st/xorg: Add Xorg state tracker

8 files changed, 2261 insertions, 0 deletions

diff --git a/src/gallium/state_trackers/xorg/Makefile b/src/gallium/state_trackers/xorg/Makefile
new file mode 100644
index 00000000000..a00ea3e2a4e
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/Makefile
@@ -0,0 +1,29 @@
+TARGET     = libxorgtracker.a
+CFILES     = $(wildcard ./*.c)
+OBJECTS    = $(patsubst ./%.c,./%.o,$(CFILES))
+GALLIUMDIR = ../..
+TOP        = ../../../..
+
+include $(TOP)/configs/current
+
+CFLAGS = -DHAVE_CONFIG_H \
+         -g -Wall -Wimplicit-function-declaration -fPIC \
+         $(shell pkg-config --cflags pixman-1 xorg-server libdrm xproto) \
+         -I$(GALLIUMDIR)/include \
+         -I$(GALLIUMDIR)/auxiliary \
+         -I$(TOP)/src/mesa/drivers/dri/common \
+         -I$(TOP)/src/mesa \
+         -I$(TOP)/include \
+         -I$(TOP)/src/egl/main
+
+#############################################
+
+.PHONY	= all clean
+
+all: $(TARGET)
+
+$(TARGET): $(OBJECTS)
+	ar rcs $(TARGET) $(OBJECTS)
+
+clean:
+	rm -rf $(OBJECTS) $(TARGET)
diff --git a/src/gallium/state_trackers/xorg/xorg_crtc.c b/src/gallium/state_trackers/xorg/xorg_crtc.c
new file mode 100644
index 00000000000..0765f56ee15
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_crtc.c
@@ -0,0 +1,314 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+#include <unistd.h>
+#include <string.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <math.h>
+#include <stdint.h>
+
+#include "xorg-server.h"
+#include <xf86.h>
+#include <xf86i2c.h>
+#include <xf86Crtc.h>
+#include "xorg_tracker.h"
+#include "xf86Modes.h"
+
+#define DPMS_SERVER
+#include <X11/extensions/dpms.h>
+
+#include "pipe/p_inlines.h"
+
+struct crtc_private
+{
+    drmModeCrtcPtr drm_crtc;
+
+    /* hwcursor */
+    struct pipe_buffer *cursor_buf;
+    unsigned cursor_handle;
+};
+
+static void
+crtc_dpms(xf86CrtcPtr crtc, int mode)
+{
+    //ScrnInfoPtr pScrn = crtc->scrn;
+
+    switch (mode) {
+    case DPMSModeOn:
+    case DPMSModeStandby:
+    case DPMSModeSuspend:
+	break;
+    case DPMSModeOff:
+	break;
+    }
+}
+
+static Bool
+crtc_lock(xf86CrtcPtr crtc)
+{
+    return FALSE;
+}
+
+static void
+crtc_unlock(xf86CrtcPtr crtc)
+{
+}
+
+static void
+crtc_prepare(xf86CrtcPtr crtc)
+{
+}
+
+static void
+crtc_commit(xf86CrtcPtr crtc)
+{
+}
+
+static Bool
+crtc_mode_fixup(xf86CrtcPtr crtc, DisplayModePtr mode,
+		DisplayModePtr adjusted_mode)
+{
+    return TRUE;
+}
+
+static void
+crtc_mode_set(xf86CrtcPtr crtc, DisplayModePtr mode,
+	      DisplayModePtr adjusted_mode, int x, int y)
+{
+    xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    xf86OutputPtr output = config->output[config->compat_output];
+    drmModeConnectorPtr drm_connector = output->driver_private;
+    struct crtc_private *crtcp = crtc->driver_private;
+    drmModeCrtcPtr drm_crtc = crtcp->drm_crtc;
+    drmModeModeInfo drm_mode;
+
+    drm_mode.clock = mode->Clock;
+    drm_mode.hdisplay = mode->HDisplay;
+    drm_mode.hsync_start = mode->HSyncStart;
+    drm_mode.hsync_end = mode->HSyncEnd;
+    drm_mode.htotal = mode->HTotal;
+    drm_mode.vdisplay = mode->VDisplay;
+    drm_mode.vsync_start = mode->VSyncStart;
+    drm_mode.vsync_end = mode->VSyncEnd;
+    drm_mode.vtotal = mode->VTotal;
+    drm_mode.flags = mode->Flags;
+    drm_mode.hskew = mode->HSkew;
+    drm_mode.vscan = mode->VScan;
+    drm_mode.vrefresh = mode->VRefresh;
+    if (!mode->name)
+	xf86SetModeDefaultName(mode);
+    strncpy(drm_mode.name, mode->name, DRM_DISPLAY_MODE_LEN);
+
+    drmModeSetCrtc(ms->fd, drm_crtc->crtc_id, ms->fb_id, x, y,
+		   &drm_connector->connector_id, 1, &drm_mode);
+}
+
+#if 0
+static void
+crtc_load_lut(xf86CrtcPtr crtc)
+{
+    //ScrnInfoPtr pScrn = crtc->scrn;
+}
+#endif
+
+static void
+crtc_gamma_set(xf86CrtcPtr crtc, CARD16 * red, CARD16 * green, CARD16 * blue,
+	       int size)
+{
+}
+
+static void *
+crtc_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
+{
+    //ScrnInfoPtr pScrn = crtc->scrn;
+
+    return NULL;
+}
+
+static PixmapPtr
+crtc_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height)
+{
+    //ScrnInfoPtr pScrn = crtc->scrn;
+
+    return NULL;
+}
+
+static void
+crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
+{
+    //ScrnInfoPtr pScrn = crtc->scrn;
+}
+
+static void
+crtc_destroy(xf86CrtcPtr crtc)
+{
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    if (crtcp->cursor_buf)
+	pipe_buffer_reference(ms->screen, &crtcp->cursor_buf, NULL);
+
+    drmModeFreeCrtc(crtcp->drm_crtc);
+    xfree(crtcp);
+}
+
+static void
+crtc_load_cursor_argb(xf86CrtcPtr crtc, CARD32 * image)
+{
+    unsigned char *ptr;
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    if (!crtcp->cursor_buf) {
+	crtcp->cursor_buf = pipe_buffer_create(ms->screen,
+					       0,
+					       PIPE_BUFFER_USAGE_CPU_WRITE |
+					       PIPE_BUFFER_USAGE_GPU_READ,
+					       64*64*4);
+	drm_api_hocks.handle_from_buffer(ms->screen,
+					 crtcp->cursor_buf,
+					 &crtcp->cursor_handle);
+    }
+
+    ptr = pipe_buffer_map(ms->screen, crtcp->cursor_buf, PIPE_BUFFER_USAGE_CPU_WRITE);
+
+    if (ptr)
+	memcpy(ptr, image, 64 * 64 * 4);
+
+    pipe_buffer_unmap(ms->screen, crtcp->cursor_buf);
+}
+
+static void
+crtc_set_cursor_position(xf86CrtcPtr crtc, int x, int y)
+{
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    drmModeMoveCursor(ms->fd, crtcp->drm_crtc->crtc_id, x, y);
+}
+
+static void
+crtc_show_cursor(xf86CrtcPtr crtc)
+{
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    if (crtcp->cursor_buf)
+	drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id,
+			 crtcp->cursor_handle, 64, 64);
+}
+
+static void
+crtc_hide_cursor(xf86CrtcPtr crtc)
+{
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id, 0, 0, 0);
+}
+
+static const xf86CrtcFuncsRec crtc_funcs = {
+    .dpms = crtc_dpms,
+    .save = NULL,
+    .restore = NULL,
+    .lock = crtc_lock,
+    .unlock = crtc_unlock,
+    .mode_fixup = crtc_mode_fixup,
+    .prepare = crtc_prepare,
+    .mode_set = crtc_mode_set,
+    .commit = crtc_commit,
+    .gamma_set = crtc_gamma_set,
+    .shadow_create = crtc_shadow_create,
+    .shadow_allocate = crtc_shadow_allocate,
+    .shadow_destroy = crtc_shadow_destroy,
+    .set_cursor_position = crtc_set_cursor_position,
+    .show_cursor = crtc_show_cursor,
+    .hide_cursor = crtc_hide_cursor,
+    .load_cursor_image = NULL,	       /* lets convert to argb only */
+    .set_cursor_colors = NULL,	       /* using argb only */
+    .load_cursor_argb = crtc_load_cursor_argb,
+    .destroy = crtc_destroy,
+};
+
+void
+cursor_destroy(xf86CrtcPtr crtc)
+{
+    modesettingPtr ms = modesettingPTR(crtc->scrn);
+    struct crtc_private *crtcp = crtc->driver_private;
+
+    if (crtcp->cursor_buf) {
+	pipe_buffer_reference(ms->screen, &crtcp->cursor_buf, NULL);
+    }
+}
+
+void
+crtc_init(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    xf86CrtcPtr crtc;
+    drmModeResPtr res;
+    drmModeCrtcPtr drm_crtc = NULL;
+    struct crtc_private *crtcp;
+    int c;
+
+    res = drmModeGetResources(ms->fd);
+    if (res == 0) {
+	ErrorF("Failed drmModeGetResources %d\n", errno);
+	return;
+    }
+
+    for (c = 0; c < res->count_crtcs; c++) {
+	drm_crtc = drmModeGetCrtc(ms->fd, res->crtcs[c]);
+	if (!drm_crtc)
+	    continue;
+
+	crtc = xf86CrtcCreate(pScrn, &crtc_funcs);
+	if (crtc == NULL)
+	    goto out;
+
+	crtcp = xcalloc(1, sizeof(struct crtc_private));
+	if (!crtcp) {
+	    xf86CrtcDestroy(crtc);
+	    goto out;
+	}
+
+	crtcp->drm_crtc = drm_crtc;
+
+	crtc->driver_private = crtcp;
+
+    }
+
+  out:
+    drmModeFreeResources(res);
+}
+
+/* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_dri2.c b/src/gallium/state_trackers/xorg/xorg_dri2.c
new file mode 100644
index 00000000000..72b333eaf18
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_dri2.c
@@ -0,0 +1,212 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+#include "xf86.h"
+#include "xf86_OSproc.h"
+
+#include "xorg_tracker.h"
+
+#include "dri2.h"
+
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+
+typedef struct {
+    PixmapPtr pPixmap;
+    struct pipe_texture *tex;
+    struct pipe_buffer *buf;
+} *BufferPrivatePtr;
+
+static DRI2BufferPtr
+driCreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
+{
+    struct pipe_texture *depth, *tex;
+    struct pipe_buffer *buf;
+    ScreenPtr pScreen = pDraw->pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    BufferPrivatePtr privates;
+    DRI2BufferPtr buffers;
+    PixmapPtr pPixmap;
+    unsigned stride, handle;
+    int i;
+
+    buffers = xcalloc(count, sizeof *buffers);
+    if (!buffers)
+	goto fail_buffers;
+
+    privates = xcalloc(count, sizeof *privates);
+    if (!privates)
+	goto fail_privates;
+
+    depth = NULL;
+    for (i = 0; i < count; i++) {
+	pPixmap = NULL;
+	tex = NULL;
+	buf = NULL;
+	if (attachments[i] == DRI2BufferFrontLeft) {
+	    if (pDraw->type == DRAWABLE_PIXMAP)
+		pPixmap = (PixmapPtr) pDraw;
+	    else
+		pPixmap = (*pScreen->GetWindowPixmap)((WindowPtr) pDraw);
+	    pPixmap->refcnt++;
+	    tex = xorg_exa_get_texture(pPixmap);
+	} else if (attachments[i] == DRI2BufferStencil) {
+	    pipe_texture_reference(&tex, depth);
+	} else if (attachments[i] == DRI2BufferDepth) {
+	    struct pipe_texture template;
+
+	    memset(&template, 0, sizeof(template));
+	    template.target = PIPE_TEXTURE_2D;
+	    template.compressed = 0;
+	    template.format = PIPE_FORMAT_S8Z24_UNORM;
+	    pf_get_block(template.format, &template.block);
+	    template.width[0] = pDraw->width;
+	    template.height[0] = pDraw->height;
+	    template.depth[0] = 1;
+	    template.last_level = 0;
+	    template.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+	    tex = ms->screen->texture_create(ms->screen, &template);
+	} else {
+	    struct pipe_texture template;
+	    memset(&template, 0, sizeof(template));
+	    template.target = PIPE_TEXTURE_2D;
+	    template.compressed = 0;
+	    template.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+	    pf_get_block(template.format, &template.block);
+	    template.width[0] = pDraw->width;
+	    template.height[0] = pDraw->height;
+	    template.depth[0] = 1;
+	    template.last_level = 0;
+	    template.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+	    tex = ms->screen->texture_create(ms->screen, &template);
+	}
+
+	drm_api_hocks.buffer_from_texture(tex, &buf, &stride);
+	drm_api_hocks.global_handle_from_buffer(ms->screen, buf, &handle);
+
+	buffers[i].name = handle;
+	buffers[i].attachment = attachments[i];
+	buffers[i].pitch = stride;
+	buffers[i].cpp = 4;
+	buffers[i].driverPrivate = &privates[i];
+	buffers[i].flags = 0; /* not tiled */
+	privates[i].pPixmap = pPixmap;
+	privates[i].buf = buf;
+	privates[i].tex = tex;
+    }
+
+    return buffers;
+
+fail_privates:
+    xfree(buffers);
+fail_buffers:
+    return NULL;
+}
+
+static void
+driDestroyBuffers(DrawablePtr pDraw, DRI2BufferPtr buffers, int count)
+{
+    ScreenPtr pScreen = pDraw->pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    BufferPrivatePtr private;
+    int i;
+
+    for (i = 0; i < count; i++) {
+	private = buffers[i].driverPrivate;
+
+	if (private->pPixmap)
+	    (*pScreen->DestroyPixmap)(private->pPixmap);
+
+	pipe_texture_reference(&private->tex, NULL);
+	pipe_buffer_reference(ms->screen, &private->buf, NULL);
+    }
+
+    if (buffers) {
+	xfree(buffers[0].driverPrivate);
+	xfree(buffers);
+    }
+}
+
+static void
+driCopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
+              DRI2BufferPtr pDestBuffer, DRI2BufferPtr pSrcBuffer)
+{
+    ScreenPtr pScreen = pDraw->pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    BufferPrivatePtr dst_priv = pDestBuffer->driverPrivate;
+    BufferPrivatePtr src_priv = pSrcBuffer->driverPrivate;
+
+    struct pipe_surface *dst_surf =
+	ms->screen->get_tex_surface(ms->screen, dst_priv->tex, 0, 0, 0,
+				    PIPE_BUFFER_USAGE_GPU_WRITE);
+    struct pipe_surface *src_surf =
+	ms->screen->get_tex_surface(ms->screen, src_priv->tex, 0, 0, 0,
+				    PIPE_BUFFER_USAGE_GPU_READ);
+
+    ms->ctx->surface_copy(ms->ctx, 0, dst_surf, 0, 0, src_surf,
+			  0, 0, pDraw->width, pDraw->height);
+
+    pipe_surface_reference(&dst_surf, NULL);
+    pipe_surface_reference(&src_surf, NULL);
+}
+
+Bool
+driScreenInit(ScreenPtr pScreen)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    DRI2InfoRec dri2info;
+
+    dri2info.version = 1;
+    dri2info.fd = ms->fd;
+#if 0
+    dri2info.driverName = pScrn->name;
+#else
+    dri2info.driverName = "i915"; /* FIXME */
+#endif
+    dri2info.deviceName = "/dev/dri/card0"; /* FIXME */
+
+    dri2info.CreateBuffers = driCreateBuffers;
+    dri2info.DestroyBuffers = driDestroyBuffers;
+    dri2info.CopyRegion = driCopyRegion;
+
+    return DRI2ScreenInit(pScreen, &dri2info);
+}
+
+void
+driCloseScreen(ScreenPtr pScreen)
+{
+    DRI2CloseScreen(pScreen);
+}
+
+/* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_driver.c b/src/gallium/state_trackers/xorg/xorg_driver.c
new file mode 100644
index 00000000000..d166a365ac5
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_driver.c
@@ -0,0 +1,695 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+
+#include "xorg-server.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include "compiler.h"
+#include "xf86RAC.h"
+#include "xf86PciInfo.h"
+#include "xf86Pci.h"
+#include "xf86Resources.h"
+#include "mipointer.h"
+#include "micmap.h"
+#include <X11/extensions/randr.h>
+#include "fb.h"
+#include "edid.h"
+#include "xf86i2c.h"
+#include "xf86Crtc.h"
+#include "miscstruct.h"
+#include "dixstruct.h"
+#include "xf86xv.h"
+#include <X11/extensions/Xv.h>
+#ifndef XSERVER_LIBPCIACCESS
+#error "libpciaccess needed"
+#endif
+
+#include <pciaccess.h>
+
+#include "xorg_tracker.h"
+#include "xorg_winsys.h"
+
+static void AdjustFrame(int scrnIndex, int x, int y, int flags);
+static Bool CloseScreen(int scrnIndex, ScreenPtr pScreen);
+static Bool EnterVT(int scrnIndex, int flags);
+static Bool SaveHWState(ScrnInfoPtr pScrn);
+static Bool RestoreHWState(ScrnInfoPtr pScrn);
+
+
+static ModeStatus ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose,
+			    int flags);
+static void FreeScreen(int scrnIndex, int flags);
+static void LeaveVT(int scrnIndex, int flags);
+static Bool SwitchMode(int scrnIndex, DisplayModePtr mode, int flags);
+static Bool ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc,
+		       char **argv);
+static Bool PreInit(ScrnInfoPtr pScrn, int flags);
+
+typedef enum
+{
+    OPTION_SW_CURSOR,
+} modesettingOpts;
+
+static const OptionInfoRec Options[] = {
+    {OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE},
+    {-1, NULL, OPTV_NONE, {0}, FALSE}
+};
+
+/*
+ * Functions that might be needed
+ */
+
+static const char *exaSymbols[] = {
+    "exaGetVersion",
+    "exaDriverInit",
+    "exaDriverFini",
+    "exaOffscreenAlloc",
+    "exaOffscreenFree",
+    "exaWaitSync",
+    NULL
+};
+
+static const char *fbSymbols[] = {
+    "fbPictureInit",
+    "fbScreenInit",
+    NULL
+};
+
+static const char *ddcSymbols[] = {
+    "xf86PrintEDID",
+    "xf86SetDDCproperties",
+    NULL
+};
+
+/*
+ * Exported Xorg driver functions to winsys
+ */
+
+void
+xorg_tracker_loader_ref_sym_lists()
+{
+    LoaderRefSymLists(exaSymbols, fbSymbols, ddcSymbols, NULL);
+}
+
+const OptionInfoRec *
+xorg_tracker_available_options(int chipid, int busid)
+{
+    return Options;
+}
+
+void
+xorg_tracker_set_functions(ScrnInfoPtr scrn)
+{
+    scrn->PreInit = PreInit;
+    scrn->ScreenInit = ScreenInit;
+    scrn->SwitchMode = SwitchMode;
+    scrn->AdjustFrame = AdjustFrame;
+    scrn->EnterVT = EnterVT;
+    scrn->LeaveVT = LeaveVT;
+    scrn->FreeScreen = FreeScreen;
+    scrn->ValidMode = ValidMode;
+}
+
+/*
+ * Static Xorg funtctions
+ */
+
+static Bool
+GetRec(ScrnInfoPtr pScrn)
+{
+    if (pScrn->driverPrivate)
+	return TRUE;
+
+    pScrn->driverPrivate = xnfcalloc(sizeof(modesettingRec), 1);
+
+    return TRUE;
+}
+
+static void
+FreeRec(ScrnInfoPtr pScrn)
+{
+    if (!pScrn)
+	return;
+
+    if (!pScrn->driverPrivate)
+	return;
+
+    xfree(pScrn->driverPrivate);
+
+    pScrn->driverPrivate = NULL;
+}
+
+static void
+ProbeDDC(ScrnInfoPtr pScrn, int index)
+{
+    ConfiguredMonitor = NULL;
+}
+
+static Bool
+CreateFrontBuffer(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    ScreenPtr pScreen = pScrn->pScreen;
+    PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
+
+    ms->noEvict = TRUE;
+    pScreen->ModifyPixmapHeader(rootPixmap,
+				pScrn->virtualX, pScrn->virtualY,
+				pScrn->depth, pScrn->bitsPerPixel,
+				pScrn->displayWidth * pScrn->bitsPerPixel / 8,
+				NULL);
+    ms->noEvict = FALSE;
+
+    drmModeAddFB(ms->fd,
+		 pScrn->virtualX,
+		 pScrn->virtualY,
+		 pScrn->depth,
+		 pScrn->bitsPerPixel,
+		 pScrn->displayWidth * pScrn->bitsPerPixel / 8,
+		 xorg_exa_get_pixmap_handle(rootPixmap), &ms->fb_id);
+
+    pScrn->frameX0 = 0;
+    pScrn->frameY0 = 0;
+    AdjustFrame(pScrn->scrnIndex, pScrn->frameX0, pScrn->frameY0, 0);
+
+    return TRUE;
+}
+
+static Bool
+crtc_resize(ScrnInfoPtr pScrn, int width, int height)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    //ScreenPtr pScreen = pScrn->pScreen;
+    //PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
+    //Bool fbAccessDisabled;
+    //CARD8 *fbstart;
+
+    if (width == pScrn->virtualX && height == pScrn->virtualY)
+	return TRUE;
+
+    ErrorF("RESIZING TO %dx%d\n", width, height);
+
+    pScrn->virtualX = width;
+    pScrn->virtualY = height;
+
+    /* HW dependent - FIXME */
+    pScrn->displayWidth = pScrn->virtualX;
+
+    drmModeRmFB(ms->fd, ms->fb_id);
+
+    /* now create new frontbuffer */
+    return CreateFrontBuffer(pScrn);
+}
+
+static const xf86CrtcConfigFuncsRec crtc_config_funcs = {
+    crtc_resize
+};
+
+static Bool
+PreInit(ScrnInfoPtr pScrn, int flags)
+{
+    xf86CrtcConfigPtr xf86_config;
+    modesettingPtr ms;
+    rgb defaultWeight = { 0, 0, 0 };
+    EntityInfoPtr pEnt;
+    EntPtr msEnt = NULL;
+    char *BusID;
+    int max_width, max_height;
+
+    if (pScrn->numEntities != 1)
+	return FALSE;
+
+    pEnt = xf86GetEntityInfo(pScrn->entityList[0]);
+
+    if (flags & PROBE_DETECT) {
+	ProbeDDC(pScrn, pEnt->index);
+	return TRUE;
+    }
+
+    /* Allocate driverPrivate */
+    if (!GetRec(pScrn))
+	return FALSE;
+
+    ms = modesettingPTR(pScrn);
+    ms->SaveGeneration = -1;
+    ms->pEnt = pEnt;
+
+    pScrn->displayWidth = 640;	       /* default it */
+
+    if (ms->pEnt->location.type != BUS_PCI)
+	return FALSE;
+
+    ms->PciInfo = xf86GetPciInfoForEntity(ms->pEnt->index);
+
+    /* Allocate an entity private if necessary */
+    if (xf86IsEntityShared(pScrn->entityList[0])) {
+	FatalError("Entity");
+#if 0
+	msEnt = xf86GetEntityPrivate(pScrn->entityList[0],
+				     modesettingEntityIndex)->ptr;
+	ms->entityPrivate = msEnt;
+#else
+	(void)msEnt;
+#endif
+    } else
+	ms->entityPrivate = NULL;
+
+    if (xf86RegisterResources(ms->pEnt->index, NULL, ResNone)) {
+	return FALSE;
+    }
+
+    if (xf86IsEntityShared(pScrn->entityList[0])) {
+	if (xf86IsPrimInitDone(pScrn->entityList[0])) {
+	    /* do something */
+	} else {
+	    xf86SetPrimInitDone(pScrn->entityList[0]);
+	}
+    }
+
+    BusID = xalloc(64);
+    sprintf(BusID, "PCI:%d:%d:%d",
+	    ((ms->PciInfo->domain << 8) | ms->PciInfo->bus),
+	    ms->PciInfo->dev, ms->PciInfo->func
+	);
+
+    ms->fd = drmOpen(NULL, BusID);
+
+    if (ms->fd < 0)
+	return FALSE;
+
+    pScrn->racMemFlags = RAC_FB | RAC_COLORMAP;
+    pScrn->monitor = pScrn->confScreen->monitor;
+    pScrn->progClock = TRUE;
+    pScrn->rgbBits = 8;
+
+    if (!xf86SetDepthBpp
+	(pScrn, 0, 0, 0,
+	 PreferConvert24to32 | SupportConvert24to32 | Support32bppFb))
+	return FALSE;
+
+    switch (pScrn->depth) {
+    case 15:
+    case 16:
+    case 24:
+	break;
+    default:
+	xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
+		   "Given depth (%d) is not supported by the driver\n",
+		   pScrn->depth);
+	return FALSE;
+    }
+    xf86PrintDepthBpp(pScrn);
+
+    if (!xf86SetWeight(pScrn, defaultWeight, defaultWeight))
+	return FALSE;
+    if (!xf86SetDefaultVisual(pScrn, -1))
+	return FALSE;
+
+    /* Process the options */
+    xf86CollectOptions(pScrn, NULL);
+    if (!(ms->Options = xalloc(sizeof(Options))))
+	return FALSE;
+    memcpy(ms->Options, Options, sizeof(Options));
+    xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, ms->Options);
+
+    /* Allocate an xf86CrtcConfig */
+    xf86CrtcConfigInit(pScrn, &crtc_config_funcs);
+    xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
+
+    max_width = 8192;
+    max_height = 8192;
+    xf86CrtcSetSizeRange(pScrn, 320, 200, max_width, max_height);
+
+    if (xf86ReturnOptValBool(ms->Options, OPTION_SW_CURSOR, FALSE)) {
+	ms->SWCursor = TRUE;
+    }
+
+    SaveHWState(pScrn);
+
+    crtc_init(pScrn);
+    output_init(pScrn);
+
+    if (!xf86InitialConfiguration(pScrn, TRUE)) {
+	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes.\n");
+	RestoreHWState(pScrn);
+	return FALSE;
+    }
+
+    RestoreHWState(pScrn);
+
+    /*
+     * If the driver can do gamma correction, it should call xf86SetGamma() here.
+     */
+    {
+	Gamma zeros = { 0.0, 0.0, 0.0 };
+
+	if (!xf86SetGamma(pScrn, zeros)) {
+	    return FALSE;
+	}
+    }
+
+    if (pScrn->modes == NULL) {
+	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No modes.\n");
+	return FALSE;
+    }
+
+    pScrn->currentMode = pScrn->modes;
+
+    /* Set display resolution */
+    xf86SetDpi(pScrn, 0, 0);
+
+    /* Load the required sub modules */
+    if (!xf86LoadSubModule(pScrn, "fb")) {
+	return FALSE;
+    }
+
+    xf86LoaderReqSymLists(fbSymbols, NULL);
+
+    xf86LoadSubModule(pScrn, "exa");
+
+#ifdef DRI2
+    xf86LoadSubModule(pScrn, "dri2");
+#endif
+
+    return TRUE;
+}
+
+static Bool
+SaveHWState(ScrnInfoPtr pScrn)
+{
+    /*xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);*/
+
+    return TRUE;
+}
+
+static Bool
+RestoreHWState(ScrnInfoPtr pScrn)
+{
+    /*xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);*/
+
+    return TRUE;
+}
+
+static Bool
+CreateScreenResources(ScreenPtr pScreen)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    PixmapPtr rootPixmap;
+    Bool ret;
+
+    ms->noEvict = TRUE;
+
+    pScreen->CreateScreenResources = ms->createScreenResources;
+    ret = pScreen->CreateScreenResources(pScreen);
+    pScreen->CreateScreenResources = CreateScreenResources;
+
+    rootPixmap = pScreen->GetScreenPixmap(pScreen);
+
+    if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, NULL))
+	FatalError("Couldn't adjust screen pixmap\n");
+
+    ms->noEvict = FALSE;
+
+    drmModeAddFB(ms->fd,
+		 pScrn->virtualX,
+		 pScrn->virtualY,
+		 pScrn->depth,
+		 pScrn->bitsPerPixel,
+		 pScrn->displayWidth * pScrn->bitsPerPixel / 8,
+		 xorg_exa_get_pixmap_handle(rootPixmap), &ms->fb_id);
+
+    AdjustFrame(pScrn->scrnIndex, pScrn->frameX0, pScrn->frameY0, 0);
+
+    return ret;
+}
+
+static Bool
+ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    VisualPtr visual;
+
+    /* deal with server regeneration */
+    if (ms->fd < 0) {
+	char *BusID;
+
+	BusID = xalloc(64);
+	sprintf(BusID, "PCI:%d:%d:%d",
+		((ms->PciInfo->domain << 8) | ms->PciInfo->bus),
+		ms->PciInfo->dev, ms->PciInfo->func
+	    );
+
+	ms->fd = drmOpen(NULL, BusID);
+
+	if (ms->fd < 0)
+	    return FALSE;
+    }
+
+    if (!ms->screen) {
+	ms->screen = drm_api_hocks.create_screen(ms->fd, ms->PciInfo->device_id);
+
+	if (!ms->screen) {
+	    FatalError("Could not init pipe_screen\n");
+	    return FALSE;
+	}
+    }
+
+    pScrn->pScreen = pScreen;
+
+    /* HW dependent - FIXME */
+    pScrn->displayWidth = pScrn->virtualX;
+
+    miClearVisualTypes();
+
+    if (!miSetVisualTypes(pScrn->depth,
+			  miGetDefaultVisualMask(pScrn->depth),
+			  pScrn->rgbBits, pScrn->defaultVisual))
+	return FALSE;
+
+    if (!miSetPixmapDepths())
+	return FALSE;
+
+    pScrn->memPhysBase = 0;
+    pScrn->fbOffset = 0;
+
+    if (!fbScreenInit(pScreen, NULL,
+		      pScrn->virtualX, pScrn->virtualY,
+		      pScrn->xDpi, pScrn->yDpi,
+		      pScrn->displayWidth, pScrn->bitsPerPixel))
+	return FALSE;
+
+    if (pScrn->bitsPerPixel > 8) {
+	/* Fixup RGB ordering */
+	visual = pScreen->visuals + pScreen->numVisuals;
+	while (--visual >= pScreen->visuals) {
+	    if ((visual->class | DynamicClass) == DirectColor) {
+		visual->offsetRed = pScrn->offset.red;
+		visual->offsetGreen = pScrn->offset.green;
+		visual->offsetBlue = pScrn->offset.blue;
+		visual->redMask = pScrn->mask.red;
+		visual->greenMask = pScrn->mask.green;
+		visual->blueMask = pScrn->mask.blue;
+	    }
+	}
+    }
+
+    fbPictureInit(pScreen, NULL, 0);
+
+    ms->createScreenResources = pScreen->CreateScreenResources;
+    pScreen->CreateScreenResources = CreateScreenResources;
+
+    xf86SetBlackWhitePixels(pScreen);
+
+    ms->exa = xorg_exa_init(pScrn);
+
+    miInitializeBackingStore(pScreen);
+    xf86SetBackingStore(pScreen);
+    xf86SetSilkenMouse(pScreen);
+    miDCInitialize(pScreen, xf86GetPointerScreenFuncs());
+
+    /* Need to extend HWcursor support to handle mask interleave */
+    if (!ms->SWCursor)
+	xf86_cursors_init(pScreen, 64, 64,
+			  HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64 |
+			  HARDWARE_CURSOR_ARGB);
+
+    /* Must force it before EnterVT, so we are in control of VT and
+     * later memory should be bound when allocating, e.g rotate_mem */
+    pScrn->vtSema = TRUE;
+
+    pScreen->SaveScreen = xf86SaveScreen;
+    ms->CloseScreen = pScreen->CloseScreen;
+    pScreen->CloseScreen = CloseScreen;
+
+    if (!xf86CrtcScreenInit(pScreen))
+	return FALSE;
+
+    if (!miCreateDefColormap(pScreen))
+	return FALSE;
+
+    xf86DPMSInit(pScreen, xf86DPMSSet, 0);
+
+    if (serverGeneration == 1)
+	xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
+
+#if 1
+#ifdef DRI2
+    driScreenInit(pScreen);
+#endif
+#endif
+
+    return EnterVT(scrnIndex, 1);
+}
+
+static void
+AdjustFrame(int scrnIndex, int x, int y, int flags)
+{
+    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+    xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
+    xf86OutputPtr output = config->output[config->compat_output];
+    xf86CrtcPtr crtc = output->crtc;
+
+    if (crtc && crtc->enabled) {
+	crtc->funcs->mode_set(crtc, pScrn->currentMode, pScrn->currentMode, x,
+			      y);
+	crtc->x = output->initial_x + x;
+	crtc->y = output->initial_y + y;
+    }
+}
+
+static void
+FreeScreen(int scrnIndex, int flags)
+{
+    FreeRec(xf86Screens[scrnIndex]);
+}
+
+/* HACK */
+void
+cursor_destroy(xf86CrtcPtr crtc);
+
+static void
+LeaveVT(int scrnIndex, int flags)
+{
+    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
+    int o;
+
+    for (o = 0; o < config->num_crtc; o++) {
+	xf86CrtcPtr crtc = config->crtc[o];
+
+	cursor_destroy(crtc);
+
+	if (crtc->rotatedPixmap || crtc->rotatedData) {
+	    crtc->funcs->shadow_destroy(crtc, crtc->rotatedPixmap,
+					crtc->rotatedData);
+	    crtc->rotatedPixmap = NULL;
+	    crtc->rotatedData = NULL;
+	}
+    }
+
+    drmModeRmFB(ms->fd, ms->fb_id);
+
+    RestoreHWState(pScrn);
+
+    pScrn->vtSema = FALSE;
+}
+
+/*
+ * This gets called when gaining control of the VT, and from ScreenInit().
+ */
+static Bool
+EnterVT(int scrnIndex, int flags)
+{
+    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+    modesettingPtr ms = modesettingPTR(pScrn);
+
+    /*
+     * Only save state once per server generation since that's what most
+     * drivers do.  Could change this to save state at each VT enter.
+     */
+    if (ms->SaveGeneration != serverGeneration) {
+	ms->SaveGeneration = serverGeneration;
+	SaveHWState(pScrn);
+    }
+
+    if (!flags)			       /* signals startup as we'll do this in CreateScreenResources */
+	CreateFrontBuffer(pScrn);
+
+    if (!xf86SetDesiredModes(pScrn))
+	return FALSE;
+
+    return TRUE;
+}
+
+static Bool
+SwitchMode(int scrnIndex, DisplayModePtr mode, int flags)
+{
+    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+
+    return xf86SetSingleMode(pScrn, mode, RR_Rotate_0);
+}
+
+static Bool
+CloseScreen(int scrnIndex, ScreenPtr pScreen)
+{
+    ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+    modesettingPtr ms = modesettingPTR(pScrn);
+
+    if (pScrn->vtSema) {
+	LeaveVT(scrnIndex, 0);
+    }
+#ifdef DRI2
+    driCloseScreen(pScreen);
+#endif
+
+    pScreen->CreateScreenResources = ms->createScreenResources;
+
+    if (ms->exa)
+	xorg_exa_close(pScrn);
+
+    drmClose(ms->fd);
+    ms->fd = -1;
+
+    pScrn->vtSema = FALSE;
+    pScreen->CloseScreen = ms->CloseScreen;
+    return (*pScreen->CloseScreen) (scrnIndex, pScreen);
+}
+
+static ModeStatus
+ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags)
+{
+    return MODE_OK;
+}
+
+/* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
new file mode 100644
index 00000000000..ac0bfc88a4d
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -0,0 +1,534 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+/* FIXME ! */
+#define DRI_DRIVER_PATH "/ISO/X.Org/modular/i386/lib/dri"
+
+#include "xf86.h"
+//#include "xf86_OSproc.h"
+#include "xorg_tracker.h"
+
+//#include "pipe/p_winsys.h"
+#include "pipe/p_format.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+
+struct exa_entity
+{
+    ExaDriverPtr pExa;
+    struct pipe_context *ctx;
+    struct pipe_screen *scrn;
+};
+
+struct PixmapPriv
+{
+    int flags;
+    struct pipe_texture *tex;
+    unsigned int color;
+    struct pipe_surface *src_surf; /* for copies */
+    struct pipe_transfer *map_transfer;
+};
+
+/*
+ * Helper functions
+ */
+
+static enum pipe_format
+exa_get_pipe_format(int depth)
+{
+    switch (depth) {
+    case 32:
+	return PIPE_FORMAT_A8R8G8B8_UNORM;
+    case 24:
+	return PIPE_FORMAT_X8R8G8B8_UNORM;
+    case 16:
+	return PIPE_FORMAT_R5G6B5_UNORM;
+    case 15:
+	return PIPE_FORMAT_A1R5G5B5_UNORM;
+    case 8:
+    case 4:
+    case 1:
+	return PIPE_FORMAT_A8R8G8B8_UNORM; /* bad bad bad */
+    default:
+	assert(0);
+	return 0;
+    }
+}
+
+/*
+ * Static exported EXA functions
+ */
+
+static void
+ExaWaitMarker(ScreenPtr pScreen, int marker)
+{
+}
+
+static int
+ExaMarkSync(ScreenPtr pScreen)
+{
+    return 1;
+}
+
+static Bool
+ExaPrepareAccess(PixmapPtr pPix, int index)
+{
+    ScreenPtr pScreen = pPix->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    //PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
+    struct exa_entity *exa = ms->exa;
+    struct PixmapPriv *priv;
+    //int ret;
+
+    priv = exaGetPixmapDriverPrivate(pPix);
+
+    if (!priv)
+	return FALSE;
+
+    if (!priv->tex)
+	return FALSE;
+    {
+	priv->map_transfer =
+	    exa->scrn->get_tex_transfer(exa->scrn, priv->tex, 0, 0, 0,
+					PIPE_TRANSFER_READ_WRITE,
+					0, 0, priv->tex->width[0], priv->tex->height[0]);
+
+	pPix->devPrivate.ptr =
+	    exa->scrn->transfer_map(exa->scrn, priv->map_transfer);
+	pPix->devKind = priv->map_transfer->stride;
+    }
+
+    return TRUE;
+}
+
+static void
+ExaFinishAccess(PixmapPtr pPix, int index)
+{
+    ScreenPtr pScreen = pPix->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+    struct PixmapPriv *priv;
+    priv = exaGetPixmapDriverPrivate(pPix);
+
+    if (!priv)
+	return;
+
+    if (!priv->map_transfer)
+	return;
+
+    exa->scrn->transfer_unmap(exa->scrn, priv->map_transfer);
+    pipe_transfer_reference(&priv->map_transfer, NULL);
+
+}
+
+static void
+ExaDone(PixmapPtr pPixmap)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+    struct exa_entity *exa = ms->exa;
+
+    if (!priv)
+	return;
+
+    if (priv->src_surf)
+	exa->scrn->tex_surface_release(exa->scrn, &priv->src_surf);
+    priv->src_surf = NULL;
+}
+
+static void
+ExaDoneComposite(PixmapPtr pPixmap)
+{
+
+}
+
+static Bool
+ExaPrepareSolid(PixmapPtr pPixmap, int alu, Pixel planeMask, Pixel fg)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+    struct exa_entity *exa = ms->exa;
+
+    if (1)
+        return FALSE;
+
+    if (pPixmap->drawable.depth < 15)
+	return FALSE;
+
+    if (!EXA_PM_IS_SOLID(&pPixmap->drawable, planeMask))
+	return FALSE;
+
+    if (!priv || !priv->tex)
+	return FALSE;
+
+    if (alu != GXcopy)
+	return FALSE;
+
+    if (!exa->ctx || !exa->ctx->surface_fill)
+	return FALSE;
+
+    priv->color = fg;
+
+    return TRUE;
+}
+
+static void
+ExaSolid(PixmapPtr pPixmap, int x0, int y0, int x1, int y1)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+    struct pipe_surface *surf =
+	exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0,
+				   PIPE_BUFFER_USAGE_GPU_READ |
+				   PIPE_BUFFER_USAGE_GPU_WRITE);
+
+    exa->ctx->surface_fill(exa->ctx, surf, x0, y0, x1 - x0, y1 - y0,
+			   priv->color);
+
+    exa->scrn->tex_surface_release(exa->scrn, &surf);
+}
+
+static Bool
+ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
+	       int ydir, int alu, Pixel planeMask)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
+    struct PixmapPriv *src_priv = exaGetPixmapDriverPrivate(pSrcPixmap);
+
+    if (1)
+        return FALSE;
+
+    if (alu != GXcopy)
+	return FALSE;
+
+    if (pSrcPixmap->drawable.depth < 15 || pDstPixmap->drawable.depth < 15)
+	return FALSE;
+
+    if (!EXA_PM_IS_SOLID(&pSrcPixmap->drawable, planeMask))
+	return FALSE;
+
+    if (!priv || !src_priv)
+	return FALSE;
+
+    if (!priv->tex || !src_priv->tex)
+	return FALSE;
+
+    if (!exa->ctx || !exa->ctx->surface_copy)
+	return FALSE;
+
+    priv->src_surf =
+	exa->scrn->get_tex_surface(exa->scrn, src_priv->tex, 0, 0, 0,
+				   PIPE_BUFFER_USAGE_GPU_READ |
+				   PIPE_BUFFER_USAGE_GPU_WRITE);
+
+    return FALSE;
+}
+
+static void
+ExaCopy(PixmapPtr pDstPixmap, int srcX, int srcY, int dstX, int dstY,
+	int width, int height)
+{
+    ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pDstPixmap);
+    struct pipe_surface *surf =
+	exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0,
+				   PIPE_BUFFER_USAGE_GPU_READ |
+				   PIPE_BUFFER_USAGE_GPU_WRITE);
+
+    exa->ctx->surface_copy(exa->ctx, 0, surf, dstX, dstY, priv->src_surf,
+			   srcX, srcY, width, height);
+    exa->scrn->tex_surface_release(exa->scrn, &surf);
+}
+
+static Bool
+ExaPrepareComposite(int op, PicturePtr pSrcPicture,
+		    PicturePtr pMaskPicture, PicturePtr pDstPicture,
+		    PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst)
+{
+    return FALSE;
+}
+
+#if 0
+static Bool
+ExaUploadToScreen(PixmapPtr pDst, int x, int y, int w, int h, char *src,
+		  int src_pitch)
+{
+    ErrorF("UPLOAD\n");
+
+    return FALSE;
+}
+#endif
+
+static void
+ExaComposite(PixmapPtr pDst, int srcX, int srcY, int maskX, int maskY,
+	     int dstX, int dstY, int width, int height)
+{
+}
+
+static Bool
+ExaCheckComposite(int op,
+		  PicturePtr pSrcPicture, PicturePtr pMaskPicture,
+		  PicturePtr pDstPicture)
+{
+    return FALSE;
+}
+
+static void *
+ExaCreatePixmap(ScreenPtr pScreen, int size, int align)
+{
+    struct PixmapPriv *priv;
+
+    priv = xcalloc(1, sizeof(struct PixmapPriv));
+    if (!priv)
+	return NULL;
+
+    return priv;
+}
+
+static void
+ExaDestroyPixmap(ScreenPtr pScreen, void *dPriv)
+{
+    struct PixmapPriv *priv = (struct PixmapPriv *)dPriv;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+
+    if (!priv)
+	return;
+
+    if (priv->tex)
+	ms->screen->texture_release(exa->scrn, &priv->tex);
+
+    xfree(priv);
+}
+
+static Bool
+ExaPixmapIsOffscreen(PixmapPtr pPixmap)
+{
+    struct PixmapPriv *priv;
+
+    priv = exaGetPixmapDriverPrivate(pPixmap);
+
+    if (!priv)
+	return FALSE;
+
+    if (priv->tex)
+	return TRUE;
+
+    return FALSE;
+}
+
+unsigned
+xorg_exa_get_pixmap_handle(PixmapPtr pPixmap)
+{
+    ScreenPtr pScreen = pPixmap->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct PixmapPriv *priv;
+    struct pipe_buffer *buffer = NULL;
+    unsigned handle;
+    unsigned stride;
+
+    if (!ms->exa) {
+	FatalError("NO MS->EXA\n");
+	return 0;
+    }
+
+    priv = exaGetPixmapDriverPrivate(pPixmap);
+
+    if (!priv) {
+	FatalError("NO PIXMAP PRIVATE\n");
+	return 0;
+    }
+
+    drm_api_hocks.buffer_from_texture(priv->tex, &buffer, &stride);
+    drm_api_hocks.handle_from_buffer(ms->screen, buffer, &handle);
+    pipe_buffer_reference(ms->screen, &buffer, NULL);
+    return handle;
+}
+
+static Bool
+ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
+		      int depth, int bitsPerPixel, int devKind,
+		      pointer pPixData)
+{
+    ScreenPtr pScreen = pPixmap->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+    modesettingPtr ms = modesettingPTR(pScrn);
+    //PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
+    struct exa_entity *exa = ms->exa;
+
+    if (!priv)
+	return FALSE;
+
+    if (depth <= 0)
+	depth = pPixmap->drawable.depth;
+
+    if (bitsPerPixel <= 0)
+	bitsPerPixel = pPixmap->drawable.bitsPerPixel;
+
+    if (width <= 0)
+	width = pPixmap->drawable.width;
+
+    if (height <= 0)
+	height = pPixmap->drawable.height;
+
+    if (width <= 0 || height <= 0 || depth <= 0)
+	return FALSE;
+
+    miModifyPixmapHeader(pPixmap, width, height, depth,
+			     bitsPerPixel, devKind, NULL);
+
+    /* Deal with screen resize */
+    if (priv->tex && (priv->tex->width[0] != width || priv->tex->height[0] != height)) {
+	pipe_texture_reference(&priv->tex, NULL);
+    }
+
+    if (!priv->tex) {
+	struct pipe_texture template;
+
+	memset(&template, 0, sizeof(template));
+	template.target = PIPE_TEXTURE_2D;
+	template.compressed = 0;
+	template.format = exa_get_pipe_format(depth);
+	pf_get_block(template.format, &template.block);
+	template.width[0] = width;
+	template.height[0] = height;
+	template.depth[0] = 1;
+	template.last_level = 0;
+	template.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+	priv->tex = exa->scrn->texture_create(exa->scrn, &template);
+    }
+
+    return TRUE;
+}
+
+struct pipe_texture *
+xorg_exa_get_texture(PixmapPtr pPixmap)
+{
+    struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
+    struct pipe_texture *tex = NULL;
+    pipe_texture_reference(&tex, priv->tex);
+    return tex;
+}
+
+void
+xorg_exa_close(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa = ms->exa;
+
+    if (exa->ctx)
+	exa->ctx->destroy(exa->ctx);
+
+    exaDriverFini(pScrn->pScreen);
+    xfree(exa);
+    ms->exa = NULL;
+}
+
+void *
+xorg_exa_init(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    struct exa_entity *exa;
+    ExaDriverPtr pExa;
+
+    exa = xcalloc(1, sizeof(struct exa_entity));
+    if (!exa)
+	return NULL;
+
+    pExa = exaDriverAlloc();
+    if (!pExa) {
+	goto out_err;
+    }
+
+    memset(pExa, 0, sizeof(*pExa));
+    pExa->exa_major = 2;
+    pExa->exa_minor = 2;
+    pExa->memoryBase = 0;
+    pExa->memorySize = 0;
+    pExa->offScreenBase = 0;
+    pExa->pixmapOffsetAlign = 0;
+    pExa->pixmapPitchAlign = 1;
+    pExa->flags = EXA_OFFSCREEN_PIXMAPS | EXA_HANDLES_PIXMAPS;
+    pExa->maxX = 8191;		       /* FIXME */
+    pExa->maxY = 8191;		       /* FIXME */
+    pExa->WaitMarker = ExaWaitMarker;
+    pExa->MarkSync = ExaMarkSync;
+    pExa->PrepareSolid = ExaPrepareSolid;
+    pExa->Solid = ExaSolid;
+    pExa->DoneSolid = ExaDone;
+    pExa->PrepareCopy = ExaPrepareCopy;
+    pExa->Copy = ExaCopy;
+    pExa->DoneCopy = ExaDone;
+    pExa->CheckComposite = ExaCheckComposite;
+    pExa->PrepareComposite = ExaPrepareComposite;
+    pExa->Composite = ExaComposite;
+    pExa->DoneComposite = ExaDoneComposite;
+    pExa->PixmapIsOffscreen = ExaPixmapIsOffscreen;
+    pExa->PrepareAccess = ExaPrepareAccess;
+    pExa->FinishAccess = ExaFinishAccess;
+    //pExa->UploadToScreen = ExaUploadToScreen;
+    pExa->UploadToScreen = NULL;
+    pExa->CreatePixmap = ExaCreatePixmap;
+    pExa->DestroyPixmap = ExaDestroyPixmap;
+    pExa->ModifyPixmapHeader = ExaModifyPixmapHeader;
+
+    if (!exaDriverInit(pScrn->pScreen, pExa)) {
+	goto out_err;
+    }
+
+    exa->scrn = ms->screen;
+    exa->ctx = drm_api_hocks.create_context(exa->scrn);
+    /* Share context with DRI */
+    ms->ctx = exa->ctx;
+
+    return (void *)exa;
+
+  out_err:
+    xorg_exa_close(pScrn);
+
+    return NULL;
+}
+
+/* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_output.c b/src/gallium/state_trackers/xorg/xorg_output.c
new file mode 100644
index 00000000000..950af942f5b
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_output.c
@@ -0,0 +1,296 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+#include "xorg-server.h"
+#include <xf86.h>
+#include <xf86i2c.h>
+#include <xf86Crtc.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#define DPMS_SERVER
+#include <X11/extensions/dpms.h>
+
+#include "X11/Xatom.h"
+
+#include "xorg_tracker.h"
+
+static char *connector_enum_list[] = {
+    "Unknown",
+    "VGA",
+    "DVI-I",
+    "DVI-D",
+    "DVI-A",
+    "Composite",
+    "SVIDEO",
+    "LVDS",
+    "Component",
+    "9-pin DIN",
+    "DisplayPort",
+    "HDMI Type A",
+    "HDMI Type B",
+};
+
+static void
+dpms(xf86OutputPtr output, int mode)
+{
+}
+
+static void
+save(xf86OutputPtr output)
+{
+}
+
+static void
+restore(xf86OutputPtr output)
+{
+}
+
+static int
+mode_valid(xf86OutputPtr output, DisplayModePtr pMode)
+{
+    return MODE_OK;
+}
+
+static Bool
+mode_fixup(xf86OutputPtr output, DisplayModePtr mode,
+	   DisplayModePtr adjusted_mode)
+{
+    return TRUE;
+}
+
+static void
+prepare(xf86OutputPtr output)
+{
+    dpms(output, DPMSModeOff);
+}
+
+static void
+mode_set(xf86OutputPtr output, DisplayModePtr mode,
+	 DisplayModePtr adjusted_mode)
+{
+}
+
+static void
+commit(xf86OutputPtr output)
+{
+    dpms(output, DPMSModeOn);
+
+    if (output->scrn->pScreen != NULL)
+	xf86_reload_cursors(output->scrn->pScreen);
+}
+
+static xf86OutputStatus
+detect(xf86OutputPtr output)
+{
+    drmModeConnectorPtr drm_connector = output->driver_private;
+
+    switch (drm_connector->connection) {
+    case DRM_MODE_CONNECTED:
+	return XF86OutputStatusConnected;
+    case DRM_MODE_DISCONNECTED:
+	return XF86OutputStatusDisconnected;
+    default:
+	return XF86OutputStatusUnknown;
+    }
+}
+
+static DisplayModePtr
+get_modes(xf86OutputPtr output)
+{
+    drmModeConnectorPtr drm_connector = output->driver_private;
+    drmModeModeInfoPtr drm_mode = NULL;
+    DisplayModePtr modes = NULL, mode = NULL;
+    int i;
+
+    for (i = 0; i < drm_connector->count_modes; i++) {
+	drm_mode = &drm_connector->modes[i];
+	if (drm_mode) {
+	    mode = xcalloc(1, sizeof(DisplayModeRec));
+	    if (!mode)
+		continue;
+	    mode->type = 0;
+	    mode->Clock = drm_mode->clock;
+	    mode->HDisplay = drm_mode->hdisplay;
+	    mode->HSyncStart = drm_mode->hsync_start;
+	    mode->HSyncEnd = drm_mode->hsync_end;
+	    mode->HTotal = drm_mode->htotal;
+	    mode->VDisplay = drm_mode->vdisplay;
+	    mode->VSyncStart = drm_mode->vsync_start;
+	    mode->VSyncEnd = drm_mode->vsync_end;
+	    mode->VTotal = drm_mode->vtotal;
+	    mode->Flags = drm_mode->flags;
+	    mode->HSkew = drm_mode->hskew;
+	    mode->VScan = drm_mode->vscan;
+	    mode->VRefresh = xf86ModeVRefresh(mode);
+	    mode->Private = (void *)drm_mode;
+	    xf86SetModeDefaultName(mode);
+	    modes = xf86ModesAdd(modes, mode);
+	    xf86PrintModeline(0, mode);
+	}
+    }
+
+    return modes;
+}
+
+static void
+destroy(xf86OutputPtr output)
+{
+    drmModeFreeConnector(output->driver_private);
+}
+
+static void
+create_resources(xf86OutputPtr output)
+{
+#ifdef RANDR_12_INTERFACE
+#endif /* RANDR_12_INTERFACE */
+}
+
+#ifdef RANDR_12_INTERFACE
+static Bool
+set_property(xf86OutputPtr output, Atom property, RRPropertyValuePtr value)
+{
+    return TRUE;
+}
+#endif /* RANDR_12_INTERFACE */
+
+#ifdef RANDR_13_INTERFACE
+static Bool
+get_property(xf86OutputPtr output, Atom property)
+{
+    return TRUE;
+}
+#endif /* RANDR_13_INTERFACE */
+
+#ifdef RANDR_GET_CRTC_INTERFACE
+static xf86CrtcPtr
+get_crtc(xf86OutputPtr output)
+{
+    return NULL;
+}
+#endif
+
+static const xf86OutputFuncsRec output_funcs = {
+    .create_resources = create_resources,
+    .dpms = dpms,
+    .save = save,
+    .restore = restore,
+    .mode_valid = mode_valid,
+    .mode_fixup = mode_fixup,
+    .prepare = prepare,
+    .mode_set = mode_set,
+    .commit = commit,
+    .detect = detect,
+    .get_modes = get_modes,
+#ifdef RANDR_12_INTERFACE
+    .set_property = set_property,
+#endif
+#ifdef RANDR_13_INTERFACE
+    .get_property = get_property,
+#endif
+    .destroy = destroy,
+#ifdef RANDR_GET_CRTC_INTERFACE
+    .get_crtc = get_crtc,
+#endif
+};
+
+void
+output_init(ScrnInfoPtr pScrn)
+{
+    modesettingPtr ms = modesettingPTR(pScrn);
+    xf86OutputPtr output;
+    drmModeResPtr res;
+    drmModeConnectorPtr drm_connector = NULL;
+    drmModeEncoderPtr drm_encoder = NULL;
+    char *name;
+    int c, v, p;
+
+    res = drmModeGetResources(ms->fd);
+    if (res == 0) {
+	DRV_ERROR("Failed drmModeGetResources\n");
+	return;
+    }
+
+    for (c = 0; c < res->count_connectors; c++) {
+	drm_connector = drmModeGetConnector(ms->fd, res->connectors[c]);
+	if (!drm_connector)
+	    goto out;
+
+#if 0
+	for (p = 0; p < drm_connector->count_props; p++) {
+	    drmModePropertyPtr prop;
+
+	    prop = drmModeGetProperty(ms->fd, drm_connector->props[p]);
+
+	    name = NULL;
+	    if (prop) {
+		ErrorF("VALUES %d\n", prop->count_values);
+
+		for (v = 0; v < prop->count_values; v++)
+		    ErrorF("%s %lld\n", prop->name, prop->values[v]);
+	    }
+	}
+#else
+	(void)p;
+	(void)v;
+#endif
+
+	name = connector_enum_list[drm_connector->connector_type];
+
+	output = xf86OutputCreate(pScrn, &output_funcs, name);
+	if (!output)
+	    continue;
+
+	drm_encoder = drmModeGetEncoder(ms->fd, drm_connector->encoders[0]);
+	if (drm_encoder) {
+	    output->possible_crtcs = drm_encoder->possible_crtcs;
+	    output->possible_clones = drm_encoder->possible_clones;
+	} else {
+	    output->possible_crtcs = 0;
+	    output->possible_clones = 0;
+	}
+	output->driver_private = drm_connector;
+	output->subpixel_order = SubPixelHorizontalRGB;
+	output->interlaceAllowed = FALSE;
+	output->doubleScanAllowed = FALSE;
+    }
+
+  out:
+    drmModeFreeResources(res);
+}
+
+/* vim: set sw=4 ts=8 sts=4: */
diff --git a/src/gallium/state_trackers/xorg/xorg_tracker.h b/src/gallium/state_trackers/xorg/xorg_tracker.h
new file mode 100644
index 00000000000..82c3890dfbd
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_tracker.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+#ifndef _XORG_TRACKER_H_
+#define _XORG_TRACKER_H_
+
+#include <errno.h>
+#include <drm.h>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+#include "exa.h"
+
+#include "pipe/p_screen.h"
+#include "state_tracker/drm_api.h"
+
+#define DRV_ERROR(msg)	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, msg);
+
+typedef struct
+{
+    int lastInstance;
+    int refCount;
+    ScrnInfoPtr pScrn_1;
+    ScrnInfoPtr pScrn_2;
+} EntRec, *EntPtr;
+
+typedef struct _modesettingRec
+{
+    /* drm */
+    int fd;
+    unsigned fb_id;
+
+    /* X */
+    EntPtr entityPrivate;
+
+    int Chipset;
+    EntityInfoPtr pEnt;
+    struct pci_device *PciInfo;
+
+    Bool noAccel;
+    Bool SWCursor;
+    CloseScreenProcPtr CloseScreen;
+
+    /* Broken-out options. */
+    OptionInfoPtr Options;
+
+    unsigned int SaveGeneration;
+
+    CreateScreenResourcesProcPtr createScreenResources;
+
+    /* gallium */
+    struct pipe_screen *screen;
+    struct pipe_context *ctx;
+
+    /* exa */
+    void *exa;
+    Bool noEvict;
+
+} modesettingRec, *modesettingPtr;
+
+#define modesettingPTR(p) ((modesettingPtr)((p)->driverPrivate))
+
+
+/***********************************************************************
+ * xorg_exa.c
+ */
+struct pipe_texture *
+xorg_exa_get_texture(PixmapPtr pPixmap);
+
+unsigned
+xorg_exa_get_pixmap_handle(PixmapPtr pPixmap);
+
+void *
+xorg_exa_init(ScrnInfoPtr pScrn);
+
+void
+xorg_exa_close(ScrnInfoPtr pScrn);
+
+
+/***********************************************************************
+ * xorg_dri2.c
+ */
+Bool
+driScreenInit(ScreenPtr pScreen);
+
+void
+driCloseScreen(ScreenPtr pScreen);
+
+
+/***********************************************************************
+ * xorg_crtc.c
+ */
+void
+crtc_init(ScrnInfoPtr pScrn);
+
+
+/***********************************************************************
+ * xorg_output.c
+ */
+void
+output_init(ScrnInfoPtr pScrn);
+
+
+#endif /* _XORG_TRACKER_H_ */
diff --git a/src/gallium/state_trackers/xorg/xorg_winsys.h b/src/gallium/state_trackers/xorg/xorg_winsys.h
new file mode 100644
index 00000000000..d523080e90f
--- /dev/null
+++ b/src/gallium/state_trackers/xorg/xorg_winsys.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ * Author: Alan Hourihane <[email protected]>
+ * Author: Jakob Bornecrantz <[email protected]>
+ *
+ */
+
+/*
+ * File with all the junk needed to personalize the a xorg driver.
+ */
+
+#ifndef _XORG_WINSYS_H_
+#define _XORG_WINSYS_H_
+
+#include "xorg-server.h"
+#include "xf86.h"
+#include "xf86Resources.h"
+#include "pciaccess.h"
+
+#ifndef XSERVER_LIBPCIACCESS
+#error "libpciaccess needed"
+#endif
+
+void xorg_tracker_set_functions(ScrnInfoPtr scrn);
+const OptionInfoRec * xorg_tracker_available_options(int chipid, int busid);
+void xorg_tracker_loader_ref_sym_lists(void);
+
+#endif