/* * Copyright (C) NEC Electronics Corporation 2004-2006 * * This file is based on the arch/mips/ddb5xxx/common/prom.c * * Copyright 2001 MontaVista Software Inc. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/mm.h> #include <linux/sched.h> #include <linux/bootmem.h> #include <asm/addrspace.h> #include <asm/bootinfo.h> #include <asm/emma/emma2rh.h> const char *get_system_type(void) { #ifdef CONFIG_NEC_MARKEINS return "NEC EMMA2RH Mark-eins"; #else #error Unknown NEC board #endif } /* [jsun@junsun.net] PMON passes arguments in C main() style */ void __init prom_init(void) { int argc = fw_arg0; char **arg = (char **)fw_arg1; int i; /* if user passes kernel args, ignore the default one */ if (argc > 1) arcs_cmdline[0] = '\0'; /* arg[0] is "g", the rest is boot parameters */ for (i = 1; i < argc; i++) { if (strlen(arcs_cmdline) + strlen(arg[i]) + 1 >= sizeof(arcs_cmdline)) break; strcat(arcs_cmdline, arg[i]); strcat(arcs_cmdline, " "); } #ifdef CONFIG_NEC_MARKEINS add_memory_region(0, EMMA2RH_RAM_SIZE, BOOT_MEM_RAM); #else #error Unknown NEC board #endif } void __init prom_free_prom_memory(void) { }