cmdline.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- /*
- * cmdline.c: read the command line passed to us by the PROM.
- *
- * Copyright (C) 1998 Harald Koerfgen
- */
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/string.h>
- #include <asm/bootinfo.h>
- #include "prom.h"
- #undef PROM_DEBUG
- #ifdef PROM_DEBUG
- extern int (*prom_printf)(char *, ...);
- #endif
- char arcs_cmdline[COMMAND_LINE_SIZE];
- void __init prom_init_cmdline(int argc, char **argv, unsigned long magic)
- {
- int start_arg, i;
- /*
- * collect args and prepare cmd_line
- */
- if (magic != REX_PROM_MAGIC)
- start_arg = 1;
- else
- start_arg = 2;
- for (i = start_arg; i < argc; i++) {
- strcat(arcs_cmdline, argv[i]);
- if (i < (argc - 1))
- strcat(arcs_cmdline, " ");
- }
- #ifdef PROM_DEBUG
- prom_printf("arcs_cmdline: %sn", &(arcs_cmdline[0]));
- #endif
- }