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Merge up to 2.6.10.
Merge of 2.6.x-xfs-melb:linux:21010a by kenmcd.

/*
 * 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.
 *
 * Copyright (C) 1994-1996  Linus Torvalds & authors
 *
 * Copied from i386; many of the especially older MIPS or ISA-based platforms
 * are basically identical.  Using this file probably implies i8259 PIC
 * support in a system but the very least interrupt numbers 0 - 15 need to
 * be put aside for legacy devices.
 */
#ifndef __ASM_MACH_GENERIC_IDE_H
#define __ASM_MACH_GENERIC_IDE_H

#ifdef __KERNEL__

#include <linux/config.h>

#ifndef MAX_HWIFS
# ifdef CONFIG_BLK_DEV_IDEPCI
#define MAX_HWIFS	10
# else
#define MAX_HWIFS	6
# endif
#endif

#define IDE_ARCH_OBSOLETE_DEFAULTS

static __inline__ int ide_default_irq(unsigned long base)
{
	switch (base) {
		case 0x1f0: return 14;
		case 0x170: return 15;
		case 0x1e8: return 11;
		case 0x168: return 10;
		case 0x1e0: return 8;
		case 0x160: return 12;
		default:
			return 0;
	}
}

static __inline__ unsigned long ide_default_io_base(int index)
{
	switch (index) {
		case 0:	return 0x1f0;
		case 1:	return 0x170;
		case 2: return 0x1e8;
		case 3: return 0x168;
		case 4: return 0x1e0;
		case 5: return 0x160;
		default:
			return 0;
	}
}

#define IDE_ARCH_OBSOLETE_INIT
#define ide_default_io_ctl(base)	((base) + 0x206) /* obsolete */

#ifdef CONFIG_BLK_DEV_IDEPCI
#define ide_init_default_irq(base)	(0)
#else
#define ide_init_default_irq(base)	ide_default_irq(base)
#endif

#include <asm-generic/ide_iops.h>

#endif /* __KERNEL__ */

#endif /* __ASM_MACH_GENERIC_IDE_H */