118 lines
3.7 KiB
C++
118 lines
3.7 KiB
C++
/* SCE CONFIDENTIAL
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PlayStation(R)3 Programmer Tool Runtime Library 430.001
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* Copyright (C) 2007 Sony Computer Entertainment Inc.
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* All Rights Reserved.
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*/
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/* common headers */
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#include "spu_assert.h"
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#include <cell/dma.h>
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#include <cell/spurs/job_queue.h>
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extern CellSpursJobContext2* g_pSpursJobContext;
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class DmaData_SPU
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{
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public:
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static const bool sc_verbose = false;
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static int roundUpDMASize(int size)
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{
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return (size + 0x0f) & (~0x0f);
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}
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static void get(void* dest, uintptr_t ea, unsigned int dmaSize)
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{
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spu_assert((ea % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((uint32_t(dest) % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((dmaSize % 0x10) == 0); // and that the transfer is a multiple of 16 bytes
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spu_assert(ea >256*1024); // and that we're not targetting SPU memory
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// start memory transfer
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if(sc_verbose)
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spu_print("DMA PPU->SPU start: 0x%08x -> 0x%08x : size : %d bytes : tag %d .... ", (unsigned int)ea, (unsigned int)dest, dmaSize, g_pSpursJobContext->dmaTag);
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cellDmaLargeGet(dest, ea, dmaSize, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static void getUnaligned(void* dest, uintptr_t ea, unsigned int dmaSize)
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{
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spu_assert(ea >256*1024); // and that we're not targetting SPU memory
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// start memory transfer
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if(sc_verbose)
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spu_print("DMA PPU->SPU start: 0x%08x -> 0x%08x : size : %d bytes : tag %d .... ", (unsigned int)ea, (unsigned int)dest, dmaSize, g_pSpursJobContext->dmaTag);
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cellDmaUnalignedGet(dest, ea, dmaSize, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static uint32_t getValue32(uintptr_t ea)
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{
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return cellDmaGetUint32(ea, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static uint32_t getValue16(uintptr_t ea)
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{
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return cellDmaGetUint16(ea, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static uint32_t getValue64(uintptr_t ea)
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{
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return cellDmaGetUint64(ea, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static void wait()
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{
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cellDmaWaitTagStatusAll(1 << g_pSpursJobContext->dmaTag);
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if(sc_verbose)
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spu_print("DMA PPU->SPU done!\n");
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}
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static void getAndWait(void* dest, uintptr_t ea, unsigned int dmaSize)
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{
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get(dest, ea, dmaSize);
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wait();
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}
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static void getAndWaitUnaligned(void* dest, uintptr_t ea, unsigned int dmaSize)
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{
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getUnaligned(dest, ea, dmaSize);
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wait();
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}
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static void put(void* src, uintptr_t ea, unsigned int dmaSize)
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{
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if(sc_verbose)
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spu_print("DMA SPU->PPU start: 0x%08x -> 0x%08x : size : %d bytes .... ", (unsigned int)src, (unsigned int)ea, dmaSize);
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spu_assert((ea % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((uint32_t(src) % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((dmaSize % 0x10) == 0); // and that the transfer is a multiple of 16 bytes
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spu_assert(ea >256*1024); // and that we're not targetting SPU memory
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cellDmaLargePut(src, ea, dmaSize, g_pSpursJobContext->dmaTag, 0, 0);
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}
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static void putAndWait(void* src, uintptr_t ea, unsigned int dmaSize)
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{
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put(src, ea, dmaSize);
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wait();
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}
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static void putAndWaitUnaligned(void* src, uintptr_t ea, unsigned int dmaSize)
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{
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if(sc_verbose)
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spu_print("DMA SPU->PPU : 0x%08x -> 0x%08x : size : %d bytes\n", (unsigned int)src, (unsigned int)ea, dmaSize);
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spu_assert((ea % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((uint32_t(src) % 0x10) == 0); // make sure we're 16 byte aligned
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spu_assert((dmaSize % 0x10) == 0); // and that the transfer is a multiple of 16 bytes
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spu_assert(ea >256*1024); // and that we're not targetting SPU memory
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cellDmaUnalignedPut(src, ea, dmaSize, g_pSpursJobContext->dmaTag, 0, 0);
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cellDmaWaitTagStatusAll(1 << g_pSpursJobContext->dmaTag);
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if(sc_verbose)
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spu_print("DMA SPU->PPU complete\n");
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}
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static void putValue32(uint32_t val, uintptr_t ea)
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{
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cellDmaPutUint32(val, ea, g_pSpursJobContext->dmaTag, 0, 0);
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}
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};
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