1/* $NetBSD: vrc4172gpioreg.h,v 1.1 2000/11/11 04:42:08 sato Exp $ */ 2 3/* 4 * Copyright (c) 2000 SATO Kazumi. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions, and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28/* 29 * Vrc4172 GPIO (General Purpose I/O) Unit Registers. 30 */ 31#define VRC2_EXGPREG_MAX 0x4a 32#define VRC2_EXGP_NPORTS 24 33#define VRC2_EXGP_OFFSET 0x40 34 35#define VRC2_EXGPDATA VRC2_EXGPDATA0 36#define VRC2_EXGPDIR VRC2_EXGPDIR0 37#define VRC2_EXGPINTEN VRC2_EXGPINTEN0 38#define VRC2_EXGPINTST VRC2_EXGPINTST0 39#define VRC2_EXGPINTTYP VRC2_EXGPINTTYP0 40 41#define VRC2_EXGPDATA0 0x00 /* I/O data (0..15) */ 42#define VRC2_EXGPDIR0 0x02 /* direction (0..15) */ 43#define VRC2_EXGPINTEN0 0x04 /* interrupt enable (0..15) */ 44#define VRC2_EXGPINTST0 0x06 /* interrupt status (0..15) */ 45#define VRC2_EXGPINTTYP0 0x08 /* interrupt type (0..15) */ 46#define VRC2_EXGPINTLV0L 0x0a /* interrupt level low (0..15) */ 47#define VRC2_EXGPINTLV0H 0x0c /* interrupt level high (0..15) */ 48 49#define VRC2_EXGPDATA1 0x40 /* I/O data (16..23) */ 50#define VRC2_EXGPDIR1 0x42 /* direction (16..23) */ 51#define VRC2_EXGPINTEN1 0x44 /* interrupt enable (16..23) */ 52#define VRC2_EXGPINTST1 0x46 /* interrupt status (16..23) */ 53#define VRC2_EXGPINTTYP1 0x48 /* interrupt type (16..23) */ 54#define VRC2_EXGPINTLV1L 0x4a /* interrupt level low (16..23) */ 55 56#define VRC2_EXGPINTTYP_EDGE 1 57#define VRC2_EXGPINTTYP_LEVEL 0 58#define VRC2_EXGPINTAL_HIGH 1 59#define VRC2_EXGPINTAL_LOW 0 60#define VRC2_EXGPINTHT_HOLD 1 61#define VRC2_EXGPINTHT_THROUGH 0 62 63/* end */ 64