From 9e2ae289b8b269bfe2835356780c160dbccc18f4 Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Tue, 13 Jan 2015 14:49:26 -0500
Subject: [PATCH] AddrArbiter: Implement arbitration types 3 and 4.
---
src/core/hle/kernel/address_arbiter.cpp | 21 +++++++++++++++++++--
src/core/hle/kernel/address_arbiter.h | 2 +-
src/core/hle/svc.cpp | 2 +-
3 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp
index 62e3460e1..b7434aaf2 100644
--- a/src/core/hle/kernel/address_arbiter.cpp
+++ b/src/core/hle/kernel/address_arbiter.cpp
@@ -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);
diff --git a/src/core/hle/kernel/address_arbiter.h b/src/core/hle/kernel/address_arbiter.h
index 030e7ad7b..3ffd465a2 100644
--- a/src/core/hle/kernel/address_arbiter.h
+++ b/src/core/hle/kernel/address_arbiter.h
@@ -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");
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp
index 5c6a3be80..a487f757c 100644
--- a/src/core/hle/svc.cpp
+++ b/src/core/hle/svc.cpp
@@ -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