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/*
* linux/arch/mips/tx4938/toshiba_rbtx4938/prom.c
*
* rbtx4938 specific prom routines
* Copyright (C) 2000-2001 Toshiba Corporation
*
* 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is
* licensed "as is" without any warranty of any kind, whether express
* or implied.
*
* Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
*/
#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/tx4938/tx4938.h>
void __init prom_init_cmdline(void)
{
int argc = (int) fw_arg0;
char **argv = (char **) fw_arg1;
int i;
/* ignore all built-in args if any f/w args given */
if (argc > 1) {
*arcs_cmdline = '\0';
}
for (i = 1; i < argc; i++) {
if (i != 1) {
strcat(arcs_cmdline, " ");
}
strcat(arcs_cmdline, argv[i]);
}
}
void __init prom_init(void)
{
extern int tx4938_get_mem_size(void);
int msize;
#ifndef CONFIG_TX4938_NAND_BOOT
prom_init_cmdline();
#endif
mips_machgroup = MACH_GROUP_TOSHIBA;
mips_machtype = MACH_TOSHIBA_RBTX4938;
msize = tx4938_get_mem_size();
add_memory_region(0, msize << 20, BOOT_MEM_RAM);
return;
}
unsigned long __init prom_free_prom_memory(void)
{
return 0;
}
void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
{
return;
}
const char *get_system_type(void)
{
return "Toshiba RBTX4938";
}
char * __init prom_getcmdline(void)
{
return &(arcs_cmdline[0]);
}
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