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[GPU/GSP] Get our first command list

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wheremyfoodat 2022-09-21 03:45:33 +03:00
parent 8692e7fc6b
commit 09000da701
4 changed files with 21 additions and 6 deletions
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2
include/emulator.hpp
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@ -30,7 +30,7 @@ class Emulator {
public:
Emulator() : window(sf::VideoMode(width, height), "Alber", sf::Style::Default, sf::ContextSettings(0, 0, 0, 4, 3)),
kernel(cpu, memory, gpu), cpu(memory, kernel) {
kernel(cpu, memory, gpu), cpu(memory, kernel), gpu(memory) {
reset();
window.setActive(true);
}

4
include/gpu.hpp
View file

@ -1,10 +1,12 @@
#pragma once
#include "helpers.hpp"
#include "memory.hpp"
class GPU {
Memory& mem;
public:
GPU() {}
GPU(Memory& mem) : mem(mem) {}
void clearBuffer(u32 startAddress, u32 endAddress, u32 value, u32 control);
void reset();
};

5
include/services/gsp_gpu.hpp
View file

@ -26,7 +26,7 @@ class GPUService {
// This is the PID of that process
u32 privilegedProcess;
void processCommands();
void processCommandBuffer();
// Service commands
void acquireRight(u32 messagePointer);
@ -37,7 +37,8 @@ class GPUService {
void writeHwRegs(u32 messagePointer);
void writeHwRegsWithMask(u32 messagePointer);
// GPU commands processed via TriggerCmdReqQueue
// GSP commands processed via TriggerCmdReqQueue
void processCommandList(u32* cmd);
void memoryFill(u32* cmd);
public:

16
src/core/services/gsp_gpu.cpp
View file

@ -16,6 +16,7 @@ namespace ServiceCommands {
// Commands written to shared memory and processed by TriggerCmdReqQueue
namespace GPUCommands {
enum : u32 {
ProcessCommandList = 1,
MemoryFill = 2
};
}
@ -186,14 +187,14 @@ void GPUService::setLCDForceBlack(u32 messagePointer) {
}
void GPUService::triggerCmdReqQueue(u32 messagePointer) {
processCommands();
processCommandBuffer();
mem.write32(messagePointer + 4, Result::Success);
}
#include <chrono>
#include <thread>
using namespace std::chrono_literals;
void GPUService::processCommands() {
void GPUService::processCommandBuffer() {
if (sharedMem == nullptr) [[unlikely]] { // Shared memory hasn't been set up yet
return;
}
@ -211,6 +212,7 @@ void GPUService::processCommands() {
while (commandsLeft != 0) {
u32 cmdID = cmd[0] & 0xff;
switch (cmdID) {
case GPUCommands::ProcessCommandList: processCommandList(cmd); break;
case GPUCommands::MemoryFill: memoryFill(cmd); break;
default: Helpers::panic("GSP::GPU::ProcessCommands: Unknown cmd ID %d", cmdID);
}
@ -243,4 +245,14 @@ void GPUService::memoryFill(u32* cmd) {
if (start1 != 0) {
gpu.clearBuffer(start1, end1, value1, control1);
}
}
// Actually send command list (aka display list) to GPU
void GPUService::processCommandList(u32* cmd) {
u32 address = cmd[1]; // Buffer address
u32 size = cmd[2]; // Buffer size
bool updateGas = cmd[3] == 1; // Update gas additive blend results (0 = don't update, 1 = update)
bool flushBuffer = cmd[7] == 1; // Flush buffer (0 = don't flush, 1 = flush)
Helpers::panic("GPU::GSP::processCommandList. Address: %08X, size: %08X", address, size);
}