linux/include/asm-sparc64/idprom.h

36 lines
939 B
C

/* $Id: idprom.h,v 1.2 1997/04/04 00:50:16 davem Exp $
* idprom.h: Macros and defines for idprom routines
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
*/
#ifndef _SPARC64_IDPROM_H
#define _SPARC64_IDPROM_H
#include <linux/types.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
{
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);
#define IDPROM_SIZE (sizeof(struct idprom))
#endif /* !(_SPARC_IDPROM_H) */