arch/m68k/include/asm/ide.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  *  Copyright (C) 1994-1996  Linus Torvalds & authors
   4  */
   5
   6 /* Copyright(c) 1996 Kars de Jong */
   7 /* Based on the ide driver from 1.2.13pl8 */
   8
   9 /*
  10  * Credits (alphabetical):
  11  *
  12  *  - Bjoern Brauel
  13  *  - Kars de Jong
  14  *  - Torsten Ebeling
  15  *  - Dwight Engen
  16  *  - Thorsten Floeck
  17  *  - Roman Hodek
  18  *  - Guenther Kelleter
  19  *  - Chris Lawrence
  20  *  - Michael Rausch
  21  *  - Christian Sauer
  22  *  - Michael Schmitz
  23  *  - Jes Soerensen
  24  *  - Michael Thurm
  25  *  - Geert Uytterhoeven
  26  */
  27
  28 #ifndef _M68K_IDE_H
  29 #define _M68K_IDE_H
  30
  31 #ifdef __KERNEL__
  32 #include <asm/setup.h>
  33 #include <asm/io.h>
  34 #include <asm/irq.h>
  35
  36 #ifdef CONFIG_MMU
  37
  38 /*
  39  * Get rid of defs from io.h - ide has its private and conflicting versions
  40  * Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we
  41  * always use the `raw' MMIO versions
  42  */
  43 #undef readb
  44 #undef readw
  45 #undef writeb
  46 #undef writew
  47
  48 #define readb                           in_8
  49 #define readw                           in_be16
  50 #define __ide_mm_insw(port, addr, n)    raw_insw((u16 *)port, addr, n)
  51 #define __ide_mm_insl(port, addr, n)    raw_insl((u32 *)port, addr, n)
  52 #define writeb(val, port)               out_8(port, val)
  53 #define writew(val, port)               out_be16(port, val)
  54 #define __ide_mm_outsw(port, addr, n)   raw_outsw((u16 *)port, addr, n)
  55 #define __ide_mm_outsl(port, addr, n)   raw_outsl((u32 *)port, addr, n)
  56
  57 #else
  58
  59 #define __ide_mm_insw(port, addr, n)    io_insw((unsigned int)port, addr, n)
  60 #define __ide_mm_insl(port, addr, n)    io_insl((unsigned int)port, addr, n)
  61 #define __ide_mm_outsw(port, addr, n)   io_outsw((unsigned int)port, addr, n)
  62 #define __ide_mm_outsl(port, addr, n)   io_outsl((unsigned int)port, addr, n)
  63
  64 #endif /* CONFIG_MMU */
  65
  66 #endif /* __KERNEL__ */
  67 #endif /* _M68K_IDE_H */