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-rw-r--r--xorg-server/hw/xfree86/os-support/linux/Makefile.am58
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/Makefile.in795
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/int10/linux.c557
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/int10/vm86/linux_vm86.c302
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx.h53
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnxResource.c104
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_acpi.c181
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_agp.c374
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_apm.c206
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_axp.c199
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_bell.c45
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_ev56.c150
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_font.c291
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_init.c466
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_jstk.c180
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_kmod.c112
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_mouse.c221
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_pci.c193
-rw-r--r--xorg-server/hw/xfree86/os-support/linux/lnx_video.c1106
19 files changed, 5593 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/linux/Makefile.am b/xorg-server/hw/xfree86/os-support/linux/Makefile.am
new file mode 100644
index 000000000..beaae3d5b
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/Makefile.am
@@ -0,0 +1,58 @@
+noinst_LTLIBRARIES = liblinux.la
+
+if LINUX_IA64
+PLATFORM_PCI_SUPPORT = $(srcdir)/../shared/ia64Pci.c
+PLATFORM_DEFINES = -DOS_PROBE_PCI_CHIPSET=lnxProbePciChipset
+PLATFORM_INCLUDES = -I$(srcdir)/../shared
+endif
+if LINUX_ALPHA
+noinst_LTLIBRARIES += liblinuxev56.la
+PLATFORM_PCI_SUPPORT = \
+ $(srcdir)/lnx_axp.c \
+ $(srcdir)/../shared/xf86Axp.c
+
+liblinuxev56_la_CFLAGS = $(AM_CFLAGS) -mcpu=ev56
+
+liblinuxev56_la_SOURCES = lnx_ev56.c
+endif
+
+if LNXACPI
+ACPI_SRCS = lnx_acpi.c lnx_apm.c
+XORG_CFLAGS += -DHAVE_ACPI
+endif
+
+if LNXAPM
+APM_SRCS = lnx_apm.c
+XORG_CFLAGS += -DHAVE_APM
+endif
+
+liblinux_la_SOURCES = lnx_init.c lnx_video.c lnx_mouse.c \
+ lnx_pci.c lnx_agp.c lnx_kmod.c lnx_bell.c \
+ $(srcdir)/../shared/bios_mmap.c \
+ $(srcdir)/../shared/VTsw_usl.c \
+ $(srcdir)/../shared/posix_tty.c \
+ $(srcdir)/../shared/vidmem.c \
+ $(srcdir)/../shared/sigio.c \
+ $(srcdir)/../shared/stdResource.c \
+ $(ACPI_SRCS) \
+ $(APM_SRCS) \
+ $(PLATFORM_PCI_SUPPORT)
+
+AM_CFLAGS = -DUSESTDRES -DHAVE_SYSV_IPC $(DIX_CFLAGS) $(XORG_CFLAGS) $(PLATFORM_DEFINES)
+
+INCLUDES = $(XORG_INCS) $(PLATFORM_INCLUDES) -I/usr/include/drm # FIXME this last part is crack
+
+# FIXME: These need to be added to the build
+LNX_EXTRA_SRCS = \
+ lnx_font.c \
+ lnx_jstk.c \
+ lnxResource.c
+
+EXTRA_DIST = \
+ $(LNX_EXTRA_SRCS) \
+ lnx.h \
+ $(srcdir)/../shared/xf86Axp.h
+
+if LINUX_ALPHA
+liblinux_la_LIBADD = liblinuxev56.la
+endif
diff --git a/xorg-server/hw/xfree86/os-support/linux/Makefile.in b/xorg-server/hw/xfree86/os-support/linux/Makefile.in
new file mode 100644
index 000000000..a753ac9a0
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/Makefile.in
@@ -0,0 +1,795 @@
+# Makefile.in generated by automake 1.10.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+@LINUX_ALPHA_TRUE@am__append_1 = liblinuxev56.la
+@LNXACPI_TRUE@am__append_2 = -DHAVE_ACPI
+@LNXAPM_TRUE@am__append_3 = -DHAVE_APM
+subdir = hw/xfree86/os-support/linux
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
+ $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+ $(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/include/do-not-use-config.h \
+ $(top_builddir)/include/xorg-server.h \
+ $(top_builddir)/include/dix-config.h \
+ $(top_builddir)/include/xgl-config.h \
+ $(top_builddir)/include/xorg-config.h \
+ $(top_builddir)/include/xkb-config.h \
+ $(top_builddir)/include/xwin-config.h \
+ $(top_builddir)/include/kdrive-config.h
+CONFIG_CLEAN_FILES =
+LTLIBRARIES = $(noinst_LTLIBRARIES)
+@LINUX_ALPHA_TRUE@liblinux_la_DEPENDENCIES = liblinuxev56.la
+am__liblinux_la_SOURCES_DIST = lnx_init.c lnx_video.c lnx_mouse.c \
+ lnx_pci.c lnx_agp.c lnx_kmod.c lnx_bell.c \
+ $(srcdir)/../shared/bios_mmap.c $(srcdir)/../shared/VTsw_usl.c \
+ $(srcdir)/../shared/posix_tty.c $(srcdir)/../shared/vidmem.c \
+ $(srcdir)/../shared/sigio.c $(srcdir)/../shared/stdResource.c \
+ lnx_acpi.c lnx_apm.c $(srcdir)/lnx_axp.c \
+ $(srcdir)/../shared/xf86Axp.c $(srcdir)/../shared/ia64Pci.c
+@LNXACPI_TRUE@am__objects_1 = lnx_acpi.lo lnx_apm.lo
+@LNXAPM_TRUE@am__objects_2 = lnx_apm.lo
+@LINUX_ALPHA_FALSE@@LINUX_IA64_TRUE@am__objects_3 = ia64Pci.lo
+@LINUX_ALPHA_TRUE@am__objects_3 = lnx_axp.lo xf86Axp.lo
+am_liblinux_la_OBJECTS = lnx_init.lo lnx_video.lo lnx_mouse.lo \
+ lnx_pci.lo lnx_agp.lo lnx_kmod.lo lnx_bell.lo bios_mmap.lo \
+ VTsw_usl.lo posix_tty.lo vidmem.lo sigio.lo stdResource.lo \
+ $(am__objects_1) $(am__objects_2) $(am__objects_3)
+liblinux_la_OBJECTS = $(am_liblinux_la_OBJECTS)
+liblinuxev56_la_LIBADD =
+am__liblinuxev56_la_SOURCES_DIST = lnx_ev56.c
+@LINUX_ALPHA_TRUE@am_liblinuxev56_la_OBJECTS = \
+@LINUX_ALPHA_TRUE@ liblinuxev56_la-lnx_ev56.lo
+liblinuxev56_la_OBJECTS = $(am_liblinuxev56_la_OBJECTS)
+liblinuxev56_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(liblinuxev56_la_CFLAGS) \
+ $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
+@LINUX_ALPHA_TRUE@am_liblinuxev56_la_rpath =
+DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/include
+depcomp = $(SHELL) $(top_srcdir)/depcomp
+am__depfiles_maybe = depfiles
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+ --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+ $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+CCLD = $(CC)
+LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+ --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
+ $(LDFLAGS) -o $@
+SOURCES = $(liblinux_la_SOURCES) $(liblinuxev56_la_SOURCES)
+DIST_SOURCES = $(am__liblinux_la_SOURCES_DIST) \
+ $(am__liblinuxev56_la_SOURCES_DIST)
+ETAGS = etags
+CTAGS = ctags
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+ADMIN_MAN_DIR = @ADMIN_MAN_DIR@
+ADMIN_MAN_SUFFIX = @ADMIN_MAN_SUFFIX@
+ALLOCA = @ALLOCA@
+AMTAR = @AMTAR@
+APPDEFAULTDIR = @APPDEFAULTDIR@
+APPLE_APPLICATIONS_DIR = @APPLE_APPLICATIONS_DIR@
+APP_MAN_DIR = @APP_MAN_DIR@
+APP_MAN_SUFFIX = @APP_MAN_SUFFIX@
+AR = @AR@
+AS = @AS@
+AUTOCONF = @AUTOCONF@
+AUTOHEADER = @AUTOHEADER@
+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+BASE_FONT_PATH = @BASE_FONT_PATH@
+BUILD_DATE = @BUILD_DATE@
+BUILD_TIME = @BUILD_TIME@
+CC = @CC@
+CCAS = @CCAS@
+CCASDEPMODE = @CCASDEPMODE@
+CCASFLAGS = @CCASFLAGS@
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+COMPILEDDEFAULTFONTPATH = @COMPILEDDEFAULTFONTPATH@
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+CXX = @CXX@
+CXXCPP = @CXXCPP@
+CXXDEPMODE = @CXXDEPMODE@
+CXXFLAGS = @CXXFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DARWIN_LIBS = @DARWIN_LIBS@
+DBUS_CFLAGS = @DBUS_CFLAGS@
+DBUS_LIBS = @DBUS_LIBS@
+DEFAULT_LIBRARY_PATH = @DEFAULT_LIBRARY_PATH@
+DEFAULT_LOGPREFIX = @DEFAULT_LOGPREFIX@
+DEFAULT_MODULE_PATH = @DEFAULT_MODULE_PATH@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
+DGA_CFLAGS = @DGA_CFLAGS@
+DGA_LIBS = @DGA_LIBS@
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+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
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+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+ done | \
+ $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+ END { if (nonempty) { for (i in files) print i; }; }'`; \
+ if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
+ test -n "$$unique" || unique=$$empty_fix; \
+ $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+ $$tags $$unique; \
+ fi
+ctags: CTAGS
+CTAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
+ $(TAGS_FILES) $(LISP)
+ tags=; \
+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+ unique=`for i in $$list; do \
+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+ done | \
+ $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+ END { if (nonempty) { for (i in files) print i; }; }'`; \
+ test -z "$(CTAGS_ARGS)$$tags$$unique" \
+ || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+ $$tags $$unique
+
+GTAGS:
+ here=`$(am__cd) $(top_builddir) && pwd` \
+ && cd $(top_srcdir) \
+ && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+ -rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+ @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/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 $(LTLIBRARIES)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(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 $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+ mostlyclean-am
+
+distclean: distclean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+ distclean-tags
+
+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 -rf ./$(DEPDIR)
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+ clean-libtool clean-noinstLTLIBRARIES ctags distclean \
+ distclean-compile distclean-generic distclean-libtool \
+ distclean-tags 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-compile mostlyclean-generic mostlyclean-libtool \
+ pdf pdf-am ps ps-am tags 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/linux/int10/linux.c b/xorg-server/hw/xfree86/os-support/linux/int10/linux.c
new file mode 100644
index 000000000..9e2c6199c
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/int10/linux.c
@@ -0,0 +1,557 @@
+/*
+ * linux specific part of the int10 module
+ * Copyright 1999, 2000, 2001, 2002, 2003, 2004 Egbert Eich
+ */
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include "xf86Pci.h"
+#include "compiler.h"
+#define _INT10_PRIVATE
+#include "xf86int10.h"
+#ifdef __sparc__
+#define DEV_MEM "/dev/fb"
+#else
+#define DEV_MEM "/dev/mem"
+#endif
+#define ALLOC_ENTRIES(x) ((V_RAM / x) - 1)
+#define SHMERRORPTR (pointer)(-1)
+
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/mman.h>
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <unistd.h>
+#include <string.h>
+
+static int counter = 0;
+static unsigned long int10Generation = 0;
+
+static CARD8 read_b(xf86Int10InfoPtr pInt, int addr);
+static CARD16 read_w(xf86Int10InfoPtr pInt, int addr);
+static CARD32 read_l(xf86Int10InfoPtr pInt, int addr);
+static void write_b(xf86Int10InfoPtr pInt, int addr, CARD8 val);
+static void write_w(xf86Int10InfoPtr pInt, int addr, CARD16 val);
+static void write_l(xf86Int10InfoPtr pInt, int addr, CARD32 val);
+
+int10MemRec linuxMem = {
+ read_b,
+ read_w,
+ read_l,
+ write_b,
+ write_w,
+ write_l
+};
+
+typedef struct {
+ int lowMem;
+ int highMem;
+ char* base;
+ char* base_high;
+ int screen;
+ char* alloc;
+} linuxInt10Priv;
+
+#if defined DoSubModules
+
+typedef enum {
+ INT10_NOT_LOADED,
+ INT10_LOADED_VM86,
+ INT10_LOADED_X86EMU,
+ INT10_LOAD_FAILED
+} Int10LinuxSubModuleState;
+
+static Int10LinuxSubModuleState loadedSubModule = INT10_NOT_LOADED;
+
+static Int10LinuxSubModuleState int10LinuxLoadSubModule(ScrnInfoPtr pScrn);
+
+#endif /* DoSubModules */
+
+xf86Int10InfoPtr
+xf86ExtendedInitInt10(int entityIndex, int Flags)
+{
+ xf86Int10InfoPtr pInt = NULL;
+ int screen;
+ int fd;
+ static void* vidMem = NULL;
+ static void* sysMem = NULL;
+ void* vMem = NULL;
+ void *options = NULL;
+ int low_mem;
+ int high_mem = -1;
+ char *base = SHMERRORPTR;
+ char *base_high = SHMERRORPTR;
+ int pagesize;
+ memType cs;
+ legacyVGARec vga;
+ Bool videoBiosMapped = FALSE;
+
+ if (int10Generation != serverGeneration) {
+ counter = 0;
+ int10Generation = serverGeneration;
+ }
+
+ screen = (xf86FindScreenForEntity(entityIndex))->scrnIndex;
+
+ options = xf86HandleInt10Options(xf86Screens[screen],entityIndex);
+
+ if (int10skip(options)) {
+ xfree(options);
+ return NULL;
+ }
+
+#if defined DoSubModules
+ if (loadedSubModule == INT10_NOT_LOADED)
+ loadedSubModule = int10LinuxLoadSubModule(xf86Screens[screen]);
+
+ if (loadedSubModule == INT10_LOAD_FAILED)
+ return NULL;
+#endif
+
+ if ((!vidMem) || (!sysMem)) {
+ if ((fd = open(DEV_MEM, O_RDWR, 0)) >= 0) {
+ if (!sysMem) {
+#ifdef DEBUG
+ ErrorF("Mapping sys bios area\n");
+#endif
+ if ((sysMem = mmap((void *)(SYS_BIOS), BIOS_SIZE,
+ PROT_READ | PROT_EXEC,
+ MAP_SHARED | MAP_FIXED, fd, SYS_BIOS))
+ == MAP_FAILED) {
+ xf86DrvMsg(screen, X_ERROR, "Cannot map SYS BIOS\n");
+ close(fd);
+ goto error0;
+ }
+ }
+ if (!vidMem) {
+#ifdef DEBUG
+ ErrorF("Mapping VRAM area\n");
+#endif
+ if ((vidMem = mmap((void *)(V_RAM), VRAM_SIZE,
+ PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_SHARED | MAP_FIXED, fd, V_RAM))
+ == MAP_FAILED) {
+ xf86DrvMsg(screen, X_ERROR, "Cannot map V_RAM\n");
+ close(fd);
+ goto error0;
+ }
+ }
+ close(fd);
+ } else {
+ xf86DrvMsg(screen, X_ERROR, "Cannot open %s\n", DEV_MEM);
+ goto error0;
+ }
+ }
+
+ pInt = (xf86Int10InfoPtr)xnfcalloc(1, sizeof(xf86Int10InfoRec));
+ pInt->scrnIndex = screen;
+ pInt->entityIndex = entityIndex;
+ pInt->dev = xf86GetPciInfoForEntity(entityIndex);
+
+ if (!xf86Int10ExecSetup(pInt))
+ goto error0;
+ pInt->mem = &linuxMem;
+ pagesize = getpagesize();
+ pInt->private = (pointer)xnfcalloc(1, sizeof(linuxInt10Priv));
+ ((linuxInt10Priv*)pInt->private)->screen = screen;
+ ((linuxInt10Priv*)pInt->private)->alloc =
+ (pointer)xnfcalloc(1, ALLOC_ENTRIES(pagesize));
+
+ if (!xf86IsEntityPrimary(entityIndex)) {
+#ifdef DEBUG
+ ErrorF("Mapping high memory area\n");
+#endif
+ if ((high_mem = shmget(counter++, HIGH_MEM_SIZE,
+ IPC_CREAT | SHM_R | SHM_W)) == -1) {
+ if (errno == ENOSYS)
+ xf86DrvMsg(screen, X_ERROR, "shmget error\n Please reconfigure"
+ " your kernel to include System V IPC support\n");
+ else
+ xf86DrvMsg(screen, X_ERROR,
+ "shmget(highmem) error: %s\n",strerror(errno));
+ goto error1;
+ }
+ } else {
+#ifdef DEBUG
+ ErrorF("Mapping Video BIOS\n");
+#endif
+ videoBiosMapped = TRUE;
+ if ((fd = open(DEV_MEM, O_RDWR, 0)) >= 0) {
+ if ((vMem = mmap((void *)(V_BIOS), SYS_BIOS - V_BIOS,
+ PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_SHARED | MAP_FIXED, fd, V_BIOS))
+ == MAP_FAILED) {
+ xf86DrvMsg(screen, X_ERROR, "Cannot map V_BIOS\n");
+ close(fd);
+ goto error1;
+ }
+ close (fd);
+ } else
+ goto error1;
+ }
+ ((linuxInt10Priv*)pInt->private)->highMem = high_mem;
+
+#ifdef DEBUG
+ ErrorF("Mapping 640kB area\n");
+#endif
+ if ((low_mem = shmget(counter++, V_RAM,
+ IPC_CREAT | SHM_R | SHM_W)) == -1) {
+ xf86DrvMsg(screen, X_ERROR,
+ "shmget(lowmem) error: %s\n",strerror(errno));
+ goto error2;
+ }
+
+ ((linuxInt10Priv*)pInt->private)->lowMem = low_mem;
+ base = shmat(low_mem, 0, 0);
+ if (base == SHMERRORPTR) {
+ xf86DrvMsg(screen, X_ERROR,
+ "shmat(low_mem) error: %s\n",strerror(errno));
+ goto error3;
+ }
+ ((linuxInt10Priv *)pInt->private)->base = base;
+ if (high_mem > -1) {
+ base_high = shmat(high_mem, 0, 0);
+ if (base_high == SHMERRORPTR) {
+ xf86DrvMsg(screen, X_ERROR,
+ "shmat(high_mem) error: %s\n",strerror(errno));
+ goto error3;
+ }
+ ((linuxInt10Priv*)pInt->private)->base_high = base_high;
+ } else
+ ((linuxInt10Priv*)pInt->private)->base_high = NULL;
+
+ if (!MapCurrentInt10(pInt))
+ goto error3;
+
+ Int10Current = pInt;
+
+#ifdef DEBUG
+ ErrorF("Mapping int area\n");
+#endif
+ if (xf86ReadBIOS(0, 0, (unsigned char *)0, LOW_PAGE_SIZE) < 0) {
+ xf86DrvMsg(screen, X_ERROR, "Cannot read int vect\n");
+ goto error3;
+ }
+#ifdef DEBUG
+ ErrorF("done\n");
+#endif
+ /*
+ * Read in everything between V_BIOS and SYS_BIOS as some system BIOSes
+ * have executable code there. Note that xf86ReadBIOS() can only bring in
+ * 64K bytes at a time.
+ */
+ if (!videoBiosMapped) {
+ (void)memset((pointer)V_BIOS, 0, SYS_BIOS - V_BIOS);
+#ifdef DEBUG
+ ErrorF("Reading BIOS\n");
+#endif
+ for (cs = V_BIOS; cs < SYS_BIOS; cs += V_BIOS_SIZE)
+ if (xf86ReadBIOS(cs, 0, (pointer)cs, V_BIOS_SIZE) < V_BIOS_SIZE)
+ xf86DrvMsg(screen, X_WARNING,
+ "Unable to retrieve all of segment 0x%06lX.\n", cs);
+#ifdef DEBUG
+ ErrorF("done\n");
+#endif
+ }
+
+ if (xf86IsEntityPrimary(entityIndex) && !(initPrimary(options))) {
+ if (!xf86int10GetBiosSegment(pInt, NULL))
+ goto error3;
+
+ set_return_trap(pInt);
+#ifdef _PC
+ pInt->Flags = Flags & (SET_BIOS_SCRATCH | RESTORE_BIOS_SCRATCH);
+ if (! (pInt->Flags & SET_BIOS_SCRATCH))
+ pInt->Flags &= ~RESTORE_BIOS_SCRATCH;
+ xf86Int10SaveRestoreBIOSVars(pInt, TRUE);
+#endif
+ } else {
+ const BusType location_type = xf86int10GetBiosLocationType(pInt);
+
+ switch (location_type) {
+ case BUS_PCI: {
+ int err;
+ struct pci_device *rom_device =
+ xf86GetPciInfoForEntity(pInt->entityIndex);
+
+#if HAVE_PCI_DEVICE_ENABLE
+ pci_device_enable(rom_device);
+#endif
+
+ err = pci_device_read_rom(rom_device, (unsigned char *)(V_BIOS));
+ if (err) {
+ xf86DrvMsg(screen,X_ERROR,"Cannot read V_BIOS (%s)\n",
+ strerror(err));
+ goto error3;
+ }
+
+ pInt->BIOSseg = V_BIOS >> 4;
+ break;
+ }
+ case BUS_ISA:
+ if (!xf86int10GetBiosSegment(pInt, NULL))
+ goto error3;
+ break;
+ default:
+ goto error3;
+ }
+
+ pInt->num = 0xe6;
+ reset_int_vect(pInt);
+ set_return_trap(pInt);
+ LockLegacyVGA(pInt, &vga);
+ xf86ExecX86int10(pInt);
+ UnlockLegacyVGA(pInt, &vga);
+ }
+#ifdef DEBUG
+ dprint(0xc0000, 0x20);
+#endif
+
+ xfree(options);
+ return pInt;
+
+error3:
+ if (base_high)
+ shmdt(base_high);
+ shmdt(base);
+ shmdt(0);
+ if (base_high)
+ shmdt((char*)HIGH_MEM);
+ shmctl(low_mem, IPC_RMID, NULL);
+ Int10Current = NULL;
+error2:
+ if (high_mem > -1)
+ shmctl(high_mem, IPC_RMID,NULL);
+error1:
+ if (vMem)
+ munmap(vMem, SYS_BIOS - V_BIOS);
+ xfree(((linuxInt10Priv*)pInt->private)->alloc);
+ xfree(pInt->private);
+error0:
+ xfree(options);
+ xfree(pInt);
+ return NULL;
+}
+
+Bool
+MapCurrentInt10(xf86Int10InfoPtr pInt)
+{
+ pointer addr;
+ int fd = -1;
+
+ if (Int10Current) {
+ shmdt(0);
+ if (((linuxInt10Priv*)Int10Current->private)->highMem >= 0)
+ shmdt((char*)HIGH_MEM);
+ else
+ munmap((pointer)V_BIOS, (SYS_BIOS - V_BIOS));
+ }
+ addr = shmat(((linuxInt10Priv*)pInt->private)->lowMem, (char*)1, SHM_RND);
+ if (addr == SHMERRORPTR) {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "Cannot shmat() low memory\n");
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "shmat(low_mem) error: %s\n",strerror(errno));
+ return FALSE;
+ }
+
+ if (((linuxInt10Priv*)pInt->private)->highMem >= 0) {
+ addr = shmat(((linuxInt10Priv*)pInt->private)->highMem,
+ (char*)HIGH_MEM, 0);
+ if (addr == SHMERRORPTR) {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "Cannot shmat() high memory\n");
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "shmget error: %s\n",strerror(errno));
+ return FALSE;
+ }
+ } else {
+ if ((fd = open(DEV_MEM, O_RDWR, 0)) >= 0) {
+ if (mmap((void *)(V_BIOS), SYS_BIOS - V_BIOS,
+ PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_SHARED | MAP_FIXED, fd, V_BIOS)
+ == MAP_FAILED) {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "Cannot map V_BIOS\n");
+ close (fd);
+ return FALSE;
+ }
+ } else {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "Cannot open %s\n",DEV_MEM);
+ return FALSE;
+ }
+ close (fd);
+ }
+
+ return TRUE;
+}
+
+void
+xf86FreeInt10(xf86Int10InfoPtr pInt)
+{
+ if (!pInt)
+ return;
+
+#ifdef _PC
+ xf86Int10SaveRestoreBIOSVars(pInt, FALSE);
+#endif
+ if (Int10Current == pInt) {
+ shmdt(0);
+ if (((linuxInt10Priv*)pInt->private)->highMem >= 0)
+ shmdt((char*)HIGH_MEM);
+ else
+ munmap((pointer)V_BIOS, (SYS_BIOS - V_BIOS));
+ Int10Current = NULL;
+ }
+
+ if (((linuxInt10Priv*)pInt->private)->base_high)
+ shmdt(((linuxInt10Priv*)pInt->private)->base_high);
+ shmdt(((linuxInt10Priv*)pInt->private)->base);
+ shmctl(((linuxInt10Priv*)pInt->private)->lowMem, IPC_RMID, NULL);
+ if (((linuxInt10Priv*)pInt->private)->highMem >= 0)
+ shmctl(((linuxInt10Priv*)pInt->private)->highMem, IPC_RMID, NULL);
+ xfree(((linuxInt10Priv*)pInt->private)->alloc);
+ xfree(pInt->private);
+ xfree(pInt);
+}
+
+void *
+xf86Int10AllocPages(xf86Int10InfoPtr pInt, int num, int *off)
+{
+ int pagesize = getpagesize();
+ int num_pages = ALLOC_ENTRIES(pagesize);
+ int i, j;
+
+ for (i = 0; i < (num_pages - num); i++) {
+ if (((linuxInt10Priv*)pInt->private)->alloc[i] == 0) {
+ for (j = i; j < (num + i); j++)
+ if ((((linuxInt10Priv*)pInt->private)->alloc[j] != 0))
+ break;
+ if (j == (num + i))
+ break;
+ else
+ i = i + num;
+ }
+ }
+ if (i == (num_pages - num))
+ return NULL;
+
+ for (j = i; j < (i + num); j++)
+ ((linuxInt10Priv*)pInt->private)->alloc[j] = 1;
+
+ *off = (i + 1) * pagesize;
+
+ return ((linuxInt10Priv*)pInt->private)->base + ((i + 1) * pagesize);
+}
+
+void
+xf86Int10FreePages(xf86Int10InfoPtr pInt, void *pbase, int num)
+{
+ int pagesize = getpagesize();
+ int first = (((unsigned long)pbase
+ - (unsigned long)((linuxInt10Priv*)pInt->private)->base)
+ / pagesize) - 1;
+ int i;
+
+ for (i = first; i < (first + num); i++)
+ ((linuxInt10Priv*)pInt->private)->alloc[i] = 0;
+}
+
+static CARD8
+read_b(xf86Int10InfoPtr pInt, int addr)
+{
+ return *((CARD8 *)(memType)addr);
+}
+
+static CARD16
+read_w(xf86Int10InfoPtr pInt, int addr)
+{
+ return *((CARD16 *)(memType)addr);
+}
+
+static CARD32
+read_l(xf86Int10InfoPtr pInt, int addr)
+{
+ return *((CARD32 *)(memType)addr);
+}
+
+static void
+write_b(xf86Int10InfoPtr pInt, int addr, CARD8 val)
+{
+ *((CARD8 *)(memType)addr) = val;
+}
+
+static void
+write_w(xf86Int10InfoPtr pInt, int addr, CARD16 val)
+{
+ *((CARD16 *)(memType)addr) = val;
+}
+
+static
+void write_l(xf86Int10InfoPtr pInt, int addr, CARD32 val)
+{
+ *((CARD32 *)(memType) addr) = val;
+}
+
+pointer
+xf86int10Addr(xf86Int10InfoPtr pInt, CARD32 addr)
+{
+ if (addr < V_RAM)
+ return ((linuxInt10Priv*)pInt->private)->base + addr;
+ else if (addr < V_BIOS)
+ return (pointer)(memType)addr;
+ else if (addr < SYS_BIOS) {
+ if (((linuxInt10Priv*)pInt->private)->base_high)
+ return (pointer)(((linuxInt10Priv*)pInt->private)->base_high
+ - V_BIOS + addr);
+ else
+ return (pointer) (memType)addr;
+ } else
+ return (pointer) (memType)addr;
+}
+
+#if defined DoSubModules
+
+static Bool
+vm86_tst(void)
+{
+ int __res;
+
+#ifdef __PIC__
+ /* When compiling with -fPIC, we can't use asm constraint "b" because
+ %ebx is already taken by gcc. */
+ __asm__ __volatile__("pushl %%ebx\n\t"
+ "movl %2,%%ebx\n\t"
+ "movl %1,%%eax\n\t"
+ "int $0x80\n\t"
+ "popl %%ebx"
+ :"=a" (__res)
+ :"n" ((int)113), "r" (NULL));
+#else
+ __asm__ __volatile__("int $0x80\n\t"
+ :"=a" (__res):"a" ((int)113),
+ "b" ((struct vm86_struct *)NULL));
+#endif
+
+ if (__res < 0 && __res == -ENOSYS)
+ return FALSE;
+
+ return TRUE;
+}
+
+static Int10LinuxSubModuleState
+int10LinuxLoadSubModule(ScrnInfoPtr pScrn)
+{
+ if (vm86_tst()) {
+ if (xf86LoadSubModule(pScrn,"vm86"))
+ return INT10_LOADED_VM86;
+ }
+ if (xf86LoadSubModule(pScrn,"x86emu"))
+ return INT10_LOADED_X86EMU;
+
+ return INT10_LOAD_FAILED;
+}
+
+#endif /* DoSubModules */
diff --git a/xorg-server/hw/xfree86/os-support/linux/int10/vm86/linux_vm86.c b/xorg-server/hw/xfree86/os-support/linux/int10/vm86/linux_vm86.c
new file mode 100644
index 000000000..9412b07a4
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/int10/vm86/linux_vm86.c
@@ -0,0 +1,302 @@
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <errno.h>
+#include <string.h>
+
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include "xf86Pci.h"
+#include "compiler.h"
+#define _INT10_PRIVATE
+#include "xf86int10.h"
+
+#define REG pInt
+
+#ifdef _VM86_LINUX
+#include "int10Defines.h"
+
+static int vm86_rep(struct vm86_struct *ptr);
+static struct vm86_struct vm86_s;
+
+Bool
+xf86Int10ExecSetup(xf86Int10InfoPtr pInt)
+{
+#define VM86S ((struct vm86_struct *)pInt->cpuRegs)
+
+ pInt->cpuRegs = &vm86_s;
+ VM86S->flags = 0;
+ VM86S->screen_bitmap = 0;
+ VM86S->cpu_type = CPU_586;
+ memset(&VM86S->int_revectored, 0xff, sizeof(VM86S->int_revectored));
+ memset(&VM86S->int21_revectored, 0xff, sizeof(VM86S->int21_revectored));
+ return TRUE;
+}
+
+/* get the linear address */
+#define LIN_PREF_SI ((pref_seg << 4) + X86_SI)
+#define LWECX ((prefix66 ^ prefix67) ? X86_ECX : X86_CX)
+#define LWECX_ZERO {if (prefix66 ^ prefix67) X86_ECX = 0; else X86_CX = 0;}
+#define DF (1 << 10)
+
+/* vm86 fault handling */
+static Bool
+vm86_GP_fault(xf86Int10InfoPtr pInt)
+{
+ unsigned char *csp, *lina;
+ CARD32 org_eip;
+ int pref_seg;
+ int done, is_rep, prefix66, prefix67;
+
+ csp = lina = SEG_ADR((unsigned char *), X86_CS, IP);
+
+ is_rep = 0;
+ prefix66 = prefix67 = 0;
+ pref_seg = -1;
+
+ /* eat up prefixes */
+ done = 0;
+ do {
+ switch (MEM_RB(pInt, (int)csp++)) {
+ case 0x66: /* operand prefix */ prefix66=1; break;
+ case 0x67: /* address prefix */ prefix67=1; break;
+ case 0x2e: /* CS */ pref_seg=X86_CS; break;
+ case 0x3e: /* DS */ pref_seg=X86_DS; break;
+ case 0x26: /* ES */ pref_seg=X86_ES; break;
+ case 0x36: /* SS */ pref_seg=X86_SS; break;
+ case 0x65: /* GS */ pref_seg=X86_GS; break;
+ case 0x64: /* FS */ pref_seg=X86_FS; break;
+ case 0xf0: /* lock */ break;
+ case 0xf2: /* repnz */
+ case 0xf3: /* rep */ is_rep=1; break;
+ default: done=1;
+ }
+ } while (!done);
+ csp--; /* oops one too many */
+ org_eip = X86_EIP;
+ X86_IP += (csp - lina);
+
+ switch (MEM_RB(pInt, (int)csp)) {
+ case 0x6c: /* insb */
+ /* NOTE: ES can't be overwritten; prefixes 66,67 should use esi,edi,ecx
+ * but is anyone using extended regs in real mode? */
+ /* WARNING: no test for DI wrapping! */
+ X86_EDI += port_rep_inb(pInt, X86_DX, SEG_EADR((CARD32), X86_ES, DI),
+ X86_FLAGS & DF, is_rep ? LWECX : 1);
+ if (is_rep) LWECX_ZERO;
+ X86_IP++;
+ break;
+
+ case 0x6d: /* (rep) insw / insd */
+ /* NOTE: ES can't be overwritten */
+ /* WARNING: no test for _DI wrapping! */
+ if (prefix66) {
+ X86_DI += port_rep_inl(pInt, X86_DX, SEG_ADR((CARD32), X86_ES, DI),
+ X86_EFLAGS & DF, is_rep ? LWECX : 1);
+ }
+ else {
+ X86_DI += port_rep_inw(pInt, X86_DX, SEG_ADR((CARD32), X86_ES, DI),
+ X86_FLAGS & DF, is_rep ? LWECX : 1);
+ }
+ if (is_rep) LWECX_ZERO;
+ X86_IP++;
+ break;
+
+ case 0x6e: /* (rep) outsb */
+ if (pref_seg < 0) pref_seg = X86_DS;
+ /* WARNING: no test for _SI wrapping! */
+ X86_SI += port_rep_outb(pInt, X86_DX, (CARD32)LIN_PREF_SI,
+ X86_FLAGS & DF, is_rep ? LWECX : 1);
+ if (is_rep) LWECX_ZERO;
+ X86_IP++;
+ break;
+
+ case 0x6f: /* (rep) outsw / outsd */
+ if (pref_seg < 0) pref_seg = X86_DS;
+ /* WARNING: no test for _SI wrapping! */
+ if (prefix66) {
+ X86_SI += port_rep_outl(pInt, X86_DX, (CARD32)LIN_PREF_SI,
+ X86_EFLAGS & DF, is_rep ? LWECX : 1);
+ }
+ else {
+ X86_SI += port_rep_outw(pInt, X86_DX, (CARD32)LIN_PREF_SI,
+ X86_FLAGS & DF, is_rep ? LWECX : 1);
+ }
+ if (is_rep) LWECX_ZERO;
+ X86_IP++;
+ break;
+
+ case 0xe5: /* inw xx, inl xx */
+ if (prefix66) X86_EAX = x_inl(csp[1]);
+ else X86_AX = x_inw(csp[1]);
+ X86_IP += 2;
+ break;
+
+ case 0xe4: /* inb xx */
+ X86_AL = x_inb(csp[1]);
+ X86_IP += 2;
+ break;
+
+ case 0xed: /* inw dx, inl dx */
+ if (prefix66) X86_EAX = x_inl(X86_DX);
+ else X86_AX = x_inw(X86_DX);
+ X86_IP += 1;
+ break;
+
+ case 0xec: /* inb dx */
+ X86_AL = x_inb(X86_DX);
+ X86_IP += 1;
+ break;
+
+ case 0xe7: /* outw xx */
+ if (prefix66) x_outl(csp[1], X86_EAX);
+ else x_outw(csp[1], X86_AX);
+ X86_IP += 2;
+ break;
+
+ case 0xe6: /* outb xx */
+ x_outb(csp[1], X86_AL);
+ X86_IP += 2;
+ break;
+
+ case 0xef: /* outw dx */
+ if (prefix66) x_outl(X86_DX, X86_EAX);
+ else x_outw(X86_DX, X86_AX);
+ X86_IP += 1;
+ break;
+
+ case 0xee: /* outb dx */
+ x_outb(X86_DX, X86_AL);
+ X86_IP += 1;
+ break;
+
+ case 0xf4:
+#ifdef DEBUG
+ ErrorF("hlt at %p\n", lina);
+#endif
+ return FALSE;
+
+ case 0x0f:
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "CPU 0x0f Trap at CS:EIP=0x%4.4x:0x%8.8lx\n", X86_CS, X86_EIP);
+ goto op0ferr;
+
+ default:
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "unknown reason for exception\n");
+
+ op0ferr:
+ dump_registers(pInt);
+ stack_trace(pInt);
+ dump_code(pInt);
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "cannot continue\n");
+ return FALSE;
+ } /* end of switch() */
+ return TRUE;
+}
+
+static int
+do_vm86(xf86Int10InfoPtr pInt)
+{
+ int retval, signo;
+
+ xf86InterceptSignals(&signo);
+ retval = vm86_rep(VM86S);
+ xf86InterceptSignals(NULL);
+
+ if (signo >= 0) {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "vm86() syscall generated signal %d.\n", signo);
+ dump_registers(pInt);
+ dump_code(pInt);
+ stack_trace(pInt);
+ return 0;
+ }
+
+ switch (VM86_TYPE(retval)) {
+ case VM86_UNKNOWN:
+ if (!vm86_GP_fault(pInt)) return 0;
+ break;
+ case VM86_STI:
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "vm86_sti :-((\n");
+ dump_registers(pInt);
+ dump_code(pInt);
+ stack_trace(pInt);
+ return 0;
+ case VM86_INTx:
+ pInt->num = VM86_ARG(retval);
+ if (!int_handler(pInt)) {
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR,
+ "Unknown vm86_int: 0x%X\n\n", VM86_ARG(retval));
+ dump_registers(pInt);
+ dump_code(pInt);
+ stack_trace(pInt);
+ return 0;
+ }
+ /* I'm not sure yet what to do if we can handle ints */
+ break;
+ case VM86_SIGNAL:
+ return 1;
+ /*
+ * we used to warn here and bail out - but now the sigio stuff
+ * always fires signals at us. So we just ignore them for now.
+ */
+ xf86DrvMsg(pInt->scrnIndex, X_WARNING, "received signal\n");
+ return 0;
+ default:
+ xf86DrvMsg(pInt->scrnIndex, X_ERROR, "unknown type(0x%x)=0x%x\n",
+ VM86_ARG(retval), VM86_TYPE(retval));
+ dump_registers(pInt);
+ dump_code(pInt);
+ stack_trace(pInt);
+ return 0;
+ }
+
+ return 1;
+}
+
+void
+xf86ExecX86int10(xf86Int10InfoPtr pInt)
+{
+ int sig = setup_int(pInt);
+
+ if (int_handler(pInt))
+ while(do_vm86(pInt)) {};
+
+ finish_int(pInt, sig);
+}
+
+static int
+vm86_rep(struct vm86_struct *ptr)
+{
+ int __res;
+
+#ifdef __PIC__
+ /* When compiling with -fPIC, we can't use asm constraint "b" because
+ %ebx is already taken by gcc. */
+ __asm__ __volatile__("pushl %%ebx\n\t"
+ "push %%gs\n\t"
+ "movl %2,%%ebx\n\t"
+ "movl %1,%%eax\n\t"
+ "int $0x80\n\t"
+ "pop %%gs\n\t"
+ "popl %%ebx"
+ :"=a" (__res)
+ :"n" ((int)113), "r" ((struct vm86_struct *)ptr));
+#else
+ __asm__ __volatile__("push %%gs\n\t"
+ "int $0x80\n\t"
+ "pop %%gs"
+ :"=a" (__res):"a" ((int)113),
+ "b" ((struct vm86_struct *)ptr));
+#endif
+
+ if (__res < 0) {
+ errno = -__res;
+ __res = -1;
+ }
+ else errno = 0;
+ return __res;
+}
+
+#endif
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx.h b/xorg-server/hw/xfree86/os-support/linux/lnx.h
new file mode 100644
index 000000000..085c94265
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx.h
@@ -0,0 +1,53 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#ifndef LNX_H_
+# ifdef __alpha__
+extern unsigned long _bus_base __P ((void)) __attribute__ ((const));
+extern unsigned long _bus_base_sparse __P ((void)) __attribute__ ((const));
+extern int iopl __P ((int __level));
+
+/* new pciconfig_iobase syscall added in 2.2.15 and 2.3.99 */
+# include <linux/unistd.h>
+extern long (*_iobase)(unsigned, int, int, int);
+
+/*
+ * _iobase deals with the case the __NR_pciconfig_iobase is either undefined
+ * or unsupported by the kernel, but we need to make sure that the `which'
+ * argument symbols are defined.
+ */
+# ifndef IOBASE_HOSE
+# define IOBASE_HOSE 0
+# endif
+# ifndef IOBASE_SPARSE_MEM
+# define IOBASE_SPARSE_MEM 1
+# endif
+# ifndef IOBASE_DENSE_MEM
+# define IOBASE_DENSE_MEM 2
+# endif
+# ifndef IOBASE_SPARSE_IO
+# define IOBASE_SPARSE_IO 3
+# endif
+# ifndef IOBASE_DENSE_IO
+# define IOBASE_DENSE_IO 4
+# endif
+# ifndef IOBASE_ROOT_BUS
+# define IOBASE_ROOT_BUS 5
+# endif
+# ifndef IOBASE_FROM_HOSE
+# define IOBASE_FROM_HOSE 0x10000
+# endif
+# endif /* __alpha__ */
+
+# if defined(DO_OS_FONTRESTORE)
+Bool lnx_savefont(void);
+Bool lnx_restorefont(void);
+Bool lnx_switchaway(void);
+void lnx_freefontdata(void);
+# endif
+
+#define LNX_H_
+
+#endif
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnxResource.c b/xorg-server/hw/xfree86/os-support/linux/lnxResource.c
new file mode 100644
index 000000000..67af9db3d
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnxResource.c
@@ -0,0 +1,104 @@
+
+/* Resource information code */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86Privstr.h"
+#include "xf86Pci.h"
+#include "xf86Resources.h"
+#define NEED_OS_RAC_PROTOS
+#include "xf86_OSlib.h"
+#include "lnx.h"
+
+/* Avoid Imakefile changes */
+#include "bus/Pci.h"
+
+#ifdef INCLUDE_XF86_NO_DOMAIN
+
+#ifdef __alpha__
+
+resPtr
+xf86AccResFromOS(resPtr ret)
+{
+ resRange range;
+
+ /*
+ * Fallback is to claim the following areas:
+ *
+ * 0x000c0000 - 0x000effff location of VGA and other extensions ROMS
+ */
+
+ RANGE(range, 0x000c0000, 0x000effff, ResExcMemBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+
+ /*
+ * Fallback would be to claim well known ports in the 0x0 - 0x3ff range
+ * along with their sparse I/O aliases, but that's too imprecise. Instead
+ * claim a bare minimum here.
+ */
+ RANGE(range, 0x00000000, 0x000000ff, ResExcIoBlock); /* For mainboard */
+ ret = xf86AddResToList(ret, &range, -1);
+
+ /*
+ * At minimum, the top and bottom resources must be claimed, so that
+ * resources that are (or appear to be) unallocated can be relocated.
+ */
+ RANGE(range, 0x00000000, 0x00000000, ResExcMemBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+ RANGE(range, 0xffffffff, 0xffffffff, ResExcMemBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+/* RANGE(range, 0x00000000, 0x00000000, ResExcIoBlock);
+ ret = xf86AddResToList(ret, &range, -1); */
+ RANGE(range, 0xffffffff, 0xffffffff, ResExcIoBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+
+ /* XXX add others */
+ return ret;
+}
+
+#elif defined(__powerpc__) || \
+ defined(__sparc__) || \
+ defined(__mips__) || \
+ defined(__sh__) || \
+ defined(__mc68000__) || \
+ defined(__arm__) || \
+ defined(__s390__) || \
+ defined(__hppa__)
+
+resPtr
+xf86AccResFromOS(resPtr ret)
+{
+ resRange range;
+
+ /*
+ * At minimum, the top and bottom resources must be claimed, so that
+ * resources that are (or appear to be) unallocated can be relocated.
+ */
+ RANGE(range, 0x00000000, 0x00000000, ResExcMemBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+ RANGE(range, 0xffffffff, 0xffffffff, ResExcMemBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+ RANGE(range, 0x00000000, 0x00000000, ResExcIoBlock);
+ ret = xf86AddResToList(ret, &range, -1);
+#if defined(__sparc__) || defined(__powerpc__)
+ RANGE(range, 0x00ffffff, 0x00ffffff, ResExcIoBlock);
+#else
+ RANGE(range, 0x0000ffff, 0x0000ffff, ResExcIoBlock);
+#endif
+ ret = xf86AddResToList(ret, &range, -1);
+
+ return ret;
+}
+
+#else
+
+#error : Put your platform dependent code here!!
+
+#endif
+
+#endif /* INCLUDE_XF86_NO_DOMAIN */
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_acpi.c b/xorg-server/hw/xfree86/os-support/linux/lnx_acpi.c
new file mode 100644
index 000000000..bb975cc5d
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_acpi.c
@@ -0,0 +1,181 @@
+#ifdef HAVE_XORG_CONFIG_H
+#include "xorg-config.h"
+#endif
+
+#include "os.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+#define XF86_OS_PRIVS
+#include "xf86_OSproc.h"
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+
+#define ACPI_SOCKET "/var/run/acpid.socket"
+
+#define ACPI_VIDEO_NOTIFY_SWITCH 0x80
+#define ACPI_VIDEO_NOTIFY_PROBE 0x81
+#define ACPI_VIDEO_NOTIFY_CYCLE 0x82
+#define ACPI_VIDEO_NOTIFY_NEXT_OUTPUT 0x83
+#define ACPI_VIDEO_NOTIFY_PREV_OUTPUT 0x84
+
+#define ACPI_VIDEO_NOTIFY_CYCLE_BRIGHTNESS 0x85
+#define ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS 0x86
+#define ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS 0x87
+#define ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS 0x88
+#define ACPI_VIDEO_NOTIFY_DISPLAY_OFF 0x89
+
+#define ACPI_VIDEO_HEAD_INVALID (~0u - 1)
+#define ACPI_VIDEO_HEAD_END (~0u)
+
+static void lnxCloseACPI(void);
+static pointer ACPIihPtr = NULL;
+PMClose lnxACPIOpen(void);
+
+/* in milliseconds */
+#define ACPI_REOPEN_DELAY 1000
+
+static CARD32
+lnxACPIReopen(OsTimerPtr timer, CARD32 time, pointer arg)
+{
+ if (lnxACPIOpen()) {
+ TimerFree(timer);
+ return 0;
+ }
+
+ return ACPI_REOPEN_DELAY;
+}
+
+#define LINE_LENGTH 80
+
+static int
+lnxACPIGetEventFromOs(int fd, pmEvent *events, int num)
+{
+ char ev[LINE_LENGTH];
+ int n;
+
+ memset(ev, 0, LINE_LENGTH);
+
+ do {
+ n = read( fd, ev, LINE_LENGTH );
+ } while ((n == -1) && (errno == EAGAIN || errno == EINTR));
+
+ if (n <= 0) {
+ lnxCloseACPI();
+ TimerSet(NULL, 0, ACPI_REOPEN_DELAY, lnxACPIReopen, NULL);
+ return 0;
+ }
+ /* FIXME: this only processes the first read ACPI event & might break
+ * with interrupted reads. */
+
+ /* Check that we have a video event */
+ if (!strncmp(ev, "video", 5)) {
+ char *video = NULL;
+ char *GFX = NULL;
+ char *notify = NULL;
+ char *data = NULL; /* doesn't appear to be used in the kernel */
+ unsigned long int notify_l, data_l;
+
+ video = strtok(ev, " ");
+
+ GFX = strtok(NULL, " ");
+#if 0
+ ErrorF("GFX: %s\n",GFX);
+#endif
+
+ notify = strtok(NULL, " ");
+ notify_l = strtoul(notify, NULL, 16);
+#if 0
+ ErrorF("notify: 0x%lx\n",notify_l);
+#endif
+
+ data = strtok(NULL, " ");
+ data_l = strtoul(data, NULL, 16);
+#if 0
+ ErrorF("data: 0x%lx\n",data_l);
+#endif
+
+ /* Differentiate between events */
+ switch (notify_l) {
+ case ACPI_VIDEO_NOTIFY_SWITCH:
+ case ACPI_VIDEO_NOTIFY_CYCLE:
+ case ACPI_VIDEO_NOTIFY_NEXT_OUTPUT:
+ case ACPI_VIDEO_NOTIFY_PREV_OUTPUT:
+ events[0] = XF86_APM_CAPABILITY_CHANGED;
+ return 1;
+ case ACPI_VIDEO_NOTIFY_PROBE:
+ return 0;
+ default:
+ return 0;
+ }
+ }
+
+ return 0;
+}
+
+static pmWait
+lnxACPIConfirmEventToOs(int fd, pmEvent event)
+{
+ /* No ability to send back to the kernel in ACPI */
+ switch (event) {
+ default:
+ return PM_NONE;
+ }
+}
+
+PMClose
+lnxACPIOpen(void)
+{
+ int fd;
+ struct sockaddr_un addr;
+ int r = -1;
+
+#ifdef DEBUG
+ ErrorF("ACPI: OSPMOpen called\n");
+#endif
+ if (ACPIihPtr || !xf86Info.pmFlag)
+ return NULL;
+
+#ifdef DEBUG
+ ErrorF("ACPI: Opening device\n");
+#endif
+ if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) > -1) {
+ memset(&addr, 0, sizeof(addr));
+ addr.sun_family = AF_UNIX;
+ strcpy(addr.sun_path, ACPI_SOCKET);
+ if ((r = connect(fd, (struct sockaddr*)&addr, sizeof(addr))) == -1) {
+ xf86MsgVerb(X_WARNING,3,"Open ACPI failed (%s) (%s)\n", ACPI_SOCKET,
+ strerror(errno));
+ shutdown(fd, 2);
+ close(fd);
+ return NULL;
+ }
+ }
+
+ xf86PMGetEventFromOs = lnxACPIGetEventFromOs;
+ xf86PMConfirmEventToOs = lnxACPIConfirmEventToOs;
+ ACPIihPtr = xf86AddGeneralHandler(fd,xf86HandlePMEvents,NULL);
+ xf86MsgVerb(X_INFO,3,"Open ACPI successful (%s)\n", ACPI_SOCKET);
+
+ return lnxCloseACPI;
+}
+
+static void
+lnxCloseACPI(void)
+{
+ int fd;
+
+#ifdef DEBUG
+ ErrorF("ACPI: Closing device\n");
+#endif
+ if (ACPIihPtr) {
+ fd = xf86RemoveGeneralHandler(ACPIihPtr);
+ shutdown(fd, 2);
+ close(fd);
+ ACPIihPtr = NULL;
+ }
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c b/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c
new file mode 100644
index 000000000..ded9e0fae
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_agp.c
@@ -0,0 +1,374 @@
+/*
+ * Abstraction of the AGP GART interface.
+ *
+ * This version is for Linux and Free/Open/NetBSD.
+ *
+ * Copyright © 2000 VA Linux Systems, Inc.
+ * Copyright © 2001 The XFree86 Project, Inc.
+ */
+
+
+#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"
+
+#if defined(linux)
+#include <asm/ioctl.h>
+#include <linux/agpgart.h>
+#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
+#include <sys/ioctl.h>
+#include <sys/agpio.h>
+#endif
+
+#ifndef AGP_DEVICE
+#define AGP_DEVICE "/dev/agpgart"
+#endif
+/* AGP page size is independent of the host page size. */
+#ifndef AGP_PAGE_SIZE
+#define AGP_PAGE_SIZE 4096
+#endif
+#define AGPGART_MAJOR_VERSION 0
+#define AGPGART_MINOR_VERSION 99
+
+static int gartFd = -1;
+static int acquiredScreen = -1;
+static Bool initDone = FALSE;
+/*
+ * Close /dev/agpgart. This frees all associated memory allocated during
+ * this server generation.
+ */
+_X_EXPORT Bool
+xf86GARTCloseScreen(int screenNum)
+{
+ if(gartFd != -1) {
+ close(gartFd);
+ acquiredScreen = -1;
+ gartFd = -1;
+ initDone = FALSE;
+ }
+ return TRUE;
+}
+
+/*
+ * Open /dev/agpgart. Keep it open until xf86GARTCloseScreen is called.
+ */
+static Bool
+GARTInit(int screenNum)
+{
+ struct _agp_info agpinf;
+
+ if (initDone)
+ return (gartFd != -1);
+
+ initDone = TRUE;
+
+ if (gartFd == -1)
+ gartFd = open(AGP_DEVICE, O_RDWR, 0);
+ else
+ return FALSE;
+
+ if (gartFd == -1) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "GARTInit: Unable to open " AGP_DEVICE " (%s)\n",
+ strerror(errno));
+ return FALSE;
+ }
+
+ xf86AcquireGART(-1);
+ /* Check the kernel driver version. */
+ if (ioctl(gartFd, AGPIOC_INFO, &agpinf) != 0) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "GARTInit: AGPIOC_INFO failed (%s)\n", strerror(errno));
+ close(gartFd);
+ gartFd = -1;
+ return FALSE;
+ }
+ xf86ReleaseGART(-1);
+
+#if defined(linux)
+ /* Per Dave Jones, every effort will be made to keep the
+ * agpgart interface backwards compatible, so allow all
+ * future versions.
+ */
+ if (
+#if (AGPGART_MAJOR_VERSION > 0) /* quiet compiler */
+ agpinf.version.major < AGPGART_MAJOR_VERSION ||
+#endif
+ (agpinf.version.major == AGPGART_MAJOR_VERSION &&
+ agpinf.version.minor < AGPGART_MINOR_VERSION)) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "GARTInit: Kernel agpgart driver version is not current"
+ " (%d.%d vs %d.%d)\n",
+ agpinf.version.major, agpinf.version.minor,
+ AGPGART_MAJOR_VERSION, AGPGART_MINOR_VERSION);
+ close(gartFd);
+ gartFd = -1;
+ return FALSE;
+ }
+#endif
+
+ return TRUE;
+}
+
+_X_EXPORT Bool
+xf86AgpGARTSupported()
+{
+ return GARTInit(-1);
+}
+
+_X_EXPORT AgpInfoPtr
+xf86GetAGPInfo(int screenNum)
+{
+ struct _agp_info agpinf;
+ AgpInfoPtr info;
+
+ if (!GARTInit(screenNum))
+ return NULL;
+
+
+ if ((info = xcalloc(sizeof(AgpInfo), 1)) == NULL) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "xf86GetAGPInfo: Failed to allocate AgpInfo\n");
+ return NULL;
+ }
+
+ memset((char*)&agpinf, 0, sizeof(agpinf));
+
+ if (ioctl(gartFd, AGPIOC_INFO, &agpinf) != 0) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "xf86GetAGPInfo: AGPIOC_INFO failed (%s)\n",
+ strerror(errno));
+ return NULL;
+ }
+
+ info->bridgeId = agpinf.bridge_id;
+ info->agpMode = agpinf.agp_mode;
+ info->base = agpinf.aper_base;
+ info->size = agpinf.aper_size;
+ info->totalPages = agpinf.pg_total;
+ info->systemPages = agpinf.pg_system;
+ info->usedPages = agpinf.pg_used;
+
+ xf86DrvMsg(screenNum, X_INFO, "Kernel reported %d total, %d used\n", agpinf.pg_total, agpinf.pg_used);
+
+ return info;
+}
+
+/*
+ * XXX If multiple screens can acquire the GART, should we have a reference
+ * count instead of using acquiredScreen?
+ */
+
+_X_EXPORT Bool
+xf86AcquireGART(int screenNum)
+{
+ if (screenNum != -1 && !GARTInit(screenNum))
+ return FALSE;
+
+ if (screenNum == -1 || acquiredScreen != screenNum) {
+ if (ioctl(gartFd, AGPIOC_ACQUIRE, 0) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING,
+ "xf86AcquireGART: AGPIOC_ACQUIRE failed (%s)\n",
+ strerror(errno));
+ return FALSE;
+ }
+ acquiredScreen = screenNum;
+ }
+ return TRUE;
+}
+
+_X_EXPORT Bool
+xf86ReleaseGART(int screenNum)
+{
+ if (screenNum != -1 && !GARTInit(screenNum))
+ return FALSE;
+
+ if (acquiredScreen == screenNum) {
+ /*
+ * The FreeBSD agp driver removes allocations on release.
+ * The Linux driver doesn't. xf86ReleaseGART() is expected
+ * to give up access to the GART, but not to remove any
+ * allocations.
+ */
+#if !defined(linux)
+ if (screenNum == -1)
+#endif
+ {
+ if (ioctl(gartFd, AGPIOC_RELEASE, 0) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING,
+ "xf86ReleaseGART: AGPIOC_RELEASE failed (%s)\n",
+ strerror(errno));
+ return FALSE;
+ }
+ acquiredScreen = -1;
+ }
+ return TRUE;
+ }
+ return FALSE;
+}
+
+_X_EXPORT int
+xf86AllocateGARTMemory(int screenNum, unsigned long size, int type,
+ unsigned long *physical)
+{
+ struct _agp_allocate alloc;
+ int pages;
+
+ /*
+ * Allocates "size" bytes of GART memory (rounds up to the next
+ * page multiple) or type "type". A handle (key) for the allocated
+ * memory is returned. On error, the return value is -1.
+ */
+
+ if (!GARTInit(screenNum) || acquiredScreen != screenNum)
+ return -1;
+
+ pages = (size / AGP_PAGE_SIZE);
+ if (size % AGP_PAGE_SIZE != 0)
+ pages++;
+
+ /* XXX check for pages == 0? */
+
+ alloc.pg_count = pages;
+ alloc.type = type;
+
+ if (ioctl(gartFd, AGPIOC_ALLOCATE, &alloc) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING, "xf86AllocateGARTMemory: "
+ "allocation of %d pages failed\n\t(%s)\n", pages,
+ strerror(errno));
+ return -1;
+ }
+
+ if (physical)
+ *physical = alloc.physical;
+
+ return alloc.key;
+}
+
+_X_EXPORT Bool
+xf86DeallocateGARTMemory(int screenNum, int key)
+{
+ if (!GARTInit(screenNum) || acquiredScreen != screenNum)
+ return FALSE;
+
+ if (acquiredScreen != screenNum) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "xf86UnbindGARTMemory: AGP not acquired by this screen\n");
+ return FALSE;
+ }
+
+#ifdef __linux__
+ if (ioctl(gartFd, AGPIOC_DEALLOCATE, (int *)key) != 0) {
+#else
+ if (ioctl(gartFd, AGPIOC_DEALLOCATE, &key) != 0) {
+#endif
+ xf86DrvMsg(screenNum, X_WARNING,"xf86DeAllocateGARTMemory: "
+ "deallocation gart memory with key %d failed\n\t(%s)\n",
+ key, strerror(errno));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/* Bind GART memory with "key" at "offset" */
+_X_EXPORT Bool
+xf86BindGARTMemory(int screenNum, int key, unsigned long offset)
+{
+ struct _agp_bind bind;
+ int pageOffset;
+
+ if (!GARTInit(screenNum) || acquiredScreen != screenNum)
+ return FALSE;
+
+ if (acquiredScreen != screenNum) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "xf86BindGARTMemory: AGP not acquired by this screen\n");
+ return FALSE;
+ }
+
+ if (offset % AGP_PAGE_SIZE != 0) {
+ xf86DrvMsg(screenNum, X_WARNING, "xf86BindGARTMemory: "
+ "offset (0x%lx) is not page-aligned (%d)\n",
+ offset, AGP_PAGE_SIZE);
+ return FALSE;
+ }
+ pageOffset = offset / AGP_PAGE_SIZE;
+
+ xf86DrvMsgVerb(screenNum, X_INFO, 3,
+ "xf86BindGARTMemory: bind key %d at 0x%08lx "
+ "(pgoffset %d)\n", key, offset, pageOffset);
+
+ bind.pg_start = pageOffset;
+ bind.key = key;
+
+ if (ioctl(gartFd, AGPIOC_BIND, &bind) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING, "xf86BindGARTMemory: "
+ "binding of gart memory with key %d\n"
+ "\tat offset 0x%lx failed (%s)\n",
+ key, offset, strerror(errno));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+
+/* Unbind GART memory with "key" */
+_X_EXPORT Bool
+xf86UnbindGARTMemory(int screenNum, int key)
+{
+ struct _agp_unbind unbind;
+
+ if (!GARTInit(screenNum) || acquiredScreen != screenNum)
+ return FALSE;
+
+ if (acquiredScreen != screenNum) {
+ xf86DrvMsg(screenNum, X_ERROR,
+ "xf86UnbindGARTMemory: AGP not acquired by this screen\n");
+ return FALSE;
+ }
+
+ unbind.priority = 0;
+ unbind.key = key;
+
+ if (ioctl(gartFd, AGPIOC_UNBIND, &unbind) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING, "xf86UnbindGARTMemory: "
+ "unbinding of gart memory with key %d "
+ "failed (%s)\n", key, strerror(errno));
+ return FALSE;
+ }
+
+ xf86DrvMsgVerb(screenNum, X_INFO, 3,
+ "xf86UnbindGARTMemory: unbind key %d\n", key);
+
+ return TRUE;
+}
+
+
+/* XXX Interface may change. */
+_X_EXPORT Bool
+xf86EnableAGP(int screenNum, CARD32 mode)
+{
+ agp_setup setup;
+
+ if (!GARTInit(screenNum) || acquiredScreen != screenNum)
+ return FALSE;
+
+ setup.agp_mode = mode;
+ if (ioctl(gartFd, AGPIOC_SETUP, &setup) != 0) {
+ xf86DrvMsg(screenNum, X_WARNING, "xf86EnableAGP: "
+ "AGPIOC_SETUP with mode %ld failed (%s)\n",
+ (unsigned long)mode, strerror(errno));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_apm.c b/xorg-server/hw/xfree86/os-support/linux/lnx_apm.c
new file mode 100644
index 000000000..16ac80db8
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_apm.c
@@ -0,0 +1,206 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "os.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+#define XF86_OS_PRIVS
+#include "xf86_OSproc.h"
+
+#ifdef HAVE_ACPI
+extern PMClose lnxACPIOpen(void);
+#endif
+
+#ifdef HAVE_APM
+
+#include "lnx.h"
+#include <linux/apm_bios.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+
+#define APM_PROC "/proc/apm"
+#define APM_DEVICE "/dev/apm_bios"
+
+#ifndef APM_STANDBY_FAILED
+# define APM_STANDBY_FAILED 0xf000
+#endif
+#ifndef APM_SUSPEND_FAILED
+# define APM_SUSPEND_FAILED 0xf001
+#endif
+
+static PMClose lnxAPMOpen(void);
+static void lnxCloseAPM(void);
+static pointer APMihPtr = NULL;
+
+static struct {
+ apm_event_t apmLinux;
+ pmEvent xf86;
+} LinuxToXF86[] = {
+ { APM_SYS_STANDBY, XF86_APM_SYS_STANDBY },
+ { APM_SYS_SUSPEND, XF86_APM_SYS_SUSPEND },
+ { APM_NORMAL_RESUME, XF86_APM_NORMAL_RESUME },
+ { APM_CRITICAL_RESUME, XF86_APM_CRITICAL_RESUME },
+ { APM_LOW_BATTERY, XF86_APM_LOW_BATTERY },
+ { APM_POWER_STATUS_CHANGE, XF86_APM_POWER_STATUS_CHANGE },
+ { APM_UPDATE_TIME, XF86_APM_UPDATE_TIME },
+ { APM_CRITICAL_SUSPEND, XF86_APM_CRITICAL_SUSPEND },
+ { APM_USER_STANDBY, XF86_APM_USER_STANDBY },
+ { APM_USER_SUSPEND, XF86_APM_USER_SUSPEND },
+ { APM_STANDBY_RESUME, XF86_APM_STANDBY_RESUME },
+#if defined(APM_CAPABILITY_CHANGED)
+ { APM_CAPABILITY_CHANGED, XF86_CAPABILITY_CHANGED },
+#endif
+#if 0
+ { APM_STANDBY_FAILED, XF86_APM_STANDBY_FAILED },
+ { APM_SUSPEND_FAILED, XF86_APM_SUSPEND_FAILED }
+#endif
+};
+
+#define numApmEvents (sizeof(LinuxToXF86) / sizeof(LinuxToXF86[0]))
+
+/*
+ * APM is still under construction.
+ * I'm not sure if the places where I initialize/deinitialize
+ * apm is correct. Also I don't know what to do in SETUP state.
+ * This depends if wakeup gets called in this situation, too.
+ * Also we need to check if the action that is taken on an
+ * event is reasonable.
+ */
+static int
+lnxPMGetEventFromOs(int fd, pmEvent *events, int num)
+{
+ int i,j,n;
+ apm_event_t linuxEvents[8];
+
+ if ((n = read( fd, linuxEvents, num * sizeof(apm_event_t) )) == -1)
+ return 0;
+ n /= sizeof(apm_event_t);
+ if (n > num)
+ n = num;
+ for (i = 0; i < n; i++) {
+ for (j = 0; j < numApmEvents; j++)
+ if (LinuxToXF86[j].apmLinux == linuxEvents[i]) {
+ events[i] = LinuxToXF86[j].xf86;
+ break;
+ }
+ if (j == numApmEvents)
+ events[i] = XF86_APM_UNKNOWN;
+ }
+ return n;
+}
+
+static pmWait
+lnxPMConfirmEventToOs(int fd, pmEvent event)
+{
+ switch (event) {
+ case XF86_APM_SYS_STANDBY:
+ case XF86_APM_USER_STANDBY:
+ if (ioctl( fd, APM_IOC_STANDBY, NULL ))
+ return PM_FAILED;
+ return PM_CONTINUE;
+ case XF86_APM_SYS_SUSPEND:
+ case XF86_APM_CRITICAL_SUSPEND:
+ case XF86_APM_USER_SUSPEND:
+ if (ioctl( fd, APM_IOC_SUSPEND, NULL )) {
+ /* I believe this is wrong (EE)
+ EBUSY is sent when a device refuses to be suspended.
+ In this case we still need to undo everything we have
+ done to suspend ourselves or we will stay in suspended
+ state forever. */
+ if (errno == EBUSY)
+ return PM_CONTINUE;
+ else
+ return PM_FAILED;
+ }
+ return PM_CONTINUE;
+ case XF86_APM_STANDBY_RESUME:
+ case XF86_APM_NORMAL_RESUME:
+ case XF86_APM_CRITICAL_RESUME:
+ case XF86_APM_STANDBY_FAILED:
+ case XF86_APM_SUSPEND_FAILED:
+ return PM_CONTINUE;
+ default:
+ return PM_NONE;
+ }
+}
+
+#endif // HAVE_APM
+
+PMClose
+xf86OSPMOpen(void)
+{
+ PMClose ret = NULL;
+
+#ifdef HAVE_ACPI
+ /* Favour ACPI over APM, but only when enabled */
+
+ if (!xf86acpiDisableFlag)
+ ret = lnxACPIOpen();
+
+ if (!ret)
+#endif
+#ifdef HAVE_APM
+ ret = lnxAPMOpen();
+#endif
+
+ return ret;
+}
+
+#ifdef HAVE_APM
+
+static PMClose
+lnxAPMOpen(void)
+{
+ int fd, pfd;
+
+#ifdef DEBUG
+ ErrorF("APM: OSPMOpen called\n");
+#endif
+ if (APMihPtr || !xf86Info.pmFlag)
+ return NULL;
+
+#ifdef DEBUG
+ ErrorF("APM: Opening device\n");
+#endif
+ if ((fd = open( APM_DEVICE, O_RDWR )) > -1) {
+ if (access( APM_PROC, R_OK ) ||
+ ((pfd = open( APM_PROC, O_RDONLY)) == -1)) {
+ xf86MsgVerb(X_WARNING,3,"Cannot open APM (%s) (%s)\n",
+ APM_PROC, strerror(errno));
+ close(fd);
+ return NULL;
+ } else
+ close(pfd);
+ xf86PMGetEventFromOs = lnxPMGetEventFromOs;
+ xf86PMConfirmEventToOs = lnxPMConfirmEventToOs;
+ APMihPtr = xf86AddInputHandler(fd,xf86HandlePMEvents,NULL);
+ xf86MsgVerb(X_INFO,3,"Open APM successful\n");
+ return lnxCloseAPM;
+ }
+ xf86MsgVerb(X_INFO,3,"No APM support in BIOS or kernel\n");
+ return NULL;
+}
+
+static void
+lnxCloseAPM(void)
+{
+ int fd;
+
+#ifdef DEBUG
+ ErrorF("APM: Closing device\n");
+#endif
+ if (APMihPtr) {
+ fd = xf86RemoveInputHandler(APMihPtr);
+ close(fd);
+ APMihPtr = NULL;
+ }
+}
+
+#endif // HAVE_APM
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_axp.c b/xorg-server/hw/xfree86/os-support/linux/lnx_axp.c
new file mode 100644
index 000000000..a8ad161b6
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_axp.c
@@ -0,0 +1,199 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <stdio.h>
+#include <X11/X.h>
+#include "os.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "shared/xf86Axp.h"
+
+axpDevice lnxGetAXP(void);
+
+typedef struct
+ { char* sysName;
+ char* sysVari;
+ char* cpu;
+ axpDevice sys; }
+AXP;
+
+static AXP axpList[] = {
+ { "Tsunami", NULL, NULL, TSUNAMI },
+ { "Eiger", NULL, NULL, TSUNAMI },
+ {"Noname", NULL, NULL, LCA },
+ { "AlphaBook1", NULL, NULL, LCA },
+ {"EB66", NULL, NULL, LCA},
+ {"EB64+",NULL,NULL, APECS},
+ {"Noritake",NULL,"EV5",CIA},
+ {"Noritake",NULL,"EV56",CIA},
+ {"Noritake",NULL,NULL,APECS},
+ {"XL",NULL,NULL,APECS},
+ {"Avanti",NULL,NULL,APECS},
+ {"Mikasa",NULL,"EV5",CIA},
+ {"Mikasa",NULL,"EV56",CIA},
+ {"Mikasa",NULL,NULL,APECS},
+ {"EB164","EB164",NULL,CIA},
+ {"EB164","PC164", NULL,CIA},
+ {"EB164","LX164",NULL, PYXIS},
+ {"EB164","SX164",NULL, PYXIS},
+ {"EB164","RX164",NULL, POLARIS},
+ {"Alcor",NULL,NULL,CIA},
+ {"Takara",NULL,NULL,CIA},
+ {"Sable",NULL, "EV5",T2_GAMMA},
+ {"Sable",NULL,"EV56",T2_GAMMA},
+ {"Sable",NULL,NULL,T2},
+ {"Rawhide",NULL,NULL,MCPCIA},
+ {"Jensen",NULL,NULL,JENSEN},
+ {"Miata",NULL,NULL,PYXIS_CIA},
+ {"Ruffian",NULL,NULL,PYXIS_CIA},
+ {"Nautilus",NULL,NULL,IRONGATE},
+ {NULL,NULL,NULL,NONE}
+};
+
+
+axpDevice
+lnxGetAXP(void)
+{
+ FILE *file;
+ int count = 0;
+ char res[256];
+ char cpu[255];
+ char systype[255];
+ char sysvari[255];
+ if (!(file = fopen("/proc/cpuinfo","r")))
+ return SYS_NONE;
+ do {
+ if (!fgets(res,0xff,file)) return SYS_NONE;
+ switch (count) {
+ case 1:
+ sscanf(res, "cpu model : %s",cpu);
+#ifdef DEBUG
+ ErrorF("CPU %s\n",cpu);
+#endif
+ break;
+ case 5:
+ sscanf(res, "system type : %s",systype);
+#ifdef DEBUG
+ ErrorF("system type : %s\n",systype);
+#endif
+ break;
+ case 6:
+ sscanf(res, "system variation : %s",sysvari);
+#ifdef DEBUG
+ ErrorF("system variation: %s\n",sysvari);
+#endif
+ break;
+ }
+ count++;
+ } while (count < 8);
+
+ fclose(file);
+
+ count = 0;
+
+ do {
+ if (!axpList[count].sysName || !strcmp(axpList[count].sysName,systype)) {
+ if (axpList[count].sysVari && strcmp(axpList[count].sysVari,sysvari)) {
+ count++;
+ continue;
+ };
+ if (axpList[count].cpu && strcmp(axpList[count].cpu,cpu)) {
+ count++;
+ continue;
+ }
+ return axpList[count].sys;
+ }
+ count++;
+ } while (1);
+}
+
+/*
+ * pciconfig_iobase wrappers and dynamic i/o selection
+ */
+#include "lnx.h"
+#include <unistd.h>
+#include <errno.h>
+
+/* glibc versions (single hose only) */
+extern void _outb(char val, unsigned long port);
+extern void _outw(short val, unsigned long port);
+extern void _outl(int val, unsigned long port);
+extern unsigned int _inb(unsigned long port);
+extern unsigned int _inw(unsigned long port);
+extern unsigned int _inl(unsigned long port);
+
+extern void _dense_outb(char, unsigned long);
+extern void _dense_outw(short, unsigned long);
+extern void _dense_outl(int, unsigned long);
+extern unsigned int _dense_inb(unsigned long);
+extern unsigned int _dense_inw(unsigned long);
+extern unsigned int _dense_inl(unsigned long);
+
+_X_EXPORT void (*_alpha_outb)(char, unsigned long) = _outb;
+_X_EXPORT void (*_alpha_outw)(short, unsigned long) = _outw;
+_X_EXPORT void (*_alpha_outl)(int, unsigned long) = _outl;
+_X_EXPORT unsigned int (*_alpha_inb)(unsigned long) = _inb;
+_X_EXPORT unsigned int (*_alpha_inw)(unsigned long) = _inw;
+_X_EXPORT unsigned int (*_alpha_inl)(unsigned long) = _inl;
+
+static long _alpha_iobase_query(unsigned, int, int, int);
+long (*_iobase)(unsigned, int, int, int) = _alpha_iobase_query;
+
+static long
+_alpha_iobase(unsigned flags, int hose, int bus, int devfn)
+{
+#ifdef __NR_pciconfig_iobase
+ if (bus < 0) {
+ bus = hose;
+ flags |= IOBASE_FROM_HOSE;
+ }
+
+ return syscall(__NR_pciconfig_iobase, flags, bus, devfn);
+#else
+ return -ENOSYS
+#endif
+}
+
+static long
+_alpha_iobase_legacy(unsigned flags, int hose, int bus, int devfn)
+{
+ if (hose > 0) return -ENODEV;
+ if (flags & IOBASE_DENSE_MEM) return _bus_base();
+ if (flags & IOBASE_SPARSE_MEM) return _bus_base_sparse();
+ return 0;
+}
+
+static long
+_alpha_iobase_query(unsigned flags, int hose, int bus, int devfn)
+{
+ /*
+ * Only use iobase if the syscall is supported *and* it's
+ * a dense io system
+ */
+ if (_alpha_iobase(IOBASE_DENSE_IO, 0, 0, 0) > 0) {
+ /*
+ * The syscall worked and it's a dense io system - take over the
+ * io subsystem
+ */
+ _iobase = _alpha_iobase;
+
+#ifndef INCLUDE_XF86_NO_DOMAIN
+ /*
+ * Only take over the inx/outx functions if this is a dense I/O
+ * system *and* addressing domains are being used. The dense I/O
+ * routines expect I/O to be mapped (as done in xf86MapLegacyIO)
+ */
+ _alpha_outb = _dense_outb;
+ _alpha_outw = _dense_outw;
+ _alpha_outl = _dense_outl;
+ _alpha_inb = _dense_inb;
+ _alpha_inw = _dense_inw;
+ _alpha_inl = _dense_inl;
+#endif /* !INCLUDE_XF86_NO_DOMAIN */
+ } else _iobase = _alpha_iobase_legacy;
+
+ return _iobase(flags, hose, bus, devfn);
+}
+
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_bell.c b/xorg-server/hw/xfree86/os-support/linux/lnx_bell.c
new file mode 100644
index 000000000..93ad680d7
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_bell.c
@@ -0,0 +1,45 @@
+/*
+ * Copyright © 2006 Daniel Stone
+ *
+ * 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.
+ *
+ * Author: Daniel Stone <daniel@fooishbar.org>
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <sys/ioctl.h>
+#include <linux/kd.h>
+
+#include "xf86.h"
+#include "xf86Priv.h"
+
+_X_EXPORT void
+xf86OSRingBell(int loudness, int pitch, int duration)
+{
+ if (xf86Info.consoleFd == -1 || !pitch || !loudness)
+ return;
+
+ ioctl(xf86Info.consoleFd, KDMKTONE,
+ ((1193190 / pitch) & 0xffff) |
+ (((unsigned long)duration * loudness / 50) << 16));
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_ev56.c b/xorg-server/hw/xfree86/os-support/linux/lnx_ev56.c
new file mode 100644
index 000000000..11c45e538
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_ev56.c
@@ -0,0 +1,150 @@
+/* This file has to be built with -mcpu=ev56 */
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "input.h"
+#include "scrnintstr.h"
+#include "compiler.h"
+
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86_OSlib.h"
+#include "xf86OSpriv.h"
+
+int readDense8(pointer Base, register unsigned long Offset);
+int readDense16(pointer Base, register unsigned long Offset);
+int readDense32(pointer Base, register unsigned long Offset);
+void
+writeDenseNB8(int Value, pointer Base, register unsigned long Offset);
+void
+writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
+void
+writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
+void
+writeDense8(int Value, pointer Base, register unsigned long Offset);
+void
+writeDense16(int Value, pointer Base, register unsigned long Offset);
+void
+writeDense32(int Value, pointer Base, register unsigned long Offset);
+
+int
+readDense8(pointer Base, register unsigned long Offset)
+{
+ mem_barrier();
+ return *(volatile CARD8*) ((unsigned long)Base+(Offset));
+}
+
+int
+readDense16(pointer Base, register unsigned long Offset)
+{
+ mem_barrier();
+ return *(volatile CARD16*) ((unsigned long)Base+(Offset));
+}
+
+int
+readDense32(pointer Base, register unsigned long Offset)
+{
+ mem_barrier();
+ return *(volatile CARD32*)((unsigned long)Base+(Offset));
+}
+
+void
+writeDenseNB8(int Value, pointer Base, register unsigned long Offset)
+{
+ *(volatile CARD8*)((unsigned long)Base+(Offset)) = Value;
+}
+
+void
+writeDenseNB16(int Value, pointer Base, register unsigned long Offset)
+{
+ *(volatile CARD16*)((unsigned long)Base + (Offset)) = Value;
+}
+
+void
+writeDenseNB32(int Value, pointer Base, register unsigned long Offset)
+{
+ *(volatile CARD32*)((unsigned long)Base+(Offset)) = Value;
+}
+
+void
+writeDense8(int Value, pointer Base, register unsigned long Offset)
+{
+ write_mem_barrier();
+ *(volatile CARD8 *)((unsigned long)Base+(Offset)) = Value;
+}
+
+void
+writeDense16(int Value, pointer Base, register unsigned long Offset)
+{
+ write_mem_barrier();
+ *(volatile CARD16 *)((unsigned long)Base+(Offset)) = Value;
+}
+
+void
+writeDense32(int Value, pointer Base, register unsigned long Offset)
+{
+ write_mem_barrier();
+ *(volatile CARD32 *)((unsigned long)Base+(Offset)) = Value;
+}
+
+
+#ifndef INCLUDE_XF86_NO_DOMAIN
+
+void
+_dense_outb(char val, unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _outb(val, port);
+
+ write_mem_barrier();
+ *(volatile CARD8 *)port = val;
+}
+
+void
+_dense_outw(short val, unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _outw(val, port);
+
+ write_mem_barrier();
+ *(volatile CARD16 *)port = val;
+}
+
+void
+_dense_outl(int val, unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _outl(val, port);
+
+ write_mem_barrier();
+ *(volatile CARD32 *)port = val;
+}
+
+unsigned int
+_dense_inb(unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _inb(port);
+
+ mem_barrier();
+ return *(volatile CARD8 *)port;
+}
+
+unsigned int
+_dense_inw(unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _inw(port);
+
+ mem_barrier();
+ return *(volatile CARD16 *)port;
+}
+
+unsigned int
+_dense_inl(unsigned long port)
+{
+ if ((port & ~0xffff) == 0) return _inl(port);
+
+ mem_barrier();
+ return *(volatile CARD32 *)port;
+}
+
+#endif /* !INCLUDE_XF86_NO_DOMAIN */
+
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_font.c b/xorg-server/hw/xfree86/os-support/linux/lnx_font.c
new file mode 100644
index 000000000..e9a5b6aef
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_font.c
@@ -0,0 +1,291 @@
+/*
+ * Copyright 2004, Egbert Eich
+ *
+ * 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 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
+ * EGBERT EICH BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CON-
+ * NECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Egbert Eich shall not
+ * be used in advertising or otherwise to promote the sale, use or other deal-
+ *ings in this Software without prior written authorization from Egbert Eich.
+ *
+ */
+#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 "lnx.h"
+
+#include <sys/stat.h>
+#include <string.h>
+#include <errno.h>
+
+struct {
+ int width;
+ int height;
+ int charcount;
+ unsigned char *data;
+} lnxfont = { 0, 0, 0, NULL };
+
+
+static Bool
+getfont(int *width, int *height,
+ int *charcount, unsigned char *data)
+{
+ struct console_font_op op;
+ struct consolefontdesc ds;
+ int result;
+
+ op.op = KD_FONT_OP_GET;
+ op.width = *width;
+ op.height = *height;
+ op.charcount = *charcount;
+ op.data = data;
+ op.flags = 0;
+
+ SYSCALL(result = ioctl(xf86Info.consoleFd, KDFONTOP, &op));
+#ifdef DEBUG
+ ErrorF("Console font read: h: %i count: %i\n",op.height,op.charcount);
+#endif
+
+ if (!result) {
+
+ *width = op.width;
+ *height = op.height;
+ *charcount = op.charcount;
+
+ return TRUE;
+ }
+
+ if (errno != ENOSYS && errno != EINVAL)
+ return FALSE;
+
+ /* GIO_FONTX fallback */
+ ds.charcount = *charcount;
+ ds.charheight = *height;
+ ds.chardata = (char *)data;
+ *width = 8;
+
+ SYSCALL(result = ioctl(xf86Info.consoleFd, GIO_FONTX, &ds));
+
+ if (!result) {
+
+ *charcount = ds.charcount;
+ *height = ds.charheight;
+
+ return TRUE;
+ }
+
+ if (errno != ENOSYS && errno != EINVAL)
+ return FALSE;
+
+ /* GIO_FONT fallback */
+ if (*charcount < 256)
+ return FALSE;
+
+ SYSCALL(result = ioctl(xf86Info.consoleFd, GIO_FONT, data));
+
+ if (!result) {
+ *height = 0;
+ *charcount = 512;
+ return TRUE;
+ }
+
+ return FALSE;
+
+}
+
+#define VERSION_LEN 31
+
+Bool
+lnx_savefont(void)
+{
+ unsigned char *fontdata;
+#if CHECK_OS_VERSION
+ char kernel_version[VERSION_LEN + 1];
+ int k_major, k_minor, k_release;
+#endif
+ int size;
+ int fd;
+ int width = 32, height = 32, charcount = 2048;
+
+#ifdef DEBUG
+ ErrorF("SAVE font\n");
+#endif
+
+#if CHECK_OS_VERSION
+ /* Check if the kernel has full support for this */
+ if ((fd = open ("/proc/sys/kernel/osrelease",O_RDONLY)) == -1) {
+ close (fd);
+ return TRUE;
+ }
+ size = read(fd, kernel_version, VERSION_LEN);
+ close (fd);
+
+ if (size < 0)
+ return TRUE;
+
+ size = sscanf(kernel_version, "%d.%d.%d",&k_major,&k_minor,&k_release);
+ if (size < 3
+ || (k_major < 2)
+ || ((k_major == 2)
+ && ((k_minor < 6)
+ || ( k_minor == 6
+ && k_release < 11))))
+ return TRUE;
+#endif
+
+ /* if we are in fbdev mode we don't bother saving fonts */
+ if ((fd = open ("/dev/fb0",O_RDWR)) != -1) {
+ close (fd);
+ return TRUE;
+ }
+
+ if (!getfont(&width, &height, &charcount, NULL)) {
+ xf86Msg(X_WARNING,
+ "lnx_savefont: cannot obtain font info\n");
+ goto error;
+ } else if (charcount == 2048) {
+ xf86Msg(X_WARNING, "lnx_savefont: "
+ "kernel bug: kernel doesn't report font info\n");
+ return FALSE;
+ }
+
+ size = (width + 7)/8 * 32 * charcount;
+ fontdata = (unsigned char *)xnfalloc(size);
+ if (!fontdata) {
+ xf86Msg(X_WARNING,
+ "lnx_savefont: cannot allocate memory to save font\n");
+ goto error;
+ }
+
+ if (!getfont(&width, &height, &charcount, fontdata)) {
+ xf86Msg(X_WARNING,"lnx_savefont: cannot read font data\n");
+ goto error;
+ }
+ lnxfont.width = width;
+ lnxfont.height = height;
+ lnxfont.charcount = charcount;
+ lnxfont.data = fontdata;
+
+ return TRUE;
+
+ error:
+ return FALSE;
+}
+
+static Bool
+setfont(int width, int height,
+ int charcount, unsigned char *data)
+{
+ struct console_font_op op;
+ struct consolefontdesc ds;
+ int result;
+
+ op.op = KD_FONT_OP_SET;
+ op.flags = 0;
+ op.charcount = charcount;
+ op.width = width;
+ op.height = height;
+ op.data = data;
+
+ SYSCALL(result = ioctl(xf86Info.consoleFd, KDFONTOP, &op));
+
+ if (!result)
+ return TRUE;
+
+ if (errno != ENOSYS && errno != EINVAL)
+ return FALSE;
+
+ /* PIO_FONTX fallback */
+ if (width != 8)
+ return FALSE;
+
+ ds.charcount = charcount;
+ ds.chardata = (char *)data;
+ ds.charheight = height;
+ SYSCALL(result = ioctl(xf86Info.consoleFd, PIO_FONTX, &ds));
+
+ if (!result)
+ return TRUE;
+
+ if (errno != ENOSYS && errno != EINVAL)
+ return FALSE;
+
+ /* PIO_FONT fallback */
+ SYSCALL(result = ioctl(xf86Info.consoleFd, PIO_FONT, data));
+
+ if (!result)
+ return TRUE;
+
+ return FALSE;
+}
+
+Bool
+lnx_restorefont(void)
+{
+ if (lnxfont.data == NULL)
+ return FALSE;
+#ifdef DEBUG
+ ErrorF("RESTORE font\n");
+#endif
+#if 0
+ /* must wack the height to make the kernel reprogram the VGA registers */
+ if (!setfont(lnxfont.width, lnxfont.height + 1, lnxfont.charcount,
+ lnxfont.data)) {
+ xf86Msg(X_WARNING,"lnx_fontretore: cannot write font data\n");
+ return FALSE;
+ }
+#endif
+ if (!setfont(lnxfont.width, lnxfont.height, lnxfont.charcount,
+ lnxfont.data)) {
+ xf86Msg(X_WARNING,"lnx_restorefont: cannot write font data\n");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+Bool
+lnx_switchaway(void)
+{
+ Bool ret;
+
+ /* temporarily switch to text mode */
+ ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);
+ ret = lnx_restorefont();
+ ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS);
+ return ret;
+}
+
+void
+lnx_freefontdata(void)
+{
+ if (lnxfont.data == NULL)
+ return;
+
+ xfree(lnxfont.data);
+ lnxfont.data = NULL;
+ lnxfont.width = lnxfont.height = lnxfont.charcount = 0;
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_init.c b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c
new file mode 100644
index 000000000..da5ca57cc
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c
@@ -0,0 +1,466 @@
+/*
+ * 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 "lnx.h"
+
+#include <sys/stat.h>
+
+#ifdef USE_DEV_FB
+extern char *getenv(const char *);
+#include <linux/fb.h>
+char *fb_dev_name;
+#endif
+
+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)
+{
+ /* Set the terminal permissions back to before we started. */
+ chown("/dev/tty0", vtPermSave[0], vtPermSave[1]);
+ 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;
+#ifdef USE_DEV_FB
+ struct fb_var_screeninfo var;
+ int fbfd;
+#endif
+ 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);
+ }
+
+#ifdef USE_DEV_FB
+ if (!ShareVTs)
+ {
+ fb_dev_name=getenv("FRAMEBUFFER");
+ if (!fb_dev_name)
+ fb_dev_name="/dev/fb0current";
+
+ if ((fbfd = open(fb_dev_name, O_RDONLY)) < 0)
+ FatalError("xf86OpenConsole: Cannot open %s (%s)\n",
+ fb_dev_name, strerror(errno));
+
+ if (ioctl(fbfd, FBIOGET_VSCREENINFO, &var) < 0)
+ FatalError("xf86OpenConsole: Unable to get screen info %s\n",
+ strerror(errno));
+ }
+#endif
+ 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");
+
+ /* 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)
+ {
+#if defined(DO_OS_FONTRESTORE)
+ lnx_savefont();
+#endif
+ /*
+ * 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));
+
+ /* Set the keyboard to RAW mode. If we're using the keyboard
+ * driver, the driver does it for us. If we have AEI on, then
+ * we're expecting the devices to be added (i.e. evdev) and we
+ * have to set it manually.
+ */
+ if (xf86Info.allowEmptyInput)
+ {
+ struct termios nTty;
+
+ 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 */
+
+#ifdef USE_DEV_FB
+ /* copy info to new console */
+ var.yoffset=0;
+ var.xoffset=0;
+ if (ioctl(fbfd, FBIOPUT_VSCREENINFO, &var))
+ FatalError("Unable to set screen info\n");
+ close(fbfd);
+#endif
+ } else { /* ShareVTs */
+ close(xf86Info.consoleFd);
+ }
+ signal(SIGUSR2, xf86ReloadInputDevs);
+ } 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));
+ }
+ return;
+}
+
+void
+xf86CloseConsole()
+{
+ struct vt_mode VT;
+#if defined(DO_OS_FONTRESTORE)
+ struct vt_stat vts;
+ int vtno = -1;
+#endif
+
+ if (ShareVTs) return;
+
+ if (console_handler) {
+ xf86RemoveGeneralHandler(console_handler);
+ console_handler = NULL;
+ };
+
+#if defined(DO_OS_FONTRESTORE)
+ if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &vts) < 0)
+ xf86Msg(X_WARNING, "xf86CloseConsole: VT_GETSTATE failed: %s\n",
+ strerror(errno));
+ else
+ vtno = vts.v_active;
+#endif
+
+ /* 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;
+ }
+
+#if defined(DO_OS_FONTRESTORE)
+ if (xf86Info.vtno == vtno) /* check if we are active */
+ lnx_restorefont();
+ lnx_freefontdata();
+#endif
+ }
+ close(xf86Info.consoleFd); /* make the vt-manager happy */
+
+ restoreVtPerms(); /* restore the permissions */
+
+ 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 (!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()
+{
+ 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");
+ return;
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_jstk.c b/xorg-server/hw/xfree86/os-support/linux/lnx_jstk.c
new file mode 100644
index 000000000..d77631ba4
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_jstk.c
@@ -0,0 +1,180 @@
+/*
+ * Copyright 1995 by Frederic Lepied, France. <fred@sugix.frmug.fr.net>
+ *
+ * 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 Frederic Lepied not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Frederic Lepied makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * FREDERIC LEPIED DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL FREDERIC LEPIED 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.
+ *
+ */
+
+
+static const char rcs_id[] = "Id: lnx_jstk.c,v 1.1 1995/12/20 14:06:09 lepied Exp";
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#define inline __inline__
+#include <linux/joystick.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+
+#include "xf86.h"
+
+#if !defined(JSIOCGTIMELIMIT)
+/* make 2.1.x joystick.h backward compatable */
+#define JSIOCGTIMELIMIT JS_GET_TIMELIMIT
+#define JSIOCSTIMELIMIT JS_SET_TIMELIMIT
+#define js_status JS_DATA_TYPE
+#endif
+
+
+/***********************************************************************
+ *
+ * xf86JoystickOn --
+ *
+ * open the device and init timeout according to the device value.
+ *
+ ***********************************************************************
+ */
+
+int
+xf86JoystickOn(char *name, int *timeout, int *centerX, int *centerY)
+{
+ int fd;
+ struct js_status js;
+
+#ifdef DEBUG
+ ErrorF("xf86JoystickOn %s\n", name);
+#endif
+
+ if ((fd = open(name, O_RDWR | O_NDELAY, 0)) < 0)
+ {
+ xf86Msg(X_WARNING, "Cannot open joystick '%s' (%s)\n", name,
+ strerror(errno));
+ return -1;
+ }
+
+ if (*timeout == 0) {
+ if (ioctl (fd, JSIOCGTIMELIMIT, timeout) == -1) {
+ Error("joystick JSIOCGTIMELIMIT ioctl");
+ }
+ else {
+ xf86Msg(X_CONFIG, "Joystick: timeout value = %d\n", *timeout);
+ }
+ }
+ else {
+ if (ioctl(fd, JSIOCSTIMELIMIT, timeout) == -1) {
+ Error("joystick JSIOCSTIMELIMIT ioctl");
+ }
+ }
+
+ /* Assume the joystick is centred when this is called */
+ read(fd, &js, JS_RETURN);
+ if (*centerX < 0) {
+ *centerX = js.x;
+ xf86Msg(X_CONFIG, "Joystick: CenterX set to %d\n", *centerX);
+ }
+ if (*centerY < 0) {
+ *centerY = js.y;
+ xf86Msg(X_CONFIG, "Joystick: CenterY set to %d\n", *centerY);
+ }
+
+ return fd;
+}
+
+/***********************************************************************
+ *
+ * xf86JoystickInit --
+ *
+ * called when X device is initialized.
+ *
+ ***********************************************************************
+ */
+
+void
+xf86JoystickInit()
+{
+ return;
+}
+
+/***********************************************************************
+ *
+ * xf86JoystickOff --
+ *
+ * close the handle.
+ *
+ ***********************************************************************
+ */
+
+int
+xf86JoystickOff(int *fd, int doclose)
+{
+ int oldfd;
+
+ if (((oldfd = *fd) >= 0) && doclose) {
+ close(*fd);
+ *fd = -1;
+ }
+ return oldfd;
+}
+
+/***********************************************************************
+ *
+ * xf86JoystickGetState --
+ *
+ * return the state of buttons and the position of the joystick.
+ *
+ ***********************************************************************
+ */
+
+int
+xf86JoystickGetState(int fd, int *x, int *y, int *buttons)
+{
+ struct js_status js;
+ int status;
+
+ status = read(fd, &js, JS_RETURN);
+
+ if (status != JS_RETURN)
+ {
+ Error("Joystick read");
+ return 0;
+ }
+
+ *x = js.x;
+ *y = js.y;
+ *buttons = js.buttons;
+
+ return 1;
+}
+
+/*
+ * Entry point for XFree86 Loader
+ */
+void
+linux_jstkModuleInit(pointer *data, INT32 *magic)
+{
+ *magic = MAGIC_DONE;
+ *data = NULL;
+}
+
+/* end of lnx_jstk.c */
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_kmod.c b/xorg-server/hw/xfree86/os-support/linux/lnx_kmod.c
new file mode 100644
index 000000000..4e6f2d25d
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_kmod.c
@@ -0,0 +1,112 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/wait.h>
+#include <signal.h>
+#include "xf86_OSlib.h"
+#include "xf86.h"
+
+
+#define MODPROBE_PATH_FILE "/proc/sys/kernel/modprobe"
+#define MAX_PATH 1024
+
+
+#if 0
+/* XFree86 #defines execl to be the xf86execl() function which does
+ * a fork AND exec. We don't want that. We want the regular,
+ * standard execl().
+ */
+#ifdef execl
+#undef execl
+#endif
+#endif
+
+
+/*
+ * Load a Linux kernel module.
+ * This is used by the DRI/DRM to load a DRM kernel module when
+ * the X server starts. It could be used for other purposes in the future.
+ * Input:
+ * modName - name of the kernel module (Ex: "tdfx")
+ * Return:
+ * 0 for failure, 1 for success
+ */
+_X_EXPORT int
+xf86LoadKernelModule(const char *modName)
+{
+ char mpPath[MAX_PATH] = "";
+ int fd = -1, status, n;
+ pid_t pid;
+
+ /* get the path to the modprobe program */
+ fd = open(MODPROBE_PATH_FILE, O_RDONLY);
+ if (fd >= 0) {
+ int count = read(fd, mpPath, MAX_PATH - 1);
+ if (count <= 0) {
+ mpPath[0] = 0;
+ }
+ else if (mpPath[count - 1] == '\n') {
+ mpPath[count - 1] = 0; /* replaces \n with \0 */
+ }
+ close(fd);
+ /* if this worked, mpPath will be "/sbin/modprobe" or similar. */
+ }
+
+ if (mpPath[0] == 0) {
+ /* we failed to get the path from the system, use a default */
+ strcpy(mpPath, "/sbin/modprobe");
+ }
+
+ /* now fork/exec the modprobe command */
+ /*
+ * It would be good to capture stdout/stderr so that it can be directed
+ * to the log file. modprobe errors currently are missing from the log
+ * file.
+ */
+ switch (pid = fork()) {
+ case 0: /* child */
+ /* change real/effective user ID to 0/0 as we need to
+ * preinstall agpgart module for some DRM modules
+ */
+ if (setreuid(0,0)) {
+ xf86Msg(X_WARNING,"LoadKernelModule: "
+ "Setting of real/effective user Id to 0/0 failed");
+ }
+ setenv("PATH","/sbin",1);
+ n = execl(mpPath, "modprobe", modName, NULL);
+ xf86Msg(X_WARNING,"LoadKernelModule %s\n",strerror(errno));
+ exit(EXIT_FAILURE); /* if we get here the child's exec failed */
+ break;
+ case -1: /* fork failed */
+ return 0;
+ default: /* fork worked */
+ {
+ /* XXX we loop over waitpid() because it sometimes fails on
+ * the first attempt. Don't know why!
+ */
+ int count = 0, p;
+ do {
+ p = waitpid(pid, &status, 0);
+ } while (p == -1 && count++ < 4);
+
+ if (p == -1) {
+ return 0;
+ }
+
+ if (WIFEXITED(status) && WEXITSTATUS(status) == 0) {
+ return 1; /* success! */
+ }
+ else {
+ return 0;
+ }
+ }
+ }
+
+ /* never get here */
+ return 0;
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_mouse.c b/xorg-server/hw/xfree86/os-support/linux/lnx_mouse.c
new file mode 100644
index 000000000..d2822153f
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_mouse.c
@@ -0,0 +1,221 @@
+
+/*
+ * 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"
+#include "xf86_OSlib.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+static int
+SupportedInterfaces(void)
+{
+ return MSE_SERIAL | MSE_BUS | MSE_PS2 | MSE_XPS2 | MSE_AUTO;
+}
+
+static const char *
+DefaultProtocol(void)
+{
+ return "Auto";
+}
+
+#define DEFAULT_MOUSE_DEV "/dev/input/mice"
+#define DEFAULT_PS2_DEV "/dev/psaux"
+#define DEFAULT_GPM_DATA_DEV "/dev/gpmdata"
+#define DEFAULT_GPM_CTL_DEV "/dev/gpmdata"
+
+static const char *mouseDevs[] = {
+ DEFAULT_MOUSE_DEV,
+ DEFAULT_PS2_DEV,
+ DEFAULT_GPM_DATA_DEV,
+ NULL
+};
+
+typedef enum {
+ MOUSE_PROTO_UNKNOWN = 0,
+ MOUSE_PROTO_SERIAL,
+ MOUSE_PROTO_PS2,
+ MOUSE_PROTO_MSC,
+ MOUSE_PROTO_GPM,
+ MOUSE_PROTO_EXPPS2,
+} protocolTypes;
+
+static struct {
+ protocolTypes proto;
+ const char *name;
+} devproto[] = {
+ { MOUSE_PROTO_UNKNOWN, NULL },
+ { MOUSE_PROTO_PS2, "PS/2" },
+ { MOUSE_PROTO_MSC, "MouseSystems" },
+ { MOUSE_PROTO_GPM, "GPM" },
+ { MOUSE_PROTO_EXPPS2, "ExplorerPS/2" },
+};
+
+static const char *
+FindDevice(InputInfoPtr pInfo, const char *protocol, int flags)
+{
+ int fd = -1;
+ const char **pdev;
+
+ for (pdev = mouseDevs; *pdev; pdev++) {
+ SYSCALL (fd = open(*pdev, O_RDWR | O_NONBLOCK | O_EXCL));
+ if (fd == -1) {
+#ifdef DEBUG
+ ErrorF("Cannot open %s (%s)\n", *pdev, strerror(errno));
+#endif
+ } else
+ break;
+ }
+
+ if (*pdev) {
+ close(fd);
+ /* Set the Device option. */
+ pInfo->conf_idev->commonOptions =
+ xf86AddNewOption(pInfo->conf_idev->commonOptions, "Device", *pdev);
+ xf86Msg(X_INFO, "%s: Setting Device option to \"%s\"\n",
+ pInfo->name, *pdev);
+ }
+
+ return *pdev;
+}
+
+static const char *
+lnxMouseMagic(InputInfoPtr pInfo)
+{
+ int fd = -1;
+ const char *dev;
+ char *realdev;
+ struct stat sbuf;
+ int i;
+ int proto = MOUSE_PROTO_UNKNOWN;
+
+ dev = xf86SetStrOption(pInfo->conf_idev->commonOptions, "Device", NULL);
+ if (!dev) {
+#ifdef DEBUG
+ ErrorF("xf86SetStrOption failed to return the device name\n");
+#endif
+ return NULL;
+ }
+ /* Look at the device name to guess the protocol. */
+ realdev = NULL;
+ if (strcmp(dev, DEFAULT_MOUSE_DEV) == 0) {
+ if (lstat(dev, &sbuf) != 0) {
+#ifdef DEBUG
+ ErrorF("lstat failed for %s (%s)\n", dev, strerror(errno));
+#endif
+ return NULL;
+ }
+ if (S_ISLNK(sbuf.st_mode)) {
+ realdev = xnfalloc(PATH_MAX + 1);
+ i = readlink(dev, realdev, PATH_MAX);
+ if (i <= 0) {
+#ifdef DEBUG
+ ErrorF("readlink failed for %s (%s)\n", dev, strerror(errno));
+#endif
+ xfree(realdev);
+ return NULL;
+ }
+ realdev[i] = '\0';
+ }
+ }
+ if (!realdev)
+ realdev = xnfstrdup(dev);
+ else {
+ /* If realdev doesn't contain a '/' then prepend "/dev/" */
+ if (!strchr(realdev, '/')) {
+ char *tmp = xnfalloc(strlen(realdev) + 5 + 1);
+ sprintf(tmp, "/dev/%s", realdev);
+ xfree(realdev);
+ realdev = tmp;
+ }
+ }
+
+ if (strcmp(realdev, DEFAULT_MOUSE_DEV) == 0)
+ proto = MOUSE_PROTO_EXPPS2;
+ else if (strcmp(realdev, DEFAULT_PS2_DEV) == 0)
+ proto = MOUSE_PROTO_EXPPS2;
+ else if (strcmp(realdev, DEFAULT_GPM_DATA_DEV) == 0)
+ proto = MOUSE_PROTO_MSC;
+ else if (strcmp(realdev, DEFAULT_GPM_CTL_DEV) == 0)
+ proto = MOUSE_PROTO_GPM;
+ xfree(realdev);
+ /*
+ * If the protocol can't be guessed from the device name,
+ * try to characterise it.
+ */
+ if (proto == MOUSE_PROTO_UNKNOWN) {
+ SYSCALL (fd = open(dev, O_RDWR | O_NONBLOCK | O_EXCL));
+ if (isatty(fd)) {
+ /* Serial PnP has already failed, so give up. */
+ } else {
+ if (fstat(fd, &sbuf) != 0) {
+#ifdef DEBUG
+ ErrorF("fstat failed for %s (%s)\n", dev, strerror(errno));
+#endif
+ close(fd);
+ return NULL;
+ }
+ if (S_ISFIFO(sbuf.st_mode)) {
+ /* Assume GPM data in MSC format. */
+ proto = MOUSE_PROTO_MSC;
+ } else {
+ /* Default to PS/2 */
+ proto = MOUSE_PROTO_PS2;
+ }
+ }
+ close(fd);
+ }
+ if (proto == MOUSE_PROTO_UNKNOWN) {
+ xf86Msg(X_ERROR, "%s: Cannot find mouse protocol.\n",
+ pInfo->name);
+ return NULL;
+ } else {
+ for (i = 0; i < sizeof(devproto)/sizeof(devproto[0]); i++) {
+ if (devproto[i].proto == proto) {
+ xf86Msg(X_INFO,
+ "%s: Setting mouse protocol to \"%s\"\n",
+ pInfo->name, devproto[i].name);
+ return devproto[i].name;
+ }
+ }
+ }
+ return NULL;
+}
+
+static const char *
+GuessProtocol(InputInfoPtr pInfo, int flags)
+{
+ return lnxMouseMagic(pInfo);
+}
+
+static const char *
+SetupAuto(InputInfoPtr pInfo, int *protoPara)
+{
+ return lnxMouseMagic(pInfo);
+}
+
+_X_EXPORT OSMouseInfoPtr
+xf86OSMouseInit(int flags)
+{
+ OSMouseInfoPtr p;
+
+ p = xcalloc(sizeof(OSMouseInfoRec), 1);
+ if (!p)
+ return NULL;
+ p->SupportedInterfaces = SupportedInterfaces;
+ p->DefaultProtocol = DefaultProtocol;
+ p->FindDevice = FindDevice;
+ p->GuessProtocol = GuessProtocol;
+ p->SetupAuto = SetupAuto;
+ return p;
+}
+
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_pci.c b/xorg-server/hw/xfree86/os-support/linux/lnx_pci.c
new file mode 100644
index 000000000..8eedfa49f
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_pci.c
@@ -0,0 +1,193 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <dirent.h>
+#include <X11/X.h>
+#include "os.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+#define XF86_OS_PRIVS
+#include "xf86_OSproc.h"
+#include "xf86Pci.h"
+#include "Pci.h"
+
+#ifdef __sparc__
+#define PCIADDR_TYPE long long
+#define PCIADDR_IGNORE_FMT "%*x"
+#define PCIADDR_FMT "%llx"
+#else
+#define PCIADDR_TYPE long
+#define PCIADDR_IGNORE_FMT "%*x"
+#define PCIADDR_FMT "%lx"
+#endif
+
+struct pci_dev {
+ unsigned int domain;
+ unsigned int bus;
+ unsigned int dev;
+ unsigned int fn;
+ PCIADDR_TYPE offset[7];
+ PCIADDR_TYPE size[7];
+ struct pci_dev *next;
+};
+
+struct pci_dev *xf86OSLinuxPCIDevs = NULL;
+int xf86OSLinuxNumPciDevs = 0;
+
+static struct pci_dev *xf86OSLinuxGetPciDevs(void) {
+ char c[0x200];
+ FILE *file = NULL;
+ DIR *dir;
+ struct dirent *dirent;
+ struct pci_dev *tmp, *ret = NULL;
+ unsigned int i, num, devfn;
+ unsigned PCIADDR_TYPE begin, end;
+ char *res;
+
+ /* Try 2.6 devices first, with domain support */
+ if ( (dir = opendir ("/sys/bus/pci/devices")) ) {
+ xf86OSLinuxNumPciDevs = 0;
+ while ( (dirent = readdir (dir)) ) {
+ unsigned int domain, bus, dev, fn;
+ if (sscanf (dirent->d_name, "%04x:%02x:%02x.%01x",
+ &domain, &bus, &dev, &fn) == 4) {
+ tmp = xcalloc (sizeof(struct pci_dev), 1);
+ tmp->domain = domain;
+ tmp->bus = bus;
+ tmp->dev = dev;
+ tmp->fn = fn;
+ sprintf (c, "/sys/bus/pci/devices/%12s/resource",
+ dirent->d_name);
+ i = 0;
+ if ( (file = fopen (c, "r")) ) {
+ while (i < 7 && fgets (c, 0x200, file)) {
+ if (sscanf (c, PCIADDR_FMT " " PCIADDR_FMT " "
+ PCIADDR_IGNORE_FMT, &begin, &end) == 2) {
+ tmp->offset[i] = begin;
+ tmp->size[i] = begin ? end-begin+1 : 0;
+ i++;
+ }
+ }
+ fclose (file);
+ }
+ if (i > 0) {
+ tmp->next = ret;
+ ret = tmp;
+ xf86OSLinuxNumPciDevs++;
+ } else
+ xfree (tmp);
+ }
+ }
+ closedir (dir);
+ }
+
+ if (ret)
+ return ret;
+
+ file = fopen("/proc/bus/pci/devices", "r");
+ if (!file) return NULL;
+
+ xf86OSLinuxNumPciDevs = 0;
+
+ do {
+ res = fgets(c, 0x1ff, file);
+ if (res) {
+ tmp = xcalloc(sizeof(struct pci_dev),1);
+ num = sscanf(res,
+ /*bus+dev vendorid deviceid irq */
+ "%02x%02x\t%*04x%*04x\t%*x"
+ /* 7 PCI resource base addresses */
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ /* 7 PCI resource sizes, and then optionally a driver name */
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT
+ "\t" PCIADDR_FMT,
+ &tmp->bus,&devfn,&tmp->offset[0],&tmp->offset[1],&tmp->offset[2],&tmp->offset[3],
+ &tmp->offset[4],&tmp->offset[5],&tmp->offset[6], &tmp->size[0], &tmp->size[1], &tmp->size[2],
+ &tmp->size[3], &tmp->size[4], &tmp->size[5], &tmp->size[6]);
+ tmp->dev = devfn >> 3;
+ tmp->fn = devfn & 0x7;
+ if (num != 16) { /* apparantly not 2.3 style */
+ xfree(tmp);
+ fclose(file);
+ return NULL;
+ }
+ if (ret) {
+ tmp->next = ret;
+ }
+ ret = tmp;
+ xf86OSLinuxNumPciDevs++;
+ }
+ } while (res);
+ fclose(file);
+ return ret;
+}
+
+/* Query the kvirt address (64bit) of a BAR range from size for a given TAG */
+unsigned long
+xf86GetOSOffsetFromPCI(PCITAG tag, int space, unsigned long base)
+{
+ unsigned int ndx;
+ struct pci_dev *device;
+ struct pci_device *dev;
+
+ if (!xf86OSLinuxPCIDevs) {
+ xf86OSLinuxPCIDevs = xf86OSLinuxGetPciDevs();
+ }
+ if (!xf86OSLinuxPCIDevs) {
+ return FALSE;
+ }
+
+ for (device = xf86OSLinuxPCIDevs; device; device = device->next) {
+ dev = pci_device_find_by_slot(device->domain, device->bus,
+ device->dev, device->fn);
+ if (dev != NULL) {
+ /* ok now look through all the BAR values of this device */
+ for (ndx=0; ndx<7; ndx++) {
+ uint32_t savePtr;
+ uint32_t flagMask;
+
+ /* The ROM BAR isn't with the other BARs.
+ */
+ const pciaddr_t offset = (ndx == 6)
+ ? (4 * 12) : (4 * ndx) + 16;
+
+ pci_device_cfg_read_u32(dev, &savePtr, offset);
+
+ /* Ignore unset base addresses. The kernel may have reported
+ * non-zero size and address even if they are disabled (e.g.,
+ * disabled ROM BAR).
+ */
+ if (savePtr == 0)
+ continue;
+
+ /* Remove memory attribute bits, different for IO
+ * and memory ranges.
+ */
+ flagMask = (savePtr & 0x1) ? ~0x3UL : ~0xFUL;
+ savePtr &= flagMask;
+
+ /* find the index of the incoming base */
+ if (base >= savePtr && base < (savePtr + device->size[ndx])) {
+ return (device->offset[ndx] & flagMask) + (base - savePtr);
+ }
+ }
+ }
+ }
+
+ return 0;
+}
diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_video.c b/xorg-server/hw/xfree86/os-support/linux/lnx_video.c
new file mode 100644
index 000000000..1bd2d575f
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/linux/lnx_video.c
@@ -0,0 +1,1106 @@
+/*
+ * 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 <errno.h>
+#include <string.h>
+
+#include <X11/X.h>
+#include "input.h"
+#include "scrnintstr.h"
+
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86_OSlib.h"
+#include "xf86OSpriv.h"
+#include "lnx.h"
+#ifdef __alpha__
+#include "shared/xf86Axp.h"
+#endif
+
+#ifdef HAS_MTRR_SUPPORT
+#include <asm/mtrr.h>
+#endif
+
+#ifndef MAP_FAILED
+#define MAP_FAILED ((void *)-1)
+#endif
+
+static Bool ExtendedEnabled = FALSE;
+
+#ifdef __ia64__
+
+#include "compiler.h"
+#include <sys/io.h>
+
+#elif !defined(__powerpc__) && \
+ !defined(__mc68000__) && \
+ !defined(__sparc__) && \
+ !defined(__mips__) && \
+ !defined(__arm__)
+
+/*
+ * Due to conflicts with "compiler.h", don't rely on <sys/io.h> to declare
+ * these.
+ */
+extern int ioperm(unsigned long __from, unsigned long __num, int __turn_on);
+extern int iopl(int __level);
+
+#endif
+
+#ifdef __alpha__
+
+# ifdef LIBC_IS_FIXED
+extern void sethae(unsigned long hae);
+# else
+# include <unistd.h>
+# define sethae(x) syscall(301,x);
+# endif
+
+/* define to test the Sparse addressing on a non-Jensen */
+# ifdef TEST_JENSEN_CODE
+# define isJensen (1)
+# else
+# define isJensen (axpSystem == JENSEN)
+# endif
+
+# define BUS_BASE bus_base
+
+#else
+
+#define BUS_BASE (0)
+
+#endif /* __alpha__ */
+
+/***************************************************************************/
+/* Video Memory Mapping section */
+/***************************************************************************/
+
+static pointer mapVidMem(int, unsigned long, unsigned long, int);
+static void unmapVidMem(int, pointer, unsigned long);
+#if defined (__alpha__)
+static pointer mapVidMemSparse(int, unsigned long, unsigned long, int);
+extern axpDevice lnxGetAXP(void);
+static void unmapVidMemSparse(int, pointer, unsigned long);
+# if defined(JENSEN_SUPPORT)
+static pointer mapVidMemJensen(int, unsigned long, unsigned long, int);
+static void unmapVidMemJensen(int, pointer, unsigned long);
+# endif
+static axpDevice axpSystem = -1;
+static Bool needSparse;
+static unsigned long hae_thresh;
+static unsigned long hae_mask;
+static unsigned long bus_base;
+static unsigned long sparse_size;
+#endif
+
+#ifdef HAS_MTRR_SUPPORT
+
+#define SPLIT_WC_REGIONS 1
+
+static pointer setWC(int, unsigned long, unsigned long, Bool, MessageType);
+static void undoWC(int, pointer);
+
+/* The file desc for /proc/mtrr. Once opened, left opened, and the mtrr
+ driver will clean up when we exit. */
+#define MTRR_FD_UNOPENED (-1) /* We have yet to open /proc/mtrr */
+#define MTRR_FD_PROBLEM (-2) /* We tried to open /proc/mtrr, but had
+ a problem. */
+static int mtrr_fd = MTRR_FD_UNOPENED;
+
+/* Open /proc/mtrr. FALSE on failure. Will always fail on Linux 2.0,
+ and will fail on Linux 2.2 with MTRR support configured out,
+ so verbosity should be chosen appropriately. */
+static Bool
+mtrr_open(int verbosity)
+{
+ /* Only report absence of /proc/mtrr once. */
+ static Bool warned = FALSE;
+
+ if (mtrr_fd == MTRR_FD_UNOPENED) {
+ mtrr_fd = open("/proc/mtrr", O_WRONLY);
+
+ if (mtrr_fd < 0)
+ mtrr_fd = MTRR_FD_PROBLEM;
+ }
+
+ if (mtrr_fd == MTRR_FD_PROBLEM) {
+ /* To make sure we only ever warn once, need to check
+ verbosity outside xf86MsgVerb */
+ if (!warned && verbosity <= xf86GetVerbosity()) {
+ xf86MsgVerb(X_WARNING, verbosity,
+ "System lacks support for changing MTRRs\n");
+ warned = TRUE;
+ }
+
+ return FALSE;
+ }
+ else
+ return TRUE;
+}
+
+/*
+ * We maintain a list of WC regions for each physical mapping so they can
+ * be undone when unmapping.
+ */
+
+struct mtrr_wc_region {
+ struct mtrr_sentry sentry;
+ Bool added; /* added WC or removed it */
+ struct mtrr_wc_region * next;
+};
+
+
+static struct mtrr_wc_region *
+mtrr_cull_wc_region(int screenNum, unsigned long base, unsigned long size,
+ MessageType from)
+{
+ /* Some BIOS writers thought that setting wc over the mmio
+ region of a graphics devices was a good idea. Try to fix
+ it. */
+
+ struct mtrr_gentry gent;
+ struct mtrr_wc_region *wcreturn = NULL, *wcr;
+ int count, ret=0;
+
+ /* Linux 2.0 users should not get a warning without -verbose */
+ if (!mtrr_open(2))
+ return NULL;
+
+ for (gent.regnum = 0;
+ ioctl(mtrr_fd, MTRRIOC_GET_ENTRY, &gent) >= 0;
+ gent.regnum++) {
+ if (gent.type != MTRR_TYPE_WRCOMB
+ || gent.base + gent.size <= base
+ || base + size <= gent.base)
+ continue;
+
+ /* Found an overlapping region. Delete it. */
+
+ wcr = xalloc(sizeof(*wcr));
+ if (!wcr)
+ return NULL;
+ wcr->sentry.base = gent.base;
+ wcr->sentry.size = gent.size;
+ wcr->sentry.type = MTRR_TYPE_WRCOMB;
+ wcr->added = FALSE;
+
+ count = 3;
+ while (count-- &&
+ (ret = ioctl(mtrr_fd, MTRRIOC_KILL_ENTRY, &(wcr->sentry))) < 0);
+
+ if (ret >= 0) {
+ xf86DrvMsg(screenNum, from,
+ "Removed MMIO write-combining range "
+ "(0x%lx,0x%lx)\n",
+ (unsigned long) gent.base, (unsigned long) gent.size);
+ wcr->next = wcreturn;
+ wcreturn = wcr;
+ gent.regnum--;
+ } else {
+ xfree(wcr);
+ xf86DrvMsgVerb(screenNum, X_WARNING, 0,
+ "Failed to remove MMIO "
+ "write-combining range (0x%lx,0x%lx)\n",
+ gent.base, (unsigned long) gent.size);
+ }
+ }
+ return wcreturn;
+}
+
+
+static struct mtrr_wc_region *
+mtrr_remove_offending(int screenNum, unsigned long base, unsigned long size,
+ MessageType from)
+{
+ struct mtrr_gentry gent;
+ struct mtrr_wc_region *wcreturn = NULL, **wcr;
+
+ if (!mtrr_open(2))
+ return NULL;
+
+ wcr = &wcreturn;
+ for (gent.regnum = 0;
+ ioctl(mtrr_fd, MTRRIOC_GET_ENTRY, &gent) >= 0; gent.regnum++ ) {
+ if (gent.type == MTRR_TYPE_WRCOMB
+ && ((gent.base >= base && gent.base + gent.size < base + size) ||
+ (gent.base > base && gent.base + gent.size <= base + size))) {
+ *wcr = mtrr_cull_wc_region(screenNum, gent.base, gent.size, from);
+ if (*wcr) gent.regnum--;
+ while(*wcr) {
+ wcr = &((*wcr)->next);
+ }
+ }
+ }
+ return wcreturn;
+}
+
+
+static struct mtrr_wc_region *
+mtrr_add_wc_region(int screenNum, unsigned long base, unsigned long size,
+ MessageType from)
+{
+ struct mtrr_wc_region **wcr, *wcreturn, *curwcr;
+
+ /*
+ * There can be only one....
+ */
+
+ wcreturn = mtrr_remove_offending(screenNum, base, size, from);
+ wcr = &wcreturn;
+ while (*wcr) {
+ wcr = &((*wcr)->next);
+ }
+
+ /* Linux 2.0 should not warn, unless the user explicitly asks for
+ WC. */
+
+ if (!mtrr_open(from == X_CONFIG ? 0 : 2))
+ return wcreturn;
+
+ *wcr = curwcr = xalloc(sizeof(**wcr));
+ if (!curwcr)
+ return wcreturn;
+
+ curwcr->sentry.base = base;
+ curwcr->sentry.size = size;
+ curwcr->sentry.type = MTRR_TYPE_WRCOMB;
+ curwcr->added = TRUE;
+ curwcr->next = NULL;
+
+#if SPLIT_WC_REGIONS
+ /*
+ * Splits up the write-combining region if it is not aligned on a
+ * size boundary.
+ */
+
+ {
+ unsigned long lbase, d_size = 1;
+ unsigned long n_size = size;
+ unsigned long n_base = base;
+
+ for (lbase = n_base, d_size = 1; !(lbase & 1);
+ lbase = lbase >> 1, d_size <<= 1);
+ while (d_size > n_size)
+ d_size = d_size >> 1;
+#ifdef DEBUG
+ ErrorF("WC_BASE: 0x%lx WC_END: 0x%lx\n",base,base+d_size-1);
+#endif
+ n_base += d_size;
+ n_size -= d_size;
+ if (n_size) {
+ xf86DrvMsgVerb(screenNum,X_INFO,3,"Splitting WC range: "
+ "base: 0x%lx, size: 0x%lx\n",base,size);
+ curwcr->next = mtrr_add_wc_region(screenNum, n_base, n_size,from);
+ }
+ curwcr->sentry.size = d_size;
+ }
+
+ /*****************************************************************/
+#endif /* SPLIT_WC_REGIONS */
+
+ if (ioctl(mtrr_fd, MTRRIOC_ADD_ENTRY, &curwcr->sentry) >= 0) {
+ /* Avoid printing on every VT switch */
+ if (xf86ServerIsInitialising()) {
+ xf86DrvMsg(screenNum, from,
+ "Write-combining range (0x%lx,0x%lx)\n",
+ base, size);
+ }
+ return wcreturn;
+ }
+ else {
+ *wcr = curwcr->next;
+ xfree(curwcr);
+
+ /* Don't complain about the VGA region: MTRR fixed
+ regions aren't currently supported, but might be in
+ the future. */
+ if ((unsigned long)base >= 0x100000) {
+ xf86DrvMsgVerb(screenNum, X_WARNING, 0,
+ "Failed to set up write-combining range "
+ "(0x%lx,0x%lx)\n", base, size);
+ }
+ return wcreturn;
+ }
+}
+
+static void
+mtrr_undo_wc_region(int screenNum, struct mtrr_wc_region *wcr)
+{
+ struct mtrr_wc_region *p, *prev;
+
+ if (mtrr_fd > 0) {
+ p = wcr;
+ while (p) {
+ if (p->added)
+ ioctl(mtrr_fd, MTRRIOC_DEL_ENTRY, &p->sentry);
+ prev = p;
+ p = p->next;
+ xfree(prev);
+ }
+ }
+}
+
+static pointer
+setWC(int screenNum, unsigned long base, unsigned long size, Bool enable,
+ MessageType from)
+{
+ if (enable)
+ return mtrr_add_wc_region(screenNum, base, size, from);
+ else
+ return mtrr_cull_wc_region(screenNum, base, size, from);
+}
+
+static void
+undoWC(int screenNum, pointer regioninfo)
+{
+ mtrr_undo_wc_region(screenNum, regioninfo);
+}
+
+#endif /* HAS_MTRR_SUPPORT */
+
+void
+xf86OSInitVidMem(VidMemInfoPtr pVidMem)
+{
+ pVidMem->linearSupported = TRUE;
+#ifdef __alpha__
+ if (axpSystem == -1) {
+ axpSystem = lnxGetAXP();
+ if ((needSparse = (_bus_base_sparse() > 0))) {
+ hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
+ hae_mask = xf86AXPParams[axpSystem].hae_mask;
+ sparse_size = xf86AXPParams[axpSystem].size;
+ }
+ bus_base = _bus_base();
+ }
+ if (isJensen) {
+# ifndef JENSEN_SUPPORT
+ FatalError("Jensen is not supported any more\n"
+ "If you are intereseted in fixing Jensen support\n"
+ "please contact xorg@lists.freedesktop.org\n");
+# else
+ xf86Msg(X_INFO,"Machine type is Jensen\n");
+ pVidMem->mapMem = mapVidMemJensen;
+ pVidMem->unmapMem = unmapVidMemJensen;
+# endif /* JENSEN_SUPPORT */
+ } else if (needSparse) {
+ xf86Msg(X_INFO,"Machine needs sparse mapping\n");
+ pVidMem->mapMem = mapVidMemSparse;
+ pVidMem->unmapMem = unmapVidMemSparse;
+ } else {
+ xf86Msg(X_INFO,"Machine type has 8/16 bit access\n");
+ pVidMem->mapMem = mapVidMem;
+ pVidMem->unmapMem = unmapVidMem;
+ }
+#else
+ pVidMem->mapMem = mapVidMem;
+ pVidMem->unmapMem = unmapVidMem;
+#endif /* __alpha__ */
+
+
+#ifdef HAS_MTRR_SUPPORT
+ pVidMem->setWC = setWC;
+ pVidMem->undoWC = undoWC;
+#endif
+ pVidMem->initialised = TRUE;
+}
+
+#ifdef __sparc__
+/* Basically, you simply cannot do this on Sparc. You have to do something portable
+ * like use /dev/fb* or mmap() on /proc/bus/pci/X/Y nodes. -DaveM
+ */
+static pointer mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
+{
+ return NULL;
+}
+#else
+static pointer
+mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
+{
+ pointer base;
+ int fd;
+ int mapflags = MAP_SHARED;
+ int prot;
+ memType realBase, alignOff;
+
+ realBase = Base & ~(getpagesize() - 1);
+ alignOff = Base - realBase;
+#ifdef DEBUG
+ ErrorF("base: %lx, realBase: %lx, alignOff: %lx \n",
+ Base,realBase,alignOff);
+#endif
+
+#if defined(__ia64__) || defined(__arm__) || defined(__s390__)
+#ifndef MAP_WRITECOMBINED
+#define MAP_WRITECOMBINED 0x00010000
+#endif
+#ifndef MAP_NONCACHED
+#define MAP_NONCACHED 0x00020000
+#endif
+ if(flags & VIDMEM_FRAMEBUFFER)
+ mapflags |= MAP_WRITECOMBINED;
+ else
+ mapflags |= MAP_NONCACHED;
+#endif
+
+#if 0
+ /* this will disappear when people upgrade their kernels */
+ fd = open(DEV_MEM,
+ ((flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR) | O_SYNC);
+#else
+ fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);
+#endif
+ if (fd < 0)
+ {
+ FatalError("xf86MapVidMem: failed to open " DEV_MEM " (%s)\n",
+ strerror(errno));
+ }
+
+ if (flags & VIDMEM_READONLY)
+ prot = PROT_READ;
+ else
+ prot = PROT_READ | PROT_WRITE;
+
+ /* This requires linux-0.99.pl10 or above */
+ base = mmap((caddr_t)0, Size + alignOff, prot, mapflags, fd,
+ (off_t)realBase + BUS_BASE);
+ close(fd);
+ if (base == MAP_FAILED) {
+ FatalError("xf86MapVidMem: Could not mmap framebuffer"
+ " (0x%08lx,0x%lx) (%s)\n", Base, Size,
+ strerror(errno));
+ }
+#ifdef DEBUG
+ ErrorF("base: %lx aligned base: %lx\n",base, base + alignOff);
+#endif
+ return (char *)base + alignOff;
+}
+#endif /* !(__sparc__) */
+
+static void
+unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
+{
+ memType alignOff = (memType)Base
+ - ((memType)Base & ~(getpagesize() - 1));
+
+#ifdef DEBUG
+ ErrorF("alignment offset: %lx\n",alignOff);
+#endif
+ munmap((caddr_t)((memType)Base - alignOff), (Size + alignOff));
+}
+
+
+/***************************************************************************/
+/* I/O Permissions section */
+/***************************************************************************/
+
+#if defined(__powerpc__)
+_X_EXPORT volatile unsigned char *ioBase = NULL;
+
+#ifndef __NR_pciconfig_iobase
+#define __NR_pciconfig_iobase 200
+#endif
+
+#endif
+
+_X_EXPORT Bool
+xf86EnableIO(void)
+{
+#if defined(__powerpc__)
+ int fd;
+ unsigned int ioBase_phys;
+#endif
+
+ if (ExtendedEnabled)
+ return TRUE;
+
+#if defined(__powerpc__)
+ ioBase_phys = syscall(__NR_pciconfig_iobase, 2, 0, 0);
+
+ fd = open("/dev/mem", O_RDWR);
+ if (ioBase == NULL) {
+ ioBase = (volatile unsigned char *)mmap(0, 0x20000,
+ PROT_READ | PROT_WRITE, MAP_SHARED, fd,
+ ioBase_phys);
+/* Should this be fatal or just a warning? */
+#if 0
+ if (ioBase == MAP_FAILED) {
+ xf86Msg(X_WARNING,
+ "xf86EnableIOPorts: Failed to map iobase (%s)\n",
+ strerror(errno));
+ return FALSE;
+ }
+#endif
+ }
+ close(fd);
+#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__arm__)
+ if (ioperm(0, 1024, 1) || iopl(3)) {
+ if (errno == ENODEV)
+ ErrorF("xf86EnableIOPorts: no I/O ports found\n");
+ else
+ FatalError("xf86EnableIOPorts: failed to set IOPL"
+ " for I/O (%s)\n", strerror(errno));
+ return FALSE;
+ }
+# if !defined(__alpha__)
+ ioperm(0x40,4,0); /* trap access to the timer chip */
+ ioperm(0x60,4,0); /* trap access to the keyboard controller */
+# endif
+#endif
+ ExtendedEnabled = TRUE;
+
+ return TRUE;
+}
+
+_X_EXPORT void
+xf86DisableIO(void)
+{
+ if (!ExtendedEnabled)
+ return;
+#if defined(__powerpc__)
+ munmap(ioBase, 0x20000);
+ ioBase = NULL;
+#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) && !defined(__arm__) && !defined(__s390__)
+ iopl(0);
+ ioperm(0, 1024, 0);
+#endif
+ ExtendedEnabled = FALSE;
+
+ return;
+}
+
+/*
+ * Don't use these two functions. They can't possibly work. If you actually
+ * need interrupts off for something, you ought to be doing it in the kernel
+ * anyway.
+ */
+
+_X_EXPORT Bool
+xf86DisableInterrupts()
+{
+ return (TRUE);
+}
+
+_X_EXPORT void
+xf86EnableInterrupts()
+{
+ return;
+}
+
+#if defined (__alpha__)
+
+#define vuip volatile unsigned int *
+
+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);
+
+#define DENSE_BASE 0x2ff00000000UL
+#define SPARSE_BASE 0x30000000000UL
+
+static unsigned long msb_set = 0;
+
+static pointer
+mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
+{
+ int fd, prot;
+ unsigned long ret, rets = 0;
+
+ static Bool was_here = FALSE;
+
+ if (!was_here) {
+ was_here = TRUE;
+
+ xf86WriteMmio8 = writeSparse8;
+ xf86WriteMmio16 = writeSparse16;
+ xf86WriteMmio32 = writeSparse32;
+ xf86WriteMmioNB8 = writeSparseNB8;
+ xf86WriteMmioNB16 = writeSparseNB16;
+ xf86WriteMmioNB32 = writeSparseNB32;
+ xf86ReadMmio8 = readSparse8;
+ xf86ReadMmio16 = readSparse16;
+ xf86ReadMmio32 = readSparse32;
+ }
+
+ fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);
+ if (fd < 0) {
+ FatalError("xf86MapVidMem: failed to open " DEV_MEM " (%s)\n",
+ strerror(errno));
+ }
+
+#if 0
+ xf86Msg(X_INFO,"mapVidMemSparse: try Base 0x%lx size 0x%lx flags 0x%x\n",
+ Base, Size, flags);
+#endif
+
+ if (flags & VIDMEM_READONLY)
+ prot = PROT_READ;
+ else
+ prot = PROT_READ | PROT_WRITE;
+
+ /* This requirers linux-0.99.pl10 or above */
+
+ /*
+ * Always do DENSE mmap, since read32/write32 currently require it.
+ */
+ ret = (unsigned long)mmap((caddr_t)(DENSE_BASE + Base), Size,
+ prot, MAP_SHARED, fd,
+ (off_t) (bus_base + Base));
+
+ /*
+ * Do SPARSE mmap only when MMIO and not MMIO_32BIT, or FRAMEBUFFER
+ * and SPARSE (which should require the use of read/write macros).
+ *
+ * By not SPARSE mmapping an 8MB framebuffer, we can save approx. 256K
+ * bytes worth of pagetable (32 pages).
+ */
+ if (((flags & VIDMEM_MMIO) && !(flags & VIDMEM_MMIO_32BIT)) ||
+ ((flags & VIDMEM_FRAMEBUFFER) && (flags & VIDMEM_SPARSE)))
+ {
+ rets = (unsigned long)mmap((caddr_t)(SPARSE_BASE + (Base << 5)),
+ Size << 5, prot, MAP_SHARED, fd,
+ (off_t) _bus_base_sparse() + (Base << 5));
+ }
+
+ close(fd);
+
+ if (ret == (unsigned long)MAP_FAILED) {
+ FatalError("xf86MapVidMemSparse: Could not (dense) mmap fb (%s)\n",
+ strerror(errno));
+ }
+
+ if (((flags & VIDMEM_MMIO) && !(flags & VIDMEM_MMIO_32BIT)) ||
+ ((flags & VIDMEM_FRAMEBUFFER) && (flags & VIDMEM_SPARSE)))
+ {
+ if (rets == (unsigned long)MAP_FAILED ||
+ rets != (SPARSE_BASE + (Base << 5)))
+ {
+ FatalError("mapVidMemSparse: Could not (sparse) mmap fb (%s)\n",
+ strerror(errno));
+ }
+ }
+
+#if 1
+ if (rets)
+ xf86Msg(X_INFO,"mapVidMemSparse: mapped Base 0x%lx size 0x%lx"
+ " to DENSE at 0x%lx and SPARSE at 0x%lx\n",
+ Base, Size, ret, rets);
+ else
+ xf86Msg(X_INFO,"mapVidMemSparse: mapped Base 0x%lx size 0x%lx"
+ " to DENSE only at 0x%lx\n",
+ Base, Size, ret);
+
+#endif
+ return (pointer) ret;
+}
+
+static void
+unmapVidMemSparse(int ScreenNum, pointer Base, unsigned long Size)
+{
+ unsigned long Offset = (unsigned long)Base - DENSE_BASE;
+#if 1
+ xf86Msg(X_INFO,"unmapVidMemSparse: unmapping Base 0x%lx Size 0x%lx\n",
+ Base, Size);
+#endif
+ /* Unmap DENSE always. */
+ munmap((caddr_t)Base, Size);
+
+ /* Unmap SPARSE always, and ignore error in case we did not map it. */
+ munmap((caddr_t)(SPARSE_BASE + (Offset << 5)), Size << 5);
+}
+
+static int
+readSparse8(pointer Base, register unsigned long Offset)
+{
+ register unsigned long result, shift;
+ register unsigned long msb;
+
+ mem_barrier();
+ Offset += (unsigned long)Base - DENSE_BASE;
+ shift = (Offset & 0x3) << 3;
+ if (Offset >= (hae_thresh)) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+
+ mem_barrier();
+ result = *(vuip) (SPARSE_BASE + (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 - DENSE_BASE;
+ shift = (Offset & 0x2) << 3;
+ if (Offset >= hae_thresh) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+
+ mem_barrier();
+ result = *(vuip)(SPARSE_BASE + (Offset<<5) + (1<<(5-2)));
+ result >>= shift;
+ return 0xffffUL & result;
+}
+
+static int
+readSparse32(pointer Base, register unsigned long Offset)
+{
+ /* NOTE: this is really using DENSE. */
+ 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 - DENSE_BASE;
+ if (Offset >= hae_thresh) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+
+ write_mem_barrier();
+ *(vuip) (SPARSE_BASE + (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 - DENSE_BASE;
+ if (Offset >= hae_thresh) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+
+ write_mem_barrier();
+ *(vuip)(SPARSE_BASE + (Offset<<5) + (1<<(5-2))) = w * 0x00010001;
+}
+
+static void
+writeSparse32(int Value, pointer Base, register unsigned long Offset)
+{
+ /* NOTE: this is really using DENSE. */
+ 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 - DENSE_BASE;
+ if (Offset >= hae_thresh) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+ *(vuip) (SPARSE_BASE + (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 - DENSE_BASE;
+ if (Offset >= hae_thresh) {
+ msb = Offset & hae_mask;
+ Offset -= msb;
+ if (msb_set != msb) {
+ sethae(msb);
+ msb_set = msb;
+ }
+ }
+ *(vuip)(SPARSE_BASE+(Offset<<5)+(1<<(5-2))) = w * 0x00010001;
+}
+
+static void
+writeSparseNB32(int Value, pointer Base, register unsigned long Offset)
+{
+ /* NOTE: this is really using DENSE. */
+ *(vuip)((unsigned long)Base + (Offset)) = Value;
+ return;
+}
+
+_X_EXPORT void (*xf86WriteMmio8)(int Value, pointer Base, unsigned long Offset)
+ = writeDense8;
+_X_EXPORT void (*xf86WriteMmio16)(int Value, pointer Base, unsigned long Offset)
+ = writeDense16;
+_X_EXPORT void (*xf86WriteMmio32)(int Value, pointer Base, unsigned long Offset)
+ = writeDense32;
+_X_EXPORT void (*xf86WriteMmioNB8)(int Value, pointer Base, unsigned long Offset)
+ = writeDenseNB8;
+_X_EXPORT void (*xf86WriteMmioNB16)(int Value, pointer Base, unsigned long Offset)
+ = writeDenseNB16;
+_X_EXPORT void (*xf86WriteMmioNB32)(int Value, pointer Base, unsigned long Offset)
+ = writeDenseNB32;
+_X_EXPORT int (*xf86ReadMmio8)(pointer Base, unsigned long Offset)
+ = readDense8;
+_X_EXPORT int (*xf86ReadMmio16)(pointer Base, unsigned long Offset)
+ = readDense16;
+_X_EXPORT int (*xf86ReadMmio32)(pointer Base, unsigned long Offset)
+ = readDense32;
+
+#ifdef JENSEN_SUPPORT
+
+static int
+readSparseJensen8(pointer Base, register unsigned long Offset);
+static int
+readSparseJensen16(pointer Base, register unsigned long Offset);
+static int
+readSparseJensen32(pointer Base, register unsigned long Offset);
+static void
+writeSparseJensen8(int Value, pointer Base, register unsigned long Offset);
+static void
+writeSparseJensen16(int Value, pointer Base, register unsigned long Offset);
+static void
+writeSparseJensen32(int Value, pointer Base, register unsigned long Offset);
+static void
+writeSparseJensenNB8(int Value, pointer Base, register unsigned long Offset);
+static void
+writeSparseJensenNB16(int Value, pointer Base, register unsigned long Offset);
+static void
+writeSparseJensenNB32(int Value, pointer Base, register unsigned long Offset);
+
+/*
+ * The Jensen lacks dense memory, thus we have to address the bus via
+ * the sparse addressing scheme.
+ *
+ * Martin Ostermann (ost@comnets.rwth-aachen.de) - Apr.-Sep. 1996
+ */
+
+#ifdef TEST_JENSEN_CODE
+#define SPARSE (5)
+#else
+#define SPARSE (7)
+#endif
+
+#define JENSEN_SHIFT(x) ((long)x<<SPARSE)
+
+static pointer
+mapVidMemJensen(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
+{
+ pointer base;
+ int fd, prot;
+
+ xf86WriteMmio8 = writeSparseJensen8;
+ xf86WriteMmio16 = writeSparseJensen16;
+ xf86WriteMmio32 = writeSparseJensen32;
+ xf86WriteMmioNB8 = writeSparseJensenNB8;
+ xf86WriteMmioNB16 = writeSparseJensenNB16;
+ xf86WriteMmioNB32 = writeSparseJensenNB32;
+ xf86ReadMmio8 = readSparseJensen8;
+ xf86ReadMmio16 = readSparseJensen16;
+ xf86ReadMmio32 = readSparseJensen32;
+
+ fd = open(DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR);
+ if (fd < 0) {
+ FatalError("xf86MapVidMem: failed to open " DEV_MEM " (%s)\n",
+ strerror(errno));
+ }
+
+ if (flags & VIDMEM_READONLY)
+ prot = PROT_READ;
+ else
+ prot = PROT_READ | PROT_WRITE;
+
+ /* This requires linux-0.99.pl10 or above */
+ base = mmap((caddr_t)0, JENSEN_SHIFT(Size),
+ prot, MAP_SHARED, fd,
+ (off_t)(JENSEN_SHIFT((off_t)Base) + _bus_base_sparse()));
+ close(fd);
+ if (base == MAP_FAILED) {
+ FatalError("xf86MapVidMem: Could not mmap framebuffer"
+ " (0x%08x,0x%x) (%s)\n", Base, Size,
+ strerror(errno));
+ }
+ return base;
+}
+
+static void
+unmapVidMemJensen(int ScreenNum, pointer Base, unsigned long Size)
+{
+ munmap((caddr_t)Base, JENSEN_SHIFT(Size));
+}
+
+static int
+readSparseJensen8(pointer Base, register unsigned long Offset)
+{
+ register unsigned long result, shift;
+
+ mem_barrier();
+ shift = (Offset & 0x3) << 3;
+
+ result = *(vuip) ((unsigned long)Base + (Offset << SPARSE));
+
+ result >>= shift;
+ return 0xffUL & result;
+}
+
+static int
+readSparseJensen16(pointer Base, register unsigned long Offset)
+{
+ register unsigned long result, shift;
+
+ mem_barrier();
+ shift = (Offset & 0x2) << 3;
+
+ result = *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(1<<(SPARSE-2)));
+
+ result >>= shift;
+ return 0xffffUL & result;
+}
+
+static int
+readSparseJensen32(pointer Base, register unsigned long Offset)
+{
+ register unsigned long result;
+
+ mem_barrier();
+ result = *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(3<<(SPARSE-2)));
+
+ return result;
+}
+
+static void
+writeSparseJensen8(int Value, pointer Base, register unsigned long Offset)
+{
+ register unsigned int b = Value & 0xffU;
+
+ write_mem_barrier();
+ *(vuip) ((unsigned long)Base + (Offset << SPARSE)) = b * 0x01010101;
+}
+
+static void
+writeSparseJensen16(int Value, pointer Base, register unsigned long Offset)
+{
+ register unsigned int w = Value & 0xffffU;
+
+ write_mem_barrier();
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(1<<(SPARSE-2))) =
+ w * 0x00010001;
+}
+
+static void
+writeSparseJensen32(int Value, pointer Base, register unsigned long Offset)
+{
+ write_mem_barrier();
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(3<<(SPARSE-2))) = Value;
+}
+
+static void
+writeSparseJensenNB8(int Value, pointer Base, register unsigned long Offset)
+{
+ register unsigned int b = Value & 0xffU;
+
+ *(vuip) ((unsigned long)Base + (Offset << SPARSE)) = b * 0x01010101;
+}
+
+static void
+writeSparseJensenNB16(int Value, pointer Base, register unsigned long Offset)
+{
+ register unsigned int w = Value & 0xffffU;
+
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(1<<(SPARSE-2))) =
+ w * 0x00010001;
+}
+
+static void
+writeSparseJensenNB32(int Value, pointer Base, register unsigned long Offset)
+{
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE)+(3<<(SPARSE-2))) = Value;
+}
+#endif /* JENSEN_SUPPORT */
+
+#endif /* __alpha__ */