| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Thomas Winischhofer | 14026 | 71.83% | 3 | 11.54% |
| Andrew Morton | 2224 | 11.39% | 1 | 3.85% |
| James Simmons | 2162 | 11.07% | 3 | 11.54% |
| Aaro Koskinen | 420 | 2.15% | 5 | 19.23% |
| Linus Torvalds (pre-git) | 328 | 1.68% | 6 | 23.08% |
| Linus Torvalds | 293 | 1.50% | 1 | 3.85% |
| Richard Knutsson | 40 | 0.20% | 1 | 3.85% |
| Tom Rix | 25 | 0.13% | 1 | 3.85% |
| Chen Gong | 3 | 0.02% | 1 | 3.85% |
| Rustam Subkhankulov | 2 | 0.01% | 1 | 3.85% |
| Rasmus Villemoes | 1 | 0.01% | 1 | 3.85% |
| Alan Cox | 1 | 0.01% | 1 | 3.85% |
| Dan Carpenter | 1 | 0.01% | 1 | 3.85% |
| Total | 19526 | 26 |
/* $XFree86$ */ /* $XdotOrg$ */ /* * Mode initializing code (CRT1 section) for * 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 Volari 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. */ #include "init.h" #ifdef CONFIG_FB_SIS_300 #include "300vtbl.h" #endif #ifdef CONFIG_FB_SIS_315 #include "310vtbl.h" #endif #if defined(ALLOC_PRAGMA) #pragma alloc_text(PAGE,SiSSetMode) #endif /*********************************************/ /* POINTER INITIALIZATION */ /*********************************************/ #if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315) static void InitCommonPointer(struct SiS_Private *SiS_Pr) { SiS_Pr->SiS_SModeIDTable = SiS_SModeIDTable; SiS_Pr->SiS_StResInfo = SiS_StResInfo; SiS_Pr->SiS_ModeResInfo = SiS_ModeResInfo; SiS_Pr->SiS_StandTable = SiS_StandTable; SiS_Pr->SiS_NTSCTiming = SiS_NTSCTiming; SiS_Pr->SiS_PALTiming = SiS_PALTiming; SiS_Pr->SiS_HiTVSt1Timing = SiS_HiTVSt1Timing; SiS_Pr->SiS_HiTVSt2Timing = SiS_HiTVSt2Timing; SiS_Pr->SiS_HiTVExtTiming = SiS_HiTVExtTiming; SiS_Pr->SiS_HiTVGroup3Data = SiS_HiTVGroup3Data; SiS_Pr->SiS_HiTVGroup3Simu = SiS_HiTVGroup3Simu; #if 0 SiS_Pr->SiS_HiTVTextTiming = SiS_HiTVTextTiming; SiS_Pr->SiS_HiTVGroup3Text = SiS_HiTVGroup3Text; #endif SiS_Pr->SiS_StPALData = SiS_StPALData; SiS_Pr->SiS_ExtPALData = SiS_ExtPALData; SiS_Pr->SiS_StNTSCData = SiS_StNTSCData; SiS_Pr->SiS_ExtNTSCData = SiS_ExtNTSCData; SiS_Pr->SiS_St1HiTVData = SiS_StHiTVData; SiS_Pr->SiS_St2HiTVData = SiS_St2HiTVData; SiS_Pr->SiS_ExtHiTVData = SiS_ExtHiTVData; SiS_Pr->SiS_St525iData = SiS_StNTSCData; SiS_Pr->SiS_St525pData = SiS_St525pData; SiS_Pr->SiS_St750pData = SiS_St750pData; SiS_Pr->SiS_Ext525iData = SiS_ExtNTSCData; SiS_Pr->SiS_Ext525pData = SiS_ExtNTSCData; SiS_Pr->SiS_Ext750pData = SiS_Ext750pData; SiS_Pr->pSiS_OutputSelect = &SiS_OutputSelect; SiS_Pr->pSiS_SoftSetting = &SiS_SoftSetting; SiS_Pr->SiS_LCD1280x720Data = SiS_LCD1280x720Data; SiS_Pr->SiS_StLCD1280x768_2Data = SiS_StLCD1280x768_2Data; SiS_Pr->SiS_ExtLCD1280x768_2Data = SiS_ExtLCD1280x768_2Data; SiS_Pr->SiS_LCD1280x800Data = SiS_LCD1280x800Data; SiS_Pr->SiS_LCD1280x800_2Data = SiS_LCD1280x800_2Data; SiS_Pr->SiS_LCD1280x854Data = SiS_LCD1280x854Data; SiS_Pr->SiS_LCD1280x960Data = SiS_LCD1280x960Data; SiS_Pr->SiS_StLCD1400x1050Data = SiS_StLCD1400x1050Data; SiS_Pr->SiS_ExtLCD1400x1050Data = SiS_ExtLCD1400x1050Data; SiS_Pr->SiS_LCD1680x1050Data = SiS_LCD1680x1050Data; SiS_Pr->SiS_StLCD1600x1200Data = SiS_StLCD1600x1200Data; SiS_Pr->SiS_ExtLCD1600x1200Data = SiS_ExtLCD1600x1200Data; SiS_Pr->SiS_NoScaleData = SiS_NoScaleData; SiS_Pr->SiS_LVDS320x240Data_1 = SiS_LVDS320x240Data_1; SiS_Pr->SiS_LVDS320x240Data_2 = SiS_LVDS320x240Data_2; SiS_Pr->SiS_LVDS640x480Data_1 = SiS_LVDS640x480Data_1; SiS_Pr->SiS_LVDS800x600Data_1 = SiS_LVDS800x600Data_1; SiS_Pr->SiS_LVDS1024x600Data_1 = SiS_LVDS1024x600Data_1; SiS_Pr->SiS_LVDS1024x768Data_1 = SiS_LVDS1024x768Data_1; SiS_Pr->SiS_LVDSCRT1320x240_1 = SiS_LVDSCRT1320x240_1; SiS_Pr->SiS_LVDSCRT1320x240_2 = SiS_LVDSCRT1320x240_2; SiS_Pr->SiS_LVDSCRT1320x240_2_H = SiS_LVDSCRT1320x240_2_H; SiS_Pr->SiS_LVDSCRT1320x240_3 = SiS_LVDSCRT1320x240_3; SiS_Pr->SiS_LVDSCRT1320x240_3_H = SiS_LVDSCRT1320x240_3_H; SiS_Pr->SiS_LVDSCRT1640x480_1 = SiS_LVDSCRT1640x480_1; SiS_Pr->SiS_LVDSCRT1640x480_1_H = SiS_LVDSCRT1640x480_1_H; #if 0 SiS_Pr->SiS_LVDSCRT11024x600_1 = SiS_LVDSCRT11024x600_1; SiS_Pr->SiS_LVDSCRT11024x600_1_H = SiS_LVDSCRT11024x600_1_H; SiS_Pr->SiS_LVDSCRT11024x600_2 = SiS_LVDSCRT11024x600_2; SiS_Pr->SiS_LVDSCRT11024x600_2_H = SiS_LVDSCRT11024x600_2_H; #endif SiS_Pr->SiS_CHTVUNTSCData = SiS_CHTVUNTSCData; SiS_Pr->SiS_CHTVONTSCData = SiS_CHTVONTSCData; SiS_Pr->SiS_PanelMinLVDS = Panel_800x600; /* lowest value LVDS/LCDA */ SiS_Pr->SiS_PanelMin301 = Panel_1024x768; /* lowest value 301 */ } #endif #ifdef CONFIG_FB_SIS_300 static void InitTo300Pointer(struct SiS_Private *SiS_Pr) { InitCommonPointer(SiS_Pr); SiS_Pr->SiS_VBModeIDTable = SiS300_VBModeIDTable; SiS_Pr->SiS_EModeIDTable = SiS300_EModeIDTable; SiS_Pr->SiS_RefIndex = SiS300_RefIndex; SiS_Pr->SiS_CRT1Table = SiS300_CRT1Table; if(SiS_Pr->ChipType == SIS_300) { SiS_Pr->SiS_MCLKData_0 = SiS300_MCLKData_300; /* 300 */ } else { SiS_Pr->SiS_MCLKData_0 = SiS300_MCLKData_630; /* 630, 730 */ } SiS_Pr->SiS_VCLKData = SiS300_VCLKData; SiS_Pr->SiS_VBVCLKData = (struct SiS_VBVCLKData *)SiS300_VCLKData; SiS_Pr->SiS_SR15 = SiS300_SR15; SiS_Pr->SiS_PanelDelayTbl = SiS300_PanelDelayTbl; SiS_Pr->SiS_PanelDelayTblLVDS = SiS300_PanelDelayTbl; SiS_Pr->SiS_ExtLCD1024x768Data = SiS300_ExtLCD1024x768Data; SiS_Pr->SiS_St2LCD1024x768Data = SiS300_St2LCD1024x768Data; SiS_Pr->SiS_ExtLCD1280x1024Data = SiS300_ExtLCD1280x1024Data; SiS_Pr->SiS_St2LCD1280x1024Data = SiS300_St2LCD1280x1024Data; SiS_Pr->SiS_CRT2Part2_1024x768_1 = SiS300_CRT2Part2_1024x768_1; SiS_Pr->SiS_CRT2Part2_1024x768_2 = SiS300_CRT2Part2_1024x768_2; SiS_Pr->SiS_CRT2Part2_1024x768_3 = SiS300_CRT2Part2_1024x768_3; SiS_Pr->SiS_CHTVUPALData = SiS300_CHTVUPALData; SiS_Pr->SiS_CHTVOPALData = SiS300_CHTVOPALData; SiS_Pr->SiS_CHTVUPALMData = SiS_CHTVUNTSCData; /* not supported on 300 series */ SiS_Pr->SiS_CHTVOPALMData = SiS_CHTVONTSCData; /* not supported on 300 series */ SiS_Pr->SiS_CHTVUPALNData = SiS300_CHTVUPALData; /* not supported on 300 series */ SiS_Pr->SiS_CHTVOPALNData = SiS300_CHTVOPALData; /* not supported on 300 series */ SiS_Pr->SiS_CHTVSOPALData = SiS300_CHTVSOPALData; SiS_Pr->SiS_LVDS848x480Data_1 = SiS300_LVDS848x480Data_1; SiS_Pr->SiS_LVDS848x480Data_2 = SiS300_LVDS848x480Data_2; SiS_Pr->SiS_LVDSBARCO1024Data_1 = SiS300_LVDSBARCO1024Data_1; SiS_Pr->SiS_LVDSBARCO1366Data_1 = SiS300_LVDSBARCO1366Data_1; SiS_Pr->SiS_LVDSBARCO1366Data_2 = SiS300_LVDSBARCO1366Data_2; SiS_Pr->SiS_PanelType04_1a = SiS300_PanelType04_1a; SiS_Pr->SiS_PanelType04_2a = SiS300_PanelType04_2a; SiS_Pr->SiS_PanelType04_1b = SiS300_PanelType04_1b; SiS_Pr->SiS_PanelType04_2b = SiS300_PanelType04_2b; SiS_Pr->SiS_CHTVCRT1UNTSC = SiS300_CHTVCRT1UNTSC; SiS_Pr->SiS_CHTVCRT1ONTSC = SiS300_CHTVCRT1ONTSC; SiS_Pr->SiS_CHTVCRT1UPAL = SiS300_CHTVCRT1UPAL; SiS_Pr->SiS_CHTVCRT1OPAL = SiS300_CHTVCRT1OPAL; SiS_Pr->SiS_CHTVCRT1SOPAL = SiS300_CHTVCRT1SOPAL; SiS_Pr->SiS_CHTVReg_UNTSC = SiS300_CHTVReg_UNTSC; SiS_Pr->SiS_CHTVReg_ONTSC = SiS300_CHTVReg_ONTSC; SiS_Pr->SiS_CHTVReg_UPAL = SiS300_CHTVReg_UPAL; SiS_Pr->SiS_CHTVReg_OPAL = SiS300_CHTVReg_OPAL; SiS_Pr->SiS_CHTVReg_UPALM = SiS300_CHTVReg_UNTSC; /* not supported on 300 series */ SiS_Pr->SiS_CHTVReg_OPALM = SiS300_CHTVReg_ONTSC; /* not supported on 300 series */ SiS_Pr->SiS_CHTVReg_UPALN = SiS300_CHTVReg_UPAL; /* not supported on 300 series */ SiS_Pr->SiS_CHTVReg_OPALN = SiS300_CHTVReg_OPAL; /* not supported on 300 series */ SiS_Pr->SiS_CHTVReg_SOPAL = SiS300_CHTVReg_SOPAL; SiS_Pr->SiS_CHTVVCLKUNTSC = SiS300_CHTVVCLKUNTSC; SiS_Pr->SiS_CHTVVCLKONTSC = SiS300_CHTVVCLKONTSC; SiS_Pr->SiS_CHTVVCLKUPAL = SiS300_CHTVVCLKUPAL; SiS_Pr->SiS_CHTVVCLKOPAL = SiS300_CHTVVCLKOPAL; SiS_Pr->SiS_CHTVVCLKUPALM = SiS300_CHTVVCLKUNTSC; /* not supported on 300 series */ SiS_Pr->SiS_CHTVVCLKOPALM = SiS300_CHTVVCLKONTSC; /* not supported on 300 series */ SiS_Pr->SiS_CHTVVCLKUPALN = SiS300_CHTVVCLKUPAL; /* not supported on 300 series */ SiS_Pr->SiS_CHTVVCLKOPALN = SiS300_CHTVVCLKOPAL; /* not supported on 300 series */ SiS_Pr->SiS_CHTVVCLKSOPAL = SiS300_CHTVVCLKSOPAL; } #endif #ifdef CONFIG_FB_SIS_315 static void InitTo310Pointer(struct SiS_Private *SiS_Pr) { InitCommonPointer(SiS_Pr); SiS_Pr->SiS_EModeIDTable = SiS310_EModeIDTable; SiS_Pr->SiS_RefIndex = SiS310_RefIndex; SiS_Pr->SiS_CRT1Table = SiS310_CRT1Table; if(SiS_Pr->ChipType >= SIS_340) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_340; /* 340 + XGI */ } else if(SiS_Pr->ChipType >= SIS_761) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_761; /* 761 - preliminary */ } else if(SiS_Pr->ChipType >= SIS_760) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_760; /* 760 */ } else if(SiS_Pr->ChipType >= SIS_661) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_660; /* 661/741 */ } else if(SiS_Pr->ChipType == SIS_330) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_330; /* 330 */ } else if(SiS_Pr->ChipType > SIS_315PRO) { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_650; /* 550, 650, 740 */ } else { SiS_Pr->SiS_MCLKData_0 = SiS310_MCLKData_0_315; /* 315 */ } if(SiS_Pr->ChipType >= SIS_340) { SiS_Pr->SiS_MCLKData_1 = SiS310_MCLKData_1_340; } else { SiS_Pr->SiS_MCLKData_1 = SiS310_MCLKData_1; } SiS_Pr->SiS_VCLKData = SiS310_VCLKData; SiS_Pr->SiS_VBVCLKData = SiS310_VBVCLKData; SiS_Pr->SiS_SR15 = SiS310_SR15; SiS_Pr->SiS_PanelDelayTbl = SiS310_PanelDelayTbl; SiS_Pr->SiS_PanelDelayTblLVDS = SiS310_PanelDelayTblLVDS; SiS_Pr->SiS_St2LCD1024x768Data = SiS310_St2LCD1024x768Data; SiS_Pr->SiS_ExtLCD1024x768Data = SiS310_ExtLCD1024x768Data; SiS_Pr->SiS_St2LCD1280x1024Data = SiS310_St2LCD1280x1024Data; SiS_Pr->SiS_ExtLCD1280x1024Data = SiS310_ExtLCD1280x1024Data; SiS_Pr->SiS_CRT2Part2_1024x768_1 = SiS310_CRT2Part2_1024x768_1; SiS_Pr->SiS_CHTVUPALData = SiS310_CHTVUPALData; SiS_Pr->SiS_CHTVOPALData = SiS310_CHTVOPALData; SiS_Pr->SiS_CHTVUPALMData = SiS310_CHTVUPALMData; SiS_Pr->SiS_CHTVOPALMData = SiS310_CHTVOPALMData; SiS_Pr->SiS_CHTVUPALNData = SiS310_CHTVUPALNData; SiS_Pr->SiS_CHTVOPALNData = SiS310_CHTVOPALNData; SiS_Pr->SiS_CHTVSOPALData = SiS310_CHTVSOPALData; SiS_Pr->SiS_CHTVCRT1UNTSC = SiS310_CHTVCRT1UNTSC; SiS_Pr->SiS_CHTVCRT1ONTSC = SiS310_CHTVCRT1ONTSC; SiS_Pr->SiS_CHTVCRT1UPAL = SiS310_CHTVCRT1UPAL; SiS_Pr->SiS_CHTVCRT1OPAL = SiS310_CHTVCRT1OPAL; SiS_Pr->SiS_CHTVCRT1SOPAL = SiS310_CHTVCRT1OPAL; SiS_Pr->SiS_CHTVReg_UNTSC = SiS310_CHTVReg_UNTSC; SiS_Pr->SiS_CHTVReg_ONTSC = SiS310_CHTVReg_ONTSC; SiS_Pr->SiS_CHTVReg_UPAL = SiS310_CHTVReg_UPAL; SiS_Pr->SiS_CHTVReg_OPAL = SiS310_CHTVReg_OPAL; SiS_Pr->SiS_CHTVReg_UPALM = SiS310_CHTVReg_UPALM; SiS_Pr->SiS_CHTVReg_OPALM = SiS310_CHTVReg_OPALM; SiS_Pr->SiS_CHTVReg_UPALN = SiS310_CHTVReg_UPALN; SiS_Pr->SiS_CHTVReg_OPALN = SiS310_CHTVReg_OPALN; SiS_Pr->SiS_CHTVReg_SOPAL = SiS310_CHTVReg_OPAL; SiS_Pr->SiS_CHTVVCLKUNTSC = SiS310_CHTVVCLKUNTSC; SiS_Pr->SiS_CHTVVCLKONTSC = SiS310_CHTVVCLKONTSC; SiS_Pr->SiS_CHTVVCLKUPAL = SiS310_CHTVVCLKUPAL; SiS_Pr->SiS_CHTVVCLKOPAL = SiS310_CHTVVCLKOPAL; SiS_Pr->SiS_CHTVVCLKUPALM = SiS310_CHTVVCLKUPALM; SiS_Pr->SiS_CHTVVCLKOPALM = SiS310_CHTVVCLKOPALM; SiS_Pr->SiS_CHTVVCLKUPALN = SiS310_CHTVVCLKUPALN; SiS_Pr->SiS_CHTVVCLKOPALN = SiS310_CHTVVCLKOPALN; SiS_Pr->SiS_CHTVVCLKSOPAL = SiS310_CHTVVCLKOPAL; } #endif bool SiSInitPtr(struct SiS_Private *SiS_Pr) { if(SiS_Pr->ChipType < SIS_315H) { #ifdef CONFIG_FB_SIS_300 InitTo300Pointer(SiS_Pr); #else return false; #endif } else { #ifdef CONFIG_FB_SIS_315 InitTo310Pointer(SiS_Pr); #else return false; #endif } return true; } /*********************************************/ /* HELPER: Get ModeID */ /*********************************************/ static unsigned short SiS_GetModeID(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay, int Depth, bool FSTN, int LCDwidth, int LCDheight) { unsigned short ModeIndex = 0; switch(HDisplay) { case 320: if(VDisplay == 200) ModeIndex = ModeIndex_320x200[Depth]; else if(VDisplay == 240) { if((VBFlags & CRT2_LCD) && (FSTN)) ModeIndex = ModeIndex_320x240_FSTN[Depth]; else ModeIndex = ModeIndex_320x240[Depth]; } break; case 400: if((!(VBFlags & CRT1_LCDA)) || ((LCDwidth >= 800) && (LCDheight >= 600))) { if(VDisplay == 300) ModeIndex = ModeIndex_400x300[Depth]; } break; case 512: if((!(VBFlags & CRT1_LCDA)) || ((LCDwidth >= 1024) && (LCDheight >= 768))) { if(VDisplay == 384) ModeIndex = ModeIndex_512x384[Depth]; } break; case 640: if(VDisplay == 480) ModeIndex = ModeIndex_640x480[Depth]; else if(VDisplay == 400) ModeIndex = ModeIndex_640x400[Depth]; break; case 720: if(VDisplay == 480) ModeIndex = ModeIndex_720x480[Depth]; else if(VDisplay == 576) ModeIndex = ModeIndex_720x576[Depth]; break; case 768: if(VDisplay == 576) ModeIndex = ModeIndex_768x576[Depth]; break; case 800: if(VDisplay == 600) ModeIndex = ModeIndex_800x600[Depth]; else if(VDisplay == 480) ModeIndex = ModeIndex_800x480[Depth]; break; case 848: if(VDisplay == 480) ModeIndex = ModeIndex_848x480[Depth]; break; case 856: if(VDisplay == 480) ModeIndex = ModeIndex_856x480[Depth]; break; case 960: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 540) ModeIndex = ModeIndex_960x540[Depth]; else if(VDisplay == 600) ModeIndex = ModeIndex_960x600[Depth]; } break; case 1024: if(VDisplay == 576) ModeIndex = ModeIndex_1024x576[Depth]; else if(VDisplay == 768) ModeIndex = ModeIndex_1024x768[Depth]; else if(VGAEngine == SIS_300_VGA) { if(VDisplay == 600) ModeIndex = ModeIndex_1024x600[Depth]; } break; case 1152: if(VDisplay == 864) ModeIndex = ModeIndex_1152x864[Depth]; if(VGAEngine == SIS_300_VGA) { if(VDisplay == 768) ModeIndex = ModeIndex_1152x768[Depth]; } break; case 1280: switch(VDisplay) { case 720: ModeIndex = ModeIndex_1280x720[Depth]; break; case 768: if(VGAEngine == SIS_300_VGA) { ModeIndex = ModeIndex_300_1280x768[Depth]; } else { ModeIndex = ModeIndex_310_1280x768[Depth]; } break; case 800: if(VGAEngine == SIS_315_VGA) { ModeIndex = ModeIndex_1280x800[Depth]; } break; case 854: if(VGAEngine == SIS_315_VGA) { ModeIndex = ModeIndex_1280x854[Depth]; } break; case 960: ModeIndex = ModeIndex_1280x960[Depth]; break; case 1024: ModeIndex = ModeIndex_1280x1024[Depth]; break; } break; case 1360: if(VDisplay == 768) ModeIndex = ModeIndex_1360x768[Depth]; if(VGAEngine == SIS_300_VGA) { if(VDisplay == 1024) ModeIndex = ModeIndex_300_1360x1024[Depth]; } break; case 1400: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 1050) { ModeIndex = ModeIndex_1400x1050[Depth]; } } break; case 1600: if(VDisplay == 1200) ModeIndex = ModeIndex_1600x1200[Depth]; break; case 1680: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 1050) ModeIndex = ModeIndex_1680x1050[Depth]; } break; case 1920: if(VDisplay == 1440) ModeIndex = ModeIndex_1920x1440[Depth]; else if(VGAEngine == SIS_315_VGA) { if(VDisplay == 1080) ModeIndex = ModeIndex_1920x1080[Depth]; } break; case 2048: if(VDisplay == 1536) { if(VGAEngine == SIS_300_VGA) { ModeIndex = ModeIndex_300_2048x1536[Depth]; } else { ModeIndex = ModeIndex_310_2048x1536[Depth]; } } break; } return ModeIndex; } unsigned short SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay, int Depth, bool FSTN, unsigned short CustomT, int LCDwidth, int LCDheight, unsigned int VBFlags2) { unsigned short ModeIndex = 0; if(VBFlags2 & (VB2_LVDS | VB2_30xBDH)) { switch(HDisplay) { case 320: if((CustomT != CUT_PANEL848) && (CustomT != CUT_PANEL856)) { if(VDisplay == 200) { if(!FSTN) ModeIndex = ModeIndex_320x200[Depth]; } else if(VDisplay == 240) { if(!FSTN) ModeIndex = ModeIndex_320x240[Depth]; else if(VGAEngine == SIS_315_VGA) { ModeIndex = ModeIndex_320x240_FSTN[Depth]; } } } break; case 400: if((CustomT != CUT_PANEL848) && (CustomT != CUT_PANEL856)) { if(!((VGAEngine == SIS_300_VGA) && (VBFlags2 & VB2_TRUMPION))) { if(VDisplay == 300) ModeIndex = ModeIndex_400x300[Depth]; } } break; case 512: if((CustomT != CUT_PANEL848) && (CustomT != CUT_PANEL856)) { if(!((VGAEngine == SIS_300_VGA) && (VBFlags2 & VB2_TRUMPION))) { if(LCDwidth >= 1024 && LCDwidth != 1152 && LCDheight >= 768) { if(VDisplay == 384) { ModeIndex = ModeIndex_512x384[Depth]; } } } } break; case 640: if(VDisplay == 480) ModeIndex = ModeIndex_640x480[Depth]; else if(VDisplay == 400) { if((CustomT != CUT_PANEL848) && (CustomT != CUT_PANEL856)) ModeIndex = ModeIndex_640x400[Depth]; } break; case 800: if(VDisplay == 600) ModeIndex = ModeIndex_800x600[Depth]; break; case 848: if(CustomT == CUT_PANEL848) { if(VDisplay == 480) ModeIndex = ModeIndex_848x480[Depth]; } break; case 856: if(CustomT == CUT_PANEL856) { if(VDisplay == 480) ModeIndex = ModeIndex_856x480[Depth]; } break; case 1024: if(VDisplay == 768) ModeIndex = ModeIndex_1024x768[Depth]; else if(VGAEngine == SIS_300_VGA) { if((VDisplay == 600) && (LCDheight == 600)) { ModeIndex = ModeIndex_1024x600[Depth]; } } break; case 1152: if(VGAEngine == SIS_300_VGA) { if((VDisplay == 768) && (LCDheight == 768)) { ModeIndex = ModeIndex_1152x768[Depth]; } } break; case 1280: if(VDisplay == 1024) ModeIndex = ModeIndex_1280x1024[Depth]; else if(VGAEngine == SIS_315_VGA) { if((VDisplay == 768) && (LCDheight == 768)) { ModeIndex = ModeIndex_310_1280x768[Depth]; } } break; case 1360: if(VGAEngine == SIS_300_VGA) { if(CustomT == CUT_BARCO1366) { if(VDisplay == 1024) ModeIndex = ModeIndex_300_1360x1024[Depth]; } } if(CustomT == CUT_PANEL848) { if(VDisplay == 768) ModeIndex = ModeIndex_1360x768[Depth]; } break; case 1400: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 1050) ModeIndex = ModeIndex_1400x1050[Depth]; } break; case 1600: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 1200) ModeIndex = ModeIndex_1600x1200[Depth]; } break; } } else if(VBFlags2 & VB2_SISBRIDGE) { switch(HDisplay) { case 320: if(VDisplay == 200) ModeIndex = ModeIndex_320x200[Depth]; else if(VDisplay == 240) ModeIndex = ModeIndex_320x240[Depth]; break; case 400: if(LCDwidth >= 800 && LCDheight >= 600) { if(VDisplay == 300) ModeIndex = ModeIndex_400x300[Depth]; } break; case 512: if(LCDwidth >= 1024 && LCDheight >= 768 && LCDwidth != 1152) { if(VDisplay == 384) ModeIndex = ModeIndex_512x384[Depth]; } break; case 640: if(VDisplay == 480) ModeIndex = ModeIndex_640x480[Depth]; else if(VDisplay == 400) ModeIndex = ModeIndex_640x400[Depth]; break; case 720: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 480) ModeIndex = ModeIndex_720x480[Depth]; else if(VDisplay == 576) ModeIndex = ModeIndex_720x576[Depth]; } break; case 768: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 576) ModeIndex = ModeIndex_768x576[Depth]; } break; case 800: if(VDisplay == 600) ModeIndex = ModeIndex_800x600[Depth]; if(VGAEngine == SIS_315_VGA) { if(VDisplay == 480) ModeIndex = ModeIndex_800x480[Depth]; } break; case 848: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 480) ModeIndex = ModeIndex_848x480[Depth]; } break; case 856: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 480) ModeIndex = ModeIndex_856x480[Depth]; } break; case 960: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 540) ModeIndex = ModeIndex_960x540[Depth]; else if(VDisplay == 600) ModeIndex = ModeIndex_960x600[Depth]; } break; case 1024: if(VDisplay == 768) ModeIndex = ModeIndex_1024x768[Depth]; if(VGAEngine == SIS_315_VGA) { if(VDisplay == 576) ModeIndex = ModeIndex_1024x576[Depth]; } break; case 1152: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 864) ModeIndex = ModeIndex_1152x864[Depth]; } break; case 1280: switch(VDisplay) { case 720: ModeIndex = ModeIndex_1280x720[Depth]; break; case 768: if(VGAEngine == SIS_300_VGA) { ModeIndex = ModeIndex_300_1280x768[Depth]; } else { ModeIndex = ModeIndex_310_1280x768[Depth]; } break; case 800: if(VGAEngine == SIS_315_VGA) { ModeIndex = ModeIndex_1280x800[Depth]; } break; case 854: if(VGAEngine == SIS_315_VGA) { ModeIndex = ModeIndex_1280x854[Depth]; } break; case 960: ModeIndex = ModeIndex_1280x960[Depth]; break; case 1024: ModeIndex = ModeIndex_1280x1024[Depth]; break; } break; case 1360: if(VGAEngine == SIS_315_VGA) { /* OVER1280 only? */ if(VDisplay == 768) ModeIndex = ModeIndex_1360x768[Depth]; } break; case 1400: if(VGAEngine == SIS_315_VGA) { if(VBFlags2 & VB2_LCDOVER1280BRIDGE) { if(VDisplay == 1050) ModeIndex = ModeIndex_1400x1050[Depth]; } } break; case 1600: if(VGAEngine == SIS_315_VGA) { if(VBFlags2 & VB2_LCDOVER1280BRIDGE) { if(VDisplay == 1200) ModeIndex = ModeIndex_1600x1200[Depth]; } } break; #ifndef VB_FORBID_CRT2LCD_OVER_1600 case 1680: if(VGAEngine == SIS_315_VGA) { if(VBFlags2 & VB2_LCDOVER1280BRIDGE) { if(VDisplay == 1050) ModeIndex = ModeIndex_1680x1050[Depth]; } } break; case 1920: if(VGAEngine == SIS_315_VGA) { if(VBFlags2 & VB2_LCDOVER1600BRIDGE) { if(VDisplay == 1440) ModeIndex = ModeIndex_1920x1440[Depth]; } } break; case 2048: if(VGAEngine == SIS_315_VGA) { if(VBFlags2 & VB2_LCDOVER1600BRIDGE) { if(VDisplay == 1536) ModeIndex = ModeIndex_310_2048x1536[Depth]; } } break; #endif } } return ModeIndex; } unsigned short SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay, int Depth, unsigned int VBFlags2) { unsigned short ModeIndex = 0; if(VBFlags2 & VB2_CHRONTEL) { switch(HDisplay) { case 512: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 384) ModeIndex = ModeIndex_512x384[Depth]; } break; case 640: if(VDisplay == 480) ModeIndex = ModeIndex_640x480[Depth]; else if(VDisplay == 400) ModeIndex = ModeIndex_640x400[Depth]; break; case 800: if(VDisplay == 600) ModeIndex = ModeIndex_800x600[Depth]; break; case 1024: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 768) ModeIndex = ModeIndex_1024x768[Depth]; } break; } } else if(VBFlags2 & VB2_SISTVBRIDGE) { switch(HDisplay) { case 320: if(VDisplay == 200) ModeIndex = ModeIndex_320x200[Depth]; else if(VDisplay == 240) ModeIndex = ModeIndex_320x240[Depth]; break; case 400: if(VDisplay == 300) ModeIndex = ModeIndex_400x300[Depth]; break; case 512: if( ((VBFlags & TV_YPBPR) && (VBFlags & (TV_YPBPR750P | TV_YPBPR1080I))) || (VBFlags & TV_HIVISION) || ((!(VBFlags & (TV_YPBPR | TV_PALM))) && (VBFlags & TV_PAL)) ) { if(VDisplay == 384) ModeIndex = ModeIndex_512x384[Depth]; } break; case 640: if(VDisplay == 480) ModeIndex = ModeIndex_640x480[Depth]; else if(VDisplay == 400) ModeIndex = ModeIndex_640x400[Depth]; break; case 720: if((!(VBFlags & TV_HIVISION)) && (!((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR1080I)))) { if(VDisplay == 480) { ModeIndex = ModeIndex_720x480[Depth]; } else if(VDisplay == 576) { if( ((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR750P)) || ((!(VBFlags & (TV_YPBPR | TV_PALM))) && (VBFlags & TV_PAL)) ) ModeIndex = ModeIndex_720x576[Depth]; } } break; case 768: if((!(VBFlags & TV_HIVISION)) && (!((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR1080I)))) { if( ((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR750P)) || ((!(VBFlags & (TV_YPBPR | TV_PALM))) && (VBFlags & TV_PAL)) ) { if(VDisplay == 576) ModeIndex = ModeIndex_768x576[Depth]; } } break; case 800: if(VDisplay == 600) ModeIndex = ModeIndex_800x600[Depth]; else if(VDisplay == 480) { if(!((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR750P))) { ModeIndex = ModeIndex_800x480[Depth]; } } break; case 960: if(VGAEngine == SIS_315_VGA) { if(VDisplay == 600) { if((VBFlags & TV_HIVISION) || ((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR1080I))) { ModeIndex = ModeIndex_960x600[Depth]; } } } break; case 1024: if(VDisplay == 768) { if(VBFlags2 & VB2_30xBLV) { ModeIndex = ModeIndex_1024x768[Depth]; } } else if(VDisplay == 576) { if( (VBFlags & TV_HIVISION) || ((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR1080I)) || ((VBFlags2 & VB2_30xBLV) && ((!(VBFlags & (TV_YPBPR | TV_PALM))) && (VBFlags & TV_PAL))) ) { ModeIndex = ModeIndex_1024x576[Depth]; } } break; case 1280: if(VDisplay == 720) { if((VBFlags & TV_HIVISION) || ((VBFlags & TV_YPBPR) && (VBFlags & (TV_YPBPR1080I | TV_YPBPR750P)))) { ModeIndex = ModeIndex_1280x720[Depth]; } } else if(VDisplay == 1024) { if((VBFlags & TV_HIVISION) || ((VBFlags & TV_YPBPR) && (VBFlags & TV_YPBPR1080I))) { ModeIndex = ModeIndex_1280x1024[Depth]; } } break; } } return ModeIndex; } unsigned short SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay, int Depth, unsigned int VBFlags2) { if(!(VBFlags2 & VB2_SISVGA2BRIDGE)) return 0; if(HDisplay >= 1920) return 0; switch(HDisplay) { case 1600: if(VDisplay == 1200) { if(VGAEngine != SIS_315_VGA) return 0; if(!(VBFlags2 & VB2_30xB)) return 0; } break; case 1680: if(VDisplay == 1050) { if(VGAEngine != SIS_315_VGA) return 0; if(!(VBFlags2 & VB2_30xB)) return 0; } break; } return SiS_GetModeID(VGAEngine, 0, HDisplay, VDisplay, Depth, false, 0, 0); } /*********************************************/ /* HELPER: SetReg, GetReg */ /*********************************************/ void SiS_SetReg(SISIOADDRESS port, u8 index, u8 data) { outb(index, port); outb(data, port + 1); } void SiS_SetRegByte(SISIOADDRESS port, u8 data) { outb(data, port); } void SiS_SetRegShort(SISIOADDRESS port, u16 data) { outw(data, port); } void SiS_SetRegLong(SISIOADDRESS port, u32 data) { outl(data, port); } u8 SiS_GetReg(SISIOADDRESS port, u8 index) { outb(index, port); return inb(port + 1); } u8 SiS_GetRegByte(SISIOADDRESS port) { return inb(port); } u16 SiS_GetRegShort(SISIOADDRESS port) { return inw(port); } u32 SiS_GetRegLong(SISIOADDRESS port) { return inl(port); } void SiS_SetRegANDOR(SISIOADDRESS Port, u8 Index, u8 DataAND, u8 DataOR) { u8 temp; temp = SiS_GetReg(Port, Index); temp = (temp & (DataAND)) | DataOR; SiS_SetReg(Port, Index, temp); } void SiS_SetRegAND(SISIOADDRESS Port, u8 Index, u8 DataAND) { u8 temp; temp = SiS_GetReg(Port, Index); temp &= DataAND; SiS_SetReg(Port, Index, temp); } void SiS_SetRegOR(SISIOADDRESS Port, u8 Index, u8 DataOR) { u8 temp; temp = SiS_GetReg(Port, Index); temp |= DataOR; SiS_SetReg(Port, Index, temp); } /*********************************************/ /* HELPER: DisplayOn, DisplayOff */ /*********************************************/ void SiS_DisplayOn(struct SiS_Private *SiS_Pr) { SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x01,0xDF); } void SiS_DisplayOff(struct SiS_Private *SiS_Pr) { SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x01,0x20); } /*********************************************/ /* HELPER: Init Port Addresses */ /*********************************************/ void SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr) { SiS_Pr->SiS_P3c4 = BaseAddr + 0x14; SiS_Pr->SiS_P3d4 = BaseAddr + 0x24; SiS_Pr->SiS_P3c0 = BaseAddr + 0x10; SiS_Pr->SiS_P3ce = BaseAddr + 0x1e; SiS_Pr->SiS_P3c2 = BaseAddr + 0x12; SiS_Pr->SiS_P3ca = BaseAddr + 0x1a; SiS_Pr->SiS_P3c6 = BaseAddr + 0x16; SiS_Pr->SiS_P3c7 = BaseAddr + 0x17; SiS_Pr->SiS_P3c8 = BaseAddr + 0x18; SiS_Pr->SiS_P3c9 = BaseAddr + 0x19; SiS_Pr->SiS_P3cb = BaseAddr + 0x1b; SiS_Pr->SiS_P3cc = BaseAddr + 0x1c; SiS_Pr->SiS_P3cd = BaseAddr + 0x1d; SiS_Pr->SiS_P3da = BaseAddr + 0x2a; SiS_Pr->SiS_Part1Port = BaseAddr + SIS_CRT2_PORT_04; SiS_Pr->SiS_Part2Port = BaseAddr + SIS_CRT2_PORT_10; SiS_Pr->SiS_Part3Port = BaseAddr + SIS_CRT2_PORT_12; SiS_Pr->SiS_Part4Port = BaseAddr + SIS_CRT2_PORT_14; SiS_Pr->SiS_Part5Port = BaseAddr + SIS_CRT2_PORT_14 + 2; SiS_Pr->SiS_DDC_Port = BaseAddr + 0x14; SiS_Pr->SiS_VidCapt = BaseAddr + SIS_VIDEO_CAPTURE; SiS_Pr->SiS_VidPlay = BaseAddr + SIS_VIDEO_PLAYBACK; } /*********************************************/ /* HELPER: GetSysFlags */ /*********************************************/ static void SiS_GetSysFlags(struct SiS_Private *SiS_Pr) { unsigned char cr5f, temp1, temp2; /* 661 and newer: NEVER write non-zero to SR11[7:4] */ /* (SR11 is used for DDC and in enable/disablebridge) */ SiS_Pr->SiS_SensibleSR11 = false; SiS_Pr->SiS_MyCR63 = 0x63; if(SiS_Pr->ChipType >= SIS_330) { SiS_Pr->SiS_MyCR63 = 0x53; if(SiS_Pr->ChipType >= SIS_661) { SiS_Pr->SiS_SensibleSR11 = true; } } /* You should use the macros, not these flags directly */ SiS_Pr->SiS_SysFlags = 0; if(SiS_Pr->ChipType == SIS_650) { cr5f = SiS_GetReg(SiS_Pr->SiS_P3d4,0x5f) & 0xf0; SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x5c,0x07); temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x5c) & 0xf8; SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x5c,0xf8); temp2 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x5c) & 0xf8; if((!temp1) || (temp2)) { switch(cr5f) { case 0x80: case 0x90: case 0xc0: SiS_Pr->SiS_SysFlags |= SF_IsM650; break; case 0xa0: case 0xb0: case 0xe0: SiS_Pr->SiS_SysFlags |= SF_Is651; break; } } else { switch(cr5f) { case 0x90: temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x5c) & 0xf8; switch(temp1) { case 0x00: SiS_Pr->SiS_SysFlags |= SF_IsM652; break; case 0x40: SiS_Pr->SiS_SysFlags |= SF_IsM653; break; default: SiS_Pr->SiS_SysFlags |= SF_IsM650; break; } break; case 0xb0: SiS_Pr->SiS_SysFlags |= SF_Is652; break; default: SiS_Pr->SiS_SysFlags |= SF_IsM650; break; } } } if(SiS_Pr->ChipType >= SIS_760 && SiS_Pr->ChipType <= SIS_761) { if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x78) & 0x30) { SiS_Pr->SiS_SysFlags |= SF_760LFB; } if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x79) & 0xf0) { SiS_Pr->SiS_SysFlags |= SF_760UMA; } } } /*********************************************/ /* HELPER: Init PCI & Engines */ /*********************************************/ static void SiSInitPCIetc(struct SiS_Private *SiS_Pr) { switch(SiS_Pr->ChipType) { #ifdef CONFIG_FB_SIS_300 case SIS_300: case SIS_540: case SIS_630: case SIS_730: /* Set - PCI LINEAR ADDRESSING ENABLE (0x80) * - RELOCATED VGA IO ENABLED (0x20) * - MMIO ENABLED (0x01) * Leave other bits untouched. */ SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x20,0xa1); /* - Enable 2D (0x40) * - Enable 3D (0x02) * - Enable 3D Vertex command fetch (0x10) ? * - Enable 3D command parser (0x08) ? */ SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x1E,0x5A); break; #endif #ifdef CONFIG_FB_SIS_315 case SIS_315H: case SIS_315: case SIS_315PRO: case SIS_650: case SIS_740: case SIS_330: case SIS_661: case SIS_741: case SIS_660: case SIS_760: case SIS_761: case SIS_340: case XGI_40: /* See above */ SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x20,0xa1); /* - Enable 3D G/L transformation engine (0x80) * - Enable 2D (0x40) * - Enable 3D vertex command fetch (0x10) * - Enable 3D command parser (0x08) * - Enable 3D (0x02) */ SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x1E,0xDA); break; case XGI_20: case SIS_550: /* See above */ SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x20,0xa1); /* No 3D engine ! */ /* - Enable 2D (0x40) * - disable 3D */ SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x1E,0x60,0x40); break; #endif default: break; } } /*********************************************/ /* HELPER: SetLVDSetc */ /*********************************************/ static void SiSSetLVDSetc(struct SiS_Private *SiS_Pr) { unsigned short temp; SiS_Pr->SiS_IF_DEF_LVDS = 0; SiS_Pr->SiS_IF_DEF_TRUMPION = 0; SiS_Pr->SiS_IF_DEF_CH70xx = 0; SiS_Pr->SiS_IF_DEF_CONEX = 0; SiS_Pr->SiS_ChrontelInit = 0; if(SiS_Pr->ChipType == XGI_20) return; /* Check for SiS30x first */ temp = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x00); if((temp == 1) || (temp == 2)) return; switch(SiS_Pr->ChipType) { #ifdef CONFIG_FB_SIS_300 case SIS_540: case SIS_630: case SIS_730: temp = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x37) & 0x0e) >> 1; if((temp >= 2) && (temp <= 5)) SiS_Pr->SiS_IF_DEF_LVDS = 1; if(temp == 3) SiS_Pr->SiS_IF_DEF_TRUMPION = 1; if((temp == 4) || (temp == 5)) { /* Save power status (and error check) - UNUSED */ SiS_Pr->SiS_Backup70xx = SiS_GetCH700x(SiS_Pr, 0x0e); SiS_Pr->SiS_IF_DEF_CH70xx = 1; } break; #endif #ifdef CONFIG_FB_SIS_315 case SIS_550: case SIS_650: case SIS_740: case SIS_330: temp = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x37) & 0x0e) >> 1; if((temp >= 2) && (temp <= 3)) SiS_Pr->SiS_IF_DEF_LVDS = 1; if(temp == 3) SiS_Pr->SiS_IF_DEF_CH70xx = 2; break; case SIS_661: case SIS_741: case SIS_660: case SIS_760: case SIS_761: case SIS_340: case XGI_20: case XGI_40: temp = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x38) & 0xe0) >> 5; if((temp >= 2) && (temp <= 3)) SiS_Pr->SiS_IF_DEF_LVDS = 1; if(temp == 3) SiS_Pr->SiS_IF_DEF_CH70xx = 2; if(temp == 4) SiS_Pr->SiS_IF_DEF_CONEX = 1; /* Not yet supported */ break; #endif default: break; } } /*********************************************/ /* HELPER: Enable DSTN/FSTN */ /*********************************************/ void SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable) { SiS_Pr->SiS_IF_DEF_DSTN = enable ? 1 : 0; } void SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable) { SiS_Pr->SiS_IF_DEF_FSTN = enable ? 1 : 0; } /*********************************************/ /* HELPER: Get modeflag */ /*********************************************/ unsigned short SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { if(SiS_Pr->UseCustomMode) { return SiS_Pr->CModeFlag; } else if(ModeNo <= 0x13) { return SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag; } else { return SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; } } /*********************************************/ /* HELPER: Determine ROM usage */ /*********************************************/ bool SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr) { unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; unsigned short romversoffs, romvmaj = 1, romvmin = 0; if(SiS_Pr->ChipType >= XGI_20) { /* XGI ROMs don't qualify */ return false; } else if(SiS_Pr->ChipType >= SIS_761) { /* I very much assume 761, 340 and newer will use new layout */ return true; } else if(SiS_Pr->ChipType >= SIS_661) { if((ROMAddr[0x1a] == 'N') && (ROMAddr[0x1b] == 'e') && (ROMAddr[0x1c] == 'w') && (ROMAddr[0x1d] == 'V')) { return true; } romversoffs = ROMAddr[0x16] | (ROMAddr[0x17] << 8); if(romversoffs) { if((ROMAddr[romversoffs+1] == '.') || (ROMAddr[romversoffs+4] == '.')) { romvmaj = ROMAddr[romversoffs] - '0'; romvmin = ((ROMAddr[romversoffs+2] -'0') * 10) + (ROMAddr[romversoffs+3] - '0'); } } if((romvmaj != 0) || (romvmin >= 92)) { return true; } } else if(IS_SIS650740) { if((ROMAddr[0x1a] == 'N') && (ROMAddr[0x1b] == 'e') && (ROMAddr[0x1c] == 'w') && (ROMAddr[0x1d] == 'V')) { return true; } } return false; } static void SiSDetermineROMUsage(struct SiS_Private *SiS_Pr) { unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; unsigned short romptr = 0; SiS_Pr->SiS_UseROM = false; SiS_Pr->SiS_ROMNew = false; SiS_Pr->SiS_PWDOffset = 0; if(SiS_Pr->ChipType >= XGI_20) return; if((ROMAddr) && (SiS_Pr->UseROM)) { if(SiS_Pr->ChipType == SIS_300) { /* 300: We check if the code starts below 0x220 by * checking the jmp instruction at the beginning * of the BIOS image. */ if((ROMAddr[3] == 0xe9) && ((ROMAddr[5] << 8) | ROMAddr[4]) > 0x21a) SiS_Pr->SiS_UseROM = true; } else if(SiS_Pr->ChipType < SIS_315H) { /* Sony's VAIO BIOS 1.09 follows the standard, so perhaps * the others do as well */ SiS_Pr->SiS_UseROM = true; } else { /* 315/330 series stick to the standard(s) */ SiS_Pr->SiS_UseROM = true; if((SiS_Pr->SiS_ROMNew = SiSDetermineROMLayout661(SiS_Pr))) { SiS_Pr->SiS_EMIOffset = 14; SiS_Pr->SiS_PWDOffset = 17; SiS_Pr->SiS661LCD2TableSize = 36; /* Find out about LCD data table entry size */ if((romptr = SISGETROMW(0x0102))) { if(ROMAddr[romptr + (32 * 16)] == 0xff) SiS_Pr->SiS661LCD2TableSize = 32; else if(ROMAddr[romptr + (34 * 16)] == 0xff) SiS_Pr->SiS661LCD2TableSize = 34; else if(ROMAddr[romptr + (36 * 16)] == 0xff) /* 0.94, 2.05.00+ */ SiS_Pr->SiS661LCD2TableSize = 36; else if( (ROMAddr[romptr + (38 * 16)] == 0xff) || /* 2.00.00 - 2.02.00 */ (ROMAddr[0x6F] & 0x01) ) { /* 2.03.00 - <2.05.00 */ SiS_Pr->SiS661LCD2TableSize = 38; /* UMC data layout abandoned at 2.05.00 */ SiS_Pr->SiS_EMIOffset = 16; SiS_Pr->SiS_PWDOffset = 19; } } } } } } /*********************************************/ /* HELPER: SET SEGMENT REGISTERS */ /*********************************************/ static void SiS_SetSegRegLower(struct SiS_Private *SiS_Pr, unsigned short value) { unsigned short temp; value &= 0x00ff; temp = SiS_GetRegByte(SiS_Pr->SiS_P3cb) & 0xf0; temp |= (value >> 4); SiS_SetRegByte(SiS_Pr->SiS_P3cb, temp); temp = SiS_GetRegByte(SiS_Pr->SiS_P3cd) & 0xf0; temp |= (value & 0x0f); SiS_SetRegByte(SiS_Pr->SiS_P3cd, temp); } static void SiS_SetSegRegUpper(struct SiS_Private *SiS_Pr, unsigned short value) { unsigned short temp; value &= 0x00ff; temp = SiS_GetRegByte(SiS_Pr->SiS_P3cb) & 0x0f; temp |= (value & 0xf0); SiS_SetRegByte(SiS_Pr->SiS_P3cb, temp); temp = SiS_GetRegByte(SiS_Pr->SiS_P3cd) & 0x0f; temp |= (value << 4); SiS_SetRegByte(SiS_Pr->SiS_P3cd, temp); } static void SiS_SetSegmentReg(struct SiS_Private *SiS_Pr, unsigned short value) { SiS_SetSegRegLower(SiS_Pr, value); SiS_SetSegRegUpper(SiS_Pr, value); } static void SiS_ResetSegmentReg(struct SiS_Private *SiS_Pr) { SiS_SetSegmentReg(SiS_Pr, 0); } static void SiS_SetSegmentRegOver(struct SiS_Private *SiS_Pr, unsigned short value) { unsigned short temp = value >> 8; temp &= 0x07; temp |= (temp << 4); SiS_SetReg(SiS_Pr->SiS_P3c4,0x1d,temp); SiS_SetSegmentReg(SiS_Pr, value); } static void SiS_ResetSegmentRegOver(struct SiS_Private *SiS_Pr) { SiS_SetSegmentRegOver(SiS_Pr, 0); } static void SiS_ResetSegmentRegisters(struct SiS_Private *SiS_Pr) { if((IS_SIS65x) || (SiS_Pr->ChipType >= SIS_661)) { SiS_ResetSegmentReg(SiS_Pr); SiS_ResetSegmentRegOver(SiS_Pr); } } /*********************************************/ /* HELPER: GetVBType */ /*********************************************/ static void SiS_GetVBType(struct SiS_Private *SiS_Pr) { unsigned short flag = 0, rev = 0, nolcd = 0; unsigned short p4_0f, p4_25, p4_27; SiS_Pr->SiS_VBType = 0; if((SiS_Pr->SiS_IF_DEF_LVDS) || (SiS_Pr->SiS_IF_DEF_CONEX)) return; if(SiS_Pr->ChipType == XGI_20) return; flag = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x00); if(flag > 3) return; rev = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x01); if(flag >= 2) { SiS_Pr->SiS_VBType = VB_SIS302B; } else if(flag == 1) { if(rev >= 0xC0) { SiS_Pr->SiS_VBType = VB_SIS301C; } else if(rev >= 0xB0) { SiS_Pr->SiS_VBType = VB_SIS301B; /* Check if 30xB DH version (no LCD support, use Panel Link instead) */ nolcd = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x23); if(!(nolcd & 0x02)) SiS_Pr->SiS_VBType |= VB_NoLCD; } else { SiS_Pr->SiS_VBType = VB_SIS301; } } if(SiS_Pr->SiS_VBType & (VB_SIS301B | VB_SIS301C | VB_SIS302B)) { if(rev >= 0xE0) { flag = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x39); if(flag == 0xff) SiS_Pr->SiS_VBType = VB_SIS302LV; else SiS_Pr->SiS_VBType = VB_SIS301C; /* VB_SIS302ELV; */ } else if(rev >= 0xD0) { SiS_Pr->SiS_VBType = VB_SIS301LV; } } if(SiS_Pr->SiS_VBType & (VB_SIS301C | VB_SIS301LV | VB_SIS302LV | VB_SIS302ELV)) { p4_0f = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x0f); p4_25 = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x25); p4_27 = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x27); SiS_SetRegAND(SiS_Pr->SiS_Part4Port,0x0f,0x7f); SiS_SetRegOR(SiS_Pr->SiS_Part4Port,0x25,0x08); SiS_SetRegAND(SiS_Pr->SiS_Part4Port,0x27,0xfd); if(SiS_GetReg(SiS_Pr->SiS_Part4Port,0x26) & 0x08) { SiS_Pr->SiS_VBType |= VB_UMC; } SiS_SetReg(SiS_Pr->SiS_Part4Port,0x27,p4_27); SiS_SetReg(SiS_Pr->SiS_Part4Port,0x25,p4_25); SiS_SetReg(SiS_Pr->SiS_Part4Port,0x0f,p4_0f); } } /*********************************************/ /* HELPER: Check RAM size */ /*********************************************/ static bool SiS_CheckMemorySize(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short AdapterMemSize = SiS_Pr->VideoMemorySize / (1024*1024); unsigned short modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex); unsigned short memorysize = ((modeflag & MemoryInfoFlag) >> MemorySizeShift) + 1; if(!AdapterMemSize) return true; if(AdapterMemSize < memorysize) return false; return true; } /*********************************************/ /* HELPER: Get DRAM type */ /*********************************************/ #ifdef CONFIG_FB_SIS_315 static unsigned char SiS_Get310DRAMType(struct SiS_Private *SiS_Pr) { unsigned char data; if((*SiS_Pr->pSiS_SoftSetting) & SoftDRAMType) { data = (*SiS_Pr->pSiS_SoftSetting) & 0x03; } else { if(SiS_Pr->ChipType >= XGI_20) { /* Do I need this? SR17 seems to be zero anyway... */ data = 0; } else if(SiS_Pr->ChipType >= SIS_340) { /* TODO */ data = 0; } else if(SiS_Pr->ChipType >= SIS_661) { if(SiS_Pr->SiS_ROMNew) { data = ((SiS_GetReg(SiS_Pr->SiS_P3d4,0x78) & 0xc0) >> 6); } else { data = SiS_GetReg(SiS_Pr->SiS_P3d4,0x78) & 0x07; } } else if(IS_SIS550650740) { data = SiS_GetReg(SiS_Pr->SiS_P3c4,0x13) & 0x07; } else { /* 315, 330 */ data = SiS_GetReg(SiS_Pr->SiS_P3c4,0x3a) & 0x03; if(SiS_Pr->ChipType == SIS_330) { if(data > 1) { switch(SiS_GetReg(SiS_Pr->SiS_P3d4,0x5f) & 0x30) { case 0x00: data = 1; break; case 0x10: data = 3; break; case 0x20: data = 3; break; case 0x30: data = 2; break; } } else { data = 0; } } } } return data; } static unsigned short SiS_GetMCLK(struct SiS_Private *SiS_Pr) { unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; unsigned short index; index = SiS_Get310DRAMType(SiS_Pr); if(SiS_Pr->ChipType >= SIS_661) { if(SiS_Pr->SiS_ROMNew) { return((unsigned short)(SISGETROMW((0x90 + (index * 5) + 3)))); } return(SiS_Pr->SiS_MCLKData_0[index].CLOCK); } else if(index >= 4) { return(SiS_Pr->SiS_MCLKData_1[index - 4].CLOCK); } else { return(SiS_Pr->SiS_MCLKData_0[index].CLOCK); } } #endif /*********************************************/ /* HELPER: ClearBuffer */ /*********************************************/ static void SiS_ClearBuffer(struct SiS_Private *SiS_Pr, unsigned short ModeNo) { unsigned char SISIOMEMTYPE *memaddr = SiS_Pr->VideoMemoryAddress; unsigned int memsize = SiS_Pr->VideoMemorySize; unsigned short SISIOMEMTYPE *pBuffer; int i; if(!memaddr || !memsize) return; if(SiS_Pr->SiS_ModeType >= ModeEGA) { if(ModeNo > 0x13) { memset_io(memaddr, 0, memsize); } else { pBuffer = (unsigned short SISIOMEMTYPE *)memaddr; for(i = 0; i < 0x4000; i++) writew(0x0000, &pBuffer[i]); } } else if(SiS_Pr->SiS_ModeType < ModeCGA) { pBuffer = (unsigned short SISIOMEMTYPE *)memaddr; for(i = 0; i < 0x4000; i++) writew(0x0720, &pBuffer[i]); } else { memset_io(memaddr, 0, 0x8000); } } /*********************************************/ /* HELPER: SearchModeID */ /*********************************************/ bool SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo, unsigned short *ModeIdIndex) { unsigned char VGAINFO = SiS_Pr->SiS_VGAINFO; if((*ModeNo) <= 0x13) { if((*ModeNo) <= 0x05) (*ModeNo) |= 0x01; for((*ModeIdIndex) = 0; ;(*ModeIdIndex)++) { if(SiS_Pr->SiS_SModeIDTable[(*ModeIdIndex)].St_ModeID == (*ModeNo)) break; if(SiS_Pr->SiS_SModeIDTable[(*ModeIdIndex)].St_ModeID == 0xFF) return false; } if((*ModeNo) == 0x07) { if(VGAINFO & 0x10) (*ModeIdIndex)++; /* 400 lines */ /* else 350 lines */ } if((*ModeNo) <= 0x03) { if(!(VGAINFO & 0x80)) (*ModeIdIndex)++; if(VGAINFO & 0x10) (*ModeIdIndex)++; /* 400 lines */ /* else 350 lines */ } /* else 200 lines */ } else { for((*ModeIdIndex) = 0; ;(*ModeIdIndex)++) { if(SiS_Pr->SiS_EModeIDTable[(*ModeIdIndex)].Ext_ModeID == (*ModeNo)) break; if(SiS_Pr->SiS_EModeIDTable[(*ModeIdIndex)].Ext_ModeID == 0xFF) return false; } } return true; } /*********************************************/ /* HELPER: GetModePtr */ /*********************************************/ unsigned short SiS_GetModePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short index; if(ModeNo <= 0x13) { index = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_StTableIndex; } else { if(SiS_Pr->SiS_ModeType <= ModeEGA) index = 0x1B; else index = 0x0F; } return index; } /*********************************************/ /* HELPERS: Get some indices */ /*********************************************/ unsigned short SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide) { if(SiS_Pr->SiS_RefIndex[Index].Ext_InfoFlag & HaveWideTiming) { if(UseWide == 1) { return SiS_Pr->SiS_RefIndex[Index].Ext_CRTVCLK_WIDE; } else { return SiS_Pr->SiS_RefIndex[Index].Ext_CRTVCLK_NORM; } } else { return SiS_Pr->SiS_RefIndex[Index].Ext_CRTVCLK; } } unsigned short SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide) { if(SiS_Pr->SiS_RefIndex[Index].Ext_InfoFlag & HaveWideTiming) { if(UseWide == 1) { return SiS_Pr->SiS_RefIndex[Index].Ext_CRT1CRTC_WIDE; } else { return SiS_Pr->SiS_RefIndex[Index].Ext_CRT1CRTC_NORM; } } else { return SiS_Pr->SiS_RefIndex[Index].Ext_CRT1CRTC; } } /*********************************************/ /* HELPER: LowModeTests */ /*********************************************/ static bool SiS_DoLowModeTest(struct SiS_Private *SiS_Pr, unsigned short ModeNo) { unsigned short temp, temp1, temp2; if((ModeNo != 0x03) && (ModeNo != 0x10) && (ModeNo != 0x12)) return true; temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x11); SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x11,0x80); temp1 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x00); SiS_SetReg(SiS_Pr->SiS_P3d4,0x00,0x55); temp2 = SiS_GetReg(SiS_Pr->SiS_P3d4,0x00); SiS_SetReg(SiS_Pr->SiS_P3d4,0x00,temp1); SiS_SetReg(SiS_Pr->SiS_P3d4,0x11,temp); if((SiS_Pr->ChipType >= SIS_315H) || (SiS_Pr->ChipType == SIS_300)) { if(temp2 == 0x55) return false; else return true; } else { if(temp2 != 0x55) return true; else { SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x35,0x01); return false; } } } static void SiS_SetLowModeTest(struct SiS_Private *SiS_Pr, unsigned short ModeNo) { if(SiS_DoLowModeTest(SiS_Pr, ModeNo)) { SiS_Pr->SiS_SetFlag |= LowModeTests; } } /*********************************************/ /* HELPER: OPEN/CLOSE CRT1 CRTC */ /*********************************************/ static void SiS_OpenCRTC(struct SiS_Private *SiS_Pr) { if(IS_SIS650) { SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x51,0x1f); if(IS_SIS651) SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x51,0x20); SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x56,0xe7); } else if(IS_SIS661741660760) { SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x61,0xf7); SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x51,0x1f); SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x56,0xe7); if(!SiS_Pr->SiS_ROMNew) { SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x3a,0xef); } } } static void SiS_CloseCRTC(struct SiS_Private *SiS_Pr) { #if 0 /* This locks some CRTC registers. We don't want that. */ unsigned short temp1 = 0, temp2 = 0; if(IS_SIS661741660760) { if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) { temp1 = 0xa0; temp2 = 0x08; } SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x51,0x1f,temp1); SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x56,0xe7,temp2); } #endif } static void SiS_HandleCRT1(struct SiS_Private *SiS_Pr) { /* Enable CRT1 gating */ SiS_SetRegAND(SiS_Pr->SiS_P3d4,SiS_Pr->SiS_MyCR63,0xbf); #if 0 if(!(SiS_GetReg(SiS_Pr->SiS_P3c4,0x15) & 0x01)) { if((SiS_GetReg(SiS_Pr->SiS_P3c4,0x15) & 0x0a) || (SiS_GetReg(SiS_Pr->SiS_P3c4,0x16) & 0x01)) { SiS_SetRegOR(SiS_Pr->SiS_P3d4,SiS_Pr->SiS_MyCR63,0x40); } } #endif } /*********************************************/ /* HELPER: GetColorDepth */ /*********************************************/ unsigned short SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { static const unsigned short ColorDepth[6] = { 1, 2, 4, 4, 6, 8 }; unsigned short modeflag; short index; /* Do NOT check UseCustomMode, will skrew up FIFO */ if(ModeNo == 0xfe) { modeflag = SiS_Pr->CModeFlag; } else if(ModeNo <= 0x13) { modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag; } else { modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; } index = (modeflag & ModeTypeMask) - ModeEGA; if(index < 0) index = 0; return ColorDepth[index]; } /*********************************************/ /* HELPER: GetOffset */ /*********************************************/ unsigned short SiS_GetOffset(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RRTI) { unsigned short xres, temp, colordepth, infoflag; if(SiS_Pr->UseCustomMode) { infoflag = SiS_Pr->CInfoFlag; xres = SiS_Pr->CHDisplay; } else { infoflag = SiS_Pr->SiS_RefIndex[RRTI].Ext_InfoFlag; xres = SiS_Pr->SiS_RefIndex[RRTI].XRes; } colordepth = SiS_GetColorDepth(SiS_Pr, ModeNo, ModeIdIndex); temp = xres / 16; if(infoflag & InterlaceMode) temp <<= 1; temp *= colordepth; if(xres % 16) temp += (colordepth >> 1); return temp; } /*********************************************/ /* SEQ */ /*********************************************/ static void SiS_SetSeqRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) { unsigned char SRdata; int i; SiS_SetReg(SiS_Pr->SiS_P3c4,0x00,0x03); /* or "display off" */ SRdata = SiS_Pr->SiS_StandTable[StandTableIndex].SR[0] | 0x20; /* determine whether to force x8 dotclock */ if((SiS_Pr->SiS_VBType & VB_SISVB) || (SiS_Pr->SiS_IF_DEF_LVDS)) { if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToTV)) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) SRdata |= 0x01; } else if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) SRdata |= 0x01; } SiS_SetReg(SiS_Pr->SiS_P3c4,0x01,SRdata); for(i = 2; i <= 4; i++) { SRdata = SiS_Pr->SiS_StandTable[StandTableIndex].SR[i - 1]; SiS_SetReg(SiS_Pr->SiS_P3c4,i,SRdata); } } /*********************************************/ /* MISC */ /*********************************************/ static void SiS_SetMiscRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) { unsigned char Miscdata; Miscdata = SiS_Pr->SiS_StandTable[StandTableIndex].MISC; if(SiS_Pr->ChipType < SIS_661) { if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) { if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) { Miscdata |= 0x0C; } } } SiS_SetRegByte(SiS_Pr->SiS_P3c2,Miscdata); } /*********************************************/ /* CRTC */ /*********************************************/ static void SiS_SetCRTCRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) { unsigned char CRTCdata; unsigned short i; /* Unlock CRTC */ SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x11,0x7f); for(i = 0; i <= 0x18; i++) { CRTCdata = SiS_Pr->SiS_StandTable[StandTableIndex].CRTC[i]; SiS_SetReg(SiS_Pr->SiS_P3d4,i,CRTCdata); } if(SiS_Pr->ChipType >= SIS_661) { SiS_OpenCRTC(SiS_Pr); for(i = 0x13; i <= 0x14; i++) { CRTCdata = SiS_Pr->SiS_StandTable[StandTableIndex].CRTC[i]; SiS_SetReg(SiS_Pr->SiS_P3d4,i,CRTCdata); } } else if( ( (SiS_Pr->ChipType == SIS_630) || (SiS_Pr->ChipType == SIS_730) ) && (SiS_Pr->ChipRevision >= 0x30) ) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) { if(SiS_Pr->SiS_VBInfo & (SetCRT2ToLCD | SetCRT2ToTV)) { SiS_SetReg(SiS_Pr->SiS_P3d4,0x18,0xFE); } } } } /*********************************************/ /* ATT */ /*********************************************/ static void SiS_SetATTRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) { unsigned char ARdata; unsigned short i; for(i = 0; i <= 0x13; i++) { ARdata = SiS_Pr->SiS_StandTable[StandTableIndex].ATTR[i]; if(i == 0x13) { /* Pixel shift. If screen on LCD or TV is shifted left or right, * this might be the cause. */ if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) { if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) ARdata = 0; } if(SiS_Pr->SiS_IF_DEF_LVDS == 1) { if(SiS_Pr->SiS_IF_DEF_CH70xx != 0) { if(SiS_Pr->SiS_VBInfo & SetCRT2ToTV) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) ARdata = 0; } } } if(SiS_Pr->ChipType >= SIS_661) { if(SiS_Pr->SiS_VBInfo & (SetCRT2ToTV | SetCRT2ToLCD)) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) ARdata = 0; } } else if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) { if(SiS_Pr->ChipType >= SIS_315H) { if(IS_SIS550650740660) { /* 315, 330 don't do this */ if(SiS_Pr->SiS_VBType & VB_SIS30xB) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) ARdata = 0; } else { ARdata = 0; } } } else { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) ARdata = 0; } } } SiS_GetRegByte(SiS_Pr->SiS_P3da); /* reset 3da */ SiS_SetRegByte(SiS_Pr->SiS_P3c0,i); /* set index */ SiS_SetRegByte(SiS_Pr->SiS_P3c0,ARdata); /* set data */ } SiS_GetRegByte(SiS_Pr->SiS_P3da); /* reset 3da */ SiS_SetRegByte(SiS_Pr->SiS_P3c0,0x14); /* set index */ SiS_SetRegByte(SiS_Pr->SiS_P3c0,0x00); /* set data */ SiS_GetRegByte(SiS_Pr->SiS_P3da); SiS_SetRegByte(SiS_Pr->SiS_P3c0,0x20); /* Enable Attribute */ SiS_GetRegByte(SiS_Pr->SiS_P3da); } /*********************************************/ /* GRC */ /*********************************************/ static void SiS_SetGRCRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) { unsigned char GRdata; unsigned short i; for(i = 0; i <= 0x08; i++) { GRdata = SiS_Pr->SiS_StandTable[StandTableIndex].GRC[i]; SiS_SetReg(SiS_Pr->SiS_P3ce,i,GRdata); } if(SiS_Pr->SiS_ModeType > ModeVGA) { /* 256 color disable */ SiS_SetRegAND(SiS_Pr->SiS_P3ce,0x05,0xBF); } } /*********************************************/ /* CLEAR EXTENDED REGISTERS */ /*********************************************/ static void SiS_ClearExt1Regs(struct SiS_Private *SiS_Pr, unsigned short ModeNo) { unsigned short i; for(i = 0x0A; i <= 0x0E; i++) { SiS_SetReg(SiS_Pr->SiS_P3c4,i,0x00); } if(SiS_Pr->ChipType >= SIS_315H) { SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x37,0xFE); if(ModeNo <= 0x13) { if(ModeNo == 0x06 || ModeNo >= 0x0e) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x0e,0x20); } } } } /*********************************************/ /* RESET VCLK */ /*********************************************/ static void SiS_ResetCRT1VCLK(struct SiS_Private *SiS_Pr) { if(SiS_Pr->ChipType >= SIS_315H) { if(SiS_Pr->ChipType < SIS_661) { if(SiS_Pr->SiS_IF_DEF_LVDS == 0) return; } } else { if((SiS_Pr->SiS_IF_DEF_LVDS == 0) && (!(SiS_Pr->SiS_VBType & VB_SIS30xBLV)) ) { return; } } SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x31,0xcf,0x20); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2B,SiS_Pr->SiS_VCLKData[1].SR2B); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2C,SiS_Pr->SiS_VCLKData[1].SR2C); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2D,0x80); SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x31,0xcf,0x10); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2B,SiS_Pr->SiS_VCLKData[0].SR2B); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2C,SiS_Pr->SiS_VCLKData[0].SR2C); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2D,0x80); } /*********************************************/ /* SYNC */ /*********************************************/ static void SiS_SetCRT1Sync(struct SiS_Private *SiS_Pr, unsigned short RRTI) { unsigned short sync; if(SiS_Pr->UseCustomMode) { sync = SiS_Pr->CInfoFlag >> 8; } else { sync = SiS_Pr->SiS_RefIndex[RRTI].Ext_InfoFlag >> 8; } sync &= 0xC0; sync |= 0x2f; SiS_SetRegByte(SiS_Pr->SiS_P3c2,sync); } /*********************************************/ /* CRTC/2 */ /*********************************************/ static void SiS_SetCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RRTI) { unsigned short temp, i, j, modeflag; unsigned char *crt1data = NULL; modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex); if(SiS_Pr->UseCustomMode) { crt1data = &SiS_Pr->CCRT1CRTC[0]; } else { temp = SiS_GetRefCRT1CRTC(SiS_Pr, RRTI, SiS_Pr->SiS_UseWide); /* Alternate for 1600x1200 LCDA */ if((temp == 0x20) && (SiS_Pr->Alternate1600x1200)) temp = 0x57; crt1data = (unsigned char *)&SiS_Pr->SiS_CRT1Table[temp].CR[0]; } /* unlock cr0-7 */ SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x11,0x7f); for(i = 0, j = 0; i <= 7; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,crt1data[i]); } for(j = 0x10; i <= 10; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,crt1data[i]); } for(j = 0x15; i <= 12; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,crt1data[i]); } for(j = 0x0A; i <= 15; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3c4,j,crt1data[i]); } SiS_SetReg(SiS_Pr->SiS_P3c4,0x0E,crt1data[16] & 0xE0); temp = (crt1data[16] & 0x01) << 5; if(modeflag & DoubleScanMode) temp |= 0x80; SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x09,0x5F,temp); if(SiS_Pr->SiS_ModeType > ModeVGA) { SiS_SetReg(SiS_Pr->SiS_P3d4,0x14,0x4F); } #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)) { SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x0c,0xfb); } SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x05,0xe0,((temp - 1) & 0x1f)); temp = (crt1data[16] >> 5) + 3; if(temp > 7) temp -= 7; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0e,0x1f,(temp << 5)); } #endif } /*********************************************/ /* OFFSET & PITCH */ /*********************************************/ /* (partly overruled by SetPitch() in XF86) */ /*********************************************/ static void SiS_SetCRT1Offset(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RRTI) { unsigned short temp, DisplayUnit, infoflag; if(SiS_Pr->UseCustomMode) { infoflag = SiS_Pr->CInfoFlag; } else { infoflag = SiS_Pr->SiS_RefIndex[RRTI].Ext_InfoFlag; } DisplayUnit = SiS_GetOffset(SiS_Pr, ModeNo, ModeIdIndex, RRTI); temp = (DisplayUnit >> 8) & 0x0f; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0E,0xF0,temp); SiS_SetReg(SiS_Pr->SiS_P3d4,0x13,DisplayUnit & 0xFF); if(infoflag & InterlaceMode) DisplayUnit >>= 1; DisplayUnit <<= 5; temp = (DisplayUnit >> 8) + 1; if(DisplayUnit & 0xff) temp++; if(SiS_Pr->ChipType == XGI_20) { if(ModeNo == 0x4a || ModeNo == 0x49) temp--; } SiS_SetReg(SiS_Pr->SiS_P3c4,0x10,temp); } /*********************************************/ /* VCLK */ /*********************************************/ static void SiS_SetCRT1VCLK(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RRTI) { unsigned short index = 0, clka, clkb; if(SiS_Pr->UseCustomMode) { clka = SiS_Pr->CSR2B; clkb = SiS_Pr->CSR2C; } else { index = SiS_GetVCLK2Ptr(SiS_Pr, ModeNo, ModeIdIndex, RRTI); if((SiS_Pr->SiS_VBType & VB_SIS30xBLV) && (SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA)) { /* Alternate for 1600x1200 LCDA */ if((index == 0x21) && (SiS_Pr->Alternate1600x1200)) index = 0x72; clka = SiS_Pr->SiS_VBVCLKData[index].Part4_A; clkb = SiS_Pr->SiS_VBVCLKData[index].Part4_B; } else { clka = SiS_Pr->SiS_VCLKData[index].SR2B; clkb = SiS_Pr->SiS_VCLKData[index].SR2C; } } SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x31,0xCF); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2b,clka); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2c,clkb); if(SiS_Pr->ChipType >= SIS_315H) { #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); if(mf & HalfDCLK) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x2b,SiS_GetReg(SiS_Pr->SiS_P3c4,0x2b)); clkb = SiS_GetReg(SiS_Pr->SiS_P3c4,0x2c); clkb = (((clkb & 0x1f) << 1) + 1) | (clkb & 0xe0); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2c,clkb); } } #endif } else { SiS_SetReg(SiS_Pr->SiS_P3c4,0x2D,0x80); } } /*********************************************/ /* FIFO */ /*********************************************/ #ifdef CONFIG_FB_SIS_300 void SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1, unsigned short *idx2) { unsigned short temp1, temp2; static const unsigned char ThTiming[8] = { 1, 2, 2, 3, 0, 1, 1, 2 }; temp1 = temp2 = (SiS_GetReg(SiS_Pr->SiS_P3c4,0x18) & 0x62) >> 1; (*idx2) = (unsigned short)(ThTiming[((temp2 >> 3) | temp1) & 0x07]); (*idx1) = (unsigned short)(SiS_GetReg(SiS_Pr->SiS_P3c4,0x16) >> 6) & 0x03; (*idx1) |= (unsigned short)(((SiS_GetReg(SiS_Pr->SiS_P3c4,0x14) >> 4) & 0x0c)); (*idx1) <<= 1; } static unsigned short SiS_GetFIFOThresholdA300(unsigned short idx1, unsigned short idx2) { static const unsigned char ThLowA[8 * 3] = { 61, 3,52, 5,68, 7,100,11, 43, 3,42, 5,54, 7, 78,11, 34, 3,37, 5,47, 7, 67,11 }; return (unsigned short)((ThLowA[idx1 + 1] * idx2) + ThLowA[idx1]); } unsigned short SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2) { static const unsigned char ThLowB[8 * 3] = { 81, 4,72, 6,88, 8,120,12, 55, 4,54, 6,66, 8, 90,12, 42, 4,45, 6,55, 8, 75,12 }; return (unsigned short)((ThLowB[idx1 + 1] * idx2) + ThLowB[idx1]); } static unsigned short SiS_DoCalcDelay(struct SiS_Private *SiS_Pr, unsigned short MCLK, unsigned short VCLK, unsigned short colordepth, unsigned short key) { unsigned short idx1, idx2; unsigned int longtemp = VCLK * colordepth; SiS_GetFIFOThresholdIndex300(SiS_Pr, &idx1, &idx2); if(key == 0) { longtemp *= SiS_GetFIFOThresholdA300(idx1, idx2); } else { longtemp *= SiS_GetFIFOThresholdB300(idx1, idx2); } idx1 = longtemp % (MCLK * 16); longtemp /= (MCLK * 16); if(idx1) longtemp++; return (unsigned short)longtemp; } static unsigned short SiS_CalcDelay(struct SiS_Private *SiS_Pr, unsigned short VCLK, unsigned short colordepth, unsigned short MCLK) { unsigned short temp1, temp2; temp2 = SiS_DoCalcDelay(SiS_Pr, MCLK, VCLK, colordepth, 0); temp1 = SiS_DoCalcDelay(SiS_Pr, MCLK, VCLK, colordepth, 1); if(temp1 < 4) temp1 = 4; temp1 -= 4; if(temp2 < temp1) temp2 = temp1; return temp2; } static void SiS_SetCRT1FIFO_300(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short RefreshRateTableIndex) { unsigned short ThresholdLow = 0; unsigned short temp, index, VCLK, MCLK, colorth; static const unsigned short colortharray[6] = { 1, 1, 2, 2, 3, 4 }; if(ModeNo > 0x13) { /* Get VCLK */ if(SiS_Pr->UseCustomMode) { VCLK = SiS_Pr->CSRClock; } else { index = SiS_GetRefCRTVCLK(SiS_Pr, RefreshRateTableIndex, SiS_Pr->SiS_UseWide); VCLK = SiS_Pr->SiS_VCLKData[index].CLOCK; } /* Get half colordepth */ colorth = colortharray[(SiS_Pr->SiS_ModeType - ModeEGA)]; /* Get MCLK */ index = SiS_GetReg(SiS_Pr->SiS_P3c4,0x3A) & 0x07; MCLK = SiS_Pr->SiS_MCLKData_0[index].CLOCK; temp = SiS_GetReg(SiS_Pr->SiS_P3d4,0x35) & 0xc3; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x16,0x3c,temp); do { ThresholdLow = SiS_CalcDelay(SiS_Pr, VCLK, colorth, MCLK) + 1; if(ThresholdLow < 0x13) break; SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x16,0xfc); ThresholdLow = 0x13; temp = SiS_GetReg(SiS_Pr->SiS_P3c4,0x16) >> 6; if(!temp) break; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x16,0x3f,((temp - 1) << 6)); } while(0); } else ThresholdLow = 2; /* Write CRT/CPU threshold low, CRT/Engine threshold high */ temp = (ThresholdLow << 4) | 0x0f; SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,temp); temp = (ThresholdLow & 0x10) << 1; if(ModeNo > 0x13) temp |= 0x40; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0f,0x9f,temp); /* What is this? */ SiS_SetReg(SiS_Pr->SiS_P3c4,0x3B,0x09); /* Write CRT/CPU threshold high */ temp = ThresholdLow + 3; if(temp > 0x0f) temp = 0x0f; SiS_SetReg(SiS_Pr->SiS_P3c4,0x09,temp); } unsigned short SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index) { static const unsigned char LatencyFactor[] = { 97, 88, 86, 79, 77, 0, /* 64 bit BQ=2 */ 0, 87, 85, 78, 76, 54, /* 64 bit BQ=1 */ 97, 88, 86, 79, 77, 0, /* 128 bit BQ=2 */ 0, 79, 77, 70, 68, 48, /* 128 bit BQ=1 */ 80, 72, 69, 63, 61, 0, /* 64 bit BQ=2 */ 0, 70, 68, 61, 59, 37, /* 64 bit BQ=1 */ 86, 77, 75, 68, 66, 0, /* 128 bit BQ=2 */ 0, 68, 66, 59, 57, 37 /* 128 bit BQ=1 */ }; static const unsigned char LatencyFactor730[] = { 69, 63, 61, 86, 79, 77, 103, 96, 94, 120,113,111, 137,130,128 }; if(SiS_Pr->ChipType == SIS_730) { return (unsigned short)LatencyFactor730[index]; } else { return (unsigned short)LatencyFactor[index]; } } static unsigned short SiS_CalcDelay2(struct SiS_Private *SiS_Pr, unsigned char key) { unsigned short index; if(SiS_Pr->ChipType == SIS_730) { index = ((key & 0x0f) * 3) + ((key & 0xc0) >> 6); } else { index = (key & 0xe0) >> 5; if(key & 0x10) index += 6; if(!(key & 0x01)) index += 24; if(SiS_GetReg(SiS_Pr->SiS_P3c4,0x14) & 0x80) index += 12; } return SiS_GetLatencyFactor630(SiS_Pr, index); } static void SiS_SetCRT1FIFO_630(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short RefreshRateTableIndex) { unsigned short ThresholdLow = 0; unsigned short i, data, VCLK, MCLK16, colorth = 0; unsigned int templ, datal; const unsigned char *queuedata = NULL; static const unsigned char FQBQData[21] = { 0x01,0x21,0x41,0x61,0x81, 0x31,0x51,0x71,0x91,0xb1, 0x00,0x20,0x40,0x60,0x80, 0x30,0x50,0x70,0x90,0xb0, 0xff }; static const unsigned char FQBQData730[16] = { 0x34,0x74,0xb4, 0x23,0x63,0xa3, 0x12,0x52,0x92, 0x01,0x41,0x81, 0x00,0x40,0x80, 0xff }; static const unsigned short colortharray[6] = { 1, 1, 2, 2, 3, 4 }; i = 0; if (SiS_Pr->ChipType == SIS_730) queuedata = &FQBQData730[0]; else queuedata = &FQBQData[0]; if(ModeNo > 0x13) { /* Get VCLK */ if(SiS_Pr->UseCustomMode) { VCLK = SiS_Pr->CSRClock; } else { data = SiS_GetRefCRTVCLK(SiS_Pr, RefreshRateTableIndex, SiS_Pr->SiS_UseWide); VCLK = SiS_Pr->SiS_VCLKData[data].CLOCK; } /* Get MCLK * 16 */ data = SiS_GetReg(SiS_Pr->SiS_P3c4,0x1A) & 0x07; MCLK16 = SiS_Pr->SiS_MCLKData_0[data].CLOCK * 16; /* Get half colordepth */ colorth = colortharray[(SiS_Pr->SiS_ModeType - ModeEGA)]; do { templ = SiS_CalcDelay2(SiS_Pr, queuedata[i]) * VCLK * colorth; datal = templ % MCLK16; templ = (templ / MCLK16) + 1; if(datal) templ++; if(templ > 0x13) { if(queuedata[i + 1] == 0xFF) { ThresholdLow = 0x13; break; } i++; } else { ThresholdLow = templ; break; } } while(queuedata[i] != 0xFF); } else { if(SiS_Pr->ChipType != SIS_730) i = 9; ThresholdLow = 0x02; } /* Write CRT/CPU threshold low, CRT/Engine threshold high */ data = ((ThresholdLow & 0x0f) << 4) | 0x0f; SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,data); data = (ThresholdLow & 0x10) << 1; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0F,0xDF,data); /* What is this? */ SiS_SetReg(SiS_Pr->SiS_P3c4,0x3B,0x09); /* Write CRT/CPU threshold high (gap = 3) */ data = ThresholdLow + 3; if(data > 0x0f) data = 0x0f; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x09,0x80,data); /* Write foreground and background queue */ templ = sisfb_read_nbridge_pci_dword(SiS_Pr, 0x50); if(SiS_Pr->ChipType == SIS_730) { templ &= 0xfffff9ff; templ |= ((queuedata[i] & 0xc0) << 3); } else { templ &= 0xf0ffffff; if( (ModeNo <= 0x13) && (SiS_Pr->ChipType == SIS_630) && (SiS_Pr->ChipRevision >= 0x30) ) { templ |= 0x0b000000; } else { templ |= ((queuedata[i] & 0xf0) << 20); } } sisfb_write_nbridge_pci_dword(SiS_Pr, 0x50, templ); templ = sisfb_read_nbridge_pci_dword(SiS_Pr, 0xA0); /* GUI grant timer (PCI config 0xA3) */ if(SiS_Pr->ChipType == SIS_730) { templ &= 0x00ffffff; datal = queuedata[i] << 8; templ |= (((datal & 0x0f00) | ((datal & 0x3000) >> 8)) << 20); } else { templ &= 0xf0ffffff; templ |= ((queuedata[i] & 0x0f) << 24); } sisfb_write_nbridge_pci_dword(SiS_Pr, 0xA0, templ); } #endif /* CONFIG_FB_SIS_300 */ #ifdef CONFIG_FB_SIS_315 static void SiS_SetCRT1FIFO_310(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short modeflag; /* disable auto-threshold */ SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x3D,0xFE); modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex); SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,0xAE); SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x09,0xF0); if(ModeNo > 0x13) { if(SiS_Pr->ChipType >= XGI_20) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,0x34); SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x3D,0x01); } else if(SiS_Pr->ChipType >= SIS_661) { if(!(modeflag & HalfDCLK)) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,0x34); SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x3D,0x01); } } else { if((!(modeflag & DoubleScanMode)) || (!(modeflag & HalfDCLK))) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x08,0x34); SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x3D,0x01); } } } } #endif /*********************************************/ /* MODE REGISTERS */ /*********************************************/ static void SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short RefreshRateTableIndex, unsigned short ModeIdIndex) { unsigned short data = 0, VCLK = 0, index = 0; if(ModeNo > 0x13) { if(SiS_Pr->UseCustomMode) { VCLK = SiS_Pr->CSRClock; } else { index = SiS_GetVCLK2Ptr(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex); VCLK = SiS_Pr->SiS_VCLKData[index].CLOCK; } } if(SiS_Pr->ChipType < SIS_315H) { #ifdef CONFIG_FB_SIS_300 if(VCLK > 150) data |= 0x80; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x07,0x7B,data); data = 0x00; if(VCLK >= 150) data |= 0x08; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x32,0xF7,data); #endif } else if(SiS_Pr->ChipType < XGI_20) { #ifdef CONFIG_FB_SIS_315 if(VCLK >= 166) data |= 0x0c; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x32,0xf3,data); if(VCLK >= 166) { SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x1f,0xe7); } #endif } else { #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); if(SiS_Pr->ChipType != XGI_20) { data = SiS_GetReg(SiS_Pr->SiS_P3c4,0x1f) & 0xe7; if(VCLK < 200) data |= 0x10; SiS_SetReg(SiS_Pr->SiS_P3c4,0x1f,data); } #endif } /* DAC speed */ if(SiS_Pr->ChipType >= SIS_661) { SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x07,0xE8,0x10); } else { data = 0x03; if(VCLK >= 260) data = 0x00; else if(VCLK >= 160) data = 0x01; else if(VCLK >= 135) data = 0x02; if(SiS_Pr->ChipType == SIS_540) { /* Was == 203 or < 234 which made no sense */ if (VCLK < 234) data = 0x02; } if(SiS_Pr->ChipType < SIS_315H) { SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x07,0xFC,data); } else { if(SiS_Pr->ChipType > SIS_315PRO) { if(ModeNo > 0x13) data &= 0xfc; } SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x07,0xF8,data); } } } static void SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex, unsigned short RRTI) { unsigned short data, infoflag = 0, modeflag; #ifdef CONFIG_FB_SIS_315 unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; unsigned short data2, data3; #endif modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex); if(SiS_Pr->UseCustomMode) { infoflag = SiS_Pr->CInfoFlag; } else { if(ModeNo > 0x13) { infoflag = SiS_Pr->SiS_RefIndex[RRTI].Ext_InfoFlag; } } /* Disable DPMS */ SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x1F,0x3F); data = 0; if(ModeNo > 0x13) { if(SiS_Pr->SiS_ModeType > ModeEGA) { data |= 0x02; data |= ((SiS_Pr->SiS_ModeType - ModeVGA) << 2); } if(infoflag & InterlaceMode) data |= 0x20; } SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x06,0xC0,data); if(SiS_Pr->ChipType != SIS_300) { data = 0; if(infoflag & InterlaceMode) { /* data = (Hsync / 8) - ((Htotal / 8) / 2) + 3 */ int hrs = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x04) | ((SiS_GetReg(SiS_Pr->SiS_P3c4,0x0b) & 0xc0) << 2)) - 3; int hto = (SiS_GetReg(SiS_Pr->SiS_P3d4,0x00) | ((SiS_GetReg(SiS_Pr->SiS_P3c4,0x0b) & 0x03) << 8)) + 5; data = hrs - (hto >> 1) + 3; } SiS_SetReg(SiS_Pr->SiS_P3d4,0x19,data); SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x1a,0xFC,((data >> 8) & 0x03)); } if(modeflag & HalfDCLK) { SiS_SetRegOR(SiS_Pr->SiS_P3c4,0x01,0x08); } data = 0; if(modeflag & LineCompareOff) data = 0x08; if(SiS_Pr->ChipType == SIS_300) { SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0F,0xF7,data); } else { if(SiS_Pr->ChipType >= XGI_20) data |= 0x20; if(SiS_Pr->SiS_ModeType == ModeEGA) { if(ModeNo > 0x13) { data |= 0x40; } } SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0F,0xB7,data); } #ifdef CONFIG_FB_SIS_315 if(SiS_Pr->ChipType >= SIS_315H) { SiS_SetRegAND(SiS_Pr->SiS_P3c4,0x31,0xfb); } if(SiS_Pr->ChipType == SIS_315PRO) { data = SiS_Pr->SiS_SR15[(2 * 4) + SiS_Get310DRAMType(SiS_Pr)]; if(SiS_Pr->SiS_ModeType == ModeText) { data &= 0xc7; } else { data2 = SiS_GetOffset(SiS_Pr, ModeNo, ModeIdIndex, RRTI) >> 1; if(infoflag & InterlaceMode) data2 >>= 1; data3 = SiS_GetColorDepth(SiS_Pr, ModeNo, ModeIdIndex) >> 1; if(data3) data2 /= data3; if(data2 >= 0x50) { data &= 0x0f; data |= 0x50; } } SiS_SetReg(SiS_Pr->SiS_P3c4,0x17,data); } else if((SiS_Pr->ChipType == SIS_330) || (SiS_Pr->SiS_SysFlags & SF_760LFB)) { data = SiS_Get310DRAMType(SiS_Pr); if(SiS_Pr->ChipType == SIS_330) { data = SiS_Pr->SiS_SR15[(2 * 4) + data]; } else { if(SiS_Pr->SiS_ROMNew) data = ROMAddr[0xf6]; else if(SiS_Pr->SiS_UseROM) data = ROMAddr[0x100 + data]; else data = 0xba; } if(SiS_Pr->SiS_ModeType <= ModeEGA) { data &= 0xc7; } else { if(SiS_Pr->UseCustomMode) { data2 = SiS_Pr->CSRClock; } else { data2 = SiS_GetVCLK2Ptr(SiS_Pr, ModeNo, ModeIdIndex, RRTI); data2 = SiS_Pr->SiS_VCLKData[data2].CLOCK; } data3 = SiS_GetColorDepth(SiS_Pr, ModeNo, ModeIdIndex) >> 1; if(data3) data2 *= data3; data2 = ((unsigned int)(SiS_GetMCLK(SiS_Pr) * 1024)) / data2; if(SiS_Pr->ChipType == SIS_330) { if(SiS_Pr->SiS_ModeType != Mode16Bpp) { if (data2 >= 0x19c) data = 0xba; else if(data2 >= 0x140) data = 0x7a; else if(data2 >= 0x101) data = 0x3a; else if(data2 >= 0xf5) data = 0x32; else if(data2 >= 0xe2) data = 0x2a; else if(data2 >= 0xc4) data = 0x22; else if(data2 >= 0xac) data = 0x1a; else if(data2 >= 0x9e) data = 0x12; else if(data2 >= 0x8e) data = 0x0a; else data = 0x02; } else { if(data2 >= 0x127) data = 0xba; else data = 0x7a; } } else { /* 76x+LFB */ if (data2 >= 0x190) data = 0xba; else if(data2 >= 0xff) data = 0x7a; else if(data2 >= 0xd3) data = 0x3a; else if(data2 >= 0xa9) data = 0x1a; else if(data2 >= 0x93) data = 0x0a; else data = 0x02; } } SiS_SetReg(SiS_Pr->SiS_P3c4,0x17,data); } /* XGI: Nothing. */ /* TODO: Check SiS340 */ #endif data = 0x60; if(SiS_Pr->SiS_ModeType != ModeText) { data ^= 0x60; if(SiS_Pr->SiS_ModeType != ModeEGA) { data ^= 0xA0; } } SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x21,0x1F,data); SiS_SetVCLKState(SiS_Pr, ModeNo, RRTI, ModeIdIndex); #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) { SiS_SetReg(SiS_Pr->SiS_P3d4,0x52,0x2c); } else { SiS_SetReg(SiS_Pr->SiS_P3d4,0x52,0x6c); } } else if(SiS_Pr->ChipType == XGI_20) { if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) & 0x40) { SiS_SetReg(SiS_Pr->SiS_P3d4,0x52,0x33); } else { SiS_SetReg(SiS_Pr->SiS_P3d4,0x52,0x73); } SiS_SetReg(SiS_Pr->SiS_P3d4,0x51,0x02); } #endif } #ifdef CONFIG_FB_SIS_315 static void SiS_SetupDualChip(struct SiS_Private *SiS_Pr) { #if 0 /* TODO: Find out about IOAddress2 */ SISIOADDRESS P2_3c2 = SiS_Pr->IOAddress2 + 0x12; SISIOADDRESS P2_3c4 = SiS_Pr->IOAddress2 + 0x14; SISIOADDRESS P2_3ce = SiS_Pr->IOAddress2 + 0x1e; int i; if((SiS_Pr->ChipRevision != 0) || (!(SiS_GetReg(SiS_Pr->SiS_P3c4,0x3a) & 0x04))) return; for(i = 0; i <= 4; i++) { /* SR00 - SR04 */ SiS_SetReg(P2_3c4,i,SiS_GetReg(SiS_Pr->SiS_P3c4,i)); } for(i = 0; i <= 8; i++) { /* GR00 - GR08 */ SiS_SetReg(P2_3ce,i,SiS_GetReg(SiS_Pr->SiS_P3ce,i)); } SiS_SetReg(P2_3c4,0x05,0x86); SiS_SetReg(P2_3c4,0x06,SiS_GetReg(SiS_Pr->SiS_P3c4,0x06)); /* SR06 */ SiS_SetReg(P2_3c4,0x21,SiS_GetReg(SiS_Pr->SiS_P3c4,0x21)); /* SR21 */ SiS_SetRegByte(P2_3c2,SiS_GetRegByte(SiS_Pr->SiS_P3cc)); /* MISC */ SiS_SetReg(P2_3c4,0x05,0x00); #endif } #endif /*********************************************/ /* LOAD DAC */ /*********************************************/ static void SiS_WriteDAC(struct SiS_Private *SiS_Pr, SISIOADDRESS DACData, unsigned short shiftflag, unsigned short dl, unsigned short ah, unsigned short al, unsigned short dh) { unsigned short d1, d2, d3; switch(dl) { case 0: d1 = dh; d2 = ah; d3 = al; break; case 1: d1 = ah; d2 = al; d3 = dh; break; default: d1 = al; d2 = dh; d3 = ah; } SiS_SetRegByte(DACData, (d1 << shiftflag)); SiS_SetRegByte(DACData, (d2 << shiftflag)); SiS_SetRegByte(DACData, (d3 << shiftflag)); } void SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short data, data2, time, i, j, k, m, n, o; unsigned short si, di, bx, sf; SISIOADDRESS DACAddr, DACData; const unsigned char *table = NULL; data = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex) & DACInfoFlag; j = time = 64; if(data == 0x00) table = SiS_MDA_DAC; else if(data == 0x08) table = SiS_CGA_DAC; else if(data == 0x10) table = SiS_EGA_DAC; else if(data == 0x18) { j = 16; time = 256; table = SiS_VGA_DAC; } if( ( (SiS_Pr->SiS_VBInfo & SetCRT2ToLCD) && /* 301B-DH LCD */ (SiS_Pr->SiS_VBType & VB_NoLCD) ) || (SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) || /* LCDA */ (!(SiS_Pr->SiS_SetFlag & ProgrammingCRT2)) ) { /* Programming CRT1 */ SiS_SetRegByte(SiS_Pr->SiS_P3c6,0xFF); DACAddr = SiS_Pr->SiS_P3c8; DACData = SiS_Pr->SiS_P3c9; sf = 0; } else { DACAddr = SiS_Pr->SiS_Part5Port; DACData = SiS_Pr->SiS_Part5Port + 1; sf = 2; } SiS_SetRegByte(DACAddr,0x00); for(i = 0; i < j; i++) { data = table[i]; for(k = 0; k < 3; k++) { data2 = 0; if(data & 0x01) data2 += 0x2A; if(data & 0x02) data2 += 0x15; SiS_SetRegByte(DACData, (data2 << sf)); data >>= 2; } } if(time == 256) { for(i = 16; i < 32; i++) { data = table[i] << sf; for(k = 0; k < 3; k++) SiS_SetRegByte(DACData, data); } si = 32; for(m = 0; m < 9; m++) { di = si; bx = si + 4; for(n = 0; n < 3; n++) { for(o = 0; o < 5; o++) { SiS_WriteDAC(SiS_Pr, DACData, sf, n, table[di], table[bx], table[si]); si++; } si -= 2; for(o = 0; o < 3; o++) { SiS_WriteDAC(SiS_Pr, DACData, sf, n, table[di], table[si], table[bx]); si--; } } /* for n < 3 */ si += 5; } /* for m < 9 */ } } /*********************************************/ /* SET CRT1 REGISTER GROUP */ /*********************************************/ static void SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short StandTableIndex, RefreshRateTableIndex; SiS_Pr->SiS_CRT1Mode = ModeNo; StandTableIndex = SiS_GetModePtr(SiS_Pr, ModeNo, ModeIdIndex); if(SiS_Pr->SiS_SetFlag & LowModeTests) { if(SiS_Pr->SiS_VBInfo & (SetSimuScanMode | SwitchCRT2)) { SiS_DisableBridge(SiS_Pr); } } SiS_ResetSegmentRegisters(SiS_Pr); SiS_SetSeqRegs(SiS_Pr, StandTableIndex); SiS_SetMiscRegs(SiS_Pr, StandTableIndex); SiS_SetCRTCRegs(SiS_Pr, StandTableIndex); SiS_SetATTRegs(SiS_Pr, StandTableIndex); SiS_SetGRCRegs(SiS_Pr, StandTableIndex); SiS_ClearExt1Regs(SiS_Pr, ModeNo); SiS_ResetCRT1VCLK(SiS_Pr); SiS_Pr->SiS_SelectCRT2Rate = 0; SiS_Pr->SiS_SetFlag &= (~ProgrammingCRT2); if(SiS_Pr->SiS_VBInfo & SetSimuScanMode) { if(SiS_Pr->SiS_VBInfo & SetInSlaveMode) { SiS_Pr->SiS_SetFlag |= ProgrammingCRT2; } } if(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA) { SiS_Pr->SiS_SetFlag |= ProgrammingCRT2; } RefreshRateTableIndex = SiS_GetRatePtr(SiS_Pr, ModeNo, ModeIdIndex); if(!(SiS_Pr->SiS_VBInfo & SetCRT2ToLCDA)) { SiS_Pr->SiS_SetFlag &= ~ProgrammingCRT2; } if(RefreshRateTableIndex != 0xFFFF) { SiS_SetCRT1Sync(SiS_Pr, RefreshRateTableIndex); SiS_SetCRT1CRTC(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex); SiS_SetCRT1Offset(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex); SiS_SetCRT1VCLK(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex); } switch(SiS_Pr->ChipType) { #ifdef CONFIG_FB_SIS_300 case SIS_300: SiS_SetCRT1FIFO_300(SiS_Pr, ModeNo, RefreshRateTableIndex); break; case SIS_540: case SIS_630: case SIS_730: SiS_SetCRT1FIFO_630(SiS_Pr, ModeNo, RefreshRateTableIndex); break; #endif default: #ifdef CONFIG_FB_SIS_315 if(SiS_Pr->ChipType == XGI_20) { unsigned char sr2b = 0, sr2c = 0; switch(ModeNo) { case 0x00: case 0x01: sr2b = 0x4e; sr2c = 0xe9; break; case 0x04: case 0x05: case 0x0d: sr2b = 0x1b; sr2c = 0xe3; break; } if(sr2b) { SiS_SetReg(SiS_Pr->SiS_P3c4,0x2b,sr2b); SiS_SetReg(SiS_Pr->SiS_P3c4,0x2c,sr2c); SiS_SetRegByte(SiS_Pr->SiS_P3c2,(SiS_GetRegByte(SiS_Pr->SiS_P3cc) | 0x0c)); } } SiS_SetCRT1FIFO_310(SiS_Pr, ModeNo, ModeIdIndex); #endif break; } SiS_SetCRT1ModeRegs(SiS_Pr, ModeNo, ModeIdIndex, RefreshRateTableIndex); #ifdef CONFIG_FB_SIS_315 if(SiS_Pr->ChipType == XGI_40) { SiS_SetupDualChip(SiS_Pr); } #endif SiS_LoadDAC(SiS_Pr, ModeNo, ModeIdIndex); if(SiS_Pr->SiS_flag_clearbuffer) { SiS_ClearBuffer(SiS_Pr, ModeNo); } if(!(SiS_Pr->SiS_VBInfo & (SetSimuScanMode | SwitchCRT2 | SetCRT2ToLCDA))) { SiS_WaitRetrace1(SiS_Pr); SiS_DisplayOn(SiS_Pr); } } /*********************************************/ /* HELPER: VIDEO BRIDGE PROG CLK */ /*********************************************/ static void SiS_InitVB(struct SiS_Private *SiS_Pr) { unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; SiS_Pr->Init_P4_0E = 0; if(SiS_Pr->SiS_ROMNew) { SiS_Pr->Init_P4_0E = ROMAddr[0x82]; } else if(SiS_Pr->ChipType >= XGI_40) { if(SiS_Pr->SiS_XGIROM) { SiS_Pr->Init_P4_0E = ROMAddr[0x80]; } } } static void SiS_ResetVB(struct SiS_Private *SiS_Pr) { #ifdef CONFIG_FB_SIS_315 unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; unsigned short temp; /* VB programming clock */ if(SiS_Pr->SiS_UseROM) { if(SiS_Pr->ChipType < SIS_330) { temp = ROMAddr[VB310Data_1_2_Offset] | 0x40; if(SiS_Pr->SiS_ROMNew) temp = ROMAddr[0x80] | 0x40; SiS_SetReg(SiS_Pr->SiS_Part1Port,0x02,temp); } else if(SiS_Pr->ChipType >= SIS_661 && SiS_Pr->ChipType < XGI_20) { temp = ROMAddr[0x7e] | 0x40; if(SiS_Pr->SiS_ROMNew) temp = ROMAddr[0x80] | 0x40; SiS_SetReg(SiS_Pr->SiS_Part1Port,0x02,temp); } } else if(SiS_Pr->ChipType >= XGI_40) { temp = 0x40; if(SiS_Pr->SiS_XGIROM) temp |= ROMAddr[0x7e]; /* Can we do this on any chipset? */ SiS_SetReg(SiS_Pr->SiS_Part1Port,0x02,temp); } #endif } /*********************************************/ /* HELPER: SET VIDEO/CAPTURE REGISTERS */ /*********************************************/ static void SiS_StrangeStuff(struct SiS_Private *SiS_Pr) { /* SiS65x and XGI set up some sort of "lock mode" for text * which locks CRT2 in some way to CRT1 timing. Disable * this here. */ #ifdef CONFIG_FB_SIS_315 if((IS_SIS651) || (IS_SISM650) || SiS_Pr->ChipType == SIS_340 || SiS_Pr->ChipType == XGI_40) { SiS_SetReg(SiS_Pr->SiS_VidCapt, 0x3f, 0x00); /* Fiddle with capture regs */ SiS_SetReg(SiS_Pr->SiS_VidCapt, 0x00, 0x00); SiS_SetReg(SiS_Pr->SiS_VidPlay, 0x00, 0x86); /* (BIOS does NOT unlock) */ SiS_SetRegAND(SiS_Pr->SiS_VidPlay, 0x30, 0xfe); /* Fiddle with video regs */ SiS_SetRegAND(SiS_Pr->SiS_VidPlay, 0x3f, 0xef); } /* !!! This does not support modes < 0x13 !!! */ #endif } /*********************************************/ /* HELPER: SET AGP TIMING FOR SiS760 */ /*********************************************/ static void SiS_Handle760(struct SiS_Private *SiS_Pr) { #ifdef CONFIG_FB_SIS_315 unsigned int somebase; unsigned char temp1, temp2, temp3; if( (SiS_Pr->ChipType != SIS_760) || ((SiS_GetReg(SiS_Pr->SiS_P3d4, 0x5c) & 0xf8) != 0x80) || (!(SiS_Pr->SiS_SysFlags & SF_760LFB)) || (!(SiS_Pr->SiS_SysFlags & SF_760UMA)) ) return; somebase = sisfb_read_mio_pci_word(SiS_Pr, 0x74); somebase &= 0xffff; if(somebase == 0) return; temp3 = SiS_GetRegByte((somebase + 0x85)) & 0xb7; if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x31) & 0x40) { temp1 = 0x21; temp2 = 0x03; temp3 |= 0x08; } else { temp1 = 0x25; temp2 = 0x0b; } sisfb_write_nbridge_pci_byte(SiS_Pr, 0x7e, temp1); sisfb_write_nbridge_pci_byte(SiS_Pr, 0x8d, temp2); SiS_SetRegByte((somebase + 0x85), temp3); #endif } /*********************************************/ /* SiSSetMode() */ /*********************************************/ bool SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo) { SISIOADDRESS BaseAddr = SiS_Pr->IOAddress; unsigned short RealModeNo, ModeIdIndex; unsigned char backupreg = 0; unsigned short KeepLockReg; SiS_Pr->UseCustomMode = false; SiS_Pr->CRT1UsesCustomMode = false; SiS_Pr->SiS_flag_clearbuffer = 0; if(SiS_Pr->UseCustomMode) { ModeNo = 0xfe; } else { if(!(ModeNo & 0x80)) SiS_Pr->SiS_flag_clearbuffer = 1; ModeNo &= 0x7f; } /* Don't use FSTN mode for CRT1 */ RealModeNo = ModeNo; if(ModeNo == 0x5b) ModeNo = 0x56; SiSInitPtr(SiS_Pr); SiSRegInit(SiS_Pr, BaseAddr); SiS_GetSysFlags(SiS_Pr); SiS_Pr->SiS_VGAINFO = 0x11; KeepLockReg = SiS_GetReg(SiS_Pr->SiS_P3c4,0x05); 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; } SiS_GetVBType(SiS_Pr); /* Init/restore some VB registers */ 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) */ SiS_GetVBInfo(SiS_Pr, ModeNo, ModeIdIndex, (SiS_Pr->UseCustomMode) ? 0 : 1); SiS_SetYPbPr(SiS_Pr); SiS_SetTVMode(SiS_Pr, ModeNo, ModeIdIndex); SiS_GetLCDResInfo(SiS_Pr, ModeNo, ModeIdIndex); SiS_SetLowModeTest(SiS_Pr, ModeNo); /* Check memory size (kernel framebuffer driver only) */ if(!SiS_CheckMemorySize(SiS_Pr, ModeNo, ModeIdIndex)) { return false; } SiS_OpenCRTC(SiS_Pr); 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; } /* Set mode on CRT1 */ if( (SiS_Pr->SiS_VBInfo & (SetSimuScanMode | SetCRT2ToLCDA)) || (!(SiS_Pr->SiS_VBInfo & SwitchCRT2)) ) { SiS_SetCRT1Group(SiS_Pr, ModeNo, ModeIdIndex); } /* Set mode on CRT2 */ if(SiS_Pr->SiS_VBInfo & (SetSimuScanMode | SwitchCRT2 | SetCRT2ToLCDA)) { 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, RealModeNo); } } SiS_HandleCRT1(SiS_Pr); SiS_StrangeStuff(SiS_Pr); SiS_DisplayOn(SiS_Pr); SiS_SetRegByte(SiS_Pr->SiS_P3c6,0xFF); #ifdef CONFIG_FB_SIS_315 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); } } } #endif if(SiS_Pr->SiS_VBType & VB_SIS30xBLV) { if(SiS_Pr->ChipType >= SIS_315H) { #ifdef CONFIG_FB_SIS_315 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((IS_SIS650) && (SiS_GetReg(SiS_Pr->SiS_P3d4,0x30) & 0xfc)) { if((ModeNo == 0x03) || (ModeNo == 0x10)) { SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x51,0x80); SiS_SetRegOR(SiS_Pr->SiS_P3d4,0x56,0x08); } } if(SiS_GetReg(SiS_Pr->SiS_P3d4,0x30) & SetCRT2ToLCD) { SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x38,0xfc); } #endif } else if((SiS_Pr->ChipType == SIS_630) || (SiS_Pr->ChipType == SIS_730)) { SiS_SetReg(SiS_Pr->SiS_P3d4,0x35,backupreg); } } SiS_CloseCRTC(SiS_Pr); SiS_Handle760(SiS_Pr); /* We never lock registers in XF86 */ if(KeepLockReg != 0xA1) SiS_SetReg(SiS_Pr->SiS_P3c4,0x05,0x00); return true; } #ifndef GETBITSTR #define GENBITSMASK(mask) GENMASK(1?mask,0?mask) #define GETBITS(var,mask) (((var) & GENBITSMASK(mask)) >> (0?mask)) #define GETBITSTR(val,from,to) ((GETBITS(val,from)) << (0?to)) #endif void SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth) { int x = 1; /* Fix sync */ SiS_Pr->CCRT1CRTC[0] = ((SiS_Pr->CHTotal >> 3) - 5) & 0xff; /* CR0 */ SiS_Pr->CCRT1CRTC[1] = (SiS_Pr->CHDisplay >> 3) - 1; /* CR1 */ SiS_Pr->CCRT1CRTC[2] = (SiS_Pr->CHBlankStart >> 3) - 1; /* CR2 */ SiS_Pr->CCRT1CRTC[3] = (((SiS_Pr->CHBlankEnd >> 3) - 1) & 0x1F) | 0x80; /* CR3 */ SiS_Pr->CCRT1CRTC[4] = (SiS_Pr->CHSyncStart >> 3) + 3; /* CR4 */ SiS_Pr->CCRT1CRTC[5] = ((((SiS_Pr->CHBlankEnd >> 3) - 1) & 0x20) << 2) | /* CR5 */ (((SiS_Pr->CHSyncEnd >> 3) + 3) & 0x1F); SiS_Pr->CCRT1CRTC[6] = (SiS_Pr->CVTotal - 2) & 0xFF; /* CR6 */ SiS_Pr->CCRT1CRTC[7] = (((SiS_Pr->CVTotal - 2) & 0x100) >> 8) /* CR7 */ | (((SiS_Pr->CVDisplay - 1) & 0x100) >> 7) | (((SiS_Pr->CVSyncStart - x) & 0x100) >> 6) | (((SiS_Pr->CVBlankStart- 1) & 0x100) >> 5) | 0x10 | (((SiS_Pr->CVTotal - 2) & 0x200) >> 4) | (((SiS_Pr->CVDisplay - 1) & 0x200) >> 3) | (((SiS_Pr->CVSyncStart - x) & 0x200) >> 2); SiS_Pr->CCRT1CRTC[16] = ((((SiS_Pr->CVBlankStart - 1) & 0x200) >> 4) >> 5); /* CR9 */ if(depth != 8) { if(SiS_Pr->CHDisplay >= 1600) SiS_Pr->CCRT1CRTC[16] |= 0x60; /* SRE */ else if(SiS_Pr->CHDisplay >= 640) SiS_Pr->CCRT1CRTC[16] |= 0x40; } SiS_Pr->CCRT1CRTC[8] = (SiS_Pr->CVSyncStart - x) & 0xFF; /* CR10 */ SiS_Pr->CCRT1CRTC[9] = ((SiS_Pr->CVSyncEnd - x) & 0x0F) | 0x80; /* CR11 */ SiS_Pr->CCRT1CRTC[10] = (SiS_Pr->CVDisplay - 1) & 0xFF; /* CR12 */ SiS_Pr->CCRT1CRTC[11] = (SiS_Pr->CVBlankStart - 1) & 0xFF; /* CR15 */ SiS_Pr->CCRT1CRTC[12] = (SiS_Pr->CVBlankEnd - 1) & 0xFF; /* CR16 */ SiS_Pr->CCRT1CRTC[13] = /* SRA */ GETBITSTR((SiS_Pr->CVTotal -2), 10:10, 0:0) | GETBITSTR((SiS_Pr->CVDisplay -1), 10:10, 1:1) | GETBITSTR((SiS_Pr->CVBlankStart-1), 10:10, 2:2) | GETBITSTR((SiS_Pr->CVSyncStart -x), 10:10, 3:3) | GETBITSTR((SiS_Pr->CVBlankEnd -1), 8:8, 4:4) | GETBITSTR((SiS_Pr->CVSyncEnd ), 4:4, 5:5) ; SiS_Pr->CCRT1CRTC[14] = /* SRB */ GETBITSTR((SiS_Pr->CHTotal >> 3) - 5, 9:8, 1:0) | GETBITSTR((SiS_Pr->CHDisplay >> 3) - 1, 9:8, 3:2) | GETBITSTR((SiS_Pr->CHBlankStart >> 3) - 1, 9:8, 5:4) | GETBITSTR((SiS_Pr->CHSyncStart >> 3) + 3, 9:8, 7:6) ; SiS_Pr->CCRT1CRTC[15] = /* SRC */ GETBITSTR((SiS_Pr->CHBlankEnd >> 3) - 1, 7:6, 1:0) | GETBITSTR((SiS_Pr->CHSyncEnd >> 3) + 3, 5:5, 2:2) ; } void SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { unsigned short modeflag, tempax, tempbx = 0, remaining = 0; unsigned short VGAHDE = SiS_Pr->SiS_VGAHDE; int i, j; /* 1:1 data: use data set by setcrt1crtc() */ if(SiS_Pr->SiS_LCDInfo & LCDPass11) return; modeflag = SiS_GetModeFlag(SiS_Pr, ModeNo, ModeIdIndex); if(modeflag & HalfDCLK) VGAHDE >>= 1; SiS_Pr->CHDisplay = VGAHDE; SiS_Pr->CHBlankStart = VGAHDE; SiS_Pr->CVDisplay = SiS_Pr->SiS_VGAVDE; SiS_Pr->CVBlankStart = SiS_Pr->SiS_VGAVDE; if(SiS_Pr->ChipType < SIS_315H) { #ifdef CONFIG_FB_SIS_300 tempbx = SiS_Pr->SiS_VGAHT; if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempbx = SiS_Pr->PanelHT; } if(modeflag & HalfDCLK) tempbx >>= 1; remaining = tempbx % 8; #endif } else { #ifdef CONFIG_FB_SIS_315 /* OK for LCDA, LVDS */ tempbx = SiS_Pr->PanelHT - SiS_Pr->PanelXRes; tempax = SiS_Pr->SiS_VGAHDE; /* not /2 ! */ if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempax = SiS_Pr->PanelXRes; } tempbx += tempax; if(modeflag & HalfDCLK) tempbx -= VGAHDE; #endif } SiS_Pr->CHTotal = SiS_Pr->CHBlankEnd = tempbx; if(SiS_Pr->ChipType < SIS_315H) { #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; if(modeflag & HalfDCLK) { SiS_Pr->CHSyncStart >>= 1; SiS_Pr->CHSyncEnd >>= 1; } } else if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempax = (SiS_Pr->PanelXRes - SiS_Pr->SiS_VGAHDE) >> 1; tempbx = (SiS_Pr->PanelHRS + 1) & ~1; if(modeflag & HalfDCLK) { tempax >>= 1; tempbx >>= 1; } SiS_Pr->CHSyncStart = (VGAHDE + tempax + tempbx + 7) & ~7; tempax = SiS_Pr->PanelHRE + 7; if(modeflag & HalfDCLK) tempax >>= 1; SiS_Pr->CHSyncEnd = (SiS_Pr->CHSyncStart + tempax) & ~7; } else { SiS_Pr->CHSyncStart = SiS_Pr->SiS_VGAHDE; if(modeflag & HalfDCLK) { SiS_Pr->CHSyncStart >>= 1; tempax = ((SiS_Pr->CHTotal - SiS_Pr->CHSyncStart) / 3) << 1; SiS_Pr->CHSyncEnd = SiS_Pr->CHSyncStart + tempax; } else { SiS_Pr->CHSyncEnd = (SiS_Pr->CHSyncStart + (SiS_Pr->CHTotal / 10) + 7) & ~7; SiS_Pr->CHSyncStart += 8; } } #endif } else { #ifdef CONFIG_FB_SIS_315 tempax = VGAHDE; if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempbx = SiS_Pr->PanelXRes; if(modeflag & HalfDCLK) tempbx >>= 1; tempax += ((tempbx - tempax) >> 1); } tempax += SiS_Pr->PanelHRS; SiS_Pr->CHSyncStart = tempax; tempax += SiS_Pr->PanelHRE; SiS_Pr->CHSyncEnd = tempax; #endif } tempbx = SiS_Pr->PanelVT - SiS_Pr->PanelYRes; tempax = SiS_Pr->SiS_VGAVDE; if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempax = SiS_Pr->PanelYRes; } else if(SiS_Pr->ChipType < SIS_315H) { #ifdef CONFIG_FB_SIS_300 /* Stupid hack for 640x400/320x200 */ if(SiS_Pr->SiS_LCDResInfo == Panel_1024x768) { if((tempax + tempbx) == 438) tempbx += 16; } else if((SiS_Pr->SiS_LCDResInfo == Panel_800x600) || (SiS_Pr->SiS_LCDResInfo == Panel_1024x600)) { tempax = 0; tempbx = SiS_Pr->SiS_VGAVT; } #endif } SiS_Pr->CVTotal = SiS_Pr->CVBlankEnd = tempbx + tempax; tempax = SiS_Pr->SiS_VGAVDE; if(SiS_Pr->SiS_LCDInfo & DontExpandLCD) { tempax += (SiS_Pr->PanelYRes - tempax) >> 1; } tempax += SiS_Pr->PanelVRS; SiS_Pr->CVSyncStart = tempax; tempax += SiS_Pr->PanelVRE; SiS_Pr->CVSyncEnd = tempax; if(SiS_Pr->ChipType < SIS_315H) { SiS_Pr->CVSyncStart--; SiS_Pr->CVSyncEnd--; } SiS_CalcCRRegisters(SiS_Pr, 8); SiS_Pr->CCRT1CRTC[15] &= ~0xF8; SiS_Pr->CCRT1CRTC[15] |= (remaining << 4); SiS_Pr->CCRT1CRTC[16] &= ~0xE0; SiS_SetRegAND(SiS_Pr->SiS_P3d4,0x11,0x7f); for(i = 0, j = 0; i <= 7; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,SiS_Pr->CCRT1CRTC[i]); } for(j = 0x10; i <= 10; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,SiS_Pr->CCRT1CRTC[i]); } for(j = 0x15; i <= 12; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3d4,j,SiS_Pr->CCRT1CRTC[i]); } for(j = 0x0A; i <= 15; i++, j++) { SiS_SetReg(SiS_Pr->SiS_P3c4,j,SiS_Pr->CCRT1CRTC[i]); } tempax = SiS_Pr->CCRT1CRTC[16] & 0xE0; SiS_SetRegANDOR(SiS_Pr->SiS_P3c4,0x0E,0x1F,tempax); tempax = (SiS_Pr->CCRT1CRTC[16] & 0x01) << 5; if(modeflag & DoubleScanMode) tempax |= 0x80; SiS_SetRegANDOR(SiS_Pr->SiS_P3d4,0x09,0x5F,tempax); } void SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres, int yres, struct fb_var_screeninfo *var, bool writeres ) { unsigned short HRE, HBE, HRS, HDE; unsigned short VRE, VBE, VRS, VDE; unsigned char sr_data, cr_data; int B, C, D, E, F, temp; sr_data = crdata[14]; /* Horizontal display enable end */ HDE = crdata[1] | ((unsigned short)(sr_data & 0x0C) << 6); E = HDE + 1; /* Horizontal retrace (=sync) start */ HRS = crdata[4] | ((unsigned short)(sr_data & 0xC0) << 2); F = HRS - E - 3; sr_data = crdata[15]; cr_data = crdata[5]; /* Horizontal blank end */ HBE = (crdata[3] & 0x1f) | ((unsigned short)(cr_data & 0x80) >> 2) | ((unsigned short)(sr_data & 0x03) << 6); /* Horizontal retrace (=sync) end */ HRE = (cr_data & 0x1f) | ((sr_data & 0x04) << 3); temp = HBE - ((E - 1) & 255); B = (temp > 0) ? temp : (temp + 256); temp = HRE - ((E + F + 3) & 63); C = (temp > 0) ? temp : (temp + 64); D = B - F - C; if(writeres) var->xres = xres = E * 8; var->left_margin = D * 8; var->right_margin = F * 8; var->hsync_len = C * 8; /* Vertical */ sr_data = crdata[13]; cr_data = crdata[7]; /* Vertical display enable end */ VDE = crdata[10] | ((unsigned short)(cr_data & 0x02) << 7) | ((unsigned short)(cr_data & 0x40) << 3) | ((unsigned short)(sr_data & 0x02) << 9); E = VDE + 1; /* Vertical retrace (=sync) start */ VRS = crdata[8] | ((unsigned short)(cr_data & 0x04) << 6) | ((unsigned short)(cr_data & 0x80) << 2) | ((unsigned short)(sr_data & 0x08) << 7); F = VRS + 1 - E; /* Vertical blank end */ VBE = crdata[12] | ((unsigned short)(sr_data & 0x10) << 4); temp = VBE - ((E - 1) & 511); B = (temp > 0) ? temp : (temp + 512); /* Vertical retrace (=sync) end */ VRE = (crdata[9] & 0x0f) | ((sr_data & 0x20) >> 1); temp = VRE - ((E + F - 1) & 31); C = (temp > 0) ? temp : (temp + 32); D = B - F - C; if(writeres) var->yres = yres = E; var->upper_margin = D; var->lower_margin = F; var->vsync_len = C; if((xres == 320) && ((yres == 200) || (yres == 240))) { /* Terrible hack, but correct CRTC data for * these modes only produces a black screen... * (HRE is 0, leading into a too large C and * a negative D. The CRT controller does not * seem to like correcting HRE to 50) */ var->left_margin = (400 - 376); var->right_margin = (328 - 320); var->hsync_len = (376 - 328); } }
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