70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*
|
|
* 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)
|
|
{
|
|
}
|