56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
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// $Header: G:/SwDev/WDM/Video/bt848/rcs/Risceng.h 1.6 1998/04/29 22:43:38 tomz Exp $
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#ifndef __RISCENG_H
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#define __RISCENG_H
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#ifndef __VIDDEFS_H
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#include "viddefs.h"
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#endif
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#ifndef __RISCPROG_H
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#include "riscprog.h"
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#endif
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#ifndef __COMPREG_H
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#include "compreg.h"
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#endif
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#include "preg.h"
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typedef RISCProgram *RiscPrgHandle;
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/* Class: RISCEng
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* Purpose: This class provides control over the BtPisces' RISC engine
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* Attributes:
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* Operations:
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*/
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class RISCEng
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{
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protected:
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DECLARE_RISCPROGRAMSTARTADDRESS;
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DECLARE_CONTROL;
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public:
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virtual RiscPrgHandle CreateProgram( MSize &ImageSize, DWORD dwPitch,
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ColFmt, DataBuf &buf, bool Intr = false, DWORD dwPlanarAdjust = 0, bool rsync = false );
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virtual void DestroyProgram( RiscPrgHandle ToDie );
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void ChangeAddress( RiscPrgHandle prog, DataBuf &buf );
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void Start( RISCProgram &ToStart )
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{
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DebugOut((1, "Starting RISC program (%x)\n", &ToStart));
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//ToStart.Dump();
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RISC_IPC = ToStart.GetPhysProgAddr() & ~0x3;
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FIFO_ENABLE = 1;
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RISC_ENABLE = 1;
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}
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void Stop() { RISC_ENABLE = 0; FIFO_ENABLE = 0; };
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void Chain( RiscPrgHandle hParent, RiscPrgHandle hChild , int ndxParent = -1, int ndxChild = -1);
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void Skip( RiscPrgHandle hToSkip );
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RISCEng() : CONSTRUCT_RISCPROGRAMSTARTADDRESS, CONSTRUCT_CONTROL
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{ PKTP = 1; }
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};
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#endif
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