diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c | 473 |
1 files changed, 0 insertions, 473 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c deleted file mode 100644 index 7da733d22..000000000 --- a/nx-X11/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c +++ /dev/null @@ -1,473 +0,0 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/pmax/pmax_init.c,v 1.2.2.2 1998/07/18 17:53:54 dawes Exp $ */ -/* - * Copyright 1998 by Concurrent Computer Corporation - * - * 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 Concurrent Computer - * Corporation not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior - * permission. Concurrent Computer Corporation makes no representations - * about the suitability of this software for any purpose. It is - * provided "as is" without express or implied warranty. - * - * CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD - * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION 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. - * - * Copyright 1998 by Metro Link Incorporated - * - * 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 Metro Link - * Incorporated not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior - * permission. Metro Link Incorporated makes no representations - * about the suitability of this software for any purpose. It is - * provided "as is" without express or implied warranty. - * - * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD - * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED 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. - * - * This file was derived in part from the original XFree86 sysv OS - * support which contains the following copyright notice: - * - * 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 <sys/types.h> -#include <time.h> -#include <errno.h> - -#include <sys/prosrfs.h> -#include <sys/cpu.h> -#include <sys/ipl.h> - -#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 Bool Protect0 = FALSE; -static Bool pmaxInitialized = FALSE; - -#define VT_DEFAULT -2 -#define VT_NONE -1 - -static int VTnum = VT_DEFAULT; - -extern void pmax_init_splmap(void); - -int pmax_sys_type; /* Also used by pmax_pci.c */ - -/* - * PowerMAXOS_sys_type() - * - * Determine type of PowerHawk, PowerStack, PowerMaxion, or NightHawk - */ -int -PowerMAXOS_sys_type(void) -{ - int fd; - procfile_t procfile; - - fd = open("/system/processor/0",O_RDONLY); - if (fd<0) { - FatalError("Cannot open '%s'\n", "/system/processor/0"); - } - - if (read(fd, &procfile, sizeof(procfile)) < 0) { - FatalError("Cannot read '%s'\n", "/system/processor/0"); - } - close(fd); - - return(procfile.cpu_model); -} - -void -pmaxInit(void) -{ - char *mach; - - if (pmaxInitialized) - return; - - pmaxInitialized = TRUE; - - /* - * Determine type of machine - */ - pmax_sys_type = PowerMAXOS_sys_type(); - switch(pmax_sys_type) { - - case MODEL_NH6400: - mach ="PowerMAXION (NH6400)"; - break; - - case MODEL_NH6408: - mach = "PowerMAXION (NH6408)"; - break; - - case MODEL_NH6800T: - mach = "TurboHawk"; - break; - - case MODEL_MPWR: - mach = "PowerStack"; - break; - - case MODEL_PH610: - mach = "PowerHawk 610"; - break; - - case MODEL_MPWR2: - mach = "PowerStack II (utah)"; - break; - - case MODEL_PH620: - mach = "PowerHawk 620"; - break; - - case MODEL_PH640: - mach = "PowerHawk 640"; - break; - - case MODEL_MMTX: - mach = "PowerStack II (MTX)"; - break; - - default: - FatalError("pmaxInit: Unknown/unsupported machine type 0x%x\n", - pmax_sys_type); - /*NOTREACHED*/ - } - - xf86Msg(X_INFO, "pmaxInit: Machine type: %s\n", mach); - - /* - * Map IPL hardware so that interrupts can be (temporarily) disabled - * (see pmax_video.c) - */ - pmax_init_splmap(); - - /* - * Now that we know the system type, initialize the - * pci access routines - */ - pciInit(); -} - -void -xf86OpenConsole() -{ - struct vt_mode VT; - char vtname[10]; - MessageType from = X_DEFAULT; - - if (serverGeneration == 1) - { - - /* check if we're run with euid==0 */ - if (geteuid() != 0) - { - FatalError("xf86OpenConsole: Server must be suid root\n"); - } - - /* 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); - } - } - - pmaxInit(); /* Initialize OS specific functions */ - - /* - * setup the virtual terminal manager - */ - if (VTnum == VT_DEFAULT) { - int fd; - - /* - * No specific VT specified, so ask the vtl term mgr - * for the next available VT - */ - if ((fd = open("/dev/vt00",O_WRONLY,0)) < 0) { - xf86Msg(X_WARNING, - "xf86OpenConsole: Could not open /dev/vt00 (%s)\n", - strerror(errno)); - VTnum = VT_NONE; - } - else { - if (ioctl(fd, VT_OPENQRY, &VTnum) < 0) - { - xf86Msg(X_WARNING, - "xf86OpenConsole: Cannot find a free VT\n"); - VTnum = VT_NONE; - } - close(fd); - } - } else { - from = X_CMDLINE; - } - - xf86Info.vtno = VTnum; - - if (xf86Info.vtno == VT_NONE) - strcpy(vtname, "/dev/null"); - else - sprintf(vtname,"/dev/vt%02d",xf86Info.vtno); - - xf86Msg(from, "using VT \"%s\"\n\n", vtname); - - if (!KeepTty) - { - setpgrp(); - } - - if ((xf86Info.consoleFd = open(vtname, O_RDWR|O_NDELAY, 0)) < 0) - { - FatalError("xf86OpenConsole: Cannot open %s (%s)\n", - vtname, strerror(errno)); - } - - if (xf86Info.vtno != VT_NONE) - { - /* change ownership of the vt */ - (void) chown(vtname, 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 (xf86Info.vtno != VT_NONE) - { - 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 (xf86Info.vtno != VT_NONE) - { - -#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(argc, argv, i) -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); - } - - /* - * Prevent server from attemping to open a new VT in the "-novt" - * flag was specified. - */ - if (!strcmp(argv[i], "-novt")) - { - VTnum = VT_NONE; - return(1); - } - - /* - * 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); - } - - if ((argv[i][0] == 'v') && (argv[i][1] == 't')) - { - if (sscanf(argv[i], "vt%2d", &VTnum) == 0) - { - UseMsg(); - VTnum = VT_DEFAULT; - 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"); - ErrorF("-novt "); - ErrorF("don't allocate and open a new virtual terminal\n"); - return; -} - - -void -xf86_pmax_usleep(unsigned long n) -{ - struct timespec requested,remaining; - int rv; - - requested.tv_sec = n/1000000; - requested.tv_nsec = (n % 1000000) * 1000; - - while ((rv = nanosleep(&requested,&remaining)) < 0) { - if (errno != EINTR) - break; - - remaining = requested; /* structure assignment */ - } - - if (rv) { - ErrorF("xf86_pmax_usleep: nanosleep() failed: rv=%d, errno=%d\n", rv, errno); - } -} - -#ifndef usleep - -void -usleep(unsigned long n) -{ - xf86_pmax_usleep(n); -} - -#endif |