1/* $NetBSD$ */ 2 3/* 4 * Copyright (c) 2005 HAMAJIMA Katsuomi. 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#ifndef _EPGPIOVAR_H_ 29#define _EPGPIOVAR_H_ 30 31typedef enum { 32 PORT_A = 0, 33 PORT_B = 1, 34 PORT_C = 2, 35 PORT_D = 3, 36 PORT_E = 4, 37 PORT_F = 5, 38 PORT_G = 6, 39 PORT_H = 7 40} epgpio_port; 41 42struct epgpio_softc; 43 44int epgpio_read(struct epgpio_softc *,epgpio_port, int bit); 45void epgpio_set(struct epgpio_softc *,epgpio_port, int bit); 46void epgpio_clear(struct epgpio_softc *,epgpio_port, int bit); 47void epgpio_in(struct epgpio_softc *,epgpio_port, int bit); 48void epgpio_out(struct epgpio_softc *,epgpio_port, int bit); 49 50void *epgpio_intr_establish(struct epgpio_softc *,epgpio_port, int bit, 51 int flag, int ipl, int (*)(void *), void *); 52void epgpio_intr_disestablish(struct epgpio_softc *,epgpio_port, int bit); 53 54/* interrupt flags */ 55#define EDGE_TRIGGER 0x01 56#define LEVEL_SENSE 0x00 57#define RISING_EDGE 0x02 58#define HIGH_LEVEL 0x02 59#define FALLING_EDGE 0x00 60#define LOW_LEVEL 0x00 61#define DEBOUNCE 0x04 62 63struct epgpio_attach_args { 64 struct epgpio_softc *ga_gc; 65 bus_space_tag_t ga_iot; /* Bus tag */ 66 bus_addr_t ga_addr; /* i/o address */ 67 int ga_port; 68 int ga_bit1; 69 int ga_bit2; 70}; 71 72#endif /* _EPGPIOVAR_H_ */ 73