Merge pull request #3301 from Subv/exitprocess2

Kernel/SVC: Partially implemented svcExitProcess.
This commit is contained in:
Sebastian Valle 2017-12-23 10:49:36 -05:00 committed by GitHub
commit c3c684cd2b
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3 changed files with 41 additions and 1 deletions

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@ -40,6 +40,7 @@ SharedPtr<Process> Process::Create(SharedPtr<CodeSet> code_set) {
process->codeset = std::move(code_set);
process->flags.raw = 0;
process->flags.memory_region.Assign(MemoryRegion::APPLICATION);
process->status = ProcessStatus::Created;
process_list.push_back(process);
return process;
@ -151,6 +152,8 @@ void Process::Run(s32 main_thread_priority, u32 stack_size) {
HandleSpecialMapping(vm_manager, mapping);
}
status = ProcessStatus::Running;
vm_manager.LogLayout(Log::Level::Debug);
Kernel::SetupMainThread(codeset->entrypoint, main_thread_priority, this);
}

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@ -49,6 +49,8 @@ union ProcessFlags {
BitField<12, 1, u16> loaded_high; ///< Application loaded high (not at 0x00100000).
};
enum class ProcessStatus { Created, Running, Exited };
class ResourceLimit;
struct MemoryRegionInfo;
@ -122,6 +124,8 @@ public:
u16 kernel_version = 0;
/// The default CPU for this process, threads are scheduled on this cpu by default.
u8 ideal_processor = 0;
/// Current status of the process
ProcessStatus status;
/// The id of this process
u32 process_id = next_process_id++;

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@ -143,6 +143,36 @@ static ResultCode ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 add
return RESULT_SUCCESS;
}
static void ExitProcess() {
LOG_INFO(Kernel_SVC, "Process %u exiting", g_current_process->process_id);
ASSERT_MSG(g_current_process->status == ProcessStatus::Running, "Process has already exited");
g_current_process->status = ProcessStatus::Exited;
// Stop all the process threads that are currently waiting for objects.
auto& thread_list = GetThreadList();
for (auto& thread : thread_list) {
if (thread->owner_process != g_current_process)
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");
thread->Stop();
}
// Kill the current thread
GetCurrentThread()->Stop();
Core::System::GetInstance().PrepareReschedule();
}
/// Maps a memory block to specified address
static ResultCode MapMemoryBlock(Handle handle, u32 addr, u32 permissions, u32 other_permissions) {
LOG_TRACE(Kernel_SVC,
@ -1232,7 +1262,7 @@ static const FunctionDef SVC_Table[] = {
{0x00, nullptr, "Unknown"},
{0x01, HLE::Wrap<ControlMemory>, "ControlMemory"},
{0x02, HLE::Wrap<QueryMemory>, "QueryMemory"},
{0x03, nullptr, "ExitProcess"},
{0x03, ExitProcess, "ExitProcess"},
{0x04, nullptr, "GetProcessAffinityMask"},
{0x05, nullptr, "SetProcessAffinityMask"},
{0x06, nullptr, "GetProcessIdealProcessor"},
@ -1373,6 +1403,9 @@ void CallSVC(u32 immediate) {
// Lock the global kernel mutex when we enter the kernel HLE.
std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock);
ASSERT_MSG(g_current_process->status == ProcessStatus::Running,
"Running threads from exiting processes is unimplemented");
const FunctionDef* info = GetSVCInfo(immediate);
if (info) {
if (info->func) {