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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xfree86/os-support/sysv
downloadvcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/sysv')
-rw-r--r--xorg-server/hw/xfree86/os-support/sysv/Makefile.am1
-rw-r--r--xorg-server/hw/xfree86/os-support/sysv/Makefile.in532
-rw-r--r--xorg-server/hw/xfree86/os-support/sysv/sysv_init.c252
-rw-r--r--xorg-server/hw/xfree86/os-support/sysv/sysv_mouse.c60
-rw-r--r--xorg-server/hw/xfree86/os-support/sysv/sysv_video.c367
5 files changed, 1212 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/sysv/Makefile.am b/xorg-server/hw/xfree86/os-support/sysv/Makefile.am
new file mode 100644
index 000000000..f9d2f237a
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/sysv/Makefile.am
@@ -0,0 +1 @@
+EXTRA_DIST = sysv_init.c sysv_mouse.c sysv_video.c
diff --git a/xorg-server/hw/xfree86/os-support/sysv/Makefile.in b/xorg-server/hw/xfree86/os-support/sysv/Makefile.in
new file mode 100644
index 000000000..2a27a19e1
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/sysv/Makefile.in
@@ -0,0 +1,532 @@
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+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+mostlyclean-libtool:
+ -rm -f *.lo
+
+clean-libtool:
+ -rm -rf .libs _libs
+tags: TAGS
+TAGS:
+
+ctags: CTAGS
+CTAGS:
+
+
+distdir: $(DISTFILES)
+ @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ list='$(DISTFILES)'; \
+ dist_files=`for file in $$list; do echo $$file; done | \
+ sed -e "s|^$$srcdirstrip/||;t" \
+ -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+ case $$dist_files in \
+ */*) $(MKDIR_P) `echo "$$dist_files" | \
+ sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+ sort -u` ;; \
+ esac; \
+ for file in $$dist_files; do \
+ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+ if test -d $$d/$$file; then \
+ dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+ if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+ cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+ fi; \
+ cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+ else \
+ test -f $(distdir)/$$file \
+ || cp -p $$d/$$file $(distdir)/$$file \
+ || exit 1; \
+ fi; \
+ done
+check-am: all-am
+check: check-am
+all-am: Makefile
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ `test -z '$(STRIP)' || \
+ echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool mostlyclean-am
+
+distclean: distclean-am
+ -rm -f Makefile
+distclean-am: clean-am distclean-generic
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: all all-am check check-am clean clean-generic clean-libtool \
+ distclean distclean-generic distclean-libtool distdir dvi \
+ dvi-am html html-am info info-am install install-am \
+ install-data install-data-am install-dvi install-dvi-am \
+ install-exec install-exec-am install-html install-html-am \
+ install-info install-info-am install-man install-pdf \
+ install-pdf-am install-ps install-ps-am install-strip \
+ installcheck installcheck-am installdirs maintainer-clean \
+ maintainer-clean-generic mostlyclean mostlyclean-generic \
+ mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c b/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c
new file mode 100644
index 000000000..170bb8914
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/sysv/sysv_init.c
@@ -0,0 +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;
+}
diff --git a/xorg-server/hw/xfree86/os-support/sysv/sysv_mouse.c b/xorg-server/hw/xfree86/os-support/sysv/sysv_mouse.c
new file mode 100644
index 000000000..e62010515
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/sysv/sysv_mouse.c
@@ -0,0 +1,60 @@
+
+/*
+ * Copyright 1999 by The XFree86 Project, Inc.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "xf86.h"
+#include "xf86Xinput.h"
+#include "xf86OSmouse.h"
+
+static int
+SupportedInterfaces(void)
+{
+ /* XXX Need to check this. */
+ return MSE_SERIAL | MSE_AUTO;
+}
+
+#ifndef ISC
+static const char *internalNames[] = {
+ NULL
+};
+
+static const char **
+BuiltinNames(void)
+{
+ return internalNames;
+}
+
+static Bool
+CheckProtocol(const char *protocol)
+{
+ int i;
+
+ for (i = 0; internalNames[i]; i++)
+ if (xf86NameCmp(protocol, internalNames[i]) == 0)
+ return TRUE;
+ return FALSE;
+}
+#endif
+
+_X_EXPORT OSMouseInfoPtr
+xf86OSMouseInit(int flags)
+{
+ OSMouseInfoPtr p;
+
+ p = xcalloc(sizeof(OSMouseInfoRec), 1);
+ if (!p)
+ return NULL;
+ p->SupportedInterfaces = SupportedInterfaces;
+#ifndef ISC
+ p->BuiltinNames = BuiltinNames;
+ p->CheckProtocol = CheckProtocol;
+#endif
+ return p;
+}
+
diff --git a/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c b/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c
new file mode 100644
index 000000000..9972bcaa4
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/sysv/sysv_video.c
@@ -0,0 +1,367 @@
+/*
+ * 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;
+
+_X_EXPORT 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;
+}
+
+_X_EXPORT void
+xf86DisableIO()
+{
+ if (!ExtendedEnabled)
+ return;
+
+ RESET_IOPL();
+ ExtendedEnabled = FALSE;
+
+ return;
+}
+
+/***************************************************************************/
+/* Interrupt Handling section */
+/***************************************************************************/
+
+_X_EXPORT Bool
+xf86DisableInterrupts()
+{
+ if (!ExtendedEnabled)
+ {
+ if (SET_IOPL() < 0)
+ {
+ return(FALSE);
+ }
+ }
+
+#ifdef __GNUC__
+ __asm__ __volatile__("cli");
+#else
+ asm("cli");
+#endif /* __GNUC__ */
+
+ if (!ExtendedEnabled)
+ {
+ RESET_IOPL();
+ }
+ return(TRUE);
+}
+
+_X_EXPORT void
+xf86EnableInterrupts()
+{
+ if (!ExtendedEnabled)
+ {
+ if (SET_IOPL() < 0)
+ {
+ return;
+ }
+ }
+
+#ifdef __GNUC__
+ __asm__ __volatile__("sti");
+#else
+ asm("sti");
+#endif /* __GNUC__ */
+
+ if (!ExtendedEnabled)
+ {
+ RESET_IOPL();
+ }
+ return;
+}