blob: a89e3cafd5adbfd6c2d8a1622b97c47a339aef81 [file] [log] [blame]
/* $XFree86$ */
/* $XdotOrg$ */
/*
* Mode initializing code (CRT2 section)
* for SiS 300/305/540/630/730,
* SiS 315/550/[M]650/651/[M]661[FGM]X/[M]74x[GX]/330/[M]76x[GX],
* XGI V3XT/V5/V8, Z7
* (Universal module for Linux kernel framebuffer and X.org/XFree86 4.x)
*
* 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>
*
* Formerly based on non-functional code-fragements for 300 series by SiS, Inc.
* Used by permission.
*
*/
#if 1
#define SET_EMI /* 302LV/ELV: Set EMI values */
#endif
#if 1
#define SET_PWD /* 301/302LV: Set PWD */
#endif
#define COMPAL_HACK /* Needed for Compal 1400x1050 (EMI) */
#define COMPAQ_HACK /* Needed for Inventec/Compaq 1280x1024 (EMI) */
#define ASUS_HACK /* Needed for Asus A2H 1024x768 (EMI) */
#include "init301.h"
#ifdef CONFIG_FB_SIS_300
#include "oem300.h"
#endif
#ifdef CONFIG_FB_SIS_315
#include "oem310.h"
#endif
#define SiS_I2CDELAY 1000
#define SiS_I2CDELAYSHORT 150
static unsigned short SiS_GetBIOSLCDResInfo(struct SiS_Private *SiS_Pr);
static void SiS_SetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val);
/*********************************************/
/* HELPER: Lock/Unlock CRT2 */
/*********************************************/
void
SiS_UnLockCRT2(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType == XGI_20)
return;
else if(SiS_Pr->ChipType >= SIS_315H)
SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x2f,0x01);
else
SiS_SetRegOR(SiS_Pr->SiS_Part1Port,0x24,0x01);
}
static
void
SiS_LockCRT2(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType == XGI_20)
return;
else if(SiS_Pr->ChipType >= SIS_315H)
SiS_SetRegAND(SiS_Pr->SiS_Part1Port,0x2F,0xFE);
else
SiS_SetRegAND(SiS_Pr->SiS_Part1Port,0x24,0xFE);
}
/*********************************************/
/* HELPER: Write SR11 */
/*********************************************/
static void
SiS_SetRegSR11ANDOR(struct SiS_Private *SiS_Pr, unsigned short DataAND, unsigned short DataOR)
{
if(SiS_Pr->ChipType >= SIS_661) {
DataAND &= 0x0f;
DataOR &= 0x0f;
}
SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x11,DataAND,DataOR);
}
/*********************************************/
/* HELPER: Get Pointer to LCD structure */
/*********************************************/
#ifdef CONFIG_FB_SIS_315
static unsigned char *
GetLCDStructPtr661(struct SiS_Private *SiS_Pr)
{
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned char *myptr = NULL;
unsigned short romindex = 0, reg = 0, idx = 0;
/* Use the BIOS tables only for LVDS panels; TMDS is unreliable
* due to the variaty of panels the BIOS doesn't know about.
* Exception: If the BIOS has better knowledge (such as in case
* of machines with a 301C and a panel that does not support DDC)
* use the BIOS data as well.
*/
if((SiS_Pr->SiS_ROMNew) &&
((SiS_Pr->SiS_VBType & VB_SISLVDS) || (!SiS_Pr->PanelSelfDetected))) {
if(SiS_Pr->ChipType < SIS_661) reg = 0x3c;
else reg = 0x7d;
idx = (SiS_GetReg(SiS_Pr->SiS_P3d4,reg) & 0x1f) * 26;
if(idx < (8*26)) {
myptr = (unsigned char *)&SiS_LCDStruct661[idx];
}
romindex = SISGETROMW(0x100);
if(romindex) {
romindex += idx;
myptr = &ROMAddr[romindex];
}
}
return myptr;
}
static unsigned short
GetLCDStructPtr661_2(struct SiS_Private *SiS_Pr)
{
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned short romptr = 0;
/* Use the BIOS tables only for LVDS panels; TMDS is unreliable
* due to the variaty of panels the BIOS doesn't know about.
* Exception: If the BIOS has better knowledge (such as in case
* of machines with a 301C and a panel that does not support DDC)
* use the BIOS data as well.
*/
if((SiS_Pr->SiS_ROMNew) &&
((SiS_Pr->SiS_VBType & VB_SISLVDS) || (!SiS_Pr->PanelSelfDetected))) {
romptr = SISGETROMW(0x102);
romptr += ((SiS_GetReg(SiS_Pr->SiS_P3d4,0x36) >> 4) * SiS_Pr->SiS661LCD2TableSize);
}
return romptr;
}
#endif
/*********************************************/
/* Adjust Rate for CRT2 */
/*********************************************/
static bool
SiS_AdjustCRT2Rate(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex,
unsigned short RRTI, unsigned short *i)
{
unsigned short checkmask=0, modeid, infoflag;
modeid = SiS_Pr->SiS_RefIndex[RRTI + (*i)].ModeID;
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToRAMDAC) {
checkmask |= SupportRAMDAC2;
if(SiS_Pr->ChipType >= SIS_315H) {
checkmask |= SupportRAMDAC2_135;
if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
checkmask |= SupportRAMDAC2_162;
if(SiS_Pr->SiS_VBType & VB_SISRAMDAC202) {
checkmask |= SupportRAMDAC2_202;
}
}
}
} else if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {
checkmask |= SupportLCD;
if(SiS_Pr->ChipType >= SIS_315H) {
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if((SiS_Pr->SiS_LCDInfo & DontExpandLCD) && (SiS_Pr->SiS_LCDInfo & LCDPass11)) {
if(modeid == 0x2e) checkmask |= Support64048060Hz;
}
}
}
} else if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
checkmask |= SupportHiVision;
} else if(SiS_Pr->SiS_VBInfo & (SetCRT2ToYPbPr525750|SetCRT2ToAVIDEO|SetCRT2ToSVIDEO|SetCRT2ToSCART)) {
checkmask |= SupportTV;
if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
checkmask |= SupportTV1024;
if(SiS_Pr->SiS_VBInfo & SetCRT2ToYPbPr525750) {
if(SiS_Pr->SiS_TVMode & TVSetYPbPr750p) {
checkmask |= SupportYPbPr750p;
}
}
}
}
} else { /* LVDS */
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) {
checkmask |= SupportCHTV;
}
}
if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) {
checkmask |= SupportLCD;
}
}
/* Look backwards in table for matching CRT2 mode */
for(; SiS_Pr->SiS_RefIndex[RRTI + (*i)].ModeID == modeid; (*i)--) {
infoflag = SiS_Pr->SiS_RefIndex[RRTI + (*i)].Ext_InfoFlag;
if(infoflag & checkmask) return true;
if((*i) == 0) break;
}
/* Look through the whole mode-section of the table from the beginning
* for a matching CRT2 mode if no mode was found yet.
*/
for((*i) = 0; ; (*i)++) {
if(SiS_Pr->SiS_RefIndex[RRTI + (*i)].ModeID != modeid) break;
infoflag = SiS_Pr->SiS_RefIndex[RRTI + (*i)].Ext_InfoFlag;
if(infoflag & checkmask) return true;
}
return false;
}
/*********************************************/
/* Get rate index */
/*********************************************/
unsigned short
SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex)
{
unsigned short RRTI,i,backup_i;
unsigned short modeflag,index,temp,backupindex;
static const unsigned short LCDRefreshIndex[] = {
0x00, 0x00, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00
};
/* Do NOT check for UseCustomMode here, will skrew up FIFO */
if(ModeNo == 0xfe) return 0;
if(ModeNo <= 0x13) {
modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
} else {
modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
}
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) {
if(modeflag & HalfDCLK) return 0;
}
}
if(ModeNo < 0x14) return 0xFFFF;
index = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x33) >> SiS_Pr->SiS_SelectCRT2Rate) & 0x0F;
backupindex = index;
if(index > 0) index--;
if(SiS_Pr->SiS_SetFlag & ProgrammingCRT2) {
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) {
if(SiS_Pr->SiS_VBType & VB_NoLCD) index = 0;
else if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) index = backupindex = 0;
}
if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {
if(!(SiS_Pr->SiS_VBType & VB_NoLCD)) {
temp = LCDRefreshIndex[SiS_GetBIOSLCDResInfo(SiS_Pr)];
if(index > temp) index = temp;
}
}
} else {
if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) index = 0;
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) index = 0;
}
}
}
RRTI = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].REFindex;
ModeNo = SiS_Pr->SiS_RefIndex[RRTI].ModeID;
if(SiS_Pr->ChipType >= SIS_315H) {
if(!(SiS_Pr->SiS_VBInfo & DriverMode)) {
if( (SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_VESAID == 0x105) ||
(SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_VESAID == 0x107) ) {
if(backupindex <= 1) RRTI++;
}
}
}
i = 0;
do {
if(SiS_Pr->SiS_RefIndex[RRTI + i].ModeID != ModeNo) break;
temp = SiS_Pr->SiS_RefIndex[RRTI + i].Ext_InfoFlag;
temp &= ModeTypeMask;
if(temp < SiS_Pr->SiS_ModeType) break;
i++;
index--;
} while(index != 0xFFFF);
if(!(SiS_Pr->SiS_VBInfo & SetCRT2ToRAMDAC)) {
if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) {
temp = SiS_Pr->SiS_RefIndex[RRTI + i - 1].Ext_InfoFlag;
if(temp & InterlaceMode) i++;
}
}
i--;
if((SiS_Pr->SiS_SetFlag & ProgrammingCRT2) && (!(SiS_Pr->SiS_VBInfo & DisableCRT2Display))) {
backup_i = i;
if(!(SiS_AdjustCRT2Rate(SiS_Pr, ModeNo, ModeIdIndex, RRTI, &i))) {
i = backup_i;
}
}
return (RRTI + i);
}
/*********************************************/
/* STORE CRT2 INFO in CR34 */
/*********************************************/
static void
SiS_SaveCRT2Info(struct SiS_Private *SiS_Pr, unsigned short ModeNo)
{
unsigned short temp1, temp2;
/* Store CRT1 ModeNo in CR34 */
SiS_SetReg(SiS_Pr->SiS_P3d4,0x34,ModeNo);
temp1 = (SiS_Pr->SiS_VBInfo & SetInSlaveMode) >> 8;
temp2 = ~(SetInSlaveMode >> 8);
SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x31,temp2,temp1);
}
/*********************************************/
/* HELPER: GET SOME DATA FROM BIOS ROM */
/*********************************************/
#ifdef CONFIG_FB_SIS_300
static bool
SiS_CR36BIOSWord23b(struct SiS_Private *SiS_Pr)
{
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned short temp,temp1;
if(SiS_Pr->SiS_UseROM) {
if((ROMAddr[0x233] == 0x12) && (ROMAddr[0x234] == 0x34)) {
temp = 1 << ((SiS_GetReg(SiS_Pr->SiS_P3d4,0x36) >> 4) & 0x0f);
temp1 = SISGETROMW(0x23b);
if(temp1 & temp) return true;
}
}
return false;
}
static bool
SiS_CR36BIOSWord23d(struct SiS_Private *SiS_Pr)
{
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned short temp,temp1;
if(SiS_Pr->SiS_UseROM) {
if((ROMAddr[0x233] == 0x12) && (ROMAddr[0x234] == 0x34)) {
temp = 1 << ((SiS_GetReg(SiS_Pr->SiS_P3d4,0x36) >> 4) & 0x0f);
temp1 = SISGETROMW(0x23d);
if(temp1 & temp) return true;
}
}
return false;
}
#endif
/*********************************************/
/* HELPER: DELAY FUNCTIONS */
/*********************************************/
void
SiS_DDC2Delay(struct SiS_Private *SiS_Pr, unsigned int delaytime)
{
while (delaytime-- > 0)
SiS_GetReg(SiS_Pr->SiS_P3c4, 0x05);
}
#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
static void
SiS_GenericDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
{
SiS_DDC2Delay(SiS_Pr, delay * 36);
}
#endif
#ifdef CONFIG_FB_SIS_315
static void
SiS_LongDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
{
while(delay--) {
SiS_GenericDelay(SiS_Pr, 6623);
}
}
#endif
#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
static void
SiS_ShortDelay(struct SiS_Private *SiS_Pr, unsigned short delay)
{
while(delay--) {
SiS_GenericDelay(SiS_Pr, 66);
}
}
#endif
static void
SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime)
{
#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 CONFIG_FB_SIS_300
PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBType & VB_SIS301) PanelID &= 0xf7;
if(!(SiS_GetReg(SiS_Pr->SiS_P3c4,0x18) & 0x10)) PanelID = 0x12;
}
DelayIndex = PanelID >> 4;
if((DelayTime >= 2) && ((PanelID & 0x0f) == 1)) {
Delay = 3;
} else {
if(DelayTime >= 2) DelayTime -= 2;
if(!(DelayTime & 0x01)) {
Delay = SiS_Pr->SiS_PanelDelayTbl[DelayIndex].timer[0];
} else {
Delay = SiS_Pr->SiS_PanelDelayTbl[DelayIndex].timer[1];
}
if(SiS_Pr->SiS_UseROM) {
if(ROMAddr[0x220] & 0x40) {
if(!(DelayTime & 0x01)) Delay = (unsigned short)ROMAddr[0x225];
else Delay = (unsigned short)ROMAddr[0x226];
}
}
}
SiS_ShortDelay(SiS_Pr, Delay);
#endif /* CONFIG_FB_SIS_300 */
} else {
#ifdef CONFIG_FB_SIS_315
if((SiS_Pr->ChipType >= SIS_661) ||
(SiS_Pr->ChipType <= SIS_315PRO) ||
(SiS_Pr->ChipType == SIS_330) ||
(SiS_Pr->SiS_ROMNew)) {
if(!(DelayTime & 0x01)) {
SiS_DDC2Delay(SiS_Pr, 0x1000);
} else {
SiS_DDC2Delay(SiS_Pr, 0x4000);
}
} else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
(SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) ||
(SiS_Pr->SiS_CustomT == CUT_CLEVO1400) */ ) { /* 315 series, LVDS; Special */
if(SiS_Pr->SiS_IF_DEF_CH70xx == 0) {
PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);
if(SiS_Pr->SiS_CustomT == CUT_CLEVO1400) {
if(!(SiS_GetReg(SiS_Pr->SiS_P3c4,0x1b) & 0x10)) PanelID = 0x12;
}
if(SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) {
DelayIndex = PanelID & 0x0f;
} else {
DelayIndex = PanelID >> 4;
}
if((DelayTime >= 2) && ((PanelID & 0x0f) == 1)) {
Delay = 3;
} else {
if(DelayTime >= 2) DelayTime -= 2;
if(!(DelayTime & 0x01)) {
Delay = SiS_Pr->SiS_PanelDelayTblLVDS[DelayIndex].timer[0];
} else {
Delay = SiS_Pr->SiS_PanelDelayTblLVDS[DelayIndex].timer[1];
}
if((SiS_Pr->SiS_UseROM) && (!(SiS_Pr->SiS_ROMNew))) {
if(ROMAddr[0x13c] & 0x40) {
if(!(DelayTime & 0x01)) {
Delay = (unsigned short)ROMAddr[0x17e];
} else {
Delay = (unsigned short)ROMAddr[0x17f];
}
}
}
}
SiS_ShortDelay(SiS_Pr, Delay);
}
} else if(SiS_Pr->SiS_VBType & VB_SISVB) { /* 315 series, all bridges */
DelayIndex = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36) >> 4;
if(!(DelayTime & 0x01)) {
Delay = SiS_Pr->SiS_PanelDelayTbl[DelayIndex].timer[0];
} else {
Delay = SiS_Pr->SiS_PanelDelayTbl[DelayIndex].timer[1];
}
Delay <<= 8;
SiS_DDC2Delay(SiS_Pr, Delay);
}
#endif /* CONFIG_FB_SIS_315 */
}
}
#ifdef CONFIG_FB_SIS_315
static void
SiS_PanelDelayLoop(struct SiS_Private *SiS_Pr, unsigned short DelayTime, unsigned short DelayLoop)
{
int i;
for(i = 0; i < DelayLoop; i++) {
SiS_PanelDelay(SiS_Pr, DelayTime);
}
}
#endif
/*********************************************/
/* HELPER: WAIT-FOR-RETRACE FUNCTIONS */
/*********************************************/
void
SiS_WaitRetrace1(struct SiS_Private *SiS_Pr)
{
unsigned short watchdog;
if(SiS_GetReg(SiS_Pr->SiS_P3c4,0x1f) & 0xc0) return;
if(!(SiS_GetReg(SiS_Pr->SiS_P3d4,0x17) & 0x80)) return;
watchdog = 65535;
while((SiS_GetRegByte(SiS_Pr->SiS_P3da) & 0x08) && --watchdog);
watchdog = 65535;
while((!(SiS_GetRegByte(SiS_Pr->SiS_P3da) & 0x08)) && --watchdog);
}
#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
static void
SiS_WaitRetrace2(struct SiS_Private *SiS_Pr, unsigned short reg)
{
unsigned short watchdog;
watchdog = 65535;
while((SiS_GetReg(SiS_Pr->SiS_Part1Port,reg) & 0x02) && --watchdog);
watchdog = 65535;
while((!(SiS_GetReg(SiS_Pr->SiS_Part1Port,reg) & 0x02)) && --watchdog);
}
#endif
static void
SiS_WaitVBRetrace(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType < SIS_315H) {
#ifdef CONFIG_FB_SIS_300
if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
if(!(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x20)) return;
}
if(!(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x80)) {
SiS_WaitRetrace1(SiS_Pr);
} else {
SiS_WaitRetrace2(SiS_Pr, 0x25);
}
#endif
} else {
#ifdef CONFIG_FB_SIS_315
if(!(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00) & 0x40)) {
SiS_WaitRetrace1(SiS_Pr);
} else {
SiS_WaitRetrace2(SiS_Pr, 0x30);
}
#endif
}
}
static void
SiS_VBWait(struct SiS_Private *SiS_Pr)
{
unsigned short tempal,temp,i,j;
temp = 0;
for(i = 0; i < 3; i++) {
for(j = 0; j < 100; j++) {
tempal = SiS_GetRegByte(SiS_Pr->SiS_P3da);
if(temp & 0x01) {
if((tempal & 0x08)) continue;
else break;
} else {
if(!(tempal & 0x08)) continue;
else break;
}
}
temp ^= 0x01;
}
}
static void
SiS_VBLongWait(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) {
SiS_VBWait(SiS_Pr);
} else {
SiS_WaitRetrace1(SiS_Pr);
}
}
/*********************************************/
/* HELPER: MISC */
/*********************************************/
#ifdef CONFIG_FB_SIS_300
static bool
SiS_Is301B(struct SiS_Private *SiS_Pr)
{
if(SiS_GetReg(SiS_Pr->SiS_Part4Port,0x01) >= 0xb0) return true;
return false;
}
#endif
static bool
SiS_CRT2IsLCD(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType == SIS_730) {
if(SiS_GetReg(SiS_Pr->SiS_P3c4,0x13) & 0x20) return true;
}
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x30) & 0x20) return true;
return false;
}
bool
SiS_IsDualEdge(struct SiS_Private *SiS_Pr)
{
#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;
}
}
#endif
return false;
}
bool
SiS_IsVAMode(struct SiS_Private *SiS_Pr)
{
#ifdef CONFIG_FB_SIS_315
unsigned short flag;
if(SiS_Pr->ChipType >= SIS_315H) {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if((flag & EnableDualEdge) && (flag & SetToLCDA)) return true;
}
#endif
return false;
}
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsVAorLCD(struct SiS_Private *SiS_Pr)
{
if(SiS_IsVAMode(SiS_Pr)) return true;
if(SiS_CRT2IsLCD(SiS_Pr)) return true;
return false;
}
#endif
static bool
SiS_IsDualLink(struct SiS_Private *SiS_Pr)
{
#ifdef CONFIG_FB_SIS_315
if(SiS_Pr->ChipType >= SIS_315H) {
if((SiS_CRT2IsLCD(SiS_Pr)) ||
(SiS_IsVAMode(SiS_Pr))) {
if(SiS_Pr->SiS_LCDInfo & LCDDualLink) return true;
}
}
#endif
return false;
}
#ifdef CONFIG_FB_SIS_315
static bool
SiS_TVEnabled(struct SiS_Private *SiS_Pr)
{
if((SiS_GetReg(SiS_Pr->SiS_Part2Port,0x00) & 0x0f) != 0x0c) return true;
if(SiS_Pr->SiS_VBType & VB_SISYPBPR) {
if(SiS_GetReg(SiS_Pr->SiS_Part2Port,0x4d) & 0x10) return true;
}
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_LCDAEnabled(struct SiS_Private *SiS_Pr)
{
if(SiS_GetReg(SiS_Pr->SiS_Part1Port,0x13) & 0x04) return true;
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_WeHaveBacklightCtrl(struct SiS_Private *SiS_Pr)
{
if((SiS_Pr->ChipType >= SIS_315H) && (SiS_Pr->ChipType < SIS_661)) {
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x79) & 0x10) return true;
}
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsNotM650orLater(struct SiS_Private *SiS_Pr)
{
unsigned short flag;
if(SiS_Pr->ChipType == SIS_650) {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x5f) & 0xf0;
/* Check for revision != A0 only */
if((flag == 0xe0) || (flag == 0xc0) ||
(flag == 0xb0) || (flag == 0x90)) return false;
} else if(SiS_Pr->ChipType >= SIS_661) return false;
return true;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsYPbPr(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType >= SIS_315H) {
/* YPrPb = 0x08 */
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x38) & EnableCHYPbPr) return true;
}
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsChScart(struct SiS_Private *SiS_Pr)
{
if(SiS_Pr->ChipType >= SIS_315H) {
/* Scart = 0x04 */
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x38) & EnableCHScart) return true;
}
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsTVOrYPbPrOrScart(struct SiS_Private *SiS_Pr)
{
unsigned short flag;
if(SiS_Pr->ChipType >= SIS_315H) {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
if(flag & SetCRT2ToTV) return true;
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if(flag & EnableCHYPbPr) return true; /* = YPrPb = 0x08 */
if(flag & EnableCHScart) return true; /* = Scart = 0x04 - TW */
} else {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
if(flag & SetCRT2ToTV) return true;
}
return false;
}
#endif
#ifdef CONFIG_FB_SIS_315
static bool
SiS_IsLCDOrLCDA(struct SiS_Private *SiS_Pr)
{
unsigned short flag;
if(SiS_Pr->ChipType >= SIS_315H) {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
if(flag & SetCRT2ToLCD) return true;
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if(flag & SetToLCDA) return true;
} else {
flag = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
if(flag & SetCRT2ToLCD) return true;
}
return false;
}
#endif
static bool
SiS_HaveBridge(struct SiS_Private *SiS_Pr)
{
unsigned short flag;
if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
return true;
} else if(SiS_Pr->SiS_VBType & VB_SISVB) {
flag = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x00);
if((flag == 1) || (flag == 2)) return true;
}
return false;
}
static bool
SiS_BridgeIsEnabled(struct SiS_Private *SiS_Pr)
{
unsigned short flag;
if(SiS_HaveBridge(SiS_Pr)) {
flag = SiS_GetReg(SiS_Pr->SiS_Part1Port,0x00);
if(SiS_Pr->ChipType < SIS_315H) {
flag &= 0xa0;
if((flag == 0x80) || (flag == 0x20)) return true;
} else {
flag &= 0x50;
if((flag == 0x40) || (flag == 0x10)) return true;
}
}
return false;
}
static bool
SiS_BridgeInSlavemode(struct SiS_Private *SiS_Pr)
{
unsigned short flag1;
flag1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x31);
if(flag1 & (SetInSlaveMode >> 8)) return true;
return false;
}
/*********************************************/
/* GET VIDEO BRIDGE CONFIG INFO */
/*********************************************/
/* Setup general purpose IO for Chrontel communication */
#ifdef CONFIG_FB_SIS_300
void
SiS_SetChrontelGPIO(struct SiS_Private *SiS_Pr, unsigned short myvbinfo)
{
unsigned int acpibase;
unsigned short temp;
if(!(SiS_Pr->SiS_ChSW)) return;
acpibase = sisfb_read_lpc_pci_dword(SiS_Pr, 0x74);
acpibase &= 0xFFFF;
if(!acpibase) return;
temp = SiS_GetRegShort((acpibase + 0x3c)); /* ACPI register 0x3c: GP Event 1 I/O mode select */
temp &= 0xFEFF;
SiS_SetRegShort((acpibase + 0x3c), temp);
temp = SiS_GetRegShort((acpibase + 0x3c));
temp = SiS_GetRegShort((acpibase + 0x3a)); /* ACPI register 0x3a: GP Pin Level (low/high) */
temp &= 0xFEFF;
if(!(myvbinfo & SetCRT2ToTV)) temp |= 0x0100;
SiS_SetRegShort((acpibase + 0x3a), temp);
temp = SiS_GetRegShort((acpibase + 0x3a));
}
#endif
void
SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
unsigned short ModeIdIndex, int checkcrt2mode)
{
unsigned short tempax, tempbx, temp;
unsigned short modeflag, resinfo = 0;
SiS_Pr->SiS_SetFlag = 0;
modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex);
SiS_Pr->SiS_ModeType = modeflag & ModeTypeMask;
if((ModeNo > 0x13) && (!SiS_Pr->UseCustomMode)) {
resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
}
tempbx = 0;
if(SiS_HaveBridge(SiS_Pr)) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x30);
tempbx |= temp;
tempax = SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) << 8;
tempax &= (DriverMode | LoadDACFlag | SetNotSimuMode | SetPALTV);
tempbx |= tempax;
#ifdef CONFIG_FB_SIS_315
if(SiS_Pr->ChipType >= SIS_315H) {
if(SiS_Pr->SiS_VBType & VB_SISLCDA) {
if(ModeNo == 0x03) {
/* Mode 0x03 is never in driver mode */
SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x31,0xbf);
}
if(!(SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) & (DriverMode >> 8))) {
/* Reset LCDA setting if not driver mode */
SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x38,0xfc);
}
if(IS_SIS650) {
if(SiS_Pr->SiS_UseLCDA) {
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x5f) & 0xF0) {
if((ModeNo <= 0x13) || (!(SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) & (DriverMode >> 8)))) {
SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x38,(EnableDualEdge | SetToLCDA));
}
}
}
}
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if((temp & (EnableDualEdge | SetToLCDA)) == (EnableDualEdge | SetToLCDA)) {
tempbx |= SetCRT2ToLCDA;
}
}
if(SiS_Pr->ChipType >= SIS_661) { /* New CR layout */
tempbx &= ~(SetCRT2ToYPbPr525750 | SetCRT2ToHiVision);
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x38) & 0x04) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35) & 0xe0;
if(temp == 0x60) tempbx |= SetCRT2ToHiVision;
else if(SiS_Pr->SiS_VBType & VB_SISYPBPR) {
tempbx |= SetCRT2ToYPbPr525750;
}
}
}
if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if(temp & SetToLCDA) {
tempbx |= SetCRT2ToLCDA;
}
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(temp & EnableCHYPbPr) {
tempbx |= SetCRT2ToCHYPbPr;
}
}
}
}
#endif /* CONFIG_FB_SIS_315 */
if(!(SiS_Pr->SiS_VBType & VB_SISVGA2)) {
tempbx &= ~(SetCRT2ToRAMDAC);
}
if(SiS_Pr->SiS_VBType & VB_SISVB) {
temp = SetCRT2ToSVIDEO |
SetCRT2ToAVIDEO |
SetCRT2ToSCART |
SetCRT2ToLCDA |
SetCRT2ToLCD |
SetCRT2ToRAMDAC |
SetCRT2ToHiVision |
SetCRT2ToYPbPr525750;
} else {
if(SiS_Pr->ChipType >= SIS_315H) {
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
temp = SetCRT2ToAVIDEO |
SetCRT2ToSVIDEO |
SetCRT2ToSCART |
SetCRT2ToLCDA |
SetCRT2ToLCD |
SetCRT2ToCHYPbPr;
} else {
temp = SetCRT2ToLCDA |
SetCRT2ToLCD;
}
} else {
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
temp = SetCRT2ToTV | SetCRT2ToLCD;
} else {
temp = SetCRT2ToLCD;
}
}
}
if(!(tempbx & temp)) {
tempax = DisableCRT2Display;
tempbx = 0;
}
if(SiS_Pr->SiS_VBType & VB_SISVB) {
unsigned short clearmask = ( DriverMode |
DisableCRT2Display |
LoadDACFlag |
SetNotSimuMode |
SetInSlaveMode |
SetPALTV |
SwitchCRT2 |
SetSimuScanMode );
if(tempbx & SetCRT2ToLCDA) tempbx &= (clearmask | SetCRT2ToLCDA);
if(tempbx & SetCRT2ToRAMDAC) tempbx &= (clearmask | SetCRT2ToRAMDAC);
if(tempbx & SetCRT2ToLCD) tempbx &= (clearmask | SetCRT2ToLCD);
if(tempbx & SetCRT2ToSCART) tempbx &= (clearmask | SetCRT2ToSCART);
if(tempbx & SetCRT2ToHiVision) tempbx &= (clearmask | SetCRT2ToHiVision);
if(tempbx & SetCRT2ToYPbPr525750) tempbx &= (clearmask | SetCRT2ToYPbPr525750);
} else {
if(SiS_Pr->ChipType >= SIS_315H) {
if(tempbx & SetCRT2ToLCDA) {
tempbx &= (0xFF00|SwitchCRT2|SetSimuScanMode);
}
}
if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(tempbx & SetCRT2ToTV) {
tempbx &= (0xFF00|SetCRT2ToTV|SwitchCRT2|SetSimuScanMode);
}
}
if(tempbx & SetCRT2ToLCD) {
tempbx &= (0xFF00|SetCRT2ToLCD|SwitchCRT2|SetSimuScanMode);
}
if(SiS_Pr->ChipType >= SIS_315H) {
if(tempbx & SetCRT2ToLCDA) {
tempbx |= SetCRT2ToLCD;
}
}
}
if(tempax & DisableCRT2Display) {
if(!(tempbx & (SwitchCRT2 | SetSimuScanMode))) {
tempbx = SetSimuScanMode | DisableCRT2Display;
}
}
if(!(tempbx & DriverMode)) tempbx |= SetSimuScanMode;
/* LVDS/CHRONTEL (LCD/TV) and 301BDH (LCD) can only be slave in 8bpp modes */
if(SiS_Pr->SiS_ModeType <= ModeVGA) {
if( (SiS_Pr->SiS_IF_DEF_LVDS == 1) ||
((SiS_Pr->SiS_VBType & VB_NoLCD) && (tempbx & SetCRT2ToLCD)) ) {
modeflag &= (~CRT2Mode);
}
}
if(!(tempbx & SetSimuScanMode)) {
if(tempbx & SwitchCRT2) {
if((!(modeflag & CRT2Mode)) && (checkcrt2mode)) {
if(resinfo != SIS_RI_1600x1200) {
tempbx |= SetSimuScanMode;
}
}
} else {
if(SiS_BridgeIsEnabled(SiS_Pr)) {
if(!(tempbx & DriverMode)) {
if(SiS_BridgeInSlavemode(SiS_Pr)) {
tempbx |= SetSimuScanMode;
}
}
}
}
}
if(!(tempbx & DisableCRT2Display)) {
if(tempbx & DriverMode) {
if(tempbx & SetSimuScanMode) {
if((!(modeflag & CRT2Mode)) && (checkcrt2mode)) {
if(resinfo != SIS_RI_1600x1200) {
tempbx |= SetInSlaveMode;
}
}
}
} else {
tempbx |= SetInSlaveMode;
}
}
}
SiS_Pr->SiS_VBInfo = tempbx;
#ifdef CONFIG_FB_SIS_300
if(SiS_Pr->ChipType == SIS_630) {
SiS_SetChrontelGPIO(SiS_Pr, SiS_Pr->SiS_VBInfo);
}
#endif
#if 0
printk(KERN_DEBUG "sisfb: (init301: VBInfo= 0x%04x, SetFlag=0x%04x)\n",
SiS_Pr->SiS_VBInfo, SiS_Pr->SiS_SetFlag);
#endif
}
/*********************************************/
/* DETERMINE YPbPr MODE */
/*********************************************/
void
SiS_SetYPbPr(struct SiS_Private *SiS_Pr)
{
unsigned char temp;
/* Note: This variable is only used on 30xLV systems.
* CR38 has a different meaning on LVDS/CH7019 systems.
* On 661 and later, these bits moved to CR35.
*
* On 301, 301B, only HiVision 1080i is supported.
* On 30xLV, 301C, only YPbPr 1080i is supported.
*/
SiS_Pr->SiS_YPbPr = 0;
if(SiS_Pr->ChipType >= SIS_661) return;
if(SiS_Pr->SiS_VBType) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
SiS_Pr->SiS_YPbPr = YPbPrHiVision;
}
}
if(SiS_Pr->ChipType >= SIS_315H) {
if(SiS_Pr->SiS_VBType & VB_SISYPBPR) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if(temp & 0x08) {
switch((temp >> 4)) {
case 0x00: SiS_Pr->SiS_YPbPr = YPbPr525i; break;
case 0x01: SiS_Pr->SiS_YPbPr = YPbPr525p; break;
case 0x02: SiS_Pr->SiS_YPbPr = YPbPr750p; break;
case 0x03: SiS_Pr->SiS_YPbPr = YPbPrHiVision; break;
}
}
}
}
}
/*********************************************/
/* DETERMINE TVMode flag */
/*********************************************/
void
SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex)
{
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned short temp, temp1, resinfo = 0, romindex = 0;
unsigned char OutputSelect = *SiS_Pr->pSiS_OutputSelect;
SiS_Pr->SiS_TVMode = 0;
if(!(SiS_Pr->SiS_VBInfo & SetCRT2ToTV)) return;
if(SiS_Pr->UseCustomMode) return;
if(ModeNo > 0x13) {
resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
}
if(SiS_Pr->ChipType < SIS_661) {
if(SiS_Pr->SiS_VBInfo & SetPALTV) SiS_Pr->SiS_TVMode |= TVSetPAL;
if(SiS_Pr->SiS_VBType & VB_SISVB) {
temp = 0;
if((SiS_Pr->ChipType == SIS_630) ||
(SiS_Pr->ChipType == SIS_730)) {
temp = 0x35;
romindex = 0xfe;
} else if(SiS_Pr->ChipType >= SIS_315H) {
temp = 0x38;
if(SiS_Pr->ChipType < XGI_20) {
romindex = 0xf3;
if(SiS_Pr->ChipType >= SIS_330) romindex = 0x11b;
}
}
if(temp) {
if(romindex && SiS_Pr->SiS_UseROM && (!(SiS_Pr->SiS_ROMNew))) {
OutputSelect = ROMAddr[romindex];
if(!(OutputSelect & EnablePALMN)) {
SiS_SetRegAND(SiS_Pr->SiS_P3d4,temp,0x3F);
}
}
temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,temp);
if(SiS_Pr->SiS_TVMode & TVSetPAL) {
if(temp1 & EnablePALM) { /* 0x40 */
SiS_Pr->SiS_TVMode |= TVSetPALM;
SiS_Pr->SiS_TVMode &= ~TVSetPAL;
} else if(temp1 & EnablePALN) { /* 0x80 */
SiS_Pr->SiS_TVMode |= TVSetPALN;
}
} else {
if(temp1 & EnableNTSCJ) { /* 0x40 */
SiS_Pr->SiS_TVMode |= TVSetNTSCJ;
}
}
}
/* Translate HiVision/YPbPr to our new flags */
if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
if(SiS_Pr->SiS_YPbPr == YPbPr750p) SiS_Pr->SiS_TVMode |= TVSetYPbPr750p;
else if(SiS_Pr->SiS_YPbPr == YPbPr525p) SiS_Pr->SiS_TVMode |= TVSetYPbPr525p;
else if(SiS_Pr->SiS_YPbPr == YPbPrHiVision) SiS_Pr->SiS_TVMode |= TVSetHiVision;
else SiS_Pr->SiS_TVMode |= TVSetYPbPr525i;
if(SiS_Pr->SiS_TVMode & (TVSetYPbPr750p | TVSetYPbPr525p | TVSetYPbPr525i)) {
SiS_Pr->SiS_VBInfo &= ~SetCRT2ToHiVision;
SiS_Pr->SiS_VBInfo |= SetCRT2ToYPbPr525750;
} else if(SiS_Pr->SiS_TVMode & TVSetHiVision) {
SiS_Pr->SiS_TVMode |= TVSetPAL;
}
}
} else if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) {
if(SiS_Pr->SiS_CHOverScan) {
if(SiS_Pr->SiS_IF_DEF_CH70xx == 1) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
if((temp & TVOverScan) || (SiS_Pr->SiS_CHOverScan == 1)) {
SiS_Pr->SiS_TVMode |= TVSetCHOverScan;
}
} else if(SiS_Pr->SiS_IF_DEF_CH70xx == 2) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x79);
if((temp & 0x80) || (SiS_Pr->SiS_CHOverScan == 1)) {
SiS_Pr->SiS_TVMode |= TVSetCHOverScan;
}
}
if(SiS_Pr->SiS_CHSOverScan) {
SiS_Pr->SiS_TVMode |= TVSetCHOverScan;
}
}
if(SiS_Pr->SiS_IF_DEF_CH70xx == 2) {
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x38);
if(SiS_Pr->SiS_TVMode & TVSetPAL) {
if(temp & EnablePALM) SiS_Pr->SiS_TVMode |= TVSetPALM;
else if(temp & EnablePALN) SiS_Pr->SiS_TVMode |= TVSetPALN;
} else {
if(temp & EnableNTSCJ) {
SiS_Pr->SiS_TVMode |= TVSetNTSCJ;
}
}
}
}
} else { /* 661 and later */
temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
if(temp1 & 0x01) {
SiS_Pr->SiS_TVMode |= TVSetPAL;
if(temp1 & 0x08) {
SiS_Pr->SiS_TVMode |= TVSetPALN;
} else if(temp1 & 0x04) {
if(SiS_Pr->SiS_VBType & VB_SISVB) {
SiS_Pr->SiS_TVMode &= ~TVSetPAL;
}
SiS_Pr->SiS_TVMode |= TVSetPALM;
}
} else {
if(temp1 & 0x02) {
SiS_Pr->SiS_TVMode |= TVSetNTSCJ;
}
}
if(SiS_Pr->SiS_IF_DEF_CH70xx == 2) {
if(SiS_Pr->SiS_CHOverScan) {
if((temp1 & 0x10) || (SiS_Pr->SiS_CHOverScan == 1)) {
SiS_Pr->SiS_TVMode |= TVSetCHOverScan;
}
}
}
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToYPbPr525750) {
temp1 &= 0xe0;
if(temp1 == 0x00) SiS_Pr->SiS_TVMode |= TVSetYPbPr525i;
else if(temp1 == 0x20) SiS_Pr->SiS_TVMode |= TVSetYPbPr525p;
else if(temp1 == 0x40) SiS_Pr->SiS_TVMode |= TVSetYPbPr750p;
} else if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
SiS_Pr->SiS_TVMode |= (TVSetHiVision | TVSetPAL);
}
if(SiS_Pr->SiS_VBInfo & (SetCRT2ToYPbPr525750 | SetCRT2ToHiVision)) {
if(resinfo == SIS_RI_800x480 || resinfo == SIS_RI_1024x576 || resinfo == SIS_RI_1280x720) {
SiS_Pr->SiS_TVMode |= TVAspect169;
} else {
temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x39);
if(temp1 & 0x02) {
if(SiS_Pr->SiS_TVMode & (TVSetYPbPr750p | TVSetHiVision)) {
SiS_Pr->SiS_TVMode |= TVAspect169;
} else {
SiS_Pr->SiS_TVMode |= TVAspect43LB;
}
} else {
SiS_Pr->SiS_TVMode |= TVAspect43;
}
}
}
}
}
if(SiS_Pr->SiS_VBInfo & SetCRT2ToSCART) SiS_Pr->SiS_TVMode |= TVSetPAL;
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
SiS_Pr->SiS_TVMode |= TVSetPAL;
SiS_Pr->SiS_TVMode &= ~(TVSetPALM | TVSetPALN | TVSetNTSCJ);
} else if(SiS_Pr->SiS_VBInfo & SetCRT2ToYPbPr525750) {
if(SiS_Pr->SiS_TVMode & (TVSetYPbPr525i | TVSetYPbPr525p | TVSetYPbPr750p)) {
SiS_Pr->SiS_TVMode &= ~(TVSetPAL | TVSetNTSCJ | TVSetPALM | TVSetPALN);
}
}
if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) {
if(!(SiS_Pr->SiS_VBInfo & SetNotSimuMode)) {
SiS_Pr->SiS_TVMode |= TVSetTVSimuMode;
}
}
if(!(SiS_Pr->SiS_TVMode & TVSetPAL)) {
if(resinfo == SIS_RI_1024x768) {
if(SiS_Pr->SiS_TVMode & TVSetYPbPr525p) {
SiS_Pr->SiS_TVMode |= TVSet525p1024;
} else if(!(SiS_Pr->SiS_TVMode & (TVSetHiVision | TVSetYPbPr750p))) {
SiS_Pr->SiS_TVMode |= TVSetNTSC1024;
}
}
}
SiS_Pr->SiS_TVMode |= TVRPLLDIV2XO;
if((SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) &&
(SiS_Pr->SiS_VBInfo & SetInSlaveMode)) {
SiS_Pr->SiS_TVMode &= ~TVRPLLDIV2XO;
} else if(SiS_Pr->SiS_TVMode & (TVSetYPbPr525p | TVSetYPbPr750p)) {
SiS_Pr->SiS_TVMode &= ~TVRPLLDIV2XO;
} else if(!(SiS_Pr->SiS_VBType & VB_SIS30xBLV)) {
if(SiS_Pr->SiS_TVMode & TVSetTVSimuMode) {
SiS_Pr->SiS_TVMode &= ~TVRPLLDIV2XO;
}
}
}
SiS_Pr->SiS_VBInfo &= ~SetPALTV;
}
/*********************************************/
/* GET LCD INFO */
/*********************************************/
static unsigned short
SiS_GetBIOSLCDResInfo(struct SiS_Private *SiS_Pr)
{
unsigned short temp = SiS_Pr->SiS_LCDResInfo;
/* Translate my LCDResInfo to BIOS value */
switch(temp) {
case Panel_1280x768_2: temp = Panel_1280x768; break;
case Panel_1280x800_2: temp = Panel_1280x800; break;
case Panel_1280x854: temp = Panel661_1280x854; break;
}
return temp;
}
static void
SiS_GetLCDInfoBIOS(struct SiS_Private *SiS_Pr)
{
#ifdef CONFIG_FB_SIS_315
unsigned char *ROMAddr;
unsigned short temp;
if((ROMAddr = GetLCDStructPtr661(SiS_Pr))) {
if((temp = SISGETROMW(6)) != SiS_Pr->PanelHT) {
SiS_Pr->SiS_NeedRomModeData = true;
SiS_Pr->PanelHT = temp;
}
if((temp = SISGETROMW(8)) != SiS_Pr->PanelVT) {
SiS_Pr->SiS_NeedRomModeData = true;
SiS_Pr->PanelVT = temp;
}
SiS_Pr->PanelHRS = SISGETROMW(10);
SiS_Pr->PanelHRE = SISGETROMW(12);
SiS_Pr->PanelVRS = SISGETROMW(14);
SiS_Pr->PanelVRE = SISGETROMW(16);
SiS_Pr->PanelVCLKIdx315 = VCLK_CUSTOM_315;
SiS_Pr->SiS_VCLKData[VCLK_CUSTOM_315].CLOCK =
SiS_Pr->SiS_VBVCLKData[VCLK_CUSTOM_315].CLOCK = (unsigned short)((unsigned char)ROMAddr[18]);
SiS_Pr->SiS_VCLKData[VCLK_CUSTOM_315].SR2B =
SiS_Pr->SiS_VBVCLKData[VCLK_CUSTOM_315].Part4_A = ROMAddr[19];
SiS_Pr->SiS_VCLKData[VCLK_CUSTOM_315].SR2C =
SiS_Pr->SiS_VBVCLKData[VCLK_CUSTOM_315].Part4_B = ROMAddr[20];
}
#endif
}
static void
SiS_CheckScaling(struct SiS_Private *SiS_Pr, unsigned short resinfo,
const unsigned char *nonscalingmodes)
{
int i = 0;
while(nonscalingmodes[i] != 0xff) {
if(nonscalingmodes[i++] == resinfo) {
if((SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) ||
(SiS_Pr->UsePanelScaler == -1)) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
}
}
}
void
SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex)
{
unsigned short temp,modeflag,resinfo=0,modexres=0,modeyres=0;
bool panelcanscale = false;
#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 CONFIG_FB_SIS_315
unsigned char *myptr = NULL;
#endif
SiS_Pr->SiS_LCDResInfo = 0;
SiS_Pr->SiS_LCDTypeInfo = 0;
SiS_Pr->SiS_LCDInfo = 0;
SiS_Pr->PanelHRS = 999; /* HSync start */
SiS_Pr->PanelHRE = 999; /* HSync end */
SiS_Pr->PanelVRS = 999; /* VSync start */
SiS_Pr->PanelVRE = 999; /* VSync end */
SiS_Pr->SiS_NeedRomModeData = false;
/* Alternative 1600x1200@60 timing for 1600x1200 LCDA */
SiS_Pr->Alternate1600x1200 = false;
if(!(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA))) return;
modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex);
if((ModeNo > 0x13) && (!SiS_Pr->UseCustomMode)) {
resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
modexres = SiS_Pr->SiS_ModeResInfo[resinfo].HTotal;
modeyres = SiS_Pr->SiS_ModeResInfo[resinfo].VTotal;
}
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);
/* For broken BIOSes: Assume 1024x768 */
if(temp == 0) temp = 0x02;
if((SiS_Pr->ChipType >= SIS_661) || (SiS_Pr->SiS_ROMNew)) {
SiS_Pr->SiS_LCDTypeInfo = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x39) & 0x7c) >> 2;
} else if((SiS_Pr->ChipType < SIS_315H) || (SiS_Pr->ChipType >= SIS_661)) {
SiS_Pr->SiS_LCDTypeInfo = temp >> 4;
} else {
SiS_Pr->SiS_LCDTypeInfo = (temp & 0x0F) - 1;
}
temp &= 0x0f;
#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) {
if(temp < 0x0f) temp &= 0x07;
}
/* Translate 300 series LCDRes to 315 series for unified usage */
temp = SiS300SeriesLCDRes[temp];
}
#endif
/* Translate to our internal types */
#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;
else if(temp == Panel310_320x240_3) temp = Panel_320x240_3;
} else if(SiS_Pr->ChipType >= SIS_661) {
if(temp == Panel661_1280x854) temp = Panel_1280x854;
}
#endif
if(SiS_Pr->SiS_VBType & VB_SISLVDS) { /* SiS LVDS */
if(temp == Panel310_1280x768) {
temp = Panel_1280x768_2;
}
if(SiS_Pr->SiS_ROMNew) {
if(temp == Panel661_1280x800) {
temp = Panel_1280x800_2;
}
}
}
SiS_Pr->SiS_LCDResInfo = temp;
#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;
} else if(SiS_Pr->SiS_CustomT == CUT_PANEL848) {
SiS_Pr->SiS_LCDResInfo = Panel_848x480;
} else if(SiS_Pr->SiS_CustomT == CUT_PANEL856) {
SiS_Pr->SiS_LCDResInfo = Panel_856x480;
}
}
#endif
if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_LCDResInfo < SiS_Pr->SiS_PanelMin301)
SiS_Pr->SiS_LCDResInfo = SiS_Pr->SiS_PanelMin301;
} else {
if(SiS_Pr->SiS_LCDResInfo < SiS_Pr->SiS_PanelMinLVDS)
SiS_Pr->SiS_LCDResInfo = SiS_Pr->SiS_PanelMinLVDS;
}
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x37);
SiS_Pr->SiS_LCDInfo = temp & ~0x000e;
/* Need temp below! */
/* These must/can't scale no matter what */
switch(SiS_Pr->SiS_LCDResInfo) {
case Panel_320x240_1:
case Panel_320x240_2:
case Panel_320x240_3:
case Panel_1280x960:
SiS_Pr->SiS_LCDInfo &= ~DontExpandLCD;
break;
case Panel_640x480:
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
panelcanscale = (bool)(SiS_Pr->SiS_LCDInfo & DontExpandLCD);
if(!SiS_Pr->UsePanelScaler) SiS_Pr->SiS_LCDInfo &= ~DontExpandLCD;
else if(SiS_Pr->UsePanelScaler == 1) SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
/* Dual link, Pass 1:1 BIOS default, etc. */
#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;
}
if(SiS_Pr->SiS_VBType & VB_SISDUALLINK) {
if(SiS_Pr->SiS_ROMNew) {
if(temp & 0x02) SiS_Pr->SiS_LCDInfo |= LCDDualLink;
} else if((myptr = GetLCDStructPtr661(SiS_Pr))) {
if(myptr[2] & 0x01) SiS_Pr->SiS_LCDInfo |= LCDDualLink;
}
}
} else if(SiS_Pr->ChipType >= SIS_315H) {
if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x39) & 0x01) SiS_Pr->SiS_LCDInfo |= LCDPass11;
}
if((SiS_Pr->SiS_ROMNew) && (!(SiS_Pr->PanelSelfDetected))) {
SiS_Pr->SiS_LCDInfo &= ~(LCDRGB18Bit);
temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35);
if(temp & 0x01) SiS_Pr->SiS_LCDInfo |= LCDRGB18Bit;
if(SiS_Pr->SiS_VBType & VB_SISDUALLINK) {
if(temp & 0x02) SiS_Pr->SiS_LCDInfo |= LCDDualLink;
}
} else if(!(SiS_Pr->SiS_ROMNew)) {
if(SiS_Pr->SiS_VBType & VB_SISDUALLINK) {
if((SiS_Pr->SiS_CustomT == CUT_CLEVO1024) &&
(SiS_Pr->SiS_LCDResInfo == Panel_1024x768)) {
SiS_Pr->SiS_LCDInfo |= LCDDualLink;
}
if((SiS_Pr->SiS_LCDResInfo == Panel_1280x1024) ||
(SiS_Pr->SiS_LCDResInfo == Panel_1400x1050) ||
(SiS_Pr->SiS_LCDResInfo == Panel_1600x1200) ||
(SiS_Pr->SiS_LCDResInfo == Panel_1680x1050)) {
SiS_Pr->SiS_LCDInfo |= LCDDualLink;
}
}
}
}
#endif
/* Pass 1:1 */
if((SiS_Pr->SiS_IF_DEF_LVDS == 1) || (SiS_Pr->SiS_VBType & VB_NoLCD)) {
/* Always center screen on LVDS (if scaling is disabled) */
SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
} else if(SiS_Pr->SiS_VBType & VB_SISVB) {
if(SiS_Pr->SiS_VBType & VB_SISLVDS) {
/* Always center screen on SiS LVDS (if scaling is disabled) */
SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
} else {
/* By default, pass 1:1 on SiS TMDS (if scaling is supported) */
if(panelcanscale) SiS_Pr->SiS_LCDInfo |= LCDPass11;
if(SiS_Pr->CenterScreen == 1) SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
}
}
SiS_Pr->PanelVCLKIdx300 = VCLK65_300;
SiS_Pr->PanelVCLKIdx315 = VCLK108_2_315;
switch(SiS_Pr->SiS_LCDResInfo) {
case Panel_320x240_1:
case Panel_320x240_2:
case Panel_320x240_3: SiS_Pr->PanelXRes = 640; SiS_Pr->PanelYRes = 480;
SiS_Pr->PanelVRS = 24; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx300 = VCLK28;
SiS_Pr->PanelVCLKIdx315 = VCLK28;
break;
case Panel_640x480: SiS_Pr->PanelXRes = 640; SiS_Pr->PanelYRes = 480;
SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx300 = VCLK28;
SiS_Pr->PanelVCLKIdx315 = VCLK28;
break;
case Panel_800x600: SiS_Pr->PanelXRes = 800; SiS_Pr->PanelYRes = 600;
SiS_Pr->PanelHT = 1056; SiS_Pr->PanelVT = 628;
SiS_Pr->PanelHRS = 40; SiS_Pr->PanelHRE = 128;
SiS_Pr->PanelVRS = 1; SiS_Pr->PanelVRE = 4;
SiS_Pr->PanelVCLKIdx300 = VCLK40;
SiS_Pr->PanelVCLKIdx315 = VCLK40;
break;
case Panel_1024x600: SiS_Pr->PanelXRes = 1024; SiS_Pr->PanelYRes = 600;
SiS_Pr->PanelHT = 1344; SiS_Pr->PanelVT = 800;
SiS_Pr->PanelHRS = 24; SiS_Pr->PanelHRE = 136;
SiS_Pr->PanelVRS = 2 /* 88 */ ; SiS_Pr->PanelVRE = 6;
SiS_Pr->PanelVCLKIdx300 = VCLK65_300;
SiS_Pr->PanelVCLKIdx315 = VCLK65_315;
break;
case Panel_1024x768: SiS_Pr->PanelXRes = 1024; SiS_Pr->PanelYRes = 768;
SiS_Pr->PanelHT = 1344; SiS_Pr->PanelVT = 806;
SiS_Pr->PanelHRS = 24; SiS_Pr->PanelHRE = 136;
SiS_Pr->PanelVRS = 3; SiS_Pr->PanelVRE = 6;
if(SiS_Pr->ChipType < SIS_315H) {
SiS_Pr->PanelHRS = 23;
SiS_Pr->PanelVRE = 5;
}
SiS_Pr->PanelVCLKIdx300 = VCLK65_300;
SiS_Pr->PanelVCLKIdx315 = VCLK65_315;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1152x768: SiS_Pr->PanelXRes = 1152; SiS_Pr->PanelYRes = 768;
SiS_Pr->PanelHT = 1344; SiS_Pr->PanelVT = 806;
SiS_Pr->PanelHRS = 24; SiS_Pr->PanelHRE = 136;
SiS_Pr->PanelVRS = 3; SiS_Pr->PanelVRE = 6;
if(SiS_Pr->ChipType < SIS_315H) {
SiS_Pr->PanelHRS = 23;
SiS_Pr->PanelVRE = 5;
}
SiS_Pr->PanelVCLKIdx300 = VCLK65_300;
SiS_Pr->PanelVCLKIdx315 = VCLK65_315;
break;
case Panel_1152x864: SiS_Pr->PanelXRes = 1152; SiS_Pr->PanelYRes = 864;
break;
case Panel_1280x720: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 720;
SiS_Pr->PanelHT = 1650; SiS_Pr->PanelVT = 750;
SiS_Pr->PanelHRS = 110; SiS_Pr->PanelHRE = 40;
SiS_Pr->PanelVRS = 5; SiS_Pr->PanelVRE = 5;
SiS_Pr->PanelVCLKIdx315 = VCLK_1280x720;
/* Data above for TMDS (projector); get from BIOS for LVDS */
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1280x768: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 768;
if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
SiS_Pr->PanelHT = 1408; SiS_Pr->PanelVT = 806;
SiS_Pr->PanelVCLKIdx300 = VCLK81_300; /* ? */
SiS_Pr->PanelVCLKIdx315 = VCLK81_315; /* ? */
} else {
SiS_Pr->PanelHT = 1688; SiS_Pr->PanelVT = 802;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRS = 112;
SiS_Pr->PanelVRS = 3; SiS_Pr->PanelVRE = 6;
SiS_Pr->PanelVCLKIdx300 = VCLK81_300;
SiS_Pr->PanelVCLKIdx315 = VCLK81_315;
}
break;
case Panel_1280x768_2: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 768;
SiS_Pr->PanelHT = 1660; SiS_Pr->PanelVT = 806;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRE = 112;
SiS_Pr->PanelVRS = 3; SiS_Pr->PanelVRE = 6;
SiS_Pr->PanelVCLKIdx315 = VCLK_1280x768_2;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1280x800: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 800;
SiS_Pr->PanelHT = 1408; SiS_Pr->PanelVT = 816;
SiS_Pr->PanelHRS = 21; SiS_Pr->PanelHRE = 24;
SiS_Pr->PanelVRS = 4; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx315 = VCLK_1280x800_315;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1280x800_2: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 800;
SiS_Pr->PanelHT = 1552; SiS_Pr->PanelVT = 812;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRE = 112;
SiS_Pr->PanelVRS = 4; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx315 = VCLK_1280x800_315_2;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1280x854: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 854;
SiS_Pr->PanelHT = 1664; SiS_Pr->PanelVT = 861;
SiS_Pr->PanelHRS = 16; SiS_Pr->PanelHRE = 112;
SiS_Pr->PanelVRS = 1; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx315 = VCLK_1280x854;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1280x960: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 960;
SiS_Pr->PanelHT = 1800; SiS_Pr->PanelVT = 1000;
SiS_Pr->PanelVCLKIdx300 = VCLK108_3_300;
SiS_Pr->PanelVCLKIdx315 = VCLK108_3_315;
if(resinfo == SIS_RI_1280x1024) {
SiS_Pr->PanelVCLKIdx300 = VCLK100_300;
SiS_Pr->PanelVCLKIdx315 = VCLK100_315;
}
break;
case Panel_1280x1024: SiS_Pr->PanelXRes = 1280; SiS_Pr->PanelYRes = 1024;
SiS_Pr->PanelHT = 1688; SiS_Pr->PanelVT = 1066;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRE = 112;
SiS_Pr->PanelVRS = 1; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx300 = VCLK108_3_300;
SiS_Pr->PanelVCLKIdx315 = VCLK108_2_315;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1400x1050: SiS_Pr->PanelXRes = 1400; SiS_Pr->PanelYRes = 1050;
SiS_Pr->PanelHT = 1688; SiS_Pr->PanelVT = 1066;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRE = 112;
SiS_Pr->PanelVRS = 1; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx315 = VCLK108_2_315;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1600x1200: SiS_Pr->PanelXRes = 1600; SiS_Pr->PanelYRes = 1200;
SiS_Pr->PanelHT = 2160; SiS_Pr->PanelVT = 1250;
SiS_Pr->PanelHRS = 64; SiS_Pr->PanelHRE = 192;
SiS_Pr->PanelVRS = 1; SiS_Pr->PanelVRE = 3;
SiS_Pr->PanelVCLKIdx315 = VCLK162_315;
if(SiS_Pr->SiS_VBType & VB_SISTMDSLCDA) {
if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) {
SiS_Pr->PanelHT = 1760; SiS_Pr->PanelVT = 1235;
SiS_Pr->PanelHRS = 48; SiS_Pr->PanelHRE = 32;
SiS_Pr->PanelVRS = 2; SiS_Pr->PanelVRE = 4;
SiS_Pr->PanelVCLKIdx315 = VCLK130_315;
SiS_Pr->Alternate1600x1200 = true;
}
} else if(SiS_Pr->SiS_IF_DEF_LVDS) {
SiS_Pr->PanelHT = 2048; SiS_Pr->PanelVT = 1320;
SiS_Pr->PanelHRS = SiS_Pr->PanelHRE = 999;
SiS_Pr->PanelVRS = SiS_Pr->PanelVRE = 999;
}
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_1680x1050: SiS_Pr->PanelXRes = 1680; SiS_Pr->PanelYRes = 1050;
SiS_Pr->PanelHT = 1900; SiS_Pr->PanelVT = 1066;
SiS_Pr->PanelHRS = 26; SiS_Pr->PanelHRE = 76;
SiS_Pr->PanelVRS = 3; SiS_Pr->PanelVRE = 6;
SiS_Pr->PanelVCLKIdx315 = VCLK121_315;
SiS_GetLCDInfoBIOS(SiS_Pr);
break;
case Panel_Barco1366: SiS_Pr->PanelXRes = 1360; SiS_Pr->PanelYRes = 1024;
SiS_Pr->PanelHT = 1688; SiS_Pr->PanelVT = 1066;
break;
case Panel_848x480: SiS_Pr->PanelXRes = 848; SiS_Pr->PanelYRes = 480;
SiS_Pr->PanelHT = 1088; SiS_Pr->PanelVT = 525;
break;
case Panel_856x480: SiS_Pr->PanelXRes = 856; SiS_Pr->PanelYRes = 480;
SiS_Pr->PanelHT = 1088; SiS_Pr->PanelVT = 525;
break;
case Panel_Custom: SiS_Pr->PanelXRes = SiS_Pr->CP_MaxX;
SiS_Pr->PanelYRes = SiS_Pr->CP_MaxY;
SiS_Pr->PanelHT = SiS_Pr->CHTotal;
SiS_Pr->PanelVT = SiS_Pr->CVTotal;
if(SiS_Pr->CP_PreferredIndex != -1) {
SiS_Pr->PanelXRes = SiS_Pr->CP_HDisplay[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelYRes = SiS_Pr->CP_VDisplay[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelHT = SiS_Pr->CP_HTotal[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelVT = SiS_Pr->CP_VTotal[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelHRS = SiS_Pr->CP_HSyncStart[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelHRE = SiS_Pr->CP_HSyncEnd[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelVRS = SiS_Pr->CP_VSyncStart[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelVRE = SiS_Pr->CP_VSyncEnd[SiS_Pr->CP_PreferredIndex];
SiS_Pr->PanelHRS -= SiS_Pr->PanelXRes;
SiS_Pr->PanelHRE -= SiS_Pr->PanelHRS;
SiS_Pr->PanelVRS -= SiS_Pr->PanelYRes;
SiS_Pr->PanelVRE -= SiS_Pr->PanelVRS;
if(SiS_Pr->CP_PrefClock) {
int idx;
SiS_Pr->PanelVCLKIdx315 = VCLK_CUSTOM_315;
SiS_Pr->PanelVCLKIdx300 = VCLK_CUSTOM_300;
if(SiS_Pr->ChipType < SIS_315H) idx = VCLK_CUSTOM_300;
else idx = VCLK_CUSTOM_315;
SiS_Pr->SiS_VCLKData[idx].CLOCK =
SiS_Pr->SiS_VBVCLKData[idx].CLOCK = SiS_Pr->CP_PrefClock;
SiS_Pr->SiS_VCLKData[idx].SR2B =
SiS_Pr->SiS_VBVCLKData[idx].Part4_A = SiS_Pr->CP_PrefSR2B;
SiS_Pr->SiS_VCLKData[idx].SR2C =
SiS_Pr->SiS_VBVCLKData[idx].Part4_B = SiS_Pr->CP_PrefSR2C;
}
}
break;
default: SiS_Pr->PanelXRes = 1024; SiS_Pr->PanelYRes = 768;
SiS_Pr->PanelHT = 1344; SiS_Pr->PanelVT = 806;
break;
}
/* Special cases */
if( (SiS_Pr->SiS_IF_DEF_FSTN) ||
(SiS_Pr->SiS_IF_DEF_DSTN) ||
(SiS_Pr->SiS_CustomT == CUT_BARCO1366) ||
(SiS_Pr->SiS_CustomT == CUT_BARCO1024) ||
(SiS_Pr->SiS_CustomT == CUT_PANEL848) ||
(SiS_Pr->SiS_CustomT == CUT_PANEL856) ) {
SiS_Pr->PanelHRS = 999;
SiS_Pr->PanelHRE = 999;
}
if( (SiS_Pr->SiS_CustomT == CUT_BARCO1366) ||
(SiS_Pr->SiS_CustomT == CUT_BARCO1024) ||
(SiS_Pr->SiS_CustomT == CUT_PANEL848) ||
(SiS_Pr->SiS_CustomT == CUT_PANEL856) ) {
SiS_Pr->PanelVRS = 999;
SiS_Pr->PanelVRE = 999;
}
/* DontExpand overrule */
if((SiS_Pr->SiS_VBType & VB_SISVB) && (!(SiS_Pr->SiS_VBType & VB_NoLCD))) {
if((SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) && (modeflag & NoSupportLCDScale)) {
/* No scaling for this mode on any panel (LCD=CRT2)*/
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
switch(SiS_Pr->SiS_LCDResInfo) {
case Panel_Custom:
case Panel_1152x864:
case Panel_1280x768: /* TMDS only */
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
break;
case Panel_800x600: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, 0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1024x768: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1280x720: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
if(SiS_Pr->PanelHT == 1650) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
}
case Panel_1280x768_2: { /* LVDS only */
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
switch(resinfo) {
case SIS_RI_1280x720: if(SiS_Pr->UsePanelScaler == -1) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
}
break;
}
case Panel_1280x800: { /* SiS TMDS special (Averatec 6200 series) */
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1280x720,SIS_RI_1280x768,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1280x800_2: { /* SiS LVDS */
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
switch(resinfo) {
case SIS_RI_1280x720:
case SIS_RI_1280x768: if(SiS_Pr->UsePanelScaler == -1) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
}
break;
}
case Panel_1280x854: { /* SiS LVDS */
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
switch(resinfo) {
case SIS_RI_1280x720:
case SIS_RI_1280x768:
case SIS_RI_1280x800: if(SiS_Pr->UsePanelScaler == -1) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
}
break;
}
case Panel_1280x960: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1152x864,SIS_RI_1280x720,SIS_RI_1280x768,SIS_RI_1280x800,
SIS_RI_1280x854,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1280x1024: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1152x864,SIS_RI_1280x720,SIS_RI_1280x768,SIS_RI_1280x800,
SIS_RI_1280x854,SIS_RI_1280x960,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1400x1050: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1152x864,SIS_RI_1280x768,SIS_RI_1280x800,SIS_RI_1280x854,
SIS_RI_1280x960,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
switch(resinfo) {
case SIS_RI_1280x720: if(SiS_Pr->UsePanelScaler == -1) {
SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
}
break;
case SIS_RI_1280x1024: SiS_Pr->SiS_LCDInfo |= DontExpandLCD;
break;
}
break;
}
case Panel_1600x1200: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1152x864,SIS_RI_1280x720,SIS_RI_1280x768,SIS_RI_1280x800,
SIS_RI_1280x854,SIS_RI_1280x960,SIS_RI_1360x768,SIS_RI_1360x1024,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
case Panel_1680x1050: {
static const unsigned char nonscalingmodes[] = {
SIS_RI_720x480, SIS_RI_720x576, SIS_RI_768x576, SIS_RI_800x480, SIS_RI_848x480,
SIS_RI_856x480, SIS_RI_960x540, SIS_RI_960x600, SIS_RI_1024x576,SIS_RI_1024x600,
SIS_RI_1152x768,SIS_RI_1152x864,SIS_RI_1280x854,SIS_RI_1280x960,SIS_RI_1360x768,
SIS_RI_1360x1024,0xff
};
SiS_CheckScaling(SiS_Pr, resinfo, nonscalingmodes);
break;
}
}
}
#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) */
}
}
if(SiS_Pr->ChipType < SIS_315H) {
if(SiS_Pr->SiS_IF_DEF_LVDS == 1) {
if(SiS_Pr->SiS_UseROM) {
if((ROMAddr[0x233] == 0x12) && (ROMAddr[0x234] == 0x34)) {
if(!(ROMAddr[0x235] & 0x02)) {
SiS_Pr->SiS_LCDInfo &= (~DontExpandLCD);
}
}
}
} else if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) {
if((SiS_Pr->SiS_SetFlag & SetDOSMode) && ((ModeNo == 0x03) || (ModeNo == 0x10))) {
SiS_Pr->SiS_LCDInfo &= (~DontExpandLCD);
}
}
}
#endif
/* Special cases */
if(modexres == SiS_Pr->PanelXRes && modeyres == SiS_Pr->PanelYRes) {
SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
}
if(SiS_Pr->SiS_IF_DEF_TRUMPION) {
SiS_Pr->SiS_LCDInfo |= (DontExpandLCD | LCDPass11);
}
switch(SiS_Pr->SiS_LCDResInfo) {
case Panel_640x480:
SiS_Pr->SiS_LCDInfo |= (DontExpandLCD | LCDPass11);
break;
case Panel_1280x800:
/* Don't pass 1:1 by default (TMDS special) */
if(SiS_Pr->CenterScreen == -1) SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
break;
case Panel_1280x960:
SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
break;
case Panel_Custom:
if((!SiS_Pr->CP_PrefClock) ||
(modexres > SiS_Pr->PanelXRes) || (modeyres > SiS_Pr->PanelYRes)) {
SiS_Pr->SiS_LCDInfo |= LCDPass11;
}
break;
}
if((SiS_Pr->UseCustomMode) || (SiS_Pr->SiS_CustomT == CUT_UNKNOWNLCD)) {
SiS_Pr->SiS_LCDInfo |= (DontExpandLCD | LCDPass11);
}
/* (In)validate LCDPass11 flag */
if(!(SiS_Pr->SiS_LCDInfo & DontExpandLCD)) {
SiS_Pr->SiS_LCDInfo &= ~LCDPass11;
}
/* LVDS DDA */
if(!((SiS_Pr->ChipType < SIS_315H) && (SiS_Pr->SiS_SetFlag & SetDOSMode))) {
if((SiS_Pr->SiS_IF_DEF_LVDS == 1) || (SiS_Pr->SiS_VBType & VB_NoLCD)) {
if(SiS_Pr->SiS_IF_DEF_TRUMPION == 0) {
if(ModeNo == 0x12) {
if(SiS_Pr->SiS_LCDInfo & LCDPass11) {
SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
}
} else if(ModeNo > 0x13) {
if(SiS_Pr->SiS_LCDResInfo == Panel_1024x600) {
if(!(SiS_Pr->SiS_LCDInfo & DontExpandLCD)) {
if((resinfo == SIS_RI_800x600) || (resinfo == SIS_RI_400x300)) {
SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
}
}
}
}
}
}
if(modeflag & HalfDCLK) {
if(SiS_Pr->SiS_IF_DEF_TRUMPION == 1) {
SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
} else if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) {
SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
} else if(SiS_Pr->SiS_LCDResInfo == Panel_640x480) {
SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
} else if(ModeNo > 0x13) {
if(SiS_Pr->SiS_LCDResInfo == Panel_1024x768) {
if(resinfo == SIS_RI_512x384) SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
} else if(SiS_Pr->SiS_LCDResInfo == Panel_800x600) {
if(resinfo == SIS_RI_400x300) SiS_Pr->SiS_SetFlag |= EnableLVDSDDA;
}
}
}
}
/* VESA timing */
if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) {
if(SiS_Pr->SiS_VBInfo & SetNotSimuMode) {
SiS_Pr->SiS_SetFlag |= LCDVESATiming;
}
} else {
SiS_Pr->SiS_SetFlag |= LCDVESATiming;
}
#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
}
/*********************************************/
/* GET VCLK */
/*********************************************/
unsigned short
SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex,
unsigned short RefreshRateTableIndex)
{
unsigned short CRT2Index, VCLKIndex = 0, VCLKIndexGEN = 0, VCLKIndexGENCRT = 0;
unsigned short modeflag, resinfo, tempbx;
const unsigned char *CHTVVCLKPtr = NULL;
if(ModeNo <= 0x13) {
modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag;
resinfo = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ResInfo;
CRT2Index = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC;
VCLKIndexGEN = (SiS_GetRegByte((SiS_Pr->SiS_P3ca+0x02)) >> 2) & 0x03;
VCLKIndexGENCRT = VCLKIndexGEN;
} else {
modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag;
resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO;
CRT2Index = SiS_Pr->SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC;
VCLKIndexGEN = SiS_Pr->SiS_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
VCLKIndexGENCRT = SiS_GetRefCRTVCLK(SiS_Pr, RefreshRateTableIndex,
(SiS_Pr->SiS_SetFlag & ProgrammingCRT2) ? SiS_Pr->SiS_UseWideCRT2 : SiS_Pr->SiS_UseWide);
}
if(SiS_Pr->SiS_VBType & VB_SISVB) { /* 30x/B/LV */
if(SiS_Pr->SiS_SetFlag & ProgrammingCRT2) {
CRT2Index >>= 6;
if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) { /* LCD */
if(SiS_Pr->ChipType < SIS_315H) {
VCLKIndex = SiS_Pr->PanelVCLKIdx300;
if((SiS_Pr->SiS_LCDInfo & DontExpandLCD) && (SiS_Pr->SiS_LCDInfo & LCDPass11)) {
VCLKIndex = VCLKIndexGEN;
}
} else {
VCLKIndex = SiS_Pr->PanelVCLKIdx315;
if((SiS_Pr->SiS_LCDInfo & DontExpandLCD) && (SiS_Pr->SiS_LCDInfo & LCDPass11)) {
switch(resinfo) {
/* Correct those whose IndexGEN doesn't match VBVCLK array */
case SIS_RI_720x480: VCLKIndex = VCLK_720x480; break;
case SIS_RI_720x576: VCLKIndex = VCLK_720x576; break;
case SIS_RI_768x576: VCLKIndex = VCLK_768x576; break;
case SIS_RI_848x480: VCLKIndex = VCLK_848x480; break;
case SIS_RI_856x480: VCLKIndex = VCLK_856x480; break;
case SIS_RI_800x480: VCLKIndex = VCLK_800x480; break;
case SIS_RI_1024x576: VCLKIndex = VCLK_1024x576; break;
case SIS_RI_1152x864: VCLKIndex = VCLK_1152x864; break;
case SIS_RI_1280x720: VCLKIndex = VCLK_1280x720; break;
case SIS_RI_1360x768: VCLKIndex = VCLK_1360x768; break;
default: VCLKIndex = VCLKIndexGEN;
}
if(ModeNo <= 0x13) {
if(SiS_Pr->ChipType <= SIS_315PRO) {
if(SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC == 1) VCLKIndex = 0x42;
} else {
if(SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC == 1) VCLKIndex = 0x00;
}
}
if(SiS_Pr->ChipType <= SIS_315PRO) {
if(VCLKIndex == 0) VCLKIndex = 0x41;
if(VCLKIndex == 1) VCLKIndex = 0x43;
if(VCLKIndex == 4) VCLKIndex = 0x44;
}
}
}
} else if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) { /* TV */
if(SiS_Pr->SiS_VBInfo & SetCRT2ToHiVision) {
if(SiS_Pr->SiS_TVMode & TVRPLLDIV2XO) VCLKIndex = HiTVVCLKDIV2;
else VCLKIndex = HiTVVCLK;
if(SiS_Pr->SiS_TVMode & TVSetTVSimuMode) VCLKIndex = HiTVSimuVCLK;
} else if(SiS_Pr->SiS_TVMode & TVSetYPbPr750p) VCLKIndex = YPbPr750pVCLK;
else if(SiS_Pr->SiS_TVMode & TVSetYPbPr525p) VCLKIndex = TVVCLKDIV2;
else if(SiS_Pr->SiS_TVMode & TVRPLLDIV2XO) VCLKIndex = TVVCLKDIV2;
else VCLKIndex = TVVCLK;
if(SiS_Pr->ChipType < SIS_315H) VCLKIndex += TVCLKBASE_300;
else VCLKIndex += TVCLKBASE_315;
} else { /* VGA2 */
VCLKIndex = VCLKIndexGENCRT;
if(SiS_Pr->ChipType < SIS_315H) {
if(ModeNo > 0x13) {
if( (SiS_Pr->ChipType == SIS_630) &&
(SiS_Pr->ChipRevision >= 0x30)) {
if(VCLKIndex == 0x14) VCLKIndex = 0x34;
}
/* Better VGA2 clock for 1280x1024@75 */
if(VCLKIndex == 0x17) VCLKIndex = 0x45;
}
}
}
} else { /* If not programming CRT2 */
VCLKIndex = VCLKIndexGENCRT;
if(SiS_Pr->ChipType < SIS_315H) {
if(ModeNo > 0x13) {
if( (SiS_Pr->ChipType != SIS_630) &&
(SiS_Pr->ChipType != SIS_300) ) {
if(VCLKIndex == 0x1b) VCLKIndex = 0x48;
}
}
}
}
} else { /* LVDS */
VCLKIndex = CRT2Index;
if(SiS_Pr->SiS_SetFlag & ProgrammingCRT2) {
if( (SiS_Pr->SiS_IF_DEF_CH70xx != 0) && (SiS_Pr->SiS_VBInfo & SetCRT2ToTV) ) {
VCLKIndex &= 0x1f;
tempbx = 0;
if(SiS_Pr->SiS_TVMode & TVSetCHOverScan) tempbx += 1;
if(SiS_Pr->SiS_TVMode & TVSetPAL) {
tempbx += 2;
if(SiS_Pr->SiS_ModeType > ModeVGA) {
if(SiS_Pr->SiS_CHSOverScan) tempbx = 8;
}
if(SiS_Pr->SiS_TVMode & TVSetPALM) {
tempbx = 4;
if(SiS_Pr->SiS_TVMode & TVSetCHOverScan) tempbx += 1;
} else if(SiS_Pr->SiS_TVMode & TVSetPALN) {
tempbx = 6;
if(SiS_Pr->SiS_TVMode & TVSetCHOverScan) tempbx += 1;
}
}
switch(tempbx) {
case 0: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKUNTSC; break;
case 1: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKONTSC; break;
case 2: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKUPAL; break;
case 3: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKOPAL; break;
case 4: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKUPALM; break;
case 5: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKOPALM; break;
case 6: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKUPALN; break;
case 7: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKOPALN; break;
case 8: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKSOPAL; break;
default: CHTVVCLKPtr = SiS_Pr->SiS_CHTVVCLKOPAL; break;
}
VCLKIndex = CHTVVCLKPtr[VCLKIndex];
} else if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) {
if(SiS_Pr->ChipType < SIS_315H) {
VCLKIndex = SiS_Pr->PanelVCLKIdx300;
} else {
VCLKIndex = SiS_Pr->PanelVCLKIdx315;
}
#ifdef CONFIG_FB_SIS_300
/* Special Timing: Barco iQ Pro R series */
if(SiS_Pr->SiS_CustomT == CUT_BARCO1366) VCLKIndex = 0x44;
/* Special Timing: 848x480 and 856x480 parallel lvds panels */
if(SiS_Pr->SiS_CustomT == CUT_PANEL848 || SiS_Pr->SiS_CustomT == CUT_PANEL856) {
if(SiS_Pr->ChipType < SIS_315H) {
VCLKIndex = VCLK34_300;
/* if(resinfo == SIS_RI_1360x768) VCLKIndex = ?; */
} else {
VCLKIndex = VCLK34_315;
/* if(resinfo == SIS_RI_1360x768) VCLKIndex = ?; */
}
}
#endif
} else {
VCLKIndex = VCLKIndexGENCRT;
if(SiS_Pr->ChipType < SIS_315H) {
if(ModeNo > 0x13) {
if( (SiS_Pr->ChipType == SIS_630) &&
(SiS_Pr->ChipRevision >= 0x30) ) {
if(VCLKIndex == 0x14) VCLKIndex = 0x2e;
}
}
}
}
} else { /* if not programming CRT2 */
VCLKIndex = VCLKIndexGENCRT;
if(SiS_Pr->ChipType < SIS_315H) {
if(ModeNo > 0x13) {
if( (SiS_Pr->ChipType != SIS_630) &&
(SiS_Pr->ChipType != SIS_300) ) {
if(VCLKIndex == 0x1b) VCLKIndex = 0x48;
}
#if 0
if(SiS_Pr->ChipType == SIS_730) {
if(VCLKIndex == 0x0b) VCLKIndex = 0x40; /* 1024x768-70 */
if(VCLKIndex == 0x0d) VCLKIndex = 0x41; /* 1024x768-75 */
}
#endif
}
}
}
}
return VCLKIndex;
}
/*********************************************/
/* SET CRT2 MODE TYPE REGISTERS */
/*********************************************/
static void
SiS_SetCRT2ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex)
{
unsigned short i, j, modeflag, tempah=0;
short tempcl;
#if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
unsigned short tempbl;
#endif
#ifdef CONFIG_FB_SIS_315
unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
unsigned short tempah2, tempbl2;
#endif
modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex);