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kern: SvcUnmapPhysicalMemory, cleanup thread pinning

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This commit is contained in:
Michael Scire 2020-07-24 15:44:16 -07:00 • committed by SciresM
parent cbecda2a27
commit 1b9acc4a6a
10 changed files with 248 additions and 24 deletions
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9
libraries/libmesosphere/include/mesosphere/kern_k_current_context.hpp
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@ -30,6 +30,7 @@ namespace ams::kern {
KInterruptTaskManager *interrupt_task_manager;
s32 core_id;
void *exception_stack_top;
ams::svc::ThreadLocalRegion *tlr;
};
static_assert(std::is_standard_layout<KCurrentContext>::value && std::is_trivially_destructible<KCurrentContext>::value);
static_assert(sizeof(KCurrentContext) <= cpu::DataCacheLineSize);
@ -80,6 +81,10 @@ namespace ams::kern {
return impl::GetCurrentContext().core_id;
}
ALWAYS_INLINE ams::svc::ThreadLocalRegion *GetCurrentThreadLocalRegion() {
return impl::GetCurrentContext().tlr;
}
ALWAYS_INLINE void SetCurrentThread(KThread *new_thread) {
impl::GetCurrentContext().current_thread = new_thread;
}
@ -88,4 +93,8 @@ namespace ams::kern {
impl::GetCurrentContext().current_process = new_process;
}
ALWAYS_INLINE void SetCurrentThreadLocalRegion(void *address) {
impl::GetCurrentContext().tlr = static_cast<ams::svc::ThreadLocalRegion *>(address);
}
}

4
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
View file

@ -197,7 +197,7 @@ namespace ams::kern {
bool LeaveUserException();
bool ReleaseUserException(KThread *thread);
KThread *GetPreemptionStatePinnedThread(s32 core_id) const {
KThread *GetPinnedThread(s32 core_id) const {
MESOSPHERE_ASSERT(0 <= core_id && core_id < static_cast<s32>(cpu::NumCores));
return this->pinned_threads[core_id];
}
@ -269,7 +269,7 @@ namespace ams::kern {
Result SetActivity(ams::svc::ProcessActivity activity);
void SetPreemptionState();
void PinCurrentThread();
Result SignalToAddress(KProcessAddress address) {
return this->cond_var.SignalToAddress(address);

5
libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
View file

@ -421,8 +421,9 @@ namespace ams::kern {
constexpr KSynchronizationObject **GetSynchronizationObjectBuffer() { return std::addressof(this->sync_object_buffer.sync_objects[0]); }
constexpr ams::svc::Handle *GetHandleBuffer() { return std::addressof(this->sync_object_buffer.handles[sizeof(this->sync_object_buffer.sync_objects) / sizeof(ams::svc::Handle) - ams::svc::ArgumentHandleCountMax]); }
constexpr u16 GetUserPreemptionState() const { return *GetPointer<u16>(this->tls_address + 0x100); }
constexpr void SetKernelPreemptionState(u16 state) const { *GetPointer<u16>(this->tls_address + 0x100 + sizeof(u16)) = state; }
u16 GetUserDisableCount() const { return static_cast<ams::svc::ThreadLocalRegion *>(this->tls_heap_address)->disable_count; }
void SetInterruptFlag() const { static_cast<ams::svc::ThreadLocalRegion *>(this->tls_heap_address)->interrupt_flag = 1; }
void ClearInterruptFlag() const { static_cast<ams::svc::ThreadLocalRegion *>(this->tls_heap_address)->interrupt_flag = 0; }
constexpr void SetDebugAttached() { this->debug_attached = true; }
constexpr bool IsAttachedToDebugger() const { return this->debug_attached; }