1/* $Id: idprom.h,v 1.1.1.1 2008/10/15 03:27:26 james26_jang Exp $ 2 * idprom.h: Macros and defines for idprom routines 3 * 4 * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) 5 */ 6 7#ifndef _SPARC64_IDPROM_H 8#define _SPARC64_IDPROM_H 9 10#include <linux/types.h> 11 12/* Offset into the EEPROM where the id PROM is located on the 4c */ 13#define IDPROM_OFFSET 0x7d8 14 15/* On sun4m; physical. */ 16/* MicroSPARC(-II) does not decode 31rd bit, but it works. */ 17#define IDPROM_OFFSET_M 0xfd8 18 19struct idprom 20{ 21 u8 id_format; /* Format identifier (always 0x01) */ 22 u8 id_machtype; /* Machine type */ 23 u8 id_ethaddr[6]; /* Hardware ethernet address */ 24 s32 id_date; /* Date of manufacture */ 25 u32 id_sernum:24; /* Unique serial number */ 26 u8 id_cksum; /* Checksum - xor of the data bytes */ 27 u8 reserved[16]; 28}; 29 30extern struct idprom *idprom; 31extern void idprom_init(void); 32 33#define IDPROM_SIZE (sizeof(struct idprom)) 34 35#endif /* !(_SPARC_IDPROM_H) */ 36