diff options
Diffstat (limited to 'arch/mips/alchemy/db1x00/init.c')
-rw-r--r-- | arch/mips/alchemy/db1x00/init.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/mips/alchemy/db1x00/init.c b/arch/mips/alchemy/db1x00/init.c new file mode 100644 index 000000000000..847413514964 --- /dev/null +++ b/arch/mips/alchemy/db1x00/init.c | |||
@@ -0,0 +1,62 @@ | |||
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 | |||
36 | const char *get_system_type(void) | ||
37 | { | ||
38 | #ifdef CONFIG_MIPS_BOSPORUS | ||
39 | return "Alchemy Bosporus Gateway Reference"; | ||
40 | #else | ||
41 | return "Alchemy Db1x00"; | ||
42 | #endif | ||
43 | } | ||
44 | |||
45 | void __init prom_init(void) | ||
46 | { | ||
47 | unsigned char *memsize_str; | ||
48 | unsigned long memsize; | ||
49 | |||
50 | prom_argc = fw_arg0; | ||
51 | prom_argv = (char **)fw_arg1; | ||
52 | prom_envp = (char **)fw_arg2; | ||
53 | |||
54 | prom_init_cmdline(); | ||
55 | |||
56 | memsize_str = prom_getenv("memsize"); | ||
57 | if (!memsize_str) | ||
58 | memsize = 0x04000000; | ||
59 | else | ||
60 | strict_strtol(memsize_str, 0, &memsize); | ||
61 | add_memory_region(0, memsize, BOOT_MEM_RAM); | ||
62 | } | ||