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+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_probe.c,v 1.17 2003/02/07 20:41:15 martin Exp $ */
+/*
+ * Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario,
+ * Precision Insight, Inc., Cedar Park, Texas, and
+ * VA Linux Systems Inc., Fremont, California.
+ *
+ * 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 on 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 (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 ATI, PRECISION INSIGHT, VA LINUX
+ * SYSTEMS AND/OR THEIR 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/*
+ * Authors:
+ * Rickard E. Faith <faith@valinux.com>
+ * Kevin E. Martin <martin@valinux.com>
+ *
+ * Modified by Marc Aurele La France <tsi@xfree86.org> for ATI driver merge.
+ */
+
+#include "atimodule.h"
+#include "ativersion.h"
+
+#include "r128_probe.h"
+#include "r128_version.h"
+#include "atipciids.h"
+
+#include "xf86.h"
+#include "xf86_ansic.h"
+#include "xf86Resources.h"
+
+#include "r128_chipset.h"
+
+PciChipsets R128PciChipsets[] = {
+ { PCI_CHIP_RAGE128LE, PCI_CHIP_RAGE128LE, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128LF, PCI_CHIP_RAGE128LF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128MF, PCI_CHIP_RAGE128MF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128ML, PCI_CHIP_RAGE128ML, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PA, PCI_CHIP_RAGE128PA, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PB, PCI_CHIP_RAGE128PB, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PC, PCI_CHIP_RAGE128PC, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PD, PCI_CHIP_RAGE128PD, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PE, PCI_CHIP_RAGE128PE, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PF, PCI_CHIP_RAGE128PF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PG, PCI_CHIP_RAGE128PG, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PH, PCI_CHIP_RAGE128PH, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PI, PCI_CHIP_RAGE128PI, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PJ, PCI_CHIP_RAGE128PJ, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PK, PCI_CHIP_RAGE128PK, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PL, PCI_CHIP_RAGE128PL, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PM, PCI_CHIP_RAGE128PM, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PN, PCI_CHIP_RAGE128PN, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PO, PCI_CHIP_RAGE128PO, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PP, PCI_CHIP_RAGE128PP, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PQ, PCI_CHIP_RAGE128PQ, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PR, PCI_CHIP_RAGE128PR, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PS, PCI_CHIP_RAGE128PS, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PT, PCI_CHIP_RAGE128PT, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PU, PCI_CHIP_RAGE128PU, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PV, PCI_CHIP_RAGE128PV, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PW, PCI_CHIP_RAGE128PW, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128PX, PCI_CHIP_RAGE128PX, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128RE, PCI_CHIP_RAGE128RE, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128RF, PCI_CHIP_RAGE128RF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128RG, PCI_CHIP_RAGE128RG, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128RK, PCI_CHIP_RAGE128RK, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128RL, PCI_CHIP_RAGE128RL, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SE, PCI_CHIP_RAGE128SE, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SF, PCI_CHIP_RAGE128SF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SG, PCI_CHIP_RAGE128SG, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SH, PCI_CHIP_RAGE128SH, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SK, PCI_CHIP_RAGE128SK, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SL, PCI_CHIP_RAGE128SL, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SM, PCI_CHIP_RAGE128SM, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128SN, PCI_CHIP_RAGE128SN, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TF, PCI_CHIP_RAGE128TF, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TL, PCI_CHIP_RAGE128TL, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TR, PCI_CHIP_RAGE128TR, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TS, PCI_CHIP_RAGE128TS, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TT, PCI_CHIP_RAGE128TT, RES_SHARED_VGA },
+ { PCI_CHIP_RAGE128TU, PCI_CHIP_RAGE128TU, RES_SHARED_VGA },
+ { -1, -1, RES_UNDEFINED }
+};
+
+int gR128EntityIndex = -1;
+
+/* Return the options for supported chipset 'n'; NULL otherwise */
+const OptionInfoRec *
+R128AvailableOptions(int chipid, int busid)
+{
+ int i;
+
+ /*
+ * Return options defined in the r128 submodule which will have been
+ * loaded by this point.
+ */
+ if ((chipid >> 16) == PCI_VENDOR_ATI)
+ chipid -= PCI_VENDOR_ATI << 16;
+ for (i = 0; R128PciChipsets[i].PCIid > 0; i++) {
+ if (chipid == R128PciChipsets[i].PCIid)
+ return R128OptionsWeak();
+ }
+ return NULL;
+}
+
+/* Return the string name for supported chipset 'n'; NULL otherwise. */
+void
+R128Identify(int flags)
+{
+ xf86PrintChipsets(R128_NAME,
+ "Driver for ATI Rage 128 chipsets",
+ R128Chipsets);
+}
+
+/* Return TRUE if chipset is present; FALSE otherwise. */
+Bool
+R128Probe(DriverPtr drv, int flags)
+{
+ int numUsed;
+ int numDevSections, nATIGDev, nR128GDev;
+ int *usedChips;
+ GDevPtr *devSections, *ATIGDevs, *R128GDevs;
+ Bool foundScreen = FALSE;
+ int i;
+
+ if (!xf86GetPciVideoInfo()) return FALSE;
+
+ /* Collect unclaimed device sections for both driver names */
+ nATIGDev = xf86MatchDevice(ATI_NAME, &ATIGDevs);
+ nR128GDev = xf86MatchDevice(R128_NAME, &R128GDevs);
+
+ if (!(numDevSections = nATIGDev + nR128GDev)) return FALSE;
+
+ if (!ATIGDevs) {
+ if (!(devSections = R128GDevs))
+ numDevSections = 1;
+ else
+ numDevSections = nR128GDev;
+ } if (!R128GDevs) {
+ devSections = ATIGDevs;
+ numDevSections = nATIGDev;
+ } else {
+ /* Combine into one list */
+ devSections = xnfalloc((numDevSections + 1) * sizeof(GDevPtr));
+ (void)memcpy(devSections,
+ ATIGDevs, nATIGDev * sizeof(GDevPtr));
+ (void)memcpy(devSections + nATIGDev,
+ R128GDevs, nR128GDev * sizeof(GDevPtr));
+ devSections[numDevSections] = NULL;
+ xfree(ATIGDevs);
+ xfree(R128GDevs);
+ }
+
+ numUsed = xf86MatchPciInstances(R128_NAME,
+ PCI_VENDOR_ATI,
+ R128Chipsets,
+ R128PciChipsets,
+ devSections,
+ numDevSections,
+ drv,
+ &usedChips);
+
+ if (numUsed<=0) return FALSE;
+
+ if (flags & PROBE_DETECT)
+ foundScreen = TRUE;
+ else for (i = 0; i < numUsed; i++) {
+ ScrnInfoPtr pScrn;
+ EntityInfoPtr pEnt;
+
+ pScrn = NULL;
+ if((pScrn = xf86ConfigPciEntity(pScrn, 0, usedChips[i],
+ R128PciChipsets, 0, 0, 0, 0, 0)))
+ {
+
+#ifdef XFree86LOADER
+
+ if (!xf86LoadSubModule(pScrn, "r128")) {
+ xf86Msg(X_ERROR,
+ R128_NAME ": Failed to load \"r128\" module.\n");
+ xf86DeleteScreen(pScrn->scrnIndex, 0);
+ continue;
+ }
+
+ xf86LoaderReqSymLists(R128Symbols, NULL);
+
+#endif
+
+ pScrn->Probe = R128Probe;
+ R128FillInScreenInfo(pScrn);
+
+ foundScreen = TRUE;
+
+ pEnt = xf86GetEntityInfo(usedChips[i]);
+
+ /* mobility cards support Dual-Head, mark the entity as sharable*/
+ if(pEnt->chipset == PCI_CHIP_RAGE128LE ||
+ pEnt->chipset == PCI_CHIP_RAGE128LF ||
+ pEnt->chipset == PCI_CHIP_RAGE128MF ||
+ pEnt->chipset == PCI_CHIP_RAGE128ML)
+ {
+ static int instance = 0;
+ DevUnion* pPriv;
+
+ xf86SetEntitySharable(usedChips[i]);
+ xf86SetEntityInstanceForScreen(pScrn,
+ pScrn->entityList[0], instance);
+
+ if(gR128EntityIndex < 0)
+ {
+ gR128EntityIndex = xf86AllocateEntityPrivateIndex();
+ pPriv = xf86GetEntityPrivate(pScrn->entityList[0],
+ gR128EntityIndex);
+
+ if (!pPriv->ptr)
+ {
+ R128EntPtr pR128Ent;
+ pPriv->ptr = xnfcalloc(sizeof(R128EntRec), 1);
+ pR128Ent = pPriv->ptr;
+ pR128Ent->IsDRIEnabled = FALSE;
+ pR128Ent->BypassSecondary = FALSE;
+ pR128Ent->HasSecondary = FALSE;
+ pR128Ent->IsSecondaryRestored = FALSE;
+ }
+ }
+ instance++;
+ }
+ xfree(pEnt);
+ }
+ }
+
+ xfree(usedChips);
+ xfree(devSections);
+
+ return foundScreen;
+}