Sandro Sobczyński
99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*
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# ______ ____ ___
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# | \/ ____| |___|
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# | | | \ | |
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#-----------------------------------------------------------------------
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# Copyright 2020, tyra - https://github.com/h4570/tyra
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# Licenced under Apache License 2.0
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# Sandro Sobczyński <sandro.sobczynski@gmail.com>
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*/
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#ifndef _TYRA_VU1_
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#define _TYRA_VU1_
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#include "../models/math/matrix.hpp"
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#include <draw_buffers.h>
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#include <tamtypes.h>
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#include <draw_primitives.h>
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#include <packet.h>
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#include <math3d.h>
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const u32 VIF_BUFFER_SIZE = 48 * 1024;
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typedef struct VU1BuildList
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{
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u8 isBuilding;
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void *offset;
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void *kickBuffer;
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u32 dmaSize;
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u32 dmaSizeAll;
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u32 dmaDestination;
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} VU1BuildList;
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/** Class responsible for managing VU1 micro programs */
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class VU1
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{
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public:
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VU1();
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~VU1();
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static void uploadProgram(int t_dest, u32 *t_start, u32 *t_end);
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void createList();
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void sendSingleRefList(int t_destAddress, void *t_data, int t_quadSize);
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void addListBeginning();
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void continueList();
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void addReferenceList(u32 t_offset, void *t_data, u32 t_size, u8 t_useTops);
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void addFloat(float v);
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void add32(u32 v);
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void add64(u64 v);
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void add128(u64 v1, u64 v2);
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void addListEnding();
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void addStartProgram();
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void addContinueProgram();
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void sendList();
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void addDoubleBufferSetting();
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void addFlush();
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private:
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u8 isDoubleBufferSet;
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void checkDataAlignment(void *data);
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VU1BuildList buildList;
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char dmaBuffer1[VIF_BUFFER_SIZE] __attribute__((aligned(16)));
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char dmaBuffer2[VIF_BUFFER_SIZE] __attribute__((aligned(16)));
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void *currentBuffer;
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u32 switchBuffer;
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static u32 countProgramSize(u32 *t_start, u32 *t_end);
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void checkList();
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inline s32 AddUnpack(int format, int addr, int num, int usetops = 0, int nosign = 1, int masking = 0)
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{
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return (s32)((0x60 << 24) + (format << 24) + (masking << 28) + (usetops << 15) +
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(nosign << 14) + (num << 16) + addr);
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}
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};
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#define DMA_REF_TAG(ADDR, COUNT) ((((unsigned long)ADDR) << 32) | (0x3 << 28) | COUNT)
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#define DMA_CNT_TAG(COUNT) (((unsigned long)(0x1) << 28) | COUNT)
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#define DMA_END_TAG(COUNT) (((unsigned long)(0x7) << 28) | COUNT)
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#define VIF_NOP 0x00
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#define VIF_STCYL 0x01
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#define VIF_OFFSET 0x02
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#define VIF_BASE 0x03
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#define VIF_FLUSH 0x11
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#define VIF_MSCAL 0x14
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#define VIF_MSCNT 0x17
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#define VIF_MPG 0x4A
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#define V4_32 0xC
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#define VIF_UNPACK 0x60
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#define U128(n) ((u128)(n))
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#define VIF_UNPACK_V4_32 (VIF_UNPACK | V4_32)
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#define VIF_CODE(CMD, NUM, IMMEDIATE) ((((unsigned int)(CMD)) << 24) | \
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(((unsigned int)(NUM)) << 16) | \
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((unsigned int)(IMMEDIATE)))
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#define GS_PRIM(PRIM, IIP, TME, FGE, ABE, AA1, FST, CTXT, FIX) U128((FIX << 10) | (CTXT << 9) | (FST << 8) | (AA1 << 7) | (ABE << 6) | (FGE << 5) | (TME << 4) | (IIP << 3) | (PRIM))
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#define GS_GIFTAG(NLOOP, EOP, PRE, PRIM, FLG, NREG) (((u64)(NREG) << 60) | ((u64)(FLG) << 58) | ((u64)(PRIM) << 47) | ((u64)(PRE) << 46) | (EOP << 15) | (NLOOP << 0))
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#define VU1_DMA_CHAN_TIMEOUT -1
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#define GS_GIFTAG_PACKED 0
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#endif
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