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AddrArbiter: Implement arbitration types 3 and 4.

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This commit is contained in:
Subv 2015-01-13 14:49:26 -05:00
parent 682e6bc8d9
commit 9e2ae289b8
3 changed files with 21 additions and 4 deletions
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21
src/core/hle/kernel/address_arbiter.cpp
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@ -29,7 +29,7 @@ public:
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
/// Arbitrate an address /// 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(); Object* object = Kernel::g_handle_table.GetGeneric(handle).get();
if (object == nullptr) if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel); return InvalidHandle(ErrorModule::Kernel);
@ -55,7 +55,13 @@ ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s3
HLE::Reschedule(__func__); HLE::Reschedule(__func__);
} }
break; 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: case ArbitrationType::DecrementAndWaitIfLessThan:
{ {
s32 memory_value = Memory::Read32(address) - 1; s32 memory_value = Memory::Read32(address) - 1;
@ -66,6 +72,17 @@ ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s3
} }
break; 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: default:
LOG_ERROR(Kernel, "unknown type=%d", type); 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 /// 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 /// Create an address arbiter
Handle CreateAddressArbiter(const std::string& name = "Unknown"); 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, LOG_TRACE(Kernel_SVC, "called handle=0x%08X, address=0x%08X, type=0x%08X, value=0x%08X", arbiter,
address, type, value); address, type, value);
return Kernel::ArbitrateAddress(arbiter, static_cast<Kernel::ArbitrationType>(type), 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 /// Used to output a message on a debug hardware unit - does nothing on a retail unit