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/*
* arch/sh/boards/landisk/setup.c
*
* Copyright (C) 2000 Kazumoto Kojima
* Copyright (C) 2002 Paul Mundt
*
* I-O DATA Device, Inc. LANDISK Support.
*
* Modified for LANDISK by
* Atom Create Engineering Co., Ltd. 2002.
*
* modifed by kogiidena
* 2005.09.16
*
* 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/config.h>
#include <linux/init.h>
#include <linux/pm.h>
#include <linux/mm.h>
#include <asm/machvec.h>
#include <asm/rtc.h>
#include <asm/landisk/iodata_landisk.h>
#include <asm/io.h>
void landisk_time_init(void);
void init_landisk_IRQ(void);
int landisk_ledparam;
int landisk_buzzerparam;
int landisk_arch;
/* cycle the led's in the clasic knightrider/sun pattern */
static void heartbeat_landisk(void)
{
static unsigned int cnt = 0, blink = 0x00, period = 25;
volatile u8 *p = (volatile u8 *)PA_LED;
char data;
if ((landisk_ledparam & 0x080) == 0)
return;
cnt += 1;
if (cnt < period)
return;
cnt = 0;
blink++;
data = (blink & 0x01) ? (landisk_ledparam >> 16) : 0;
data |= (blink & 0x02) ? (landisk_ledparam >> 8) : 0;
data |= landisk_ledparam;
/* buzzer */
if (landisk_buzzerparam & 0x1) {
data |= 0x80;
} else {
data &= 0x7f;
}
*p = data;
if (((landisk_ledparam & 0x007f7f00) == 0) &&
(landisk_buzzerparam == 0))
landisk_ledparam &= (~0x0080);
landisk_buzzerparam >>= 1;
}
static void landisk_power_off(void)
{
ctrl_outb(0x01, PA_SHUTDOWN);
}
static void check_usl5p(void)
{
volatile u8 *p = (volatile u8 *)PA_LED;
u8 tmp1, tmp2;
tmp1 = *p;
*p = 0x40;
tmp2 = *p;
*p = tmp1;
landisk_arch = (tmp2 == 0x40);
if (landisk_arch == 1) {
/* arch == usl-5p */
landisk_ledparam = 0x00000380;
landisk_ledparam |= (tmp1 & 0x07c);
} else {
/* arch == landisk */
landisk_ledparam = 0x02000180;
landisk_ledparam |= 0x04;
}
}
void *area5_io_base;
void *area6_io_base;
static int __init landisk_cf_init(void)
{
pgprot_t prot;
unsigned long paddrbase, psize;
/* open I/O area window */
paddrbase = virt_to_phys((void *)PA_AREA5_IO);
psize = PAGE_SIZE;
prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
area5_io_base = p3_ioremap(paddrbase, psize, prot.pgprot);
if (!area5_io_base) {
printk("allocate_cf_area : can't open CF I/O window!\n");
return -ENOMEM;
}
paddrbase = virt_to_phys((void *)PA_AREA6_IO);
psize = PAGE_SIZE;
prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_IO16);
area6_io_base = p3_ioremap(paddrbase, psize, prot.pgprot);
if (!area6_io_base) {
printk("allocate_cf_area : can't open HDD I/O window!\n");
return -ENOMEM;
}
printk(KERN_INFO "Allocate Area5/6 success.\n");
/* XXX : do we need attribute and common-memory area also? */
return 0;
}
static void __init landisk_setup(char **cmdline_p)
{
device_initcall(landisk_cf_init);
landisk_buzzerparam = 0;
check_usl5p();
printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
board_time_init = landisk_time_init;
pm_power_off = landisk_power_off;
}
/*
* The Machine Vector
*/
struct sh_machine_vector mv_landisk __initmv = {
.mv_name = "LANDISK",
.mv_setup = landisk_setup,
.mv_nr_irqs = 72,
.mv_inb = landisk_inb,
.mv_inw = landisk_inw,
.mv_inl = landisk_inl,
.mv_outb = landisk_outb,
.mv_outw = landisk_outw,
.mv_outl = landisk_outl,
.mv_inb_p = landisk_inb_p,
.mv_inw_p = landisk_inw,
.mv_inl_p = landisk_inl,
.mv_outb_p = landisk_outb_p,
.mv_outw_p = landisk_outw,
.mv_outl_p = landisk_outl,
.mv_insb = landisk_insb,
.mv_insw = landisk_insw,
.mv_insl = landisk_insl,
.mv_outsb = landisk_outsb,
.mv_outsw = landisk_outsw,
.mv_outsl = landisk_outsl,
.mv_ioport_map = landisk_ioport_map,
.mv_init_irq = init_landisk_IRQ,
#ifdef CONFIG_HEARTBEAT
.mv_heartbeat = heartbeat_landisk,
#endif
};
ALIAS_MV(landisk)
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