1/*
2 * Copyright 2001 MontaVista Software Inc.
3 * Author: jsun@mvista.com or jsun@junsun.net
4 *
5 * arch/mips/vr4181/osprey/prom.c
6 *     prom code for osprey.
7 *
8 * This program is free software; you can redistribute	it and/or modify it
9 * under  the terms of	the GNU General	 Public License as published by the
10 * Free Software Foundation;  either version 2 of the  License, or (at your
11 * option) any later version.
12 *
13 */
14#include <linux/init.h>
15#include <linux/kernel.h>
16#include <linux/string.h>
17#include <linux/mm.h>
18#include <linux/bootmem.h>
19#include <asm/bootinfo.h>
20#include <asm/addrspace.h>
21
22char arcs_cmdline[CL_SIZE];
23
24const char *get_system_type(void)
25{
26	return "NEC_Vr41xx Osprey";
27}
28
29/*
30 * [jsun] right now we assume it is the nec debug monitor, which does
31 * not pass any arguments.
32 */
33void __init prom_init()
34{
35	strcpy(arcs_cmdline, "ip=bootp ");
36	strcat(arcs_cmdline, "ether=46,0x03fe0300,eth0 ");
37	// strcpy(arcs_cmdline, "ether=0,0x0300,eth0 "
38	// strcat(arcs_cmdline, "video=vr4181fb:xres:240,yres:320,bpp:8 ");
39
40	mips_machgroup = MACH_GROUP_NEC_VR41XX;
41	mips_machtype = MACH_NEC_OSPREY;
42
43	/* 16MB fixed */
44	add_memory_region(0, 16 << 20, BOOT_MEM_RAM);
45}
46
47void __init prom_free_prom_memory(void)
48{
49}
50
51void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
52{
53}
54
55