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Better management of RDRAM accesses

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SimoneN64
2024-07-05 23:50:30 +02:00
parent c463358ec4
commit cdbb251be1
7 changed files with 270 additions and 307 deletions
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48
src/backend/core/RDP.cpp
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@@ -18,6 +18,54 @@ void RDP::Reset() {
memset(cmd_buf, 0, 0x100000);
}
template<> void RDP::WriteRDRAM<u8>(size_t idx, u8 v) {
size_t real = BYTE_ADDRESS(idx);
if(real < RDRAM_SIZE) {
rdram[real] = v;
}
}
template<> void RDP::WriteRDRAM<u16>(size_t idx, u16 v) {
size_t real = HALF_ADDRESS(idx);
if(real < RDRAM_SIZE) {
Util::WriteAccess<u16>(rdram, real, v);
}
}
template<> void RDP::WriteRDRAM<u32>(size_t idx, u32 v) {
if(idx < RDRAM_SIZE) {
Util::WriteAccess<u32>(rdram, idx, v);
}
}
template<> void RDP::WriteRDRAM<u64>(size_t idx, u64 v) {
if(idx < RDRAM_SIZE) {
Util::WriteAccess<u64>(rdram, idx, v);
}
}
template<> u8 RDP::ReadRDRAM<u8>(size_t idx) {
size_t real = BYTE_ADDRESS(idx);
if(real >= RDRAM_SIZE) return 0;
return rdram[real];
}
template<> u16 RDP::ReadRDRAM<u16>(size_t idx) {
size_t real = HALF_ADDRESS(idx);
if(real >= RDRAM_SIZE) return 0;
return Util::ReadAccess<u16>(rdram, real);
}
template<> u32 RDP::ReadRDRAM<u32>(size_t idx) {
if(idx >= RDRAM_SIZE) return 0;
return Util::ReadAccess<u32>(rdram, idx);
}
template<> u64 RDP::ReadRDRAM<u64>(size_t idx) {
if(idx >= RDRAM_SIZE) return 0;
return Util::ReadAccess<u64>(rdram, idx);
}
static const int cmd_lens[64] = {
2, 2, 2, 2, 2, 2, 2, 2, 8, 12, 24, 28, 24, 28, 40, 44,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,