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Partial implementation of DMA controller and GPU stubs

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This commit is contained in:
Connor McLaughlin
2019-09-11 14:01:19 +10:00
parent 2149ab4d69
commit 27913cd20a
13 changed files with 425 additions and 30 deletions
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9
src/pse/bus.inl
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@ -89,6 +89,15 @@ bool Bus::DispatchAccess(PhysicalMemoryAddress cpu_address, PhysicalMemoryAddres
return (type == MemoryAccessType::Read) ? DoReadDMA(size, bus_address & DMA_MASK, value) :
DoWriteDMA(size, bus_address & DMA_MASK, value);
}
else if (bus_address < GPU_BASE)
{
return DoInvalidAccess(type, size, cpu_address, bus_address, value);
}
else if (bus_address < (GPU_BASE + GPU_SIZE))
{
return (type == MemoryAccessType::Read) ? DoReadGPU(size, bus_address & GPU_MASK, value) :
DoWriteGPU(size, bus_address & GPU_MASK, value);
}
else if (bus_address < SPU_BASE)
{
return DoInvalidAccess(type, size, cpu_address, bus_address, value);