repositories / deb_xorg-server.git / blame
| Commit | Line | Data |
|---|---|---|
| a09e091a JB |
1 | |
| 2 | #ifndef _XF86RAMDAC_H | |
| 3 | #define _XF86RAMDAC_H 1 | |
| 4 | ||
| 5 | #include "colormapst.h" | |
| 6 | #include "xf86Cursor.h" | |
| 7 | ||
| 8 | /* Define unique vendor codes for RAMDAC's */ | |
| 9 | #define VENDOR_IBM 0x0000 | |
| 10 | #define VENDOR_BT 0x0001 | |
| 11 | #define VENDOR_TI 0x0002 | |
| 12 | ||
| 13 | typedef struct _RamDacRegRec { | |
| 14 | /* This is probably the nastiest assumption, we allocate 1024 slots for | |
| 15 | * ramdac registers, should be enough. I've checked IBM and TVP series | |
| 16 | * and they seem o.k | |
| 17 | * Then we allocate 768 entries for the DAC too. IBM640 needs 1024 -FIXME | |
| 18 | */ | |
| 19 | unsigned short DacRegs[0x400]; /* register set */ | |
| 20 | unsigned char DAC[0x300]; /* colour map */ | |
| 21 | Bool Overlay; | |
| 22 | } RamDacRegRec, *RamDacRegRecPtr; | |
| 23 | ||
| 24 | typedef struct _RamDacHWRegRec { | |
| 25 | RamDacRegRec SavedReg; | |
| 26 | RamDacRegRec ModeReg; | |
| 27 | } RamDacHWRec, *RamDacHWRecPtr; | |
| 28 | ||
| 29 | typedef struct _RamDacRec { | |
| 30 | CARD32 RamDacType; | |
| 31 | ||
| 32 | void (*LoadPalette) (ScrnInfoPtr pScrn, | |
| 33 | int numColors, | |
| 34 | int *indices, LOCO * colors, VisualPtr pVisual); | |
| 35 | ||
| 36 | unsigned char (*ReadDAC) (ScrnInfoPtr pScrn, CARD32); | |
| 37 | ||
| 38 | void (*WriteDAC) (ScrnInfoPtr pScrn, CARD32, unsigned char, unsigned char); | |
| 39 | ||
| 40 | void (*WriteAddress) (ScrnInfoPtr pScrn, CARD32); | |
| 41 | ||
| 42 | void (*WriteData) (ScrnInfoPtr pScrn, unsigned char); | |
| 43 | ||
| 44 | void (*ReadAddress) (ScrnInfoPtr pScrn, CARD32); | |
| 45 | ||
| 46 | unsigned char (*ReadData) (ScrnInfoPtr pScrn); | |
| 47 | } RamDacRec, *RamDacRecPtr; | |
| 48 | ||
| 49 | typedef struct _RamDacHelperRec { | |
| 50 | CARD32 RamDacType; | |
| 51 | ||
| 52 | void (*Restore) (ScrnInfoPtr pScrn, | |
| 53 | RamDacRecPtr ramdacPtr, RamDacRegRecPtr ramdacReg); | |
| 54 | ||
| 55 | void (*Save) (ScrnInfoPtr pScrn, | |
| 56 | RamDacRecPtr ramdacPtr, RamDacRegRecPtr ramdacReg); | |
| 57 | ||
| 58 | void (*SetBpp) (ScrnInfoPtr pScrn, RamDacRegRecPtr ramdacReg); | |
| 59 | ||
| 60 | void (*HWCursorInit) (xf86CursorInfoPtr infoPtr); | |
| 61 | } RamDacHelperRec, *RamDacHelperRecPtr; | |
| 62 | ||
| 63 | #define RAMDACHWPTR(p) ((RamDacHWRecPtr)((p)->privates[RamDacGetHWIndex()].ptr)) | |
| 64 | ||
| 65 | typedef struct _RamdacScreenRec { | |
| 66 | RamDacRecPtr RamDacRec; | |
| 67 | } RamDacScreenRec, *RamDacScreenRecPtr; | |
| 68 | ||
| 69 | #define RAMDACSCRPTR(p) ((RamDacScreenRecPtr)((p)->privates[RamDacGetScreenIndex()].ptr))->RamDacRec | |
| 70 | ||
| 71 | extern _X_EXPORT int RamDacHWPrivateIndex; | |
| 72 | extern _X_EXPORT int RamDacScreenPrivateIndex; | |
| 73 | ||
| 74 | typedef struct { | |
| 75 | int token; | |
| 76 | } RamDacSupportedInfoRec, *RamDacSupportedInfoRecPtr; | |
| 77 | ||
| 78 | extern _X_EXPORT RamDacRecPtr RamDacCreateInfoRec(void); | |
| 79 | extern _X_EXPORT RamDacHelperRecPtr RamDacHelperCreateInfoRec(void); | |
| 80 | extern _X_EXPORT void RamDacDestroyInfoRec(RamDacRecPtr RamDacRec); | |
| 81 | extern _X_EXPORT void RamDacHelperDestroyInfoRec(RamDacHelperRecPtr RamDacRec); | |
| 82 | extern _X_EXPORT Bool RamDacInit(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec); | |
| 83 | extern _X_EXPORT Bool RamDacHandleColormaps(ScreenPtr pScreen, int maxColors, | |
| 84 | int sigRGBbits, unsigned int flags); | |
| 85 | extern _X_EXPORT void RamDacFreeRec(ScrnInfoPtr pScrn); | |
| 86 | extern _X_EXPORT int RamDacGetHWIndex(void); | |
| 87 | ||
| 88 | #endif /* _XF86RAMDAC_H */ |