Function InterruptInit

src/arch/aarch64/interrupt_main.cpp:180–203

}

auto InterruptInit(int, const char**) -> void {
  InterruptSingleton::create();

  cpu_io::VBAR_EL1::Write(reinterpret_cast<uint64_t>(vector_table));

  auto uart_intid =
      KernelFdtSingleton::instance().GetAarch64Intid("arm,pl011").value() +
      Gic::kSpiBase;

  klog::Info("uart_intid: {}", uart_intid);

  // 通过统一接口注册 UART 外部中断（先注册 handler，再启用 GIC SPI）
  InterruptSingleton::instance()
      .RegisterExternalInterrupt(uart_intid, cpu_io::GetCurrentCoreId(), 0,
                                 InterruptDelegate::create<uart_handler>())
      .or_else([](Error err) -> Expected<void> {
        klog::Err("Failed to register UART IRQ: {}", err.message());
        return std::unexpected(err);
      });

  cpu_io::EnableInterrupt();

  klog::Info("Hello InterruptInit");
}

auto InterruptInitSMP(int, const char**) -> void {
  cpu_io::VBAR_EL1::Write(reinterpret_cast<uint64_t>(vector_table));