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Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_driver.c')
-rw-r--r--src/gallium/state_trackers/xorg/xorg_driver.c695
1 files changed, 695 insertions, 0 deletions
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 <alanh@tungstengraphics.com>
+ * Author: Jakob Bornecrantz <wallbraker@gmail.com>
+ *
+ */
+
+
+#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: */