/* * cmdline.c: read the command line passed to us by the PROM. * * Copyright (C) 1998 Harald Koerfgen * Copyright (C) 2002, 2004 Maciej W. Rozycki */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/string.h> #include <linux/types.h> #include <asm/bootinfo.h> #include <asm/dec/prom.h> #undef PROM_DEBUG void __init prom_init_cmdline(s32 argc, s32 *argv, u32 magic) { char *arg; int start_arg, i; /* * collect args and prepare cmd_line */ if (!prom_is_rex(magic)) start_arg = 1; else start_arg = 2; for (i = start_arg; i < argc; i++) { arg = (void *)(long)(argv[i]); strcat(arcs_cmdline, arg); if (i < (argc - 1)) strcat(arcs_cmdline, " "); } #ifdef PROM_DEBUG printk("arcs_cmdline: %s\n", &(arcs_cmdline[0])); #endif }