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-rw-r--r--src/radeon_driver.c198
1 files changed, 106 insertions, 92 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c
index 71ed7f10..d6a635e6 100644
--- a/src/radeon_driver.c
+++ b/src/radeon_driver.c
@@ -1,5 +1,5 @@
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c,v 1.117 2004/02/19 22:38:12 tsi Exp $ */
-/* $XdotOrg: driver/xf86-video-ati/src/radeon_driver.c,v 1.92.2.4 2006/03/12 05:03:22 benh Exp $ */
+/* $XdotOrg: driver/xf86-video-ati/src/radeon_driver.c,v 1.92.2.5 2006/03/12 06:57:12 benh Exp $ */
/*
* Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
* VA Linux Systems Inc., Fremont, California.
@@ -2465,23 +2465,121 @@ static CARD32 RADEONGetAccessibleVRAM(ScrnInfoPtr pScrn)
return aper_size;
}
+static Bool RADEONPreInitVRAM(ScrnInfoPtr pScrn)
+{
+ RADEONInfoPtr info = RADEONPTR(pScrn);
+ EntityInfoPtr pEnt = info->pEnt;
+ GDevPtr dev = pEnt->device;
+ unsigned char *RADEONMMIO = info->MMIO;
+ MessageType from = X_PROBED;
+
+ if (info->FBDev)
+ pScrn->videoRam = fbdevHWGetVidmem(pScrn) / 1024;
+ else if ((info->ChipFamily == CHIP_FAMILY_RS100) ||
+ (info->ChipFamily == CHIP_FAMILY_RS200) ||
+ (info->ChipFamily == CHIP_FAMILY_RS300)) {
+ CARD32 tom = INREG(RADEON_NB_TOM);
+
+ pScrn->videoRam = (((tom >> 16) -
+ (tom & 0xffff) + 1) << 6);
+
+ OUTREG(RADEON_CONFIG_MEMSIZE, pScrn->videoRam * 1024);
+ } else {
+ CARD32 accessible;
+ CARD32 bar_size;
+
+ /* Read VRAM size from card */
+ pScrn->videoRam = INREG(RADEON_CONFIG_MEMSIZE) / 1024;
+
+ /* Some production boards of m6 will return 0 if it's 8 MB */
+ if (pScrn->videoRam == 0) {
+ pScrn->videoRam = 8192;
+ OUTREG(RADEON_CONFIG_MEMSIZE, 0x800000);
+ }
+
+ /* Get accessible memory */
+ accessible = RADEONGetAccessibleVRAM(pScrn);
+
+ /* Crop it to the size of the PCI BAR */
+ bar_size = (1ul << info->PciInfo->size[0]) / 1024;
+ if (bar_size == 0)
+ bar_size = 0x20000;
+ if (accessible > bar_size)
+ accessible = bar_size;
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Detected total video RAM=%dK, accessible=%dK "
+ "(PCI BAR=%dK)\n",
+ pScrn->videoRam, accessible, bar_size);
+ if (pScrn->videoRam > accessible)
+ pScrn->videoRam = accessible;
+ }
+
+ info->MemCntl = INREG(RADEON_SDRAM_MODE_REG);
+ info->BusCntl = INREG(RADEON_BUS_CNTL);
+
+ RADEONGetVRamType(pScrn);
+
+ if (dev->videoRam) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Video RAM override, using %d kB instead of %d kB\n",
+ dev->videoRam,
+ pScrn->videoRam);
+ from = X_CONFIG;
+ pScrn->videoRam = dev->videoRam;
+ }
+
+ xf86DrvMsg(pScrn->scrnIndex, from,
+ "Mapped VideoRAM: %d kByte (%d bit %s SDRAM)\n", pScrn->videoRam, info->RamWidth, info->IsDDR?"DDR":"SDR");
+
+ /* FIXME: For now, split FB into two equal sections. This should
+ * be able to be adjusted by user with a config option. */
+ if (info->IsPrimary) {
+ pScrn->videoRam /= 2;
+ info->MergedFB = FALSE;
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %dk of videoram for primary head\n",
+ pScrn->videoRam);
+ }
+
+ if (info->IsSecondary) {
+ pScrn->videoRam /= 2;
+ info->LinearAddr += pScrn->videoRam * 1024;
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %dk of videoram for secondary head\n",
+ pScrn->videoRam);
+ }
+
+ pScrn->videoRam &= ~1023;
+ info->FbMapSize = pScrn->videoRam * 1024;
+
+ /* if the card is PCI Express reserve the last 32k for the gart table */
+#ifdef XF86DRI
+ if (info->cardType == CARD_PCIE && info->directRenderingEnabled)
+ info->FbSecureSize = RADEON_PCIGART_TABLE_SIZE;
+ else
+#endif
+ info->FbSecureSize = 0;
+}
+
+
/* This is called by RADEONPreInit to handle config file overrides for
* things like chipset and memory regions. Also determine memory size
* and type. If memory type ever needs an override, put it in this
* routine.
*/
-static Bool RADEONPreInitConfig(ScrnInfoPtr pScrn)
+static Bool RADEONPreInitChipType(ScrnInfoPtr pScrn)
{
RADEONInfoPtr info = RADEONPTR(pScrn);
EntityInfoPtr pEnt = info->pEnt;
GDevPtr dev = pEnt->device;
- MessageType from;
unsigned char *RADEONMMIO = info->MMIO;
+ MessageType from = X_PROBED;
#ifdef XF86DRI
const char *s;
#endif
- /* Chipset */
+ /* Chipset */
from = X_PROBED;
if (dev->chipset && *dev->chipset) {
info->Chipset = xf86StringToToken(RADEONChipsets, dev->chipset);
@@ -2757,7 +2855,6 @@ static Bool RADEONPreInitConfig(ScrnInfoPtr pScrn)
info->HasCRTC2 = FALSE;
}
- /* Framebuffer */
from = X_PROBED;
info->LinearAddr = info->PciInfo->memBase[0] & 0xfe000000;
@@ -2794,49 +2891,6 @@ static Bool RADEONPreInitConfig(ScrnInfoPtr pScrn)
}
/* Read registers used to determine options */
- from = X_PROBED;
- if (info->FBDev)
- pScrn->videoRam = fbdevHWGetVidmem(pScrn) / 1024;
- else if ((info->ChipFamily == CHIP_FAMILY_RS100) ||
- (info->ChipFamily == CHIP_FAMILY_RS200) ||
- (info->ChipFamily == CHIP_FAMILY_RS300)) {
- CARD32 tom = INREG(RADEON_NB_TOM);
-
- pScrn->videoRam = (((tom >> 16) -
- (tom & 0xffff) + 1) << 6);
-
- OUTREG(RADEON_CONFIG_MEMSIZE, pScrn->videoRam * 1024);
- } else {
- CARD32 accessible;
- CARD32 bar_size;
-
- /* Read VRAM size from card */
- pScrn->videoRam = INREG(RADEON_CONFIG_MEMSIZE) / 1024;
-
- /* Some production boards of m6 will return 0 if it's 8 MB */
- if (pScrn->videoRam == 0) {
- pScrn->videoRam = 8192;
- OUTREG(RADEON_CONFIG_MEMSIZE, 0x800000);
- }
-
- /* Get accessible memory */
- accessible = RADEONGetAccessibleVRAM(pScrn);
-
- /* Crop it to the size of the PCI BAR */
- bar_size = (1ul << info->PciInfo->size[0]) / 1024;
- if (bar_size == 0)
- bar_size = 0x20000;
- if (accessible > bar_size)
- accessible = bar_size;
-
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Detected total video RAM=%dK, accessible=%dK "
- "(PCI BAR=%dK)\n",
- pScrn->videoRam, accessible, bar_size);
- if (pScrn->videoRam > accessible)
- pScrn->videoRam = accessible;
- }
-
/* Check chip errata */
info->ChipErrata = 0;
@@ -2854,45 +2908,6 @@ static Bool RADEONPreInitConfig(ScrnInfoPtr pScrn)
info->ChipFamily == CHIP_FAMILY_RS200)
info->ChipErrata |= CHIP_ERRATA_PLL_DELAY;
- info->MemCntl = INREG(RADEON_SDRAM_MODE_REG);
- info->BusCntl = INREG(RADEON_BUS_CNTL);
-
- RADEONGetVRamType(pScrn);
-
- if (dev->videoRam) {
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Video RAM override, using %d kB instead of %d kB\n",
- dev->videoRam,
- pScrn->videoRam);
- from = X_CONFIG;
- pScrn->videoRam = dev->videoRam;
- }
-
- xf86DrvMsg(pScrn->scrnIndex, from,
- "Mapped VideoRAM: %d kByte (%d bit %s SDRAM)\n", pScrn->videoRam, info->RamWidth, info->IsDDR?"DDR":"SDR");
-
- /* FIXME: For now, split FB into two equal sections. This should
- * be able to be adjusted by user with a config option. */
- if (info->IsPrimary) {
- pScrn->videoRam /= 2;
- info->MergedFB = FALSE;
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %dk of videoram for primary head\n",
- pScrn->videoRam);
- }
-
- if (info->IsSecondary) {
- pScrn->videoRam /= 2;
- info->LinearAddr += pScrn->videoRam * 1024;
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %dk of videoram for secondary head\n",
- pScrn->videoRam);
- }
-
- pScrn->videoRam &= ~1023;
- info->FbMapSize = pScrn->videoRam * 1024;
- info->FbSecureSize = 0;
-
#ifdef XF86DRI
/* AGP/PCI */
/* Proper autodetection of an AGP capable device requires examining
@@ -2976,10 +2991,6 @@ static Bool RADEONPreInitConfig(ScrnInfoPtr pScrn)
"Invalid BusType option, using detected type\n");
}
}
-
- /* if the card is PCI Express reserve the last 32k for the gart table */
- if (info->cardType == CARD_PCIE)
- info->FbSecureSize = RADEON_PCIGART_TABLE_SIZE;
#endif
xf86GetOptValBool(info->Options, OPTION_SHOWCACHE, &info->showCache);
if (info->showCache)
@@ -5059,6 +5070,9 @@ _X_EXPORT Bool RADEONPreInit(ScrnInfoPtr pScrn, int flags)
RADEONPostInt10Check(pScrn, int10_save);
+ if (!RADEONPreInitChipType(pScrn))
+ goto fail;
+
#ifdef XF86DRI
/* PreInit DRI first of all since we need that for getting a proper
* memory map
@@ -5066,7 +5080,7 @@ _X_EXPORT Bool RADEONPreInit(ScrnInfoPtr pScrn, int flags)
info->directRenderingEnabled = RADEONPreInitDRI(pScrn);
#endif
- if (!RADEONPreInitConfig(pScrn))
+ if (!RADEONPreInitVRAM(pScrn))
goto fail;
RADEONPreInitColorTiling(pScrn);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 11:46:55 +0000