64 lines
2.7 KiB
C
64 lines
2.7 KiB
C
/* $NetBSD: vrc4172gpioreg.h,v 1.2 2001/05/06 14:25:16 takemura Exp $ */
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/*
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* Copyright (c) 2000 SATO Kazumi. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Vrc4172 GPIO (General Purpose I/O) Unit Registers.
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*/
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#define VRC2_EXGPREG_MAX 0x4a
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#define VRC2_EXGP_NPORTS 24
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#define VRC2_EXGP_OFFSET 0x40
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#define VRC2_EXGPDATA VRC2_EXGPDATA0
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#define VRC2_EXGPDIR VRC2_EXGPDIR0
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#define VRC2_EXGPINTEN VRC2_EXGPINTEN0
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#define VRC2_EXGPINTST VRC2_EXGPINTST0
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#define VRC2_EXGPINTTYP VRC2_EXGPINTTYP0
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#define VRC2_EXGPDATA0 0x00 /* I/O data (0..15) */
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#define VRC2_EXGPDIR0 0x02 /* direction (0..15) */
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#define VRC2_EXGPINTEN0 0x04 /* interrupt enable (0..15) */
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#define VRC2_EXGPINTST0 0x06 /* interrupt status (0..15) */
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#define VRC2_EXGPINTTYP0 0x08 /* interrupt type (0..15) */
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#define VRC2_EXGPINTLV0L 0x0a /* interrupt level low (0..15) */
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#define VRC2_EXGPINTLV0H 0x0c /* interrupt level high (0..15) */
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#define VRC2_EXGPDATA1 0x40 /* I/O data (16..23) */
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#define VRC2_EXGPDIR1 0x42 /* direction (16..23) */
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#define VRC2_EXGPINTEN1 0x44 /* interrupt enable (16..23) */
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#define VRC2_EXGPINTST1 0x46 /* interrupt status (16..23) */
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#define VRC2_EXGPINTTYP1 0x48 /* interrupt type (16..23) */
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#define VRC2_EXGPINTLV1L 0x4a /* interrupt level low (16..23) */
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#define VRC2_EXGPINTTYP_EDGE 1
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#define VRC2_EXGPINTTYP_LEVEL 0
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#define VRC2_EXGPINTAL_HIGH 1
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#define VRC2_EXGPINTAL_LOW 0
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#define VRC2_EXGPINTHT_HOLD 1
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#define VRC2_EXGPINTHT_THROUGH 0
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/* end */
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