core: Implement multicore support.

This commit is contained in:
bunnei 2018-05-02 22:36:51 -04:00
parent 9776ff9179
commit a434fdcb10
13 changed files with 113 additions and 78 deletions

View file

@ -485,22 +485,28 @@ static void ExitProcess() {
Core::CurrentProcess()->status = ProcessStatus::Exited;
// Stop all the process threads that are currently waiting for objects.
auto& thread_list = Core::System::GetInstance().Scheduler().GetThreadList();
for (auto& thread : thread_list) {
if (thread->owner_process != Core::CurrentProcess())
continue;
auto stop_threads = [](const std::vector<SharedPtr<Thread>>& thread_list) {
for (auto& thread : thread_list) {
if (thread->owner_process != Core::CurrentProcess())
continue;
if (thread == GetCurrentThread())
continue;
if (thread == GetCurrentThread())
continue;
// TODO(Subv): When are the other running/ready threads terminated?
ASSERT_MSG(thread->status == THREADSTATUS_WAIT_SYNCH_ANY ||
thread->status == THREADSTATUS_WAIT_SYNCH_ALL,
"Exiting processes with non-waiting threads is currently unimplemented");
// TODO(Subv): When are the other running/ready threads terminated?
ASSERT_MSG(thread->status == THREADSTATUS_WAIT_SYNCH_ANY ||
thread->status == THREADSTATUS_WAIT_SYNCH_ALL,
"Exiting processes with non-waiting threads is currently unimplemented");
thread->Stop();
}
thread->Stop();
}
};
auto& system = Core::System::GetInstance();
stop_threads(system.Scheduler(0)->GetThreadList());
stop_threads(system.Scheduler(1)->GetThreadList());
stop_threads(system.Scheduler(2)->GetThreadList());
stop_threads(system.Scheduler(3)->GetThreadList());
// Kill the current thread
GetCurrentThread()->Stop();
@ -530,14 +536,9 @@ static ResultCode CreateThread(Handle* out_handle, VAddr entry_point, u64 arg, V
switch (processor_id) {
case THREADPROCESSORID_0:
break;
case THREADPROCESSORID_1:
case THREADPROCESSORID_2:
case THREADPROCESSORID_3:
// TODO(bunnei): Implement support for other processor IDs
NGLOG_ERROR(Kernel_SVC,
"Newly created thread must run in another thread ({}), unimplemented.",
processor_id);
break;
default:
ASSERT_MSG(false, "Unsupported thread processor ID: {}", processor_id);
@ -576,7 +577,7 @@ static ResultCode StartThread(Handle thread_handle) {
/// Called when a thread exits
static void ExitThread() {
NGLOG_TRACE(Kernel_SVC, "called, pc=0x{:08X}", Core::CPU().GetPC());
NGLOG_TRACE(Kernel_SVC, "called, pc=0x{:08X}", Core::CurrentArmInterface().GetPC());
ExitCurrentThread();
Core::System::GetInstance().PrepareReschedule();
@ -588,7 +589,7 @@ static void SleepThread(s64 nanoseconds) {
// Don't attempt to yield execution if there are no available threads to run,
// this way we avoid a useless reschedule to the idle thread.
if (nanoseconds == 0 && !Core::System::GetInstance().Scheduler().HaveReadyThreads())
if (nanoseconds == 0 && !Core::System::GetInstance().CurrentScheduler().HaveReadyThreads())
return;
// Sleep current thread and check for next thread to schedule
@ -634,7 +635,7 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
condition_variable_addr, target);
u32 processed = 0;
auto& thread_list = Core::System::GetInstance().Scheduler().GetThreadList();
auto& thread_list = Core::System::GetInstance().CurrentScheduler().GetThreadList();
for (auto& thread : thread_list) {
if (thread->condvar_wait_address != condition_variable_addr)

View file

@ -13,14 +13,14 @@
namespace Kernel {
#define PARAM(n) Core::CPU().GetReg(n)
#define PARAM(n) Core::CurrentArmInterface().GetReg(n)
/**
* HLE a function return from the current ARM userland process
* @param res Result to return
*/
static inline void FuncReturn(u64 res) {
Core::CPU().SetReg(0, res);
Core::CurrentArmInterface().SetReg(0, res);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -45,7 +45,7 @@ template <ResultCode func(u32*, u32)>
void SvcWrap() {
u32 param_1 = 0;
u32 retval = func(&param_1, (u32)PARAM(1)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -53,7 +53,7 @@ template <ResultCode func(u32*, u64)>
void SvcWrap() {
u32 param_1 = 0;
u32 retval = func(&param_1, PARAM(1)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -66,7 +66,7 @@ template <ResultCode func(u64*, u64)>
void SvcWrap() {
u64 param_1 = 0;
u32 retval = func(&param_1, PARAM(1)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -85,8 +85,8 @@ void SvcWrap() {
u32 param_1 = 0;
u64 param_2 = 0;
ResultCode retval = func((u32)(PARAM(2) & 0xFFFFFFFF), &param_1, &param_2);
Core::CPU().SetReg(1, param_1);
Core::CPU().SetReg(2, param_2);
Core::CurrentArmInterface().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(2, param_2);
FuncReturn(retval.raw);
}
@ -120,7 +120,7 @@ template <ResultCode func(u32*, u64, u64, s64)>
void SvcWrap() {
u32 param_1 = 0;
ResultCode retval = func(&param_1, PARAM(1), (u32)(PARAM(2) & 0xFFFFFFFF), (s64)PARAM(3));
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval.raw);
}
@ -133,7 +133,7 @@ template <ResultCode func(u64*, u64, u64, u64)>
void SvcWrap() {
u64 param_1 = 0;
u32 retval = func(&param_1, PARAM(1), PARAM(2), PARAM(3)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -143,7 +143,7 @@ void SvcWrap() {
u32 retval =
func(&param_1, PARAM(1), PARAM(2), PARAM(3), (u32)PARAM(4), (s32)(PARAM(5) & 0xFFFFFFFF))
.raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -166,7 +166,7 @@ template <ResultCode func(u32*, u64, u64, u32)>
void SvcWrap() {
u32 param_1 = 0;
u32 retval = func(&param_1, PARAM(1), PARAM(2), (u32)(PARAM(3) & 0xFFFFFFFF)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}
@ -175,7 +175,7 @@ void SvcWrap() {
u32 param_1 = 0;
u32 retval =
func(&param_1, PARAM(1), (u32)(PARAM(2) & 0xFFFFFFFF), (u32)(PARAM(3) & 0xFFFFFFFF)).raw;
Core::CPU().SetReg(1, param_1);
Core::CurrentArmInterface().SetReg(1, param_1);
FuncReturn(retval);
}

View file

@ -64,7 +64,7 @@ void Thread::Stop() {
// Clean up thread from ready queue
// This is only needed when the thread is termintated forcefully (SVC TerminateProcess)
if (status == THREADSTATUS_READY) {
Core::System::GetInstance().Scheduler().UnscheduleThread(this, current_priority);
scheduler->UnscheduleThread(this, current_priority);
}
status = THREADSTATUS_DEAD;
@ -92,7 +92,7 @@ void WaitCurrentThread_Sleep() {
void ExitCurrentThread() {
Thread* thread = GetCurrentThread();
thread->Stop();
Core::System::GetInstance().Scheduler().RemoveThread(thread);
Core::System::GetInstance().CurrentScheduler().RemoveThread(thread);
}
/**
@ -188,7 +188,7 @@ void Thread::ResumeFromWait() {
wakeup_callback = nullptr;
status = THREADSTATUS_READY;
Core::System::GetInstance().Scheduler().ScheduleThread(this, current_priority);
scheduler->ScheduleThread(this, current_priority);
Core::System::GetInstance().PrepareReschedule();
}
@ -259,8 +259,6 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
SharedPtr<Thread> thread(new Thread);
Core::System::GetInstance().Scheduler().AddThread(thread, priority);
thread->thread_id = NewThreadId();
thread->status = THREADSTATUS_DORMANT;
thread->entry_point = entry_point;
@ -275,6 +273,8 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
thread->name = std::move(name);
thread->callback_handle = wakeup_callback_handle_table.Create(thread).Unwrap();
thread->owner_process = owner_process;
thread->scheduler = Core::System().GetInstance().Scheduler(static_cast<size_t>(processor_id));
thread->scheduler->AddThread(thread, priority);
// Find the next available TLS index, and mark it as used
auto& tls_slots = owner_process->tls_slots;
@ -337,7 +337,7 @@ void Thread::SetPriority(u32 priority) {
}
void Thread::BoostPriority(u32 priority) {
Core::System::GetInstance().Scheduler().SetThreadPriority(this, priority);
scheduler->SetThreadPriority(this, priority);
current_priority = priority;
}
@ -406,7 +406,7 @@ void Thread::UpdatePriority() {
if (new_priority == current_priority)
return;
Core::System::GetInstance().Scheduler().SetThreadPriority(this, new_priority);
scheduler->SetThreadPriority(this, new_priority);
current_priority = new_priority;
@ -421,7 +421,7 @@ void Thread::UpdatePriority() {
* Gets the current thread
*/
Thread* GetCurrentThread() {
return Core::System::GetInstance().Scheduler().GetCurrentThread();
return Core::System::GetInstance().CurrentScheduler().GetCurrentThread();
}
void ThreadingInit() {

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@ -4,6 +4,7 @@
#pragma once
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
@ -56,6 +57,7 @@ enum class ThreadWakeupReason {
namespace Kernel {
class Process;
class Scheduler;
class Thread final : public WaitObject {
public:
@ -240,6 +242,8 @@ public:
// available. In case of a timeout, the object will be nullptr.
std::function<WakeupCallback> wakeup_callback;
std::shared_ptr<Scheduler> scheduler;
private:
Thread();
~Thread() override;

View file

@ -104,8 +104,15 @@ ResultVal<VMManager::VMAHandle> VMManager::MapMemoryBlock(VAddr target,
VirtualMemoryArea& final_vma = vma_handle->second;
ASSERT(final_vma.size == size);
Core::CPU().MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
auto& system = Core::System::GetInstance();
system.ArmInterface(0).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(1).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(2).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(3).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
final_vma.type = VMAType::AllocatedMemoryBlock;
final_vma.permissions = VMAPermission::ReadWrite;
@ -126,7 +133,11 @@ ResultVal<VMManager::VMAHandle> VMManager::MapBackingMemory(VAddr target, u8* me
VirtualMemoryArea& final_vma = vma_handle->second;
ASSERT(final_vma.size == size);
Core::CPU().MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
auto& system = Core::System::GetInstance();
system.ArmInterface(0).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(1).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(2).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(3).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
final_vma.type = VMAType::BackingMemory;
final_vma.permissions = VMAPermission::ReadWrite;
@ -184,7 +195,11 @@ ResultCode VMManager::UnmapRange(VAddr target, u64 size) {
ASSERT(FindVMA(target)->second.size >= size);
Core::CPU().UnmapMemory(target, size);
auto& system = Core::System::GetInstance();
system.ArmInterface(0).UnmapMemory(target, size);
system.ArmInterface(1).UnmapMemory(target, size);
system.ArmInterface(2).UnmapMemory(target, size);
system.ArmInterface(3).UnmapMemory(target, size);
return RESULT_SUCCESS;
}