/* * DAC helper functions (Save/Restore, MemClk, etc) * Definitions and prototypes * * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria. * * 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. * */ int SiS_compute_vclk(int Clock, int *out_n, int *out_dn, int *out_div, int *out_sbit, int *out_scale); void SISDACPreInit(ScrnInfoPtr pScrn); void SISLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indicies, LOCO *colors, VisualPtr pVisual); void SiSCalcClock(ScrnInfoPtr pScrn, int clock, int max_VLD, unsigned int *vclk); void SiSIODump(ScrnInfoPtr pScrn); int SiSMemBandWidth(ScrnInfoPtr pScrn, Bool IsForCRT2); int SiSMclk(SISPtr pSiS); void SiSRestoreBridge(ScrnInfoPtr pScrn, SISRegPtr sisReg); void SiS_UpdateGammaCRT2(ScrnInfoPtr pScrn); extern void SiS6326SetTVReg(ScrnInfoPtr pScrn, CARD8 index, CARD8 data); extern UChar SiS6326GetTVReg(ScrnInfoPtr pScrn, CARD8 index); extern void SiS6326SetXXReg(ScrnInfoPtr pScrn, CARD8 index, CARD8 data); extern UChar SiS6326GetXXReg(ScrnInfoPtr pScrn, CARD8 index); extern float SiSCalcVRate(DisplayModePtr mode); extern void SISCalculateGammaRampCRT2(ScrnInfoPtr pScrn); /* Functions from init.c and init301.c (use their datatypes!) */ extern void SiS_UnLockCRT2(struct SiS_Private *SiS_Pr); extern void SiS_LockCRT2(struct SiS_Private *SiS_Pr); extern void SiS_DisableBridge(struct SiS_Private *SiS_Pr); extern void SiS_EnableBridge(struct SiS_Private *SiS_Pr); extern unsigned short SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short reg); extern void SiS_SetCH700x(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val); extern unsigned short SiS_GetCH701x(struct SiS_Private *SiS_Pr, unsigned short reg); extern void SiS_SetCH701x(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val); extern unsigned short SiS_GetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg); extern void SiS_SetCH70xx(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char val); extern void SiS_SetCH70xxANDOR(struct SiS_Private *SiS_Pr, unsigned short reg, unsigned char orval, unsigned char andval); extern void SiS_DDC2Delay(struct SiS_Private *SiS_Pr, unsigned int delaytime); extern unsigned short SiS_ReadDDC1Bit(struct SiS_Private *SiS_Pr); extern unsigned short SiS_HandleDDC(struct SiS_Private *SiS_Pr, unsigned int VBFlags, int VGAEngine, unsigned short adaptnum, unsigned short DDCdatatype, unsigned char *buffer, unsigned int VBFlags2); extern void SiS_SetChrontelGPIO(struct SiS_Private *SiS_Pr, unsigned short myvbinfo); extern void SiS_DisplayOn(struct SiS_Private *SiS_Pr); extern unsigned char SiS_GetSetModeID(ScrnInfoPtr pScrn, unsigned char id); extern void SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable); extern void SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable); extern void SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr); extern void SiSSetLVDSetc(struct SiS_Private *SiS_Pr); extern void SiS_GetVBType(struct SiS_Private *SiS_Pr); /* End of init.c/init301.c imports */