1/* $Id: idprom.h,v 1.6 1996/08/04 10:35:07 ecd Exp $ 2 * idprom.h: Macros and defines for idprom routines 3 * 4 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) 5 */ 6 7#ifndef _SPARC_IDPROM_H 8#define _SPARC_IDPROM_H 9 10/* Offset into the EEPROM where the id PROM is located on the 4c */ 11#define IDPROM_OFFSET 0x7d8 12 13/* On sun4m; physical. */ 14/* MicroSPARC(-II) does not decode 31rd bit, but it works. */ 15#define IDPROM_OFFSET_M 0xfd8 16 17struct idprom 18{ 19 unsigned char id_format; /* Format identifier (always 0x01) */ 20 unsigned char id_machtype; /* Machine type */ 21 unsigned char id_ethaddr[6]; /* Hardware ethernet address */ 22 long id_date; /* Date of manufacture */ 23 unsigned int id_sernum:24; /* Unique serial number */ 24 unsigned char id_cksum; /* Checksum - xor of the data bytes */ 25 unsigned char reserved[16]; 26}; 27 28extern struct idprom *idprom; 29extern void idprom_init(void); 30 31#define IDPROM_SIZE (sizeof(struct idprom)) 32 33#endif /* !(_SPARC_IDPROM_H) */ 34