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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 | /* * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. * All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * File: desc.h * * Purpose:The header file of descriptor * * Revision History: * * Author: Tevin Chen * * Date: May 21, 1996 * */ #ifndef __DESC_H__ #define __DESC_H__ #include <linux/types.h> #include <linux/mm.h> #include "ttype.h" #include "tether.h" /*--------------------- Export Definitions -------------------------*/ #define B_OWNED_BY_CHIP 1 // #define B_OWNED_BY_HOST 0 // // // Bits in the RSR register // #define RSR_ADDRBROAD 0x80 // 1000 0000 #define RSR_ADDRMULTI 0x40 // 0100 0000 #define RSR_ADDRUNI 0x00 // 0000 0000 #define RSR_IVLDTYP 0x20 // 0010 0000 , invalid packet type #define RSR_IVLDLEN 0x10 // 0001 0000 , invalid len (> 2312 byte) #define RSR_BSSIDOK 0x08 // 0000 1000 #define RSR_CRCOK 0x04 // 0000 0100 #define RSR_BCNSSIDOK 0x02 // 0000 0010 #define RSR_ADDROK 0x01 // 0000 0001 // // Bits in the new RSR register // #define NEWRSR_DECRYPTOK 0x10 // 0001 0000 #define NEWRSR_CFPIND 0x08 // 0000 1000 #define NEWRSR_HWUTSF 0x04 // 0000 0100 #define NEWRSR_BCNHITAID 0x02 // 0000 0010 #define NEWRSR_BCNHITAID0 0x01 // 0000 0001 // // Bits in the TSR0 register // #define TSR0_PWRSTS1_2 0xC0 // 1100 0000 #define TSR0_PWRSTS7 0x20 // 0010 0000 #define TSR0_NCR 0x1F // 0001 1111 // // Bits in the TSR1 register // #define TSR1_TERR 0x80 // 1000 0000 #define TSR1_PWRSTS4_6 0x70 // 0111 0000 #define TSR1_RETRYTMO 0x08 // 0000 1000 #define TSR1_TMO 0x04 // 0000 0100 #define TSR1_PWRSTS3 0x02 // 0000 0010 #define ACK_DATA 0x01 // 0000 0000 // // Bits in the TCR register // #define EDMSDU 0x04 // 0000 0100 end of sdu #define TCR_EDP 0x02 // 0000 0010 end of packet #define TCR_STP 0x01 // 0000 0001 start of packet // max transmit or receive buffer size #define CB_MAX_BUF_SIZE 2900U // max buffer size // NOTE: must be multiple of 4 #define CB_MAX_TX_BUF_SIZE CB_MAX_BUF_SIZE // max Tx buffer size #define CB_MAX_RX_BUF_SIZE_NORMAL CB_MAX_BUF_SIZE // max Rx buffer size when not use Multi-RD #define CB_BEACON_BUF_SIZE 512U // default beacon buffer size #define CB_MAX_RX_DESC 128 // max # of descriptor #define CB_MIN_RX_DESC 16 // min # of rx descriptor #define CB_MAX_TX_DESC 64 // max # of descriptor #define CB_MIN_TX_DESC 16 // min # of tx descriptor #define CB_MAX_RECEIVED_PACKETS 16 // max # of received packets at one time // limit our receive routine to indicating // this many at a time for 2 reasons: // 1. driver flow control to protocol layer // 2. limit the time used in ISR routine #define CB_EXTRA_RD_NUM 32 // default # of Extra RD #define CB_RD_NUM 32 // default # of RD #define CB_TD_NUM 32 // default # of TD // max number of physical segments // in a single NDIS packet. Above this threshold, the packet // is copied into a single physically contiguous buffer #define CB_MAX_SEGMENT 4 #define CB_MIN_MAP_REG_NUM 4 #define CB_MAX_MAP_REG_NUM CB_MAX_TX_DESC #define CB_PROTOCOL_RESERVED_SECTION 16 // if retrys excess 15 times , tx will abort, and // if tx fifo underflow, tx will fail // we should try to resend it #define CB_MAX_TX_ABORT_RETRY 3 #ifdef __BIG_ENDIAN // WMAC definition FIFO Control #define FIFOCTL_AUTO_FB_1 0x0010 // 0001 0000 0000 0000 #define FIFOCTL_AUTO_FB_0 0x0008 // 0000 1000 0000 0000 #define FIFOCTL_GRPACK 0x0004 // 0000 0100 0000 0000 #define FIFOCTL_11GA 0x0003 // 0000 0011 0000 0000 #define FIFOCTL_11GB 0x0002 // 0000 0010 0000 0000 #define FIFOCTL_11B 0x0001 // 0000 0001 0000 0000 #define FIFOCTL_11A 0x0000 // 0000 0000 0000 0000 #define FIFOCTL_RTS 0x8000 // 0000 0000 1000 0000 #define FIFOCTL_ISDMA0 0x4000 // 0000 0000 0100 0000 #define FIFOCTL_GENINT 0x2000 // 0000 0000 0010 0000 #define FIFOCTL_TMOEN 0x1000 // 0000 0000 0001 0000 #define FIFOCTL_LRETRY 0x0800 // 0000 0000 0000 1000 #define FIFOCTL_CRCDIS 0x0400 // 0000 0000 0000 0100 #define FIFOCTL_NEEDACK 0x0200 // 0000 0000 0000 0010 #define FIFOCTL_LHEAD 0x0100 // 0000 0000 0000 0001 //WMAC definition Frag Control #define FRAGCTL_AES 0x0003 // 0000 0011 0000 0000 #define FRAGCTL_TKIP 0x0002 // 0000 0010 0000 0000 #define FRAGCTL_LEGACY 0x0001 // 0000 0001 0000 0000 #define FRAGCTL_NONENCRYPT 0x0000 // 0000 0000 0000 0000 #define FRAGCTL_ENDFRAG 0x0300 // 0000 0000 0000 0011 #define FRAGCTL_MIDFRAG 0x0200 // 0000 0000 0000 0010 #define FRAGCTL_STAFRAG 0x0100 // 0000 0000 0000 0001 #define FRAGCTL_NONFRAG 0x0000 // 0000 0000 0000 0000 #else #define FIFOCTL_AUTO_FB_1 0x1000 // 0001 0000 0000 0000 #define FIFOCTL_AUTO_FB_0 0x0800 // 0000 1000 0000 0000 #define FIFOCTL_GRPACK 0x0400 // 0000 0100 0000 0000 #define FIFOCTL_11GA 0x0300 // 0000 0011 0000 0000 #define FIFOCTL_11GB 0x0200 // 0000 0010 0000 0000 #define FIFOCTL_11B 0x0100 // 0000 0001 0000 0000 #define FIFOCTL_11A 0x0000 // 0000 0000 0000 0000 #define FIFOCTL_RTS 0x0080 // 0000 0000 1000 0000 #define FIFOCTL_ISDMA0 0x0040 // 0000 0000 0100 0000 #define FIFOCTL_GENINT 0x0020 // 0000 0000 0010 0000 #define FIFOCTL_TMOEN 0x0010 // 0000 0000 0001 0000 #define FIFOCTL_LRETRY 0x0008 // 0000 0000 0000 1000 #define FIFOCTL_CRCDIS 0x0004 // 0000 0000 0000 0100 #define FIFOCTL_NEEDACK 0x0002 // 0000 0000 0000 0010 #define FIFOCTL_LHEAD 0x0001 // 0000 0000 0000 0001 //WMAC definition Frag Control #define FRAGCTL_AES 0x0300 // 0000 0011 0000 0000 #define FRAGCTL_TKIP 0x0200 // 0000 0010 0000 0000 #define FRAGCTL_LEGACY 0x0100 // 0000 0001 0000 0000 #define FRAGCTL_NONENCRYPT 0x0000 // 0000 0000 0000 0000 #define FRAGCTL_ENDFRAG 0x0003 // 0000 0000 0000 0011 #define FRAGCTL_MIDFRAG 0x0002 // 0000 0000 0000 0010 #define FRAGCTL_STAFRAG 0x0001 // 0000 0000 0000 0001 #define FRAGCTL_NONFRAG 0x0000 // 0000 0000 0000 0000 #endif // #ifdef __BIG_ENDIAN #define TYPE_TXDMA0 0 #define TYPE_AC0DMA 1 #define TYPE_ATIMDMA 2 #define TYPE_SYNCDMA 3 #define TYPE_MAXTD 2 #define TYPE_BEACONDMA 4 #define TYPE_RXDMA0 0 #define TYPE_RXDMA1 1 #define TYPE_MAXRD 2 // TD_INFO flags control bit #define TD_FLAGS_NETIF_SKB 0x01 // check if need release skb #define TD_FLAGS_PRIV_SKB 0x02 // check if called from private skb(hostap) #define TD_FLAGS_PS_RETRY 0x04 // check if PS STA frame re-transmit /*--------------------- Export Types ------------------------------*/ // ref_sk_buff is used for mapping the skb structure between pre-built driver-obj & running kernel. // Since different kernel version (2.4x) may change skb structure, i.e. pre-built driver-obj // may link to older skb that leads error. typedef struct tagDEVICE_RD_INFO { struct sk_buff *skb; dma_addr_t skb_dma; dma_addr_t curr_desc; } DEVICE_RD_INFO, *PDEVICE_RD_INFO; #ifdef __BIG_ENDIAN typedef struct tagRDES0 { volatile unsigned short wResCount; union { volatile u16 f15Reserved; struct { volatile u8 f8Reserved1; volatile u8 f1Owner:1; volatile u8 f7Reserved:7; } __attribute__ ((__packed__)); } __attribute__ ((__packed__)); } __attribute__ ((__packed__)) SRDES0, *PSRDES0; #else typedef struct tagRDES0 { unsigned short wResCount; unsigned short f15Reserved:15; unsigned short f1Owner:1; } __attribute__ ((__packed__)) SRDES0; #endif typedef struct tagRDES1 { unsigned short wReqCount; unsigned short wReserved; } __attribute__ ((__packed__)) SRDES1; // // Rx descriptor // typedef struct tagSRxDesc { volatile SRDES0 m_rd0RD0; volatile SRDES1 m_rd1RD1; volatile u32 buff_addr; volatile u32 next_desc; struct tagSRxDesc *next __aligned(8); volatile PDEVICE_RD_INFO pRDInfo __aligned(8); } __attribute__ ((__packed__)) SRxDesc, *PSRxDesc; typedef const SRxDesc *PCSRxDesc; #ifdef __BIG_ENDIAN typedef struct tagTDES0 { volatile unsigned char byTSR0; volatile unsigned char byTSR1; union { volatile u16 f15Txtime; struct { volatile u8 f8Reserved1; volatile u8 f1Owner:1; volatile u8 f7Reserved:7; } __attribute__ ((__packed__)); } __attribute__ ((__packed__)); } __attribute__ ((__packed__)) STDES0, PSTDES0; #else typedef struct tagTDES0 { volatile unsigned char byTSR0; volatile unsigned char byTSR1; volatile unsigned short f15Txtime:15; volatile unsigned short f1Owner:1; } __attribute__ ((__packed__)) STDES0; #endif typedef struct tagTDES1 { volatile unsigned short wReqCount; volatile unsigned char byTCR; volatile unsigned char byReserved; } __attribute__ ((__packed__)) STDES1; typedef struct tagDEVICE_TD_INFO { struct sk_buff *skb; unsigned char *buf; dma_addr_t skb_dma; dma_addr_t buf_dma; dma_addr_t curr_desc; unsigned long dwReqCount; unsigned long dwHeaderLength; unsigned char byFlags; } DEVICE_TD_INFO, *PDEVICE_TD_INFO; // // transmit descriptor // typedef struct tagSTxDesc { volatile STDES0 m_td0TD0; volatile STDES1 m_td1TD1; volatile u32 buff_addr; volatile u32 next_desc; struct tagSTxDesc *next __aligned(8); volatile PDEVICE_TD_INFO pTDInfo __aligned(8); } __attribute__ ((__packed__)) STxDesc, *PSTxDesc; typedef const STxDesc *PCSTxDesc; typedef struct tagSTxSyncDesc { volatile STDES0 m_td0TD0; volatile STDES1 m_td1TD1; volatile u32 buff_addr; // pointer to logical buffer volatile u32 next_desc; // pointer to next logical descriptor volatile unsigned short m_wFIFOCtl; volatile unsigned short m_wTimeStamp; struct tagSTxSyncDesc *next __aligned(8); volatile PDEVICE_TD_INFO pTDInfo __aligned(8); } __attribute__ ((__packed__)) STxSyncDesc, *PSTxSyncDesc; typedef const STxSyncDesc *PCSTxSyncDesc; // // RsvTime buffer header // typedef struct tagSRrvTime_gRTS { unsigned short wRTSTxRrvTime_ba; unsigned short wRTSTxRrvTime_aa; unsigned short wRTSTxRrvTime_bb; unsigned short wReserved; unsigned short wTxRrvTime_b; unsigned short wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_gRTS, *PSRrvTime_gRTS; typedef const SRrvTime_gRTS *PCSRrvTime_gRTS; typedef struct tagSRrvTime_gCTS { unsigned short wCTSTxRrvTime_ba; unsigned short wReserved; unsigned short wTxRrvTime_b; unsigned short wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_gCTS, *PSRrvTime_gCTS; typedef const SRrvTime_gCTS *PCSRrvTime_gCTS; typedef struct tagSRrvTime_ab { unsigned short wRTSTxRrvTime; unsigned short wTxRrvTime; } __attribute__ ((__packed__)) SRrvTime_ab, *PSRrvTime_ab; typedef const SRrvTime_ab *PCSRrvTime_ab; typedef struct tagSRrvTime_atim { unsigned short wCTSTxRrvTime_ba; unsigned short wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_atim, *PSRrvTime_atim; typedef const SRrvTime_atim *PCSRrvTime_atim; // // RTS buffer header // typedef struct tagSRTSData { unsigned short wFrameControl; unsigned short wDurationID; unsigned char abyRA[ETH_ALEN]; unsigned char abyTA[ETH_ALEN]; } __attribute__ ((__packed__)) SRTSData, *PSRTSData; typedef const SRTSData *PCSRTSData; typedef struct tagSRTS_g { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned char bySignalField_a; unsigned char byServiceField_a; unsigned short wTransmitLength_a; unsigned short wDuration_ba; unsigned short wDuration_aa; unsigned short wDuration_bb; unsigned short wReserved; SRTSData Data; } __attribute__ ((__packed__)) SRTS_g, *PSRTS_g; typedef const SRTS_g *PCSRTS_g; typedef struct tagSRTS_g_FB { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned char bySignalField_a; unsigned char byServiceField_a; unsigned short wTransmitLength_a; unsigned short wDuration_ba; unsigned short wDuration_aa; unsigned short wDuration_bb; unsigned short wReserved; unsigned short wRTSDuration_ba_f0; unsigned short wRTSDuration_aa_f0; unsigned short wRTSDuration_ba_f1; unsigned short wRTSDuration_aa_f1; SRTSData Data; } __attribute__ ((__packed__)) SRTS_g_FB, *PSRTS_g_FB; typedef const SRTS_g_FB *PCSRTS_g_FB; typedef struct tagSRTS_ab { unsigned char bySignalField; unsigned char byServiceField; unsigned short wTransmitLength; unsigned short wDuration; unsigned short wReserved; SRTSData Data; } __attribute__ ((__packed__)) SRTS_ab, *PSRTS_ab; typedef const SRTS_ab *PCSRTS_ab; typedef struct tagSRTS_a_FB { unsigned char bySignalField; unsigned char byServiceField; unsigned short wTransmitLength; unsigned short wDuration; unsigned short wReserved; unsigned short wRTSDuration_f0; unsigned short wRTSDuration_f1; SRTSData Data; } __attribute__ ((__packed__)) SRTS_a_FB, *PSRTS_a_FB; typedef const SRTS_a_FB *PCSRTS_a_FB; // // CTS buffer header // typedef struct tagSCTSData { unsigned short wFrameControl; unsigned short wDurationID; unsigned char abyRA[ETH_ALEN]; unsigned short wReserved; } __attribute__ ((__packed__)) SCTSData, *PSCTSData; typedef struct tagSCTS { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned short wDuration_ba; unsigned short wReserved; SCTSData Data; } __attribute__ ((__packed__)) SCTS, *PSCTS; typedef const SCTS *PCSCTS; typedef struct tagSCTS_FB { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned short wDuration_ba; unsigned short wReserved; unsigned short wCTSDuration_ba_f0; unsigned short wCTSDuration_ba_f1; SCTSData Data; } __attribute__ ((__packed__)) SCTS_FB, *PSCTS_FB; typedef const SCTS_FB *PCSCTS_FB; // // Tx FIFO header // typedef struct tagSTxBufHead { u32 adwTxKey[4]; unsigned short wFIFOCtl; unsigned short wTimeStamp; unsigned short wFragCtl; unsigned char byTxPower; unsigned char wReserved; } __attribute__ ((__packed__)) STxBufHead, *PSTxBufHead; typedef const STxBufHead *PCSTxBufHead; typedef struct tagSTxShortBufHead { unsigned short wFIFOCtl; unsigned short wTimeStamp; } __attribute__ ((__packed__)) STxShortBufHead, *PSTxShortBufHead; typedef const STxShortBufHead *PCSTxShortBufHead; // // Tx data header // typedef struct tagSTxDataHead_g { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned char bySignalField_a; unsigned char byServiceField_a; unsigned short wTransmitLength_a; unsigned short wDuration_b; unsigned short wDuration_a; unsigned short wTimeStampOff_b; unsigned short wTimeStampOff_a; } __attribute__ ((__packed__)) STxDataHead_g, *PSTxDataHead_g; typedef const STxDataHead_g *PCSTxDataHead_g; typedef struct tagSTxDataHead_g_FB { unsigned char bySignalField_b; unsigned char byServiceField_b; unsigned short wTransmitLength_b; unsigned char bySignalField_a; unsigned char byServiceField_a; unsigned short wTransmitLength_a; unsigned short wDuration_b; unsigned short wDuration_a; unsigned short wDuration_a_f0; unsigned short wDuration_a_f1; unsigned short wTimeStampOff_b; unsigned short wTimeStampOff_a; } __attribute__ ((__packed__)) STxDataHead_g_FB, *PSTxDataHead_g_FB; typedef const STxDataHead_g_FB *PCSTxDataHead_g_FB; typedef struct tagSTxDataHead_ab { unsigned char bySignalField; unsigned char byServiceField; unsigned short wTransmitLength; unsigned short wDuration; unsigned short wTimeStampOff; } __attribute__ ((__packed__)) STxDataHead_ab, *PSTxDataHead_ab; typedef const STxDataHead_ab *PCSTxDataHead_ab; typedef struct tagSTxDataHead_a_FB { unsigned char bySignalField; unsigned char byServiceField; unsigned short wTransmitLength; unsigned short wDuration; unsigned short wTimeStampOff; unsigned short wDuration_f0; unsigned short wDuration_f1; } __attribute__ ((__packed__)) STxDataHead_a_FB, *PSTxDataHead_a_FB; typedef const STxDataHead_a_FB *PCSTxDataHead_a_FB; // // MICHDR data header // typedef struct tagSMICHDRHead { u32 adwHDR0[4]; u32 adwHDR1[4]; u32 adwHDR2[4]; } __attribute__ ((__packed__)) SMICHDRHead, *PSMICHDRHead; typedef const SMICHDRHead *PCSMICHDRHead; typedef struct tagSBEACONCtl { u32 BufReady:1; u32 TSF:15; u32 BufLen:11; u32 Reserved:5; } __attribute__ ((__packed__)) SBEACONCtl; typedef struct tagSSecretKey { u32 dwLowDword; unsigned char byHighByte; } __attribute__ ((__packed__)) SSecretKey; typedef struct tagSKeyEntry { unsigned char abyAddrHi[2]; unsigned short wKCTL; unsigned char abyAddrLo[4]; u32 dwKey0[4]; u32 dwKey1[4]; u32 dwKey2[4]; u32 dwKey3[4]; u32 dwKey4[4]; } __attribute__ ((__packed__)) SKeyEntry; /*--------------------- Export Macros ------------------------------*/ /*--------------------- Export Classes ----------------------------*/ /*--------------------- Export Variables --------------------------*/ /*--------------------- Export Functions --------------------------*/ #endif // __DESC_H__ |