File content as of revision 0:c643d398cdb6:

/*
  Plastic Logic EPD project on MSP430

  Copyright (C) 2013 Plastic Logic Limited

  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 3 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef INCLUDE_UTIL_H
#define INCLUDE_UTIL_H 1

//#include "FatFs/ff.h"
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>

#ifdef LOG_TAG
#define LOG(msg, ...) \
	do { printf("%-16s "msg"\n", LOG_TAG, ##__VA_ARGS__); } while (0)
#else
#define LOG(msg, ...)
#endif

#ifndef ARRAY_SIZE
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
#endif

#ifndef min
#define min(x,y)	( (x) < (y) ? (x) : (y) )
#endif
#ifndef max
#define max(x,y)	( (x) > (y) ? (x) : (y) )
#endif

#define DIV_ROUND_CLOSEST(x, divisor)(				\
	{							\
		(((x) + ((divisor) / 2)) / (divisor));		\
	}							\
)

#define CPU_CLOCK_SPEED_IN_HZ	20000000L
#if CPU_CLOCK_SPEED_IN_HZ < 1000000L
#error CPU_CLOCK_SPEED_IN_HZ assumed to be more than 1MHz in delay timer calculations
#endif

/* -- Sleep & delay -- */

extern void udelay(uint16_t us);
extern void mdelay(uint16_t ms);
extern void msleep(uint16_t ms);


/* -- Debug utilities */

/** Print the contents of a buffer with offsets on stdout */
extern void dump_hex(const void *data, uint16_t len);

#endif /* INCLUDE_UTIL_H */