xref: /netbsd-src/sys/arch/macppc/dev/adbvar.h (revision 274254cdae52594c1aa480a736aef78313d15c9c)
1 /*	$NetBSD: adbvar.h,v 1.13 2009/03/14 14:46:01 dsl 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 typedef struct adb_trace_xlate_s {
45 	int     params;
46 	char   *string;
47 }       adb_trace_xlate_t;
48 
49 extern adb_trace_xlate_t adb_trace_xlations[];
50 
51 #ifdef DEBUG
52 #ifndef ADB_DEBUG
53 #define ADB_DEBUG
54 #endif
55 #endif
56 
57 #ifdef ADB_DEBUG
58 extern int	adb_debug;
59 #endif
60 
61 typedef void *Ptr;
62 typedef void **Handle;
63 
64 /* ADB Manager */
65 typedef struct {
66 	Ptr siServiceRtPtr;
67 	Ptr siDataAreaAddr;
68 } ADBSetInfoBlock;
69 typedef struct {
70 	unsigned char	devType;
71 	unsigned char	origADBAddr;
72 	Ptr		dbServiceRtPtr;
73 	Ptr		dbDataAreaAddr;
74 } ADBDataBlock;
75 
76 struct adb_softc {
77 	struct device sc_dev;
78 	char *sc_regbase;
79 };
80 
81 typedef void (adbComp)(void *, volatile int *, int);
82 
83 /* adb_direct.c */
84 extern int adbHardware;
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_PMU		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_intr(void *);
99 int	adb_poweroff(void);
100 void	adb_restart(void);
101 void	adb_cuda_autopoll(void);
102 int	adb_intr_cuda(void *);
103 int	CountADBs(void);
104 void	ADBReInit(void);
105 int	GetIndADB(ADBDataBlock * info, int index);
106 int	GetADBInfo(ADBDataBlock * info, int adbAddr);
107 int	SetADBInfo(ADBSetInfoBlock * info, int adbAddr);
108 int	ADBOp(Ptr buffer, adbComp *compRout, Ptr data, short commandNum);
109 int	adb_read_date_time(unsigned long *t);
110 int	adb_set_date_time(unsigned long t);
111 
112 int	adb_op_sync(Ptr, adbComp *, Ptr, short);
113 void	adb_op_comprout(void *, volatile int *, int);
114