original_kernel/arch/mips/vr4181/osprey/setup.c

69 lines
1.6 KiB
C

/*
* linux/arch/mips/vr4181/setup.c
*
* VR41xx setup routines
*
* Copyright (C) 1999 Bradley D. LaRonde
* Copyright (C) 1999, 2000 Michael Klar
*
* Copyright 2001 MontaVista Software Inc.
* Author: jsun@mvista.com or jsun@junsun.net
* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
*/
#include <linux/ide.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <asm/reboot.h>
#include <asm/vr4181/vr4181.h>
#include <asm/io.h>
extern void nec_osprey_restart(char* c);
extern void nec_osprey_halt(void);
extern void nec_osprey_power_off(void);
extern void vr4181_init_serial(void);
extern void vr4181_init_time(void);
static void __init nec_osprey_setup(void)
{
set_io_port_base(VR4181_PORT_BASE);
isa_slot_offset = VR4181_ISAMEM_BASE;
vr4181_init_serial();
vr4181_init_time();
_machine_restart = nec_osprey_restart;
_machine_halt = nec_osprey_halt;
_machine_power_off = nec_osprey_power_off;
/* setup resource limit */
ioport_resource.end = 0xffffffff;
iomem_resource.end = 0xffffffff;
/* [jsun] hack */
/*
printk("[jsun] hack to change external ISA control register, %x -> %x\n",
(*VR4181_XISACTL),
(*VR4181_XISACTL) | 0x2);
*VR4181_XISACTL |= 0x2;
*/
// *VR4181_GPHIBSTH = 0x2000;
// *VR4181_GPMD0REG = 0x00c0;
// *VR4181_GPINTEN = 1<<6;
/* [jsun] I believe this will get the interrupt type right
* for the ether port.
*/
*VR4181_GPINTTYPL = 0x3000;
}
early_initcall(nec_osprey_setup);