LXR linux-old/include/asm-sparc64/idprom.h

   1/* $Id: idprom.h,v 1.2 1997/04/04 00:50:16 davem 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