kernel-ark/arch/mips/mipssim/sim_setup.c
Ralf Baechle 56eccc36dd MIPS: MIPSsim: Fix uniprocessor build.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2011-07-20 23:12:11 +01:00

100 lines
2.1 KiB
C

/*
* Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope 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/string.h>
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/ioport.h>
#include <linux/tty.h>
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <linux/serial_8250.h>
#include <asm/cpu.h>
#include <asm/bootinfo.h>
#include <asm/mips-boards/generic.h>
#include <asm/mips-boards/prom.h>
#include <asm/time.h>
#include <asm/mips-boards/sim.h>
#include <asm/mips-boards/simint.h>
#include <asm/smp-ops.h>
static void __init serial_init(void);
unsigned int _isbonito;
const char *get_system_type(void)
{
return "MIPSsim";
}
void __init plat_mem_setup(void)
{
set_io_port_base(0xbfd00000);
serial_init();
}
extern struct plat_smp_ops ssmtc_smp_ops;
void __init prom_init(void)
{
set_io_port_base(0xbfd00000);
prom_meminit();
if (cpu_has_mipsmt) {
if (!register_vsmp_smp_ops())
return;
#ifdef CONFIG_MIPS_MT_SMTC
register_smp_ops(&ssmtc_smp_ops);
return;
#endif
}
register_up_smp_ops();
}
static void __init serial_init(void)
{
#ifdef CONFIG_SERIAL_8250
struct uart_port s;
memset(&s, 0, sizeof(s));
s.iobase = 0x3f8;
/* hardware int 4 - the serial int, is CPU int 6
but poll for now */
s.irq = 0;
s.uartclk = 1843200;
s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
s.iotype = UPIO_PORT;
s.regshift = 0;
s.timeout = 4;
if (early_serial_setup(&s) != 0) {
printk(KERN_ERR "Serial setup failed!\n");
}
#endif
}