/*! \file
 *  \brief Controlling the \ref CMOS "complementary metal oxide semiconductor
 * (CMOS)"
 */

#pragma once
#include "../types.h"

/*!
 * \defgroup CMOS CMOS
 * \brief complementary metal oxide semiconductor (CMOS)
 */

/*! \brief CMOS
 * \ingroup CMOS
 */
namespace CMOS {

enum class Register {
	SECOND = 0x0,		 ///< RTC
	ALARM_SECOND = 0x1,	 ///< RTC
	MINUTE = 0x2,		 ///< RTC
	ALARM_MINUTE = 0x3,	 ///< RTC
	HOUR = 0x4,			 ///< RTC
	ALARM_HOUR = 0x5,	 ///< RTC
	WEEKDAY = 0x6,		 ///< RTC
	DAYOFMONTH = 0x7,	 ///< RTC
	MONTH = 0x8,		 ///< RTC
	YEAR = 0x9,			 ///< RTC
	STATUS_A = 0xa,		 ///< RTC
	STATUS_B = 0xb,		 ///< RTC
	STATUS_C = 0xc,		 ///< RTC
	STATUS_D = 0xd,		 ///< RTC
	STATUS_DIAGNOSE = 0xe,
	STATUS_SHUTDOWN = 0xf
};

uint8_t read(enum Register reg);
void write(enum Register reg, uint8_t value);

namespace NMI {
void enable();
void disable();
bool isEnabled();
}  // namespace NMI
}  // namespace CMOS