citra-emu
/
citra
Archived
1
0
Fork 0
Code

Merge pull request #480 from Subv/arb_2 

AddrArbiter: Implement arbitration types 3 and 4.
This commit is contained in:
bunnei 2015-01-14 10:04:33 -05:00
parent 93f36c49f7 9e2ae289b8
commit 394d44cf74
3 changed files with 21 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
src/core/hle/kernel/address_arbiter.cpp
View File

@ -29,7 +29,7 @@ public:
////////////////////////////////////////////////////////////////////////////////////////////////////
/// Arbitrate an address
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value) {
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value, u64 nanoseconds) {
Object* object = Kernel::g_handle_table.GetGeneric(handle).get();
if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel);
@ -55,7 +55,13 @@ ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s3
HLE::Reschedule(__func__);
}
break;
case ArbitrationType::WaitIfLessThanWithTimeout:
if ((s32)Memory::Read32(address) <= value) {
Kernel::WaitCurrentThread(WAITTYPE_ARB, object, address);
Kernel::WakeThreadAfterDelay(GetCurrentThread(), nanoseconds);
HLE::Reschedule(__func__);
}
break;
case ArbitrationType::DecrementAndWaitIfLessThan:
{
s32 memory_value = Memory::Read32(address) - 1;
@ -66,6 +72,17 @@ ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s3
}
break;
}
case ArbitrationType::DecrementAndWaitIfLessThanWithTimeout:
{
s32 memory_value = Memory::Read32(address) - 1;
Memory::Write32(address, memory_value);
if (memory_value <= value) {
Kernel::WaitCurrentThread(WAITTYPE_ARB, object, address);
Kernel::WakeThreadAfterDelay(GetCurrentThread(), nanoseconds);
HLE::Reschedule(__func__);
}
break;
}
default:
LOG_ERROR(Kernel, "unknown type=%d", type);

2
src/core/hle/kernel/address_arbiter.h
View File

@ -28,7 +28,7 @@ enum class ArbitrationType : u32 {
};
/// Arbitrate an address
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value);
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value, u64 nanoseconds);
/// Create an address arbiter
Handle CreateAddressArbiter(const std::string& name = "Unknown");

2
src/core/hle/svc.cpp
View File

@ -194,7 +194,7 @@ static Result ArbitrateAddress(Handle arbiter, u32 address, u32 type, u32 value,
LOG_TRACE(Kernel_SVC, "called handle=0x%08X, address=0x%08X, type=0x%08X, value=0x%08X", arbiter,
address, type, value);
return Kernel::ArbitrateAddress(arbiter, static_cast<Kernel::ArbitrationType>(type),
address, value).raw;
address, value, nanoseconds).raw;
}
/// Used to output a message on a debug hardware unit - does nothing on a retail unit