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/*
* arch/mips/danube/prom.c
*
* 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.
*
* Copyright (C) 2005 Wu Qi Ming infineon
*
* Rewrite of Infineon Danube code, thanks to infineon for the support,
* software and hardware
*
* Copyright (C) 2007 John Crispin <blogic@openwrt.org>
*
*/
#include <linux/init.h>
#include <linux/bootmem.h>
#include <asm/bootinfo.h>
#include <asm/danube/danube.h>
static char buf[1024];
void
prom_free_prom_memory (void)
{
}
const char *
get_system_type (void)
{
return BOARD_SYSTEM_TYPE;
}
void
prom_putchar (char c)
{
while ((readl(DANUBE_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
if (c == '\n')
writel('\r', DANUBE_ASC1_TBUF);
writel(c, DANUBE_ASC1_TBUF);
}
void
prom_printf (const char * fmt, ...)
{
va_list args;
int l;
char *p, *buf_end;
va_start(args, fmt);
l = vsprintf(buf, fmt, args);
va_end(args);
buf_end = buf + l;
for (p = buf; p < buf_end; p++)
{
prom_putchar(*p);
}
}
void __init
prom_init(void)
{
mips_machgroup = MACH_GROUP_DANUBE;
mips_machtype = MACH_INFINEON_DANUBE;
strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit");
add_memory_region (0x00000000, 0x2000000, BOOT_MEM_RAM);
}
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