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Diffstat (limited to 'arch/mips/dec/prom/cmdline.c')
-rw-r--r-- | arch/mips/dec/prom/cmdline.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/dec/prom/cmdline.c b/arch/mips/dec/prom/cmdline.c new file mode 100644 index 0000000000..3ed63280ae --- /dev/null +++ b/arch/mips/dec/prom/cmdline.c @@ -0,0 +1,40 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * 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 +} |