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PowerPC/MMU: Refactor to class, move to System.

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Admiral H. Curtiss committed 2023-03-28 03:47:51 +02:00
1 parent 012044eb64
commit 8dabd1a025
51 files changed
+1314 -1149
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Source/Core/Core/Boot/Boot_BS2Emu.cpp
+26 -23
View File
@@ -51,7 +51,7 @@ void PresetTimeBaseTicks(Core::System& system, const Core::CPUThreadGuard& guard
const u64 time_base_ticks = emulated_time * 40500000ULL;
PowerPC::HostWrite_U64(guard, time_base_ticks, 0x800030D8);
PowerPC::MMU::HostWrite_U64(guard, time_base_ticks, 0x800030D8);
}
} // Anonymous namespace
@@ -127,8 +127,10 @@ void CBoot::SetupBAT(Core::System& system, bool is_wii)
ppc_state.spr[SPR_DBAT5L] = 0x1000002a;
HID4(ppc_state).SBE = 1;
}
PowerPC::DBATUpdated();
PowerPC::IBATUpdated();
auto& mmu = system.GetMMU();
mmu.DBATUpdated();
mmu.IBATUpdated();
}
bool CBoot::RunApploader(Core::System& system, const Core::CPUThreadGuard& guard, bool is_wii,
@@ -153,6 +155,7 @@ bool CBoot::RunApploader(Core::System& system, const Core::CPUThreadGuard& guard
// TODO - Make Apploader(or just RunFunction()) debuggable!!!
auto& ppc_state = system.GetPPCState();
auto& mmu = system.GetMMU();
// Call iAppLoaderEntry.
DEBUG_LOG_FMT(BOOT, "Call iAppLoaderEntry");
@@ -161,14 +164,14 @@ bool CBoot::RunApploader(Core::System& system, const Core::CPUThreadGuard& guard
ppc_state.gpr[4] = iAppLoaderFuncAddr + 4;
ppc_state.gpr[5] = iAppLoaderFuncAddr + 8;
RunFunction(system, *entry);
const u32 iAppLoaderInit = PowerPC::Read_U32(iAppLoaderFuncAddr + 0);
const u32 iAppLoaderMain = PowerPC::Read_U32(iAppLoaderFuncAddr + 4);
const u32 iAppLoaderClose = PowerPC::Read_U32(iAppLoaderFuncAddr + 8);
const u32 iAppLoaderInit = mmu.Read_U32(iAppLoaderFuncAddr + 0);
const u32 iAppLoaderMain = mmu.Read_U32(iAppLoaderFuncAddr + 4);
const u32 iAppLoaderClose = mmu.Read_U32(iAppLoaderFuncAddr + 8);
// iAppLoaderInit
DEBUG_LOG_FMT(BOOT, "Call iAppLoaderInit");
PowerPC::HostWrite_U32(guard, 0x4E800020, 0x81300000); // Write BLR
HLE::Patch(system, 0x81300000, "AppLoaderReport"); // HLE OSReport for Apploader
PowerPC::MMU::HostWrite_U32(guard, 0x4E800020, 0x81300000); // Write BLR
HLE::Patch(system, 0x81300000, "AppLoaderReport"); // HLE OSReport for Apploader
ppc_state.gpr[3] = 0x81300000;
RunFunction(system, iAppLoaderInit);
@@ -189,9 +192,9 @@ bool CBoot::RunApploader(Core::System& system, const Core::CPUThreadGuard& guard
// iAppLoaderMain returns 0 when there are no more sections to copy.
while (ppc_state.gpr[3] != 0x00)
{
const u32 ram_address = PowerPC::Read_U32(0x81300004);
const u32 length = PowerPC::Read_U32(0x81300008);
const u32 dvd_offset = PowerPC::Read_U32(0x8130000c) << (is_wii ? 2 : 0);
const u32 ram_address = mmu.Read_U32(0x81300004);
const u32 length = mmu.Read_U32(0x81300008);
const u32 dvd_offset = mmu.Read_U32(0x8130000c) << (is_wii ? 2 : 0);
INFO_LOG_FMT(BOOT, "DVDRead: offset: {:08x} memOffset: {:08x} length: {}", dvd_offset,
ram_address, length);
@@ -223,35 +226,35 @@ void CBoot::SetupGCMemory(Core::System& system, const Core::CPUThreadGuard& guar
auto& memory = system.GetMemory();
// Booted from bootrom. 0xE5207C22 = booted from jtag
PowerPC::HostWrite_U32(guard, 0x0D15EA5E, 0x80000020);
PowerPC::MMU::HostWrite_U32(guard, 0x0D15EA5E, 0x80000020);
// Physical Memory Size (24MB on retail)
PowerPC::HostWrite_U32(guard, memory.GetRamSizeReal(), 0x80000028);
PowerPC::MMU::HostWrite_U32(guard, memory.GetRamSizeReal(), 0x80000028);
// Console type - DevKit (retail ID == 0x00000003) see YAGCD 4.2.1.1.2
// TODO: determine why some games fail when using a retail ID.
// (Seem to take different EXI paths, see Ikaruga for example)
const u32 console_type = static_cast<u32>(Core::ConsoleType::LatestDevkit);
PowerPC::HostWrite_U32(guard, console_type, 0x8000002C);
PowerPC::MMU::HostWrite_U32(guard, console_type, 0x8000002C);
// Fake the VI Init of the IPL (YAGCD 4.2.1.4)
PowerPC::HostWrite_U32(guard, DiscIO::IsNTSC(SConfig::GetInstance().m_region) ? 0 : 1,
0x800000CC);
PowerPC::MMU::HostWrite_U32(guard, DiscIO::IsNTSC(SConfig::GetInstance().m_region) ? 0 : 1,
0x800000CC);
// ARAM Size. 16MB main + 4/16/32MB external. (retail consoles have no external ARAM)
PowerPC::HostWrite_U32(guard, 0x01000000, 0x800000d0);
PowerPC::MMU::HostWrite_U32(guard, 0x01000000, 0x800000d0);
PowerPC::HostWrite_U32(guard, 0x09a7ec80, 0x800000F8); // Bus Clock Speed
PowerPC::HostWrite_U32(guard, 0x1cf7c580, 0x800000FC); // CPU Clock Speed
PowerPC::MMU::HostWrite_U32(guard, 0x09a7ec80, 0x800000F8); // Bus Clock Speed
PowerPC::MMU::HostWrite_U32(guard, 0x1cf7c580, 0x800000FC); // CPU Clock Speed
PowerPC::HostWrite_U32(guard, 0x4c000064, 0x80000300); // Write default DSI Handler: rfi
PowerPC::HostWrite_U32(guard, 0x4c000064, 0x80000800); // Write default FPU Handler: rfi
PowerPC::HostWrite_U32(guard, 0x4c000064, 0x80000C00); // Write default Syscall Handler: rfi
PowerPC::MMU::HostWrite_U32(guard, 0x4c000064, 0x80000300); // Write default DSI Handler: rfi
PowerPC::MMU::HostWrite_U32(guard, 0x4c000064, 0x80000800); // Write default FPU Handler: rfi
PowerPC::MMU::HostWrite_U32(guard, 0x4c000064, 0x80000C00); // Write default Syscall Handler: rfi
PresetTimeBaseTicks(system, guard);
// HIO checks this
// PowerPC::HostWrite_U16(0x8200, 0x000030e6); // Console type
// PowerPC::MMU::HostWrite_U16(0x8200, 0x000030e6); // Console type
}
// __________________________________________________________________________________________________