Home | History | Annotate | Line # | Download | only in adb
adbvar.h revision 1.1.46.1 
      1 /*	$NetBSD: adbvar.h,v 1.1.46.1 2008/05/18 12:33:34 yamt 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 __KERNEL_RCSID(0, "$NetBSD: adbvar.h,v 1.1.46.1 2008/05/18 12:33:34 yamt Exp $");
     31 
     32 #ifndef ADBVAR_H
     33 #define ADBVAR_H
     34 
     35 #define ADB_CMDADDR(cmd)	((u_int8_t)((cmd) & 0xf0) >> 4)
     36 #define ADBFLUSH(dev)		((((u_int8_t)(dev) & 0x0f) << 4) | 0x01)
     37 #define ADBLISTEN(dev, reg)	((((u_int8_t)(dev) & 0x0f) << 4) | 0x08 | (reg))
     38 #define ADBTALK(dev, reg)	((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg))
     39 
     40 struct adb_bus_accessops {
     41 	void *cookie;
     42 	/* cookie, poll, address/command, length, data */
     43 	int (*send)(void *, int, int, int, uint8_t *);
     44 	void (*poll)(void *);
     45 	void (*autopoll)(void *, int);	/* bitmask of ADB addresses to poll */
     46 	int (*set_handler)(void *, void (*)(void *, int, uint8_t *), void *);
     47 };
     48 
     49 struct adb_device {
     50 	void *cookie;
     51 	void (*handler)(void *, int, uint8_t *);
     52 	int current_addr;
     53 	int original_addr;
     54 	int handler_id;
     55 };
     56 
     57 struct adb_attach_args {
     58 	struct adb_bus_accessops *ops;
     59 	struct adb_device *dev;
     60 };
     61 
     62 int nadb_print(void *, const char *);
     63 
     64 
     65 #endif /* ADBVAR_H */
     66