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/*
* Copyright 2001 MontaVista Software Inc.
* Author: jsun@mvista.com or jsun@junsun.net
*
* 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.
*/
#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/pmon.h>
struct callvectors* debug_vectors;
extern unsigned long gt64120_base;
const char *get_system_type(void)
{
return "Momentum Ocelot";
}
/* [jsun@junsun.net] PMON passes arguments in C main() style */
void __init prom_init(void)
{
int argc = fw_arg0;
char **arg = (char **) fw_arg1;
char **env = (char **) fw_arg2;
struct callvectors *cv = (struct callvectors *) fw_arg3;
int i;
/* save the PROM vectors for debugging use */
debug_vectors = cv;
/* arg[0] is "g", the rest is boot parameters */
arcs_cmdline[0] = '\0';
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, " ");
}
mips_machgroup = MACH_GROUP_MOMENCO;
mips_machtype = MACH_MOMENCO_OCELOT;
while (*env) {
if (strncmp("gtbase", *env, 6) == 0) {
gt64120_base = simple_strtol(*env + strlen("gtbase="),
NULL, 16);
break;
}
*env++;
}
debug_vectors->printf("Booting Linux kernel...\n");
/* All the boards have at least 64MiB. If there's more, we
detect and register it later */
add_memory_region(0, 64 << 20, BOOT_MEM_RAM);
}
void __init prom_free_prom_memory(void)
{
}
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