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adbvar.h revision 1.4 
      1 /*	$NetBSD: adbvar.h,v 1.4 2000/12/19 02:50:11 tsubai Exp $	*/
      2 
      3 /*-
      4  * Copyright (C) 1994	Bradley A. Grantham
      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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Bradley A. Grantham.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 #include <machine/adbsys.h>
     34 
     35 /*
     36  * Arguments used to attach a device to the Apple Desktop Bus
     37  */
     38 struct adb_attach_args {
     39 	int	origaddr;
     40 	int	adbaddr;
     41 	int	handler_id;
     42 };
     43 
     44 #define ADB_MAXTRACE	(NBPG / sizeof(int) - 1)
     45 extern int adb_traceq[ADB_MAXTRACE];
     46 extern int adb_traceq_tail;
     47 extern int adb_traceq_len;
     48 
     49 typedef struct adb_trace_xlate_s {
     50 	int     params;
     51 	char   *string;
     52 }       adb_trace_xlate_t;
     53 
     54 extern adb_trace_xlate_t adb_trace_xlations[];
     55 
     56 #ifdef DEBUG
     57 #ifndef ADB_DEBUG
     58 #define ADB_DEBUG
     59 #endif
     60 #endif
     61 
     62 #ifdef ADB_DEBUG
     63 extern int	adb_debug;
     64 #endif
     65 
     66 typedef caddr_t Ptr;
     67 typedef caddr_t *Handle;
     68 
     69 /* ADB Manager */
     70 typedef struct {
     71 	Ptr siServiceRtPtr;
     72 	Ptr siDataAreaAddr;
     73 } ADBSetInfoBlock;
     74 typedef struct {
     75 	unsigned char	devType;
     76 	unsigned char	origADBAddr;
     77 	Ptr		dbServiceRtPtr;
     78 	Ptr		dbDataAreaAddr;
     79 } ADBDataBlock;
     80 
     81 struct adb_softc {
     82 	struct device sc_dev;
     83 	char *sc_regbase;
     84 };
     85 
     86 /* types of adb hardware that we (will eventually) support */
     87 #define ADB_HW_UNKNOWN		0x01	/* don't know */
     88 #define ADB_HW_II		0x02	/* Mac II series */
     89 #define ADB_HW_IISI		0x03	/* Mac IIsi series */
     90 #define ADB_HW_PB		0x04	/* PowerBook series */
     91 #define ADB_HW_CUDA		0x05	/* Machines with a Cuda chip */
     92 
     93 #define ADB_CMDADDR(cmd)	((u_int8_t)((cmd) & 0xf0) >> 4)
     94 #define ADBFLUSH(dev)		((((u_int8_t)(dev) & 0x0f) << 4) | 0x01)
     95 #define ADBLISTEN(dev, reg)	((((u_int8_t)(dev) & 0x0f) << 4) | 0x08 | (reg))
     96 #define ADBTALK(dev, reg)	((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg))
     97 
     98 int	adb_poweroff __P((void));
     99 int	CountADBs __P((void));
    100 void	ADBReInit __P((void));
    101 int	GetIndADB __P((ADBDataBlock * info, int index));
    102 int	GetADBInfo __P((ADBDataBlock * info, int adbAddr));
    103 int	SetADBInfo __P((ADBSetInfoBlock * info, int adbAddr));
    104 int	ADBOp __P((Ptr buffer, Ptr compRout, Ptr data, short commandNum));
    105 int	adb_read_date_time __P((unsigned long *t));
    106 int	adb_set_date_time __P((unsigned long t));
    107 
    108 int	adb_op_sync __P((Ptr, Ptr, Ptr, short));
    109 void	adb_op_comprout __P((caddr_t, caddr_t, int));
    110