xfree86: Remove os-support/sysv
Nothing's using it, the SysV derivatives we support have their own custom versions. Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com> Signed-off-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Adam Jackson
parent
01159ffc47
commit
6ce1908ba4
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@ -2230,7 +2230,6 @@ hw/xfree86/os-support/misc/Makefile
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hw/xfree86/os-support/linux/Makefile
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hw/xfree86/os-support/sco/Makefile
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hw/xfree86/os-support/solaris/Makefile
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hw/xfree86/os-support/sysv/Makefile
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hw/xfree86/parser/Makefile
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hw/xfree86/ramdac/Makefile
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hw/xfree86/shadowfb/Makefile
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@ -1,5 +1,5 @@
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SUBDIRS = bus @XORG_OS_SUBDIR@ misc $(DRI_SUBDIRS)
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DIST_SUBDIRS = bsd bus misc linux solaris sysv sco hurd
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DIST_SUBDIRS = bsd bus misc linux solaris sco hurd
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sdk_HEADERS = xf86_OSproc.h xf86_OSlib.h
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@ -1 +0,0 @@
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EXTRA_DIST = sysv_init.c sysv_video.c
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@ -1,252 +0,0 @@
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/*
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* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany
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* Copyright 1993 by David Wexelblat <dwex@goblin.org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of Thomas Roell and David Wexelblat
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* not be used in advertising or publicity pertaining to distribution of
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* the software without specific, written prior permission. Thomas Roell and
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* David Wexelblat makes no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO
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* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR
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* ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xmd.h>
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#include "compiler.h"
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86_OSlib.h"
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static Bool KeepTty = FALSE;
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#ifdef SVR4
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static Bool Protect0 = FALSE;
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#endif
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static int VTnum = -1;
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void
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xf86OpenConsole()
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{
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int fd;
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struct vt_mode VT;
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char vtname1[10],vtname2[10];
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MessageType from = X_PROBED;
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if (serverGeneration == 1)
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{
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/* check if we're run with euid==0 */
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if (geteuid() != 0)
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{
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FatalError("xf86OpenConsole: Server must be suid root\n");
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}
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#ifdef SVR4
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/* Protect page 0 to help find NULL dereferencing */
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/* mprotect() doesn't seem to work */
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if (Protect0)
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{
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int fd = -1;
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if ((fd = open("/dev/zero", O_RDONLY, 0)) < 0)
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{
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xf86Msg(X_WARNING,
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"xf86OpenConsole: cannot open /dev/zero (%s)\n",
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strerror(errno));
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}
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else
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{
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if ((int)mmap(0, 0x1000, PROT_NONE,
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MAP_FIXED | MAP_SHARED, fd, 0) == -1)
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{
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xf86Msg(X_WARNING,
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"xf86OpenConsole: failed to protect page 0 (%s)\n",
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strerror(errno));
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}
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close(fd);
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}
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}
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#endif
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/*
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* setup the virtual terminal manager
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*/
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if (VTnum != -1)
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{
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xf86Info.vtno = VTnum;
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from = X_CMDLINE;
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}
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else
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{
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if ((fd = open("/dev/console",O_WRONLY,0)) < 0)
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{
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FatalError(
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"xf86OpenConsole: Cannot open /dev/console (%s)\n",
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strerror(errno));
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}
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if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) ||
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(xf86Info.vtno == -1))
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{
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FatalError("xf86OpenConsole: Cannot find a free VT\n");
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}
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close(fd);
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}
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xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
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sprintf(vtname1,"/dev/vc%02d",xf86Info.vtno); /* ESIX */
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sprintf(vtname2,"/dev/vt%02d",xf86Info.vtno); /* rest of the world */
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if (!KeepTty)
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{
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setpgrp();
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}
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if (((xf86Info.consoleFd = open(vtname1, O_RDWR|O_NDELAY, 0)) < 0) &&
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((xf86Info.consoleFd = open(vtname2, O_RDWR|O_NDELAY, 0)) < 0))
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{
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FatalError("xf86OpenConsole: Cannot open %s (%s) (%s)\n",
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vtname2, vtname1, strerror(errno));
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}
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/* change ownership of the vt */
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if (chown(vtname1, getuid(), getgid()) < 0)
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{
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chown(vtname2, getuid(), getgid());
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}
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/*
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* now get the VT
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*/
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if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
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{
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xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
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}
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if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
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{
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xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
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}
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if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0)
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{
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FatalError("xf86OpenConsole: VT_GETMODE failed\n");
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}
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signal(SIGUSR1, xf86VTRequest);
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VT.mode = VT_PROCESS;
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VT.relsig = SIGUSR1;
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VT.acqsig = SIGUSR1;
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if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0)
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{
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FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed\n");
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}
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if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)
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{
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FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed\n");
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}
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}
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else
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{
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/* serverGeneration != 1 */
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/*
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* now get the VT
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*/
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if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
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{
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xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
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}
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if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno) != 0)
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{
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xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
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}
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/*
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* If the server doesn't have the VT when the reset occurs,
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* this is to make sure we don't continue until the activate
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* signal is received.
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*/
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if (!xf86Screens[0]->vtSema)
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sleep(5);
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}
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return;
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}
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void
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xf86CloseConsole()
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{
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struct vt_mode VT;
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#if 0
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ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno);
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ioctl(xf86Info.consoleFd, VT_WAITACTIVE, 0);
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#endif
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ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT); /* Back to text mode ... */
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if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
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{
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VT.mode = VT_AUTO;
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ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* set dflt vt handling */
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}
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close(xf86Info.consoleFd); /* make the vt-manager happy */
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return;
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}
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int
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xf86ProcessArgument(int argc, char *argv[], int i)
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{
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/*
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* Keep server from detaching from controlling tty. This is useful
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* when debugging (so the server can receive keyboard signals.
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*/
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if (!strcmp(argv[i], "-keeptty"))
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{
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KeepTty = TRUE;
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return 1;
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}
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#ifdef SVR4
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/*
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* Undocumented flag to protect page 0 from read/write to help
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* catch NULL pointer dereferences. This is purely a debugging
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* flag.
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*/
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if (!strcmp(argv[i], "-protect0"))
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{
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Protect0 = TRUE;
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return 1;
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}
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#endif
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if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
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{
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if (sscanf(argv[i], "vt%2d", &VTnum) == 0)
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{
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UseMsg();
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VTnum = -1;
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return 0;
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}
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return 1;
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}
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return 0;
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}
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void
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xf86UseMsg()
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{
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ErrorF("vtXX use the specified VT number\n");
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ErrorF("-keeptty ");
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ErrorF("don't detach controlling tty (for debugging only)\n");
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return;
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}
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@ -1,315 +0,0 @@
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/*
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* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany
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* Copyright 1993 by David Wexelblat <dwex@goblin.org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
|
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* documentation, and that the names of Thomas Roell and David Wexelblat
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* not be used in advertising or publicity pertaining to distribution of
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* the software without specific, written prior permission. Thomas Roell and
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* David Wexelblat makes no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* THOMAS ROELL AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO
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* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID WEXELBLAT BE LIABLE FOR
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* ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/X.h>
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#define _NEED_SYSI86
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86_OSlib.h"
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#include "xf86OSpriv.h"
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#ifndef MAP_FAILED
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#define MAP_FAILED ((void *)-1)
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#endif
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#ifndef SI86IOPL
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#define SET_IOPL() sysi86(SI86V86,V86SC_IOPL,PS_IOPL)
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#define RESET_IOPL() sysi86(SI86V86,V86SC_IOPL,0)
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#else
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#define SET_IOPL() sysi86(SI86IOPL,3)
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#define RESET_IOPL() sysi86(SI86IOPL,0)
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#endif
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/***************************************************************************/
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/* Video Memory Mapping section */
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/***************************************************************************/
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/*
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* XXX Support for SVR3 will need to be reworked if needed. In particular
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* the Region parameter is no longer passed, and will need to be dealt
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* with internally if required.
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* OK, i'll rework that thing ... (clean it up a lot)
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* SVR3 Support only with SVR3_MMAPDRV (mr)
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*
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*/
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#ifdef HAS_SVR3_MMAPDRV
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#ifndef MMAP_DEBUG
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#define MMAP_DEBUG 3
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#endif
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struct kd_memloc MapDSC;
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int mmapFd = -2;
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static int
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mmapStat(pointer Base, unsigned long Size) {
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int nmmreg,i=0,region=-1;
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mmapinfo_t *ibuf;
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nmmreg = ioctl(mmapFd, GETNMMREG);
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if(nmmreg <= 0)
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"\nNo physical memory mapped currently.\n\n");
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else {
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if((ibuf = (mmapinfo_t *)malloc(nmmreg*sizeof(mmapinfo_t))) == NULL)
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xf86Msg(X_WARNING,
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"Couldn't allocate memory 4 mmapinfo_t\n");
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else {
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if(ioctl(mmapFd, GETMMREG, ibuf) != -1)
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{
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"# mmapStat: [Size=%x,Base=%x]\n", Size, Base);
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"# Physical Address Size Reference Count\n");
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for(i = 0; i < nmmreg; i++) {
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"%-4d 0x%08X %5dk %5d ",
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i, ibuf[i].physaddr, ibuf[i].length/1024, ibuf[i].refcnt);
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if (ibuf[i].physaddr == Base || ibuf[i].length == Size ) {
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xf86MsgVerb(X_INFO, MMAP_DEBUG,"MATCH !!!");
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if (region==-1) region=i;
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}
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xf86ErrorFVerb(MMAP_DEBUG, "\n");
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}
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xf86ErrorFVerb(MMAP_DEBUG, "\n");
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}
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free(ibuf);
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}
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}
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if (region == -1 && nmmreg > 0) region=region * i;
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return region;
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}
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#endif
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static Bool
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linearVidMem()
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{
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#ifdef SVR4
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return TRUE;
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#elif defined(HAS_SVR3_MMAPDRV)
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"# xf86LinearVidMem: MMAP 2.2.2 called\n");
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if(mmapFd >= 0) return TRUE;
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if ((mmapFd = open("/dev/mmap", O_RDWR)) != -1)
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{
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if(ioctl(mmapFd, GETVERSION) < 0x0222) {
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xf86Msg(X_WARNING,
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"xf86LinearVidMem: MMAP 2.2.2 or above required\n");
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xf86ErrorF("\tlinear memory access disabled\n");
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return FALSE;
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}
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return TRUE;
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}
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xf86Msg(X_WARNING, "xf86LinearVidMem: failed to open /dev/mmap (%s)\n",
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strerror(errno));
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xf86ErrorF("\tlinear memory access disabled\n");
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return FALSE;
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#endif
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}
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static pointer
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mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
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{
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pointer base;
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int fd;
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#if defined(SVR4)
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fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);
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if (fd < 0)
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{
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FatalError("xf86MapVidMem: failed to open %s (%s)\n",
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DEV_MEM, strerror(errno));
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}
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base = mmap((caddr_t)0, Size,
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(flags & VIDMEM_READONLY) ?
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PROT_READ : (PROT_READ | PROT_WRITE),
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MAP_SHARED, fd, (off_t)Base);
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close(fd);
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if (base == MAP_FAILED)
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{
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FatalError("%s: Could not mmap framebuffer [s=%x,a=%x] (%s)\n",
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"xf86MapVidMem", Size, Base, strerror(errno));
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}
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#else /* SVR4 */
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#ifdef HAS_SVR3_MMAPDRV
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xf86MsgVerb(X_INFO, MMAP_DEBUG, "# xf86MapVidMem: MMAP 2.2.2 called\n");
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));
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if (ioctl(mmapFd, GETVERSION) == -1)
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{
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xf86LinearVidMem();
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}
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"MMAP_VERSION: 0x%x\n",ioctl(mmapFd, GETVERSION));
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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"xf86MapVidMem: Screen: %d\n", ScreenNum);
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mmapStat(Base,Size);
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/* To force the MMAP driver to provide the address */
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base = (pointer)0;
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xf86MsgVerb(X_INFO, MMAP_DEBUG,
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||||
"xf86MapVidMem: [s=%x,a=%x]\n", Size, Base);
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MapDSC.vaddr = (char *)base;
|
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MapDSC.physaddr = (char *)Base;
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MapDSC.length = Size;
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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;
|
||||
}
|
||||
Loading…
Reference in New Issue