diff options
Diffstat (limited to 'hw/xfree86/os-support/bsd')
| -rw-r--r-- | hw/xfree86/os-support/bsd/Makefile.am | 76 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/Makefile.in | 881 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/alpha_video.c | 719 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/arm_video.c | 666 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_VTsw.c | 103 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_apm.c | 139 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_axp.c | 72 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_bell.c | 86 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_ev56.c | 99 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_init.c | 756 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_kmod.c | 28 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/bsd_kqueue_apm.c | 201 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/i386_video.c | 908 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/memrange.h | 69 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/ppc_video.c | 153 | ||||
| -rw-r--r-- | hw/xfree86/os-support/bsd/sparc64_video.c | 91 |
16 files changed, 5047 insertions, 0 deletions
diff --git a/hw/xfree86/os-support/bsd/Makefile.am b/hw/xfree86/os-support/bsd/Makefile.am new file mode 100644 index 0000000..b6ecdf1 --- /dev/null +++ b/hw/xfree86/os-support/bsd/Makefile.am @@ -0,0 +1,76 @@ +noinst_LTLIBRARIES = libbsd.la + +# APM support. +if BSD_KQUEUE_APM +APM_SOURCES = $(srcdir)/bsd_kqueue_apm.c +else +if BSD_APM +APM_SOURCES = $(srcdir)/bsd_apm.c +else +APM_SOURCES = $(srcdir)/../shared/pm_noop.c +endif +endif + +if FREEBSD_KLDLOAD +KMOD_SOURCES = bsd_kmod.c +else +KMOD_SOURCES = $(srcdir)/../shared/kmod_noop.c +endif + +if AGP +AGP_SOURCES = $(srcdir)/../linux/lnx_agp.c +else +AGP_SOURCES = $(srcdir)/../shared/agp_noop.c +endif + +if ALPHA_VIDEO +# Cheat here and piggyback other alpha bits on ALPHA_VIDEO. +ARCH_SOURCES = \ + alpha_video.c \ + bsd_ev56.c \ + bsd_axp.c \ + $(srcdir)/../shared/xf86Axp.c +endif + +if ARM_VIDEO +ARCH_SOURCES = arm_video.c +endif + +if I386_VIDEO +ARCH_SOURCES = i386_video.c +endif + +if PPC_VIDEO +ARCH_SOURCES = ppc_video.c +endif + +if SPARC64_VIDEO +# Cheat here and piggyback other sparc64 bits on SPARC64_VIDEO. +ARCH_SOURCES = \ + sparc64_video.c \ + $(srcdir)/../shared/ioperm_noop.c +endif + +# FIXME: NetBSD Aperture defines (configure.ac) +AM_CFLAGS = -DUSESTDRES $(XORG_CFLAGS) $(DIX_CFLAGS) + +INCLUDES = $(XORG_INCS) + +libbsd_la_SOURCES = \ + $(srcdir)/../shared/posix_tty.c \ + $(srcdir)/../shared/sigio.c \ + $(srcdir)/../shared/vidmem.c \ + bsd_VTsw.c \ + bsd_init.c \ + bsd_bell.c \ + $(ARCH_SOURCES) \ + $(AGP_SOURCES) \ + $(APM_SOURCES) \ + $(AXP_SOURCES) \ + $(DRI_SOURCES) \ + $(KMOD_SOURCES) \ + $(RES_SOURCES) + +# FIXME: Add these files to the build as needed +EXTRA_DIST = \ + memrange.h diff --git a/hw/xfree86/os-support/bsd/Makefile.in b/hw/xfree86/os-support/bsd/Makefile.in new file mode 100644 index 0000000..6d57cd4 --- /dev/null +++ b/hw/xfree86/os-support/bsd/Makefile.in @@ -0,0 +1,881 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 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@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@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@ +subdir = hw/xfree86/os-support/bsd +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/ac_define_dir.m4 \ + $(top_srcdir)/m4/ax_tls.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/xorg-config.h \ + $(top_builddir)/include/xkb-config.h \ + $(top_builddir)/include/xwin-config.h \ + $(top_builddir)/include/kdrive-config.h \ + $(top_builddir)/include/version-config.h +CONFIG_CLEAN_FILES = +CONFIG_CLEAN_VPATH_FILES = +LTLIBRARIES = $(noinst_LTLIBRARIES) +libbsd_la_LIBADD = +am__libbsd_la_SOURCES_DIST = $(srcdir)/../shared/posix_tty.c \ + $(srcdir)/../shared/sigio.c $(srcdir)/../shared/vidmem.c \ + bsd_VTsw.c bsd_init.c bsd_bell.c alpha_video.c bsd_ev56.c \ + bsd_axp.c $(srcdir)/../shared/xf86Axp.c arm_video.c \ + i386_video.c ppc_video.c sparc64_video.c \ + $(srcdir)/../shared/ioperm_noop.c \ + $(srcdir)/../shared/agp_noop.c $(srcdir)/../linux/lnx_agp.c \ + $(srcdir)/../shared/pm_noop.c $(srcdir)/bsd_apm.c \ + $(srcdir)/bsd_kqueue_apm.c $(srcdir)/../shared/kmod_noop.c \ + bsd_kmod.c +@ALPHA_VIDEO_FALSE@@ARM_VIDEO_FALSE@@I386_VIDEO_FALSE@@PPC_VIDEO_FALSE@@SPARC64_VIDEO_TRUE@am__objects_1 = sparc64_video.lo \ +@ALPHA_VIDEO_FALSE@@ARM_VIDEO_FALSE@@I386_VIDEO_FALSE@@PPC_VIDEO_FALSE@@SPARC64_VIDEO_TRUE@ ioperm_noop.lo +@ALPHA_VIDEO_FALSE@@ARM_VIDEO_FALSE@@I386_VIDEO_FALSE@@PPC_VIDEO_TRUE@am__objects_1 = ppc_video.lo +@ALPHA_VIDEO_FALSE@@ARM_VIDEO_FALSE@@I386_VIDEO_TRUE@am__objects_1 = i386_video.lo +@ALPHA_VIDEO_FALSE@@ARM_VIDEO_TRUE@am__objects_1 = arm_video.lo +@ALPHA_VIDEO_TRUE@am__objects_1 = alpha_video.lo bsd_ev56.lo \ +@ALPHA_VIDEO_TRUE@ bsd_axp.lo xf86Axp.lo +@AGP_FALSE@am__objects_2 = agp_noop.lo +@AGP_TRUE@am__objects_2 = lnx_agp.lo +@BSD_APM_FALSE@@BSD_KQUEUE_APM_FALSE@am__objects_3 = pm_noop.lo +@BSD_APM_TRUE@@BSD_KQUEUE_APM_FALSE@am__objects_3 = bsd_apm.lo +@BSD_KQUEUE_APM_TRUE@am__objects_3 = bsd_kqueue_apm.lo +@FREEBSD_KLDLOAD_FALSE@am__objects_4 = kmod_noop.lo +@FREEBSD_KLDLOAD_TRUE@am__objects_4 = bsd_kmod.lo +am_libbsd_la_OBJECTS = posix_tty.lo sigio.lo vidmem.lo bsd_VTsw.lo \ + bsd_init.lo bsd_bell.lo $(am__objects_1) $(am__objects_2) \ + $(am__objects_3) $(am__objects_4) +libbsd_la_OBJECTS = $(am_libbsd_la_OBJECTS) +AM_V_lt = $(am__v_lt_$(V)) +am__v_lt_ = $(am__v_lt_$(AM_DEFAULT_VERBOSITY)) +am__v_lt_0 = --silent +DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/include +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +am__mv = mv -f +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) \ + $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \ + $(AM_CFLAGS) $(CFLAGS) +AM_V_CC = $(am__v_CC_$(V)) +am__v_CC_ = $(am__v_CC_$(AM_DEFAULT_VERBOSITY)) +am__v_CC_0 = @echo " CC " $@; +AM_V_at = $(am__v_at_$(V)) +am__v_at_ = $(am__v_at_$(AM_DEFAULT_VERBOSITY)) +am__v_at_0 = @ +CCLD = $(CC) +LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(AM_LDFLAGS) $(LDFLAGS) -o $@ +AM_V_CCLD = $(am__v_CCLD_$(V)) +am__v_CCLD_ = $(am__v_CCLD_$(AM_DEFAULT_VERBOSITY)) +am__v_CCLD_0 = @echo " CCLD " $@; +AM_V_GEN = $(am__v_GEN_$(V)) +am__v_GEN_ = $(am__v_GEN_$(AM_DEFAULT_VERBOSITY)) +am__v_GEN_0 = @echo " GEN " $@; +SOURCES = $(libbsd_la_SOURCES) +DIST_SOURCES = $(am__libbsd_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@ +AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@ +APPLE_APPLICATIONS_DIR = @APPLE_APPLICATIONS_DIR@ +APPLE_APPLICATION_NAME = @APPLE_APPLICATION_NAME@ +APP_MAN_DIR = @APP_MAN_DIR@ +APP_MAN_SUFFIX = @APP_MAN_SUFFIX@ +AR = @AR@ +ARM_BACKTRACE_CFLAGS = @ARM_BACKTRACE_CFLAGS@ +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@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = @CFLAGS@ +CHANGELOG_CMD = @CHANGELOG_CMD@ +COMPILEDDEFAULTFONTPATH = @COMPILEDDEFAULTFONTPATH@ +CPP = @CPP@ +CPPFLAGS = @CPPFLAGS@ +CWARNFLAGS = @CWARNFLAGS@ +CYGPATH_W = @CYGPATH_W@ +DARWIN_LIBS = @DARWIN_LIBS@ +DBUS_CFLAGS = @DBUS_CFLAGS@ 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file mode 100644 index 0000000..bb3a5cb --- /dev/null +++ b/hw/xfree86/os-support/bsd/alpha_video.c @@ -0,0 +1,719 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "xf86.h" +#include "xf86Priv.h" + +#include <sys/param.h> +#ifndef __NetBSD__ +# include <sys/sysctl.h> +# if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) +# include <machine/sysarch.h> +# endif +# else +# include <machine/sysarch.h> +#endif + +#include "xf86Axp.h" + +#include "xf86_OSlib.h" +#include "xf86OSpriv.h" + +#if defined(__NetBSD__) && !defined(MAP_FILE) +#define MAP_FLAGS MAP_SHARED +#else +#define MAP_FLAGS (MAP_FILE | MAP_SHARED) +#endif + +#ifndef MAP_FAILED +#define MAP_FAILED ((caddr_t)-1) +#endif + +axpDevice bsdGetAXP(void); + +#ifndef __NetBSD__ +extern unsigned long dense_base(void); + +static int axpSystem = -1; +static unsigned long hae_thresh; +static unsigned long hae_mask; +static unsigned long bus_base; +static unsigned long sparse_size; + +static unsigned long +memory_base(void) +{ + static unsigned long base = 0; + + if (base == 0) { + size_t len = sizeof(base); + int error; +#ifdef __OpenBSD__ + int mib[3]; + + mib[0] = CTL_MACHDEP; + mib[1] = CPU_CHIPSET; + mib[2] = CPU_CHIPSET_MEM; + + if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0) +#else + if ((error = sysctlbyname("hw.chipset.memory", &base, &len, + 0, 0)) < 0) +#endif + FatalError("xf86MapVidMem: can't find memory\n"); + } + + return base; +} + +static int +has_bwx(void) +{ + static int bwx = 0; + size_t len = sizeof(bwx); + int error; +#ifdef __OpenBSD__ + int mib[3]; + + mib[0] = CTL_MACHDEP; + mib[1] = CPU_CHIPSET; + mib[2] = CPU_CHIPSET_BWX; + + if ((error = sysctl(mib, 3, &bwx, &len, NULL, 0)) < 0) + return FALSE; + else + return bwx; +#else + if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0) + return FALSE; + else + return bwx; +#endif +} +#else /* __NetBSD__ */ +static unsigned long hae_thresh = (1UL << 24); +static unsigned long hae_mask = 0xf8000000UL; /* XXX - should use xf86AXP.c */ +static struct alpha_bus_window *abw; +static int abw_count = -1; + +static void +init_abw(void) +{ + if (abw_count < 0) { + abw_count = alpha_bus_getwindows(ALPHA_BUS_TYPE_PCI_MEM, &abw); + if (abw_count <= 0) + FatalError("init_abw: alpha_bus_getwindows failed\n"); + } +} + +static int +has_bwx(void) +{ + if (abw_count < 0) + init_abw(); + + xf86Msg(X_INFO, "has_bwx = %d\n", + abw[0].abw_abst.abst_flags & ABST_BWX ? 1 : 0); /* XXXX */ + return abw[0].abw_abst.abst_flags & ABST_BWX; +} + +static unsigned long +dense_base(void) +{ + if (abw_count < 0) + init_abw(); + + /* XXX check abst_flags for ABST_DENSE just to be safe? */ + xf86Msg(X_INFO, "dense base = %#lx\n", + abw[0].abw_abst.abst_sys_start); /* XXXX */ + return abw[0].abw_abst.abst_sys_start; +} + +static unsigned long +memory_base(void) +{ + if (abw_count < 0) + init_abw(); + + if (abw_count > 1) { + xf86Msg(X_INFO, "memory base = %#lx\n", + abw[1].abw_abst.abst_sys_start); /* XXXX */ + return abw[1].abw_abst.abst_sys_start; + } else if (abw_count == 1) { + /* assume memory_base == dense_base */ + xf86Msg(X_INFO, "memory base = %#lx\n", + abw[0].abw_abst.abst_sys_start); /* XXXX */ + return abw[0].abw_abst.abst_sys_start; + } else { + xf86Msg(X_INFO, "no memory base\n"); /* XXXX */ + return 0; + } +} +#endif /* __NetBSD__ */ + +#define BUS_BASE dense_base() +#define BUS_BASE_BWX memory_base() + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +#ifdef __OpenBSD__ +#define SYSCTL_MSG "\tCheck that you have set 'machdep.allowaperture=1'\n"\ + "\tin /etc/sysctl.conf and reboot your machine\n" \ + "\trefer to xf86(4) for details" +#endif + +static Bool useDevMem = FALSE; +static int devMemFd = -1; + +#ifdef HAS_APERTURE_DRV +#define DEV_APERTURE "/dev/xf86" +#endif +#define DEV_MEM "/dev/mem" + +static pointer mapVidMem(int, unsigned long, unsigned long, int); +static void unmapVidMem(int, pointer, unsigned long); +static pointer mapVidMemSparse(int, unsigned long, unsigned long, int); +static void unmapVidMemSparse(int, pointer, unsigned long); + +/* + * Check if /dev/mem can be mmap'd. If it can't print a warning when + * "warn" is TRUE. + */ +static void +checkDevMem(Bool warn) +{ + static Bool devMemChecked = FALSE; + int fd; + pointer base; + + if (devMemChecked) + return; + devMemChecked = TRUE; + +#ifdef HAS_APERTURE_DRV + /* Try the aperture driver first */ + if ((fd = open(DEV_APERTURE, O_RDWR)) >= 0) { + /* Try to map a page at the VGA address */ + base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE); + + if (base != MAP_FAILED) { + munmap((caddr_t)base, 4096); + devMemFd = fd; + useDevMem = TRUE; + xf86Msg(X_INFO, "checkDevMem: using aperture driver %s\n", + DEV_APERTURE); + return; + } else { + if (warn) { + xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n", + DEV_APERTURE, strerror(errno)); + } + } + } +#endif + if ((fd = open(DEV_MEM, O_RDWR)) >= 0) { + /* Try to map a page at the VGA address */ + base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE); + + if (base != MAP_FAILED) { + munmap((caddr_t)base, 4096); + devMemFd = fd; + useDevMem = TRUE; + return; + } else { + if (warn) { + xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n", + DEV_MEM, strerror(errno)); + } + } + } + if (warn) { +#ifndef HAS_APERTURE_DRV + xf86Msg(X_WARNING, "checkDevMem: failed to open/mmap %s (%s)\n", + DEV_MEM, strerror(errno)); +#else +#ifndef __OpenBSD__ + xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n" + "\t(%s)\n", DEV_APERTURE, DEV_MEM, strerror(errno)); +#else /* __OpenBSD__ */ + xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n" + "\t(%s)\n%s", DEV_APERTURE, DEV_MEM, strerror(errno), + SYSCTL_MSG); +#endif /* __OpenBSD__ */ +#endif + xf86ErrorF("\tlinear framebuffer access unavailable\n"); + } + useDevMem = FALSE; + return; +} + +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + checkDevMem(TRUE); + pVidMem->linearSupported = useDevMem; + + if (has_bwx()) { + xf86Msg(X_PROBED,"Machine type has 8/16 bit access\n"); + pVidMem->mapMem = mapVidMem; + pVidMem->unmapMem = unmapVidMem; + } else { + xf86Msg(X_PROBED,"Machine needs sparse mapping\n"); + pVidMem->mapMem = mapVidMemSparse; + pVidMem->unmapMem = unmapVidMemSparse; +#ifndef __NetBSD__ + if (axpSystem == -1) + axpSystem = bsdGetAXP(); + hae_thresh = xf86AXPParams[axpSystem].hae_thresh; + hae_mask = xf86AXPParams[axpSystem].hae_mask; + sparse_size = xf86AXPParams[axpSystem].size; +#endif /* __NetBSD__ */ + } + pVidMem->initialised = TRUE; +} + +static pointer +mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + pointer base; + + checkDevMem(FALSE); + Base = Base & ((1L<<32) - 1); + + if (useDevMem) + { + if (devMemFd < 0) + { + FatalError("xf86MapVidMem: failed to open %s (%s)\n", + DEV_MEM, strerror(errno)); + } + base = mmap((caddr_t)0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX); + if (base == MAP_FAILED) + { + FatalError("%s: could not mmap %s [s=%lx,a=%lx] (%s)\n", + "xf86MapVidMem", DEV_MEM, Size, Base, + strerror(errno)); + } + return base; + } + + /* else, mmap /dev/vga */ + if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000) + { + FatalError("%s: Address 0x%lx outside allowable range\n", + "xf86MapVidMem", Base); + } + base = mmap(0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, xf86Info.screenFd, + (unsigned long)Base + BUS_BASE); + if (base == MAP_FAILED) + { + FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n", + strerror(errno)); + } + return base; +} + +static void +unmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + munmap((caddr_t)Base, Size); +} + +/* + * Read BIOS via mmap()ing DEV_MEM + */ + +int +xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, + int Len) +{ + unsigned char *ptr; + int psize; + int mlen; + + checkDevMem(TRUE); + if (devMemFd == -1) { + return -1; + } + + psize = getpagesize(); + Offset += Base & (psize - 1); + Base &= ~(psize - 1); + mlen = (Offset + Len + psize - 1) & ~(psize - 1); + ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ, + MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE); + if ((long)ptr == -1) + { + xf86Msg(X_WARNING, + "xf86ReadBIOS: %s mmap[s=%x,a=%lx,o=%lx] failed (%s)\n", + DEV_MEM, Len, Base, Offset, strerror(errno)); + return -1; + } +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n", + Base, ptr[0] | (ptr[1] << 8)); +#endif + (void)memcpy(Buf, (void *)(ptr + Offset), Len); + (void)munmap((caddr_t)ptr, mlen); +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)" + "-> %02x %02x %02x %02x...\n", + Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]); +#endif + return Len; +} + + +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) + +extern int ioperm(unsigned long from, unsigned long num, int on); + +Bool +xf86EnableIO() +{ + if (!ioperm(0, 65536, TRUE)) + return TRUE; + return FALSE; +} + +void +xf86DisableIO() +{ + return; +} + +#endif /* __FreeBSD_kernel__ || __OpenBSD__ */ + +#ifdef USE_ALPHA_PIO + +Bool +xf86EnableIO() +{ + alpha_pci_io_enable(1); + return TRUE; +} + +void +xf86DisableIO() +{ + alpha_pci_io_enable(0); +} + +#endif /* USE_ALPHA_PIO */ + +#define vuip volatile unsigned int * + +static unsigned long msb_set = 0; +static pointer memSBase = 0; +static pointer memBase = 0; + +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); + +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) +extern int sysarch(int, void *); +#endif + +struct parms { + u_int64_t hae; +}; + +#ifndef __NetBSD__ +static int +sethae(u_int64_t hae) +{ +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) +#ifndef ALPHA_SETHAE +#define ALPHA_SETHAE 0 +#endif + struct parms p; + p.hae = hae; + return (sysarch(ALPHA_SETHAE, (char *)&p)); +#endif +#ifdef __OpenBSD__ + return -1; +#endif +} +#endif /* __NetBSD__ */ + +static pointer +mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + static Bool was_here = FALSE; + + if (!was_here) { + was_here = TRUE; + + checkDevMem(FALSE); + + xf86WriteMmio8 = writeSparse8; + xf86WriteMmio16 = writeSparse16; + xf86WriteMmio32 = writeSparse32; + xf86WriteMmioNB8 = writeSparseNB8; + xf86WriteMmioNB16 = writeSparseNB16; + xf86WriteMmioNB32 = writeSparseNB32; + xf86ReadMmio8 = readSparse8; + xf86ReadMmio16 = readSparse16; + xf86ReadMmio32 = readSparse32; + + memBase = mmap((caddr_t)0, 0x100000000, + PROT_READ | PROT_WRITE, + MAP_SHARED, devMemFd, + (off_t) BUS_BASE); + memSBase = mmap((caddr_t)0, 0x100000000, + PROT_READ | PROT_WRITE, + MAP_SHARED, devMemFd, + (off_t) BUS_BASE_BWX); + + if (memSBase == MAP_FAILED || memBase == MAP_FAILED) { + FatalError("xf86MapVidMem: Could not mmap framebuffer (%s)\n", + strerror(errno)); + } + } + return (pointer)((unsigned long)memBase + Base); +} + +static void +unmapVidMemSparse(int ScreenNum, pointer Base, unsigned long Size) +{ +} + +static int +readSparse8(pointer Base, register unsigned long Offset) +{ + register unsigned long result, shift; + register unsigned long msb; + mem_barrier(); + Offset += (unsigned long)Base - (unsigned long)memBase; + shift = (Offset & 0x3) << 3; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + result = *(vuip) ((unsigned long)memSBase + (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 - (unsigned long)memBase; + shift = (Offset & 0x2) << 3; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + result = *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))); + result >>= shift; + return 0xffffUL & result; +} + +static int +readSparse32(pointer Base, register unsigned long Offset) +{ + 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 - (unsigned long)memBase; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + *(vuip) ((unsigned long)memSBase + (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 - (unsigned long)memBase; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) = + w * 0x00010001; + +} + +static void +writeSparse32(int Value, pointer Base, register unsigned long Offset) +{ + 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 - (unsigned long)memBase; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + *(vuip) ((unsigned long)memSBase + (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 - (unsigned long)memBase; + if (Offset >= (hae_thresh)) { + msb = Offset & hae_mask ; + Offset -= msb; + if (msb_set != msb) { +#ifndef __NetBSD__ + sethae(msb); +#endif + msb_set = msb; + } + } + *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) = + w * 0x00010001; +} + +static void +writeSparseNB32(int Value, pointer Base, register unsigned long Offset) +{ + *(vuip)((unsigned long)Base + (Offset)) = Value; + return; +} + +void (*xf86WriteMmio8)(int Value, pointer Base, unsigned long Offset) + = writeDense8; +void (*xf86WriteMmio16)(int Value, pointer Base, unsigned long Offset) + = writeDense16; +void (*xf86WriteMmio32)(int Value, pointer Base, unsigned long Offset) + = writeDense32; +void (*xf86WriteMmioNB8)(int Value, pointer Base, unsigned long Offset) + = writeDenseNB8; +void (*xf86WriteMmioNB16)(int Value, pointer Base, unsigned long Offset) + = writeDenseNB16; +void (*xf86WriteMmioNB32)(int Value, pointer Base, unsigned long Offset) + = writeDenseNB32; +int (*xf86ReadMmio8)(pointer Base, unsigned long Offset) + = readDense8; +int (*xf86ReadMmio16)(pointer Base, unsigned long Offset) + = readDense16; +int (*xf86ReadMmio32)(pointer Base, unsigned long Offset) + = readDense32; + diff --git a/hw/xfree86/os-support/bsd/arm_video.c b/hw/xfree86/os-support/bsd/arm_video.c new file mode 100644 index 0000000..482d53f --- /dev/null +++ b/hw/xfree86/os-support/bsd/arm_video.c @@ -0,0 +1,666 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +/* + * The ARM32 code here carries the following copyright: + * + * Copyright 1997 + * Digital Equipment Corporation. All rights reserved. + * This software is furnished under license and may be used and copied only in + * accordance with the following terms and conditions. Subject to these + * conditions, you may download, copy, install, use, modify and distribute + * this software in source and/or binary form. No title or ownership is + * transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce and retain + * this copyright notice and list of conditions as they appear in the + * source file. + * + * 2) No right is granted to use any trade name, trademark, or logo of Digital + * Equipment Corporation. Neither the "Digital Equipment Corporation" + * name nor any trademark or logo of Digital Equipment Corporation may be + * used to endorse or promote products derived from this software without + * the prior written permission of Digital Equipment Corporation. + * + * 3) This software is provided "AS-IS" and any express or implied warranties, + * including but not limited to, any implied warranties of merchantability, + * fitness for a particular purpose, or non-infringement are disclaimed. + * In no event shall DIGITAL be liable for any damages whatsoever, and in + * particular, DIGITAL shall not be liable for special, indirect, + * consequential, or incidental damages or damages for lost profits, loss + * of revenue or loss of use, whether such damages arise in contract, + * negligence, tort, under statute, in equity, at law or otherwise, even + * if advised of the possibility of such damage. + * + */ + +#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" + +#ifdef __arm32__ +#include "machine/devmap.h" +struct memAccess +{ + int ioctl; + struct map_info memInfo; + pointer regionVirtBase; + Bool Checked; + Bool OK; +}; + +static pointer xf86MapInfoMap(); +static void xf86MapInfoUnmap(); +static struct memAccess *checkMapInfo(); +extern int vgaPhysLinearBase; + +/* A memAccess structure is needed for each possible region */ +struct memAccess vgaMemInfo = { CONSOLE_GET_MEM_INFO, NULL, NULL, + FALSE, FALSE }; +struct memAccess linearMemInfo = { CONSOLE_GET_LINEAR_INFO, NULL, NULL, + FALSE, FALSE }; +struct memAccess ioMemInfo = { CONSOLE_GET_IO_INFO, NULL, NULL, + FALSE, FALSE }; +#endif /* __arm32__ */ + +#if defined(__NetBSD__) && !defined(MAP_FILE) +#define MAP_FLAGS MAP_SHARED +#else +#define MAP_FLAGS (MAP_FILE | MAP_SHARED) +#endif + +#ifndef MAP_FAILED +#define MAP_FAILED ((caddr_t)-1) +#endif + + +#define BUS_BASE 0L +#define BUS_BASE_BWX 0L + + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +static Bool useDevMem = FALSE; +static int devMemFd = -1; + +#define DEV_MEM "/dev/mem" + +static pointer mapVidMem(int, unsigned long, unsigned long, int); +static void unmapVidMem(int, pointer, unsigned long); + +/* + * Check if /dev/mem can be mmap'd. If it can't print a warning when + * "warn" is TRUE. + */ +static void +checkDevMem(Bool warn) +{ + static Bool devMemChecked = FALSE; + int fd; + pointer base; + + if (devMemChecked) + return; + devMemChecked = TRUE; + + if ((fd = open(DEV_MEM, O_RDWR)) >= 0) + { + /* Try to map a page at the VGA address */ + base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE); + + if (base != MAP_FAILED) + { + munmap((caddr_t)base, 4096); + devMemFd = fd; + useDevMem = TRUE; + return; + } else { + /* This should not happen */ + if (warn) + { + xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n", + DEV_MEM, strerror(errno)); + } + useDevMem = FALSE; + return; + } + } + if (warn) + { + xf86Msg(X_WARNING, "checkDevMem: failed to open %s (%s)\n", + DEV_MEM, strerror(errno)); + } + useDevMem = FALSE; + return; +} + +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + + checkDevMem(TRUE); + pVidMem->linearSupported = useDevMem; + pVidMem->mapMem = armMapVidMem; + pVidMem->unmapVidMem = armUnmapVidMem; + + pVidMem->initialised = TRUE; +} + +static pointer +mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + pointer base; + + checkDevMem(FALSE); + + if (useDevMem) + { + if (devMemFd < 0) + { + FatalError("xf86MapVidMem: failed to open %s (%s)\n", + DEV_MEM, strerror(errno)); + } + base = mmap((caddr_t)0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX); + if (base == MAP_FAILED) + { + FatalError("%s: could not mmap %s [s=%x,a=%x] (%s)\n", + "xf86MapVidMem", DEV_MEM, Size, Base, + strerror(errno)); + } + return base; + } + + /* else, mmap /dev/vga */ + if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000) + { + FatalError("%s: Address 0x%x outside allowable range\n", + "xf86MapVidMem", Base); + } + base = mmap(0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, xf86Info.screenFd, + (unsigned long)Base - 0xA0000); + if (base == MAP_FAILED) + { + FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n", + strerror(errno)); + } + return base; +} + +static void +unmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + munmap((caddr_t)Base, Size); +} + +/* + * Read BIOS via mmap()ing DEV_MEM + */ + +int +xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, + int Len) +{ + unsigned char *ptr; + int psize; + int mlen; + + checkDevMem(TRUE); + if (devMemFd == -1) { + return -1; + } + + psize = getpagesize(); + Offset += Base & (psize - 1); + Base &= ~(psize - 1); + mlen = (Offset + Len + psize - 1) & ~(psize - 1); + ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ, + MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE); + if ((long)ptr == -1) + { + xf86Msg(X_WARNING, + "xf86ReadBIOS: %s mmap[s=%x,a=%x,o=%x] failed (%s)\n", + DEV_MEM, Len, Base, Offset, strerror(errno)); + return -1; + } +#ifdef DEBUG + ErrorF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n", + Base, ptr[0] | (ptr[1] << 8)); +#endif + (void)memcpy(Buf, (void *)(ptr + Offset), Len); + (void)munmap((caddr_t)ptr, mlen); +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)" + "-> %02x %02x %02x %02x...\n", + Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]); +#endif + return Len; +} + + +/* XXX This needs to be updated for the ND */ + +/* +** Find out whether the console driver provides memory mapping information +** for the specified region and return the map_info pointer. Print a warning if required. +*/ +static struct memAccess * +checkMapInfo(Bool warn, int Region) +{ + struct memAccess *memAccP; + + switch (Region) + { + case VGA_REGION: + memAccP = &vgaMemInfo; + break; + + case LINEAR_REGION: + memAccP = &linearMemInfo; + break; + + case MMIO_REGION: + memAccP = &ioMemInfo; + break; + + default: + return NULL; + break; + } + + if(!memAccP->Checked) + { + if(ioctl(xf86Info.screenFd, memAccP->ioctl, &(memAccP->memInfo)) == -1) + { + if(warn) + { + xf86Msg(X_WARNING, + "checkMapInfo: failed to get map info for region %d\n\t(%s)\n", + Region, strerror(errno)); + } + } + else + { + if(memAccP->memInfo.u.map_info_mmap.map_offset + != MAP_INFO_UNKNOWN) + memAccP->OK = TRUE; + } + memAccP->Checked = TRUE; + } + if (memAccP->OK) + { + return memAccP; + } + else + { + return NULL; + } +} + +static pointer +xf86MapInfoMap(struct memAccess *memInfoP, pointer Base, unsigned long Size) +{ + struct map_info *mapInfoP = &(memInfoP->memInfo); + + if (mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN) + { + Size = (unsigned long)Base + Size; + } + else + { + Size = mapInfoP->u.map_info_mmap.map_size; + } + + switch(mapInfoP->method) + { + case MAP_MMAP: + /* Need to remap if size is unknown because we may not have + mapped the whole region initially */ + if(memInfoP->regionVirtBase == NULL || + mapInfoP->u.map_info_mmap.map_size == MAP_INFO_UNKNOWN) + { + if((memInfoP->regionVirtBase = + mmap((caddr_t)0, + Size, + PROT_READ | PROT_WRITE, + MAP_SHARED, + xf86Info.screenFd, + (unsigned long)mapInfoP->u.map_info_mmap.map_offset)) + == (pointer)-1) + { + FatalError("xf86MapInfoMap: Failed to map memory at 0x%x\n\t%s\n", + mapInfoP->u.map_info_mmap.map_offset, strerror(errno)); + } + if(mapInfoP->u.map_info_mmap.internal_offset > 0) + memInfoP->regionVirtBase += + mapInfoP->u.map_info_mmap.internal_offset; + } + break; + + default: + FatalError("xf86MapInfoMap: Unsuported mapping method\n"); + break; + } + + return (pointer)((int)memInfoP->regionVirtBase + (int)Base); +} + +static void +xf86MapInfoUnmap(struct memAccess *memInfoP, unsigned long Size) +{ + struct map_info *mapInfoP = &(memInfoP->memInfo); + + switch(mapInfoP->method) + { + case MAP_MMAP: + if(memInfoP->regionVirtBase != NULL) + { + if(mapInfoP->u.map_info_mmap.map_size != MAP_INFO_UNKNOWN) + Size = mapInfoP->u.map_info_mmap.map_size; + munmap((caddr_t)memInfoP->regionVirtBase, Size); + memInfoP->regionVirtBase = NULL; + } + break; + default: + FatalError("xf86MapInfoMap: Unsuported mapping method\n"); + break; + } +} + +static pointer +armMapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + struct memAccess *memInfoP; + + if((memInfoP = checkMapInfo(FALSE, Region)) != NULL) + { + /* + ** xf86 passes in a physical address offset from the start + ** of physical memory, but xf86MapInfoMap expects an + ** offset from the start of the specified region - it gets + ** the physical address of the region from the display driver. + */ + switch(Region) + { + case LINEAR_REGION: + if (vgaPhysLinearBase) + { + Base -= vgaPhysLinearBase; + } + break; + case VGA_REGION: + Base -= 0xA0000; + break; + } + + base = xf86MapInfoMap(memInfoP, Base, Size); + return base; + } + return mapVidMem(ScreenNum, Base, Size, flags); +} + +static void +armUnmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + struct memAccess *memInfoP; + + if((memInfoP = checkMapInfo(FALSE, Region)) != NULL) + { + xf86MapInfoUnmap(memInfoP, Base, Size); + } + unmapVidMem(ScreenNum, Base, Size); +} + +#ifdef USE_DEV_IO +static int IoFd = -1; + +Bool +xf86EnableIO() +{ + if (IoFd >= 0) + return TRUE; + + if ((IoFd = open("/dev/io", O_RDWR)) == -1) + { + xf86Msg(X_WARNING,"xf86EnableIO: " + "Failed to open /dev/io for extended I/O\n"); + return FALSE; + } + return TRUE; +} + +void +xf86DisableIO() +{ + if (IoFd < 0) + return; + + close(IoFd); + IoFd = -1; + return; +} + +#endif + +#if defined(USE_ARC_MMAP) || defined(__arm32__) + +Bool +xf86EnableIO() +{ + int fd; + pointer base; + + if (ExtendedEnabled) + return TRUE; + + if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) { + /* Try to map a page at the pccons I/O space */ + base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0x0000); + + if (base != (pointer)-1) { + IOPortBase = base; + } + else { + xf86Msg(X_WARNING,"EnableIO: failed to mmap %s (%s)\n", + "/dev/ttyC0", strerror(errno)); + return FALSE; + } + } + else { + xf86Msg("EnableIO: failed to open %s (%s)\n", + "/dev/ttyC0", strerror(errno)); + return FALSE; + } + + ExtendedEnabled = TRUE; + + return TRUE; +} + +void +xf86DisableIO() +{ + return; +} + +#endif /* USE_ARC_MMAP */ + +#if 0 +/* + * XXX This is here for reference. It needs to be handled differently for the + * ND. + */ +#if defined(USE_ARC_MMAP) || defined(__arm32__) + +#ifdef USE_ARM32_MMAP +#define DEV_MEM_IOBASE 0x43000000 +#endif + +static Bool ScreenEnabled[MAXSCREENS]; +static Bool ExtendedEnabled = FALSE; +static Bool InitDone = FALSE; + +Bool +xf86EnableIOPorts(ScreenNum) +int ScreenNum; +{ + int i; + int fd; + pointer base; + +#ifdef __arm32__ + struct memAccess *memInfoP; + int *Size; +#endif + + ScreenEnabled[ScreenNum] = TRUE; + + if (ExtendedEnabled) + return TRUE; + +#ifdef USE_ARC_MMAP + if ((fd = open("/dev/ttyC0", O_RDWR)) >= 0) { + /* Try to map a page at the pccons I/O space */ + base = (pointer)mmap((caddr_t)0, 65536, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0x0000); + + if (base != (pointer)-1) { + IOPortBase = base; + } + else { + xf86Msg(X_ERROR, + "EnableIOPorts: failed to mmap %s (%s)\n", + "/dev/ttyC0", strerror(errno)); + } + } + else { + xf86Msg(X_ERROR, "EnableIOPorts: failed to open %s (%s)\n", + "/dev/ttyC0", strerror(errno)); + } +#endif + +#ifdef __arm32__ + IOPortBase = (unsigned int)-1; + + if((memInfoP = checkMapInfo(TRUE, MMIO_REGION)) != NULL) + { + /* + * xf86MapInfoMap maps an offset from the start of video IO + * space (e.g. 0x3B0), but IOPortBase is expected to map to + * physical address 0x000, so subtract the start of video I/O + * space from the result. This is safe for now becase we + * actually mmap the start of the page, then the start of video + * I/O space is added as an internal offset. + */ + IOPortBase = (unsigned int)xf86MapInfoMap(memInfoP, + (caddr_t)0x0, 0L) + - memInfoP->memInfo.u.map_info_mmap.internal_offset; + ExtendedEnabled = TRUE; + return TRUE; + } +#ifdef USE_ARM32_MMAP + checkDevMem(TRUE); + + if (devMemFd >= 0 && useDevMem) + { + base = (pointer)mmap((caddr_t)0, 0x400, PROT_READ | PROT_WRITE, + MAP_FLAGS, devMemFd, (off_t)DEV_MEM_IOBASE); + + if (base != (pointer)-1) + IOPortBase = (unsigned int)base; + } + + if (IOPortBase == (unsigned int)-1) + { + xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\ +Make sure you have the Aperture Driver installed, or a kernel built with the INSECURE option\n"); + return FALSE; + } +#else + /* We don't have the IOBASE, so we can't map the address */ + xf86Msg(X_WARNING,"xf86EnableIOPorts: failed to open mem device or map IO base. \n\ +Try building the server with USE_ARM32_MMAP defined\n"); + return FALSE; +#endif +#endif + + ExtendedEnabled = TRUE; + + return TRUE; +} + +void +xf86DisableIOPorts(ScreenNum) +int ScreenNum; +{ + int i; +#ifdef __arm32__ + struct memAccess *memInfoP; +#endif + + ScreenEnabled[ScreenNum] = FALSE; + +#ifdef __arm32__ + if((memInfoP = checkMapInfo(FALSE, MMIO_REGION)) != NULL) + { + xf86MapInfoUnmap(memInfoP, 0); + } +#endif + +#ifdef USE_ARM32_MMAP + if (!ExtendedEnabled) + return; + + for (i = 0; i < MAXSCREENS; i++) + if (ScreenEnabled[i]) + return; + + munmap((caddr_t)IOPortBase, 0x400); + IOPortBase = (unsigned int)-1; + ExtendedEnabled = FALSE; +#endif + + return; +} + +#endif /* USE_ARC_MMAP || USE_ARM32_MMAP */ +#endif + + diff --git a/hw/xfree86/os-support/bsd/bsd_VTsw.c b/hw/xfree86/os-support/bsd/bsd_VTsw.c new file mode 100644 index 0000000..57d832a --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_VTsw.c @@ -0,0 +1,103 @@ +/* + * Derived from VTsw_usl.c which is + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * by S_ren Schmidt (sos@login.dkuug.dk) + * + * 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 David Wexelblat not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. David Wexelblat makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL 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 "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +/* + * Handle the VT-switching interface for OSs that use USL-style ioctl()s + * (the bsd, sysv, sco, and linux subdirs). + */ + +/* + * This function is the signal handler for the VT-switching signal. It + * is only referenced inside the OS-support layer. + */ +void +xf86VTRequest(int sig) +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) { + xf86Info.vtRequestsPending = TRUE; + } +#endif + return; +} + +Bool +xf86VTSwitchPending() +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) { + return xf86Info.vtRequestsPending ? TRUE : FALSE; + } +#endif + return FALSE; +} + +Bool +xf86VTSwitchAway() +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) { + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, 1) < 0) + return FALSE; + else + return TRUE; + } +#endif + return FALSE; +} + +Bool +xf86VTSwitchTo() +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) { + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) + return FALSE; + else + return TRUE; + } +#endif + return TRUE; +} + +Bool +xf86VTActivate(int vtno) +{ + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vtno) < 0) { + return FALSE; + } + return TRUE; +} diff --git a/hw/xfree86/os-support/bsd/bsd_apm.c b/hw/xfree86/os-support/bsd/bsd_apm.c new file mode 100644 index 0000000..73c88dc --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_apm.c @@ -0,0 +1,139 @@ +#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" +#include "xf86_OSlib.h" + +#include <machine/apmvar.h> + +#define APM_DEVICE "/dev/apm" + +static pointer APMihPtr = NULL; +static void bsdCloseAPM(void); + +static struct { + u_int apmBsd; + pmEvent xf86; +} bsdToXF86Array [] = { + { APM_STANDBY_REQ, XF86_APM_SYS_STANDBY }, + { APM_SUSPEND_REQ, XF86_APM_SYS_SUSPEND }, + { APM_NORMAL_RESUME, XF86_APM_NORMAL_RESUME }, + { APM_CRIT_RESUME, XF86_APM_CRITICAL_RESUME }, + { APM_BATTERY_LOW, XF86_APM_LOW_BATTERY }, + { APM_POWER_CHANGE, XF86_APM_POWER_STATUS_CHANGE }, + { APM_UPDATE_TIME, XF86_APM_UPDATE_TIME }, + { APM_CRIT_SUSPEND_REQ, XF86_APM_CRITICAL_SUSPEND }, + { APM_USER_STANDBY_REQ, XF86_APM_USER_STANDBY }, + { APM_USER_SUSPEND_REQ, XF86_APM_USER_SUSPEND }, + { APM_SYS_STANDBY_RESUME, XF86_APM_STANDBY_RESUME }, +#ifdef APM_CAPABILITY_CHANGE + { APM_CAPABILITY_CHANGE, XF86_APM_CAPABILITY_CHANGED }, +#endif +}; + +#define numApmEvents (sizeof(bsdToXF86Array) / sizeof(bsdToXF86Array[0])) + +static pmEvent +bsdToXF86(int type) +{ + int i; + + for (i = 0; i < numApmEvents; i++) { + if (type == bsdToXF86Array[i].apmBsd) { + return bsdToXF86Array[i].xf86; + } + } + return XF86_APM_UNKNOWN; +} + +/* + * APM events can be requested direclty from /dev/apm + */ +static int +bsdPMGetEventFromOS(int fd, pmEvent *events, int num) +{ + struct apm_event_info bsdEvent; + int i; + + for (i = 0; i < num; i++) { + + if (ioctl(fd, APM_IOC_NEXTEVENT, &bsdEvent) < 0) { + if (errno != EAGAIN) { + xf86Msg(X_WARNING, "bsdPMGetEventFromOS: APM_IOC_NEXTEVENT" + " %s\n", strerror(errno)); + } + break; + } + events[i] = bsdToXF86(bsdEvent.type); + } + return i; +} + +/* + * XXX This won't work on /dev/apm ! + * We should either use /dev/apm_ctl (and kill apmd(8)) + * or talk to apmd (but its protocol is not publically available)... + */ +static pmWait +bsdPMConfirmEventToOs(int fd, pmEvent event) +{ + switch (event) { + case XF86_APM_SYS_STANDBY: + case XF86_APM_USER_STANDBY: + if (ioctl( fd, APM_IOC_STANDBY, NULL ) == 0) + return PM_WAIT; /* should we stop the Xserver in standby, too? */ + else + return PM_NONE; + case XF86_APM_SYS_SUSPEND: + case XF86_APM_CRITICAL_SUSPEND: + case XF86_APM_USER_SUSPEND: + if (ioctl( fd, APM_IOC_SUSPEND, NULL ) == 0) + return PM_WAIT; + else + return PM_NONE; + 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; + } +} + +PMClose +xf86OSPMOpen(void) +{ + int fd; + + if (APMihPtr || !xf86Info.pmFlag) { + return NULL; + } + + if ((fd = open(APM_DEVICE, O_RDWR)) == -1) { + return NULL; + } + xf86PMGetEventFromOs = bsdPMGetEventFromOS; + xf86PMConfirmEventToOs = bsdPMConfirmEventToOs; + APMihPtr = xf86AddGeneralHandler(fd, xf86HandlePMEvents, NULL); + return bsdCloseAPM; +} + +static void +bsdCloseAPM(void) +{ + int fd; + + if (APMihPtr) { + fd = xf86RemoveGeneralHandler(APMihPtr); + close(fd); + APMihPtr = NULL; + } +} diff --git a/hw/xfree86/os-support/bsd/bsd_axp.c b/hw/xfree86/os-support/bsd/bsd_axp.c new file mode 100644 index 0000000..77c87ce --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_axp.c @@ -0,0 +1,72 @@ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "os.h" +#include "xf86.h" +#include "xf86Priv.h" +#include "shared/xf86Axp.h" +#include <sys/param.h> +#include "xf86_OSlib.h" +#include <stdio.h> +#include <sys/sysctl.h> + +axpDevice bsdGetAXP(void); + +/* + * BSD does a very nice job providing system information to + * user space programs. Unfortunately it doesn't provide all + * the information required. Therefore we just obtain the + * system type and look up the rest from a list we maintain + * ourselves. + */ + +typedef struct { + char *name; + int type; +} _AXP; + +static _AXP axpList[] = { + {"apecs",APECS}, + {"pyxis",PYXIS}, + {"cia",CIA}, + {"irongate",IRONGATE}, + {"lca",LCA}, + {"t2",T2}, + {"tsunami",TSUNAMI}, + {NULL,SYS_NONE} +}; + +axpDevice +bsdGetAXP(void) +{ + int i; + char sysname[64]; + size_t len = sizeof(sysname); + +#ifdef __OpenBSD__ + int mib[3]; + int error; + + mib[0] = CTL_MACHDEP; + mib[1] = CPU_CHIPSET; + mib[2] = CPU_CHIPSET_TYPE; + + if ((error = sysctl(mib, 3, &sysname, &len, NULL, 0)) < 0) +#else + if ((sysctlbyname("hw.chipset.type", &sysname, &len, + 0, 0)) < 0) +#endif + FatalError("bsdGetAXP: can't find machine type\n"); +#ifdef DEBUG + xf86Msg(X_INFO,"AXP is a: %s\n",sysname); +#endif + for (i=0;;i++) { + if (axpList[i].name == NULL) + return SYS_NONE; + if (!strcmp(sysname, axpList[i].name)) + return axpList[i].type; + } +} diff --git a/hw/xfree86/os-support/bsd/bsd_bell.c b/hw/xfree86/os-support/bsd/bsd_bell.c new file mode 100644 index 0000000..55eb752 --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_bell.c @@ -0,0 +1,86 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Dawes <dawes@xfree86.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Dawes + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Dawes make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID DAWES 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 + +#if defined (SYSCONS_SUPPORT) +#include <sys/kbio.h> +#endif + +#include <termios.h> + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +#ifdef WSCONS_SUPPORT +#define KBD_FD(i) ((i).kbdFd != -1 ? (i).kbdFd : (i).consoleFd) +#endif + +void +xf86OSRingBell(int loudness, int pitch, int duration) +{ +#ifdef WSCONS_SUPPORT + struct wskbd_bell_data wsb; +#endif + + if (loudness && pitch) + { +#ifdef PCCONS_SUPPORT + int data[2]; +#endif + + switch (xf86Info.consType) { + +#ifdef PCCONS_SUPPORT + case PCCONS: + data[0] = pitch; + data[1] = (duration * loudness) / 50; + ioctl(xf86Info.consoleFd, CONSOLE_X_BELL, data); + break; +#endif +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + case SYSCONS: + case PCVT: + ioctl(xf86Info.consoleFd, KDMKTONE, + ((1193190 / pitch) & 0xffff) | + (((unsigned long)duration*loudness/50)<<16)); + break; +#endif +#if defined (WSCONS_SUPPORT) + case WSCONS: + wsb.which = WSKBD_BELL_DOALL; + wsb.pitch = pitch; + wsb.period = duration; + wsb.volume = loudness; + ioctl(xf86Info.consoleFd, WSKBDIO_COMPLEXBELL, + &wsb); + break; +#endif + } + } +} diff --git a/hw/xfree86/os-support/bsd/bsd_ev56.c b/hw/xfree86/os-support/bsd/bsd_ev56.c new file mode 100644 index 0000000..31b364d --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_ev56.c @@ -0,0 +1,99 @@ + +#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" + +#include <machine/bwx.h> + +/* + * The following functions are used only on EV56 and greater CPUs, + * and the assembler requires going to EV56 mode in order to emit + * these instructions. + */ +__asm(".arch ev56"); + +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 (alpha_ldbu((pointer)((unsigned long)Base+(Offset)))); +} + +int +readDense16(pointer Base, register unsigned long Offset) +{ + mem_barrier(); + return (alpha_ldwu((pointer)((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) +{ + alpha_stb((pointer)((unsigned long)Base+(Offset)), Value); +} + +void +writeDenseNB16(int Value, pointer Base, register unsigned long Offset) +{ + alpha_stw((pointer)((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(); + alpha_stb((pointer)((unsigned long)Base+(Offset)), Value); +} + +void +writeDense16(int Value, pointer Base, register unsigned long Offset) +{ + write_mem_barrier(); + alpha_stw((pointer)((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; +} diff --git a/hw/xfree86/os-support/bsd/bsd_init.c b/hw/xfree86/os-support/bsd/bsd_init.c new file mode 100644 index 0000000..123eb17 --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_init.c @@ -0,0 +1,756 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> + +#include "compiler.h" + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +#include <sys/utsname.h> +#include <sys/ioctl.h> +#include <stdlib.h> +#include <errno.h> + +static Bool KeepTty = FALSE; +static int devConsoleFd = -1; +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) +static int VTnum = -1; +static int initialVT = -1; +static Bool ShareVTs = FALSE; +#endif + +#ifdef PCCONS_SUPPORT +/* Stock 0.1 386bsd pccons console driver interface */ +#define PCCONS_CONSOLE_DEV1 "/dev/ttyv0" +#define PCCONS_CONSOLE_DEV2 "/dev/vga" +#define PCCONS_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#ifdef SYSCONS_SUPPORT +/* The FreeBSD 1.1 version syscons driver uses /dev/ttyv0 */ +#define SYSCONS_CONSOLE_DEV1 "/dev/ttyv0" +#define SYSCONS_CONSOLE_DEV2 "/dev/vga" +#define SYSCONS_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#ifdef PCVT_SUPPORT +/* Hellmuth Michaelis' pcvt driver */ +#ifndef __OpenBSD__ +# define PCVT_CONSOLE_DEV "/dev/ttyv0" +#else +# define PCVT_CONSOLE_DEV "/dev/ttyC0" +#endif +#define PCVT_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#if defined(WSCONS_SUPPORT) && defined(__NetBSD__) +/* NetBSD's new console driver */ +#define WSCONS_PCVT_COMPAT_CONSOLE_DEV "/dev/ttyE0" +#endif + +#ifdef __GLIBC__ +#define setpgrp setpgid +#endif + +#define CHECK_DRIVER_MSG \ + "Check your kernel's console driver configuration and /dev entries" + +static char *supported_drivers[] = { +#ifdef PCCONS_SUPPORT + "pccons (with X support)", +#endif +#ifdef SYSCONS_SUPPORT + "syscons", +#endif +#ifdef PCVT_SUPPORT + "pcvt", +#endif +#ifdef WSCONS_SUPPORT + "wscons", +#endif +}; + + +/* + * Functions to probe for the existance of a supported console driver. + * Any function returns either a valid file descriptor (driver probed + * succesfully), -1 (driver not found), or uses FatalError() if the + * driver was found but proved to not support the required mode to run + * an X server. + */ + +typedef int (*xf86ConsOpen_t)(void); + +#ifdef PCCONS_SUPPORT +static int xf86OpenPccons(void); +#endif /* PCCONS_SUPPORT */ + +#ifdef SYSCONS_SUPPORT +static int xf86OpenSyscons(void); +#endif /* SYSCONS_SUPPORT */ + +#ifdef PCVT_SUPPORT +static int xf86OpenPcvt(void); +#endif /* PCVT_SUPPORT */ + +#ifdef WSCONS_SUPPORT +static int xf86OpenWScons(void); +#endif + +/* + * The sequence of the driver probes is important; start with the + * driver that is best distinguishable, and end with the most generic + * driver. (Otherwise, pcvt would also probe as syscons, and either + * pcvt or syscons might succesfully probe as pccons.) + */ +static xf86ConsOpen_t xf86ConsTab[] = { +#ifdef PCVT_SUPPORT + xf86OpenPcvt, +#endif +#ifdef SYSCONS_SUPPORT + xf86OpenSyscons, +#endif +#ifdef PCCONS_SUPPORT + xf86OpenPccons, +#endif +#ifdef WSCONS_SUPPORT + xf86OpenWScons, +#endif + (xf86ConsOpen_t)NULL +}; + + +void +xf86OpenConsole() +{ + int i, fd = -1; + xf86ConsOpen_t *driver; +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + int result; +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + struct utsname uts; +#endif + vtmode_t vtmode; +#endif + + if (serverGeneration == 1) + { + /* check if we are run with euid==0 */ + if (geteuid() != 0) + { + FatalError("xf86OpenConsole: Server must be suid root"); + } + + if (!KeepTty) + { + /* + * detaching the controlling tty solves problems of kbd character + * loss. This is not interesting for CO driver, because it is + * exclusive. + */ + setpgrp(0, getpid()); + if ((i = open("/dev/tty",O_RDWR)) >= 0) + { + ioctl(i,TIOCNOTTY,(char *)0); + close(i); + } + } + + /* detect which driver we are running on */ + for (driver = xf86ConsTab; *driver; driver++) + { + if ((fd = (*driver)()) >= 0) + break; + } + + /* Check that a supported console driver was found */ + if (fd < 0) + { + char cons_drivers[80] = {0, }; + for (i = 0; i < sizeof(supported_drivers) / sizeof(char *); i++) + { + if (i) + { + strcat(cons_drivers, ", "); + } + strcat(cons_drivers, supported_drivers[i]); + } + FatalError( + "%s: No console driver found\n\tSupported drivers: %s\n\t%s", + "xf86OpenConsole", cons_drivers, CHECK_DRIVER_MSG); + } +#if 0 /* stdin is already closed in OsInit() */ + fclose(stdin); +#endif + xf86Info.consoleFd = fd; + xf86Info.screenFd = fd; + + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS: + if (ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_ON, 0) < 0) + { + FatalError("%s: CONSOLE_X_MODE_ON failed (%s)\n%s", + "xf86OpenConsole", strerror(errno), + CHECK_DRIVER_MSG); + } + /* + * Hack to prevent keyboard hanging when syslogd closes + * /dev/console + */ + if ((devConsoleFd = open("/dev/console", O_WRONLY,0)) < 0) + { + xf86Msg(X_WARNING, + "xf86OpenConsole: couldn't open /dev/console (%s)\n", + strerror(errno)); + } + break; +#endif +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + case SYSCONS: + /* as of FreeBSD 2.2.8, syscons driver does not need the #1 vt + * switching anymore. Here we check for FreeBSD 3.1 and up. + * Add cases for other *BSD that behave the same. + */ +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + uname (&uts); + i = atof(uts.release) * 100; + if (i >= 310) goto acquire_vt; +#endif + /* otherwise fall through */ + case PCVT: +#if !(defined(__NetBSD__) && (__NetBSD_Version__ >= 200000000)) + /* + * First activate the #1 VT. This is a hack to allow a server + * to be started while another one is active. There should be + * a better way. + */ + if (initialVT != 1) { + + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, 1) != 0) + { + xf86Msg(X_WARNING, + "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + sleep(1); + } +#endif +acquire_vt: + if (!ShareVTs) { + /* + * now get the VT + */ + SYSCALL(result = + ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno)); + if (result != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + SYSCALL(result = + ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno)); + if (result != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n"); + } + + signal(SIGUSR1, xf86VTRequest); + + vtmode.mode = VT_PROCESS; + vtmode.relsig = SIGUSR1; + vtmode.acqsig = SIGUSR1; + vtmode.frsig = SIGUSR1; + if (ioctl(xf86Info.consoleFd, VT_SETMODE, &vtmode) < 0) + { + FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed"); + } + #if !defined(USE_DEV_IO) && !defined(USE_I386_IOPL) + if (ioctl(xf86Info.consoleFd, KDENABIO, 0) < 0) + { + FatalError("xf86OpenConsole: KDENABIO failed (%s)", + strerror(errno)); + } + #endif + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) + { + FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed"); + } + } else { /* ShareVTs */ + close(xf86Info.consoleFd); + } + break; +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ +#ifdef WSCONS_SUPPORT + case WSCONS: + /* Nothing to do */ + break; +#endif + } + } + else + { + /* serverGeneration != 1 */ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (!ShareVTs) if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) + { + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + } +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + } + return; +} + + +#ifdef PCCONS_SUPPORT + +static int +xf86OpenPccons() +{ + int fd = -1; + + if ((fd = open(PCCONS_CONSOLE_DEV1, PCCONS_CONSOLE_MODE, 0)) + >= 0 || + (fd = open(PCCONS_CONSOLE_DEV2, PCCONS_CONSOLE_MODE, 0)) + >= 0) + { + if (ioctl(fd, CONSOLE_X_MODE_OFF, 0) < 0) + { + FatalError( + "%s: CONSOLE_X_MODE_OFF failed (%s)\n%s\n%s", + "xf86OpenPccons", + strerror(errno), + "Was expecting pccons driver with X support", + CHECK_DRIVER_MSG); + } + xf86Info.consType = PCCONS; + xf86Msg(X_PROBED, "Using pccons driver with X support\n"); + } + return fd; +} + +#endif /* PCCONS_SUPPORT */ + +#ifdef SYSCONS_SUPPORT + +static int +xf86OpenSyscons() +{ + int fd = -1; + vtmode_t vtmode; + char vtname[12]; + struct stat status; + long syscons_version; + MessageType from; + + /* Check for syscons */ + if ((fd = open(SYSCONS_CONSOLE_DEV1, SYSCONS_CONSOLE_MODE, 0)) >= 0 + || (fd = open(SYSCONS_CONSOLE_DEV2, SYSCONS_CONSOLE_MODE, 0)) >= 0) + { + if (ioctl(fd, VT_GETMODE, &vtmode) >= 0) + { + /* Get syscons version */ + if (ioctl(fd, CONS_GETVERS, &syscons_version) < 0) + { + syscons_version = 0; + } + + xf86Info.vtno = VTnum; + from = X_CMDLINE; + +#ifdef VT_GETACTIVE + if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0) + initialVT = -1; +#endif + if (ShareVTs) + xf86Info.vtno = initialVT; + + if (xf86Info.vtno == -1) + { + /* + * For old syscons versions (<0x100), VT_OPENQRY returns + * the current VT rather than the next free VT. In this + * case, the server gets started on the current VT instead + * of the next free VT. + */ + +#if 0 + /* check for the fixed VT_OPENQRY */ + if (syscons_version >= 0x100) + { +#endif + if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) + { + /* No free VTs */ + xf86Info.vtno = -1; + } +#if 0 + } +#endif + + if (xf86Info.vtno == -1) + { + /* + * All VTs are in use. If initialVT was found, use it. + * Otherwise, if stdin is a VT, use that one. + * XXX stdin is already closed, so this won't work. + */ + if (initialVT != -1) + { + xf86Info.vtno = initialVT; + } + else if ((fstat(0, &status) >= 0) + && S_ISCHR(status.st_mode) + && (ioctl(0, VT_GETMODE, &vtmode) >= 0)) + { + /* stdin is a VT */ + xf86Info.vtno = minor(status.st_rdev) + 1; + } + else + { + if (syscons_version >= 0x100) + { + FatalError("%s: Cannot find a free VT", + "xf86OpenSyscons"); + } + /* Should no longer reach here */ + FatalError("%s: %s %s\n\t%s %s", + "xf86OpenSyscons", + "syscons versions prior to 1.0 require", + "either the", + "server's stdin be a VT", + "or the use of the vtxx server option"); + } + } + from = X_PROBED; + } + + close(fd); +#ifndef __OpenBSD__ + sprintf(vtname, "/dev/ttyv%01x", xf86Info.vtno - 1); +#else + sprintf(vtname, "/dev/ttyC%01x", xf86Info.vtno - 1); +#endif + if ((fd = open(vtname, SYSCONS_CONSOLE_MODE, 0)) < 0) + { + FatalError("xf86OpenSyscons: Cannot open %s (%s)", + vtname, strerror(errno)); + } + if (ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("xf86OpenSyscons: VT_GETMODE failed"); + } + xf86Info.consType = SYSCONS; + xf86Msg(X_PROBED, "Using syscons driver with X support"); + if (syscons_version >= 0x100) + { + xf86ErrorF(" (version %ld.%ld)\n", syscons_version >> 8, + syscons_version & 0xFF); + } + else + { + xf86ErrorF(" (version 0.x)\n"); + } + xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno); + } + else + { + /* VT_GETMODE failed, probably not syscons */ + close(fd); + fd = -1; + } + } + return fd; +} + +#endif /* SYSCONS_SUPPORT */ + + +#ifdef PCVT_SUPPORT + +static int +xf86OpenPcvt() +{ + /* This looks much like syscons, since pcvt is API compatible */ + int fd = -1; + vtmode_t vtmode; + char vtname[12], *vtprefix; + struct stat status; + struct pcvtid pcvt_version; + +#ifndef __OpenBSD__ + vtprefix = "/dev/ttyv"; +#else + vtprefix = "/dev/ttyC"; +#endif + + fd = open(PCVT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0); +#ifdef WSCONS_PCVT_COMPAT_CONSOLE_DEV + if (fd < 0) + { + fd = open(WSCONS_PCVT_COMPAT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0); + vtprefix = "/dev/ttyE"; + } +#endif + if (fd >= 0) + { + if (ioctl(fd, VGAPCVTID, &pcvt_version) >= 0) + { + if(ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("%s: VT_GETMODE failed\n%s%s\n%s", + "xf86OpenPcvt", + "Found pcvt driver but X11 seems to be", + " not supported.", CHECK_DRIVER_MSG); + } + + xf86Info.vtno = VTnum; + + if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0) + initialVT = -1; + + if (xf86Info.vtno == -1) + { + if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) + { + /* No free VTs */ + xf86Info.vtno = -1; + } + + if (xf86Info.vtno == -1) + { + /* + * All VTs are in use. If initialVT was found, use it. + * Otherwise, if stdin is a VT, use that one. + * XXX stdin is already closed, so this won't work. + */ + if (initialVT != -1) + { + xf86Info.vtno = initialVT; + } + else if ((fstat(0, &status) >= 0) + && S_ISCHR(status.st_mode) + && (ioctl(0, VT_GETMODE, &vtmode) >= 0)) + { + /* stdin is a VT */ + xf86Info.vtno = minor(status.st_rdev) + 1; + } + else + { + FatalError("%s: Cannot find a free VT", + "xf86OpenPcvt"); + } + } + } + + close(fd); + sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1); + if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) + { + ErrorF("xf86OpenPcvt: Cannot open %s (%s)", + vtname, strerror(errno)); + xf86Info.vtno = initialVT; + sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1); + if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) { + FatalError("xf86OpenPcvt: Cannot open %s (%s)", + vtname, strerror(errno)); + } + } + if (ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("xf86OpenPcvt: VT_GETMODE failed"); + } + xf86Info.consType = PCVT; +#ifdef WSCONS_SUPPORT + xf86Msg(X_PROBED, + "Using wscons driver on %s in pcvt compatibility mode " + "(version %d.%d)\n", vtname, + pcvt_version.rmajor, pcvt_version.rminor); +#else + xf86Msg(X_PROBED, "Using pcvt driver (version %d.%d)\n", + pcvt_version.rmajor, pcvt_version.rminor); +#endif + } + else + { + /* Not pcvt */ + close(fd); + fd = -1; + } + } + return fd; +} + +#endif /* PCVT_SUPPORT */ + +#ifdef WSCONS_SUPPORT + +static int +xf86OpenWScons() +{ + int fd = -1; + int mode = WSDISPLAYIO_MODE_MAPPED; + int i; + char ttyname[16]; + + /* XXX Is this ok? */ + for (i = 0; i < 8; i++) { +#if defined(__NetBSD__) + sprintf(ttyname, "/dev/ttyE%d", i); +#elif defined(__OpenBSD__) + sprintf(ttyname, "/dev/ttyC%x", i); +#endif + if ((fd = open(ttyname, 2)) != -1) + break; + } + if (fd != -1) { + if (ioctl(fd, WSDISPLAYIO_SMODE, &mode) < 0) { + FatalError("%s: WSDISPLAYIO_MODE_MAPPED failed (%s)\n%s", + "xf86OpenConsole", strerror(errno), + CHECK_DRIVER_MSG); + } + xf86Info.consType = WSCONS; + xf86Msg(X_PROBED, "Using wscons driver\n"); + } + return fd; +} + +#endif /* WSCONS_SUPPORT */ + +void +xf86CloseConsole() +{ +#if defined(SYSCONS_SUPPORT) || defined(PCVT_SUPPORT) + struct vt_mode VT; +#endif + + if (ShareVTs) return; + + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS: + ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_OFF, 0); + break; +#endif /* PCCONS_SUPPORT */ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + case SYSCONS: + case PCVT: + ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT); /* Back to text mode */ + if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1) + { + VT.mode = VT_AUTO; + ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* dflt vt handling */ + } +#if !defined(OpenBSD) && !defined(USE_DEV_IO) && !defined(USE_I386_IOPL) + if (ioctl(xf86Info.consoleFd, KDDISABIO, 0) < 0) + { + xf86FatalError("xf86CloseConsole: KDDISABIO failed (%s)", + strerror(errno)); + } +#endif + if (initialVT != -1) + ioctl(xf86Info.consoleFd, VT_ACTIVATE, initialVT); + break; +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ +#ifdef WSCONS_SUPPORT + case WSCONS: + { + int mode = WSDISPLAYIO_MODE_EMUL; + ioctl(xf86Info.screenFd, WSDISPLAYIO_SMODE, &mode); + break; + } +#endif + } + + if (xf86Info.screenFd != xf86Info.consoleFd) + { + close(xf86Info.screenFd); + close(xf86Info.consoleFd); + if ((xf86Info.consoleFd = open("/dev/console",O_RDONLY,0)) <0) + { + xf86FatalError("xf86CloseConsole: Cannot open /dev/console (%s)", + strerror(errno)); + } + } + close(xf86Info.consoleFd); + if (devConsoleFd >= 0) + close(devConsoleFd); + 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 defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + 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 || + VTnum < 1 || VTnum > 12) + { + UseMsg(); + VTnum = -1; + return 0; + } + return 1; + } +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + return 0; +} + +void +xf86UseMsg() +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + ErrorF("vtXX use the specified VT number (1-12)\n"); + ErrorF("-sharevts share VTs with another X server\n"); +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + ErrorF("-keeptty "); + ErrorF("don't detach controlling tty (for debugging only)\n"); + return; +} diff --git a/hw/xfree86/os-support/bsd/bsd_kmod.c b/hw/xfree86/os-support/bsd/bsd_kmod.c new file mode 100644 index 0000000..34e4341 --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_kmod.c @@ -0,0 +1,28 @@ +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <errno.h> +#include <fcntl.h> +#include <unistd.h> +#include <sys/param.h> +#include <sys/linker.h> + +#include "xf86_OSproc.h" + +/* + * Load a FreeBSD 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 + */ +int xf86LoadKernelModule(const char *modName) +{ + if (kldload(modName) != -1) + return 1; + else + return 0; +} diff --git a/hw/xfree86/os-support/bsd/bsd_kqueue_apm.c b/hw/xfree86/os-support/bsd/bsd_kqueue_apm.c new file mode 100644 index 0000000..053619e --- /dev/null +++ b/hw/xfree86/os-support/bsd/bsd_kqueue_apm.c @@ -0,0 +1,201 @@ +/* + * Copyright (C) 2001 The XFree86 Project, Inc. All Rights Reserved. + * + * 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 THE XFREE86 PROJECT 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. + * + * Except as contained in this notice, the name of the XFree86 Project + * shall not be used in advertising or otherwise to promote the sale, use + * or other dealings in this Software without prior written authorization + * from the XFree86 Project. + */ + +#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" +#include "xf86_OSlib.h" + +#include <sys/event.h> +#include <machine/apmvar.h> + +#define _PATH_APM_SOCKET "/var/run/apmdev" +#define _PATH_APM_DEV "/dev/apm" +#define _PATH_APM_CTLDEV "/dev/apmctl" + +static pointer APMihPtr = NULL; +static int devFd = -1; +static int ctlFd = -1; +static void bsdCloseAPM(void); + +static struct { + u_int apmBsd; + pmEvent xf86; +} bsdToXF86Array [] = { + { APM_STANDBY_REQ, XF86_APM_SYS_STANDBY }, + { APM_SUSPEND_REQ, XF86_APM_SYS_SUSPEND }, + { APM_NORMAL_RESUME, XF86_APM_NORMAL_RESUME }, + { APM_CRIT_RESUME, XF86_APM_CRITICAL_RESUME }, + { APM_BATTERY_LOW, XF86_APM_LOW_BATTERY }, + { APM_POWER_CHANGE, XF86_APM_POWER_STATUS_CHANGE }, + { APM_UPDATE_TIME, XF86_APM_UPDATE_TIME }, + { APM_CRIT_SUSPEND_REQ, XF86_APM_CRITICAL_SUSPEND }, + { APM_USER_STANDBY_REQ, XF86_APM_USER_STANDBY }, + { APM_USER_SUSPEND_REQ, XF86_APM_USER_SUSPEND }, + { APM_SYS_STANDBY_RESUME, XF86_APM_STANDBY_RESUME }, +#ifdef APM_CAPABILITY_CHANGE + { APM_CAPABILITY_CHANGE, XF86_APM_CAPABILITY_CHANGED }, +#endif +}; + +#define numApmEvents (sizeof(bsdToXF86Array) / sizeof(bsdToXF86Array[0])) + +static pmEvent +bsdToXF86(int type) +{ + int i; + + for (i = 0; i < numApmEvents; i++) { + if (type == bsdToXF86Array[i].apmBsd) { + return bsdToXF86Array[i].xf86; + } + } + return XF86_APM_UNKNOWN; +} + +/* + * APM events can be requested direclty from /dev/apm + */ +static int +bsdPMGetEventFromOS(int kq, pmEvent *events, int num) +{ + struct kevent ev; + int i, result; + struct timespec ts = { 0, 0 }; + + for (i = 0; i < num; i++) { + result = kevent(kq, NULL, 0, &ev, 1, &ts); + if (result == 0 || APM_EVENT_TYPE(ev.data) == APM_NOEVENT) { + /* no event */ + break; + } else if (result < 0) { + xf86Msg(X_WARNING, "bsdPMGetEventFromOS: kevent returns" + " %s\n", strerror(errno)); + break; + } + events[i] = bsdToXF86(APM_EVENT_TYPE(ev.data)); + } + return i; +} + +/* + * If apmd(8) is running, he will get the events and handle them, + * so, we've nothing to do here. + * Otherwise, opening /dev/apmctl will succeed and we have to send the + * confirmations to /dev/apmctl. + */ +static pmWait +bsdPMConfirmEventToOs(int dummyfd, pmEvent event) +{ + if (ctlFd < 0) { + if ((ctlFd = open(_PATH_APM_CTLDEV, O_RDWR)) < 0) { + return PM_NONE; + } + } + /* apmctl open succeedeed */ + switch (event) { + case XF86_APM_SYS_STANDBY: + case XF86_APM_USER_STANDBY: + if (ioctl( ctlFd, APM_IOC_STANDBY, NULL ) == 0) + return PM_WAIT; /* should we stop the Xserver in standby, too? */ + else + return PM_NONE; + + case XF86_APM_SYS_SUSPEND: + case XF86_APM_CRITICAL_SUSPEND: + case XF86_APM_USER_SUSPEND: + if (ioctl( ctlFd, APM_IOC_SUSPEND, NULL ) == 0) + return PM_WAIT; + else + return PM_NONE; + break; + 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; + break; + default: + return PM_NONE; + } +} + +PMClose +xf86OSPMOpen(void) +{ + int kq; + struct kevent ev; + + if (APMihPtr || !xf86Info.pmFlag) { + return NULL; + } + if ((devFd = open(_PATH_APM_DEV, O_RDONLY)) == -1) { + return NULL; + } + if ((kq = kqueue()) <= 0) { + close(devFd); + return NULL; + } + EV_SET(&ev, devFd, EVFILT_READ, EV_ADD | EV_ENABLE | EV_CLEAR, + 0, 0, NULL); + if (kevent(kq, &ev, 1, NULL, 0, NULL) < 0) { + close(devFd); + return NULL; + } + + xf86PMGetEventFromOs = bsdPMGetEventFromOS; + xf86PMConfirmEventToOs = bsdPMConfirmEventToOs; + APMihPtr = xf86AddGeneralHandler(kq, xf86HandlePMEvents, NULL); + return bsdCloseAPM; +} + +static void +bsdCloseAPM(void) +{ + int kq; + + if (APMihPtr) { + kq = xf86RemoveGeneralHandler(APMihPtr); + close(devFd); + devFd = -1; + close(kq); + if (ctlFd >= 0) { + close(ctlFd); + ctlFd = -1; + } + APMihPtr = NULL; + } +} diff --git a/hw/xfree86/os-support/bsd/i386_video.c b/hw/xfree86/os-support/bsd/i386_video.c new file mode 100644 index 0000000..7aef079 --- /dev/null +++ b/hw/xfree86/os-support/bsd/i386_video.c @@ -0,0 +1,908 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "xf86.h" +#include "xf86Priv.h" + +#include <errno.h> +#include <sys/mman.h> + +#ifdef HAS_MTRR_SUPPORT +#ifndef __NetBSD__ +#include <sys/types.h> +#include <sys/memrange.h> +#else +#include "memrange.h" +#endif +#define X_MTRR_ID "XFree86" +#endif + +#if defined(HAS_MTRR_BUILTIN) && defined(__NetBSD__) +#include <machine/mtrr.h> +#include <machine/sysarch.h> +#include <sys/queue.h> +#ifdef __x86_64__ +#define i386_set_mtrr x86_64_set_mtrr +#define i386_get_mtrr x86_64_get_mtrr +#define i386_iopl x86_64_iopl +#endif +#endif + +#include "xf86_OSlib.h" +#include "xf86OSpriv.h" + +#if defined(__NetBSD__) && !defined(MAP_FILE) +#define MAP_FLAGS MAP_SHARED +#else +#define MAP_FLAGS (MAP_FILE | MAP_SHARED) +#endif + +#ifndef MAP_FAILED +#define MAP_FAILED ((caddr_t)-1) +#endif + +#ifdef __OpenBSD__ +#define SYSCTL_MSG "\tCheck that you have set 'machdep.allowaperture=1'\n"\ + "\tin /etc/sysctl.conf and reboot your machine\n" \ + "\trefer to xf86(4) for details" +#define SYSCTL_MSG2 \ + "Check that you have set 'machdep.allowaperture=2'\n" \ + "\tin /etc/sysctl.conf and reboot your machine\n" \ + "\trefer to xf86(4) for details" +#endif + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +static Bool useDevMem = FALSE; +static int devMemFd = -1; + +#ifdef HAS_APERTURE_DRV +#define DEV_APERTURE "/dev/xf86" +#endif +#define DEV_MEM "/dev/mem" + +static pointer mapVidMem(int, unsigned long, unsigned long, int); +static void unmapVidMem(int, pointer, unsigned long); + +#ifdef HAS_MTRR_SUPPORT +static pointer setWC(int, unsigned long, unsigned long, Bool, MessageType); +static void undoWC(int, pointer); +static Bool cleanMTRR(void); +#endif +#if defined(HAS_MTRR_BUILTIN) && defined(__NetBSD__) +static pointer NetBSDsetWC(int, unsigned long, unsigned long, Bool, + MessageType); +static void NetBSDundoWC(int, pointer); +#endif + +/* + * Check if /dev/mem can be mmap'd. If it can't print a warning when + * "warn" is TRUE. + */ +static void +checkDevMem(Bool warn) +{ + static Bool devMemChecked = FALSE; + int fd; + pointer base; + + if (devMemChecked) + return; + devMemChecked = TRUE; + + if ((fd = open(DEV_MEM, O_RDWR)) >= 0) + { + /* Try to map a page at the VGA address */ + base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0xA0000); + + if (base != MAP_FAILED) + { + munmap((caddr_t)base, 4096); + devMemFd = fd; + useDevMem = TRUE; + return; + } else { + /* This should not happen */ + if (warn) + { + xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n", + DEV_MEM, strerror(errno)); + } + useDevMem = FALSE; + return; + } + } +#ifndef HAS_APERTURE_DRV + if (warn) + { + xf86Msg(X_WARNING, "checkDevMem: failed to open %s (%s)\n", + DEV_MEM, strerror(errno)); + } + useDevMem = FALSE; + return; +#else + /* Failed to open /dev/mem, try the aperture driver */ + if ((fd = open(DEV_APERTURE, O_RDWR)) >= 0) + { + /* Try to map a page at the VGA address */ + base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE, + MAP_FLAGS, fd, (off_t)0xA0000); + + if (base != MAP_FAILED) + { + munmap((caddr_t)base, 4096); + devMemFd = fd; + useDevMem = TRUE; + xf86Msg(X_INFO, "checkDevMem: using aperture driver %s\n", + DEV_APERTURE); + return; + } else { + + if (warn) + { + xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n", + DEV_APERTURE, strerror(errno)); + } + } + } else { + if (warn) + { +#ifndef __OpenBSD__ + xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n" + "\t(%s)\n", DEV_MEM, DEV_APERTURE, strerror(errno)); +#else /* __OpenBSD__ */ + xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n" + "\t(%s)\n%s", DEV_MEM, DEV_APERTURE, strerror(errno), + SYSCTL_MSG); +#endif /* __OpenBSD__ */ + } + } + + useDevMem = FALSE; + return; + +#endif +} + +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + checkDevMem(TRUE); + pVidMem->linearSupported = useDevMem; + pVidMem->mapMem = mapVidMem; + pVidMem->unmapMem = unmapVidMem; + +#if HAVE_PCI_SYSTEM_INIT_DEV_MEM + if (useDevMem) + pci_system_init_dev_mem(devMemFd); +#endif + +#ifdef HAS_MTRR_SUPPORT + if (useDevMem) { + if (cleanMTRR()) { + pVidMem->setWC = setWC; + pVidMem->undoWC = undoWC; + } + } +#endif +#if defined(HAS_MTRR_BUILTIN) && defined(__NetBSD__) + pVidMem->setWC = NetBSDsetWC; + pVidMem->undoWC = NetBSDundoWC; +#endif + pVidMem->initialised = TRUE; +} + +static pointer +mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + pointer base; + + checkDevMem(FALSE); + + if (useDevMem) + { + if (devMemFd < 0) + { + FatalError("xf86MapVidMem: failed to open %s (%s)", + DEV_MEM, strerror(errno)); + } + base = mmap((caddr_t)0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, devMemFd, (off_t)Base); + if (base == MAP_FAILED) + { + FatalError("%s: could not mmap %s [s=%lx,a=%lx] (%s)", + "xf86MapVidMem", DEV_MEM, Size, Base, + strerror(errno)); + } + return base; + } + + /* else, mmap /dev/vga */ + if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000) + { + FatalError("%s: Address 0x%lx outside allowable range", + "xf86MapVidMem", Base); + } + base = mmap(0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_FLAGS, xf86Info.screenFd, + (unsigned long)Base - 0xA0000 + ); + if (base == MAP_FAILED) + { + FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)", + strerror(errno)); + } + return base; +} + +static void +unmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + munmap((caddr_t)Base, Size); +} + +/* + * Read BIOS via mmap()ing DEV_MEM + */ + +int +xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, + int Len) +{ + unsigned char *ptr; + int psize; + int mlen; + + checkDevMem(TRUE); + if (devMemFd == -1) { + return -1; + } + + psize = getpagesize(); + Offset += Base & (psize - 1); + Base &= ~(psize - 1); + mlen = (Offset + Len + psize - 1) & ~(psize - 1); + ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ, + MAP_SHARED, devMemFd, (off_t)Base); + if ((long)ptr == -1) + { + xf86Msg(X_WARNING, + "xf86ReadBIOS: %s mmap[s=%x,a=%lx,o=%lx] failed (%s)\n", + DEV_MEM, Len, Base, Offset, strerror(errno)); +#ifdef __OpenBSD__ + if (Base < 0xa0000) { + xf86Msg(X_WARNING, SYSCTL_MSG2); + } +#endif + return -1; + } +#ifdef DEBUG + ErrorF("xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n", + Base, ptr[0] | (ptr[1] << 8)); +#endif + (void)memcpy(Buf, (void *)(ptr + Offset), Len); + (void)munmap((caddr_t)ptr, mlen); +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)" + "-> %02x %02x %02x %02x...\n", + Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]); +#endif + return Len; +} + +#ifdef USE_I386_IOPL +/***************************************************************************/ +/* I/O Permissions section */ +/***************************************************************************/ + +static Bool ExtendedEnabled = FALSE; + +Bool +xf86EnableIO() +{ + if (ExtendedEnabled) + return TRUE; + + if (i386_iopl(TRUE) < 0) + { +#ifndef __OpenBSD__ + xf86Msg(X_WARNING,"%s: Failed to set IOPL for extended I/O", + "xf86EnableIO"); +#else + xf86Msg(X_WARNING,"%s: Failed to set IOPL for extended I/O\n%s", + "xf86EnableIO", SYSCTL_MSG); +#endif + return FALSE; + } + ExtendedEnabled = TRUE; + + return TRUE; +} + +void +xf86DisableIO() +{ + if (!ExtendedEnabled) + return; + + i386_iopl(FALSE); + ExtendedEnabled = FALSE; + + return; +} + +#endif /* USE_I386_IOPL */ + +#ifdef USE_AMD64_IOPL +/***************************************************************************/ +/* I/O Permissions section */ +/***************************************************************************/ + +static Bool ExtendedEnabled = FALSE; + +Bool +xf86EnableIO() +{ + if (ExtendedEnabled) + return TRUE; + + if (amd64_iopl(TRUE) < 0) + { +#ifndef __OpenBSD__ + xf86Msg(X_WARNING,"%s: Failed to set IOPL for extended I/O", + "xf86EnableIO"); +#else + xf86Msg(X_WARNING,"%s: Failed to set IOPL for extended I/O\n%s", + "xf86EnableIO", SYSCTL_MSG); +#endif + return FALSE; + } + ExtendedEnabled = TRUE; + + return TRUE; +} + +void +xf86DisableIO() +{ + if (!ExtendedEnabled) + return; + + if (amd64_iopl(FALSE) == 0) { + ExtendedEnabled = FALSE; + } + /* Otherwise, the X server has revoqued its root uid, + and thus cannot give up IO privileges any more */ + + return; +} + +#endif /* USE_AMD64_IOPL */ + +#ifdef USE_DEV_IO +static int IoFd = -1; + +Bool +xf86EnableIO() +{ + if (IoFd >= 0) + return TRUE; + + if ((IoFd = open("/dev/io", O_RDWR)) == -1) + { + xf86Msg(X_WARNING,"xf86EnableIO: " + "Failed to open /dev/io for extended I/O"); + return FALSE; + } + return TRUE; +} + +void +xf86DisableIO() +{ + if (IoFd < 0) + return; + + close(IoFd); + IoFd = -1; + return; +} + +#endif + +#ifdef __NetBSD__ +/***************************************************************************/ +/* Set TV output mode */ +/***************************************************************************/ +void +xf86SetTVOut(int mode) +{ + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS:{ + + if (ioctl (xf86Info.consoleFd, CONSOLE_X_TV_ON, &mode) < 0) + { + xf86Msg(X_WARNING, + "xf86SetTVOut: Could not set console to TV output, %s\n", + strerror(errno)); + } + } + break; +#endif /* PCCONS_SUPPORT */ + + default: + FatalError("Xf86SetTVOut: Unsupported console"); + break; + } + return; +} + +void +xf86SetRGBOut() +{ + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS:{ + + if (ioctl (xf86Info.consoleFd, CONSOLE_X_TV_OFF, 0) < 0) + { + xf86Msg(X_WARNING, + "xf86SetTVOut: Could not set console to RGB output, %s\n", + strerror(errno)); + } + } + break; +#endif /* PCCONS_SUPPORT */ + + default: + FatalError("Xf86SetTVOut: Unsupported console"); + break; + } + return; +} +#endif + +#ifdef HAS_MTRR_SUPPORT +/* memory range (MTRR) support for FreeBSD */ + +/* + * This code is experimental. Some parts may be overkill, and other parts + * may be incomplete. + */ + +/* + * getAllRanges returns the full list of memory ranges with attributes set. + */ + +static struct mem_range_desc * +getAllRanges(int *nmr) +{ + struct mem_range_desc *mrd; + struct mem_range_op mro; + + /* + * Find how many ranges there are. If this fails, then the kernel + * probably doesn't have MTRR support. + */ + mro.mo_arg[0] = 0; + if (ioctl(devMemFd, MEMRANGE_GET, &mro)) + return NULL; + *nmr = mro.mo_arg[0]; + mrd = xnfalloc(*nmr * sizeof(struct mem_range_desc)); + mro.mo_arg[0] = *nmr; + mro.mo_desc = mrd; + if (ioctl(devMemFd, MEMRANGE_GET, &mro)) { + free(mrd); + return NULL; + } + return mrd; +} + +/* + * cleanMTRR removes any memory attribute that may be left by a previous + * X server. Normally there won't be any, but this takes care of the + * case where a server crashed without being able finish cleaning up. + */ + +static Bool +cleanMTRR() +{ + struct mem_range_desc *mrd; + struct mem_range_op mro; + int nmr, i; + + /* This shouldn't happen */ + if (devMemFd < 0) + return FALSE; + + if (!(mrd = getAllRanges(&nmr))) + return FALSE; + + for (i = 0; i < nmr; i++) { + if (strcmp(mrd[i].mr_owner, X_MTRR_ID) == 0 && + (mrd[i].mr_flags & MDF_ACTIVE)) { +#ifdef DEBUG + ErrorF("Clean for (0x%lx,0x%lx)\n", + (unsigned long)mrd[i].mr_base, + (unsigned long)mrd[i].mr_len); +#endif + if (mrd[i].mr_flags & MDF_FIXACTIVE) { + mro.mo_arg[0] = MEMRANGE_SET_UPDATE; + mrd[i].mr_flags = MDF_UNCACHEABLE; + } else { + mro.mo_arg[0] = MEMRANGE_SET_REMOVE; + } + mro.mo_desc = mrd + i; + ioctl(devMemFd, MEMRANGE_SET, &mro); + } + } +#ifdef DEBUG + sleep(10); +#endif + free(mrd); + return TRUE; +} + +typedef struct x_RangeRec { + struct mem_range_desc mrd; + Bool wasWC; + struct x_RangeRec * next; +} RangeRec, *RangePtr; + +static void +freeRangeList(RangePtr range) +{ + RangePtr rp; + + while (range) { + rp = range; + range = rp->next; + free(rp); + } +} + +static RangePtr +dupRangeList(RangePtr list) +{ + RangePtr new = NULL, rp, p; + + rp = list; + while (rp) { + p = xnfalloc(sizeof(RangeRec)); + *p = *rp; + p->next = new; + new = p; + rp = rp->next; + } + return new; +} + +static RangePtr +sortRangeList(RangePtr list) +{ + RangePtr rp1, rp2, copy, sorted = NULL, minp, prev, minprev; + unsigned long minBase; + + /* Sort by base address */ + rp1 = copy = dupRangeList(list); + while (rp1) { + minBase = rp1->mrd.mr_base; + minp = rp1; + minprev = NULL; + prev = rp1; + rp2 = rp1->next; + while (rp2) { + if (rp2->mrd.mr_base < minBase) { + minBase = rp2->mrd.mr_base; + minp = rp2; + minprev = prev; + } + prev = rp2; + rp2 = rp2->next; + } + if (minprev) { + minprev->next = minp->next; + rp1 = copy; + } else { + rp1 = minp->next; + } + minp->next = sorted; + sorted = minp; + } + return sorted; +} + +/* + * findRanges returns a list of ranges that overlap the specified range. + */ + +static void +findRanges(unsigned long base, unsigned long size, RangePtr *ucp, RangePtr *wcp) +{ + struct mem_range_desc *mrd; + int nmr, i; + RangePtr rp, *p; + + if (!(mrd = getAllRanges(&nmr))) + return; + + for (i = 0; i < nmr; i++) { + if ((mrd[i].mr_flags & MDF_ACTIVE) && + mrd[i].mr_base < base + size && + mrd[i].mr_base + mrd[i].mr_len > base) { + if (mrd[i].mr_flags & MDF_WRITECOMBINE) + p = wcp; + else if (mrd[i].mr_flags & MDF_UNCACHEABLE) + p = ucp; + else + continue; + rp = xnfalloc(sizeof(RangeRec)); + rp->mrd = mrd[i]; + rp->next = *p; + *p = rp; + } + } + free(mrd); +} + +/* + * This checks if the existing overlapping ranges fully cover the requested + * range. Is this overkill? + */ + +static Bool +fullCoverage(unsigned long base, unsigned long size, RangePtr overlap) +{ + RangePtr rp1, sorted = NULL; + unsigned long end; + + sorted = sortRangeList(overlap); + /* Look for gaps */ + rp1 = sorted; + end = base + size; + while (rp1) { + if (rp1->mrd.mr_base > base) { + freeRangeList(sorted); + return FALSE; + } else { + base = rp1->mrd.mr_base + rp1->mrd.mr_len; + } + if (base >= end) { + freeRangeList(sorted); + return TRUE; + } + rp1 = rp1->next; + } + freeRangeList(sorted); + return FALSE; +} + +static pointer +addWC(int screenNum, unsigned long base, unsigned long size, MessageType from) +{ + RangePtr uc = NULL, wc = NULL, retlist = NULL; + struct mem_range_desc mrd; + struct mem_range_op mro; + + findRanges(base, size, &uc, &wc); + + /* See of the full range is already WC */ + if (!uc && fullCoverage(base, size, wc)) { + xf86DrvMsg(screenNum, from, + "Write-combining range (0x%lx,0x%lx) was already set\n", + base, size); + return NULL; + } + + /* Otherwise, try to add the new range */ + mrd.mr_base = base; + mrd.mr_len = size; + strcpy(mrd.mr_owner, X_MTRR_ID); + mrd.mr_flags = MDF_WRITECOMBINE; + mro.mo_desc = &mrd; + mro.mo_arg[0] = MEMRANGE_SET_UPDATE; + if (ioctl(devMemFd, MEMRANGE_SET, &mro)) { + xf86DrvMsg(screenNum, X_WARNING, + "Failed to set write-combining range " + "(0x%lx,0x%lx)\n", base, size); + return NULL; + } else { + xf86DrvMsg(screenNum, from, + "Write-combining range (0x%lx,0x%lx)\n", base, size); + retlist = xnfalloc(sizeof(RangeRec)); + retlist->mrd = mrd; + retlist->wasWC = FALSE; + retlist->next = NULL; + return retlist; + } +} + +static pointer +delWC(int screenNum, unsigned long base, unsigned long size, MessageType from) +{ + RangePtr uc = NULL, wc = NULL, retlist = NULL; + struct mem_range_desc mrd; + struct mem_range_op mro; + + findRanges(base, size, &uc, &wc); + + /* + * See of the full range is already not WC, or if there is full + * coverage from UC ranges. + */ + if (!wc || fullCoverage(base, size, uc)) { + xf86DrvMsg(screenNum, from, + "Write-combining range (0x%lx,0x%lx) was already clear\n", + base, size); + return NULL; + } + + /* Otherwise, try to add the new range */ + mrd.mr_base = base; + mrd.mr_len = size; + strcpy(mrd.mr_owner, X_MTRR_ID); + mrd.mr_flags = MDF_UNCACHEABLE; + mro.mo_desc = &mrd; + mro.mo_arg[0] = MEMRANGE_SET_UPDATE; + if (ioctl(devMemFd, MEMRANGE_SET, &mro)) { + xf86DrvMsg(screenNum, X_WARNING, + "Failed to remove write-combining range " + "(0x%lx,0x%lx)\n", base, size); + /* XXX Should then remove all of the overlapping WC ranges */ + return NULL; + } else { + xf86DrvMsg(screenNum, from, + "Removed Write-combining range (0x%lx,0x%lx)\n", + base, size); + retlist = xnfalloc(sizeof(RangeRec)); + retlist->mrd = mrd; + retlist->wasWC = TRUE; + retlist->next = NULL; + return retlist; + } +} + +static pointer +setWC(int screenNum, unsigned long base, unsigned long size, Bool enable, + MessageType from) +{ + if (enable) + return addWC(screenNum, base, size, from); + else + return delWC(screenNum, base, size, from); +} + +static void +undoWC(int screenNum, pointer list) +{ + RangePtr rp; + struct mem_range_op mro; + Bool failed; + + rp = list; + while (rp) { +#ifdef DEBUG + ErrorF("Undo for (0x%lx,0x%lx), %d\n", + (unsigned long)rp->mrd.mr_base, + (unsigned long)rp->mrd.mr_len, rp->wasWC); +#endif + failed = FALSE; + if (rp->wasWC) { + mro.mo_arg[0] = MEMRANGE_SET_UPDATE; + rp->mrd.mr_flags = MDF_WRITECOMBINE; + strcpy(rp->mrd.mr_owner, "unknown"); + } else { + mro.mo_arg[0] = MEMRANGE_SET_REMOVE; + } + mro.mo_desc = &rp->mrd; + + if (ioctl(devMemFd, MEMRANGE_SET, &mro)) { + if (!rp->wasWC) { + mro.mo_arg[0] = MEMRANGE_SET_UPDATE; + rp->mrd.mr_flags = MDF_UNCACHEABLE; + strcpy(rp->mrd.mr_owner, "unknown"); + if (ioctl(devMemFd, MEMRANGE_SET, &mro)) + failed = TRUE; + } else + failed = TRUE; + } + if (failed) { + xf86DrvMsg(screenNum, X_WARNING, + "Failed to restore MTRR range (0x%lx,0x%lx)\n", + (unsigned long)rp->mrd.mr_base, + (unsigned long)rp->mrd.mr_len); + } + rp = rp->next; + } +} + +#endif /* HAS_MTRR_SUPPORT */ + + +#if defined(HAS_MTRR_BUILTIN) && defined(__NetBSD__) +static pointer +NetBSDsetWC(int screenNum, unsigned long base, unsigned long size, Bool enable, + MessageType from) +{ + struct mtrr *mtrrp; + int n; + + xf86DrvMsg(screenNum, X_WARNING, + "%s MTRR %lx - %lx\n", enable ? "set" : "remove", + base, (base + size)); + + mtrrp = xnfalloc(sizeof (struct mtrr)); + mtrrp->base = base; + mtrrp->len = size; + mtrrp->type = MTRR_TYPE_WC; + + /* + * MTRR_PRIVATE will make this MTRR get reset automatically + * if this process exits, so we have no need for an explicit + * cleanup operation when starting a new server. + */ + + if (enable) + mtrrp->flags = MTRR_VALID | MTRR_PRIVATE; + else + mtrrp->flags = 0; + n = 1; + + if (i386_set_mtrr(mtrrp, &n) < 0) { + free(mtrrp); + return NULL; + } + return mtrrp; +} + +static void +NetBSDundoWC(int screenNum, pointer list) +{ + struct mtrr *mtrrp = (struct mtrr *)list; + int n; + + if (mtrrp == NULL) + return; + n = 1; + mtrrp->flags &= ~MTRR_VALID; + i386_set_mtrr(mtrrp, &n); + free(mtrrp); +} +#endif diff --git a/hw/xfree86/os-support/bsd/memrange.h b/hw/xfree86/os-support/bsd/memrange.h new file mode 100644 index 0000000..03c4791 --- /dev/null +++ b/hw/xfree86/os-support/bsd/memrange.h @@ -0,0 +1,69 @@ +/* + * Memory range attribute operations, peformed on /dev/mem + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#ifndef _MEMRANGE_H +#define _MEMRANGE_H + +/* Memory range attributes */ +#define MDF_UNCACHEABLE (1<<0) /* region not cached */ +#define MDF_WRITECOMBINE (1<<1) /* region supports "write combine" + * action */ +#define MDF_WRITETHROUGH (1<<2) /* write-through cached */ +#define MDF_WRITEBACK (1<<3) /* write-back cached */ +#define MDF_WRITEPROTECT (1<<4) /* read-only region */ +#define MDF_ATTRMASK (0x00ffffff) + +#define MDF_FIXBASE (1<<24) /* fixed base */ +#define MDF_FIXLEN (1<<25) /* fixed length */ +#define MDF_FIRMWARE (1<<26) /* set by firmware (XXX not useful?) */ +#define MDF_ACTIVE (1<<27) /* currently active */ +#define MDF_BOGUS (1<<28) /* we don't like it */ +#define MDF_FIXACTIVE (1<<29) /* can't be turned off */ +#define MDF_BUSY (1<<30) /* range is in use */ + +struct mem_range_desc { + u_int64_t mr_base; + u_int64_t mr_len; + int mr_flags; + char mr_owner[8]; +}; + +struct mem_range_op { + struct mem_range_desc *mo_desc; + int mo_arg[2]; +#define MEMRANGE_SET_UPDATE 0 +#define MEMRANGE_SET_REMOVE 1 + /* XXX want a flag that says "set and undo when I exit" */ +}; +#define MEMRANGE_GET _IOWR('m', 50, struct mem_range_op) +#define MEMRANGE_SET _IOW('m', 51, struct mem_range_op) + +#ifdef _KERNEL + +struct mem_range_softc; +struct mem_range_ops { + void (*init) __P((struct mem_range_softc * sc)); + int (*set) __P((struct mem_range_softc * sc, struct mem_range_desc * mrd, int *arg)); + void (*initAP) __P((struct mem_range_softc * sc)); +}; + +struct mem_range_softc { + struct mem_range_ops *mr_op; + int mr_cap; + int mr_ndesc; + struct mem_range_desc *mr_desc; +}; + +extern struct mem_range_softc mem_range_softc; + +extern int mem_range_attr_get __P((struct mem_range_desc * mrd, int *arg)); +extern int mem_range_attr_set __P((struct mem_range_desc * mrd, int *arg)); +extern void mem_range_AP_init __P((void)); +#endif + +#endif diff --git a/hw/xfree86/os-support/bsd/ppc_video.c b/hw/xfree86/os-support/bsd/ppc_video.c new file mode 100644 index 0000000..7e3fcdb --- /dev/null +++ b/hw/xfree86/os-support/bsd/ppc_video.c @@ -0,0 +1,153 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "xf86.h" +#include "xf86Priv.h" + +#include "xf86_OSlib.h" +#include "xf86OSpriv.h" + +#include "bus/Pci.h" + +#ifndef MAP_FAILED +#define MAP_FAILED ((caddr_t)-1) +#endif + + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +#ifndef __OpenBSD__ +#define DEV_MEM "/dev/mem" +#else +#define DEV_MEM "/dev/xf86" +#endif + +static pointer ppcMapVidMem(int, unsigned long, unsigned long, int flags); +static void ppcUnmapVidMem(int, pointer, unsigned long); + +Bool xf86EnableIO(void); +void xf86DisableIO(void); + +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + pVidMem->linearSupported = TRUE; + pVidMem->mapMem = ppcMapVidMem; + pVidMem->unmapMem = ppcUnmapVidMem; + pVidMem->initialised = TRUE; + xf86EnableIO(); +} + + +volatile unsigned char *ioBase = MAP_FAILED; + +static pointer +ppcMapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + int fd = xf86Info.screenFd; + pointer base; +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", + Base, Size, fd); +#endif + + base = mmap(0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_SHARED, fd, Base); + if (base == MAP_FAILED) + FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)", + "xf86MapVidMem", Size, Base, strerror(errno)); + + return base; +} + +static void +ppcUnmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + munmap(Base, Size); +} + +int +xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, + int Len) +{ + int rv; + static int kmem = -1; + + if (kmem == -1) { + kmem = open(DEV_MEM, 2); + if (kmem == -1) { + FatalError("xf86ReadBIOS: open %s", DEV_MEM); + } + } + +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS() %lx %lx, %x\n", + Base, Offset, Len); +#endif + + + lseek(kmem, Base + Offset, 0); + rv = read(kmem, Buf, Len); + + return rv; +} + +Bool xf86EnableIO() +{ + int fd = xf86Info.screenFd; + + xf86MsgVerb(X_WARNING, 3, "xf86EnableIO %d\n", fd); + if (ioBase == MAP_FAILED) + { + ioBase=mmap(NULL, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED, fd, + 0xf2000000); + xf86MsgVerb(X_INFO, 3, "xf86EnableIO: %08x\n", ioBase); + if (ioBase == MAP_FAILED) { + xf86MsgVerb(X_WARNING, 3, "Can't map IO space!\n"); + return FALSE; + } + } + return TRUE; +} + +void xf86DisableIO() +{ + + if (ioBase != MAP_FAILED) + { + munmap(__UNVOLATILE(ioBase), 0x10000); + ioBase = MAP_FAILED; + } +} + diff --git a/hw/xfree86/os-support/bsd/sparc64_video.c b/hw/xfree86/os-support/bsd/sparc64_video.c new file mode 100644 index 0000000..c838792 --- /dev/null +++ b/hw/xfree86/os-support/bsd/sparc64_video.c @@ -0,0 +1,91 @@ +/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR + * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#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" + +#ifndef MAP_FAILED +#define MAP_FAILED ((caddr_t)-1) +#endif + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +static pointer sparc64MapVidMem(int, unsigned long, unsigned long, int); +static void sparc64UnmapVidMem(int, pointer, unsigned long); + +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + pVidMem->linearSupported = TRUE; + pVidMem->mapMem = sparc64MapVidMem; + pVidMem->unmapMem = sparc64UnmapVidMem; + pVidMem->initialised = TRUE; +} + +static pointer +sparc64MapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, + int flags) +{ + int fd = xf86Info.screenFd; + pointer base; + +#ifdef DEBUG + xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", + Base, Size, fd); +#endif + + base = mmap(0, Size, + (flags & VIDMEM_READONLY) ? + PROT_READ : (PROT_READ | PROT_WRITE), + MAP_SHARED, fd, Base); + if (base == MAP_FAILED) + FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)", + "xf86MapVidMem", Size, Base, strerror(errno)); + return base; +} + +static void +sparc64UnmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ + munmap(Base, Size); +} + +int +xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, + int Len) +{ + + return 0; +} |