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-rw-r--r--arch/mips/alchemy/pb1000/init.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/mips/alchemy/pb1000/init.c b/arch/mips/alchemy/pb1000/init.c
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1/*
2 * BRIEF MODULE DESCRIPTION
3 * Pb1000 board setup
4 *
5 * Copyright 2001, 2008 MontaVista Software Inc.
6 * Author: MontaVista Software, Inc. <source@mvista.com>
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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
16 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * You should have received a copy of the GNU General Public License along
25 * with this program; if not, write to the Free Software Foundation, Inc.,
26 * 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29#include <linux/init.h>
30#include <linux/kernel.h>
31
32#include <asm/bootinfo.h>
33
34#include <prom.h>
35
36const char *get_system_type(void)
37{
38 return "Alchemy Pb1000";
39}
40
41void __init prom_init(void)
42{
43 unsigned char *memsize_str;
44 unsigned long memsize;
45
46 prom_argc = (int)fw_arg0;
47 prom_argv = (char **)fw_arg1;
48 prom_envp = (char **)fw_arg2;
49
50 prom_init_cmdline();
51 memsize_str = prom_getenv("memsize");
52 if (!memsize_str)
53 memsize = 0x04000000;
54 else
55 strict_strtol(memsize_str, 0, &memsize);
56 add_memory_region(0, memsize, BOOT_MEM_RAM);
57}