mfi(4): Update to LSI's version 4.23 of the driver.
[dragonfly.git] / sys / dev / raid / mfi / mfi_ioctl.h
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1/*-
2 * Copyright (c) 2006 IronPort Systems
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: src/sys/dev/mfi/mfi_ioctl.h,v 1.9 2009/08/13 23:18:45 scottl Exp $
590ba11d 27 * FreeBSD projects/head_mfi/ r227612
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28 */
29
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30#include <sys/conf.h>
31
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32#include <sys/bus_dma.h>
33
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34#include <dev/raid/mfi/mfireg.h>
35
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36struct iovec32 {
37 u_int32_t iov_base;
38 int iov_len;
39};
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40
41struct megasas_sge
42{
43 bus_addr_t phys_addr;
44 uint32_t length;
45};
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46
47#define MFIQ_FREE 0
48#define MFIQ_BIO 1
49#define MFIQ_READY 2
50#define MFIQ_BUSY 3
51#define MFIQ_COUNT 4
52
53struct mfi_qstat {
54 uint32_t q_length;
55 uint32_t q_max;
56};
57
58union mfi_statrequest {
59 uint32_t ms_item;
60 struct mfi_qstat ms_qstat;
61};
62
63#define MAX_SPACE_FOR_SENSE_PTR 32
64union mfi_sense_ptr {
65 uint8_t sense_ptr_data[MAX_SPACE_FOR_SENSE_PTR];
66 void *user_space;
67 struct {
68 uint32_t low;
69 uint32_t high;
70 } addr;
71} __packed;
72
73#define MAX_IOCTL_SGE 16
74
75struct mfi_ioc_packet {
76 uint16_t mfi_adapter_no;
77 uint16_t mfi_pad1;
78 uint32_t mfi_sgl_off;
79 uint32_t mfi_sge_count;
80 uint32_t mfi_sense_off;
81 uint32_t mfi_sense_len;
82 union {
83 uint8_t raw[128];
84 struct mfi_frame_header hdr;
85 } mfi_frame;
86
87 struct iovec mfi_sgl[MAX_IOCTL_SGE];
88} __packed;
89
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90struct mfi_ioc_aen {
91 uint16_t aen_adapter_no;
92 uint16_t aen_pad1;
93 uint32_t aen_seq_num;
94 uint32_t aen_class_locale;
95} __packed;
96
97#define MFI_CMD _IOWR('M', 1, struct mfi_ioc_packet)
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98#define MFI_SET_AEN _IOW('M', 3, struct mfi_ioc_aen)
99
100#define MAX_LINUX_IOCTL_SGE 16
101
102struct mfi_linux_ioc_packet {
103 uint16_t lioc_adapter_no;
104 uint16_t lioc_pad1;
105 uint32_t lioc_sgl_off;
106 uint32_t lioc_sge_count;
107 uint32_t lioc_sense_off;
108 uint32_t lioc_sense_len;
109 union {
110 uint8_t raw[128];
111 struct mfi_frame_header hdr;
112 } lioc_frame;
113
114#if defined(__x86_64__) /* Assume amd64 wants 32 bit Linux */
115 struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE];
116#else
117 struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE];
118#endif
119} __packed;
120
121struct mfi_ioc_passthru {
122 struct mfi_dcmd_frame ioc_frame;
123 uint32_t buf_size;
124 uint8_t *buf;
125} __packed;
126
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127#define MFIIO_STATS _IOWR('Q', 101, union mfi_statrequest)
128#define MFIIO_PASSTHRU _IOWR('C', 102, struct mfi_ioc_passthru)
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129
130struct mfi_linux_ioc_aen {
131 uint16_t laen_adapter_no;
132 uint16_t laen_pad1;
133 uint32_t laen_seq_num;
134 uint32_t laen_class_locale;
135} __packed;
136
137struct mfi_query_disk {
138 uint8_t array_id;
139 uint8_t present;
140 uint8_t open;
141 uint8_t reserved; /* reserved for future use */
142 char devname[SPECNAMELEN + 1];
143} __packed;
144
145#define MFIIO_QUERY_DISK _IOWR('Q', 102, struct mfi_query_disk)
146
147/*
148 * Create a second set so the FreeBSD native ioctl doesn't
149 * conflict in FreeBSD ioctl handler. Translate in mfi_linux.c.
150 */
151#define MFI_LINUX_CMD 0xc1144d01
152#define MFI_LINUX_SET_AEN 0x400c4d03
153#define MFI_LINUX_CMD_2 0xc1144d02
154#define MFI_LINUX_SET_AEN_2 0x400c4d04