1 /* 2 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 /* 7 * Copyright (c) 2009, Intel Corporation 8 * All rights reserved. 9 */ 10 11 /* 12 * Sun elects to use this software under the BSD license. 13 */ 14 15 /* 16 * This file is provided under a dual BSD/GPLv2 license. When using or 17 * redistributing this file, you may do so under either license. 18 * 19 * GPL LICENSE SUMMARY 20 * 21 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved. 22 * 23 * This program is free software; you can redistribute it and/or modify 24 * it under the terms of version 2 of the GNU General Public License as 25 * published by the Free Software Foundation. 26 * 27 * This program is distributed in the hope that it will be useful, but 28 * WITHOUT ANY WARRANTY; without even the implied warranty of 29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 30 * General Public License for more details. 31 * 32 * You should have received a copy of the GNU General Public License 33 * along with this program; if not, write to the Free Software 34 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 35 * USA 36 * 37 * The full GNU General Public License is included in this distribution 38 * in the file called LICENSE.GPL. 39 * 40 * Contact Information: 41 * James P. Ketrenos <ipw2100-admin@linux.intel.com> 42 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 43 * 44 * BSD LICENSE 45 * 46 * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved. 47 * All rights reserved. 48 * 49 * Redistribution and use in source and binary forms, with or without 50 * modification, are permitted provided that the following conditions 51 * are met: 52 * 53 * * Redistributions of source code must retain the above copyright 54 * notice, this list of conditions and the following disclaimer. 55 * * Redistributions in binary form must reproduce the above copyright 56 * notice, this list of conditions and the following disclaimer in 57 * the documentation and/or other materials provided with the 58 * distribution. 59 * * Neither the name Intel Corporation nor the names of its 60 * contributors may be used to endorse or promote products derived 61 * from this software without specific prior written permission. 62 * 63 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 64 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 65 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 66 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 67 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 68 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 69 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 70 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 71 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 72 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 73 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 74 */ 75 76 #ifndef _IWP_HW_H_ 77 #define _IWP_HW_H_ 78 79 #ifdef __cplusplus 80 extern "C" { 81 #endif 82 83 /* 84 * maximum scatter/gather 85 */ 86 #define IWP_MAX_SCATTER (10) 87 88 /* 89 * Flow Handler Definitions 90 */ 91 #define FH_MEM_LOWER_BOUND (0x1000) 92 #define FH_MEM_UPPER_BOUND (0x1EF0) 93 94 #define IWP_FH_REGS_LOWER_BOUND (0x1000) 95 #define IWP_FH_REGS_UPPER_BOUND (0x2000) 96 97 /* 98 * TFDB Area - TFDs buffer table 99 */ 100 #define FH_MEM_TFDB_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x000) 101 #define FH_MEM_TFDB_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0x900) 102 103 /* 104 * channels 0 - 8 105 */ 106 #define FH_MEM_TFDB_CHNL_BUF0(x) (FH_MEM_TFDB_LOWER_BOUND + (x) * 0x100) 107 #define FH_MEM_TFDB_CHNL_BUF1(x) (FH_MEM_TFDB_LOWER_BOUND + 0x80 + (x) * 0x100) 108 109 /* 110 * TFDIB Area - TFD Immediate Buffer 111 */ 112 #define FH_MEM_TFDIB_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x900) 113 #define FH_MEM_TFDIB_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0x958) 114 115 /* 116 * channels 0 - 10 117 */ 118 #define FH_MEM_TFDIB_CHNL(x) (FH_MEM_TFDIB_LOWER_BOUND + (x) * 0x8) 119 120 /* 121 * TFDIB registers used in Service Mode 122 */ 123 #define FH_MEM_TFDIB_CHNL9_REG0 (FH_MEM_TFDIB_CHNL(9)) 124 #define FH_MEM_TFDIB_CHNL9_REG1 (FH_MEM_TFDIB_CHNL(9) + 4) 125 #define FH_MEM_TFDIB_CHNL10_REG0 (FH_MEM_TFDIB_CHNL(10)) 126 #define FH_MEM_TFDIB_CHNL10_REG1 (FH_MEM_TFDIB_CHNL(10) + 4) 127 128 /* 129 * Tx service channels 130 */ 131 #define FH_MEM_TFDIB_DRAM_ADDR_MSB_MASK (0xF00000000) 132 #define FH_MEM_TFDIB_TB_LENGTH_MASK (0x0001FFFF) /* bits 16:0 */ 133 134 #define FH_MEM_TFDIB_DRAM_ADDR_LSB_BITSHIFT (0) 135 #define FH_MEM_TFDIB_DRAM_ADDR_MSB_BITSHIFT (32) 136 #define FH_MEM_TFDIB_TB_LENGTH_BITSHIFT (0) 137 138 #define FH_MEM_TFDIB_REG0_ADDR_MASK (0xFFFFFFFF) 139 #define FH_MEM_TFDIB_REG1_ADDR_MASK (0xF0000000) 140 #define FH_MEM_TFDIB_REG1_LENGTH_MASK (0x0001FFFF) 141 142 #define FH_MEM_TFDIB_REG0_ADDR_BITSHIFT (0) 143 #define FH_MEM_TFDIB_REG1_ADDR_BITSHIFT (28) 144 #define FH_MEM_TFDIB_REG1_LENGTH_BITSHIFT (0) 145 #define FH_MEM_TFDIB_DRAM_ADDR_LSB_MASK (0xFFFFFFFF) 146 147 /* 148 * TRB Area - Transmit Request Buffers 149 */ 150 #define FH_MEM_TRB_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x0958) 151 #define FH_MEM_TRB_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0x0980) 152 153 /* 154 * channels 0 - 8 155 */ 156 #define FH_MEM_TRB_CHNL(x) (FH_MEM_TRB_LOWER_BOUND + (x) * 0x4) 157 158 /* 159 * Keep-Warm (KW) buffer base address. 160 * 161 * Driver must allocate a 4KByte buffer that is used by Shirely Peak(SP) for 162 * keeping the 163 * host DRAM powered on (via dummy accesses to DRAM) to maintain low-latency 164 * DRAM access when SP is Txing or Rxing. The dummy accesses prevent host 165 * from going into a power-savings mode that would cause higher DRAM latency, 166 * and possible data over/under-runs, before all Tx/Rx is complete. 167 * 168 * Driver loads IWP_FH_KW_MEM_ADDR_REG with the physical address (bits 35:4) 169 * of the buffer, which must be 4K aligned. Once this is set up, the SP 170 * automatically invokes keep-warm accesses when normal accesses might not 171 * be sufficient to maintain fast DRAM response. 172 * 173 * Bit fields: 174 * 31-0: Keep-warm buffer physical base address [35:4], must be 4K aligned 175 */ 176 #define IWP_FH_KW_MEM_ADDR_REG (FH_MEM_LOWER_BOUND + 0x97C) 177 178 /* 179 * STAGB Area - Scheduler TAG Buffer 180 */ 181 #define FH_MEM_STAGB_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x980) 182 #define FH_MEM_STAGB_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0) 183 184 /* 185 * channels 0 - 8 186 */ 187 #define FH_MEM_STAGB_0(x) (FH_MEM_STAGB_LOWER_BOUND + (x) * 0x8) 188 #define FH_MEM_STAGB_1(x) (FH_MEM_STAGB_LOWER_BOUND + 0x4 + (x) * 0x8) 189 190 /* 191 * Tx service channels 192 */ 193 #define FH_MEM_SRAM_ADDR_9 (FH_MEM_STAGB_LOWER_BOUND + 0x048) 194 #define FH_MEM_SRAM_ADDR_10 (FH_MEM_STAGB_LOWER_BOUND + 0x04C) 195 196 #define FH_MEM_STAGB_SRAM_ADDR_MASK (0x00FFFFFF) 197 198 /* 199 * TFD Circular Buffers Base (CBBC) addresses 200 * 201 * SP has 16 base pointer registers, one for each of 16 host-DRAM-resident 202 * circular buffers (CBs/queues) containing Transmit Frame Descriptors (TFDs) 203 * (see struct iwp_tfd_frame). These 16 pointer registers are offset by 0x04 204 * bytes from one another. Each TFD circular buffer in DRAM must be 256-byte 205 * aligned (address bits 0-7 must be 0). 206 * 207 * Bit fields in each pointer register: 208 * 27-0: TFD CB physical base address [35:8], must be 256-byte aligned 209 */ 210 #define FH_MEM_CBBC_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0) 211 #define FH_MEM_CBBC_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA10) 212 213 /* 214 * queues 0 - 15 215 */ 216 #define FH_MEM_CBBC_QUEUE(x) (FH_MEM_CBBC_LOWER_BOUND + (x) * 0x4) 217 218 /* 219 * TAGR Area - TAG reconstruct table 220 */ 221 #define FH_MEM_TAGR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xA10) 222 #define FH_MEM_TAGR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA70) 223 224 /* 225 * TDBGR Area - Tx Debug Registers 226 */ 227 #define FH_MEM_TDBGR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x0A70) 228 #define FH_MEM_TDBGR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0x0B20) 229 230 /* 231 * channels 0 - 10 232 */ 233 #define FH_MEM_TDBGR_CHNL(x) (FH_MEM_TDBGR_LOWER_BOUND + (x) * 0x10) 234 235 #define FH_MEM_TDBGR_CHNL_REG_0(x) (FH_MEM_TDBGR_CHNL(x)) 236 #define FH_MEM_TDBGR_CHNL_REG_1(x) (FH_MEM_TDBGR_CHNL_REG_0(x) + 0x4) 237 238 #define FH_MEM_TDBGR_CHNL_BYTES_TO_FIFO_MASK (0x000FFFFF) 239 #define FH_MEM_TDBGR_CHNL_BYTES_TO_FIFO_BITSHIFT (0) 240 241 /* 242 * RDBUF Area 243 */ 244 #define FH_MEM_RDBUF_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xB80) 245 #define FH_MEM_RDBUF_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xBC0) 246 #define FH_MEM_RDBUF_CHNL0 (FH_MEM_RDBUF_LOWER_BOUND) 247 248 /* 249 * Rx SRAM Control and Status Registers (RSCSR) 250 * 251 * These registers provide handshake between driver and Shirley Peak for 252 * the Rx queue 253 * (this queue handles *all* command responses, notifications, Rx data, etc. 254 * sent from SP uCode to host driver). Unlike Tx, there is only one Rx 255 * queue, and only one Rx DMA/FIFO channel. Also unlike Tx, which can 256 * concatenate up to 20 DRAM buffers to form a Tx frame, each Receive Buffer 257 * Descriptor (RBD) points to only one Rx Buffer (RB); there is a 1:1 258 * mapping between RBDs and RBs. 259 * 260 * Driver must allocate host DRAM memory for the following, and set the 261 * physical address of each into SP registers: 262 * 263 * 1) Receive Buffer Descriptor (RBD) circular buffer (CB), typically with 256 264 * entries (although any power of 2, up to 4096, is selectable by driver). 265 * Each entry (1 dword) points to a receive buffer (RB) of consistent size 266 * (typically 4K, although 8K or 16K are also selectable by driver). 267 * Driver sets up RB size and number of RBDs in the CB via Rx config 268 * register FH_MEM_RCSR_CHNL0_CONFIG_REG. 269 * 270 * Bit fields within one RBD: 271 * 27-0: Receive Buffer physical address bits [35:8], 256-byte aligned. 272 * 273 * Driver sets physical address [35:8] of base of RBD circular buffer 274 * into FH_RSCSR_CHNL0_RBDCB_BASE_REG [27:0]. 275 * 276 * 2) Rx status buffer, 8 bytes, in which SP indicates which Rx Buffers 277 * (RBs) have been filled, via a "write pointer", actually the index of 278 * the RB's corresponding RBD within the circular buffer. Driver sets 279 * physical address [35:4] into FH_RSCSR_CHNL0_STTS_WPTR_REG [31:0]. 280 * 281 * Bit fields in lower dword of Rx status buffer (upper dword not used 282 * by driver; see struct iwp_shared, val0): 283 * 31-12: Not used by driver 284 * 11- 0: Index of last filled Rx buffer descriptor 285 * (SP writes, driver reads this value) 286 * 287 * As the driver prepares Receive Buffers (RBs) for SP to fill, driver must 288 * enter pointers to these RBs into contiguous RBD circular buffer entries, 289 * and update the SP's "write" index register, FH_RSCSR_CHNL0_RBDCB_WPTR_REG. 290 * 291 * This "write" index corresponds to the *next* RBD that the driver will make 292 * available, i.e. one RBD past the the tail of the ready-to-fill RBDs within 293 * the circular buffer. This value should initially be 0 (before preparing any 294 * RBs), should be 8 after preparing the first 8 RBs (for example), and must 295 * wrap back to 0 at the end of the circular buffer (but don't wrap before 296 * "read" index has advanced past 1! See below). 297 * NOTE: SP EXPECTS THE WRITE INDEX TO BE INCREMENTED IN MULTIPLES OF 8. 298 * 299 * As the SP fills RBs (referenced from contiguous RBDs within the circular 300 * buffer), it updates the Rx status buffer in DRAM, 2) described above, 301 * to tell the driver the index of the latest filled RBD. The driver must 302 * read this "read" index from DRAM after receiving an Rx interrupt from SP. 303 * 304 * The driver must also internally keep track of a third index, which is the 305 * next RBD to process. When receiving an Rx interrupt, driver should process 306 * all filled but unprocessed RBs up to, but not including, the RB 307 * corresponding to the "read" index. For example, if "read" index becomes "1", 308 * driver may process the RB pointed to by RBD 0. Depending on volume of 309 * traffic, there may be many RBs to process. 310 * 311 * If read index == write index, SP thinks there is no room to put new data. 312 * Due to this, the maximum number of filled RBs is 255, instead of 256. To 313 * be safe, make sure that there is a gap of at least 2 RBDs between "write" 314 * and "read" indexes; that is, make sure that there are no more than 254 315 * buffers waiting to be filled. 316 */ 317 #define FH_MEM_RSCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xBC0) 318 #define FH_MEM_RSCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xC00) 319 #define FH_MEM_RSCSR_CHNL0 (FH_MEM_RSCSR_LOWER_BOUND) 320 #define FH_MEM_RSCSR_CHNL1 (FH_MEM_RSCSR_LOWER_BOUND + 0x020) 321 322 /* 323 * Physical base address of 8-byte Rx Status buffer. 324 * Bit fields: 325 * 31-0: Rx status buffer physical base address [35:4], must 16-byte aligned. 326 */ 327 328 #define FH_RSCSR_CHNL0_STTS_WPTR_REG (FH_MEM_RSCSR_CHNL0) 329 330 /* 331 * Physical base address of Rx Buffer Descriptor Circular Buffer. 332 * Bit fields: 333 * 27-0: RBD CD physical base address [35:8], must be 256-byte aligned. 334 */ 335 #define FH_RSCSR_CHNL0_RBDCB_BASE_REG (FH_MEM_RSCSR_CHNL0 + 0x004) 336 337 /* 338 * Rx write pointer (index, really!). 339 * Bit fields: 340 * 11-0: Index of driver's most recent prepared-to-be-filled RBD, + 1. 341 * NOTE: For 256-entry circular buffer, use only bits [7:0]. 342 */ 343 #define FH_RSCSR_CHNL0_RBDCB_WPTR_REG (FH_MEM_RSCSR_CHNL0 + 0x008) 344 #define FH_RSCSR_CHNL0_RBDCB_RPTR_REG (FH_MEM_RSCSR_CHNL0 + 0x00c) 345 346 347 /* 348 * RSCSR registers used in Service mode 349 */ 350 #define FH_RSCSR_CHNL1_RB_WPTR_REG (FH_MEM_RSCSR_CHNL1) 351 #define FH_RSCSR_CHNL1_RB_WPTR_OFFSET_REG (FH_MEM_RSCSR_CHNL1 + 0x004) 352 #define FH_RSCSR_CHNL1_RB_CHUNK_NUM_REG (FH_MEM_RSCSR_CHNL1 + 0x008) 353 #define FH_RSCSR_CHNL1_SRAM_ADDR_REG (FH_MEM_RSCSR_CHNL1 + 0x00C) 354 355 /* 356 * Rx Config/Status Registers (RCSR) 357 * Rx Config Reg for channel 0 (only channel used) 358 * 359 * Driver must initialize FH_MEM_RCSR_CHNL0_CONFIG_REG as follows for 360 * normal operation (see bit fields). 361 * 362 * Clearing FH_MEM_RCSR_CHNL0_CONFIG_REG to 0 turns off Rx DMA. 363 * Driver should poll FH_MEM_RSSR_RX_STATUS_REG for 364 * FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE (bit 24) before continuing. 365 * 366 * Bit fields: 367 * 31-30: Rx DMA channel enable: '00' off/pause, '01' pause at end of frame, 368 * '10' operate normally 369 * 29-24: reserved 370 * 23-20: # RBDs in circular buffer = 2^value; use "8" for 256 RBDs (normal), 371 * min "5" for 32 RBDs, max "12" for 4096 RBDs. 372 * 19-18: reserved 373 * 17-16: size of each receive buffer; '00' 4K (normal), '01' 8K, 374 * '10' 12K, '11' 16K. 375 * 15-14: reserved 376 * 13-12: IRQ destination; '00' none, '01' host driver (normal operation) 377 * 11- 4: timeout for closing Rx buffer and interrupting host (units 32 usec) 378 * typical value 0x10 (about 1/2 msec) 379 * 3- 0: reserved 380 */ 381 #define FH_MEM_RCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC00) 382 #define FH_MEM_RCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xCC0) 383 #define FH_MEM_RCSR_CHNL0 (FH_MEM_RCSR_LOWER_BOUND) 384 #define FH_MEM_RCSR_CHNL1 (FH_MEM_RCSR_LOWER_BOUND + 0x020) 385 386 #define FH_MEM_RCSR_CHNL0_CONFIG_REG (FH_MEM_RCSR_CHNL0) 387 #define FH_MEM_RCSR_CHNL0_CREDIT_REG (FH_MEM_RCSR_CHNL0 + 0x004) 388 #define FH_MEM_RCSR_CHNL0_RBD_STTS_REG (FH_MEM_RCSR_CHNL0 + 0x008) 389 #define FH_MEM_RCSR_CHNL0_RB_STTS_REG (FH_MEM_RCSR_CHNL0 + 0x00C) 390 #define FH_MEM_RCSR_CHNL0_RXPD_STTS_REG (FH_MEM_RCSR_CHNL0 + 0x010) 391 392 #define FH_MEM_RCSR_CHNL0_RBD_STTS_FRAME_RB_CNT_MASK (0x7FFFFFF0) 393 394 /* 395 * RCSR registers used in Service mode 396 */ 397 #define FH_MEM_RCSR_CHNL1_CONFIG_REG (FH_MEM_RCSR_CHNL1) 398 #define FH_MEM_RCSR_CHNL1_RB_STTS_REG (FH_MEM_RCSR_CHNL1 + 0x00C) 399 #define FH_MEM_RCSR_CHNL1_RX_PD_STTS_REG (FH_MEM_RCSR_CHNL1 + 0x010) 400 401 /* 402 * Rx Shared Status Registers (RSSR) 403 * 404 * After stopping Rx DMA channel (writing 0 to FH_MEM_RCSR_CHNL0_CONFIG_REG), 405 * driver must poll FH_MEM_RSSR_RX_STATUS_REG until Rx channel is idle. 406 * 407 * Bit fields: 408 * 24: 1 = Channel 0 is idle 409 * 410 * FH_MEM_RSSR_SHARED_CTRL_REG and FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV contain 411 * default values that should not be altered by the driver. 412 */ 413 #define FH_MEM_RSSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xC40) 414 #define FH_MEM_RSSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xD00) 415 #define FH_MEM_RSSR_SHARED_CTRL_REG (FH_MEM_RSSR_LOWER_BOUND) 416 #define FH_MEM_RSSR_RX_STATUS_REG (FH_MEM_RSSR_LOWER_BOUND + 0x004) 417 #define FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV (FH_MEM_RSSR_LOWER_BOUND + 0x008) 418 419 /* 420 * Transmit DMA Channel Control/Status Registers (TCSR) 421 * 422 * SP has one configuration register for each of 8 Tx DMA/FIFO channels 423 * supported in hardware; config regs are separated by 0x20 bytes. 424 * 425 * To use a Tx DMA channel, driver must initialize its 426 * 427 * 428 * All other bits should be 0. 429 * 430 * Bit fields: 431 * 31-30: Tx DMA channel enable: '00' off/pause, '01' pause at end of frame, 432 * '10' operate normally 433 * 29- 4: Reserved, set to "0" 434 * 3: Enable internal DMA requests (1, normal operation), disable (0) 435 * 2- 0: Reserved, set to "0" 436 */ 437 #define IWP_FH_TCSR_UPPER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0xE60) 438 439 #define IWP_FH_TCSR_CHNL_NUM (7) 440 441 /* 442 * Tx Shared Status Registers (TSSR) 443 * 444 * After stopping Tx DMA channel (writing 0 to 445 * IWP_FH_TSSR_TX_STATUS_REG until selected Tx channel is idle 446 * (channel's buffers empty | no pending requests). 447 * 448 * Bit fields: 449 * 31-24: 1 = Channel buffers empty (channel 7:0) 450 * 23-16: 1 = No pending requests (channel 7:0) 451 */ 452 #define IWP_FH_TSSR_LOWER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0xEA0) 453 #define IWP_FH_TSSR_UPPER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0xEC0) 454 455 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG (IWP_FH_TSSR_LOWER_BOUND + 0x008) 456 #define IWP_FH_TSSR_TX_STATUS_REG (IWP_FH_TSSR_LOWER_BOUND + 0x010) 457 458 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000) 459 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000) 460 461 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_64B (0x00000000) 462 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400) 463 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_256B (0x00000800) 464 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_512B (0x00000C00) 465 466 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100) 467 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080) 468 469 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020) 470 #define IWP_FH_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005) 471 472 #define IWP_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) \ 473 ((1 << (_chnl)) << 24) 474 #define IWP_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl) \ 475 ((1 << (_chnl)) << 16) 476 477 #define IWP_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_chnl) \ 478 (IWP_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) | \ 479 IWP_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl)) 480 481 /* 482 * TFDIB 483 */ 484 #define IWP_FH_TFDIB_UPPER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0x958) 485 #define IWP_FH_TFDIB_CTRL1_REG_POS_MSB (28) 486 #define IWP_FH_TFDIB_LOWER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0x900) 487 488 #define IWP_FH_TFDIB_CTRL0_REG(_chnl)\ 489 (IWP_FH_TFDIB_LOWER_BOUND + 0x8 * _chnl) 490 491 #define IWP_FH_TFDIB_CTRL1_REG(_chnl)\ 492 (IWP_FH_TFDIB_LOWER_BOUND + 0x8 * _chnl + 0x4) 493 494 /* 495 * Debug Monitor Area 496 */ 497 #define FH_MEM_DM_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xEE0) 498 #define FH_MEM_DM_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xEF0) 499 #define FH_MEM_DM_CONTROL_MASK_REG (FH_MEM_DM_LOWER_BOUND) 500 #define FH_MEM_DM_CONTROL_START_REG (FH_MEM_DM_LOWER_BOUND + 0x004) 501 #define FH_MEM_DM_CONTROL_STATUS_REG (FH_MEM_DM_LOWER_BOUND + 0x008) 502 #define FH_MEM_DM_MONITOR_REG (FH_MEM_DM_LOWER_BOUND + 0x00C) 503 504 #define FH_TB1_ADDR_LOW_MASK (0xFFFFFFFF) /* bits 31:0 */ 505 #define FH_TB1_ADDR_HIGH_MASK (0xF00000000) /* bits 35:32 */ 506 #define FH_TB2_ADDR_LOW_MASK (0x0000FFFF) /* bits 15:0 */ 507 #define FH_TB2_ADDR_HIGH_MASK (0xFFFFF0000) /* bits 35:16 */ 508 509 #define FH_TB1_ADDR_LOW_BITSHIFT (0) 510 #define FH_TB1_ADDR_HIGH_BITSHIFT (32) 511 #define FH_TB2_ADDR_LOW_BITSHIFT (0) 512 #define FH_TB2_ADDR_HIGH_BITSHIFT (16) 513 514 #define FH_TB1_LENGTH_MASK (0x00000FFF) /* bits 11:0 */ 515 #define FH_TB2_LENGTH_MASK (0x00000FFF) /* bits 11:0 */ 516 517 /* 518 * number of FH channels including 2 service mode 519 */ 520 #define NUM_OF_FH_CHANNELS (10) 521 522 /* 523 * ctrl field bitology 524 */ 525 #define FH_TFD_CTRL_PADDING_MASK (0xC0000000) /* bits 31:30 */ 526 #define FH_TFD_CTRL_NUMTB_MASK (0x1F000000) /* bits 28:24 */ 527 528 #define FH_TFD_CTRL_PADDING_BITSHIFT (30) 529 #define FH_TFD_CTRL_NUMTB_BITSHIFT (24) 530 531 #define FH_TFD_GET_NUM_TBS(ctrl) \ 532 ((ctrl & FH_TFD_CTRL_NUMTB_MASK) >> FH_TFD_CTRL_NUMTB_BITSHIFT) 533 #define FH_TFD_GET_PADDING(ctrl) \ 534 ((ctrl & FH_TFD_CTRL_PADDING_MASK) >> FH_TFD_CTRL_PADDING_BITSHIFT) 535 536 /* 537 * TCSR: tx_config register values 538 */ 539 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000) 540 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001) 541 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_ARC (0x00000002) 542 543 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008) 544 545 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_NOINT (0x00000000) 546 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000) 547 548 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000) 549 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_ENDTFD (0x00400000) 550 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_IFTFD (0x00800000) 551 552 553 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_EMPTY (0x00000000) 554 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_WAIT (0x00002000) 555 556 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001) 557 558 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM (20) 559 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX (12) 560 561 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00000003) 562 563 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000) 564 565 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000) 566 567 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD (0x00100000) 568 569 #define IWP_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000) 570 571 #define IWP_FH_TCSR_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xD00) 572 573 #define IWP_FH_TCSR_CHNL_TX_CONFIG_REG(_chnl)\ 574 (IWP_FH_TCSR_LOWER_BOUND + 0x20 * _chnl) 575 576 #define IWP_FH_TCSR_CHNL_TX_CREDIT_REG(_chnl)\ 577 (IWP_FH_TCSR_LOWER_BOUND + 0x20 * _chnl + 0x4) 578 579 #define IWP_FH_TCSR_CHNL_TX_BUF_STS_REG(_chnl)\ 580 (IWP_FH_TCSR_LOWER_BOUND + 0x20 * _chnl + 0x8) 581 #define IWP_FH_TCSR_CHNL_NUM (7) 582 583 /* 584 * CBB table 585 */ 586 #define FH_CBB_ADDR_MASK 0x0FFFFFFF /* bits 27:0 */ 587 #define FH_CBB_ADDR_BIT_SHIFT (8) 588 589 /* 590 * RCSR: channel 0 rx_config register defines 591 */ 592 #define FH_RCSR_CHNL0_RX_CONFIG_DMA_CHNL_EN_MASK (0xC0000000) /* bits 30-31 */ 593 #define FH_RCSR_CHNL0_RX_CONFIG_RBDBC_SIZE_MASK (0x00F00000) /* bits 20-23 */ 594 #define FH_RCSR_CHNL0_RX_CONFIG_RB_SIZE_MASK (0x00030000) /* bits 16-17 */ 595 #define FH_RCSR_CHNL0_RX_CONFIG_SINGLE_FRAME_MASK (0x00008000) /* bit 15 */ 596 #define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_MASK (0x00001000) /* bit 12 */ 597 #define FH_RCSR_CHNL0_RX_CONFIG_RB_TIMEOUT_MASK (0x00000FF0) /* bit 4-11 */ 598 599 #define FH_RCSR_RX_CONFIG_RBDCB_SIZE_BITSHIFT (20) 600 #define FH_RCSR_RX_CONFIG_RB_SIZE_BITSHIFT (16) 601 602 #define FH_RCSR_GET_RDBC_SIZE(reg) \ 603 ((reg & FH_RCSR_RX_CONFIG_RDBC_SIZE_MASK) >> \ 604 FH_RCSR_RX_CONFIG_RDBC_SIZE_BITSHIFT) 605 606 /* 607 * RCSR: channel 1 rx_config register defines 608 */ 609 #define FH_RCSR_CHNL1_RX_CONFIG_DMA_CHNL_EN_MASK (0xC0000000) /* bits 30-31 */ 610 #define FH_RCSR_CHNL1_RX_CONFIG_IRQ_DEST_MASK (0x00003000) /* bits 12-13 */ 611 612 /* 613 * RCSR: rx_config register values 614 */ 615 #define FH_RCSR_RX_CONFIG_CHNL_EN_PAUSE_VAL (0x00000000) 616 #define FH_RCSR_RX_CONFIG_CHNL_EN_PAUSE_EOF_VAL (0x40000000) 617 #define FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL (0x80000000) 618 #define FH_RCSR_RX_CONFIG_SINGLE_FRAME_MODE (0x00008000) 619 620 #define FH_RCSR_RX_CONFIG_RDRBD_DISABLE_VAL (0x00000000) 621 #define FH_RCSR_RX_CONFIG_RDRBD_ENABLE_VAL (0x20000000) 622 623 #define IWP_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_4K (0x00000000) 624 #define IWP_TX_RTS_RETRY_LIMIT (60) 625 #define IWP_TX_DATA_RETRY_LIMIT (15) 626 627 #define IWP_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_8K (0x00010000) 628 #define IWP_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_12K (0x00020000) 629 #define IWP_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_16K (0x00030000) 630 631 /* 632 * RCSR channel 0 config register values 633 */ 634 #define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_NO_INT_VAL (0x00000000) 635 #define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL (0x00001000) 636 637 /* 638 * RCSR channel 1 config register values 639 */ 640 #define FH_RCSR_CHNL1_RX_CONFIG_IRQ_DEST_NO_INT_VAL (0x00000000) 641 #define FH_RCSR_CHNL1_RX_CONFIG_IRQ_DEST_INT_HOST_VAL (0x00001000) 642 #define FH_RCSR_CHNL1_RX_CONFIG_IRQ_DEST_INT_RTC_VAL (0x00002000) 643 #define FH_RCSR_CHNL1_RX_CONFIG_IRQ_DEST_INT_HOST_RTC_VAL (0x00003000) 644 645 /* 646 * RCSR: rb status register defines 647 */ 648 #define FH_RCSR_RB_BYTE_TO_SEND_MASK (0x0001FFFF) /* bits 0-16 */ 649 650 /* 651 * RSCSR: defs used in normal mode 652 */ 653 #define FH_RSCSR_CHNL0_RBDCB_WPTR_MASK (0x00000FFF) /* bits 0-11 */ 654 655 /* 656 * RSCSR: defs used in service mode 657 */ 658 #define FH_RSCSR_CHNL1_SRAM_ADDR_MASK (0x00FFFFFF) /* bits 0-23 */ 659 #define FH_RSCSR_CHNL1_RB_WPTR_MASK (0x0FFFFFFF) /* bits 0-27 */ 660 #define FH_RSCSR_CHNL1_RB_WPTR_OFFSET_MASK (0x000000FF) /* bits 0-7 */ 661 662 /* 663 * RSSR: RX Enable Error IRQ to Driver register defines 664 */ 665 #define FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV_NO_RBD (0x00400000) /* bit 22 */ 666 667 #define FH_DRAM2SRAM_DRAM_ADDR_HIGH_MASK (0xFFFFFFF00) /* bits 8-35 */ 668 #define FH_DRAM2SRAM_DRAM_ADDR_LOW_MASK (0x000000FF) /* bits 0-7 */ 669 670 #define FH_DRAM2SRAM_DRAM_ADDR_HIGH_BITSHIFT (8) /* bits 8-35 */ 671 672 /* 673 * RX DRAM status regs definitions 674 */ 675 #define FH_RX_RB_NUM_MASK (0x00000FFF) /* bits 0-11 */ 676 #define FH_RX_FRAME_NUM_MASK (0x0FFF0000) /* bits 16-27 */ 677 678 #define FH_RX_RB_NUM_BITSHIFT (0) 679 #define FH_RX_FRAME_NUM_BITSHIFT (16) 680 681 /* 682 * Tx Scheduler 683 * 684 * The Tx Scheduler selects the next frame to be transmitted, chosing TFDs 685 * (Transmit Frame Descriptors) from up to 16 circular queues resident in 686 * host DRAM. It steers each frame's Tx command (which contains the frame 687 * data) through one of up to 7 prioritized Tx DMA FIFO channels within the 688 * device. A queue maps to only one (selectable by driver) Tx DMA channel, 689 * but one DMA channel may take input from several queues. 690 * 691 * Tx DMA channels have dedicated purposes. For SP, and are used as follows: 692 * BMC TODO: CONFIRM channel assignments, esp for 0/1 693 * 694 * 0 -- EDCA BK (background) frames, lowest priority 695 * 1 -- EDCA BE (best effort) frames, normal priority 696 * 2 -- EDCA VI (video) frames, higher priority 697 * 3 -- EDCA VO (voice) and management frames, highest priority 698 * 4 -- Commands (e.g. RXON, etc.) 699 * 5 -- HCCA short frames 700 * 6 -- HCCA long frames 701 * 7 -- not used by driver (device-internal only) 702 * 703 * Driver should normally map queues 0-6 to Tx DMA/FIFO channels 0-6. 704 * In addition, driver can map queues 7-15 to Tx DMA/FIFO channels 0-3 to 705 * support 11n aggregation via EDCA DMA channels. BMC confirm. 706 * 707 * The driver sets up each queue to work in one of two modes: 708 * 709 * 1) Scheduler-Ack, in which the scheduler automatically supports a 710 * block-ack (BA) window of up to 64 TFDs. In this mode, each queue 711 * contains TFDs for a unique combination of Recipient Address (RA) 712 * and Traffic Identifier (TID), that is, traffic of a given 713 * Quality-Of-Service (QOS) priority, destined for a single station. 714 * 715 * In scheduler-ack mode, the scheduler keeps track of the Tx status of 716 * each frame within the BA window, including whether it's been transmitted, 717 * and whether it's been acknowledged by the receiving station. The device 718 * automatically processes block-acks received from the receiving STA, 719 * and reschedules un-acked frames to be retransmitted (successful 720 * Tx completion may end up being out-of-order). 721 * 722 * The driver must maintain the queue's Byte Count table in host DRAM 723 * (struct iwp_sched_queue_byte_cnt_tbl) for this mode. 724 * This mode does not support fragmentation. 725 * 726 * 2) FIFO (a.k.a. non-Scheduler-ACK), in which each TFD is processed in order. 727 * The device may automatically retry Tx, but will retry only one frame 728 * at a time, until receiving ACK from receiving station, or reaching 729 * retry limit and giving up. 730 * 731 * The command queue (#4) must use this mode! 732 * This mode does not require use of the Byte Count table in host DRAM. 733 * 734 * Driver controls scheduler operation via 3 means: 735 * 1) Scheduler registers 736 * 2) Shared scheduler data base in internal 4956 SRAM 737 * 3) Shared data in host DRAM 738 * 739 * Initialization: 740 * 741 * When loading, driver should allocate memory for: 742 * 1) 16 TFD circular buffers, each with space for (typically) 256 TFDs. 743 * 2) 16 Byte Count circular buffers in 16 KBytes contiguous memory 744 * (1024 bytes for each queue). 745 * 746 * After receiving "Alive" response from uCode, driver must initialize 747 * the following (especially for queue #4, the command queue, otherwise 748 * the driver can't issue commands!): 749 * 750 * 1) SP's scheduler data base area in SRAM: 751 * a) Read SRAM address of data base area from SCD_SRAM_BASE_ADDR 752 * b) Clear and Init SCD_CONTEXT_DATA_OFFSET area (size 128 bytes) 753 * c) Clear SCD_TX_STTS_BITMAP_OFFSET area (size 256 bytes) 754 * d) Clear (BMC and init?) SCD_TRANSLATE_TBL_OFFSET (size 32 bytes) 755 * 756 * 2) Init SCD_DRAM_BASE_ADDR with physical base of Tx byte count circular 757 * buffer array, allocated by driver in host DRAM. 758 * 759 * 3) 760 */ 761 762 /* 763 * Max Tx window size is the max number of contiguous TFDs that the scheduler 764 * can keep track of at one time when creating block-ack chains of frames. 765 * Note that "64" matches the number of ack bits in a block-ack. 766 * Driver should use SCD_WIN_SIZE and SCD_FRAME_LIMIT values to initialize 767 * SCD_CONTEXT_QUEUE_OFFSET(x) values. 768 */ 769 #define SCD_WIN_SIZE 64 770 #define SCD_FRAME_LIMIT 64 771 772 /* 773 * Driver may need to update queue-empty bits after changing queue's 774 * write and read pointers (indexes) during (re-)initialization (i.e. when 775 * scheduler is not tracking what's happening). 776 * Bit fields: 777 * 31-16: Write mask -- 1: update empty bit, 0: don't change empty bit 778 * 15-00: Empty state, one for each queue -- 1: empty, 0: non-empty 779 * NOTE BMC: THIS REGISTER NOT USED BY LINUX DRIVER. 780 */ 781 #define SCD_EMPTY_BITS (SCD_START_OFFSET + 0x4) 782 783 /* 784 * Physical base address of array of byte count (BC) circular buffers (CBs). 785 * Each Tx queue has a BC CB in host DRAM to support Scheduler-ACK mode. 786 * This register points to BC CB for queue 0, must be on 1024-byte boundary. 787 * Others are spaced by 1024 bytes. 788 * Each BC CB is 2 bytes * (256 + 64) = 740 bytes, followed by 384 bytes pad. 789 * (Index into a queue's BC CB) = (index into queue's TFD CB) = (SSN & 0xff). 790 * Bit fields: 791 * 25-00: Byte Count CB physical address [35:10], must be 1024-byte aligned. 792 */ 793 #define SCD_AIT (SCD_START_OFFSET + 0x18) 794 795 /* 796 * Queue (x) Write Pointers (indexes, really!), one for each Tx queue. 797 * Initialized and updated by driver as new TFDs are added to queue. 798 * NOTE: If using Block Ack, index must correspond to frame's 799 * Start Sequence Number; index = (SSN & 0xff) 800 * NOTE BMC: Alternative to HBUS_TARG_WRPTR, which is what Linux driver uses? 801 */ 802 #define SCD_QUEUE_WRPTR(x) (SCD_START_OFFSET + 0x24 + (x) * 4) 803 804 /* 805 * Queue (x) Read Pointers (indexes, really!), one for each Tx queue. 806 * For FIFO mode, index indicates next frame to transmit. 807 * For Scheduler-ACK mode, index indicates first frame in Tx window. 808 * Initialized by driver, updated by scheduler. 809 */ 810 #define SCD_QUEUE_RDPTR(x) (SCD_START_OFFSET + 0x64 + (x) * 4) 811 #define SCD_SETQUEUENUM (SCD_START_OFFSET + 0xa4) 812 #define SCD_SET_TXSTAT_TXED (SCD_START_OFFSET + 0xa8) 813 #define SCD_SET_TXSTAT_DONE (SCD_START_OFFSET + 0xac) 814 #define SCD_SET_TXSTAT_NOT_SCHD (SCD_START_OFFSET + 0xb0) 815 #define SCD_DECREASE_CREDIT (SCD_START_OFFSET + 0xb4) 816 #define SCD_DECREASE_SCREDIT (SCD_START_OFFSET + 0xb8) 817 #define SCD_LOAD_CREDIT (SCD_START_OFFSET + 0xbc) 818 #define SCD_LOAD_SCREDIT (SCD_START_OFFSET + 0xc0) 819 #define SCD_BAR (SCD_START_OFFSET + 0xc4) 820 #define SCD_BAR_DW0 (SCD_START_OFFSET + 0xc8) 821 #define SCD_BAR_DW1 (SCD_START_OFFSET + 0xcc) 822 823 /* 824 * Select which queues work in chain mode (1) vs. not (0). 825 * Use chain mode to build chains of aggregated frames. 826 * Bit fields: 827 * 31-16: Reserved 828 * 15-00: Mode, one bit for each queue -- 1: Chain mode, 0: one-at-a-time 829 * NOTE: If driver sets up queue for chain mode, it should be also set up 830 * Scheduler-ACK mode as well, via SCD_QUEUE_STATUS_BITS(x). 831 */ 832 #define SCD_QUERY_REQ (SCD_START_OFFSET + 0xd8) 833 #define SCD_QUERY_RES (SCD_START_OFFSET + 0xdc) 834 #define SCD_PENDING_FRAMES (SCD_START_OFFSET + 0xe0) 835 836 /* 837 * Select which queues interrupt driver when read pointer (index) increments. 838 * Bit fields: 839 * 31-16: Reserved 840 * 15-00: Interrupt enable, one bit for each queue -- 1: enabled, 0: disabled 841 * NOTE BMC: THIS FUNCTIONALITY IS APPARENTLY A NO-OP. 842 */ 843 #define SCD_INTERRUPT_THRESHOLD (SCD_START_OFFSET + 0xe8) 844 #define SCD_QUERY_MIN_FRAME_SIZE (SCD_START_OFFSET + 0x100) 845 846 847 /* 848 * SP internal SRAM structures for scheduler, shared with driver ... 849 * Driver should clear and initialize the following areas after receiving 850 * "Alive" response from SP uCode, i.e. after initial 851 * uCode load, or after a uCode load done for error recovery: 852 * 853 * SCD_CONTEXT_DATA_OFFSET (size 128 bytes) 854 * SCD_TX_STTS_BITMAP_OFFSET (size 256 bytes) 855 * SCD_TRANSLATE_TBL_OFFSET (size 32 bytes) 856 * 857 * Driver reads base address of this scheduler area from SCD_SRAM_BASE_ADDR. 858 * All OFFSET values must be added to this base address. 859 * Use HBUS_TARG_MEM_* registers to access SRAM. 860 */ 861 862 /* 863 * Queue context. One 8-byte entry for each of 16 queues. 864 * 865 * Driver should clear this entire area (size 0x80) to 0 after receiving 866 * "Alive" notification from uCode. Additionally, driver should init 867 * each queue's entry as follows: 868 * 869 * LS Dword bit fields: 870 * 0-06: Max Tx window size for Scheduler-ACK. Driver should init to 64. 871 * 872 * MS Dword bit fields: 873 * 16-22: Frame limit. Driver should init to 10 (0xa). 874 * 875 * Driver should init all other bits to 0. 876 * 877 * Init must be done after driver receives "Alive" response from SP uCode, 878 * and when setting up queue for aggregation. 879 */ 880 #define SCD_CONTEXT_DATA_OFFSET 0x380 881 882 /* 883 * Tx Status Bitmap 884 * 885 * Driver should clear this entire area (size 0x100) to 0 after receiving 886 * "Alive" notification from uCode. Area is used only by device itself; 887 * no other support (besides clearing) is required from driver. 888 */ 889 #define SCD_TX_STTS_BITMAP_OFFSET 0x400 890 891 /* 892 * RAxTID to queue translation mapping. 893 * 894 * When queue is in Scheduler-ACK mode, frames placed in a that queue must be 895 * for only one combination of receiver address (RA) and traffic ID (TID), i.e. 896 * one QOS priority level destined for one station (for this link, not final 897 * destination). The SCD_TRANSLATE_TABLE area provides 16 16-bit mappings, 898 * one for each of the 16 queues. If queue is not in Scheduler-ACK mode, the 899 * device ignores the mapping value. 900 * 901 * Bit fields, for each 16-bit map: 902 * 15-9: Reserved, set to 0 903 * 8-4: Index into device's station table for recipient station 904 * 3-0: Traffic ID (tid), range 0-15 905 * 906 * Driver should clear this entire area (size 32 bytes) to 0 after receiving 907 * "Alive" notification from uCode. To update a 16-bit map value, driver 908 * must read a dword-aligned value from device SRAM, replace the 16-bit map 909 * value of interest, and write the dword value back into device SRAM. 910 */ 911 #define SCD_TRANSLATE_TBL_OFFSET 0x500 912 #define SCD_CONTEXT_QUEUE_OFFSET(x) (SCD_CONTEXT_DATA_OFFSET + ((x) * 8)) 913 #define SCD_TRANSLATE_TBL_OFFSET_QUEUE(x) \ 914 ((SCD_TRANSLATE_TBL_OFFSET + ((x) * 2)) & 0xfffffffc) 915 916 /* 917 * Mask to enable contiguous Tx DMA/FIFO channels between "lo" and "hi". 918 */ 919 #define SCD_TXFACT_REG_TXFIFO_MASK(lo, hi) \ 920 ((1<<(hi))|((1<<(hi))-(1<<(lo)))) 921 922 #define SCD_MODE_REG_BIT_SEARCH_MODE (1<<0) 923 #define SCD_MODE_REG_BIT_SBYP_MODE (1<<1) 924 925 #define SCD_TXFIFO_POS_TID (0) 926 #define SCD_TXFIFO_POS_RA (4) 927 #define SCD_QUEUE_STTS_REG_POS_SCD_ACK (8) 928 #define SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN (10) 929 930 #define SCD_QUEUE_RA_TID_MAP_RATID_MSK (0x01FF) 931 932 #define SCD_QUEUE_CTX_REG1_WIN_SIZE_POS (0) 933 #define SCD_QUEUE_CTX_REG1_WIN_SIZE_MSK (0x0000007F) 934 #define SCD_QUEUE_CTX_REG1_CREDIT_POS (8) 935 #define SCD_QUEUE_CTX_REG1_CREDIT_MSK (0x00FFFF00) 936 #define SCD_QUEUE_CTX_REG1_SUPER_CREDIT_POS (24) 937 #define SCD_QUEUE_CTX_REG1_SUPER_CREDIT_MSK (0xFF000000) 938 #define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS (16) 939 #define SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK (0x007F0000) 940 941 #define CSR_HW_IF_CONFIG_REG_BIT_KEDRON_R (0x00000010) 942 #define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x00000C00) 943 #define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100) 944 #define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200) 945 #define CSR_HW_IF_CONFIG_REG_EEP_SEM (0x00200000) 946 #define IWP_CSR_ANA_PLL_CFG (0x00880300) 947 948 /* IWP-END */ 949 950 951 #define STATISTICS_FLG_CLEAR (0x1) 952 #define STATISTICS_FLG_DISABLE_NOTIFICATION (0x2) 953 954 #define STATISTICS_REPLY_FLG_CLEAR (0x1) 955 #define STATISTICS_REPLY_FLG_BAND_24G_MSK (0x2) 956 #define STATISTICS_REPLY_FLG_TGJ_NARROW_BAND_MSK (0x4) 957 #define STATISTICS_REPLY_FLG_FAT_MODE_MSK (0x8) 958 #define RX_PHY_FLAGS_ANTENNAE_OFFSET (4) 959 #define RX_PHY_FLAGS_ANTENNAE_MASK (0x70) 960 961 /* 962 * Register and values 963 */ 964 #define CSR_BASE (0x0) 965 #define HBUS_BASE (0x400) 966 967 #define HBUS_TARG_MBX_C (HBUS_BASE+0x030) 968 969 /* 970 * CSR (control and status registers) 971 */ 972 #define CSR_SW_VER (CSR_BASE+0x000) 973 #define CSR_HW_IF_CONFIG_REG (CSR_BASE+0x000) /* hardware interface config */ 974 #define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */ 975 #define CSR_INT (CSR_BASE+0x008) /* host interrupt status/ack */ 976 #define CSR_INT_MASK (CSR_BASE+0x00c) /* host interrupt enable */ 977 #define CSR_FH_INT_STATUS (CSR_BASE+0x010) /* busmaster int status/ack */ 978 #define CSR_GPIO_IN (CSR_BASE+0x018) /* read external chip pins */ 979 #define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc */ 980 #define CSR_GP_CNTRL (CSR_BASE+0x024) 981 #define CSR_HW_REV (CSR_BASE+0x028) 982 #define CSR_EEPROM_REG (CSR_BASE+0x02c) 983 #define CSR_EEPROM_GP (CSR_BASE+0x030) 984 #define CSR_GP_DRIVER_REG (CSR_BASE+0x050) 985 #define CSR_UCODE_DRV_GP1 (CSR_BASE+0x054) 986 #define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058) 987 #define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c) 988 #define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060) 989 #define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100) 990 #define CSR_ANA_PLL_CFG (CSR_BASE+0x20c) 991 #define CSR_HW_REV_WA_REG (CSR_BASE+0x22C) 992 993 /* 994 * BSM (Bootstrap State Machine) 995 */ 996 #define BSM_BASE (CSR_BASE + 0x3400) 997 998 #define BSM_WR_CTRL_REG (BSM_BASE + 0x000) /* ctl and status */ 999 #define BSM_WR_MEM_SRC_REG (BSM_BASE + 0x004) /* source in BSM mem */ 1000 #define BSM_WR_MEM_DST_REG (BSM_BASE + 0x008) /* dest in SRAM mem */ 1001 #define BSM_WR_DWCOUNT_REG (BSM_BASE + 0x00C) /* bytes */ 1002 #define BSM_WR_STATUS_REG (BSM_BASE + 0x010) /* bit 0: 1 == done */ 1003 1004 /* 1005 * BSM special memory, stays powered during power-save sleeps 1006 */ 1007 #define BSM_SRAM_LOWER_BOUND (CSR_BASE + 0x3800) 1008 #define BSM_SRAM_SIZE (1024) 1009 1010 1011 /* 1012 * card static random access memory (SRAM) for processor data and instructs 1013 */ 1014 #define RTC_INST_LOWER_BOUND (0x000000) 1015 #define RTC_INST_UPPER_BOUND (0x040000) 1016 1017 #define RTC_DATA_LOWER_BOUND (0x800000) 1018 #define RTC_DATA_UPPER_BOUND (0x814000) 1019 1020 #define RTC_INST_SIZE\ 1021 (RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND) 1022 #define RTC_DATA_SIZE\ 1023 (RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND) 1024 1025 /* 1026 * HBUS (Host-side bus) 1027 */ 1028 #define HBUS_TARG_MEM_RADDR (HBUS_BASE+0x00c) 1029 #define HBUS_TARG_MEM_WADDR (HBUS_BASE+0x010) 1030 #define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018) 1031 #define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c) 1032 #define HBUS_TARG_PRPH_WADDR (HBUS_BASE+0x044) 1033 #define HBUS_TARG_PRPH_RADDR (HBUS_BASE+0x048) 1034 #define HBUS_TARG_PRPH_WDAT (HBUS_BASE+0x04c) 1035 #define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050) 1036 #define HBUS_TARG_WRPTR (HBUS_BASE+0x060) 1037 1038 /* 1039 * HW I/F configuration 1040 */ 1041 #define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MB (0x00000100) 1042 #define CSR_HW_IF_CONFIG_REG_BIT_ALMAGOR_MM (0x00000200) 1043 #define CSR_HW_IF_CONFIG_REG_BIT_SKU_MRC (0x00000400) 1044 #define CSR_HW_IF_CONFIG_REG_BIT_BOARD_TYPE (0x00000800) 1045 #define CSR_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_A (0x00000000) 1046 #define CSR_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_B (0x00001000) 1047 1048 #define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP (0x00000001) 1049 #define CSR_UCODE_SW_BIT_RFKILL (0x00000002) 1050 #define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED (0x00000004) 1051 #define CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT (0x00000008) 1052 1053 #define CSR_GPIO_IN_BIT_AUX_POWER (0x00000200) 1054 #define CSR_GPIO_IN_VAL_VAUX_PWR_SRC (0x00000000) 1055 #define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000) 1056 #define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000) 1057 #define CSR_GPIO_IN_VAL_VMAIN_PWR_SRC CSR_GPIO_IN_BIT_AUX_POWER 1058 1059 #define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_MSK (0x00000003) 1060 #define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_3x3_MIX (0x00000000) 1061 #define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_MIX (0x00000001) 1062 #define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA (0x00000002) 1063 1064 /* 1065 * interrupt flags in INTA, set by uCode or hardware (e.g. dma), 1066 * acknowledged (reset) by host writing "1" to flagged bits. 1067 */ 1068 #define BIT_INT_FH_RX \ 1069 (((uint32_t)1) << 31) /* Rx DMA, cmd responses, FH_INT[17:16] */ 1070 #define BIT_INT_ERR (1<<29) /* DMA hardware error FH_INT[31] */ 1071 #define BIT_INT_FH_TX (1<<27) /* Tx DMA FH_INT[1:0] */ 1072 #define BIT_INT_MAC_CLK_ACTV (1<<26) /* NIC controller's clock toggled on/off */ 1073 #define BIT_INT_SWERROR (1<<25) /* uCode error */ 1074 #define BIT_INT_RF_KILL (1<<7) /* HW RFKILL switch GP_CNTRL[27] toggled */ 1075 #define BIT_INT_CT_KILL (1<<6) /* Critical temp (chip too hot) rfkill */ 1076 #define BIT_INT_SW_RX (1<<3) /* Rx, command responses, 3945 */ 1077 #define BIT_INT_WAKEUP (1<<1) /* NIC controller waking up (pwr mgmt) */ 1078 #define BIT_INT_ALIVE (1<<0) /* uCode interrupts once it initializes */ 1079 1080 #define CSR_INI_SET_MASK (BIT_INT_FH_RX | \ 1081 BIT_INT_ERR | \ 1082 BIT_INT_FH_TX | \ 1083 BIT_INT_SWERROR | \ 1084 BIT_INT_RF_KILL | \ 1085 BIT_INT_SW_RX | \ 1086 BIT_INT_WAKEUP | \ 1087 BIT_INT_ALIVE) 1088 1089 /* 1090 * interrupt flags in FH (flow handler) (PCI busmaster DMA) 1091 */ 1092 #define BIT_FH_INT_ERR (((uint32_t)1) << 31) /* Error */ 1093 #define BIT_FH_INT_HI_PRIOR (1<<30) /* High priority Rx,bypass coalescing */ 1094 #define BIT_FH_INT_RX_CHNL2 (1<<18) /* Rx channel 2 (3945 only) */ 1095 #define BIT_FH_INT_RX_CHNL1 (1<<17) /* Rx channel 1 */ 1096 #define BIT_FH_INT_RX_CHNL0 (1<<16) /* Rx channel 0 */ 1097 #define BIT_FH_INT_TX_CHNL6 (1<<6) /* Tx channel 6 (3945 only) */ 1098 #define BIT_FH_INT_TX_CHNL1 (1<<1) /* Tx channel 1 */ 1099 #define BIT_FH_INT_TX_CHNL0 (1<<0) /* Tx channel 0 */ 1100 1101 #define FH_INT_RX_MASK (BIT_FH_INT_HI_PRIOR | \ 1102 BIT_FH_INT_RX_CHNL1 | \ 1103 BIT_FH_INT_RX_CHNL0) 1104 1105 #define FH_INT_TX_MASK (BIT_FH_INT_TX_CHNL6 | \ 1106 BIT_FH_INT_TX_CHNL1 | \ 1107 BIT_FH_INT_TX_CHNL0) 1108 1109 /* 1110 * RESET 1111 */ 1112 #define CSR_RESET_REG_FLAG_NEVO_RESET (0x00000001) 1113 #define CSR_RESET_REG_FLAG_FORCE_NMI (0x00000002) 1114 #define CSR_RESET_REG_FLAG_SW_RESET (0x00000080) 1115 #define CSR_RESET_REG_FLAG_MASTER_DISABLED (0x00000100) 1116 #define CSR_RESET_REG_FLAG_STOP_MASTER (0x00000200) 1117 1118 /* 1119 * GP (general purpose) CONTROL 1120 */ 1121 #define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY (0x00000001) 1122 #define CSR_GP_CNTRL_REG_FLAG_INIT_DONE (0x00000004) 1123 #define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ (0x00000008) 1124 #define CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP (0x00000010) 1125 1126 #define CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN (0x00000001) 1127 1128 #define CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE (0x07000000) 1129 #define CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE (0x04000000) 1130 #define CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW (0x08000000) 1131 1132 /* 1133 * APMG (power management) constants 1134 */ 1135 #define APMG_CLK_CTRL_REG (0x003000) 1136 #define ALM_APMG_CLK_EN (0x003004) 1137 #define ALM_APMG_CLK_DIS (0x003008) 1138 #define ALM_APMG_PS_CTL (0x00300c) 1139 #define ALM_APMG_PCIDEV_STT (0x003010) 1140 #define ALM_APMG_RFKILL (0x003014) 1141 #define ALM_APMG_LARC_INT (0x00301c) 1142 #define ALM_APMG_LARC_INT_MSK (0x003020) 1143 1144 #define APMG_CLK_REG_VAL_DMA_CLK_RQT (0x00000200) 1145 #define APMG_CLK_REG_VAL_BSM_CLK_RQT (0x00000800) 1146 1147 #define APMG_PS_CTRL_REG_VAL_ALM_R_RESET_REQ (0x04000000) 1148 1149 #define APMG_DEV_STATE_REG_VAL_L1_ACTIVE_DISABLE (0x00000800) 1150 1151 #define APMG_PS_CTRL_REG_MSK_POWER_SRC (0x03000000) 1152 #define APMG_PS_CTRL_REG_VAL_POWER_SRC_VMAIN (0x00000000) 1153 #define APMG_PS_CTRL_REG_VAL_POWER_SRC_VAUX (0x01000000) 1154 1155 /* 1156 * BSM (bootstrap state machine) 1157 */ 1158 /* 1159 * start boot load now 1160 */ 1161 #define BSM_WR_CTRL_REG_BIT_START (0x80000000) 1162 /* 1163 * enable boot after power up 1164 */ 1165 #define BSM_WR_CTRL_REG_BIT_START_EN (0x40000000) 1166 1167 /* 1168 * DBM 1169 */ 1170 #define ALM_FH_SRVC_CHNL (6) 1171 #define IWP_FH_SRVC_LOWER_BOUND (IWP_FH_REGS_LOWER_BOUND + 0x9C8) 1172 #define IWP_FH_SRVC_CHNL (9) 1173 1174 1175 #define IWP_FH_SRVC_CHNL_SRAM_ADDR_REG(_chnl)\ 1176 (IWP_FH_SRVC_LOWER_BOUND + (_chnl - 9) * 0x4) 1177 1178 #define ALM_FH_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE (20) 1179 #define ALM_FH_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH (4) 1180 1181 #define ALM_FH_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN (0x08000000) 1182 #define ALM_FH_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE (0x80000000) 1183 #define ALM_FH_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE (0x20000000) 1184 #define ALM_FH_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128 (0x01000000) 1185 #define ALM_FH_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST (0x00001000) 1186 #define ALM_FH_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH (0x00000000) 1187 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000) 1188 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001) 1189 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000) 1190 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008) 1191 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000) 1192 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000) 1193 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000) 1194 #define ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000) 1195 #define ALM_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00004000) 1196 #define ALM_FH_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001) 1197 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000) 1198 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000) 1199 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400) 1200 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100) 1201 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080) 1202 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020) 1203 #define ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005) 1204 1205 #define ALM_TB_MAX_BYTES_COUNT (0xFFF0) 1206 1207 #define ALM_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_channel) \ 1208 ((1LU << _channel) << 24) 1209 #define ALM_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_channel) \ 1210 ((1LU << _channel) << 16) 1211 1212 #define ALM_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_channel) \ 1213 (ALM_FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_channel) | \ 1214 ALM_FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_channel)) 1215 #define PCI_CFG_REV_ID_BIT_BASIC_SKU (0x40) /* bit 6 */ 1216 #define PCI_CFG_REV_ID_BIT_RTP (0x80) /* bit 7 */ 1217 #define PCI_CFG_RETRY_TIMEOUT (0x41) 1218 1219 #define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004) 1220 1221 #define TFD_QUEUE_MIN 0 1222 #define TFD_QUEUE_MAX 6 1223 #define TFD_QUEUE_SIZE_MAX (256) 1224 1225 /* 1226 * spectrum and channel data structures 1227 */ 1228 #define IWP_NUM_SCAN_RATES (2) 1229 1230 #define IWP_SCAN_FLAG_24GHZ (1<<0) 1231 #define IWP_SCAN_FLAG_52GHZ (1<<1) 1232 #define IWP_SCAN_FLAG_ACTIVE (1<<2) 1233 #define IWP_SCAN_FLAG_DIRECT (1<<3) 1234 1235 #define IWP_MAX_CMD_SIZE 1024 1236 1237 #define IWP_DEFAULT_TX_RETRY 15 1238 #define IWP_MAX_TX_RETRY 16 1239 1240 #define RFD_SIZE 4 1241 #define NUM_TFD_CHUNKS 4 1242 1243 #define RX_QUEUE_SIZE 256 1244 #define RX_QUEUE_SIZE_LOG 8 1245 1246 /* 1247 * TX Queue Flag Definitions 1248 */ 1249 /* 1250 * use short preamble 1251 */ 1252 #define DCT_FLAG_LONG_PREAMBLE 0x00 1253 #define DCT_FLAG_SHORT_PREAMBLE 0x04 1254 1255 /* 1256 * ACK rx is expected to follow 1257 */ 1258 #define DCT_FLAG_ACK_REQD 0x80 1259 1260 #define IWP_MB_DISASSOCIATE_THRESHOLD_DEFAULT 24 1261 #define IWP_MB_ROAMING_THRESHOLD_DEFAULT 8 1262 #define IWP_REAL_RATE_RX_PACKET_THRESHOLD 300 1263 1264 /* 1265 * QoS definitions 1266 */ 1267 1268 #define AC_NUM (4) /* the number of access category */ 1269 1270 /* 1271 * index of every AC in firmware 1272 */ 1273 #define QOS_AC_BK (0) 1274 #define QOS_AC_BE (1) 1275 #define QOS_AC_VI (2) 1276 #define QOS_AC_VO (3) 1277 #define QOS_AC_INVALID (-1) 1278 1279 #define QOS_CW_RANGE_MIN (0) /* exponential of 2 */ 1280 #define QOS_CW_RANGE_MAX (15) /* exponential of 2 */ 1281 #define QOS_TXOP_MIN (0) /* unit of 32 microsecond */ 1282 #define QOS_TXOP_MAX (255) /* unit of 32 microsecond */ 1283 #define QOS_AIFSN_MIN (2) 1284 #define QOS_AIFSN_MAX (15) /* undefined */ 1285 1286 /* 1287 * masks for flags of QoS parameter command 1288 */ 1289 #define QOS_PARAM_FLG_UPDATE_EDCA (0x01) 1290 #define QOS_PARAM_FLG_TGN (0x02) 1291 1292 /* 1293 * index of TX queue for every AC 1294 */ 1295 #define QOS_AC_BK_TO_TXQ (3) 1296 #define QOS_AC_BE_TO_TXQ (2) 1297 #define QOS_AC_VI_TO_TXQ (1) 1298 #define QOS_AC_VO_TO_TXQ (0) 1299 #define TXQ_FOR_AC_MIN (0) 1300 #define TXQ_FOR_AC_MAX (3) 1301 #define TXQ_FOR_AC_INVALID (-1) 1302 #define NON_QOS_TXQ QOS_AC_BE_TO_TXQ 1303 #define QOS_TXQ_FOR_MGT QOS_AC_VO_TO_TXQ 1304 1305 #define WME_TID_MIN (0) 1306 #define WME_TID_MAX (7) 1307 #define WME_TID_INVALID (-1) 1308 1309 /* 1310 * HT definitions 1311 */ 1312 1313 /* 1314 * HT capabilities masks 1315 */ 1316 #define HT_CAP_SUP_WIDTH (0x0002) 1317 #define HT_CAP_MIMO_PS (0x000c) 1318 #define HT_CAP_GRN_FLD (0x0010) 1319 #define HT_CAP_SGI_20 (0x0020) 1320 #define HT_CAP_SGI_40 (0x0040) 1321 #define HT_CAP_DELAY_BA (0x0400) 1322 #define HT_CAP_MAX_AMSDU (0x0800) 1323 #define HT_CAP_MCS_TX_DEFINED (0x01) 1324 #define HT_CAP_MCS_TX_RX_DIFF (0x02) 1325 #define HT_CAP_MCS_TX_STREAMS (0x0c) 1326 #define HT_CAP_MCS_TX_UEQM (0x10) 1327 1328 #define HT_CAP_MIMO_PS_STATIC (0) 1329 #define HT_CAP_MIMO_PS_DYNAMIC (1) 1330 #define HT_CAP_MIMO_PS_INVALID (2) 1331 #define HT_CAP_MIMO_PS_NONE (3) 1332 1333 #define HT_RX_AMPDU_FACTOR_8K (0x0) 1334 #define HT_RX_AMPDU_FACTOR_16K (0x1) 1335 #define HT_RX_AMPDU_FACTOR_32K (0x2) 1336 #define HT_RX_AMPDU_FACTOR_64K (0x3) 1337 #define HT_RX_AMPDU_FACTOR HT_RX_AMPDU_FACTOR_8K 1338 #define HT_RX_AMPDU_FACTOR_MSK (0x3) 1339 1340 #define HT_MPDU_DENSITY_4USEC (0x5) 1341 #define HT_MPDU_DENSITY_8USEC (0x6) 1342 #define HT_MPDU_DENSITY HT_MPDU_DENSITY_4USEC 1343 #define HT_MPDU_DENSITY_MSK (0x1c) 1344 #define HT_MPDU_DENSITY_POS (2) 1345 1346 #define HT_RATESET_NUM (16) 1347 #define HT_1CHAIN_RATE_MIN_IDX (0x0) 1348 #define HT_1CHAIN_RATE_MAX_IDX (0x7) 1349 #define HT_2CHAIN_RATE_MIN_IDX (0x8) 1350 #define HT_2CHAIN_RATE_MAX_IDX (0xf) 1351 1352 struct iwp_ampdu_param { 1353 uint8_t factor; 1354 uint8_t density; 1355 }; 1356 1357 typedef struct iwp_ht_conf { 1358 uint8_t ht_support; 1359 uint16_t cap; 1360 struct iwp_ampdu_param ampdu_p; 1361 uint8_t tx_support_mcs[HT_RATESET_NUM]; 1362 uint8_t rx_support_mcs[HT_RATESET_NUM]; 1363 uint8_t valid_chains; 1364 uint8_t tx_stream_count; 1365 uint8_t rx_stream_count; 1366 uint8_t ht_protection; 1367 } iwp_ht_conf_t; 1368 1369 #define NO_HT_PROT (0) 1370 #define HT_PROT_CHAN_NON_HT (1) 1371 #define HT_PROT_FAT (2) 1372 #define HT_PROT_ASSOC_NON_HT (3) 1373 1374 /* 1375 * HT flags for RXON command. 1376 */ 1377 #define RXON_FLG_CONTROL_CHANNEL_LOCATION_MSK 0x400000 1378 #define RXON_FLG_CONTROL_CHANNEL_LOC_LOW_MSK 0x000000 1379 #define RXON_FLG_CONTROL_CHANNEL_LOC_HIGH_MSK 0x400000 1380 1381 #define RXON_FLG_HT_OPERATING_MODE_POS (23) 1382 #define RXON_FLG_HT_PROT_MSK 0x800000 1383 #define RXON_FLG_FAT_PROT_MSK 0x1000000 1384 1385 #define RXON_FLG_CHANNEL_MODE_POS (25) 1386 #define RXON_FLG_CHANNEL_MODE_MSK 0x06000000 1387 #define RXON_FLG_CHANNEL_MODE_LEGACY_MSK 0x00000000 1388 #define RXON_FLG_CHANNEL_MODE_PURE_40_MSK 0x02000000 1389 #define RXON_FLG_CHANNEL_MODE_MIXED_MSK 0x04000000 1390 1391 #define RXON_RX_CHAIN_DRIVER_FORCE_MSK (0x1<<0) 1392 #define RXON_RX_CHAIN_VALID_MSK (0x7<<1) 1393 #define RXON_RX_CHAIN_VALID_POS (1) 1394 #define RXON_RX_CHAIN_FORCE_SEL_MSK (0x7<<4) 1395 #define RXON_RX_CHAIN_FORCE_SEL_POS (4) 1396 #define RXON_RX_CHAIN_FORCE_MIMO_SEL_MSK (0x7<<7) 1397 #define RXON_RX_CHAIN_FORCE_MIMO_SEL_POS (7) 1398 #define RXON_RX_CHAIN_CNT_MSK (0x3<<10) 1399 #define RXON_RX_CHAIN_CNT_POS (10) 1400 #define RXON_RX_CHAIN_MIMO_CNT_MSK (0x3<<12) 1401 #define RXON_RX_CHAIN_MIMO_CNT_POS (12) 1402 #define RXON_RX_CHAIN_MIMO_FORCE_MSK (0x1<<14) 1403 #define RXON_RX_CHAIN_MIMO_FORCE_POS (14) 1404 #define RXON_RX_CHAIN_A_MSK (1) 1405 #define RXON_RX_CHAIN_B_MSK (2) 1406 #define RXON_RX_CHAIN_C_MSK (4) 1407 1408 /* 1409 * Generic queue structure 1410 * 1411 * Contains common data for Rx and Tx queues 1412 */ 1413 #define TFD_CTL_COUNT_SET(n) (n<<24) 1414 #define TFD_CTL_COUNT_GET(ctl) ((ctl>>24) & 7) 1415 #define TFD_CTL_PAD_SET(n) (n<<28) 1416 #define TFD_CTL_PAD_GET(ctl) (ctl>>28) 1417 1418 #define TFD_TX_CMD_SLOTS 64 1419 #define TFD_CMD_SLOTS 32 1420 1421 /* 1422 * Tx/Rx Queues 1423 * 1424 * Most communication between driver and SP is via queues of data buffers. 1425 * For example, all commands that the driver issues to device's embedded 1426 * controller (uCode) are via the command queue (one of the Tx queues). All 1427 * uCode command responses/replies/notifications, including Rx frames, are 1428 * conveyed from uCode to driver via the Rx queue. 1429 * 1430 * Most support for these queues, including handshake support, resides in 1431 * structures in host DRAM, shared between the driver and the device. When 1432 * allocating this memory, the driver must make sure that data written by 1433 * the host CPU updates DRAM immediately (and does not get "stuck" in CPU's 1434 * cache memory), so DRAM and cache are consistent, and the device can 1435 * immediately see changes made by the driver. 1436 * 1437 * SP supports up to 16 DRAM-based Tx queues, and services these queues via 1438 * up to 7 DMA channels (FIFOs). Each Tx queue is supported by a circular array 1439 * in DRAM containing 256 Transmit Frame Descriptors (TFDs). 1440 */ 1441 #define IWP_MAX_WIN_SIZE 64 1442 #define IWP_QUEUE_SIZE 256 1443 #define IWP_NUM_FIFOS 7 1444 #define IWP_NUM_QUEUES 20 1445 #define IWP_CMD_QUEUE_NUM 4 1446 #define IWP_KW_SIZE 0x1000 /* 4k */ 1447 #define IWP_CMD_FIFO_NUM 7 1448 1449 struct iwp_rate { 1450 union { 1451 struct { 1452 uint8_t rate; 1453 uint8_t flags; 1454 uint16_t ext_flags; 1455 } s; 1456 uint32_t rate_n_flags; 1457 } r; 1458 }; 1459 1460 struct iwp_dram_scratch { 1461 uint8_t try_cnt; 1462 uint8_t bt_kill_cnt; 1463 uint16_t reserved; 1464 }; 1465 1466 1467 struct iwp_tx_power { 1468 uint8_t tx_gain; /* gain for analog radio */ 1469 uint8_t dsp_atten; /* gain for DSP */ 1470 }; 1471 1472 1473 union iwp_tx_power_triple_stream { 1474 struct { 1475 uint8_t radio_tx_gain[3]; 1476 uint8_t reserved1; 1477 uint8_t dsp_predis_atten[3]; 1478 uint8_t reserved2; 1479 }s; 1480 uint32_t val1; 1481 uint32_t val2; 1482 }; 1483 1484 struct iwp_tx_power_db { 1485 union iwp_tx_power_triple_stream ht_ofdm_power[24]; 1486 union iwp_tx_power_triple_stream cck_power[2]; 1487 }; 1488 1489 typedef struct iwp_tx_power_table_cmd { 1490 uint8_t band; 1491 uint8_t pa_measurements; 1492 uint8_t channel; 1493 uint8_t max_mcs; 1494 struct iwp_tx_power_db db; 1495 } iwp_tx_power_table_cmd_t; 1496 1497 /* 1498 * Hardware rate scaling set by iwp_ap_lq function. 1499 * Given a particular initial rate and mode, the driver uses the 1500 * following formula to fill the rs_table[LINK_QUAL_MAX_RETRY_NUM] 1501 * rate table in the Link Quality command: 1502 * 1503 * 1) If using High-throughput(HT)(SISO or MIMO) initial rate: 1504 * a) Use this same initial rate for first 3 entries. 1505 * b) Find next lower available rate using same mode(SISO or MIMO), 1506 * use for next 3 entries. If no lower rate available, switch to 1507 * legacy mode(no FAT channel, no MIMO, no short guard interval). 1508 * c) If using MIMO, set command's mimo_delimeter to number of 1509 * entries using MIMO(3 or 6). 1510 * d) After trying 2 HT rates, switch to legacy mode(no FAT channel, 1511 * no MIMO, no short qguard interval), at the next lower bit rate 1512 * (e.g. if second HT bit rate was 54, try 48 legacy),and follow 1513 * legacy procedure for remaining table entries. 1514 * 1515 * 2) If using legacy initial rate: 1516 * a) Use the initial rate for only one entry. 1517 * b) For each following entry, reduce the rate to next lower available 1518 * rate, until reaching the lowest available rate. 1519 * c) When reducing rate, also switch antenna selection. 1520 * b) Once lowest available rate is reached, repreat this rate until 1521 * rate table is filled(16 entries),switching antenna each entry. 1522 */ 1523 1524 /* 1525 * OFDM HT rate masks 1526 */ 1527 #define R_MCS_6M_MSK 0x1 1528 #define R_MCS_12M_MSK 0x2 1529 #define R_MCS_18M_MSK 0x4 1530 #define R_MCS_24M_MSK 0x8 1531 #define R_MCS_36M_MSK 0x10 1532 #define R_MCS_48M_MSK 0x20 1533 #define R_MCS_54M_MSK 0x40 1534 #define R_MCS_60M_MSK 0x80 1535 #define R_MCS_12M_DUAL_MSK 0x100 1536 #define R_MCS_24M_DUAL_MSK 0x200 1537 #define R_MCS_36M_DUAL_MSK 0x400 1538 #define R_MCS_48M_DUAL_MSK 0x800 1539 1540 #define RATE_MCS_CODE_MSK 0x7 1541 #define RATE_MCS_MIMO_POS 3 1542 #define RATE_MCS_MIMO_MSK 0x8 1543 #define RATE_MCS_HT_DUP_POS 5 1544 #define RATE_MCS_HT_DUP_MSK 0x20 1545 #define RATE_MCS_FLAGS_POS 8 1546 #define RATE_MCS_HT_POS 8 1547 #define RATE_MCS_HT_MSK 0x100 1548 #define RATE_MCS_CCK_POS 9 1549 #define RATE_MCS_CCK_MSK 0x200 1550 #define RATE_MCS_GF_POS 10 1551 #define RATE_MCS_GF_MSK 0x400 1552 1553 #define RATE_MCS_FAT_POS 11 1554 #define RATE_MCS_FAT_MSK 0x800 1555 #define RATE_MCS_DUP_POS 12 1556 #define RATE_MCS_DUP_MSK 0x1000 1557 #define RATE_MCS_SGI_POS 13 1558 #define RATE_MCS_SGI_MSK 0x2000 1559 1560 #define EEPROM_SEM_TIMEOUT 10 1561 #define EEPROM_SEM_RETRY_LIMIT 1000 1562 1563 /* 1564 * Antenna masks: 1565 * bit14:15 01 B inactive, A active 1566 * 10 B active, A inactive 1567 * 11 Both active 1568 */ 1569 #define RATE_MCS_ANT_A_POS 14 1570 #define RATE_MCS_ANT_B_POS 15 1571 #define RATE_MCS_ANT_A_MSK 0x4000 1572 #define RATE_MCS_ANT_B_MSK 0x8000 1573 #define RATE_MCS_ANT_AB_MSK 0xc000 1574 1575 #define is_legacy(tbl) (((tbl) == LQ_G) || ((tbl) == LQ_A)) 1576 #define is_siso(tbl) (((tbl) == LQ_SISO)) 1577 #define is_mimo(tbl) (((tbl) == LQ_MIMO)) 1578 #define is_Ht(tbl) (is_siso(tbl) || is_mimo(tbl)) 1579 #define is_a_band(tbl) (((tbl) == LQ_A)) 1580 #define is_g_and(tbl) (((tbl) == LQ_G)) 1581 1582 /* 1583 * RS_NEW_API: only TLC_RTS remains and moved to bit 0 1584 */ 1585 #define LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK (1<<0) 1586 1587 #define LINK_QUAL_AC_NUM 4 1588 #define LINK_QUAL_MAX_RETRY_NUM 16 1589 1590 #define LINK_QUAL_ANT_A_MSK (1<<0) 1591 #define LINK_QUAL_ANT_B_MSK (1<<1) 1592 #define LINK_QUAL_ANT_MSK (LINK_QUAL_ANT_A_MSK|LINK_QUAL_ANT_B_MSK) 1593 1594 struct iwp_link_qual_general_params { 1595 uint8_t flags; 1596 uint8_t mimo_delimiter; 1597 uint8_t single_stream_ant_msk; 1598 uint8_t dual_stream_ant_msk; 1599 uint8_t start_rate_index[LINK_QUAL_AC_NUM]; 1600 }; 1601 1602 struct iwp_link_qual_agg_params { 1603 uint16_t agg_time_limit; 1604 uint8_t agg_dis_start_th; 1605 uint8_t agg_frame_cnt_limit; 1606 uint32_t reserved; 1607 }; 1608 1609 typedef struct iwp_link_quality_cmd { 1610 uint8_t sta_id; 1611 uint8_t reserved1; 1612 uint16_t control; 1613 struct iwp_link_qual_general_params general_params; 1614 struct iwp_link_qual_agg_params agg_params; 1615 uint32_t rate_n_flags[LINK_QUAL_MAX_RETRY_NUM]; 1616 uint32_t reserved2; 1617 } iwp_link_quality_cmd_t; 1618 1619 struct iwp_rx_mpdu_body_size { 1620 uint16_t byte_count; 1621 uint16_t reserved; 1622 }; 1623 1624 typedef struct iwp_rx_phy_res { 1625 uint8_t non_cfg_phy_cnt; /* non configurable DSP phy data byte count */ 1626 uint8_t cfg_phy_cnt; /* configurable DSP phy data byte count */ 1627 uint8_t stat_id; /* configurable DSP phy data set ID */ 1628 uint8_t reserved1; 1629 uint32_t timestampl; /* TSF at on air rise */ 1630 uint32_t timestamph; 1631 uint32_t beacon_time_stamp; /* beacon at on-air rise */ 1632 uint16_t phy_flags; /* general phy flags: band, modulation, ... */ 1633 uint16_t channel; /* channel number */ 1634 /* for various implementations of non_cfg_phy */ 1635 uint8_t non_cfg_phy[32]; 1636 struct iwp_rate rate; /* rate in ucode internal format */ 1637 uint16_t byte_count; /* frame's byte-count */ 1638 uint16_t reserved3; 1639 } iwp_rx_phy_res_t; 1640 1641 struct iwp_rx_mpdu_res_start { 1642 uint16_t byte_count; 1643 uint16_t reserved; 1644 }; 1645 1646 #define IWP_AGC_DB_MASK (0x3f80) /* MASK(7,13) */ 1647 #define IWP_AGC_DB_POS (7) 1648 1649 #define IWP_RX_RES_PHY_CNT (8) 1650 #define IWP_RX_RES_AGC_IDX (1) 1651 #define IWP_RX_RES_RSSI_AB_IDX (2) 1652 #define IWP_RX_RES_RSSI_C_IDX (3) 1653 #define IWP_OFDM_AGC_MSK (0xFE00) 1654 #define IWP_OFDM_AGC_BIT_POS (9) 1655 #define IWP_OFDM_RSSI_A_MSK (0x00FF) 1656 #define IWP_OFDM_RSSI_A_BIT_POS (0) 1657 #define IWP_OFDM_RSSI_B_MSK (0xFF0000) 1658 #define IWP_OFDM_RSSI_B_BIT_POS (16) 1659 #define IWP_OFDM_RSSI_C_MSK (0x00FF) 1660 #define IWP_OFDM_RSSI_C_BIT_POS (0) 1661 #define IWP_RSSI_OFFSET (44) 1662 1663 /* 1664 * Fixed (non-configurable) rx data from phy 1665 */ 1666 struct iwp_rx_non_cfg_phy { 1667 uint32_t non_cfg_phy[IWP_RX_RES_PHY_CNT]; /* upto 8 phy entries */ 1668 }; 1669 1670 /* 1671 * Byte Count Table Entry 1672 * 1673 * Bit fields: 1674 * 15-12: reserved 1675 * 11- 0: total to-be-transmitted byte count of frame (does not include command) 1676 */ 1677 struct iwp_queue_byte_cnt_entry { 1678 uint16_t val; 1679 }; 1680 1681 /* 1682 * Byte Count table 1683 * 1684 * Each Tx queue uses a byte-count table containing 320 entries: 1685 * one 16-bit entry for each of 256 TFDs, plus an additional 64 entries that 1686 * duplicate the first 64 entries (to avoid wrap-around within a Tx window; 1687 * max Tx window is 64 TFDs). 1688 * 1689 * When driver sets up a new TFD, it must also enter the total byte count 1690 * of the frame to be transmitted into the corresponding entry in the byte 1691 * count table for the chosen Tx queue. If the TFD index is 0-63, the driver 1692 * must duplicate the byte count entry in corresponding index 256-319. 1693 * 1694 * "dont_care" padding puts each byte count table on a 1024-byte boundary; 1695 * SP assumes tables are separated by 1024 bytes. 1696 */ 1697 struct iwp_sched_queue_byte_cnt_tbl { 1698 struct iwp_queue_byte_cnt_entry tfd_offset[IWP_QUEUE_SIZE + 1699 IWP_MAX_WIN_SIZE]; 1700 }; 1701 1702 /* 1703 * struct iwp_shared, handshake area for Tx and Rx 1704 * 1705 * For convenience in allocating memory, this structure combines 2 areas of 1706 * DRAM which must be shared between driver and SP. These do not need to 1707 * be combined, if better allocation would result from keeping them separate: 1708 * TODO: Split these; carried over from 3945, doesn't work well for SP. 1709 * 1710 * 1) The Tx byte count tables occupy 1024 bytes each (16 KBytes total for 1711 * 16 queues). Driver uses SCD_DRAM_BASE_ADDR to tell SP where to find 1712 * the first of these tables. SP assumes tables are 1024 bytes apart. 1713 * 1714 * 2) The Rx status (val0 and val1) occupies only 8 bytes. Driver uses 1715 * FH_RSCSR_CHNL0_STTS_WPTR_REG to tell SP where to find this area. 1716 * Driver reads val0 to determine the latest Receive Buffer Descriptor (RBD) 1717 * that has been filled by the SP. 1718 * 1719 * Bit fields val0: 1720 * 31-12: Not used 1721 * 11- 0: Index of last filled Rx buffer descriptor (SP writes, driver reads) 1722 * 1723 * Bit fields val1: 1724 * 31- 0: Not used 1725 */ 1726 typedef struct iwp_shared { 1727 struct iwp_sched_queue_byte_cnt_tbl 1728 queues_byte_cnt_tbls[IWP_NUM_QUEUES]; 1729 uint32_t val0; 1730 uint32_t val1; 1731 uint32_t padding1; /* so that allocation will be aligned to 16B */ 1732 uint32_t padding2; 1733 } iwp_shared_t; 1734 1735 1736 /* 1737 * struct iwp_tfd_frame_data 1738 * 1739 * Describes up to 2 buffers containing (contiguous) portions of a Tx frame. 1740 * Each buffer must be on dword boundary. 1741 * Up to 10 iwp_tfd_frame_data structures, describing up to 20 buffers, 1742 * may be filled within a TFD (iwp_tfd_frame). 1743 * 1744 * Bit fields in tb1_addr: 1745 * 31- 0: Tx buffer 1 address bits [31:0] 1746 * 1747 * Bit fields in val1: 1748 * 31-16: Tx buffer 2 address bits [15:0] 1749 * 15- 4: Tx buffer 1 length (bytes) 1750 * 3- 0: Tx buffer 1 address bits [32:32] 1751 * 1752 * Bit fields in val2: 1753 * 31-20: Tx buffer 2 length (bytes) 1754 * 19- 0: Tx buffer 2 address bits [35:16] 1755 */ 1756 struct iwp_tfd_frame_data { 1757 uint32_t tb1_addr; 1758 uint32_t val1; 1759 uint32_t val2; 1760 }; 1761 1762 typedef struct iwp_tx_desc { 1763 uint32_t val0; 1764 struct iwp_tfd_frame_data pa[10]; 1765 uint32_t reserved; 1766 } iwp_tx_desc_t; 1767 1768 struct agg_tx_status { 1769 uint16_t status; 1770 uint16_t sequence; 1771 }; 1772 1773 typedef struct iwp_tx_stat { 1774 uint8_t frame_count; 1775 uint8_t bt_kill_count; 1776 uint8_t nrts; 1777 uint8_t ntries; 1778 struct iwp_rate rate; 1779 uint16_t duration; 1780 uint16_t reserved; 1781 uint32_t pa_power1; 1782 uint32_t pa_power2; 1783 uint32_t tfd_info; 1784 uint16_t seq_ctl; 1785 uint16_t byte_cnt; 1786 uint32_t tlc_info; 1787 struct agg_tx_status status; 1788 } iwp_tx_stat_t; 1789 1790 struct iwp_cmd_header { 1791 uint8_t type; 1792 uint8_t flags; 1793 uint8_t idx; 1794 uint8_t qid; 1795 }; 1796 1797 typedef struct iwp_rx_desc { 1798 uint32_t len; 1799 struct iwp_cmd_header hdr; 1800 } iwp_rx_desc_t; 1801 1802 typedef struct iwp_rx_stat { 1803 uint8_t len; 1804 uint8_t id; 1805 uint8_t rssi; /* received signal strength */ 1806 uint8_t agc; /* access gain control */ 1807 uint16_t signal; 1808 uint16_t noise; 1809 } iwp_rx_stat_t; 1810 1811 typedef struct iwp_rx_head { 1812 uint16_t chan; 1813 uint16_t flags; 1814 uint8_t reserved; 1815 uint8_t rate; 1816 uint16_t len; 1817 } iwp_rx_head_t; 1818 1819 typedef struct iwp_rx_tail { 1820 uint32_t flags; 1821 uint32_t timestampl; 1822 uint32_t timestamph; 1823 uint32_t tbeacon; 1824 } iwp_rx_tail_t; 1825 1826 enum { 1827 IWP_AP_ID = 0, 1828 IWP_MULTICAST_ID, 1829 IWP_STA_ID, 1830 IWP_BROADCAST_ID = 15, 1831 IWP_STATION_COUNT = 16, 1832 IWP_INVALID_STATION 1833 }; 1834 1835 /* 1836 * key flags 1837 */ 1838 enum { 1839 STA_KEY_FLG_ENCRYPT_MSK = 0x7, 1840 STA_KEY_FLG_NO_ENC = 0x0, 1841 STA_KEY_FLG_WEP = 0x1, 1842 STA_KEY_FLG_CCMP = 0x2, 1843 STA_KEY_FLG_TKIP = 0x3, 1844 1845 STA_KEY_FLG_KEYID_POS = 8, 1846 STA_KEY_FLG_INVALID = 0x0800, 1847 }; 1848 1849 /* 1850 * modify flags 1851 */ 1852 enum { 1853 STA_MODIFY_KEY_MASK = 0x01, 1854 STA_MODIFY_TID_DISABLE_TX = 0x02, 1855 STA_MODIFY_TX_RATE_MSK = 0x04 1856 }; 1857 1858 enum { 1859 RX_RES_STATUS_NO_CRC32_ERROR = (1 << 0), 1860 RX_RES_STATUS_NO_RXE_OVERFLOW = (1 << 1), 1861 }; 1862 1863 enum { 1864 RX_RES_PHY_FLAGS_BAND_24_MSK = (1 << 0), 1865 RX_RES_PHY_FLAGS_MOD_CCK_MSK = (1 << 1), 1866 RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK = (1 << 2), 1867 RX_RES_PHY_FLAGS_NARROW_BAND_MSK = (1 << 3), 1868 RX_RES_PHY_FLAGS_ANTENNA_MSK = 0xf0, 1869 1870 RX_RES_STATUS_SEC_TYPE_MSK = (0x7 << 8), 1871 RX_RES_STATUS_SEC_TYPE_NONE = (STA_KEY_FLG_NO_ENC << 8), 1872 RX_RES_STATUS_SEC_TYPE_WEP = (STA_KEY_FLG_WEP << 8), 1873 RX_RES_STATUS_SEC_TYPE_TKIP = (STA_KEY_FLG_TKIP << 8), 1874 RX_RES_STATUS_SEC_TYPE_CCMP = (STA_KEY_FLG_CCMP << 8), 1875 1876 RX_RES_STATUS_DECRYPT_TYPE_MSK = (0x3 << 11), 1877 RX_RES_STATUS_NOT_DECRYPT = (0x0 << 11), 1878 RX_RES_STATUS_DECRYPT_OK = (0x3 << 11), 1879 RX_RES_STATUS_BAD_ICV_MIC = (0x1 << 11), 1880 RX_RES_STATUS_BAD_KEY_TTAK = (0x2 << 11), 1881 }; 1882 1883 enum { 1884 REPLY_ALIVE = 0x1, 1885 REPLY_ERROR = 0x2, 1886 1887 /* RXON state commands */ 1888 REPLY_RXON = 0x10, 1889 REPLY_RXON_ASSOC = 0x11, 1890 REPLY_QOS_PARAM = 0x13, 1891 REPLY_RXON_TIMING = 0x14, 1892 1893 /* Multi-Station support */ 1894 REPLY_ADD_STA = 0x18, 1895 REPLY_REMOVE_STA = 0x19, 1896 REPLY_REMOVE_ALL_STA = 0x1a, 1897 1898 /* RX, TX */ 1899 1900 REPLY_TX = 0x1c, 1901 1902 /* timers commands */ 1903 REPLY_BCON = 0x27, 1904 1905 REPLY_SHUTDOWN = 0x40, 1906 1907 /* MISC commands */ 1908 REPLY_RATE_SCALE = 0x47, 1909 REPLY_LEDS_CMD = 0x48, 1910 REPLY_TX_LINK_QUALITY_CMD = 0x4e, 1911 1912 COEX_PRIORITY_TABLE_CMD = 0x5a, 1913 CALIBRATION_CFG_CMD = 0x65, 1914 CALIBRATION_RES_NOTIFICATION = 0x66, 1915 CALIBRATION_COMPLETE_NOTIFICATION = 0x67, 1916 1917 /* 802.11h related */ 1918 RADAR_NOTIFICATION = 0x70, 1919 REPLY_QUIET_CMD = 0x71, 1920 REPLY_CHANNEL_SWITCH = 0x72, 1921 CHANNEL_SWITCH_NOTIFICATION = 0x73, 1922 REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74, 1923 SPECTRUM_MEASURE_NOTIFICATION = 0x75, 1924 1925 /* Power Management *** */ 1926 POWER_TABLE_CMD = 0x77, 1927 PM_SLEEP_NOTIFICATION = 0x7A, 1928 PM_DEBUG_STATISTIC_NOTIFIC = 0x7B, 1929 1930 /* Scan commands and notifications */ 1931 REPLY_SCAN_CMD = 0x80, 1932 REPLY_SCAN_ABORT_CMD = 0x81, 1933 1934 SCAN_START_NOTIFICATION = 0x82, 1935 SCAN_RESULTS_NOTIFICATION = 0x83, 1936 SCAN_COMPLETE_NOTIFICATION = 0x84, 1937 1938 /* IBSS/AP commands */ 1939 BEACON_NOTIFICATION = 0x90, 1940 REPLY_TX_BEACON = 0x91, 1941 WHO_IS_AWAKE_NOTIFICATION = 0x94, 1942 1943 QUIET_NOTIFICATION = 0x96, 1944 REPLY_TX_PWR_TABLE_CMD = 0x97, 1945 MEASURE_ABORT_NOTIFICATION = 0x99, 1946 1947 REPLY_CALIBRATION_TUNE = 0x9a, 1948 1949 /* BT config command */ 1950 REPLY_BT_CONFIG = 0x9b, 1951 REPLY_STATISTICS_CMD = 0x9c, 1952 STATISTICS_NOTIFICATION = 0x9d, 1953 1954 /* RF-KILL commands and notifications *** */ 1955 REPLY_CARD_STATE_CMD = 0xa0, 1956 CARD_STATE_NOTIFICATION = 0xa1, 1957 1958 /* Missed beacons notification */ 1959 MISSED_BEACONS_NOTIFICATION = 0xa2, 1960 MISSED_BEACONS_NOTIFICATION_TH_CMD = 0xa3, 1961 1962 REPLY_CT_KILL_CONFIG_CMD = 0xa4, 1963 SENSITIVITY_CMD = 0xa8, 1964 REPLY_PHY_CALIBRATION_CMD = 0xb0, 1965 REPLY_RX_PHY_CMD = 0xc0, 1966 REPLY_RX_MPDU_CMD = 0xc1, 1967 REPLY_SP_RX = 0xc3, 1968 REPLY_COMPRESSED_BA = 0xc5, 1969 REPLY_MAX = 0xff 1970 }; 1971 1972 typedef struct iwp_cmd { 1973 struct iwp_cmd_header hdr; 1974 uint8_t data[1024]; 1975 } iwp_cmd_t; 1976 1977 /* 1978 * Alive Command & Response 1979 */ 1980 #define UCODE_VALID_OK (0x1) 1981 #define INITIALIZE_SUBTYPE (9) 1982 1983 struct iwp_alive_resp { 1984 uint8_t ucode_minor; 1985 uint8_t ucode_major; 1986 uint16_t reserved1; 1987 uint8_t sw_rev[8]; 1988 uint8_t ver_type; 1989 uint8_t ver_subtype; 1990 uint16_t reserved2; 1991 uint32_t log_event_table_ptr; 1992 uint32_t error_event_table_ptr; 1993 uint32_t timestamp; 1994 uint32_t is_valid; 1995 }; 1996 1997 struct iwp_init_alive_resp { 1998 struct iwp_alive_resp s; 1999 /* calibration values from "initialize" uCode */ 2000 uint32_t voltage; /* signed */ 2001 uint32_t therm_r1[2]; /* signed 1st for normal, 2nd for FAT channel */ 2002 uint32_t therm_r2[2]; /* signed */ 2003 uint32_t therm_r3[2]; /* signed */ 2004 uint32_t therm_r4[2]; /* signed */ 2005 /* 2006 * signed MIMO gain comp, 5 freq groups, 2 Tx chains 2007 */ 2008 uint32_t tx_atten[5][2]; 2009 }; 2010 2011 /* 2012 * Rx config defines & structure 2013 */ 2014 /* 2015 * rx_config device types 2016 */ 2017 enum { 2018 RXON_DEV_TYPE_AP = 1, 2019 RXON_DEV_TYPE_ESS = 3, 2020 RXON_DEV_TYPE_IBSS = 4, 2021 RXON_DEV_TYPE_SNIFFER = 6, 2022 }; 2023 2024 /* 2025 * rx_config flags 2026 */ 2027 enum { 2028 /* band & modulation selection */ 2029 RXON_FLG_BAND_24G_MSK = (1 << 0), 2030 RXON_FLG_CCK_MSK = (1 << 1), 2031 /* auto detection enable */ 2032 RXON_FLG_AUTO_DETECT_MSK = (1 << 2), 2033 /* TGg protection when tx */ 2034 RXON_FLG_TGG_PROTECT_MSK = (1 << 3), 2035 /* cck short slot & preamble */ 2036 RXON_FLG_SHORT_SLOT_MSK = (1 << 4), 2037 RXON_FLG_SHORT_PREAMBLE_MSK = (1 << 5), 2038 /* antenna selection */ 2039 RXON_FLG_DIS_DIV_MSK = (1 << 7), 2040 RXON_FLG_ANT_SEL_MSK = 0x0f00, 2041 RXON_FLG_ANT_A_MSK = (1 << 8), 2042 RXON_FLG_ANT_B_MSK = (1 << 9), 2043 /* radar detection enable */ 2044 RXON_FLG_RADAR_DETECT_MSK = (1 << 12), 2045 RXON_FLG_TGJ_NARROW_BAND_MSK = (1 << 13), 2046 /* 2047 * rx response to host with 8-byte TSF 2048 * (according to ON_AIR deassertion) 2049 */ 2050 RXON_FLG_TSF2HOST_MSK = (1 << 15), 2051 RXON_FLG_DIS_ACQUISITION = (1 << 27), 2052 RXON_FLG_DIS_RE_ACQUISITION = (1 << 28), 2053 RXON_FLG_DIS_BEAMFORM = (1 << 29) 2054 }; 2055 2056 /* 2057 * rx_config filter flags 2058 */ 2059 enum { 2060 /* accept all data frames */ 2061 RXON_FILTER_PROMISC_MSK = (1 << 0), 2062 /* pass control & management to host */ 2063 RXON_FILTER_CTL2HOST_MSK = (1 << 1), 2064 /* accept multi-cast */ 2065 RXON_FILTER_ACCEPT_GRP_MSK = (1 << 2), 2066 /* don't decrypt uni-cast frames */ 2067 RXON_FILTER_DIS_DECRYPT_MSK = (1 << 3), 2068 /* don't decrypt multi-cast frames */ 2069 RXON_FILTER_DIS_GRP_DECRYPT_MSK = (1 << 4), 2070 /* STA is associated */ 2071 RXON_FILTER_ASSOC_MSK = (1 << 5), 2072 /* transfer to host non bssid beacons in associated state */ 2073 RXON_FILTER_BCON_AWARE_MSK = (1 << 6) 2074 }; 2075 2076 2077 /* 2078 * structure for RXON Command & Response 2079 */ 2080 typedef struct iwp_rxon_cmd { 2081 uint8_t node_addr[IEEE80211_ADDR_LEN]; 2082 uint16_t reserved1; 2083 uint8_t bssid[IEEE80211_ADDR_LEN]; 2084 uint16_t reserved2; 2085 uint8_t wlap_bssid[IEEE80211_ADDR_LEN]; 2086 uint16_t reserved3; 2087 uint8_t dev_type; 2088 uint8_t air_propagation; 2089 uint16_t rx_chain; 2090 uint8_t ofdm_basic_rates; 2091 uint8_t cck_basic_rates; 2092 uint16_t assoc_id; 2093 uint32_t flags; 2094 uint32_t filter_flags; 2095 uint16_t chan; 2096 uint8_t ofdm_ht_single_stream_basic_rates; 2097 uint8_t ofdm_ht_dual_stream_basic_rates; 2098 uint8_t ofdm_ht_triple_stream_basic_rates; 2099 uint8_t reserved4; 2100 uint16_t acquisition_data; 2101 uint16_t reserved5; 2102 } iwp_rxon_cmd_t; 2103 2104 typedef struct iwp_compressed_ba_resp { 2105 uint32_t sta_addr_lo32; 2106 uint16_t sta_addr_hi16; 2107 uint16_t reserved; 2108 uint8_t sta_id; 2109 uint8_t tid; 2110 uint16_t ba_seq_ctl; 2111 uint32_t ba_bitmap0; 2112 uint32_t ba_bitmap1; 2113 uint16_t scd_flow; 2114 uint16_t scd_ssn; 2115 } iwp_compressed_ba_resp_t; 2116 2117 #define PHY_CALIBRATE_DIFF_GAIN_CMD (7) 2118 #define PHY_CALIBRATE_LO_CMD (9) 2119 #define PHY_CALIBRATE_TX_IQ_CMD (11) 2120 #define PHY_CALIBRATE_CRYSTAL_FRQ_CMD (15) 2121 #define PHY_CALIBRATE_BASE_BAND_CMD (16) 2122 #define PHY_CALIBRATE_TX_IQ_PERD_CMD (17) 2123 #define HD_TABLE_SIZE (11) 2124 2125 /* 2126 * Param table within SENSITIVITY_CMD 2127 */ 2128 #define HD_MIN_ENERGY_CCK_DET_INDEX (0) 2129 #define HD_MIN_ENERGY_OFDM_DET_INDEX (1) 2130 #define HD_AUTO_CORR32_X1_TH_ADD_MIN_INDEX (2) 2131 #define HD_AUTO_CORR32_X1_TH_ADD_MIN_MRC_INDEX (3) 2132 #define HD_AUTO_CORR40_X4_TH_ADD_MIN_MRC_INDEX (4) 2133 #define HD_AUTO_CORR32_X4_TH_ADD_MIN_INDEX (5) 2134 #define HD_AUTO_CORR32_X4_TH_ADD_MIN_MRC_INDEX (6) 2135 #define HD_BARKER_CORR_TH_ADD_MIN_INDEX (7) 2136 #define HD_BARKER_CORR_TH_ADD_MIN_MRC_INDEX (8) 2137 #define HD_AUTO_CORR40_X4_TH_ADD_MIN_INDEX (9) 2138 #define HD_OFDM_ENERGY_TH_IN_INDEX (10) 2139 2140 typedef struct iwp_sensitivity_cmd { 2141 uint16_t control; 2142 uint16_t table[HD_TABLE_SIZE]; 2143 } iwp_sensitivity_cmd_t; 2144 2145 typedef struct iwp_calibration_cmd { 2146 uint8_t opCode; 2147 uint8_t flags; 2148 uint16_t reserved; 2149 char diff_gain_a; 2150 char diff_gain_b; 2151 char diff_gain_c; 2152 uint8_t reserved1; 2153 } iwp_calibation_cmd_t; 2154 2155 2156 struct iwp_calib_hdr { 2157 uint8_t op_code; 2158 uint8_t first_group; 2159 uint8_t groups_num; 2160 uint8_t data_valid; 2161 }; 2162 2163 #define FH_RSCSR_FRAME_SIZE_MASK (0x00003FFF) 2164 2165 struct iwp_calib_results { 2166 void *tx_iq_res; 2167 uint32_t tx_iq_res_len; 2168 void *tx_iq_perd_res; 2169 uint32_t tx_iq_perd_res_len; 2170 void *lo_res; 2171 uint32_t lo_res_len; 2172 void *base_band_res; 2173 uint32_t base_band_res_len; 2174 }; 2175 2176 #define IWP_CALIB_INIT_CFG_ALL (0xFFFFFFFF) 2177 2178 struct iwp_calib_cfg_elmnt_s { 2179 uint32_t is_enable; 2180 uint32_t start; 2181 uint32_t send_res; 2182 uint32_t apply_res; 2183 uint32_t resered; 2184 }; 2185 2186 struct iwp_calib_cfg_status_s { 2187 struct iwp_calib_cfg_elmnt_s once; 2188 struct iwp_calib_cfg_elmnt_s perd; 2189 uint32_t flags; 2190 }; 2191 2192 struct iwp_calib_cfg_cmd { 2193 struct iwp_calib_cfg_status_s ucd_calib_cfg; 2194 struct iwp_calib_cfg_status_s drv_calib_cfg; 2195 uint32_t reserved1; 2196 }; 2197 2198 struct iwp_cal_crystal_freq { 2199 uint8_t cap_pin1; 2200 uint8_t cap_pin2; 2201 }; 2202 2203 typedef struct iwp_calibration_crystal_cmd { 2204 uint8_t opCode; 2205 uint8_t first_group; 2206 uint8_t num_group; 2207 uint8_t all_data_valid; 2208 struct iwp_cal_crystal_freq data; 2209 } iwp_calibration_crystal_cmd_t; 2210 2211 #define COEX_NUM_OF_EVENTS (16) 2212 2213 struct iwp_wimax_coex_event_entry { 2214 uint8_t request_prio; 2215 uint8_t win_medium_prio; 2216 uint8_t reserved; 2217 uint8_t flags; 2218 }; 2219 2220 typedef struct iwp_wimax_coex_cmd { 2221 uint8_t flags; 2222 uint8_t reserved[3]; 2223 struct iwp_wimax_coex_event_entry sta_prio[COEX_NUM_OF_EVENTS]; 2224 } iwp_wimax_coex_cmd_t; 2225 2226 typedef struct iwp_missed_beacon_notif { 2227 uint32_t consequtive_missed_beacons; 2228 uint32_t total_missed_becons; 2229 uint32_t num_expected_beacons; 2230 uint32_t num_recvd_beacons; 2231 } iwp_missed_beacon_notif_t; 2232 2233 typedef struct iwp_ct_kill_config { 2234 uint32_t reserved; 2235 uint32_t critical_temperature_M; 2236 uint32_t critical_temperature_R; 2237 } iwp_ct_kill_config_t; 2238 2239 /* 2240 * structure for command IWP_CMD_ASSOCIATE 2241 */ 2242 typedef struct iwp_assoc { 2243 uint32_t flags; 2244 uint32_t filter; 2245 uint8_t ofdm_mask; 2246 uint8_t cck_mask; 2247 uint8_t ofdm_ht_single_stream_basic_rates; 2248 uint8_t ofdm_ht_dual_stream_basic_rates; 2249 uint16_t rx_chain_select_flags; 2250 uint16_t reserved; 2251 } iwp_assoc_t; 2252 2253 /* 2254 * structure for command IWP_CMD_TSF 2255 */ 2256 typedef struct iwp_cmd_tsf { 2257 uint32_t timestampl; 2258 uint32_t timestamph; 2259 uint16_t bintval; 2260 uint16_t atim; 2261 uint32_t binitval; 2262 uint16_t lintval; 2263 uint16_t reserved; 2264 } iwp_cmd_tsf_t; 2265 2266 /* 2267 * structure for IWP_CMD_ADD_NODE 2268 */ 2269 #define STA_MODE_ADD_MSK (0) 2270 #define STA_MODE_MODIFY_MSK (1) 2271 2272 #define STA_FLG_RTS_MIMO_PROT (1 << 17) 2273 #define STA_FLG_MAX_AMPDU_POS (19) 2274 #define STA_FLG_AMPDU_DENSITY_POS (23) 2275 #define STA_FLG_FAT_EN (1 << 21) 2276 2277 #define STA_MODIFY_KEY_MASK (0x01) 2278 #define STA_MODIFY_TID_DISABLE_TX (0x02) 2279 #define STA_MODIFY_TX_RATE_MSK (0x04) 2280 #define STA_MODIFY_ADDBA_TID_MSK (0x08) 2281 #define STA_MODIFY_DELBA_TID_MSK (0x10) 2282 2283 struct sta_id_modify { 2284 uint8_t addr[6]; 2285 uint16_t reserved1; 2286 uint8_t sta_id; 2287 uint8_t modify_mask; 2288 uint16_t reserved2; 2289 }; 2290 2291 struct iwp_keyinfo { 2292 uint16_t key_flags; 2293 uint8_t tkip_rx_tsc_byte2; 2294 uint8_t reserved1; 2295 uint16_t tkip_rx_ttak[5]; 2296 uint8_t key_offset; 2297 uint8_t reserved2; 2298 uint8_t key[16]; 2299 uint32_t tx_secur_seq_cnt1; 2300 uint32_t tx_secur_seq_cnt2; 2301 uint32_t hw_tkip_mic_rx_key1; 2302 uint32_t hw_tkip_mic_rx_key2; 2303 uint32_t hw_tkip_mic_tx_key1; 2304 uint32_t hw_tkip_mic_tx_key2; 2305 }; 2306 typedef struct iwp_add_sta { 2307 uint8_t mode; 2308 uint8_t reserved[3]; 2309 struct sta_id_modify sta; 2310 struct iwp_keyinfo key; 2311 uint32_t station_flags; 2312 uint32_t station_flags_msk; 2313 uint16_t disable_tx; 2314 uint16_t reserved1; 2315 uint8_t add_immediate_ba_tid; 2316 uint8_t remove_immediate_ba_tid; 2317 uint16_t add_immediate_ba_ssn; 2318 uint32_t reserved2; 2319 } iwp_add_sta_t; 2320 2321 typedef struct iwp_rem_sta { 2322 uint8_t num_sta; /* number of removed stations */ 2323 uint8_t reserved1[3]; 2324 uint8_t addr[6]; /* MAC address of the first station */ 2325 uint8_t reserved2[2]; 2326 } iwp_rem_sta_t; 2327 2328 /* 2329 * Tx flags 2330 */ 2331 enum { 2332 TX_CMD_FLG_RTS_MSK = (1 << 1), 2333 TX_CMD_FLG_CTS_MSK = (1 << 2), 2334 TX_CMD_FLG_ACK_MSK = (1 << 3), 2335 TX_CMD_FLG_STA_RATE_MSK = (1 << 4), 2336 TX_CMD_FLG_IMM_BA_RSP_MASK = (1 << 6), 2337 TX_CMD_FLG_FULL_TXOP_PROT_MSK = (1 << 7), 2338 TX_CMD_FLG_ANT_SEL_MSK = 0xf00, 2339 TX_CMD_FLG_ANT_A_MSK = (1 << 8), 2340 TX_CMD_FLG_ANT_B_MSK = (1 << 9), 2341 2342 /* ucode ignores BT priority for this frame */ 2343 TX_CMD_FLG_BT_DIS_MSK = (1 << 12), 2344 2345 /* ucode overrides sequence control */ 2346 TX_CMD_FLG_SEQ_CTL_MSK = (1 << 13), 2347 2348 /* signal that this frame is non-last MPDU */ 2349 TX_CMD_FLG_MORE_FRAG_MSK = (1 << 14), 2350 2351 /* calculate TSF in outgoing frame */ 2352 TX_CMD_FLG_TSF_MSK = (1 << 16), 2353 2354 /* activate TX calibration. */ 2355 TX_CMD_FLG_CALIB_MSK = (1 << 17), 2356 2357 /* 2358 * signals that 2 bytes pad was inserted 2359 * after the MAC header 2360 */ 2361 TX_CMD_FLG_MH_PAD_MSK = (1 << 20), 2362 2363 /* HCCA-AP - disable duration overwriting. */ 2364 TX_CMD_FLG_DUR_MSK = (1 << 25), 2365 }; 2366 2367 2368 /* 2369 * structure for command IWP_CMD_TX_DATA 2370 */ 2371 typedef struct iwp_tx_cmd { 2372 uint16_t len; 2373 uint16_t next_frame_len; 2374 uint32_t tx_flags; 2375 struct iwp_dram_scratch scratch; 2376 struct iwp_rate rate; 2377 uint8_t sta_id; 2378 uint8_t sec_ctl; 2379 uint8_t initial_rate_index; 2380 uint8_t reserved; 2381 uint8_t key[16]; 2382 uint16_t next_frame_flags; 2383 uint16_t reserved2; 2384 union { 2385 uint32_t life_time; 2386 uint32_t attempt; 2387 } stop_time; 2388 uint32_t dram_lsb_ptr; 2389 uint8_t dram_msb_ptr; 2390 uint8_t rts_retry_limit; 2391 uint8_t data_retry_limit; 2392 uint8_t tid_tspec; 2393 union { 2394 uint16_t pm_frame_timeout; 2395 uint16_t attempt_duration; 2396 } timeout; 2397 uint16_t driver_txop; 2398 } iwp_tx_cmd_t; 2399 2400 2401 /* 2402 * structure for command "TX beacon" 2403 */ 2404 2405 typedef struct iwp_tx_beacon_cmd { 2406 iwp_tx_cmd_t config; 2407 uint16_t tim_idx; 2408 uint8_t tim_size; 2409 uint8_t reserved; 2410 uint8_t bcon_frame[2342]; 2411 } iwp_tx_beacon_cmd_t; 2412 2413 2414 /* 2415 * LEDs Command & Response 2416 * REPLY_LEDS_CMD = 0x48 (command, has simple generic response) 2417 * 2418 * For each of 3 possible LEDs (Activity/Link/Tech, selected by "id" field), 2419 * this command turns it on or off, or sets up a periodic blinking cycle. 2420 */ 2421 typedef struct iwp_led_cmd { 2422 uint32_t interval; /* "interval" in uSec */ 2423 uint8_t id; /* 1: Activity, 2: Link, 3: Tech */ 2424 /* 2425 * # intervals off while blinking; 2426 * "0", with > 0 "on" value, turns LED on 2427 */ 2428 uint8_t off; 2429 /* 2430 * # intervals on while blinking; 2431 * "0", regardless of "off", turns LED off 2432 */ 2433 uint8_t on; 2434 uint8_t reserved; 2435 } iwp_led_cmd_t; 2436 2437 /* 2438 * structure for IWP_CMD_SET_POWER_MODE 2439 */ 2440 typedef struct iwp_powertable_cmd { 2441 uint16_t flags; 2442 uint8_t keep_alive_seconds; 2443 uint8_t debug_flags; 2444 uint32_t rx_timeout; 2445 uint32_t tx_timeout; 2446 uint32_t sleep[5]; 2447 uint32_t keep_alive_beacons; 2448 } iwp_powertable_cmd_t; 2449 2450 struct iwp_ssid_ie { 2451 uint8_t id; 2452 uint8_t len; 2453 uint8_t ssid[32]; 2454 }; 2455 /* 2456 * structure for command IWP_CMD_SCAN 2457 */ 2458 typedef struct iwp_scan_hdr { 2459 uint16_t len; 2460 uint8_t reserved1; 2461 uint8_t nchan; 2462 /* 2463 * dwell only this long on quiet chnl 2464 * (active scan) 2465 */ 2466 uint16_t quiet_time; 2467 uint16_t quiet_plcp_th; /* quiet chnl is < this # pkts (typ. 1) */ 2468 uint16_t good_crc_th; /* passive -> active promotion threshold */ 2469 uint16_t rx_chain; 2470 /* 2471 * max usec to be out of associated (service) 2472 * chnl 2473 */ 2474 uint32_t max_out_time; 2475 /* 2476 * pause scan this long when returning to svc 2477 * chnl. 2478 * SP -- 31:22 # beacons, 21:0 additional usec. 2479 */ 2480 uint32_t suspend_time; 2481 uint32_t flags; 2482 uint32_t filter_flags; 2483 struct iwp_tx_cmd tx_cmd; 2484 struct iwp_ssid_ie direct_scan[20]; 2485 /* followed by probe request body */ 2486 /* followed by nchan x iwp_scan_chan */ 2487 } iwp_scan_hdr_t; 2488 2489 typedef struct iwp_scan_chan { 2490 uint32_t type; 2491 uint16_t chan; 2492 struct iwp_tx_power tpc; 2493 uint16_t active_dwell; /* dwell time */ 2494 uint16_t passive_dwell; /* dwell time */ 2495 } iwp_scan_chan_t; 2496 2497 /* 2498 * structure for IWP_CMD_BLUETOOTH 2499 */ 2500 typedef struct iwp_bt_cmd { 2501 uint8_t flags; 2502 uint8_t lead_time; 2503 uint8_t max_kill; 2504 uint8_t reserved; 2505 uint32_t kill_ack_mask; 2506 uint32_t kill_cts_mask; 2507 } iwp_bt_cmd_t; 2508 2509 typedef struct iwp_wme_param { 2510 uint8_t aifsn; 2511 uint8_t cwmin_e; 2512 uint8_t cwmax_e; 2513 uint16_t txop; 2514 } iwp_wme_param_t; 2515 /* 2516 * QoS parameter command (REPLY_QOS_PARAM = 0x13) 2517 * FIFO0-background, FIFO1-best effort, FIFO2-video, FIFO3-voice 2518 */ 2519 2520 struct iwp_edca_param { 2521 uint16_t cw_min; 2522 uint16_t cw_max; 2523 uint8_t aifsn; 2524 uint8_t reserved; 2525 uint16_t txop; 2526 }; 2527 2528 typedef struct iwp_qos_param_cmd { 2529 uint32_t flags; 2530 struct iwp_edca_param ac[AC_NUM]; 2531 } iwp_qos_param_cmd_t; 2532 2533 /* 2534 * firmware image header 2535 */ 2536 typedef struct iwp_firmware_hdr { 2537 uint32_t version; 2538 uint32_t bld_nu; 2539 uint32_t textsz; 2540 uint32_t datasz; 2541 uint32_t init_textsz; 2542 uint32_t init_datasz; 2543 uint32_t bootsz; 2544 } iwp_firmware_hdr_t; 2545 2546 /* 2547 * structure for IWP_START_SCAN notification 2548 */ 2549 typedef struct iwp_start_scan { 2550 uint32_t timestampl; 2551 uint32_t timestamph; 2552 uint32_t tbeacon; 2553 uint8_t chan; 2554 uint8_t band; 2555 uint16_t reserved; 2556 uint32_t status; 2557 } iwp_start_scan_t; 2558 2559 /* 2560 * structure for IWK_SCAN_COMPLETE notification 2561 */ 2562 typedef struct iwp_stop_scan { 2563 uint8_t nchan; 2564 uint8_t status; 2565 uint8_t reserved; 2566 uint8_t chan; 2567 uint8_t tsf; 2568 } iwp_stop_scan_t; 2569 2570 2571 #define IWP_READ(sc, reg) \ 2572 ddi_get32((sc)->sc_handle, (uint32_t *)((sc)->sc_base + (reg))) 2573 2574 #define IWP_WRITE(sc, reg, val) \ 2575 ddi_put32((sc)->sc_handle, (uint32_t *)((sc)->sc_base + (reg)), (val)) 2576 2577 /* 2578 * Driver can access peripheral registers 2579 * and ram via HBUS_TARG_PRPH_* registers. 2580 */ 2581 2582 #define PRPH_BASE (0x00000) 2583 #define PRPH_END (0xFFFFF) 2584 2585 #define IWP_SCD_BASE (PRPH_BASE + 0xA02C00) 2586 2587 #define IWP_SCD_SRAM_BASE_ADDR (IWP_SCD_BASE + 0x0) 2588 #define IWP_SCD_DRAM_BASE_ADDR (IWP_SCD_BASE + 0x8) 2589 #define IWP_SCD_QUEUECHAIN_SEL (IWP_SCD_BASE + 0xE8) 2590 #define IWP_SCD_AGGR_SEL (IWP_SCD_BASE + 0x248) 2591 #define IWP_SCD_QUEUE_RDPTR(x) (IWP_SCD_BASE + 0x68 + (x) * 4) 2592 #define IWP_SCD_INTERRUPT_MASK (IWP_SCD_BASE + 0x108) 2593 #define IWP_SCD_TXFACT (IWP_SCD_BASE + 0x1C) 2594 #define IWP_SCD_QUEUE_STATUS_BITS(x) (IWP_SCD_BASE + 0x10C + (x) * 4) 2595 2596 #define IWP_SCD_CONTEXT_DATA_OFFSET (0x600) 2597 #define IWP_SCD_TX_STTS_BITMAP_OFFSET (0x7B1) 2598 #define IWP_SCD_TRANSLATE_TBL_OFFSET (0x7E0) 2599 2600 #define IWP_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS (0) 2601 #define IWP_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK (0x0000007F) 2602 #define IWP_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS (16) 2603 #define IWP_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK (0x007F0000) 2604 2605 #define IWP_SCD_QUEUECHAIN_SEL_ALL(x) (((1 << (x)) - 1) &\ 2606 (~(1 << IWP_CMD_QUEUE_NUM))) 2607 2608 #define IWP_SCD_CONTEXT_QUEUE_OFFSET(x)\ 2609 (IWP_SCD_CONTEXT_DATA_OFFSET + (x) * 8) 2610 2611 #define IWP_SCD_QUEUE_STTS_REG_POS_TXF (0) 2612 #define IWP_SCD_QUEUE_STTS_REG_POS_ACTIVE (3) 2613 #define IWP_SCD_QUEUE_STTS_REG_POS_WSL (4) 2614 #define IWP_SCD_QUEUE_STTS_REG_MSK (0x00FF0000) 2615 2616 /* TX command security control */ 2617 #define TX_CMD_SEC_WEP (0x01) 2618 #define TX_CMD_SEC_CCM (0x02) 2619 #define TX_CMD_SEC_TKIP (0x03) 2620 #define TX_CMD_SEC_MSK (0x03) 2621 #define TX_CMD_SEC_SHIFT (6) 2622 #define TX_CMD_SEC_KEY128 (0x08) 2623 2624 #define WEP_IV_LEN (4) 2625 #define WEP_ICV_LEN (4) 2626 #define CCMP_MIC_LEN (8) 2627 #define TKIP_ICV_LEN (4) 2628 2629 #ifdef __cplusplus 2630 } 2631 #endif 2632 2633 #endif /* _IWP_HW_H_ */ 2634