LXR linux/arch/mips/include/asm/mips-boards/prom.h

   1/*
   2 * Carsten Langgaard, carstenl@mips.com
   3 * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
   4 *
   5 * ########################################################################
   6 *
   7 *  This program is free software; you can distribute it and/or modify it
   8 *  under the terms of the GNU General Public License (Version 2) as
   9 *  published by the Free Software Foundation.
  10 *
  11 *  This program is distributed in the hope it will be useful, but WITHOUT
  12 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 *  for more details.
  15 *
  16 *  You should have received a copy of the GNU General Public License along
  17 *  with this program; if not, write to the Free Software Foundation, Inc.,
  18 *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  19 *
  20 * ########################################################################
  21 *
  22 * MIPS boards bootprom interface for the Linux kernel.
  23 *
  24 */
  25
  26#ifndef _MIPS_PROM_H
  27#define _MIPS_PROM_H
  28
  29extern char *prom_getcmdline(void);
  30extern char *prom_getenv(char *name);
  31extern void prom_init_cmdline(void);
  32extern void prom_meminit(void);
  33extern void prom_fixup_mem_map(unsigned long start_mem, unsigned long end_mem);
  34extern void mips_display_message(const char *str);
  35extern void mips_display_word(unsigned int num);
  36extern void mips_scroll_message(void);
  37extern int get_ethernet_addr(char *ethernet_addr);
  38
  39/* Memory descriptor management. */
  40#define PROM_MAX_PMEMBLOCKS    32
  41struct prom_pmemblock {
  42        unsigned long base; /* Within KSEG0. */
  43        unsigned int size;  /* In bytes. */
  44        unsigned int type;  /* free or prom memory */
  45};
  46
  47#endif /* !(_MIPS_PROM_H) */
  48