diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/sco')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/Makefile.am | 6 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/Makefile.in | 538 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c | 117 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/sco_init.c | 294 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/sco_iop.c | 134 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/sco_mouse.c | 258 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/sco_video.c | 294 |
7 files changed, 1641 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/sco/Makefile.am b/xorg-server/hw/xfree86/os-support/sco/Makefile.am new file mode 100644 index 000000000..9cb5011fb --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/Makefile.am @@ -0,0 +1,6 @@ +EXTRA_DIST = \ + VTsw_sco.c \ + sco_init.c \ + sco_iop.c \ + sco_mouse.c \ + sco_video.c diff --git a/xorg-server/hw/xfree86/os-support/sco/Makefile.in b/xorg-server/hw/xfree86/os-support/sco/Makefile.in new file mode 100644 index 000000000..a417e9a94 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/Makefile.in @@ -0,0 +1,538 @@ +# Makefile.in generated by automake 1.10.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = hw/xfree86/os-support/sco +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \ + 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all all-am check check-am clean clean-generic clean-libtool \ + distclean distclean-generic distclean-libtool distdir dvi \ + dvi-am html html-am info info-am install install-am \ + install-data install-data-am install-dvi install-dvi-am \ + install-exec install-exec-am install-html install-html-am \ + install-info install-info-am install-man install-pdf \ + install-pdf-am install-ps install-ps-am install-strip \ + installcheck installcheck-am installdirs maintainer-clean \ + maintainer-clean-generic mostlyclean mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c new file mode 100644 index 000000000..d126e7869 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c @@ -0,0 +1,117 @@ +/* + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * Copyright 1993 by David McCullough <davidm@stallion.oz.au> + * + * 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" + +/* For the event driver prototypes */ +#include <sys/event.h> +#include <mouse.h> + +/* + * Handle the VT-switching interface for SCO + */ + +/* + * This function is the signal handler for the VT-switching signal. It + * is only referenced inside the OS-support layer. NOTE: we do NOT need + * to re-arm the signal here, since we used sigaction() to set the signal + * disposition in sco_init.c. If we had used signal(), we would need to + * re-arm the signal here. All we need to do now is record the fact that + * we got the signal. XFree86 handles the rest. + */ +void +xf86VTRequest(int sig) +{ + xf86Info.vtRequestsPending = TRUE; + return; +} + +Bool +xf86VTSwitchPending(void) +{ + return(xf86Info.vtRequestsPending ? TRUE : FALSE); +} + +/* + * When we switch away, we need to flush and suspend the event driver + * before the VT_RELDISP. We also need to get the current LED status + * and preserve it, so that we can restore it when we come back. + */ +static int sco_ledstatus = -1; +static unsigned int sco_ledstate = 0; + +Bool +xf86VTSwitchAway(void) +{ + ev_flush(); + ev_suspend(); + + sco_ledstatus = ioctl(xf86Info.consoleFd, KDGETLED, &sco_ledstate); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_TRUE) < 0) { + return(FALSE); + } else { + return(TRUE); + } +} + +/* + * When we come back to the X server, we need to resume the event driver, + * and we need to restore the LED settings to what they were when we + * switched away. + */ +Bool +xf86VTSwitchTo(void) +{ + ev_resume(); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) { + return(FALSE); + } else { + if (sco_ledstatus >= 0) { + ioctl (xf86Info.consoleFd, KDSETLED, sco_ledstate); + } + sco_ledstatus = -1; + + /* + * Convince the console driver this screen is in graphics mode, + * otherwise it assumes it can do more to the screen than it should. + */ + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) { + ErrorF("Failed to set graphics mode (%s)\n", strerror(errno)); + } + + return TRUE; + } +} diff --git a/xorg-server/hw/xfree86/os-support/sco/sco_init.c b/xorg-server/hw/xfree86/os-support/sco/sco_init.c new file mode 100644 index 000000000..5f7db3437 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/sco_init.c @@ -0,0 +1,294 @@ +/* + * Copyright 2001-2005 by J. Kean Johnston <jkj@sco.com> + * + * 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 J. Kean Johnston not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. J. Kean Johnston makes no + * representations about the suitability of this software for any purpose. + * It is provided "as is" without express or implied warranty. + * + * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL J. KEAN JOHNSTON 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. + */ + +/* Re-written May 2001 to represent the current state of reality */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xmd.h> + +#include "compiler.h" + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +static Bool KeepTty = FALSE; +static int VTnum = -1; +static char vtdevice[48]; +static int sco_console_mode = -1; + +extern Bool mpxLock; + +void +xf86OpenConsole(void) +{ + int i, ioctl_ret; + struct vt_mode VT; + struct vid_info vidinf; + struct sigaction sigvtsw; + char *ttn; + + if (serverGeneration == 1) { + /* check if we're run with euid==0 */ + if (geteuid() != 0) { + FatalError("xf86OpenConsole: Server must be setuid root\n"); + } + + /* If we are run in the background we will get SIGTTOU. Ignore it. */ + OsSignal (SIGTTOU, SIG_IGN); + + /* + * Set up the virtual terminal (multiscreen in SCO parlance). + * For the actual console itself, screens are numbered from + * 1 to (usually) 16. However, it is possible to have a nested + * server, and it is also possible to be on a multi-console + * system such as MaxSpeed or SunRiver. Therefore, we should + * not make any assumptions about the TTY name we are on, and + * instead we rely on ttyname() to give us the real TTY name. + * Previously, we tried to determine the TTY name manually. + * This is wrong. The only time we need to futz with the TTY name + * is if we were given the name of a TTY to run on explicity on + * the command line. + */ + + if (VTnum == -1) { + /* + * No device was specified. We need to query the kernel to see which + * console device we are on (and in fact if we are on a console at all). + */ + ttn = ttyname (1); + + if (ttn == (char *)0) { + FatalError ("xf86OpenConsole: Could not determine TTY name: %s\n", + strerror(errno)); + } + strlcpy (vtdevice, ttn, sizeof(vtdevice)); + } else if (VTnum >= 0) { + snprintf (vtdevice, sizeof(vtdevice), "/dev/tty%02d", VTnum); + } + + /* + * Now we can dispose of stdin/stdout + */ + fclose (stdin); + fclose (stdout); + + if ((xf86Info.consoleFd = open(vtdevice, O_RDWR | O_NDELAY, 0)) < 0) { + FatalError("xf86OpenConsole: Cannot open %s: %s\n", vtdevice, + strerror(errno)); + } + + /* + * We make 100% sure we use the correct VT number. This can get ugly + * where there are multi-consoles in use, so we make sure we query + * the kernel for the correct VT number. It knows best, we don't. + */ + vidinf.size = sizeof(vidinf); + if (ioctl (xf86Info.consoleFd, CONS_GETINFO, &vidinf) < 0) { + FatalError ("xf86OpenConsole: %s not a console device " + "or error querying device: %s\n", vtdevice, strerror (errno)); + } + xf86Info.vtno = vidinf.m_num; + VTnum = vidinf.m_num + 1; /* 0-based */ + + ErrorF("(using VT%02d device %s)\n\n", VTnum, vtdevice); + + /* We activate the console just in case its not the one we are on */ + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) { + ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno)); + } + + /* Disassociate from controling TTY */ + if (!KeepTty) { + setpgrp(); + } + + /* + * Now we get the current mode that the console device is in. We will + * use this later when we close the console device to restore it to + * that same mode. + */ + if ((sco_console_mode = ioctl(xf86Info.consoleFd, CONS_GET, 0L)) < 0) { + FatalError("xf86OpenConsole: CONS_GET failed on console (%s)\n", + strerror(errno)); + } + + if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) { + FatalError("xf86OpenConsole: VT_GETMODE failed (%s)\n", strerror(errno)); + } + + sigvtsw.sa_handler = xf86VTRequest; + sigfillset(&sigvtsw.sa_mask); + sigvtsw.sa_flags = 0; + + /* NOTE: Using sigaction means we dont have to re-arm the signal */ + sigaction(SIGUSR1, &sigvtsw, NULL); + + VT.mode = VT_PROCESS; + VT.relsig = SIGUSR1; + VT.acqsig = SIGUSR1; + VT.frsig = SIGINT; /* Not implemented */ + VT.waitv = 0; + + /* + * The SCO X server tries the following call 5 times. Lets do the same + * thing. It shouldn't really be required but sometimes things take a + * while to settle down when switching screens. *helpless shrug* I know + * its sucks but ... + */ + + ioctl_ret = 0; + for (i = 0; i < 5; i++) { + ioctl_ret = ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); + if (ioctl_ret >= 0) + break; + usleep(999999); /* Dont use nap() - it forces linking with -lx */ + } + + if (ioctl_ret < 0) { + FatalError("xf86OpenConsole: VT_SETMODE failed (%s)\n", strerror(errno)); + } + + /* + * Convince the console driver we are in graphics mode. + */ + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) { + ErrorF("Failed to set graphics mode (%s)\n", strerror(errno)); + } + } else { /* serverGeneration != 1 */ + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) { + ErrorF("xf86OpenConsole: VT_ACTIVATE failed (%s)\n", strerror(errno)); + } + } +} + +/* + * Restore the console to its previous state. This may cause flicker if + * the screen was previous in a graphics mode, because we first set it + * to text mode. This has the advantage of getting the console driver + * to do a soft reset on the card, which really does help settle the + * video card down again after coming out of Xfree86. + */ +void +xf86CloseConsole(void) +{ + struct vt_mode VT; + struct sigaction sigvtsw; + + /* Set text mode (possibly briefly) */ + ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT0); + + /* Restore the original mode */ + if (sco_console_mode != -1) { + ioctl(xf86Info.consoleFd, MODESWITCH | sco_console_mode, 0L); + } + + ioctl(xf86Info.consoleFd, VT_RELDISP, 1); /* Release the display */ + + sigvtsw.sa_handler = SIG_DFL; + sigfillset(&sigvtsw.sa_mask); + sigvtsw.sa_flags = 0; + + sigaction(SIGUSR1, &sigvtsw, NULL); + + VT.mode = VT_AUTO; + VT.waitv = 0; + VT.relsig = SIGUSR1; + VT.acqsig = SIGUSR1; + VT.frsig = SIGINT; + ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* Revert to auto handling */ + + close(xf86Info.consoleFd); /* We're done with the device */ +} + +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); + } + + /* + * By default, the X server wants to bind itself to CPU 0. This makes + * sure that the server has full access to the I/O ports at IOPL 3. + * Some SMP systems have trouble with I/O on CPU's other than 0. If, + * however, you have a system that is well behaved, you can specify + * this argument and let the scheduler decide which CPU the server + * should run on. + */ + if (!strcmp(argv[i], "-nompxlock")) { + mpxLock = FALSE; + return (1); + } + + /* + * Specify the VT number to run on (NOT the device). + */ + if ((argv[i][0] == 'v') && (argv[i][1] == 't')) { + if (sscanf(argv[i], "vt%2d", &VTnum) == 0) { + UseMsg(); + VTnum = -1; + return(0); + } + if (VTnum <= 0) { + UseMsg(); + VTnum = -1; + return(0); + } + return(1); + } + + /* + * Use a device the user specifies. + */ + if (!strcmp(argv[i], "-crt")) { + if (++i > argc) { + UseMsg(); + VTnum = -1; + return(0); + } else { + VTnum = -2; + strlcpy (vtdevice, argv[i], sizeof(vtdevice)); + return(2); + } + } + return(0); +} + +void +xf86UseMsg(void) +{ + ErrorF("vtXX use the specified VT number\n"); + ErrorF("-crt DEVICE use the specified VT device\n"); + ErrorF("-nompxlock dont bind X server to CPU 0\n"); + ErrorF("-keeptty "); + ErrorF("don't detach controlling tty (for debugging only)\n"); +} diff --git a/xorg-server/hw/xfree86/os-support/sco/sco_iop.c b/xorg-server/hw/xfree86/os-support/sco/sco_iop.c new file mode 100644 index 000000000..bb8d06d2e --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/sco_iop.c @@ -0,0 +1,134 @@ +/* + * Copyright 2001 by J. Kean Johnston <jkj@caldera.com> + * + * 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 J. Kean Johnston not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. J. Kean Johnston makes no + * representations about the suitability of this software for any purpose. + * It is provided "as is" without express or implied warranty. + * + * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL J. KEAN JOHNSTON 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" + +#define _NEED_SYSI86 +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86OSpriv.h" +#include "xf86_OSlib.h" + + +/***************************************************************************/ +/* I/O Permissions section */ +/***************************************************************************/ + +/* + * There is a right way and a wrong way of doing this. Unfortunately, we + * are forced to do it the wrong way. The right way is to be told the range + * or ranges of I/O ports the driver(s) need access to, in order to use the + * CONS_IOPERM ioctl() to grant access only to those ports we care about. + * This way we can guarantee some small level of stability because a driver + * does not have access to all ports (which would mean it could play with + * the PIT and thus affect scheduling times, or a whole slew of other + * nasty things). However, because XFree86 currently only enables or disables + * ALL port access, we need to run at IOPL 3, which basically means the + * X Server runs at the same level as the kernel. You can image why this is + * unsafe. Oh, and this is not a problem unique to OSR5, other OSes are + * affected by this as well. + * + * So, for the time being, we change our IOPL until such time as the XFree86 + * architecture is changed to allow for tighter control of I/O ports. If and + * when it is, then the CONS_ADDIOP/DELIOP ioctl() should be used to enable + * or disable access to the desired ports. + */ + +extern long sysi86 (int cmd, ...); + +static Bool IOEnabled = FALSE; + +_X_EXPORT Bool +xf86EnableIO(void) +{ + if (IOEnabled) + return TRUE; + + if (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) < 0) { + xf86Msg(X_WARNING,"Failed to set IOPL for extended I/O\n"); + return FALSE; + } + + IOEnabled = TRUE; + return TRUE; +} + +_X_EXPORT void +xf86DisableIO(void) +{ + if (!IOEnabled) + return; + + sysi86(SI86V86, V86SC_IOPL, 0); + IOEnabled = FALSE; +} + +/***************************************************************************/ +/* Interrupt Handling section */ +/***************************************************************************/ + +_X_EXPORT Bool +xf86DisableInterrupts(void) +{ + if (!IOEnabled) { + if (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) < 0) + return FALSE; + } + +#ifdef __GNUC__ + __asm__ __volatile__("cli"); +#else + asm("cli"); +#endif /* __GNUC__ */ + + if (!IOEnabled) { + sysi86(SI86V86, V86SC_IOPL, PS_IOPL); + } + + return(TRUE); +} + +_X_EXPORT void +xf86EnableInterrupts(void) +{ + if (!IOEnabled) { + if (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) < 0) + return; + } + +#ifdef __GNUC__ + __asm__ __volatile__("sti"); +#else + asm("sti"); +#endif /* __GNUC__ */ + + if (!IOEnabled) { + sysi86(SI86V86, V86SC_IOPL, PS_IOPL); + } +} diff --git a/xorg-server/hw/xfree86/os-support/sco/sco_mouse.c b/xorg-server/hw/xfree86/os-support/sco/sco_mouse.c new file mode 100644 index 000000000..af57cdedf --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/sco_mouse.c @@ -0,0 +1,258 @@ +/* + * Copyright 2001 by J. Kean Johnston <jkj@sco.com> + * + * 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 J. Kean Johnston not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. J. Kean Johnston makes no + * representations about the suitability of this software for any purpose. + * It is provided "as is" without express or implied warranty. + * + * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL J. KEAN JOHNSTON 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 "xf86Xinput.h" +#include "xf86OSmouse.h" +#include "mipointer.h" +#include <sys/event.h> +#include <mouse.h> + +static int +SupportedInterfaces (void) +{ + return MSE_MISC; +} + +static const char *internalNames[] = { + "OSMouse", + NULL +}; + +static const char ** +BuiltinNames (void) +{ + return internalNames; +} + +static Bool +CheckProtocol (const char *protocol) +{ + int i; + + for (i = 0; internalNames[i]; i++) { + if (xf86NameCmp (protocol, internalNames[i]) == 0) + return TRUE; + } + + return FALSE; +} + +static const char * +DefaultProtocol (void) +{ + return "OSMouse"; +} + +static const char * +evtErrStr (int evterr) +{ + switch (evterr) { + case -1: return "error in config files"; + case -2: return "no mouse devices to attach"; + case -3: return "unable to open device"; + case -4: return "unable to open event queue"; + case -999: return "unable to initialize event driver"; + default: return "unknown event driver error"; + } +} + +static int +OsMouseProc (DeviceIntPtr pPointer, int what) +{ + InputInfoPtr pInfo; + MouseDevPtr pMse; + unsigned char map[9]; + dmask_t dmask; + MessageType from = X_CONFIG; + int evi; + + pInfo = pPointer->public.devicePrivate; + pMse = pInfo->private; + pMse->device = pPointer; + + switch (what) { + case DEVICE_INIT: + pPointer->public.on = FALSE; + + dmask = D_ABS | D_REL | D_BUTTON; + if ((evi = ev_initf(xf86Info.consoleFd)) < 0) { + FatalError ("OsMouseProc: Event driver initialization failed (%s)\n", + evtErrStr(evi)); + } + pInfo->fd = ev_open (&dmask); + if (pInfo->fd < 0) { + FatalError ("OsMouseProc: DEVICE_INIT failed (%s)\n", evtErrStr(pInfo->fd)); + } + + pMse->buttons = xf86SetIntOption (pInfo->options, "Buttons", 0); + if (pMse->buttons == 0) { + pMse->buttons = 8; + from = X_DEFAULT; + } + xf86Msg (from, "%s: Buttons: %d\n", pInfo->name, pMse->buttons); + + for (evi = 0; evi <= 8; evi++) + map[evi] = evi; + + InitPointerDeviceStruct((DevicePtr)pPointer, map, 8, + miPointerGetMotionEvents, pMse->Ctrl, + miPointerGetMotionBufferSize()); + + /* X valuator */ + xf86InitValuatorAxisStruct(pPointer, 0, 0, -1, 1, 0, 1); + xf86InitValuatorDefaults(pPointer, 0); + + /* Y valuator */ + xf86InitValuatorAxisStruct(pPointer, 1, 0, -1, 1, 0, 1); + xf86InitValuatorDefaults(pPointer, 1); + + xf86MotionHistoryAllocate(pInfo); + + ev_flush(); + ev_suspend(); + break; + + case DEVICE_ON: + pMse->lastButtons = 0; + pMse->lastMappedButtons = 0; + pMse->emulateState = 0; + pPointer->public.on = TRUE; + ev_resume(); + AddEnabledDevice (pInfo->fd); + break; + + case DEVICE_OFF: + case DEVICE_CLOSE: + pPointer->public.on = FALSE; + RemoveEnabledDevice (pInfo->fd); + if (what == DEVICE_CLOSE) { + ev_close(); + pInfo->fd = -1; + } else { + ev_suspend(); + } + break; + } + + return Success; +} + +static void +OsMouseReadInput (InputInfoPtr pInfo) +{ + MouseDevPtr pMse; + EVENT *evp; + + pMse = pInfo->private; + + while ((evp = ev_read()) != (EVENT *)0) { + int buttons = EV_BUTTONS(*evp); + int dx = EV_DX(*evp), dy = -(EV_DY(*evp)), dz = 0; + + if (buttons & WHEEL_FWD) + dz = -1; + else if (buttons & WHEEL_BACK) + dz = 1; + + buttons &= ~(WHEEL_FWD | WHEEL_BACK); + + pMse->PostEvent (pInfo, buttons, dx, dy, dz, 0); + ev_pop(); + } +} + +static Bool +OsMousePreInit(InputInfoPtr pInfo, const char *protocol, int flags) +{ + MouseDevPtr pMse; + + /* This is called when the protocol is "OSMouse". */ + + pMse = pInfo->private; + pMse->protocol = protocol; + xf86Msg(X_CONFIG, "%s: Protocol: %s\n", pInfo->name, protocol); + + /* Collect the options, and process the common options. */ + xf86CollectInputOptions(pInfo, NULL, NULL); + xf86ProcessCommonOptions(pInfo, pInfo->options); + + /* Check if the device can be opened. */ + pInfo->fd = ev_initf(xf86Info.consoleFd); + if (pInfo->fd != -1) { + dmask_t dmask = (D_ABS | D_REL | D_BUTTON); + pInfo->fd = ev_open(&dmask); + } else { + pInfo->fd = -999; + } + + if (pInfo->fd < 0) { + if (xf86GetAllowMouseOpenFail()) + xf86Msg(X_WARNING, "%s: cannot open event manager (%s)\n", + pInfo->name, evtErrStr(pInfo->fd)); + else { + xf86Msg(X_ERROR, "%s: cannot open event manager (%s)\n", + pInfo->name, evtErrStr(pInfo->fd)); + xfree(pMse); + return FALSE; + } + } + ev_close(); + pInfo->fd = -1; + + /* Process common mouse options (like Emulate3Buttons, etc). */ + pMse->CommonOptions(pInfo); + + /* Setup the local procs. */ + pInfo->device_control = OsMouseProc; + pInfo->read_input = OsMouseReadInput; + + pInfo->flags |= XI86_CONFIGURED; + return TRUE; +} + +_X_EXPORT OSMouseInfoPtr +xf86OSMouseInit (int flags) +{ + OSMouseInfoPtr p; + + p = xcalloc(sizeof(OSMouseInfoRec), 1); + if (!p) + return NULL; + + p->SupportedInterfaces = SupportedInterfaces; + p->BuiltinNames = BuiltinNames; + p->DefaultProtocol = DefaultProtocol; + p->CheckProtocol = CheckProtocol; + p->PreInit = OsMousePreInit; + + return p; +} diff --git a/xorg-server/hw/xfree86/os-support/sco/sco_video.c b/xorg-server/hw/xfree86/os-support/sco/sco_video.c new file mode 100644 index 000000000..7edf71db3 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/sco/sco_video.c @@ -0,0 +1,294 @@ +/* + * Copyright 2001 by J. Kean Johnston <jkj@sco.com> + * + * 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 J. Kean Johnston not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. J. Kean Johnston makes no + * representations about the suitability of this software for any purpose. + * It is provided "as is" without express or implied warranty. + * + * J. KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL J. KEAN JOHNSTON 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. + */ + +/* Re-written May 2001 to represent the current state of reality */ + +/* + * This file contains the completely re-written SCO OpenServer video + * routines for XFree86 4.x. Much of this is based on the SCO X server + * code (which is an X11R5 server) and will probably only work on + * OpenServer versions 5.0.5, 5.0.6 and later. Please send me (jkj@sco.com) + * email if you have any questions. + * + * Ideally, you should use OSR5.0.6A or later, with the updated console + * driver for 5.0.6A (its the default driver in 5.0.7 and later). + * However, if you are running on an older system, this code will detect + * that and adjust accordingly. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "input.h" +#include "scrnintstr.h" + +#define _NEED_SYSI86 +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86OSpriv.h" +#include "xf86_OSlib.h" + +#include <sys/ci/ciioctl.h> +#define MPXNAME "/dev/atp1" +#define BASECPU 1 + +Bool mpxLock = TRUE; + +#define USE_VASMETHOD 1 + +/***************************************************************************/ +/* Video Memory Mapping section */ +/***************************************************************************/ + +static int sco_mcdone = 0, sco_ismc = 0; + +/***************************************************************************/ +/* + * To map the video memory, we first need to see if we are on a multi-console + * system. If we are, we need to try to use an existing video class in the + * kernel. We do this by retrieving the list of currently defined classes + * (via the new CONS_GETCLASS ioctl()) to see if we have a class that will + * match the range of memory we desire. If we can't find one, we have an + * error and we abort. + * + * If we are not using a multi-console, we can simply use mmap() to map in + * the frame buffer, using the classs-access method as a fall-back only if + * the mmap() fails (it shouldn't). We always set the appropriate pointers + * in the config structure to point ot the right function to map and unmap + * the video memory. An alternative to using mmap() is to use the new + * CONS_ADDVAS call, which will use vasmalloc() and vasbind() in the kernel + * to map the physical address to a virtual one, which it then returns. + * I am not 100% sure if this is faster or not, but it may prove easier to + * debug things. Just to be on the safe side, I have included both methods + * here, and the mmap() method can be used by setting USE_VASMETHOD to 0 + * above. + */ + +#if !defined(CONS_ADDVAS) +# undef USE_VASMETHOD +# define USE_VASMETHOD 0 +#endif + +static int +scoIsMultiConsole (void) +{ + int x; + + if (sco_mcdone) + return sco_ismc; + x = access ("/usr/lib/vidconf/.multiconsole", F_OK); + if (x == 0) + sco_ismc = 1; + sco_mcdone = 1; + return sco_ismc; +} + +/* + * This maps memory using mmap() + */ +static pointer +mapVidMemMMAP(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + int fd; + unsigned long realBase, alignOff; + pointer base; + + fd = open (DEV_MEM, (flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR); + if (fd < 0) { + FatalError("xf86MapVidMem: failed to open %s (%s)\n", DEV_MEM, + strerror(errno)); + return 0; /* NOTREACHED */ + } + + realBase = Base & ~(getpagesize() - 1); + alignOff = Base - realBase; + +#ifdef DEBUG + ErrorF("base: %lx, realBase: %lx, alignOff: %lx\n", Base,realBase,alignOff); +#endif + + base = mmap((caddr_t)0, Size + alignOff, + (flags & VIDMEM_READONLY) ? PROT_READ : (PROT_READ | PROT_WRITE), + MAP_SHARED, fd, (off_t)realBase); + close(fd); + if (base == MAP_FAILED) { + FatalError("xf86MapVidMem: Could not mmap framebuffer (0x%08x,0x%x) (%s)\n", + Base, Size, strerror(errno)); + return 0; /* NOTREACHED */ + } + +#ifdef DEBUG + ErrorF("base: %lx aligned base: %lx\n",base, base + alignOff); +#endif + return (pointer)((char *)base + alignOff); +} + +#if (USE_VASMETHOD) +/* + * This maps memory using the virtual address space (VAS) console calls. + */ +static pointer +mapVidMemVAS(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + struct vidvasmem vas; + pointer base; + + vas.base = (long)Base; + vas.size = (long)Size; + + base = (pointer)ioctl (xf86Info.consoleFd, CONS_ADDVAS, &vas); + if (base == (pointer)-1) { + return mapVidMemMMAP(ScreenNum, Base, Size, flags); + } + return base; +} +#endif /* USE_VASMETHOD */ + +struct vidclass vidclasslist[] = { + { "VBE", "", 0xf0000000, 0x2000000, 0 }, + { "P9000", "", 0xc0000000, 0x400000, 0 }, + { "TULIP", "", 0x80000000, 0x400000, 0 }, + { "VIPER", "", 0xa0000000, 0x400000, 0 }, + { "S3T", "", 0xa0000000, 0x200000, 0 }, + { "S3DT", "", 0x4000000, 0x400000, 0 }, + { "MGA", "", 0x2200000, 0x4000, 0 }, + { "CLVGA", "", 0xa0000, 0x20000, 0 }, + { "OLIVE", "", 0xd8000000, 0x400000, 0 }, + { "S3C", "", 0xa0000, 0x10000, 0 }, + { "MGAVLB", "", 0xac000, 0x34000, 0 }, + { "ATI8514", "", 0xFF000, 0x1000, 0 }, + { "GXREGS", "", 0xb0000, 0x10000, 0 }, + { "GX", "", 0xa0000, 0x10000, 0 }, + { "CT64300", "", 0xa0000000, 0x400000, 0 }, + { "SVGA", "", 0xa0000, 0x20000, 0 }, + { "S3V", "", 0xa0000000, 0x400000, 0 }, + { "8514A", "", 0xFF000, 0x1000, 0 }, + { "VGA", "", 0xa0000, 0x10000, 0 }, + { 0 } +}; + +static pointer +mapVidMemVC(int ScreenNum, unsigned long Base, unsigned long Size, int flags) +{ + struct vidclass *vcp; + char *class = NULL; + pointer base; + + for (vcp = vidclasslist; vcp->name; vcp++) { + if ((vcp->base == Base) && (vcp->size == Size)) { + class = vcp->name; + break; + } + } + + if (class == NULL) { + /* + * As a fall-back, we will try and use the mmap() approach. This may + * prove to be the wrong thing to do, but time and testing will tell. + */ + ErrorF("xf86MapVidMem: No class map defined for (0x%08x,0x%08x)\n", Base, Size); +#if USE_VASMETHOD + return mapVidMemVAS(ScreenNum, Base, Size, flags); +#else /* !USE_VASMETHOD */ + return mapVidMemMMAP(ScreenNum, Base, Size, flags); +#endif + } + + /* + * We found a suitable class. Try and use it. + */ + base = (pointer)ioctl(xf86Info.consoleFd, MAP_CLASS, class); + if ((int)base == -1) { + FatalError("xf86MapVidMem: Failed to map video memory class `%s'\n", class); + return 0; /* NOTREACHED */ + } + + return base; +} + +/* + * Unmapping the video memory is easy. We always call munmap(), as it is + * safe to do so even if we haven't actually mapped in any pages via mmap(). + * In the case where we used the video class, we don't need to do anything + * as the kernel will clean up the TSS when we exit, and will undo the + * vasbind() that was done when the class was originally mapped. If we used + * vasmap, we simply undo the map. Again, it is benign to call vasunmap + * even if we got the frame buffer via some other mechanism (like mmap). + */ + +static void +unmapVidMem(int ScreenNum, pointer Base, unsigned long Size) +{ +#if USE_VASMETHOD + struct vidvasmem vas; + int x; + + vas.base = (long)Base; + vas.size = (long)Size; + + x = ioctl (xf86Info.consoleFd, CONS_DELVAS, &vas); + if (x == 0) + return; +#endif /* USE_VASMETHOD */ + + munmap(Base, Size); +} + +/* + * Set things up to point to our local functions. When the kernel gets + * MTRR support, we will need to add the required functions for that + * here too. MTRR support will most likely appear in 5.0.8 or 5.1.0. + * + * We also want to lock the X server process to the base CPU in an MPX + * system, since we will be going to IOPL 3. Most engine drivers can cope + * with I/O access on any CPU but there are a few (AST Manhattan I believe) + * that can't, so the server needs to be locked to CPU0. + */ +void +xf86OSInitVidMem(VidMemInfoPtr pVidMem) +{ + int mpx_fd; + + if (scoIsMultiConsole ()) { + pVidMem->mapMem = mapVidMemVC; + } else { +#if USE_VASMETHOD + pVidMem->mapMem = mapVidMemVAS; +#else + pVidMem->mapMem = mapVidMemMMAP; +#endif + } + + pVidMem->unmapMem = unmapVidMem; + pVidMem->linearSupported = TRUE; + pVidMem->initialised = TRUE; + + if (mpxLock && (mpx_fd = open (MPXNAME, O_RDONLY)) > 0) { + if (ioctl (mpx_fd, ACPU_XLOCK, BASECPU) < 0) + ErrorF ("xf86OSInitVidMem: Can not bind to CPU 0 (%s)\n", + strerror(errno)); + close (mpx_fd); + } +} + |