Merge branch 'next' into for-linus

10 files changed, 843 insertions, 1942 deletions

diff --git a/drivers/video/sis/init.c b/drivers/video/sis/init.c
index c311ad3c3687..66de832361cc 100644
--- a/drivers/video/sis/init.c
+++ b/drivers/video/sis/init.c
@@ -56,17 +56,13 @@
  * Used by permission.
  */
 
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
 #include "init.h"
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 #include "300vtbl.h"
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 #include "310vtbl.h"
 #endif
 
@@ -78,7 +74,7 @@
 /*         POINTER INITIALIZATION            */
 /*********************************************/
 
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
 static void
 InitCommonPointer(struct SiS_Private *SiS_Pr)
 {
@@ -160,7 +156,7 @@ InitCommonPointer(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static void
 InitTo300Pointer(struct SiS_Private *SiS_Pr)
 {
@@ -237,7 +233,7 @@ InitTo300Pointer(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 InitTo310Pointer(struct SiS_Private *SiS_Pr)
 {
@@ -321,13 +317,13 @@ bool
 SiSInitPtr(struct SiS_Private *SiS_Pr)
 {
    if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       InitTo300Pointer(SiS_Pr);
 #else
       return false;
 #endif
    } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       InitTo310Pointer(SiS_Pr);
 #else
       return false;
@@ -340,9 +336,7 @@ SiSInitPtr(struct SiS_Private *SiS_Pr)
 /*            HELPER: Get ModeID             */
 /*********************************************/
 
-#ifndef SIS_XORG_XF86
 static
-#endif
 unsigned short
 SiS_GetModeID(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay,
 		int Depth, bool FSTN, int LCDwidth, int LCDheight)
@@ -882,59 +876,59 @@ SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDispl
 /*********************************************/
 
 void
-SiS_SetReg(SISIOADDRESS port, unsigned short index, unsigned short data)
+SiS_SetReg(SISIOADDRESS port, u8 index, u8 data)
 {
-   OutPortByte(port, index);
-   OutPortByte(port + 1, data);
+	outb(index, port);
+	outb(data, port + 1);
 }
 
 void
-SiS_SetRegByte(SISIOADDRESS port, unsigned short data)
+SiS_SetRegByte(SISIOADDRESS port, u8 data)
 {
-   OutPortByte(port, data);
+	outb(data, port);
 }
 
 void
-SiS_SetRegShort(SISIOADDRESS port, unsigned short data)
+SiS_SetRegShort(SISIOADDRESS port, u16 data)
 {
-   OutPortWord(port, data);
+	outw(data, port);
 }
 
 void
-SiS_SetRegLong(SISIOADDRESS port, unsigned int data)
+SiS_SetRegLong(SISIOADDRESS port, u32 data)
 {
-   OutPortLong(port, data);
+	outl(data, port);
 }
 
-unsigned char
-SiS_GetReg(SISIOADDRESS port, unsigned short index)
+u8
+SiS_GetReg(SISIOADDRESS port, u8 index)
 {
-   OutPortByte(port, index);
-   return(InPortByte(port + 1));
+	outb(index, port);
+	return inb(port + 1);
 }
 
-unsigned char
+u8
 SiS_GetRegByte(SISIOADDRESS port)
 {
-   return(InPortByte(port));
+	return inb(port);
 }
 
-unsigned short
+u16
 SiS_GetRegShort(SISIOADDRESS port)
 {
-   return(InPortWord(port));
+	return inw(port);
 }
 
-unsigned int
+u32
 SiS_GetRegLong(SISIOADDRESS port)
 {
-   return(InPortLong(port));
+	return inl(port);
 }
 
 void
-SiS_SetRegANDOR(SISIOADDRESS Port, unsigned short Index, unsigned short DataAND, unsigned short DataOR)
+SiS_SetRegANDOR(SISIOADDRESS Port, u8 Index, u8 DataAND, u8 DataOR)
 {
-   unsigned short temp;
+   u8 temp;
 
    temp = SiS_GetReg(Port, Index);
    temp = (temp & (DataAND)) | DataOR;
@@ -942,9 +936,9 @@ SiS_SetRegANDOR(SISIOADDRESS Port, unsigned short Index, unsigned short DataAND,
 }
 
 void
-SiS_SetRegAND(SISIOADDRESS Port, unsigned short Index, unsigned short DataAND)
+SiS_SetRegAND(SISIOADDRESS Port, u8 Index, u8 DataAND)
 {
-   unsigned short temp;
+   u8 temp;
 
    temp = SiS_GetReg(Port, Index);
    temp &= DataAND;
@@ -952,9 +946,9 @@ SiS_SetRegAND(SISIOADDRESS Port, unsigned short Index, unsigned short DataAND)
 }
 
 void
-SiS_SetRegOR(SISIOADDRESS Port, unsigned short Index, unsigned short DataOR)
+SiS_SetRegOR(SISIOADDRESS Port, u8 Index, u8 DataOR)
 {
-   unsigned short temp;
+   u8 temp;
 
    temp = SiS_GetReg(Port, Index);
    temp |= DataOR;
@@ -1089,7 +1083,7 @@ static void
 SiSInitPCIetc(struct SiS_Private *SiS_Pr)
 {
    switch(SiS_Pr->ChipType) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    case SIS_300:
    case SIS_540:
    case SIS_630:
@@ -1108,7 +1102,7 @@ SiSInitPCIetc(struct SiS_Private *SiS_Pr)
       SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x1E,0x5A);
       break;
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    case SIS_315H:
    case SIS_315:
    case SIS_315PRO:
@@ -1152,9 +1146,7 @@ SiSInitPCIetc(struct SiS_Private *SiS_Pr)
 /*             HELPER: SetLVDSetc            */
 /*********************************************/
 
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 void
 SiSSetLVDSetc(struct SiS_Private *SiS_Pr)
 {
@@ -1174,7 +1166,7 @@ SiSSetLVDSetc(struct SiS_Private *SiS_Pr)
    if((temp == 1) || (temp == 2)) return;
 
    switch(SiS_Pr->ChipType) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    case SIS_540:
    case SIS_630:
    case SIS_730:
@@ -1188,7 +1180,7 @@ SiSSetLVDSetc(struct SiS_Private *SiS_Pr)
 	}
 	break;
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    case SIS_550:
    case SIS_650:
    case SIS_740:
@@ -1420,9 +1412,7 @@ SiS_ResetSegmentRegisters(struct SiS_Private *SiS_Pr)
 /*             HELPER: GetVBType             */
 /*********************************************/
 
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 void
 SiS_GetVBType(struct SiS_Private *SiS_Pr)
 {
@@ -1487,7 +1477,6 @@ SiS_GetVBType(struct SiS_Private *SiS_Pr)
 /*           HELPER: Check RAM size          */
 /*********************************************/
 
-#ifdef SIS_LINUX_KERNEL
 static bool
 SiS_CheckMemorySize(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 		unsigned short ModeIdIndex)
@@ -1501,13 +1490,12 @@ SiS_CheckMemorySize(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    if(AdapterMemSize < memorysize) return false;
    return true;
 }
-#endif
 
 /*********************************************/
 /*           HELPER: Get DRAM type           */
 /*********************************************/
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static unsigned char
 SiS_Get310DRAMType(struct SiS_Private *SiS_Pr)
 {
@@ -1574,7 +1562,6 @@ SiS_GetMCLK(struct SiS_Private *SiS_Pr)
 /*           HELPER: ClearBuffer             */
 /*********************************************/
 
-#ifdef SIS_LINUX_KERNEL
 static void
 SiS_ClearBuffer(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 {
@@ -1587,7 +1574,7 @@ SiS_ClearBuffer(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 
    if(SiS_Pr->SiS_ModeType >= ModeEGA) {
       if(ModeNo > 0x13) {
-	 SiS_SetMemory(memaddr, memsize, 0);
+	 memset_io(memaddr, 0, memsize);
       } else {
 	 pBuffer = (unsigned short SISIOMEMTYPE *)memaddr;
 	 for(i = 0; i < 0x4000; i++) writew(0x0000, &pBuffer[i]);
@@ -1596,10 +1583,9 @@ SiS_ClearBuffer(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
       pBuffer = (unsigned short SISIOMEMTYPE *)memaddr;
       for(i = 0; i < 0x4000; i++) writew(0x0720, &pBuffer[i]);
    } else {
-      SiS_SetMemory(memaddr, 0x8000, 0);
+      memset_io(memaddr, 0, 0x8000);
    }
 }
-#endif
 
 /*********************************************/
 /*           HELPER: SearchModeID            */
@@ -2132,7 +2118,7 @@ SiS_SetCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       SiS_SetReg(SiS_Pr->SiS_P3d4,0x14,0x4F);
    }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType == XGI_20) {
       SiS_SetReg(SiS_Pr->SiS_P3d4,0x04,crt1data[4] - 1);
       if(!(temp = crt1data[5] & 0x1f)) {
@@ -2215,7 +2201,7 @@ SiS_SetCRT1VCLK(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    SiS_SetReg(SiS_Pr->SiS_P3c4,0x2c,clkb);
 
    if(SiS_Pr->ChipType >= SIS_315H) {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       SiS_SetReg(SiS_Pr->SiS_P3c4,0x2D,0x01);
       if(SiS_Pr->ChipType == XGI_20) {
          unsigned short mf = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex);
@@ -2236,7 +2222,7 @@ SiS_SetCRT1VCLK(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 /*                  FIFO                     */
 /*********************************************/
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 void
 SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,
 		unsigned short *idx2)
@@ -2506,11 +2492,7 @@ SiS_SetCRT1FIFO_630(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x09,0x80,data);
 
   /* Write foreground and background queue */
-#ifdef SIS_LINUX_KERNEL
    templ = sisfb_read_nbridge_pci_dword(SiS_Pr, 0x50);
-#else
-   templ = pciReadLong(0x00000000, 0x50);
-#endif
 
    if(SiS_Pr->ChipType == SIS_730) {
 
@@ -2530,13 +2512,8 @@ SiS_SetCRT1FIFO_630(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 
    }
 
-#ifdef SIS_LINUX_KERNEL
    sisfb_write_nbridge_pci_dword(SiS_Pr, 0x50, templ);
    templ = sisfb_read_nbridge_pci_dword(SiS_Pr, 0xA0);
-#else
-   pciWriteLong(0x00000000, 0x50, templ);
-   templ = pciReadLong(0x00000000, 0xA0);
-#endif
 
    /* GUI grant timer (PCI config 0xA3) */
    if(SiS_Pr->ChipType == SIS_730) {
@@ -2552,15 +2529,11 @@ SiS_SetCRT1FIFO_630(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 
    }
 
-#ifdef SIS_LINUX_KERNEL
    sisfb_write_nbridge_pci_dword(SiS_Pr, 0xA0, templ);
-#else
-   pciWriteLong(0x00000000, 0xA0, templ);
-#endif
 }
-#endif /* SIS300 */
+#endif /* CONFIG_FB_SIS_300 */
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 SiS_SetCRT1FIFO_310(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex)
 {
@@ -2612,7 +2585,7 @@ SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    }
 
    if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       if(VCLK > 150) data |= 0x80;
       SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x07,0x7B,data);
 
@@ -2621,7 +2594,7 @@ SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x32,0xF7,data);
 #endif
    } else if(SiS_Pr->ChipType < XGI_20) {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       if(VCLK >= 166) data |= 0x0c;
       SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x32,0xf3,data);
 
@@ -2630,7 +2603,7 @@ SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       }
 #endif
    } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       if(VCLK >= 200) data |= 0x0c;
       if(SiS_Pr->ChipType == XGI_20) data &= ~0x04;
       SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x32,0xf3,data);
@@ -2675,7 +2648,7 @@ SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 		unsigned short ModeIdIndex, unsigned short RRTI)
 {
    unsigned short data, infoflag = 0, modeflag, resindex;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    unsigned char  *ROMAddr  = SiS_Pr->VirtualRomBase;
    unsigned short data2, data3;
 #endif
@@ -2736,7 +2709,7 @@ SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0F,0xB7,data);
    }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType >= SIS_315H) {
       SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x31,0xfb);
    }
@@ -2826,7 +2799,7 @@ SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 
    SiS_SetVCLKState(SiS_Pr, ModeNo, RRTI, ModeIdIndex);
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(((SiS_Pr->ChipType >= SIS_315H) && (SiS_Pr->ChipType < SIS_661)) ||
        (SiS_Pr->ChipType == XGI_40)) {
       if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) & 0x40) {
@@ -2845,7 +2818,7 @@ SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 #endif
 }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 SiS_SetupDualChip(struct SiS_Private *SiS_Pr)
 {
@@ -2999,11 +2972,6 @@ SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sho
    SiS_Pr->SiS_SelectCRT2Rate = 0;
    SiS_Pr->SiS_SetFlag &= (~ProgrammingCRT2);
 
-#ifdef SIS_XORG_XF86
-   xf86DrvMsgVerb(0, X_PROBED, 4, "(init: VBType=0x%04x, VBInfo=0x%04x)\n",
-                    SiS_Pr->SiS_VBType, SiS_Pr->SiS_VBInfo);
-#endif
-
    if(SiS_Pr->SiS_VBInfo & SetSimuScanMode) {
       if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) {
          SiS_Pr->SiS_SetFlag |= ProgrammingCRT2;
@@ -3028,7 +2996,7 @@ SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sho
    }
 
    switch(SiS_Pr->ChipType) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    case SIS_300:
       SiS_SetCRT1FIFO_300(SiS_Pr, ModeNo, RefreshRateTableIndex);
       break;
@@ -3039,7 +3007,7 @@ SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sho
       break;
 #endif
    default:
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       if(SiS_Pr->ChipType == XGI_20) {
          unsigned char sr2b = 0, sr2c = 0;
          switch(ModeNo) {
@@ -3062,7 +3030,7 @@ SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sho
 
    SiS_SetCRT1ModeRegs(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType == XGI_40) {
       SiS_SetupDualChip(SiS_Pr);
    }
@@ -3070,11 +3038,9 @@ SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sho
 
    SiS_LoadDAC(SiS_Pr, ModeNo, ModeIdIndex);
 
-#ifdef SIS_LINUX_KERNEL
    if(SiS_Pr->SiS_flag_clearbuffer) {
       SiS_ClearBuffer(SiS_Pr, ModeNo);
    }
-#endif
 
    if(!(SiS_Pr->SiS_VBInfo & (SetSimuScanMode | SwitchCRT2 | SetCRT2ToLCDA))) {
       SiS_WaitRetrace1(SiS_Pr);
@@ -3104,7 +3070,7 @@ SiS_InitVB(struct SiS_Private *SiS_Pr)
 static void
 SiS_ResetVB(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    unsigned char  *ROMAddr = SiS_Pr->VirtualRomBase;
    unsigned short temp;
 
@@ -3139,7 +3105,7 @@ SiS_StrangeStuff(struct SiS_Private *SiS_Pr)
     * which locks CRT2 in some way to CRT1 timing. Disable
     * this here.
     */
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if((IS_SIS651) || (IS_SISM650) ||
       SiS_Pr->ChipType == SIS_340 ||
       SiS_Pr->ChipType == XGI_40) {
@@ -3160,7 +3126,7 @@ SiS_StrangeStuff(struct SiS_Private *SiS_Pr)
 static void
 SiS_Handle760(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    unsigned int somebase;
    unsigned char temp1, temp2, temp3;
 
@@ -3170,11 +3136,7 @@ SiS_Handle760(struct SiS_Private *SiS_Pr)
        (!(SiS_Pr->SiS_SysFlags & SF_760UMA)) )
       return;
 
-#ifdef SIS_LINUX_KERNEL
    somebase = sisfb_read_mio_pci_word(SiS_Pr, 0x74);
-#else
-   somebase = pciReadWord(0x00001000, 0x74);
-#endif
    somebase &= 0xffff;
 
    if(somebase == 0) return;
@@ -3190,105 +3152,34 @@ SiS_Handle760(struct SiS_Private *SiS_Pr)
       temp2 = 0x0b;
    }
 
-#ifdef SIS_LINUX_KERNEL
    sisfb_write_nbridge_pci_byte(SiS_Pr, 0x7e, temp1);
    sisfb_write_nbridge_pci_byte(SiS_Pr, 0x8d, temp2);
-#else
-   pciWriteByte(0x00000000, 0x7e, temp1);
-   pciWriteByte(0x00000000, 0x8d, temp2);
-#endif
 
    SiS_SetRegByte((somebase + 0x85), temp3);
 #endif
 }
 
 /*********************************************/
-/*      X.org/XFree86: SET SCREEN PITCH      */
-/*********************************************/
-
-#ifdef SIS_XORG_XF86
-static void
-SiS_SetPitchCRT1(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn)
-{
-   SISPtr pSiS = SISPTR(pScrn);
-   unsigned short HDisplay = pSiS->scrnPitch >> 3;
-
-   SiS_SetReg(SiS_Pr->SiS_P3d4,0x13,(HDisplay & 0xFF));
-   SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0E,0xF0,(HDisplay >> 8));
-}
-
-static void
-SiS_SetPitchCRT2(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn)
-{
-   SISPtr pSiS = SISPTR(pScrn);
-   unsigned short HDisplay = pSiS->scrnPitch2 >> 3;
-
-    /* Unlock CRT2 */
-   if(pSiS->VGAEngine == SIS_315_VGA)
-      SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x2F, 0x01);
-   else
-      SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x24, 0x01);
-
-   SiS_SetReg(SiS_Pr->SiS_Part1Port,0x07,(HDisplay & 0xFF));
-   SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x09,0xF0,(HDisplay >> 8));
-}
-
-static void
-SiS_SetPitch(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn)
-{
-   SISPtr pSiS = SISPTR(pScrn);
-   bool isslavemode = false;
-
-   if( (pSiS->VBFlags2 & VB2_VIDEOBRIDGE) &&
-       ( ((pSiS->VGAEngine == SIS_300_VGA) &&
-	  (SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0xa0) == 0x20) ||
-	 ((pSiS->VGAEngine == SIS_315_VGA) &&
-	  (SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x50) == 0x10) ) ) {
-      isslavemode = true;
-   }
-
-   /* We need to set pitch for CRT1 if bridge is in slave mode, too */
-   if((pSiS->VBFlags & DISPTYPE_DISP1) || (isslavemode)) {
-      SiS_SetPitchCRT1(SiS_Pr, pScrn);
-   }
-   /* We must not set the pitch for CRT2 if bridge is in slave mode */
-   if((pSiS->VBFlags & DISPTYPE_DISP2) && (!isslavemode)) {
-      SiS_SetPitchCRT2(SiS_Pr, pScrn);
-   }
-}
-#endif
-
-/*********************************************/
 /*                 SiSSetMode()              */
 /*********************************************/
 
-#ifdef SIS_XORG_XF86
-/* We need pScrn for setting the pitch correctly */
-bool
-SiSSetMode(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn, unsigned short ModeNo, bool dosetpitch)
-#else
 bool
 SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
-#endif
 {
    SISIOADDRESS BaseAddr = SiS_Pr->IOAddress;
    unsigned short RealModeNo, ModeIdIndex;
    unsigned char  backupreg = 0;
-#ifdef SIS_LINUX_KERNEL
    unsigned short KeepLockReg;
 
    SiS_Pr->UseCustomMode = false;
    SiS_Pr->CRT1UsesCustomMode = false;
-#endif
 
    SiS_Pr->SiS_flag_clearbuffer = 0;
 
    if(SiS_Pr->UseCustomMode) {
       ModeNo = 0xfe;
    } else {
-#ifdef SIS_LINUX_KERNEL
       if(!(ModeNo & 0x80)) SiS_Pr->SiS_flag_clearbuffer = 1;
-#endif
       ModeNo &= 0x7f;
    }
 
@@ -3301,13 +3192,8 @@ SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
    SiS_GetSysFlags(SiS_Pr);
 
    SiS_Pr->SiS_VGAINFO = 0x11;
-#if defined(SIS_XORG_XF86) && (defined(i386) || defined(__i386) || defined(__i386__) || defined(__AMD64__) || defined(__amd64__) || defined(__x86_64__))
-   if(pScrn) SiS_Pr->SiS_VGAINFO = SiS_GetSetBIOSScratch(pScrn, 0x489, 0xff);
-#endif
 
-#ifdef SIS_LINUX_KERNEL
    KeepLockReg = SiS_GetReg(SiS_Pr->SiS_P3c4,0x05);
-#endif
    SiS_SetReg(SiS_Pr->SiS_P3c4,0x05,0x86);
 
    SiSInitPCIetc(SiS_Pr);
@@ -3344,12 +3230,10 @@ SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
    SiS_GetLCDResInfo(SiS_Pr, ModeNo, ModeIdIndex);
    SiS_SetLowModeTest(SiS_Pr, ModeNo);
 
-#ifdef SIS_LINUX_KERNEL
    /* Check memory size (kernel framebuffer driver only) */
    if(!SiS_CheckMemorySize(SiS_Pr, ModeNo, ModeIdIndex)) {
       return false;
    }
-#endif
 
    SiS_OpenCRTC(SiS_Pr);
 
@@ -3384,7 +3268,7 @@ SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
    SiS_DisplayOn(SiS_Pr);
    SiS_SetRegByte(SiS_Pr->SiS_P3c6,0xFF);
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType >= SIS_315H) {
       if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
 	 if(!(SiS_IsDualEdge(SiS_Pr))) {
@@ -3396,7 +3280,7 @@ SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 
    if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
       if(SiS_Pr->ChipType >= SIS_315H) {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	 if(!SiS_Pr->SiS_ROMNew) {
 	    if(SiS_IsVAMode(SiS_Pr)) {
 	       SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x35,0x01);
@@ -3424,424 +3308,16 @@ SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
       }
    }
 
-#ifdef SIS_XORG_XF86
-   if(pScrn) {
-      /* SetPitch: Adapt to virtual size & position */
-      if((ModeNo > 0x13) && (dosetpitch)) {
-	 SiS_SetPitch(SiS_Pr, pScrn);
-      }
-
-      /* Backup/Set ModeNo in BIOS scratch area */
-      SiS_GetSetModeID(pScrn, ModeNo);
-   }
-#endif
-
    SiS_CloseCRTC(SiS_Pr);
 
    SiS_Handle760(SiS_Pr);
 
-#ifdef SIS_LINUX_KERNEL
    /* We never lock registers in XF86 */
    if(KeepLockReg != 0xA1) SiS_SetReg(SiS_Pr->SiS_P3c4,0x05,0x00);
-#endif
 
    return true;
 }
 
-/*********************************************/
-/*       X.org/XFree86: SiSBIOSSetMode()     */
-/*           for non-Dual-Head mode          */
-/*********************************************/
-
-#ifdef SIS_XORG_XF86
-bool
-SiSBIOSSetMode(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-               DisplayModePtr mode, bool IsCustom)
-{
-   SISPtr pSiS = SISPTR(pScrn);
-   unsigned short ModeNo = 0;
-
-   SiS_Pr->UseCustomMode = false;
-
-   if((IsCustom) && (SiS_CheckBuildCustomMode(pScrn, mode, pSiS->VBFlags))) {
-
-      xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3, "Setting custom mode %dx%d\n",
-		SiS_Pr->CHDisplay,
-		(mode->Flags & V_INTERLACE ? SiS_Pr->CVDisplay * 2 :
-		   (mode->Flags & V_DBLSCAN ? SiS_Pr->CVDisplay / 2 :
-		      SiS_Pr->CVDisplay)));
-
-   } else {
-
-      /* Don't need vbflags here; checks done earlier */
-      ModeNo = SiS_GetModeNumber(pScrn, mode, pSiS->VBFlags);
-      if(!ModeNo) return false;
-
-      xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3, "Setting standard mode 0x%x\n", ModeNo);
-
-   }
-
-   return(SiSSetMode(SiS_Pr, pScrn, ModeNo, true));
-}
-
-/*********************************************/
-/*    X.org/XFree86: SiSBIOSSetModeCRT2()    */
-/*           for Dual-Head modes             */
-/*********************************************/
-
-bool
-SiSBIOSSetModeCRT2(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-               DisplayModePtr mode, bool IsCustom)
-{
-   SISIOADDRESS BaseAddr = SiS_Pr->IOAddress;
-   SISPtr  pSiS = SISPTR(pScrn);
-#ifdef SISDUALHEAD
-   SISEntPtr pSiSEnt = pSiS->entityPrivate;
-#endif
-   unsigned short ModeIdIndex;
-   unsigned short ModeNo = 0;
-   unsigned char  backupreg = 0;
-
-   SiS_Pr->UseCustomMode = false;
-
-   /* Remember: Custom modes for CRT2 are ONLY supported
-    *     -) on the 30x/B/C, and
-    *     -) if CRT2 is LCD or VGA, or CRT1 is LCDA
-    */
-
-   if((IsCustom) && (SiS_CheckBuildCustomMode(pScrn, mode, pSiS->VBFlags))) {
-
-	 ModeNo = 0xfe;
-
-   } else {
-
-	 ModeNo = SiS_GetModeNumber(pScrn, mode, pSiS->VBFlags);
-	 if(!ModeNo) return false;
-
-   }
-
-   SiSRegInit(SiS_Pr, BaseAddr);
-   SiSInitPtr(SiS_Pr);
-   SiS_GetSysFlags(SiS_Pr);
-#if defined(i386) || defined(__i386) || defined(__i386__) || defined(__AMD64__) || defined(__amd64__) || defined(__x86_64__)
-   SiS_Pr->SiS_VGAINFO = SiS_GetSetBIOSScratch(pScrn, 0x489, 0xff);
-#else
-   SiS_Pr->SiS_VGAINFO = 0x11;
-#endif
-
-   SiS_SetReg(SiS_Pr->SiS_P3c4,0x05,0x86);
-
-   SiSInitPCIetc(SiS_Pr);
-   SiSSetLVDSetc(SiS_Pr);
-   SiSDetermineROMUsage(SiS_Pr);
-
-   /* Save mode info so we can set it from within SetMode for CRT1 */
-#ifdef SISDUALHEAD
-   if(pSiS->DualHeadMode) {
-      pSiSEnt->CRT2ModeNo = ModeNo;
-      pSiSEnt->CRT2DMode = mode;
-      pSiSEnt->CRT2IsCustom = IsCustom;
-      pSiSEnt->CRT2CR30 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
-      pSiSEnt->CRT2CR31 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x31);
-      pSiSEnt->CRT2CR35 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
-      pSiSEnt->CRT2CR38 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
-#if 0
-      /* We can't set CRT2 mode before CRT1 mode is set - says who...? */
-      if(pSiSEnt->CRT1ModeNo == -1) {
-	 xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-		"Setting CRT2 mode delayed until after setting CRT1 mode\n");
-	 return true;
-      }
-#endif
-      pSiSEnt->CRT2ModeSet = true;
-   }
-#endif
-
-   if(SiS_Pr->UseCustomMode) {
-
-      unsigned short temptemp = SiS_Pr->CVDisplay;
-
-      if(SiS_Pr->CModeFlag & DoubleScanMode)     temptemp >>= 1;
-      else if(SiS_Pr->CInfoFlag & InterlaceMode) temptemp <<= 1;
-
-      xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-	  "Setting custom mode %dx%d on CRT2\n",
-	  SiS_Pr->CHDisplay, temptemp);
-
-   } else {
-
-      xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-	  "Setting standard mode 0x%x on CRT2\n", ModeNo);
-
-   }
-
-   SiS_UnLockCRT2(SiS_Pr);
-
-   if(!SiS_Pr->UseCustomMode) {
-      if(!(SiS_SearchModeID(SiS_Pr, &ModeNo, &ModeIdIndex))) return false;
-   } else {
-      ModeIdIndex = 0;
-   }
-
-   SiS_GetVBType(SiS_Pr);
-
-   SiS_InitVB(SiS_Pr);
-   if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
-      if(SiS_Pr->ChipType >= SIS_315H) {
-	 SiS_ResetVB(SiS_Pr);
-	 SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x32,0x10);
-	 SiS_SetRegOR(SiS_Pr->SiS_Part2Port,0x00,0x0c);
-	 backupreg = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
-      } else {
-	 backupreg = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
-      }
-   }
-
-   /* Get VB information (connectors, connected devices) */
-   if(!SiS_Pr->UseCustomMode) {
-      SiS_GetVBInfo(SiS_Pr, ModeNo, ModeIdIndex, 1);
-   } else {
-      /* If this is a custom mode, we don't check the modeflag for CRT2Mode */
-      SiS_GetVBInfo(SiS_Pr, ModeNo, ModeIdIndex, 0);
-   }
-   SiS_SetYPbPr(SiS_Pr);
-   SiS_SetTVMode(SiS_Pr, ModeNo, ModeIdIndex);
-   SiS_GetLCDResInfo(SiS_Pr, ModeNo, ModeIdIndex);
-   SiS_SetLowModeTest(SiS_Pr, ModeNo);
-
-   SiS_ResetSegmentRegisters(SiS_Pr);
-
-   /* Set mode on CRT2 */
-   if( (SiS_Pr->SiS_VBType & VB_SISVB)    ||
-       (SiS_Pr->SiS_IF_DEF_LVDS     == 1) ||
-       (SiS_Pr->SiS_IF_DEF_CH70xx   != 0) ||
-       (SiS_Pr->SiS_IF_DEF_TRUMPION != 0) ) {
-      SiS_SetCRT2Group(SiS_Pr, ModeNo);
-   }
-
-   SiS_StrangeStuff(SiS_Pr);
-
-   SiS_DisplayOn(SiS_Pr);
-   SiS_SetRegByte(SiS_Pr->SiS_P3c6,0xFF);
-
-   if(SiS_Pr->ChipType >= SIS_315H) {
-      if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
-	 if(!(SiS_IsDualEdge(SiS_Pr))) {
-	    SiS_SetRegAND(SiS_Pr->SiS_Part1Port,0x13,0xfb);
-	 }
-      }
-   }
-
-   if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
-      if(SiS_Pr->ChipType >= SIS_315H) {
-	 if(!SiS_Pr->SiS_ROMNew) {
-	    if(SiS_IsVAMode(SiS_Pr)) {
-	       SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x35,0x01);
-	    } else {
-	       SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x35,0xFE);
-	    }
-	 }
-
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x38,backupreg);
-
-	 if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x30) & SetCRT2ToLCD) {
-	    SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x38,0xfc);
-	 }
-      } else if((SiS_Pr->ChipType == SIS_630) ||
-	        (SiS_Pr->ChipType == SIS_730)) {
-         SiS_SetReg(SiS_Pr->SiS_P3d4,0x35,backupreg);
-      }
-   }
-
-   /* SetPitch: Adapt to virtual size & position */
-   SiS_SetPitchCRT2(SiS_Pr, pScrn);
-
-   SiS_Handle760(SiS_Pr);
-
-   return true;
-}
-
-/*********************************************/
-/*    X.org/XFree86: SiSBIOSSetModeCRT1()    */
-/*           for Dual-Head modes             */
-/*********************************************/
-
-bool
-SiSBIOSSetModeCRT1(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-                   DisplayModePtr mode, bool IsCustom)
-{
-   SISIOADDRESS BaseAddr = SiS_Pr->IOAddress;
-   SISPtr  pSiS = SISPTR(pScrn);
-   unsigned short ModeIdIndex, ModeNo = 0;
-   unsigned char  backupreg = 0;
-#ifdef SISDUALHEAD
-   SISEntPtr pSiSEnt = pSiS->entityPrivate;
-   unsigned char  backupcr30, backupcr31, backupcr38, backupcr35, backupp40d=0;
-   bool backupcustom;
-#endif
-
-   SiS_Pr->UseCustomMode = false;
-
-   if((IsCustom) && (SiS_CheckBuildCustomMode(pScrn, mode, pSiS->VBFlags))) {
-
-	 unsigned short temptemp = SiS_Pr->CVDisplay;
-
-	 if(SiS_Pr->CModeFlag & DoubleScanMode)     temptemp >>= 1;
-	 else if(SiS_Pr->CInfoFlag & InterlaceMode) temptemp <<= 1;
-
-	 xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-	 	"Setting custom mode %dx%d on CRT1\n",
-	 	SiS_Pr->CHDisplay, temptemp);
-	 ModeNo = 0xfe;
-
-   } else {
-
-	 ModeNo = SiS_GetModeNumber(pScrn, mode, 0); /* don't give VBFlags */
-	 if(!ModeNo) return false;
-
-	 xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-	 	"Setting standard mode 0x%x on CRT1\n", ModeNo);
-   }
-
-   SiSInitPtr(SiS_Pr);
-   SiSRegInit(SiS_Pr, BaseAddr);
-   SiS_GetSysFlags(SiS_Pr);
-#if defined(i386) || defined(__i386) || defined(__i386__) || defined(__AMD64__) || defined(__amd64__) || defined(__x86_64__)
-   SiS_Pr->SiS_VGAINFO = SiS_GetSetBIOSScratch(pScrn, 0x489, 0xff);
-#else
-   SiS_Pr->SiS_VGAINFO = 0x11;
-#endif
-
-   SiS_SetReg(SiS_Pr->SiS_P3c4,0x05,0x86);
-
-   SiSInitPCIetc(SiS_Pr);
-   SiSSetLVDSetc(SiS_Pr);
-   SiSDetermineROMUsage(SiS_Pr);
-
-   SiS_UnLockCRT2(SiS_Pr);
-
-   if(!SiS_Pr->UseCustomMode) {
-      if(!(SiS_SearchModeID(SiS_Pr, &ModeNo, &ModeIdIndex))) return false;
-   } else {
-      ModeIdIndex = 0;
-   }
-
-   /* Determine VBType */
-   SiS_GetVBType(SiS_Pr);
-
-   SiS_InitVB(SiS_Pr);
-   if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
-      if(SiS_Pr->ChipType >= SIS_315H) {
-         backupreg = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
-      } else {
-         backupreg = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
-      }
-   }
-
-   /* Get VB information (connectors, connected devices) */
-   /* (We don't care if the current mode is a CRT2 mode) */
-   SiS_GetVBInfo(SiS_Pr, ModeNo, ModeIdIndex, 0);
-   SiS_SetYPbPr(SiS_Pr);
-   SiS_SetTVMode(SiS_Pr, ModeNo, ModeIdIndex);
-   SiS_GetLCDResInfo(SiS_Pr, ModeNo, ModeIdIndex);
-   SiS_SetLowModeTest(SiS_Pr, ModeNo);
-
-   SiS_OpenCRTC(SiS_Pr);
-
-   /* Set mode on CRT1 */
-   SiS_SetCRT1Group(SiS_Pr, ModeNo, ModeIdIndex);
-   if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) {
-      SiS_SetCRT2Group(SiS_Pr, ModeNo);
-   }
-
-   /* SetPitch: Adapt to virtual size & position */
-   SiS_SetPitchCRT1(SiS_Pr, pScrn);
-
-   SiS_HandleCRT1(SiS_Pr);
-
-   SiS_StrangeStuff(SiS_Pr);
-
-   SiS_CloseCRTC(SiS_Pr);
-
-#ifdef SISDUALHEAD
-   if(pSiS->DualHeadMode) {
-      pSiSEnt->CRT1ModeNo = ModeNo;
-      pSiSEnt->CRT1DMode = mode;
-   }
-#endif
-
-   if(SiS_Pr->UseCustomMode) {
-      SiS_Pr->CRT1UsesCustomMode = true;
-      SiS_Pr->CSRClock_CRT1 = SiS_Pr->CSRClock;
-      SiS_Pr->CModeFlag_CRT1 = SiS_Pr->CModeFlag;
-   } else {
-      SiS_Pr->CRT1UsesCustomMode = false;
-   }
-
-   /* Reset CRT2 if changing mode on CRT1 */
-#ifdef SISDUALHEAD
-   if(pSiS->DualHeadMode) {
-      if(pSiSEnt->CRT2ModeNo != -1) {
-	 xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 3,
-				"(Re-)Setting mode for CRT2\n");
-	 backupcustom = SiS_Pr->UseCustomMode;
-	 backupcr30 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
-	 backupcr31 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x31);
-	 backupcr35 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
-	 backupcr38 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
-	 if(SiS_Pr->SiS_VBType & VB_SISVB) {
-	    /* Backup LUT-enable */
-	    if(pSiSEnt->CRT2ModeSet) {
-	       backupp40d = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x0d) & 0x08;
-	    }
-	 }
-	 if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) {
-	    SiS_SetReg(SiS_Pr->SiS_P3d4,0x30,pSiSEnt->CRT2CR30);
-	    SiS_SetReg(SiS_Pr->SiS_P3d4,0x31,pSiSEnt->CRT2CR31);
-	    SiS_SetReg(SiS_Pr->SiS_P3d4,0x35,pSiSEnt->CRT2CR35);
-	    SiS_SetReg(SiS_Pr->SiS_P3d4,0x38,pSiSEnt->CRT2CR38);
-	 }
-
-	 SiSBIOSSetModeCRT2(SiS_Pr, pSiSEnt->pScrn_1,
-			    pSiSEnt->CRT2DMode, pSiSEnt->CRT2IsCustom);
-
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x30,backupcr30);
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x31,backupcr31);
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x35,backupcr35);
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x38,backupcr38);
-	 if(SiS_Pr->SiS_VBType & VB_SISVB) {
-	    SiS_SetRegANDOR(SiS_Pr->SiS_Part4Port,0x0d, ~0x08, backupp40d);
-	 }
-	 SiS_Pr->UseCustomMode = backupcustom;
-      }
-   }
-#endif
-
-   /* Warning: From here, the custom mode entries in SiS_Pr are
-    * possibly overwritten
-    */
-
-   SiS_DisplayOn(SiS_Pr);
-   SiS_SetRegByte(SiS_Pr->SiS_P3c6,0xFF);
-
-   if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
-      if(SiS_Pr->ChipType >= SIS_315H) {
-	 SiS_SetReg(SiS_Pr->SiS_P3d4,0x38,backupreg);
-      } else if((SiS_Pr->ChipType == SIS_630) ||
-                (SiS_Pr->ChipType == SIS_730)) {
-         SiS_SetReg(SiS_Pr->SiS_P3d4,0x35,backupreg);
-      }
-   }
-
-   SiS_Handle760(SiS_Pr);
-
-   /* Backup/Set ModeNo in BIOS scratch area */
-   SiS_GetSetModeID(pScrn,ModeNo);
-
-   return true;
-}
-#endif /* Linux_XF86 */
-
 #ifndef GETBITSTR
 #define BITMASK(h,l)    	(((unsigned)(1U << ((h)-(l)+1))-1)<<(l))
 #define GENMASK(mask)   	BITMASK(1?mask,0?mask)
@@ -3927,7 +3403,7 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    SiS_Pr->CVBlankStart = SiS_Pr->SiS_VGAVDE;
 
    if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       tempbx = SiS_Pr->SiS_VGAHT;
       if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
          tempbx = SiS_Pr->PanelHT;
@@ -3936,7 +3412,7 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       remaining = tempbx % 8;
 #endif
    } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       /* OK for LCDA, LVDS */
       tempbx = SiS_Pr->PanelHT - SiS_Pr->PanelXRes;
       tempax = SiS_Pr->SiS_VGAHDE;  /* not /2 ! */
@@ -3950,7 +3426,7 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    SiS_Pr->CHTotal = SiS_Pr->CHBlankEnd = tempbx;
 
    if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       if(SiS_Pr->SiS_VGAHDE == SiS_Pr->PanelXRes) {
 	 SiS_Pr->CHSyncStart = SiS_Pr->SiS_VGAHDE + ((SiS_Pr->PanelHRS + 1) & ~1);
 	 SiS_Pr->CHSyncEnd = SiS_Pr->CHSyncStart + SiS_Pr->PanelHRE;
@@ -3982,7 +3458,7 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
       }
 #endif
    } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       tempax = VGAHDE;
       if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
 	 tempbx = SiS_Pr->PanelXRes;
@@ -4001,7 +3477,7 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
       tempax = SiS_Pr->PanelYRes;
    } else if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       /* Stupid hack for 640x400/320x200 */
       if(SiS_Pr->SiS_LCDResInfo == Panel_1024x768) {
 	 if((tempax + tempbx) == 438) tempbx += 16;
@@ -4054,36 +3530,12 @@ SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    if(modeflag & DoubleScanMode) tempax |= 0x80;
    SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x09,0x5F,tempax);
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO, "%d %d %d %d  %d %d %d %d  (%d %d %d %d)\n",
-	SiS_Pr->CHDisplay, SiS_Pr->CHSyncStart, SiS_Pr->CHSyncEnd, SiS_Pr->CHTotal,
-	SiS_Pr->CVDisplay, SiS_Pr->CVSyncStart, SiS_Pr->CVSyncEnd, SiS_Pr->CVTotal,
-	SiS_Pr->CHBlankStart, SiS_Pr->CHBlankEnd, SiS_Pr->CVBlankStart, SiS_Pr->CVBlankEnd);
-   xf86DrvMsg(0, X_INFO, " {{0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,\n",
-	SiS_Pr->CCRT1CRTC[0], SiS_Pr->CCRT1CRTC[1],
-	SiS_Pr->CCRT1CRTC[2], SiS_Pr->CCRT1CRTC[3],
-	SiS_Pr->CCRT1CRTC[4], SiS_Pr->CCRT1CRTC[5],
-	SiS_Pr->CCRT1CRTC[6], SiS_Pr->CCRT1CRTC[7]);
-   xf86DrvMsg(0, X_INFO, "   0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,\n",
-	SiS_Pr->CCRT1CRTC[8], SiS_Pr->CCRT1CRTC[9],
-	SiS_Pr->CCRT1CRTC[10], SiS_Pr->CCRT1CRTC[11],
-	SiS_Pr->CCRT1CRTC[12], SiS_Pr->CCRT1CRTC[13],
-	SiS_Pr->CCRT1CRTC[14], SiS_Pr->CCRT1CRTC[15]);
-   xf86DrvMsg(0, X_INFO, "   0x%02x}},\n", SiS_Pr->CCRT1CRTC[16]);
-#endif
-#endif
 }
 
 void
 SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata,
 			int xres, int yres,
-#ifdef SIS_XORG_XF86
-			DisplayModePtr current
-#endif
-#ifdef SIS_LINUX_KERNEL
 			struct fb_var_screeninfo *var, bool writeres
-#endif
 )
 {
    unsigned short HRE, HBE, HRS, HBS, HDE, HT;
@@ -4127,25 +3579,10 @@ SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata,
 
    D = B - F - C;
 
-#ifdef SIS_XORG_XF86
-   current->HDisplay   = (E * 8);
-   current->HSyncStart = (E * 8) + (F * 8);
-   current->HSyncEnd   = (E * 8) + (F * 8) + (C * 8);
-   current->HTotal     = (E * 8) + (F * 8) + (C * 8) + (D * 8);
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO,
-		"H: A %d B %d C %d D %d E %d F %d  HT %d HDE %d HRS %d HBS %d HBE %d HRE %d\n",
-		A, B, C, D, E, F, HT, HDE, HRS, HBS, HBE, HRE);
-#else
-   (void)VBS;  (void)HBS;  (void)A;
-#endif
-#endif
-#ifdef SIS_LINUX_KERNEL
    if(writeres) var->xres = xres = E * 8;
    var->left_margin = D * 8;
    var->right_margin = F * 8;
    var->hsync_len = C * 8;
-#endif
 
    /* Vertical */
    sr_data = crdata[13];
@@ -4192,30 +3629,10 @@ SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata,
 
    D = B - F - C;
 
-#ifdef SIS_XORG_XF86
-   current->VDisplay   = VDE + 1;
-   current->VSyncStart = VRS + 1;
-   current->VSyncEnd   = ((VRS & ~0x1f) | VRE) + 1;
-   if(VRE <= (VRS & 0x1f)) current->VSyncEnd += 32;
-   current->VTotal     = E + D + C + F;
-#if 0
-   current->VDisplay   = E;
-   current->VSyncStart = E + D;
-   current->VSyncEnd   = E + D + C;
-   current->VTotal     = E + D + C + F;
-#endif
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO,
-	"V: A %d B %d C %d D %d E %d F %d  VT %d VDE %d VRS %d VBS %d VBE %d VRE %d\n",
-	A, B, C, D, E, F, VT, VDE, VRS, VBS, VBE, VRE);
-#endif
-#endif
-#ifdef SIS_LINUX_KERNEL
    if(writeres) var->yres = yres = E;
    var->upper_margin = D;
    var->lower_margin = F;
    var->vsync_len = C;
-#endif
 
    if((xres == 320) && ((yres == 200) || (yres == 240))) {
 	/* Terrible hack, but correct CRTC data for
@@ -4224,17 +3641,9 @@ SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata,
 	 * a negative D. The CRT controller does not
 	 * seem to like correcting HRE to 50)
 	 */
-#ifdef SIS_XORG_XF86
-      current->HDisplay   = 320;
-      current->HSyncStart = 328;
-      current->HSyncEnd   = 376;
-      current->HTotal     = 400;
-#endif
-#ifdef SIS_LINUX_KERNEL
       var->left_margin = (400 - 376);
       var->right_margin = (328 - 320);
       var->hsync_len = (376 - 328);
-#endif
 
    }
 
diff --git a/drivers/video/sis/init.h b/drivers/video/sis/init.h
index b96005c39c67..aff73842d877 100644
--- a/drivers/video/sis/init.h
+++ b/drivers/video/sis/init.h
@@ -53,21 +53,8 @@
 #ifndef _INIT_H_
 #define _INIT_H_
 
-#include "osdef.h"
 #include "initdef.h"
 
-#ifdef SIS_XORG_XF86
-#include "sis.h"
-#define SIS_NEED_inSISREG
-#define SIS_NEED_inSISREGW
-#define SIS_NEED_inSISREGL
-#define SIS_NEED_outSISREG
-#define SIS_NEED_outSISREGW
-#define SIS_NEED_outSISREGL
-#include "sis_regs.h"
-#endif
-
-#ifdef SIS_LINUX_KERNEL
 #include "vgatypes.h"
 #include "vstruct.h"
 #ifdef SIS_CP
@@ -78,7 +65,6 @@
 #include <linux/fb.h>
 #include "sis.h"
 #include <video/sisfb.h>
-#endif
 
 /* Mode numbers */
 static const unsigned short ModeIndex_320x200[]      = {0x59, 0x41, 0x00, 0x4f};
@@ -286,7 +272,7 @@ static const struct SiS_ModeResInfo_S SiS_ModeResInfo[] =
 	{ 1280, 854, 8,16}    /* 0x22 */
 };
 
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
 static const struct SiS_StandTable_S SiS_StandTable[]=
 {
 /* 0x00: MD_0_200 */
@@ -1521,10 +1507,6 @@ static const struct SiS_LVDSCRT1Data SiS_LVDSCRT1640x480_1_H[] =
 };
 
 bool		SiSInitPtr(struct SiS_Private *SiS_Pr);
-#ifdef SIS_XORG_XF86
-unsigned short	SiS_GetModeID(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay,
-				int Depth, bool FSTN, int LCDwith, int LCDheight);
-#endif
 unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
 				int VDisplay, int Depth, bool FSTN,
 				unsigned short CustomT, int LCDwith, int LCDheight,
@@ -1534,33 +1516,14 @@ unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDispla
 unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
 				int VDisplay, int Depth, unsigned int VBFlags2);
 
-void		SiS_SetReg(SISIOADDRESS port, unsigned short index, unsigned short data);
-void		SiS_SetRegByte(SISIOADDRESS port, unsigned short data);
-void		SiS_SetRegShort(SISIOADDRESS port, unsigned short data);
-void		SiS_SetRegLong(SISIOADDRESS port, unsigned int data);
-unsigned char	SiS_GetReg(SISIOADDRESS port, unsigned short index);
-unsigned char	SiS_GetRegByte(SISIOADDRESS port);
-unsigned short	SiS_GetRegShort(SISIOADDRESS port);
-unsigned int	SiS_GetRegLong(SISIOADDRESS port);
-void		SiS_SetRegANDOR(SISIOADDRESS Port, unsigned short Index, unsigned short DataAND,
-				unsigned short DataOR);
-void		SiS_SetRegAND(SISIOADDRESS Port,unsigned short Index, unsigned short DataAND);
-void		SiS_SetRegOR(SISIOADDRESS Port,unsigned short Index, unsigned short DataOR);
-
 void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);
 void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);
 void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
-#ifndef SIS_LINUX_KERNEL
-void		SiSSetLVDSetc(struct SiS_Private *SiS_Pr);
-#endif
 void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
 void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
 unsigned short	SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 				unsigned short ModeIdIndex);
 bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
-#ifndef SIS_LINUX_KERNEL
-void		SiS_GetVBType(struct SiS_Private *SiS_Pr);
-#endif
 
 bool		SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo,
 				unsigned short *ModeIdIndex);
@@ -1572,37 +1535,19 @@ unsigned short	SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short Mode
 				unsigned short ModeIdIndex);
 unsigned short	SiS_GetOffset(struct SiS_Private *SiS_Pr,unsigned short ModeNo,
 				unsigned short ModeIdIndex, unsigned short RRTI);
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,
 				unsigned short *idx2);
 unsigned short	SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2);
 unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);
 #endif
 void		SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);
-#ifdef SIS_XORG_XF86
-bool		SiSSetMode(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn, unsigned short ModeNo,
-				bool dosetpitch);
-bool		SiSBIOSSetMode(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-				DisplayModePtr mode, bool IsCustom);
-bool		SiSBIOSSetModeCRT2(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-				DisplayModePtr mode, bool IsCustom);
-bool		SiSBIOSSetModeCRT1(struct SiS_Private *SiS_Pr, ScrnInfoPtr pScrn,
-				DisplayModePtr mode, bool IsCustom);
-#endif
-#ifdef SIS_LINUX_KERNEL
 bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
-#endif
 void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);
 void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 				unsigned short ModeIdIndex);
-#ifdef SIS_XORG_XF86
-void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,
-				int yres, DisplayModePtr current);
-#endif
-#ifdef SIS_LINUX_KERNEL
 void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,
 				int yres, struct fb_var_screeninfo *var, bool writeres);
-#endif
 
 /* From init301.c: */
 extern void		SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
@@ -1626,29 +1571,16 @@ extern unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short
 extern bool		SiS_IsVAMode(struct SiS_Private *);
 extern bool		SiS_IsDualEdge(struct SiS_Private *);
 
-#ifdef SIS_XORG_XF86
-/* From other modules: */
-extern unsigned short	SiS_CheckBuildCustomMode(ScrnInfoPtr pScrn, DisplayModePtr mode,
-				unsigned int VBFlags);
-extern unsigned char	SiS_GetSetBIOSScratch(ScrnInfoPtr pScrn, unsigned short offset,
-				unsigned char value);
-extern unsigned char	SiS_GetSetModeID(ScrnInfoPtr pScrn, unsigned char id);
-extern unsigned short 	SiS_GetModeNumber(ScrnInfoPtr pScrn, DisplayModePtr mode,
-				unsigned int VBFlags);
-#endif
-
-#ifdef SIS_LINUX_KERNEL
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
 extern void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg,
 				unsigned int val);
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 extern void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg,
 				unsigned char val);
 extern unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
 #endif
-#endif
 
 #endif
 
diff --git a/drivers/video/sis/init301.c b/drivers/video/sis/init301.c
index da33d801c22e..a89e3cafd5ad 100644
--- a/drivers/video/sis/init301.c
+++ b/drivers/video/sis/init301.c
@@ -57,10 +57,6 @@
  *
  */
 
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
 #if 1
 #define SET_EMI		/* 302LV/ELV: Set EMI values */
 #endif
@@ -75,11 +71,11 @@
 
 #include "init301.h"
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 #include "oem300.h"
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 #include "oem310.h"
 #endif
 
@@ -87,9 +83,7 @@
 #define SiS_I2CDELAYSHORT  150
 
 static unsigned short	SiS_GetBIOSLCDResInfo(struct SiS_Private *SiS_Pr);
-#ifdef SIS_LINUX_KERNEL
 static void		SiS_SetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val);
-#endif
 
 /*********************************************/
 /*         HELPER: Lock/Unlock CRT2          */
@@ -106,9 +100,7 @@ SiS_UnLockCRT2(struct SiS_Private *SiS_Pr)
       SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x24,0x01);
 }
 
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 void
 SiS_LockCRT2(struct SiS_Private *SiS_Pr)
 {
@@ -138,7 +130,7 @@ SiS_SetRegSR11ANDOR(struct SiS_Private *SiS_Pr, unsigned short DataAND, unsigned
 /*    HELPER: Get Pointer to LCD structure   */
 /*********************************************/
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static unsigned char *
 GetLCDStructPtr661(struct SiS_Private *SiS_Pr)
 {
@@ -404,7 +396,7 @@ SiS_SaveCRT2Info(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 /*    HELPER: GET SOME DATA FROM BIOS ROM    */
 /*********************************************/
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static bool
 SiS_CR36BIOSWord23b(struct SiS_Private *SiS_Pr)
 {
@@ -449,7 +441,7 @@ SiS_DDC2Delay(struct SiS_Private *SiS_Pr, unsigned int delaytime)
       SiS_GetReg(SiS_Pr->SiS_P3c4, 0x05);
 }
 
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
 static void
 SiS_GenericDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 {
@@ -457,7 +449,7 @@ SiS_GenericDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 SiS_LongDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 {
@@ -467,7 +459,7 @@ SiS_LongDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 }
 #endif
 
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
 static void
 SiS_ShortDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 {
@@ -480,14 +472,14 @@ SiS_ShortDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
 static void
 SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime)
 {
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
    unsigned char  *ROMAddr = SiS_Pr->VirtualRomBase;
    unsigned short PanelID, DelayIndex, Delay=0;
 #endif
 
    if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 
       PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);
       if(SiS_Pr->SiS_VBType & VB_SISVB) {
@@ -513,11 +505,11 @@ SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime)
       }
       SiS_ShortDelay(SiS_Pr, Delay);
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
    } else {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 
       if((SiS_Pr->ChipType >= SIS_661)    ||
 	 (SiS_Pr->ChipType <= SIS_315PRO) ||
@@ -579,12 +571,12 @@ SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime)
 
       }
 
-#endif /* SIS315H */
+#endif /* CONFIG_FB_SIS_315 */
 
    }
 }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 SiS_PanelDelayLoop(struct SiS_Private *SiS_Pr, unsigned short DelayTime, unsigned short DelayLoop)
 {
@@ -613,7 +605,7 @@ SiS_WaitRetrace1(struct SiS_Private *SiS_Pr)
    while((!(SiS_GetRegByte(SiS_Pr->SiS_P3da) & 0x08)) && --watchdog);
 }
 
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
 static void
 SiS_WaitRetrace2(struct SiS_Private *SiS_Pr, unsigned short reg)
 {
@@ -630,7 +622,7 @@ static void
 SiS_WaitVBRetrace(struct SiS_Private *SiS_Pr)
 {
    if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
       if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
 	 if(!(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x20)) return;
       }
@@ -641,7 +633,7 @@ SiS_WaitVBRetrace(struct SiS_Private *SiS_Pr)
       }
 #endif
    } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       if(!(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x40)) {
 	 SiS_WaitRetrace1(SiS_Pr);
       } else {
@@ -686,7 +678,7 @@ SiS_VBLongWait(struct SiS_Private *SiS_Pr)
 /*               HELPER: MISC                */
 /*********************************************/
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static bool
 SiS_Is301B(struct SiS_Private *SiS_Pr)
 {
@@ -708,7 +700,7 @@ SiS_CRT2IsLCD(struct SiS_Private *SiS_Pr)
 bool
 SiS_IsDualEdge(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType >= SIS_315H) {
       if((SiS_Pr->ChipType != SIS_650) || (SiS_GetReg(SiS_Pr->SiS_P3d4,0x5f) & 0xf0)) {
 	 if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x38) & EnableDualEdge) return true;
@@ -721,7 +713,7 @@ SiS_IsDualEdge(struct SiS_Private *SiS_Pr)
 bool
 SiS_IsVAMode(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    unsigned short flag;
 
    if(SiS_Pr->ChipType >= SIS_315H) {
@@ -732,7 +724,7 @@ SiS_IsVAMode(struct SiS_Private *SiS_Pr)
    return false;
 }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsVAorLCD(struct SiS_Private *SiS_Pr)
 {
@@ -745,7 +737,7 @@ SiS_IsVAorLCD(struct SiS_Private *SiS_Pr)
 static bool
 SiS_IsDualLink(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType >= SIS_315H) {
       if((SiS_CRT2IsLCD(SiS_Pr)) ||
          (SiS_IsVAMode(SiS_Pr))) {
@@ -756,7 +748,7 @@ SiS_IsDualLink(struct SiS_Private *SiS_Pr)
    return false;
 }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_TVEnabled(struct SiS_Private *SiS_Pr)
 {
@@ -768,7 +760,7 @@ SiS_TVEnabled(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_LCDAEnabled(struct SiS_Private *SiS_Pr)
 {
@@ -777,7 +769,7 @@ SiS_LCDAEnabled(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_WeHaveBacklightCtrl(struct SiS_Private *SiS_Pr)
 {
@@ -788,7 +780,7 @@ SiS_WeHaveBacklightCtrl(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsNotM650orLater(struct SiS_Private *SiS_Pr)
 {
@@ -804,7 +796,7 @@ SiS_IsNotM650orLater(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsYPbPr(struct SiS_Private *SiS_Pr)
 {
@@ -816,7 +808,7 @@ SiS_IsYPbPr(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsChScart(struct SiS_Private *SiS_Pr)
 {
@@ -828,7 +820,7 @@ SiS_IsChScart(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsTVOrYPbPrOrScart(struct SiS_Private *SiS_Pr)
 {
@@ -848,7 +840,7 @@ SiS_IsTVOrYPbPrOrScart(struct SiS_Private *SiS_Pr)
 }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static bool
 SiS_IsLCDOrLCDA(struct SiS_Private *SiS_Pr)
 {
@@ -914,7 +906,7 @@ SiS_BridgeInSlavemode(struct SiS_Private *SiS_Pr)
 /*********************************************/
 
 /* Setup general purpose IO for Chrontel communication */
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 void
 SiS_SetChrontelGPIO(struct SiS_Private *SiS_Pr, unsigned short myvbinfo)
 {
@@ -923,11 +915,7 @@ SiS_SetChrontelGPIO(struct SiS_Private *SiS_Pr, unsigned short myvbinfo)
 
    if(!(SiS_Pr->SiS_ChSW)) return;
 
-#ifdef SIS_LINUX_KERNEL
    acpibase = sisfb_read_lpc_pci_dword(SiS_Pr, 0x74);
-#else
-   acpibase = pciReadLong(0x00000800, 0x74);
-#endif
    acpibase &= 0xFFFF;
    if(!acpibase) return;
    temp = SiS_GetRegShort((acpibase + 0x3c));	/* ACPI register 0x3c: GP Event 1 I/O mode select */
@@ -969,7 +957,7 @@ SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 	tempax &= (DriverMode | LoadDACFlag | SetNotSimuMode | SetPALTV);
 	tempbx |= tempax;
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	if(SiS_Pr->ChipType >= SIS_315H) {
 	   if(SiS_Pr->SiS_VBType & VB_SISLCDA) {
 	      if(ModeNo == 0x03) {
@@ -1019,7 +1007,7 @@ SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 	   }
 	}
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
         if(!(SiS_Pr->SiS_VBType & VB_SISVGA2)) {
 	   tempbx &= ~(SetCRT2ToRAMDAC);
@@ -1154,24 +1142,16 @@ SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
 
    SiS_Pr->SiS_VBInfo = tempbx;
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    if(SiS_Pr->ChipType == SIS_630) {
       SiS_SetChrontelGPIO(SiS_Pr, SiS_Pr->SiS_VBInfo);
    }
 #endif
 
-#ifdef SIS_LINUX_KERNEL
 #if 0
    printk(KERN_DEBUG "sisfb: (init301: VBInfo= 0x%04x, SetFlag=0x%04x)\n",
       SiS_Pr->SiS_VBInfo, SiS_Pr->SiS_SetFlag);
 #endif
-#endif
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_PROBED, "(init301: VBInfo=0x%04x, SetFlag=0x%04x)\n",
-      SiS_Pr->SiS_VBInfo, SiS_Pr->SiS_SetFlag);
-#endif
-#endif
 }
 
 /*********************************************/
@@ -1415,12 +1395,6 @@ SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
    }
 
    SiS_Pr->SiS_VBInfo &= ~SetPALTV;
-
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO, "(init301: TVMode %x, VBInfo %x)\n", SiS_Pr->SiS_TVMode, SiS_Pr->SiS_VBInfo);
-#endif
-#endif
 }
 
 /*********************************************/
@@ -1443,22 +1417,10 @@ SiS_GetBIOSLCDResInfo(struct SiS_Private *SiS_Pr)
 static void
 SiS_GetLCDInfoBIOS(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    unsigned char  *ROMAddr;
    unsigned short temp;
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO, "Paneldata driver: [%d %d] [H %d %d] [V %d %d] [C %d 0x%02x 0x%02x]\n",
-	SiS_Pr->PanelHT, SiS_Pr->PanelVT,
-	SiS_Pr->PanelHRS, SiS_Pr->PanelHRE,
-	SiS_Pr->PanelVRS, SiS_Pr->PanelVRE,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].CLOCK,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].Part4_A,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].Part4_B);
-#endif
-#endif
-
    if((ROMAddr = GetLCDStructPtr661(SiS_Pr))) {
       if((temp = SISGETROMW(6)) != SiS_Pr->PanelHT) {
 	 SiS_Pr->SiS_NeedRomModeData = true;
@@ -1480,18 +1442,6 @@ SiS_GetLCDInfoBIOS(struct SiS_Private *SiS_Pr)
       SiS_Pr->SiS_VCLKData[VCLK_CUSTOM_315].SR2C =
 	 SiS_Pr->SiS_VBVCLKData[VCLK_CUSTOM_315].Part4_B = ROMAddr[20];
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-      xf86DrvMsg(0, X_INFO, "Paneldata BIOS:  [%d %d] [H %d %d] [V %d %d] [C %d 0x%02x 0x%02x]\n",
-	SiS_Pr->PanelHT, SiS_Pr->PanelVT,
-	SiS_Pr->PanelHRS, SiS_Pr->PanelHRE,
-	SiS_Pr->PanelVRS, SiS_Pr->PanelVRE,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].CLOCK,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].Part4_A,
-	SiS_Pr->SiS_VBVCLKData[SiS_Pr->PanelVCLKIdx315].Part4_B);
-#endif
-#endif
-
    }
 #endif
 }
@@ -1517,13 +1467,13 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
 {
   unsigned short temp,modeflag,resinfo=0,modexres=0,modeyres=0;
   bool panelcanscale = false;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
   static const unsigned char SiS300SeriesLCDRes[] =
           { 0,  1,  2,  3,  7,  4,  5,  8,
 	    0,  0, 10,  0,  0,  0,  0, 15 };
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned char   *myptr = NULL;
 #endif
 
@@ -1562,7 +1512,7 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
      SiS_Pr->SiS_LCDTypeInfo = (temp & 0x0F) - 1;
   }
   temp &= 0x0f;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   if(SiS_Pr->ChipType < SIS_315H) {
      /* Very old BIOSes only know 7 sizes (NetVista 2179, 1.01g) */
      if(SiS_Pr->SiS_VBType & VB_SIS301) {
@@ -1574,7 +1524,7 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
 #endif
 
   /* Translate to our internal types */
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if(SiS_Pr->ChipType == SIS_550) {
      if     (temp == Panel310_1152x768)  temp = Panel_320x240_2; /* Verified working */
      else if(temp == Panel310_320x240_2) temp = Panel_320x240_2;
@@ -1597,7 +1547,7 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
 
   SiS_Pr->SiS_LCDResInfo = temp;
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
      if(SiS_Pr->SiS_CustomT == CUT_BARCO1366) {
 	SiS_Pr->SiS_LCDResInfo = Panel_Barco1366;
@@ -1639,7 +1589,7 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
   else if(SiS_Pr->UsePanelScaler == 1) SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
 
   /* Dual link, Pass 1:1 BIOS default, etc. */
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if(SiS_Pr->ChipType >= SIS_661) {
      if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
 	if(temp & 0x08) SiS_Pr->SiS_LCDInfo |= LCDPass11;
@@ -2076,7 +2026,7 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
      }
   }
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
      if(SiS_Pr->SiS_CustomT == CUT_PANEL848 || SiS_Pr->SiS_CustomT == CUT_PANEL856) {
 	SiS_Pr->SiS_LCDInfo = 0x80 | 0x40 | 0x20;   /* neg h/v sync, RGB24(D0 = 0) */
@@ -2186,17 +2136,10 @@ SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned sh
      SiS_Pr->SiS_SetFlag |= LCDVESATiming;
   }
 
-#ifdef SIS_LINUX_KERNEL
 #if 0
   printk(KERN_DEBUG "sisfb: (LCDInfo=0x%04x LCDResInfo=0x%02x LCDTypeInfo=0x%02x)\n",
 	SiS_Pr->SiS_LCDInfo, SiS_Pr->SiS_LCDResInfo, SiS_Pr->SiS_LCDTypeInfo);
 #endif
-#endif
-#ifdef SIS_XORG_XF86
-  xf86DrvMsgVerb(0, X_PROBED, 4,
-	"(init301: LCDInfo=0x%04x LCDResInfo=0x%02x LCDTypeInfo=0x%02x SetFlag=0x%04x)\n",
-	SiS_Pr->SiS_LCDInfo, SiS_Pr->SiS_LCDResInfo, SiS_Pr->SiS_LCDTypeInfo, SiS_Pr->SiS_SetFlag);
-#endif
 }
 
 /*********************************************/
@@ -2359,7 +2302,7 @@ SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 	      VCLKIndex = SiS_Pr->PanelVCLKIdx315;
 	   }
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	   /* Special Timing: Barco iQ Pro R series */
 	   if(SiS_Pr->SiS_CustomT == CUT_BARCO1366) VCLKIndex = 0x44;
 
@@ -2410,12 +2353,6 @@ SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 
   }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-  xf86DrvMsg(0, X_INFO, "VCLKIndex %d (0x%x)\n", VCLKIndex, VCLKIndex);
-#endif
-#endif
-
   return VCLKIndex;
 }
 
@@ -2428,10 +2365,10 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 {
   unsigned short i, j, modeflag, tempah=0;
   short tempcl;
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
   unsigned short tempbl;
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned char  *ROMAddr = SiS_Pr->VirtualRomBase;
   unsigned short tempah2, tempbl2;
 #endif
@@ -2454,7 +2391,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
      if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300    /* ---- 300 series ---- */
+#ifdef CONFIG_FB_SIS_300    /* ---- 300 series ---- */
 
 	/* For 301BDH: (with LCD via LVDS) */
 	if(SiS_Pr->SiS_VBType & VB_NoLCD) {
@@ -2477,11 +2414,11 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
 	if(SiS_Pr->SiS_VBInfo & SetInSlaveMode)  tempah ^= 0xA0;
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
      } else {
 
-#ifdef SIS315H    /* ------- 315/330 series ------ */
+#ifdef CONFIG_FB_SIS_315    /* ------- 315/330 series ------ */
 
 	if(ModeNo > 0x13) {
 	   tempcl -= ModeVGA;
@@ -2494,7 +2431,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
 	if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) tempah ^= 0x50;
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
      }
 
@@ -2503,7 +2440,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
      if(SiS_Pr->ChipType < SIS_315H) {
 	SiS_SetReg(SiS_Pr->SiS_Part1Port,0x00,tempah);
      } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
 	   SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x00,0xa0,tempah);
 	} else if(SiS_Pr->SiS_VBType & VB_SISVB) {
@@ -2584,7 +2521,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
 	if(SiS_Pr->ChipType >= SIS_315H) {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	   /* LVDS can only be slave in 8bpp modes */
 	   tempah = 0x80;
 	   if((modeflag & CRT2Mode) && (SiS_Pr->SiS_ModeType > ModeVGA)) {
@@ -2604,7 +2541,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
 	} else {
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	   tempah = 0;
 	   if( (!(SiS_Pr->SiS_VBInfo & SetInSlaveMode)) && (SiS_Pr->SiS_ModeType > ModeVGA) ) {
 	      tempah |= 0x02;
@@ -2626,7 +2563,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
      if(SiS_Pr->ChipType >= SIS_315H) {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	/* unsigned char bridgerev = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x01); */
 
 	/* The following is nearly unpreditable and varies from machine
@@ -2718,11 +2655,11 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 	   SiS_SetRegANDOR(SiS_Pr->SiS_Part4Port,0x23,tempbl,tempah);
 	}
 
-#endif /* SIS315H */
+#endif /* CONFIG_FB_SIS_315 */
 
      } else if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	SiS_SetRegAND(SiS_Pr->SiS_Part4Port,0x21,0x3f);
 
 	if((SiS_Pr->SiS_VBInfo & DisableCRT2Display) ||
@@ -2745,7 +2682,7 @@ SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
   } else {  /* LVDS */
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
      if(SiS_Pr->ChipType >= SIS_315H) {
 
 	if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
@@ -2931,7 +2868,7 @@ SiS_GetCRT2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	   }
 	}
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	if(SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) {
 	   if(SiS_Pr->SiS_LCDResInfo == Panel_1280x1024) {
 	      if(!(SiS_Pr->SiS_LCDInfo & DontExpandLCD)) {
@@ -3036,7 +2973,7 @@ SiS_GetCRT2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	case Panel_1280x1024: tempbx = 24; break;
 	case Panel_1400x1050: tempbx = 26; break;
 	case Panel_1600x1200: tempbx = 28; break;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	case Panel_Barco1366: tempbx = 80; break;
 #endif
 	}
@@ -3053,7 +2990,7 @@ SiS_GetCRT2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
 	if(SiS_Pr->SiS_LCDInfo & LCDPass11) tempbx = 30;
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	if(SiS_Pr->SiS_CustomT == CUT_BARCO1024) {
 	   tempbx = 82;
 	   if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) tempbx++;
@@ -3189,7 +3126,7 @@ SiS_GetCRT2DataLVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 
    if((SiS_Pr->SiS_VBType & VB_SISVB) && (SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA)) {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
       SiS_CalcPanelLinkTiming(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
       SiS_CalcLCDACRT1Timing(SiS_Pr, ModeNo, ModeIdIndex);
 #endif
@@ -3214,7 +3151,7 @@ SiS_GetCRT2DataLVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 	 case 16: LVDSData = SiS_Pr->SiS_LVDS800x600Data_1;    break;
 	 case 18: LVDSData = SiS_Pr->SiS_LVDS1024x600Data_1;   break;
 	 case 20: LVDSData = SiS_Pr->SiS_LVDS1024x768Data_1;   break;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	 case 80: LVDSData = SiS_Pr->SiS_LVDSBARCO1366Data_1;  break;
 	 case 81: LVDSData = SiS_Pr->SiS_LVDSBARCO1366Data_2;  break;
 	 case 82: LVDSData = SiS_Pr->SiS_LVDSBARCO1024Data_1;  break;
@@ -3248,7 +3185,7 @@ SiS_GetCRT2DataLVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned
 	     (SiS_Pr->SiS_SetFlag & SetDOSMode) ) {
 	    SiS_Pr->SiS_HDE = SiS_Pr->PanelXRes;
             SiS_Pr->SiS_VDE = SiS_Pr->PanelYRes;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	    if(SiS_Pr->SiS_CustomT == CUT_BARCO1366) {
 	       if(ResIndex < 0x08) {
 		  SiS_Pr->SiS_HDE = 1280;
@@ -3270,7 +3207,7 @@ SiS_GetCRT2Data301(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   unsigned short resinfo, CRT2Index, ResIndex;
   const struct SiS_LCDData *LCDPtr = NULL;
   const struct SiS_TVData  *TVPtr  = NULL;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   short resinfo661;
 #endif
 
@@ -3283,7 +3220,7 @@ SiS_GetCRT2Data301(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   } else {
      modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
      resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
      resinfo661 = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].ROMMODEIDX661;
      if( (SiS_Pr->SiS_VBInfo & SetCRT2ToLCD)   &&
 	 (SiS_Pr->SiS_SetFlag & LCDVESATiming) &&
@@ -3460,7 +3397,7 @@ SiS_GetCRT2Data301(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 
 	} else if( (!(SiS_Pr->SiS_LCDInfo & DontExpandLCD)) && (romptr) && (ROMAddr) ) {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	   SiS_Pr->SiS_RVBHCMAX  = ROMAddr[romptr];
 	   SiS_Pr->SiS_RVBHCFACT = ROMAddr[romptr+1];
 	   SiS_Pr->SiS_VGAHT     = ROMAddr[romptr+2] | ((ROMAddr[romptr+3] & 0x0f) << 8);
@@ -3520,19 +3457,13 @@ SiS_GetCRT2Data301(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 	      case Panel_1680x1050     :
 	      case Panel_1680x1050 + 32: LCDPtr = SiS_Pr->SiS_LCD1680x1050Data;     break;
 	      case 100		       : LCDPtr = SiS_Pr->SiS_NoScaleData;	    break;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	      case 200                 : LCDPtr = SiS310_ExtCompaq1280x1024Data;    break;
 	      case 201                 : LCDPtr = SiS_Pr->SiS_St2LCD1280x1024Data;  break;
 #endif
 	      default                  : LCDPtr = SiS_Pr->SiS_ExtLCD1024x768Data;   break;
 	   }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-	   xf86DrvMsg(0, X_INFO, "GetCRT2Data: Index %d ResIndex %d\n", CRT2Index, ResIndex);
-#endif
-#endif
-
 	   SiS_Pr->SiS_RVBHCMAX  = (LCDPtr+ResIndex)->RVBHCMAX;
 	   SiS_Pr->SiS_RVBHCFACT = (LCDPtr+ResIndex)->RVBHCFACT;
 	   SiS_Pr->SiS_VGAHT     = (LCDPtr+ResIndex)->VGAHT;
@@ -3624,7 +3555,7 @@ SiS_GetLVDSDesPtr(struct SiS_Private *SiS_Pr)
 {
    const struct SiS_LVDSDes *PanelDesPtr = NULL;
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) {
 
       if(SiS_Pr->ChipType < SIS_315H) {
@@ -3696,7 +3627,7 @@ SiS_GetLVDSDesData(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 
   if((SiS_Pr->SiS_VBType & VB_SIS30xBLV) && (SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA)) {
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
      if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
 	/* non-pass 1:1 only, see above */
 	if(SiS_Pr->SiS_VGAHDE != SiS_Pr->PanelXRes) {
@@ -3771,7 +3702,7 @@ SiS_GetLVDSDesData(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
      } else {
 
         if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	   switch(SiS_Pr->SiS_LCDResInfo) {
 	   case Panel_800x600:
 	      if(SiS_Pr->SiS_VGAVDE == SiS_Pr->PanelYRes) {
@@ -3816,7 +3747,7 @@ SiS_GetLVDSDesData(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 	   }
 #endif
         } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	   switch(SiS_Pr->SiS_LCDResInfo) {
 	   case Panel_1024x768:
 	   case Panel_1280x1024:
@@ -3844,7 +3775,7 @@ SiS_GetLVDSDesData(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 	         if(SiS_Pr->ChipType < SIS_315H) {
 	            if(!(modeflag & HalfDCLK)) SiS_Pr->SiS_LCDHDES = 320;
 	         } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 		    if(SiS_Pr->SiS_LCDResInfo == Panel_1024x768)  SiS_Pr->SiS_LCDHDES = 480;
 		    if(SiS_Pr->SiS_LCDResInfo == Panel_1400x1050) SiS_Pr->SiS_LCDHDES = 804;
 		    if(SiS_Pr->SiS_LCDResInfo == Panel_1600x1200) SiS_Pr->SiS_LCDHDES = 704;
@@ -3866,7 +3797,7 @@ SiS_GetLVDSDesData(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 /*           DISABLE VIDEO BRIDGE            */
 /*********************************************/
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static int
 SiS_HandlePWD(struct SiS_Private *SiS_Pr)
 {
@@ -3891,11 +3822,6 @@ SiS_HandlePWD(struct SiS_Private *SiS_Pr)
 	 ret = 1;
       }
       SiS_SetRegANDOR(SiS_Pr->SiS_Part4Port,0x27,0x7f,temp);
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-      xf86DrvMsg(0, 0, "Setting PWD %x\n", temp);
-#endif
-#endif
    }
 #endif
    return ret;
@@ -3909,7 +3835,7 @@ SiS_HandlePWD(struct SiS_Private *SiS_Pr)
 void
 SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned short tempah, pushax=0, modenum;
 #endif
   unsigned short temp=0;
@@ -3920,7 +3846,7 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 
 	if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300	   /* 300 series */
+#ifdef CONFIG_FB_SIS_300	   /* 300 series */
 
 	   if(!(SiS_CR36BIOSWord23b(SiS_Pr))) {
 	      if(SiS_Pr->SiS_VBType & VB_SISLVDS) {
@@ -3953,11 +3879,11 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 	      }
 	   }
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
         } else {
 
-#ifdef SIS315H	   /* 315 series */
+#ifdef CONFIG_FB_SIS_315	   /* 315 series */
 
 	   int didpwd = 0;
 	   bool custom1 = (SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) ||
@@ -4081,14 +4007,14 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 
 	   }
 
-#endif /* SIS315H */
+#endif /* CONFIG_FB_SIS_315 */
 
 	}
 
      } else {     /* ============ For 301 ================ */
 
         if(SiS_Pr->ChipType < SIS_315H) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	   if(!(SiS_CR36BIOSWord23b(SiS_Pr))) {
 	      SiS_SetRegSR11ANDOR(SiS_Pr,0xF7,0x08);
 	      SiS_PanelDelay(SiS_Pr, 3);
@@ -4111,7 +4037,7 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 	    SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x1E,0x20);
 	    SiS_SetReg(SiS_Pr->SiS_Part1Port,0x00,temp);
 	} else {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	    SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x1E,0xDF);            /* disable CRT2 */
 	    if( (!(SiS_CRT2IsLCD(SiS_Pr))) ||
 		(!(SiS_CR36BIOSWord23d(SiS_Pr))) ) {
@@ -4127,7 +4053,7 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 
     if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300	/* 300 series */
+#ifdef CONFIG_FB_SIS_300	/* 300 series */
 
 	if(SiS_Pr->SiS_IF_DEF_CH70xx == 1) {
 	   SiS_SetCH700x(SiS_Pr,0x0E,0x09);
@@ -4171,11 +4097,11 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 	   SiS_SetRegSR11ANDOR(SiS_Pr,0xFB,0x04);
 	}
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
     } else {
 
-#ifdef SIS315H	/* 315 series */
+#ifdef CONFIG_FB_SIS_315	/* 315 series */
 
 	if(!(SiS_IsNotM650orLater(SiS_Pr))) {
 	   /*if(SiS_Pr->ChipType < SIS_340) { */ /* XGI needs this */
@@ -4288,7 +4214,7 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
 	   }
         }
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
     }  /* 315 series */
 
@@ -4304,14 +4230,12 @@ SiS_DisableBridge(struct SiS_Private *SiS_Pr)
  * from outside the context of a mode switch!
  * MUST call getVBType before calling this
  */
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 void
 SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 {
   unsigned short temp=0, tempah;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned short temp1, pushax=0;
   bool delaylong = false;
 #endif
@@ -4322,7 +4246,7 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 
       if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300     /* 300 series */
+#ifdef CONFIG_FB_SIS_300     /* 300 series */
 
 	 if(SiS_CRT2IsLCD(SiS_Pr)) {
 	    if(SiS_Pr->SiS_VBType & VB_SISLVDS) {
@@ -4385,11 +4309,11 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 	 }
 
 
-#endif /* SIS300 */
+#endif /* CONFIG_FB_SIS_300 */
 
       } else {
 
-#ifdef SIS315H    /* 315 series */
+#ifdef CONFIG_FB_SIS_315    /* 315 series */
 
 #ifdef SET_EMI
 	 unsigned char   r30=0, r31=0, r32=0, r33=0, cr36=0;
@@ -4688,7 +4612,7 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 	    SiS_SetRegAND(SiS_Pr->SiS_Part1Port,0x00,0x7f);
 	 }
 
-#endif /* SIS315H */
+#endif /* CONFIG_FB_SIS_315 */
 
       }
 
@@ -4739,7 +4663,7 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 
     if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300    /* 300 series */
+#ifdef CONFIG_FB_SIS_300    /* 300 series */
 
        if(SiS_CRT2IsLCD(SiS_Pr)) {
 	  if(SiS_Pr->ChipType == SIS_730) {
@@ -4783,11 +4707,11 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 	  }
        }
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
     } else {
 
-#ifdef SIS315H    /* 315 series */
+#ifdef CONFIG_FB_SIS_315    /* 315 series */
 
        if(!(SiS_IsNotM650orLater(SiS_Pr))) {
 	  /*if(SiS_Pr->ChipType < SIS_340) {*/  /* XGI needs this */
@@ -4881,7 +4805,7 @@ SiS_EnableBridge(struct SiS_Private *SiS_Pr)
 	  }
        }
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
     } /* 310 series */
 
@@ -4971,7 +4895,7 @@ SiS_SetCRT2Sync(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 
       if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300  /* ---- 300 series --- */
+#ifdef CONFIG_FB_SIS_300  /* ---- 300 series --- */
 
 	 if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {			/* 630 - 301B(-DH) */
 
@@ -5000,11 +4924,11 @@ SiS_SetCRT2Sync(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 
 	 }
 
-#endif /* SIS300 */
+#endif /* CONFIG_FB_SIS_300 */
 
       } else {
 
-#ifdef SIS315H  /* ------- 315 series ------ */
+#ifdef CONFIG_FB_SIS_315  /* ------- 315 series ------ */
 
 	 if(SiS_Pr->SiS_VBType & VB_SISLVDS) {	  		/* 315 - LVDS */
 
@@ -5076,13 +5000,13 @@ SiS_SetCRT2Sync(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 	    }
 
          }
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
       }
    }
 }
 
 /* Set CRT2 FIFO on 300/540/630/730 */
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static void
 SiS_SetCRT2FIFO_300(struct SiS_Private *SiS_Pr,unsigned short ModeNo)
 {
@@ -5154,13 +5078,8 @@ SiS_SetCRT2FIFO_300(struct SiS_Private *SiS_Pr,unsigned short ModeNo)
 
      } else {
 
-#ifdef SIS_LINUX_KERNEL
 	pci50 = sisfb_read_nbridge_pci_dword(SiS_Pr, 0x50);
 	pciA0 = sisfb_read_nbridge_pci_dword(SiS_Pr, 0xa0);
-#else
-	pci50 = pciReadLong(0x00000000, 0x50);
-	pciA0 = pciReadLong(0x00000000, 0xA0);
-#endif
 
         if(SiS_Pr->ChipType == SIS_730) {
 
@@ -5262,7 +5181,7 @@ SiS_SetCRT2FIFO_300(struct SiS_Private *SiS_Pr,unsigned short ModeNo)
 #endif
 
 /* Set CRT2 FIFO on 315/330 series */
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void
 SiS_SetCRT2FIFO_310(struct SiS_Private *SiS_Pr)
 {
@@ -5420,27 +5339,6 @@ SiS_SetGroup1_301(struct SiS_Private *SiS_Pr, unsigned short ModeNo,unsigned sho
 
   temp = SiS_GetRegByte((SiS_Pr->SiS_P3ca+0x02));
   SiS_SetReg(SiS_Pr->SiS_Part1Port,0x1b,temp);			/* ? */
-
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-   xf86DrvMsg(0, X_INFO, "%d %d %d %d  %d %d %d %d  (%d %d %d %d)\n",
-	SiS_Pr->CHDisplay, SiS_Pr->CHSyncStart, SiS_Pr->CHSyncEnd, SiS_Pr->CHTotal,
-	SiS_Pr->CVDisplay, SiS_Pr->CVSyncStart, SiS_Pr->CVSyncEnd, SiS_Pr->CVTotal,
-	SiS_Pr->CHBlankStart, SiS_Pr->CHBlankEnd, SiS_Pr->CVBlankStart, SiS_Pr->CVBlankEnd);
-
-   xf86DrvMsg(0, X_INFO, " {{0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,\n",
-	SiS_Pr->CCRT1CRTC[0], SiS_Pr->CCRT1CRTC[1],
-	SiS_Pr->CCRT1CRTC[2], SiS_Pr->CCRT1CRTC[3],
-	SiS_Pr->CCRT1CRTC[4], SiS_Pr->CCRT1CRTC[5],
-	SiS_Pr->CCRT1CRTC[6], SiS_Pr->CCRT1CRTC[7]);
-   xf86DrvMsg(0, X_INFO, "   0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,\n",
-	SiS_Pr->CCRT1CRTC[8], SiS_Pr->CCRT1CRTC[9],
-	SiS_Pr->CCRT1CRTC[10], SiS_Pr->CCRT1CRTC[11],
-	SiS_Pr->CCRT1CRTC[12], SiS_Pr->CCRT1CRTC[13],
-	SiS_Pr->CCRT1CRTC[14], SiS_Pr->CCRT1CRTC[15]);
-   xf86DrvMsg(0, X_INFO, "   0x%02x}},\n", SiS_Pr->CCRT1CRTC[16]);
-#endif
-#endif
 }
 
 /* Setup panel link
@@ -5455,17 +5353,17 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   unsigned short push2, tempax, tempbx, tempcx, temp;
   unsigned int   tempeax = 0, tempebx, tempecx, tempvcfact = 0;
   bool islvds = false, issis  = false, chkdclkfirst = false;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   unsigned short crt2crtc = 0;
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned short pushcx;
 #endif
 
   if(ModeNo <= 0x13) {
      modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
      resinfo = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
      crt2crtc = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
 #endif
   } else if(SiS_Pr->UseCustomMode) {
@@ -5473,7 +5371,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   } else {
      modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
      resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
      crt2crtc = SiS_Pr->SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
 #endif
   }
@@ -5494,7 +5392,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
      }
   }
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if((SiS_Pr->ChipType >= SIS_315H) && (SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA)) {
      if(IS_SIS330) {
         SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x2D,0x10);
@@ -5744,7 +5642,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
 
   if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300      /* 300 series */
+#ifdef CONFIG_FB_SIS_300      /* 300 series */
      tempeax = SiS_Pr->SiS_VGAVDE << 6;
      temp = (tempeax % (unsigned int)SiS_Pr->SiS_VDE);
      tempeax = tempeax / (unsigned int)SiS_Pr->SiS_VDE;
@@ -5755,11 +5653,11 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
      temp = (unsigned short)(tempeax & 0x00FF);
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x1E,temp);      	/* BPLVCFACT */
      tempvcfact = temp;
-#endif /* SIS300 */
+#endif /* CONFIG_FB_SIS_300 */
 
   } else {
 
-#ifdef SIS315H  /* 315 series */
+#ifdef CONFIG_FB_SIS_315  /* 315 series */
      tempeax = SiS_Pr->SiS_VGAVDE << 18;
      tempebx = SiS_Pr->SiS_VDE;
      temp = (tempeax % tempebx);
@@ -5845,7 +5743,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   temp = (unsigned short)(tempecx & 0x00FF);
   SiS_SetReg(SiS_Pr->SiS_Part1Port,0x23,temp);
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if(SiS_Pr->ChipType >= SIS_315H) {
      if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) {
         if((islvds) || (SiS_Pr->SiS_VBInfo & VB_SISLVDS)) {
@@ -5863,7 +5761,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   }
 #endif
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
   if(SiS_Pr->SiS_IF_DEF_TRUMPION) {
      unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
      unsigned char *trumpdata;
@@ -5899,7 +5797,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
   }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if(SiS_Pr->SiS_IF_DEF_FSTN || SiS_Pr->SiS_IF_DEF_DSTN) {
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x25,0x00);
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x26,0x00);
@@ -5954,7 +5852,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
      temp = tempax & 0x00FF;
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x43,temp);
      temp = ((tempax & 0xFF00) >> 8) << 3;
-     SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x44,~0x0F8,temp);
+     SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port, 0x44, 0x07, temp);
 
      tempax = SiS_Pr->SiS_VDE;				 	/* BDxWadrst1 = BDxWadrst0 + BDxWadroff * VDE */
      if(SiS_Pr->SiS_LCDResInfo == Panel_320x240_1 ||
@@ -5968,7 +5866,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
      temp = ((tempeax & 0xFF0000) >> 16) | 0x10;
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x40,temp);
      temp = ((tempeax & 0x01000000) >> 24) << 7;
-     SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x3C,~0x080,temp);
+     SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port, 0x3C, 0x7F, temp);
 
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x2F,0x03);
      SiS_SetReg(SiS_Pr->SiS_Part1Port,0x03,0x50);
@@ -5999,7 +5897,7 @@ SiS_SetGroup1_LVDS(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned s
         SiS_SetReg(SiS_Pr->SiS_Part1Port,0x45,0x0a);
      }
   }
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 }
 
 /* Set Part 1 */
@@ -6007,12 +5905,12 @@ static void
 SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex,
 		unsigned short RefreshRateTableIndex)
 {
-#if defined(SIS300) || defined(SIS315H)
+#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
   unsigned char   *ROMAddr = SiS_Pr->VirtualRomBase;
 #endif
   unsigned short  temp=0, tempax=0, tempbx=0, tempcx=0, bridgeadd=0;
   unsigned short  pushbx=0, CRT1Index=0, modeflag, resinfo=0;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned short  tempbl=0;
 #endif
 
@@ -6038,11 +5936,11 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
          (SiS_Pr->SiS_VBInfo & SetInSlaveMode)) ) {
 
      if(SiS_Pr->ChipType < SIS_315H ) {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 	SiS_SetCRT2FIFO_300(SiS_Pr, ModeNo);
 #endif
      } else {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	SiS_SetCRT2FIFO_310(SiS_Pr);
 #endif
      }
@@ -6051,7 +5949,7 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
      if(SiS_Pr->ChipType < SIS_315H ) {
 
-#ifdef SIS300   /* ------------- 300 series --------------*/
+#ifdef CONFIG_FB_SIS_300   /* ------------- 300 series --------------*/
 
 	temp = (SiS_Pr->SiS_VGAHT - 1) & 0x0FF;   		  /* BTVGA2HT 0x08,0x09 */
 	SiS_SetReg(SiS_Pr->SiS_Part1Port,0x08,temp);              /* CRT2 Horizontal Total */
@@ -6070,11 +5968,11 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
 	bridgeadd = 12;
 
-#endif /* SIS300 */
+#endif /* CONFIG_FB_SIS_300 */
 
      } else {
 
-#ifdef SIS315H  /* ------------------- 315/330 series --------------- */
+#ifdef CONFIG_FB_SIS_315  /* ------------------- 315/330 series --------------- */
 
 	tempcx = SiS_Pr->SiS_VGAHT;				  /* BTVGA2HT 0x08,0x09 */
 	if(modeflag & HalfDCLK) {
@@ -6125,7 +6023,7 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	   }
         }
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
      }  /* 315/330 series */
 
@@ -6256,7 +6154,7 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
      if(SiS_Pr->ChipType < SIS_315H) {
 
-#ifdef SIS300  /* ---------- 300 series -------------- */
+#ifdef CONFIG_FB_SIS_300  /* ---------- 300 series -------------- */
 
 	if(SiS_Pr->SiS_VBType & VB_SISVB) {
 	   temp = 0x20;
@@ -6310,11 +6208,11 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
 	SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x13,~0x3C,temp);   /* Panel Link Delay Compensation; (Software Command Reset; Power Saving) */
 
-#endif  /* SIS300 */
+#endif  /* CONFIG_FB_SIS_300 */
 
      } else {
 
-#ifdef SIS315H   /* --------------- 315/330 series ---------------*/
+#ifdef CONFIG_FB_SIS_315   /* --------------- 315/330 series ---------------*/
 
 	if(SiS_Pr->ChipType < SIS_661) {
 
@@ -6349,7 +6247,7 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 	if(modeflag & HalfDCLK)       tempax |= 0x40;
 	SiS_SetRegANDOR(SiS_Pr->SiS_Part1Port,0x2C,0x3f,tempax);
 
-#endif  /* SIS315H */
+#endif  /* CONFIG_FB_SIS_315 */
 
      }
 
@@ -6381,7 +6279,7 @@ SiS_SetGroup1(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 /*         SET PART 2 REGISTER GROUP         */
 /*********************************************/
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static unsigned char *
 SiS_GetGroup2CLVXPtr(struct SiS_Private *SiS_Pr, int tabletype)
 {
@@ -6478,7 +6376,7 @@ SiS_GetCRT2Part2Ptr(struct SiS_Private *SiS_Pr,unsigned short ModeNo,unsigned sh
 }
 #endif
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static void
 SiS_Group2LCDSpecial(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short crt2crtc)
 {
@@ -6690,7 +6588,7 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
   unsigned int   longtemp, PhaseIndex;
   bool           newtvphase;
   const unsigned char *TimingPoint;
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   unsigned short resindex, CRT2Index;
   const struct SiS_Part2PortTbl *CRT2Part2Ptr = NULL;
 
@@ -7069,7 +6967,7 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
   SiS_SetRegAND(SiS_Pr->SiS_Part2Port,0x17,0xFB);
   SiS_SetRegAND(SiS_Pr->SiS_Part2Port,0x18,0xDF);
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   if(SiS_GetCRT2Part2Ptr(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex,
                           			&CRT2Index, &resindex)) {
       switch(CRT2Index) {
@@ -7130,12 +7028,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
     /* Non-expanding: lcdvdes = tempcx = VT-1; lcdvdee = tempbx = VDE-1 */
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdvdes 0x%x lcdvdee 0x%x\n", tempcx, tempbx);
-#endif
-#endif
-
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x05,tempcx);	/* lcdvdes  */
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x06,tempbx);	/* lcdvdee  */
 
@@ -7184,12 +7076,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
        tempbx = SiS_Pr->CVSyncStart;
     }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdvrs 0x%x\n", tempbx);
-#endif
-#endif
-
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x04,tempbx);	    /* lcdvrs */
 
     temp = (tempbx >> 4) & 0xF0;
@@ -7201,15 +7087,9 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
        temp |= (SiS_Pr->CVSyncEnd & 0x0f);
     }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdvre[3:0] 0x%x\n", (temp & 0x0f));
-#endif
-#endif
-
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x01,temp);
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
     SiS_Group2LCDSpecial(SiS_Pr, ModeNo, crt2crtc);
 #endif
 
@@ -7245,12 +7125,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
        tempax >>= 1;
     }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdhdee 0x%x\n", tempbx);
-#endif
-#endif
-
     tempbx += bridgeoffset;
 
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x23,tempbx);	    /* lcdhdee */
@@ -7276,12 +7150,6 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
        tempbx += bridgeoffset;
     }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdhrs 0x%x\n", tempbx);
-#endif
-#endif
-
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x1C,tempbx);	    /* lcdhrs */
     SiS_SetRegANDOR(SiS_Pr->SiS_Part2Port,0x1D,0x0F,((tempbx >> 4) & 0xf0));
 
@@ -7300,20 +7168,14 @@ SiS_SetGroup2(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
        tempbx += bridgeoffset;
     }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "lcdhre 0x%x\n", tempbx);
-#endif
-#endif
-
     SiS_SetReg(SiS_Pr->SiS_Part2Port,0x21,tempbx);	    /* lcdhre */
 
     SiS_SetGroup2_Tail(SiS_Pr, ModeNo);
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
     SiS_Set300Part2Regs(SiS_Pr, ModeIdIndex, RefreshRateTableIndex, ModeNo);
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
   } /* CRT2-LCD from table */
 #endif
 }
@@ -7382,7 +7244,7 @@ SiS_SetGroup3(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 /*         SET PART 4 REGISTER GROUP         */
 /*********************************************/
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 #if 0
 static void
 SiS_ShiftXPos(struct SiS_Private *SiS_Pr, int shift)
@@ -8011,7 +7873,7 @@ SiS_SetCHTVReg(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
    if(SiS_Pr->SiS_IF_DEF_CH70xx == 1) {
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 
       /* Chrontel 7005 - I assume that it does not come with a 315 series chip */
 
@@ -8124,7 +7986,7 @@ SiS_SetCHTVReg(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
       /* Chrontel 7019 - assumed that it does not come with a 300 series chip */
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 
       unsigned short temp;
 
@@ -8175,7 +8037,7 @@ SiS_SetCHTVReg(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short
 
 }
 
-#ifdef SIS315H  /* ----------- 315 series only ---------- */
+#ifdef CONFIG_FB_SIS_315  /* ----------- 315 series only ---------- */
 
 void
 SiS_Chrontel701xBLOn(struct SiS_Private *SiS_Pr)
@@ -8657,7 +8519,7 @@ SiS_ChrontelDoSomething1(struct SiS_Private *SiS_Pr)
 bool
 SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 {
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    unsigned char  *ROMAddr  = SiS_Pr->VirtualRomBase;
 #endif
    unsigned short ModeIdIndex, RefreshRateTableIndex;
@@ -8703,16 +8565,6 @@ SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
       SiS_GetLVDSDesData(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
    }
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-  xf86DrvMsg(0, X_INFO, "(init301: LCDHDES 0x%03x LCDVDES 0x%03x)\n", SiS_Pr->SiS_LCDHDES, SiS_Pr->SiS_LCDVDES);
-  xf86DrvMsg(0, X_INFO, "(init301: HDE     0x%03x VDE     0x%03x)\n", SiS_Pr->SiS_HDE, SiS_Pr->SiS_VDE);
-  xf86DrvMsg(0, X_INFO, "(init301: VGAHDE  0x%03x VGAVDE  0x%03x)\n", SiS_Pr->SiS_VGAHDE, SiS_Pr->SiS_VGAVDE);
-  xf86DrvMsg(0, X_INFO, "(init301: HT      0x%03x VT      0x%03x)\n", SiS_Pr->SiS_HT, SiS_Pr->SiS_VT);
-  xf86DrvMsg(0, X_INFO, "(init301: VGAHT   0x%03x VGAVT   0x%03x)\n", SiS_Pr->SiS_VGAHT, SiS_Pr->SiS_VGAVT);
-#endif
-#endif
-
    if(SiS_Pr->SiS_SetFlag & LowModeTests) {
       SiS_SetGroup1(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
    }
@@ -8722,12 +8574,12 @@ SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
       if(SiS_Pr->SiS_SetFlag & LowModeTests) {
 
 	 SiS_SetGroup2(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	 SiS_SetGroup2_C_ELV(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
 #endif
 	 SiS_SetGroup3(SiS_Pr, ModeNo, ModeIdIndex);
 	 SiS_SetGroup4(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex);
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 	 SiS_SetGroup4_C_ELV(SiS_Pr, ModeNo, ModeIdIndex);
 #endif
 	 SiS_SetGroup5(SiS_Pr, ModeNo, ModeIdIndex);
@@ -8758,7 +8610,7 @@ SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 	 if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
 	    if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {
 	       if(SiS_Pr->SiS_IF_DEF_CH70xx == 2) {
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 		  SiS_SetCH701xForLCD(SiS_Pr);
 #endif
 	       }
@@ -8771,7 +8623,7 @@ SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
 
    }
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
    if(SiS_Pr->ChipType < SIS_315H) {
       if(SiS_Pr->SiS_SetFlag & LowModeTests) {
 	 if(SiS_Pr->SiS_UseOEM) {
@@ -8794,7 +8646,7 @@ SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
    }
 #endif
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
    if(SiS_Pr->ChipType >= SIS_315H) {
       if(SiS_Pr->SiS_SetFlag & LowModeTests) {
 	 if(SiS_Pr->ChipType < SIS_661) {
@@ -8873,7 +8725,7 @@ SiS_SetupDDCN(struct SiS_Private *SiS_Pr)
   }
 }
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static unsigned char *
 SiS_SetTrumpBlockLoop(struct SiS_Private *SiS_Pr, unsigned char *dataptr)
 {
@@ -8923,11 +8775,6 @@ SiS_SetTrumpionBlock(struct SiS_Private *SiS_Pr, unsigned char *dataptr)
      dataptr = SiS_SetTrumpBlockLoop(SiS_Pr, dataptr);
      if(!dataptr) return false;
   }
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-  xf86DrvMsg(0, X_INFO, "Trumpion block success\n");
-#endif
-#endif
   return true;
 }
 #endif
@@ -9002,9 +8849,7 @@ SiS_SetCH701x(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val)
   SiS_SetChReg(SiS_Pr, reg, val, 0);
 }
 
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 void
 SiS_SetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val)
 {
@@ -9091,9 +8936,7 @@ SiS_GetCH701x(struct SiS_Private *SiS_Pr, unsigned short tempbx)
 
 /* Read from Chrontel 70xx */
 /* Parameter is [Register no (S7-S0)] */
-#ifdef SIS_LINUX_KERNEL
 static
-#endif
 unsigned short
 SiS_GetCH70xx(struct SiS_Private *SiS_Pr, unsigned short tempbx)
 {
@@ -9114,9 +8957,7 @@ SiS_SetCH70xxANDOR(struct SiS_Private *SiS_Pr, unsigned short reg,
 }
 
 /* Our own DDC functions */
-#ifndef SIS_XORG_XF86
 static
-#endif
 unsigned short
 SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags, int VGAEngine,
                 unsigned short adaptnum, unsigned short DDCdatatype, bool checkcr32,
@@ -9224,12 +9065,6 @@ SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags, int VGAEngine,
 
     SiS_SetupDDCN(SiS_Pr);
 
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-    xf86DrvMsg(0, X_INFO, "DDC Port %x Index %x Shift %d\n",
-    		SiS_Pr->SiS_DDC_Port, SiS_Pr->SiS_DDC_Index, temp);
-#endif
-#endif
     return 0;
 }
 
@@ -9292,11 +9127,6 @@ SiS_DoProbeDDC(struct SiS_Private *SiS_Pr)
     SiS_SetSwitchDDC2(SiS_Pr);
     if(SiS_PrepareDDC(SiS_Pr)) {
          SiS_SetStop(SiS_Pr);
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-         xf86DrvMsg(0, X_INFO, "Probe: Prepare failed\n");
-#endif
-#endif
          return 0xFFFF;
     }
     mask = 0xf0;
@@ -9310,11 +9140,6 @@ SiS_DoProbeDDC(struct SiS_Private *SiS_Pr)
        } else {
            failed = true;
 	   ret = 0xFFFF;
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-           xf86DrvMsg(0, X_INFO, "Probe: Read 1 failed\n");
-#endif
-#endif
        }
     }
     if(!failed) {
@@ -9324,11 +9149,6 @@ SiS_DoProbeDDC(struct SiS_Private *SiS_Pr)
        if(temp == value) ret = 0;
        else {
           ret = 0xFFFF;
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-          xf86DrvMsg(0, X_INFO, "Probe: Read 2 failed\n");
-#endif
-#endif
           if(SiS_Pr->SiS_DDC_DeviceAddr == 0xa0) {
              if(temp == 0x30) ret = 0;
           }
@@ -9338,9 +9158,7 @@ SiS_DoProbeDDC(struct SiS_Private *SiS_Pr)
     return ret;
 }
 
-#ifndef SIS_XORG_XF86
 static
-#endif
 unsigned short
 SiS_ProbeDDC(struct SiS_Private *SiS_Pr)
 {
@@ -9357,9 +9175,7 @@ SiS_ProbeDDC(struct SiS_Private *SiS_Pr)
    return flag;
 }
 
-#ifndef SIS_XORG_XF86
 static
-#endif
 unsigned short
 SiS_ReadDDC(struct SiS_Private *SiS_Pr, unsigned short DDCdatatype, unsigned char *buffer)
 {
@@ -9606,11 +9422,6 @@ SiS_SetSCLKHigh(struct SiS_Private *SiS_Pr)
     temp = SiS_GetReg(SiS_Pr->SiS_DDC_Port,SiS_Pr->SiS_DDC_Index);
   } while((!(temp & SiS_Pr->SiS_DDC_Clk)) && --watchdog);
   if (!watchdog) {
-#ifdef SIS_XORG_XF86
-#ifdef TWDEBUG
-        xf86DrvMsg(0, X_INFO, "SetClkHigh failed\n");
-#endif
-#endif
   	return 0xFFFF;
   }
   SiS_DDC2Delay(SiS_Pr,SiS_I2CDELAYSHORT);
@@ -9641,7 +9452,7 @@ SiS_CheckACK(struct SiS_Private *SiS_Pr)
 
 /* =============== SiS 315/330 O.E.M. ================= */
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 
 static unsigned short
 GetRAMDACromptr(struct SiS_Private *SiS_Pr)
@@ -10829,7 +10640,7 @@ SiS_FinalizeLCD(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor
 
 /*  =================  SiS 300 O.E.M. ================== */
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 
 static void
 SetOEMLCDData2(struct SiS_Private *SiS_Pr, unsigned short ModeNo,unsigned short ModeIdIndex,
diff --git a/drivers/video/sis/init301.h b/drivers/video/sis/init301.h
index 51d99222375d..2112d6d7feda 100644
--- a/drivers/video/sis/init301.h
+++ b/drivers/video/sis/init301.h
@@ -53,15 +53,8 @@
 #ifndef  _INIT301_H_
 #define  _INIT301_H_
 
-#include "osdef.h"
 #include "initdef.h"
 
-#ifdef SIS_XORG_XF86
-#include "sis.h"
-#include "sis_regs.h"
-#endif
-
-#ifdef SIS_LINUX_KERNEL
 #include "vgatypes.h"
 #include "vstruct.h"
 #ifdef SIS_CP
@@ -72,7 +65,6 @@
 #include <linux/fb.h>
 #include "sis.h"
 #include <video/sisfb.h>
-#endif
 
 static const unsigned char SiS_YPbPrTable[3][64] = {
   {
@@ -237,7 +229,7 @@ static const unsigned char SiS_Part2CLVX_6[] = {   /* 1080i */
     0xFF,0xFF,
 };
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 /* 661 et al LCD data structure (2.03.00) */
 static const unsigned char SiS_LCDStruct661[] = {
     /* 1024x768 */
@@ -279,7 +271,7 @@ static const unsigned char SiS_LCDStruct661[] = {
 };
 #endif
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static unsigned char SiS300_TrumpionData[14][80] = {
   { 0x02,0x0A,0x0A,0x01,0x04,0x01,0x00,0x03,0x0D,0x00,0x0D,0x10,0x7F,0x00,0x80,0x02,
     0x20,0x03,0x0B,0x00,0x90,0x01,0xC1,0x01,0x60,0x0C,0x30,0x10,0x00,0x00,0x04,0x23,
@@ -356,9 +348,6 @@ static unsigned char SiS300_TrumpionData[14][80] = {
 #endif
 
 void		SiS_UnLockCRT2(struct SiS_Private *SiS_Pr);
-#ifndef SIS_LINUX_KERNEL
-void		SiS_LockCRT2(struct SiS_Private *SiS_Pr);
-#endif
 void		SiS_EnableCRT2(struct SiS_Private *SiS_Pr);
 unsigned short	SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);
 void		SiS_WaitRetrace1(struct SiS_Private *SiS_Pr);
@@ -375,9 +364,6 @@ unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo
 			unsigned short RefreshRateTableIndex);
 unsigned short	SiS_GetResInfo(struct SiS_Private *SiS_Pr,unsigned short ModeNo,unsigned short ModeIdIndex);
 void		SiS_DisableBridge(struct SiS_Private *SiS_Pr);
-#ifndef SIS_LINUX_KERNEL
-void		SiS_EnableBridge(struct SiS_Private *SiS_Pr);
-#endif
 bool		SiS_SetCRT2Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
 void		SiS_SiS30xBLOn(struct SiS_Private *SiS_Pr);
 void		SiS_SiS30xBLOff(struct SiS_Private *SiS_Pr);
@@ -386,13 +372,9 @@ void		SiS_SetCH700x(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned cha
 unsigned short	SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short tempax);
 void		SiS_SetCH701x(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val);
 unsigned short	SiS_GetCH701x(struct SiS_Private *SiS_Pr, unsigned short tempax);
-#ifndef SIS_LINUX_KERNEL
-void		SiS_SetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val);
-unsigned short	SiS_GetCH70xx(struct SiS_Private *SiS_Pr, unsigned short tempax);
-#endif
 void		SiS_SetCH70xxANDOR(struct SiS_Private *SiS_Pr, unsigned short reg,
 			unsigned char orval,unsigned short andval);
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void	SiS_Chrontel701xOn(struct SiS_Private *SiS_Pr);
 static void	SiS_Chrontel701xOff(struct SiS_Private *SiS_Pr);
 static void	SiS_ChrontelInitTVVSync(struct SiS_Private *SiS_Pr);
@@ -401,7 +383,7 @@ void		SiS_Chrontel701xBLOn(struct SiS_Private *SiS_Pr);
 void		SiS_Chrontel701xBLOff(struct SiS_Private *SiS_Pr);
 #endif /* 315 */
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static  bool	SiS_SetTrumpionBlock(struct SiS_Private *SiS_Pr, unsigned char *dataptr);
 void		SiS_SetChrontelGPIO(struct SiS_Private *SiS_Pr, unsigned short myvbinfo);
 #endif
@@ -412,21 +394,12 @@ unsigned short	SiS_HandleDDC(struct SiS_Private *SiS_Pr, unsigned int VBFlags, i
 			unsigned short adaptnum, unsigned short DDCdatatype,
 			unsigned char *buffer, unsigned int VBFlags2);
 
-#ifdef SIS_XORG_XF86
-unsigned short		SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags,
-				int VGAEngine, unsigned short adaptnum, unsigned short DDCdatatype,
-				bool checkcr32, unsigned int VBFlags2);
-unsigned short		SiS_ProbeDDC(struct SiS_Private *SiS_Pr);
-unsigned short		SiS_ReadDDC(struct SiS_Private *SiS_Pr, unsigned short DDCdatatype,
-				unsigned char *buffer);
-#else
 static unsigned short	SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags,
 				int VGAEngine, unsigned short adaptnum, unsigned short DDCdatatype,
 				bool checkcr32, unsigned int VBFlags2);
 static unsigned short	SiS_ProbeDDC(struct SiS_Private *SiS_Pr);
 static unsigned short	SiS_ReadDDC(struct SiS_Private *SiS_Pr, unsigned short DDCdatatype,
 				unsigned char *buffer);
-#endif
 static void		SiS_SetSwitchDDC2(struct SiS_Private *SiS_Pr);
 static unsigned short	SiS_SetStart(struct SiS_Private *SiS_Pr);
 static unsigned short	SiS_SetStop(struct SiS_Private *SiS_Pr);
@@ -441,13 +414,13 @@ static unsigned short	SiS_PrepareDDC(struct SiS_Private *SiS_Pr);
 static void		SiS_SendACK(struct SiS_Private *SiS_Pr, unsigned short yesno);
 static unsigned short	SiS_DoProbeDDC(struct SiS_Private *SiS_Pr);
 
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 static void		SiS_OEM300Setting(struct SiS_Private *SiS_Pr,
 				unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RefTabindex);
 static void		SetOEMLCDData2(struct SiS_Private *SiS_Pr,
 				unsigned short ModeNo, unsigned short ModeIdIndex,unsigned short RefTableIndex);
 #endif
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
 static void		SiS_OEM310Setting(struct SiS_Private *SiS_Pr,
 				unsigned short ModeNo,unsigned short ModeIdIndex, unsigned short RRTI);
 static void		SiS_OEM661Setting(struct SiS_Private *SiS_Pr,
@@ -455,17 +428,6 @@ static void		SiS_OEM661Setting(struct SiS_Private *SiS_Pr,
 static void		SiS_FinalizeLCD(struct SiS_Private *, unsigned short, unsigned short);
 #endif
 
-extern void		SiS_SetReg(SISIOADDRESS, unsigned short, unsigned short);
-extern void		SiS_SetRegByte(SISIOADDRESS, unsigned short);
-extern void		SiS_SetRegShort(SISIOADDRESS, unsigned short);
-extern void		SiS_SetRegLong(SISIOADDRESS, unsigned int);
-extern unsigned char	SiS_GetReg(SISIOADDRESS, unsigned short);
-extern unsigned char	SiS_GetRegByte(SISIOADDRESS);
-extern unsigned short	SiS_GetRegShort(SISIOADDRESS);
-extern unsigned int	SiS_GetRegLong(SISIOADDRESS);
-extern void		SiS_SetRegANDOR(SISIOADDRESS, unsigned short, unsigned short, unsigned short);
-extern void		SiS_SetRegOR(SISIOADDRESS, unsigned short, unsigned short);
-extern void		SiS_SetRegAND(SISIOADDRESS, unsigned short, unsigned short);
 extern void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);
 extern void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);
 extern bool		SiS_SearchModeID(struct SiS_Private *, unsigned short *, unsigned short *);
@@ -482,15 +444,13 @@ extern void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short M
 extern void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);
 extern unsigned short	SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
 extern unsigned short	SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
-#ifdef SIS300
+#ifdef CONFIG_FB_SIS_300
 extern void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *tempbx,
 				unsigned short *tempcl);
 extern unsigned short	SiS_GetFIFOThresholdB300(unsigned short tempbx, unsigned short tempcl);
 extern unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);
-#ifdef SIS_LINUX_KERNEL
 extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
 extern unsigned int	sisfb_read_lpc_pci_dword(struct SiS_Private *SiS_Pr, int reg);
 #endif
-#endif
 
 #endif
diff --git a/drivers/video/sis/initextlfb.c b/drivers/video/sis/initextlfb.c
index 99c04a4855d1..9dec64da4015 100644
--- a/drivers/video/sis/initextlfb.c
+++ b/drivers/video/sis/initextlfb.c
@@ -25,7 +25,6 @@
  * Author:	Thomas Winischhofer <thomas@winischhofer.net>
  */
 
-#include "osdef.h"
 #include "initdef.h"
 #include "vgatypes.h"
 #include "vstruct.h"
@@ -59,7 +58,7 @@ sisfb_mode_rate_to_dclock(struct SiS_Private *SiS_Pr, unsigned char modeno,
 
     if(rateindex > 0) rateindex--;
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
     switch(ModeNo) {
     case 0x5a: ModeNo = 0x50; break;
     case 0x5b: ModeNo = 0x56;
@@ -103,7 +102,7 @@ sisfb_mode_rate_to_ddata(struct SiS_Private *SiS_Pr, unsigned char modeno,
 
     if(rateindex > 0) rateindex--;
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
     switch(ModeNo) {
        case 0x5a: ModeNo = 0x50; break;
        case 0x5b: ModeNo = 0x56;
@@ -187,7 +186,7 @@ sisfb_gettotalfrommode(struct SiS_Private *SiS_Pr, unsigned char modeno, int *ht
 
     if(rateindex > 0) rateindex--;
 
-#ifdef SIS315H
+#ifdef CONFIG_FB_SIS_315
     switch(ModeNo) {
        case 0x5a: ModeNo = 0x50; break;
        case 0x5b: ModeNo = 0x56;
diff --git a/drivers/video/sis/osdef.h b/drivers/video/sis/osdef.h
deleted file mode 100644
index 6ff8f988a1a7..000000000000
--- a/drivers/video/sis/osdef.h
+++ /dev/null
@@ -1,133 +0,0 @@
-/* $XFree86$ */
-/* $XdotOrg$ */
-/*
- * OS depending defines
- *
- * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria
- *
- * If distributed as part of the Linux kernel, the following license terms
- * apply:
- *
- * * This program is free software; you can redistribute it and/or modify
- * * it under the terms of the GNU General Public License as published by
- * * the Free Software Foundation; either version 2 of the named License,
- * * or any later version.
- * *
- * * This program is distributed in the hope that it will be useful,
- * * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * * GNU General Public License for more details.
- * *
- * * You should have received a copy of the GNU General Public License
- * * along with this program; if not, write to the Free Software
- * * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
- *
- * Otherwise, the following license terms apply:
- *
- * * Redistribution and use in source and binary forms, with or without
- * * modification, are permitted provided that the following conditions
- * * are met:
- * * 1) Redistributions of source code must retain the above copyright
- * *    notice, this list of conditions and the following disclaimer.
- * * 2) Redistributions in binary form must reproduce the above copyright
- * *    notice, this list of conditions and the following disclaimer in the
- * *    documentation and/or other materials provided with the distribution.
- * * 3) The name of the author may not be used to endorse or promote products
- * *    derived from this software without specific prior written permission.
- * *
- * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Author: 	Thomas Winischhofer <thomas@winischhofer.net>
- *		Silicon Integrated Systems, Inc. (used by permission)
- *
- */
-
-#ifndef _SIS_OSDEF_H_
-#define _SIS_OSDEF_H_
-
-/* The choices are: */
-#define SIS_LINUX_KERNEL		/* Linux kernel framebuffer */
-#undef  SIS_XORG_XF86			/* XFree86/X.org */
-
-#ifdef OutPortByte
-#undef OutPortByte
-#endif
-
-#ifdef OutPortWord
-#undef OutPortWord
-#endif
-
-#ifdef OutPortLong
-#undef OutPortLong
-#endif
-
-#ifdef InPortByte
-#undef InPortByte
-#endif
-
-#ifdef InPortWord
-#undef InPortWord
-#endif
-
-#ifdef InPortLong
-#undef InPortLong
-#endif
-
-/**********************************************************************/
-/*  LINUX KERNEL                                                      */
-/**********************************************************************/
-
-#ifdef SIS_LINUX_KERNEL
-
-#ifdef CONFIG_FB_SIS_300
-#define SIS300
-#endif
-
-#ifdef CONFIG_FB_SIS_315
-#define SIS315H
-#endif
-
-#if !defined(SIS300) && !defined(SIS315H)
-#warning Neither CONFIG_FB_SIS_300 nor CONFIG_FB_SIS_315 is set
-#warning sisfb will not work!
-#endif
-
-#define OutPortByte(p,v) outb((u8)(v),(SISIOADDRESS)(p))
-#define OutPortWord(p,v) outw((u16)(v),(SISIOADDRESS)(p))
-#define OutPortLong(p,v) outl((u32)(v),(SISIOADDRESS)(p))
-#define InPortByte(p)    inb((SISIOADDRESS)(p))
-#define InPortWord(p)    inw((SISIOADDRESS)(p))
-#define InPortLong(p)    inl((SISIOADDRESS)(p))
-#define SiS_SetMemory(MemoryAddress,MemorySize,value) memset_io(MemoryAddress, value, MemorySize)
-
-#endif /* LINUX_KERNEL */
-
-/**********************************************************************/
-/*  XFree86/X.org                                                    */
-/**********************************************************************/
-
-#ifdef SIS_XORG_XF86
-
-#define SIS300
-#define SIS315H
-
-#define OutPortByte(p,v) outSISREG((IOADDRESS)(p),(CARD8)(v))
-#define OutPortWord(p,v) outSISREGW((IOADDRESS)(p),(CARD16)(v))
-#define OutPortLong(p,v) outSISREGL((IOADDRESS)(p),(CARD32)(v))
-#define InPortByte(p)    inSISREG((IOADDRESS)(p))
-#define InPortWord(p)    inSISREGW((IOADDRESS)(p))
-#define InPortLong(p)    inSISREGL((IOADDRESS)(p))
-#define SiS_SetMemory(MemoryAddress,MemorySize,value) memset(MemoryAddress, value, MemorySize)
-
-#endif /* XF86 */
-
-#endif  /* _OSDEF_H_ */
diff --git a/drivers/video/sis/sis.h b/drivers/video/sis/sis.h
index 7c5710e3fb56..eac7a01925f3 100644
--- a/drivers/video/sis/sis.h
+++ b/drivers/video/sis/sis.h
@@ -24,7 +24,6 @@
 #ifndef _SIS_H_
 #define _SIS_H_
 
-#include "osdef.h"
 #include <video/sisfb.h>
 
 #include "vgatypes.h"
@@ -308,58 +307,19 @@
 #define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)
 #define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)
 
-/* I/O port access macros */
-#define inSISREG(base)		inb(base)
-
-#define outSISREG(base,val)	outb(val,base)
-
-#define orSISREG(base,val)      			\
-		do {					\
-			u8 __Temp = inSISREG(base); 	\
-			outSISREG(base, __Temp | (val));\
-		} while (0)
-
-#define andSISREG(base,val)     			\
-		do {					\
-			u8 __Temp = inSISREG(base); 	\
-			outSISREG(base, __Temp & (val));\
-		} while (0)
-
-#define inSISIDXREG(base,idx,var)			\
-		do {					\
-			outSISREG(base, idx); 		\
-			var = inSISREG((base)+1);	\
-		} while (0)
-
-#define outSISIDXREG(base,idx,val)			\
-		do {					\
-			outSISREG(base, idx);		\
-			outSISREG((base)+1, val);	\
-		} while (0)
-
-#define orSISIDXREG(base,idx,val)				\
-		do {						\
-			u8 __Temp; 				\
-			outSISREG(base, idx);   		\
-			__Temp = inSISREG((base)+1) | (val); 	\
-			outSISREG((base)+1, __Temp);		\
-		} while (0)
-
-#define andSISIDXREG(base,idx,and)				\
-		do {						\
-			u8 __Temp; 				\
-			outSISREG(base, idx);   		\
-			__Temp = inSISREG((base)+1) & (and); 	\
-			outSISREG((base)+1, __Temp);		\
-		} while (0)
-
-#define setSISIDXREG(base,idx,and,or)   				\
-		do {							\
-			u8 __Temp; 					\
-			outSISREG(base, idx);				\
-			__Temp = (inSISREG((base)+1) & (and)) | (or); 	\
-			outSISREG((base)+1, __Temp);			\
-		} while (0)
+/* I/O port access functions */
+
+void SiS_SetReg(SISIOADDRESS, u8, u8);
+void SiS_SetRegByte(SISIOADDRESS, u8);
+void SiS_SetRegShort(SISIOADDRESS, u16);
+void SiS_SetRegLong(SISIOADDRESS, u32);
+void SiS_SetRegANDOR(SISIOADDRESS, u8, u8, u8);
+void SiS_SetRegAND(SISIOADDRESS, u8, u8);
+void SiS_SetRegOR(SISIOADDRESS, u8, u8);
+u8 SiS_GetReg(SISIOADDRESS, u8);
+u8 SiS_GetRegByte(SISIOADDRESS);
+u16 SiS_GetRegShort(SISIOADDRESS);
+u32 SiS_GetRegLong(SISIOADDRESS);
 
 /* MMIO access macros */
 #define MMIO_IN8(base, offset)  readb((base+offset))
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index b52f8e4ef1fd..2fb8c5a660fb 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -60,6 +60,11 @@
 #include "sis.h"
 #include "sis_main.h"
 
+#if !defined(CONFIG_FB_SIS_300) && !defined(CONFIG_FB_SIS_315)
+#warning Neither CONFIG_FB_SIS_300 nor CONFIG_FB_SIS_315 is set
+#warning sisfb will not work!
+#endif
+
 static void sisfb_handle_command(struct sis_video_info *ivideo,
 				 struct sisfb_cmd *sisfb_command);
 
@@ -732,7 +737,7 @@ sisfb_bridgeisslave(struct sis_video_info *ivideo)
 	if(!(ivideo->vbflags2 & VB2_VIDEOBRIDGE))
 		return false;
 
-	inSISIDXREG(SISPART1,0x00,P1_00);
+	P1_00 = SiS_GetReg(SISPART1, 0x00);
 	if( ((ivideo->sisvga_engine == SIS_300_VGA) && (P1_00 & 0xa0) == 0x20) ||
 	    ((ivideo->sisvga_engine == SIS_315_VGA) && (P1_00 & 0x50) == 0x10) ) {
 		return true;
@@ -746,11 +751,11 @@ sisfballowretracecrt1(struct sis_video_info *ivideo)
 {
 	u8 temp;
 
-	inSISIDXREG(SISCR,0x17,temp);
+	temp = SiS_GetReg(SISCR, 0x17);
 	if(!(temp & 0x80))
 		return false;
 
-	inSISIDXREG(SISSR,0x1f,temp);
+	temp = SiS_GetReg(SISSR, 0x1f);
 	if(temp & 0xc0)
 		return false;
 
@@ -763,7 +768,7 @@ sisfbcheckvretracecrt1(struct sis_video_info *ivideo)
 	if(!sisfballowretracecrt1(ivideo))
 		return false;
 
-	if(inSISREG(SISINPSTAT) & 0x08)
+	if (SiS_GetRegByte(SISINPSTAT) & 0x08)
 		return true;
 	else
 		return false;
@@ -778,9 +783,9 @@ sisfbwaitretracecrt1(struct sis_video_info *ivideo)
 		return;
 
 	watchdog = 65536;
-	while((!(inSISREG(SISINPSTAT) & 0x08)) && --watchdog);
+	while ((!(SiS_GetRegByte(SISINPSTAT) & 0x08)) && --watchdog);
 	watchdog = 65536;
-	while((inSISREG(SISINPSTAT) & 0x08) && --watchdog);
+	while ((SiS_GetRegByte(SISINPSTAT) & 0x08) && --watchdog);
 }
 
 static bool
@@ -794,7 +799,7 @@ sisfbcheckvretracecrt2(struct sis_video_info *ivideo)
 	default:	  return false;
 	}
 
-	inSISIDXREG(SISPART1, reg, temp);
+	temp = SiS_GetReg(SISPART1, reg);
 	if(temp & 0x02)
 		return true;
 	else
@@ -832,10 +837,10 @@ sisfb_setupvbblankflags(struct sis_video_info *ivideo, u32 *vcount, u32 *hcount)
 			default:
 			case SIS_315_VGA: idx = 0x30; break;
 		}
-		inSISIDXREG(SISPART1,(idx+0),reg1); /* 30 */
-		inSISIDXREG(SISPART1,(idx+1),reg2); /* 31 */
-		inSISIDXREG(SISPART1,(idx+2),reg3); /* 32 */
-		inSISIDXREG(SISPART1,(idx+3),reg4); /* 33 */
+		reg1 = SiS_GetReg(SISPART1, (idx+0)); /* 30 */
+		reg2 = SiS_GetReg(SISPART1, (idx+1)); /* 31 */
+		reg3 = SiS_GetReg(SISPART1, (idx+2)); /* 32 */
+		reg4 = SiS_GetReg(SISPART1, (idx+3)); /* 33 */
 		if(reg1 & 0x01) ret |= FB_VBLANK_VBLANKING;
 		if(reg1 & 0x02) ret |= FB_VBLANK_VSYNCING;
 		if(reg4 & 0x80) ret |= FB_VBLANK_HBLANKING;
@@ -848,13 +853,13 @@ sisfb_setupvbblankflags(struct sis_video_info *ivideo, u32 *vcount, u32 *hcount)
 			FB_VBLANK_HAVE_VBLANK |
 			FB_VBLANK_HAVE_VCOUNT |
 			FB_VBLANK_HAVE_HCOUNT);
-		reg1 = inSISREG(SISINPSTAT);
+		reg1 = SiS_GetRegByte(SISINPSTAT);
 		if(reg1 & 0x08) ret |= FB_VBLANK_VSYNCING;
 		if(reg1 & 0x01) ret |= FB_VBLANK_VBLANKING;
-		inSISIDXREG(SISCR,0x20,reg1);
-		inSISIDXREG(SISCR,0x1b,reg1);
-		inSISIDXREG(SISCR,0x1c,reg2);
-		inSISIDXREG(SISCR,0x1d,reg3);
+		reg1 = SiS_GetReg(SISCR, 0x20);
+		reg1 = SiS_GetReg(SISCR, 0x1b);
+		reg2 = SiS_GetReg(SISCR, 0x1c);
+		reg3 = SiS_GetReg(SISCR, 0x1d);
 		(*vcount) = reg2 | ((reg3 & 0x07) << 8);
 		(*hcount) = (reg1 | ((reg3 & 0x10) << 4)) << 3;
 	}
@@ -925,12 +930,12 @@ sisfb_myblank(struct sis_video_info *ivideo, int blank)
 		     (ivideo->sisfb_thismonitor.feature & 0xe0))) {
 
 			if(ivideo->sisvga_engine == SIS_315_VGA) {
-				setSISIDXREG(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xbf, cr63);
+				SiS_SetRegANDOR(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xbf, cr63);
 			}
 
 			if(!(sisfb_bridgeisslave(ivideo))) {
-				setSISIDXREG(SISSR, 0x01, ~0x20, sr01);
-				setSISIDXREG(SISSR, 0x1f, 0x3f, sr1f);
+				SiS_SetRegANDOR(SISSR, 0x01, ~0x20, sr01);
+				SiS_SetRegANDOR(SISSR, 0x1f, 0x3f, sr1f);
 			}
 		}
 
@@ -960,25 +965,25 @@ sisfb_myblank(struct sis_video_info *ivideo, int blank)
 		    (ivideo->vbflags2 & (VB2_301|VB2_30xBDH|VB2_LVDS))) ||
 		   ((ivideo->sisvga_engine == SIS_315_VGA) &&
 		    ((ivideo->vbflags2 & (VB2_LVDS | VB2_CHRONTEL)) == VB2_LVDS))) {
-			setSISIDXREG(SISSR, 0x11, ~0x0c, sr11);
+			SiS_SetRegANDOR(SISSR, 0x11, ~0x0c, sr11);
 		}
 
 		if(ivideo->sisvga_engine == SIS_300_VGA) {
 			if((ivideo->vbflags2 & VB2_30xB) &&
 			   (!(ivideo->vbflags2 & VB2_30xBDH))) {
-				setSISIDXREG(SISPART1, 0x13, 0x3f, p1_13);
+				SiS_SetRegANDOR(SISPART1, 0x13, 0x3f, p1_13);
 			}
 		} else if(ivideo->sisvga_engine == SIS_315_VGA) {
 			if((ivideo->vbflags2 & VB2_30xB) &&
 			   (!(ivideo->vbflags2 & VB2_30xBDH))) {
-				setSISIDXREG(SISPART2, 0x00, 0x1f, p2_0);
+				SiS_SetRegANDOR(SISPART2, 0x00, 0x1f, p2_0);
 			}
 		}
 
 	} else if(ivideo->currentvbflags & CRT2_VGA) {
 
 		if(ivideo->vbflags2 & VB2_30xB) {
-			setSISIDXREG(SISPART2, 0x00, 0x1f, p2_0);
+			SiS_SetRegANDOR(SISPART2, 0x00, 0x1f, p2_0);
 		}
 
 	}
@@ -1109,15 +1114,15 @@ sisfb_set_pitch(struct sis_video_info *ivideo)
 
 	/* We need to set pitch for CRT1 if bridge is in slave mode, too */
 	if((ivideo->currentvbflags & VB_DISPTYPE_DISP1) || (isslavemode)) {
-		outSISIDXREG(SISCR,0x13,(HDisplay1 & 0xFF));
-		setSISIDXREG(SISSR,0x0E,0xF0,(HDisplay1 >> 8));
+		SiS_SetReg(SISCR, 0x13, (HDisplay1 & 0xFF));
+		SiS_SetRegANDOR(SISSR, 0x0E, 0xF0, (HDisplay1 >> 8));
 	}
 
 	/* We must not set the pitch for CRT2 if bridge is in slave mode */
 	if((ivideo->currentvbflags & VB_DISPTYPE_DISP2) && (!isslavemode)) {
-		orSISIDXREG(SISPART1,ivideo->CRT2_write_enable,0x01);
-		outSISIDXREG(SISPART1,0x07,(HDisplay2 & 0xFF));
-		setSISIDXREG(SISPART1,0x09,0xF0,(HDisplay2 >> 8));
+		SiS_SetRegOR(SISPART1, ivideo->CRT2_write_enable, 0x01);
+		SiS_SetReg(SISPART1, 0x07, (HDisplay2 & 0xFF));
+		SiS_SetRegANDOR(SISPART1, 0x09, 0xF0, (HDisplay2 >> 8));
 	}
 }
 
@@ -1162,7 +1167,7 @@ sisfb_set_mode(struct sis_video_info *ivideo, int clrscrn)
 	/* >=2.6.12's fbcon clears the screen anyway */
 	modeno |= 0x80;
 
-	outSISIDXREG(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
+	SiS_SetReg(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
 
 	sisfb_pre_setmode(ivideo);
 
@@ -1171,7 +1176,7 @@ sisfb_set_mode(struct sis_video_info *ivideo, int clrscrn)
 		return -EINVAL;
 	}
 
-	outSISIDXREG(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
+	SiS_SetReg(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
 
 	sisfb_post_setmode(ivideo);
 
@@ -1303,13 +1308,13 @@ sisfb_do_set_var(struct fb_var_screeninfo *var, int isactive, struct fb_info *in
 static void
 sisfb_set_base_CRT1(struct sis_video_info *ivideo, unsigned int base)
 {
-	outSISIDXREG(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
+	SiS_SetReg(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD);
 
-	outSISIDXREG(SISCR, 0x0D, base & 0xFF);
-	outSISIDXREG(SISCR, 0x0C, (base >> 8) & 0xFF);
-	outSISIDXREG(SISSR, 0x0D, (base >> 16) & 0xFF);
+	SiS_SetReg(SISCR, 0x0D, base & 0xFF);
+	SiS_SetReg(SISCR, 0x0C, (base >> 8) & 0xFF);
+	SiS_SetReg(SISSR, 0x0D, (base >> 16) & 0xFF);
 	if(ivideo->sisvga_engine == SIS_315_VGA) {
-		setSISIDXREG(SISSR, 0x37, 0xFE, (base >> 24) & 0x01);
+		SiS_SetRegANDOR(SISSR, 0x37, 0xFE, (base >> 24) & 0x01);
 	}
 }
 
@@ -1317,12 +1322,12 @@ static void
 sisfb_set_base_CRT2(struct sis_video_info *ivideo, unsigned int base)
 {
 	if(ivideo->currentvbflags & VB_DISPTYPE_DISP2) {
-		orSISIDXREG(SISPART1, ivideo->CRT2_write_enable, 0x01);
-		outSISIDXREG(SISPART1, 0x06, (base & 0xFF));
-		outSISIDXREG(SISPART1, 0x05, ((base >> 8) & 0xFF));
-		outSISIDXREG(SISPART1, 0x04, ((base >> 16) & 0xFF));
+		SiS_SetRegOR(SISPART1, ivideo->CRT2_write_enable, 0x01);
+		SiS_SetReg(SISPART1, 0x06, (base & 0xFF));
+		SiS_SetReg(SISPART1, 0x05, ((base >> 8) & 0xFF));
+		SiS_SetReg(SISPART1, 0x04, ((base >> 16) & 0xFF));
 		if(ivideo->sisvga_engine == SIS_315_VGA) {
-			setSISIDXREG(SISPART1, 0x02, 0x7F, ((base >> 24) & 0x01) << 7);
+			SiS_SetRegANDOR(SISPART1, 0x02, 0x7F, ((base >> 24) & 0x01) << 7);
 		}
 	}
 }
@@ -1383,15 +1388,15 @@ sisfb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue,
 
 	switch(info->var.bits_per_pixel) {
 	case 8:
-		outSISREG(SISDACA, regno);
-		outSISREG(SISDACD, (red >> 10));
-		outSISREG(SISDACD, (green >> 10));
-		outSISREG(SISDACD, (blue >> 10));
+		SiS_SetRegByte(SISDACA, regno);
+		SiS_SetRegByte(SISDACD, (red >> 10));
+		SiS_SetRegByte(SISDACD, (green >> 10));
+		SiS_SetRegByte(SISDACD, (blue >> 10));
 		if(ivideo->currentvbflags & VB_DISPTYPE_DISP2) {
-			outSISREG(SISDAC2A, regno);
-			outSISREG(SISDAC2D, (red >> 8));
-			outSISREG(SISDAC2D, (green >> 8));
-			outSISREG(SISDAC2D, (blue >> 8));
+			SiS_SetRegByte(SISDAC2A, regno);
+			SiS_SetRegByte(SISDAC2D, (red >> 8));
+			SiS_SetRegByte(SISDAC2D, (green >> 8));
+			SiS_SetRegByte(SISDAC2D, (blue >> 8));
 		}
 		break;
 	case 16:
@@ -1956,7 +1961,7 @@ sisfb_get_dram_size(struct sis_video_info *ivideo)
 	switch(ivideo->chip) {
 #ifdef CONFIG_FB_SIS_300
 	case SIS_300:
-		inSISIDXREG(SISSR, 0x14, reg);
+		reg = SiS_GetReg(SISSR, 0x14);
 		ivideo->video_size = ((reg & 0x3F) + 1) << 20;
 		break;
 	case SIS_540:
@@ -1972,7 +1977,7 @@ sisfb_get_dram_size(struct sis_video_info *ivideo)
 	case SIS_315H:
 	case SIS_315PRO:
 	case SIS_315:
-		inSISIDXREG(SISSR, 0x14, reg);
+		reg = SiS_GetReg(SISSR, 0x14);
 		ivideo->video_size = (1 << ((reg & 0xf0) >> 4)) << 20;
 		switch((reg >> 2) & 0x03) {
 		case 0x01:
@@ -1984,31 +1989,31 @@ sisfb_get_dram_size(struct sis_video_info *ivideo)
 		}
 		break;
 	case SIS_330:
-		inSISIDXREG(SISSR, 0x14, reg);
+		reg = SiS_GetReg(SISSR, 0x14);
 		ivideo->video_size = (1 << ((reg & 0xf0) >> 4)) << 20;
 		if(reg & 0x0c) ivideo->video_size <<= 1;
 		break;
 	case SIS_550:
 	case SIS_650:
 	case SIS_740:
-		inSISIDXREG(SISSR, 0x14, reg);
+		reg = SiS_GetReg(SISSR, 0x14);
 		ivideo->video_size = (((reg & 0x3f) + 1) << 2) << 20;
 		break;
 	case SIS_661:
 	case SIS_741:
-		inSISIDXREG(SISCR, 0x79, reg);
+		reg = SiS_GetReg(SISCR, 0x79);
 		ivideo->video_size = (1 << ((reg & 0xf0) >> 4)) << 20;
 		break;
 	case SIS_660:
 	case SIS_760:
 	case SIS_761:
-		inSISIDXREG(SISCR, 0x79, reg);
+		reg = SiS_GetReg(SISCR, 0x79);
 		reg = (reg & 0xf0) >> 4;
 		if(reg)	{
 			ivideo->video_size = (1 << reg) << 20;
 			ivideo->UMAsize = ivideo->video_size;
 		}
-		inSISIDXREG(SISCR, 0x78, reg);
+		reg = SiS_GetReg(SISCR, 0x78);
 		reg &= 0x30;
 		if(reg) {
 			if(reg == 0x10) {
@@ -2022,7 +2027,7 @@ sisfb_get_dram_size(struct sis_video_info *ivideo)
 	case SIS_340:
 	case XGI_20:
 	case XGI_40:
-		inSISIDXREG(SISSR, 0x14, reg);
+		reg = SiS_GetReg(SISSR, 0x14);
 		ivideo->video_size = (1 << ((reg & 0xf0) >> 4)) << 20;
 		if(ivideo->chip != XGI_20) {
 			reg = (reg & 0x0c) >> 2;
@@ -2056,11 +2061,11 @@ sisfb_detect_VB_connect(struct sis_video_info *ivideo)
 
 #ifdef CONFIG_FB_SIS_300
 	if(ivideo->sisvga_engine == SIS_300_VGA) {
-		inSISIDXREG(SISSR, 0x17, temp);
+		temp = SiS_GetReg(SISSR, 0x17);
 		if((temp & 0x0F) && (ivideo->chip != SIS_300)) {
 			/* PAL/NTSC is stored on SR16 on such machines */
 			if(!(ivideo->vbflags & (TV_PAL | TV_NTSC | TV_PALM | TV_PALN))) {
-				inSISIDXREG(SISSR, 0x16, temp);
+				temp = SiS_GetReg(SISSR, 0x16);
 				if(temp & 0x20)
 					ivideo->vbflags |= TV_PAL;
 				else
@@ -2070,7 +2075,7 @@ sisfb_detect_VB_connect(struct sis_video_info *ivideo)
 	}
 #endif
 
-	inSISIDXREG(SISCR, 0x32, cr32);
+	cr32 = SiS_GetReg(SISCR, 0x32);
 
 	if(cr32 & SIS_CRT1) {
 		ivideo->sisfb_crt1off = 0;
@@ -2146,15 +2151,15 @@ sisfb_detect_VB_connect(struct sis_video_info *ivideo)
 	    }
 	    if(!(ivideo->vbflags & (TV_PAL | TV_NTSC | TV_PALM | TV_PALN | TV_NTSCJ))) {
 		if(ivideo->sisvga_engine == SIS_300_VGA) {
-			inSISIDXREG(SISSR, 0x38, temp);
+			temp = SiS_GetReg(SISSR, 0x38);
 			if(temp & 0x01) ivideo->vbflags |= TV_PAL;
 			else		ivideo->vbflags |= TV_NTSC;
 		} else if((ivideo->chip <= SIS_315PRO) || (ivideo->chip >= SIS_330)) {
-			inSISIDXREG(SISSR, 0x38, temp);
+			temp = SiS_GetReg(SISSR, 0x38);
 			if(temp & 0x01) ivideo->vbflags |= TV_PAL;
 			else		ivideo->vbflags |= TV_NTSC;
 		} else {
-			inSISIDXREG(SISCR, 0x79, temp);
+			temp = SiS_GetReg(SISCR, 0x79);
 			if(temp & 0x20)	ivideo->vbflags |= TV_PAL;
 			else		ivideo->vbflags |= TV_NTSC;
 		}
@@ -2193,26 +2198,26 @@ sisfb_sense_crt1(struct sis_video_info *ivideo)
     u16 temp = 0xffff;
     int i;
 
-    inSISIDXREG(SISSR,0x1F,sr1F);
-    orSISIDXREG(SISSR,0x1F,0x04);
-    andSISIDXREG(SISSR,0x1F,0x3F);
+    sr1F = SiS_GetReg(SISSR, 0x1F);
+    SiS_SetRegOR(SISSR, 0x1F, 0x04);
+    SiS_SetRegAND(SISSR, 0x1F, 0x3F);
     if(sr1F & 0xc0) mustwait = true;
 
 #ifdef CONFIG_FB_SIS_315
     if(ivideo->sisvga_engine == SIS_315_VGA) {
-       inSISIDXREG(SISCR,ivideo->SiS_Pr.SiS_MyCR63,cr63);
+       cr63 = SiS_GetReg(SISCR, ivideo->SiS_Pr.SiS_MyCR63);
        cr63 &= 0x40;
-       andSISIDXREG(SISCR,ivideo->SiS_Pr.SiS_MyCR63,0xBF);
+       SiS_SetRegAND(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF);
     }
 #endif
 
-    inSISIDXREG(SISCR,0x17,cr17);
+    cr17 = SiS_GetReg(SISCR, 0x17);
     cr17 &= 0x80;
     if(!cr17) {
-       orSISIDXREG(SISCR,0x17,0x80);
+       SiS_SetRegOR(SISCR, 0x17, 0x80);
        mustwait = true;
-       outSISIDXREG(SISSR, 0x00, 0x01);
-       outSISIDXREG(SISSR, 0x00, 0x03);
+       SiS_SetReg(SISSR, 0x00, 0x01);
+       SiS_SetReg(SISSR, 0x00, 0x03);
     }
 
     if(mustwait) {
@@ -2221,18 +2226,18 @@ sisfb_sense_crt1(struct sis_video_info *ivideo)
 
 #ifdef CONFIG_FB_SIS_315
     if(ivideo->chip >= SIS_330) {
-       andSISIDXREG(SISCR,0x32,~0x20);
+       SiS_SetRegAND(SISCR, 0x32, ~0x20);
        if(ivideo->chip >= SIS_340) {
-          outSISIDXREG(SISCR, 0x57, 0x4a);
+	   SiS_SetReg(SISCR, 0x57, 0x4a);
        } else {
-          outSISIDXREG(SISCR, 0x57, 0x5f);
+	   SiS_SetReg(SISCR, 0x57, 0x5f);
        }
-       orSISIDXREG(SISCR, 0x53, 0x02);
-       while((inSISREG(SISINPSTAT)) & 0x01)    break;
-       while(!((inSISREG(SISINPSTAT)) & 0x01)) break;
-       if((inSISREG(SISMISCW)) & 0x10) temp = 1;
-       andSISIDXREG(SISCR, 0x53, 0xfd);
-       andSISIDXREG(SISCR, 0x57, 0x00);
+	SiS_SetRegOR(SISCR, 0x53, 0x02);
+	while ((SiS_GetRegByte(SISINPSTAT)) & 0x01)    break;
+	while (!((SiS_GetRegByte(SISINPSTAT)) & 0x01)) break;
+	if ((SiS_GetRegByte(SISMISCW)) & 0x10) temp = 1;
+	SiS_SetRegAND(SISCR, 0x53, 0xfd);
+	SiS_SetRegAND(SISCR, 0x57, 0x00);
     }
 #endif
 
@@ -2249,18 +2254,18 @@ sisfb_sense_crt1(struct sis_video_info *ivideo)
     }
 
     if((temp) && (temp != 0xffff)) {
-       orSISIDXREG(SISCR,0x32,0x20);
+       SiS_SetRegOR(SISCR, 0x32, 0x20);
     }
 
 #ifdef CONFIG_FB_SIS_315
     if(ivideo->sisvga_engine == SIS_315_VGA) {
-       setSISIDXREG(SISCR,ivideo->SiS_Pr.SiS_MyCR63,0xBF,cr63);
+	SiS_SetRegANDOR(SISCR, ivideo->SiS_Pr.SiS_MyCR63, 0xBF, cr63);
     }
 #endif
 
-    setSISIDXREG(SISCR,0x17,0x7F,cr17);
+    SiS_SetRegANDOR(SISCR, 0x17, 0x7F, cr17);
 
-    outSISIDXREG(SISSR,0x1F,sr1F);
+    SiS_SetReg(SISSR, 0x1F, sr1F);
 }
 
 /* Determine and detect attached devices on SiS30x */
@@ -2281,7 +2286,7 @@ SiS_SenseLCD(struct sis_video_info *ivideo)
 		return;
 
 	/* If LCD already set up by BIOS, skip it */
-	inSISIDXREG(SISCR, 0x32, reg);
+	reg = SiS_GetReg(SISCR, 0x32);
 	if(reg & 0x08)
 		return;
 
@@ -2344,10 +2349,10 @@ SiS_SenseLCD(struct sis_video_info *ivideo)
 	else
 		cr37 |= 0xc0;
 
-	outSISIDXREG(SISCR, 0x36, paneltype);
+	SiS_SetReg(SISCR, 0x36, paneltype);
 	cr37 &= 0xf1;
-	setSISIDXREG(SISCR, 0x37, 0x0c, cr37);
-	orSISIDXREG(SISCR, 0x32, 0x08);
+	SiS_SetRegANDOR(SISCR, 0x37, 0x0c, cr37);
+	SiS_SetRegOR(SISCR, 0x32, 0x08);
 
 	ivideo->SiS_Pr.PanelSelfDetected = true;
 }
@@ -2361,19 +2366,19 @@ SISDoSense(struct sis_video_info *ivideo, u16 type, u16 test)
        result = 0;
        for(i = 0; i < 3; i++) {
           mytest = test;
-          outSISIDXREG(SISPART4,0x11,(type & 0x00ff));
+	   SiS_SetReg(SISPART4, 0x11, (type & 0x00ff));
           temp = (type >> 8) | (mytest & 0x00ff);
-          setSISIDXREG(SISPART4,0x10,0xe0,temp);
+	  SiS_SetRegANDOR(SISPART4, 0x10, 0xe0, temp);
           SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1500);
           mytest >>= 8;
           mytest &= 0x7f;
-          inSISIDXREG(SISPART4,0x03,temp);
+	   temp = SiS_GetReg(SISPART4, 0x03);
           temp ^= 0x0e;
           temp &= mytest;
           if(temp == mytest) result++;
 #if 1
-	  outSISIDXREG(SISPART4,0x11,0x00);
-	  andSISIDXREG(SISPART4,0x10,0xe0);
+	  SiS_SetReg(SISPART4, 0x11, 0x00);
+	  SiS_SetRegAND(SISPART4, 0x10, 0xe0);
 	  SiS_DDC2Delay(&ivideo->SiS_Pr, 0x1000);
 #endif
        }
@@ -2395,7 +2400,7 @@ SiS_Sense30x(struct sis_video_info *ivideo)
 
     if(ivideo->vbflags2 & VB2_301) {
        svhs = 0x00b9; cvbs = 0x00b3; vga2 = 0x00d1;
-       inSISIDXREG(SISPART4,0x01,myflag);
+       myflag = SiS_GetReg(SISPART4, 0x01);
        if(myflag & 0x04) {
 	  svhs = 0x00dd; cvbs = 0x00ee; vga2 = 0x00fd;
        }
@@ -2425,7 +2430,7 @@ SiS_Sense30x(struct sis_video_info *ivideo)
     }
 
     if(ivideo->chip == SIS_300) {
-       inSISIDXREG(SISSR,0x3b,myflag);
+       myflag = SiS_GetReg(SISSR, 0x3b);
        if(!(myflag & 0x01)) vga2 = vga2_c = 0;
     }
 
@@ -2433,93 +2438,93 @@ SiS_Sense30x(struct sis_video_info *ivideo)
        vga2 = vga2_c = 0;
     }
 
-    inSISIDXREG(SISSR,0x1e,backupSR_1e);
-    orSISIDXREG(SISSR,0x1e,0x20);
+    backupSR_1e = SiS_GetReg(SISSR, 0x1e);
+    SiS_SetRegOR(SISSR, 0x1e, 0x20);
 
-    inSISIDXREG(SISPART4,0x0d,backupP4_0d);
+    backupP4_0d = SiS_GetReg(SISPART4, 0x0d);
     if(ivideo->vbflags2 & VB2_30xC) {
-       setSISIDXREG(SISPART4,0x0d,~0x07,0x01);
+	SiS_SetRegANDOR(SISPART4, 0x0d, ~0x07, 0x01);
     } else {
-       orSISIDXREG(SISPART4,0x0d,0x04);
+       SiS_SetRegOR(SISPART4, 0x0d, 0x04);
     }
     SiS_DDC2Delay(&ivideo->SiS_Pr, 0x2000);
 
-    inSISIDXREG(SISPART2,0x00,backupP2_00);
-    outSISIDXREG(SISPART2,0x00,((backupP2_00 | 0x1c) & 0xfc));
+    backupP2_00 = SiS_GetReg(SISPART2, 0x00);
+    SiS_SetReg(SISPART2, 0x00, ((backupP2_00 | 0x1c) & 0xfc));
 
-    inSISIDXREG(SISPART2,0x4d,backupP2_4d);
+    backupP2_4d = SiS_GetReg(SISPART2, 0x4d);
     if(ivideo->vbflags2 & VB2_SISYPBPRBRIDGE) {
-       outSISIDXREG(SISPART2,0x4d,(backupP2_4d & ~0x10));
+	SiS_SetReg(SISPART2, 0x4d, (backupP2_4d & ~0x10));
     }
 
     if(!(ivideo->vbflags2 & VB2_30xCLV)) {
        SISDoSense(ivideo, 0, 0);
     }
 
-    andSISIDXREG(SISCR, 0x32, ~0x14);
+    SiS_SetRegAND(SISCR, 0x32, ~0x14);
 
     if(vga2_c || vga2) {
        if(SISDoSense(ivideo, vga2, vga2_c)) {
           if(biosflag & 0x01) {
 	     printk(KERN_INFO "%s %s SCART output\n", stdstr, tvstr);
-	     orSISIDXREG(SISCR, 0x32, 0x04);
+	     SiS_SetRegOR(SISCR, 0x32, 0x04);
 	  } else {
 	     printk(KERN_INFO "%s secondary VGA connection\n", stdstr);
-	     orSISIDXREG(SISCR, 0x32, 0x10);
+	     SiS_SetRegOR(SISCR, 0x32, 0x10);
 	  }
        }
     }
 
-    andSISIDXREG(SISCR, 0x32, 0x3f);
+    SiS_SetRegAND(SISCR, 0x32, 0x3f);
 
     if(ivideo->vbflags2 & VB2_30xCLV) {
-       orSISIDXREG(SISPART4,0x0d,0x04);
+       SiS_SetRegOR(SISPART4, 0x0d, 0x04);
     }
 
     if((ivideo->sisvga_engine == SIS_315_VGA) && (ivideo->vbflags2 & VB2_SISYPBPRBRIDGE)) {
-       outSISIDXREG(SISPART2,0x4d,(backupP2_4d | 0x10));
+       SiS_SetReg(SISPART2, 0x4d, (backupP2_4d | 0x10));
        SiS_DDC2Delay(&ivideo->SiS_Pr, 0x2000);
        if((result = SISDoSense(ivideo, svhs, 0x0604))) {
           if((result = SISDoSense(ivideo, cvbs, 0x0804))) {
 	     printk(KERN_INFO "%s %s YPbPr component output\n", stdstr, tvstr);
-	     orSISIDXREG(SISCR,0x32,0x80);
+	     SiS_SetRegOR(SISCR, 0x32, 0x80);
 	  }
        }
-       outSISIDXREG(SISPART2,0x4d,backupP2_4d);
+       SiS_SetReg(SISPART2, 0x4d, backupP2_4d);
     }
 
-    andSISIDXREG(SISCR, 0x32, ~0x03);
+    SiS_SetRegAND(SISCR, 0x32, ~0x03);
 
     if(!(ivideo->vbflags & TV_YPBPR)) {
        if((result = SISDoSense(ivideo, svhs, svhs_c))) {
           printk(KERN_INFO "%s %s SVIDEO output\n", stdstr, tvstr);
-          orSISIDXREG(SISCR, 0x32, 0x02);
+	   SiS_SetRegOR(SISCR, 0x32, 0x02);
        }
        if((biosflag & 0x02) || (!result)) {
           if(SISDoSense(ivideo, cvbs, cvbs_c)) {
 	     printk(KERN_INFO "%s %s COMPOSITE output\n", stdstr, tvstr);
-	     orSISIDXREG(SISCR, 0x32, 0x01);
+	     SiS_SetRegOR(SISCR, 0x32, 0x01);
           }
        }
     }
 
     SISDoSense(ivideo, 0, 0);
 
-    outSISIDXREG(SISPART2,0x00,backupP2_00);
-    outSISIDXREG(SISPART4,0x0d,backupP4_0d);
-    outSISIDXREG(SISSR,0x1e,backupSR_1e);
+    SiS_SetReg(SISPART2, 0x00, backupP2_00);
+    SiS_SetReg(SISPART4, 0x0d, backupP4_0d);
+    SiS_SetReg(SISSR, 0x1e, backupSR_1e);
 
     if(ivideo->vbflags2 & VB2_30xCLV) {
-       inSISIDXREG(SISPART2,0x00,biosflag);
+	biosflag = SiS_GetReg(SISPART2, 0x00);
        if(biosflag & 0x20) {
           for(myflag = 2; myflag > 0; myflag--) {
 	     biosflag ^= 0x20;
-	     outSISIDXREG(SISPART2,0x00,biosflag);
+	     SiS_SetReg(SISPART2, 0x00, biosflag);
 	  }
        }
     }
 
-    outSISIDXREG(SISPART2,0x00,backupP2_00);
+    SiS_SetReg(SISPART2, 0x00, backupP2_00);
 }
 
 /* Determine and detect attached TV's on Chrontel */
@@ -2583,20 +2588,20 @@ SiS_SenseCh(struct sis_video_info *ivideo)
 	   if(temp1 == 0x02) {
 		printk(KERN_INFO "%s SVIDEO output\n", stdstr);
 		ivideo->vbflags |= TV_SVIDEO;
-		orSISIDXREG(SISCR, 0x32, 0x02);
-		andSISIDXREG(SISCR, 0x32, ~0x05);
+		SiS_SetRegOR(SISCR, 0x32, 0x02);
+		SiS_SetRegAND(SISCR, 0x32, ~0x05);
 	   } else if (temp1 == 0x01) {
 		printk(KERN_INFO "%s CVBS output\n", stdstr);
 		ivideo->vbflags |= TV_AVIDEO;
-		orSISIDXREG(SISCR, 0x32, 0x01);
-		andSISIDXREG(SISCR, 0x32, ~0x06);
+		SiS_SetRegOR(SISCR, 0x32, 0x01);
+		SiS_SetRegAND(SISCR, 0x32, ~0x06);
 	   } else {
 		SiS_SetCH70xxANDOR(&ivideo->SiS_Pr, 0x0e, 0x01, 0xF8);
-		andSISIDXREG(SISCR, 0x32, ~0x07);
+		SiS_SetRegAND(SISCR, 0x32, ~0x07);
 	   }
        } else if(temp1 == 0) {
 	  SiS_SetCH70xxANDOR(&ivideo->SiS_Pr, 0x0e, 0x01, 0xF8);
-	  andSISIDXREG(SISCR, 0x32, ~0x07);
+	  SiS_SetRegAND(SISCR, 0x32, ~0x07);
        }
        /* Set general purpose IO for Chrontel communication */
        SiS_SetChrontelGPIO(&ivideo->SiS_Pr, 0x00);
@@ -2627,22 +2632,22 @@ SiS_SenseCh(struct sis_video_info *ivideo)
 	case 0x01:
 	     printk(KERN_INFO "%s CVBS output\n", stdstr);
 	     ivideo->vbflags |= TV_AVIDEO;
-	     orSISIDXREG(SISCR, 0x32, 0x01);
-	     andSISIDXREG(SISCR, 0x32, ~0x06);
+	     SiS_SetRegOR(SISCR, 0x32, 0x01);
+	     SiS_SetRegAND(SISCR, 0x32, ~0x06);
 	     break;
 	case 0x02:
 	     printk(KERN_INFO "%s SVIDEO output\n", stdstr);
 	     ivideo->vbflags |= TV_SVIDEO;
-	     orSISIDXREG(SISCR, 0x32, 0x02);
-	     andSISIDXREG(SISCR, 0x32, ~0x05);
+	     SiS_SetRegOR(SISCR, 0x32, 0x02);
+	     SiS_SetRegAND(SISCR, 0x32, ~0x05);
 	     break;
 	case 0x04:
 	     printk(KERN_INFO "%s SCART output\n", stdstr);
-	     orSISIDXREG(SISCR, 0x32, 0x04);
-	     andSISIDXREG(SISCR, 0x32, ~0x03);
+	     SiS_SetRegOR(SISCR, 0x32, 0x04);
+	     SiS_SetRegAND(SISCR, 0x32, ~0x03);
 	     break;
 	default:
-	     andSISIDXREG(SISCR, 0x32, ~0x07);
+	     SiS_SetRegAND(SISCR, 0x32, ~0x07);
 	}
 #endif
     }
@@ -2660,10 +2665,10 @@ sisfb_get_VB_type(struct sis_video_info *ivideo)
 	if(ivideo->chip == XGI_20)
 		return;
 
-	inSISIDXREG(SISPART4, 0x00, vb_chipid);
+	vb_chipid = SiS_GetReg(SISPART4, 0x00);
 	switch(vb_chipid) {
 	case 0x01:
-		inSISIDXREG(SISPART4, 0x01, reg);
+		reg = SiS_GetReg(SISPART4, 0x01);
 		if(reg < 0xb0) {
 			ivideo->vbflags |= VB_301;	/* Deprecated */
 			ivideo->vbflags2 |= VB2_301;
@@ -2671,7 +2676,7 @@ sisfb_get_VB_type(struct sis_video_info *ivideo)
 		} else if(reg < 0xc0) {
 			ivideo->vbflags |= VB_301B;	/* Deprecated */
 			ivideo->vbflags2 |= VB2_301B;
-			inSISIDXREG(SISPART4,0x23,reg);
+			reg = SiS_GetReg(SISPART4, 0x23);
 			if(!(reg & 0x02)) {
 			   ivideo->vbflags |= VB_30xBDH;	/* Deprecated */
 			   ivideo->vbflags2 |= VB2_30xBDH;
@@ -2688,7 +2693,7 @@ sisfb_get_VB_type(struct sis_video_info *ivideo)
 			ivideo->vbflags2 |= VB2_301LV;
 			printk(KERN_INFO "%s SiS301LV %s\n", stdstr, bridgestr);
 		} else if(reg <= 0xe1) {
-			inSISIDXREG(SISPART4,0x39,reg);
+			reg = SiS_GetReg(SISPART4, 0x39);
 			if(reg == 0xff) {
 			   ivideo->vbflags |= VB_302LV;	/* Deprecated */
 			   ivideo->vbflags2 |= VB2_302LV;
@@ -2713,7 +2718,7 @@ sisfb_get_VB_type(struct sis_video_info *ivideo)
 	}
 
 	if((!(ivideo->vbflags2 & VB2_VIDEOBRIDGE)) && (ivideo->chip != SIS_300)) {
-		inSISIDXREG(SISCR, 0x37, reg);
+		reg = SiS_GetReg(SISCR, 0x37);
 		reg &= SIS_EXTERNAL_CHIP_MASK;
 		reg >>= 1;
 		if(ivideo->sisvga_engine == SIS_300_VGA) {
@@ -2754,7 +2759,7 @@ sisfb_get_VB_type(struct sis_video_info *ivideo)
 #endif
 		} else if(ivideo->chip >= SIS_661) {
 #ifdef CONFIG_FB_SIS_315
-			inSISIDXREG(SISCR, 0x38, reg);
+			reg = SiS_GetReg(SISCR, 0x38);
 			reg >>= 5;
 			switch(reg) {
 			   case 0x02:
@@ -2817,13 +2822,13 @@ sisfb_engine_init(struct sis_video_info *ivideo)
 
 		tqueue_pos = (ivideo->video_size - ivideo->cmdQueueSize) / (64 * 1024);
 
-		inSISIDXREG(SISSR, IND_SIS_TURBOQUEUE_SET, tq_state);
+		tq_state = SiS_GetReg(SISSR, IND_SIS_TURBOQUEUE_SET);
 		tq_state |= 0xf0;
 		tq_state &= 0xfc;
 		tq_state |= (u8)(tqueue_pos >> 8);
-		outSISIDXREG(SISSR, IND_SIS_TURBOQUEUE_SET, tq_state);
+		SiS_SetReg(SISSR, IND_SIS_TURBOQUEUE_SET, tq_state);
 
-		outSISIDXREG(SISSR, IND_SIS_TURBOQUEUE_ADR, (u8)(tqueue_pos & 0xff));
+		SiS_SetReg(SISSR, IND_SIS_TURBOQUEUE_ADR, (u8)(tqueue_pos & 0xff));
 
 		ivideo->caps |= TURBO_QUEUE_CAP;
 	}
@@ -2860,8 +2865,8 @@ sisfb_engine_init(struct sis_video_info *ivideo)
 			}
 		}
 
-		outSISIDXREG(SISSR, IND_SIS_CMDQUEUE_THRESHOLD, COMMAND_QUEUE_THRESHOLD);
-		outSISIDXREG(SISSR, IND_SIS_CMDQUEUE_SET, SIS_CMD_QUEUE_RESET);
+		SiS_SetReg(SISSR, IND_SIS_CMDQUEUE_THRESHOLD, COMMAND_QUEUE_THRESHOLD);
+		SiS_SetReg(SISSR, IND_SIS_CMDQUEUE_SET, SIS_CMD_QUEUE_RESET);
 
 		if((ivideo->chip >= XGI_40) && ivideo->modechanged) {
 			/* Must disable dual pipe on XGI_40. Can't do
@@ -2873,7 +2878,7 @@ sisfb_engine_init(struct sis_video_info *ivideo)
 
 				MMIO_OUT32(ivideo->mmio_vbase, Q_WRITE_PTR, 0);
 
-				outSISIDXREG(SISSR, IND_SIS_CMDQUEUE_SET, (temp | SIS_VRAM_CMDQUEUE_ENABLE));
+				SiS_SetReg(SISSR, IND_SIS_CMDQUEUE_SET, (temp | SIS_VRAM_CMDQUEUE_ENABLE));
 
 				tempq = MMIO_IN32(ivideo->mmio_vbase, Q_READ_PTR);
 				MMIO_OUT32(ivideo->mmio_vbase, Q_WRITE_PTR, tempq);
@@ -2890,7 +2895,7 @@ sisfb_engine_init(struct sis_video_info *ivideo)
 
 				sisfb_syncaccel(ivideo);
 
-				outSISIDXREG(SISSR, IND_SIS_CMDQUEUE_SET, SIS_CMD_QUEUE_RESET);
+				SiS_SetReg(SISSR, IND_SIS_CMDQUEUE_SET, SIS_CMD_QUEUE_RESET);
 
 			}
 		}
@@ -2899,7 +2904,7 @@ sisfb_engine_init(struct sis_video_info *ivideo)
 		MMIO_OUT32(ivideo->mmio_vbase, MMIO_QUEUE_WRITEPORT, tempq);
 
 		temp |= (SIS_MMIO_CMD_ENABLE | SIS_CMD_AUTO_CORR);
-		outSISIDXREG(SISSR, IND_SIS_CMDQUEUE_SET, temp);
+		SiS_SetReg(SISSR, IND_SIS_CMDQUEUE_SET, temp);
 
 		tempq = (u32)(ivideo->video_size - ivideo->cmdQueueSize);
 		MMIO_OUT32(ivideo->mmio_vbase, MMIO_QUEUE_PHYBASE, tempq);
@@ -2917,7 +2922,7 @@ sisfb_detect_lcd_type(struct sis_video_info *ivideo)
 	u8 reg;
 	int i;
 
-	inSISIDXREG(SISCR, 0x36, reg);
+	reg = SiS_GetReg(SISCR, 0x36);
 	reg &= 0x0f;
 	if(ivideo->sisvga_engine == SIS_300_VGA) {
 		ivideo->CRT2LCDType = sis300paneltype[reg];
@@ -2936,8 +2941,8 @@ sisfb_detect_lcd_type(struct sis_video_info *ivideo)
 	if(ivideo->CRT2LCDType == LCD_UNKNOWN) {
 		/* For broken BIOSes: Assume 1024x768, RGB18 */
 		ivideo->CRT2LCDType = LCD_1024x768;
-		setSISIDXREG(SISCR,0x36,0xf0,0x02);
-		setSISIDXREG(SISCR,0x37,0xee,0x01);
+		SiS_SetRegANDOR(SISCR, 0x36, 0xf0, 0x02);
+		SiS_SetRegANDOR(SISCR, 0x37, 0xee, 0x01);
 		printk(KERN_DEBUG "sisfb: Invalid panel ID (%02x), assuming 1024x768, RGB18\n", reg);
 	}
 
@@ -2975,10 +2980,10 @@ sisfb_save_pdc_emi(struct sis_video_info *ivideo)
 	if(ivideo->sisvga_engine == SIS_300_VGA) {
 		if(ivideo->vbflags2 & (VB2_LVDS | VB2_30xBDH)) {
 			int tmp;
-			inSISIDXREG(SISCR,0x30,tmp);
+			tmp = SiS_GetReg(SISCR, 0x30);
 			if(tmp & 0x20) {
 				/* Currently on LCD? If yes, read current pdc */
-				inSISIDXREG(SISPART1,0x13,ivideo->detectedpdc);
+				ivideo->detectedpdc = SiS_GetReg(SISPART1, 0x13);
 				ivideo->detectedpdc &= 0x3c;
 				if(ivideo->SiS_Pr.PDC == -1) {
 					/* Let option override detection */
@@ -3002,7 +3007,7 @@ sisfb_save_pdc_emi(struct sis_video_info *ivideo)
 		/* Try to find about LCDA */
 		if(ivideo->vbflags2 & VB2_SISLCDABRIDGE) {
 			int tmp;
-			inSISIDXREG(SISPART1,0x13,tmp);
+			tmp = SiS_GetReg(SISPART1, 0x13);
 			if(tmp & 0x04) {
 				ivideo->SiS_Pr.SiS_UseLCDA = true;
 				ivideo->detectedlcda = 0x03;
@@ -3012,16 +3017,16 @@ sisfb_save_pdc_emi(struct sis_video_info *ivideo)
 		/* Save PDC */
 		if(ivideo->vbflags2 & VB2_SISLVDSBRIDGE) {
 			int tmp;
-			inSISIDXREG(SISCR,0x30,tmp);
+			tmp = SiS_GetReg(SISCR, 0x30);
 			if((tmp & 0x20) || (ivideo->detectedlcda != 0xff)) {
 				/* Currently on LCD? If yes, read current pdc */
 				u8 pdc;
-				inSISIDXREG(SISPART1,0x2D,pdc);
+				pdc = SiS_GetReg(SISPART1, 0x2D);
 				ivideo->detectedpdc  = (pdc & 0x0f) << 1;
 				ivideo->detectedpdca = (pdc & 0xf0) >> 3;
-				inSISIDXREG(SISPART1,0x35,pdc);
+				pdc = SiS_GetReg(SISPART1, 0x35);
 				ivideo->detectedpdc |= ((pdc >> 7) & 0x01);
-				inSISIDXREG(SISPART1,0x20,pdc);
+				pdc = SiS_GetReg(SISPART1, 0x20);
 				ivideo->detectedpdca |= ((pdc >> 6) & 0x01);
 				if(ivideo->newrom) {
 					/* New ROM invalidates other PDC resp. */
@@ -3055,10 +3060,10 @@ sisfb_save_pdc_emi(struct sis_video_info *ivideo)
 
 			/* Save EMI */
 			if(ivideo->vbflags2 & VB2_SISEMIBRIDGE) {
-				inSISIDXREG(SISPART4,0x30,ivideo->SiS_Pr.EMI_30);
-				inSISIDXREG(SISPART4,0x31,ivideo->SiS_Pr.EMI_31);
-				inSISIDXREG(SISPART4,0x32,ivideo->SiS_Pr.EMI_32);
-				inSISIDXREG(SISPART4,0x33,ivideo->SiS_Pr.EMI_33);
+				ivideo->SiS_Pr.EMI_30 = SiS_GetReg(SISPART4, 0x30);
+				ivideo->SiS_Pr.EMI_31 = SiS_GetReg(SISPART4, 0x31);
+				ivideo->SiS_Pr.EMI_32 = SiS_GetReg(SISPART4, 0x32);
+				ivideo->SiS_Pr.EMI_33 = SiS_GetReg(SISPART4, 0x33);
 				ivideo->SiS_Pr.HaveEMI = true;
 				if((tmp & 0x20) || (ivideo->detectedlcda != 0xff)) {
 					ivideo->SiS_Pr.HaveEMILCD = true;
@@ -3483,8 +3488,8 @@ sisfb_check_engine_and_sync(struct sis_video_info *ivideo)
 	 * ivideo->accel here, as this might have
 	 * been changed before this is called.
 	 */
-	inSISIDXREG(SISSR, IND_SIS_PCI_ADDRESS_SET, cr30);
-	inSISIDXREG(SISSR, IND_SIS_MODULE_ENABLE, cr31);
+	cr30 = SiS_GetReg(SISSR, IND_SIS_PCI_ADDRESS_SET);
+	cr31 = SiS_GetReg(SISSR, IND_SIS_MODULE_ENABLE);
 	/* MMIO and 2D/3D engine enabled? */
 	if((cr30 & SIS_MEM_MAP_IO_ENABLE) && (cr31 & 0x42)) {
 #ifdef CONFIG_FB_SIS_300
@@ -3502,7 +3507,7 @@ sisfb_check_engine_and_sync(struct sis_video_info *ivideo)
 			 * enabled, and that the queue
 			 * is not in the state of "reset"
 			 */
-			inSISIDXREG(SISSR, 0x26, cr30);
+			cr30 = SiS_GetReg(SISSR, 0x26);
 			if((cr30 & 0xe0) && (!(cr30 & 0x01))) {
 				sisfb_syncaccel(ivideo);
 			}
@@ -3519,9 +3524,9 @@ sisfb_pre_setmode(struct sis_video_info *ivideo)
 
 	ivideo->currentvbflags &= (VB_VIDEOBRIDGE | VB_DISPTYPE_DISP2);
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
-	inSISIDXREG(SISCR, 0x31, cr31);
+	cr31 = SiS_GetReg(SISCR, 0x31);
 	cr31 &= ~0x60;
 	cr31 |= 0x04;
 
@@ -3530,11 +3535,11 @@ sisfb_pre_setmode(struct sis_video_info *ivideo)
 #ifdef CONFIG_FB_SIS_315
 	if(ivideo->sisvga_engine == SIS_315_VGA) {
 	   if(ivideo->chip >= SIS_661) {
-	      inSISIDXREG(SISCR, 0x38, cr38);
+	      cr38 = SiS_GetReg(SISCR, 0x38);
 	      cr38 &= ~0x07;  /* Clear LCDA/DualEdge and YPbPr bits */
 	   } else {
 	      tvregnum = 0x38;
-	      inSISIDXREG(SISCR, tvregnum, cr38);
+	      cr38 = SiS_GetReg(SISCR, tvregnum);
 	      cr38 &= ~0x3b;  /* Clear LCDA/DualEdge and YPbPr bits */
 	   }
 	}
@@ -3542,7 +3547,7 @@ sisfb_pre_setmode(struct sis_video_info *ivideo)
 #ifdef CONFIG_FB_SIS_300
 	if(ivideo->sisvga_engine == SIS_300_VGA) {
 	   tvregnum = 0x35;
-	   inSISIDXREG(SISCR, tvregnum, cr38);
+	   cr38 = SiS_GetReg(SISCR, tvregnum);
 	}
 #endif
 
@@ -3649,20 +3654,20 @@ sisfb_pre_setmode(struct sis_video_info *ivideo)
 	      cr31 |= (SIS_DRIVER_MODE | SIS_VB_OUTPUT_DISABLE);
 	}
 
-	outSISIDXREG(SISCR, 0x30, cr30);
-	outSISIDXREG(SISCR, 0x33, cr33);
+	SiS_SetReg(SISCR, 0x30, cr30);
+	SiS_SetReg(SISCR, 0x33, cr33);
 
 	if(ivideo->chip >= SIS_661) {
 #ifdef CONFIG_FB_SIS_315
 	   cr31 &= ~0x01;                          /* Clear PAL flag (now in CR35) */
-	   setSISIDXREG(SISCR, 0x35, ~0x10, cr35); /* Leave overscan bit alone */
+	   SiS_SetRegANDOR(SISCR, 0x35, ~0x10, cr35); /* Leave overscan bit alone */
 	   cr38 &= 0x07;                           /* Use only LCDA and HiVision/YPbPr bits */
-	   setSISIDXREG(SISCR, 0x38, 0xf8, cr38);
+	   SiS_SetRegANDOR(SISCR, 0x38, 0xf8, cr38);
 #endif
 	} else if(ivideo->chip != SIS_300) {
-	   outSISIDXREG(SISCR, tvregnum, cr38);
+	   SiS_SetReg(SISCR, tvregnum, cr38);
 	}
-	outSISIDXREG(SISCR, 0x31, cr31);
+	SiS_SetReg(SISCR, 0x31, cr31);
 
 	ivideo->SiS_Pr.SiS_UseOEM = ivideo->sisfb_useoem;
 
@@ -3677,15 +3682,15 @@ sisfb_fixup_SR11(struct sis_video_info *ivideo)
 	u8  tmpreg;
 
 	if(ivideo->chip >= SIS_661) {
-		inSISIDXREG(SISSR,0x11,tmpreg);
+		tmpreg = SiS_GetReg(SISSR, 0x11);
 		if(tmpreg & 0x20) {
-			inSISIDXREG(SISSR,0x3e,tmpreg);
+			tmpreg = SiS_GetReg(SISSR, 0x3e);
 			tmpreg = (tmpreg + 1) & 0xff;
-			outSISIDXREG(SISSR,0x3e,tmpreg);
-			inSISIDXREG(SISSR,0x11,tmpreg);
+			SiS_SetReg(SISSR, 0x3e, tmpreg);
+			tmpreg = SiS_GetReg(SISSR, 0x11);
 		}
 		if(tmpreg & 0xf0) {
-			andSISIDXREG(SISSR,0x11,0x0f);
+			SiS_SetRegAND(SISSR, 0x11, 0x0f);
 		}
 	}
 }
@@ -3711,7 +3716,7 @@ sisfb_set_TVxposoffset(struct sis_video_info *ivideo, int val)
 			case 1:
 				x += val;
 				if(x < 0) x = 0;
-				outSISIDXREG(SISSR,0x05,0x86);
+				SiS_SetReg(SISSR, 0x05, 0x86);
 				SiS_SetCH700x(&ivideo->SiS_Pr, 0x0a, (x & 0xff));
 				SiS_SetCH70xxANDOR(&ivideo->SiS_Pr, 0x08, ((x & 0x0100) >> 7), 0xFD);
 				break;
@@ -3740,11 +3745,11 @@ sisfb_set_TVxposoffset(struct sis_video_info *ivideo, int val)
 			temp += (val * 2);
 			p2_43 = temp & 0xff;
 			p2_42 = (temp & 0xf00) >> 4;
-			outSISIDXREG(SISPART2,0x1f,p2_1f);
-			setSISIDXREG(SISPART2,0x20,0x0F,p2_20);
-			setSISIDXREG(SISPART2,0x2b,0xF0,p2_2b);
-			setSISIDXREG(SISPART2,0x42,0x0F,p2_42);
-			outSISIDXREG(SISPART2,0x43,p2_43);
+			SiS_SetReg(SISPART2, 0x1f, p2_1f);
+			SiS_SetRegANDOR(SISPART2, 0x20, 0x0F, p2_20);
+			SiS_SetRegANDOR(SISPART2, 0x2b, 0xF0, p2_2b);
+			SiS_SetRegANDOR(SISPART2, 0x42, 0x0F, p2_42);
+			SiS_SetReg(SISPART2, 0x43, p2_43);
 		}
 	}
 }
@@ -3769,7 +3774,7 @@ sisfb_set_TVyposoffset(struct sis_video_info *ivideo, int val)
 			case 1:
 				y -= val;
 				if(y < 0) y = 0;
-				outSISIDXREG(SISSR,0x05,0x86);
+				SiS_SetReg(SISSR, 0x05, 0x86);
 				SiS_SetCH700x(&ivideo->SiS_Pr, 0x0b, (y & 0xff));
 				SiS_SetCH70xxANDOR(&ivideo->SiS_Pr, 0x08, ((y & 0x0100) >> 8), 0xFE);
 				break;
@@ -3793,8 +3798,8 @@ sisfb_set_TVyposoffset(struct sis_video_info *ivideo, int val)
 					p2_02 += 2;
 				}
 			}
-			outSISIDXREG(SISPART2,0x01,p2_01);
-			outSISIDXREG(SISPART2,0x02,p2_02);
+			SiS_SetReg(SISPART2, 0x01, p2_01);
+			SiS_SetReg(SISPART2, 0x02, p2_02);
 		}
 	}
 }
@@ -3811,7 +3816,7 @@ sisfb_post_setmode(struct sis_video_info *ivideo)
 	u8 reg1;
 #endif
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
 #ifdef CONFIG_FB_SIS_315
 	sisfb_fixup_SR11(ivideo);
@@ -3835,7 +3840,7 @@ sisfb_post_setmode(struct sis_video_info *ivideo)
 			crt1isoff = false;
 			reg = 0x80;
 		}
-		setSISIDXREG(SISCR, 0x17, 0x7f, reg);
+		SiS_SetRegANDOR(SISCR, 0x17, 0x7f, reg);
 	}
 #endif
 #ifdef CONFIG_FB_SIS_315
@@ -3849,8 +3854,8 @@ sisfb_post_setmode(struct sis_video_info *ivideo)
 			reg  = 0x00;
 			reg1 = 0x00;
 		}
-		setSISIDXREG(SISCR, ivideo->SiS_Pr.SiS_MyCR63, ~0x40, reg);
-		setSISIDXREG(SISSR, 0x1f, ~0xc0, reg1);
+		SiS_SetRegANDOR(SISCR, ivideo->SiS_Pr.SiS_MyCR63, ~0x40, reg);
+		SiS_SetRegANDOR(SISSR, 0x1f, 0x3f, reg1);
 	}
 #endif
 
@@ -3866,17 +3871,17 @@ sisfb_post_setmode(struct sis_video_info *ivideo)
 		}
 	}
 
-	andSISIDXREG(SISSR, IND_SIS_RAMDAC_CONTROL, ~0x04);
+	SiS_SetRegAND(SISSR, IND_SIS_RAMDAC_CONTROL, ~0x04);
 
 	if(ivideo->currentvbflags & CRT2_TV) {
 		if(ivideo->vbflags2 & VB2_SISBRIDGE) {
-			inSISIDXREG(SISPART2,0x1f,ivideo->p2_1f);
-			inSISIDXREG(SISPART2,0x20,ivideo->p2_20);
-			inSISIDXREG(SISPART2,0x2b,ivideo->p2_2b);
-			inSISIDXREG(SISPART2,0x42,ivideo->p2_42);
-			inSISIDXREG(SISPART2,0x43,ivideo->p2_43);
-			inSISIDXREG(SISPART2,0x01,ivideo->p2_01);
-			inSISIDXREG(SISPART2,0x02,ivideo->p2_02);
+			ivideo->p2_1f = SiS_GetReg(SISPART2, 0x1f);
+			ivideo->p2_20 = SiS_GetReg(SISPART2, 0x20);
+			ivideo->p2_2b = SiS_GetReg(SISPART2, 0x2b);
+			ivideo->p2_42 = SiS_GetReg(SISPART2, 0x42);
+			ivideo->p2_43 = SiS_GetReg(SISPART2, 0x43);
+			ivideo->p2_01 = SiS_GetReg(SISPART2, 0x01);
+			ivideo->p2_02 = SiS_GetReg(SISPART2, 0x02);
 		} else if(ivideo->vbflags2 & VB2_CHRONTEL) {
 			if(ivideo->chronteltype == 1) {
 				ivideo->tvx = SiS_GetCH700x(&ivideo->SiS_Pr, 0x0a);
@@ -4100,7 +4105,6 @@ sisfb_find_rom(struct pci_dev *pdev)
 	struct sis_video_info *ivideo = pci_get_drvdata(pdev);
 	void __iomem *rom_base;
 	unsigned char *myrombase = NULL;
-	u32 temp;
 	size_t romsize;
 
 	/* First, try the official pci ROM functions (except
@@ -4114,14 +4118,6 @@ sisfb_find_rom(struct pci_dev *pdev)
 			if(sisfb_check_rom(rom_base, ivideo)) {
 
 				if((myrombase = vmalloc(65536))) {
-
-					/* Work around bug in pci/rom.c: Folks forgot to check
-					 * whether the size retrieved from the BIOS image eventually
-					 * is larger than the mapped size
-					 */
-					if(pci_resource_len(pdev, PCI_ROM_RESOURCE) < romsize)
-						romsize = pci_resource_len(pdev, PCI_ROM_RESOURCE);
-
 					memcpy_fromio(myrombase, rom_base,
 							(romsize > 65536) ? 65536 : romsize);
 				}
@@ -4135,43 +4131,29 @@ sisfb_find_rom(struct pci_dev *pdev)
 	/* Otherwise do it the conventional way. */
 
 #if defined(__i386__) || defined(__x86_64__)
+	{
+		u32 temp;
 
-	for(temp = 0x000c0000; temp < 0x000f0000; temp += 0x00001000) {
-
-		rom_base = ioremap(temp, 65536);
-		if(!rom_base)
-			continue;
-
-		if(!sisfb_check_rom(rom_base, ivideo)) {
-			iounmap(rom_base);
-			continue;
-		}
-
-		if((myrombase = vmalloc(65536)))
-			memcpy_fromio(myrombase, rom_base, 65536);
+		for (temp = 0x000c0000; temp < 0x000f0000; temp += 0x00001000) {
 
-		iounmap(rom_base);
-		break;
+			rom_base = ioremap(temp, 65536);
+			if (!rom_base)
+				continue;
 
-        }
+			if (!sisfb_check_rom(rom_base, ivideo)) {
+				iounmap(rom_base);
+				continue;
+			}
 
-#else
+			if ((myrombase = vmalloc(65536)))
+				memcpy_fromio(myrombase, rom_base, 65536);
 
-	pci_read_config_dword(pdev, PCI_ROM_ADDRESS, &temp);
-	pci_write_config_dword(pdev, PCI_ROM_ADDRESS,
-			(ivideo->video_base & PCI_ROM_ADDRESS_MASK) | PCI_ROM_ADDRESS_ENABLE);
+			iounmap(rom_base);
+			break;
 
-	rom_base = ioremap(ivideo->video_base, 65536);
-	if(rom_base) {
-		if(sisfb_check_rom(rom_base, ivideo)) {
-			if((myrombase = vmalloc(65536)))
-				memcpy_fromio(myrombase, rom_base, 65536);
 		}
-		iounmap(rom_base);
-	}
-
-	pci_write_config_dword(pdev, PCI_ROM_ADDRESS, temp);
 
+	}
 #endif
 
 	return myrombase;
@@ -4181,6 +4163,9 @@ static void __devinit
 sisfb_post_map_vram(struct sis_video_info *ivideo, unsigned int *mapsize,
 			unsigned int min)
 {
+	if (*mapsize < (min << 20))
+		return;
+
 	ivideo->video_vbase = ioremap(ivideo->video_base, (*mapsize));
 
 	if(!ivideo->video_vbase) {
@@ -4209,10 +4194,10 @@ sisfb_post_300_buswidth(struct sis_video_info *ivideo)
 	unsigned char reg;
 	int i, j;
 
-	andSISIDXREG(SISSR, 0x15, 0xFB);
-	orSISIDXREG(SISSR, 0x15, 0x04);
-	outSISIDXREG(SISSR, 0x13, 0x00);
-	outSISIDXREG(SISSR, 0x14, 0xBF);
+	SiS_SetRegAND(SISSR, 0x15, 0xFB);
+	SiS_SetRegOR(SISSR, 0x15, 0x04);
+	SiS_SetReg(SISSR, 0x13, 0x00);
+	SiS_SetReg(SISSR, 0x14, 0xBF);
 
 	for(i = 0; i < 2; i++) {
 		temp = 0x1234;
@@ -4220,12 +4205,12 @@ sisfb_post_300_buswidth(struct sis_video_info *ivideo)
 			writew(temp, FBAddress);
 			if(readw(FBAddress) == temp)
 				break;
-			orSISIDXREG(SISSR, 0x3c, 0x01);
-			inSISIDXREG(SISSR, 0x05, reg);
-			inSISIDXREG(SISSR, 0x05, reg);
-			andSISIDXREG(SISSR, 0x3c, 0xfe);
-			inSISIDXREG(SISSR, 0x05, reg);
-			inSISIDXREG(SISSR, 0x05, reg);
+			SiS_SetRegOR(SISSR, 0x3c, 0x01);
+			reg = SiS_GetReg(SISSR, 0x05);
+			reg = SiS_GetReg(SISSR, 0x05);
+			SiS_SetRegAND(SISSR, 0x3c, 0xfe);
+			reg = SiS_GetReg(SISSR, 0x05);
+			reg = SiS_GetReg(SISSR, 0x05);
 			temp++;
 		}
 	}
@@ -4235,7 +4220,7 @@ sisfb_post_300_buswidth(struct sis_video_info *ivideo)
 	writel(0x89ABCDEFL, (FBAddress + 8));
 	writel(0xCDEF0123L, (FBAddress + 12));
 
-	inSISIDXREG(SISSR, 0x3b, reg);
+	reg = SiS_GetReg(SISSR, 0x3b);
 	if(reg & 0x01) {
 		if(readl((FBAddress + 12)) == 0xCDEF0123L)
 			return 4;	/* Channel A 128bit */
@@ -4298,13 +4283,13 @@ sisfb_post_300_rwtest(struct sis_video_info *ivideo, int iteration, int buswidth
 		PhysicalAdrHalfPage = (PageCapacity / 2 + PhysicalAdrHigh) % PageCapacity;
 		PhysicalAdrOtherPage = PageCapacity * SiS_DRAMType[k][2] + PhysicalAdrHigh;
 
-		andSISIDXREG(SISSR, 0x15, 0xFB); /* Test */
-		orSISIDXREG(SISSR, 0x15, 0x04);  /* Test */
+		SiS_SetRegAND(SISSR, 0x15, 0xFB); /* Test */
+		SiS_SetRegOR(SISSR, 0x15, 0x04);  /* Test */
 		sr14 = (SiS_DRAMType[k][3] * buswidth) - 1;
 		if(buswidth == 4)      sr14 |= 0x80;
 		else if(buswidth == 2) sr14 |= 0x40;
-		outSISIDXREG(SISSR, 0x13, SiS_DRAMType[k][4]);
-		outSISIDXREG(SISSR, 0x14, sr14);
+		SiS_SetReg(SISSR, 0x13, SiS_DRAMType[k][4]);
+		SiS_SetReg(SISSR, 0x14, sr14);
 
 		BankNumHigh <<= 16;
 		BankNumMid <<= 16;
@@ -4371,13 +4356,13 @@ sisfb_post_sis300(struct pci_dev *pdev)
 	if(!ivideo->SiS_Pr.UseROM)
 		bios = NULL;
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
 	if(bios) {
 		if(bios[0x52] & 0x80) {
 			memtype = bios[0x52];
 		} else {
-			inSISIDXREG(SISSR, 0x3a, memtype);
+			memtype = SiS_GetReg(SISSR, 0x3a);
 		}
 		memtype &= 0x07;
 	}
@@ -4401,19 +4386,19 @@ sisfb_post_sis300(struct pci_dev *pdev)
 			v6 = bios[rindex++];
 		}
 	}
-	outSISIDXREG(SISSR, 0x28, v1);
-	outSISIDXREG(SISSR, 0x29, v2);
-	outSISIDXREG(SISSR, 0x2a, v3);
-	outSISIDXREG(SISSR, 0x2e, v4);
-	outSISIDXREG(SISSR, 0x2f, v5);
-	outSISIDXREG(SISSR, 0x30, v6);
+	SiS_SetReg(SISSR, 0x28, v1);
+	SiS_SetReg(SISSR, 0x29, v2);
+	SiS_SetReg(SISSR, 0x2a, v3);
+	SiS_SetReg(SISSR, 0x2e, v4);
+	SiS_SetReg(SISSR, 0x2f, v5);
+	SiS_SetReg(SISSR, 0x30, v6);
 
 	v1 = 0x10;
 	if(bios)
 		v1 = bios[0xa4];
-	outSISIDXREG(SISSR, 0x07, v1);       /* DAC speed */
+	SiS_SetReg(SISSR, 0x07, v1);       /* DAC speed */
 
-	outSISIDXREG(SISSR, 0x11, 0x0f);     /* DDC, power save */
+	SiS_SetReg(SISSR, 0x11, 0x0f);     /* DDC, power save */
 
 	v1 = 0x01; v2 = 0x43; v3 = 0x1e; v4 = 0x2a;
 	v5 = 0x06; v6 = 0x00; v7 = 0x00; v8 = 0x00;
@@ -4430,91 +4415,91 @@ sisfb_post_sis300(struct pci_dev *pdev)
 	}
 	if(ivideo->revision_id >= 0x80)
 		v3 &= 0xfd;
-	outSISIDXREG(SISSR, 0x15, v1);       /* Ram type (assuming 0, BIOS 0xa5 step 8) */
-	outSISIDXREG(SISSR, 0x16, v2);
-	outSISIDXREG(SISSR, 0x17, v3);
-	outSISIDXREG(SISSR, 0x18, v4);
-	outSISIDXREG(SISSR, 0x19, v5);
-	outSISIDXREG(SISSR, 0x1a, v6);
-	outSISIDXREG(SISSR, 0x1b, v7);
-	outSISIDXREG(SISSR, 0x1c, v8);	   /* ---- */
-	andSISIDXREG(SISSR, 0x15 ,0xfb);
-	orSISIDXREG(SISSR, 0x15, 0x04);
+	SiS_SetReg(SISSR, 0x15, v1);       /* Ram type (assuming 0, BIOS 0xa5 step 8) */
+	SiS_SetReg(SISSR, 0x16, v2);
+	SiS_SetReg(SISSR, 0x17, v3);
+	SiS_SetReg(SISSR, 0x18, v4);
+	SiS_SetReg(SISSR, 0x19, v5);
+	SiS_SetReg(SISSR, 0x1a, v6);
+	SiS_SetReg(SISSR, 0x1b, v7);
+	SiS_SetReg(SISSR, 0x1c, v8);	   /* ---- */
+	SiS_SetRegAND(SISSR, 0x15, 0xfb);
+	SiS_SetRegOR(SISSR, 0x15, 0x04);
 	if(bios) {
 		if(bios[0x53] & 0x02) {
-			orSISIDXREG(SISSR, 0x19, 0x20);
+			SiS_SetRegOR(SISSR, 0x19, 0x20);
 		}
 	}
 	v1 = 0x04;			   /* DAC pedestal (BIOS 0xe5) */
 	if(ivideo->revision_id >= 0x80)
 		v1 |= 0x01;
-	outSISIDXREG(SISSR, 0x1f, v1);
-	outSISIDXREG(SISSR, 0x20, 0xa4);     /* linear & relocated io & disable a0000 */
+	SiS_SetReg(SISSR, 0x1f, v1);
+	SiS_SetReg(SISSR, 0x20, 0xa4);     /* linear & relocated io & disable a0000 */
 	v1 = 0xf6; v2 = 0x0d; v3 = 0x00;
 	if(bios) {
 		v1 = bios[0xe8];
 		v2 = bios[0xe9];
 		v3 = bios[0xea];
 	}
-	outSISIDXREG(SISSR, 0x23, v1);
-	outSISIDXREG(SISSR, 0x24, v2);
-	outSISIDXREG(SISSR, 0x25, v3);
-	outSISIDXREG(SISSR, 0x21, 0x84);
-	outSISIDXREG(SISSR, 0x22, 0x00);
-	outSISIDXREG(SISCR, 0x37, 0x00);
-	orSISIDXREG(SISPART1, 0x24, 0x01);   /* unlock crt2 */
-	outSISIDXREG(SISPART1, 0x00, 0x00);
+	SiS_SetReg(SISSR, 0x23, v1);
+	SiS_SetReg(SISSR, 0x24, v2);
+	SiS_SetReg(SISSR, 0x25, v3);
+	SiS_SetReg(SISSR, 0x21, 0x84);
+	SiS_SetReg(SISSR, 0x22, 0x00);
+	SiS_SetReg(SISCR, 0x37, 0x00);
+	SiS_SetRegOR(SISPART1, 0x24, 0x01);   /* unlock crt2 */
+	SiS_SetReg(SISPART1, 0x00, 0x00);
 	v1 = 0x40; v2 = 0x11;
 	if(bios) {
 		v1 = bios[0xec];
 		v2 = bios[0xeb];
 	}
-	outSISIDXREG(SISPART1, 0x02, v1);
+	SiS_SetReg(SISPART1, 0x02, v1);
 
 	if(ivideo->revision_id >= 0x80)
 		v2 &= ~0x01;
 
-	inSISIDXREG(SISPART4, 0x00, reg);
+	reg = SiS_GetReg(SISPART4, 0x00);
 	if((reg == 1) || (reg == 2)) {
-		outSISIDXREG(SISCR, 0x37, 0x02);
-		outSISIDXREG(SISPART2, 0x00, 0x1c);
+		SiS_SetReg(SISCR, 0x37, 0x02);
+		SiS_SetReg(SISPART2, 0x00, 0x1c);
 		v4 = 0x00; v5 = 0x00; v6 = 0x10;
 		if(ivideo->SiS_Pr.UseROM) {
 			v4 = bios[0xf5];
 			v5 = bios[0xf6];
 			v6 = bios[0xf7];
 		}
-		outSISIDXREG(SISPART4, 0x0d, v4);
-		outSISIDXREG(SISPART4, 0x0e, v5);
-		outSISIDXREG(SISPART4, 0x10, v6);
-		outSISIDXREG(SISPART4, 0x0f, 0x3f);
-		inSISIDXREG(SISPART4, 0x01, reg);
+		SiS_SetReg(SISPART4, 0x0d, v4);
+		SiS_SetReg(SISPART4, 0x0e, v5);
+		SiS_SetReg(SISPART4, 0x10, v6);
+		SiS_SetReg(SISPART4, 0x0f, 0x3f);
+		reg = SiS_GetReg(SISPART4, 0x01);
 		if(reg >= 0xb0) {
-			inSISIDXREG(SISPART4, 0x23, reg);
+			reg = SiS_GetReg(SISPART4, 0x23);
 			reg &= 0x20;
 			reg <<= 1;
-			outSISIDXREG(SISPART4, 0x23, reg);
+			SiS_SetReg(SISPART4, 0x23, reg);
 		}
 	} else {
 		v2 &= ~0x10;
 	}
-	outSISIDXREG(SISSR, 0x32, v2);
+	SiS_SetReg(SISSR, 0x32, v2);
 
-	andSISIDXREG(SISPART1, 0x24, 0xfe);  /* Lock CRT2 */
+	SiS_SetRegAND(SISPART1, 0x24, 0xfe);  /* Lock CRT2 */
 
-	inSISIDXREG(SISSR, 0x16, reg);
+	reg = SiS_GetReg(SISSR, 0x16);
 	reg &= 0xc3;
-	outSISIDXREG(SISCR, 0x35, reg);
-	outSISIDXREG(SISCR, 0x83, 0x00);
+	SiS_SetReg(SISCR, 0x35, reg);
+	SiS_SetReg(SISCR, 0x83, 0x00);
 #if !defined(__i386__) && !defined(__x86_64__)
 	if(sisfb_videoram) {
-		outSISIDXREG(SISSR, 0x13, 0x28);  /* ? */
+		SiS_SetReg(SISSR, 0x13, 0x28);  /* ? */
 		reg = ((sisfb_videoram >> 10) - 1) | 0x40;
-		outSISIDXREG(SISSR, 0x14, reg);
+		SiS_SetReg(SISSR, 0x14, reg);
 	} else {
 #endif
 		/* Need to map max FB size for finding out about RAM size */
-		mapsize = 64 << 20;
+		mapsize = ivideo->video_size;
 		sisfb_post_map_vram(ivideo, &mapsize, 4);
 
 		if(ivideo->video_vbase) {
@@ -4523,8 +4508,8 @@ sisfb_post_sis300(struct pci_dev *pdev)
 		} else {
 			printk(KERN_DEBUG
 				"sisfb: Failed to map memory for size detection, assuming 8MB\n");
-			outSISIDXREG(SISSR, 0x13, 0x28);  /* ? */
-			outSISIDXREG(SISSR, 0x14, 0x47);  /* 8MB, 64bit default */
+			SiS_SetReg(SISSR, 0x13, 0x28);  /* ? */
+			SiS_SetReg(SISSR, 0x14, 0x47);  /* 8MB, 64bit default */
 		}
 #if !defined(__i386__) && !defined(__x86_64__)
 	}
@@ -4533,7 +4518,7 @@ sisfb_post_sis300(struct pci_dev *pdev)
 		v1 = bios[0xe6];
 		v2 = bios[0xe7];
 	} else {
-		inSISIDXREG(SISSR, 0x3a, reg);
+		reg = SiS_GetReg(SISSR, 0x3a);
 		if((reg & 0x30) == 0x30) {
 			v1 = 0x04; /* PCI */
 			v2 = 0x92;
@@ -4542,8 +4527,8 @@ sisfb_post_sis300(struct pci_dev *pdev)
 			v2 = 0xb2;
 		}
 	}
-	outSISIDXREG(SISSR, 0x21, v1);
-	outSISIDXREG(SISSR, 0x22, v2);
+	SiS_SetReg(SISSR, 0x21, v1);
+	SiS_SetReg(SISSR, 0x22, v2);
 
 	/* Sense CRT1 */
 	sisfb_sense_crt1(ivideo);
@@ -4556,13 +4541,13 @@ sisfb_post_sis300(struct pci_dev *pdev)
 	ivideo->SiS_Pr.VideoMemorySize = 8 << 20;
 	SiSSetMode(&ivideo->SiS_Pr, 0x2e | 0x80);
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
 	/* Display off */
-	orSISIDXREG(SISSR, 0x01, 0x20);
+	SiS_SetRegOR(SISSR, 0x01, 0x20);
 
 	/* Save mode number in CR34 */
-	outSISIDXREG(SISCR, 0x34, 0x2e);
+	SiS_SetReg(SISCR, 0x34, 0x2e);
 
 	/* Let everyone know what the current mode is */
 	ivideo->modeprechange = 0x2e;
@@ -4585,7 +4570,7 @@ sisfb_post_xgi_delay(struct sis_video_info *ivideo, int delay)
 	u8 reg;
 
 	for(i = 0; i <= (delay * 10 * 36); i++) {
-		inSISIDXREG(SISSR, 0x05, reg);
+		reg = SiS_GetReg(SISSR, 0x05);
 		reg++;
 	}
 }
@@ -4677,84 +4662,84 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo)
 	 * - if running on non-x86, there usually is no VGA window
 	 *   at a0000.
 	 */
-	orSISIDXREG(SISSR, 0x20, (0x80 | 0x04));
+	SiS_SetRegOR(SISSR, 0x20, (0x80 | 0x04));
 
 	/* Need to map max FB size for finding out about RAM size */
-	mapsize = 256 << 20;
+	mapsize = ivideo->video_size;
 	sisfb_post_map_vram(ivideo, &mapsize, 32);
 
 	if(!ivideo->video_vbase) {
 		printk(KERN_ERR "sisfb: Unable to detect RAM size. Setting default.\n");
-		outSISIDXREG(SISSR, 0x13, 0x35);
-		outSISIDXREG(SISSR, 0x14, 0x41);
+		SiS_SetReg(SISSR, 0x13, 0x35);
+		SiS_SetReg(SISSR, 0x14, 0x41);
 		/* TODO */
 		return;
 	}
 
 	/* Non-interleaving */
-	outSISIDXREG(SISSR, 0x15, 0x00);
+	SiS_SetReg(SISSR, 0x15, 0x00);
 	/* No tiling */
-	outSISIDXREG(SISSR, 0x1c, 0x00);
+	SiS_SetReg(SISSR, 0x1c, 0x00);
 
 	if(ivideo->chip == XGI_20) {
 
 		channelab = 1;
-		inSISIDXREG(SISCR, 0x97, reg);
+		reg = SiS_GetReg(SISCR, 0x97);
 		if(!(reg & 0x01)) {	/* Single 32/16 */
 			buswidth = 32;
-			outSISIDXREG(SISSR, 0x13, 0xb1);
-			outSISIDXREG(SISSR, 0x14, 0x52);
+			SiS_SetReg(SISSR, 0x13, 0xb1);
+			SiS_SetReg(SISSR, 0x14, 0x52);
 			sisfb_post_xgi_delay(ivideo, 1);
 			sr14 = 0x02;
 			if(sisfb_post_xgi_rwtest(ivideo, 23, 24, mapsize))
 				goto bail_out;
 
-			outSISIDXREG(SISSR, 0x13, 0x31);
-			outSISIDXREG(SISSR, 0x14, 0x42);
+			SiS_SetReg(SISSR, 0x13, 0x31);
+			SiS_SetReg(SISSR, 0x14, 0x42);
 			sisfb_post_xgi_delay(ivideo, 1);
 			if(sisfb_post_xgi_rwtest(ivideo, 23, 23, mapsize))
 				goto bail_out;
 
 			buswidth = 16;
-			outSISIDXREG(SISSR, 0x13, 0xb1);
-			outSISIDXREG(SISSR, 0x14, 0x41);
+			SiS_SetReg(SISSR, 0x13, 0xb1);
+			SiS_SetReg(SISSR, 0x14, 0x41);
 			sisfb_post_xgi_delay(ivideo, 1);
 			sr14 = 0x01;
 			if(sisfb_post_xgi_rwtest(ivideo, 22, 23, mapsize))
 				goto bail_out;
 			else
-				outSISIDXREG(SISSR, 0x13, 0x31);
+				SiS_SetReg(SISSR, 0x13, 0x31);
 		} else {		/* Dual 16/8 */
 			buswidth = 16;
-			outSISIDXREG(SISSR, 0x13, 0xb1);
-			outSISIDXREG(SISSR, 0x14, 0x41);
+			SiS_SetReg(SISSR, 0x13, 0xb1);
+			SiS_SetReg(SISSR, 0x14, 0x41);
 			sisfb_post_xgi_delay(ivideo, 1);
 			sr14 = 0x01;
 			if(sisfb_post_xgi_rwtest(ivideo, 22, 23, mapsize))
 				goto bail_out;
 
-			outSISIDXREG(SISSR, 0x13, 0x31);
-			outSISIDXREG(SISSR, 0x14, 0x31);
+			SiS_SetReg(SISSR, 0x13, 0x31);
+			SiS_SetReg(SISSR, 0x14, 0x31);
 			sisfb_post_xgi_delay(ivideo, 1);
 			if(sisfb_post_xgi_rwtest(ivideo, 22, 22, mapsize))
 				goto bail_out;
 
 			buswidth = 8;
-			outSISIDXREG(SISSR, 0x13, 0xb1);
-			outSISIDXREG(SISSR, 0x14, 0x30);
+			SiS_SetReg(SISSR, 0x13, 0xb1);
+			SiS_SetReg(SISSR, 0x14, 0x30);
 			sisfb_post_xgi_delay(ivideo, 1);
 			sr14 = 0x00;
 			if(sisfb_post_xgi_rwtest(ivideo, 21, 22, mapsize))
 				goto bail_out;
 			else
-				outSISIDXREG(SISSR, 0x13, 0x31);
+				SiS_SetReg(SISSR, 0x13, 0x31);
 		}
 
 	} else {	/* XGI_40 */
 
-		inSISIDXREG(SISCR, 0x97, reg);
+		reg = SiS_GetReg(SISCR, 0x97);
 		if(!(reg & 0x10)) {
-			inSISIDXREG(SISSR, 0x39, reg);
+			reg = SiS_GetReg(SISSR, 0x39);
 			reg >>= 1;
 		}
 
@@ -4762,52 +4747,52 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo)
 			buswidth = 32;
 			if(ivideo->revision_id == 2) {
 				channelab = 2;
-				outSISIDXREG(SISSR, 0x13, 0xa1);
-				outSISIDXREG(SISSR, 0x14, 0x44);
+				SiS_SetReg(SISSR, 0x13, 0xa1);
+				SiS_SetReg(SISSR, 0x14, 0x44);
 				sr14 = 0x04;
 				sisfb_post_xgi_delay(ivideo, 1);
 				if(sisfb_post_xgi_rwtest(ivideo, 23, 24, mapsize))
 					goto bail_out;
 
-				outSISIDXREG(SISSR, 0x13, 0x21);
-				outSISIDXREG(SISSR, 0x14, 0x34);
+				SiS_SetReg(SISSR, 0x13, 0x21);
+				SiS_SetReg(SISSR, 0x14, 0x34);
 				if(sisfb_post_xgi_rwtest(ivideo, 22, 23, mapsize))
 					goto bail_out;
 
 				channelab = 1;
-				outSISIDXREG(SISSR, 0x13, 0xa1);
-				outSISIDXREG(SISSR, 0x14, 0x40);
+				SiS_SetReg(SISSR, 0x13, 0xa1);
+				SiS_SetReg(SISSR, 0x14, 0x40);
 				sr14 = 0x00;
 				if(sisfb_post_xgi_rwtest(ivideo, 22, 23, mapsize))
 					goto bail_out;
 
-				outSISIDXREG(SISSR, 0x13, 0x21);
-				outSISIDXREG(SISSR, 0x14, 0x30);
+				SiS_SetReg(SISSR, 0x13, 0x21);
+				SiS_SetReg(SISSR, 0x14, 0x30);
 			} else {
 				channelab = 3;
-				outSISIDXREG(SISSR, 0x13, 0xa1);
-				outSISIDXREG(SISSR, 0x14, 0x4c);
+				SiS_SetReg(SISSR, 0x13, 0xa1);
+				SiS_SetReg(SISSR, 0x14, 0x4c);
 				sr14 = 0x0c;
 				sisfb_post_xgi_delay(ivideo, 1);
 				if(sisfb_post_xgi_rwtest(ivideo, 23, 25, mapsize))
 					goto bail_out;
 
 				channelab = 2;
-				outSISIDXREG(SISSR, 0x14, 0x48);
+				SiS_SetReg(SISSR, 0x14, 0x48);
 				sisfb_post_xgi_delay(ivideo, 1);
 				sr14 = 0x08;
 				if(sisfb_post_xgi_rwtest(ivideo, 23, 24, mapsize))
 					goto bail_out;
 
-				outSISIDXREG(SISSR, 0x13, 0x21);
-				outSISIDXREG(SISSR, 0x14, 0x3c);
+				SiS_SetReg(SISSR, 0x13, 0x21);
+				SiS_SetReg(SISSR, 0x14, 0x3c);
 				sr14 = 0x0c;
 
 				if(sisfb_post_xgi_rwtest(ivideo, 23, 24, mapsize)) {
 					channelab = 3;
 				} else {
 					channelab = 2;
-					outSISIDXREG(SISSR, 0x14, 0x38);
+					SiS_SetReg(SISSR, 0x14, 0x38);
 					sr14 = 0x08;
 				}
 			}
@@ -4818,26 +4803,26 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo)
 			buswidth = 64;
 			if(ivideo->revision_id == 2) {
 				channelab = 1;
-				outSISIDXREG(SISSR, 0x13, 0xa1);
-				outSISIDXREG(SISSR, 0x14, 0x52);
+				SiS_SetReg(SISSR, 0x13, 0xa1);
+				SiS_SetReg(SISSR, 0x14, 0x52);
 				sisfb_post_xgi_delay(ivideo, 1);
 				sr14 = 0x02;
 				if(sisfb_post_xgi_rwtest(ivideo, 23, 24, mapsize))
 					goto bail_out;
 
-				outSISIDXREG(SISSR, 0x13, 0x21);
-				outSISIDXREG(SISSR, 0x14, 0x42);
+				SiS_SetReg(SISSR, 0x13, 0x21);
+				SiS_SetReg(SISSR, 0x14, 0x42);
 			} else {
 				channelab = 2;
-				outSISIDXREG(SISSR, 0x13, 0xa1);
-				outSISIDXREG(SISSR, 0x14, 0x5a);
+				SiS_SetReg(SISSR, 0x13, 0xa1);
+				SiS_SetReg(SISSR, 0x14, 0x5a);
 				sisfb_post_xgi_delay(ivideo, 1);
 				sr14 = 0x0a;
 				if(sisfb_post_xgi_rwtest(ivideo, 24, 25, mapsize))
 					goto bail_out;
 
-				outSISIDXREG(SISSR, 0x13, 0x21);
-				outSISIDXREG(SISSR, 0x14, 0x4a);
+				SiS_SetReg(SISSR, 0x13, 0x21);
+				SiS_SetReg(SISSR, 0x14, 0x4a);
 			}
 			sisfb_post_xgi_delay(ivideo, 1);
 
@@ -4845,7 +4830,7 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo)
 	}
 
 bail_out:
-	setSISIDXREG(SISSR, 0x14, 0xf0, sr14);
+	SiS_SetRegANDOR(SISSR, 0x14, 0xf0, sr14);
 	sisfb_post_xgi_delay(ivideo, 1);
 
 	j = (ivideo->chip == XGI_20) ? 5 : 9;
@@ -4855,13 +4840,13 @@ bail_out:
 
 		reg = (ivideo->chip == XGI_20) ?
 				dramsr13[(i * 5) + 4] : dramsr13_4[(i * 5) + 4];
-		setSISIDXREG(SISSR, 0x13, 0x80, reg);
+		SiS_SetRegANDOR(SISSR, 0x13, 0x80, reg);
 		sisfb_post_xgi_delay(ivideo, 50);
 
 		ranksize = (ivideo->chip == XGI_20) ?
 				dramsr13[(i * 5) + 3] : dramsr13_4[(i * 5) + 3];
 
-		inSISIDXREG(SISSR, 0x13, reg);
+		reg = SiS_GetReg(SISSR, 0x13);
 		if(reg & 0x80) ranksize <<= 1;
 
 		if(ivideo->chip == XGI_20) {
@@ -4880,7 +4865,7 @@ bail_out:
 
 		if(!reg) continue;
 
-		setSISIDXREG(SISSR, 0x14, 0x0f, (reg & 0xf0));
+		SiS_SetRegANDOR(SISSR, 0x14, 0x0f, (reg & 0xf0));
 		sisfb_post_xgi_delay(ivideo, 1);
 
 		if(sisfb_post_xgi_rwtest(ivideo, j, ((reg >> 4) + channelab - 2 + 20), mapsize))
@@ -4925,9 +4910,9 @@ sisfb_post_xgi_setclocks(struct sis_video_info *ivideo, u8 regb)
 		v2 = ivideo->bios_abase[0x90 + index + 1];
 		v3 = ivideo->bios_abase[0x90 + index + 2];
 	}
-	outSISIDXREG(SISSR, 0x28, v1);
-	outSISIDXREG(SISSR, 0x29, v2);
-	outSISIDXREG(SISSR, 0x2a, v3);
+	SiS_SetReg(SISSR, 0x28, v1);
+	SiS_SetReg(SISSR, 0x29, v2);
+	SiS_SetReg(SISSR, 0x2a, v3);
 	sisfb_post_xgi_delay(ivideo, 0x43);
 	sisfb_post_xgi_delay(ivideo, 0x43);
 	sisfb_post_xgi_delay(ivideo, 0x43);
@@ -4938,9 +4923,9 @@ sisfb_post_xgi_setclocks(struct sis_video_info *ivideo, u8 regb)
 		v2 = ivideo->bios_abase[0xb8 + index + 1];
 		v3 = ivideo->bios_abase[0xb8 + index + 2];
 	}
-	outSISIDXREG(SISSR, 0x2e, v1);
-	outSISIDXREG(SISSR, 0x2f, v2);
-	outSISIDXREG(SISSR, 0x30, v3);
+	SiS_SetReg(SISSR, 0x2e, v1);
+	SiS_SetReg(SISSR, 0x2f, v2);
+	SiS_SetReg(SISSR, 0x30, v3);
 	sisfb_post_xgi_delay(ivideo, 0x43);
 	sisfb_post_xgi_delay(ivideo, 0x43);
 	sisfb_post_xgi_delay(ivideo, 0x43);
@@ -5013,29 +4998,29 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	};
 
 	/* VGA enable */
-	reg = inSISREG(SISVGAENABLE) | 0x01;
-	outSISREG(SISVGAENABLE, reg);
+	reg = SiS_GetRegByte(SISVGAENABLE) | 0x01;
+	SiS_SetRegByte(SISVGAENABLE, reg);
 
 	/* Misc */
-	reg = inSISREG(SISMISCR) | 0x01;
-	outSISREG(SISMISCW, reg);
+	reg = SiS_GetRegByte(SISMISCR) | 0x01;
+	SiS_SetRegByte(SISMISCW, reg);
 
 	/* Unlock SR */
-	outSISIDXREG(SISSR, 0x05, 0x86);
-	inSISIDXREG(SISSR, 0x05, reg);
+	SiS_SetReg(SISSR, 0x05, 0x86);
+	reg = SiS_GetReg(SISSR, 0x05);
 	if(reg != 0xa1)
 		return 0;
 
 	/* Clear some regs */
 	for(i = 0; i < 0x22; i++) {
 		if(0x06 + i == 0x20) continue;
-		outSISIDXREG(SISSR, 0x06 + i, 0x00);
+		SiS_SetReg(SISSR, 0x06 + i, 0x00);
 	}
 	for(i = 0; i < 0x0b; i++) {
-		outSISIDXREG(SISSR, 0x31 + i, 0x00);
+		SiS_SetReg(SISSR, 0x31 + i, 0x00);
 	}
 	for(i = 0; i < 0x10; i++) {
-		outSISIDXREG(SISCR, 0x30 + i, 0x00);
+		SiS_SetReg(SISCR, 0x30 + i, 0x00);
 	}
 
 	ptr = cs78;
@@ -5043,7 +5028,7 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ptr = (const u8 *)&bios[0x78];
 	}
 	for(i = 0; i < 3; i++) {
-		outSISIDXREG(SISSR, 0x23 + i, ptr[i]);
+		SiS_SetReg(SISSR, 0x23 + i, ptr[i]);
 	}
 
 	ptr = cs76;
@@ -5051,7 +5036,7 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ptr = (const u8 *)&bios[0x76];
 	}
 	for(i = 0; i < 2; i++) {
-		outSISIDXREG(SISSR, 0x21 + i, ptr[i]);
+		SiS_SetReg(SISSR, 0x21 + i, ptr[i]);
 	}
 
 	v1 = 0x18; v2 = 0x00;
@@ -5059,83 +5044,83 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		v1 = bios[0x74];
 		v2 = bios[0x75];
 	}
-	outSISIDXREG(SISSR, 0x07, v1);
-	outSISIDXREG(SISSR, 0x11, 0x0f);
-	outSISIDXREG(SISSR, 0x1f, v2);
+	SiS_SetReg(SISSR, 0x07, v1);
+	SiS_SetReg(SISSR, 0x11, 0x0f);
+	SiS_SetReg(SISSR, 0x1f, v2);
 	/* PCI linear mode, RelIO enabled, A0000 decoding disabled */
-	outSISIDXREG(SISSR, 0x20, 0x80 | 0x20 | 0x04);
-	outSISIDXREG(SISSR, 0x27, 0x74);
+	SiS_SetReg(SISSR, 0x20, 0x80 | 0x20 | 0x04);
+	SiS_SetReg(SISSR, 0x27, 0x74);
 
 	ptr = cs7b;
 	if(ivideo->haveXGIROM) {
 		ptr = (const u8 *)&bios[0x7b];
 	}
 	for(i = 0; i < 3; i++) {
-		outSISIDXREG(SISSR, 0x31 + i, ptr[i]);
+		SiS_SetReg(SISSR, 0x31 + i, ptr[i]);
 	}
 
 	if(ivideo->chip == XGI_40) {
 		if(ivideo->revision_id == 2) {
-			setSISIDXREG(SISSR, 0x3b, 0x3f, 0xc0);
+			SiS_SetRegANDOR(SISSR, 0x3b, 0x3f, 0xc0);
 		}
-		outSISIDXREG(SISCR, 0x7d, 0xfe);
-		outSISIDXREG(SISCR, 0x7e, 0x0f);
+		SiS_SetReg(SISCR, 0x7d, 0xfe);
+		SiS_SetReg(SISCR, 0x7e, 0x0f);
 	}
 	if(ivideo->revision_id == 0) {	/* 40 *and* 20? */
-		andSISIDXREG(SISCR, 0x58, 0xd7);
-		inSISIDXREG(SISCR, 0xcb, reg);
+		SiS_SetRegAND(SISCR, 0x58, 0xd7);
+		reg = SiS_GetReg(SISCR, 0xcb);
 		if(reg & 0x20) {
-			setSISIDXREG(SISCR, 0x58, 0xd7, (reg & 0x10) ? 0x08 : 0x20); /* =0x28 Z7 ? */
+			SiS_SetRegANDOR(SISCR, 0x58, 0xd7, (reg & 0x10) ? 0x08 : 0x20); /* =0x28 Z7 ? */
 		}
 	}
 
 	reg = (ivideo->chip == XGI_40) ? 0x20 : 0x00;
-	setSISIDXREG(SISCR, 0x38, 0x1f, reg);
+	SiS_SetRegANDOR(SISCR, 0x38, 0x1f, reg);
 
 	if(ivideo->chip == XGI_20) {
-		outSISIDXREG(SISSR, 0x36, 0x70);
+		SiS_SetReg(SISSR, 0x36, 0x70);
 	} else {
-		outSISIDXREG(SISVID, 0x00, 0x86);
-		outSISIDXREG(SISVID, 0x32, 0x00);
-		outSISIDXREG(SISVID, 0x30, 0x00);
-		outSISIDXREG(SISVID, 0x32, 0x01);
-		outSISIDXREG(SISVID, 0x30, 0x00);
-		andSISIDXREG(SISVID, 0x2f, 0xdf);
-		andSISIDXREG(SISCAP, 0x00, 0x3f);
-
-		outSISIDXREG(SISPART1, 0x2f, 0x01);
-		outSISIDXREG(SISPART1, 0x00, 0x00);
-		outSISIDXREG(SISPART1, 0x02, bios[0x7e]);
-		outSISIDXREG(SISPART1, 0x2e, 0x08);
-		andSISIDXREG(SISPART1, 0x35, 0x7f);
-		andSISIDXREG(SISPART1, 0x50, 0xfe);
-
-		inSISIDXREG(SISPART4, 0x00, reg);
+		SiS_SetReg(SISVID, 0x00, 0x86);
+		SiS_SetReg(SISVID, 0x32, 0x00);
+		SiS_SetReg(SISVID, 0x30, 0x00);
+		SiS_SetReg(SISVID, 0x32, 0x01);
+		SiS_SetReg(SISVID, 0x30, 0x00);
+		SiS_SetRegAND(SISVID, 0x2f, 0xdf);
+		SiS_SetRegAND(SISCAP, 0x00, 0x3f);
+
+		SiS_SetReg(SISPART1, 0x2f, 0x01);
+		SiS_SetReg(SISPART1, 0x00, 0x00);
+		SiS_SetReg(SISPART1, 0x02, bios[0x7e]);
+		SiS_SetReg(SISPART1, 0x2e, 0x08);
+		SiS_SetRegAND(SISPART1, 0x35, 0x7f);
+		SiS_SetRegAND(SISPART1, 0x50, 0xfe);
+
+		reg = SiS_GetReg(SISPART4, 0x00);
 		if(reg == 1 || reg == 2) {
-			outSISIDXREG(SISPART2, 0x00, 0x1c);
-			outSISIDXREG(SISPART4, 0x0d, bios[0x7f]);
-			outSISIDXREG(SISPART4, 0x0e, bios[0x80]);
-			outSISIDXREG(SISPART4, 0x10, bios[0x81]);
-			andSISIDXREG(SISPART4, 0x0f, 0x3f);
+			SiS_SetReg(SISPART2, 0x00, 0x1c);
+			SiS_SetReg(SISPART4, 0x0d, bios[0x7f]);
+			SiS_SetReg(SISPART4, 0x0e, bios[0x80]);
+			SiS_SetReg(SISPART4, 0x10, bios[0x81]);
+			SiS_SetRegAND(SISPART4, 0x0f, 0x3f);
 
-			inSISIDXREG(SISPART4, 0x01, reg);
+			reg = SiS_GetReg(SISPART4, 0x01);
 			if((reg & 0xf0) >= 0xb0) {
-				inSISIDXREG(SISPART4, 0x23, reg);
+				reg = SiS_GetReg(SISPART4, 0x23);
 				if(reg & 0x20) reg |= 0x40;
-				outSISIDXREG(SISPART4, 0x23, reg);
+				SiS_SetReg(SISPART4, 0x23, reg);
 				reg = (reg & 0x20) ? 0x02 : 0x00;
-				setSISIDXREG(SISPART1, 0x1e, 0xfd, reg);
+				SiS_SetRegANDOR(SISPART1, 0x1e, 0xfd, reg);
 			}
 		}
 
 		v1 = bios[0x77];
 
-		inSISIDXREG(SISSR, 0x3b, reg);
+		reg = SiS_GetReg(SISSR, 0x3b);
 		if(reg & 0x02) {
-			inSISIDXREG(SISSR, 0x3a, reg);
+			reg = SiS_GetReg(SISSR, 0x3a);
 			v2 = (reg & 0x30) >> 3;
 			if(!(v2 & 0x04)) v2 ^= 0x02;
-			inSISIDXREG(SISSR, 0x39, reg);
+			reg = SiS_GetReg(SISSR, 0x39);
 			if(reg & 0x80) v2 |= 0x80;
 			v2 |= 0x01;
 
@@ -5168,36 +5153,36 @@ sisfb_post_xgi(struct pci_dev *pdev)
 					v2 |= 0x08;
 				}
 			}
-			setSISIDXREG(SISCR, 0x5f, 0xf0, v2);
+			SiS_SetRegANDOR(SISCR, 0x5f, 0xf0, v2);
 		}
-		outSISIDXREG(SISSR, 0x22, v1);
+		SiS_SetReg(SISSR, 0x22, v1);
 
 		if(ivideo->revision_id == 2) {
-			inSISIDXREG(SISSR, 0x3b, v1);
-			inSISIDXREG(SISSR, 0x3a, v2);
+			v1 = SiS_GetReg(SISSR, 0x3b);
+			v2 = SiS_GetReg(SISSR, 0x3a);
 			regd = bios[0x90 + 3] | (bios[0x90 + 4] << 8);
 			if( (!(v1 & 0x02)) && (v2 & 0x30) && (regd < 0xcf) )
-				setSISIDXREG(SISCR, 0x5f, 0xf1, 0x01);
+				SiS_SetRegANDOR(SISCR, 0x5f, 0xf1, 0x01);
 
 			if((mypdev = pci_get_device(0x10de, 0x01e0, NULL))) {
 				/* TODO: set CR5f &0xf1 | 0x01 for version 6570
 				 * of nforce 2 ROM
 				 */
 				if(0)
-					setSISIDXREG(SISCR, 0x5f, 0xf1, 0x01);
+					SiS_SetRegANDOR(SISCR, 0x5f, 0xf1, 0x01);
 				pci_dev_put(mypdev);
 			}
 		}
 
 		v1 = 0x30;
-		inSISIDXREG(SISSR, 0x3b, reg);
-		inSISIDXREG(SISCR, 0x5f, v2);
+		reg = SiS_GetReg(SISSR, 0x3b);
+		v2 = SiS_GetReg(SISCR, 0x5f);
 		if((!(reg & 0x02)) && (v2 & 0x0e))
 			v1 |= 0x08;
-		outSISIDXREG(SISSR, 0x27, v1);
+		SiS_SetReg(SISSR, 0x27, v1);
 
 		if(bios[0x64] & 0x01) {
-			setSISIDXREG(SISCR, 0x5f, 0xf0, bios[0x64]);
+			SiS_SetRegANDOR(SISCR, 0x5f, 0xf0, bios[0x64]);
 		}
 
 		v1 = bios[0x4f7];
@@ -5205,27 +5190,27 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		regd = (regd >> 20) & 0x0f;
 		if(regd == 1) {
 			v1 &= 0xfc;
-			orSISIDXREG(SISCR, 0x5f, 0x08);
-		}
-		outSISIDXREG(SISCR, 0x48, v1);
-
-		setSISIDXREG(SISCR, 0x47, 0x04, bios[0x4f6] & 0xfb);
-		setSISIDXREG(SISCR, 0x49, 0xf0, bios[0x4f8] & 0x0f);
-		setSISIDXREG(SISCR, 0x4a, 0x60, bios[0x4f9] & 0x9f);
-		setSISIDXREG(SISCR, 0x4b, 0x08, bios[0x4fa] & 0xf7);
-		setSISIDXREG(SISCR, 0x4c, 0x80, bios[0x4fb] & 0x7f);
-		outSISIDXREG(SISCR, 0x70, bios[0x4fc]);
-		setSISIDXREG(SISCR, 0x71, 0xf0, bios[0x4fd] & 0x0f);
-		outSISIDXREG(SISCR, 0x74, 0xd0);
-		setSISIDXREG(SISCR, 0x74, 0xcf, bios[0x4fe] & 0x30);
-		setSISIDXREG(SISCR, 0x75, 0xe0, bios[0x4ff] & 0x1f);
-		setSISIDXREG(SISCR, 0x76, 0xe0, bios[0x500] & 0x1f);
+			SiS_SetRegOR(SISCR, 0x5f, 0x08);
+		}
+		SiS_SetReg(SISCR, 0x48, v1);
+
+		SiS_SetRegANDOR(SISCR, 0x47, 0x04, bios[0x4f6] & 0xfb);
+		SiS_SetRegANDOR(SISCR, 0x49, 0xf0, bios[0x4f8] & 0x0f);
+		SiS_SetRegANDOR(SISCR, 0x4a, 0x60, bios[0x4f9] & 0x9f);
+		SiS_SetRegANDOR(SISCR, 0x4b, 0x08, bios[0x4fa] & 0xf7);
+		SiS_SetRegANDOR(SISCR, 0x4c, 0x80, bios[0x4fb] & 0x7f);
+		SiS_SetReg(SISCR, 0x70, bios[0x4fc]);
+		SiS_SetRegANDOR(SISCR, 0x71, 0xf0, bios[0x4fd] & 0x0f);
+		SiS_SetReg(SISCR, 0x74, 0xd0);
+		SiS_SetRegANDOR(SISCR, 0x74, 0xcf, bios[0x4fe] & 0x30);
+		SiS_SetRegANDOR(SISCR, 0x75, 0xe0, bios[0x4ff] & 0x1f);
+		SiS_SetRegANDOR(SISCR, 0x76, 0xe0, bios[0x500] & 0x1f);
 		v1 = bios[0x501];
 		if((mypdev = pci_get_device(0x8086, 0x2530, NULL))) {
 			v1 = 0xf0;
 			pci_dev_put(mypdev);
 		}
-		outSISIDXREG(SISCR, 0x77, v1);
+		SiS_SetReg(SISCR, 0x77, v1);
 	}
 
 	/* RAM type */
@@ -5236,14 +5221,14 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	if(ivideo->haveXGIROM) {
 		v1 = bios[0x140 + regb];
 	}
-	outSISIDXREG(SISCR, 0x6d, v1);
+	SiS_SetReg(SISCR, 0x6d, v1);
 
 	ptr = cs128;
 	if(ivideo->haveXGIROM) {
 		ptr = (const u8 *)&bios[0x128];
 	}
 	for(i = 0, j = 0; i < 3; i++, j += 8) {
-		outSISIDXREG(SISCR, 0x68 + i, ptr[j + regb]);
+		SiS_SetReg(SISCR, 0x68 + i, ptr[j + regb]);
 	}
 
 	ptr  = cs31a;
@@ -5267,14 +5252,14 @@ sisfb_post_xgi(struct pci_dev *pdev)
 			if(regd & 0x01) reg |= 0x04;
 			if(regd & 0x02) reg |= 0x08;
 			regd >>= 2;
-			outSISIDXREG(SISCR, rega, reg);
-			inSISIDXREG(SISCR, rega, reg);
-			inSISIDXREG(SISCR, rega, reg);
+			SiS_SetReg(SISCR, rega, reg);
+			reg = SiS_GetReg(SISCR, rega);
+			reg = SiS_GetReg(SISCR, rega);
 			reg += 0x10;
 		}
 	}
 
-	andSISIDXREG(SISCR, 0x6e, 0xfc);
+	SiS_SetRegAND(SISCR, 0x6e, 0xfc);
 
 	ptr  = NULL;
 	if(ivideo->haveXGIROM) {
@@ -5282,7 +5267,7 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ptr  = (const u8 *)&bios[index];
 	}
 	for(i = 0; i < 4; i++) {
-		setSISIDXREG(SISCR, 0x6e, 0xfc, i);
+		SiS_SetRegANDOR(SISCR, 0x6e, 0xfc, i);
 		reg = 0x00;
 		for(j = 0; j < 2; j++) {
 			regd = 0;
@@ -5296,9 +5281,9 @@ sisfb_post_xgi(struct pci_dev *pdev)
 				if(regd & 0x01) reg |= 0x01;
 				if(regd & 0x02) reg |= 0x02;
 				regd >>= 2;
-				outSISIDXREG(SISCR, 0x6f, reg);
-				inSISIDXREG(SISCR, 0x6f, reg);
-				inSISIDXREG(SISCR, 0x6f, reg);
+				SiS_SetReg(SISCR, 0x6f, reg);
+				reg = SiS_GetReg(SISCR, 0x6f);
+				reg = SiS_GetReg(SISCR, 0x6f);
 				reg += 0x08;
 			}
 		}
@@ -5309,10 +5294,10 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ptr  = (const u8 *)&bios[0x148];
 	}
 	for(i = 0, j = 0; i < 2; i++, j += 8) {
-		outSISIDXREG(SISCR, 0x80 + i, ptr[j + regb]);
+		SiS_SetReg(SISCR, 0x80 + i, ptr[j + regb]);
 	}
 
-	andSISIDXREG(SISCR, 0x89, 0x8f);
+	SiS_SetRegAND(SISCR, 0x89, 0x8f);
 
 	ptr  = cs45a;
 	if(ivideo->haveXGIROM) {
@@ -5326,9 +5311,9 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		if(regd & 0x01) reg |= 0x01;
 		if(regd & 0x02) reg |= 0x02;
 		regd >>= 2;
-		outSISIDXREG(SISCR, 0x89, reg);
-		inSISIDXREG(SISCR, 0x89, reg);
-		inSISIDXREG(SISCR, 0x89, reg);
+		SiS_SetReg(SISCR, 0x89, reg);
+		reg = SiS_GetReg(SISCR, 0x89);
+		reg = SiS_GetReg(SISCR, 0x89);
 		reg += 0x10;
 	}
 
@@ -5339,27 +5324,27 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		v3 = bios[0x120 + regb];
 		v4 = bios[0x1ca];
 	}
-	outSISIDXREG(SISCR, 0x45, v1 & 0x0f);
-	outSISIDXREG(SISCR, 0x99, (v1 >> 4) & 0x07);
-	orSISIDXREG(SISCR, 0x40, v1 & 0x80);
-	outSISIDXREG(SISCR, 0x41, v2);
+	SiS_SetReg(SISCR, 0x45, v1 & 0x0f);
+	SiS_SetReg(SISCR, 0x99, (v1 >> 4) & 0x07);
+	SiS_SetRegOR(SISCR, 0x40, v1 & 0x80);
+	SiS_SetReg(SISCR, 0x41, v2);
 
 	ptr  = cs170;
 	if(ivideo->haveXGIROM) {
 		ptr  = (const u8 *)&bios[0x170];
 	}
 	for(i = 0, j = 0; i < 7; i++, j += 8) {
-		outSISIDXREG(SISCR, 0x90 + i, ptr[j + regb]);
+		SiS_SetReg(SISCR, 0x90 + i, ptr[j + regb]);
 	}
 
-	outSISIDXREG(SISCR, 0x59, v3);
+	SiS_SetReg(SISCR, 0x59, v3);
 
 	ptr  = cs1a8;
 	if(ivideo->haveXGIROM) {
 		ptr  = (const u8 *)&bios[0x1a8];
 	}
 	for(i = 0, j = 0; i < 3; i++, j += 8) {
-		outSISIDXREG(SISCR, 0xc3 + i, ptr[j + regb]);
+		SiS_SetReg(SISCR, 0xc3 + i, ptr[j + regb]);
 	}
 
 	ptr  = cs100;
@@ -5367,27 +5352,27 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ptr  = (const u8 *)&bios[0x100];
 	}
 	for(i = 0, j = 0; i < 2; i++, j += 8) {
-		outSISIDXREG(SISCR, 0x8a + i, ptr[j + regb]);
+		SiS_SetReg(SISCR, 0x8a + i, ptr[j + regb]);
 	}
 
-	outSISIDXREG(SISCR, 0xcf, v4);
+	SiS_SetReg(SISCR, 0xcf, v4);
 
-	outSISIDXREG(SISCR, 0x83, 0x09);
-	outSISIDXREG(SISCR, 0x87, 0x00);
+	SiS_SetReg(SISCR, 0x83, 0x09);
+	SiS_SetReg(SISCR, 0x87, 0x00);
 
 	if(ivideo->chip == XGI_40) {
 		if( (ivideo->revision_id == 1) ||
 		    (ivideo->revision_id == 2) ) {
-			outSISIDXREG(SISCR, 0x8c, 0x87);
+			SiS_SetReg(SISCR, 0x8c, 0x87);
 		}
 	}
 
-	outSISIDXREG(SISSR, 0x17, 0x00);
-	outSISIDXREG(SISSR, 0x1a, 0x87);
+	SiS_SetReg(SISSR, 0x17, 0x00);
+	SiS_SetReg(SISSR, 0x1a, 0x87);
 
 	if(ivideo->chip == XGI_20) {
-		outSISIDXREG(SISSR, 0x15, 0x00);
-		outSISIDXREG(SISSR, 0x1c, 0x00);
+		SiS_SetReg(SISSR, 0x15, 0x00);
+		SiS_SetReg(SISSR, 0x1c, 0x00);
 	}
 
 	ramtype = 0x00; v1 = 0x10;
@@ -5397,16 +5382,16 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	}
 	if(!(ramtype & 0x80)) {
 		if(ivideo->chip == XGI_20) {
-			outSISIDXREG(SISCR, 0x97, v1);
-			inSISIDXREG(SISCR, 0x97, reg);
+			SiS_SetReg(SISCR, 0x97, v1);
+			reg = SiS_GetReg(SISCR, 0x97);
 			if(reg & 0x10) {
 				ramtype = (reg & 0x01) << 1;
 			}
 		} else {
-			inSISIDXREG(SISSR, 0x39, reg);
+			reg = SiS_GetReg(SISSR, 0x39);
 			ramtype = reg & 0x02;
 			if(!(ramtype)) {
-				inSISIDXREG(SISSR, 0x3a, reg);
+				reg = SiS_GetReg(SISSR, 0x3a);
 				ramtype = (reg >> 1) & 0x01;
 			}
 		}
@@ -5427,55 +5412,55 @@ sisfb_post_xgi(struct pci_dev *pdev)
 				v2 = bios[regb + 0x160];
 				v3 = bios[regb + 0x168];
 			}
-			outSISIDXREG(SISCR, 0x82, v1);
-			outSISIDXREG(SISCR, 0x85, v2);
-			outSISIDXREG(SISCR, 0x86, v3);
+			SiS_SetReg(SISCR, 0x82, v1);
+			SiS_SetReg(SISCR, 0x85, v2);
+			SiS_SetReg(SISCR, 0x86, v3);
 		} else {
-			outSISIDXREG(SISCR, 0x82, 0x88);
-			outSISIDXREG(SISCR, 0x86, 0x00);
-			inSISIDXREG(SISCR, 0x86, reg);
-			outSISIDXREG(SISCR, 0x86, 0x88);
-			inSISIDXREG(SISCR, 0x86, reg);
-			outSISIDXREG(SISCR, 0x86, bios[regb + 0x168]);
-			outSISIDXREG(SISCR, 0x82, 0x77);
-			outSISIDXREG(SISCR, 0x85, 0x00);
-			inSISIDXREG(SISCR, 0x85, reg);
-			outSISIDXREG(SISCR, 0x85, 0x88);
-			inSISIDXREG(SISCR, 0x85, reg);
-			outSISIDXREG(SISCR, 0x85, bios[regb + 0x160]);
-			outSISIDXREG(SISCR, 0x82, bios[regb + 0x158]);
+			SiS_SetReg(SISCR, 0x82, 0x88);
+			SiS_SetReg(SISCR, 0x86, 0x00);
+			reg = SiS_GetReg(SISCR, 0x86);
+			SiS_SetReg(SISCR, 0x86, 0x88);
+			reg = SiS_GetReg(SISCR, 0x86);
+			SiS_SetReg(SISCR, 0x86, bios[regb + 0x168]);
+			SiS_SetReg(SISCR, 0x82, 0x77);
+			SiS_SetReg(SISCR, 0x85, 0x00);
+			reg = SiS_GetReg(SISCR, 0x85);
+			SiS_SetReg(SISCR, 0x85, 0x88);
+			reg = SiS_GetReg(SISCR, 0x85);
+			SiS_SetReg(SISCR, 0x85, bios[regb + 0x160]);
+			SiS_SetReg(SISCR, 0x82, bios[regb + 0x158]);
 		}
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISCR, 0x97, 0x00);
+			SiS_SetReg(SISCR, 0x97, 0x00);
 		}
-		outSISIDXREG(SISCR, 0x98, 0x01);
-		outSISIDXREG(SISCR, 0x9a, 0x02);
+		SiS_SetReg(SISCR, 0x98, 0x01);
+		SiS_SetReg(SISCR, 0x9a, 0x02);
 
-		outSISIDXREG(SISSR, 0x18, 0x01);
+		SiS_SetReg(SISSR, 0x18, 0x01);
 		if((ivideo->chip == XGI_20) ||
 		   (ivideo->revision_id == 2)) {
-			outSISIDXREG(SISSR, 0x19, 0x40);
+			SiS_SetReg(SISSR, 0x19, 0x40);
 		} else {
-			outSISIDXREG(SISSR, 0x19, 0x20);
+			SiS_SetReg(SISSR, 0x19, 0x20);
 		}
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
 		if((ivideo->chip == XGI_20) || (bios[0x1cb] != 0x0c)) {
 			sisfb_post_xgi_delay(ivideo, 0x43);
 			sisfb_post_xgi_delay(ivideo, 0x43);
 			sisfb_post_xgi_delay(ivideo, 0x43);
-			outSISIDXREG(SISSR, 0x18, 0x00);
+			SiS_SetReg(SISSR, 0x18, 0x00);
 			if((ivideo->chip == XGI_20) ||
 			   (ivideo->revision_id == 2)) {
-				outSISIDXREG(SISSR, 0x19, 0x40);
+				SiS_SetReg(SISSR, 0x19, 0x40);
 			} else {
-				outSISIDXREG(SISSR, 0x19, 0x20);
+				SiS_SetReg(SISSR, 0x19, 0x20);
 			}
 		} else if((ivideo->chip == XGI_40) && (bios[0x1cb] == 0x0c)) {
-			/* outSISIDXREG(SISSR, 0x16, 0x0c); */ /* ? */
+			/* SiS_SetReg(SISSR, 0x16, 0x0c); */ /* ? */
 		}
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
 		sisfb_post_xgi_delay(ivideo, 4);
 		v1 = 0x31; v2 = 0x03; v3 = 0x83; v4 = 0x03; v5 = 0x83;
 		if(ivideo->haveXGIROM) {
@@ -5486,74 +5471,74 @@ sisfb_post_xgi(struct pci_dev *pdev)
 			v4 = bios[index + 2];
 			v5 = bios[index + 3];
 		}
-		outSISIDXREG(SISSR, 0x18, v1);
-		outSISIDXREG(SISSR, 0x19, ((ivideo->chip == XGI_20) ? 0x02 : 0x01));
-		outSISIDXREG(SISSR, 0x16, v2);
-		outSISIDXREG(SISSR, 0x16, v3);
+		SiS_SetReg(SISSR, 0x18, v1);
+		SiS_SetReg(SISSR, 0x19, ((ivideo->chip == XGI_20) ? 0x02 : 0x01));
+		SiS_SetReg(SISSR, 0x16, v2);
+		SiS_SetReg(SISSR, 0x16, v3);
 		sisfb_post_xgi_delay(ivideo, 0x43);
-		outSISIDXREG(SISSR, 0x1b, 0x03);
+		SiS_SetReg(SISSR, 0x1b, 0x03);
 		sisfb_post_xgi_delay(ivideo, 0x22);
-		outSISIDXREG(SISSR, 0x18, v1);
-		outSISIDXREG(SISSR, 0x19, 0x00);
-		outSISIDXREG(SISSR, 0x16, v4);
-		outSISIDXREG(SISSR, 0x16, v5);
-		outSISIDXREG(SISSR, 0x1b, 0x00);
+		SiS_SetReg(SISSR, 0x18, v1);
+		SiS_SetReg(SISSR, 0x19, 0x00);
+		SiS_SetReg(SISSR, 0x16, v4);
+		SiS_SetReg(SISSR, 0x16, v5);
+		SiS_SetReg(SISSR, 0x1b, 0x00);
 		break;
 	case 1:
-		outSISIDXREG(SISCR, 0x82, 0x77);
-		outSISIDXREG(SISCR, 0x86, 0x00);
-		inSISIDXREG(SISCR, 0x86, reg);
-		outSISIDXREG(SISCR, 0x86, 0x88);
-		inSISIDXREG(SISCR, 0x86, reg);
+		SiS_SetReg(SISCR, 0x82, 0x77);
+		SiS_SetReg(SISCR, 0x86, 0x00);
+		reg = SiS_GetReg(SISCR, 0x86);
+		SiS_SetReg(SISCR, 0x86, 0x88);
+		reg = SiS_GetReg(SISCR, 0x86);
 		v1 = cs168[regb]; v2 = cs160[regb]; v3 = cs158[regb];
 		if(ivideo->haveXGIROM) {
 			v1 = bios[regb + 0x168];
 			v2 = bios[regb + 0x160];
 			v3 = bios[regb + 0x158];
 		}
-		outSISIDXREG(SISCR, 0x86, v1);
-		outSISIDXREG(SISCR, 0x82, 0x77);
-		outSISIDXREG(SISCR, 0x85, 0x00);
-		inSISIDXREG(SISCR, 0x85, reg);
-		outSISIDXREG(SISCR, 0x85, 0x88);
-		inSISIDXREG(SISCR, 0x85, reg);
-		outSISIDXREG(SISCR, 0x85, v2);
-		outSISIDXREG(SISCR, 0x82, v3);
-		outSISIDXREG(SISCR, 0x98, 0x01);
-		outSISIDXREG(SISCR, 0x9a, 0x02);
-
-		outSISIDXREG(SISSR, 0x28, 0x64);
-		outSISIDXREG(SISSR, 0x29, 0x63);
+		SiS_SetReg(SISCR, 0x86, v1);
+		SiS_SetReg(SISCR, 0x82, 0x77);
+		SiS_SetReg(SISCR, 0x85, 0x00);
+		reg = SiS_GetReg(SISCR, 0x85);
+		SiS_SetReg(SISCR, 0x85, 0x88);
+		reg = SiS_GetReg(SISCR, 0x85);
+		SiS_SetReg(SISCR, 0x85, v2);
+		SiS_SetReg(SISCR, 0x82, v3);
+		SiS_SetReg(SISCR, 0x98, 0x01);
+		SiS_SetReg(SISCR, 0x9a, 0x02);
+
+		SiS_SetReg(SISSR, 0x28, 0x64);
+		SiS_SetReg(SISSR, 0x29, 0x63);
 		sisfb_post_xgi_delay(ivideo, 15);
-		outSISIDXREG(SISSR, 0x18, 0x00);
-		outSISIDXREG(SISSR, 0x19, 0x20);
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
-		outSISIDXREG(SISSR, 0x18, 0xc5);
-		outSISIDXREG(SISSR, 0x19, 0x23);
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x18, 0x00);
+		SiS_SetReg(SISSR, 0x19, 0x20);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x18, 0xc5);
+		SiS_SetReg(SISSR, 0x19, 0x23);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
 		sisfb_post_xgi_delay(ivideo, 1);
-		outSISIDXREG(SISCR, 0x97,0x11);
+		SiS_SetReg(SISCR, 0x97, 0x11);
 		sisfb_post_xgi_setclocks(ivideo, regb);
 		sisfb_post_xgi_delay(ivideo, 0x46);
-		outSISIDXREG(SISSR, 0x18, 0xc5);
-		outSISIDXREG(SISSR, 0x19, 0x23);
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x18, 0xc5);
+		SiS_SetReg(SISSR, 0x19, 0x23);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
 		sisfb_post_xgi_delay(ivideo, 1);
-		outSISIDXREG(SISSR, 0x1b, 0x04);
+		SiS_SetReg(SISSR, 0x1b, 0x04);
 		sisfb_post_xgi_delay(ivideo, 1);
-		outSISIDXREG(SISSR, 0x1b, 0x00);
+		SiS_SetReg(SISSR, 0x1b, 0x00);
 		sisfb_post_xgi_delay(ivideo, 1);
 		v1 = 0x31;
 		if(ivideo->haveXGIROM) {
 			v1 = bios[0xf0];
 		}
-		outSISIDXREG(SISSR, 0x18, v1);
-		outSISIDXREG(SISSR, 0x19, 0x06);
-		outSISIDXREG(SISSR, 0x16, 0x04);
-		outSISIDXREG(SISSR, 0x16, 0x84);
+		SiS_SetReg(SISSR, 0x18, v1);
+		SiS_SetReg(SISSR, 0x19, 0x06);
+		SiS_SetReg(SISSR, 0x16, 0x04);
+		SiS_SetReg(SISSR, 0x16, 0x84);
 		sisfb_post_xgi_delay(ivideo, 1);
 		break;
 	default:
@@ -5561,85 +5546,85 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		if((ivideo->chip == XGI_40) &&
 		   ((ivideo->revision_id == 1) ||
 		    (ivideo->revision_id == 2))) {
-			outSISIDXREG(SISCR, 0x82, bios[regb + 0x158]);
-			outSISIDXREG(SISCR, 0x85, bios[regb + 0x160]);
-			outSISIDXREG(SISCR, 0x86, bios[regb + 0x168]);
+			SiS_SetReg(SISCR, 0x82, bios[regb + 0x158]);
+			SiS_SetReg(SISCR, 0x85, bios[regb + 0x160]);
+			SiS_SetReg(SISCR, 0x86, bios[regb + 0x168]);
 		} else {
-			outSISIDXREG(SISCR, 0x82, 0x88);
-			outSISIDXREG(SISCR, 0x86, 0x00);
-			inSISIDXREG(SISCR, 0x86, reg);
-			outSISIDXREG(SISCR, 0x86, 0x88);
-			outSISIDXREG(SISCR, 0x82, 0x77);
-			outSISIDXREG(SISCR, 0x85, 0x00);
-			inSISIDXREG(SISCR, 0x85, reg);
-			outSISIDXREG(SISCR, 0x85, 0x88);
-			inSISIDXREG(SISCR, 0x85, reg);
+			SiS_SetReg(SISCR, 0x82, 0x88);
+			SiS_SetReg(SISCR, 0x86, 0x00);
+			reg = SiS_GetReg(SISCR, 0x86);
+			SiS_SetReg(SISCR, 0x86, 0x88);
+			SiS_SetReg(SISCR, 0x82, 0x77);
+			SiS_SetReg(SISCR, 0x85, 0x00);
+			reg = SiS_GetReg(SISCR, 0x85);
+			SiS_SetReg(SISCR, 0x85, 0x88);
+			reg = SiS_GetReg(SISCR, 0x85);
 			v1 = cs160[regb]; v2 = cs158[regb];
 			if(ivideo->haveXGIROM) {
 				v1 = bios[regb + 0x160];
 				v2 = bios[regb + 0x158];
 			}
-			outSISIDXREG(SISCR, 0x85, v1);
-			outSISIDXREG(SISCR, 0x82, v2);
+			SiS_SetReg(SISCR, 0x85, v1);
+			SiS_SetReg(SISCR, 0x82, v2);
 		}
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISCR, 0x97, 0x11);
+			SiS_SetReg(SISCR, 0x97, 0x11);
 		}
 		if((ivideo->chip == XGI_40) && (ivideo->revision_id == 2)) {
-			outSISIDXREG(SISCR, 0x98, 0x01);
+			SiS_SetReg(SISCR, 0x98, 0x01);
 		} else {
-			outSISIDXREG(SISCR, 0x98, 0x03);
+			SiS_SetReg(SISCR, 0x98, 0x03);
 		}
-		outSISIDXREG(SISCR, 0x9a, 0x02);
+		SiS_SetReg(SISCR, 0x9a, 0x02);
 
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISSR, 0x18, 0x01);
+			SiS_SetReg(SISSR, 0x18, 0x01);
 		} else {
-			outSISIDXREG(SISSR, 0x18, 0x00);
+			SiS_SetReg(SISSR, 0x18, 0x00);
 		}
-		outSISIDXREG(SISSR, 0x19, 0x40);
-		outSISIDXREG(SISSR, 0x16, 0x00);
-		outSISIDXREG(SISSR, 0x16, 0x80);
+		SiS_SetReg(SISSR, 0x19, 0x40);
+		SiS_SetReg(SISSR, 0x16, 0x00);
+		SiS_SetReg(SISSR, 0x16, 0x80);
 		if((ivideo->chip == XGI_40) && (bios[0x1cb] != 0x0c)) {
 			sisfb_post_xgi_delay(ivideo, 0x43);
 			sisfb_post_xgi_delay(ivideo, 0x43);
 			sisfb_post_xgi_delay(ivideo, 0x43);
-			outSISIDXREG(SISSR, 0x18, 0x00);
-			outSISIDXREG(SISSR, 0x19, 0x40);
-			outSISIDXREG(SISSR, 0x16, 0x00);
-			outSISIDXREG(SISSR, 0x16, 0x80);
+			SiS_SetReg(SISSR, 0x18, 0x00);
+			SiS_SetReg(SISSR, 0x19, 0x40);
+			SiS_SetReg(SISSR, 0x16, 0x00);
+			SiS_SetReg(SISSR, 0x16, 0x80);
 		}
 		sisfb_post_xgi_delay(ivideo, 4);
 		v1 = 0x31;
 		if(ivideo->haveXGIROM) {
 			v1 = bios[0xf0];
 		}
-		outSISIDXREG(SISSR, 0x18, v1);
-		outSISIDXREG(SISSR, 0x19, 0x01);
+		SiS_SetReg(SISSR, 0x18, v1);
+		SiS_SetReg(SISSR, 0x19, 0x01);
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISSR, 0x16, bios[0x53e]);
-			outSISIDXREG(SISSR, 0x16, bios[0x53f]);
+			SiS_SetReg(SISSR, 0x16, bios[0x53e]);
+			SiS_SetReg(SISSR, 0x16, bios[0x53f]);
 		} else {
-			outSISIDXREG(SISSR, 0x16, 0x05);
-			outSISIDXREG(SISSR, 0x16, 0x85);
+			SiS_SetReg(SISSR, 0x16, 0x05);
+			SiS_SetReg(SISSR, 0x16, 0x85);
 		}
 		sisfb_post_xgi_delay(ivideo, 0x43);
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISSR, 0x1b, 0x01);
+			SiS_SetReg(SISSR, 0x1b, 0x01);
 		} else {
-			outSISIDXREG(SISSR, 0x1b, 0x03);
+			SiS_SetReg(SISSR, 0x1b, 0x03);
 		}
 		sisfb_post_xgi_delay(ivideo, 0x22);
-		outSISIDXREG(SISSR, 0x18, v1);
-		outSISIDXREG(SISSR, 0x19, 0x00);
+		SiS_SetReg(SISSR, 0x18, v1);
+		SiS_SetReg(SISSR, 0x19, 0x00);
 		if(ivideo->chip == XGI_40) {
-			outSISIDXREG(SISSR, 0x16, bios[0x540]);
-			outSISIDXREG(SISSR, 0x16, bios[0x541]);
+			SiS_SetReg(SISSR, 0x16, bios[0x540]);
+			SiS_SetReg(SISSR, 0x16, bios[0x541]);
 		} else {
-			outSISIDXREG(SISSR, 0x16, 0x05);
-			outSISIDXREG(SISSR, 0x16, 0x85);
+			SiS_SetReg(SISSR, 0x16, 0x05);
+			SiS_SetReg(SISSR, 0x16, 0x85);
 		}
-		outSISIDXREG(SISSR, 0x1b, 0x00);
+		SiS_SetReg(SISSR, 0x1b, 0x00);
 	}
 
 	regb = 0;	/* ! */
@@ -5647,7 +5632,7 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	if(ivideo->haveXGIROM) {
 		v1 = bios[0x110 + regb];
 	}
-	outSISIDXREG(SISSR, 0x1b, v1);
+	SiS_SetReg(SISSR, 0x1b, v1);
 
 	/* RAM size */
 	v1 = 0x00; v2 = 0x00;
@@ -5659,8 +5644,8 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	regd = 1 << regb;
 	if((v1 & 0x40) && (v2 & regd) && ivideo->haveXGIROM) {
 
-		outSISIDXREG(SISSR, 0x13, bios[regb + 0xe0]);
-		outSISIDXREG(SISSR, 0x14, bios[regb + 0xe0 + 8]);
+		SiS_SetReg(SISSR, 0x13, bios[regb + 0xe0]);
+		SiS_SetReg(SISSR, 0x14, bios[regb + 0xe0 + 8]);
 
 	} else {
 
@@ -5672,24 +5657,24 @@ sisfb_post_xgi(struct pci_dev *pdev)
 		ivideo->SiS_Pr.VideoMemorySize = 8 << 20;
 		SiSSetMode(&ivideo->SiS_Pr, 0x2e | 0x80);
 
-		outSISIDXREG(SISSR, 0x05, 0x86);
+		SiS_SetReg(SISSR, 0x05, 0x86);
 
 		/* Disable read-cache */
-		andSISIDXREG(SISSR, 0x21, 0xdf);
+		SiS_SetRegAND(SISSR, 0x21, 0xdf);
 		sisfb_post_xgi_ramsize(ivideo);
 		/* Enable read-cache */
-		orSISIDXREG(SISSR, 0x21, 0x20);
+		SiS_SetRegOR(SISSR, 0x21, 0x20);
 
 	}
 
 #if 0
 	printk(KERN_DEBUG "-----------------\n");
 	for(i = 0; i < 0xff; i++) {
-		inSISIDXREG(SISCR, i, reg);
+		reg = SiS_GetReg(SISCR, i);
 		printk(KERN_DEBUG "CR%02x(%x) = 0x%02x\n", i, SISCR, reg);
 	}
 	for(i = 0; i < 0x40; i++) {
-		inSISIDXREG(SISSR, i, reg);
+		reg = SiS_GetReg(SISSR, i);
 		printk(KERN_DEBUG "SR%02x(%x) = 0x%02x\n", i, SISSR, reg);
 	}
 	printk(KERN_DEBUG "-----------------\n");
@@ -5697,13 +5682,13 @@ sisfb_post_xgi(struct pci_dev *pdev)
 
 	/* Sense CRT1 */
 	if(ivideo->chip == XGI_20) {
-		orSISIDXREG(SISCR, 0x32, 0x20);
+		SiS_SetRegOR(SISCR, 0x32, 0x20);
 	} else {
-		inSISIDXREG(SISPART4, 0x00, reg);
+		reg = SiS_GetReg(SISPART4, 0x00);
 		if((reg == 1) || (reg == 2)) {
 			sisfb_sense_crt1(ivideo);
 		} else {
-			orSISIDXREG(SISCR, 0x32, 0x20);
+			SiS_SetRegOR(SISCR, 0x32, 0x20);
 		}
 	}
 
@@ -5714,20 +5699,20 @@ sisfb_post_xgi(struct pci_dev *pdev)
 	ivideo->curFSTN = ivideo->curDSTN = 0;
 	SiSSetMode(&ivideo->SiS_Pr, 0x2e | 0x80);
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
 	/* Display off */
-	orSISIDXREG(SISSR, 0x01, 0x20);
+	SiS_SetRegOR(SISSR, 0x01, 0x20);
 
 	/* Save mode number in CR34 */
-	outSISIDXREG(SISCR, 0x34, 0x2e);
+	SiS_SetReg(SISCR, 0x34, 0x2e);
 
 	/* Let everyone know what the current mode is */
 	ivideo->modeprechange = 0x2e;
 
 	if(ivideo->chip == XGI_40) {
-		inSISIDXREG(SISCR, 0xca, reg);
-		inSISIDXREG(SISCR, 0xcc, v1);
+		reg = SiS_GetReg(SISCR, 0xca);
+		v1 = SiS_GetReg(SISCR, 0xcc);
 		if((reg & 0x10) && (!(v1 & 0x04))) {
 			printk(KERN_ERR
 				"sisfb: Please connect power to the card.\n");
@@ -5936,6 +5921,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	ivideo->video_base = pci_resource_start(pdev, 0);
+	ivideo->video_size = pci_resource_len(pdev, 0);
 	ivideo->mmio_base  = pci_resource_start(pdev, 1);
 	ivideo->mmio_size  = pci_resource_len(pdev, 1);
 	ivideo->SiS_Pr.RelIO = pci_resource_start(pdev, 2) + 0x30;
@@ -5969,7 +5955,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 #endif
 
-	outSISIDXREG(SISSR, 0x05, 0x86);
+	SiS_SetReg(SISSR, 0x05, 0x86);
 
 	if( (!ivideo->sisvga_enabled)
 #if !defined(__i386__) && !defined(__x86_64__)
@@ -5977,13 +5963,13 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 #endif
 						   ) {
 		for(i = 0x30; i <= 0x3f; i++) {
-			outSISIDXREG(SISCR, i, 0x00);
+			SiS_SetReg(SISCR, i, 0x00);
 		}
 	}
 
 	/* Find out about current video mode */
 	ivideo->modeprechange = 0x03;
-	inSISIDXREG(SISCR, 0x34, reg);
+	reg = SiS_GetReg(SISCR, 0x34);
 	if(reg & 0x7f) {
 		ivideo->modeprechange = reg & 0x7f;
 	} else if(ivideo->sisvga_enabled) {
@@ -6080,9 +6066,9 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if((ivideo->sisfb_mode_idx < 0) ||
 	   ((sisbios_mode[ivideo->sisfb_mode_idx].mode_no[ivideo->mni]) != 0xFF)) {
 		/* Enable PCI_LINEAR_ADDRESSING and MMIO_ENABLE  */
-		orSISIDXREG(SISSR, IND_SIS_PCI_ADDRESS_SET, (SIS_PCI_ADDR_ENABLE | SIS_MEM_MAP_IO_ENABLE));
+		SiS_SetRegOR(SISSR, IND_SIS_PCI_ADDRESS_SET, (SIS_PCI_ADDR_ENABLE | SIS_MEM_MAP_IO_ENABLE));
 		/* Enable 2D accelerator engine */
-		orSISIDXREG(SISSR, IND_SIS_MODULE_ENABLE, SIS_ENABLE_2D);
+		SiS_SetRegOR(SISSR, IND_SIS_MODULE_ENABLE, SIS_ENABLE_2D);
 	}
 
 	if(sisfb_pdc != 0xff) {
diff --git a/drivers/video/sis/vgatypes.h b/drivers/video/sis/vgatypes.h
index 81a22eaabfde..12c0dfaf2518 100644
--- a/drivers/video/sis/vgatypes.h
+++ b/drivers/video/sis/vgatypes.h
@@ -55,21 +55,10 @@
 
 #define SISIOMEMTYPE
 
-#ifdef SIS_LINUX_KERNEL
 typedef unsigned long SISIOADDRESS;
 #include <linux/types.h>  /* Need __iomem */
 #undef SISIOMEMTYPE
 #define SISIOMEMTYPE __iomem
-#endif
-
-#ifdef SIS_XORG_XF86
-#if XF86_VERSION_CURRENT < XF86_VERSION_NUMERIC(4,2,0,0,0)
-typedef unsigned long IOADDRESS;
-typedef unsigned long SISIOADDRESS;
-#else
-typedef IOADDRESS SISIOADDRESS;
-#endif
-#endif
 
 typedef enum _SIS_CHIP_TYPE {
     SIS_VGALegacy = 0,
diff --git a/drivers/video/sis/vstruct.h b/drivers/video/sis/vstruct.h
index bef4aae388d0..ea94d214dcff 100644
--- a/drivers/video/sis/vstruct.h
+++ b/drivers/video/sis/vstruct.h
@@ -233,24 +233,15 @@ struct SiS_Private
 {
 	unsigned char			ChipType;
 	unsigned char			ChipRevision;
-#ifdef SIS_XORG_XF86
-	PCITAG				PciTag;
-#endif
-#ifdef SIS_LINUX_KERNEL
 	void				*ivideo;
-#endif
 	unsigned char 			*VirtualRomBase;
 	bool				UseROM;
-#ifdef SIS_LINUX_KERNEL
 	unsigned char SISIOMEMTYPE	*VideoMemoryAddress;
 	unsigned int			VideoMemorySize;
-#endif
 	SISIOADDRESS			IOAddress;
 	SISIOADDRESS			IOAddress2;  /* For dual chip XGI volari */
 
-#ifdef SIS_LINUX_KERNEL
 	SISIOADDRESS			RelIO;
-#endif
 	SISIOADDRESS			SiS_P3c4;
 	SISIOADDRESS			SiS_P3d4;
 	SISIOADDRESS			SiS_P3c0;
@@ -280,9 +271,6 @@ struct SiS_Private
 	unsigned short			SiS_IF_DEF_FSTN;
 	unsigned short			SiS_SysFlags;
 	unsigned char			SiS_VGAINFO;
-#ifdef SIS_XORG_XF86
-	unsigned short			SiS_CP1, SiS_CP2, SiS_CP3, SiS_CP4;
-#endif
 	bool				SiS_UseROM;
 	bool				SiS_ROMNew;
 	bool				SiS_XGIROM;