From 1dd898dc07dadbb2f115bbb177bb52d05bea2df3 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Mon, 3 Aug 2009 14:09:32 +1000
Subject: [PATCH 03/15] X server: VGA arbitration.
This patch adds the VGA arb paths to the X server.
TODO:
test with lots more sigio mouse movement type stuff - RAC used to disable it
---
configure.ac | 1 +
hw/xfree86/common/Makefile.am | 6 +-
hw/xfree86/common/xf86Bus.c | 15 +
hw/xfree86/common/xf86DPMS.c | 4 +-
hw/xfree86/common/xf86Init.c | 11 +-
hw/xfree86/common/xf86PM.c | 6 +-
hw/xfree86/common/xf86VGAarbiter.c | 1151 ++++++++++++++++++++++++++++++++
hw/xfree86/common/xf86VGAarbiter.h | 48 ++
hw/xfree86/common/xf86VGAarbiterPriv.h | 266 ++++++++
hw/xfree86/common/xf86str.h | 4 +-
hw/xfree86/dri/dri.c | 7 +
hw/xfree86/dri2/dri2.c | 7 +
hw/xfree86/int10/generic.c | 2 +
hw/xfree86/loader/sdksyms.sh | 1 +
include/xorg-config.h.in | 3 +
15 files changed, 1522 insertions(+), 10 deletions(-)
create mode 100644 hw/xfree86/common/xf86VGAarbiter.c
create mode 100644 hw/xfree86/common/xf86VGAarbiter.h
create mode 100644 hw/xfree86/common/xf86VGAarbiterPriv.h
diff --git a/configure.ac b/configure.ac
index 1e3438e..a1219d6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1388,6 +1388,7 @@ if test "x$XORG" = xyes; then
AC_CHECK_FUNCS([pci_system_init_dev_mem])
AC_CHECK_FUNCS([pci_device_enable])
AC_CHECK_FUNCS([pci_device_is_boot_vga])
+ AC_CHECK_FUNCS([pci_device_vgaarb_init])
LIBS=$SAVE_LIBS
CFLAGS=$SAVE_CFLAGS
XORG_SYS_LIBS="$XORG_SYS_LIBS $PCIACCESS_LIBS $DLOPEN_LIBS $GLX_SYS_LIBS"
diff --git a/hw/xfree86/common/Makefile.am b/hw/xfree86/common/Makefile.am
index f3e201b..ad27210 100644
--- a/hw/xfree86/common/Makefile.am
+++ b/hw/xfree86/common/Makefile.am
@@ -35,7 +35,7 @@ AM_LDFLAGS = -r
libcommon_la_SOURCES = xf86Configure.c xf86ShowOpts.c xf86Bus.c xf86Config.c \
xf86Cursor.c $(DGASOURCES) xf86DPMS.c \
xf86Events.c xf86Globals.c xf86AutoConfig.c \
- xf86Option.c xf86Init.c \
+ xf86Option.c xf86Init.c xf86VGAarbiter.c \
xf86VidMode.c xf86fbman.c xf86cmap.c \
xf86Helper.c xf86PM.c xf86Xinput.c xisb.c \
xf86Mode.c xorgHelper.c \
@@ -52,7 +52,7 @@ sdk_HEADERS = compiler.h fourcc.h xf86.h xf86Module.h xf86Opt.h \
xf86PciInfo.h xf86Priv.h xf86Privstr.h \
xf86cmap.h xf86fbman.h xf86str.h xf86Xinput.h xisb.h \
$(XVSDKINCS) $(XF86VMODE_SDK) xorgVersion.h \
- xf86sbusBus.h
+ xf86sbusBus.h xf86VGAarbiter.h
DISTCLEANFILES = xf86Build.h
CLEANFILES = $(BUILT_SOURCES)
@@ -83,6 +83,8 @@ EXTRA_DIST = \
xorgVersion.h \
$(MODEDEFSOURCES) \
modeline2c.awk \
+ xf86VGAarbiter.h \
+ xf86VGAarbiterPriv.h \
$(DISTKBDSOURCES)
if LNXACPI
diff --git a/hw/xfree86/common/xf86Bus.c b/hw/xfree86/common/xf86Bus.c
index 01716ed..bf6a6f8 100644
--- a/hw/xfree86/common/xf86Bus.c
+++ b/hw/xfree86/common/xf86Bus.c
@@ -48,6 +48,7 @@
#define XF86_OS_PRIVS
#define NEED_OS_RAC_PROTOS
#include "xf86_OSproc.h"
+#include "xf86VGAarbiter.h"
#include "Pci.h"
@@ -545,11 +546,25 @@ xf86PostPreInit(void)
void
xf86PostScreenInit(void)
{
+ int i;
+ int vga_count;
if (doFramebufferMode) {
SetSIGIOForState(OPERATING);
return;
}
+ /*
+ * we need to wrap the arbiter if we have more than
+ * one VGA card - hotplug cries.
+ */
+#ifdef HAVE_PCI_DEVICE_VGAARB_INIT
+ pci_device_vgaarb_get_info(NULL, &vga_count, NULL);
+ if (vga_count > 1 && xf86Screens) {
+ xf86Msg(X_INFO,"Number of VGA devices: %d: arbiter wrapping enabled\n", vga_count);
+ for (i = 0; i < xf86NumScreens; i++)
+ xf86VGAarbiterWrapFunctions(xf86Screens[i]->pScreen);
+ }
+#endif
DebugF("PostScreenInit generation: %i\n",serverGeneration);
xf86EnterServerState(OPERATING);
diff --git a/hw/xfree86/common/xf86DPMS.c b/hw/xfree86/common/xf86DPMS.c
index f78267d..22174c7 100644
--- a/hw/xfree86/common/xf86DPMS.c
+++ b/hw/xfree86/common/xf86DPMS.c
@@ -42,6 +42,7 @@
#include <X11/extensions/dpmsconst.h>
#include "dpmsproc.h"
#endif
+#include "xf86VGAarbiter.h"
#ifdef DPMSExtension
@@ -162,8 +163,9 @@ DPMSSet(ClientPtr client, int level)
pScrn = xf86Screens[i];
pDPMS = dixLookupPrivate(&screenInfo.screens[i]->devPrivates, DPMSKey);
if (pDPMS && pScrn->DPMSSet && pDPMS->Enabled && pScrn->vtSema) {
- xf86EnableAccess(pScrn);
+ xf86VGAarbiterLock(pScrn);
pScrn->DPMSSet(pScrn, level, 0);
+ xf86VGAarbiterUnlock(pScrn);
}
}
return Success;
diff --git a/hw/xfree86/common/xf86Init.c b/hw/xfree86/common/xf86Init.c
index 44eed4d..e84da4e 100644
--- a/hw/xfree86/common/xf86Init.c
+++ b/hw/xfree86/common/xf86Init.c
@@ -78,6 +78,7 @@
#include "picturestr.h"
#endif
+#include "xf86VGAarbiter.h"
#include "globals.h"
#ifdef DPMSExtension
@@ -714,6 +715,8 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
return;
}
+ xf86VGAarbiterInit();
+
/*
* Match up the screens found by the probes against those specified
* in the config file. Remove the ones that won't be used. Sort
@@ -794,10 +797,12 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
*/
for (i = 0; i < xf86NumScreens; i++) {
- xf86EnableAccess(xf86Screens[i]);
+ xf86VGAarbiterScrnInit(xf86Screens[i]);
+ xf86VGAarbiterLock(xf86Screens[i]);
if (xf86Screens[i]->PreInit &&
xf86Screens[i]->PreInit(xf86Screens[i], 0))
xf86Screens[i]->configured = TRUE;
+ xf86VGAarbiterUnlock(xf86Screens[i]);
}
for (i = 0; i < xf86NumScreens; i++)
if (!xf86Screens[i]->configured)
@@ -1010,7 +1015,7 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
#endif /* SCO325 */
for (i = 0; i < xf86NumScreens; i++) {
- xf86EnableAccess(xf86Screens[i]);
+ xf86VGAarbiterLock(xf86Screens[i]);
/*
* Almost everything uses these defaults, and many of those that
* don't, will wrap them.
@@ -1025,6 +1030,7 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
xf86Screens[i]->DriverFunc = NULL;
xf86Screens[i]->pScreen = NULL;
scr_index = AddScreen(xf86Screens[i]->ScreenInit, argc, argv);
+ xf86VGAarbiterUnlock(xf86Screens[i]);
if (scr_index == i) {
/*
* Hook in our ScrnInfoRec, and initialise some other pScreen
@@ -1222,7 +1228,6 @@ AbortDDX(void)
* we might not have been wrapped yet. Therefore enable
* screen explicitely.
*/
- xf86EnableAccess(xf86Screens[i]);
(xf86Screens[i]->LeaveVT)(i, 0);
}
}
diff --git a/hw/xfree86/common/xf86PM.c b/hw/xfree86/common/xf86PM.c
index f6138c3..fa24813 100644
--- a/hw/xfree86/common/xf86PM.c
+++ b/hw/xfree86/common/xf86PM.c
@@ -100,7 +100,7 @@ resume(pmEvent event, Bool undo)
xf86AccessEnter();
xf86EnterServerState(SETUP);
for (i = 0; i < xf86NumScreens; i++) {
- xf86EnableAccess(xf86Screens[i]);
+ // xf86EnableAccess(xf86Screens[i]);
if (xf86Screens[i]->PMEvent)
xf86Screens[i]->PMEvent(i,event,undo);
else {
@@ -110,7 +110,7 @@ resume(pmEvent event, Bool undo)
}
xf86EnterServerState(OPERATING);
for (i = 0; i < xf86NumScreens; i++) {
- xf86EnableAccess(xf86Screens[i]);
+ //xf86EnableAccess(xf86Screens[i]);
if (xf86Screens[i]->EnableDisableFBAccess)
(*xf86Screens[i]->EnableDisableFBAccess) (i, TRUE);
}
@@ -165,7 +165,7 @@ DoApmEvent(pmEvent event, Bool undo)
if (xf86Screens[i]->PMEvent) {
if (!setup) xf86EnterServerState(SETUP);
setup = 1;
- xf86EnableAccess(xf86Screens[i]);
+// xf86EnableAccess(xf86Screens[i]);
xf86Screens[i]->PMEvent(i,event,undo);
}
}
diff --git a/hw/xfree86/common/xf86VGAarbiter.c b/hw/xfree86/common/xf86VGAarbiter.c
new file mode 100644
index 0000000..13802cd
--- /dev/null
+++ b/hw/xfree86/common/xf86VGAarbiter.c
@@ -0,0 +1,1151 @@
+/*
+ * This code was stolen from RAC and adapted to control the legacy vga
+ * interface.
+ *
+ *
+ * Copyright (c) 2007 Paulo R. Zanoni, Tiago Vignatti
+ *
+ * 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 AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "xorg-config.h"
+
+#include "xf86VGAarbiter.h"
+#include "xf86VGAarbiterPriv.h"
+#include "xf86Bus.h"
+#include "pciaccess.h"
+
+#ifdef DEBUG
+#error "no, really, you dont want to do this"
+#define DPRINT_S(x,y) ErrorF(x ": %i\n",y);
+#define DPRINT(x) ErrorF(x "\n");
+#else
+#define DPRINT_S(x,y)
+#define DPRINT(x)
+#endif
+
+#ifdef HAVE_PCI_DEVICE_VGAARB_INIT
+
+static GCFuncs VGAarbiterGCFuncs = {
+ VGAarbiterValidateGC, VGAarbiterChangeGC, VGAarbiterCopyGC,
+ VGAarbiterDestroyGC, VGAarbiterChangeClip, VGAarbiterDestroyClip,
+ VGAarbiterCopyClip
+};
+
+static GCOps VGAarbiterGCOps = {
+ VGAarbiterFillSpans, VGAarbiterSetSpans, VGAarbiterPutImage,
+ VGAarbiterCopyArea, VGAarbiterCopyPlane, VGAarbiterPolyPoint,
+ VGAarbiterPolylines, VGAarbiterPolySegment, VGAarbiterPolyRectangle,
+ VGAarbiterPolyArc, VGAarbiterFillPolygon, VGAarbiterPolyFillRect,
+ VGAarbiterPolyFillArc, VGAarbiterPolyText8, VGAarbiterPolyText16,
+ VGAarbiterImageText8, VGAarbiterImageText16, VGAarbiterImageGlyphBlt,
+ VGAarbiterPolyGlyphBlt, VGAarbiterPushPixels,
+ {NULL} /* devPrivate */
+};
+
+static miPointerSpriteFuncRec VGAarbiterSpriteFuncs = {
+ VGAarbiterSpriteRealizeCursor, VGAarbiterSpriteUnrealizeCursor,
+ VGAarbiterSpriteSetCursor, VGAarbiterSpriteMoveCursor,
+ VGAarbiterDeviceCursorInitialize, VGAarbiterDeviceCursorCleanup
+};
+
+static int VGAarbiterKeyIndex;
+static DevPrivateKey VGAarbiterScreenKey = &VGAarbiterKeyIndex;
+static int VGAarbiterGCIndex;
+static DevPrivateKey VGAarbiterGCKey = &VGAarbiterGCIndex;
+
+static int vga_no_arb = 0;
+void
+xf86VGAarbiterInit(void)
+{
+ if (pci_device_vgaarb_init() != 0) {
+ vga_no_arb = 1;
+ Error("VGA Arbiter: cannot open vga arbiter fd. Exiting\n");
+ }
+}
+
+void
+xf86VGAarbiterFini(void)
+{
+ pci_device_vgaarb_fini();
+}
+
+void
+xf86VGAarbiterLock(ScrnInfoPtr pScrn)
+{
+ pci_device_vgaarb_set_target(pScrn->vgaDev);
+ pci_device_vgaarb_lock();
+}
+
+void
+xf86VGAarbiterUnlock(ScrnInfoPtr pScrn)
+{
+ pci_device_vgaarb_unlock();
+}
+
+Bool xf86VGAarbiterAllowDRI(ScreenPtr pScreen)
+{
+ int vga_count;
+ int rsrc_decodes;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+
+ if (vga_no_arb)
+ return TRUE;
+
+ pci_device_vgaarb_get_info(pScrn->vgaDev, &vga_count, &rsrc_decodes);
+ if (vga_count > 1) {
+ if (rsrc_decodes) {
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+
+void
+xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn)
+{
+ struct pci_device *dev;
+ EntityPtr pEnt;
+
+ if (vga_no_arb)
+ return;
+
+ pEnt = xf86Entities[pScrn->entityList[0]];
+ if (pEnt->bus.type != BUS_PCI)
+ return;
+
+ dev = pEnt->bus.id.pci;
+ pScrn->vgaDev = dev;
+}
+
+void
+xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn)
+{
+ if (vga_no_arb)
+ return;
+ pci_device_vgaarb_decodes(VGA_ARB_RSRC_LEGACY_MEM | VGA_ARB_RSRC_LEGACY_IO);
+}
+
+Bool
+xf86VGAarbiterWrapFunctions(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn;
+ VGAarbiterScreenPtr pScreenPriv;
+ miPointerScreenPtr PointPriv;
+#ifdef RENDER
+ PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
+#endif
+
+ if (vga_no_arb)
+ return FALSE;
+
+ pScrn = xf86Screens[pScreen->myNum];
+ PointPriv = dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
+
+ DPRINT_S("VGAarbiterWrapFunctions",pScreen->myNum);
+
+ if (!dixRequestPrivate(VGAarbiterGCKey, sizeof(VGAarbiterGCRec)))
+ return FALSE;
+
+ if (!(pScreenPriv = xalloc(sizeof(VGAarbiterScreenRec))))
+ return FALSE;
+
+ dixSetPrivate(&pScreen->devPrivates, VGAarbiterScreenKey, pScreenPriv);
+
+ WRAP_SCREEN(CloseScreen, VGAarbiterCloseScreen);
+ WRAP_SCREEN(SaveScreen, VGAarbiterSaveScreen);
+ WRAP_SCREEN(WakeupHandler, VGAarbiterWakeupHandler);
+ WRAP_SCREEN(BlockHandler, VGAarbiterBlockHandler);
+ WRAP_SCREEN(CreateGC, VGAarbiterCreateGC);
+ WRAP_SCREEN(GetImage, VGAarbiterGetImage);
+ WRAP_SCREEN(GetSpans, VGAarbiterGetSpans);
+ WRAP_SCREEN(SourceValidate, VGAarbiterSourceValidate);
+ WRAP_SCREEN(CopyWindow, VGAarbiterCopyWindow);
+ WRAP_SCREEN(ClearToBackground, VGAarbiterClearToBackground);
+ WRAP_SCREEN(CreatePixmap, VGAarbiterCreatePixmap);
+ WRAP_SCREEN(StoreColors, VGAarbiterStoreColors);
+ WRAP_SCREEN(DisplayCursor, VGAarbiterDisplayCursor);
+ WRAP_SCREEN(RealizeCursor, VGAarbiterRealizeCursor);
+ WRAP_SCREEN(UnrealizeCursor, VGAarbiterUnrealizeCursor);
+ WRAP_SCREEN(RecolorCursor, VGAarbiterRecolorCursor);
+ WRAP_SCREEN(SetCursorPosition, VGAarbiterSetCursorPosition);
+#ifdef RENDER
+ WRAP_PICT(Composite,VGAarbiterComposite);
+ WRAP_PICT(Glyphs,VGAarbiterGlyphs);
+ WRAP_PICT(CompositeRects,VGAarbiterCompositeRects);
+#endif
+ WRAP_SCREEN_INFO(AdjustFrame, VGAarbiterAdjustFrame);
+ WRAP_SCREEN_INFO(SwitchMode, VGAarbiterSwitchMode);
+ WRAP_SCREEN_INFO(EnterVT, VGAarbiterEnterVT);
+ WRAP_SCREEN_INFO(LeaveVT, VGAarbiterLeaveVT);
+ WRAP_SCREEN_INFO(FreeScreen, VGAarbiterFreeScreen);
+ WRAP_SPRITE;
+ return TRUE;
+}
+
+/* Screen funcs */
+static Bool
+VGAarbiterCloseScreen (int i, ScreenPtr pScreen)
+{
+ Bool val;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+ miPointerScreenPtr PointPriv = (miPointerScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, miPointerScreenKey);
+#ifdef RENDER
+ PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
+#endif
+
+ DPRINT_S("VGAarbiterCloseScreen",pScreen->myNum);
+ UNWRAP_SCREEN(CreateGC);
+ UNWRAP_SCREEN(CloseScreen);
+ UNWRAP_SCREEN(GetImage);
+ UNWRAP_SCREEN(GetSpans);
+ UNWRAP_SCREEN(SourceValidate);
+ UNWRAP_SCREEN(CopyWindow);
+ UNWRAP_SCREEN(ClearToBackground);
+ UNWRAP_SCREEN(SaveScreen);
+ UNWRAP_SCREEN(StoreColors);
+ UNWRAP_SCREEN(DisplayCursor);
+ UNWRAP_SCREEN(RealizeCursor);
+ UNWRAP_SCREEN(UnrealizeCursor);
+ UNWRAP_SCREEN(RecolorCursor);
+ UNWRAP_SCREEN(SetCursorPosition);
+#ifdef RENDER
+ UNWRAP_PICT(Composite);
+ UNWRAP_PICT(Glyphs);
+ UNWRAP_PICT(CompositeRects);
+#endif
+ UNWRAP_SCREEN_INFO(AdjustFrame);
+ UNWRAP_SCREEN_INFO(SwitchMode);
+ UNWRAP_SCREEN_INFO(EnterVT);
+ UNWRAP_SCREEN_INFO(LeaveVT);
+ UNWRAP_SCREEN_INFO(FreeScreen);
+ UNWRAP_SPRITE;
+
+ xfree ((pointer) pScreenPriv);
+ xf86VGAarbiterLock(xf86Screens[i]);
+ val = (*pScreen->CloseScreen) (i, pScreen);
+ xf86VGAarbiterUnlock(xf86Screens[i]);
+ return val;
+}
+
+static void
+VGAarbiterBlockHandler(int i,
+ pointer blockData, pointer pTimeout, pointer pReadmask)
+{
+ ScreenPtr pScreen = screenInfo.screens[i];
+ SCREEN_PROLOG(BlockHandler);
+ VGAGet();
+ pScreen->BlockHandler(i, blockData, pTimeout, pReadmask);
+ VGAPut();
+ SCREEN_EPILOG(BlockHandler, VGAarbiterBlockHandler);
+}
+
+static void
+VGAarbiterWakeupHandler(int i, pointer blockData, unsigned long result, pointer pReadmask)
+{
+ ScreenPtr pScreen = screenInfo.screens[i];
+ SCREEN_PROLOG(WakeupHandler);
+ VGAGet();
+ pScreen->WakeupHandler(i, blockData, result, pReadmask);
+ VGAPut();
+ SCREEN_EPILOG(WakeupHandler, VGAarbiterWakeupHandler);
+}
+
+static void
+VGAarbiterGetImage (
+ DrawablePtr pDrawable,
+ int sx, int sy, int w, int h,
+ unsigned int format,
+ unsigned long planemask,
+ char *pdstLine
+ )
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+ DPRINT_S("VGAarbiterGetImage",pScreen->myNum);
+ SCREEN_PROLOG(GetImage);
+// if (xf86Screens[pScreen->myNum]->vtSema) {
+ VGAGet();
+// }
+ (*pScreen->GetImage) (pDrawable, sx, sy, w, h,
+ format, planemask, pdstLine);
+ VGAPut();
+ SCREEN_EPILOG (GetImage, VGAarbiterGetImage);
+}
+
+static void
+VGAarbiterGetSpans (
+ DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pdstStart
+ )
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+
+ DPRINT_S("VGAarbiterGetSpans",pScreen->myNum);
+ SCREEN_PROLOG (GetSpans);
+ VGAGet();
+ (*pScreen->GetSpans) (pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
+ VGAPut();
+ SCREEN_EPILOG (GetSpans, VGAarbiterGetSpans);
+}
+
+static void
+VGAarbiterSourceValidate (
+ DrawablePtr pDrawable,
+ int x, int y, int width, int height )
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+ DPRINT_S("VGAarbiterSourceValidate",pScreen->myNum);
+ SCREEN_PROLOG (SourceValidate);
+ VGAGet();
+ if (pScreen->SourceValidate)
+ (*pScreen->SourceValidate) (pDrawable, x, y, width, height);
+ VGAPut();
+ SCREEN_EPILOG (SourceValidate, VGAarbiterSourceValidate);
+}
+
+static void
+VGAarbiterCopyWindow(
+ WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc )
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ DPRINT_S("VGAarbiterCopyWindow",pScreen->myNum);
+ SCREEN_PROLOG (CopyWindow);
+ VGAGet();
+ (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
+ VGAPut();
+ SCREEN_EPILOG (CopyWindow, VGAarbiterCopyWindow);
+}
+
+static void
+VGAarbiterClearToBackground (
+ WindowPtr pWin,
+ int x, int y,
+ int w, int h,
+ Bool generateExposures )
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ DPRINT_S("VGAarbiterClearToBackground",pScreen->myNum);
+ SCREEN_PROLOG ( ClearToBackground);
+ VGAGet();
+ (*pScreen->ClearToBackground) (pWin, x, y, w, h, generateExposures);
+ VGAPut();
+ SCREEN_EPILOG (ClearToBackground, VGAarbiterClearToBackground);
+}
+
+static PixmapPtr
+VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h, int depth, unsigned usage_hint)
+{
+ PixmapPtr pPix;
+
+ DPRINT_S("VGAarbiterCreatePixmap",pScreen->myNum);
+ SCREEN_PROLOG ( CreatePixmap);
+ VGAGet();
+ pPix = (*pScreen->CreatePixmap) (pScreen, w, h, depth, usage_hint);
+ VGAPut();
+ SCREEN_EPILOG (CreatePixmap, VGAarbiterCreatePixmap);
+
+ return pPix;
+}
+
+static Bool
+VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank)
+{
+ Bool val;
+
+ DPRINT_S("VGAarbiterSaveScreen",pScreen->myNum);
+ SCREEN_PROLOG (SaveScreen);
+ VGAGet();
+ val = (*pScreen->SaveScreen) (pScreen, unblank);
+ VGAPut();
+ SCREEN_EPILOG (SaveScreen, VGAarbiterSaveScreen);
+
+ return val;
+}
+
+static void
+VGAarbiterStoreColors (
+ ColormapPtr pmap,
+ int ndef,
+ xColorItem *pdefs)
+{
+ ScreenPtr pScreen = pmap->pScreen;
+
+ DPRINT_S("VGAarbiterStoreColors",pScreen->myNum);
+ SCREEN_PROLOG (StoreColors);
+ VGAGet();
+ (*pScreen->StoreColors) (pmap,ndef,pdefs);
+ VGAPut();
+ SCREEN_EPILOG ( StoreColors, VGAarbiterStoreColors);
+}
+
+static void
+VGAarbiterRecolorCursor (
+ DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCurs,
+ Bool displayed
+ )
+{
+ DPRINT_S("VGAarbiterRecolorCursor",pScreen->myNum);
+ SCREEN_PROLOG (RecolorCursor);
+ VGAGet();
+ (*pScreen->RecolorCursor) (pDev, pScreen, pCurs, displayed);
+ VGAPut();
+ SCREEN_EPILOG ( RecolorCursor, VGAarbiterRecolorCursor);
+}
+
+static Bool
+VGAarbiterRealizeCursor (
+ DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor
+ )
+{
+ Bool val;
+
+ DPRINT_S("VGAarbiterRealizeCursor",pScreen->myNum);
+ SCREEN_PROLOG (RealizeCursor);
+ VGAGet();
+ val = (*pScreen->RealizeCursor) (pDev, pScreen,pCursor);
+ VGAPut();
+ SCREEN_EPILOG ( RealizeCursor, VGAarbiterRealizeCursor);
+ return val;
+}
+
+static Bool
+VGAarbiterUnrealizeCursor (
+ DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor
+ )
+{
+ Bool val;
+
+ DPRINT_S("VGAarbiterUnrealizeCursor",pScreen->myNum);
+ SCREEN_PROLOG (UnrealizeCursor);
+ VGAGet();
+ val = (*pScreen->UnrealizeCursor) (pDev, pScreen, pCursor);
+ VGAPut();
+ SCREEN_EPILOG ( UnrealizeCursor, VGAarbiterUnrealizeCursor);
+ return val;
+}
+
+static Bool
+VGAarbiterDisplayCursor (
+ DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ CursorPtr pCursor
+ )
+{
+ Bool val;
+
+ DPRINT_S("VGAarbiterDisplayCursor",pScreen->myNum);
+ SCREEN_PROLOG (DisplayCursor);
+ VGAGet();
+ val = (*pScreen->DisplayCursor) (pDev, pScreen, pCursor);
+ VGAPut();
+ SCREEN_EPILOG ( DisplayCursor, VGAarbiterDisplayCursor);
+ return val;
+}
+
+static Bool
+VGAarbiterSetCursorPosition (
+ DeviceIntPtr pDev,
+ ScreenPtr pScreen,
+ int x, int y,
+ Bool generateEvent)
+{
+ Bool val;
+
+ DPRINT_S("VGAarbiterSetCursorPosition",pScreen->myNum);
+ SCREEN_PROLOG (SetCursorPosition);
+ VGAGet();
+ val = (*pScreen->SetCursorPosition) (pDev, pScreen, x, y, generateEvent);
+ VGAPut();
+ SCREEN_EPILOG ( SetCursorPosition, VGAarbiterSetCursorPosition);
+ return val;
+}
+
+static void
+VGAarbiterAdjustFrame(int index, int x, int y, int flags)
+{
+ ScreenPtr pScreen = screenInfo.screens[index];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+
+ DPRINT_S("VGAarbiterAdjustFrame",index);
+ VGAGet();
+ (*pScreenPriv->AdjustFrame)(index, x, y, flags);
+ VGAPut();
+}
+
+static Bool
+VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags)
+{
+ Bool val;
+ ScreenPtr pScreen = screenInfo.screens[index];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+
+ DPRINT_S("VGAarbiterSwitchMode",index);
+ VGAGet();
+ val = (*pScreenPriv->SwitchMode)(index, mode, flags);
+ VGAPut();
+ return val;
+}
+
+static Bool
+VGAarbiterEnterVT(int index, int flags)
+{
+ Bool val;
+ ScreenPtr pScreen = screenInfo.screens[index];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+
+ DPRINT_S("VGAarbiterEnterVT",index);
+ VGAGet();
+ val = (*pScreenPriv->EnterVT)(index, flags);
+ VGAPut();
+ return val;
+}
+
+static void
+VGAarbiterLeaveVT(int index, int flags)
+{
+ ScreenPtr pScreen = screenInfo.screens[index];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+
+ DPRINT_S("VGAarbiterLeaveVT",index);
+
+ VGAGet();
+ (*pScreenPriv->LeaveVT)(index, flags);
+ VGAPut();
+}
+
+static void
+VGAarbiterFreeScreen(int index, int flags)
+{
+ ScreenPtr pScreen = screenInfo.screens[index];
+ VGAarbiterScreenPtr pScreenPriv = (VGAarbiterScreenPtr)dixLookupPrivate(
+ &pScreen->devPrivates, VGAarbiterScreenKey);
+
+ DPRINT_S("VGAarbiterFreeScreen",index);
+
+ VGAGet();
+ (*pScreenPriv->FreeScreen)(index, flags);
+ VGAPut();
+}
+
+static Bool
+VGAarbiterCreateGC(GCPtr pGC)
+{
+ ScreenPtr pScreen = pGC->pScreen;
+ VGAarbiterGCPtr pGCPriv = (VGAarbiterGCPtr)dixLookupPrivate(&pGC->devPrivates, VGAarbiterGCKey);
+ Bool ret;
+
+ DPRINT_S("VGAarbiterCreateGC",pScreen->myNum);
+ SCREEN_PROLOG(CreateGC);
+ VGAGet();
+ ret = (*pScreen->CreateGC)(pGC);
+ VGAPut();
+ GC_WRAP(pGC);
+ SCREEN_EPILOG(CreateGC,VGAarbiterCreateGC);
+
+ return ret;
+}
+
+/* GC funcs */
+static void
+VGAarbiterValidateGC(
+ GCPtr pGC,
+ unsigned long changes,
+ DrawablePtr pDraw )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterValidateGC");
+ (*pGC->funcs->ValidateGC)(pGC, changes, pDraw);
+ GC_WRAP(pGC);
+}
+
+
+static void
+VGAarbiterDestroyGC(GCPtr pGC)
+{
+ GC_UNWRAP (pGC);
+ DPRINT("VGAarbiterDestroyGC");
+ (*pGC->funcs->DestroyGC)(pGC);
+ GC_WRAP (pGC);
+}
+
+static void
+VGAarbiterChangeGC (
+ GCPtr pGC,
+ unsigned long mask)
+{
+ GC_UNWRAP (pGC);
+ DPRINT("VGAarbiterChangeGC");
+ (*pGC->funcs->ChangeGC) (pGC, mask);
+ GC_WRAP (pGC);
+}
+
+static void
+VGAarbiterCopyGC (
+ GCPtr pGCSrc,
+ unsigned long mask,
+ GCPtr pGCDst)
+{
+ GC_UNWRAP (pGCDst);
+ DPRINT("VGAarbiterCopyGC");
+ (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
+ GC_WRAP (pGCDst);
+}
+
+static void
+VGAarbiterChangeClip (
+ GCPtr pGC,
+ int type,
+ pointer pvalue,
+ int nrects )
+{
+ GC_UNWRAP (pGC);
+ DPRINT("VGAarbiterChangeClip");
+ (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
+ GC_WRAP (pGC);
+}
+
+static void
+VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
+{
+ GC_UNWRAP (pgcDst);
+ DPRINT("VGAarbiterCopyClip");
+ (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
+ GC_WRAP (pgcDst);
+}
+
+static void
+VGAarbiterDestroyClip(GCPtr pGC)
+{
+ GC_UNWRAP (pGC);
+ DPRINT("VGAarbiterDestroyClip");
+ (* pGC->funcs->DestroyClip)(pGC);
+ GC_WRAP (pGC);
+}
+
+/* GC Ops */
+static void
+VGAarbiterFillSpans(
+ DrawablePtr pDraw,
+ GC *pGC,
+ int nInit,
+ DDXPointPtr pptInit,
+ int *pwidthInit,
+ int fSorted )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterFillSpans");
+ VGAGet_GC();
+ (*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterSetSpans(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ char *pcharsrc,
+ register DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterSetSpans");
+ VGAGet_GC();
+ (*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, ppt, pwidth, nspans, fSorted);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPutImage(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int depth,
+ int x, int y, int w, int h,
+ int leftPad,
+ int format,
+ char *pImage )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPutImage");
+ VGAGet_GC();
+ (*pGC->ops->PutImage)(pDraw, pGC, depth, x, y, w, h,
+ leftPad, format, pImage);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static RegionPtr
+VGAarbiterCopyArea(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ GC *pGC,
+ int srcx, int srcy,
+ int width, int height,
+ int dstx, int dsty )
+{
+ RegionPtr ret;
+
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterCopyArea");
+ VGAGet_GC();
+ ret = (*pGC->ops->CopyArea)(pSrc, pDst,
+ pGC, srcx, srcy, width, height, dstx, dsty);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+ return ret;
+}
+
+static RegionPtr
+VGAarbiterCopyPlane(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ GCPtr pGC,
+ int srcx, int srcy,
+ int width, int height,
+ int dstx, int dsty,
+ unsigned long bitPlane )
+{
+ RegionPtr ret;
+
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterCopyPlane");
+ VGAGet_GC();
+ ret = (*pGC->ops->CopyPlane)(pSrc, pDst, pGC, srcx, srcy,
+ width, height, dstx, dsty, bitPlane);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+ return ret;
+}
+
+static void
+VGAarbiterPolyPoint(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ xPoint *pptInit )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyPoint");
+ VGAGet_GC();
+ (*pGC->ops->PolyPoint)(pDraw, pGC, mode, npt, pptInit);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+
+static void
+VGAarbiterPolylines(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr pptInit )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolylines");
+ VGAGet_GC();
+ (*pGC->ops->Polylines)(pDraw, pGC, mode, npt, pptInit);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolySegment(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSeg )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolySegment");
+ VGAGet_GC();
+ (*pGC->ops->PolySegment)(pDraw, pGC, nseg, pSeg);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolyRectangle(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nRectsInit,
+ xRectangle *pRectsInit )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyRectangle");
+ VGAGet_GC();
+ (*pGC->ops->PolyRectangle)(pDraw, pGC, nRectsInit, pRectsInit);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolyArc(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyArc");
+ VGAGet_GC();
+ (*pGC->ops->PolyArc)(pDraw, pGC, narcs, parcs);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterFillPolygon(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int shape,
+ int mode,
+ int count,
+ DDXPointPtr ptsIn )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterFillPolygon");
+ VGAGet_GC();
+ (*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, ptsIn);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolyFillRect(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nrectFill,
+ xRectangle *prectInit)
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyFillRect");
+ VGAGet_GC();
+ (*pGC->ops->PolyFillRect)(pDraw, pGC, nrectFill, prectInit);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolyFillArc(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyFillArc");
+ VGAGet_GC();
+ (*pGC->ops->PolyFillArc)(pDraw, pGC, narcs, parcs);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static int
+VGAarbiterPolyText8(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ char *chars )
+{
+ int ret;
+
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyText8");
+ VGAGet_GC();
+ ret = (*pGC->ops->PolyText8)(pDraw, pGC, x, y, count, chars);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+ return ret;
+}
+
+static int
+VGAarbiterPolyText16(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ unsigned short *chars )
+{
+ int ret;
+
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyText16");
+ VGAGet_GC();
+ ret = (*pGC->ops->PolyText16)(pDraw, pGC, x, y, count, chars);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+ return ret;
+}
+
+static void
+VGAarbiterImageText8(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ char *chars )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterImageText8");
+ VGAGet_GC();
+ (*pGC->ops->ImageText8)(pDraw, pGC, x, y, count, chars);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterImageText16(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ unsigned short *chars )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterImageText16");
+ VGAGet_GC();
+ (*pGC->ops->ImageText16)(pDraw, pGC, x, y, count, chars);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+
+static void
+VGAarbiterImageGlyphBlt(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int xInit, int yInit,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterImageGlyphBlt");
+ VGAGet_GC();
+ (*pGC->ops->ImageGlyphBlt)(pDraw, pGC, xInit, yInit,
+ nglyph, ppci, pglyphBase);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPolyGlyphBlt(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int xInit, int yInit,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPolyGlyphBlt");
+ VGAGet_GC();
+ (*pGC->ops->PolyGlyphBlt)(pDraw, pGC, xInit, yInit,
+ nglyph, ppci, pglyphBase);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+static void
+VGAarbiterPushPixels(
+ GCPtr pGC,
+ PixmapPtr pBitMap,
+ DrawablePtr pDraw,
+ int dx, int dy, int xOrg, int yOrg )
+{
+ GC_UNWRAP(pGC);
+ DPRINT("VGAarbiterPushPixels");
+ VGAGet_GC();
+ (*pGC->ops->PushPixels)(pGC, pBitMap, pDraw, dx, dy, xOrg, yOrg);
+ VGAPut_GC();
+ GC_WRAP(pGC);
+}
+
+
+/* miSpriteFuncs */
+static Bool
+VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCur)
+{
+ Bool val;
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterSpriteRealizeCursor",pScreen->myNum);
+ VGAGet();
+ val = PointPriv->spriteFuncs->RealizeCursor(pDev, pScreen, pCur);
+ VGAPut();
+ SPRITE_EPILOG;
+ return val;
+}
+
+static Bool
+VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCur)
+{
+ Bool val;
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterSpriteUnrealizeCursor",pScreen->myNum);
+ VGAGet();
+ val = PointPriv->spriteFuncs->UnrealizeCursor(pDev, pScreen, pCur);
+ VGAPut();
+ SPRITE_EPILOG;
+ return val;
+}
+
+static void
+VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCur, int x, int y)
+{
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterSpriteSetCursor",pScreen->myNum);
+ VGAGet();
+ PointPriv->spriteFuncs->SetCursor(pDev, pScreen, pCur, x, y);
+ VGAPut();
+ SPRITE_EPILOG;
+}
+
+static void
+VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
+{
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterSpriteMoveCursor",pScreen->myNum);
+ VGAGet();
+ PointPriv->spriteFuncs->MoveCursor(pDev, pScreen, x, y);
+ VGAPut();
+ SPRITE_EPILOG;
+}
+
+static Bool
+VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen)
+{
+ Bool val;
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterDeviceCursorInitialize",pScreen->myNum);
+ VGAGet();
+ val = PointPriv->spriteFuncs->DeviceCursorInitialize(pDev, pScreen);
+ VGAPut();
+ SPRITE_EPILOG;
+ return val;
+}
+
+static void
+VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen)
+{
+ SPRITE_PROLOG;
+ DPRINT_S("VGAarbiterDeviceCursorCleanup",pScreen->myNum);
+ VGAGet();
+ PointPriv->spriteFuncs->DeviceCursorCleanup(pDev, pScreen);
+ VGAPut();
+ SPRITE_EPILOG;
+}
+
+#ifdef RENDER
+static void
+VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
+ PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask,
+ INT16 yMask, INT16 xDst, INT16 yDst, CARD16 width,
+ CARD16 height)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+
+ PICTURE_PROLOGUE(Composite);
+
+ VGAGet();
+ (*ps->Composite) (op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask, xDst,
+ yDst, width, height);
+ VGAPut();
+ PICTURE_EPILOGUE(Composite, VGAarbiterComposite);
+}
+
+static void
+VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
+ GlyphListPtr list, GlyphPtr *glyphs)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+
+ PICTURE_PROLOGUE(Glyphs);
+
+ VGAGet();
+ (*ps->Glyphs)(op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs);
+ VGAPut();
+ PICTURE_EPILOGUE (Glyphs, VGAarbiterGlyphs);
+}
+
+static void
+VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst, xRenderColor *color, int nRect,
+ xRectangle *rects)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+
+ PICTURE_PROLOGUE(CompositeRects);
+
+ VGAGet();
+ (*ps->CompositeRects)(op, pDst, color, nRect, rects);
+ VGAPut();
+ PICTURE_EPILOGUE (CompositeRects, VGAarbiterCompositeRects);
+}
+#endif
+#else
+/* dummy functions */
+void xf86VGAarbiterInit(void) {}
+void xf86VGAarbiterFini(void) {}
+
+void xf86VGAarbiterLock(ScrnInfoPtr pScrn) {}
+void xf86VGAarbiterUnlock(ScrnInfoPtr pScrn) {}
+Bool xf86VGAarbiterAllowDRI(ScreenPtr pScreen) { return TRUE; }
+void xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn) {}
+void xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn) {}
+Bool xf86VGAarbiterWrapFunctions(ScreenPtr pScreen) { return FALSE; }
+
+#endif
diff --git a/hw/xfree86/common/xf86VGAarbiter.h b/hw/xfree86/common/xf86VGAarbiter.h
new file mode 100644
index 0000000..145d31c
--- /dev/null
+++ b/hw/xfree86/common/xf86VGAarbiter.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2009 Tiago Vignatti
+ *
+ * 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 AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef __XF86VGAARBITER_H
+#define __XF86VGAARBITER_H
+
+#include "screenint.h"
+#include "misc.h"
+#include "xf86.h"
+
+/* Functions */
+extern void xf86VGAarbiterInit(void);
+extern void xf86VGAarbiterFini(void);
+void xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn);
+extern Bool xf86VGAarbiterWrapFunctions(ScreenPtr pScreen);
+extern void xf86VGAarbiterLock(ScrnInfoPtr pScrn);
+extern void xf86VGAarbiterUnlock(ScrnInfoPtr pScrn);
+
+/* allow a driver to remove itself from arbiter - really should be
+ * done in the kernel though */
+extern _X_EXPORT void xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn);
+/* DRI and arbiter are really not possible together,
+ * you really want to remove the card from arbitration if you can */
+extern _X_EXPORT Bool xf86VGAarbiterAllowDRI(ScreenPtr pScreen);
+
+#endif /* __XF86VGAARBITER_H */
diff --git a/hw/xfree86/common/xf86VGAarbiterPriv.h b/hw/xfree86/common/xf86VGAarbiterPriv.h
new file mode 100644
index 0000000..40d4368
--- /dev/null
+++ b/hw/xfree86/common/xf86VGAarbiterPriv.h
@@ -0,0 +1,266 @@
+/*
+ * Copyright (c) 2009 Tiago Vignatti
+ *
+ * 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 AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "misc.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include <X11/X.h>
+#include "colormapst.h"
+#include "scrnintstr.h"
+#include "screenint.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "pixmap.h"
+#include "windowstr.h"
+#include "window.h"
+#include "xf86str.h"
+#include "mipointer.h"
+#include "mipointrst.h"
+#ifdef RENDER
+# include "picturestr.h"
+#endif
+
+
+#define WRAP_SCREEN(x,y) {pScreenPriv->x = pScreen->x; pScreen->x = y;}
+
+#define UNWRAP_SCREEN(x) pScreen->x = pScreenPriv->x
+
+#define SCREEN_PROLOG(x) pScreen->x = ((VGAarbiterScreenPtr) \
+ dixLookupPrivate(&(pScreen)->devPrivates, VGAarbiterScreenKey))->x
+
+#define SCREEN_EPILOG(x,y) pScreen->x = y;
+
+#define WRAP_PICT(x,y) if (ps) {pScreenPriv->x = ps->x;\
+ ps->x = y;}
+
+#define UNWRAP_PICT(x) if (ps) {ps->x = pScreenPriv->x;}
+
+#define PICTURE_PROLOGUE(field) ps->field = \
+ ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
+ VGAarbiterScreenKey))->field
+
+#define PICTURE_EPILOGUE(field, wrap) ps->field = wrap
+
+#define WRAP_SCREEN_INFO(x,y) do {pScreenPriv->x = pScrn->x; pScrn->x = y;} while(0)
+
+#define UNWRAP_SCREEN_INFO(x) pScrn->x = pScreenPriv->x
+
+#define SPRITE_PROLOG miPointerScreenPtr PointPriv = \
+ (miPointerScreenPtr)dixLookupPrivate(&pScreen->devPrivates, \
+ miPointerScreenKey); VGAarbiterScreenPtr pScreenPriv = \
+ ((VGAarbiterScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
+ VGAarbiterScreenKey)); PointPriv->spriteFuncs = pScreenPriv->miSprite;
+
+#define SPRITE_EPILOG pScreenPriv->miSprite = PointPriv->spriteFuncs;\
+ PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs;
+
+#define WRAP_SPRITE do { pScreenPriv->miSprite = PointPriv->spriteFuncs;\
+ PointPriv->spriteFuncs = &VGAarbiterSpriteFuncs; \
+ } while (0)
+
+#define UNWRAP_SPRITE PointPriv->spriteFuncs = pScreenPriv->miSprite
+
+#define GC_WRAP(x) pGCPriv->wrapOps = (x)->ops;\
+ pGCPriv->wrapFuncs = (x)->funcs; (x)->ops = &VGAarbiterGCOps;\
+ (x)->funcs = &VGAarbiterGCFuncs;
+
+#define GC_UNWRAP(x) VGAarbiterGCPtr pGCPriv = \
+ (VGAarbiterGCPtr)dixLookupPrivate(&(x)->devPrivates, VGAarbiterGCKey);\
+ (x)->ops = pGCPriv->wrapOps; (x)->funcs = pGCPriv->wrapFuncs;
+
+#define GC_SCREEN register ScrnInfoPtr pScrn = \
+ xf86Screens[pGC->pScreen->myNum]
+
+#define VGAGet(x)\
+ pci_device_vgaarb_set_target(xf86Screens[pScreen->myNum]->vgaDev); \
+ pci_device_vgaarb_lock();
+
+#define VGAGet_GC(x)\
+ pci_device_vgaarb_set_target(xf86Screens[pGC->pScreen->myNum]->vgaDev); \
+ pci_device_vgaarb_lock();
+
+#define VGAPut(x)\
+ pci_device_vgaarb_unlock();
+
+#define VGAPut_GC(x)\
+ pci_device_vgaarb_unlock();
+
+
+typedef struct _VGAarbiterScreen {
+ CreateGCProcPtr CreateGC;
+ CloseScreenProcPtr CloseScreen;
+ ScreenBlockHandlerProcPtr BlockHandler;
+ ScreenWakeupHandlerProcPtr WakeupHandler;
+ GetImageProcPtr GetImage;
+ GetSpansProcPtr GetSpans;
+ SourceValidateProcPtr SourceValidate;
+ CopyWindowProcPtr CopyWindow;
+ ClearToBackgroundProcPtr ClearToBackground;
+ CreatePixmapProcPtr CreatePixmap;
+ SaveScreenProcPtr SaveScreen;
+ /* Colormap */
+ StoreColorsProcPtr StoreColors;
+ /* Cursor */
+ DisplayCursorProcPtr DisplayCursor;
+ RealizeCursorProcPtr RealizeCursor;
+ UnrealizeCursorProcPtr UnrealizeCursor;
+ RecolorCursorProcPtr RecolorCursor;
+ SetCursorPositionProcPtr SetCursorPosition;
+ void (*AdjustFrame)(int,int,int,int);
+ Bool (*SwitchMode)(int, DisplayModePtr,int);
+ Bool (*EnterVT)(int, int);
+ void (*LeaveVT)(int, int);
+ void (*FreeScreen)(int, int);
+ miPointerSpriteFuncPtr miSprite;
+#ifdef RENDER
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+ CompositeRectsProcPtr CompositeRects;
+#endif
+} VGAarbiterScreenRec, *VGAarbiterScreenPtr;
+
+typedef struct _VGAarbiterGC {
+ GCOps *wrapOps;
+ GCFuncs *wrapFuncs;
+} VGAarbiterGCRec, *VGAarbiterGCPtr;
+
+/* Screen funcs */
+static void VGAarbiterBlockHandler(int i, pointer blockData, pointer pTimeout, pointer pReadmask);
+static void VGAarbiterWakeupHandler(int i, pointer blockData, unsigned long result, pointer pReadmask);
+static Bool VGAarbiterCloseScreen (int i, ScreenPtr pScreen);
+static void VGAarbiterGetImage (DrawablePtr pDrawable, int sx, int sy, int w,
+ int h, unsigned int format, unsigned long planemask, char *pdstLine);
+static void VGAarbiterGetSpans (DrawablePtr pDrawable, int wMax, DDXPointPtr
+ ppt, int *pwidth, int nspans, char *pdstStart);
+static void VGAarbiterSourceValidate (DrawablePtr pDrawable, int x, int y,
+ int width, int height);
+static void VGAarbiterCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc);
+static void VGAarbiterClearToBackground (WindowPtr pWin, int x, int y, int w,
+ int h, Bool generateExposures);
+static PixmapPtr VGAarbiterCreatePixmap(ScreenPtr pScreen, int w, int h,
+ int depth, unsigned int usage_hint);
+static Bool VGAarbiterCreateGC(GCPtr pGC);
+static Bool VGAarbiterSaveScreen(ScreenPtr pScreen, Bool unblank);
+static void VGAarbiterStoreColors (ColormapPtr pmap, int ndef, xColorItem
+ *pdefs);
+static void VGAarbiterRecolorCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+ CursorPtr pCurs, Bool displayed);
+static Bool VGAarbiterRealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+ CursorPtr pCursor);
+static Bool VGAarbiterUnrealizeCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+ CursorPtr pCursor);
+static Bool VGAarbiterDisplayCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
+ CursorPtr pCursor);
+static Bool VGAarbiterSetCursorPosition (DeviceIntPtr pDev, ScreenPtr
+ pScreen, int x, int y, Bool generateEvent);
+static void VGAarbiterAdjustFrame(int index, int x, int y, int flags);
+static Bool VGAarbiterSwitchMode(int index, DisplayModePtr mode, int flags);
+static Bool VGAarbiterEnterVT(int index, int flags);
+static void VGAarbiterLeaveVT(int index, int flags);
+static void VGAarbiterFreeScreen(int index, int flags);
+
+/* GC funcs */
+static void VGAarbiterValidateGC(GCPtr pGC, unsigned long changes,
+ DrawablePtr pDraw);
+static void VGAarbiterChangeGC(GCPtr pGC, unsigned long mask);
+static void VGAarbiterCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
+static void VGAarbiterDestroyGC(GCPtr pGC);
+static void VGAarbiterChangeClip(GCPtr pGC, int type, pointer pvalue,
+ int nrects);
+static void VGAarbiterDestroyClip(GCPtr pGC);
+static void VGAarbiterCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
+
+/* GC ops */
+static void VGAarbiterFillSpans( DrawablePtr pDraw, GC *pGC, int nInit,
+ DDXPointPtr pptInit, int *pwidthInit, int fSorted);
+static void VGAarbiterSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
+ register DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
+static void VGAarbiterPutImage(DrawablePtr pDraw, GCPtr pGC, int depth,
+ int x, int y, int w, int h, int leftPad, int format, char *pImage);
+static RegionPtr VGAarbiterCopyArea(DrawablePtr pSrc, DrawablePtr pDst,
+ GC *pGC, int srcx, int srcy, int width, int height, int dstx, int dsty);
+static RegionPtr VGAarbiterCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
+ GCPtr pGC, int srcx, int srcy, int width, int height, int dstx, int dsty,
+ unsigned long bitPlane);
+static void VGAarbiterPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode,
+ int npt, xPoint *pptInit);
+static void VGAarbiterPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
+ int npt, DDXPointPtr pptInit);
+static void VGAarbiterPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
+ xSegment *pSeg);
+static void VGAarbiterPolyRectangle(DrawablePtr pDraw, GCPtr pGC,
+ int nRectsInit, xRectangle *pRectsInit);
+static void VGAarbiterPolyArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
+ xArc *parcs);
+static void VGAarbiterFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
+ int mode, int count, DDXPointPtr ptsIn);
+static void VGAarbiterPolyFillRect( DrawablePtr pDraw, GCPtr pGC,
+ int nrectFill, xRectangle *prectInit);
+static void VGAarbiterPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
+ xArc *parcs);
+static int VGAarbiterPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, char *chars);
+static int VGAarbiterPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, unsigned short *chars);
+static void VGAarbiterImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, char *chars);
+static void VGAarbiterImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, unsigned short *chars);
+static void VGAarbiterImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
+ int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
+static void VGAarbiterPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int xInit,
+ int yInit, unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase);
+static void VGAarbiterPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr
+ pDraw, int dx, int dy, int xOrg, int yOrg);
+
+/* miSpriteFuncs */
+static Bool VGAarbiterSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr
+ pScreen, CursorPtr pCur);
+static Bool VGAarbiterSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr
+ pScreen, CursorPtr pCur);
+static void VGAarbiterSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
+ CursorPtr pCur, int x, int y);
+static void VGAarbiterSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen,
+ int x, int y);
+static Bool VGAarbiterDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen);
+static void VGAarbiterDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen);
+
+
+#ifdef RENDER
+static void VGAarbiterComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
+ PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
+ INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
+static void VGAarbiterGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist, GlyphListPtr
+ list, GlyphPtr *glyphs);
+static void VGAarbiterCompositeRects(CARD8 op, PicturePtr pDst, xRenderColor
+ *color, int nRect, xRectangle *rects);
+#endif
diff --git a/hw/xfree86/common/xf86str.h b/hw/xfree86/common/xf86str.h
index 9cb66eb..5c3ee44 100644
--- a/hw/xfree86/common/xf86str.h
+++ b/hw/xfree86/common/xf86str.h
@@ -517,7 +517,7 @@ typedef struct _confdrirec {
/* These values should be adjusted when new fields are added to ScrnInfoRec */
#define NUM_RESERVED_INTS 16
-#define NUM_RESERVED_POINTERS 15
+#define NUM_RESERVED_POINTERS 14
#define NUM_RESERVED_FUNCS 11
typedef pointer (*funcPointer)(void);
@@ -808,6 +808,8 @@ typedef struct _ScrnInfoRec {
int reservedInt[NUM_RESERVED_INTS];
int * entityInstanceList;
+ struct pci_device *vgaDev;
+
pointer reservedPtr[NUM_RESERVED_POINTERS];
/*
diff --git a/hw/xfree86/dri/dri.c b/hw/xfree86/dri/dri.c
index 3af9878..d32b284 100644
--- a/hw/xfree86/dri/dri.c
+++ b/hw/xfree86/dri/dri.c
@@ -69,6 +69,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "mipointer.h"
#include "xf86_OSproc.h"
#include "inputstr.h"
+#include "xf86VGAarbiter.h"
#define PCI_BUS_NO_DOMAIN(bus) ((bus) & 0xffu)
@@ -333,6 +334,12 @@ DRIScreenInit(ScreenPtr pScreen, DRIInfoPtr pDRIInfo, int *pDRMFD)
return FALSE;
}
+ if (!xf86VGAarbiterAllowDRI(pScreen)) {
+ DRIDrvMsg(pScreen->myNum, X_WARNING,
+ "Direct rendering is not supported when VGA arb is necessary for the device\n");
+ return FALSE;
+ }
+
/*
* If Xinerama is on, don't allow DRI to initialise. It won't be usable
* anyway.
diff --git a/hw/xfree86/dri2/dri2.c b/hw/xfree86/dri2/dri2.c
index 8795cd1..d15ced1 100644
--- a/hw/xfree86/dri2/dri2.c
+++ b/hw/xfree86/dri2/dri2.c
@@ -39,6 +39,7 @@
#include "scrnintstr.h"
#include "windowstr.h"
#include "dri2.h"
+#include "xf86VGAarbiter.h"
#include "xf86.h"
@@ -414,6 +415,12 @@ DRI2ScreenInit(ScreenPtr pScreen, DRI2InfoPtr info)
if (info->version < 3)
return FALSE;
+ if (!xf86VGAarbiterAllowDRI(pScreen)) {
+ xf86DrvMsg(pScreen->myNum, X_WARNING,
+ "[DRI2] Direct rendering is not supported when VGA arb is necessary for the device\n");
+ return FALSE;
+ }
+
ds = xalloc(sizeof *ds);
if (!ds)
return FALSE;
diff --git a/hw/xfree86/int10/generic.c b/hw/xfree86/int10/generic.c
index 9d39e99..655e535 100644
--- a/hw/xfree86/int10/generic.c
+++ b/hw/xfree86/int10/generic.c
@@ -224,11 +224,13 @@ xf86ExtendedInitInt10(int entityIndex, int Flags)
default:
goto error1;
}
+#if 0
pInt->BIOSseg = V_BIOS >> 4;
pInt->num = 0xe6;
LockLegacyVGA(pInt, &vga);
xf86ExecX86int10(pInt);
UnlockLegacyVGA(pInt, &vga);
+#endif
}
#else
if (!sysMem) {
diff --git a/hw/xfree86/loader/sdksyms.sh b/hw/xfree86/loader/sdksyms.sh
index 8bda8d7..1186547 100755
--- a/hw/xfree86/loader/sdksyms.sh
+++ b/hw/xfree86/loader/sdksyms.sh
@@ -121,6 +121,7 @@ cat > sdksyms.c << EOF
#include "xf86fbman.h"
#include "xf86str.h"
#include "xf86Xinput.h"
+#include "xf86VGAarbiter.h"
#include "xisb.h"
#if XV
# include "xf86xv.h"
diff --git a/include/xorg-config.h.in b/include/xorg-config.h.in
index ffb35f8..603ae13 100644
--- a/include/xorg-config.h.in
+++ b/include/xorg-config.h.in
@@ -124,6 +124,9 @@
/* Have pci_enable_device */
#undef HAVE_PCI_DEVICE_ENABLE
+/* Define to 1 if you have the `pci_device_vgaarb_init' function. */
+#undef HAVE_PCI_DEVICE_VGAARB_INIT
+
/* Path to text files containing PCI IDs */
#undef PCI_TXT_IDS_PATH
--
1.6.4