f32xbase/f32x/c2.c

/*
 * f32x/c2.c - Basic C2 messages
 *
 * Written 2010 by Werner Almesberger
 * Copyright 2010 Werner Almesberger
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */


#include <stdint.h>

#include "c2.h"
#include "c2-drv.h"


static struct c2_ops *c2_ops;


/* ----- C2 Register read/write -------------------------------------------- */


void c2_addr_write(uint8_t addr)
{
	c2_ops->addr_write(addr);
}


uint8_t c2_addr_read(void)
{
	return c2_ops->addr_read();
}


void c2_data_write(uint32_t data, int bytes)
{
	c2_ops->data_write(data, bytes);
}


uint32_t c2_data_read(int bytes)
{
	return c2_ops->data_read(bytes);
}


/* ----- C2 initialization ------------------------------------------------- */


void c2_init(void)
{
	extern struct c2_ops DRIVER;

	c2_ops = &DRIVER;
	if (c2_ops->init)
		c2_ops->init();
}


void c2_reset(void)
{
	c2_ops->reset();
}