src/arch/mips/tables.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Based on src/arch/armv7/tables.c:
   5  *   Copyright (C) 2003 Eric Biederman
   6  *   Copyright (C) 2005 Steve Magnani
   7  *   Copyright (C) 2008-2009 coresystems GmbH
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; version 2 of the License.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  */
  18
  19 #include <console/console.h>
  20 #include <cpu/cpu.h>
  21 #include <boot/tables.h>
  22 #include <boot/coreboot_tables.h>
  23 #include <string.h>
  24 #include <cbmem.h>
  25 #include <lib.h>
  26
  27 #define MAX_COREBOOT_TABLE_SIZE (8 * 1024)
  28
  29 void write_tables(void)
  30 {
  31         unsigned long table_pointer, new_table_pointer;
  32
  33         post_code(0x9d);
  34
  35         table_pointer = (unsigned long)cbmem_add(CBMEM_ID_CBTABLE,
  36                                                  MAX_COREBOOT_TABLE_SIZE);
  37         if (!table_pointer) {
  38                 printk(BIOS_ERR, "Could not add CBMEM for coreboot table.\n");
  39                 return;
  40         }
  41
  42         new_table_pointer = write_coreboot_table(0UL, 0UL, table_pointer,
  43                                                  table_pointer);
  44
  45         if (new_table_pointer > (table_pointer + MAX_COREBOOT_TABLE_SIZE))
  46                 printk(BIOS_ERR, "coreboot table didn't fit (%lx/%x bytes)\n",
  47                        new_table_pointer - table_pointer,
  48                        MAX_COREBOOT_TABLE_SIZE);
  49
  50         printk(BIOS_DEBUG, "coreboot table: %ld bytes.\n",
  51                new_table_pointer - table_pointer);
  52
  53         post_code(0x9e);
  54
  55         /* Print CBMEM sections */
  56         cbmem_list();
  57 }