Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/siis/siis.h
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1 /*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 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 * without modification, immediately at the beginning of the file. 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 ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: releng/8.4/sys/dev/siis/siis.h 221865 2011-05-14 00:39:46Z mav $ 27 */ 28 29 /* ATA register defines */ 30 #define ATA_DATA 0 /* (RW) data */ 31 32 #define ATA_FEATURE 1 /* (W) feature */ 33 #define ATA_F_DMA 0x01 /* enable DMA */ 34 #define ATA_F_OVL 0x02 /* enable overlap */ 35 36 #define ATA_COUNT 2 /* (W) sector count */ 37 38 #define ATA_SECTOR 3 /* (RW) sector # */ 39 #define ATA_CYL_LSB 4 /* (RW) cylinder# LSB */ 40 #define ATA_CYL_MSB 5 /* (RW) cylinder# MSB */ 41 #define ATA_DRIVE 6 /* (W) Sector/Drive/Head */ 42 #define ATA_D_LBA 0x40 /* use LBA addressing */ 43 #define ATA_D_IBM 0xa0 /* 512 byte sectors, ECC */ 44 45 #define ATA_COMMAND 7 /* (W) command */ 46 47 #define ATA_ERROR 8 /* (R) error */ 48 #define ATA_E_ILI 0x01 /* illegal length */ 49 #define ATA_E_NM 0x02 /* no media */ 50 #define ATA_E_ABORT 0x04 /* command aborted */ 51 #define ATA_E_MCR 0x08 /* media change request */ 52 #define ATA_E_IDNF 0x10 /* ID not found */ 53 #define ATA_E_MC 0x20 /* media changed */ 54 #define ATA_E_UNC 0x40 /* uncorrectable data */ 55 #define ATA_E_ICRC 0x80 /* UDMA crc error */ 56 #define ATA_E_ATAPI_SENSE_MASK 0xf0 /* ATAPI sense key mask */ 57 58 #define ATA_IREASON 9 /* (R) interrupt reason */ 59 #define ATA_I_CMD 0x01 /* cmd (1) | data (0) */ 60 #define ATA_I_IN 0x02 /* read (1) | write (0) */ 61 #define ATA_I_RELEASE 0x04 /* released bus (1) */ 62 #define ATA_I_TAGMASK 0xf8 /* tag mask */ 63 64 #define ATA_STATUS 10 /* (R) status */ 65 #define ATA_ALTSTAT 11 /* (R) alternate status */ 66 #define ATA_S_ERROR 0x01 /* error */ 67 #define ATA_S_INDEX 0x02 /* index */ 68 #define ATA_S_CORR 0x04 /* data corrected */ 69 #define ATA_S_DRQ 0x08 /* data request */ 70 #define ATA_S_DSC 0x10 /* drive seek completed */ 71 #define ATA_S_SERVICE 0x10 /* drive needs service */ 72 #define ATA_S_DWF 0x20 /* drive write fault */ 73 #define ATA_S_DMA 0x20 /* DMA ready */ 74 #define ATA_S_READY 0x40 /* drive ready */ 75 #define ATA_S_BUSY 0x80 /* busy */ 76 77 #define ATA_CONTROL 12 /* (W) control */ 78 #define ATA_A_IDS 0x02 /* disable interrupts */ 79 #define ATA_A_RESET 0x04 /* RESET controller */ 80 #define ATA_A_4BIT 0x08 /* 4 head bits */ 81 #define ATA_A_HOB 0x80 /* High Order Byte enable */ 82 83 /* SATA register defines */ 84 #define ATA_SSTATUS 13 85 #define ATA_SS_DET_MASK 0x0000000f 86 #define ATA_SS_DET_NO_DEVICE 0x00000000 87 #define ATA_SS_DET_DEV_PRESENT 0x00000001 88 #define ATA_SS_DET_PHY_ONLINE 0x00000003 89 #define ATA_SS_DET_PHY_OFFLINE 0x00000004 90 91 #define ATA_SS_SPD_MASK 0x000000f0 92 #define ATA_SS_SPD_NO_SPEED 0x00000000 93 #define ATA_SS_SPD_GEN1 0x00000010 94 #define ATA_SS_SPD_GEN2 0x00000020 95 #define ATA_SS_SPD_GEN3 0x00000040 96 97 #define ATA_SS_IPM_MASK 0x00000f00 98 #define ATA_SS_IPM_NO_DEVICE 0x00000000 99 #define ATA_SS_IPM_ACTIVE 0x00000100 100 #define ATA_SS_IPM_PARTIAL 0x00000200 101 #define ATA_SS_IPM_SLUMBER 0x00000600 102 103 #define ATA_SERROR 14 104 #define ATA_SE_DATA_CORRECTED 0x00000001 105 #define ATA_SE_COMM_CORRECTED 0x00000002 106 #define ATA_SE_DATA_ERR 0x00000100 107 #define ATA_SE_COMM_ERR 0x00000200 108 #define ATA_SE_PROT_ERR 0x00000400 109 #define ATA_SE_HOST_ERR 0x00000800 110 #define ATA_SE_PHY_CHANGED 0x00010000 111 #define ATA_SE_PHY_IERROR 0x00020000 112 #define ATA_SE_COMM_WAKE 0x00040000 113 #define ATA_SE_DECODE_ERR 0x00080000 114 #define ATA_SE_PARITY_ERR 0x00100000 115 #define ATA_SE_CRC_ERR 0x00200000 116 #define ATA_SE_HANDSHAKE_ERR 0x00400000 117 #define ATA_SE_LINKSEQ_ERR 0x00800000 118 #define ATA_SE_TRANSPORT_ERR 0x01000000 119 #define ATA_SE_UNKNOWN_FIS 0x02000000 120 121 #define ATA_SCONTROL 15 122 #define ATA_SC_DET_MASK 0x0000000f 123 #define ATA_SC_DET_IDLE 0x00000000 124 #define ATA_SC_DET_RESET 0x00000001 125 #define ATA_SC_DET_DISABLE 0x00000004 126 127 #define ATA_SC_SPD_MASK 0x000000f0 128 #define ATA_SC_SPD_NO_SPEED 0x00000000 129 #define ATA_SC_SPD_SPEED_GEN1 0x00000010 130 #define ATA_SC_SPD_SPEED_GEN2 0x00000020 131 #define ATA_SC_SPD_SPEED_GEN3 0x00000040 132 133 #define ATA_SC_IPM_MASK 0x00000f00 134 #define ATA_SC_IPM_NONE 0x00000000 135 #define ATA_SC_IPM_DIS_PARTIAL 0x00000100 136 #define ATA_SC_IPM_DIS_SLUMBER 0x00000200 137 138 #define ATA_SACTIVE 16 139 140 /* 141 * Global registers 142 */ 143 #define SIIS_GCTL 0x0040 /* Global Control */ 144 #define SIIS_GCTL_GRESET 0x80000000 /* Global Reset */ 145 #define SIIS_GCTL_MSIACK 0x40000000 /* MSI Ack */ 146 #define SIIS_GCTL_I2C_IE 0x20000000 /* I2C int enable */ 147 #define SIIS_GCTL_300CAP 0x01000000 /* 3Gb/s capable (R) */ 148 #define SIIS_GCTL_PIE(n) (1 << (n)) /* Port int enable */ 149 #define SIIS_IS 0x0044 /* Interrupt Status */ 150 #define SIIS_IS_I2C 0x20000000 /* I2C Int Status */ 151 #define SIIS_IS_PORT(n) (1 << (n)) /* Port interrupt stat */ 152 #define SIIS_PHYCONF 0x0048 /* PHY Configuration */ 153 #define SIIS_BIST_CTL 0x0050 154 #define SIIS_BIST_PATTERN 0x0054 /* 32 bit pattern */ 155 #define SIIS_BIST_STATUS 0x0058 156 #define SIIS_I2C_CTL 0x0060 157 #define SIIS_I2C_STS 0x0064 158 #define SIIS_I2C_SADDR 0x0068 159 #define SIIS_I2C_DATA 0x006C 160 #define SIIS_FLASH_ADDR 0x0070 161 #define SIIS_GPIO 0x0074 162 163 /* 164 * Port registers 165 */ 166 167 #define SIIS_P_LRAM 0x0000 168 #define SIIS_P_LRAM_SLOT(i) (SIIS_P_LRAM + i * 128) 169 #define SIIS_P_PMPSTS(i) (0x0F80 + i * 8) 170 #define SIIS_P_PMPQACT(i) (0x0F80 + i * 8 + 4) 171 #define SIIS_P_STS 0x1000 172 #define SIIS_P_CTLSET 0x1000 173 #define SIIS_P_CTLCLR 0x1004 174 #define SIIS_P_CTL_READY 0x80000000 175 #define SIIS_P_CTL_OOBB 0x02000000 176 #define SIIS_P_CTL_ACT 0x001F0000 177 #define SIIS_P_CTL_ACT_SHIFT 16 178 #define SIIS_P_CTL_LED_ON 0x00008000 179 #define SIIS_P_CTL_AIA 0x00004000 180 #define SIIS_P_CTL_PME 0x00002000 181 #define SIIS_P_CTL_IA 0x00001000 182 #define SIIS_P_CTL_IR 0x00000800 183 #define SIIS_P_CTL_32BIT 0x00000400 184 #define SIIS_P_CTL_SCR_DIS 0x00000200 185 #define SIIS_P_CTL_CONT_DIS 0x00000100 186 #define SIIS_P_CTL_TBIST 0x00000080 187 #define SIIS_P_CTL_RESUME 0x00000040 188 #define SIIS_P_CTL_PLENGTH 0x00000020 189 #define SIIS_P_CTL_LED_DIS 0x00000010 190 #define SIIS_P_CTL_INT_NCOR 0x00000008 191 #define SIIS_P_CTL_PORT_INIT 0x00000004 192 #define SIIS_P_CTL_DEV_RESET 0x00000002 193 #define SIIS_P_CTL_PORT_RESET 0x00000001 194 #define SIIS_P_IS 0x1008 195 #define SIIS_P_IX_SDBN 0x00000800 196 #define SIIS_P_IX_HS_ET 0x00000400 197 #define SIIS_P_IX_CRC_ET 0x00000200 198 #define SIIS_P_IX_8_10_ET 0x00000100 199 #define SIIS_P_IX_DEX 0x00000080 200 #define SIIS_P_IX_UNRECFIS 0x00000040 201 #define SIIS_P_IX_COMWAKE 0x00000020 202 #define SIIS_P_IX_PHYRDYCHG 0x00000010 203 #define SIIS_P_IX_PMCHG 0x00000008 204 #define SIIS_P_IX_READY 0x00000004 205 #define SIIS_P_IX_COMMERR 0x00000002 206 #define SIIS_P_IX_COMMCOMP 0x00000001 207 #define SIIS_P_IX_ENABLED SIIS_P_IX_COMMCOMP | SIIS_P_IX_COMMERR | \ 208 SIIS_P_IX_PHYRDYCHG | SIIS_P_IX_SDBN 209 #define SIIS_P_IESET 0x1010 210 #define SIIS_P_IECLR 0x1014 211 #define SIIS_P_CACTU 0x101C 212 #define SIIS_P_CMDEFIFO 0x1020 213 #define SIIS_P_CMDERR 0x1024 214 #define SIIS_P_CMDERR_DEV 1 215 #define SIIS_P_CMDERR_SDB 2 216 #define SIIS_P_CMDERR_DATAFIS 3 217 #define SIIS_P_CMDERR_SENDFIS 4 218 #define SIIS_P_CMDERR_INCSTATE 5 219 #define SIIS_P_CMDERR_DIRECTION 6 220 #define SIIS_P_CMDERR_UNDERRUN 7 221 #define SIIS_P_CMDERR_OVERRUN 8 222 #define SIIS_P_CMDERR_LLOVERRUN 9 223 #define SIIS_P_CMDERR_PPE 11 224 #define SIIS_P_CMDERR_SGTALIGN 16 225 #define SIIS_P_CMDERR_PCITASGT 17 226 #define SIIS_P_CMDERR_OCIMASGT 18 227 #define SIIS_P_CMDERR_PCIPESGT 19 228 #define SIIS_P_CMDERR_PRBALIGN 24 229 #define SIIS_P_CMDERR_PCITAPRB 25 230 #define SIIS_P_CMDERR_PCIMAPRB 26 231 #define SIIS_P_CMDERR_PCIPEPRB 27 232 #define SIIS_P_CMDERR_PCITADATA 33 233 #define SIIS_P_CMDERR_PCIMADATA 34 234 #define SIIS_P_CMDERR_PCIPEDATA 35 235 #define SIIS_P_CMDERR_SERVICE 36 236 #define SIIS_P_FISCFG 0x1028 237 #define SIIS_P_PCIEFIFOTH 0x102C 238 #define SIIS_P_8_10_DEC_ERR 0x1040 239 #define SIIS_P_CRC_ERR 0x1044 240 #define SIIS_P_HS_ERR 0x1048 241 #define SIIS_P_PHYCFG 0x1050 242 #define SIIS_P_SS 0x1800 243 #define SIIS_P_SS_ATTN 0x80000000 244 #define SIIS_P_CACTL(i) (0x1C00 + i * 8) 245 #define SIIS_P_CACTH(i) (0x1C00 + i * 8 + 4) 246 #define SIIS_P_CTX 0x1E04 247 #define SIIS_P_CTX_SLOT 0x0000001F 248 #define SIIS_P_CTX_SLOT_SHIFT 0 249 #define SIIS_P_CTX_PMP 0x000001E0 250 #define SIIS_P_CTX_PMP_SHIFT 5 251 252 #define SIIS_P_SCTL 0x1F00 253 #define SIIS_P_SSTS 0x1F04 254 #define SIIS_P_SERR 0x1F08 255 #define SIIS_P_SACT 0x1F0C 256 #define SIIS_P_SNTF 0x1F10 257 258 #define SIIS_MAX_PORTS 4 259 #define SIIS_MAX_SLOTS 31 260 261 #define SIIS_OFFSET 0x100 262 #define SIIS_STEP 0x80 263 264 /* Just to be sure, if building as module. */ 265 #if MAXPHYS < 512 * 1024 266 #undef MAXPHYS 267 #define MAXPHYS 512 * 1024 268 #endif 269 /* Pessimistic prognosis on number of required S/G entries */ 270 #define SIIS_SG_ENTRIES (roundup(btoc(MAXPHYS), 4) + 1) 271 /* Command tables. Up to 32 commands, Each, 128byte aligned. */ 272 #define SIIS_CT_OFFSET 0 273 #define SIIS_CT_SIZE (32 + 16 + SIIS_SG_ENTRIES * 16) 274 /* Total main work area. */ 275 #define SIIS_WORK_SIZE (SIIS_CT_OFFSET + SIIS_CT_SIZE * SIIS_MAX_SLOTS) 276 277 struct siis_dma_prd { 278 u_int64_t dba; 279 u_int32_t dbc; 280 u_int32_t control; 281 #define SIIS_PRD_TRM 0x80000000 282 #define SIIS_PRD_LNK 0x40000000 283 #define SIIS_PRD_DRD 0x20000000 284 #define SIIS_PRD_XCF 0x10000000 285 } __packed; 286 287 struct siis_cmd_ata { 288 struct siis_dma_prd prd[1 + SIIS_SG_ENTRIES]; 289 } __packed; 290 291 struct siis_cmd_atapi { 292 u_int8_t ccb[16]; 293 struct siis_dma_prd prd[SIIS_SG_ENTRIES]; 294 } __packed; 295 296 struct siis_cmd { 297 u_int16_t control; 298 #define SIIS_PRB_PROTOCOL_OVERRIDE 0x0001 299 #define SIIS_PRB_RETRANSMIT 0x0002 300 #define SIIS_PRB_EXTERNAL_COMMAND 0x0004 301 #define SIIS_PRB_RECEIVE 0x0008 302 #define SIIS_PRB_PACKET_READ 0x0010 303 #define SIIS_PRB_PACKET_WRITE 0x0020 304 #define SIIS_PRB_INTERRUPT_MASK 0x0040 305 #define SIIS_PRB_SOFT_RESET 0x0080 306 u_int16_t protocol_override; 307 #define SIIS_PRB_PROTO_PACKET 0x0001 308 #define SIIS_PRB_PROTO_TCQ 0x0002 309 #define SIIS_PRB_PROTO_NCQ 0x0004 310 #define SIIS_PRB_PROTO_READ 0x0008 311 #define SIIS_PRB_PROTO_WRITE 0x0010 312 #define SIIS_PRB_PROTO_TRANSPARENT 0x0020 313 u_int32_t transfer_count; 314 u_int8_t fis[24]; 315 union { 316 struct siis_cmd_ata ata; 317 struct siis_cmd_atapi atapi; 318 } u; 319 } __packed; 320 321 /* misc defines */ 322 #define ATA_IRQ_RID 0 323 #define ATA_INTR_FLAGS (INTR_MPSAFE|INTR_TYPE_BIO|INTR_ENTROPY) 324 325 struct ata_dmaslot { 326 bus_dmamap_t data_map; /* data DMA map */ 327 int nsegs; /* Number of segs loaded */ 328 }; 329 330 /* structure holding DMA related information */ 331 struct ata_dma { 332 bus_dma_tag_t work_tag; /* workspace DMA tag */ 333 bus_dmamap_t work_map; /* workspace DMA map */ 334 uint8_t *work; /* workspace */ 335 bus_addr_t work_bus; /* bus address of work */ 336 bus_dma_tag_t data_tag; /* data DMA tag */ 337 }; 338 339 enum siis_slot_states { 340 SIIS_SLOT_EMPTY, 341 SIIS_SLOT_LOADING, 342 SIIS_SLOT_RUNNING, 343 SIIS_SLOT_WAITING 344 }; 345 346 struct siis_slot { 347 device_t dev; /* Device handle */ 348 u_int8_t slot; /* Number of this slot */ 349 enum siis_slot_states state; /* Slot state */ 350 union ccb *ccb; /* CCB occupying slot */ 351 struct ata_dmaslot dma; /* DMA data of this slot */ 352 struct callout timeout; /* Execution timeout */ 353 }; 354 355 struct siis_device { 356 int revision; 357 int mode; 358 u_int bytecount; 359 u_int atapi; 360 u_int tags; 361 u_int caps; 362 }; 363 364 /* structure describing an ATA channel */ 365 struct siis_channel { 366 device_t dev; /* Device handle */ 367 int unit; /* Physical channel */ 368 struct resource *r_mem; /* Memory of this channel */ 369 struct resource *r_irq; /* Interrupt of this channel */ 370 void *ih; /* Interrupt handle */ 371 struct ata_dma dma; /* DMA data */ 372 struct cam_sim *sim; 373 struct cam_path *path; 374 struct cdev *led; /* Activity led led(4) cdev. */ 375 int quirks; 376 int pm_level; /* power management level */ 377 378 struct siis_slot slot[SIIS_MAX_SLOTS]; 379 union ccb *hold[SIIS_MAX_SLOTS]; 380 struct mtx mtx; /* state lock */ 381 int devices; /* What is present */ 382 int pm_present; /* PM presence reported */ 383 uint32_t oslots; /* Occupied slots */ 384 uint32_t rslots; /* Running slots */ 385 uint32_t aslots; /* Slots with atomic commands */ 386 uint32_t eslots; /* Slots in error */ 387 uint32_t toslots; /* Slots in timeout */ 388 int numrslots; /* Number of running slots */ 389 int numtslots[SIIS_MAX_SLOTS]; /* Number of tagged slots */ 390 int numhslots; /* Number of held slots */ 391 int recoverycmd; /* Our READ LOG active */ 392 int fatalerr; /* Fatal error happend */ 393 int recovery; /* Some slots are in error */ 394 union ccb *frozen; /* Frozen command */ 395 396 struct siis_device user[16]; /* User-specified settings */ 397 struct siis_device curr[16]; /* Current settings */ 398 }; 399 400 /* structure describing a SIIS controller */ 401 struct siis_controller { 402 device_t dev; 403 int r_grid; 404 struct resource *r_gmem; 405 int r_rid; 406 struct resource *r_mem; 407 struct rman sc_iomem; 408 struct siis_controller_irq { 409 struct resource *r_irq; 410 void *handle; 411 int r_irq_rid; 412 } irq; 413 int quirks; 414 int channels; 415 uint32_t gctl; 416 struct { 417 void (*function)(void *); 418 void *argument; 419 } interrupt[SIIS_MAX_PORTS]; 420 }; 421 422 enum siis_err_type { 423 SIIS_ERR_NONE, /* No error */ 424 SIIS_ERR_INVALID, /* Error detected by us before submitting. */ 425 SIIS_ERR_INNOCENT, /* Innocent victim. */ 426 SIIS_ERR_TFE, /* Task File Error. */ 427 SIIS_ERR_SATA, /* SATA error. */ 428 SIIS_ERR_TIMEOUT, /* Command execution timeout. */ 429 SIIS_ERR_NCQ, /* NCQ command error. CCB should be put on hold 430 * until READ LOG executed to reveal error. */ 431 }; 432 433 /* macros to hide busspace uglyness */ 434 #define ATA_INB(res, offset) \ 435 bus_read_1((res), (offset)) 436 #define ATA_INW(res, offset) \ 437 bus_read_2((res), (offset)) 438 #define ATA_INL(res, offset) \ 439 bus_read_4((res), (offset)) 440 #define ATA_INSW(res, offset, addr, count) \ 441 bus_read_multi_2((res), (offset), (addr), (count)) 442 #define ATA_INSW_STRM(res, offset, addr, count) \ 443 bus_read_multi_stream_2((res), (offset), (addr), (count)) 444 #define ATA_INSL(res, offset, addr, count) \ 445 bus_read_multi_4((res), (offset), (addr), (count)) 446 #define ATA_INSL_STRM(res, offset, addr, count) \ 447 bus_read_multi_stream_4((res), (offset), (addr), (count)) 448 #define ATA_OUTB(res, offset, value) \ 449 bus_write_1((res), (offset), (value)) 450 #define ATA_OUTW(res, offset, value) \ 451 bus_write_2((res), (offset), (value)) 452 #define ATA_OUTL(res, offset, value) \ 453 bus_write_4((res), (offset), (value)) 454 #define ATA_OUTSW(res, offset, addr, count) \ 455 bus_write_multi_2((res), (offset), (addr), (count)) 456 #define ATA_OUTSW_STRM(res, offset, addr, count) \ 457 bus_write_multi_stream_2((res), (offset), (addr), (count)) 458 #define ATA_OUTSL(res, offset, addr, count) \ 459 bus_write_multi_4((res), (offset), (addr), (count)) 460 #define ATA_OUTSL_STRM(res, offset, addr, count) \ 461 bus_write_multi_stream_4((res), (offset), (addr), (count))
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