- 根目录:
- arch
- mips
- loongson
- common
- machtype.c
/*
* Copyright (C) 2009 Lemote Inc.
* Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* Copyright (c) 2009 Zhang Le <r0bertz@gentoo.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <linux/errno.h>
#include <asm/bootinfo.h>
#include <loongson.h>
#include <machine.h>
/* please ensure the length of the machtype string is less than 50 */
#define MACHTYPE_LEN 50
static const char *system_types[] = {
[MACH_LOONGSON_UNKNOWN] "unknown loongson machine",
[MACH_LEMOTE_FL2E] "lemote-fuloong-2e-box",
[MACH_LEMOTE_FL2F] "lemote-fuloong-2f-box",
[MACH_LEMOTE_ML2F7] "lemote-mengloong-2f-7inches",
[MACH_LEMOTE_YL2F89] "lemote-yeeloong-2f-8.9inches",
[MACH_DEXXON_GDIUM2F10] "dexxon-gdium-2f",
[MACH_LEMOTE_NAS] "lemote-nas-2f",
[MACH_LEMOTE_LL2F] "lemote-lynloong-2f",
[MACH_LOONGSON_END] NULL,
};
const char *get_system_type(void)
{
return system_types[mips_machtype];
}
void __weak __init mach_prom_init_machtype(void)
{
}
void __init prom_init_machtype(void)
{
char *p, str[MACHTYPE_LEN + 1];
int machtype = MACH_LEMOTE_FL2E;
mips_machtype = LOONGSON_MACHTYPE;
p = strstr(arcs_cmdline, "machtype=");
if (!p) {
mach_prom_init_machtype();
return;
}
p += strlen("machtype=");
strncpy(str, p, MACHTYPE_LEN);
str[MACHTYPE_LEN] = '\0';
p = strstr(str, " ");
if (p)
*p = '\0';
for (; system_types[machtype]; machtype++)
if (strstr(system_types[machtype], str)) {
mips_machtype = machtype;
break;
}
}