1 /* $NetBSD: twereg.h,v 1.16 2018/11/08 06:34:40 msaitoh Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Andrew Doran. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /*- 33 * Copyright (c) 2000 Michael Smith 34 * Copyright (c) 2000 BSDi 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 46 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 47 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 49 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 50 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 51 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 56 * SUCH DAMAGE. 57 * 58 * from FreeBSD: twereg.h,v 1.1 2000/05/24 23:35:23 msmith Exp 59 */ 60 61 #ifndef _PCI_TWEREG_H_ 62 #define _PCI_TWEREG_H_ 63 64 /* Board registers. */ 65 #define TWE_REG_CTL 0x00 66 #define TWE_REG_STS 0x04 67 #define TWE_REG_CMD_QUEUE 0x08 68 #define TWE_REG_RESP_QUEUE 0x0c 69 70 /* Control register bit definitions. */ 71 #define TWE_CTL_CLEAR_HOST_INTR 0x00080000 72 #define TWE_CTL_CLEAR_ATTN_INTR 0x00040000 73 #define TWE_CTL_MASK_CMD_INTR 0x00020000 74 #define TWE_CTL_MASK_RESP_INTR 0x00010000 75 #define TWE_CTL_UNMASK_CMD_INTR 0x00008000 76 #define TWE_CTL_UNMASK_RESP_INTR 0x00004000 77 #define TWE_CTL_CLEAR_ERROR_STS 0x00000200 78 #define TWE_CTL_ISSUE_SOFT_RESET 0x00000100 79 #define TWE_CTL_ENABLE_INTRS 0x00000080 80 #define TWE_CTL_DISABLE_INTRS 0x00000040 81 #define TWE_CTL_ISSUE_HOST_INTR 0x00000020 82 #define TWE_CTL_CLEAR_PARITY_ERROR 0x00800000 83 #define TWE_CTL_CLEAR_PCI_ABORT 0x00100000 84 85 /* Status register bit definitions. */ 86 #define TWE_STS_MAJOR_VERSION_MASK 0xf0000000 87 #define TWE_STS_MINOR_VERSION_MASK 0x0f000000 88 #define TWE_STS_PCI_PARITY_ERROR 0x00800000 89 #define TWE_STS_QUEUE_ERROR 0x00400000 90 #define TWE_STS_MICROCONTROLLER_ERROR 0x00200000 91 #define TWE_STS_PCI_ABORT 0x00100000 92 #define TWE_STS_HOST_INTR 0x00080000 93 #define TWE_STS_ATTN_INTR 0x00040000 94 #define TWE_STS_CMD_INTR 0x00020000 95 #define TWE_STS_RESP_INTR 0x00010000 96 #define TWE_STS_CMD_QUEUE_FULL 0x00008000 97 #define TWE_STS_RESP_QUEUE_EMPTY 0x00004000 98 #define TWE_STS_MICROCONTROLLER_READY 0x00002000 99 #define TWE_STS_CMD_QUEUE_EMPTY 0x00001000 100 101 #define TWE_STS_ALL_INTRS 0x000f0000 102 #define TWE_STS_CLEARABLE_BITS 0x00d00000 103 #define TWE_STS_EXPECTED_BITS 0x00002000 104 #define TWE_STS_UNEXPECTED_BITS 0x00f80000 105 106 /* Command packet opcodes. */ 107 #define TWE_OP_NOP 0x00 108 #define TWE_OP_INIT_CONNECTION 0x01 109 #define TWE_OP_READ 0x02 110 #define TWE_OP_WRITE 0x03 111 #define TWE_OP_READVERIFY 0x04 112 #define TWE_OP_VERIFY 0x05 113 #define TWE_OP_PROBE 0x06 114 #define TWE_OP_PROBEUNIT 0x07 115 #define TWE_OP_ZEROUNIT 0x08 116 #define TWE_OP_REPLACEUNIT 0x09 117 #define TWE_OP_HOTSWAP 0x0a 118 #define TWE_OP_SETATAFEATURE 0x0c 119 #define TWE_OP_FLUSH 0x0e 120 #define TWE_OP_ABORT 0x0f 121 #define TWE_OP_CHECKSTATUS 0x10 122 #define TWE_OP_ATA_PASSTHROUGH 0x11 123 #define TWE_OP_GET_PARAM 0x12 124 #define TWE_OP_SET_PARAM 0x13 125 #define TWE_OP_CREATEUNIT 0x14 126 #define TWE_OP_DELETEUNIT 0x15 127 #define TWE_OP_REBUILDUNIT 0x17 128 #define TWE_OP_SECTOR_INFO 0x1a 129 #define TWE_OP_AEN_LISTEN 0x1c 130 #define TWE_OP_CMD_PACKET 0x1d 131 #define TWE_OP_CMD_WITH_DATA 0x1f 132 133 /* Response queue entries. Masking and shifting yields request ID. */ 134 #define TWE_RESP_MASK 0x00000ff0 135 #define TWE_RESP_SHIFT 4 136 137 /* Miscellenous constants. */ 138 #define TWE_ALIGNMENT 512 139 #define TWE_MAX_UNITS 16 140 #define TWE_INIT_CMD_PACKET_SIZE 0x3 141 #define TWE_SG_SIZE 62 142 #define TWE_MAX_CMDS 255 143 #define TWE_Q_START 0 144 #define TWE_UNIT_INFORMATION_TABLE_BASE 0x300 145 #define TWE_IOCTL 0x80 146 #define TWE_SECTOR_SIZE 512 147 148 /* Scatter/gather block. */ 149 struct twe_sgb { 150 u_int32_t tsg_address; 151 u_int32_t tsg_length; 152 } __packed; 153 154 /* 155 * Command block. This is 512 (really 508) bytes in size, and must be 156 * aligned on a 512 byte boundary. 157 */ 158 struct twe_cmd { 159 u_int8_t tc_opcode; /* high 3 bits is S/G list offset */ 160 u_int8_t tc_size; 161 u_int8_t tc_cmdid; 162 u_int8_t tc_unit; /* high nybble is host ID */ 163 u_int8_t tc_status; 164 u_int8_t tc_flags; 165 u_int16_t tc_count; /* block & param count, msg credits */ 166 union { 167 struct { 168 u_int32_t lba; 169 struct twe_sgb sgl[TWE_SG_SIZE]; 170 } io __packed; 171 struct { 172 struct twe_sgb sgl[TWE_SG_SIZE]; 173 } param; 174 struct { 175 u_int32_t response_queue_pointer; 176 } init_connection __packed; 177 } tc_args; 178 int32_t tc_pad; 179 } __packed; 180 181 /* Get/set parameter block. */ 182 struct twe_param { 183 u_int16_t tp_table_id; 184 u_int8_t tp_param_id; 185 u_int8_t tp_param_size; 186 u_int8_t tp_data[1]; 187 } __packed; 188 189 /* 190 * From 3ware's documentation: 191 * 192 * All parameters maintained by the controller are grouped into related 193 * tables. Tables are accessed indirectly via get and set parameter 194 * commands. To access a specific parameter in a table, the table ID and 195 * parameter index are used to uniquely identify a parameter. Table 196 * 0xffff is the directory table and provides a list of the table IDs and 197 * sizes of all other tables. Index zero in each table specifies the 198 * entire table, and index one specifies the size of the table. An entire 199 * table can be read or set by using index zero. 200 */ 201 202 #define TWE_PARAM_PARAM_ALL 0 203 #define TWE_PARAM_PARAM_SIZE 1 204 205 #define TWE_PARAM_DIRECTORY 0xffff /* size is 4 * number of tables */ 206 #define TWE_PARAM_DIRECTORY_TABLES 2 /* 16 bits * number of tables */ 207 #define TWE_PARAM_DIRECTORY_SIZES 3 /* 16 bits * number of tables */ 208 209 #define TWE_PARAM_DRIVESUMMARY 0x0002 210 #define TWE_PARAM_DRIVESUMMARY_Num 2 /* number of physical drives [2] */ 211 #define TWE_PARAM_DRIVESUMMARY_Status 3 /* array giving drive status per aport */ 212 #define TWE_PARAM_DRIVESTATUS_Missing 0x00 213 #define TWE_PARAM_DRIVESTATUS_NotSupp 0xfe 214 #define TWE_PARAM_DRIVESTATUS_Present 0xff 215 216 #define TWE_PARAM_UNITSUMMARY 0x0003 217 #define TWE_PARAM_UNITSUMMARY_Num 2 /* number of logical units [2] */ 218 #define TWE_PARAM_UNITSUMMARY_Status 3 /* array giving unit status [16] */ 219 #define TWE_PARAM_UNITSTATUS_Online (1<<0) 220 #define TWE_PARAM_UNITSTATUS_Complete (1<<1) 221 #define TWE_PARAM_UNITSTATUS_MASK 0xfc 222 #define TWE_PARAM_UNITSTATUS_Normal 0xfc 223 #define TWE_PARAM_UNITSTATUS_Initialising 0xf4 /* cannot be incomplete */ 224 #define TWE_PARAM_UNITSTATUS_Degraded 0xec 225 #define TWE_PARAM_UNITSTATUS_Rebuilding 0xdc /* cannot be incomplete */ 226 #define TWE_PARAM_UNITSTATUS_Verifying 0xcc /* cannot be incomplete */ 227 #define TWE_PARAM_UNITSTATUS_Corrupt 0xbc /* cannot be complete */ 228 #define TWE_PARAM_UNITSTATUS_Missing 0x00 /* cannot be complete or online */ 229 230 #define TWE_PARAM_DRIVEINFO 0x0200 /* add drive number 0x00-0x0f XXX docco confused 0x0100 vs 0x0200 */ 231 #define TWE_PARAM_DRIVEINFO_Size 2 /* size in blocks [4] */ 232 #define TWE_PARAM_DRIVEINFO_Model 3 /* drive model string [40] */ 233 #define TWE_PARAM_DRIVEINFO_Serial 4 /* drive serial number [20] */ 234 #define TWE_PARAM_DRIVEINFO_PhysCylNum 5 /* physical geometry [2] */ 235 #define TWE_PARAM_DRIVEINFO_PhysHeadNum 6 /* [2] */ 236 #define TWE_PARAM_DRIVEINFO_PhysSectorNum 7 /* [2] */ 237 #define TWE_PARAM_DRIVEINFO_LogCylNum 8 /* logical geometry [2] */ 238 #define TWE_PARAM_DRIVEINFO_LogHeadNum 9 /* [2] */ 239 #define TWE_PARAM_DRIVEINFO_LogSectorNum 10 /* [2] */ 240 #define TWE_PARAM_DRIVEINFO_UnitNum 11 /* unit number this drive is associated with or 0xff [1] */ 241 #define TWE_PARAM_DRIVEINFO_DriveFlags 12 /* N/A [1] */ 242 243 #define TWE_PARAM_APORTTIMEOUT 0x02c0 /* add (aport_number * 3) to parameter index */ 244 #define TWE_PARAM_APORTTIMEOUT_READ 2 /* read timeouts last 24hrs [2] */ 245 #define TWE_PARAM_APORTTIMEOUT_WRITE 3 /* write timeouts last 24hrs [2] */ 246 #define TWE_PARAM_APORTTIMEOUT_DEGRADE 4 /* degrade threshold [2] */ 247 248 #define TWE_PARAM_UNITINFO 0x0300 /* add unit number 0x00-0x0f */ 249 #define TWE_PARAM_UNITINFO_Number 2 /* unit number [1] */ 250 #define TWE_PARAM_UNITINFO_Status 3 /* unit status [1] */ 251 #define TWE_PARAM_UNITINFO_Capacity 4 /* unit capacity in blocks [4] */ 252 #define TWE_PARAM_UNITINFO_DescriptorSize 5 /* unit descriptor size + 3 bytes [2] */ 253 #define TWE_PARAM_UNITINFO_Descriptor 6 /* unit descriptor, TWE_UnitDescriptor or TWE_Array_Descriptor */ 254 #define TWE_PARAM_UNITINFO_Flags 7 /* unit flags [1] */ 255 #define TWE_PARAM_UNITFLAGS_WCE (1<<0) 256 257 #define TWE_PARAM_AEN 0x0401 258 #define TWE_PARAM_AEN_UnitCode 2 /* (unit number << 8) | AEN code [2] */ 259 #define TWE_AEN_QUEUE_EMPTY 0x00 260 #define TWE_AEN_SOFT_RESET 0x01 261 #define TWE_AEN_DEGRADED_MIRROR 0x02 /* reports unit */ 262 #define TWE_AEN_CONTROLLER_ERROR 0x03 263 #define TWE_AEN_REBUILD_FAIL 0x04 /* reports unit */ 264 #define TWE_AEN_REBUILD_DONE 0x05 /* reports unit */ 265 #define TWE_AEN_INCOMP_UNIT 0x06 /* reports unit */ 266 #define TWE_AEN_INIT_DONE 0x07 /* reports unit */ 267 #define TWE_AEN_UNCLEAN_SHUTDOWN 0x08 /* reports unit */ 268 #define TWE_AEN_APORT_TIMEOUT 0x09 /* reports unit, rate limited to 1 per 2^16 errors */ 269 #define TWE_AEN_DRIVE_ERROR 0x0a /* reports unit */ 270 #define TWE_AEN_REBUILD_STARTED 0x0b /* reports unit */ 271 #define TWE_AEN_QUEUE_FULL 0xff 272 #define TWE_AEN_TABLE_UNDEFINED 0x15 273 #define TWE_AEN_CODE(x) ((x) & 0xff) 274 #define TWE_AEN_UNIT(x) ((x) >> 8) 275 276 #define TWE_PARAM_VERSION 0x0402 277 #define TWE_PARAM_VERSION_Mon 2 /* monitor version [16] */ 278 #define TWE_PARAM_VERSION_FW 3 /* firmware version [16] */ 279 #define TWE_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */ 280 #define TWE_PARAM_VERSION_PCB 5 /* PCB version [8] */ 281 #define TWE_PARAM_VERSION_ATA 6 /* A-chip version [8] */ 282 #define TWE_PARAM_VERSION_PCI 7 /* P-chip version [8] */ 283 #define TWE_PARAM_VERSION_CtrlModel 8 /* N/A */ 284 #define TWE_PARAM_VERSION_CtrlSerial 9 /* N/A */ 285 #define TWE_PARAM_VERSION_SBufSize 10 /* N/A */ 286 #define TWE_PARAM_VERSION_CompCode 11 /* compatibility code [4] */ 287 288 #define TWE_PARAM_CONTROLLER 0x0403 289 #define TWE_PARAM_CONTROLLER_DCBSectors 2 /* # sectors reserved for DCB per drive [2] */ 290 #define TWE_PARAM_CONTROLLER_PortCount 3 /* number of drive ports [1] */ 291 292 #define TWE_PARAM_FEATURES 0x404 293 #define TWE_PARAM_FEATURES_DriverShutdown 2 /* set to 1 if driver supports shutdown notification [1] */ 294 295 #define TWE_PARAM_PROC 0x406 296 #define TWE_PARAM_PROC_PERCENT 2 /* Per-sub-unit % complete of init/verify/rebuild or 0xff [16] */ 297 298 struct twe_unit_descriptor { 299 u_int8_t num_subunits; /* must be zero */ 300 u_int8_t configuration; 301 #define TWE_UD_CONFIG_CBOD 0x0c /* JBOD with DCB, used for mirrors */ 302 #define TWE_UD_CONFIG_SPARE 0x0d /* same as CBOD, but firmware will use as spare */ 303 #define TWE_UD_CONFIG_SUBUNIT 0x0e /* drive is a subunit in an array */ 304 #define TWE_UD_CONFIG_JBOD 0x0f /* plain drive */ 305 u_int8_t phys_drv_num; /* may be 0xff if port can't be determined at runtime */ 306 u_int8_t log_drv_num; /* must be zero for configuration == 0x0f */ 307 u_int32_t start_lba; 308 u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */ 309 } __packed; 310 311 struct twe_mirror_descriptor { 312 u_int8_t flag; /* must be 0xff */ 313 u_int8_t res1; 314 u_int8_t mirunit_status[4]; /* bitmap of functional subunits in each mirror */ 315 u_int8_t res2[6]; 316 } __packed; 317 318 struct twe_array_descriptor { 319 u_int8_t num_subunits; /* number of subunits, or number of mirror units in RAID10 */ 320 u_int8_t configuration; 321 #define TWE_AD_CONFIG_RAID0 0x00 322 #define TWE_AD_CONFIG_RAID1 0x01 323 #define TWE_AD_CONFIG_TwinStor 0x02 324 #define TWE_AD_CONFIG_RAID5 0x05 325 #define TWE_AD_CONFIG_RAID10 0x06 326 u_int8_t stripe_size; 327 #define TWE_AD_STRIPE_4k 0x03 328 #define TWE_AD_STRIPE_8k 0x04 329 #define TWE_AD_STRIPE_16k 0x05 330 #define TWE_AD_STRIPE_32k 0x06 331 #define TWE_AD_STRIPE_64k 0x07 332 #define TWE_AD_STRIPE_128k 0x08 333 #define TWE_AD_STRIPE_256k 0x09 334 #define TWE_AD_STRIPE_512k 0x0a 335 #define TWE_AD_STRIPE_1024k 0x0b 336 u_int8_t log_drv_status; /* bitmap of functional subunits, or mirror units in RAID10 */ 337 u_int32_t start_lba; 338 u_int32_t block_count; /* actual drive size if configuration == 0x0f, otherwise less DCB size */ 339 struct twe_unit_descriptor subunit[1]; 340 } __packed; 341 342 #endif /* !_PCI_TWEREG_H_ */ 343