1/*
 2 *  This program is free software; you can redistribute it and/or modify it
 3 *  under the terms of the GNU General Public License version 2 as published
 4 *  by the Free Software Foundation.
 5 *
 6 *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
 7 *  Copyright (C) 2010 Joonas Lahtinen <joonas.lahtinen@gmail.com>
 8 *  Copyright (C) 2013 John Crispin <blogic@openwrt.org>
 9 */
10
11#include <linux/string.h>
12#include <linux/of_fdt.h>
13#include <linux/of_platform.h>
14
15#include <asm/bootinfo.h>
16#include <asm/addrspace.h>
17
18#include "common.h"
19
20struct ralink_soc_info soc_info;
21
22const char *get_system_type(void)
23{
24	return soc_info.sys_type;
25}
26
27static __init void prom_init_cmdline(int argc, char **argv)
28{
29	int i;
30
31	pr_debug("prom: fw_arg0=%08x fw_arg1=%08x fw_arg2=%08x fw_arg3=%08x\n",
32	       (unsigned int)fw_arg0, (unsigned int)fw_arg1,
33	       (unsigned int)fw_arg2, (unsigned int)fw_arg3);
34
35	argc = fw_arg0;
36	argv = (char **) KSEG1ADDR(fw_arg1);
37
38	if (!argv) {
39		pr_debug("argv=%p is invalid, skipping\n",
40		       argv);
41		return;
42	}
43
44	for (i = 0; i < argc; i++) {
45		char *p = (char *) KSEG1ADDR(argv[i]);
46
47		if (CPHYSADDR(p) && *p) {
48			pr_debug("argv[%d]: %s\n", i, p);
49			strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
50			strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
51		}
52	}
53}
54
55void __init prom_init(void)
56{
57	int argc;
58	char **argv;
59
60	prom_soc_init(&soc_info);
61
62	pr_info("SoC Type: %s\n", get_system_type());
63
64	prom_init_cmdline(argc, argv);
65}
66
67void __init prom_free_prom_memory(void)
68{
69}