#ifndef __KERNEL_ARCH_SH7305_TMU_H__
# define __KERNEL_ARCH_SH7305_TMU_H__

#include <stdint.h>
#include <stddef.h>
#include <kernel/bits/union_types.h>
#include <kernel/bits/attributes.h>

struct __sh7305_tmu_context
{
	uint8_t tstr;
	struct {
		uint32_t tcor;
		uint32_t tcnt;
		uint16_t tcr;
	} timer[3];
};

struct timer_s
{
	volatile uint32_t TCOR;			/* Timer Constant register */
	volatile uint32_t TCNT;			/* Timer Counter */
	volatile word_union(TCR,		/* Timer Control Register */
		uint16_t const  : 7;		/* All 0 */
		uint16_t UNF    : 1;		/* Underflow flags */
		uint16_t const  : 2;		/* All 0 */
		uint16_t UNIE   : 1;		/* Underflow interrup control */
		uint16_t CKREG  : 2;		/* Input Clock edge */
		uint16_t TPSC   : 3;		/* Time prescaler */
	);
	GAPS(2);
};

struct __sh7305_tmu_s
{
	volatile byte_union(TSTR,		/* Timer Start Register */
		uint8_t const   : 5;		/* All 0 */
		uint8_t STR2    : 1;		/* Counter start 2 */
		uint8_t STR1    : 1;		/* Counter start 1 */
		uint8_t STR0    : 1;		/* Counter start 0 */
	);
	GAPS(3);
	volatile struct timer_s TIMER[3];	/* Timers */
};

#define SH7305_TMU (*(volatile struct __sh7305_tmu_s  *)0xa4490004)
#endif /*__KERNEL_ARCH_SH7305_TMU_H__*/