hw/xfree86/ramdac/BT.h

   1
   2 #include "xf86RamDac.h"
   3
   4 extern _X_EXPORT RamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn,
   5                                                   RamDacSupportedInfoRecPtr
   6                                                   ramdacs);
   7 extern _X_EXPORT void BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec,
   8                                    RamDacRegRecPtr RamDacRegRec);
   9 extern _X_EXPORT void BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec,
  10                                       RamDacRegRecPtr RamDacRegRec);
  11 extern _X_EXPORT void BTramdacSetBpp(ScrnInfoPtr pScrn,
  12                                      RamDacRegRecPtr RamDacRegRec);
  13
  14 #define ATT20C504_RAMDAC        (VENDOR_BT << 16) | 0x00
  15 #define ATT20C505_RAMDAC        (VENDOR_BT << 16) | 0x01
  16 #define BT485_RAMDAC            (VENDOR_BT << 16) | 0x02
  17
  18 /*
  19  * BT registers
  20  */
  21
  22 #define BT_WRITE_ADDR           0x00
  23 #define BT_RAMDAC_DATA          0x01
  24 #define BT_PIXEL_MASK           0x02
  25 #define BT_READ_ADDR            0x03
  26 #define BT_CURS_WR_ADDR         0x04
  27 #define BT_CURS_DATA            0x05
  28 #define BT_COMMAND_REG_0        0x06
  29 #define BT_CURS_RD_ADDR         0x07
  30 #define BT_COMMAND_REG_1        0x08
  31 #define BT_COMMAND_REG_2        0x09
  32 #define BT_STATUS_REG           0x0A
  33 #define BT_CURS_RAM_DATA        0x0B
  34 #define BT_CURS_X_LOW           0x0C
  35 #define BT_CURS_X_HIGH          0x0D
  36 #define BT_CURS_Y_LOW           0x0E
  37 #define BT_CURS_Y_HIGH          0x0F