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 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */ 31 struct iovec32 { 32 u_int32_t iov_base; 33 int iov_len; 34 }; 35 #endif 36 37 #define MFIQ_FREE 0 38 #define MFIQ_BIO 1 39 #define MFIQ_READY 2 40 #define MFIQ_BUSY 3 41 #define MFIQ_COUNT 4 42 43 struct mfi_qstat { 44 uint32_t q_length; 45 uint32_t q_max; 46 }; 47 48 union mfi_statrequest { 49 uint32_t ms_item; 50 struct mfi_qstat ms_qstat; 51 }; 52 53 #define MAX_SPACE_FOR_SENSE_PTR 32 54 union mfi_sense_ptr { 55 uint8_t sense_ptr_data[MAX_SPACE_FOR_SENSE_PTR]; 56 void *user_space; 57 struct { 58 uint32_t low; 59 uint32_t high; 60 } addr; 61 } __packed; 62 63 #define MAX_IOCTL_SGE 16 64 65 struct mfi_ioc_packet { 66 uint16_t mfi_adapter_no; 67 uint16_t mfi_pad1; 68 uint32_t mfi_sgl_off; 69 uint32_t mfi_sge_count; 70 uint32_t mfi_sense_off; 71 uint32_t mfi_sense_len; 72 union { 73 uint8_t raw[128]; 74 struct mfi_frame_header hdr; 75 } mfi_frame; 76 77 struct iovec mfi_sgl[MAX_IOCTL_SGE]; 78 } __packed; 79 80 #ifdef __amd64__ 81 struct mfi_ioc_packet32 { 82 uint16_t mfi_adapter_no; 83 uint16_t mfi_pad1; 84 uint32_t mfi_sgl_off; 85 uint32_t mfi_sge_count; 86 uint32_t mfi_sense_off; 87 uint32_t mfi_sense_len; 88 union { 89 uint8_t raw[128]; 90 struct mfi_frame_header hdr; 91 } mfi_frame; 92 93 struct iovec32 mfi_sgl[MAX_IOCTL_SGE]; 94 } __packed; 95 #endif 96 97 struct mfi_ioc_aen { 98 uint16_t aen_adapter_no; 99 uint16_t aen_pad1; 100 uint32_t aen_seq_num; 101 uint32_t aen_class_locale; 102 } __packed; 103 104 #define MFI_CMD _IOWR('M', 1, struct mfi_ioc_packet) 105 #ifdef __amd64__ 106 #define MFI_CMD32 _IOWR('M', 1, struct mfi_ioc_packet32) 107 #endif 108 #define MFI_SET_AEN _IOW('M', 3, struct mfi_ioc_aen) 109 110 #define MAX_LINUX_IOCTL_SGE 16 111 112 struct mfi_linux_ioc_packet { 113 uint16_t lioc_adapter_no; 114 uint16_t lioc_pad1; 115 uint32_t lioc_sgl_off; 116 uint32_t lioc_sge_count; 117 uint32_t lioc_sense_off; 118 uint32_t lioc_sense_len; 119 union { 120 uint8_t raw[128]; 121 struct mfi_frame_header hdr; 122 } lioc_frame; 123 124 #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */ 125 struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE]; 126 #else 127 struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE]; 128 #endif 129 } __packed; 130 131 struct mfi_ioc_passthru { 132 struct mfi_dcmd_frame ioc_frame; 133 uint32_t buf_size; 134 uint8_t *buf; 135 } __packed; 136 137 #ifdef __amd64__ 138 struct mfi_ioc_passthru32 { 139 struct mfi_dcmd_frame ioc_frame; 140 uint32_t buf_size; 141 uint32_t buf; 142 } __packed; 143 #endif 144 145 #define MFIIO_STATS _IOWR('Q', 101, union mfi_statrequest) 146 #define MFIIO_PASSTHRU _IOWR('C', 102, struct mfi_ioc_passthru) 147 #ifdef __amd64__ 148 #define MFIIO_PASSTHRU32 _IOWR('C', 102, struct mfi_ioc_passthru32) 149 #endif 150 151 struct mfi_linux_ioc_aen { 152 uint16_t laen_adapter_no; 153 uint16_t laen_pad1; 154 uint32_t laen_seq_num; 155 uint32_t laen_class_locale; 156 } __packed; 157 158 struct mfi_query_disk { 159 uint8_t array_id; 160 uint8_t present; 161 uint8_t open; 162 uint8_t reserved; /* reserved for future use */ 163 char devname[SPECNAMELEN + 1]; 164 } __packed; 165 166 #define MFIIO_QUERY_DISK _IOWR('Q', 102, struct mfi_query_disk) 167 168 /* 169 * Create a second set so the FreeBSD native ioctl doesn't 170 * conflict in FreeBSD ioctl handler. Translate in mfi_linux.c. 171 */ 172 #define MFI_LINUX_CMD 0xc1144d01 173 #define MFI_LINUX_SET_AEN 0x400c4d03 174 #define MFI_LINUX_CMD_2 0xc1144d02 175 #define MFI_LINUX_SET_AEN_2 0x400c4d04 176