1. 根目录:
2. arch
3. m68k
4. include
5. asm
6. ide.h

/*
 *  Copyright (C) 1994-1996  Linus Torvalds & authors
 */

/* Copyright(c) 1996 Kars de Jong */
/* Based on the ide driver from 1.2.13pl8 */

/*
 * Credits (alphabetical):
 *
 *  - Bjoern Brauel
 *  - Kars de Jong
 *  - Torsten Ebeling
 *  - Dwight Engen
 *  - Thorsten Floeck
 *  - Roman Hodek
 *  - Guenther Kelleter
 *  - Chris Lawrence
 *  - Michael Rausch
 *  - Christian Sauer
 *  - Michael Schmitz
 *  - Jes Soerensen
 *  - Michael Thurm
 *  - Geert Uytterhoeven
 */

#ifndef _M68K_IDE_H
#define _M68K_IDE_H

#ifdef __KERNEL__
#include <asm/setup.h>
#include <asm/io.h>
#include <asm/irq.h>

#ifdef CONFIG_MMU

/*
 * Get rid of defs from io.h - ide has its private and conflicting versions
 * Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we
 * always use the `raw' MMIO versions
 */
#undef readb
#undef readw
#undef writeb
#undef writew

#define readb				in_8
#define readw				in_be16
#define __ide_mm_insw(port, addr, n)	raw_insw((u16 *)port, addr, n)
#define __ide_mm_insl(port, addr, n)	raw_insl((u32 *)port, addr, n)
#define writeb(val, port)		out_8(port, val)
#define writew(val, port)		out_be16(port, val)
#define __ide_mm_outsw(port, addr, n)	raw_outsw((u16 *)port, addr, n)
#define __ide_mm_outsl(port, addr, n)	raw_outsl((u32 *)port, addr, n)

#else

#define __ide_mm_insw(port, addr, n)	io_insw((unsigned int)port, addr, n)
#define __ide_mm_insl(port, addr, n)	io_insl((unsigned int)port, addr, n)
#define __ide_mm_outsw(port, addr, n)	io_outsw((unsigned int)port, addr, n)
#define __ide_mm_outsl(port, addr, n)	io_outsl((unsigned int)port, addr, n)

#endif /* CONFIG_MMU */

#endif /* __KERNEL__ */
#endif /* _M68K_IDE_H */