init.c

linux下的VIDEO接口驱动程序

   SiS_PanelType05_2 = (SiS_LVDSDesStruct *) SiS310_PanelType05_2;
   SiS_PanelType06_2 = (SiS_LVDSDesStruct *) SiS310_PanelType06_2;
   SiS_PanelType07_2 = (SiS_LVDSDesStruct *) SiS310_PanelType07_2;
   SiS_PanelType08_2 = (SiS_LVDSDesStruct *) SiS310_PanelType08_2;
   SiS_PanelType09_2 = (SiS_LVDSDesStruct *) SiS310_PanelType09_2;
   SiS_PanelType0a_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0a_2;
   SiS_PanelType0b_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0b_2;
   SiS_PanelType0c_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0c_2;
   SiS_PanelType0d_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0d_2;
   SiS_PanelType0e_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0e_2;
   SiS_PanelType0f_2 = (SiS_LVDSDesStruct *) SiS310_PanelType0f_2;
   /*301b*/
   LVDS1024x768Des_1= (SiS_LVDSDesStruct *) SiS310_PanelType1076_1;
   LVDS1280x1024Des_1= (SiS_LVDSDesStruct *)SiS310_PanelType1210_1;
   LVDS1280x960Des_1= (SiS_LVDSDesStruct *)SiS310_PanelType1296_1 ;
   LVDS1024x768Des_2= (SiS_LVDSDesStruct *) SiS310_PanelType1076_2;
   LVDS1280x1024Des_2= (SiS_LVDSDesStruct *) SiS310_PanelType1210_2;
   LVDS1280x960Des_2= (SiS_LVDSDesStruct *) SiS310_PanelType1296_2;
   /*end 301b*/
   
   SiS_CHTVUNTSCDesData = (SiS_LVDSDesStruct *) SiS310_CHTVUNTSCDesData;
   SiS_CHTVONTSCDesData = (SiS_LVDSDesStruct *) SiS310_CHTVONTSCDesData;
   SiS_CHTVUPALDesData = (SiS_LVDSDesStruct *) SiS310_CHTVUPALDesData;
   SiS_CHTVOPALDesData = (SiS_LVDSDesStruct *) SiS310_CHTVOPALDesData;
   SiS_LVDSCRT1800x600_1 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT1800x600_1;
   SiS_LVDSCRT11024x768_1 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11024x768_1;
   SiS_LVDSCRT11280x1024_1 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11280x1024_1;
   SiS_LVDSCRT1800x600_1_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT1800x600_1_H;
   SiS_LVDSCRT11024x768_1_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11024x768_1_H;
   SiS_LVDSCRT11280x1024_1_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11280x1024_1_H;
   SiS_LVDSCRT1800x600_2 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT1800x600_2;
   SiS_LVDSCRT11024x768_2 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11024x768_2;
   SiS_LVDSCRT11280x1024_2 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11280x1024_2;
   SiS_LVDSCRT1800x600_2_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT1800x600_2_H;
   SiS_LVDSCRT11024x768_2_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11024x768_2_H;
   SiS_LVDSCRT11280x1024_2_H = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT11280x1024_2_H;
   SiS_LVDSCRT1320x480_1 = (SiS_LVDSCRT1DataStruct *) SiS310_LVDSCRT1320x480_1;   /*fstn*/
   SiS_CHTVCRT1UNTSC = (SiS_LVDSCRT1DataStruct *) SiS310_CHTVCRT1UNTSC;
   SiS_CHTVCRT1ONTSC = (SiS_LVDSCRT1DataStruct *) SiS310_CHTVCRT1ONTSC;
   SiS_CHTVCRT1UPAL = (SiS_LVDSCRT1DataStruct *) SiS310_CHTVCRT1UPAL;
   SiS_CHTVCRT1OPAL = (SiS_LVDSCRT1DataStruct *) SiS310_CHTVCRT1OPAL;
   SiS_CHTVReg_UNTSC = (SiS_CHTVRegDataStruct *) SiS310_CHTVReg_UNTSC;
   SiS_CHTVReg_ONTSC = (SiS_CHTVRegDataStruct *) SiS310_CHTVReg_ONTSC;
   SiS_CHTVReg_UPAL = (SiS_CHTVRegDataStruct *) SiS310_CHTVReg_UPAL;
   SiS_CHTVReg_OPAL = (SiS_CHTVRegDataStruct *) SiS310_CHTVReg_OPAL;
   /*add for LCDA*/
   SiS_LCDACRT1800x600_1 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT1800x600_1;
   SiS_LCDACRT11024x768_1 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11024x768_1;
   SiS_LCDACRT11280x1024_1 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11280x1024_1;
   SiS_LCDACRT1800x600_1_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT1800x600_1_H;
   SiS_LCDACRT11024x768_1_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11024x768_1_H;
   SiS_LCDACRT11280x1024_1_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11280x1024_1_H;
   SiS_LCDACRT1800x600_2 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT1800x600_2;
   SiS_LCDACRT11024x768_2 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11024x768_2;
   SiS_LCDACRT11280x1024_2 = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11280x1024_2;
   SiS_LCDACRT1800x600_2_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT1800x600_2_H;
   SiS_LCDACRT11024x768_2_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11024x768_2_H;
   SiS_LCDACRT11280x1024_2_H = (SiS_LCDACRT1DataStruct *) SiS310_LCDACRT11280x1024_2_H;
   /*end for 301b*/

   SiS_CHTVVCLKUNTSC = SiS310_CHTVVCLKUNTSC;
   SiS_CHTVVCLKONTSC = SiS310_CHTVVCLKONTSC;
   SiS_CHTVVCLKUPAL = SiS310_CHTVVCLKUPAL;
   SiS_CHTVVCLKOPAL = SiS310_CHTVVCLKOPAL;
   /* 310 customization related */
}
#endif

#ifndef LINUX_XF86
/* -------------- SiSInit -----------------*/
BOOLEAN
SiSInit(PSIS_HW_DEVICE_INFO HwDeviceExtension)
{
   ULONG   ROMAddr  = (ULONG)HwDeviceExtension->pjVirtualRomBase;
   ULONG   FBAddr   = (ULONG)HwDeviceExtension->pjVideoMemoryAddress;
   USHORT  BaseAddr = (USHORT)HwDeviceExtension->ulIOAddress;
   UCHAR   i,temp=0;
   UCHAR   SR11;
#ifdef LINUX_KERNEL
   UCHAR   temp1;
   ULONG   base;
#endif
   UCHAR   SR12=0,SR13=0,SR14=0,SR16=0,SR17=0,SR18=0,SR19=0,SR1A=0;

#ifdef SIS315H
   UCHAR   CR37=0,CR38=0,CR79=0,CR7A=0,CR7B=0,CR7C=0;
   UCHAR   SR1B=0,SR15=0;
   PSIS_DSReg  pSR;
   ULONG   Temp;
#endif
   UCHAR   VBIOSVersion[5];

   if(FBAddr==0)    return (FALSE);
   if(BaseAddr==0)  return (FALSE);

   SiS_SetReg3((USHORT)(BaseAddr+0x12),  0x67);  /* 3c2 <- 67 ,ynlai */

#ifdef SIS315H
   /*if(HwDeviceExtension->jChipType > SIS_315H)*/
   if(HwDeviceExtension->jChipType > SIS_315PRO) {
     if(!HwDeviceExtension->bIntegratedMMEnabled)
     	return (FALSE);  /* alan  */
   }
#endif

   SiS_MemoryCopy(VBIOSVersion,HwDeviceExtension->szVBIOSVer,4);
   VBIOSVersion[4]= 0x0;
   /* 09/07/99 modify by domao */

#ifdef SIS315H
   if((HwDeviceExtension->jChipType == SIS_315H)||
      (HwDeviceExtension->jChipType == SIS_315PRO)||
      (HwDeviceExtension->jChipType == SIS_550)||   /* 05/02/01 ynlai for 550 */
      (HwDeviceExtension->jChipType == SIS_640)||   /* 08/20/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_740)||   /* 09/03/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_650))    /* 09/03/01 chiawen for 650 */
     InitTo310Pointer();
#endif

#ifdef SIS300
   if ((HwDeviceExtension->jChipType == SIS_540)||
       (HwDeviceExtension->jChipType == SIS_630)||
       (HwDeviceExtension->jChipType == SIS_730)||
       (HwDeviceExtension->jChipType == SIS_300))
     InitTo300Pointer();
#endif

   /* TW: Set SiS Register globals */
   SiSRegInit(BaseAddr);

   /* TW: Determine LVDS/CH7005/TRUMPION */
   SiS_Set_LVDS_TRUMPION(HwDeviceExtension);

   SiS_SetReg1(SiS_P3c4,0x05,0x86);                     /* 1.Openkey - unlock registers */

#ifdef LINUX_KERNEL

#ifdef SIS300                                         	/* add to set SR14*/
   if((HwDeviceExtension->jChipType==SIS_540)||
      (HwDeviceExtension->jChipType==SIS_630)||
      (HwDeviceExtension->jChipType==SIS_730)) {
     base=0x80000060;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp1>>(16+8+4);
     temp1=temp1&(0x07);
     temp1=temp1+1;
     temp1=1<<temp1;
     SR14=temp1-1;
     base=0x80000064;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp1&(0x00000020);
     if(temp1)
      	SR14=(0x10000000)|SR14;
     else
      	SR14=(0x01000000)|SR14;
   }
#endif

#ifdef SIS315H                                         /* add to set SR14*/
   if(HwDeviceExtension->jChipType==SIS_550) {
     base=0x80000060;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp1>>(16+8+4);
     temp1=temp1&(0x07);
     temp1=temp1+1;
     temp1=1<<temp1;
     SR14=temp1-1;
     base=0x80000064;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp1&(0x00000020);
     if(temp1)
      SR14=(0x10000000)|SR14;
     else
      SR14=(0x01000000)|SR14;
   }

   if((HwDeviceExtension->jChipType == SIS_640)||   /* 08/20/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_740)||   /* 09/03/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_650)) {  /* 09/03/01 chiawen for 650 */
     base=0x80000064;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp>>4;
     temp1=temp1&(0x07);
     if(temp1 > 2 ) {
       temp = temp1;
       switch(temp) {
        case 3: temp1=0x07;  break;
        case 4: temp1=0x0F;  break;
        case 5: temp1=0x1F;  break;
        case 6: temp1=0x05;  break;
        case 7: temp1=0x17;  break;
        case 8: break;
        case 9: break;
       }
     }
     SR14=temp1;
     base=0x8000007C;
     OutPortLong(base,0xcf8);
     temp1=InPortLong(0xcfc);
     temp1=temp1&(0x00000020);
     if(temp1)
       SR14=(0x10000000)|SR14;
   }
#endif

#endif  /* Linux kernel */

#ifdef SIS300
   if((HwDeviceExtension->jChipType == SIS_540)||
      (HwDeviceExtension->jChipType == SIS_630)||
      (HwDeviceExtension->jChipType == SIS_730)) {
     SR12 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x12);
     SR13 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x13);
     SR14 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x14);
     SR16 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x16);
     SR17 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x17);
     SR18 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x18);
     SR19 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x19);
     SR1A = (UCHAR)SiS_GetReg1(SiS_P3c4,0x1A);
   } else if(HwDeviceExtension->jChipType == SIS_300){
     SR13 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x13);
     SR14 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x14);
   }
#endif
#ifdef SIS315H
   if((HwDeviceExtension->jChipType == SIS_550)||
      (HwDeviceExtension->jChipType == SIS_640)||   /* 08/20/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_740)||   /* 09/03/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_650)) {  /* 09/03/01 chiawen for 650 */
     SR19 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x19);
     SR19 = (SR19)||0x01;  /* TW: ??? || ??? */
     if(SR19==0x00) {
     	SR13 = 0x22;
     	SR14 = 0x00;
    	SR15 = 0x01;
     	SR16 = 0x00;
     	SR17 = 0x00;
     	SR1A = 0x00;
     	SR1B = 0x00;
     	CR37 = 0x00;
     	CR38 = 0x00;
     	CR79 = 0x00;
     	CR7A = 0x00;
     	CR7B = 0x00;
     	CR7C = 0x00;
     } else {
     	SR13 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x13);
     	SR14 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x14);
     	SR15 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x15);
     	SR16 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x16);
     	SR17 = (UCHAR)SiS_GetReg1(SiS_P3c4,0x17);
     	SR1A = (UCHAR)SiS_GetReg1(SiS_P3c4,0x1A);
     	SR1B = (UCHAR)SiS_GetReg1(SiS_P3c4,0x1B);
     	CR37 = 0x02;/*(UCHAR)SiS_GetReg1(SiS_P3d4,0x37);*/
     	CR38 = (UCHAR)SiS_GetReg1(SiS_P3d4,0x38);
     	CR79 = (UCHAR)SiS_GetReg1(SiS_P3d4,0x79);
     	CR7A = (UCHAR)SiS_GetReg1(SiS_P3d4,0x7A);
     	CR7B = (UCHAR)SiS_GetReg1(SiS_P3d4,0x7B);
     	CR7C = (UCHAR)SiS_GetReg1(SiS_P3d4,0x7C);
     }
   }
#endif

/* ResetExtReg begin: Reset extended registers */

   for(i=0x06;i< 0x20;i++) SiS_SetReg1(SiS_P3c4,i,0);   /* 2.Reset Extended register */
   for(i=0x21;i<=0x27;i++) SiS_SetReg1(SiS_P3c4,i,0);   /*   Reset Extended register */
   for(i=0x31;i<=0x3D;i++) SiS_SetReg1(SiS_P3c4,i,0);

#ifdef SIS300
   if((HwDeviceExtension->jChipType == SIS_540)||
      (HwDeviceExtension->jChipType == SIS_630)||
      (HwDeviceExtension->jChipType == SIS_730)||
      (HwDeviceExtension->jChipType == SIS_300)) {
     	for(i=0x38;i<=0x3F;i++) SiS_SetReg1(SiS_P3d4,i,0);
   }
#endif

#ifdef SIS315H
   if((HwDeviceExtension->jChipType == SIS_315H)||
      (HwDeviceExtension->jChipType == SIS_315PRO)||
      (HwDeviceExtension->jChipType == SIS_550)||   /* 05/02/01 ynlai for 550 */
      (HwDeviceExtension->jChipType == SIS_640)||   /* 08/20/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_740)||   /* 09/03/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_650)) {
   	for(i=0x12;i<=0x1B;i++) SiS_SetReg1(SiS_P3c4,i,0);
   	for(i=0x79;i<=0x7C;i++) SiS_SetReg1(SiS_P3d4,i,0);
   }
#endif
/* ResetExtReg end */

#ifdef SIS300
   if((HwDeviceExtension->jChipType == SIS_540)||
      (HwDeviceExtension->jChipType == SIS_630)||
      (HwDeviceExtension->jChipType == SIS_730)) {
     SiS_SetReg1(SiS_P3c4,0x12,SR12);
     SiS_SetReg1(SiS_P3c4,0x13,SR13);
     SiS_SetReg1(SiS_P3c4,0x14,SR14);
     SiS_SetReg1(SiS_P3c4,0x16,SR16);
     SiS_SetReg1(SiS_P3c4,0x17,SR17);
     SiS_SetReg1(SiS_P3c4,0x18,SR18);
     SiS_SetReg1(SiS_P3c4,0x19,SR19);
     SiS_SetReg1(SiS_P3c4,0x1A,SR1A);
   }
#endif

#ifdef SIS315H
   if((HwDeviceExtension->jChipType == SIS_550)||
      (HwDeviceExtension->jChipType == SIS_640)||   /* 08/20/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_740)||   /* 09/03/01 chiawen for 640/740 */
      (HwDeviceExtension->jChipType == SIS_650)) {  /* 09/03/01 chiawen for 650 */
     SiS_SetReg1(SiS_P3c4,0x13,SR13);
     SiS_SetReg1(SiS_P3c4,0x14,SR14);
     SiS_SetReg1(SiS_P3c4,0x15,SR15);
     SiS_SetReg1(SiS_P3c4,0x16,SR16);
     SiS_SetReg1(SiS_P3c4,0x17,SR17);
     SiS_SetReg1(SiS_P3c4,0x19,SR19);
     SiS_SetReg1(SiS_P3c4,0x1A,SR1A);
     SiS_SetReg1(SiS_P3c4,0x1B,SR1B);
     SiS_SetReg1(SiS_P3d4,0x37,CR37);
     SiS_SetReg1(SiS_P3d4,0x38,CR38);
     SiS_SetReg1(SiS_P3d4,0x79,CR79);
     SiS_SetReg1(SiS_P3d4,0x7A,CR7A);
     SiS_SetReg1(SiS_P3d4,0x7B,CR7B);
     SiS_SetReg1(SiS_P3d4,0x7C,CR7C);
   }
#endif

#ifdef SIS300
   if((HwDeviceExtension->jChipType==SIS_540)||
      (HwDeviceExtension->jChipType==SIS_630)||
      (HwDeviceExtension->jChipType==SIS_730)) {
     	temp=(UCHAR)SR1A;
   } else if(HwDeviceExtension->jChipType==SIS_300) {
        /* TW: Nothing */
   } else
#endif
   {
      	if((*pSiS_SoftSetting&SoftDRAMType)==0){
          	temp=(UCHAR)SiS_GetReg1(SiS_P3c4,0x3A);
        }
   }

   SiS_RAMType=temp&0x03;
   SiS_SetMemoryClock(ROMAddr);

/* SetDefExt1Regs begin: Set default register contents */

   SiS_SetReg1(SiS_P3c4,0x07,*pSiS_SR07); 		/* DAC speed */
   if((HwDeviceExtension->jChipType != SIS_540)&&
      (HwDeviceExtension->jChipType != SIS_630)&&
      (HwDeviceExtension->jChipType != SIS_730)){
     	for(i=0x15;i<0x1C;i++) {
       		SiS_SetReg1(SiS_P3c4,i,SiS_SR15[i-0x15][SiS_RAMType]);
     	}
   }

#ifdef SIS315H
   if ((HwDeviceExtension->jChipType == SIS_315H )||
       (HwDeviceExtension->jChipType == SIS_315PRO)) {
     	for(i=0x40;i<=0x44;i++) {
       		SiS_SetReg1(SiS_P3d4,i,SiS_CR40[i-0x40][SiS_RAMType]);
     	}
     	SiS_SetReg1(SiS_P3d4,0x48,0x23);
     	SiS_SetReg1(SiS_P3d4,0x49,SiS_CR49[0]);
    	/* /SiS_SetReg1(SiS_P3c4,0x25,SiS_SR25[0]);  */
   }
#endif

   SiS_SetReg1(SiS_P3c4,0x1F,*pSiS_SR1F); 	/* DAC pedestal */
   /*SiS_SetReg1(SiS_P3c4,0x20,0x20);*/
   SiS_SetReg1(SiS_P3c4,0x20,0xA0); /* alan, 2001/6/26 Frame buffer can read/write*/
   SiS_SetReg1(SiS_P3c4,0x23,*pSiS_SR23);
   SiS_SetReg1(SiS_P3c4,0x24,*pSiS_SR24);
   SiS_SetReg1(SiS_P3c4,0x25,SiS_SR25[0]);

#ifdef SIS300
   if(HwDeviceExtension->jChipType==SIS_300) {
     	SiS_SetReg1(SiS_P3c4,0x21,0x84);
     	SiS_SetReg1(SiS_P3c4,0x22,0x00);
   }
#endif

   SR11=0x0F;
   SiS_SetReg1(SiS_P3c4,0x11,SR11);	/* Power Management */