Files
MinecraftConsoles/Minecraft.Client/PS3/SPU_Tasks/Common/DmaData.h
2026-03-01 12:16:08 +08:00

118 lines
3.7 KiB
C++

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