	mmapinfo_t *ibuf;

+

+	nmmreg = ioctl(mmapFd, GETNMMREG);

+

+	if(nmmreg <= 0)

+	   xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			  "\nNo physical memory mapped currently.\n\n");

+	else {

+	  if((ibuf = (mmapinfo_t *)malloc(nmmreg*sizeof(mmapinfo_t))) == NULL) 

+		xf86Msg(X_WARNING,

+			  "Couldn't allocate memory 4 mmapinfo_t\n");

+	  else {

+	     if(ioctl(mmapFd, GETMMREG, ibuf) != -1)

+		{ 

+		   xf86MsgVerb(X_INFO, MMAP_DEBUG,

+				"# mmapStat: [Size=%x,Base=%x]\n", Size, Base);

+		   xf86MsgVerb(X_INFO, MMAP_DEBUG,

+		     "#      Physical Address     Size      Reference Count\n");

+		for(i = 0; i < nmmreg; i++) {

+		   xf86MsgVerb(X_INFO, MMAP_DEBUG,

+                      "%-4d   0x%08X         %5dk                %5d	",

+          	      i, ibuf[i].physaddr, ibuf[i].length/1024, ibuf[i].refcnt);

+		   if (ibuf[i].physaddr == Base || ibuf[i].length == Size ) {

+			xf86MsgVerb(X_INFO, MMAP_DEBUG,"MATCH !!!");

+			if (region==-1) region=i;

+                      }

+		   xf86ErrorFVerb(MMAP_DEBUG, "\n");

+		}

+		xf86ErrorFVerb(MMAP_DEBUG, "\n");

+		}

+	     free(ibuf);

+	   }

+	}

+	if (region == -1 && nmmreg > 0) region=region * i;

+	return region;

+}

+#endif

+

+

+static Bool

+linearVidMem()

+{

+#ifdef SVR4

+	return TRUE;

+#elif defined(HAS_SVR3_MMAPDRV)

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+		    "# xf86LinearVidMem: MMAP 2.2.2 called\n");

+

+	if(mmapFd >= 0) return TRUE;

+

+	if ((mmapFd = open("/dev/mmap", O_RDWR)) != -1)

+	{

+	    if(ioctl(mmapFd, GETVERSION) < 0x0222) {

+		xf86Msg(X_WARNING,

+			"xf86LinearVidMem: MMAP 2.2.2 or above required\n");

+		xf86ErrorF("\tlinear memory access disabled\n");

+		return FALSE;

+	    }

+	    return TRUE;

+	}

+	xf86Msg(X_WARNING, "xf86LinearVidMem: failed to open /dev/mmap (%s)\n",

+	        strerror(errno));

+	xf86ErrorF("\tlinear memory access disabled\n");

+	return FALSE;

+#endif

+}

+

+static pointer

+mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)

+{

+	pointer base;

+	int fd;

+

+#if defined(SVR4)

+	fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);

+	if (fd < 0)

+	{

+		FatalError("xf86MapVidMem: failed to open %s (%s)\n",

+			   DEV_MEM, strerror(errno));

+	}

+	base = mmap((caddr_t)0, Size,

+		    (flags & VIDMEM_READONLY) ?

+		     PROT_READ : (PROT_READ | PROT_WRITE),

+		    MAP_SHARED, fd, (off_t)Base);

+	close(fd);

+	if (base == MAP_FAILED)

+	{

+		FatalError("%s: Could not mmap framebuffer [s=%x,a=%x] (%s)\n",

+			   "xf86MapVidMem", Size, Base, strerror(errno));

+	}

+#else /* SVR4 */

+#ifdef HAS_SVR3_MMAPDRV

+

+	xf86MsgVerb(X_INFO, MMAP_DEBUG, "# xf86MapVidMem: MMAP 2.2.2 called\n");

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));

+	if (ioctl(mmapFd, GETVERSION) == -1)

+	{

+		xf86LinearVidMem();

+	}

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+		"xf86MapVidMem: Screen: %d\n", ScreenNum);

+	mmapStat(Base,Size);

+	/* To force the MMAP driver to provide the address */

+	base = (pointer)0;

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"xf86MapVidMem: [s=%x,a=%x]\n", Size, Base);

+	MapDSC.vaddr    = (char *)base;

+	MapDSC.physaddr = (char *)Base;

+	MapDSC.length   = Size;

+	MapDSC.ioflg    = 1;

+	if(mmapFd >= 0)

+	{

+	    if((base = (pointer)ioctl(mmapFd, MAP, &MapDSC)) == (pointer)-1)

+	    {

+		FatalError("%s: Could not mmap framebuffer [s=%x,a=%x] (%s)\n",

+			   "xf86MapVidMem", Size, Base, strerror(errno));

+		/* NOTREACHED */

+	    }

+

+	    /* Next time we want the same address! */

+	    MapDSC.vaddr    = (char *)base;

+	}

+

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"MapDSC.vaddr   : 0x%x\n", MapDSC.vaddr);

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"MapDSC.physaddr: 0x%x\n", MapDSC.physaddr);

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"MapDSC.length  : %d\n", MapDSC.length);

+	mmapStat(Base,Size);

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"xf86MapVidMem: [s=%x,a=%x,b=%x]\n", Size, Base, base);

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+			"xf86MapVidMem: SUCCEED Mapping FrameBuffer \n");

+#endif /* HAS_SVR3_MMAPDRV */

+#endif /* SVR4 */

+	return base;

+}

+

+/* ARGSUSED */

+static void

+unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)

+{

+#if defined (SVR4)

+	munmap(Base, Size);

+#else /* SVR4 */

+#ifdef HAS_SVR3_MMAPDRV

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+	        "# xf86UnMapVidMem: UNMapping FrameBuffer\n");

+	mmapStat(Base,Size);

+	ioctl(mmapFd, UNMAPRM , Base);

+	mmapStat(Base,Size);

+	xf86MsgVerb(X_INFO, MMAP_DEBUG,

+		"# xf86UnMapVidMem: Screen: %d [v=%x]\n", ScreenNum, Base);

+#endif /* HAS_SVR3_MMAPDRV */

+#endif /* SVR4 */

+	return;

+}

+

+#if defined(SVR4) && defined(__i386__) && !defined(sun)

+/*

+ * For some SVR4 versions, a 32-bit read is done for the first location

+ * in each page when the page is first mapped.  If this is done while

+ * memory access is enabled for regions that have read side-effects,

+ * this can cause unexpected results, including lockups on some hardware.

+ * This function is called to make sure each page is mapped while it is

+ * safe to do so.

+ */

+

+/*

+ * XXX Should get this the correct way (see os/xalloc.c), but since this is

+ * for one platform I'll be lazy.

+ */

+#define X_PAGE_SIZE 4096

+

+static void

+readSideEffects(int ScreenNum, pointer Base, unsigned long Size)

+{

+	unsigned long base, end, addr;

+	CARD32 val;

+

+	base = (unsigned long)Base;

+	end = base + Size;

+

+	for (addr = base; addr < end; addr += X_PAGE_SIZE)

+		val = *(volatile CARD32 *)addr;

+}

+#endif

+

+void

+xf86OSInitVidMem(VidMemInfoPtr pVidMem)

+{

+	pVidMem->linearSupported = linearVidMem();

+	pVidMem->mapMem = mapVidMem;

+	pVidMem->unmapMem = unmapVidMem;

+#if defined(SVR4) && defined(__i386__) && !defined(sun)

+	pVidMem->readSideEffects = readSideEffects;

+#endif

+	pVidMem->initialised = TRUE;

+}

+	

+/***************************************************************************/

+/* I/O Permissions section                                                 */

+/***************************************************************************/

+

+static Bool ExtendedEnabled = FALSE;

+static Bool InitDone = FALSE;

+

+Bool

+xf86EnableIO()

+{

+	int i;

+

+	if (ExtendedEnabled)

+		return TRUE;

+

+	if (SET_IOPL() < 0)

+	{

+	    xf86Msg(X_WARNING,

+			"xf86EnableIO: Failed to set IOPL for extended I/O\n");

+	    return FALSE;

+	}

+	ExtendedEnabled = TRUE;

+

+	return TRUE;

+}

+	

+void

+xf86DisableIO()

+{

+	if (!ExtendedEnabled)

+		return;

+

+	RESET_IOPL();

+	ExtendedEnabled = FALSE;

+

+	return;

+}