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- added CallMCR function to coprocessor HLE module

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- moved instruction decoding to coprocessor HLE module
This commit is contained in:
bunnei
2014-05-01 23:03:50 -04:00
parent c1e71ae1ac
commit f7c6302009
3 changed files with 43 additions and 29 deletions
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16
src/core/hle/coprocessor.cpp
View File

@ -44,8 +44,18 @@ Addr GetThreadCommandBuffer() {
return CMD_BUFFER_ADDR;
}
/// Call an MRC operation in HLE
u32 CallMRC(ARM11_MRC_OPERATION operation) {
/// 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 -1;
}
/// 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:
@ -55,7 +65,7 @@ u32 CallMRC(ARM11_MRC_OPERATION operation) {
return GetThreadCommandBuffer();
default:
ERROR_LOG(OSHLE, "unimplemented MRC operation 0x%02X", operation);
ERROR_LOG(OSHLE, "unimplemented MRC instruction 0x%08X", instruction);
break;
}
return -1;

11
src/core/hle/coprocessor.h
View File

@ -8,13 +8,16 @@
namespace HLE {
/// MRC operations (ARM register from coprocessor), decoded as instr[20:27]
enum ARM11_MRC_OPERATION {
/// Coprocessor operations
enum CoprocessorOperation {
DATA_SYNCHRONIZATION_BARRIER = 0xE0,
CALL_GET_THREAD_COMMAND_BUFFER = 0xE1,
};
/// Call an MRC operation in HLE
u32 CallMRC(ARM11_MRC_OPERATION operation);
/// Call an MCR (move to coprocessor from ARM register) instruction in HLE
s32 CallMCR(u32 instruction, u32 value);
/// Call an MRC (move to ARM register from coprocessor) instruction in HLE
s32 CallMRC(u32 instruction);
} // namespace