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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/cirrus/alp.h,v 1.2 2000/02/08 13:13:13 eich Exp $ */
/* (c) Itai Nahshon */
#ifndef ALP_H
#define ALP_H
/* Saved registers that are not part of the core VGA */
/* CRTC >= 0x19; Sequencer >= 0x05; Graphics >= 0x09; Attribute >= 0x15 */
enum {
/* CR regs */
CR1A,
CR1B,
CR1D,
/* SR regs */
SR07,
SR0E,
SR12,
SR13,
SR17,
SR1E,
SR21,
SR2D,
/* GR regs */
GR17,
GR18,
/* HDR */
HDR,
/* Must be last! */
CIR_NSAVED
};
typedef struct {
unsigned char ExtVga[CIR_NSAVED];
} AlpRegRec, *AlpRegPtr;
extern Bool AlpHWCursorInit(ScreenPtr pScreen, int size);
extern Bool AlpXAAInit(ScreenPtr pScreen);
extern Bool AlpXAAInitMMIO(ScreenPtr pScreen);
extern Bool AlpDGAInit(ScreenPtr pScreen);
extern Bool AlpI2CInit(ScrnInfoPtr pScrn);
/* Card-specific driver information */
#define ALPPTR(p) ((AlpPtr)((p)->chip.alp))
typedef struct alpRec {
unsigned char * HWCursorBits;
unsigned char * CursorBits;
AlpRegRec SavedReg;
AlpRegRec ModeReg;
int CursorWidth;
int CursorHeight;
int waitMsk;
int scanlineDest;
int scanlineCount;
int scanlineWidth;
int SubsequentColorExpandScanlineDest;
int SubsequentColorExpandScanlineByteWidth;
int SubsequentColorExpandScanlineDWordWidth;
/* Offset into framebuffer of a 8-byte scratch area for fills */
CARD32 monoPattern8x8;
Bool autoStart;
/* XXX For XF86Config based mem configuration */
CARD32 sr0f, sr17;
} AlpRec, *AlpPtr;
#endif /* ALP_H */
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