1 /* $NetBSD: adbvar.h,v 1.1 2007/01/17 23:20:16 macallan Exp $ */ 2 3 /*- 4 * Copyright (c) 2006 Michael Lorenz 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of The NetBSD Foundation nor the names of its 16 * contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: adbvar.h,v 1.1 2007/01/17 23:20:16 macallan Exp $"); 34 35 #ifndef ADBVAR_H 36 #define ADBVAR_H 37 38 #define ADB_CMDADDR(cmd) ((u_int8_t)((cmd) & 0xf0) >> 4) 39 #define ADBFLUSH(dev) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x01) 40 #define ADBLISTEN(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x08 | (reg)) 41 #define ADBTALK(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg)) 42 43 struct adb_bus_accessops { 44 void *cookie; 45 /* cookie, poll, address/command, length, data */ 46 int (*send)(void *, int, int, int, uint8_t *); 47 void (*poll)(void *); 48 void (*autopoll)(void *, int); /* bitmask of ADB addresses to poll */ 49 int (*set_handler)(void *, void (*)(void *, int, uint8_t *), void *); 50 }; 51 52 struct adb_device { 53 void *cookie; 54 void (*handler)(void *, int, uint8_t *); 55 int current_addr; 56 int original_addr; 57 int handler_id; 58 }; 59 60 struct adb_attach_args { 61 struct adb_bus_accessops *ops; 62 struct adb_device *dev; 63 }; 64 65 int nadb_print(void *, const char *); 66 67 68 #endif /* ADBVAR_H */ 69