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/*
* linux/arch/mips/philips-hpc/nino/prom.c
*
* Copyright (C) 2001 Steven J. Hill (sjhill@realitydiluted.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Early initialization code for the Nino.
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <asm/bootinfo.h>
char arcs_cmdline[COMMAND_LINE_SIZE];
#ifdef CONFIG_LL_DEBUG
extern void init_uart(void);
int __init prom_printf(const char * fmt, ...)
{
extern void serial_outc(char);
static char buf[1024];
va_list args;
char c;
int i = 0;
/*
* Printing messages via serial port
*/
va_start(args, fmt);
vsprintf(buf, fmt, args);
va_end(args);
for (i = 0; buf[i] != '\0'; i++) {
c = buf[i];
if (c == '\n')
serial_outc('\r');
serial_outc(c);
}
return i;
}
#endif
/* Do basic initialization */
void __init prom_init(int argc, char **argv,
unsigned long magic, int *prom_vec)
{
int i;
/*
* collect args and prepare cmd_line
*/
for (i = 1; i < argc; i++) {
strcat(arcs_cmdline, argv[i]);
if (i < (argc - 1))
strcat(arcs_cmdline, " ");
}
#ifdef CONFIG_LL_DEBUG
earlyInitUartPR31700();
#endif
mips_machgroup = MACH_GROUP_PHILIPS;
mips_machtype = MACH_PHILIPS_NINO;
/* Add memory region */
#ifdef CONFIG_NINO_4MB
add_memory_region(0, 4 << 20, BOOT_MEM_RAM);
#elif CONFIG_NINO_8MB
add_memory_region(0, 8 << 20, BOOT_MEM_RAM);
#elif CONFIG_NINO_16MB
add_memory_region(0, 16 << 20, BOOT_MEM_RAM);
#endif
}
void __init prom_free_prom_memory (void)
{
}
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