prom.h 1.7 KB

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  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. #ifndef _MIPS_PROM_H
  26. #define _MIPS_PROM_H
  27. extern char *prom_getcmdline(void);
  28. extern char *prom_getenv(char *name);
  29. extern void prom_init_cmdline(void);
  30. extern void prom_meminit(void);
  31. extern void prom_fixup_mem_map(unsigned long start_mem, unsigned long end_mem);
  32. extern void mips_display_message(const char *str);
  33. extern void mips_display_word(unsigned int num);
  34. extern void mips_scroll_message(void);
  35. extern int get_ethernet_addr(char *ethernet_addr);
  36. /* Memory descriptor management. */
  37. #define PROM_MAX_PMEMBLOCKS 32
  38. struct prom_pmemblock {
  39. unsigned long base; /* Within KSEG0. */
  40. unsigned int size; /* In bytes. */
  41. unsigned int type; /* free or prom memory */
  42. };
  43. #endif /* !(_MIPS_PROM_H) */