diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c')
-rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c deleted file mode 100644 index edcb20c1b..000000000 --- a/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c +++ /dev/null @@ -1,141 +0,0 @@ -/* $XFree86: ppc_video.c,v 1.5 2003/03/14 13:46:04 tsi Exp $ */ -/* - * 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. - * - */ - -/* $XConsortium: bsd_video.c /main/10 1996/10/25 11:37:57 kaleb $ */ - -#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" - -#include "bus/Pci.h" - -#ifndef MAP_FAILED -#define MAP_FAILED ((caddr_t)-1) -#endif - - -/***************************************************************************/ -/* Video Memory Mapping section */ -/***************************************************************************/ - -#ifndef __OpenBSD__ -#define DEV_MEM "/dev/mem" -#else -#define DEV_MEM "/dev/xf86" -#endif - -static pointer ppcMapVidMem(int, unsigned long, unsigned long, int flags); -static void ppcUnmapVidMem(int, pointer, unsigned long); - -void -xf86OSInitVidMem(VidMemInfoPtr pVidMem) -{ - pVidMem->linearSupported = TRUE; - pVidMem->mapMem = ppcMapVidMem; - pVidMem->unmapMem = ppcUnmapVidMem; - pVidMem->initialised = TRUE; -} - - -volatile unsigned char *ioBase = MAP_FAILED; - -static pointer -ppcMapVidMem(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 -ppcUnmapVidMem(int ScreenNum, pointer Base, unsigned long Size) -{ - munmap(Base, Size); -} - -int -xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, - int Len) -{ - int rv; - static int kmem = -1; - - if (kmem == -1) { - kmem = open(DEV_MEM, 2); - if (kmem == -1) { - FatalError("xf86ReadBIOS: open %s", DEV_MEM); - } - } - -#ifdef DEBUG - xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS() %lx %lx, %x\n", - Base, Offset, Len); -#endif - - - lseek(kmem, Base + Offset, 0); - rv = read(kmem, Buf, Len); - - return rv; -} - -/***************************************************************************/ -/* Interrupt Handling section */ -/***************************************************************************/ - -Bool -xf86DisableInterrupts() -{ - - return(TRUE); -} - -void -xf86EnableInterrupts() -{ - - return; -} |