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kernel: remove relative task registration

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This commit is contained in:
Liam 2023-08-14 18:12:06 -04:00
parent 58a4c86797
commit 0bd9a4456c
11 changed files with 67 additions and 33 deletions
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9
src/core/hle/kernel/k_hardware_timer.h
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@ -19,13 +19,7 @@ public:
void Initialize();
void Finalize();
s64 GetCount() const {
return GetTick();
}
void RegisterTask(KTimerTask* task, s64 time_from_now) {
this->RegisterAbsoluteTask(task, GetTick() + time_from_now);
}
s64 GetTick() const;
void RegisterAbsoluteTask(KTimerTask* task, s64 task_time) {
KScopedDisableDispatch dd{m_kernel};
@ -42,7 +36,6 @@ private:
void EnableInterrupt(s64 wakeup_time);
void DisableInterrupt();
bool GetInterruptEnabled();
s64 GetTick() const;
void DoTask();
private:

11
src/core/hle/kernel/k_resource_limit.cpp
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@ -5,6 +5,7 @@
#include "common/overflow.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_resource_limit.h"
#include "core/hle/kernel/svc_results.h"
@ -15,9 +16,7 @@ KResourceLimit::KResourceLimit(KernelCore& kernel)
: KAutoObjectWithSlabHeapAndContainer{kernel}, m_lock{m_kernel}, m_cond_var{m_kernel} {}
KResourceLimit::~KResourceLimit() = default;
void KResourceLimit::Initialize(const Core::Timing::CoreTiming* core_timing) {
m_core_timing = core_timing;
}
void KResourceLimit::Initialize() {}
void KResourceLimit::Finalize() {}
@ -86,7 +85,7 @@ Result KResourceLimit::SetLimitValue(LimitableResource which, s64 value) {
}
bool KResourceLimit::Reserve(LimitableResource which, s64 value) {
return Reserve(which, value, m_core_timing->GetGlobalTimeNs().count() + DefaultTimeout);
return Reserve(which, value, m_kernel.HardwareTimer().GetTick() + DefaultTimeout);
}
bool KResourceLimit::Reserve(LimitableResource which, s64 value, s64 timeout) {
@ -117,7 +116,7 @@ bool KResourceLimit::Reserve(LimitableResource which, s64 value, s64 timeout) {
}
if (m_current_hints[index] + value <= m_limit_values[index] &&
(timeout < 0 || m_core_timing->GetGlobalTimeNs().count() < timeout)) {
(timeout < 0 || m_kernel.HardwareTimer().GetTick() < timeout)) {
m_waiter_count++;
m_cond_var.Wait(std::addressof(m_lock), timeout, false);
m_waiter_count--;
@ -154,7 +153,7 @@ void KResourceLimit::Release(LimitableResource which, s64 value, s64 hint) {
KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size) {
auto* resource_limit = KResourceLimit::Create(system.Kernel());
resource_limit->Initialize(std::addressof(system.CoreTiming()));
resource_limit->Initialize();
// Initialize default resource limit values.
// TODO(bunnei): These values are the system defaults, the limits for service processes are

3
src/core/hle/kernel/k_resource_limit.h
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@ -31,7 +31,7 @@ public:
explicit KResourceLimit(KernelCore& kernel);
~KResourceLimit() override;
void Initialize(const Core::Timing::CoreTiming* core_timing);
void Initialize();
void Finalize() override;
s64 GetLimitValue(LimitableResource which) const;
@ -57,7 +57,6 @@ private:
mutable KLightLock m_lock;
s32 m_waiter_count{};
KLightConditionVariable m_cond_var;
const Core::Timing::CoreTiming* m_core_timing{};
};
KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size);

2
src/core/hle/kernel/k_scoped_scheduler_lock_and_sleep.h
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@ -28,7 +28,7 @@ public:
~KScopedSchedulerLockAndSleep() {
// Register the sleep.
if (m_timeout_tick > 0) {
m_timer->RegisterTask(m_thread, m_timeout_tick);
m_timer->RegisterAbsoluteTask(m_thread, m_timeout_tick);
}
// Unlock the scheduler.

2
src/core/hle/kernel/kernel.cpp
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@ -231,7 +231,7 @@ struct KernelCore::Impl {
void InitializeSystemResourceLimit(KernelCore& kernel,
const Core::Timing::CoreTiming& core_timing) {
system_resource_limit = KResourceLimit::Create(system.Kernel());
system_resource_limit->Initialize(&core_timing);
system_resource_limit->Initialize();
KResourceLimit::Register(kernel, system_resource_limit);
const auto sizes{memory_layout->GetTotalAndKernelMemorySizes()};

3
src/core/hle/kernel/svc/svc_address_arbiter.cpp
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@ -2,6 +2,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/core.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_memory_layout.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/kernel.h"
@ -52,7 +53,7 @@ Result WaitForAddress(Core::System& system, u64 address, ArbitrationType arb_typ
if (timeout_ns > 0) {
const s64 offset_tick(timeout_ns);
if (offset_tick > 0) {
timeout = offset_tick + 2;
timeout = system.Kernel().HardwareTimer().GetTick() + offset_tick + 2;
if (timeout <= 0) {
timeout = std::numeric_limits<s64>::max();
}

3
src/core/hle/kernel/svc/svc_condition_variable.cpp
View File

@ -2,6 +2,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/core.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_memory_layout.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/kernel.h"
@ -25,7 +26,7 @@ Result WaitProcessWideKeyAtomic(Core::System& system, u64 address, u64 cv_key, u
if (timeout_ns > 0) {
const s64 offset_tick(timeout_ns);
if (offset_tick > 0) {
timeout = offset_tick + 2;
timeout = system.Kernel().HardwareTimer().GetTick() + offset_tick + 2;
if (timeout <= 0) {
timeout = std::numeric_limits<s64>::max();
}

20
src/core/hle/kernel/svc/svc_ipc.cpp
View File

@ -5,6 +5,7 @@
#include "common/scratch_buffer.h"
#include "core/core.h"
#include "core/hle/kernel/k_client_session.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_server_session.h"
#include "core/hle/kernel/svc.h"
@ -82,12 +83,29 @@ Result ReplyAndReceive(Core::System& system, s32* out_index, uint64_t handles_ad
R_TRY(session->SendReply());
}
// Convert the timeout from nanoseconds to ticks.
// NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
s64 timeout;
if (timeout_ns > 0) {
const s64 offset_tick(timeout_ns);
if (offset_tick > 0) {
timeout = kernel.HardwareTimer().GetTick() + offset_tick + 2;
if (timeout <= 0) {
timeout = std::numeric_limits<s64>::max();
}
} else {
timeout = std::numeric_limits<s64>::max();
}
} else {
timeout = timeout_ns;
}
// Wait for a message.
while (true) {
// Wait for an object.
s32 index;
Result result = KSynchronizationObject::Wait(kernel, std::addressof(index), objs.data(),
num_handles, timeout_ns);
num_handles, timeout);
if (result == ResultTimedOut) {
R_RETURN(result);
}

2
src/core/hle/kernel/svc/svc_resource_limit.cpp
View File

@ -21,7 +21,7 @@ Result CreateResourceLimit(Core::System& system, Handle* out_handle) {
SCOPE_EXIT({ resource_limit->Close(); });
// Initialize the resource limit.
resource_limit->Initialize(std::addressof(system.CoreTiming()));
resource_limit->Initialize();
// Register the limit.
KResourceLimit::Register(kernel, resource_limit);

16
src/core/hle/kernel/svc/svc_synchronization.cpp
View File

@ -4,6 +4,7 @@
#include "common/scope_exit.h"
#include "common/scratch_buffer.h"
#include "core/core.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/svc.h"
@ -83,9 +84,20 @@ Result WaitSynchronization(Core::System& system, int32_t* out_index, u64 user_ha
}
});
// Convert the timeout from nanoseconds to ticks.
s64 timeout;
if (timeout_ns > 0) {
u64 ticks = kernel.HardwareTimer().GetTick();
ticks += timeout_ns;
ticks += 2;
timeout = ticks;
} else {
timeout = timeout_ns;
}
// Wait on the objects.
Result res =
KSynchronizationObject::Wait(kernel, out_index, objs.data(), num_handles, timeout_ns);
Result res = KSynchronizationObject::Wait(kernel, out_index, objs.data(), num_handles, timeout);
R_SUCCEED_IF(res == ResultSessionClosed);
R_RETURN(res);

29
src/core/hle/kernel/svc/svc_thread.cpp
View File

@ -4,6 +4,7 @@
#include "common/scope_exit.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/k_hardware_timer.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_scoped_resource_reservation.h"
#include "core/hle/kernel/k_thread.h"
@ -42,9 +43,9 @@ Result CreateThread(Core::System& system, Handle* out_handle, u64 entry_point, u
R_UNLESS(process.CheckThreadPriority(priority), ResultInvalidPriority);
// Reserve a new thread from the process resource limit (waiting up to 100ms).
KScopedResourceReservation thread_reservation(
std::addressof(process), LimitableResource::ThreadCountMax, 1,
system.CoreTiming().GetGlobalTimeNs().count() + 100000000);
KScopedResourceReservation thread_reservation(std::addressof(process),
LimitableResource::ThreadCountMax, 1,
kernel.HardwareTimer().GetTick() + 100000000);
R_UNLESS(thread_reservation.Succeeded(), ResultLimitReached);
// Create the thread.
@ -102,20 +103,31 @@ void ExitThread(Core::System& system) {
}
/// Sleep the current thread
void SleepThread(Core::System& system, s64 nanoseconds) {
void SleepThread(Core::System& system, s64 ns) {
auto& kernel = system.Kernel();
const auto yield_type = static_cast<Svc::YieldType>(nanoseconds);
const auto yield_type = static_cast<Svc::YieldType>(ns);
LOG_TRACE(Kernel_SVC, "called nanoseconds={}", nanoseconds);
LOG_TRACE(Kernel_SVC, "called nanoseconds={}", ns);
// When the input tick is positive, sleep.
if (nanoseconds > 0) {
if (ns > 0) {
// Convert the timeout from nanoseconds to ticks.
// NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
s64 timeout;
const s64 offset_tick(ns);
if (offset_tick > 0) {
timeout = kernel.HardwareTimer().GetTick() + offset_tick + 2;
if (timeout <= 0) {
timeout = std::numeric_limits<s64>::max();
}
} else {
timeout = std::numeric_limits<s64>::max();
}
// Sleep.
// NOTE: Nintendo does not check the result of this sleep.
static_cast<void>(GetCurrentThread(kernel).Sleep(nanoseconds));
static_cast<void>(GetCurrentThread(kernel).Sleep(timeout));
} else if (yield_type == Svc::YieldType::WithoutCoreMigration) {
KScheduler::YieldWithoutCoreMigration(kernel);
} else if (yield_type == Svc::YieldType::WithCoreMigration) {
@ -124,7 +136,6 @@ void SleepThread(Core::System& system, s64 nanoseconds) {
KScheduler::YieldToAnyThread(kernel);
} else {
// Nintendo does nothing at all if an otherwise invalid value is passed.
ASSERT_MSG(false, "Unimplemented sleep yield type '{:016X}'!", nanoseconds);
}
}