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[GSP::GPU] Implement writeHwRegs

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This commit is contained in:
wheremyfoodat 2022-09-18 22:52:24 +03:00
parent a5384095df
commit 99e795c141
4 changed files with 35 additions and 3 deletions
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32
src/core/services/gsp_gpu.cpp
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@ -3,7 +3,8 @@
namespace GPUCommands {
enum : u32 {
AcquireRight = 0x00160042,
RegisterInterruptRelayQueue = 0x00130042
RegisterInterruptRelayQueue = 0x00130042,
WriteHwRegs = 0x00010082
};
}
@ -23,6 +24,7 @@ void GPUService::handleSyncRequest(u32 messagePointer) {
switch (command) {
case GPUCommands::AcquireRight: acquireRight(messagePointer); break;
case GPUCommands::RegisterInterruptRelayQueue: registerInterruptRelayQueue(messagePointer); break;
case GPUCommands::WriteHwRegs: writeHwRegs(messagePointer); break;
; default: Helpers::panic("GPU service requested. Command: %08X\n", command);
}
}
@ -57,4 +59,32 @@ void GPUService::registerInterruptRelayQueue(u32 messagePointer) {
mem.write32(messagePointer + 8, 0); // TODO: GSP module thread index
mem.write32(messagePointer + 12, 0); // Translation descriptor
mem.write32(messagePointer + 16, 0); // TODO: shared memory handle
}
void GPUService::writeHwRegs(u32 messagePointer) {
u32 ioAddr = mem.read32(messagePointer + 4); // GPU address based at 0x1EB00000, word aligned
const u32 size = mem.read32(messagePointer + 8); // Size in bytes
u32 dataPointer = mem.read32(messagePointer + 16);
printf("GSP::GPU::writeHwRegs (GPU address = %08X, size = %X, data address = %08X)\n", ioAddr, size, dataPointer);
// Check for alignment
if ((size & 3) || (ioAddr & 3)) {
Helpers::panic("GSP::GPU::writeHwRegs misalignment");
}
if (size > 0x80) {
Helpers::panic("GSP::GPU::writeHwRegs size too big");
}
if (ioAddr >= 0x420000) {
Helpers::panic("GSP::GPU::writeHwRegs offset too big");
}
for (u32 i = 0; i < size; i += 4) {
const u32 value = mem.read32(dataPointer);
printf("GSP::GPU: Wrote %08X to GPU register %X\n", value, ioAddr);
dataPointer += 4;
ioAddr += 4;
}
mem.write32(messagePointer + 4, Result::Success);
}