a529b59060
This reverts commit ac1623625c.
It was premature to remove it now, we will do it post-2.6.26.
Thanks to Russell King for noticing the issue.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
91 lines
1.9 KiB
C
91 lines
1.9 KiB
C
/*
|
|
* Copyright (c) 2003-2004 Simtec Electronics
|
|
* Ben Dooks <ben@simtec.co.uk>
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/errno.h>
|
|
#include <linux/ide.h>
|
|
#include <linux/init.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
|
|
#include <asm/io.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/arch/map.h>
|
|
#include <asm/arch/bast-map.h>
|
|
#include <asm/arch/bast-irq.h>
|
|
|
|
#define DRV_NAME "bast-ide"
|
|
|
|
static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
|
|
{
|
|
ide_hwif_t *hwif;
|
|
hw_regs_t hw;
|
|
int i;
|
|
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
|
|
|
|
memset(&hw, 0, sizeof(hw));
|
|
|
|
base += BAST_IDE_CS;
|
|
aux += BAST_IDE_CS;
|
|
|
|
for (i = 0; i <= 7; i++) {
|
|
hw.io_ports_array[i] = (unsigned long)base;
|
|
base += 0x20;
|
|
}
|
|
|
|
hw.io_ports.ctl_addr = aux + (6 * 0x20);
|
|
hw.irq = irq;
|
|
hw.chipset = ide_generic;
|
|
|
|
hwif = ide_find_port();
|
|
if (hwif == NULL)
|
|
goto out;
|
|
|
|
i = hwif->index;
|
|
|
|
ide_init_port_data(hwif, i);
|
|
ide_init_port_hw(hwif, &hw);
|
|
hwif->port_ops = NULL;
|
|
|
|
idx[0] = i;
|
|
|
|
ide_device_add(idx, NULL);
|
|
out:
|
|
return 0;
|
|
}
|
|
|
|
static int __init bastide_init(void)
|
|
{
|
|
unsigned long base = BAST_VA_IDEPRI + BAST_IDE_CS;
|
|
|
|
/* we can treat the VR1000 and the BAST the same */
|
|
|
|
if (!(machine_is_bast() || machine_is_vr1000()))
|
|
return 0;
|
|
|
|
printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
|
|
|
|
if (!request_mem_region(base, 0x400000, DRV_NAME)) {
|
|
printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
|
|
return -EBUSY;
|
|
}
|
|
|
|
bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0);
|
|
bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
module_init(bastide_init);
|
|
|
|
MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver");
|