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authorLioncash <mathew1800@gmail.com>2019-03-08 00:42:44 +0100
committerLioncash <mathew1800@gmail.com>2019-03-08 05:27:47 +0100
commitb7f331afa3db235db39eca041fef720873f3091a (patch)
treecf2a5f7a3744fb7ed2104bf166aa65433377f1c1 /src
parentkernel/svc: Move address arbiter waiting behind a unified API function (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/hle/kernel/address_arbiter.cpp18
-rw-r--r--src/core/hle/kernel/address_arbiter.h13
-rw-r--r--src/core/hle/kernel/svc.cpp17
3 files changed, 26 insertions, 22 deletions
diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp
index b6269c708..352190da8 100644
--- a/src/core/hle/kernel/address_arbiter.cpp
+++ b/src/core/hle/kernel/address_arbiter.cpp
@@ -42,7 +42,21 @@ void WakeThreads(const std::vector<SharedPtr<Thread>>& waiting_threads, s32 num_
AddressArbiter::AddressArbiter(Core::System& system) : system{system} {}
AddressArbiter::~AddressArbiter() = default;
-ResultCode AddressArbiter::SignalToAddress(VAddr address, s32 num_to_wake) {
+ResultCode AddressArbiter::SignalToAddress(VAddr address, SignalType type, s32 value,
+ s32 num_to_wake) {
+ switch (type) {
+ case SignalType::Signal:
+ return SignalToAddressOnly(address, num_to_wake);
+ case SignalType::IncrementAndSignalIfEqual:
+ return IncrementAndSignalToAddressIfEqual(address, value, num_to_wake);
+ case SignalType::ModifyByWaitingCountAndSignalIfEqual:
+ return ModifyByWaitingCountAndSignalToAddressIfEqual(address, value, num_to_wake);
+ default:
+ return ERR_INVALID_ENUM_VALUE;
+ }
+}
+
+ResultCode AddressArbiter::SignalToAddressOnly(VAddr address, s32 num_to_wake) {
const std::vector<SharedPtr<Thread>> waiting_threads = GetThreadsWaitingOnAddress(address);
WakeThreads(waiting_threads, num_to_wake);
return RESULT_SUCCESS;
@@ -60,7 +74,7 @@ ResultCode AddressArbiter::IncrementAndSignalToAddressIfEqual(VAddr address, s32
}
Memory::Write32(address, static_cast<u32>(value + 1));
- return SignalToAddress(address, num_to_wake);
+ return SignalToAddressOnly(address, num_to_wake);
}
ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr address, s32 value,
diff --git a/src/core/hle/kernel/address_arbiter.h b/src/core/hle/kernel/address_arbiter.h
index ebda75b2a..801ab6dab 100644
--- a/src/core/hle/kernel/address_arbiter.h
+++ b/src/core/hle/kernel/address_arbiter.h
@@ -40,8 +40,15 @@ public:
AddressArbiter(AddressArbiter&&) = default;
AddressArbiter& operator=(AddressArbiter&&) = delete;
+ /// Signals an address being waited on with a particular signaling type.
+ ResultCode SignalToAddress(VAddr address, SignalType type, s32 value, s32 num_to_wake);
+
+ /// Waits on an address with a particular arbitration type.
+ ResultCode WaitForAddress(VAddr address, ArbitrationType type, s32 value, s64 timeout_ns);
+
+private:
/// Signals an address being waited on.
- ResultCode SignalToAddress(VAddr address, s32 num_to_wake);
+ ResultCode SignalToAddressOnly(VAddr address, s32 num_to_wake);
/// Signals an address being waited on and increments its value if equal to the value argument.
ResultCode IncrementAndSignalToAddressIfEqual(VAddr address, s32 value, s32 num_to_wake);
@@ -51,10 +58,6 @@ public:
ResultCode ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr address, s32 value,
s32 num_to_wake);
- /// Waits on an address with a particular arbitration type.
- ResultCode WaitForAddress(VAddr address, ArbitrationType type, s32 value, s64 timeout_ns);
-
-private:
/// Waits on an address if the value passed is less than the argument value,
/// optionally decrementing.
ResultCode WaitForAddressIfLessThan(VAddr address, s32 value, s64 timeout,
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 82ceb235c..d44def658 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -1499,22 +1499,9 @@ static ResultCode SignalToAddress(VAddr address, u32 type, s32 value, s32 num_to
return ERR_INVALID_ADDRESS;
}
+ const auto signal_type = static_cast<AddressArbiter::SignalType>(type);
auto& address_arbiter = Core::System::GetInstance().Kernel().AddressArbiter();
- switch (static_cast<AddressArbiter::SignalType>(type)) {
- case AddressArbiter::SignalType::Signal:
- return address_arbiter.SignalToAddress(address, num_to_wake);
- case AddressArbiter::SignalType::IncrementAndSignalIfEqual:
- return address_arbiter.IncrementAndSignalToAddressIfEqual(address, value, num_to_wake);
- case AddressArbiter::SignalType::ModifyByWaitingCountAndSignalIfEqual:
- return address_arbiter.ModifyByWaitingCountAndSignalToAddressIfEqual(address, value,
- num_to_wake);
- default:
- LOG_ERROR(Kernel_SVC,
- "Invalid signal type, expected Signal, IncrementAndSignalIfEqual "
- "or ModifyByWaitingCountAndSignalIfEqual but got {}",
- type);
- return ERR_INVALID_ENUM_VALUE;
- }
+ return address_arbiter.SignalToAddress(address, signal_type, value, num_to_wake);
}
/// This returns the total CPU ticks elapsed since the CPU was powered-on