patch-2.4.15 linux/drivers/video/sis/init301.c

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diff -u --recursive --new-file v2.4.14/linux/drivers/video/sis/init301.c linux/drivers/video/sis/init301.c
@@ -0,0 +1,6001 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/sis/init301.c,v 1.3 2000/12/02 01:16:16 dawes Exp $ */
+
+#include "init301.h"
+#ifdef CONFIG_FB_SIS_300
+#include "oem300.h"
+#endif
+#ifdef CONFIG_FB_SIS_315
+#include "oem310.h"
+#endif
+
+BOOLEAN
+SiS_SetCRT2Group301 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		     PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT ModeIdIndex;
+	USHORT RefreshRateTableIndex;
+
+	SiS_SetFlag = SiS_SetFlag | ProgrammingCRT2;
+	SiS_SearchModeID (ROMAddr, ModeNo, &ModeIdIndex);
+	SiS_SelectCRT2Rate = 4;
+	RefreshRateTableIndex =
+	    SiS_GetRatePtrCRT2 (ROMAddr, ModeNo, ModeIdIndex);
+	SiS_SaveCRT2Info (ModeNo);
+	SiS_DisableBridge (HwDeviceExtension, BaseAddr);
+	SiS_UnLockCRT2 (HwDeviceExtension, BaseAddr);
+	SiS_SetCRT2ModeRegs (BaseAddr, ModeNo, HwDeviceExtension);
+	if (SiS_VBInfo & DisableCRT2Display) {
+		SiS_LockCRT2 (HwDeviceExtension, BaseAddr);
+		SiS_DisplayOn ();
+		return (FALSE);
+	}
+/* SetDefCRT2ExtRegs(BaseAddr);   */
+	SiS_GetCRT2Data (ROMAddr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+		SiS_GetLVDSDesData (ROMAddr, ModeNo, ModeIdIndex,
+				    RefreshRateTableIndex);
+	}
+	/*end 301b */
+	if (SiS_IF_DEF_LVDS == 1) {
+		SiS_GetLVDSDesData (ROMAddr, ModeNo, ModeIdIndex,
+				    RefreshRateTableIndex);
+	}
+
+	SiS_SetGroup1 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+		       HwDeviceExtension, RefreshRateTableIndex);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA) && (SiS_IF_DEF_LVDS == 0)) {
+	} else if (SiS_IF_DEF_LVDS == 0 && (!(SiS_VBInfo & SetCRT2ToLCDA))) {
+		SiS_SetGroup2 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+			       RefreshRateTableIndex, HwDeviceExtension);
+		SiS_SetGroup3 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+			       HwDeviceExtension);
+		SiS_SetGroup4 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+			       RefreshRateTableIndex, HwDeviceExtension);
+		SiS_SetGroup5 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex);
+	} else {
+		if (SiS_IF_DEF_CH7005 == 1) {
+			SiS_SetCHTVReg (ROMAddr, ModeNo, ModeIdIndex,
+					RefreshRateTableIndex);
+		}
+		SiS_ModCRT1CRTC (ROMAddr, ModeNo, ModeIdIndex,
+				 RefreshRateTableIndex);
+		SiS_SetCRT2ECLK (ROMAddr, ModeNo, ModeIdIndex,
+				 RefreshRateTableIndex, HwDeviceExtension);
+	}
+
+#ifdef CONFIG_FB_SIS_300
+	if ((HwDeviceExtension->jChipType == SIS_540) ||
+	    (HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730) ||
+	    (HwDeviceExtension->jChipType == SIS_300))
+		SiS_OEM300Setting (HwDeviceExtension, BaseAddr, ROMAddr,
+				   ModeNo);
+
+#endif
+
+#ifdef CONFIG_FB_SIS_315
+	if ((HwDeviceExtension->jChipType == SIS_315H) ||	/* 05/02/01 ynlai for sis550 */
+	    (HwDeviceExtension->jChipType == SIS_315PRO) ||
+	    (HwDeviceExtension->jChipType == SIS_550) ||	/* 05/02/01 ynlai for 550 */
+	    (HwDeviceExtension->jChipType == SIS_640) ||	/* 08/20/01 chiawen for 640/740 */
+	    (HwDeviceExtension->jChipType == SIS_740)) {	/* 09/03/01 chiawen for 640/740 */
+		SiS_OEM310Setting (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo,
+				   ModeIdIndex);
+		SiS_CRT2AutoThreshold (BaseAddr);
+	}
+#endif
+
+	SiS_EnableBridge (HwDeviceExtension, BaseAddr);
+	SiS_DisplayOn ();
+	SiS_LockCRT2 (HwDeviceExtension, BaseAddr);
+	return 1;
+}
+
+void
+SiS_SetGroup1 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+	       USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension,
+	       USHORT RefreshRateTableIndex)
+{
+	USHORT temp = 0, tempax = 0, tempbx = 0, tempcx = 0;
+	USHORT pushbx = 0, CRT1Index = 0;
+	USHORT modeflag, resinfo = 0;
+
+	if (ModeNo <= 0x13) {
+	} else {
+		CRT1Index = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
+		CRT1Index = CRT1Index & 0x3F;
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+	}
+
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+	} else {
+		SiS_SetCRT2Offset (SiS_Part1Port, ROMAddr, ModeNo, ModeIdIndex,
+				   RefreshRateTableIndex, HwDeviceExtension);
+		if (HwDeviceExtension->jChipType < SIS_315H)	/* 300 series */
+			SiS_SetCRT2FIFO (SiS_Part1Port, ROMAddr, ModeNo,
+					 HwDeviceExtension);
+		else		/* 310 series */
+			SiS_SetCRT2FIFO2 (SiS_Part1Port, ROMAddr, ModeNo,
+					  HwDeviceExtension);
+
+		SiS_SetCRT2Sync (BaseAddr, ROMAddr, ModeNo,
+				 RefreshRateTableIndex);
+	}
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+	}
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+		SiS_SetGroup1_LCDA (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+				    HwDeviceExtension, RefreshRateTableIndex);
+	}
+	/*end 301b */
+	else if (HwDeviceExtension->jChipType < SIS_315H) {	/* 300 series */
+		temp = (SiS_VGAHT - 1) & 0x0FF;	/* BTVGA2HT 0x08,0x09 */
+		SiS_SetReg1 (SiS_Part1Port, 0x08, temp);
+		temp = (((SiS_VGAHT - 1) & 0xFF00) >> 8) << 4;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x09, ~0x0F0, temp);
+
+		temp = (SiS_VGAHDE + 12) & 0x0FF;	/* BTVGA2HDEE 0x0A,0x0C */
+		SiS_SetReg1 (SiS_Part1Port, 0x0A, temp);
+
+		pushbx = SiS_VGAHDE + 12;	/* bx  BTVGA@HRS 0x0B,0x0C */
+		tempcx = (SiS_VGAHT - SiS_VGAHDE) >> 2;	/* cx */
+		tempbx = pushbx + tempcx;
+		tempcx = tempcx << 1;
+		tempcx = tempcx + tempbx;
+
+		if (SiS_IF_DEF_LVDS == 0) {
+			if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+				tempbx = SiS_CRT1Table[CRT1Index].CR[4];
+				tempbx =
+				    tempbx |
+				    ((SiS_CRT1Table[CRT1Index].CR[14] & 0xC0) <<
+				     2);
+				tempbx = (tempbx - 1) << 3;
+				tempcx = SiS_CRT1Table[CRT1Index].CR[5];
+				tempcx = tempcx & 0x1F;
+				temp = SiS_CRT1Table[CRT1Index].CR[15];
+				temp = (temp & 0x04) << (6 - 2);
+				tempcx = ((tempcx | temp) - 1) << 3;
+			}
+		}
+		/*add for hardware request */
+		if ((SiS_VBInfo & SetCRT2ToTV) && (resinfo == 0x08)) {
+			if (SiS_VBInfo & SetPALTV) {
+				tempbx = 1040;
+				tempcx = 1042;
+			} else {
+				tempbx = 1040;
+				tempcx = 1042;
+			}
+		}
+
+		temp = tempbx & 0x00FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x0B, temp);
+
+	} else {		/* 310 series */
+
+		if (modeflag & HalfDCLK) {	/* for low resolution mode */
+			temp = (SiS_VGAHT / 2 - 1) & 0x0FF;	/* BTVGA2HT 0x08,0x09 */
+			SiS_SetReg1 (SiS_Part1Port, 0x08, temp);
+			temp = (((SiS_VGAHT / 2 - 1) & 0xFF00) >> 8) << 4;
+			SiS_SetRegANDOR (SiS_Part1Port, 0x09, ~0x0F0, temp);
+			temp = (SiS_VGAHDE / 2 + 16) & 0x0FF;	/* BTVGA2HDEE 0x0A,0x0C */
+			SiS_SetReg1 (SiS_Part1Port, 0x0A, temp);
+
+			pushbx = SiS_VGAHDE / 2 + 16;
+			tempcx = ((SiS_VGAHT - SiS_VGAHDE) / 2) >> 2;	/* cx */
+			tempbx = pushbx + tempcx;	/* bx  BTVGA@HRS 0x0B,0x0C */
+			tempcx = tempcx + tempbx;
+
+			if (SiS_IF_DEF_LVDS == 0) {
+				if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+					tempbx = SiS_CRT1Table[CRT1Index].CR[4];
+					tempbx =
+					    tempbx |
+					    ((SiS_CRT1Table
+					      [CRT1Index].CR[14] & 0xC0) << 2);
+					tempbx = (tempbx - 3) << 3;	/*(VGAHRS-3)*8 */
+					tempcx = SiS_CRT1Table[CRT1Index].CR[5];
+					tempcx = tempcx & 0x1F;
+					temp = SiS_CRT1Table[CRT1Index].CR[15];
+					temp = (temp & 0x04) << (5 - 2);	/*VGAHRE D[5] */
+					tempcx = ((tempcx | temp) - 3) << 3;	/* (VGAHRE-3)*8 */
+				}
+			}
+			tempbx += 4;
+			tempcx += 4;
+			if (tempcx > (SiS_VGAHT / 2))
+				tempcx = SiS_VGAHT / 2;
+			temp = tempbx & 0x00FF;
+			SiS_SetReg1 (SiS_Part1Port, 0x0B, temp);
+
+		} else {
+			temp = (SiS_VGAHT - 1) & 0x0FF;	/* BTVGA2HT 0x08,0x09 */
+			SiS_SetReg1 (SiS_Part1Port, 0x08, temp);
+			temp = (((SiS_VGAHT - 1) & 0xFF00) >> 8) << 4;
+			SiS_SetRegANDOR (SiS_Part1Port, 0x09, ~0x0F0, temp);
+			temp = (SiS_VGAHDE + 16) & 0x0FF;	/* BTVGA2HDEE 0x0A,0x0C */
+			SiS_SetReg1 (SiS_Part1Port, 0x0A, temp);
+
+			pushbx = SiS_VGAHDE + 16;
+			tempcx = (SiS_VGAHT - SiS_VGAHDE) >> 2;	/* cx */
+			tempbx = pushbx + tempcx;	/* bx  BTVGA@HRS 0x0B,0x0C */
+			tempcx = tempcx + tempbx;
+
+			if (SiS_IF_DEF_LVDS == 0) {
+				if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+					tempbx = SiS_CRT1Table[CRT1Index].CR[4];
+					tempbx =
+					    tempbx |
+					    ((SiS_CRT1Table
+					      [CRT1Index].CR[14] & 0xC0) << 2);
+					tempbx = (tempbx - 3) << 3;	/*(VGAHRS-3)*8 */
+					tempcx = SiS_CRT1Table[CRT1Index].CR[5];
+					tempcx = tempcx & 0x1F;
+					temp = SiS_CRT1Table[CRT1Index].CR[15];
+					temp = (temp & 0x04) << (5 - 2);	/*VGAHRE D[5] */
+					tempcx = ((tempcx | temp) - 3) << 3;	/* (VGAHRE-3)*8 */
+					tempbx += 16;
+					tempcx += 16;
+
+				}
+			}
+			if (tempcx > SiS_VGAHT)
+				tempcx = SiS_VGAHT;
+			/*add for hardware request */
+			if ((SiS_VBInfo & SetCRT2ToTV) && (resinfo == 0x08)) {
+				if (SiS_VBInfo & SetPALTV) {
+					tempbx = 1040;
+					tempcx = 1042;
+				} else {
+					tempbx = 1040;
+					tempcx = 1042;
+				}
+			}
+			temp = tempbx & 0x00FF;
+			SiS_SetReg1 (SiS_Part1Port, 0x0B, temp);
+		}
+
+	}
+
+	tempax = (tempax & 0x00FF) | (tempbx & 0xFF00);
+	tempbx = pushbx;
+	tempbx = (tempbx & 0x00FF) | ((tempbx & 0xFF00) << 4);
+	tempax = tempax | (tempbx & 0xFF00);
+	temp = (tempax & 0xFF00) >> 8;
+	SiS_SetReg1 (SiS_Part1Port, 0x0C, temp);
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x0D, temp);
+	tempcx = (SiS_VGAVT - 1);
+	temp = tempcx & 0x00FF;
+	if (SiS_IF_DEF_CH7005 == 1) {
+		if (SiS_VBInfo & 0x0C) {
+			temp--;
+		}
+	}
+	SiS_SetReg1 (SiS_Part1Port, 0x0E, temp);
+	tempbx = SiS_VGAVDE - 1;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x0F, temp);
+	temp = ((tempbx & 0xFF00) << 3) >> 8;
+	temp = temp | ((tempcx & 0xFF00) >> 8);
+	SiS_SetReg1 (SiS_Part1Port, 0x12, temp);
+
+	tempax = SiS_VGAVDE;
+	tempbx = SiS_VGAVDE;
+	tempcx = SiS_VGAVT;
+	tempbx = (SiS_VGAVT + SiS_VGAVDE) >> 1;	/*      BTVGA2VRS     0x10,0x11   */
+	tempcx = ((SiS_VGAVT - SiS_VGAVDE) >> 4) + tempbx + 1;	/*      BTVGA2VRE     0x11        */
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+			tempbx = SiS_CRT1Table[CRT1Index].CR[8];
+			temp = SiS_CRT1Table[CRT1Index].CR[7];
+			if (temp & 0x04)
+				tempbx = tempbx | 0x0100;
+			if (temp & 0x080)
+				tempbx = tempbx | 0x0200;
+			temp = SiS_CRT1Table[CRT1Index].CR[13];
+			if (temp & 0x08)
+				tempbx = tempbx | 0x0400;
+			temp = SiS_CRT1Table[CRT1Index].CR[9];
+			tempcx = (tempcx & 0xFF00) | (temp & 0x00FF);
+		}
+	}
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x10, temp);
+	temp = ((tempbx & 0xFF00) >> 8) << 4;
+	temp = ((tempcx & 0x000F) | (temp));
+	SiS_SetReg1 (SiS_Part1Port, 0x11, temp);
+	if (SiS_IF_DEF_LVDS == 0) {
+		temp = 0x20;
+		if (SiS_LCDResInfo == Panel1280x1024)
+			temp = 0x20;
+		if (SiS_LCDResInfo == Panel1280x960)
+			temp = 0x24;
+		if (SiS_VBInfo & SetCRT2ToTV)
+			temp = 0x08;
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+			if (SiS_VBInfo & SetInSlaveMode)
+				temp = 0x2c;
+			else
+				temp = 0x20;
+		}
+	} else {
+		temp = 0x20;
+	}
+	if (HwDeviceExtension->jChipType < SIS_315H)	/* 300 series */
+		SiS_SetRegANDOR (SiS_Part1Port, 0x13, ~0x03C, temp);
+	else {			/* 310 series */
+
+		temp >>= 2;
+		temp = 0x11;	/*  ynlai 05/30/2001 for delay compenation  */
+		SiS_SetReg1 (SiS_Part1Port, 0x2D, temp);
+		/*SiS_SetRegANDOR(SiS_Part1Port,0x2D,~0x00F,temp); */
+		SiS_SetRegAND (SiS_Part1Port, 0x13, 0xEF);	/* BDirectLCD=0 for lcd ?? */
+		tempax = 0;
+
+		if (modeflag & DoubleScanMode)
+			tempax |= 0x80;
+		if (modeflag & HalfDCLK)
+			tempax |= 0x40;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x2C, ~0x0C0, tempax);
+
+	}
+
+	if (SiS_IF_DEF_LVDS == 0) {	/*  301  */
+		SiS_SetGroup1_301 (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+				   HwDeviceExtension, RefreshRateTableIndex);
+	} else {		/*  LVDS  */
+		SiS_SetGroup1_LVDS (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+				    HwDeviceExtension, RefreshRateTableIndex);
+	}
+}
+
+void
+SiS_SetGroup1_301 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		   USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension,
+		   USHORT RefreshRateTableIndex)
+{
+	USHORT push1, push2;
+	USHORT tempax, tempbx, tempcx, temp;
+	USHORT resinfo, modeflag;
+	USHORT CRT1Index;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+		CRT1Index = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
+		CRT1Index = CRT1Index & 0x3F;
+	}
+
+	if (!(SiS_VBInfo & SetInSlaveMode)) {
+		return;
+	}
+	tempax = 0xFFFF;
+	if (!(SiS_VBInfo & SetCRT2ToTV)) {
+		tempax = SiS_GetVGAHT2 ();
+	}
+	if (modeflag & Charx8Dot)
+		tempcx = 0x08;
+	else
+		tempcx = 0x09;
+	if (tempax >= SiS_VGAHT) {
+		tempax = SiS_VGAHT;
+	}
+	if (modeflag & HalfDCLK) {
+		tempax = tempax >> 1;
+	}
+	tempax = (tempax / tempcx) - 5;
+	tempbx = tempax;
+	temp = 0xFF;		/* set MAX HT */
+	SiS_SetReg1 (SiS_Part1Port, 0x03, temp);
+
+	tempax = SiS_VGAHDE;	/* 0x04 Horizontal Display End */
+	if (modeflag & HalfDCLK)
+		tempax = tempax >> 1;
+	tempax = (tempax / tempcx) - 1;
+	tempbx = tempbx | ((tempax & 0x00FF) << 8);
+	temp = tempax & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x04, temp);
+
+	temp = (tempbx & 0xFF00) >> 8;
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		temp = temp + 2;
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+			if (resinfo == 7)
+				temp = temp - 2;
+		}
+	}
+	SiS_SetReg1 (SiS_Part1Port, 0x05, temp);	/* 0x05 Horizontal Display Start */
+	SiS_SetReg1 (SiS_Part1Port, 0x06, 0x03);	/* 0x06 Horizontal Blank end     */
+	/* 0x07 horizontal Retrace Start */
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		temp = (tempbx & 0x00FF) - 1;
+		if (!(modeflag & HalfDCLK)) {
+			temp = temp - 6;
+			if (SiS_SetFlag & TVSimuMode) {
+				temp = temp - 4;
+				if (ModeNo > 0x13)
+					temp = temp - 10;
+			}
+		}
+	} else {
+		tempcx = tempbx & 0x00FF;
+		tempbx = (tempbx & 0xFF00) >> 8;
+		tempcx = (tempcx + tempbx) >> 1;
+		temp = (tempcx & 0x00FF) + 2;
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			temp = temp - 1;
+			if (!(modeflag & HalfDCLK)) {
+				if ((modeflag & Charx8Dot)) {
+					temp = temp + 4;
+					if (SiS_VGAHDE >= 800) {
+						temp = temp - 6;
+					}
+				}
+			}
+		} else {
+			if (!(modeflag & HalfDCLK)) {
+				temp = temp - 4;
+				if (SiS_LCDResInfo != Panel1280x960) {
+					if (SiS_VGAHDE >= 800) {
+						temp = temp - 7;
+						if (SiS_ModeType == ModeEGA) {
+							if (SiS_VGAVDE == 1024) {
+								temp =
+								    temp + 15;
+								if
+								    (SiS_LCDResInfo
+								     !=
+								     Panel1280x1024)
+								{
+									temp =
+									    temp
+									    + 7;
+								}
+							}
+						}
+						if (SiS_VGAHDE >= 1280) {
+							if (SiS_LCDResInfo !=
+							    Panel1280x960) {
+								if (SiS_LCDInfo
+								    &
+								    LCDNonExpanding)
+								{
+									temp =
+									    temp
+									    +
+									    28;
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
+	SiS_SetReg1 (SiS_Part1Port, 0x07, temp);	/* 0x07 Horizontal Retrace Start */
+	SiS_SetReg1 (SiS_Part1Port, 0x08, 0);	/* 0x08 Horizontal Retrace End   */
+
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		if (SiS_SetFlag & TVSimuMode) {
+			if ((ModeNo == 0x06) || (ModeNo == 0x10)
+			    || (ModeNo == 0x11) || (ModeNo == 0x13)
+			    || (ModeNo == 0x0F)) {
+				SiS_SetReg1 (SiS_Part1Port, 0x07, 0x5b);
+				SiS_SetReg1 (SiS_Part1Port, 0x08, 0x03);
+			}
+			if ((ModeNo == 0x00) || (ModeNo == 0x01)) {
+				if (SiS_VBInfo & SetNTSCTV) {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x2A);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x61);
+				} else {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x2A);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x41);
+					SiS_SetReg1 (SiS_Part1Port, 0x0C, 0xF0);
+				}
+			}
+			if ((ModeNo == 0x02) || (ModeNo == 0x03)
+			    || (ModeNo == 0x07)) {
+				if (SiS_VBInfo & SetNTSCTV) {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x54);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x00);
+				} else {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x55);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x00);
+					SiS_SetReg1 (SiS_Part1Port, 0x0C, 0xF0);
+				}
+			}
+			if ((ModeNo == 0x04) || (ModeNo == 0x05)
+			    || (ModeNo == 0x0D) || (ModeNo == 0x50)) {
+				if (SiS_VBInfo & SetNTSCTV) {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x30);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x03);
+				} else {
+					SiS_SetReg1 (SiS_Part1Port, 0x07, 0x2f);
+					SiS_SetReg1 (SiS_Part1Port, 0x08, 0x02);
+				}
+			}
+		}
+	}
+
+	SiS_SetReg1 (SiS_Part1Port, 0x18, 0x03);	/* 0x18 SR08                     */
+	SiS_SetRegANDOR (SiS_Part1Port, 0x19, 0xF0, 0x00);
+	SiS_SetReg1 (SiS_Part1Port, 0x09, 0xFF);	/* 0x09 Set Max VT               */
+
+	tempbx = SiS_VGAVT;
+	push1 = tempbx;
+	tempcx = 0x121;
+	tempbx = SiS_VGAVDE;	/* 0x0E Virtical Display End */
+	if (tempbx == 357)
+		tempbx = 350;
+	if (tempbx == 360)
+		tempbx = 350;
+	if (tempbx == 375)
+		tempbx = 350;
+	if (tempbx == 405)
+		tempbx = 400;
+	if (tempbx == 420)
+		tempbx = 400;
+	if (tempbx == 525)
+		tempbx = 480;
+	push2 = tempbx;
+	if (SiS_VBInfo & SetCRT2ToLCD) {
+		if (SiS_LCDResInfo == Panel1024x768) {
+			if (!(SiS_SetFlag & LCDVESATiming)) {
+				if (tempbx == 350)
+					tempbx = tempbx + 5;
+				if (tempbx == 480)
+					tempbx = tempbx + 5;
+			}
+		}
+	}
+	tempbx--;
+	temp = tempbx & 0x00FF;
+	tempbx--;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x10, temp);	/* 0x10 vertical Blank Start */
+	tempbx = push2;
+	tempbx--;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x0E, temp);
+	if (tempbx & 0x0100) {
+		tempcx = tempcx | 0x0002;
+	}
+	tempax = 0x000B;
+	if (modeflag & DoubleScanMode) {
+		tempax = tempax | 0x08000;
+	}
+	if (tempbx & 0x0200) {
+		tempcx = tempcx | 0x0040;
+	}
+
+	temp = (tempax & 0xFF00) >> 8;
+	SiS_SetReg1 (SiS_Part1Port, 0x0B, temp);
+	if (tempbx & 0x0400) {
+		tempcx = tempcx | 0x0600;
+	}
+	SiS_SetReg1 (SiS_Part1Port, 0x11, 0x00);	/* 0x11 Vertival Blank End */
+
+	tempax = push1;
+	tempax = tempax - tempbx;	/* 0x0C Vertical Retrace Start */
+	tempax = tempax >> 2;
+	push1 = tempax;		/* push ax */
+
+	if (resinfo != 0x09) {
+		tempax = tempax << 1;
+		tempbx = tempax + tempbx;
+	}
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		tempbx = tempbx - 10;
+	} else {
+		if (SiS_SetFlag & TVSimuMode) {
+			if (SiS_VBInfo & SetPALTV) {
+				tempbx = tempbx + 40;
+			}
+		}
+	}
+	tempax = push1;
+	tempax = tempax >> 2;
+	tempax++;
+	tempax = tempax + tempbx;
+	push1 = tempax;		/* push ax  */
+	if ((SiS_VBInfo & SetPALTV)) {
+		if (tempbx <= 513) {
+			if (tempax >= 513) {
+				tempbx = 513;
+			}
+		}
+	}
+	temp = (tempbx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x0C, temp);
+	tempbx--;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x10, temp);
+	if (tempbx & 0x0100) {
+		tempcx = tempcx | 0x0008;
+	}
+	if (tempbx & 0x0200) {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x0B, 0x0FF, 0x20);
+	}
+	tempbx++;
+	if (tempbx & 0x0100) {
+		tempcx = tempcx | 0x0004;
+	}
+	if (tempbx & 0x0200) {
+		tempcx = tempcx | 0x0080;
+	}
+	if (tempbx & 0x0400) {
+		tempcx = tempcx | 0x0C00;
+	}
+
+	tempbx = push1;		/* pop ax */
+	temp = tempbx & 0x00FF;
+	temp = temp & 0x0F;
+	SiS_SetReg1 (SiS_Part1Port, 0x0D, temp);	/* 0x0D vertical Retrace End */
+	if (tempbx & 0x0010) {
+		tempcx = tempcx | 0x2000;
+	}
+
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x0A, temp);	/* 0x0A CR07 */
+	temp = (tempcx & 0x0FF00) >> 8;
+	SiS_SetReg1 (SiS_Part1Port, 0x17, temp);	/* 0x17 SR0A */
+	tempax = modeflag;
+	temp = (tempax & 0xFF00) >> 8;
+
+	temp = (temp >> 1) & 0x09;
+	SiS_SetReg1 (SiS_Part1Port, 0x16, temp);	/* 0x16 SR01 */
+	SiS_SetReg1 (SiS_Part1Port, 0x0F, 0);	/* 0x0F CR14 */
+	SiS_SetReg1 (SiS_Part1Port, 0x12, 0);	/* 0x12 CR17 */
+	if (SiS_LCDInfo & LCDRGB18Bit)
+		temp = 0x80;
+	else
+		temp = 0x00;
+	SiS_SetReg1 (SiS_Part1Port, 0x1A, temp);	/* 0x1A SR0E */
+	return;
+}
+
+void
+SiS_SetGroup1_LVDS (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		    USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension,
+		    USHORT RefreshRateTableIndex)
+{
+	USHORT modeflag, resinfo;
+	USHORT push1, push2, tempax, tempbx, tempcx, temp, pushcx;
+	ULONG tempeax = 0, tempebx, tempecx, tempvcfact = 0;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+	}
+
+	tempax = SiS_LCDHDES;
+	tempbx = SiS_HDE;
+	tempcx = SiS_HT;
+	tempcx = tempcx - tempbx;	/* HT-HDE  */
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		if (SiS_LCDResInfo == Panel800x600)
+			tempbx = 800;
+		if (SiS_LCDResInfo == Panel1024x768)
+			tempbx = 1024;
+	}
+	push1 = tempax;
+	tempax = tempax + tempbx;	/* lcdhdee  */
+	tempbx = SiS_HT;
+	if (tempax >= tempbx) {
+		tempax = tempax - tempbx;
+	}
+	push2 = tempax;
+	/* push ax   lcdhdee  */
+	tempcx = tempcx >> 2;	/* temp  */
+	tempcx = tempcx + tempax;	/* lcdhrs  */
+	if (tempcx >= tempbx) {
+		tempcx = tempcx - tempbx;
+	}
+	/* v ah,cl  */
+	tempax = tempcx;
+	tempax = tempax >> 3;	/* BPLHRS */
+	temp = tempax & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x14, temp);	/* Part1_14h  */
+	temp = (tempax & 0x00FF) + 10;
+	temp = temp & 0x01F;
+	temp = temp | (((tempcx & 0x00ff) & 0x07) << 5);
+	SiS_SetReg1 (SiS_Part1Port, 0x15, temp);	/* Part1_15h  */
+	tempbx = push2;		/* lcdhdee  */
+	tempcx = push1;		/* lcdhdes  */
+	temp = (tempcx & 0x00FF);
+	temp = temp & 0x07;	/* BPLHDESKEW  */
+	SiS_SetReg1 (SiS_Part1Port, 0x1A, temp);	/* Part1_1Ah  */
+	tempcx = tempcx >> 3;	/* BPLHDES */
+	temp = (tempcx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x16, temp);	/* Part1_16h  */
+	if (tempbx & 0x07)
+		tempbx = tempbx + 8;
+	tempbx = tempbx >> 3;	/* BPLHDEE  */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x17, temp);	/* Part1_17h  */
+
+	tempcx = SiS_VGAVT;
+	tempbx = SiS_VGAVDE;
+	tempcx = tempcx - tempbx;	/* GAVT-VGAVDE  */
+	tempbx = SiS_LCDVDES;	/* VGAVDES  */
+	push1 = tempbx;		/* push bx temppush1 */
+	if (SiS_IF_DEF_TRUMPION == 0) {
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				tempax = SiS_VGAVDE;
+			}
+		}
+		if (SiS_VBInfo & SetCRT2ToLCD) {
+			if (SiS_LCDResInfo == Panel800x600)
+				tempax = 600;
+			if (SiS_LCDResInfo == Panel1024x768)
+				tempax = 768;
+		}
+	} else
+		tempax = SiS_VGAVDE;
+	tempbx = tempbx + tempax;
+	tempax = SiS_VT;	/* VT  */
+	if (tempbx >= SiS_VT) {
+		tempbx = tempbx - tempax;
+	}
+	push2 = tempbx;		/* push bx  temppush2  */
+	tempcx = tempcx >> 1;
+	tempbx = tempbx + tempcx;
+	tempbx++;		/* BPLVRS  */
+	if (tempbx >= tempax) {
+		tempbx = tempbx - tempax;
+	}
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x18, temp);	/* Part1_18h  */
+	tempcx = tempcx >> 3;
+	tempcx = tempcx + tempbx;
+	tempcx++;		/* BPLVRE  */
+	temp = tempcx & 0x00FF;
+	temp = temp & 0x0F;
+	SiS_SetRegANDOR (SiS_Part1Port, 0x19, ~0x00F, temp);	/* Part1_19h  */
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp & 0x07;
+	temp = temp << 3;	/* BPLDESKEW =0 */
+	tempbx = SiS_VGAVDE;
+	if (tempbx != SiS_VDE) {
+		temp = temp | 0x40;
+	}
+	if (SiS_SetFlag & EnableLVDSDDA) {
+		temp = temp | 0x40;
+	}
+	if (SiS_LCDInfo & LCDRGB18Bit) {
+		temp = temp | 0x80;
+	}
+	SiS_SetRegANDOR (SiS_Part1Port, 0x1A, 0x07, temp);	/* Part1_1Ah */
+
+	tempecx = SiS_VGAVT;
+	tempebx = SiS_VDE;
+	tempeax = SiS_VGAVDE;
+	tempecx = tempecx - tempeax;	/* VGAVT-VGAVDE  */
+	tempeax = tempeax << 6;
+	temp = (USHORT) (tempeax % tempebx);
+	tempeax = tempeax / tempebx;
+	if (temp != 0) {
+		tempeax++;
+	}
+	tempebx = tempeax;	/* BPLVCFACT  */
+	if (SiS_SetFlag & EnableLVDSDDA) {
+		tempebx = tempebx & 0x003F;
+	}
+	temp = (USHORT) (tempebx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x1E, temp);	/* Part1_1Eh */
+
+	/*add for 301b different 301 */
+	if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {
+		tempecx = SiS_VGAVT;
+		tempebx = SiS_VDE;
+		tempeax = SiS_VGAVDE;
+		tempecx = tempecx - tempeax;	/* VGAVT-VGAVDE  */
+		tempeax = tempeax << 18;
+		temp = (USHORT) (tempeax % tempebx);
+		tempeax = tempeax / tempebx;
+		if (temp != 0) {
+			tempeax++;
+		}
+		tempebx = tempeax;	/* BPLVCFACT  */
+		tempvcfact = tempeax;	/*301b */
+		temp = (USHORT) (tempebx & 0x00FF);
+		SiS_SetReg1 (SiS_Part1Port, 0x37, temp);
+		temp = (USHORT) ((tempebx & 0x00FF00) >> 8);
+		SiS_SetReg1 (SiS_Part1Port, 0x36, temp);
+		temp = (USHORT) ((tempebx & 0x00030000) >> 16);
+		if (SiS_VDE == SiS_VGAVDE) {
+			temp = temp | 0x04;
+		}
+
+		SiS_SetReg1 (SiS_Part1Port, 0x35, temp);
+	}
+	/*end for 301b */
+
+	tempbx = push2;		/* p bx temppush2 BPLVDEE  */
+	tempcx = push1;		/* pop cx temppush1 NPLVDES */
+	push1 = (USHORT) (tempeax & 0xFFFF);
+	if (!(SiS_VBInfo & SetInSlaveMode)) {
+		if (SiS_LCDResInfo == Panel800x600) {
+			if (resinfo == 7)
+				tempcx++;
+		} else {
+			if (SiS_LCDResInfo == Panel1024x768) {
+				if (resinfo == 8)
+					tempcx++;
+			}
+		}
+	}
+
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp & 0x07;
+	temp = temp << 3;
+	temp = temp | (((tempcx & 0xFF00) >> 8) & 0x07);
+	SiS_SetReg1 (SiS_Part1Port, 0x1D, temp);	/* Part1_1Dh */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x1C, temp);	/* Part1_1Ch  */
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x1B, temp);	/* Part1_1Bh  */
+
+	tempecx = SiS_VGAHDE;
+	tempebx = SiS_HDE;
+	tempeax = tempecx;
+	tempeax = tempeax << 6;
+	tempeax = tempeax << 10;
+	tempeax = tempeax / tempebx;
+	if (tempebx == tempecx) {
+		tempeax = 65535;
+	}
+	tempecx = tempeax;
+	tempeax = SiS_VGAHDE;	/*change VGAHT->VGAHDE */
+	tempeax = tempeax << 6;
+	tempeax = tempeax << 10;
+	tempeax = tempeax / tempecx;
+	tempecx = tempecx << 16;
+	tempeax = tempeax - 1;
+	tempecx = tempecx | (tempeax & 0x00FFFF);
+	temp = (USHORT) (tempecx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x1F, temp);	/* Part1_1Fh  */
+
+	tempeax = SiS_VGAVDE;
+	tempeax = tempeax << 18;	/*301b */
+	tempeax = tempeax / tempvcfact;
+	tempbx = (USHORT) (tempeax & 0x0FFFF);
+	if (SiS_LCDResInfo == Panel1024x768)
+		tempbx--;
+	if (SiS_SetFlag & EnableLVDSDDA) {
+		tempbx = 1;
+	}
+	temp = ((tempbx & 0xFF00) >> 8) << 3;
+	temp = temp | (USHORT) (((tempecx & 0x0000FF00) >> 8) & 0x07);
+	SiS_SetReg1 (SiS_Part1Port, 0x20, temp);	/* Part1_20h */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x21, temp);	/* Part1_21h */
+	tempecx = tempecx >> 16;	/* BPLHCFACT  */
+	if (modeflag & HalfDCLK) {
+		tempecx = tempecx >> 1;
+	}
+	temp = (USHORT) ((tempecx & 0x0000FF00) >> 8);
+	SiS_SetReg1 (SiS_Part1Port, 0x22, temp);	/* Part1_22h */
+	temp = (USHORT) (tempecx & 0x000000FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x23, temp);
+	/*add dstn new register */
+	if (SiS_IF_DEF_DSTN) {
+		SiS_SetReg1 (SiS_Part1Port, 0x1E, 0x01);
+		SiS_SetReg1 (SiS_Part1Port, 0x25, 0x00);
+		SiS_SetReg1 (SiS_Part1Port, 0x26, 0x00);
+		SiS_SetReg1 (SiS_Part1Port, 0x27, 0x00);
+		SiS_SetReg1 (SiS_Part1Port, 0x28, 0x87);
+		SiS_SetReg1 (SiS_Part1Port, 0x29, 0x5A);
+		SiS_SetReg1 (SiS_Part1Port, 0x2A, 0x4B);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x44, ~0x007, 0x03);
+		tempbx = SiS_HDE;	/*Blps=lcdhdee(lcdhdes+HDE) +64 */
+		tempbx = tempbx + 64;
+		temp = tempbx & 0x00FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x38, temp);
+		temp = ((tempbx & 0xFF00) >> 8) << 3;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x35, ~0x078, temp);
+		tempbx = tempbx + 32;	/*Blpe=lBlps+32 */
+		temp = tempbx & 0x00FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x39, temp);
+		SiS_SetReg1 (SiS_Part1Port, 0x3A, 0x00);	/*Bflml=0 */
+		SiS_SetRegANDOR (SiS_Part1Port, 0x3C, ~0x007, 0x00);
+		tempbx = SiS_VDE;
+		tempbx = tempbx / 2;
+		temp = tempbx & 0x00FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x3B, temp);
+		temp = ((tempbx & 0xFF00) >> 8) << 3;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x3C, ~0x038, temp);
+		tempeax = SiS_HDE;	/* BDxFIFOSTOP= (HDE*4)/128 */
+		tempeax = tempeax * 4;
+		tempebx = 128;
+		temp = (USHORT) (tempeax % tempebx);
+		tempeax = tempeax / tempebx;
+		if (temp != 0) {
+			tempeax++;
+		}
+		temp = (USHORT) (tempeax & 0x0000003F);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x45, ~0x0FF, temp);
+		SiS_SetReg1 (SiS_Part1Port, 0x3F, 0x00);	/*BDxWadrst0 */
+		SiS_SetReg1 (SiS_Part1Port, 0x3E, 0x00);
+		SiS_SetReg1 (SiS_Part1Port, 0x3D, 0x10);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x3C, ~0x040, 0x00);
+		tempax = SiS_HDE;
+		tempax = tempax >> 4;	/*BDxWadroff = HDE*4/8/8  */
+		pushcx = tempax;
+		temp = tempax & 0x00FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x43, temp);
+		temp = ((tempax & 0xFF00) >> 8) << 3;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x44, ~0x0F8, temp);
+		tempax = SiS_VDE;	/*BDxWadrst1 = BDxWadrst0+BDxWadroff*VDE */
+		tempeax = (tempax * pushcx);
+		tempebx = 0x00100000 + tempeax;
+		temp = (USHORT) tempebx & 0x000000FF;
+		SiS_SetReg1 (SiS_Part1Port, 0x42, temp);
+		temp = (USHORT) ((tempebx & 0x0000FF00) >> 8);
+		SiS_SetReg1 (SiS_Part1Port, 0x41, temp);
+		temp = (USHORT) ((tempebx & 0x00FF0000) >> 16);
+		SiS_SetReg1 (SiS_Part1Port, 0x40, temp);
+		temp = (USHORT) ((tempebx & 0x01000000) >> 24);
+		temp = temp << 7;
+		SiS_SetRegANDOR (SiS_Part1Port, 0x3C, ~0x080, temp);
+		SiS_SetReg1 (SiS_Part1Port, 0x2F, 0x03);
+		SiS_SetReg1 (SiS_Part1Port, 0x03, 0x50);
+		SiS_SetReg1 (SiS_Part1Port, 0x04, 0x00);
+		SiS_SetReg1 (SiS_Part1Port, 0x2F, 0x01);
+		SiS_SetReg1 (SiS_Part1Port, 0x13, 0x00);
+		SiS_SetReg1 (SiS_P3c4, 0x05, 0x86);
+		SiS_SetReg1 (SiS_P3c4, 0x1e, 0x62);
+		SiS_SetReg1 (SiS_Part1Port, 0x19, 0x38);
+		SiS_SetReg1 (SiS_Part1Port, 0x1e, 0x7d);
+	}
+	/*end add dstn */
+
+	return;
+}
+
+/*301b*/
+void
+SiS_SetGroup1_LCDA (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		    USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension,
+		    USHORT RefreshRateTableIndex)
+{
+	USHORT modeflag, resinfo;
+	USHORT push1, push2, tempax, tempbx, tempcx, temp;
+	ULONG tempeax = 0, tempebx, tempecx, tempvcfact;	/*301b */
+	SiS_SetRegOR (SiS_Part1Port, 0x2D, 0x20);
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+	}
+
+	tempax = SiS_LCDHDES;
+	tempbx = SiS_HDE;
+	tempcx = SiS_HT;
+
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		if (SiS_LCDResInfo == Panel1280x1024)
+			tempbx = 1280;
+		if (SiS_LCDResInfo == Panel1024x768)
+			tempbx = 1024;
+	}
+	tempcx = tempcx - tempbx;	/* HT-HDE  */
+	push1 = tempax;
+	tempax = tempax + tempbx;	/* lcdhdee  */
+	tempbx = SiS_HT;
+	if (tempax >= tempbx) {
+		tempax = tempax - tempbx;
+	}
+	push2 = tempax;
+	/* push ax   lcdhdee  */
+	tempcx = tempcx >> 2;	/* temp  */
+	tempcx = tempcx + tempax;	/* lcdhrs  */
+	if (tempcx >= tempbx) {
+		tempcx = tempcx - tempbx;
+	}
+	/* v ah,cl  */
+	tempax = tempcx;
+	tempax = tempax >> 3;	/* BPLHRS */
+	temp = tempax & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x14, temp);	/* Part1_14h  */
+	temp = (tempax & 0x00FF) + 10;
+	temp = temp & 0x01F;
+	temp = temp | (((tempcx & 0x00ff) & 0x07) << 5);
+	SiS_SetReg1 (SiS_Part1Port, 0x15, temp);	/* Part1_15h  */
+	tempbx = push2;		/* lcdhdee  */
+	tempcx = push1;		/* lcdhdes  */
+	temp = (tempcx & 0x00FF);
+	temp = temp & 0x07;	/* BPLHDESKEW  */
+	SiS_SetReg1 (SiS_Part1Port, 0x1A, temp);	/* Part1_1Ah  */
+	tempcx = tempcx >> 3;	/* BPLHDES */
+	temp = (tempcx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x16, temp);	/* Part1_16h  */
+	if (tempbx & 0x07)
+		tempbx = tempbx + 8;
+	tempbx = tempbx >> 3;	/* BPLHDEE  */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x17, temp);	/* Part1_17h  */
+
+	tempcx = SiS_VGAVT;
+	tempbx = SiS_VGAVDE;
+	tempcx = tempcx - tempbx;	/* GAVT-VGAVDE  */
+	tempbx = SiS_LCDVDES;	/* VGAVDES  */
+	push1 = tempbx;		/* push bx temppush1 */
+	if (SiS_IF_DEF_TRUMPION == 0) {
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				tempax = SiS_VGAVDE;
+			}
+		}
+
+		if (SiS_LCDResInfo == Panel1024x768)
+			tempax = 768;
+		if (SiS_LCDResInfo == Panel1280x1024)
+			tempax = 1024;
+
+	} else
+		tempax = SiS_VGAVDE;
+	tempbx = tempbx + tempax;
+	tempax = SiS_VT;	/* VT  */
+	if (tempbx >= SiS_VT) {
+		tempbx = tempbx - tempax;
+	}
+	push2 = tempbx;		/* push bx  temppush2  */
+	tempcx = tempcx >> 1;
+	tempbx = tempbx + tempcx;
+	tempbx++;		/* BPLVRS  */
+	if (tempbx >= tempax) {
+		tempbx = tempbx - tempax;
+	}
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x18, temp);	/* Part1_18h  */
+	tempcx = tempcx >> 3;
+	tempcx = tempcx + tempbx;
+	tempcx++;		/* BPLVRE  */
+	temp = tempcx & 0x00FF;
+	temp = temp & 0x0F;
+	SiS_SetRegANDOR (SiS_Part1Port, 0x19, ~0x00F, temp);	/* Part1_19h  */
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp & 0x07;
+	temp = temp << 3;	/* BPLDESKEW =0 */
+	tempbx = SiS_VGAVDE;
+	if (tempbx != SiS_VDE) {
+		temp = temp | 0x40;
+	}
+	if (SiS_SetFlag & EnableLVDSDDA) {
+		temp = temp | 0x40;
+	}
+	if (SiS_LCDInfo & LCDRGB18Bit) {
+		temp = temp | 0x80;
+	}
+	SiS_SetRegANDOR (SiS_Part1Port, 0x1A, 0x07, temp);	/* Part1_1Ah */
+
+	tempbx = push2;		/* p bx temppush2 BPLVDEE  */
+	tempcx = push1;		/* pop cx temppush1 NPLVDES */
+	push1 = (USHORT) (tempeax & 0xFFFF);
+
+	if (!(SiS_VBInfo & SetInSlaveMode)) {
+		if (SiS_LCDResInfo == Panel800x600) {
+			if (resinfo == 7)
+				tempcx++;
+		} else {
+			if (SiS_LCDResInfo == Panel1024x768) {
+				if (resinfo == 8)
+					tempcx++;
+			}
+		}
+	}
+
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp & 0x07;
+	temp = temp << 3;
+	temp = temp | (((tempcx & 0xFF00) >> 8) & 0x07);
+	SiS_SetReg1 (SiS_Part1Port, 0x1D, temp);	/* Part1_1Dh */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x1C, temp);	/* Part1_1Ch  */
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x1B, temp);	/* Part1_1Bh  */
+
+	tempecx = SiS_VGAVT;
+	tempebx = SiS_VDE;
+	tempeax = SiS_VGAVDE;
+	tempecx = tempecx - tempeax;	/* VGAVT-VGAVDE  */
+	tempeax = tempeax << 18;
+	temp = (USHORT) (tempeax % tempebx);
+	tempeax = tempeax / tempebx;
+	if (temp != 0) {
+		tempeax++;
+	}
+	tempebx = tempeax;	/* BPLVCFACT  */
+	tempvcfact = tempeax;	/*301b */
+	temp = (USHORT) (tempebx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x37, temp);
+	temp = (USHORT) ((tempebx & 0x00FF00) >> 8);
+	SiS_SetReg1 (SiS_Part1Port, 0x36, temp);
+	temp = (USHORT) ((tempebx & 0x00030000) >> 16);
+	if (SiS_VDE == SiS_VGAVDE) {
+		temp = temp | 0x04;
+	}
+
+	SiS_SetReg1 (SiS_Part1Port, 0x35, temp);
+
+	tempecx = SiS_VGAHDE;
+	tempebx = SiS_HDE;
+	tempeax = tempecx;
+	tempeax = tempeax << 6;
+	tempeax = tempeax << 10;
+	tempeax = tempeax / tempebx;
+	if (tempebx == tempecx) {
+		tempeax = 65535;
+	}
+	tempecx = tempeax;
+	tempeax = SiS_VGAHDE;	/*301b to change HT->HDE */
+	tempeax = tempeax << 6;
+	tempeax = tempeax << 10;
+	tempeax = tempeax / tempecx;
+	tempecx = tempecx << 16;
+	tempeax = tempeax - 1;
+	tempecx = tempecx | (tempeax & 0x00FFFF);
+	temp = (USHORT) (tempecx & 0x00FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x1F, temp);	/* Part1_1Fh  */
+
+	tempeax = SiS_VGAVDE;
+	tempeax = tempeax << 18;	/*301b */
+	tempeax = tempeax / tempvcfact;
+	tempbx = (USHORT) (tempeax & 0x0FFFF);
+	if (SiS_LCDResInfo == Panel1024x768)
+		tempbx--;
+	if (SiS_SetFlag & EnableLVDSDDA) {
+		tempbx = 1;
+	}
+	temp = ((tempbx & 0xFF00) >> 8) << 3;
+	temp = temp | (USHORT) (((tempecx & 0x0000FF00) >> 8) & 0x07);
+	SiS_SetReg1 (SiS_Part1Port, 0x20, temp);	/* Part1_20h */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part1Port, 0x21, temp);	/* Part1_21h */
+	tempecx = tempecx >> 16;	/* BPLHCFACT  */
+
+	temp = (USHORT) ((tempecx & 0x0000FF00) >> 8);
+	SiS_SetReg1 (SiS_Part1Port, 0x22, temp);	/* Part1_22h */
+	temp = (USHORT) (tempecx & 0x000000FF);
+	SiS_SetReg1 (SiS_Part1Port, 0x23, temp);
+	return;
+}
+
+/*end 301b*/
+void
+SiS_SetTPData ()
+{
+	return;
+}
+
+void
+SiS_SetCRT2Offset (USHORT SiS_Part1Port, ULONG ROMAddr, USHORT ModeNo,
+		   USHORT ModeIdIndex, USHORT RefreshRateTableIndex,
+		   PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT offset;
+	UCHAR temp;
+
+	if (SiS_VBInfo & SetInSlaveMode) {
+		return;
+	}
+	offset =
+	    SiS_GetOffset (ROMAddr, ModeNo, ModeIdIndex, RefreshRateTableIndex,
+			   HwDeviceExtension);
+	temp = (UCHAR) (offset & 0xFF);
+	SiS_SetReg1 (SiS_Part1Port, 0x07, temp);
+	temp = (UCHAR) ((offset & 0xFF00) >> 8);
+	SiS_SetReg1 (SiS_Part1Port, 0x09, temp);
+	temp = (UCHAR) (((offset >> 3) & 0xFF) + 1);
+	SiS_SetReg1 (SiS_Part1Port, 0x03, temp);
+}
+
+USHORT
+SiS_GetOffset (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+	       USHORT RefreshRateTableIndex,
+	       PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT temp, colordepth;
+	USHORT modeinfo, index, infoflag;
+	USHORT ColorDepth[] = { 0x01, 0x02, 0x04 };
+
+	modeinfo = SiS_EModeIDTable[ModeIdIndex].Ext_ModeInfo;
+	infoflag = SiS_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
+	if (HwDeviceExtension->jChipType < SIS_315H) {	/* 300 series */
+		index = (modeinfo >> 4) & 0xFF;
+	} else {		/* 310 series */
+
+		index = (modeinfo >> 8) & 0xFF;
+	}
+	temp = SiS_ScreenOffset[index];
+	if (infoflag & InterlaceMode) {
+		temp = temp << 1;
+	}
+	colordepth = SiS_GetColorDepth (ROMAddr, ModeNo, ModeIdIndex);
+
+	if ((ModeNo >= 0x7C) && (ModeNo <= 0x7E)) {
+		temp = ModeNo - 0x7C;
+		colordepth = ColorDepth[temp];
+		temp = 0x6B;
+		if (infoflag & InterlaceMode) {
+			temp = temp << 1;
+		}
+		return (temp * colordepth);
+	} else
+		return (temp * colordepth);
+}
+
+USHORT
+SiS_GetColorDepth (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT ColorDepth[6] = { 1, 2, 4, 4, 6, 8 };
+	SHORT index;
+	USHORT modeflag;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+	}
+	index = (modeflag & ModeInfoFlag) - ModeEGA;
+	if (index < 0)
+		index = 0;
+	return (ColorDepth[index]);
+}
+
+void
+SiS_SetCRT2Sync (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		 USHORT RefreshRateTableIndex)
+{
+	USHORT tempah = 0, infoflag, flag;
+
+	flag = 0;
+	infoflag = SiS_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
+	if (SiS_IF_DEF_LVDS == 1) {
+		if (SiS_VBInfo & SetCRT2ToLCD) {
+			tempah = SiS_LCDInfo;
+			if (tempah & LCDSync) {
+				flag = 1;
+			}
+		}
+	}
+	if (flag != 1)
+		tempah = infoflag >> 8;
+	tempah = tempah & 0xC0;
+	tempah = tempah | 0x20;
+	if (!(SiS_LCDInfo & LCDRGB18Bit))
+		tempah = tempah | 0x10;
+	if (SiS_IF_DEF_CH7005 == 1)
+		tempah = tempah | 0xC0;
+
+	SiS_SetRegANDOR (SiS_Part1Port, 0x19, 0x3F, tempah);
+}
+
+void
+SiS_SetCRT2FIFO (USHORT SiS_Part1Port, ULONG ROMAddr, USHORT ModeNo,
+		 PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT temp, index;
+	USHORT modeidindex, refreshratetableindex;
+	USHORT VCLK, MCLK, colorth = 0, data, data2;
+	ULONG eax;
+	UCHAR LatencyFactor[] = { 97, 88, 86, 79, 77, 00,	/*; 64  bit    BQ=2   */
+		00, 87, 85, 78, 76, 54,	/*; 64  bit    BQ=1   */
+		97, 88, 86, 79, 77, 00,	/*; 128 bit    BQ=2   */
+		00, 79, 77, 70, 68, 48,	/*; 128 bit    BQ=1   */
+		80, 72, 69, 63, 61, 00,	/*; 64  bit    BQ=2   */
+		00, 70, 68, 61, 59, 37,	/*; 64  bit    BQ=1   */
+		86, 77, 75, 68, 66, 00,	/*; 128 bit    BQ=2   */
+		00, 68, 66, 59, 57, 37
+	};			/*; 128 bit    BQ=1   */
+
+	SiS_SearchModeID (ROMAddr, ModeNo, &modeidindex);
+	SiS_SetFlag = SiS_SetFlag & (~ProgrammingCRT2);
+	SiS_SelectCRT2Rate = 0;
+	refreshratetableindex = SiS_GetRatePtrCRT2 (ROMAddr, ModeNo, modeidindex);	/* 11.GetRatePtr */
+	if (ModeNo >= 0x13) {
+		index = SiS_RefIndex[refreshratetableindex].Ext_CRTVCLK;
+		index = index & 0x3F;
+		VCLK = SiS_VCLKData[index].CLOCK;	/* Get VCLK  */
+		index = SiS_GetReg1 (SiS_P3c4, 0x1A);
+		index = index & 07;
+		MCLK = SiS_MCLKData[index].CLOCK;	/* Get MCLK  */
+		data2 = SiS_ModeType - 0x02;
+		switch (data2) {
+		case 0:
+			colorth = 1;
+			break;
+		case 1:
+			colorth = 1;
+			break;
+		case 2:
+			colorth = 2;
+			break;
+		case 3:
+			colorth = 2;
+			break;
+		case 4:
+			colorth = 3;
+			break;
+		case 5:
+			colorth = 4;
+			break;
+		}
+		data2 = (data2 * VCLK) / MCLK;	/*  bx */
+
+		temp = SiS_GetReg1 (SiS_P3c4, 0x14);
+		temp = ((temp & 0x00FF) >> 6) << 1;
+		if (temp == 0)
+			temp = 1;
+		temp = temp << 2;
+
+		data2 = temp - data2;
+		if (data2 % (28 * 16)) {
+			data2 = data2 / (28 * 16);
+			data2++;
+		} else {
+			data2 = data2 / (28 * 16);
+		}
+
+		index = 0;
+		temp = SiS_GetReg1 (SiS_P3c4, 0x14);
+		if (temp & 0x0080)
+			index = index + 12;
+		SiS_SetReg4 (0xcf8, 0x800000A0);
+		eax = SiS_GetReg3 (0xcfc);
+		temp = (USHORT) (eax >> 24);
+		if (!(temp & 0x01))
+			index = index + 24;
+
+		SiS_SetReg4 (0xcf8, 0x80000050);
+		eax = SiS_GetReg3 (0xcfc);
+		temp = (USHORT) (eax >> 24);
+		if (temp & 0x01)
+			index = index + 6;
+		temp = (temp & 0x0F) >> 1;
+		index = index + temp;
+		data = LatencyFactor[index];
+		data = data + 15;
+		temp = SiS_GetReg1 (SiS_P3c4, 0x14);
+		if (!(temp & 0x80))
+			data = data + 5;
+		data = data + data2;
+
+		SiS_SetFlag = SiS_SetFlag | ProgrammingCRT2;
+		data = data * VCLK * colorth;
+		if (data % (MCLK << 4)) {
+			data = data / (MCLK << 4);
+			data++;
+		} else {
+			data = data / (MCLK << 4);
+		}
+		temp = 0x16;
+/*  Revision ID  */
+		temp = 0x13;
+/*  Revision ID  */
+		SiS_SetRegANDOR (SiS_Part1Port, 0x01, ~0x01F, temp);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x02, ~0x01F, temp);
+	}
+}
+
+void
+SiS_SetCRT2FIFO2 (USHORT SiS_Part1Port, ULONG ROMAddr, USHORT ModeNo,
+		  PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+#ifdef CONFIG_FB_SIS_315
+	UCHAR CombCode[] = { 1, 1, 1, 4, 3, 1, 3, 4, 4, 1, 4, 4, 5, 1, 5, 4 };
+	UCHAR CRT2ThLow[] =
+	    { 39, 63, 55, 79, 78, 102, 90, 114, 55, 87, 84, 116, 103, 135, 119,
+		    151 };
+#endif
+	USHORT temp, temp1, temp2, temp3;
+	USHORT index;
+	USHORT CRT1ModeNo, CRT2ModeNo;
+	USHORT ModeIdIndex;
+	USHORT RefreshRateTableIndex;
+
+	SiS_SetReg1 (SiS_Part1Port, 0x1, 0x3B);
+/* CRT1ModeNo=(UCHAR)SiS_GetReg1(SiS_P3d4,0x34); *//* get CRT1 ModeNo */
+	CRT1ModeNo = SiS_CRT1Mode;
+	/* CRT1ModeNo =ModeNo; */
+	SiS_SearchModeID (ROMAddr, CRT1ModeNo, &ModeIdIndex);	/* Get ModeID Table */
+	SiS_SetFlag = SiS_SetFlag & (~ProgrammingCRT2);
+
+	RefreshRateTableIndex = SiS_GetRatePtrCRT2 (ROMAddr, CRT1ModeNo, ModeIdIndex);	/* Set REFIndex-> for crt1 refreshrate */
+	index =
+	    SiS_GetVCLK2Ptr (ROMAddr, CRT1ModeNo, ModeIdIndex,
+			     RefreshRateTableIndex, HwDeviceExtension);
+	temp1 = SiS_VCLKData[index].CLOCK;	/* Get VCLK  */
+
+	temp2 = SiS_GetColorDepth (ROMAddr, CRT1ModeNo, ModeIdIndex);
+#ifdef CONFIG_FB_SIS_315
+	index = SiS_Get310DRAMType (ROMAddr);
+#endif
+	temp3 = SiS_MCLKData[index].CLOCK;	/* Get MCLK  */
+
+	temp = SiS_GetReg1 (SiS_P3c4, 0x14);
+	if (temp & 0x02)
+		temp = 16;
+	else
+		temp = 8;
+
+	temp = temp - temp1 * temp2 / temp3;	/* 16-DRamBus - DCLK*BytePerPixel/MCLK */
+
+	if ((52 * 16 % temp) == 0)
+		temp = 52 * 16 / temp + 40;
+	else
+		temp = 52 * 16 / temp + 40 + 1;
+
+	/* get DRAM latency */
+	temp1 = (SiS_GetReg1 (SiS_P3c4, 0x17) >> 3) & 0x7;	/* SR17[5:3] DRAM Queue depth */
+	temp2 = (SiS_GetReg1 (SiS_P3c4, 0x17) >> 6) & 0x3;	/* SR17[7:6] DRAM Grant length */
+
+#ifdef CONFIG_FB_SIS_315
+	if (SiS_Get310DRAMType (ROMAddr) < 2) {
+		for (temp3 = 0; temp3 < 16; temp3 += 2) {
+			if ((CombCode[temp3] == temp1)
+			    && (CombCode[temp3 + 1] == temp2)) {
+				temp3 = CRT2ThLow[temp3 >> 1];
+			}
+		}
+	} else {
+		for (temp3 = 0; temp3 < 16; temp3 += 2) {
+			if ((CombCode[temp3] == temp1)
+			    && (CombCode[temp3 + 1] == temp2)) {
+				temp3 = CRT2ThLow[8 + (temp3 >> 1)];
+			}
+		}
+	}
+#endif
+
+	temp += temp3;		/* CRT1 Request Period */
+
+	CRT2ModeNo = ModeNo;	/* get CRT2 ModeNo */
+	SiS_SearchModeID (ROMAddr, CRT2ModeNo, &ModeIdIndex);	/* Get ModeID Table */
+	SiS_SetFlag = SiS_SetFlag | ProgrammingCRT2;
+	RefreshRateTableIndex = SiS_GetRatePtrCRT2 (ROMAddr, CRT1ModeNo, ModeIdIndex);	/* Set REFIndex-> for crt1 refreshrate */
+	index =
+	    SiS_GetVCLK2Ptr (ROMAddr, CRT2ModeNo, ModeIdIndex,
+			     RefreshRateTableIndex, HwDeviceExtension);
+	temp1 = SiS_VCLKData[index].CLOCK;	/* Get VCLK  */
+
+	temp2 = SiS_GetColorDepth (ROMAddr, CRT2ModeNo, ModeIdIndex);
+#ifdef CONFIG_FB_SIS_315
+	index = SiS_Get310DRAMType (ROMAddr);
+#endif
+	temp3 = SiS_MCLKData[index].CLOCK;	/* Get MCLK  */
+
+	if ((temp * temp1 * temp2) % (16 * temp3) == 0)
+		temp = temp * temp1 * temp2 / (16 * temp3);	/* CRT1 Request period * TCLK*BytePerPixel/(MCLK*16) */
+	else
+		temp = temp * temp1 * temp2 / (16 * temp3) + 1;	/* CRT1 Request period * TCLK*BytePerPixel/(MCLK*16) */
+
+	if (temp > 0x37)
+		temp = 0x37;
+
+	SiS_SetRegANDOR (SiS_Part1Port, 0x02, ~0x3F, temp);
+
+}
+
+void
+SiS_GetLVDSDesData (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex)
+{
+
+	USHORT modeflag;
+	USHORT PanelIndex, ResIndex;
+	SiS_LVDSDesStruct *PanelDesPtr = NULL;
+	if ((SiS_IF_DEF_LVDS == 0)
+	    && ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {	/*301b *//*for test */
+		SiS_GetLVDSDesPtrA (ROMAddr, ModeNo, ModeIdIndex,
+				    RefreshRateTableIndex, &PanelIndex,
+				    &ResIndex);
+		switch (PanelIndex) {
+		case 0:
+			PanelDesPtr = LVDS1024x768Des_1;
+			break;
+		case 1:
+			PanelDesPtr = LVDS1280x1024Des_1;
+			break;
+		case 2:
+			PanelDesPtr = LVDS1280x960Des_1;
+			break;
+		case 3:
+			PanelDesPtr = LVDS1024x768Des_2;
+			break;
+		case 4:
+			PanelDesPtr = LVDS1280x1024Des_2;
+			break;
+		case 5:
+			PanelDesPtr = LVDS1280x960Des_2;
+			break;
+		}
+	} else {
+		SiS_GetLVDSDesPtr (ROMAddr, ModeNo, ModeIdIndex,
+				   RefreshRateTableIndex, &PanelIndex,
+				   &ResIndex);
+		switch (PanelIndex) {
+		case 0:
+			PanelDesPtr = SiS_PanelType00_1;
+			break;
+		case 1:
+			PanelDesPtr = SiS_PanelType01_1;
+			break;
+		case 2:
+			PanelDesPtr = SiS_PanelType02_1;
+			break;
+		case 3:
+			PanelDesPtr = SiS_PanelType03_1;
+			break;
+		case 4:
+			PanelDesPtr = SiS_PanelType04_1;
+			break;
+		case 5:
+			PanelDesPtr = SiS_PanelType05_1;
+			break;
+		case 6:
+			PanelDesPtr = SiS_PanelType06_1;
+			break;
+		case 7:
+			PanelDesPtr = SiS_PanelType07_1;
+			break;
+		case 8:
+			PanelDesPtr = SiS_PanelType08_1;
+			break;
+		case 9:
+			PanelDesPtr = SiS_PanelType09_1;
+			break;
+		case 10:
+			PanelDesPtr = SiS_PanelType0a_1;
+			break;
+		case 11:
+			PanelDesPtr = SiS_PanelType0b_1;
+			break;
+		case 12:
+			PanelDesPtr = SiS_PanelType0c_1;
+			break;
+		case 13:
+			PanelDesPtr = SiS_PanelType0d_1;
+			break;
+		case 14:
+			PanelDesPtr = SiS_PanelType0e_1;
+			break;
+		case 15:
+			PanelDesPtr = SiS_PanelType0f_1;
+			break;
+		case 16:
+			PanelDesPtr = SiS_PanelType00_2;
+			break;
+		case 17:
+			PanelDesPtr = SiS_PanelType01_2;
+			break;
+		case 18:
+			PanelDesPtr = SiS_PanelType02_2;
+			break;
+		case 19:
+			PanelDesPtr = SiS_PanelType03_2;
+			break;
+		case 20:
+			PanelDesPtr = SiS_PanelType04_2;
+			break;
+		case 21:
+			PanelDesPtr = SiS_PanelType05_2;
+			break;
+		case 22:
+			PanelDesPtr = SiS_PanelType06_2;
+			break;
+		case 23:
+			PanelDesPtr = SiS_PanelType07_2;
+			break;
+		case 24:
+			PanelDesPtr = SiS_PanelType08_2;
+			break;
+		case 25:
+			PanelDesPtr = SiS_PanelType09_2;
+			break;
+		case 26:
+			PanelDesPtr = SiS_PanelType0a_2;
+			break;
+		case 27:
+			PanelDesPtr = SiS_PanelType0b_2;
+			break;
+		case 28:
+			PanelDesPtr = SiS_PanelType0c_2;
+			break;
+		case 29:
+			PanelDesPtr = SiS_PanelType0d_2;
+			break;
+		case 30:
+			PanelDesPtr = SiS_PanelType0e_2;
+			break;
+		case 31:
+			PanelDesPtr = SiS_PanelType0f_2;
+			break;
+		case 32:
+			PanelDesPtr = SiS_CHTVUNTSCDesData;
+			break;
+		case 33:
+			PanelDesPtr = SiS_CHTVONTSCDesData;
+			break;
+		case 34:
+			PanelDesPtr = SiS_CHTVUPALDesData;
+			break;
+		case 35:
+			PanelDesPtr = SiS_CHTVOPALDesData;
+			break;
+		}
+	}
+	SiS_LCDHDES = (PanelDesPtr + ResIndex)->LCDHDES;
+	SiS_LCDVDES = (PanelDesPtr + ResIndex)->LCDVDES;
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		if (SiS_LCDResInfo >= Panel1024x768) {
+			if (ModeNo <= 0x13) {
+				modeflag =
+				    SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+				if (!(modeflag & HalfDCLK)) {
+					SiS_LCDHDES = 320;
+				}
+			}
+		}
+	}
+	return;
+
+}
+
+void
+SiS_GetLVDSDesPtr (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		   USHORT RefreshRateTableIndex, USHORT * PanelIndex,
+		   USHORT * ResIndex)
+{
+	USHORT tempbx, tempal;
+
+	tempbx = 0;
+	if (SiS_IF_DEF_CH7005 == 1) {
+		if (!(SiS_VBInfo & SetCRT2ToLCD)) {
+			tempbx = 32;
+			if (SiS_VBInfo & SetPALTV)
+				tempbx = tempbx + 2;
+			if (SiS_VBInfo & SetCHTVOverScan)
+				tempbx = tempbx + 1;
+		}
+	}
+	if (SiS_VBInfo & SetCRT2ToLCD) {
+		tempbx = SiS_LCDTypeInfo;
+		if (SiS_LCDInfo & LCDNonExpanding) {
+			tempbx = tempbx + 16;
+		}
+	}
+	if (ModeNo <= 0x13) {
+		tempal = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		tempal = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+	tempal = tempal & 0x1F;
+	*PanelIndex = tempbx;
+	*ResIndex = tempal;
+}
+
+/*301b*/
+void
+SiS_GetLVDSDesPtrA (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex, USHORT * PanelIndex,
+		    USHORT * ResIndex)
+{
+	USHORT tempbx, tempal;
+
+	tempbx = 0;
+	tempbx = SiS_LCDResInfo;
+	tempbx = tempbx - Panel1024x768;
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		tempbx = tempbx + 3;
+	}
+
+	if (ModeNo <= 0x13) {
+		tempal = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		tempal = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+	tempal = tempal & 0x1F;
+	*PanelIndex = tempbx;
+	*ResIndex = tempal;
+}
+
+/*end 301b*/
+
+void
+SiS_SetCRT2ModeRegs (USHORT BaseAddr, USHORT ModeNo,
+		     PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT i, j;
+	USHORT tempcl, tempah;
+/*301b*/
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x00, ~0x050, 0x40);
+		SiS_SetRegAND (SiS_Part1Port, 0x2E, 0xF7);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x13, 0xFB, 0x04);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x2c, 0xCF, 0x30);
+		SiS_SetRegANDOR (SiS_Part4Port, 0x21, 0x3F, 0xC0);
+		SiS_SetRegANDOR (SiS_Part4Port, 0x23, 0x7F, 0x00);
+	}
+	/*end 301b */
+	else {
+		for (i = 0, j = 4; i < 3; i++, j++)
+			SiS_SetReg1 (SiS_Part1Port, j, 0);
+
+		tempcl = SiS_ModeType;
+		if (HwDeviceExtension->jChipType < SIS_315H) {	/* 300 series */
+			if (ModeNo > 0x13) {
+				tempcl = tempcl - ModeVGA;
+				if ((tempcl > 0) || (tempcl == 0)) {
+					tempah = ((0x010 >> tempcl) | 0x080);
+				}
+			} else {
+				tempah = 0x080;
+			}
+			if (SiS_VBInfo & SetInSlaveMode) {
+				tempah = (tempah ^ 0x0A0);
+			}
+		} else {	/* 310 series */
+
+			if (ModeNo > 0x13) {
+				tempcl = tempcl - ModeVGA;
+				if ((tempcl > 0) || (tempcl == 0)) {
+					tempah = (0x008 >> tempcl);
+					if (tempah == 0)
+						tempah = 1;
+					tempah |= 0x040;
+				}
+			} else {
+				tempah = 0x040;
+			}
+
+			if (SiS_VBInfo & SetInSlaveMode) {
+				tempah = (tempah ^ 0x050);
+			}
+
+		}
+
+		if (SiS_VBInfo & CRT2DisplayFlag) {
+			tempah = 0;
+		}
+		SiS_SetReg1 (SiS_Part1Port, 0x00, tempah);
+
+		if (SiS_IF_DEF_LVDS == 0) {	/* ifdef 301 */
+			tempah = 0x01;
+			if (!(SiS_VBInfo & SetInSlaveMode)) {
+				tempah = (tempah | 0x02);
+			}
+			if (!(SiS_VBInfo & SetCRT2ToRAMDAC)) {
+				tempah = (tempah ^ 0x05);
+				if (!(SiS_VBInfo & SetCRT2ToLCD)) {
+					tempah = (tempah ^ 0x01);
+				}
+			}
+
+			tempcl = tempah;	/* 05/03/01 ynlai for TV display bug */
+
+			if (HwDeviceExtension->jChipType < SIS_315H) {	/* 300 series */
+				tempah = (tempah << 5) & 0xFF;
+				if (SiS_VBInfo & CRT2DisplayFlag) {
+					tempah = 0;
+				}
+				SiS_SetReg1 (SiS_Part1Port, 0x01, tempah);
+
+				tempah = tempah >> 5;
+			} else {	/* 310 series */
+
+				if (SiS_VBInfo & CRT2DisplayFlag) {
+					tempah = 0;
+				}
+				tempah =
+				    (SiS_GetReg1 (SiS_Part1Port, 0x2E) & 0xF8) |
+				    tempah;
+				SiS_SetReg1 (SiS_Part1Port, 0x2E, tempah);
+				tempah = tempcl;
+			}
+
+			if ((SiS_ModeType == ModeVGA)
+			    && (!(SiS_VBInfo & SetInSlaveMode))) {
+				tempah = tempah | 0x010;
+			}
+
+			if (SiS_LCDResInfo == Panel1024x768)
+				tempah = tempah | 0x080;
+
+			if ((SiS_LCDResInfo == Panel1280x1024)
+			    || (SiS_LCDResInfo == Panel1280x960)) {
+				tempah = tempah | 0x080;
+			}
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				if (SiS_VBInfo & SetInSlaveMode) {
+					if (
+					    ((SiS_VBType & VB_SIS301B)
+					     || (SiS_VBType & VB_SIS302B))) {	/*301b */
+						if (SiS_SetFlag & TVSimuMode)
+							tempah = tempah | 0x020;
+					} else
+						tempah = tempah | 0x020;
+				}
+			}
+			SiS_SetRegANDOR (SiS_Part4Port, 0x0D, ~0x0BF, tempah);
+			tempah = 0;
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				if (SiS_VBInfo & SetInSlaveMode) {
+					if (
+					    ((SiS_VBType & VB_SIS301B)
+					     || (SiS_VBType & VB_SIS302B))) {	/*301b */
+						{
+							SiS_SetFlag =
+							    SiS_SetFlag |
+							    RPLLDIV2XO;
+							tempah = tempah | 0x40;
+						}
+					} else {
+						if (!(SiS_SetFlag & TVSimuMode)) {
+							if (!
+							    (SiS_VBInfo &
+							     SetCRT2ToHiVisionTV))
+							{
+								SiS_SetFlag =
+								    SiS_SetFlag
+								    |
+								    RPLLDIV2XO;
+								tempah =
+								    tempah |
+								    0x40;
+							}
+						}
+					}
+				} else {
+					SiS_SetFlag = SiS_SetFlag | RPLLDIV2XO;
+					tempah = tempah | 0x40;
+				}
+			}
+			if (SiS_LCDResInfo == Panel1280x1024)
+				tempah = tempah | 0x80;
+			if (SiS_LCDResInfo == Panel1280x960)
+				tempah = tempah | 0x80;
+			SiS_SetReg1 (SiS_Part4Port, 0x0C, tempah);
+		} else {
+			/*LVDS*/ tempah = 0;
+			if (!(SiS_VBInfo & SetInSlaveMode)) {
+				tempah = tempah | 0x02;
+			}
+			SiS_SetRegANDOR (SiS_Part1Port, 0x2e, 0xF0, tempah);
+		}
+	}
+/*301b*/
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (!(SiS_VBInfo & SetCRT2ToLCDA))) {
+		if (SiS_IsDualEdge (BaseAddr))
+			SiS_SetRegANDOR (SiS_Part1Port, 0x13, 0xFB, 0x00);
+		else
+			SiS_SetRegANDOR (SiS_Part1Port, 0x13, 0xFF, 0x00);
+		if (SiS_IsDualEdge (BaseAddr))
+			SiS_SetRegANDOR (SiS_Part1Port, 0x2c, 0xCF, 0x00);
+		else
+			SiS_SetRegANDOR (SiS_Part1Port, 0x2c, 0xFF, 0x00);
+		if (SiS_IsDualEdge (BaseAddr))
+			SiS_SetRegANDOR (SiS_Part4Port, 0x21, 0x3F, 0x00);
+		else
+			SiS_SetRegANDOR (SiS_Part4Port, 0x21, 0xFF, 0x00);
+
+		if (SiS_IsDualEdge (BaseAddr))
+			SiS_SetRegANDOR (SiS_Part4Port, 0x23, 0xFF, 0x80);
+		else
+			SiS_SetRegANDOR (SiS_Part4Port, 0x23, 0xFF, 0x00);
+	}
+
+/*end 301b*/
+}
+void
+SiS_GetCRT2Data (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex)
+{
+	if (SiS_IF_DEF_LVDS == 0) {	/*301  */
+		if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {
+			if (SiS_VBInfo & SetCRT2ToLCDA)
+				SiS_GetCRT2DataLVDS (ROMAddr, ModeNo,
+						     ModeIdIndex,
+						     RefreshRateTableIndex);
+			else
+				SiS_GetCRT2Data301 (ROMAddr, ModeNo,
+						    ModeIdIndex,
+						    RefreshRateTableIndex);
+		} else
+			SiS_GetCRT2Data301 (ROMAddr, ModeNo, ModeIdIndex,
+					    RefreshRateTableIndex);
+		return;
+	} else {		/*LVDS */
+		SiS_GetCRT2DataLVDS (ROMAddr, ModeNo, ModeIdIndex,
+				     RefreshRateTableIndex);
+		return;
+	}
+}
+
+void
+SiS_GetCRT2DataLVDS (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		     USHORT RefreshRateTableIndex)
+{
+	USHORT tempax, tempbx;
+	USHORT CRT2Index, ResIndex;
+	SiS_LVDSDataStruct *LVDSData = NULL;
+
+	SiS_GetCRT2ResInfo (ROMAddr, ModeNo, ModeIdIndex);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+		SiS_GetCRT2PtrA (ROMAddr, ModeNo, ModeIdIndex,
+				 RefreshRateTableIndex, &CRT2Index, &ResIndex);
+		switch (CRT2Index) {
+		case 0:
+			LVDSData = SiS_LVDS1024x768Data_1;
+			break;
+		case 1:
+			LVDSData = SiS_LVDS1280x1024Data_1;
+			break;
+		case 2:
+			LVDSData = SiS_LVDS1280x1024Data_1;
+			break;
+			/*  case  2:  LVDSData=SiS_LVDS1280x960Data_1;  break; */
+		case 3:
+			LVDSData = SiS_LVDS1024x768Data_2;
+			break;
+		case 4:
+			LVDSData = SiS_LVDS1280x1024Data_2;
+			break;
+		case 5:
+			LVDSData = SiS_LVDS1280x1024Data_2;
+			break;
+			/*  case  5:  LVDSData=SiS_LVDS1280x960Data_2;  break; */
+		}
+	}
+
+	else {
+		SiS_GetCRT2Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				RefreshRateTableIndex, &CRT2Index, &ResIndex);
+		switch (CRT2Index) {
+		case 0:
+			LVDSData = SiS_LVDS800x600Data_1;
+			break;
+		case 1:
+			LVDSData = SiS_LVDS1024x768Data_1;
+			break;
+		case 2:
+			LVDSData = SiS_LVDS1280x1024Data_1;
+			break;
+		case 3:
+			LVDSData = SiS_LVDS800x600Data_2;
+			break;
+		case 4:
+			LVDSData = SiS_LVDS1024x768Data_2;
+			break;
+		case 5:
+			LVDSData = SiS_LVDS1280x1024Data_2;
+			break;
+		case 6:
+			LVDSData = SiS_LVDS640x480Data_1;
+			break;
+		case 7:
+			LVDSData = SiS_CHTVUNTSCData;
+			break;
+		case 8:
+			LVDSData = SiS_CHTVONTSCData;
+			break;
+		case 9:
+			LVDSData = SiS_CHTVUPALData;
+			break;
+		case 10:
+			LVDSData = SiS_CHTVOPALData;
+			break;
+		}
+	}
+	SiS_VGAHT = (LVDSData + ResIndex)->VGAHT;
+	SiS_VGAVT = (LVDSData + ResIndex)->VGAVT;
+	SiS_HT = (LVDSData + ResIndex)->LCDHT;
+	SiS_VT = (LVDSData + ResIndex)->LCDVT;
+/*301b*/
+	if ((SiS_IF_DEF_LVDS == 0)
+	    && ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {	/*for test */
+		if (!(SiS_LCDInfo & LCDNonExpanding)) {
+			if (SiS_LCDResInfo == Panel1024x768) {
+				tempax = 1024;
+				tempbx = 768;
+			} else {
+				tempax = 1280;
+				tempbx = 1024;
+			}
+			SiS_HDE = tempax;
+			SiS_VDE = tempbx;
+		}
+	} else {
+		if (SiS_IF_DEF_TRUMPION == 0) {
+			if (SiS_VBInfo & SetCRT2ToLCD) {
+				if (!(SiS_LCDInfo & LCDNonExpanding)) {
+					if (SiS_LCDResInfo == Panel800x600) {
+						tempax = 800;
+						tempbx = 600;
+					} else if (SiS_LCDResInfo ==
+						   Panel1024x768) {
+						tempax = 1024;
+						tempbx = 768;
+					} else {
+						tempax = 1280;
+						tempbx = 1024;
+					}
+					SiS_HDE = tempax;
+					SiS_VDE = tempbx;
+				}
+			}
+		}
+	}
+	return;
+}
+
+void
+SiS_GetCRT2Data301 (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex)
+{
+	USHORT tempax, tempbx, modeflag;
+	USHORT resinfo;
+	USHORT CRT2Index, ResIndex;
+	SiS_LCDDataStruct *LCDPtr = NULL;
+	SiS_TVDataStruct *TVPtr = NULL;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+	}
+	SiS_NewFlickerMode = 0;
+	SiS_RVBHRS = 50;
+	SiS_RY1COE = 0;
+	SiS_RY2COE = 0;
+	SiS_RY3COE = 0;
+	SiS_RY4COE = 0;
+
+	SiS_GetCRT2ResInfo (ROMAddr, ModeNo, ModeIdIndex);
+	if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+		SiS_GetRAMDAC2DATA (ROMAddr, ModeNo, ModeIdIndex,
+				    RefreshRateTableIndex);
+		return;
+	}
+
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		SiS_GetCRT2Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				RefreshRateTableIndex, &CRT2Index, &ResIndex);
+		switch (CRT2Index) {
+		case 2:
+			TVPtr = SiS_ExtHiTVData;
+			break;
+		case 3:
+			TVPtr = SiS_ExtPALData;
+			break;
+		case 4:
+			TVPtr = SiS_ExtNTSCData;
+			break;
+		case 7:
+			TVPtr = SiS_St1HiTVData;
+			break;
+		case 8:
+			TVPtr = SiS_StPALData;
+			break;
+		case 9:
+			TVPtr = SiS_StNTSCData;
+			break;
+		case 12:
+			TVPtr = SiS_St2HiTVData;
+			break;
+		}
+
+		SiS_RVBHCMAX = (TVPtr + ResIndex)->RVBHCMAX;
+		SiS_RVBHCFACT = (TVPtr + ResIndex)->RVBHCFACT;
+		SiS_VGAHT = (TVPtr + ResIndex)->VGAHT;
+		SiS_VGAVT = (TVPtr + ResIndex)->VGAVT;
+		SiS_HDE = (TVPtr + ResIndex)->TVHDE;
+		SiS_VDE = (TVPtr + ResIndex)->TVVDE;
+		SiS_RVBHRS = (TVPtr + ResIndex)->RVBHRS;
+		SiS_NewFlickerMode = (TVPtr + ResIndex)->FlickerMode;
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+			if (resinfo == 0x08)
+				SiS_NewFlickerMode = 0x40;
+			if (resinfo == 0x09)
+				SiS_NewFlickerMode = 0x40;
+			if (resinfo == 0x10)
+				SiS_NewFlickerMode = 0x40;
+		}
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+			if (SiS_VGAVDE == 350)
+				SiS_SetFlag = SiS_SetFlag | TVSimuMode;
+			tempax = ExtHiTVHT;
+			tempbx = ExtHiTVVT;
+			if (SiS_VBInfo & SetInSlaveMode) {
+				if (SiS_SetFlag & TVSimuMode) {
+					tempax = StHiTVHT;
+					tempbx = StHiTVVT;
+					if (!(modeflag & Charx8Dot)) {
+						tempax = StHiTextTVHT;
+						tempbx = StHiTextTVVT;
+					}
+				}
+			}
+		}
+		if (!(SiS_VBInfo & SetCRT2ToHiVisionTV)) {
+			SiS_RY1COE = (TVPtr + ResIndex)->RY1COE;
+			SiS_RY2COE = (TVPtr + ResIndex)->RY2COE;
+			if (modeflag & HalfDCLK) {
+				SiS_RY1COE = 0x00;
+				SiS_RY2COE = 0xf4;
+			}
+			SiS_RY3COE = (TVPtr + ResIndex)->RY3COE;
+			SiS_RY4COE = (TVPtr + ResIndex)->RY4COE;
+			if (modeflag & HalfDCLK) {
+				SiS_RY3COE = 0x10;
+				SiS_RY4COE = 0x38;
+			}
+			if (!(SiS_VBInfo & SetPALTV)) {
+				tempax = NTSCHT;
+				tempbx = NTSCVT;
+			} else {
+				tempax = PALHT;
+				tempbx = PALVT;
+			}
+		}
+		SiS_HT = tempax;
+		SiS_VT = tempbx;
+		return;
+	}
+
+	if (SiS_VBInfo & SetCRT2ToLCD) {
+		SiS_GetCRT2Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				RefreshRateTableIndex, &CRT2Index, &ResIndex);
+		switch (CRT2Index) {
+		case 0:
+			LCDPtr = SiS_ExtLCD1024x768Data;
+			break;
+		case 1:
+			LCDPtr = SiS_ExtLCD1280x1024Data;
+			break;
+		case 5:
+			LCDPtr = SiS_StLCD1024x768Data;
+			break;
+		case 6:
+			LCDPtr = SiS_StLCD1280x1024Data;
+			break;
+		case 10:
+			LCDPtr = SiS_St2LCD1024x768Data;
+			break;
+		case 11:
+			LCDPtr = SiS_St2LCD1280x1024Data;
+			break;
+		case 13:
+			LCDPtr = SiS_NoScaleData;
+			break;
+		case 14:
+			LCDPtr = SiS_LCD1280x960Data;
+			break;
+		}
+
+		SiS_RVBHCMAX = (LCDPtr + ResIndex)->RVBHCMAX;
+		SiS_RVBHCFACT = (LCDPtr + ResIndex)->RVBHCFACT;
+		SiS_VGAHT = (LCDPtr + ResIndex)->VGAHT;
+		SiS_VGAVT = (LCDPtr + ResIndex)->VGAVT;
+		SiS_HT = (LCDPtr + ResIndex)->LCDHT;
+		SiS_VT = (LCDPtr + ResIndex)->LCDVT;
+		tempax = 1024;
+		if (SiS_SetFlag & LCDVESATiming) {
+			if (SiS_VGAVDE == 350)
+				tempbx = 560;
+			else if (SiS_VGAVDE == 400)
+				tempbx = 640;
+			else
+				tempbx = 768;
+		} else {
+			if (SiS_VGAVDE == 357)
+				tempbx = 527;
+			else if (SiS_VGAVDE == 420)
+				tempbx = 620;
+			else if (SiS_VGAVDE == 525)
+				tempbx = 775;
+			else if (SiS_VGAVDE == 600)
+				tempbx = 775;
+			else if (SiS_VGAVDE == 350)
+				tempbx = 560;
+			else if (SiS_VGAVDE == 400)
+				tempbx = 640;
+			else
+				tempbx = 768;
+		}
+		if (SiS_LCDResInfo == Panel1280x1024) {
+			tempax = 1280;
+			if (SiS_VGAVDE == 360)
+				tempbx = 768;
+			else if (SiS_VGAVDE == 375)
+				tempbx = 800;
+			else if (SiS_VGAVDE == 405)
+				tempbx = 864;
+			else
+				tempbx = 1024;
+		}
+		if (SiS_LCDResInfo == Panel1280x960) {
+			tempax = 1280;
+			if (SiS_VGAVDE == 350)
+				tempbx = 700;
+			else if (SiS_VGAVDE == 400)
+				tempbx = 800;
+			else if (SiS_VGAVDE == 1024)
+				tempbx = 960;
+			else
+				tempbx = 960;
+		}
+		if (SiS_LCDInfo & LCDNonExpanding) {
+			tempax = SiS_VGAHDE;
+			tempbx = SiS_VGAVDE;
+		}
+		SiS_HDE = tempax;
+		SiS_VDE = tempbx;
+		return;
+	}
+}
+
+USHORT
+SiS_GetResInfo (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT resindex;
+
+	if (ModeNo <= 0x13) {
+		resindex = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;	/* si+St_ResInfo */
+	} else {
+		resindex = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;	/* si+Ext_ResInfo */
+	}
+	return (resindex);
+}
+
+void
+SiS_GetCRT2ResInfo (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT xres, yres, modeflag, resindex;
+
+	resindex = SiS_GetResInfo (ROMAddr, ModeNo, ModeIdIndex);
+	if (ModeNo <= 0x13) {
+		xres = SiS_StResInfo[resindex].HTotal;
+		yres = SiS_StResInfo[resindex].VTotal;
+	} else {
+		xres = SiS_ModeResInfo[resindex].HTotal;	/* xres->ax */
+		yres = SiS_ModeResInfo[resindex].VTotal;	/* yres->bx */
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+St_ModeFlag */
+		if (modeflag & HalfDCLK) {
+			xres = xres * 2;
+		}
+		if (modeflag & DoubleScanMode) {
+			yres = yres * 2;
+		}
+	}
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_LCDResInfo == Panel1280x1024) {
+			if (yres == 400)
+				yres = 405;
+			if (yres == 350)
+				yres = 360;
+			if (SiS_SetFlag & LCDVESATiming) {
+				if (yres == 360)
+					yres = 375;
+			}
+		}
+		if (SiS_LCDResInfo == Panel1024x768) {
+			if (!(SiS_SetFlag & LCDVESATiming)) {
+				if (!(SiS_LCDInfo & LCDNonExpanding)) {
+					if (yres == 350)
+						yres = 357;
+					if (yres == 400)
+						yres = 420;
+/*          if(!OldBios)             */
+					if (yres == 480)
+						yres = 525;
+				}
+			}
+		}
+	} else {
+		if (xres == 720)
+			xres = 640;
+	}
+	SiS_VGAHDE = xres;
+	SiS_HDE = xres;
+	SiS_VGAVDE = yres;
+	SiS_VDE = yres;
+}
+
+void
+SiS_GetCRT2Ptr (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		USHORT RefreshRateTableIndex, USHORT * CRT2Index,
+		USHORT * ResIndex)
+{
+	USHORT tempbx, tempal;
+	USHORT Flag;
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_VBInfo & SetCRT2ToLCD) {	/* LCD */
+			tempbx = SiS_LCDResInfo;
+			tempbx = tempbx - Panel1024x768;
+			if (!(SiS_SetFlag & LCDVESATiming)) {
+				tempbx += 5;
+/*      GetRevisionID();  */
+				tempbx += 5;
+			}
+		} else {
+			if (SiS_VBInfo & SetCRT2ToHiVisionTV) {	/* TV */
+				if (SiS_VGAVDE > 480)
+					SiS_SetFlag =
+					    SiS_SetFlag & (!TVSimuMode);
+				tempbx = 2;
+				if (SiS_VBInfo & SetInSlaveMode) {
+					if (!(SiS_SetFlag & TVSimuMode))
+						tempbx = 10;
+				}
+			} else {
+				if (SiS_VBInfo & SetPALTV) {
+					tempbx = 3;
+				} else {
+					tempbx = 4;
+				}
+				if (SiS_SetFlag & TVSimuMode) {
+					tempbx = tempbx + 5;
+				}
+			}
+		}
+		if (ModeNo <= 0x13) {
+			tempal = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+		} else {
+			tempal =
+			    SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+		}
+		tempal = tempal & 0x3F;
+		/*301b */
+		if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+		    && (SiS_VBInfo & SetCRT2ToTV)) {
+			/*look */
+			if (tempal == 0x06)
+				tempal = 0x07;
+
+		}
+		/*end 301b */
+		if ((0x31 <= ModeNo) && (ModeNo <= 0x35))
+			tempal = 6;
+		if (SiS_LCDInfo & LCDNonExpanding)
+			tempbx = 0x0D;
+		if (SiS_LCDResInfo == Panel1280x960)
+			tempbx = 0x0E;
+		*CRT2Index = tempbx;
+		*ResIndex = tempal;
+	} else {		/* LVDS */
+		Flag = 1;
+		tempbx = 0;
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (!(SiS_VBInfo & SetCRT2ToLCD)) {
+				Flag = 0;
+				tempbx = 7;
+				if (SiS_VBInfo & SetPALTV)
+					tempbx = tempbx + 2;
+				if (SiS_VBInfo & SetCHTVOverScan)
+					tempbx = tempbx + 1;
+			}
+		}
+		if (Flag == 1) {
+			tempbx = SiS_LCDResInfo - Panel800x600;
+			if (SiS_LCDInfo & LCDNonExpanding) {
+				tempbx = tempbx + 3;
+			}
+		}
+		if (ModeNo <= 0x13) {
+			tempal = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+		} else {
+			tempal =
+			    SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+		}
+		tempal = tempal & 0x1F;
+		*CRT2Index = tempbx;
+		*ResIndex = tempal;
+	}
+}
+
+void
+SiS_GetCRT2PtrA (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex, USHORT * CRT2Index,
+		 USHORT * ResIndex)
+{
+	USHORT tempbx, tempal;
+
+	tempbx = SiS_LCDResInfo - Panel1024x768;
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		tempbx = tempbx + 3;
+	}
+	if (ModeNo <= 0x13) {
+		tempal = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		tempal = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+	tempal = tempal & 0x1F;
+	*CRT2Index = tempbx;
+	*ResIndex = tempal;
+}
+
+/*end 301b*/
+
+USHORT
+SiS_GetRatePtrCRT2 (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	SHORT LCDRefreshIndex[] = { 0x00, 0x00, 0x03, 0x01 };
+	SHORT LCDARefreshIndex[] = { 0x00, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01 };
+	USHORT RefreshRateTableIndex, i;
+	USHORT modeflag, index, temp;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+	}
+
+	if (SiS_IF_DEF_CH7005 == 1) {
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			if (modeflag & HalfDCLK)
+				return (0);
+		}
+	}
+	if (ModeNo < 0x14)
+		return (0xFFFF);
+	index = SiS_GetReg1 (SiS_P3d4, 0x33);
+	index = index >> SiS_SelectCRT2Rate;
+	index = index & 0x0F;
+	if (SiS_LCDInfo & LCDNonExpanding)
+		index = 0;
+	if (index > 0)
+		index--;
+
+	if (SiS_SetFlag & ProgrammingCRT2) {
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				index = 0;
+			}
+		}
+		if (SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {
+			if (SiS_IF_DEF_LVDS == 0) {
+				if ((SiS_VBType & VB_SIS301B)
+				    || (SiS_VBType & VB_SIS302B)) temp =
+					    LCDARefreshIndex[SiS_LCDResInfo];	/*301b */
+				else
+					temp = LCDRefreshIndex[SiS_LCDResInfo];
+				if (index > temp) {
+					index = temp;
+				}
+			} else {
+				index = 0;
+			}
+		}
+	}
+
+	RefreshRateTableIndex = SiS_EModeIDTable[ModeIdIndex].REFindex;
+	ModeNo = SiS_RefIndex[RefreshRateTableIndex].ModeID;
+	i = 0;
+	do {
+		if (SiS_RefIndex[RefreshRateTableIndex + i].ModeID != ModeNo)
+			break;
+		temp = SiS_RefIndex[RefreshRateTableIndex + i].Ext_InfoFlag;
+		temp = temp & ModeInfoFlag;
+		if (temp < SiS_ModeType)
+			break;
+
+		i++;
+		index--;
+	} while (index != 0xFFFF);
+
+	if (!(SiS_VBInfo & SetCRT2ToRAMDAC)) {
+		if (SiS_VBInfo & SetInSlaveMode) {
+			temp =
+			    SiS_RefIndex[RefreshRateTableIndex + i -
+					 1].Ext_InfoFlag;
+			if (temp & InterlaceMode) {
+				i++;
+			}
+		}
+	}
+
+	i--;
+	if ((SiS_SetFlag & ProgrammingCRT2)) {
+		temp =
+		    SiS_AjustCRT2Rate (ROMAddr, ModeNo, ModeIdIndex,
+				       RefreshRateTableIndex, &i);
+	}
+	return (RefreshRateTableIndex + i);	/*return(0x01|(temp1<<1));   */
+}
+
+BOOLEAN
+SiS_AjustCRT2Rate (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		   USHORT RefreshRateTableIndex, USHORT * i)
+{
+	USHORT tempax, tempbx, resinfo;
+	USHORT modeflag, infoflag;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ModeFlag */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+	}
+
+	resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+	tempbx = SiS_RefIndex[RefreshRateTableIndex + (*i)].ModeID;
+	tempax = 0;
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+			tempax = tempax | SupportRAMDAC2;
+		}
+		if (SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {	/*301b */
+			tempax = tempax | SupportLCD;
+			if (SiS_LCDResInfo != Panel1280x1024) {
+				if (SiS_LCDResInfo != Panel1280x960) {
+					if (SiS_LCDInfo & LCDNonExpanding) {
+						if (resinfo >= 9) {
+							tempax = 0;
+							return (0);
+						}
+					}
+				}
+			}
+		}
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV) {	/* for HiTV */
+			tempax = tempax | SupportHiVisionTV;
+			if (SiS_VBInfo & SetInSlaveMode) {
+				if (resinfo == 4)
+					return (0);
+				if (resinfo == 3) {
+					if (SiS_SetFlag & TVSimuMode)
+						return (0);
+				}
+				if (resinfo > 7)
+					return (0);
+			}
+		} else {
+			if (SiS_VBInfo &
+			    (SetCRT2ToAVIDEO | SetCRT2ToSVIDEO |
+			     SetCRT2ToSCART)) {
+				tempax = tempax | SupportTV;
+				/*301b */
+				if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {	/*301b */
+
+					tempax = tempax | SupportTV1024;
+
+				}
+				/*end 301b */
+
+				if (!(SiS_VBInfo & SetPALTV)) {
+					if (modeflag & NoSupportSimuTV) {
+						if (SiS_VBInfo & SetInSlaveMode) {
+							if (!
+							    (SiS_VBInfo &
+							     SetNotSimuMode)) {
+								return 0;
+							}
+						}
+					}
+				}
+			}
+		}
+	} else {		/* for LVDS */
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				tempax = tempax | SupportCHTV;
+			}
+		}
+		if (SiS_VBInfo & SetCRT2ToLCD) {
+			tempax = tempax | SupportLCD;
+			if (resinfo > 0x08)
+				return (0);	/*1024x768  */
+			if (SiS_LCDResInfo < Panel1024x768) {
+				if (resinfo > 0x07)
+					return (0);	/*800x600  */
+				if (resinfo == 0x04)
+					return (0);	/*512x384  */
+			}
+		}
+	}
+
+	for (; SiS_RefIndex[RefreshRateTableIndex + (*i)].ModeID == tempbx;
+	     (*i)--) {
+		infoflag =
+		    SiS_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
+		if (infoflag & tempax) {
+			return (1);
+		}
+		if ((*i) == 0)
+			break;
+	}
+
+	for ((*i) = 0;; (*i)++) {
+		infoflag =
+		    SiS_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
+		if (SiS_RefIndex[RefreshRateTableIndex + (*i)].ModeID != tempbx) {
+			return (0);
+		}
+		if (infoflag & tempax) {
+			return (1);
+		}
+	}
+	return (1);
+}
+
+void
+SiS_SaveCRT2Info (USHORT ModeNo)
+{
+	USHORT temp1, temp2;
+
+	SiS_SetReg1 (SiS_P3d4, 0x34, ModeNo);	/* reserve CR34 for CRT1 Mode No */
+	temp1 = (SiS_VBInfo & SetInSlaveMode) >> 8;
+	temp2 = ~(SetInSlaveMode >> 8);
+	SiS_SetRegANDOR (SiS_P3d4, 0x31, temp2, temp1);
+}
+
+void
+SiS_GetVBInfo301 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		  USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT tempax, tempbx, temp;
+	USHORT modeflag;
+	UCHAR OutputSelect = *pSiS_OutputSelect;
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+	}
+	SiS_SetFlag = 0;
+
+	SiS_ModeType = modeflag & ModeInfoFlag;
+	tempbx = 0;
+	if (SiS_BridgeIsOn (BaseAddr)) {
+		temp = SiS_GetReg1 (SiS_P3d4, 0x30);
+		tempbx = tempbx | temp;
+		temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+		tempax = temp << 8;
+		tempbx = tempbx | tempax;
+		temp = SetCHTVOverScan | SetInSlaveMode | DisableCRT2Display;	/* ynlai */
+		temp = 0xFFFF ^ temp;
+		tempbx = tempbx & temp;
+#ifdef CONFIG_FB_SIS_315
+		/*301b */
+		if ((SiS_VBType & VB_SIS302B)) {
+			temp = SiS_GetReg1 (SiS_P3d4, 0x38);
+			if (temp == 0x03)
+				tempbx = tempbx | (SetCRT2ToLCDA);
+		}
+		/*end301b */
+#endif
+		if (SiS_IF_DEF_LVDS == 0) {
+			if (SiS_IF_DEF_HiVision)
+				temp = 0x80FC;
+			else
+				temp = 0x807C;
+		} else {
+			if (SiS_IF_DEF_CH7005 == 1) {
+				temp = SetCRT2ToTV | SetCRT2ToLCD;
+			} else {
+				temp = SetCRT2ToLCD;
+			}
+		}
+		if (!(tempbx & temp)) {
+			tempax = tempax | DisableCRT2Display;
+			tempbx = 0;
+		}
+
+		if (SiS_IF_DEF_LVDS == 0) {
+			if (tempbx & SetCRT2ToLCDA) {	/*301b */
+				tempbx =
+				    tempbx & (0xFF00 | SwitchToCRT2 |
+					      SetSimuScanMode);
+			} else if (tempbx & SetCRT2ToRAMDAC) {
+				tempbx =
+				    tempbx & (0xFF00 | SetCRT2ToRAMDAC |
+					      SwitchToCRT2 | SetSimuScanMode);
+			} else if ((tempbx & SetCRT2ToLCD) && (!(SiS_VBType & VB_NoLCD))) {	/*301dlvds */
+				tempbx =
+				    tempbx & (0xFF00 | SetCRT2ToLCD |
+					      SwitchToCRT2 | SetSimuScanMode);
+			} else if (tempbx & SetCRT2ToSCART) {
+				tempbx =
+				    tempbx & (0xFF00 | SetCRT2ToSCART |
+					      SwitchToCRT2 | SetSimuScanMode);
+				tempbx = tempbx | SetPALTV;
+			} else if (tempbx & SetCRT2ToHiVisionTV) {
+				tempbx =
+				    tempbx & (0xFF00 | SetCRT2ToHiVisionTV |
+					      SwitchToCRT2 | SetSimuScanMode);
+				/* ynlai begin */
+				tempbx = tempbx | SetPALTV;
+				/* ynlai end */
+			}
+		} else {
+			if (SiS_IF_DEF_CH7005 == 1) {
+				if (tempbx & SetCRT2ToTV)
+					tempbx =
+					    tempbx & (0xFF00 | SetCRT2ToTV |
+						      SwitchToCRT2 |
+						      SetSimuScanMode);
+			}
+			if (tempbx & SetCRT2ToLCD)
+				tempbx =
+				    tempbx & (0xFF00 | SetCRT2ToLCD |
+					      SwitchToCRT2 | SetSimuScanMode);
+		}
+		if (tempax & DisableCRT2Display) {
+			if (!(tempbx & (SwitchToCRT2 | SetSimuScanMode))) {
+				tempbx = SetSimuScanMode | DisableCRT2Display;
+			}
+		}
+		if (!(tempbx & DriverMode)) {
+			tempbx = tempbx | SetSimuScanMode;
+		}
+		if (!(tempbx & SetSimuScanMode)) {
+			if (tempbx & SwitchToCRT2) {
+				if (!(modeflag & CRT2Mode)) {
+					tempbx = tempbx | SetSimuScanMode;
+				}
+			} else {
+				if (!
+				    (SiS_BridgeIsEnable
+				     (BaseAddr, HwDeviceExtension))) {
+					if (!(tempbx & DriverMode)) {
+						if (SiS_BridgeInSlave ()) {
+							tempbx =
+							    tempbx |
+							    SetInSlaveMode;
+						}
+					}
+				}
+			}
+		}
+		if (!(tempbx & DisableCRT2Display)) {
+			if (tempbx & DriverMode) {
+				if (tempbx & SetSimuScanMode) {
+					if (!(modeflag & CRT2Mode)) {
+						tempbx =
+						    tempbx | SetInSlaveMode;
+						if (SiS_IF_DEF_LVDS == 0) {
+							if (tempbx &
+							    SetCRT2ToTV) {
+								if (!
+								    (tempbx &
+								     SetNotSimuMode))
+								   SiS_SetFlag =
+									    SiS_SetFlag
+									    |
+									    TVSimuMode;
+							}
+						}
+					}
+				}
+			} else {
+				tempbx = tempbx | SetInSlaveMode;
+				if (SiS_IF_DEF_LVDS == 0) {
+					if (tempbx & SetCRT2ToTV) {
+						if (!(tempbx & SetNotSimuMode))
+							SiS_SetFlag =
+							    SiS_SetFlag |
+							    TVSimuMode;
+					}
+				}
+			}
+		}
+		if (SiS_IF_DEF_CH7005 == 1) {
+			temp = SiS_GetReg1 (SiS_P3d4, 0x35);
+			if (temp & TVOverScan)
+				tempbx = tempbx | SetCHTVOverScan;
+		}
+	}
+#ifdef CONFIG_FB_SIS_300
+	/*add PALMN */
+	if (SiS_IF_DEF_LVDS == 0) {
+		if ((HwDeviceExtension->jChipType == SIS_630) ||
+		    (HwDeviceExtension->jChipType == SIS_730)) {
+			if (!(OutputSelect & EnablePALMN))
+				SiS_SetRegAND (SiS_P3d4, 0x35, 0x3F);
+			if (tempbx & SetCRT2ToTV) {
+				if (tempbx & SetPALTV) {
+					temp = SiS_GetReg1 (SiS_P3d4, 0x35);
+					temp = temp & 0xC0;
+					if (temp == 0x40)
+						tempbx = tempbx & (~SetPALTV);
+				}
+			}
+		}
+	}
+	/*end add */
+#endif
+#ifdef CONFIG_FB_SIS_315
+	/*add PALMN */
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (!(OutputSelect & EnablePALMN))
+			SiS_SetRegAND (SiS_P3d4, 0x38, 0x3F);
+		if (tempbx & SetCRT2ToTV) {
+			if (tempbx & SetPALTV) {
+				temp = SiS_GetReg1 (SiS_P3d4, 0x38);
+				temp = temp & 0xC0;
+				if (temp == 0x40)
+					tempbx = tempbx & (~SetPALTV);
+			}
+		}
+	}
+	/*end add */
+#endif
+	SiS_VBInfo = tempbx;
+}
+
+void
+SiS_GetRAMDAC2DATA (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex)
+{
+	USHORT tempax, tempbx, temp;
+	USHORT temp1, temp2, modeflag = 0, tempcx;
+
+	USHORT StandTableIndex, CRT1Index;
+	USHORT ResInfo, DisplayType;
+	SiS_LVDSCRT1DataStruct *LVDSCRT1Ptr = NULL;
+
+	SiS_RVBHCMAX = 1;
+	SiS_RVBHCFACT = 1;
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
+		StandTableIndex = SiS_GetModePtr (ROMAddr, ModeNo, ModeIdIndex);
+		tempax = SiS_StandTable[StandTableIndex].CRTC[0];
+		tempbx = SiS_StandTable[StandTableIndex].CRTC[6];
+		temp1 = SiS_StandTable[StandTableIndex].CRTC[7];
+	} else {
+		if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+		    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+			/*add crt1ptr */
+			temp =
+			    SiS_GetLVDSCRT1Ptr (ROMAddr, ModeNo, ModeIdIndex,
+						RefreshRateTableIndex, &ResInfo,
+						&DisplayType);
+			if (temp == 0) {
+				return;
+			}
+			switch (DisplayType) {
+			case 0:
+				LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1;
+				break;
+			case 1:
+				LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1;
+				break;
+			case 2:
+				LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1;
+				break;
+			case 3:
+				LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1_H;
+				break;
+			case 4:
+				LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1_H;
+				break;
+			case 5:
+				LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1_H;
+				break;
+			case 6:
+				LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2;
+				break;
+			case 7:
+				LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2;
+				break;
+			case 8:
+				LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2;
+				break;
+			case 9:
+				LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2_H;
+				break;
+			case 10:
+				LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2_H;
+				break;
+			case 11:
+				LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2_H;
+				break;
+			case 12:
+				LVDSCRT1Ptr = SiS_CHTVCRT1UNTSC;
+				break;
+			case 13:
+				LVDSCRT1Ptr = SiS_CHTVCRT1ONTSC;
+				break;
+			case 14:
+				LVDSCRT1Ptr = SiS_CHTVCRT1UPAL;
+				break;
+			case 15:
+				LVDSCRT1Ptr = SiS_CHTVCRT1OPAL;
+				break;
+			}
+			temp1 = (LVDSCRT1Ptr + ResInfo)->CR[0];
+			temp2 = (LVDSCRT1Ptr + ResInfo)->CR[14];
+			tempax = (temp1 & 0xFF) | ((temp2 & 0x03) << 8);
+			tempbx = (LVDSCRT1Ptr + ResInfo)->CR[6];
+			tempcx = (LVDSCRT1Ptr + ResInfo)->CR[13] << 8;
+			tempcx = tempcx & 0x0100;
+			tempcx = tempcx << 2;
+			tempbx = tempbx | tempcx;
+			temp1 = (LVDSCRT1Ptr + ResInfo)->CR[7];
+		} /*add 301b */
+		else {
+			modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+			CRT1Index =
+			    SiS_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
+			CRT1Index = CRT1Index & 0x3F;
+			temp1 = (USHORT) SiS_CRT1Table[CRT1Index].CR[0];
+			temp2 = (USHORT) SiS_CRT1Table[CRT1Index].CR[14];
+			tempax = (temp1 & 0xFF) | ((temp2 & 0x03) << 8);
+			tempbx = (USHORT) SiS_CRT1Table[CRT1Index].CR[6];
+			tempcx = (USHORT) SiS_CRT1Table[CRT1Index].CR[13] << 8;
+			tempcx = tempcx & 0x0100;
+			tempcx = tempcx << 2;
+			tempbx = tempbx | tempcx;
+			temp1 = (USHORT) SiS_CRT1Table[CRT1Index].CR[7];
+		}
+	}
+	if (temp1 & 0x01)
+		tempbx = tempbx | 0x0100;
+	if (temp1 & 0x20)
+		tempbx = tempbx | 0x0200;
+	tempax = tempax + 5;
+	if (modeflag & Charx8Dot)
+		tempax = tempax * 8;
+	else
+		tempax = tempax * 9;
+
+	SiS_VGAHT = tempax;
+	SiS_HT = tempax;
+	tempbx++;
+	SiS_VGAVT = tempbx;
+	SiS_VT = tempbx;
+}
+
+void
+SiS_UnLockCRT2 (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr)
+{
+	if (HwDeviceExtension->jChipType >= SIS_315H) {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x2f, 0xFF, 0x01);
+	} else {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x24, 0xFF, 0x01);
+	}
+}
+
+void
+SiS_LockCRT2 (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr)
+{
+	if (HwDeviceExtension->jChipType >= SIS_315H) {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x2F, 0xFE, 0x00);
+	} else {
+		SiS_SetRegANDOR (SiS_Part1Port, 0x24, 0xFE, 0x00);
+	}
+}
+
+void
+SiS_EnableCRT2 ()
+{
+	SiS_SetRegANDOR (SiS_P3c4, 0x1E, 0xFF, 0x20);
+}
+
+void
+SiS_DisableBridge (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr)
+{
+
+	USHORT temp1, tempah, temp;
+	SiS_SetRegANDOR (SiS_P3c4, 0x11, 0xF7, 0x08);
+/*SetPanelDelay(1);  */
+	temp1 = 0x01;
+	if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {	/*301b */
+		if ((SiS_IsVAMode (BaseAddr)))
+			temp1 = 0x00;	/*no disable vb */
+	}
+
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (!temp1) {	/*301b */
+			SiS_SetRegANDOR (SiS_Part2Port, 0x00, 0x0DF, 0x00);	/* disable VB */
+			SiS_DisplayOff ();
+			if (HwDeviceExtension->jChipType >= SIS_315H) {	/* 310 series */
+				SiS_SetRegOR (SiS_Part1Port, 0x00, 0x80);	/* alan,BScreenOff */
+			}
+			SiS_SetRegANDOR (SiS_P3c4, 0x32, 0xDF, 0x00);
+
+			temp = SiS_GetReg1 (SiS_Part1Port, 0);
+			SiS_SetRegOR (SiS_Part1Port, 0x00, 0x10);	/* alan,BScreenOff */
+/*
+     if(HwDeviceExtension->jChipType >= SIS_315H) 
+     {
+      SiS_SetRegAND(SiS_Part1Port,0x2E,0x7F);  
+     }
+     */
+			SiS_SetRegANDOR (SiS_P3c4, 0x1E, 0xDF, 0x00);
+			SiS_SetReg1 (SiS_Part1Port, 0, temp);
+		} else {
+			if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {	/*301b */
+				if (!(SiS_Is301B (BaseAddr))) {
+					SiS_SetRegAND (SiS_P3c4, 0x32, 0xDF);
+					if ((!(SiS_IsDualEdge (BaseAddr)))
+					    && (!(SiS_IsVAMode (BaseAddr))))
+						tempah = 0x7F;
+					else if ((!(SiS_IsDualEdge (BaseAddr)))
+						 && (SiS_IsVAMode (BaseAddr)))
+						tempah = 0xBF;
+					else
+						tempah = 0x3F;
+					SiS_SetRegAND (SiS_Part4Port, 0x1F,
+						       tempah);
+				}
+			}
+		}
+	} else {
+		if (SiS_IF_DEF_CH7005) {
+			SiS_SetCH7005 (0x090E);
+		}
+		SiS_DisplayOff ();
+		SiS_SetRegANDOR (SiS_P3c4, 0x32, 0xDF, 0x00);
+		SiS_SetRegANDOR (SiS_P3c4, 0x1E, 0xDF, 0x00);
+		SiS_UnLockCRT2 (HwDeviceExtension, BaseAddr);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x01, 0xFF, 0x80);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x02, 0xFF, 0x40);
+	}
+/*SetPanelDelay(0);  */
+	SiS_SetRegANDOR (SiS_P3c4, 0x11, 0xFB, 0x04);
+}
+
+void
+SiS_EnableBridge (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr)
+{
+	USHORT temp, tempah;
+
+	SiS_SetRegANDOR (SiS_P3c4, 0x11, 0xFB, 0x00);
+/*SetPanelDelay(0);        */
+	if (SiS_IF_DEF_LVDS == 0) {
+		if ((!(SiS_IsVAMode (BaseAddr)))
+		    && ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+			SiS_SetRegANDOR (SiS_Part2Port, 0x00, 0x1F, 0x20);
+		} else {
+			temp = SiS_GetReg1 (SiS_P3c4, 0x32);
+			temp = temp & 0xDF;
+			if (SiS_BridgeInSlave ()) {
+				tempah = SiS_GetReg1 (SiS_P3d4, 0x30);
+				if (!(tempah & SetCRT2ToRAMDAC)) {
+					temp = temp | 0x20;
+				}
+			}
+			SiS_SetReg1 (SiS_P3c4, 0x32, temp);
+			SiS_SetRegANDOR (SiS_P3c4, 0x1E, 0xFF, 0x20);
+			if (HwDeviceExtension->jChipType >= SIS_315H) {	/* 310 series */
+				temp = SiS_GetReg1 (SiS_Part1Port, 0x2E);
+				if (!(temp & 0x80))
+					SiS_SetRegOR (SiS_Part1Port, 0x2E, 0x80);	/* by alan,BVBDOENABLE=1 */
+
+			}
+			SiS_SetRegANDOR (SiS_Part2Port, 0x00, 0x1F, 0x20);
+
+			if (HwDeviceExtension->jChipType >= SIS_315H) {	/* 310 series */
+				temp = SiS_GetReg1 (SiS_Part1Port, 0x2E);
+				if (!(temp & 0x80))
+					SiS_SetRegOR (SiS_Part1Port, 0x2E, 0x80);	/* by alan,BVBDOENABLE=1 */
+			}
+
+			SiS_SetRegANDOR (SiS_Part2Port, 0x00, 0x1F, 0x20);
+			SiS_VBLongWait ();
+			SiS_DisplayOn ();
+			SiS_VBLongWait ();
+		}
+		/*add301b */
+		if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {
+			if (!(SiS_Is301B (BaseAddr))) {
+				temp = SiS_GetReg1 (SiS_Part1Port, 0x2E);
+				if (!(temp & 0x80))
+					SiS_SetRegOR (SiS_Part1Port, 0x2E,
+						      0x80);
+				if ((!(SiS_IsDualEdge (BaseAddr)))
+				    && (!(SiS_IsVAMode (BaseAddr))))
+					tempah = 0x80;
+				else if ((!(SiS_IsDualEdge (BaseAddr)))
+					 && (SiS_IsVAMode (BaseAddr)))
+					tempah = 0x40;
+				else
+					tempah = 0xC0;
+				SiS_SetRegOR (SiS_Part4Port, 0x1F, tempah);
+			}
+		}
+		/*end 301b */
+	} else {
+		/*LVDS*/ SiS_EnableCRT2 ();
+		SiS_DisplayOn ();
+		SiS_UnLockCRT2 (HwDeviceExtension, BaseAddr);
+		SiS_SetRegANDOR (SiS_Part1Port, 0x02, 0xBF, 0x00);
+		if (SiS_BridgeInSlave ()) {
+			SiS_SetRegANDOR (SiS_Part1Port, 0x01, 0x1F, 0x00);
+		} else {
+			SiS_SetRegANDOR (SiS_Part1Port, 0x01, 0x1F, 0x40);
+		}
+		if (SiS_IF_DEF_CH7005) {
+			SiS_SetCH7005 (0x0B0E);
+		}
+	}
+/*SetPanelDelay(1);  */
+	SiS_SetRegANDOR (SiS_P3c4, 0x11, 0xF7, 0x00);
+}
+
+void
+SiS_SetPanelDelay (USHORT DelayTime)
+{
+	USHORT PanelID;
+
+	PanelID = SiS_GetReg1 (SiS_P3d4, 0x36);
+	PanelID = PanelID >> 4;
+
+	if (DelayTime == 0)
+		SiS_LCD_Wait_Time (SiS_PanelDelayTbl[PanelID].timer[0]);
+	else
+		SiS_LCD_Wait_Time (SiS_PanelDelayTbl[PanelID].timer[1]);
+}
+
+void
+SiS_LCD_Wait_Time (UCHAR DelayTime)
+{
+	USHORT i, j;
+	ULONG temp, flag;
+
+	flag = 0;
+	for (i = 0; i < DelayTime; i++) {
+		for (j = 0; j < 66; j++) {
+			temp = SiS_GetReg3 (0x61);
+			temp = temp & 0x10;
+			if (temp == flag)
+				continue;
+			flag = temp;
+		}
+	}
+}
+
+/*301b*/
+
+BOOLEAN
+SiS_Is301B (USHORT BaseAddr)
+{
+	USHORT flag;
+	flag = SiS_GetReg1 (SiS_Part4Port, 0x01);
+	if (flag > (0x0B0))
+		return (0);	/*301b */
+	else
+		return (1);
+}
+
+BOOLEAN
+SiS_IsDualEdge (USHORT BaseAddr)
+{
+#ifdef CONFIG_FB_SIS_315
+	USHORT flag;
+	flag = SiS_GetReg1 (SiS_P3d4, 0x38);
+	if (flag & EnableDualEdge)
+		return (0);
+	else
+		return (1);
+#endif
+	return (1);
+}
+
+BOOLEAN
+SiS_IsVAMode (USHORT BaseAddr)
+{
+	USHORT flag;
+	flag = SiS_GetReg1 (SiS_P3d4, 0x38);
+#ifdef CONFIG_FB_SIS_315
+	if ((flag & EnableDualEdge) && (flag & SetToLCDA))
+		return (0);
+	else
+		return (1);
+#endif
+	return (1);
+}
+
+BOOLEAN
+SiS_IsDisableCRT2 (USHORT BaseAddr)
+{
+	USHORT flag;
+	flag = SiS_GetReg1 (SiS_P3d4, 0x30);
+	if (flag & 0x20)
+		return (0);	/*301b */
+	else
+		return (1);
+}
+
+/*end 301b*/
+
+BOOLEAN
+SiS_BridgeIsOn (USHORT BaseAddr)
+{
+	USHORT flag;
+
+	if (SiS_IF_DEF_LVDS == 1) {
+		return (1);
+	} else {
+		flag = SiS_GetReg1 (SiS_Part4Port, 0x00);
+		if ((flag == 1) || (flag == 2))
+			return (1);	/*301b */
+		else
+			return (0);
+	}
+}
+
+BOOLEAN
+SiS_BridgeIsEnable (USHORT BaseAddr, PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT flag;
+
+	if (SiS_BridgeIsOn (BaseAddr) == 0) {
+		flag = SiS_GetReg1 (SiS_Part1Port, 0x0);
+		if (HwDeviceExtension->jChipType < SIS_315H) {	/* 300 series */
+			if (flag & 0x0a0) {
+				return 1;
+			} else {
+				return 0;
+			}
+		} else {	/* 310 series */
+
+			if (flag & 0x050) {
+				return 1;
+			} else {
+				return 0;
+			}
+
+		}
+	}
+	return 0;
+}
+
+BOOLEAN
+SiS_BridgeInSlave ()
+{
+	USHORT flag1;
+
+	flag1 = SiS_GetReg1 (SiS_P3d4, 0x31);
+	if (flag1 & (SetInSlaveMode >> 8)) {
+		return 1;
+	} else {
+		return 0;
+	}
+}
+
+BOOLEAN
+SiS_GetLCDResInfo301 (ULONG ROMAddr, USHORT SiS_P3d4, USHORT ModeNo,
+		      USHORT ModeIdIndex)
+{
+	USHORT temp, modeflag, resinfo = 0;
+
+	SiS_LCDResInfo = 0;
+	SiS_LCDTypeInfo = 0;
+	SiS_LCDInfo = 0;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ModeFlag  */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;	/*si+Ext_ResInfo */
+	}
+
+	if (!(SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA))) {
+		return 0;
+	}
+	if (!(SiS_VBInfo & (SetSimuScanMode | SwitchToCRT2))) {
+		return 0;
+	}
+	temp = SiS_GetReg1 (SiS_P3d4, 0x36);
+	SiS_LCDTypeInfo = temp >> 4;
+	SiS_LCDResInfo = temp & 0x0F;
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_LCDResInfo < Panel1024x768)
+			SiS_LCDResInfo = Panel1024x768;
+	} else {
+		if (SiS_LCDResInfo < Panel800x600)
+			SiS_LCDResInfo = Panel800x600;
+	}
+	if (SiS_LCDResInfo > Panel640x480)
+		SiS_LCDResInfo = Panel1024x768;
+
+	temp = SiS_GetReg1 (SiS_P3d4, 0x37);
+	SiS_LCDInfo = temp;
+
+	if (SiS_IF_DEF_LVDS == 1) {
+		if (modeflag & HalfDCLK) {
+			if (SiS_IF_DEF_TRUMPION == 0) {
+				if (!(SiS_LCDInfo & LCDNonExpanding)) {
+					if (ModeNo > 0x13) {
+						if (SiS_LCDResInfo ==
+						    Panel1024x768) {
+							if (resinfo == 4) {	/* 512x384  */
+								SiS_SetFlag =
+								    SiS_SetFlag
+								    |
+								    EnableLVDSDDA;
+							}
+						} else {
+							if (SiS_LCDResInfo ==
+							    Panel800x600) {
+								if (resinfo == 3) {	/*400x300  */
+									SiS_SetFlag
+									    =
+									    SiS_SetFlag
+									    |
+									    EnableLVDSDDA;
+								}
+							}
+						}
+					}
+				} else {
+					SiS_SetFlag =
+					    SiS_SetFlag | EnableLVDSDDA;
+				}
+			} else {
+				SiS_SetFlag = SiS_SetFlag | EnableLVDSDDA;
+			}
+		}
+	}
+
+	if (SiS_VBInfo & SetInSlaveMode) {
+		if (SiS_VBInfo & SetNotSimuMode) {
+			SiS_SetFlag = SiS_SetFlag | LCDVESATiming;
+		}
+	} else {
+		SiS_SetFlag = SiS_SetFlag | LCDVESATiming;
+	}
+	return 1;
+}
+
+void
+SiS_PresetScratchregister (USHORT SiS_P3d4,
+			   PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	/*SiS_SetReg1(SiS_P3d4,0x30,0x21);  */
+	/*SiS_SetReg1(SiS_P3d4,0x31,0x41);  */
+	/*SiS_SetReg1(SiS_P3d4,0x32,0x28);  */
+	/*SiS_SetReg1(SiS_P3d4,0x33,0x22);  */
+	/*SiS_SetReg1(SiS_P3d4,0x35,0x43);  */
+	/*SiS_SetReg1(SiS_P3d4,0x36,0x01);  */
+	/*SiS_SetReg1(SiS_P3d4,0x37,0x00);  */
+}
+
+void
+SiS_LongWait ()
+{
+	USHORT i;
+
+	i = SiS_GetReg1 (SiS_P3c4, 0x1F);
+	if (!(i & 0xC0)) {
+
+		for (i = 0; i < 0xFFFF; i++) {
+			if (!(SiS_GetReg2 (SiS_P3da) & 0x08))
+				break;
+		}
+		for (i = 0; i < 0xFFFF; i++) {
+			if ((SiS_GetReg2 (SiS_P3da) & 0x08))
+				break;
+		}
+	}
+}
+
+void
+SiS_VBLongWait ()
+{
+	USHORT tempal, temp, i, j;
+
+	if (!(SiS_VBInfo & SetCRT2ToTV)) {
+		temp = 0;
+		for (i = 0; i < 3; i++) {
+			for (j = 0; j < 100; j++) {
+				tempal = SiS_GetReg2 (SiS_P3da);
+				if (temp & 0x01) {	/* VBWaitMode2  */
+					if ((tempal & 0x08)) {
+						continue;
+					}
+					if (!(tempal & 0x08)) {
+						break;
+					}
+				} else {	/* VBWaitMode1  */
+					if (!(tempal & 0x08)) {
+						continue;
+					}
+					if ((tempal & 0x08)) {
+						break;
+					}
+				}
+			}
+			temp = temp ^ 0x01;
+		}
+	} else {
+		SiS_LongWait ();
+	}
+	return;
+}
+
+BOOLEAN
+SiS_WaitVBRetrace (USHORT BaseAddr)
+{
+	USHORT temp;
+
+	return 0;
+
+	temp = SiS_GetReg1 (SiS_Part1Port, 0x00);
+	if (!(temp & 0x80)) {
+		return 0;
+	}
+
+	for (temp = 0; temp == 0;) {
+		temp = SiS_GetReg1 (SiS_Part1Port, 0x25);
+		temp = temp & 0x01;
+	}
+	for (; temp > 0;) {
+		temp = SiS_GetReg1 (SiS_Part1Port, 0x25);
+		temp = temp & 0x01;
+	}
+	return 1;
+}
+
+void
+SiS_SetRegANDOR (USHORT Port, USHORT Index, USHORT DataAND, USHORT DataOR)
+{
+	USHORT temp;
+
+	temp = SiS_GetReg1 (Port, Index);	/* SiS_Part1Port index 02 */
+	temp = (temp & (DataAND)) | DataOR;
+	SiS_SetReg1 (Port, Index, temp);
+}
+
+void
+SiS_SetRegAND (USHORT Port, USHORT Index, USHORT DataAND)
+{
+	USHORT temp;
+
+	temp = SiS_GetReg1 (Port, Index);	/* SiS_Part1Port index 02 */
+	temp = temp & DataAND;
+	SiS_SetReg1 (Port, Index, temp);
+}
+
+void
+SiS_SetRegOR (USHORT Port, USHORT Index, USHORT DataOR)
+{
+	USHORT temp;
+
+	temp = SiS_GetReg1 (Port, Index);	/* SiS_Part1Port index 02 */
+	temp = temp | DataOR;
+	SiS_SetReg1 (Port, Index, temp);
+}
+
+void
+SiS_SetGroup2 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+	       USHORT ModeIdIndex, USHORT RefreshRateTableIndex,
+	       PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT i, j, tempax, tempbx, tempcx, temp, temp3;
+	USHORT push1, push2, temp1;
+	UCHAR *PhasePoint;
+	UCHAR *TimingPoint;
+	USHORT modeflag, resinfo, crt2crtc, resindex, xres;
+	ULONG longtemp, tempeax, tempebx, temp2, tempecx;
+	USHORT SiS_RY1COE = 0, SiS_RY2COE = 0, SiS_RY3COE = 0, SiS_RY4COE =
+	    0, SiS_RY5COE = 0, SiS_RY6COE = 0, SiS_RY7COE = 0;
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+		crt2crtc = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+		crt2crtc = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+
+	tempcx = SiS_VBInfo;
+	tempax = (tempcx & 0x00FF) << 8;
+	tempbx = (tempcx & 0x00FF) | ((tempcx & 0x00FF) << 8);
+	tempbx = tempbx & 0x0410;
+	temp = (tempax & 0x0800) >> 8;
+	temp = temp >> 1;
+	temp = temp | (((tempbx & 0xFF00) >> 8) << 1);
+	temp = temp | ((tempbx & 0x00FF) >> 3);
+	temp = temp ^ 0x0C;
+
+	PhasePoint = SiS_PALPhase;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {	/* PALPhase */
+		temp = temp ^ 0x01;
+		if (SiS_VBInfo & SetInSlaveMode) {
+			TimingPoint = SiS_HiTVSt2Timing;
+			if (SiS_SetFlag & TVSimuMode) {
+				if (modeflag & Charx8Dot)
+					TimingPoint = SiS_HiTVSt1Timing;
+				else
+					TimingPoint = SiS_HiTVTextTiming;
+			}
+		} else
+			TimingPoint = SiS_HiTVExtTiming;
+	} else {
+		if (SiS_VBInfo & SetPALTV) {
+			if ((SiS_VBType & VB_SIS301B)
+			    || (SiS_VBType & VB_SIS302B)) PhasePoint = SiS_PALPhase2;	/* PALPhase */
+			else
+				PhasePoint = SiS_PALPhase;
+
+			TimingPoint = SiS_PALTiming;
+		} else {
+			temp = temp | 0x10;
+			if ((SiS_VBType & VB_SIS301B)
+			    || (SiS_VBType & VB_SIS302B)) PhasePoint = SiS_NTSCPhase2;	/* PALPhase */
+			else
+				PhasePoint = SiS_NTSCPhase;
+
+			TimingPoint = SiS_NTSCTiming;
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x0, temp);
+
+#ifdef CONFIG_FB_SIS_300
+	/*add PALMN */
+	if ((HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730)) {
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+			temp = temp & 0x01;
+			if (temp) {
+				temp1 = SiS_GetReg1 (SiS_P3d4, 0x35);
+				temp1 = temp1 & 0x40;
+				if (temp1)
+					PhasePoint = SiS_PALMPhase;
+				temp1 = SiS_GetReg1 (SiS_P3d4, 0x35);
+				temp1 = temp1 & 0x80;
+				if (temp1)
+					PhasePoint = SiS_PALNPhase;
+			}
+		}
+	}
+/*end add*/
+#endif
+#ifdef CONFIG_FB_SIS_315
+	/*add PALMN */
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+		temp = temp & 0x01;
+		if (temp) {
+			temp1 = SiS_GetReg1 (SiS_P3d4, 0x38);
+			temp1 = temp1 & 0x40;
+			if (temp1)
+				PhasePoint = SiS_PALMPhase;
+			temp1 = SiS_GetReg1 (SiS_P3d4, 0x38);
+			temp1 = temp1 & 0x80;
+			if (temp1)
+				PhasePoint = SiS_PALNPhase;
+		}
+	}
+	/*end add */
+#endif
+	for (i = 0x31, j = 0; i <= 0x34; i++, j++) {
+		SiS_SetReg1 (SiS_Part2Port, i, PhasePoint[j]);
+	}
+	for (i = 0x01, j = 0; i <= 0x2D; i++, j++) {
+		SiS_SetReg1 (SiS_Part2Port, i, TimingPoint[j]);
+	}
+	for (i = 0x39; i <= 0x45; i++, j++) {
+		SiS_SetReg1 (SiS_Part2Port, i, TimingPoint[j]);	/* di->temp2[j] */
+	}
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		SiS_SetRegANDOR (SiS_Part2Port, 0x3A, 0x1F, 0x00);
+	}
+	temp = SiS_NewFlickerMode;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x0A, 0xFF, temp);
+
+	SiS_SetReg1 (SiS_Part2Port, 0x35, 0x00);	/*301b */
+	SiS_SetReg1 (SiS_Part2Port, 0x36, 0x00);
+	SiS_SetReg1 (SiS_Part2Port, 0x37, 0x00);
+	SiS_SetReg1 (SiS_Part2Port, 0x38, SiS_RY1COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x48, SiS_RY2COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x49, SiS_RY3COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x4a, SiS_RY4COE);
+/*add to change 630+301b filter*/
+
+	resindex = SiS_GetResInfo (ROMAddr, ModeNo, ModeIdIndex);
+	if (ModeNo <= 0x13) {
+		xres = SiS_StResInfo[resindex].HTotal;
+	} else {
+		xres = SiS_ModeResInfo[resindex].HTotal;	/* xres->ax */
+	}
+	if (xres == 640) {
+		SiS_RY1COE = 0xFF;
+		SiS_RY2COE = 0x03;
+		SiS_RY3COE = 0x02;
+		SiS_RY4COE = 0xF6;
+		SiS_RY5COE = 0xFC;
+		SiS_RY6COE = 0x27;
+		SiS_RY7COE = 0x46;
+	}
+	if (xres == 800) {
+		SiS_RY1COE = 0x01;
+		SiS_RY2COE = 0x01;
+		SiS_RY3COE = 0xFC;
+		SiS_RY4COE = 0xF8;
+		SiS_RY5COE = 0x08;
+		SiS_RY6COE = 0x26;
+		SiS_RY7COE = 0x38;
+	}
+	if (xres == 1024) {
+		SiS_RY1COE = 0xFF;
+		SiS_RY2COE = 0xFF;
+		SiS_RY3COE = 0xFC;
+		SiS_RY4COE = 0x00;
+		SiS_RY5COE = 0x0F;
+		SiS_RY6COE = 0x22;
+		SiS_RY7COE = 0x28;
+	}
+	if (xres == 720) {
+		SiS_RY1COE = 0x01;
+		SiS_RY2COE = 0x02;
+		SiS_RY3COE = 0xFE;
+		SiS_RY4COE = 0xF7;
+		SiS_RY5COE = 0x03;
+		SiS_RY6COE = 0x27;
+		SiS_RY7COE = 0x3c;
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x35, SiS_RY1COE);	/*301b */
+	SiS_SetReg1 (SiS_Part2Port, 0x36, SiS_RY2COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x37, SiS_RY3COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x38, SiS_RY4COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x48, SiS_RY5COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x49, SiS_RY6COE);
+	SiS_SetReg1 (SiS_Part2Port, 0x4a, SiS_RY7COE);
+
+/*end add*/
+
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV)
+		tempax = 950;
+	else {
+		if (SiS_VBInfo & SetPALTV)
+			tempax = 520;
+		else
+			tempax = 440;
+	}
+	if (SiS_VDE <= tempax) {
+		tempax = tempax - SiS_VDE;
+		tempax = tempax >> 2;
+		tempax = (tempax & 0x00FF) | ((tempax & 0x00FF) << 8);
+		push1 = tempax;
+		temp = (tempax & 0xFF00) >> 8;
+		temp = temp + (USHORT) TimingPoint[0];
+		SiS_SetReg1 (SiS_Part2Port, 0x01, temp);
+		tempax = push1;
+		temp = (tempax & 0xFF00) >> 8;
+		temp = temp + TimingPoint[1];
+		SiS_SetReg1 (SiS_Part2Port, 0x02, temp);
+	}
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToTV) && (SiS_VGAHDE == 1024)) {
+		if (SiS_VBInfo & SetPALTV) {
+			SiS_SetReg1 (SiS_Part2Port, 0x01, 0x19);
+			SiS_SetReg1 (SiS_Part2Port, 0x02, 0x52);
+		} else {
+			SiS_SetReg1 (SiS_Part2Port, 0x01, 0x0B);
+			SiS_SetReg1 (SiS_Part2Port, 0x02, 0x11);
+		}
+	}
+
+	tempcx = SiS_HT - 1;
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		tempcx = tempcx - 1;
+	}
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x1B, temp);
+	temp = (tempcx & 0xFF00) >> 8;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x1D, ~0x0F, temp);
+
+	tempcx = SiS_HT >> 1;
+	push1 = tempcx;		/* push cx */
+	tempcx = tempcx + 7;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		tempcx = tempcx - 4;
+	}
+	temp = (tempcx & 0x00FF);
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x22, 0x0F, temp);
+
+	tempbx = TimingPoint[j] | ((TimingPoint[j + 1]) << 8);
+	tempbx = tempbx + tempcx;
+	push2 = tempbx;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x24, temp);
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x25, 0x0F, temp);
+
+	tempbx = push2;
+	tempbx = tempbx + 8;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		tempbx = tempbx - 4;
+		tempcx = tempbx;
+	}
+	temp = (tempbx & 0x00FF) << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x29, 0x0F, temp);
+
+	j = j + 2;
+	tempcx = tempcx + (TimingPoint[j] | ((TimingPoint[j + 1]) << 8));
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x27, temp);
+	temp = ((tempcx & 0xFF00) >> 8) << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x28, 0x0F, temp);
+
+	tempcx = tempcx + 8;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		tempcx = tempcx - 4;
+	}
+	temp = tempcx & 0xFF;
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x2A, 0x0F, temp);
+
+	tempcx = push1;		/* pop cx */
+	j = j + 2;
+	temp = TimingPoint[j] | ((TimingPoint[j + 1]) << 8);
+	tempcx = tempcx - temp;
+	temp = tempcx & 0x00FF;
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x2D, 0x0F, temp);
+
+	tempcx = tempcx - 11;
+	if (!(SiS_VBInfo & SetCRT2ToTV)) {
+		tempax = SiS_GetVGAHT2 ();
+		tempcx = tempax - 1;
+	}
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x2E, temp);
+
+	tempbx = SiS_VDE;
+	if (SiS_VGAVDE == 360)
+		tempbx = 746;
+	if (SiS_VGAVDE == 375)
+		tempbx = 746;
+	if (SiS_VGAVDE == 405)
+		tempbx = 853;
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		tempbx = tempbx >> 1;
+	}
+	tempbx = tempbx - 2;
+	temp = tempbx & 0x00FF;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		if (SiS_VBInfo & SetInSlaveMode) {
+			if (ModeNo == 0x2f)
+				temp = temp + 1;
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x2F, temp);
+
+	temp = (tempcx & 0xFF00) >> 8;
+	temp = temp | (((tempbx & 0xFF00) >> 8) << 6);
+	if (!(SiS_VBInfo & SetCRT2ToHiVisionTV)) {
+		temp = temp | 0x10;
+		if (!(SiS_VBInfo & SetCRT2ToSVIDEO)) {
+			temp = temp | 0x20;
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x30, temp);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {	/*tv gatingno */
+		tempbx = SiS_VDE;
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			tempbx = tempbx >> 1;
+		}
+		temp = (((tempbx - 3) & 0x0300) >> 8) << 5;
+		SiS_SetReg1 (SiS_Part2Port, 0x46, temp);
+		temp = (tempbx - 3) & 0x00FF;
+		SiS_SetReg1 (SiS_Part2Port, 0x47, temp);
+	}
+/*end 301b*/
+
+	tempbx = tempbx & 0x00FF;
+	if (!(modeflag & HalfDCLK)) {
+		tempcx = SiS_VGAHDE;
+		if (tempcx >= SiS_HDE) {
+			tempbx = tempbx | 0x2000;
+			tempax = tempax & 0x00FF;
+		}
+	}
+	tempcx = 0x0101;
+
+	if (SiS_VBInfo & (SetCRT2ToHiVisionTV | SetCRT2ToTV)) {	/*301b */
+		if (SiS_VGAHDE >= 1024) {
+			tempcx = 0x1920;
+			if (SiS_VGAHDE >= 1280) {
+				tempcx = 0x1420;
+				tempbx = tempbx & 0xDFFF;
+			}
+		}
+	}
+	if (!(tempbx & 0x2000)) {
+		if (modeflag & HalfDCLK) {
+			tempcx = (tempcx & 0xFF00) | ((tempcx & 0x00FF) << 1);
+		}
+		push1 = tempbx;
+		tempeax = SiS_VGAHDE;
+		tempebx = (tempcx & 0xFF00) >> 8;
+		longtemp = tempeax * tempebx;
+		tempecx = tempcx & 0x00FF;
+		longtemp = longtemp / tempecx;
+		/*301b */
+		tempecx = 8 * 1024;
+		if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+			tempecx = tempecx * 8;
+		}
+		longtemp = longtemp * tempecx;
+		tempecx = SiS_HDE;
+		temp2 = longtemp % tempecx;
+		tempeax = longtemp / tempecx;
+		if (temp2 != 0) {
+			tempeax = tempeax + 1;
+		}
+		tempax = (USHORT) tempeax;
+		/*301b */
+		if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+			tempcx = ((tempax & 0xFF00) >> 5) >> 8;
+		}
+		/*end 301b */
+		tempbx = push1;
+		tempbx =
+		    (USHORT) (((tempeax & 0x0000FF00) & 0x1F00) |
+			      (tempbx & 0x00FF));
+		tempax =
+		    (USHORT) (((tempeax & 0x000000FF) << 8) |
+			      (tempax & 0x00FF));
+		temp = (tempax & 0xFF00) >> 8;
+	} else {
+		temp = (tempax & 0x00FF) >> 8;
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x44, temp);
+	temp = (tempbx & 0xFF00) >> 8;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x45, ~0x03F, temp);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		if ((tempcx & 0x00FF) == 0x01)
+			tempcx = 0x00;
+		SiS_SetRegANDOR (SiS_Part2Port, 0x46, ~0x007, tempcx);
+		SiS_SetRegOR (SiS_Part2Port, 0x46, 0x18);
+		if (SiS_VBInfo & SetPALTV) {
+			tempbx = 0x0364;
+			tempcx = 0x009c;
+		} else {
+			tempbx = 0x0346;
+			tempcx = 0x0078;
+		}
+		temp = (tempbx & 0x00FF);
+		SiS_SetReg1 (SiS_Part2Port, 0x4B, temp);
+		temp = (tempcx & 0x00FF);
+		SiS_SetReg1 (SiS_Part2Port, 0x4C, temp);
+		tempbx = (tempbx & 0x0300);
+		temp = (tempcx & 0xFF00) >> 8;
+		temp = (temp & 0x0003) << 2;
+		temp = temp | (tempbx >> 8);
+		SiS_SetReg1 (SiS_Part2Port, 0x4D, temp);
+		temp = SiS_GetReg1 (SiS_Part2Port, 0x43);
+		SiS_SetReg1 (SiS_Part2Port, 0x43, temp - 3);
+	}
+/*end 301b*/
+
+#ifdef CONFIG_FB_SIS_300
+/*add PALMN*/
+	if ((HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730)) {
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+			temp = temp & 0x01;
+			if (temp) {
+				temp1 = SiS_GetReg1 (SiS_P3d4, 0x35);
+				temp1 = temp1 & 0x40;
+				if (temp1) {
+					SiS_SetRegANDOR (SiS_Part2Port, 0x00,
+							 0xEF, 0x00);
+					temp3 =
+					    SiS_GetReg1 (SiS_Part2Port, 0x01);
+					temp3 = temp3 - 1;
+					SiS_SetReg1 (SiS_Part2Port, 0x01,
+						     temp3);
+				}
+			}
+		}
+	}
+	/*end add */
+#endif
+
+#ifdef CONFIG_FB_SIS_315
+/*add PALMN*/
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+		temp = temp & 0x01;
+		if (temp) {
+			temp1 = SiS_GetReg1 (SiS_P3d4, 0x38);
+			temp1 = temp1 & 0x40;
+			if (temp1) {
+				SiS_SetRegANDOR (SiS_Part2Port, 0x00, 0xEF,
+						 0x00);
+				temp3 = SiS_GetReg1 (SiS_Part2Port, 0x01);
+				temp3 = temp3 - 1;
+				SiS_SetReg1 (SiS_Part2Port, 0x01, temp3);
+			}
+		}
+	}
+	/*end add */
+#endif
+
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		if (!(SiS_VBInfo & SetInSlaveMode)) {
+			SiS_SetReg1 (SiS_Part2Port, 0x0B, 0x00);
+		}
+	}
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		return;
+	}
+
+	tempbx = SiS_HDE - 1;	/* RHACTE=HDE-1 */
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x2C, temp);
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x2B, 0x0F, temp);
+	temp = 0x01;
+	if (SiS_LCDResInfo == Panel1280x1024) {
+		if (SiS_ModeType == ModeEGA) {
+			if (SiS_VGAHDE >= 1024) {
+				temp = 0x02;
+				if (SiS_SetFlag & LCDVESATiming)
+					temp = 0x01;
+			}
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x0B, temp);
+
+	tempbx = SiS_VDE;	/* RTVACTEO=(VDE-1)&0xFF */
+	push1 = tempbx;
+	tempbx--;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part2Port, 0x03, temp);
+	temp = ((tempbx & 0xFF00) >> 8) & 0x07;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x0C, ~0x07, temp);
+
+	tempcx = SiS_VT - 1;
+	push2 = tempcx + 1;
+	temp = tempcx & 0x00FF;	/* RVTVT=VT-1 */
+	SiS_SetReg1 (SiS_Part2Port, 0x19, temp);
+	temp = (tempcx & 0xFF00) >> 8;
+	temp = temp << 5;
+	if (SiS_LCDInfo & LCDRGB18Bit) {
+		temp = temp | 0x10;
+	}
+	if (SiS_VBInfo & SetCRT2ToLCD) {
+		tempbx = (tempbx & 0xFF00) | (SiS_LCDInfo & 0x0FF);
+		if (tempbx & LCDSync) {
+			tempbx = tempbx & LCDSyncBit;
+			tempbx =
+			    (tempbx & 0xFF00) | ((tempbx & 0x00FF) >>
+						 LCDSyncShift);
+			temp = temp | (tempbx & 0x00FF);
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x1A, temp);
+
+	tempcx++;
+	tempbx = 768;
+	if (SiS_LCDResInfo != Panel1024x768) {
+		tempbx = 1024;
+		if (SiS_LCDResInfo != Panel1280x1024) {
+			tempbx = 1200;	/*301b */
+			if (SiS_LCDResInfo != Panel1600x1200) {
+				if (tempbx != SiS_VDE) {
+					tempbx = 960;
+				}
+			}
+		}
+	}
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		tempbx = SiS_VDE;
+		tempbx--;
+		tempcx--;
+	}
+	tempax = 1;
+	if (!(SiS_LCDInfo & LCDNonExpanding)) {
+		if (tempbx != SiS_VDE) {
+			tempax = tempbx;
+			if (tempax < SiS_VDE) {
+				tempax = 0;
+				tempcx = 0;
+			} else {
+				tempax = tempax - SiS_VDE;
+			}
+			tempax = tempax >> 1;
+		}
+		tempcx = tempcx - tempax;	/* lcdvdes */
+		tempbx = tempbx - tempax;	/* lcdvdee */
+	} else {
+		tempax = tempax >> 1;
+		tempcx = tempcx - tempax;	/* lcdvdes */
+		tempbx = tempbx - tempax;	/* lcdvdee */
+	}
+
+	temp = tempcx & 0x00FF;	/* RVEQ1EQ=lcdvdes */
+	SiS_SetReg1 (SiS_Part2Port, 0x05, temp);
+	temp = tempbx & 0x00FF;	/* RVEQ2EQ=lcdvdee */
+	SiS_SetReg1 (SiS_Part2Port, 0x06, temp);
+
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp << 3;
+	temp = temp | ((tempcx & 0xFF00) >> 8);
+	SiS_SetReg1 (SiS_Part2Port, 0x02, temp);
+
+	tempbx = push2;
+	tempax = push1;
+	tempcx = tempbx;
+	tempcx = tempcx - tempax;
+	tempcx = tempcx >> 4;
+	tempbx = tempbx + tempax;
+	tempbx = tempbx >> 1;
+	if (SiS_LCDInfo & LCDNonExpanding) {
+		tempbx = tempbx - 10;
+	}
+	temp = tempbx & 0x00FF;	/* RTVACTEE=lcdvrs */
+	SiS_SetReg1 (SiS_Part2Port, 0x04, temp);
+
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp << 4;
+	tempbx = tempbx + tempcx + 1;
+	temp = temp | (tempbx & 0x000F);
+	SiS_SetReg1 (SiS_Part2Port, 0x01, temp);
+
+	if (SiS_LCDResInfo == Panel1024x768) {
+		if (!(SiS_SetFlag & LCDVESATiming)) {
+			if (!(SiS_LCDInfo & LCDNonExpanding)) {
+				if (ModeNo == 0x13) {
+					SiS_SetReg1 (SiS_Part2Port, 0x04, 0xB9);
+					SiS_SetReg1 (SiS_Part2Port, 0x05, 0xCC);
+					SiS_SetReg1 (SiS_Part2Port, 0x06, 0xA6);
+				} else {
+					temp = crt2crtc & 0x3F;
+					if (temp == 4) {
+						SiS_SetReg1 (SiS_Part2Port,
+							     0x01, 0x2B);
+						SiS_SetReg1 (SiS_Part2Port,
+							     0x02, 0x13);
+						SiS_SetReg1 (SiS_Part2Port,
+							     0x04, 0xE5);
+						SiS_SetReg1 (SiS_Part2Port,
+							     0x05, 0x08);
+						SiS_SetReg1 (SiS_Part2Port,
+							     0x06, 0xE2);
+					}
+				}
+			}
+		}
+	}
+
+	SiS_SetRegANDOR (SiS_Part2Port, 0x09, 0xF0, 0x00);
+	SiS_SetRegANDOR (SiS_Part2Port, 0x0A, 0xF0, 0x00);
+
+	tempcx = (SiS_HT - SiS_HDE) >> 2;	/* (HT-HDE)>>2     */
+	tempbx = (SiS_HDE + 7);	/* lcdhdee         */
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		tempbx = tempbx + 2;
+	}
+	push1 = tempbx;
+	temp = tempbx & 0x00FF;	/* RHEQPLE=lcdhdee */
+	SiS_SetReg1 (SiS_Part2Port, 0x23, temp);
+	temp = (tempbx & 0xFF00) >> 8;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x25, ~0x0F, temp);
+	/*301b */
+	temp = 7;
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		temp = temp + 2;
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x1F, temp);	/* RHBLKE=lcdhdes */
+	SiS_SetRegANDOR (SiS_Part2Port, 0x20, 0x0F, 0x00);
+
+	tempbx = tempbx + tempcx;
+	push2 = tempbx;
+	temp = tempbx & 0xFF;	/* RHBURSTS=lcdhrs */
+	if (SiS_LCDResInfo == Panel1280x1024) {
+		if (!(SiS_LCDInfo & LCDNonExpanding)) {
+			if (SiS_HDE == 1280) {
+				temp = 0x47;
+			}
+		}
+	}
+	SiS_SetReg1 (SiS_Part2Port, 0x1C, temp);
+	temp = (tempbx & 0xFF00) >> 8;
+	temp = temp << 4;
+	SiS_SetRegANDOR (SiS_Part2Port, 0x1D, ~0x0F0, temp);
+
+	tempbx = push2;
+	tempcx = tempcx << 1;
+	tempbx = tempbx + tempcx;
+	temp = tempbx & 0x00FF;	/* RHSYEXP2S=lcdhre */
+	SiS_SetReg1 (SiS_Part2Port, 0x21, temp);
+
+	SiS_SetRegANDOR (SiS_Part2Port, 0x17, 0xFB, 0x00);
+	SiS_SetRegANDOR (SiS_Part2Port, 0x18, 0xDF, 0x00);
+
+	if (!(SiS_SetFlag & LCDVESATiming)) {
+		if (SiS_VGAVDE == 525) {
+			if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {	/*301b */
+				temp = 0xC6;
+			} else
+				temp = 0xC4;
+			SiS_SetReg1 (SiS_Part2Port, 0x2f, temp);
+			SiS_SetReg1 (SiS_Part2Port, 0x30, 0xB3);
+		}
+		if (SiS_VGAVDE == 420) {
+			if (
+			    ((SiS_VBType & VB_SIS301B)
+			     || (SiS_VBType & VB_SIS302B))) {
+				temp = 0x4F;
+			} else
+				temp = 0x4E;
+			SiS_SetReg1 (SiS_Part2Port, 0x2f, temp);
+		}
+	}
+}
+
+USHORT
+SiS_GetVGAHT2 ()
+{
+	ULONG tempax, tempbx;
+
+	tempbx = ((SiS_VGAVT - SiS_VGAVDE) * SiS_RVBHCMAX) & 0xFFFF;
+	tempax = (SiS_VT - SiS_VDE) * SiS_RVBHCFACT;
+	tempax = (tempax * SiS_HT) / tempbx;
+	return ((USHORT) tempax);
+}
+
+void
+SiS_SetGroup3 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+	       USHORT ModeIdIndex, PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT i;
+	UCHAR *tempdi;
+	USHORT modeflag, temp, temp1;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+	}
+
+	SiS_SetReg1 (SiS_Part3Port, 0x00, 0x00);
+	if (SiS_VBInfo & SetPALTV) {
+		SiS_SetReg1 (SiS_Part3Port, 0x13, 0xFA);
+		SiS_SetReg1 (SiS_Part3Port, 0x14, 0xC8);
+	} else {
+		SiS_SetReg1 (SiS_Part3Port, 0x13, 0xF6);
+		SiS_SetReg1 (SiS_Part3Port, 0x14, 0xBF);
+	}
+#ifdef CONFIG_FB_SIS_300
+	/*add PALMN */
+	if ((HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730)) {
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+			temp = temp & 0x01;
+			if (temp) {
+				temp1 = SiS_GetReg1 (SiS_P3d4, 0x35);
+				temp1 = temp1 & 0x40;
+				if (temp1) {
+					SiS_SetReg1 (SiS_Part3Port, 0x13, 0xFA);
+					SiS_SetReg1 (SiS_Part3Port, 0x14, 0xC8);
+					SiS_SetReg1 (SiS_Part3Port, 0x3D, 0xA8);
+				}
+			}
+		}
+	}
+	/*end add */
+#endif
+#ifdef CONFIG_FB_SIS_315
+/*add PALMN*/
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		temp = SiS_GetReg1 (SiS_P3d4, 0x31);
+		temp = temp & 0x01;
+		if (temp) {
+			temp1 = SiS_GetReg1 (SiS_P3d4, 0x38);
+			temp1 = temp1 & 0x40;
+			if (temp1) {
+				SiS_SetReg1 (SiS_Part3Port, 0x13, 0xFA);
+				SiS_SetReg1 (SiS_Part3Port, 0x14, 0xC8);
+				SiS_SetReg1 (SiS_Part3Port, 0x3D, 0xA8);
+			}
+		}
+	}
+	/*end add */
+#endif
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV) {
+		tempdi = SiS_HiTVGroup3Data;
+		if (SiS_SetFlag & TVSimuMode) {
+			tempdi = SiS_HiTVGroup3Simu;
+			if (!(modeflag & Charx8Dot)) {
+				tempdi = SiS_HiTVGroup3Text;
+			}
+		}
+		for (i = 0; i <= 0x3E; i++) {
+			SiS_SetReg1 (SiS_Part3Port, i, tempdi[i]);
+		}
+	}
+	return;
+}
+
+void
+SiS_SetGroup4 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+	       USHORT ModeIdIndex, USHORT RefreshRateTableIndex,
+	       PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT tempax, tempcx, tempbx, modeflag, temp, temp2, push1;
+	ULONG tempebx, tempeax, templong;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+	}
+	temp = SiS_RVBHCFACT;
+	SiS_SetReg1 (SiS_Part4Port, 0x13, temp);
+
+	tempbx = SiS_RVBHCMAX;
+	temp = tempbx & 0x00FF;
+	SiS_SetReg1 (SiS_Part4Port, 0x14, temp);
+	temp2 = ((tempbx & 0xFF00) >> 8) << 7;
+
+	tempcx = SiS_VGAHT - 1;
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part4Port, 0x16, temp);
+	temp = ((tempcx & 0xFF00) >> 8) << 3;
+	temp2 = temp | temp2;
+
+	tempcx = SiS_VGAVT - 1;
+	if (!(SiS_VBInfo & SetCRT2ToTV)) {
+		tempcx = tempcx - 5;
+	}
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part4Port, 0x17, temp);
+	temp = temp2 | ((tempcx & 0xFF00) >> 8);
+	SiS_SetReg1 (SiS_Part4Port, 0x15, temp);
+
+	tempcx = SiS_VBInfo;
+	tempbx = SiS_VGAHDE;
+	if (modeflag & HalfDCLK) {
+		tempbx = tempbx >> 1;
+	}
+	if (tempcx & SetCRT2ToHiVisionTV) {
+		temp = 0xA0;
+		if (tempbx != 1024) {
+			temp = 0xC0;
+			if (tempbx != 1280)
+				temp = 0;
+		}
+	} else if ((tempcx & SetCRT2ToTV) && (SiS_VGAHDE == 1024)) {	/*301b */
+		temp = 0xA0;
+	} else {
+		temp = 0x80;
+		if (SiS_VBInfo & SetCRT2ToLCD) {
+			temp = 0;
+			if (tempbx > 800)
+				temp = 0x60;
+		}
+	}
+	if (SiS_LCDResInfo != Panel1280x1024)
+		temp = temp | 0x0A;
+	SiS_SetRegANDOR (SiS_Part4Port, 0x0E, ~0xEF, temp);
+
+	tempebx = SiS_VDE;
+	if (tempcx & SetCRT2ToHiVisionTV) {
+		/* if(!(tempax&0xE000)) tempbx=tempbx>>1; */
+		if (!(temp & 0xE000))
+			tempbx = tempbx >> 1;	/* alan ???? */
+
+	}
+
+	tempcx = SiS_RVBHRS;
+	temp = tempcx & 0x00FF;
+	SiS_SetReg1 (SiS_Part4Port, 0x18, temp);
+
+	tempebx = tempebx;
+	tempeax = SiS_VGAVDE;
+	tempcx = tempcx | 0x04000;
+/*tempeax=tempeax-tempebx;  */
+	if (tempeax <= tempebx) {
+		tempcx = ((tempcx & 0xFF00) ^ 0x4000) | (tempcx & 0x00ff);
+		tempeax = SiS_VGAVDE;
+	}
+
+	else {
+		tempeax = tempeax - tempebx;
+	}
+
+	push1 = tempcx;
+	templong = (tempeax * 256 * 1024) % tempebx;
+	tempeax = (tempeax * 256 * 1024) / tempebx;
+	tempebx = tempeax;
+	if (templong != 0) {
+		tempebx++;
+	}
+	tempcx = push1;
+	temp = (USHORT) (tempebx & 0x000000FF);
+	SiS_SetReg1 (SiS_Part4Port, 0x1B, temp);
+	temp = (USHORT) ((tempebx & 0x0000FF00) >> 8);
+	SiS_SetReg1 (SiS_Part4Port, 0x1A, temp);
+	tempbx = (USHORT) (tempebx >> 16);
+	temp = tempbx & 0x00FF;
+	temp = temp << 4;
+	temp = temp | ((tempcx & 0xFF00) >> 8);
+	SiS_SetReg1 (SiS_Part4Port, 0x19, temp);
+	/*301b */
+
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		temp = 0x0028;
+		SiS_SetReg1 (SiS_Part4Port, 0x1C, temp);
+		tempax = SiS_VGAHDE;
+		if (modeflag & HalfDCLK) {
+			tempax = tempax >> 1;
+		}
+		if (SiS_VBInfo & (SetCRT2ToLCD)) {
+			if (tempax > 800)
+				tempax = tempax - 800;
+		}
+		tempax = tempax - 1;
+
+		if (SiS_VBInfo & (SetCRT2ToTV | SetCRT2ToHiVisionTV)) {
+			if (SiS_VGAHDE > 800) {
+				if (SiS_VGAHDE == 1024)
+					tempax = (tempax * 25 / 32) - 1;
+				else
+					tempax = (tempax * 20 / 32) - 1;
+			}
+		}
+		temp = (tempax & 0xFF00) >> 8;
+		temp = ((temp & 0x0003) << 4);
+		SiS_SetReg1 (SiS_Part4Port, 0x1E, temp);
+		temp = (tempax & 0x00FF);
+		SiS_SetReg1 (SiS_Part4Port, 0x1D, temp);
+
+		if (SiS_VBInfo & (SetCRT2ToTV | SetCRT2ToHiVisionTV)) {
+			if (SiS_VGAHDE > 800) {
+				SiS_SetRegOR (SiS_Part4Port, 0x1E, 0x08);
+			}
+		}
+		temp = 0x0036;
+		if (SiS_VBInfo & SetCRT2ToTV) {
+			temp = temp | 0x0001;
+		}
+		SiS_SetRegANDOR (SiS_Part4Port, 0x1F, 0x00C0, temp);
+		tempbx = (SiS_HT / 2) - 2;
+		temp = ((tempbx & 0x0700) >> 8) << 3;
+		SiS_SetRegANDOR (SiS_Part4Port, 0x21, 0x00C0, temp);
+		temp = tempbx & 0x00FF;
+		SiS_SetReg1 (SiS_Part4Port, 0x22, temp);
+	}
+/*end 301b*/
+	SiS_SetCRT2VCLK (BaseAddr, ROMAddr, ModeNo, ModeIdIndex,
+			 RefreshRateTableIndex, HwDeviceExtension);
+}
+
+void
+SiS_SetCRT2VCLK (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+		 USHORT ModeIdIndex, USHORT RefreshRateTableIndex,
+		 PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT vclkindex;
+	USHORT tempah, temp1;
+
+	vclkindex =
+	    SiS_GetVCLK2Ptr (ROMAddr, ModeNo, ModeIdIndex,
+			     RefreshRateTableIndex, HwDeviceExtension);
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))) {
+		tempah = SiS_VBVCLKData[vclkindex].Part4_A;
+		SiS_SetReg1 (SiS_Part4Port, 0x0A, tempah);
+		tempah = SiS_VBVCLKData[vclkindex].Part4_B;
+		SiS_SetReg1 (SiS_Part4Port, 0x0B, tempah);
+	} else {
+		SiS_SetReg1 (SiS_Part4Port, 0x0A, 0x01);
+		tempah = SiS_VBVCLKData[vclkindex].Part4_B;
+		SiS_SetReg1 (SiS_Part4Port, 0x0B, tempah);
+		tempah = SiS_VBVCLKData[vclkindex].Part4_A;
+		SiS_SetReg1 (SiS_Part4Port, 0x0A, tempah);
+
+	}
+	SiS_SetReg1 (SiS_Part4Port, 0x12, 0x00);
+	tempah = 0x08;
+	if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+		tempah = tempah | 0x020;
+	}
+	temp1 = SiS_GetReg1 (SiS_Part4Port, 0x12);
+	tempah = tempah | temp1;
+	SiS_SetReg1 (SiS_Part4Port, 0x12, tempah);
+}
+
+USHORT
+SiS_GetVCLK2Ptr (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex,
+		 PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT tempbx;
+#ifdef CONFIG_FB_SIS_300
+	USHORT LCDXlat1VCLK[4] = { VCLK65, VCLK65, VCLK65, VCLK65 };
+	USHORT LCDXlat2VCLK[4] = { VCLK108_2, VCLK108_2, VCLK108_2, VCLK108_2 };
+	USHORT LVDSXlat2VCLK[4] = { VCLK65, VCLK65, VCLK65, VCLK65 };
+	USHORT LVDSXlat3VCLK[4] = { VCLK65, VCLK65, VCLK65, VCLK65 };
+#else				/* SIS315H */
+	USHORT LCDXlat1VCLK[4] =
+	    { VCLK65 + 2, VCLK65 + 2, VCLK65 + 2, VCLK65 + 2 };
+	USHORT LCDXlat2VCLK[4] =
+	    { VCLK108_2 + 5, VCLK108_2 + 5, VCLK108_2 + 5, VCLK108_2 + 5 };
+	USHORT LVDSXlat2VCLK[4] =
+	    { VCLK65 + 2, VCLK65 + 2, VCLK65 + 2, VCLK65 + 2 };
+	USHORT LVDSXlat3VCLK[4] =
+	    { VCLK65 + 2, VCLK65 + 2, VCLK65 + 2, VCLK65 + 2 };
+#endif
+	USHORT LVDSXlat1VCLK[4] = { VCLK40, VCLK40, VCLK40, VCLK40 };
+	USHORT CRT2Index, VCLKIndex;
+	USHORT modeflag, resinfo;
+	UCHAR *CHTVVCLKPtr = NULL;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		resinfo = SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
+		CRT2Index = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		resinfo = SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
+		CRT2Index = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+
+	if (SiS_IF_DEF_LVDS == 0) {
+		CRT2Index = CRT2Index >> 6;	/*  for LCD */
+		if ((SiS_VBInfo & SetCRT2ToLCD) || (SiS_VBInfo & SetCRT2ToLCDA)) {	/*301b */
+			if (SiS_LCDResInfo != Panel1024x768) {
+				VCLKIndex = LCDXlat2VCLK[CRT2Index];
+			} else {
+				VCLKIndex = LCDXlat1VCLK[CRT2Index];
+			}
+		} else {	/* for TV */
+			if (SiS_VBInfo & SetCRT2ToTV) {
+				if (SiS_IF_DEF_HiVision == 1) {
+					if (SiS_SetFlag & RPLLDIV2XO) {
+						VCLKIndex = HiTVVCLKDIV2;
+						if (HwDeviceExtension->
+						    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+							VCLKIndex += 25;	/* for chip315  */
+						}
+					} else {
+						VCLKIndex = HiTVVCLK;
+						if (HwDeviceExtension->
+						    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+							VCLKIndex += 25;	/* for chip315  */
+						}
+					}
+					if (SiS_SetFlag & TVSimuMode) {
+						if (modeflag & Charx8Dot) {
+							VCLKIndex =
+							    HiTVSimuVCLK;
+							if (HwDeviceExtension->
+							    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+								VCLKIndex += 25;	/* for chip315  */
+							}
+						} else {
+							VCLKIndex =
+							    HiTVTextVCLK;
+							if (HwDeviceExtension->
+							    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+								VCLKIndex += 25;	/* for chip315  */
+							}
+						}
+					}
+				} else {
+					if (SiS_VBInfo & SetCRT2ToTV) {
+						if (SiS_SetFlag & RPLLDIV2XO) {
+							VCLKIndex = TVVCLKDIV2;
+							if (HwDeviceExtension->
+							    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+								VCLKIndex += 25;	/* for chip315  */
+							}
+						} else {
+							VCLKIndex = TVVCLK;
+							if (HwDeviceExtension->
+							    jChipType >= SIS_315H) {	/* 310 series */
+/*            VCLKIndex += 11;    for chip310  0x2E */
+								VCLKIndex += 25;	/* for chip315  */
+							}
+						}
+					}
+				}
+			} else {	/* for CRT2 */
+				VCLKIndex =
+				    (UCHAR) SiS_GetReg2 ((USHORT) (SiS_P3ca + 0x02));	/*  Port 3cch */
+				VCLKIndex = ((VCLKIndex >> 2) & 0x03);
+				if (ModeNo > 0x13) {
+					VCLKIndex =
+					    SiS_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;	/* di+Ext_CRTVCLK */
+					VCLKIndex = VCLKIndex & 0x3f;
+				}
+			}
+		}
+	} else {		/*   LVDS  */
+		if (ModeNo <= 0x13)
+			VCLKIndex = CRT2Index;
+		else
+			VCLKIndex = CRT2Index;
+		if (SiS_IF_DEF_CH7005 == 1) {
+			if (!(SiS_VBInfo & SetCRT2ToLCD)) {
+				VCLKIndex = VCLKIndex & 0x1f;
+				tempbx = 0;
+				if (SiS_VBInfo & SetPALTV)
+					tempbx = tempbx + 2;
+				if (SiS_VBInfo & SetCHTVOverScan)
+					tempbx = tempbx + 1;
+				switch (tempbx) {
+				case 0:
+					CHTVVCLKPtr = SiS_CHTVVCLKUNTSC;
+					break;
+				case 1:
+					CHTVVCLKPtr = SiS_CHTVVCLKONTSC;
+					break;
+				case 2:
+					CHTVVCLKPtr = SiS_CHTVVCLKUPAL;
+					break;
+				case 3:
+					CHTVVCLKPtr = SiS_CHTVVCLKOPAL;
+					break;
+				}
+				VCLKIndex = CHTVVCLKPtr[VCLKIndex];
+			}
+		} else {
+			VCLKIndex = VCLKIndex >> 6;
+			if (SiS_LCDResInfo == Panel800x600)
+				VCLKIndex = LVDSXlat1VCLK[VCLKIndex];
+			else if (SiS_LCDResInfo == Panel1024x768)
+				VCLKIndex = LVDSXlat2VCLK[VCLKIndex];
+			else
+				VCLKIndex = LVDSXlat3VCLK[VCLKIndex];
+		}
+	}
+/*VCLKIndex=VCLKIndex&0x3F;   */
+	if (HwDeviceExtension->jChipType < SIS_315H) {	/* for300 serial */
+		VCLKIndex = VCLKIndex & 0x3F;
+	}
+	return (VCLKIndex);
+}
+
+void
+SiS_SetGroup5 (USHORT BaseAddr, ULONG ROMAddr, USHORT ModeNo,
+	       USHORT ModeIdIndex)
+{
+	USHORT Pindex, Pdata;
+
+	Pindex = SiS_Part5Port;
+	Pdata = SiS_Part5Port + 1;
+	if (SiS_ModeType == ModeVGA) {
+		if (!
+		    (SiS_VBInfo &
+		     (SetInSlaveMode | LoadDACFlag | CRT2DisplayFlag))) {
+			SiS_EnableCRT2 ();
+/*    LoadDAC2(ROMAddr,SiS_Part5Port,ModeNo,ModeIdIndex);  */
+		}
+	}
+	return;
+}
+
+void
+SiS_LoadDAC2 (ULONG ROMAddr, USHORT SiS_Part5Port, USHORT ModeNo,
+	      USHORT ModeIdIndex)
+{
+	USHORT data, data2;
+	USHORT time, i, j, k;
+	USHORT m, n, o;
+	USHORT si, di, bx, dl;
+	USHORT al, ah, dh;
+	USHORT *table = 0;
+	USHORT Pindex, Pdata, modeflag;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+	}
+
+	Pindex = SiS_Part5Port;
+	Pdata = SiS_Part5Port + 1;
+	data = modeflag & DACInfoFlag;
+	time = 64;
+	if (data == 0x00)
+		table = SiS_MDA_DAC;
+	if (data == 0x08)
+		table = SiS_CGA_DAC;
+	if (data == 0x10)
+		table = SiS_EGA_DAC;
+	if (data == 0x18) {
+		time = 256;
+		table = SiS_VGA_DAC;
+	}
+	if (time == 256)
+		j = 16;
+	else
+		j = time;
+
+	SiS_SetReg3 (Pindex, 0x00);
+
+	for (i = 0; i < j; i++) {
+		data = table[i];
+		for (k = 0; k < 3; k++) {
+			data2 = 0;
+			if (data & 0x01)
+				data2 = 0x2A;
+			if (data & 0x02)
+				data2 = data2 + 0x15;
+			SiS_SetReg3 (Pdata, data2);
+			data = data >> 2;
+		}
+	}
+
+	if (time == 256) {
+		for (i = 16; i < 32; i++) {
+			data = table[i];
+			for (k = 0; k < 3; k++)
+				SiS_SetReg3 (Pdata, data);
+		}
+		si = 32;
+		for (m = 0; m < 9; m++) {
+			di = si;
+			bx = si + 0x04;
+			dl = 0;
+			for (n = 0; n < 3; n++) {
+				for (o = 0; o < 5; o++) {
+					dh = table[si];
+					ah = table[di];
+					al = table[bx];
+					si++;
+					SiS_WriteDAC2 (Pdata, dl, ah, al, dh);
+				}	/* for 5 */
+				si = si - 2;
+				for (o = 0; o < 3; o++) {
+					dh = table[bx];
+					ah = table[di];
+					al = table[si];
+					si--;
+					SiS_WriteDAC2 (Pdata, dl, ah, al, dh);
+				}	/* for 3 */
+				dl++;
+			}	/* for 3 */
+			si = si + 5;
+		}		/* for 9 */
+	}
+}
+
+void
+SiS_WriteDAC2 (USHORT Pdata, USHORT dl, USHORT ah, USHORT al, USHORT dh)
+{
+	USHORT temp;
+	USHORT bh, bl;
+
+	bh = ah;
+	bl = al;
+	if (dl != 0) {
+		temp = bh;
+		bh = dh;
+		dh = temp;
+		if (dl == 1) {
+			temp = bl;
+			bl = dh;
+			dh = temp;
+		} else {
+			temp = bl;
+			bl = bh;
+			bh = temp;
+		}
+	}
+	SiS_SetReg3 (Pdata, (USHORT) dh);
+	SiS_SetReg3 (Pdata, (USHORT) bh);
+	SiS_SetReg3 (Pdata, (USHORT) bl);
+}
+
+void
+SiS_SetCHTVReg (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		USHORT RefreshRateTableIndex)
+{
+	USHORT temp, tempbx, tempcl;
+/*  USHORT CRT2CRTC; */
+	USHORT TVType, resindex;
+	SiS_CHTVRegDataStruct *CHTVRegData = NULL;
+
+	if (ModeNo <= 0x13) {
+		tempcl = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		tempcl = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+	TVType = 0;
+	if (SiS_VBInfo & SetPALTV)
+		TVType = TVType + 2;
+	if (SiS_VBInfo & SetCHTVOverScan)
+		TVType = TVType + 1;
+	switch (TVType) {
+	case 0:
+		CHTVRegData = SiS_CHTVReg_UNTSC;
+		break;
+	case 1:
+		CHTVRegData = SiS_CHTVReg_ONTSC;
+		break;
+	case 2:
+		CHTVRegData = SiS_CHTVReg_UPAL;
+		break;
+	case 3:
+		CHTVRegData = SiS_CHTVReg_OPAL;
+		break;
+	}
+	resindex = tempcl & 0x3F;
+
+	if (SiS_VBInfo & SetPALTV) {
+		SiS_SetCH7005 (0x4304);
+		SiS_SetCH7005 (0x6909);
+	} else {
+		SiS_SetCH7005 (0x0304);
+		SiS_SetCH7005 (0x7109);
+	}
+
+	temp = CHTVRegData[resindex].Reg[0];
+	tempbx = ((temp & 0x00FF) << 8) | 0x00;
+	SiS_SetCH7005 (tempbx);
+	temp = CHTVRegData[resindex].Reg[1];
+	tempbx = ((temp & 0x00FF) << 8) | 0x07;
+	SiS_SetCH7005 (tempbx);
+	temp = CHTVRegData[resindex].Reg[2];
+	tempbx = ((temp & 0x00FF) << 8) | 0x08;
+	SiS_SetCH7005 (tempbx);
+	temp = CHTVRegData[resindex].Reg[3];
+	tempbx = ((temp & 0x00FF) << 8) | 0x0A;
+	SiS_SetCH7005 (tempbx);
+	temp = CHTVRegData[resindex].Reg[4];
+	tempbx = ((temp & 0x00FF) << 8) | 0x0B;
+	SiS_SetCH7005 (tempbx);
+
+	SiS_SetCH7005 (0x2801);
+	SiS_SetCH7005 (0x3103);
+	SiS_SetCH7005 (0x003D);
+	SiS_SetCHTVRegANDOR (0x0010, 0x1F);
+	SiS_SetCHTVRegANDOR (0x0211, 0xF8);
+	SiS_SetCHTVRegANDOR (0x001C, 0xEF);
+
+	if (!(SiS_VBInfo & SetPALTV)) {
+		/* tempcl=CRT2CRTC; */
+		tempcl = tempcl & 0x3F;
+		if (SiS_VBInfo & SetCHTVOverScan) {
+			if (tempcl == 0x04) {	/* 640x480   underscan */
+				SiS_SetCHTVRegANDOR (0x0020, 0xEF);
+				SiS_SetCHTVRegANDOR (0x0121, 0xFE);
+			} else {
+				if (tempcl == 0x05) {	/* 800x600  underscan */
+					SiS_SetCHTVRegANDOR (0x0118, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0C19, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001A, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001B, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001C, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001D, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001E, 0xF0);
+					SiS_SetCHTVRegANDOR (0x001F, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0120, 0xEF);
+					SiS_SetCHTVRegANDOR (0x0021, 0xFE);
+				}
+			}
+		} else {
+			if (tempcl == 0x04) {	/* 640x480   overscan  */
+				SiS_SetCHTVRegANDOR (0x0020, 0xEF);
+				SiS_SetCHTVRegANDOR (0x0121, 0xFE);
+			} else {
+				if (tempcl == 0x05) {	/* 800x600   overscan */
+					SiS_SetCHTVRegANDOR (0x0118, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0F19, 0xF0);
+					SiS_SetCHTVRegANDOR (0x011A, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0C1B, 0xF0);
+					SiS_SetCHTVRegANDOR (0x071C, 0xF0);
+					SiS_SetCHTVRegANDOR (0x011D, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0C1E, 0xF0);
+					SiS_SetCHTVRegANDOR (0x071F, 0xF0);
+					SiS_SetCHTVRegANDOR (0x0120, 0xEF);
+					SiS_SetCHTVRegANDOR (0x0021, 0xFE);
+				}
+			}
+		}
+	}
+}
+
+void
+SiS_SetCHTVRegANDOR (USHORT tempax, USHORT tempbh)
+{
+	USHORT tempal, tempah, tempbl;
+
+	tempal = tempax & 0x00FF;
+	tempah = (tempax >> 8) & 0x00FF;
+	tempbl = SiS_GetCH7005 (tempal);
+	tempbl = (((tempbl & tempbh) | tempah) << 8 | tempal);
+	SiS_SetCH7005 (tempbl);
+}
+
+void
+SiS_SetCH7005 (USHORT tempbx)
+{
+	USHORT tempah, temp;
+
+	SiS_DDC_Port = 0x3c4;
+	SiS_DDC_Index = 0x11;
+	SiS_DDC_DataShift = 0x00;
+	SiS_DDC_DeviceAddr = 0xEA;
+
+	temp = 1;
+	for (; temp != 0;) {
+		SiS_SetSwitchDDC2 ();
+		SiS_SetStart ();
+		tempah = SiS_DDC_DeviceAddr;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+		tempah = tempbx & 0x00FF;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+		tempah = (tempbx & 0xFF00) >> 8;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+		SiS_SetStop ();
+	}
+}
+
+USHORT
+SiS_GetCH7005 (USHORT tempbx)
+{
+	USHORT tempah, temp;
+
+	SiS_DDC_Port = 0x3c4;
+	SiS_DDC_Index = 0x11;
+	SiS_DDC_DataShift = 0x00;
+	SiS_DDC_DeviceAddr = 0xEA;
+	SiS_DDC_ReadAddr = tempbx;
+
+	for (;;) {
+		SiS_SetSwitchDDC2 ();
+		SiS_SetStart ();
+		tempah = SiS_DDC_DeviceAddr;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+		tempah = SiS_DDC_ReadAddr;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+
+		SiS_SetStart ();
+		tempah = SiS_DDC_DeviceAddr;
+		tempah = tempah | 0x01;
+		temp = SiS_WriteDDC2Data (tempah);
+		if (temp)
+			continue;
+		tempah = SiS_ReadDDC2Data (tempah);
+		SiS_SetStop ();
+		return (tempah);
+	}
+}
+
+void
+SiS_SetSwitchDDC2 (void)
+{
+	USHORT i;
+
+	SiS_SetSCLKHigh ();
+	for (i = 0; i < 1000; i++) {
+		SiS_GetReg1 (SiS_DDC_Port, 0x05);
+	}
+	SiS_SetSCLKLow ();
+	for (i = 0; i < 1000; i++) {
+		SiS_GetReg1 (SiS_DDC_Port, 0x05);
+	}
+}
+
+void
+SiS_SetStart (void)
+{
+
+	SiS_SetSCLKLow ();
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x02);	/*  SetSDA(0x01); */
+	SiS_SetSCLKHigh ();
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x00);	/* SetSDA(0x00); */
+	SiS_SetSCLKHigh ();
+}
+
+void
+SiS_SetStop (void)
+{
+	SiS_SetSCLKLow ();
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x00);	/*  SetSDA(0x00); */
+	SiS_SetSCLKHigh ();
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x02);	/* SetSDA(0x01); */
+	SiS_SetSCLKHigh ();
+}
+
+USHORT
+SiS_WriteDDC2Data (USHORT tempax)
+{
+	USHORT i, flag, temp;
+
+	flag = 0x80;
+	for (i = 0; i < 8; i++) {
+		SiS_SetSCLKLow ();
+		if (tempax & flag) {
+			SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD,
+					 0x02);
+		} else {
+			SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD,
+					 0x00);
+		}
+		SiS_SetSCLKHigh ();
+		flag = flag >> 1;
+	}
+	temp = SiS_CheckACK ();
+	return (temp);
+}
+
+USHORT
+SiS_ReadDDC2Data (USHORT tempax)
+{
+	USHORT i, temp, getdata;
+
+	getdata = 0;
+	for (i = 0; i < 8; i++) {
+		getdata = getdata << 1;
+		SiS_SetSCLKLow ();
+		SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x02);
+		SiS_SetSCLKHigh ();
+		temp = SiS_GetReg1 (SiS_DDC_Port, SiS_DDC_Index);
+		if (temp & 0x02)
+			getdata = getdata | 0x01;
+	}
+	return (getdata);
+}
+
+void
+SiS_SetSCLKLow (void)
+{
+	USHORT temp;
+
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFE, 0x00);	/* SetSCLKLow()  */
+	do {
+		temp = SiS_GetReg1 (SiS_DDC_Port, SiS_DDC_Index);
+	} while (temp & 0x01);
+	SiS_DDC2Delay ();
+}
+
+void
+SiS_SetSCLKHigh (void)
+{
+	USHORT temp;
+
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFE, 0x01);	/* SetSCLKHigh()  */
+	do {
+		temp = SiS_GetReg1 (SiS_DDC_Port, SiS_DDC_Index);
+	} while (!(temp & 0x01));
+	SiS_DDC2Delay ();
+}
+
+void
+SiS_DDC2Delay (void)
+{
+	USHORT i;
+
+	for (i = 0; i < DDC2DelayTime; i++) {
+		SiS_GetReg1 (SiS_P3c4, 0x05);
+	}
+}
+
+USHORT
+SiS_CheckACK (void)
+{
+	USHORT tempah;
+
+	SiS_SetSCLKLow ();
+	SiS_SetRegANDOR (SiS_DDC_Port, SiS_DDC_Index, 0xFD, 0x02);
+	SiS_SetSCLKHigh ();
+	tempah = SiS_GetReg1 (SiS_DDC_Port, SiS_DDC_Index);
+	SiS_SetSCLKLow ();
+	if (tempah & 0x02)
+		return (1);
+	else
+		return (0);
+}
+
+void
+SiS_ModCRT1CRTC (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex)
+{
+	USHORT temp, tempah, i, modeflag, j;
+	USHORT ResInfo, DisplayType;
+	SiS_LVDSCRT1DataStruct *LVDSCRT1Ptr = NULL;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+	}
+
+	temp =
+	    SiS_GetLVDSCRT1Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				RefreshRateTableIndex, &ResInfo, &DisplayType);
+	if (temp == 0) {
+		return;
+	}
+
+	switch (DisplayType) {
+	case 0:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1;
+		break;
+	case 1:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1;
+		break;
+	case 2:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1;
+		break;
+	case 3:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1_H;
+		break;
+	case 4:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1_H;
+		break;
+	case 5:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1_H;
+		break;
+	case 6:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2;
+		break;
+	case 7:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2;
+		break;
+	case 8:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2;
+		break;
+	case 9:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2_H;
+		break;
+	case 10:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2_H;
+		break;
+	case 11:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2_H;
+		break;
+	case 12:
+		LVDSCRT1Ptr = SiS_CHTVCRT1UNTSC;
+		break;
+	case 13:
+		LVDSCRT1Ptr = SiS_CHTVCRT1ONTSC;
+		break;
+	case 14:
+		LVDSCRT1Ptr = SiS_CHTVCRT1UPAL;
+		break;
+	case 15:
+		LVDSCRT1Ptr = SiS_CHTVCRT1OPAL;
+		break;
+	}
+
+	tempah = (UCHAR) SiS_GetReg1 (SiS_P3d4, 0x11);	/*unlock cr0-7  */
+	tempah = tempah & 0x7F;
+	SiS_SetReg1 (SiS_P3d4, 0x11, tempah);
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[0];
+	SiS_SetReg1 (SiS_P3d4, 0x0, tempah);
+	for (i = 0x02, j = 1; i <= 0x05; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x06, j = 5; i <= 0x07; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x10, j = 7; i <= 0x11; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x15, j = 9; i <= 0x16; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+
+	for (i = 0x0A, j = 11; i <= 0x0C; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3c4, i, tempah);
+	}
+
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[14];
+	tempah = tempah & 0x0E0;
+	SiS_SetReg1 (SiS_P3c4, 0x0E, tempah);
+
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[14];
+	tempah = tempah & 0x01;
+	tempah = tempah << 5;
+	if (modeflag & DoubleScanMode) {
+		tempah = tempah | 0x080;
+	}
+	SiS_SetRegANDOR (SiS_P3d4, 0x09, ~0x020, tempah);
+	return;
+}
+
+/*301b*/
+void
+SiS_CHACRT1CRTC (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex)
+{
+	USHORT temp, tempah, i, modeflag, j;
+	USHORT ResInfo, DisplayType;
+	SiS_LVDSCRT1DataStruct *LVDSCRT1Ptr = NULL;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+	}
+
+	temp =
+	    SiS_GetLVDSCRT1Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				RefreshRateTableIndex, &ResInfo, &DisplayType);
+	if (temp == 0) {
+		return;
+	}
+
+	switch (DisplayType) {
+	case 0:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1;
+		break;
+	case 1:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1;
+		break;
+	case 2:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1;
+		break;
+	case 3:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_1_H;
+		break;
+	case 4:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_1_H;
+		break;
+	case 5:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_1_H;
+		break;
+	case 6:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2;
+		break;
+	case 7:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2;
+		break;
+	case 8:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2;
+		break;
+	case 9:
+		LVDSCRT1Ptr = SiS_LVDSCRT1800x600_2_H;
+		break;
+	case 10:
+		LVDSCRT1Ptr = SiS_LVDSCRT11024x768_2_H;
+		break;
+	case 11:
+		LVDSCRT1Ptr = SiS_LVDSCRT11280x1024_2_H;
+		break;
+	case 12:
+		LVDSCRT1Ptr = SiS_CHTVCRT1UNTSC;
+		break;
+	case 13:
+		LVDSCRT1Ptr = SiS_CHTVCRT1ONTSC;
+		break;
+	case 14:
+		LVDSCRT1Ptr = SiS_CHTVCRT1UPAL;
+		break;
+	case 15:
+		LVDSCRT1Ptr = SiS_CHTVCRT1OPAL;
+		break;
+	}
+
+	tempah = (UCHAR) SiS_GetReg1 (SiS_P3d4, 0x11);	/*unlock cr0-7  */
+	tempah = tempah & 0x7F;
+	SiS_SetReg1 (SiS_P3d4, 0x11, tempah);
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[0];
+	SiS_SetReg1 (SiS_P3d4, 0x0, tempah);
+	for (i = 0x02, j = 1; i <= 0x05; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x06, j = 5; i <= 0x07; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x10, j = 7; i <= 0x11; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+	for (i = 0x15, j = 9; i <= 0x16; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3d4, i, tempah);
+	}
+
+	for (i = 0x0A, j = 11; i <= 0x0C; i++, j++) {
+		tempah = (LVDSCRT1Ptr + ResInfo)->CR[j];
+		SiS_SetReg1 (SiS_P3c4, i, tempah);
+	}
+
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[14];
+	tempah = tempah & 0x0E0;
+	SiS_SetReg1 (SiS_P3c4, 0x0E, tempah);
+
+	tempah = (LVDSCRT1Ptr + ResInfo)->CR[14];
+	tempah = tempah & 0x01;
+	tempah = tempah << 5;
+	if (modeflag & DoubleScanMode) {
+		tempah = tempah | 0x080;
+	}
+	SiS_SetRegANDOR (SiS_P3d4, 0x09, ~0x020, tempah);
+	return;
+}
+
+/*add for LCDA*/
+
+BOOLEAN
+SiS_GetLCDACRT1Ptr (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex, USHORT * ResInfo,
+		    USHORT * DisplayType)
+{
+	USHORT tempbx = 0, modeflag = 0;
+	USHORT CRT2CRTC = 0;
+	/*301b */
+	if (((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+	    && (SiS_VBInfo & SetCRT2ToLCDA)) {
+		tempbx = SiS_LCDResInfo;
+		tempbx -= Panel800x600;
+		if (SiS_LCDInfo & LCDNonExpanding)
+			tempbx += 6;
+		if (modeflag & HalfDCLK)
+			tempbx += +3;
+		if (ModeNo <= 0x13) {
+			modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+			CRT2CRTC = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+		} else {
+			modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+			CRT2CRTC =
+			    SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+		}
+	}
+	*ResInfo = CRT2CRTC & 0x3F;
+	*DisplayType = tempbx;
+	return 1;
+}
+
+/*end for 301b*/
+
+BOOLEAN
+SiS_GetLVDSCRT1Ptr (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		    USHORT RefreshRateTableIndex, USHORT * ResInfo,
+		    USHORT * DisplayType)
+{
+	USHORT tempbx, modeflag = 0;
+	USHORT Flag, CRT2CRTC;
+
+	if (ModeNo <= 0x13) {
+		modeflag = SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;	/* si+St_ResInfo */
+		CRT2CRTC = SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
+	} else {
+		modeflag = SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;	/* si+Ext_ResInfo */
+		CRT2CRTC = SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
+	}
+	if (!(SiS_VBInfo & SetInSlaveMode)) {
+		return 0;
+	}
+	Flag = 1;
+	tempbx = 0;
+	if (SiS_IF_DEF_CH7005 == 1) {
+		if (!(SiS_VBInfo & SetCRT2ToLCD)) {
+			Flag = 0;
+			tempbx = 12;
+			if (SiS_VBInfo & SetPALTV)
+				tempbx += 2;
+			if (SiS_VBInfo & SetCHTVOverScan)
+				tempbx += 1;
+		}
+	}
+	if (Flag) {
+		tempbx = SiS_LCDResInfo;
+		tempbx -= Panel800x600;
+		if (SiS_LCDInfo & LCDNonExpanding)
+			tempbx += 6;
+		if (modeflag & HalfDCLK)
+			tempbx += +3;
+	}
+
+	*ResInfo = CRT2CRTC & 0x3F;
+	*DisplayType = tempbx;
+	return 1;
+}
+
+void
+SiS_SetCRT2ECLK (ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex,
+		 USHORT RefreshRateTableIndex,
+		 PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT tempah, tempal;
+	USHORT P3cc = SiS_P3c9 + 3;
+	USHORT vclkindex = 0;
+
+	if (SiS_IF_DEF_TRUMPION == 0) {	/*no trumpion  */
+		tempal = SiS_GetReg2 (P3cc);
+		tempal = tempal & 0x0C;
+		vclkindex =
+		    SiS_GetVCLK2Ptr (ROMAddr, ModeNo, ModeIdIndex,
+				     RefreshRateTableIndex, HwDeviceExtension);
+	} else {		/*trumpion  */
+		SiS_SetFlag = SiS_SetFlag & (~ProgrammingCRT2);
+/*  tempal=*((UCHAR *)(ROMAddr+SiS_RefIndex+0x03));     &di+Ext_CRTVCLK  */
+		tempal = tempal & 0x03F;
+		if (tempal == 0x02) {	/*31.5MHz  */
+/*      SiS_RefIndex=SiS_RefIndex-Ext2StructSize;   */
+		}
+/*    SiS_RefIndex=GetVCLKPtr(ROMAddr,ModeNo);  */
+		SiS_SetFlag = SiS_SetFlag | ProgrammingCRT2;
+	}
+	tempal = 0x02B;
+	if (!(SiS_VBInfo & SetInSlaveMode)) {
+		tempal = tempal + 3;
+	}
+	SiS_SetReg1 (SiS_P3c4, 0x05, 0x86);
+	tempah = SiS_VCLKData[vclkindex].SR2B;
+	SiS_SetReg1 (SiS_P3c4, tempal, tempah);
+	tempal++;
+	tempah = SiS_VCLKData[vclkindex].SR2C;
+	SiS_SetReg1 (SiS_P3c4, tempal, tempah);
+	tempal++;
+	SiS_SetReg1 (SiS_P3c4, tempal, 0x80);
+	return;
+}
+
+void
+SiS_SetDefCRT2ExtRegs (USHORT BaseAddr)
+{
+	USHORT temp;
+
+	if (SiS_IF_DEF_LVDS == 0) {
+		SiS_SetReg1 (SiS_Part1Port, 0x02, 0x40);
+		SiS_SetReg1 (SiS_Part4Port, 0x10, 0x80);
+		temp = (UCHAR) SiS_GetReg1 (SiS_P3c4, 0x16);
+		temp = temp & 0xC3;
+		SiS_SetReg1 (SiS_P3d4, 0x35, temp);
+	} else {
+		SiS_SetReg1 (SiS_P3d4, 0x32, 0x02);
+		SiS_SetReg1 (SiS_Part1Port, 0x02, 0x00);
+	}
+}
+
+#ifdef CONFIG_FB_SIS_315
+/*
+    for SIS310 O.E.M.
+*/
+/*
+---------------------------------------------------------
+   LCDResInfo 1 : 800x600
+              2 : 1024x768
+              3 : 1280x1024
+              4 : 1280x960
+              5 : 640x480
+              6 : 1600x1200
+              7 : 1920x1440
+   VESA
+   non-VESA
+   non-Expanding
+---------------------------------------------------------
+*/
+USHORT
+GetLCDPtrIndex (void)
+{
+	USHORT index;
+
+	index = (SiS_LCDResInfo & 0x0F) - 1;
+	index *= 3;
+	if (SiS_LCDInfo & LCDNonExpanding)
+		index += 2;
+	else {
+		if (!(SiS_LCDInfo & LCDVESATiming))
+			index++;
+	}
+
+	return index;
+}
+
+/*
+---------------------------------------------------------
+       GetTVPtrIndex()
+          return       0 : NTSC Enhanced/Standard
+                       1 : NTSC Standard TVSimuMode
+                       2 : PAL Enhanced/Standard
+                       3 : PAL Standard TVSimuMode
+                       4 : HiVision Enhanced/Standard
+                       5 : HiVision Standard TVSimuMode
+---------------------------------------------------------
+*/
+USHORT
+GetTVPtrIndex (void)
+{
+	USHORT index;
+
+	index = 0;
+	if (SiS_VBInfo & SetPALTV)
+		index++;
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV)	/* Hivision TV use PAL */
+		index++;
+	index *= 2;
+
+	if ((SiS_VBInfo & SetInSlaveMode) && (SiS_SetFlag & TVSimuMode))
+		index++;
+
+	return index;
+}
+
+void
+SetDelayComp (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+	      ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part1Port;
+	USHORT delay, index;
+
+	if (SiS_VBInfo & SetCRT2ToRAMDAC) {
+		delay = SiS310_CRT2DelayCompensation1;
+		if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+			delay = SiS310_CRT2DelayCompensation2;
+	} else if (SiS_VBInfo & SetCRT2ToLCD) {
+		index = GetLCDPtrIndex ();
+		delay = SiS310_LCDDelayCompensation1[index];
+		if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+			delay = SiS310_LCDDelayCompensation2[index];
+	} else {
+		index = GetTVPtrIndex ();
+		delay = SiS310_TVDelayCompensation1[index];
+		if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B))
+			delay = SiS310_TVDelayCompensation2[index];
+	}
+
+	Part1Port = BaseAddr + SIS_CRT2_PORT_04;
+	SiS_SetRegANDOR (Part1Port, 0x2D, ~0x0F, delay);	/* index 2D D[3:0] */
+
+}
+
+/*
+*/
+void
+SetAntiFlicker (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT Part2Port;
+	USHORT index, temp;
+
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	temp = GetTVPtrIndex ();
+	temp = (temp >> 1);	/* 0: NTSC, 1 :PAL, 2:HiTV */
+	if (ModeNo <= 0x13) {
+		index = SiS_SModeIDTable[ModeIdIndex].VB_StTVFlickerIndex;
+	} else {
+		index = SiS_EModeIDTable[ModeIdIndex].VB_ExtTVFlickerIndex;
+	}
+	temp = SiS310_TVAntiFlick1[temp][index];
+	temp <<= 4;
+
+	SiS_SetRegANDOR (Part2Port, 0x0A, ~0x70, temp);	/* index 0A D[6:4] */
+
+}
+
+void
+SetEdgeEnhance (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT Part2Port;
+	USHORT index, temp;
+
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	temp = GetTVPtrIndex ();
+	temp = (temp >> 1);	/* 0: NTSC, 1 :PAL, 2:HiTV */
+	if (ModeNo <= 0x13) {
+		index = SiS_SModeIDTable[ModeIdIndex].VB_StTVEdgeIndex;	/* si+VB_StTVEdgeIndex */
+	} else {
+		index = SiS_EModeIDTable[ModeIdIndex].VB_ExtTVEdgeIndex;	/* si+VB_ExtTVEdgeIndex */
+	}
+	temp = SiS310_TVEdge1[temp][index];
+	temp <<= 5;
+
+	SiS_SetRegANDOR (Part2Port, 0x3A, ~0xE0, temp);	/* index 0A D[7:5] */
+
+}
+
+void
+SetYFilter (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+	    ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	USHORT Part2Port, temp1, temp2;
+	USHORT index, temp, i, index1;
+	UCHAR OutputSelect = *pSiS_OutputSelect;
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	temp = GetTVPtrIndex ();
+	temp >>= 1;		/* 0: NTSC, 1 :PAL, 2:HiTV */
+
+	if (ModeNo <= 0x13) {
+		index = SiS_SModeIDTable[ModeIdIndex].VB_StTVYFilterIndex;
+	} else {
+		index = SiS_EModeIDTable[ModeIdIndex].VB_ExtTVYFilterIndex;
+	}
+
+	if (SiS_VBInfo & SetCRT2ToHiVisionTV)	/* Hivision TV use PAL */
+		temp = 0;
+
+	/*301b */
+	if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {
+		for (i = 0x35; i <= 0x38; i++) {
+			SiS_SetReg1 (Part2Port, i,
+				     SiS310_TVYFilter2[temp][index][i - 0x35]);
+		}
+		for (i = 0x48; i <= 0x4A; i++) {
+			SiS_SetReg1 (Part2Port, i,
+				     SiS310_TVYFilter2[temp][index][(i - 0x48) +
+								    0x04]);
+		}
+	}
+	/*end 301b */
+	else {
+		for (i = 0x35; i <= 0x38; i++) {
+			SiS_SetReg1 (Part2Port, i,
+				     SiS310_TVYFilter1[temp][index][i - 0x35]);
+		}
+	}
+/*add PALMN*/
+	if (OutputSelect & EnablePALMN) {
+		index1 = SiS_GetReg1 (SiS_P3d4, 0x31);
+		temp1 = index1 & 0x01;
+		index1 = SiS_GetReg1 (SiS_P3d4, 0x38);
+		temp2 = index1 & 0xC0;
+		if (temp1) {
+			if (temp2 == 0x40) {
+				if ((SiS_VBType & VB_SIS301B)
+				    || (SiS_VBType & VB_SIS302B)) {
+					for (i = 0x35; i <= 0x38; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALMFilter2
+							     [index][i - 0x35]);
+					}
+					for (i = 0x48; i <= 0x4A; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALMFilter2
+							     [index][(i - 0x48)
+								     + 0x04]);
+					}
+				} else {
+					for (i = 0x35; i <= 0x38; i++)
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALMFilter
+							     [index][i - 0x35]);
+				}
+			}
+			if (temp2 == 0x80) {
+				if ((SiS_VBType & VB_SIS301B)
+				    || (SiS_VBType & VB_SIS302B)) {
+					for (i = 0x35; i <= 0x38; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALNFilter2
+							     [index][i - 0x35]);
+					}
+					for (i = 0x48; i <= 0x4A; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALNFilter2
+							     [index][(i - 0x48)
+								     + 0x04]);
+					}
+				} else {
+					for (i = 0x35; i <= 0x38; i++)
+						SiS_SetReg1 (Part2Port, i,
+							     SiS310_PALNFilter
+							     [index][i - 0x35]);
+				}
+			}
+		}
+	}
+	/*end PALMN */
+}
+
+void
+SetPhaseIncr (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+	      ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part2Port;
+	USHORT index, temp, temp1, i;
+
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	temp = GetTVPtrIndex ();
+	/* 0: NTSC Graphics, 1: NTSC Text, 2 :PAL Graphics, 3 :PAL Text, 4:HiTV Graphics 5:HiTV Text */
+	index = temp % 2;
+	temp >>= 1;		/* 0: NTSC, 1 :PAL, 2:HiTV */
+	temp1 = SiS_GetReg1 (SiS_P3d4, 0x38);	/*if PALMN Not Set */
+	temp1 = temp1 & 0xC0;
+	if (!temp1) {
+		for (i = 0x31; i <= 0x34; i++) {
+			if ((SiS_VBType & VB_SIS301B)
+			    || (SiS_VBType & VB_SIS302B))
+				    SiS_SetReg1 (Part2Port, i,
+						 SiS310_TVPhaseIncr2[temp]
+						 [index][i - 0x31]);
+			else
+				SiS_SetReg1 (Part2Port, i,
+					     SiS310_TVPhaseIncr1[temp][index][i
+									      -
+									      0x31]);
+		}
+	}
+}
+void
+SiS_OEM310Setting (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		   ULONG ROMAddr, USHORT ModeNo, USHORT ModeIdIndex)
+{
+	SetDelayComp (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo);
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		SetAntiFlicker (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo,
+				ModeIdIndex);
+		SetPhaseIncr (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo);
+		SetYFilter (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo,
+			    ModeIdIndex);
+		SetEdgeEnhance (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo,
+				ModeIdIndex);
+	}
+}
+
+#endif
+
+#ifdef CONFIG_FB_SIS_300
+/*
+    for SIS300 O.E.M.
+*/
+
+USHORT
+GetRevisionID (PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+#ifdef CONFIG_FB_SIS_300
+	ULONG temp1, base;
+	USHORT temp2 = 0;
+	/* add to set SR14 */
+	if ((HwDeviceExtension->jChipType == SIS_540) ||
+	    (HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730)) {
+		base = 0x80000008;
+		OutPortLong (base, 0xcf8);
+		temp1 = InPortLong (0xcfc);
+		temp1 = temp1 & 0x000000FF;
+		temp2 = (USHORT) (temp1);
+		return temp2;
+	}
+#endif
+}
+
+USHORT
+GetOEMLCDPtr (PSIS_HW_DEVICE_INFO HwDeviceExtension)
+{
+	USHORT temp, tempbx = 0, tempax;
+
+	if (SiS_IF_DEF_LVDS == 0) {
+		if (SiS_VBInfo & SetCRT2ToLCD) {	/* LCD */
+			tempax = SiS_LCDResInfo;
+			tempbx = SiS_LCDResInfo;
+			tempbx = tempbx - Panel1024x768;
+			if (!(SiS_SetFlag & LCDVESATiming)) {
+				tempbx += 4;
+				temp = GetRevisionID (HwDeviceExtension);
+				if ((HwDeviceExtension->jChipType == SIS_540)
+				    && (temp < 1))
+					tempbx += 4;
+				if ((HwDeviceExtension->jChipType == SIS_630)
+				    && (temp < 3))
+					tempbx += 4;
+			}
+			if ((tempax == Panel1024x768)
+			    && (SiS_LCDInfo == LCDNonExpanding)) {
+				tempbx = tempbx + 3;
+			}
+			/*add OEMLCDPanelIDSupport */
+			tempbx = SiS_LCDTypeInfo;
+			tempbx = tempbx << 1;
+			if (!(SiS_SetFlag & LCDVESATiming))
+				tempbx = tempbx + 1;
+		}
+	}
+	tempbx *= 2;
+	return tempbx;
+}
+
+USHORT
+GetOEMTVPtr (void)
+{
+	USHORT index;
+
+	index = 0;
+	if (!(SiS_VBInfo & SetInSlaveMode))
+		index = index + 4;
+
+	if (SiS_VBInfo & SetCRT2ToSCART) {
+		index = index + 2;
+	} else {
+		if (SiS_VBInfo & SetCRT2ToHiVisionTV)
+			index = index + 3;
+		else {
+			if (SiS_VBInfo & SetPALTV)
+				index = index + 1;
+		}
+	}
+	return index;
+}
+
+void
+SetOEMTVDelay (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+	       ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part1Port;
+	USHORT index, temp, ModeIdIndex;
+	Part1Port = BaseAddr + SIS_CRT2_PORT_04;
+	ModeIdIndex = SiS_SearchVBModeID (ROMAddr, ModeNo);
+	temp = GetOEMTVPtr ();
+	index = SiS_VBModeIDTable[ModeIdIndex].VB_TVDelayIndex;
+	temp = SiS300_OEMTVDelay[temp][index];
+	temp = temp & 0x3c;
+	SiS_SetRegANDOR (Part1Port, 0x13, ~0x3C, temp);	/* index 0A D[6:4] */
+}
+
+void
+SetOEMLCDDelay (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part2Port;
+	USHORT index, temp, ModeIdIndex;
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	ModeIdIndex = SiS_SearchVBModeID (ROMAddr, ModeNo);
+	temp = GetOEMLCDPtr (HwDeviceExtension);
+	index = SiS_VBModeIDTable[ModeIdIndex].VB_LCDDelayIndex;
+	temp = SiS300_OEMLCDDelay1[temp][index];
+	/*add OEMLCDPanelIDSupport */
+	temp = SiS300_OEMLCDDelay2[temp][index];
+	temp = temp & 0x3c;
+	SiS_SetRegANDOR (Part2Port, 0x13, ~0x3C, temp);	/* index 0A D[6:4] */
+}
+
+/*
+*/
+void
+SetOEMAntiFlicker (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		   ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part2Port;
+	USHORT index, temp;
+	USHORT ModeIdIndex;
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	ModeIdIndex = SiS_SearchVBModeID (ROMAddr, ModeNo);
+	temp = GetOEMTVPtr ();
+	index = SiS_VBModeIDTable[ModeIdIndex].VB_TVFlickerIndex;
+	temp = SiS300_OEMTVFlicker[temp][index];
+	temp = temp & 0x70;
+	SiS_SetRegANDOR (Part2Port, 0x0A, ~0x70, temp);	/* index 0A D[6:4] */
+
+}
+
+void
+SetOEMPhaseIncr (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		 ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part2Port;
+	USHORT index, i, ModeIdIndex;
+
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	// temp = GetTVPtrIndex();
+	/* 0: NTSC Graphics, 1: NTSC Text, 2 :PAL Graphics, 3 :PAL Text, 4:HiTV Graphics 5:HiTV Text */
+	// index = temp % 2;
+	// temp >>= 1;   /* 0: NTSC, 1 :PAL, 2:HiTV */
+	ModeIdIndex = SiS_SearchVBModeID (ROMAddr, ModeNo);
+	index = SiS_VBModeIDTable[ModeIdIndex].VB_TVPhaseIndex;
+	if (SiS_VBInfo & SetInSlaveMode) {
+		if (SiS_VBInfo & SetPALTV) {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_StPALPhase[index][i -
+								      0x31]);
+		} else {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_StNTSCPhase[index][i -
+								       0x31]);
+		}
+		if (SiS_VBInfo & SetCRT2ToSCART) {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_StSCARTPhase[index][i -
+									0x31]);
+		}
+	} else {
+		if (SiS_VBInfo & SetPALTV) {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_ExtPALPhase[index][i -
+								       0x31]);
+		} else {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_ExtNTSCPhase[index][i -
+									0x31]);
+		}
+		if (SiS_VBInfo & SetCRT2ToSCART) {
+			for (i = 0x31; i <= 0x34; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_ExtSCARTPhase[index][i -
+									 0x31]);
+		}
+	}
+}
+
+void
+SetOEMYFilter (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+	       ULONG ROMAddr, USHORT ModeNo)
+{
+	USHORT Part2Port;
+	USHORT index, temp1, temp2, i, ModeIdIndex, index1;
+	Part2Port = BaseAddr + SIS_CRT2_PORT_10;
+	/*301b */
+	ModeIdIndex = SiS_SearchVBModeID (ROMAddr, ModeNo);
+	index = SiS_VBModeIDTable[ModeIdIndex].VB_TVYFilterIndex;
+	if (SiS_VBInfo & SetInSlaveMode) {
+		if (SiS_VBInfo & SetPALTV) {
+			for (i = 0x35; i <= 0x38; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_StPALFilter[index][i -
+								       0x35]);
+		} else {
+			for (i = 0x35; i <= 0x38; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_StNTSCFilter[index][i -
+									0x35]);
+		}
+	} else {
+		if (SiS_VBInfo & SetPALTV) {
+			for (i = 0x35; i <= 0x38; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_ExtPALFilter[index][i -
+									0x35]);
+		} else {
+			for (i = 0x35; i <= 0x38; i++)
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_ExtNTSCFilter[index][i -
+									 0x35]);
+		}
+	}
+
+	if ((SiS_VBType & VB_SIS301B) || (SiS_VBType & VB_SIS302B)) {
+		if (SiS_VBInfo & SetPALTV) {
+			for (i = 0x35; i <= 0x38; i++) {
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_PALFilter2[index][i -
+								      0x35]);
+			}
+			for (i = 0x48; i <= 0x4A; i++) {
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_PALFilter2[index][(i - 0x48)
+								      + 0x04]);
+			}
+		} else {
+			for (i = 0x35; i <= 0x38; i++) {
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_NTSCFilter2[index][i -
+								       0x35]);
+			}
+			for (i = 0x48; i <= 0x4A; i++) {
+				SiS_SetReg1 (Part2Port, i,
+					     SiS300_NTSCFilter2[index][
+								       (i -
+									0x48) +
+								       0x04]);
+			}
+		}
+	}
+
+/*add PALMN*/
+	if ((HwDeviceExtension->jChipType == SIS_630) ||
+	    (HwDeviceExtension->jChipType == SIS_730)) {
+		index1 = SiS_GetReg1 (SiS_P3d4, 0x31);
+		temp1 = index1 & 0x01;
+		index1 = SiS_GetReg1 (SiS_P3d4, 0x35);
+		temp2 = index1 & 0xC0;
+		if (temp1) {
+			if (temp2 == 0x40) {
+				if ((SiS_VBType & VB_SIS301B)
+				    || (SiS_VBType & VB_SIS302B)) {
+					for (i = 0x35; i <= 0x38; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALMFilter2
+							     [index][i - 0x35]);
+					}
+					for (i = 0x48; i <= 0x4A; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALMFilter2
+							     [index][(i - 0x48)
+								     + 0x04]);
+					}
+				} else {
+					for (i = 0x35; i <= 0x38; i++)
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALMFilter
+							     [index][i - 0x35]);
+				}
+			}
+			if (temp2 == 0x80) {
+				if ((SiS_VBType & VB_SIS301B)
+				    || (SiS_VBType & VB_SIS302B)) {
+					for (i = 0x35; i <= 0x38; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALNFilter2
+							     [index][i - 0x35]);
+					}
+					for (i = 0x48; i <= 0x4A; i++) {
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALNFilter2
+							     [index][(i - 0x48)
+								     + 0x04]);
+					}
+				} else {
+					for (i = 0x35; i <= 0x38; i++)
+						SiS_SetReg1 (Part2Port, i,
+							     SiS300_PALNFilter
+							     [index][i - 0x35]);
+				}
+			}
+		}
+	}
+	/*end PALMN */
+}
+
+void
+SiS_OEM300Setting (PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT BaseAddr,
+		   ULONG ROMAddr, USHORT ModeNo)
+{
+	if (SiS_VBInfo & SetCRT2ToLCD) {
+		SetOEMLCDDelay (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo);
+	}
+	if (SiS_VBInfo & SetCRT2ToTV) {
+		SetOEMTVDelay (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo);
+		SetOEMAntiFlicker (HwDeviceExtension, BaseAddr, ROMAddr,
+				   ModeNo);
+		/* SetOEMPhaseIncr(HwDeviceExtension,BaseAddr,ROMAddr,ModeNo); */
+		SetOEMYFilter (HwDeviceExtension, BaseAddr, ROMAddr, ModeNo);
+	}
+}
+#endif

FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)