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author | Subv <subv2112@gmail.com> | 2014-12-04 20:45:47 +0100 |
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committer | Subv <subv2112@gmail.com> | 2015-01-09 03:22:14 +0100 |
commit | 07044651ef2644451dc4f78045856ad078cb69fe (patch) | |
tree | 50113ade759854c60c0e91864f27f2f680993e84 /src/core/hle | |
parent | Merge pull request #425 from Subv/coretiming (diff) | |
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Diffstat (limited to 'src/core/hle')
-rw-r--r-- | src/core/hle/function_wrappers.h | 6 | ||||
-rw-r--r-- | src/core/hle/kernel/kernel.cpp | 4 | ||||
-rw-r--r-- | src/core/hle/kernel/kernel.h | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/thread.h | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/timer.cpp | 142 | ||||
-rw-r--r-- | src/core/hle/kernel/timer.h | 47 | ||||
-rw-r--r-- | src/core/hle/svc.cpp | 36 |
7 files changed, 232 insertions, 5 deletions
diff --git a/src/core/hle/function_wrappers.h b/src/core/hle/function_wrappers.h index 0f822f84b..8eb4f252b 100644 --- a/src/core/hle/function_wrappers.h +++ b/src/core/hle/function_wrappers.h @@ -135,6 +135,12 @@ template<s32 func(u32*, u32, u32, u32, u32)> void Wrap() { FuncReturn(retval); } +template<s32 func(u32, s64, s64)> void Wrap() { + s64 param1 = ((u64)PARAM(3) << 32) | PARAM(2); + s64 param2 = ((u64)PARAM(4) << 32) | PARAM(1); + FuncReturn(func(PARAM(0), param1, param2)); +} + //////////////////////////////////////////////////////////////////////////////////////////////////// // Function wrappers that return type u32 diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index e59ed1b57..084fd03ae 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -9,6 +9,7 @@ #include "core/core.h" #include "core/hle/kernel/kernel.h" #include "core/hle/kernel/thread.h" +#include "core/hle/kernel/timer.h" namespace Kernel { @@ -105,12 +106,13 @@ void HandleTable::Clear() { /// Initialize the kernel void Init() { Kernel::ThreadingInit(); + Kernel::TimersInit(); } /// Shutdown the kernel void Shutdown() { Kernel::ThreadingShutdown(); - + Kernel::TimersShutdown(); g_handle_table.Clear(); // Free all kernel objects } diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h index 7f86fd07d..3e381d776 100644 --- a/src/core/hle/kernel/kernel.h +++ b/src/core/hle/kernel/kernel.h @@ -39,6 +39,7 @@ enum class HandleType : u32 { Process = 8, AddressArbiter = 9, Semaphore = 10, + Timer = 11 }; enum { diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h index 0e1397cd9..81736a866 100644 --- a/src/core/hle/kernel/thread.h +++ b/src/core/hle/kernel/thread.h @@ -43,6 +43,7 @@ enum WaitType { WAITTYPE_MUTEX, WAITTYPE_SYNCH, WAITTYPE_ARB, + WAITTYPE_TIMER, }; namespace Kernel { diff --git a/src/core/hle/kernel/timer.cpp b/src/core/hle/kernel/timer.cpp new file mode 100644 index 000000000..7ac669e31 --- /dev/null +++ b/src/core/hle/kernel/timer.cpp @@ -0,0 +1,142 @@ +// Copyright 2015 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <set> + +#include "common/common.h" + +#include "core/core_timing.h" +#include "core/hle/kernel/kernel.h" +#include "core/hle/kernel/timer.h" +#include "core/hle/kernel/thread.h" + +namespace Kernel { + +class Timer : public Object { +public: + std::string GetTypeName() const override { return "Timer"; } + std::string GetName() const override { return name; } + + static const HandleType HANDLE_TYPE = HandleType::Timer; + HandleType GetHandleType() const override { return HANDLE_TYPE; } + + ResetType reset_type; ///< The ResetType of this timer + + bool signaled; ///< Whether the timer has been signaled or not + std::set<Handle> waiting_threads; ///< Threads that are waiting for the timer + std::string name; ///< Name of timer (optional) + + u64 initial_delay; ///< The delay until the timer fires for the first time + u64 interval_delay; ///< The delay until the timer fires after the first time + + ResultVal<bool> WaitSynchronization() override { + bool wait = !signaled; + if (wait) { + waiting_threads.insert(GetCurrentThreadHandle()); + Kernel::WaitCurrentThread(WAITTYPE_TIMER, GetHandle()); + } + return MakeResult<bool>(wait); + } +}; + +/** + * Creates a timer. + * @param handle Reference to handle for the newly created timer + * @param reset_type ResetType describing how to create timer + * @param name Optional name of timer + * @return Newly created Timer object + */ +Timer* CreateTimer(Handle& handle, const ResetType reset_type, const std::string& name) { + Timer* timer = new Timer; + + handle = Kernel::g_handle_table.Create(timer).ValueOr(INVALID_HANDLE); + + timer->reset_type = reset_type; + timer->signaled = false; + timer->name = name; + timer->initial_delay = 0; + timer->interval_delay = 0; + return timer; +} + +ResultCode CreateTimer(Handle* handle, const ResetType reset_type, const std::string& name) { + CreateTimer(*handle, reset_type, name); + return RESULT_SUCCESS; +} + +ResultCode ClearTimer(Handle handle) { + Timer* timer = Kernel::g_handle_table.Get<Timer>(handle); + + if (timer == nullptr) + return InvalidHandle(ErrorModule::Kernel); + + timer->signaled = false; + return RESULT_SUCCESS; +} + +/// The event type of the generic timer callback event +static int TimerCallbackEventType = -1; + +/// The timer callback event, called when a timer is fired +static void TimerCallback(u64 timer_handle, int cycles_late) { + Timer* timer = Kernel::g_handle_table.Get<Timer>(timer_handle); + + if (timer == nullptr) { + LOG_CRITICAL(Kernel, "Callback fired for invalid timer %u", timer_handle); + return; + } + + LOG_TRACE(Kernel, "Timer %u fired", timer_handle); + + timer->signaled = true; + + // Resume all waiting threads + for (Handle thread : timer->waiting_threads) + ResumeThreadFromWait(thread); + + timer->waiting_threads.clear(); + + if (timer->reset_type == RESETTYPE_ONESHOT) + timer->signaled = false; + + if (timer->interval_delay != 0) { + // Reschedule the timer with the interval delay + u64 interval_microseconds = timer->interval_delay / 1000; + CoreTiming::ScheduleEvent(usToCycles(interval_microseconds) - cycles_late, + TimerCallbackEventType, timer_handle); + } +} + +ResultCode SetTimer(Handle handle, s64 initial, s64 interval) { + Timer* timer = Kernel::g_handle_table.Get<Timer>(handle); + + if (timer == nullptr) + return InvalidHandle(ErrorModule::Kernel); + + timer->initial_delay = initial; + timer->interval_delay = interval; + + u64 initial_microseconds = initial / 1000; + CoreTiming::ScheduleEvent(usToCycles(initial_microseconds), TimerCallbackEventType, handle); + return RESULT_SUCCESS; +} + +ResultCode CancelTimer(Handle handle) { + Timer* timer = Kernel::g_handle_table.Get<Timer>(handle); + + if (timer == nullptr) + return InvalidHandle(ErrorModule::Kernel); + + CoreTiming::UnscheduleEvent(TimerCallbackEventType, handle); + return RESULT_SUCCESS; +} + +void TimersInit() { + TimerCallbackEventType = CoreTiming::RegisterEvent("TimerCallback", TimerCallback); +} + +void TimersShutdown() { +} + +} // namespace diff --git a/src/core/hle/kernel/timer.h b/src/core/hle/kernel/timer.h new file mode 100644 index 000000000..f8aa66b60 --- /dev/null +++ b/src/core/hle/kernel/timer.h @@ -0,0 +1,47 @@ +// Copyright 2015 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" + +#include "core/hle/kernel/kernel.h" +#include "core/hle/svc.h" + +namespace Kernel { + +/** + * Cancels a timer + * @param handle Handle of the timer to cancel + */ +ResultCode CancelTimer(Handle handle); + +/** + * Starts a timer with the specified initial delay and interval + * @param handle Handle of the timer to start + * @param initial Delay until the timer is first fired + * @param interval Delay until the timer is fired after the first time + */ +ResultCode SetTimer(Handle handle, s64 initial, s64 interval); + +/** + * Clears a timer + * @param handle Handle of the timer to clear + */ +ResultCode ClearTimer(Handle handle); + +/** + * Creates a timer + * @param Handle to newly created Timer object + * @param reset_type ResetType describing how to create the timer + * @param name Optional name of timer + * @return ResultCode of the error + */ +ResultCode CreateTimer(Handle* handle, const ResetType reset_type, const std::string& name="Unknown"); + +/// Initializes the required variables for timers +void TimersInit(); +/// Tears down the timer variables +void TimersShutdown(); +} // namespace diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp index c25409a9f..0cf3de75c 100644 --- a/src/core/hle/svc.cpp +++ b/src/core/hle/svc.cpp @@ -15,6 +15,7 @@ #include "core/hle/kernel/semaphore.h" #include "core/hle/kernel/shared_memory.h" #include "core/hle/kernel/thread.h" +#include "core/hle/kernel/timer.h" #include "core/hle/function_wrappers.h" #include "core/hle/result.h" @@ -139,6 +140,7 @@ static Result WaitSynchronization1(Handle handle, s64 nano_seconds) { /// Wait for the given handles to synchronize, timeout after the specified nanoseconds static Result WaitSynchronizationN(s32* out, Handle* handles, s32 handle_count, bool wait_all, s64 nano_seconds) { + // TODO(bunnei): Do something with nano_seconds, currently ignoring this bool unlock_all = true; bool wait_infinite = (nano_seconds == -1); // Used to wait until a thread has terminated @@ -338,6 +340,32 @@ static Result ClearEvent(Handle evt) { return Kernel::ClearEvent(evt).raw; } +/// Creates a timer +static Result CreateTimer(Handle* handle, u32 reset_type) { + ResultCode res = Kernel::CreateTimer(handle, static_cast<ResetType>(reset_type)); + LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X", + reset_type, *handle); + return res.raw; +} + +/// Clears a timer +static Result ClearTimer(Handle handle) { + LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle); + return Kernel::ClearTimer(handle).raw; +} + +/// Starts a timer +static Result SetTimer(Handle handle, s64 initial, s64 interval) { + LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle); + return Kernel::SetTimer(handle, initial, interval).raw; +} + +/// Cancels a timer +static Result CancelTimer(Handle handle) { + LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle); + return Kernel::CancelTimer(handle).raw; +} + /// Sleep the current thread static void SleepThread(s64 nanoseconds) { LOG_TRACE(Kernel_SVC, "called nanoseconds=%lld", nanoseconds); @@ -391,10 +419,10 @@ const HLE::FunctionDef SVC_Table[] = { {0x17, HLE::Wrap<CreateEvent>, "CreateEvent"}, {0x18, HLE::Wrap<SignalEvent>, "SignalEvent"}, {0x19, HLE::Wrap<ClearEvent>, "ClearEvent"}, - {0x1A, nullptr, "CreateTimer"}, - {0x1B, nullptr, "SetTimer"}, - {0x1C, nullptr, "CancelTimer"}, - {0x1D, nullptr, "ClearTimer"}, + {0x1A, HLE::Wrap<CreateTimer>, "CreateTimer"}, + {0x1B, HLE::Wrap<SetTimer>, "SetTimer"}, + {0x1C, HLE::Wrap<CancelTimer>, "CancelTimer"}, + {0x1D, HLE::Wrap<ClearTimer>, "ClearTimer"}, {0x1E, HLE::Wrap<CreateMemoryBlock>, "CreateMemoryBlock"}, {0x1F, HLE::Wrap<MapMemoryBlock>, "MapMemoryBlock"}, {0x20, nullptr, "UnmapMemoryBlock"}, |