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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/process.cpp | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp index 4f209a979..81a23dfbf 100644 --- a/src/core/hle/kernel/process.cpp +++ b/src/core/hle/kernel/process.cpp @@ -20,6 +20,35 @@ #include "core/settings.h" namespace Kernel { +namespace { +/** + * Sets up the primary application thread + * + * @param owner_process The parent process for the main thread + * @param kernel The kernel instance to create the main thread under. + * @param entry_point The address at which the thread should start execution + * @param priority The priority to give the main thread + */ +void SetupMainThread(Process& owner_process, KernelCore& kernel, VAddr entry_point, u32 priority) { + // Setup page table so we can write to memory + SetCurrentPageTable(&owner_process.VMManager().page_table); + + // Initialize new "main" thread + const VAddr stack_top = owner_process.VMManager().GetTLSIORegionEndAddress(); + auto thread_res = Thread::Create(kernel, "main", entry_point, priority, 0, THREADPROCESSORID_0, + stack_top, owner_process); + + SharedPtr<Thread> thread = std::move(thread_res).Unwrap(); + + // Register 1 must be a handle to the main thread + const Handle guest_handle = owner_process.GetHandleTable().Create(thread).Unwrap(); + thread->SetGuestHandle(guest_handle); + thread->GetContext().cpu_registers[1] = guest_handle; + + // Threads by default are dormant, wake up the main thread so it runs when the scheduler fires + thread->ResumeFromWait(); +} +} // Anonymous namespace CodeSet::CodeSet() = default; CodeSet::~CodeSet() = default; @@ -86,7 +115,7 @@ void Process::Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size) { vm_manager.LogLayout(); ChangeStatus(ProcessStatus::Running); - Kernel::SetupMainThread(kernel, entry_point, main_thread_priority, *this); + SetupMainThread(*this, kernel, entry_point, main_thread_priority); } void Process::PrepareForTermination() { |