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1 | /*- |
2 | * Copyright (c) 2000 Michael Smith | |
a062d8a7 HP |
3 | * Copyright (c) 2003 Paul Saab |
4 | * Copyright (c) 2003 Vinod Kashyap | |
984263bc MD |
5 | * Copyright (c) 2000 BSDi |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * 1. Redistributions of source code must retain the above copyright | |
12 | * notice, this list of conditions and the following disclaimer. | |
13 | * 2. Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in the | |
15 | * documentation and/or other materials provided with the distribution. | |
16 | * | |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
27 | * SUCH DAMAGE. | |
28 | * | |
f21d89e9 | 29 | * $FreeBSD: src/sys/dev/twe/tweio.h,v 1.6 2012/11/17 01:52:19 svnexp Exp $ |
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30 | */ |
31 | ||
99dd49c5 | 32 | #include <sys/ioccom.h> |
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33 | |
34 | /* | |
35 | * User-space command | |
36 | * | |
37 | * Note that the command's scatter/gather list will be computed by the | |
38 | * driver, and cannot be filled in by the consumer. | |
39 | */ | |
40 | struct twe_usercommand { | |
41 | TWE_Command tu_command; /* command ready for the controller */ | |
42 | void *tu_data; /* pointer to data in userspace */ | |
43 | size_t tu_size; /* userspace data length */ | |
44 | }; | |
45 | ||
46 | #define TWEIO_COMMAND _IOWR('T', 100, struct twe_usercommand) | |
47 | ||
48 | /* | |
49 | * Command queue statistics | |
50 | */ | |
51 | #define TWEQ_FREE 0 | |
52 | #define TWEQ_BIO 1 | |
53 | #define TWEQ_READY 2 | |
54 | #define TWEQ_BUSY 3 | |
55 | #define TWEQ_COMPLETE 4 | |
56 | #define TWEQ_COUNT 5 /* total number of queues */ | |
57 | ||
58 | struct twe_qstat { | |
59 | u_int32_t q_length; | |
60 | u_int32_t q_max; | |
a062d8a7 | 61 | u_int32_t q_min; |
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62 | }; |
63 | ||
64 | /* | |
65 | * Statistics request | |
66 | */ | |
67 | union twe_statrequest { | |
68 | u_int32_t ts_item; | |
69 | struct twe_qstat ts_qstat; | |
70 | }; | |
71 | ||
72 | #define TWEIO_STATS _IOWR('T', 101, union twe_statrequest) | |
73 | ||
74 | /* | |
75 | * AEN listen | |
76 | */ | |
a062d8a7 HP |
77 | #define TWEIO_AEN_POLL _IOR('T', 102, u_int16_t) |
78 | #define TWEIO_AEN_WAIT _IOR('T', 103, u_int16_t) | |
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79 | |
80 | /* | |
81 | * Controller parameter access | |
82 | */ | |
83 | struct twe_paramcommand { | |
84 | u_int16_t tp_table_id; | |
85 | u_int8_t tp_param_id; | |
86 | void *tp_data; | |
87 | u_int8_t tp_size; | |
88 | }; | |
89 | ||
90 | #define TWEIO_SET_PARAM _IOW ('T', 104, struct twe_paramcommand) | |
91 | #define TWEIO_GET_PARAM _IOW ('T', 105, struct twe_paramcommand) | |
92 | ||
93 | /* | |
94 | * Request a controller soft-reset | |
95 | */ | |
96 | #define TWEIO_RESET _IO ('T', 106) | |
0a62b1be DR |
97 | |
98 | /* | |
99 | * Request a drive addition or deletion | |
100 | */ | |
101 | struct twe_drivecommand { | |
102 | int td_unit; | |
103 | }; | |
104 | ||
105 | #define TWEIO_ADD_UNIT _IOW ('U', 107, int) | |
106 | #define TWEIO_DEL_UNIT _IOW ('U', 108, int) |