1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Based on Ocelot Linux port, which is
4 * Copyright 2001 MontaVista Software Inc.
5 * Author: jsun@mvista.com or jsun@junsun.net
7 * Copyright 2003 ICT CAS
8 * Author: Michael Guo <guoyi@ict.ac.cn>
10 * Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology
11 * Author: Fuxin Zhang, zhangfx@lemote.com
13 * Copyright (C) 2009 Lemote Inc.
14 * Author: Wu Zhangjin, wuzhangjin@gmail.com
16 #include <asm/bootinfo.h>
20 void __init prom_init_cmdline(void)
23 /* pmon passes arguments in 32bit pointers */
28 /* firmware arguments are initialized in head.S */
30 _prom_argv = (int *)fw_arg1;
32 /* arg[0] is "g", the rest is boot parameters */
33 arcs_cmdline[0] = '\0';
34 for (i = 1; i < prom_argc; i++) {
35 l = (long)_prom_argv[i];
36 if (strlen(arcs_cmdline) + strlen(((char *)l) + 1)
37 >= sizeof(arcs_cmdline))
39 strcat(arcs_cmdline, ((char *)l));
40 strcat(arcs_cmdline, " ");