Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[wrt350n-kernel.git] / arch / mips / au1000 / xxs1500 / init.c
blob7e6878c1b0a58aa0b1fcb9031ecfa585b7dc0f20
1 /*
2 * BRIEF MODULE DESCRIPTION
3 * XXS1500 board setup
5 * Copyright 2003 MontaVista Software Inc.
6 * Author: MontaVista Software, Inc.
7 * ppopov@mvista.com or source@mvista.com
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
14 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
17 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
20 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 * You should have received a copy of the GNU General Public License along
26 * with this program; if not, write to the Free Software Foundation, Inc.,
27 * 675 Mass Ave, Cambridge, MA 02139, USA.
29 #include <linux/init.h>
30 #include <linux/mm.h>
31 #include <linux/sched.h>
32 #include <linux/bootmem.h>
33 #include <linux/string.h>
34 #include <linux/kernel.h>
36 #include <asm/addrspace.h>
37 #include <asm/bootinfo.h>
39 #include <prom.h>
41 const char *get_system_type(void)
43 return "XXS1500";
46 void __init prom_init(void)
48 unsigned char *memsize_str;
49 unsigned long memsize;
51 prom_argc = fw_arg0;
52 prom_argv = (char **) fw_arg1;
53 prom_envp = (char **) fw_arg2;
55 prom_init_cmdline();
57 memsize_str = prom_getenv("memsize");
58 if (!memsize_str)
59 memsize = 0x04000000;
60 else
61 memsize = simple_strtol(memsize_str, NULL, 0);
62 add_memory_region(0, memsize, BOOT_MEM_RAM);