Display the EEPROM allocation of an ethersex firmware/config

eeprom-check.c

/* Compile with gcc eeprom_check.c -I /usr/avr/include/ -I . within the ethersex directory
   How to get the MCU define (__AVR_AT....):
   avr-gcc -mmcu=$MCU -E -dM - < /dev/null | grep _AVR_AT
   where $MCU is MCU in autoconf.h */
#define __AVR_ATmega644P__
#include "config.h"
#include "core/eeprom.h"
#include "avr/io.h"

int
main(void)
{
  printf("EEPROM: %d/%d bytes: (%.2f%)\n", sizeof(struct eeprom_config_t),
         (E2END + 1), 100 * (float) sizeof(struct eeprom_config_t) / (E2END + 1) );
  return 0;
}