LXR linux/arch/mips/kernel/mips

   1/*
   2 *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
   3 *
   4 *  This program is free software; you can redistribute it and/or modify it
   5 *  under the terms of the GNU General Public License version 2 as published
   6 *  by the Free Software Foundation.
   7 *
   8 */
   9#include <linux/mm.h>
  10#include <linux/string.h>
  11#include <linux/slab.h>
  12
  13#include <asm/mips_machine.h>
  14#include <asm/prom.h>
  15
  16static struct mips_machine *mips_machine __initdata;
  17
  18#define for_each_machine(mach) \
  19        for ((mach) = (struct mips_machine *)&__mips_machines_start; \
  20             (mach) && \
  21             (unsigned long)(mach) < (unsigned long)&__mips_machines_end; \
  22             (mach)++)
  23
  24__init int mips_machtype_setup(char *id)
  25{
  26        struct mips_machine *mach;
  27
  28        for_each_machine(mach) {
  29                if (mach->mach_id == NULL)
  30                        continue;
  31
  32                if (strcmp(mach->mach_id, id) == 0) {
  33                        mips_machtype = mach->mach_type;
  34                        return 0;
  35                }
  36        }
  37
  38        pr_err("MIPS: no machine found for id '%s', supported machines:\n", id);
  39        pr_err("%-24s %s\n", "id", "name");
  40        for_each_machine(mach)
  41                pr_err("%-24s %s\n", mach->mach_id, mach->mach_name);
  42
  43        return 1;
  44}
  45
  46__setup("machtype=", mips_machtype_setup);
  47
  48__init void mips_machine_setup(void)
  49{
  50        struct mips_machine *mach;
  51
  52        for_each_machine(mach) {
  53                if (mips_machtype == mach->mach_type) {
  54                        mips_machine = mach;
  55                        break;
  56                }
  57        }
  58
  59        if (!mips_machine)
  60                return;
  61
  62        mips_set_machine_name(mips_machine->mach_name);
  63
  64        if (mips_machine->mach_setup)
  65                mips_machine->mach_setup();
  66}
  67