kernel-ark/include/asm-sparc/idprom.h

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