root/include/asm-m68k/idprom.h

#ifndef _M68K_IDPROM_H
#define _M68K_IDPROM_H
/*
 * idprom.h: Macros and defines for idprom routines
 *
 * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu)
 */

#include <linux/types.h>

struct idprom {
        u8              id_format;      /* Format identifier (always 0x01) */
        u8              id_machtype;    /* Machine type */
        u8              id_ethaddr[6];  /* Hardware ethernet address */
        s32             id_date;        /* Date of manufacture */
        u32             id_sernum:24;   /* Unique serial number */
        u8              id_cksum;       /* Checksum - xor of the data bytes */
        u8              reserved[16];
};

extern struct idprom *idprom;
extern void idprom_init(void);

/* Sun3: in control space */
#define SUN3_IDPROM_BASE        0x00000000

#endif /* !(_M68K_IDPROM_H) */