projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 42d226c7 ST |
1 | /* |
| 2 | * Based on Ocelot Linux port, which is | |
| 3 | * Copyright 2001 MontaVista Software Inc. | |
| 4 | * Author: jsun@mvista.com or jsun@junsun.net | |
| 5 | * | |
| 6 | * Copyright 2003 ICT CAS | |
| 7 | * Author: Michael Guo <guoyi@ict.ac.cn> | |
| 8 | * | |
| 9 | * Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology | |
| 10 | * Author: Fuxin Zhang, zhangfx@lemote.com | |
| 11 | * | |
| bd92aa01 WZ |
12 | * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology |
| 13 | * Author: Wu Zhangjin, wuzj@lemote.com | |
| 14 | * | |
| 42d226c7 ST |
15 | * This program is free software; you can redistribute it and/or modify it |
| 16 | * under the terms of the GNU General Public License as published by the | |
| 17 | * Free Software Foundation; either version 2 of the License, or (at your | |
| 18 | * option) any later version. | |
| 19 | */ | |
| bd92aa01 | 20 | #include <asm/bootinfo.h> |
| 42d226c7 | 21 | |
| 5e983ff6 WZ |
22 | #include <loongson.h> |
| 23 | ||
| bd92aa01 | 24 | int prom_argc; |
| 42d226c7 | 25 | /* pmon passes arguments in 32bit pointers */ |
| bd92aa01 | 26 | int *_prom_argv; |
| 42d226c7 ST |
27 | |
| 28 | void __init prom_init_cmdline(void) | |
| 29 | { | |
| 30 | int i; | |
| 31 | long l; | |
| 32 | ||
| bd92aa01 WZ |
33 | /* firmware arguments are initialized in head.S */ |
| 34 | prom_argc = fw_arg0; | |
| 35 | _prom_argv = (int *)fw_arg1; | |
| 36 | ||
| 42d226c7 ST |
37 | /* arg[0] is "g", the rest is boot parameters */ |
| 38 | arcs_cmdline[0] = '\0'; | |
| bd92aa01 WZ |
39 | for (i = 1; i < prom_argc; i++) { |
| 40 | l = (long)_prom_argv[i]; | |
| 42d226c7 ST |
41 | if (strlen(arcs_cmdline) + strlen(((char *)l) + 1) |
| 42 | >= sizeof(arcs_cmdline)) | |
| 43 | break; | |
| 44 | strcat(arcs_cmdline, ((char *)l)); | |
| 45 | strcat(arcs_cmdline, " "); | |
| 46 | } | |
| 42d226c7 ST |
47 | |
| 48 | if ((strstr(arcs_cmdline, "console=")) == NULL) | |
| 49 | strcat(arcs_cmdline, " console=ttyS0,115200"); | |
| 50 | if ((strstr(arcs_cmdline, "root=")) == NULL) | |
| 51 | strcat(arcs_cmdline, " root=/dev/hda1"); | |
| 42d226c7 | 52 | } |