| /* | |
| * prom.c: | |
| * | |
| * Copyright 2008 NXP Semiconductors | |
| * Chris Steel <chris.steel@nxp.com> | |
| * Daniel Laird <daniel.j.laird@nxp.com> | |
| * | |
| * Based on software written by: | |
| * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License as published by | |
| * the Free Software Foundation; either version 2 of the License, or | |
| * (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| */ | |
| #include <linux/init.h> | |
| #include <asm/bootinfo.h> | |
| #include <linux/string.h> | |
| void __init prom_init_cmdline(void) | |
| { | |
| int argc = fw_arg0; | |
| char **argv = (char **)fw_arg1; | |
| char *c = &(arcs_cmdline[0]); | |
| int i; | |
| for (i = 1; i < argc; i++) { | |
| strcpy(c, argv[i]); | |
| c += strlen(argv[i]); | |
| if (i < argc-1) | |
| *c++ = ' '; | |
| } | |
| *c = 0; | |
| } | |
| char __init *prom_getenv(char *envname) | |
| { | |
| extern char **prom_envp; | |
| char **env = prom_envp; | |
| int i; | |
| i = strlen(envname); | |
| while (*env) { | |
| if (strncmp(envname, *env, i) == 0 && *(*env+i) == '=') | |
| return *env + i + 1; | |
| env++; | |
| } | |
| return 0; | |
| } | |
| void __init prom_free_prom_memory(void) | |
| { | |
| } |