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Diffstat (limited to 'src/ast_vgatool.c')
-rw-r--r--src/ast_vgatool.c274
1 files changed, 270 insertions, 4 deletions
diff --git a/src/ast_vgatool.c b/src/ast_vgatool.c
index 91a6a1d..9319d58 100644
--- a/src/ast_vgatool.c
+++ b/src/ast_vgatool.c
@@ -68,6 +68,7 @@ void vSetStartAddressCRT1(ASTRecPtr pAST, ULONG base);
void vASTLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices, LOCO *colors, VisualPtr pVisual);
void ASTDisplayPowerManagementSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags);
Bool GetVGA2EDID(ScrnInfoPtr pScrn, unsigned char *pEDIDBuffer);
+void vInitDRAMReg(ScrnInfoPtr pScrn);
void
vASTOpenKey(ScrnInfoPtr pScrn)
@@ -176,20 +177,23 @@ GetMaxDCLK(ScrnInfoPtr pScrn)
/* Get Bandwidth */
/* Modify DARM utilization to 60% for AST1100/2100 16bits DRAM, ycchen@032508 */
- if ( ((pAST->jChipType == AST2100) || (pAST->jChipType == AST1100)) && (ulDRAMBusWidth == 16) )
+ if ( ((pAST->jChipType == AST2100) || (pAST->jChipType == AST1100) || (pAST->jChipType == AST2200) || (pAST->jChipType == AST2150)) && (ulDRAMBusWidth == 16) )
DRAMEfficiency = 600;
ulDRAMBandwidth = ulMCLK * ulDRAMBusWidth * 2 / 8;
ActualDRAMBandwidth = ulDRAMBandwidth * DRAMEfficiency / 1000;
- /* Get Max DCLK */
+ /* Get Max DCLK */
+ /* Fixed Fixed KVM + CRT threshold issue on AST2100 8bpp modes, ycchen@100708 */
GetIndexRegMask(CRTC_PORT, 0xD0, 0xFF, jReg);
- if (jReg & 0x08)
+ if ((jReg & 0x08) && (pAST->jChipType == AST2000))
ulDCLK = ActualDRAMBandwidth / ((pScrn->bitsPerPixel+1+16) / 8);
+ else if ((jReg & 0x08) && (pScrn->bitsPerPixel == 8))
+ ulDCLK = ActualDRAMBandwidth / ((pScrn->bitsPerPixel+1+24) / 8);
else
ulDCLK = ActualDRAMBandwidth / ((pScrn->bitsPerPixel+1) / 8);
/* Add for AST2100, ycchen@061807 */
- if (pAST->jChipType == AST2100)
+ if ((pAST->jChipType == AST2100) || (pAST->jChipType == AST2200))
if (ulDCLK > 200) ulDCLK = 200;
else
if (ulDCLK > 165) ulDCLK = 165;
@@ -203,6 +207,7 @@ GetChipType(ScrnInfoPtr pScrn)
{
ASTRecPtr pAST = ASTPTR(pScrn);
ULONG ulData;
+ UCHAR jReg;
pAST->jChipType = AST2100;
@@ -211,8 +216,34 @@ GetChipType(ScrnInfoPtr pScrn)
ulData = *(ULONG *) (pAST->MMIOVirtualAddr + 0x1207c);
+#if 0
if ((ulData & 0x0300) == 0x0200)
pAST->jChipType = AST1100;
+#endif
+ switch (ulData & 0x0300)
+ {
+ case 0x0200:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AST1100 Detected.\n");
+ pAST->jChipType = AST1100;
+ break;
+ case 0x0100:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AST2200 Detected.\n");
+ pAST->jChipType = AST2200;
+ break;
+ case 0x0000:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AST2150 Detected.\n");
+ pAST->jChipType = AST2150;
+ break;
+ default:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AST2100 Detected.\n");
+ pAST->jChipType = AST2100;
+ }
+
+ /* VGA2 Clone Support */
+ GetIndexRegMask(CRTC_PORT, 0x90, 0xFF, jReg);
+ if (jReg & 0x10)
+ pAST->VGA2Clone = TRUE;
+
}
void
@@ -438,3 +469,238 @@ GetVGA2EDID(ScrnInfoPtr pScrn, unsigned char *pEDIDBuffer)
return (TRUE);
} /* GetVGA2EDID */
+
+typedef struct _AST_DRAMStruct {
+
+ USHORT Index;
+ ULONG Data;
+
+} AST_DRAMStruct, *PAST_DRAMStruct;
+
+AST_DRAMStruct AST2000DRAMTableData[] = {
+ { 0x0108, 0x00000000 },
+ { 0x0120, 0x00004a21 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xFFFFFFFF },
+ { 0x0004, 0x00000089 },
+ { 0x0008, 0x22331353 },
+ { 0x000C, 0x0d07000b },
+ { 0x0010, 0x11113333 },
+ { 0x0020, 0x00110350 },
+ { 0x0028, 0x1e0828f0 },
+ { 0x0024, 0x00000001 },
+ { 0x001C, 0x00000000 },
+ { 0x0014, 0x00000003 },
+ { 0xFF00, 0x00000043 },
+ { 0x0018, 0x00000131 },
+ { 0x0014, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x0018, 0x00000031 },
+ { 0x0014, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x0028, 0x1e0828f1 },
+ { 0x0024, 0x00000003 },
+ { 0x002C, 0x1f0f28fb },
+ { 0x0030, 0xFFFFFE01 },
+ { 0xFFFF, 0xFFFFFFFF }
+};
+
+AST_DRAMStruct AST1100DRAMTableData[] = {
+ { 0x2000, 0x1688a8a8 },
+ { 0x2020, 0x000041f0 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xfc600309 },
+ { 0x006C, 0x00909090 },
+ { 0x0064, 0x00050000 },
+ { 0x0004, 0x00000585 },
+ { 0x0008, 0x0011030f },
+ { 0x0010, 0x22201724 },
+ { 0x0018, 0x1e29011a },
+ { 0x0020, 0x00c82222 },
+ { 0x0014, 0x01001523 },
+ { 0x001C, 0x1024010d },
+ { 0x0024, 0x00cb2522 },
+ { 0x0038, 0xffffff82 },
+ { 0x003C, 0x00000000 },
+ { 0x0040, 0x00000000 },
+ { 0x0044, 0x00000000 },
+ { 0x0048, 0x00000000 },
+ { 0x004C, 0x00000000 },
+ { 0x0050, 0x00000000 },
+ { 0x0054, 0x00000000 },
+ { 0x0058, 0x00000000 },
+ { 0x005C, 0x00000000 },
+ { 0x0060, 0x032aa02a },
+ { 0x0064, 0x002d3000 },
+ { 0x0068, 0x00000000 },
+ { 0x0070, 0x00000000 },
+ { 0x0074, 0x00000000 },
+ { 0x0078, 0x00000000 },
+ { 0x007C, 0x00000000 },
+ { 0x0034, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x002C, 0x00000732 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000005 },
+ { 0x0028, 0x00000007 },
+ { 0x0028, 0x00000003 },
+ { 0x0028, 0x00000001 },
+ { 0x000C, 0x00005a08 },
+ { 0x002C, 0x00000632 },
+ { 0x0028, 0x00000001 },
+ { 0x0030, 0x000003c0 },
+ { 0x0028, 0x00000003 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000003 },
+ { 0x000C, 0x00005a21 },
+ { 0x0034, 0x00007c03 },
+ { 0x0120, 0x00004c41 },
+ { 0xffff, 0xffffffff },
+};
+
+AST_DRAMStruct AST2100DRAMTableData[] = {
+ { 0x2000, 0x1688a8a8 },
+ { 0x2020, 0x00004120 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xfc600309 },
+ { 0x006C, 0x00909090 },
+ { 0x0064, 0x00070000 },
+ { 0x0004, 0x00000489 },
+ { 0x0008, 0x0011030f },
+ { 0x0010, 0x32302926 },
+ { 0x0018, 0x274c0122 },
+ { 0x0020, 0x00ce2222 },
+ { 0x0014, 0x01001523 },
+ { 0x001C, 0x1024010d },
+ { 0x0024, 0x00cb2522 },
+ { 0x0038, 0xffffff82 },
+ { 0x003C, 0x00000000 },
+ { 0x0040, 0x00000000 },
+ { 0x0044, 0x00000000 },
+ { 0x0048, 0x00000000 },
+ { 0x004C, 0x00000000 },
+ { 0x0050, 0x00000000 },
+ { 0x0054, 0x00000000 },
+ { 0x0058, 0x00000000 },
+ { 0x005C, 0x00000000 },
+ { 0x0060, 0x0f2aa02a },
+ { 0x0064, 0x003f3005 },
+ { 0x0068, 0x02020202 },
+ { 0x0070, 0x00000000 },
+ { 0x0074, 0x00000000 },
+ { 0x0078, 0x00000000 },
+ { 0x007C, 0x00000000 },
+ { 0x0034, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x002C, 0x00000942 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000005 },
+ { 0x0028, 0x00000007 },
+ { 0x0028, 0x00000003 },
+ { 0x0028, 0x00000001 },
+ { 0x000C, 0x00005a08 },
+ { 0x002C, 0x00000842 },
+ { 0x0028, 0x00000001 },
+ { 0x0030, 0x000003c0 },
+ { 0x0028, 0x00000003 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000003 },
+ { 0x000C, 0x00005a21 },
+ { 0x0034, 0x00007c03 },
+ { 0x0120, 0x00005061 },
+ { 0xffff, 0xffffffff },
+};
+
+void vInitDRAMReg(ScrnInfoPtr pScrn)
+{
+ AST_DRAMStruct *pjDRAMRegInfo;
+ ASTRecPtr pAST = ASTPTR(pScrn);
+ ULONG i, ulTemp;
+ UCHAR jReg;
+
+ GetIndexRegMask(CRTC_PORT, 0xD0, 0xFF, jReg);
+
+ if ((jReg & 0x80) == 0) /* VGA only */
+ {
+ if (pAST->jChipType == AST2000)
+ {
+ pjDRAMRegInfo = AST2000DRAMTableData;
+
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0xF004) = 0x1e6e0000;
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0xF000) = 0x1;
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x10100) = 0xa8;
+
+ do {
+ ;
+ } while (*(volatile ULONG *) (pAST->MMIOVirtualAddr + 0x10100) != 0xa8);
+
+ }
+ else /* AST2100/1100 */
+ {
+ GetChipType(pScrn);
+
+ if ((pAST->jChipType == AST2100) || (pAST->jChipType == AST2200))
+ pjDRAMRegInfo = AST2100DRAMTableData;
+ else
+ pjDRAMRegInfo = AST1100DRAMTableData;
+
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0xF004) = 0x1e6e0000;
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0xF000) = 0x1;
+
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x12000) = 0x1688A8A8;
+ do {
+ ;
+ } while (*(volatile ULONG *) (pAST->MMIOVirtualAddr + 0x12000) != 0x01);
+
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x10000) = 0xFC600309;
+ do {
+ ;
+ } while (*(volatile ULONG *) (pAST->MMIOVirtualAddr + 0x10000) != 0x01);
+
+ }
+
+ while (pjDRAMRegInfo->Index != 0xFFFF)
+ {
+ if (pjDRAMRegInfo->Index == 0xFF00) /* Delay function */
+ {
+ for (i=0; i<15; i++)
+ xf86UDelay(pjDRAMRegInfo->Data);
+ }
+ else if ( (pjDRAMRegInfo->Index == 0x0004) && (pAST->jChipType != AST2000) )
+ {
+ ulTemp = *(ULONG *) (pAST->MMIOVirtualAddr + 0x12070);
+ ulTemp &= 0x0000000C;
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x10000 + pjDRAMRegInfo->Index) = (pjDRAMRegInfo->Data | ulTemp);
+ }
+ else
+ {
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x10000 + pjDRAMRegInfo->Index) = pjDRAMRegInfo->Data;
+ }
+ pjDRAMRegInfo++;
+ }
+
+ switch (pAST->jChipType)
+ {
+ case AST2000:
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x10140) |= 0x40;
+ break;
+
+ case AST1100:
+ case AST2100:
+ case AST2200:
+ case AST2150:
+ ulTemp = *(ULONG *) (pAST->MMIOVirtualAddr + 0x1200c);
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x1200c) = (ulTemp & 0xFFFFFFFD);
+
+ *(ULONG *) (pAST->MMIOVirtualAddr + 0x12040) |= 0x40;
+ break;
+ }
+
+ } /* Init DRAM */
+
+ /* wait ready */
+ do {
+ GetIndexRegMask(CRTC_PORT, 0xD0, 0xFF, jReg);
+ } while ((jReg & 0x40) == 0);
+
+} /* vInitDRAMReg */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 18:09:24 +0000