PrOSess/kernel/include/apic/lapic.h

24 lines
569 B
C++

#pragma once
#include "acpi/discovery.h"
#include "util/number.h"
namespace apic {
using lapic_id_t = uint32_t;
void initLocalApic(const acpi::discovery_result_t& discovery);
lapic_id_t localApicId();
void sendInit(lapic_id_t destination);
// startup_page: physical address of the real-mode entry point divided by 4096;
// must point below 1 MiB, so only values < 0x100 are meaningful.
void sendStartup(lapic_id_t destination, uint8_t startup_page);
void sendInterrupt(lapic_id_t destination, uint8_t vector);
void signalEndOfInterrupt();
} // namespace apic