aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/appletalk/ltpc.h
blob: 58cf945732a42da1dcadd199086a7c4db4bd87ef (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
/* SPDX-License-Identifier: GPL-2.0 */
/***   ltpc.h
 *
 *
 ***/

#define LT_GETRESULT  0x00
#define LT_WRITEMEM   0x01
#define LT_READMEM    0x02
#define LT_GETFLAGS   0x04
#define LT_SETFLAGS   0x05
#define LT_INIT       0x10
#define LT_SENDLAP    0x13
#define LT_RCVLAP     0x14

/* the flag that we care about */
#define LT_FLAG_ALLLAP 0x04

struct lt_getresult {
	unsigned char command;
	unsigned char mailbox;
};

struct lt_mem {
	unsigned char command;
	unsigned char mailbox;
	unsigned short addr;	/* host order */
	unsigned short length;	/* host order */
};

struct lt_setflags {
	unsigned char command;
	unsigned char mailbox;
	unsigned char flags;
};

struct lt_getflags {
	unsigned char command;
	unsigned char mailbox;
};

struct lt_init {
	unsigned char command;
	unsigned char mailbox;
	unsigned char hint;
};

struct lt_sendlap {
	unsigned char command;
	unsigned char mailbox;
	unsigned char dnode;
	unsigned char laptype;
	unsigned short length;	/* host order */
};

struct lt_rcvlap {
	unsigned char command;
	unsigned char dnode;
	unsigned char snode;
	unsigned char laptype;
	unsigned short length;	/* host order */
};

union lt_command {
	struct lt_getresult getresult;
	struct lt_mem mem;
	struct lt_setflags setflags;
	struct lt_getflags getflags;
	struct lt_init init;
	struct lt_sendlap sendlap;
	struct lt_rcvlap rcvlap;
};
typedef union lt_command lt_command;