Diamond75/Panda3DS
1
0
Fork 0
mirror of https://github.com/wheremyfoodat/Panda3DS.git synced 2025-04-20 20:49:12 +12:00
Code Issues Projects Releases Packages Wiki Activity Actions

[GSP::GPU] We can now request interrupts

Browse source
This commit is contained in:
wheremyfoodat 2022-09-20 23:22:35 +03:00
parent 194761ca54
commit 3ccba6db40
5 changed files with 37 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

19
include/services/gsp_gpu.hpp
View file

@ -2,11 +2,23 @@
#include "helpers.hpp"
#include "kernel_types.hpp"
#include "memory.hpp"
#include <cstring>
enum class GPUInterrupt : u8 {
PSC0 = 0, // Memory fill completed
PSC1 = 1, // ?
VBlank0 = 2, // ?
VBlank1 = 3, // ?
PPF = 4, // Display transfer finished
P3D = 5, // Command list processing finished
DMA = 6
};
class GPUService {
Handle handle = KernelHandles::GPU;
Memory& mem;
u32& currentPID; // Process ID of the current process
u8* sharedMem; // Pointer to GSP shared memory
// At any point in time only 1 process has privileges to use rendering functions
// This is the PID of that process
@ -22,4 +34,11 @@ public:
GPUService(Memory& mem, u32& currentPID) : mem(mem), currentPID(currentPID) {}
void reset();
void handleSyncRequest(u32 messagePointer);
void requestInterrupt(GPUInterrupt type);
void setSharedMem(u8* ptr) {
sharedMem = ptr;
if (ptr != nullptr) { // Zero-fill shared memory in case the process tries to read stale service data or vice versa
std::memset(ptr, 0, 0x1000);
}
}
};