1184299Snwhitehorn/*- 2184299Snwhitehorn * Copyright 2008 by Nathan Whitehorn. All rights reserved. 3184299Snwhitehorn * 4184299Snwhitehorn * Redistribution and use in source and binary forms, with or without 5184299Snwhitehorn * modification, are permitted provided that the following conditions 6184299Snwhitehorn * are met: 7184299Snwhitehorn * 1. Redistributions of source code must retain the above copyright 8184299Snwhitehorn * notice, this list of conditions and the following disclaimer. 9184299Snwhitehorn * 2. Redistributions in binary form must reproduce the above copyright 10184299Snwhitehorn * notice, this list of conditions and the following disclaimer in the 11184299Snwhitehorn * documentation and/or other materials provided with the distribution. 12184299Snwhitehorn * 13184299Snwhitehorn * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14184299Snwhitehorn * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15184299Snwhitehorn * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16184299Snwhitehorn * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17184299Snwhitehorn * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 18184299Snwhitehorn * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19184299Snwhitehorn * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 20184299Snwhitehorn * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 21184299Snwhitehorn * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22184299Snwhitehorn * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23184299Snwhitehorn * SUCH DAMAGE. 24184299Snwhitehorn * 25184299Snwhitehorn * $FreeBSD$ 26184299Snwhitehorn */ 27184299Snwhitehorn 28184299Snwhitehorn#ifndef _MACIO_MACGPIOVAR_H_ 29184299Snwhitehorn#define _MACIO_MACGPIOVAR_H_ 30184299Snwhitehorn 31185757Snwhitehorn/* relative offsets into gpio space */ 32185757Snwhitehorn#define GPIO_EXTINT_BASE 0x08 33185757Snwhitehorn#define GPIO_BASE 0x1a 34184299Snwhitehorn 35260533Sjhibbits#define GPIO_EXTINT_COUNT 0x12 36260533Sjhibbits#define GPIO_COUNT 0x11 37260533Sjhibbits 38260533Sjhibbits#define GPIO_LEVELS_0 0x50 39260533Sjhibbits#define GPIO_LEVELS_1 0x54 40260533Sjhibbits 41185757Snwhitehorn/* gpio bit definitions */ 42185757Snwhitehorn#define GPIO_DATA 0x01 /* GPIO data */ 43185757Snwhitehorn#define GPIO_LEVEL_RO 0x02 /* read-only level on pin */ 44185757Snwhitehorn#define GPIO_DDR_INPUT 0x00 /* use for input */ 45185757Snwhitehorn#define GPIO_DDR_OUTPUT 0x04 /* use for output */ 46184299Snwhitehorn 47184299Snwhitehornuint8_t macgpio_read(device_t dev); 48184299Snwhitehornvoid macgpio_write(device_t dev,uint8_t); 49184299Snwhitehorn 50184299Snwhitehorn#endif /* _MACIO_MACGPIOVAR_H_ */ 51