2 * BRIEF MODULE DESCRIPTION
5 * Copyright 2001 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.
30 #include <linux/init.h>
32 #include <linux/sched.h>
33 #include <linux/bootmem.h>
34 #include <asm/addrspace.h>
35 #include <asm/bootinfo.h>
36 #include <linux/string.h>
37 #include <linux/kernel.h>
40 char **prom_argv, **prom_envp;
41 extern void __init prom_init_cmdline(void);
42 extern char *prom_getenv(char *envname);
44 const char *get_system_type(void)
46 #ifdef CONFIG_MIPS_BOSPORUS
47 return "Alchemy Bosporus Gateway Reference";
49 return "Alchemy Db1x00";
53 void __init prom_init(void)
55 unsigned char *memsize_str;
56 unsigned long memsize;
59 prom_argv = (char **) fw_arg1;
60 prom_envp = (char **) fw_arg2;
62 /* Set the platform # */
63 #if defined(CONFIG_MIPS_DB1550)
64 mips_machtype = MACH_DB1550;
65 #elif defined(CONFIG_MIPS_DB1500)
66 mips_machtype = MACH_DB1500;
67 #elif defined(CONFIG_MIPS_DB1100)
68 mips_machtype = MACH_DB1100;
70 mips_machtype = MACH_DB1000;
75 memsize_str = prom_getenv("memsize");
79 memsize = simple_strtol(memsize_str, NULL, 0);
80 add_memory_region(0, memsize, BOOT_MEM_RAM);