com32/gplinclude/acpi/rsdp.h

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 2009-2011 Erwan Velu - All Rights Reserved
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   8  *   Boston MA 02111-1307, USA; either version 2 of the License, or
   9  *   (at your option) any later version; incorporated herein by reference.
  10  *
  11  * ----------------------------------------------------------------------- */
  12
  13 #ifndef RSDP_H
  14 #define RSDP_H
  15 #include <inttypes.h>
  16 #include <stdbool.h>
  17
  18 #define RSDP_MIN_ADDRESS 0x0E0000
  19 #define RSDP_MAX_ADDRESS 0x0FFFFF
  20
  21 #define RSDP "RSD PTR"
  22
  23 enum { RSDP_TABLE_FOUND = 1 };
  24
  25 typedef struct {
  26     uint8_t *address;
  27     uint8_t signature[8 + 1];
  28     uint8_t checksum;
  29     uint8_t oem_id[6 + 1];
  30     uint8_t revision;
  31     uint8_t *rsdt_address;
  32     uint32_t length;
  33     uint8_t *xsdt_address;
  34     uint8_t extended_checksum;
  35     bool valid;
  36 } s_rsdp;
  37
  38 #endif