rom/hidds/vesagfx/vesagfx_support.h

   1 #ifndef VESAGFX_SUPPORT_H
   2 #define VESAGFX_SUPPORT_H
   3
   4 #include <exec/types.h>
   5 #include <oop/oop.h>
   6
   7 #define PCI_VENDOR_S3 0x5333
   8
   9 #define vgaIOBase 0x3d0
  10
  11 struct HWData
  12 {
  13     APTR         framebuffer;
  14     ULONG        fbsize;
  15     ULONG        width;
  16     ULONG        height;
  17     ULONG        depth;
  18     ULONG        bytesperpixel;
  19     ULONG        bitsperpixel;
  20     ULONG        redmask;
  21     ULONG        greenmask;
  22     ULONG        bluemask;
  23     ULONG        redshift;
  24     ULONG        greenshift;
  25     ULONG        blueshift;
  26     ULONG        bytesperline;
  27     BOOL         owned;
  28     UBYTE        palettewidth;
  29     UBYTE        DAC[768];
  30     /* Used by PCI scanning routine */
  31     OOP_AttrBase pciDeviceAttrBase;
  32 };
  33
  34 #undef HiddPCIDeviceAttrBase
  35 #define HiddPCIDeviceAttrBase sd->pciDeviceAttrBase
  36
  37 struct VESAGfx_staticdata;
  38 struct VESAGfxBitMapData;
  39
  40 BOOL initVesaGfxHW(struct HWData *);
  41 void DACLoad(struct VESAGfx_staticdata *, UBYTE *, unsigned char, int);
  42 void ClearBuffer(struct HWData *data);
  43 void vesaDoRefreshArea(struct HWData *hwdata, struct VESAGfxBitMapData *data,
  44                        LONG x1, LONG y1, LONG x2, LONG y2);
  45
  46 #endif /* VESAGFX_SUPPORT_H */