Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * BRIEF MODULE DESCRIPTION | |
3 | * XXS1500 board setup | |
4 | * | |
7ff83f21 SS |
5 | * Copyright 2003, 2008 MontaVista Software Inc. |
6 | * Author: MontaVista Software, Inc. <source@mvista.com> | |
1da177e4 LT |
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 | */ | |
ce28f94c | 28 | |
1da177e4 | 29 | #include <linux/init.h> |
1da177e4 LT |
30 | #include <linux/kernel.h> |
31 | ||
25b31cb1 | 32 | #include <asm/bootinfo.h> |
8402a158 | 33 | #include <asm/mach-au1x00/au1000.h> |
25b31cb1 YY |
34 | |
35 | #include <prom.h> | |
1da177e4 LT |
36 | |
37 | const char *get_system_type(void) | |
38 | { | |
39 | return "XXS1500"; | |
40 | } | |
41 | ||
42 | void __init prom_init(void) | |
43 | { | |
44 | unsigned char *memsize_str; | |
45 | unsigned long memsize; | |
46 | ||
47 | prom_argc = fw_arg0; | |
7ff83f21 SS |
48 | prom_argv = (char **)fw_arg1; |
49 | prom_envp = (char **)fw_arg2; | |
1da177e4 | 50 | |
1da177e4 LT |
51 | prom_init_cmdline(); |
52 | ||
53 | memsize_str = prom_getenv("memsize"); | |
54 | if (!memsize_str) | |
55 | memsize = 0x04000000; | |
56 | else | |
2bd2dd05 | 57 | strict_strtoul(memsize_str, 0, &memsize); |
1da177e4 LT |
58 | add_memory_region(0, memsize, BOOT_MEM_RAM); |
59 | } | |
8402a158 ML |
60 | |
61 | void prom_putchar(unsigned char c) | |
62 | { | |
63 | alchemy_uart_putchar(UART0_PHYS_ADDR, c); | |
64 | } |