421 typedef struct _riva_hw_inst  struct
426     U032 Architecture;
427     U032 Version;
428     U032 Chipset;
429     U032 CrystalFreqKHz;
430     U032 RamAmountKBytes;
431     U032 MaxVClockFreqKHz;
432     U032 RamBandwidthKBytesPerSec;
433     U032 EnableIRQ;
434     U032 IO;
435     U032 VBlankBit;
436     U032 FifoFreeCount;
437     U032 FifoEmptyCount;
438     U032 CursorStart;
439     U032 flatPanel;
440     Bool twoHeads;
465     int  (*Busy)(struct _riva_hw_inst *);  argument
466     void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);  argument
467     void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);  argument
468     void (*SetStartAddress)(struct _riva_hw_inst *,U032);  argument
469     void (*SetSurfaces2D)(struct _riva_hw_inst *,U032,U032);  argument
470     void (*SetSurfaces3D)(struct _riva_hw_inst *,U032,U032);  argument
471     int  (*ShowHideCursor)(struct _riva_hw_inst *,int);  argument
472     void (*LockUnlock)(struct _riva_hw_inst *, int);  argument
476     struct _riva_hw_state *CurrentState;
480     RivaRop                 __iomem *Rop;
481     RivaPattern             __iomem *Patt;
482     RivaClip                __iomem *Clip;
483     RivaPixmap              __iomem *Pixmap;
484     RivaScreenBlt           __iomem *Blt;
485     RivaBitmap              __iomem *Bitmap;
486     RivaLine                __iomem *Line;
487     RivaTexturedTriangle03  __iomem *Tri03;
488     RivaTexturedTriangle05  __iomem *Tri05;