1 /*
2 * Copyright (c) 2004-07 Applied Micro Circuits Corporation.
3 * Copyright (c) 2004-05 Vinod Kashyap.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
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.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD$
28 */
29
30 /*
31 * AMCC'S 3ware driver for 9000 series storage controllers.
32 *
33 * Author: Vinod Kashyap
34 * Modifications by: Adam Radford
35 */
36
37
38
39 #ifndef TW_OSL_IOCTL_H
40
41 #define TW_OSL_IOCTL_H
42
43
44 /*
45 * Macros and structures for OS Layer/Common Layer handled ioctls.
46 */
47
48
49
50 #include <dev/twa/tw_cl_fwif.h>
51 #include <dev/twa/tw_cl_ioctl.h>
52
53
54
55 #pragma pack(1)
56 /*
57 * We need the structure below to ensure that the first byte of
58 * data_buf is not overwritten by the kernel, after we return
59 * from the ioctl call. Note that cmd_pkt has been reduced
60 * to an array of 1024 bytes even though it's actually 2048 bytes
61 * in size. This is because, we don't expect requests from user
62 * land requiring 2048 (273 sg elements) byte cmd pkts.
63 */
64 typedef struct tw_osli_ioctl_no_data_buf {
65 struct tw_cl_driver_packet driver_pkt;
66 TW_VOID *pdata; /* points to data_buf */
67 TW_INT8 padding[488 - sizeof(TW_VOID *)];
68 struct tw_cl_command_packet cmd_pkt;
69 } TW_OSLI_IOCTL_NO_DATA_BUF;
70
71 #pragma pack()
72
73 /* ioctl cmds handled by the OS Layer */
74 #define TW_OSL_IOCTL_SCAN_BUS \
75 _IO('T', 200)
76 #define TW_OSL_IOCTL_FIRMWARE_PASS_THROUGH \
77 _IOWR('T', 202, TW_OSLI_IOCTL_NO_DATA_BUF)
78
79
80 #include <sys/ioccom.h>
81
82 #pragma pack(1)
83
84 typedef struct tw_osli_ioctl_with_payload {
85 struct tw_cl_driver_packet driver_pkt;
86 TW_INT8 padding[488];
87 struct tw_cl_command_packet cmd_pkt;
88 union {
89 struct tw_cl_event_packet event_pkt;
90 struct tw_cl_lock_packet lock_pkt;
91 struct tw_cl_compatibility_packet compat_pkt;
92 TW_INT8 data_buf[1];
93 } payload;
94 } TW_OSLI_IOCTL_WITH_PAYLOAD;
95
96 #pragma pack()
97
98 /* ioctl cmds handled by the Common Layer */
99 #define TW_CL_IOCTL_GET_FIRST_EVENT \
100 _IOWR('T', 203, TW_OSLI_IOCTL_WITH_PAYLOAD)
101 #define TW_CL_IOCTL_GET_LAST_EVENT \
102 _IOWR('T', 204, TW_OSLI_IOCTL_WITH_PAYLOAD)
103 #define TW_CL_IOCTL_GET_NEXT_EVENT \
104 _IOWR('T', 205, TW_OSLI_IOCTL_WITH_PAYLOAD)
105 #define TW_CL_IOCTL_GET_PREVIOUS_EVENT \
106 _IOWR('T', 206, TW_OSLI_IOCTL_WITH_PAYLOAD)
107 #define TW_CL_IOCTL_GET_LOCK \
108 _IOWR('T', 207, TW_OSLI_IOCTL_WITH_PAYLOAD)
109 #define TW_CL_IOCTL_RELEASE_LOCK \
110 _IOWR('T', 208, TW_OSLI_IOCTL_WITH_PAYLOAD)
111 #define TW_CL_IOCTL_GET_COMPATIBILITY_INFO \
112 _IOWR('T', 209, TW_OSLI_IOCTL_WITH_PAYLOAD)
113
114
115
116 #endif /* TW_OSL_IOCTL_H */
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