xref: /OK3568_Linux_fs/kernel/include/uapi/linux/adb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Definitions for ADB (Apple Desktop Bus) support.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun #ifndef _UAPI__ADB_H
6*4882a593Smuzhiyun #define _UAPI__ADB_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /* ADB commands */
9*4882a593Smuzhiyun #define ADB_BUSRESET		0
10*4882a593Smuzhiyun #define ADB_FLUSH(id)		(0x01 | ((id) << 4))
11*4882a593Smuzhiyun #define ADB_WRITEREG(id, reg)	(0x08 | (reg) | ((id) << 4))
12*4882a593Smuzhiyun #define ADB_READREG(id, reg)	(0x0C | (reg) | ((id) << 4))
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /* ADB default device IDs (upper 4 bits of ADB command byte) */
15*4882a593Smuzhiyun #define ADB_DONGLE	1	/* "software execution control" devices */
16*4882a593Smuzhiyun #define ADB_KEYBOARD	2
17*4882a593Smuzhiyun #define ADB_MOUSE	3
18*4882a593Smuzhiyun #define ADB_TABLET	4
19*4882a593Smuzhiyun #define ADB_MODEM	5
20*4882a593Smuzhiyun #define ADB_MISC	7	/* maybe a monitor */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define ADB_RET_OK	0
23*4882a593Smuzhiyun #define ADB_RET_TIMEOUT	3
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun /* The kind of ADB request. The controller may emulate some
26*4882a593Smuzhiyun    or all of those CUDA/PMU packet kinds */
27*4882a593Smuzhiyun #define ADB_PACKET	0
28*4882a593Smuzhiyun #define CUDA_PACKET	1
29*4882a593Smuzhiyun #define ERROR_PACKET	2
30*4882a593Smuzhiyun #define TIMER_PACKET	3
31*4882a593Smuzhiyun #define POWER_PACKET	4
32*4882a593Smuzhiyun #define MACIIC_PACKET	5
33*4882a593Smuzhiyun #define PMU_PACKET	6
34*4882a593Smuzhiyun #define ADB_QUERY	7
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun /* ADB queries */
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun /* ADB_QUERY_GETDEVINFO
39*4882a593Smuzhiyun  * Query ADB slot for device presence
40*4882a593Smuzhiyun  * data[2] = id, rep[0] = orig addr, rep[1] = handler_id
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun #define ADB_QUERY_GETDEVINFO	1
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif /* _UAPI__ADB_H */
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