Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * cmdline.c: read the command line passed to us by the PROM. | |
3 | * | |
4 | * Copyright (C) 1998 Harald Koerfgen | |
5 | * Copyright (C) 2002, 2004 Maciej W. Rozycki | |
6 | */ | |
7 | #include <linux/init.h> | |
8 | #include <linux/kernel.h> | |
9 | #include <linux/string.h> | |
10 | #include <linux/types.h> | |
11 | ||
12 | #include <asm/bootinfo.h> | |
13 | #include <asm/dec/prom.h> | |
14 | ||
15 | #undef PROM_DEBUG | |
16 | ||
17 | void __init prom_init_cmdline(s32 argc, s32 *argv, u32 magic) | |
18 | { | |
19 | char *arg; | |
20 | int start_arg, i; | |
21 | ||
22 | /* | |
23 | * collect args and prepare cmd_line | |
24 | */ | |
25 | if (!prom_is_rex(magic)) | |
26 | start_arg = 1; | |
27 | else | |
28 | start_arg = 2; | |
29 | for (i = start_arg; i < argc; i++) { | |
30 | arg = (void *)(long)(argv[i]); | |
31 | strcat(arcs_cmdline, arg); | |
32 | if (i < (argc - 1)) | |
33 | strcat(arcs_cmdline, " "); | |
34 | } | |
35 | ||
36 | #ifdef PROM_DEBUG | |
37 | printk("arcs_cmdline: %s\n", &(arcs_cmdline[0])); | |
38 | #endif | |
39 | } |