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/*
* Copyright 2004-2005 The Unichrome Project [unichrome.sf.net]
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _VIA_BIOS_H_
#define _VIA_BIOS_H_ 1
#define VIA_PANEL6X4 0
#define VIA_PANEL8X6 1
#define VIA_PANEL10X7 2
#define VIA_PANEL12X7 3
#define VIA_PANEL12X10 4
#define VIA_PANEL14X10 5
#define VIA_PANEL16X12 6
#define VIA_PANEL_INVALID 255
#define TVTYPE_NONE 0x00
#define TVTYPE_NTSC 0x01
#define TVTYPE_PAL 0x02
#define TVOUTPUT_NONE 0x00
#define TVOUTPUT_COMPOSITE 0x01
#define TVOUTPUT_SVIDEO 0x02
#define TVOUTPUT_RGB 0x04
#define TVOUTPUT_YCBCR 0x08
#define TVOUTPUT_SC 0x16
#define VIA_NONETV 0
#define VIA_VT1621 1 /* TV2PLUS */
#define VIA_VT1622 2 /* TV3 */
#define VIA_VT1623 3 /* also VT1622A */
#define VIA_VT1625 4
#define VIA_TVNORMAL 0
#define VIA_TVOVER 1
#define VIA_DEVICE_NONE 0x00
#define VIA_DEVICE_CRT 0x01
#define VIA_DEVICE_LCD 0x02
#define VIA_DEVICE_TV 0x04
#define VIA_DEVICE_DFP 0x08
/* System Memory CLK */
#define VIA_MEM_SDR66 0x00
#define VIA_MEM_SDR100 0x01
#define VIA_MEM_SDR133 0x02
#define VIA_MEM_DDR200 0x03
#define VIA_MEM_DDR266 0x04
#define VIA_MEM_DDR333 0x05
#define VIA_MEM_DDR400 0x06
#define VIA_MEM_END 0x07
#define VIA_MEM_NONE 0xFF
/* Digital Output Bus Width */
#define VIA_DI_12BIT 0x00
#define VIA_DI_24BIT 0x01
typedef struct _VIABIOSINFO {
int scrnIndex;
Bool CrtPresent;
Bool CrtActive;
CARD16 ResolutionIndex;
CARD32 Clock; /* register value for the dotclock */
Bool ClockExternal;
CARD32 Bandwidth; /* available memory bandwidth */
/* Panel/LCD entries */
Bool PanelPresent;
Bool PanelActive;
Bool ForcePanel;
int PanelIndex;
int PanelSize;
Bool LCDDualEdge; /* mean add-on card is 2CH or Dual or DDR */
Bool Center;
CARD8 BusWidth; /* Digital Output Bus Width */
Bool SetDVI;
/* LCD Simultaneous Expand Mode HWCursor Y Scale */
Bool scaleY;
int panelX;
int panelY;
int resY;
/* TV entries */
int TVEncoder;
int TVOutput;
Bool TVActive;
I2CDevPtr TVI2CDev;
int TVType;
Bool TVDotCrawl;
int TVDeflicker;
CARD8 TVRegs[0xFF];
int TVNumRegs;
/* TV Callbacks */
void (*TVSave) (ScrnInfoPtr pScrn);
void (*TVRestore) (ScrnInfoPtr pScrn);
Bool (*TVDACSense) (ScrnInfoPtr pScrn);
ModeStatus (*TVModeValid) (ScrnInfoPtr pScrn, DisplayModePtr mode);
void (*TVModeI2C) (ScrnInfoPtr pScrn, DisplayModePtr mode);
void (*TVModeCrtc) (ScrnInfoPtr pScrn, DisplayModePtr mode);
void (*TVPower) (ScrnInfoPtr pScrn, Bool On);
DisplayModePtr TVModes;
void (*TVPrintRegs) (ScrnInfoPtr pScrn);
} VIABIOSInfoRec, *VIABIOSInfoPtr;
/* Function prototypes */
/* via_vbe.c */
void ViaVbeAdjustFrame(int scrnIndex, int x, int y, int flags);
Bool ViaVbeSetMode(ScrnInfoPtr pScrn, DisplayModePtr pMode);
Bool ViaVbeSaveRestore(ScrnInfoPtr pScrn, vbeSaveRestoreFunction function);
Bool ViaVbeModePreInit(ScrnInfoPtr pScrn);
void ViaVbeDPMS(ScrnInfoPtr pScrn, int mode, int flags);
void ViaVbeDoDPMS(ScrnInfoPtr pScrn, int mode);
/* via_mode.c */
void ViaOutputsDetect(ScrnInfoPtr pScrn);
Bool ViaOutputsSelect(ScrnInfoPtr pScrn);
void ViaModesAttach(ScrnInfoPtr pScrn, MonPtr monitorp);
CARD32 ViaGetMemoryBandwidth(ScrnInfoPtr pScrn);
ModeStatus ViaValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags);
void ViaModePrimary(ScrnInfoPtr pScrn, DisplayModePtr mode);
void ViaModeSecondary(ScrnInfoPtr pScrn, DisplayModePtr mode);
void ViaLCDPower(ScrnInfoPtr pScrn, Bool On);
void ViaTVPower(ScrnInfoPtr pScrn, Bool On);
void ViaTVSave(ScrnInfoPtr pScrn);
void ViaTVRestore(ScrnInfoPtr pScrn);
#ifdef HAVE_DEBUG
void ViaTVPrintRegs(ScrnInfoPtr pScrn);
#endif
/* in via_bandwidth.c */
void ViaSetPrimaryFIFO(ScrnInfoPtr pScrn, DisplayModePtr mode);
void ViaSetSecondaryFIFO(ScrnInfoPtr pScrn, DisplayModePtr mode);
void ViaDisablePrimaryFIFO(ScrnInfoPtr pScrn);
/* via_vt162x.c */
I2CDevPtr ViaVT162xDetect(ScrnInfoPtr pScrn, I2CBusPtr pBus, CARD8 Address);
void ViaVT162xInit(ScrnInfoPtr pScrn);
#endif /* _VIA_BIOS_H_ */
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