sys/arch/arm/include/pio.h

   1 /*      $NetBSD: pio.h,v 1.2 2011/07/01 21:20:33 dyoung Exp $   */
   2
   3 /*
   4  * Copyright 1997
   5  * Digital Equipment Corporation. All rights reserved.
   6  *
   7  * This software is furnished under license and may be used and
   8  * copied only in accordance with the following terms and conditions.
   9  * Subject to these conditions, you may download, copy, install,
  10  * use, modify and distribute this software in source and/or binary
  11  * form. No title or ownership is transferred hereby.
  12  *
  13  * 1) Any source code used, modified or distributed must reproduce
  14  *    and retain this copyright notice and list of conditions as
  15  *    they appear in the source file.
  16  *
  17  * 2) No right is granted to use any trade name, trademark, or logo of
  18  *    Digital Equipment Corporation. Neither the "Digital Equipment
  19  *    Corporation" name nor any trademark or logo of Digital Equipment
  20  *    Corporation may be used to endorse or promote products derived
  21  *    from this software without the prior written permission of
  22  *    Digital Equipment Corporation.
  23  *
  24  * 3) This software is provided "AS-IS" and any express or implied
  25  *    warranties, including but not limited to, any implied warranties
  26  *    of merchantability, fitness for a particular purpose, or
  27  *    non-infringement are disclaimed. In no event shall DIGITAL be
  28  *    liable for any damages whatsoever, and in particular, DIGITAL
  29  *    shall not be liable for special, indirect, consequential, or
  30  *    incidental damages or damages for lost profits, loss of
  31  *    revenue or loss of use, whether such damages arise in contract,
  32  *    negligence, tort, under statute, in equity, at law or otherwise,
  33  *    even if advised of the possibility of such damage.
  34  */
  35
  36 #ifndef _ARM32_PIO_H_
  37 #define _ARM32_PIO_H_
  38
  39 #include <sys/bus.h>
  40
  41 extern struct bus_space isa_io_bs_tag;
  42
  43 #define inb(port)        bus_space_read_1( &isa_io_bs_tag, (bus_space_handle_t)isa_io_bs_tag.bs_cookie, (port))
  44 #define outb(port, byte) bus_space_write_1(&isa_io_bs_tag, (bus_space_handle_t)isa_io_bs_tag.bs_cookie, (port), (byte))
  45
  46 #endif /* _ARM32_PIO_H_ */