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Kernel: Convert AddressArbiter to not use Handles

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This commit is contained in:
Yuri Kunde Schlesner 2015-01-11 14:46:49 -02:00
parent d9b19be1d9
commit 38e7122f23
3 changed files with 55 additions and 38 deletions
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39
src/core/hle/kernel/address_arbiter.cpp
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@ -15,25 +15,18 @@
namespace Kernel { namespace Kernel {
class AddressArbiter : public Object { ResultVal<SharedPtr<AddressArbiter>> AddressArbiter::Create(std::string name) {
public: SharedPtr<AddressArbiter> address_arbiter(new AddressArbiter);
std::string GetTypeName() const override { return "Arbiter"; } // TOOD(yuriks): Don't create Handle (see Thread::Create())
std::string GetName() const override { return name; } CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(address_arbiter));
static const HandleType HANDLE_TYPE = HandleType::AddressArbiter; address_arbiter->name = std::move(name);
HandleType GetHandleType() const override { return HANDLE_TYPE; }
std::string name; ///< Name of address arbiter object (optional) return MakeResult<SharedPtr<AddressArbiter>>(std::move(address_arbiter));
}; }
////////////////////////////////////////////////////////////////////////////////////////////////////
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value, u64 nanoseconds) {
AddressArbiter* object = Kernel::g_handle_table.Get<AddressArbiter>(handle).get();
if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel);
ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address, s32 value,
u64 nanoseconds) {
switch (type) { switch (type) {
// Signal thread(s) waiting for arbitrate address... // Signal thread(s) waiting for arbitrate address...
@ -91,18 +84,4 @@ ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s3
return RESULT_SUCCESS; return RESULT_SUCCESS;
} }
static AddressArbiter* CreateAddressArbiter(Handle& handle, const std::string& name) {
AddressArbiter* address_arbiter = new AddressArbiter;
// TOOD(yuriks): Fix error reporting
handle = Kernel::g_handle_table.Create(address_arbiter).ValueOr(INVALID_HANDLE);
address_arbiter->name = name;
return address_arbiter;
}
Handle CreateAddressArbiter(const std::string& name) {
Handle handle;
CreateAddressArbiter(handle, name);
return handle;
}
} // namespace Kernel } // namespace Kernel

24
src/core/hle/kernel/address_arbiter.h
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@ -26,8 +26,28 @@ enum class ArbitrationType : u32 {
DecrementAndWaitIfLessThanWithTimeout, DecrementAndWaitIfLessThanWithTimeout,
}; };
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value, u64 nanoseconds); class AddressArbiter : public Object {
public:
/**
* Creates an address arbiter.
*
* @param name Optional name used for debugging.
* @returns The created AddressArbiter.
*/
static ResultVal<SharedPtr<AddressArbiter>> Create(std::string name = "Unknown");
Handle CreateAddressArbiter(const std::string& name = "Unknown"); std::string GetTypeName() const override { return "Arbiter"; }
std::string GetName() const override { return name; }
static const HandleType HANDLE_TYPE = HandleType::AddressArbiter;
HandleType GetHandleType() const override { return HANDLE_TYPE; }
std::string name; ///< Name of address arbiter object (optional)
ResultCode ArbitrateAddress(ArbitrationType type, VAddr address, s32 value, u64 nanoseconds);
private:
AddressArbiter() = default;
};
} // namespace FileSys } // namespace FileSys

30
src/core/hle/svc.cpp
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@ -247,16 +247,34 @@ static Result WaitSynchronizationN(s32* out, Handle* handles, s32 handle_count,
/// Create an address arbiter (to allocate access to shared resources) /// Create an address arbiter (to allocate access to shared resources)
static Result CreateAddressArbiter(u32* arbiter) { static Result CreateAddressArbiter(u32* arbiter) {
Handle handle = Kernel::CreateAddressArbiter(); using Kernel::AddressArbiter;
*arbiter = handle;
return 0; ResultVal<SharedPtr<AddressArbiter>> arbiter_res = AddressArbiter::Create();
if (arbiter_res.Failed())
return arbiter_res.Code().raw;
ResultVal<Handle> handle_res = Kernel::g_handle_table.Create(*arbiter_res);
if (handle_res.Failed())
return handle_res.Code().raw;
LOG_TRACE(Kernel_SVC, "returned handle=0x%08X", *handle_res);
*arbiter = *handle_res;
return RESULT_SUCCESS.raw;
} }
/// Arbitrate address /// Arbitrate address
static Result ArbitrateAddress(Handle arbiter, u32 address, u32 type, u32 value, s64 nanoseconds) { static Result ArbitrateAddress(Handle handle, u32 address, u32 type, u32 value, s64 nanoseconds) {
LOG_TRACE(Kernel_SVC, "called handle=0x%08X, address=0x%08X, type=0x%08X, value=0x%08X", arbiter, using Kernel::AddressArbiter;
LOG_TRACE(Kernel_SVC, "called handle=0x%08X, address=0x%08X, type=0x%08X, value=0x%08X", handle,
address, type, value); address, type, value);
return Kernel::ArbitrateAddress(arbiter, static_cast<Kernel::ArbitrationType>(type),
SharedPtr<AddressArbiter> arbiter = Kernel::g_handle_table.Get<AddressArbiter>(handle);
if (arbiter == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;
return arbiter->ArbitrateAddress(static_cast<Kernel::ArbitrationType>(type),
address, value, nanoseconds).raw; address, value, nanoseconds).raw;
} }