Function InitTaskContext

src/arch/riscv64/arch_main.cpp:72–83

}

auto InitTaskContext(cpu_io::CalleeSavedContext* task_context,
                     void (*entry)(void*), void* arg, uint64_t stack_top)
    -> void {
  // 清零上下文
  std::memset(task_context, 0, sizeof(cpu_io::CalleeSavedContext));

  task_context->ReturnAddress() =
      reinterpret_cast<uint64_t>(kernel_thread_entry);
  task_context->EntryFunction() = reinterpret_cast<uint64_t>(entry);
  task_context->EntryArgument() = reinterpret_cast<uint64_t>(arg);
  task_context->StackPointer() = stack_top;
}

auto InitTaskContext(cpu_io::CalleeSavedContext* task_context,
                     cpu_io::TrapContext* trap_context_ptr, uint64_t stack_top)