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System: Support sideloading EXE files via BIOS patch

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This commit is contained in:
Connor McLaughlin
2019-09-14 13:22:05 +10:00
parent ae43cc838b
commit 9f36384752
10 changed files with 252 additions and 62 deletions
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4
src/pse/bus.h
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@ -29,6 +29,8 @@ public:
template<MemoryAccessType type, MemoryAccessSize size>
bool DispatchAccess(PhysicalMemoryAddress cpu_address, PhysicalMemoryAddress bus_address, u32& value);
void PatchBIOS(u32 address, u32 value, u32 mask = UINT32_C(0xFFFFFFFF));
private:
static constexpr u32 DMA_BASE = 0x1F801080;
static constexpr u32 DMA_SIZE = 0x80;
@ -42,6 +44,8 @@ private:
static constexpr u32 EXP2_BASE = 0x1F802000;
static constexpr u32 EXP2_SIZE = 0x2000;
static constexpr u32 EXP2_MASK = EXP2_SIZE - 1;
static constexpr u32 BIOS_BASE = 0x1FC00000;
static constexpr u32 BIOS_SIZE = 0x80000;
bool LoadBIOS();