#include "ioapic.h"

namespace IOAPIC {
/*! \brief IOAPIC registers memory mapped into the CPU's address space.
 *
 *  Access to the actual IOAPIC registers can be obtained by performing the
 * following steps:
 *  1. Write the number of the IOAPIC register to the address stored in
 * `IOREGSEL_REG`
 *  2. Read the value from / write the value to the address referred to by
 * `IOWIN_REG`.
 *
 *  \see [IO-APIC manual](intel_ioapic.pdf#page=8)
 */
volatile Index *IOREGSEL_REG = reinterpret_cast<volatile Index *>(0xfec00000);
/// \copydoc IOREGSEL_REG
volatile Register *IOWIN_REG =
    reinterpret_cast<volatile Register *>(0xfec00010);

// IOAPIC manual, p. 8
const Index IOAPICID_IDX = 0x00;
const Index IOREDTBL_IDX = 0x10;

const uint8_t slot_max = 24;

void init() {}

void config(uint8_t slot, Core::Interrupt::Vector vector,
            TriggerMode trigger_mode, Polarity polarity) {
  (void)slot;
  (void)vector;
  (void)trigger_mode;
  (void)polarity;
}

void allow(uint8_t slot) { (void)slot; }

void forbid(uint8_t slot) { (void)slot; }

bool status(uint8_t slot) {
  (void)slot;
  return false;
}
}  // namespace IOAPIC