mirror of
https://github.com/Lime3DS/Lime3DS.git
synced 2024-11-11 20:55:06 +01:00
72622a1b5a
- added a helper function for getting command buffer for services - fixed bug where GSP DMA was incorrectly being done in DataSynchronizationBarrier (instead of gsp_TriggerCmdReqQueue)
51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
// Copyright 2014 Citra Emulator Project
|
|
// Licensed under GPLv2
|
|
// Refer to the license.txt file included.
|
|
|
|
#include "core/hle/coprocessor.h"
|
|
#include "core/hle/hle.h"
|
|
#include "core/mem_map.h"
|
|
#include "core/core.h"
|
|
|
|
namespace HLE {
|
|
|
|
/// Data synchronization barrier
|
|
u32 DataSynchronizationBarrier() {
|
|
return 0;
|
|
}
|
|
|
|
/// Returns the coprocessor (in this case, syscore) command buffer pointer
|
|
Addr GetThreadCommandBuffer() {
|
|
// Called on insruction: mrc p15, 0, r0, c13, c0, 3
|
|
return Memory::KERNEL_MEMORY_VADDR;
|
|
}
|
|
|
|
/// Call an MCR (move to coprocessor from ARM register) instruction in HLE
|
|
s32 CallMCR(u32 instruction, u32 value) {
|
|
CoprocessorOperation operation = (CoprocessorOperation)((instruction >> 20) & 0xFF);
|
|
ERROR_LOG(OSHLE, "unimplemented MCR instruction=0x%08X, operation=%02X, value=%08X",
|
|
instruction, operation, value);
|
|
return 0;
|
|
}
|
|
|
|
/// Call an MRC (move to ARM register from coprocessor) instruction in HLE
|
|
s32 CallMRC(u32 instruction) {
|
|
CoprocessorOperation operation = (CoprocessorOperation)((instruction >> 20) & 0xFF);
|
|
|
|
switch (operation) {
|
|
|
|
case DATA_SYNCHRONIZATION_BARRIER:
|
|
return DataSynchronizationBarrier();
|
|
|
|
case CALL_GET_THREAD_COMMAND_BUFFER:
|
|
return GetThreadCommandBuffer();
|
|
|
|
default:
|
|
ERROR_LOG(OSHLE, "unimplemented MRC instruction 0x%08X", instruction);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
} // namespace
|