2 * Copyright (c) 2000 Michael Smith
3 * Copyright (c) 2000 BSDi
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * Note that the command's scatter/gather list will be computed by the
35 * driver, and cannot be filled in by the consumer.
37 struct twe_usercommand {
38 TWE_Command tu_command; /* command ready for the controller */
39 void *tu_data; /* pointer to data in userspace */
40 size_t tu_size; /* userspace data length */
43 #define TWEIO_COMMAND _IOWR('T', 100, struct twe_usercommand)
46 * Command queue statistics
52 #define TWEQ_COMPLETE 4
53 #define TWEQ_COUNT 5 /* total number of queues */
63 union twe_statrequest {
65 struct twe_qstat ts_qstat;
68 #define TWEIO_STATS _IOWR('T', 101, union twe_statrequest)
73 #define TWEIO_AEN_POLL _IOR('T', 102, int)
74 #define TWEIO_AEN_WAIT _IOR('T', 103, int)
77 * Controller parameter access
79 struct twe_paramcommand {
80 u_int16_t tp_table_id;
86 #define TWEIO_SET_PARAM _IOW ('T', 104, struct twe_paramcommand)
87 #define TWEIO_GET_PARAM _IOW ('T', 105, struct twe_paramcommand)
90 * Request a controller soft-reset
92 #define TWEIO_RESET _IO ('T', 106)