1*5113495bSYour Name /* 2*5113495bSYour Name * Copyright (c) 2021 The Linux Foundation. All rights reserved. 3*5113495bSYour Name * 4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for any 5*5113495bSYour Name * purpose with or without fee is hereby granted, provided that the above 6*5113495bSYour Name * copyright notice and this permission notice appear in all copies. 7*5113495bSYour Name * 8*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9*5113495bSYour Name * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10*5113495bSYour Name * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11*5113495bSYour Name * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12*5113495bSYour Name * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13*5113495bSYour Name * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14*5113495bSYour Name * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15*5113495bSYour Name */ 16*5113495bSYour Name 17*5113495bSYour Name // $ATH_LICENSE_HW_HDR_C$ 18*5113495bSYour Name // 19*5113495bSYour Name // DO NOT EDIT! This file is automatically generated 20*5113495bSYour Name // These definitions are tied to a particular hardware layout 21*5113495bSYour Name 22*5113495bSYour Name 23*5113495bSYour Name #ifndef _REO_ENTRANCE_RING_H_ 24*5113495bSYour Name #define _REO_ENTRANCE_RING_H_ 25*5113495bSYour Name #if !defined(__ASSEMBLER__) 26*5113495bSYour Name #endif 27*5113495bSYour Name 28*5113495bSYour Name #include "rx_mpdu_details.h" 29*5113495bSYour Name 30*5113495bSYour Name // ################ START SUMMARY ################# 31*5113495bSYour Name // 32*5113495bSYour Name // Dword Fields 33*5113495bSYour Name // 0-3 struct rx_mpdu_details reo_level_mpdu_frame_info; 34*5113495bSYour Name // 4 rx_reo_queue_desc_addr_31_0[31:0] 35*5113495bSYour Name // 5 rx_reo_queue_desc_addr_39_32[7:0], rounded_mpdu_byte_count[21:8], reo_destination_indication[26:22], frameless_bar[27], reserved_5a[31:28] 36*5113495bSYour Name // 6 rxdma_push_reason[1:0], rxdma_error_code[6:2], mpdu_fragment_number[10:7], reserved_6a[31:11] 37*5113495bSYour Name // 7 reserved_7a[19:0], ring_id[27:20], looping_count[31:28] 38*5113495bSYour Name // 39*5113495bSYour Name // ################ END SUMMARY ################# 40*5113495bSYour Name 41*5113495bSYour Name #define NUM_OF_DWORDS_REO_ENTRANCE_RING 8 42*5113495bSYour Name 43*5113495bSYour Name struct reo_entrance_ring { 44*5113495bSYour Name struct rx_mpdu_details reo_level_mpdu_frame_info; 45*5113495bSYour Name uint32_t rx_reo_queue_desc_addr_31_0 : 32; //[31:0] 46*5113495bSYour Name uint32_t rx_reo_queue_desc_addr_39_32 : 8, //[7:0] 47*5113495bSYour Name rounded_mpdu_byte_count : 14, //[21:8] 48*5113495bSYour Name reo_destination_indication : 5, //[26:22] 49*5113495bSYour Name frameless_bar : 1, //[27] 50*5113495bSYour Name reserved_5a : 4; //[31:28] 51*5113495bSYour Name uint32_t rxdma_push_reason : 2, //[1:0] 52*5113495bSYour Name rxdma_error_code : 5, //[6:2] 53*5113495bSYour Name mpdu_fragment_number : 4, //[10:7] 54*5113495bSYour Name reserved_6a : 21; //[31:11] 55*5113495bSYour Name uint32_t reserved_7a : 20, //[19:0] 56*5113495bSYour Name ring_id : 8, //[27:20] 57*5113495bSYour Name looping_count : 4; //[31:28] 58*5113495bSYour Name }; 59*5113495bSYour Name 60*5113495bSYour Name /* 61*5113495bSYour Name 62*5113495bSYour Name struct rx_mpdu_details reo_level_mpdu_frame_info 63*5113495bSYour Name 64*5113495bSYour Name Consumer: REO 65*5113495bSYour Name 66*5113495bSYour Name Producer: RXDMA 67*5113495bSYour Name 68*5113495bSYour Name 69*5113495bSYour Name 70*5113495bSYour Name Details related to the MPDU being pushed into the REO 71*5113495bSYour Name 72*5113495bSYour Name rx_reo_queue_desc_addr_31_0 73*5113495bSYour Name 74*5113495bSYour Name Consumer: REO 75*5113495bSYour Name 76*5113495bSYour Name Producer: RXDMA 77*5113495bSYour Name 78*5113495bSYour Name 79*5113495bSYour Name 80*5113495bSYour Name Address (lower 32 bits) of the REO queue descriptor. 81*5113495bSYour Name 82*5113495bSYour Name <legal all> 83*5113495bSYour Name 84*5113495bSYour Name rx_reo_queue_desc_addr_39_32 85*5113495bSYour Name 86*5113495bSYour Name Consumer: REO 87*5113495bSYour Name 88*5113495bSYour Name Producer: RXDMA 89*5113495bSYour Name 90*5113495bSYour Name 91*5113495bSYour Name 92*5113495bSYour Name Address (upper 8 bits) of the REO queue descriptor. 93*5113495bSYour Name 94*5113495bSYour Name <legal all> 95*5113495bSYour Name 96*5113495bSYour Name rounded_mpdu_byte_count 97*5113495bSYour Name 98*5113495bSYour Name An approximation of the number of bytes received in this 99*5113495bSYour Name MPDU. 100*5113495bSYour Name 101*5113495bSYour Name Used to keeps stats on the amount of data flowing 102*5113495bSYour Name through a queue. 103*5113495bSYour Name 104*5113495bSYour Name <legal all> 105*5113495bSYour Name 106*5113495bSYour Name reo_destination_indication 107*5113495bSYour Name 108*5113495bSYour Name RXDMA copy the MPDU's first MSDU's destination 109*5113495bSYour Name indication field here. This is used for REO to be able to 110*5113495bSYour Name re-route the packet to a different SW destination ring if 111*5113495bSYour Name the packet is detected as error in REO. 112*5113495bSYour Name 113*5113495bSYour Name 114*5113495bSYour Name 115*5113495bSYour Name The ID of the REO exit ring where the MSDU frame shall 116*5113495bSYour Name push after (MPDU level) reordering has finished. 117*5113495bSYour Name 118*5113495bSYour Name 119*5113495bSYour Name 120*5113495bSYour Name <enum 0 reo_destination_tcl> Reo will push the frame 121*5113495bSYour Name into the REO2TCL ring 122*5113495bSYour Name 123*5113495bSYour Name <enum 1 reo_destination_sw1> Reo will push the frame 124*5113495bSYour Name into the REO2SW1 ring 125*5113495bSYour Name 126*5113495bSYour Name <enum 2 reo_destination_sw2> Reo will push the frame 127*5113495bSYour Name into the REO2SW1 ring 128*5113495bSYour Name 129*5113495bSYour Name <enum 3 reo_destination_sw3> Reo will push the frame 130*5113495bSYour Name into the REO2SW1 ring 131*5113495bSYour Name 132*5113495bSYour Name <enum 4 reo_destination_sw4> Reo will push the frame 133*5113495bSYour Name into the REO2SW1 ring 134*5113495bSYour Name 135*5113495bSYour Name <enum 5 reo_destination_release> Reo will push the frame 136*5113495bSYour Name into the REO_release ring 137*5113495bSYour Name 138*5113495bSYour Name <enum 6 reo_destination_fw> Reo will push the frame into 139*5113495bSYour Name the REO2FW ring 140*5113495bSYour Name 141*5113495bSYour Name <enum 7 reo_destination_7> REO remaps this 142*5113495bSYour Name 143*5113495bSYour Name <enum 8 reo_destination_8> REO remaps this <enum 9 144*5113495bSYour Name reo_destination_9> REO remaps this <enum 10 145*5113495bSYour Name reo_destination_10> REO remaps this 146*5113495bSYour Name 147*5113495bSYour Name <enum 11 reo_destination_11> REO remaps this 148*5113495bSYour Name 149*5113495bSYour Name <enum 12 reo_destination_12> REO remaps this <enum 13 150*5113495bSYour Name reo_destination_13> REO remaps this 151*5113495bSYour Name 152*5113495bSYour Name <enum 14 reo_destination_14> REO remaps this 153*5113495bSYour Name 154*5113495bSYour Name <enum 15 reo_destination_15> REO remaps this 155*5113495bSYour Name 156*5113495bSYour Name <enum 16 reo_destination_16> REO remaps this 157*5113495bSYour Name 158*5113495bSYour Name <enum 17 reo_destination_17> REO remaps this 159*5113495bSYour Name 160*5113495bSYour Name <enum 18 reo_destination_18> REO remaps this 161*5113495bSYour Name 162*5113495bSYour Name <enum 19 reo_destination_19> REO remaps this 163*5113495bSYour Name 164*5113495bSYour Name <enum 20 reo_destination_20> REO remaps this 165*5113495bSYour Name 166*5113495bSYour Name <enum 21 reo_destination_21> REO remaps this 167*5113495bSYour Name 168*5113495bSYour Name <enum 22 reo_destination_22> REO remaps this 169*5113495bSYour Name 170*5113495bSYour Name <enum 23 reo_destination_23> REO remaps this 171*5113495bSYour Name 172*5113495bSYour Name <enum 24 reo_destination_24> REO remaps this 173*5113495bSYour Name 174*5113495bSYour Name <enum 25 reo_destination_25> REO remaps this 175*5113495bSYour Name 176*5113495bSYour Name <enum 26 reo_destination_26> REO remaps this 177*5113495bSYour Name 178*5113495bSYour Name <enum 27 reo_destination_27> REO remaps this 179*5113495bSYour Name 180*5113495bSYour Name <enum 28 reo_destination_28> REO remaps this 181*5113495bSYour Name 182*5113495bSYour Name <enum 29 reo_destination_29> REO remaps this 183*5113495bSYour Name 184*5113495bSYour Name <enum 30 reo_destination_30> REO remaps this 185*5113495bSYour Name 186*5113495bSYour Name <enum 31 reo_destination_31> REO remaps this 187*5113495bSYour Name 188*5113495bSYour Name 189*5113495bSYour Name 190*5113495bSYour Name <legal all> 191*5113495bSYour Name 192*5113495bSYour Name frameless_bar 193*5113495bSYour Name 194*5113495bSYour Name When set, this REO entrance ring struct contains BAR 195*5113495bSYour Name info from a multi TID BAR frame. The original multi TID BAR 196*5113495bSYour Name frame itself contained all the REO info for the first TID, 197*5113495bSYour Name but all the subsequent TID info and their linkage to the REO 198*5113495bSYour Name descriptors is passed down as 'frameless' BAR info. 199*5113495bSYour Name 200*5113495bSYour Name 201*5113495bSYour Name 202*5113495bSYour Name The only fields valid in this descriptor when this bit 203*5113495bSYour Name is set are: 204*5113495bSYour Name 205*5113495bSYour Name Rx_reo_queue_desc_addr_31_0 206*5113495bSYour Name 207*5113495bSYour Name RX_reo_queue_desc_addr_39_32 208*5113495bSYour Name 209*5113495bSYour Name 210*5113495bSYour Name 211*5113495bSYour Name And within the 212*5113495bSYour Name 213*5113495bSYour Name Reo_level_mpdu_frame_info: 214*5113495bSYour Name 215*5113495bSYour Name Within Rx_mpdu_desc_info_details: 216*5113495bSYour Name 217*5113495bSYour Name Mpdu_Sequence_number 218*5113495bSYour Name 219*5113495bSYour Name BAR_frame 220*5113495bSYour Name 221*5113495bSYour Name Peer_meta_data 222*5113495bSYour Name 223*5113495bSYour Name All other fields shall be set to 0 224*5113495bSYour Name 225*5113495bSYour Name 226*5113495bSYour Name 227*5113495bSYour Name <legal all> 228*5113495bSYour Name 229*5113495bSYour Name reserved_5a 230*5113495bSYour Name 231*5113495bSYour Name <legal 0> 232*5113495bSYour Name 233*5113495bSYour Name rxdma_push_reason 234*5113495bSYour Name 235*5113495bSYour Name Indicates why rxdma pushed the frame to this ring 236*5113495bSYour Name 237*5113495bSYour Name 238*5113495bSYour Name 239*5113495bSYour Name This field is ignored by REO. 240*5113495bSYour Name 241*5113495bSYour Name 242*5113495bSYour Name 243*5113495bSYour Name <enum 0 rxdma_error_detected> RXDMA detected an error an 244*5113495bSYour Name pushed this frame to this queue 245*5113495bSYour Name 246*5113495bSYour Name <enum 1 rxdma_routing_instruction> RXDMA pushed the 247*5113495bSYour Name frame to this queue per received routing instructions. No 248*5113495bSYour Name error within RXDMA was detected 249*5113495bSYour Name 250*5113495bSYour Name <enum 2 rxdma_rx_flush> RXDMA received an RX_FLUSH. As a 251*5113495bSYour Name result the MSDU link descriptor might not have the 252*5113495bSYour Name last_msdu_in_mpdu_flag set, but instead WBM might just see a 253*5113495bSYour Name NULL pointer in the MSDU link descriptor. This is to be 254*5113495bSYour Name considered a normal condition for this scenario. 255*5113495bSYour Name 256*5113495bSYour Name 257*5113495bSYour Name 258*5113495bSYour Name <legal 0 - 2> 259*5113495bSYour Name 260*5113495bSYour Name rxdma_error_code 261*5113495bSYour Name 262*5113495bSYour Name Field only valid when 'rxdma_push_reason' set to 263*5113495bSYour Name 'rxdma_error_detected'. 264*5113495bSYour Name 265*5113495bSYour Name 266*5113495bSYour Name 267*5113495bSYour Name This field is ignored by REO. 268*5113495bSYour Name 269*5113495bSYour Name 270*5113495bSYour Name 271*5113495bSYour Name <enum 0 rxdma_overflow_err>MPDU frame is not complete 272*5113495bSYour Name due to a FIFO overflow error in RXPCU. 273*5113495bSYour Name 274*5113495bSYour Name <enum 1 rxdma_mpdu_length_err>MPDU frame is not complete 275*5113495bSYour Name due to receiving incomplete MPDU from the PHY 276*5113495bSYour Name 277*5113495bSYour Name 278*5113495bSYour Name <enum 3 rxdma_decrypt_err>CRYPTO reported a decryption 279*5113495bSYour Name error or CRYPTO received an encrypted frame, but did not get 280*5113495bSYour Name a valid corresponding key id in the peer entry. 281*5113495bSYour Name 282*5113495bSYour Name <enum 4 rxdma_tkip_mic_err>CRYPTO reported a TKIP MIC 283*5113495bSYour Name error 284*5113495bSYour Name 285*5113495bSYour Name <enum 5 rxdma_unecrypted_err>CRYPTO reported an 286*5113495bSYour Name unencrypted frame error when encrypted was expected 287*5113495bSYour Name 288*5113495bSYour Name <enum 6 rxdma_msdu_len_err>RX OLE reported an MSDU 289*5113495bSYour Name length error 290*5113495bSYour Name 291*5113495bSYour Name <enum 7 rxdma_msdu_limit_err>RX OLE reported that max 292*5113495bSYour Name number of MSDUs allowed in an MPDU got exceeded 293*5113495bSYour Name 294*5113495bSYour Name <enum 8 rxdma_wifi_parse_err>RX OLE reported a parsing 295*5113495bSYour Name error 296*5113495bSYour Name 297*5113495bSYour Name <enum 9 rxdma_amsdu_parse_err>RX OLE reported an A-MSDU 298*5113495bSYour Name parsing error 299*5113495bSYour Name 300*5113495bSYour Name <enum 10 rxdma_sa_timeout_err>RX OLE reported a timeout 301*5113495bSYour Name during SA search 302*5113495bSYour Name 303*5113495bSYour Name <enum 11 rxdma_da_timeout_err>RX OLE reported a timeout 304*5113495bSYour Name during DA search 305*5113495bSYour Name 306*5113495bSYour Name <enum 12 rxdma_flow_timeout_err>RX OLE reported a 307*5113495bSYour Name timeout during flow search 308*5113495bSYour Name 309*5113495bSYour Name <enum 13 Rxdma_flush_request>RXDMA received a flush 310*5113495bSYour Name request 311*5113495bSYour Name 312*5113495bSYour Name mpdu_fragment_number 313*5113495bSYour Name 314*5113495bSYour Name Field only valid when Reo_level_mpdu_frame_info. 315*5113495bSYour Name 316*5113495bSYour Name Rx_mpdu_desc_info_details. 317*5113495bSYour Name 318*5113495bSYour Name Fragment_flag is set. 319*5113495bSYour Name 320*5113495bSYour Name 321*5113495bSYour Name 322*5113495bSYour Name The fragment number from the 802.11 header. 323*5113495bSYour Name 324*5113495bSYour Name 325*5113495bSYour Name 326*5113495bSYour Name Note that the sequence number is embedded in field: 327*5113495bSYour Name Reo_level_mpdu_frame_info. 328*5113495bSYour Name 329*5113495bSYour Name Rx_mpdu_desc_info_details. 330*5113495bSYour Name 331*5113495bSYour Name Mpdu_Sequence_number 332*5113495bSYour Name 333*5113495bSYour Name 334*5113495bSYour Name 335*5113495bSYour Name <legal all> 336*5113495bSYour Name 337*5113495bSYour Name reserved_6a 338*5113495bSYour Name 339*5113495bSYour Name <legal 0> 340*5113495bSYour Name 341*5113495bSYour Name reserved_7a 342*5113495bSYour Name 343*5113495bSYour Name <legal 0> 344*5113495bSYour Name 345*5113495bSYour Name ring_id 346*5113495bSYour Name 347*5113495bSYour Name Consumer: SW/REO/DEBUG 348*5113495bSYour Name 349*5113495bSYour Name Producer: SRNG (of RXDMA) 350*5113495bSYour Name 351*5113495bSYour Name 352*5113495bSYour Name 353*5113495bSYour Name For debugging. 354*5113495bSYour Name 355*5113495bSYour Name This field is filled in by the SRNG module. 356*5113495bSYour Name 357*5113495bSYour Name It help to identify the ring that is being looked <legal 358*5113495bSYour Name all> 359*5113495bSYour Name 360*5113495bSYour Name looping_count 361*5113495bSYour Name 362*5113495bSYour Name Consumer: SW/REO/DEBUG 363*5113495bSYour Name 364*5113495bSYour Name Producer: SRNG (of RXDMA) 365*5113495bSYour Name 366*5113495bSYour Name 367*5113495bSYour Name 368*5113495bSYour Name For debugging. 369*5113495bSYour Name 370*5113495bSYour Name This field is filled in by the SRNG module. 371*5113495bSYour Name 372*5113495bSYour Name 373*5113495bSYour Name 374*5113495bSYour Name A count value that indicates the number of times the 375*5113495bSYour Name producer of entries into this Ring has looped around the 376*5113495bSYour Name ring. 377*5113495bSYour Name 378*5113495bSYour Name At initialization time, this value is set to 0. On the 379*5113495bSYour Name first loop, this value is set to 1. After the max value is 380*5113495bSYour Name reached allowed by the number of bits for this field, the 381*5113495bSYour Name count value continues with 0 again. 382*5113495bSYour Name 383*5113495bSYour Name 384*5113495bSYour Name 385*5113495bSYour Name In case SW is the consumer of the ring entries, it can 386*5113495bSYour Name use this field to figure out up to where the producer of 387*5113495bSYour Name entries has created new entries. This eliminates the need to 388*5113495bSYour Name check where the head pointer' of the ring is located once 389*5113495bSYour Name the SW starts processing an interrupt indicating that new 390*5113495bSYour Name entries have been put into this ring... 391*5113495bSYour Name 392*5113495bSYour Name 393*5113495bSYour Name 394*5113495bSYour Name Also note that SW if it wants only needs to look at the 395*5113495bSYour Name LSB bit of this count value. 396*5113495bSYour Name 397*5113495bSYour Name <legal all> 398*5113495bSYour Name */ 399*5113495bSYour Name 400*5113495bSYour Name 401*5113495bSYour Name /* EXTERNAL REFERENCE : struct rx_mpdu_details reo_level_mpdu_frame_info */ 402*5113495bSYour Name 403*5113495bSYour Name 404*5113495bSYour Name /* EXTERNAL REFERENCE : struct buffer_addr_info msdu_link_desc_addr_info */ 405*5113495bSYour Name 406*5113495bSYour Name 407*5113495bSYour Name /* Description REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0 408*5113495bSYour Name 409*5113495bSYour Name Address (lower 32 bits) of the MSDU buffer OR 410*5113495bSYour Name MSDU_EXTENSION descriptor OR Link Descriptor 411*5113495bSYour Name 412*5113495bSYour Name 413*5113495bSYour Name 414*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 415*5113495bSYour Name 416*5113495bSYour Name <legal all> 417*5113495bSYour Name */ 418*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET 0x00000000 419*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_LSB 0 420*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MASK 0xffffffff 421*5113495bSYour Name 422*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32 423*5113495bSYour Name 424*5113495bSYour Name Address (upper 8 bits) of the MSDU buffer OR 425*5113495bSYour Name MSDU_EXTENSION descriptor OR Link Descriptor 426*5113495bSYour Name 427*5113495bSYour Name 428*5113495bSYour Name 429*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 430*5113495bSYour Name 431*5113495bSYour Name <legal all> 432*5113495bSYour Name */ 433*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET 0x00000004 434*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_LSB 0 435*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MASK 0x000000ff 436*5113495bSYour Name 437*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER 438*5113495bSYour Name 439*5113495bSYour Name Consumer: WBM 440*5113495bSYour Name 441*5113495bSYour Name Producer: SW/FW 442*5113495bSYour Name 443*5113495bSYour Name 444*5113495bSYour Name 445*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 446*5113495bSYour Name 447*5113495bSYour Name 448*5113495bSYour Name 449*5113495bSYour Name Indicates to which buffer manager the buffer OR 450*5113495bSYour Name MSDU_EXTENSION descriptor OR link descriptor that is being 451*5113495bSYour Name pointed to shall be returned after the frame has been 452*5113495bSYour Name processed. It is used by WBM for routing purposes. 453*5113495bSYour Name 454*5113495bSYour Name 455*5113495bSYour Name 456*5113495bSYour Name <enum 0 WBM_IDLE_BUF_LIST> This buffer shall be returned 457*5113495bSYour Name to the WMB buffer idle list 458*5113495bSYour Name 459*5113495bSYour Name <enum 1 WBM_IDLE_DESC_LIST> This buffer shall be 460*5113495bSYour Name returned to the WMB idle link descriptor idle list 461*5113495bSYour Name 462*5113495bSYour Name <enum 2 FW_BM> This buffer shall be returned to the FW 463*5113495bSYour Name 464*5113495bSYour Name <enum 3 SW0_BM> This buffer shall be returned to the SW, 465*5113495bSYour Name ring 0 466*5113495bSYour Name 467*5113495bSYour Name <enum 4 SW1_BM> This buffer shall be returned to the SW, 468*5113495bSYour Name ring 1 469*5113495bSYour Name 470*5113495bSYour Name <enum 5 SW2_BM> This buffer shall be returned to the SW, 471*5113495bSYour Name ring 2 472*5113495bSYour Name 473*5113495bSYour Name <enum 6 SW3_BM> This buffer shall be returned to the SW, 474*5113495bSYour Name ring 3 475*5113495bSYour Name 476*5113495bSYour Name <enum 7 SW4_BM> This buffer shall be returned to the SW, 477*5113495bSYour Name ring 3 478*5113495bSYour Name 479*5113495bSYour Name 480*5113495bSYour Name 481*5113495bSYour Name <legal all> 482*5113495bSYour Name */ 483*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET 0x00000004 484*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB 8 485*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK 0x00000700 486*5113495bSYour Name 487*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE 488*5113495bSYour Name 489*5113495bSYour Name Cookie field exclusively used by SW. 490*5113495bSYour Name 491*5113495bSYour Name 492*5113495bSYour Name 493*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 494*5113495bSYour Name 495*5113495bSYour Name 496*5113495bSYour Name 497*5113495bSYour Name HW ignores the contents, accept that it passes the 498*5113495bSYour Name programmed value on to other descriptors together with the 499*5113495bSYour Name physical address 500*5113495bSYour Name 501*5113495bSYour Name 502*5113495bSYour Name 503*5113495bSYour Name Field can be used by SW to for example associate the 504*5113495bSYour Name buffers physical address with the virtual address 505*5113495bSYour Name 506*5113495bSYour Name The bit definitions as used by SW are within SW HLD 507*5113495bSYour Name specification 508*5113495bSYour Name 509*5113495bSYour Name 510*5113495bSYour Name 511*5113495bSYour Name NOTE: 512*5113495bSYour Name 513*5113495bSYour Name The three most significant bits can have a special 514*5113495bSYour Name meaning in case this struct is embedded in a TX_MPDU_DETAILS 515*5113495bSYour Name STRUCT, and field transmit_bw_restriction is set 516*5113495bSYour Name 517*5113495bSYour Name 518*5113495bSYour Name 519*5113495bSYour Name In case of NON punctured transmission: 520*5113495bSYour Name 521*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b00: 20 MHz TX only 522*5113495bSYour Name 523*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b01: 40 MHz TX only 524*5113495bSYour Name 525*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b10: 80 MHz TX only 526*5113495bSYour Name 527*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b11: 160 MHz TX only 528*5113495bSYour Name 529*5113495bSYour Name 530*5113495bSYour Name 531*5113495bSYour Name In case of punctured transmission: 532*5113495bSYour Name 533*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b000: pattern 0 only 534*5113495bSYour Name 535*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b001: pattern 1 only 536*5113495bSYour Name 537*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b010: pattern 2 only 538*5113495bSYour Name 539*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b011: pattern 3 only 540*5113495bSYour Name 541*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b100: pattern 4 only 542*5113495bSYour Name 543*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b101: pattern 5 only 544*5113495bSYour Name 545*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b110: pattern 6 only 546*5113495bSYour Name 547*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b111: pattern 7 only 548*5113495bSYour Name 549*5113495bSYour Name 550*5113495bSYour Name 551*5113495bSYour Name Note: a punctured transmission is indicated by the 552*5113495bSYour Name presence of TLV TX_PUNCTURE_SETUP embedded in the scheduler 553*5113495bSYour Name TLV 554*5113495bSYour Name 555*5113495bSYour Name 556*5113495bSYour Name 557*5113495bSYour Name <legal all> 558*5113495bSYour Name */ 559*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET 0x00000004 560*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_LSB 11 561*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MASK 0xfffff800 562*5113495bSYour Name 563*5113495bSYour Name /* EXTERNAL REFERENCE : struct rx_mpdu_desc_info rx_mpdu_desc_info_details */ 564*5113495bSYour Name 565*5113495bSYour Name 566*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT 567*5113495bSYour Name 568*5113495bSYour Name Consumer: REO/SW/FW 569*5113495bSYour Name 570*5113495bSYour Name Producer: RXDMA 571*5113495bSYour Name 572*5113495bSYour Name 573*5113495bSYour Name 574*5113495bSYour Name The number of MSDUs within the MPDU 575*5113495bSYour Name 576*5113495bSYour Name <legal all> 577*5113495bSYour Name */ 578*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_OFFSET 0x00000008 579*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_LSB 0 580*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_MASK 0x000000ff 581*5113495bSYour Name 582*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER 583*5113495bSYour Name 584*5113495bSYour Name Consumer: REO/SW/FW 585*5113495bSYour Name 586*5113495bSYour Name Producer: RXDMA 587*5113495bSYour Name 588*5113495bSYour Name 589*5113495bSYour Name 590*5113495bSYour Name The field can have two different meanings based on the 591*5113495bSYour Name setting of field 'BAR_frame': 592*5113495bSYour Name 593*5113495bSYour Name 594*5113495bSYour Name 595*5113495bSYour Name 'BAR_frame' is NOT set: 596*5113495bSYour Name 597*5113495bSYour Name The MPDU sequence number of the received frame. 598*5113495bSYour Name 599*5113495bSYour Name 600*5113495bSYour Name 601*5113495bSYour Name 'BAR_frame' is set. 602*5113495bSYour Name 603*5113495bSYour Name The MPDU Start sequence number from the BAR frame 604*5113495bSYour Name 605*5113495bSYour Name <legal all> 606*5113495bSYour Name */ 607*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_OFFSET 0x00000008 608*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_LSB 8 609*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_MASK 0x000fff00 610*5113495bSYour Name 611*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG 612*5113495bSYour Name 613*5113495bSYour Name Consumer: REO/SW/FW 614*5113495bSYour Name 615*5113495bSYour Name Producer: RXDMA 616*5113495bSYour Name 617*5113495bSYour Name 618*5113495bSYour Name 619*5113495bSYour Name When set, this MPDU is a fragment and REO should forward 620*5113495bSYour Name this fragment MPDU to the REO destination ring without any 621*5113495bSYour Name reorder checks, pn checks or bitmap update. This implies 622*5113495bSYour Name that REO is forwarding the pointer to the MSDU link 623*5113495bSYour Name descriptor. The destination ring is coming from a 624*5113495bSYour Name programmable register setting in REO 625*5113495bSYour Name 626*5113495bSYour Name 627*5113495bSYour Name 628*5113495bSYour Name <legal all> 629*5113495bSYour Name */ 630*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_OFFSET 0x00000008 631*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_LSB 20 632*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_MASK 0x00100000 633*5113495bSYour Name 634*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT 635*5113495bSYour Name 636*5113495bSYour Name Consumer: REO/SW/FW 637*5113495bSYour Name 638*5113495bSYour Name Producer: RXDMA 639*5113495bSYour Name 640*5113495bSYour Name 641*5113495bSYour Name 642*5113495bSYour Name The retry bit setting from the MPDU header of the 643*5113495bSYour Name received frame 644*5113495bSYour Name 645*5113495bSYour Name <legal all> 646*5113495bSYour Name */ 647*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_OFFSET 0x00000008 648*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_LSB 21 649*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_MASK 0x00200000 650*5113495bSYour Name 651*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG 652*5113495bSYour Name 653*5113495bSYour Name Consumer: REO/SW/FW 654*5113495bSYour Name 655*5113495bSYour Name Producer: RXDMA 656*5113495bSYour Name 657*5113495bSYour Name 658*5113495bSYour Name 659*5113495bSYour Name When set, the MPDU was received as part of an A-MPDU. 660*5113495bSYour Name 661*5113495bSYour Name <legal all> 662*5113495bSYour Name */ 663*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_OFFSET 0x00000008 664*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_LSB 22 665*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_MASK 0x00400000 666*5113495bSYour Name 667*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME 668*5113495bSYour Name 669*5113495bSYour Name Consumer: REO/SW/FW 670*5113495bSYour Name 671*5113495bSYour Name Producer: RXDMA 672*5113495bSYour Name 673*5113495bSYour Name 674*5113495bSYour Name 675*5113495bSYour Name When set, the received frame is a BAR frame. After 676*5113495bSYour Name processing, this frame shall be pushed to SW or deleted. 677*5113495bSYour Name 678*5113495bSYour Name <legal all> 679*5113495bSYour Name */ 680*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_OFFSET 0x00000008 681*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_LSB 23 682*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_MASK 0x00800000 683*5113495bSYour Name 684*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO 685*5113495bSYour Name 686*5113495bSYour Name Consumer: REO/SW/FW 687*5113495bSYour Name 688*5113495bSYour Name Producer: RXDMA 689*5113495bSYour Name 690*5113495bSYour Name 691*5113495bSYour Name 692*5113495bSYour Name Copied here by RXDMA from RX_MPDU_END 693*5113495bSYour Name 694*5113495bSYour Name When not set, REO will Not perform a PN sequence number 695*5113495bSYour Name check 696*5113495bSYour Name */ 697*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_OFFSET 0x00000008 698*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_LSB 24 699*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_MASK 0x01000000 700*5113495bSYour Name 701*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID 702*5113495bSYour Name 703*5113495bSYour Name When set, OLE found a valid SA entry for all MSDUs in 704*5113495bSYour Name this MPDU 705*5113495bSYour Name 706*5113495bSYour Name <legal all> 707*5113495bSYour Name */ 708*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_OFFSET 0x00000008 709*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_LSB 25 710*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_MASK 0x02000000 711*5113495bSYour Name 712*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT 713*5113495bSYour Name 714*5113495bSYour Name When set, at least 1 MSDU within the MPDU has an 715*5113495bSYour Name unsuccessful MAC source address search due to the expiration 716*5113495bSYour Name of the search timer. 717*5113495bSYour Name 718*5113495bSYour Name <legal all> 719*5113495bSYour Name */ 720*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_OFFSET 0x00000008 721*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_LSB 26 722*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_MASK 0x04000000 723*5113495bSYour Name 724*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID 725*5113495bSYour Name 726*5113495bSYour Name When set, OLE found a valid DA entry for all MSDUs in 727*5113495bSYour Name this MPDU 728*5113495bSYour Name 729*5113495bSYour Name <legal all> 730*5113495bSYour Name */ 731*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_OFFSET 0x00000008 732*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_LSB 27 733*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_MASK 0x08000000 734*5113495bSYour Name 735*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC 736*5113495bSYour Name 737*5113495bSYour Name Field Only valid if da_is_valid is set 738*5113495bSYour Name 739*5113495bSYour Name 740*5113495bSYour Name 741*5113495bSYour Name When set, at least one of the DA addresses is a 742*5113495bSYour Name Multicast or Broadcast address. 743*5113495bSYour Name 744*5113495bSYour Name <legal all> 745*5113495bSYour Name */ 746*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_OFFSET 0x00000008 747*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_LSB 28 748*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_MASK 0x10000000 749*5113495bSYour Name 750*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT 751*5113495bSYour Name 752*5113495bSYour Name When set, at least 1 MSDU within the MPDU has an 753*5113495bSYour Name unsuccessful MAC destination address search due to the 754*5113495bSYour Name expiration of the search timer. 755*5113495bSYour Name 756*5113495bSYour Name <legal all> 757*5113495bSYour Name */ 758*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_OFFSET 0x00000008 759*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_LSB 29 760*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_MASK 0x20000000 761*5113495bSYour Name 762*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU 763*5113495bSYour Name 764*5113495bSYour Name Field only valid when first_msdu_in_mpdu_flag is set. 765*5113495bSYour Name 766*5113495bSYour Name 767*5113495bSYour Name 768*5113495bSYour Name When set, the contents in the MSDU buffer contains a 769*5113495bSYour Name 'RAW' MPDU. This 'RAW' MPDU might be spread out over 770*5113495bSYour Name multiple MSDU buffers. 771*5113495bSYour Name 772*5113495bSYour Name <legal all> 773*5113495bSYour Name */ 774*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_OFFSET 0x00000008 775*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_LSB 30 776*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_MASK 0x40000000 777*5113495bSYour Name 778*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG 779*5113495bSYour Name 780*5113495bSYour Name The More Fragment bit setting from the MPDU header of 781*5113495bSYour Name the received frame 782*5113495bSYour Name 783*5113495bSYour Name 784*5113495bSYour Name 785*5113495bSYour Name <legal all> 786*5113495bSYour Name */ 787*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_OFFSET 0x00000008 788*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_LSB 31 789*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_MASK 0x80000000 790*5113495bSYour Name 791*5113495bSYour Name /* Description REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA 792*5113495bSYour Name 793*5113495bSYour Name Meta data that SW has programmed in the Peer table entry 794*5113495bSYour Name of the transmitting STA. 795*5113495bSYour Name 796*5113495bSYour Name <legal all> 797*5113495bSYour Name */ 798*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_OFFSET 0x0000000c 799*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_LSB 0 800*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_MASK 0xffffffff 801*5113495bSYour Name 802*5113495bSYour Name /* Description REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0 803*5113495bSYour Name 804*5113495bSYour Name Consumer: REO 805*5113495bSYour Name 806*5113495bSYour Name Producer: RXDMA 807*5113495bSYour Name 808*5113495bSYour Name 809*5113495bSYour Name 810*5113495bSYour Name Address (lower 32 bits) of the REO queue descriptor. 811*5113495bSYour Name 812*5113495bSYour Name <legal all> 813*5113495bSYour Name */ 814*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_OFFSET 0x00000010 815*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_LSB 0 816*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_MASK 0xffffffff 817*5113495bSYour Name 818*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32 819*5113495bSYour Name 820*5113495bSYour Name Consumer: REO 821*5113495bSYour Name 822*5113495bSYour Name Producer: RXDMA 823*5113495bSYour Name 824*5113495bSYour Name 825*5113495bSYour Name 826*5113495bSYour Name Address (upper 8 bits) of the REO queue descriptor. 827*5113495bSYour Name 828*5113495bSYour Name <legal all> 829*5113495bSYour Name */ 830*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_OFFSET 0x00000014 831*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_LSB 0 832*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_MASK 0x000000ff 833*5113495bSYour Name 834*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT 835*5113495bSYour Name 836*5113495bSYour Name An approximation of the number of bytes received in this 837*5113495bSYour Name MPDU. 838*5113495bSYour Name 839*5113495bSYour Name Used to keeps stats on the amount of data flowing 840*5113495bSYour Name through a queue. 841*5113495bSYour Name 842*5113495bSYour Name <legal all> 843*5113495bSYour Name */ 844*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_OFFSET 0x00000014 845*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_LSB 8 846*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_MASK 0x003fff00 847*5113495bSYour Name 848*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION 849*5113495bSYour Name 850*5113495bSYour Name RXDMA copy the MPDU's first MSDU's destination 851*5113495bSYour Name indication field here. This is used for REO to be able to 852*5113495bSYour Name re-route the packet to a different SW destination ring if 853*5113495bSYour Name the packet is detected as error in REO. 854*5113495bSYour Name 855*5113495bSYour Name 856*5113495bSYour Name 857*5113495bSYour Name The ID of the REO exit ring where the MSDU frame shall 858*5113495bSYour Name push after (MPDU level) reordering has finished. 859*5113495bSYour Name 860*5113495bSYour Name 861*5113495bSYour Name 862*5113495bSYour Name <enum 0 reo_destination_tcl> Reo will push the frame 863*5113495bSYour Name into the REO2TCL ring 864*5113495bSYour Name 865*5113495bSYour Name <enum 1 reo_destination_sw1> Reo will push the frame 866*5113495bSYour Name into the REO2SW1 ring 867*5113495bSYour Name 868*5113495bSYour Name <enum 2 reo_destination_sw2> Reo will push the frame 869*5113495bSYour Name into the REO2SW1 ring 870*5113495bSYour Name 871*5113495bSYour Name <enum 3 reo_destination_sw3> Reo will push the frame 872*5113495bSYour Name into the REO2SW1 ring 873*5113495bSYour Name 874*5113495bSYour Name <enum 4 reo_destination_sw4> Reo will push the frame 875*5113495bSYour Name into the REO2SW1 ring 876*5113495bSYour Name 877*5113495bSYour Name <enum 5 reo_destination_release> Reo will push the frame 878*5113495bSYour Name into the REO_release ring 879*5113495bSYour Name 880*5113495bSYour Name <enum 6 reo_destination_fw> Reo will push the frame into 881*5113495bSYour Name the REO2FW ring 882*5113495bSYour Name 883*5113495bSYour Name <enum 7 reo_destination_7> REO remaps this 884*5113495bSYour Name 885*5113495bSYour Name <enum 8 reo_destination_8> REO remaps this <enum 9 886*5113495bSYour Name reo_destination_9> REO remaps this <enum 10 887*5113495bSYour Name reo_destination_10> REO remaps this 888*5113495bSYour Name 889*5113495bSYour Name <enum 11 reo_destination_11> REO remaps this 890*5113495bSYour Name 891*5113495bSYour Name <enum 12 reo_destination_12> REO remaps this <enum 13 892*5113495bSYour Name reo_destination_13> REO remaps this 893*5113495bSYour Name 894*5113495bSYour Name <enum 14 reo_destination_14> REO remaps this 895*5113495bSYour Name 896*5113495bSYour Name <enum 15 reo_destination_15> REO remaps this 897*5113495bSYour Name 898*5113495bSYour Name <enum 16 reo_destination_16> REO remaps this 899*5113495bSYour Name 900*5113495bSYour Name <enum 17 reo_destination_17> REO remaps this 901*5113495bSYour Name 902*5113495bSYour Name <enum 18 reo_destination_18> REO remaps this 903*5113495bSYour Name 904*5113495bSYour Name <enum 19 reo_destination_19> REO remaps this 905*5113495bSYour Name 906*5113495bSYour Name <enum 20 reo_destination_20> REO remaps this 907*5113495bSYour Name 908*5113495bSYour Name <enum 21 reo_destination_21> REO remaps this 909*5113495bSYour Name 910*5113495bSYour Name <enum 22 reo_destination_22> REO remaps this 911*5113495bSYour Name 912*5113495bSYour Name <enum 23 reo_destination_23> REO remaps this 913*5113495bSYour Name 914*5113495bSYour Name <enum 24 reo_destination_24> REO remaps this 915*5113495bSYour Name 916*5113495bSYour Name <enum 25 reo_destination_25> REO remaps this 917*5113495bSYour Name 918*5113495bSYour Name <enum 26 reo_destination_26> REO remaps this 919*5113495bSYour Name 920*5113495bSYour Name <enum 27 reo_destination_27> REO remaps this 921*5113495bSYour Name 922*5113495bSYour Name <enum 28 reo_destination_28> REO remaps this 923*5113495bSYour Name 924*5113495bSYour Name <enum 29 reo_destination_29> REO remaps this 925*5113495bSYour Name 926*5113495bSYour Name <enum 30 reo_destination_30> REO remaps this 927*5113495bSYour Name 928*5113495bSYour Name <enum 31 reo_destination_31> REO remaps this 929*5113495bSYour Name 930*5113495bSYour Name 931*5113495bSYour Name 932*5113495bSYour Name <legal all> 933*5113495bSYour Name */ 934*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_OFFSET 0x00000014 935*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_LSB 22 936*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_MASK 0x07c00000 937*5113495bSYour Name 938*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_FRAMELESS_BAR 939*5113495bSYour Name 940*5113495bSYour Name When set, this REO entrance ring struct contains BAR 941*5113495bSYour Name info from a multi TID BAR frame. The original multi TID BAR 942*5113495bSYour Name frame itself contained all the REO info for the first TID, 943*5113495bSYour Name but all the subsequent TID info and their linkage to the REO 944*5113495bSYour Name descriptors is passed down as 'frameless' BAR info. 945*5113495bSYour Name 946*5113495bSYour Name 947*5113495bSYour Name 948*5113495bSYour Name The only fields valid in this descriptor when this bit 949*5113495bSYour Name is set are: 950*5113495bSYour Name 951*5113495bSYour Name Rx_reo_queue_desc_addr_31_0 952*5113495bSYour Name 953*5113495bSYour Name RX_reo_queue_desc_addr_39_32 954*5113495bSYour Name 955*5113495bSYour Name 956*5113495bSYour Name 957*5113495bSYour Name And within the 958*5113495bSYour Name 959*5113495bSYour Name Reo_level_mpdu_frame_info: 960*5113495bSYour Name 961*5113495bSYour Name Within Rx_mpdu_desc_info_details: 962*5113495bSYour Name 963*5113495bSYour Name Mpdu_Sequence_number 964*5113495bSYour Name 965*5113495bSYour Name BAR_frame 966*5113495bSYour Name 967*5113495bSYour Name Peer_meta_data 968*5113495bSYour Name 969*5113495bSYour Name All other fields shall be set to 0 970*5113495bSYour Name 971*5113495bSYour Name 972*5113495bSYour Name 973*5113495bSYour Name <legal all> 974*5113495bSYour Name */ 975*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_OFFSET 0x00000014 976*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_LSB 27 977*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_MASK 0x08000000 978*5113495bSYour Name 979*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_RESERVED_5A 980*5113495bSYour Name 981*5113495bSYour Name <legal 0> 982*5113495bSYour Name */ 983*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_OFFSET 0x00000014 984*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_LSB 28 985*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_MASK 0xf0000000 986*5113495bSYour Name 987*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON 988*5113495bSYour Name 989*5113495bSYour Name Indicates why rxdma pushed the frame to this ring 990*5113495bSYour Name 991*5113495bSYour Name 992*5113495bSYour Name 993*5113495bSYour Name This field is ignored by REO. 994*5113495bSYour Name 995*5113495bSYour Name 996*5113495bSYour Name 997*5113495bSYour Name <enum 0 rxdma_error_detected> RXDMA detected an error an 998*5113495bSYour Name pushed this frame to this queue 999*5113495bSYour Name 1000*5113495bSYour Name <enum 1 rxdma_routing_instruction> RXDMA pushed the 1001*5113495bSYour Name frame to this queue per received routing instructions. No 1002*5113495bSYour Name error within RXDMA was detected 1003*5113495bSYour Name 1004*5113495bSYour Name <enum 2 rxdma_rx_flush> RXDMA received an RX_FLUSH. As a 1005*5113495bSYour Name result the MSDU link descriptor might not have the 1006*5113495bSYour Name last_msdu_in_mpdu_flag set, but instead WBM might just see a 1007*5113495bSYour Name NULL pointer in the MSDU link descriptor. This is to be 1008*5113495bSYour Name considered a normal condition for this scenario. 1009*5113495bSYour Name 1010*5113495bSYour Name 1011*5113495bSYour Name 1012*5113495bSYour Name <legal 0 - 2> 1013*5113495bSYour Name */ 1014*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_OFFSET 0x00000018 1015*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_LSB 0 1016*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_MASK 0x00000003 1017*5113495bSYour Name 1018*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE 1019*5113495bSYour Name 1020*5113495bSYour Name Field only valid when 'rxdma_push_reason' set to 1021*5113495bSYour Name 'rxdma_error_detected'. 1022*5113495bSYour Name 1023*5113495bSYour Name 1024*5113495bSYour Name 1025*5113495bSYour Name This field is ignored by REO. 1026*5113495bSYour Name 1027*5113495bSYour Name 1028*5113495bSYour Name 1029*5113495bSYour Name <enum 0 rxdma_overflow_err>MPDU frame is not complete 1030*5113495bSYour Name due to a FIFO overflow error in RXPCU. 1031*5113495bSYour Name 1032*5113495bSYour Name <enum 1 rxdma_mpdu_length_err>MPDU frame is not complete 1033*5113495bSYour Name due to receiving incomplete MPDU from the PHY 1034*5113495bSYour Name 1035*5113495bSYour Name 1036*5113495bSYour Name <enum 3 rxdma_decrypt_err>CRYPTO reported a decryption 1037*5113495bSYour Name error or CRYPTO received an encrypted frame, but did not get 1038*5113495bSYour Name a valid corresponding key id in the peer entry. 1039*5113495bSYour Name 1040*5113495bSYour Name <enum 4 rxdma_tkip_mic_err>CRYPTO reported a TKIP MIC 1041*5113495bSYour Name error 1042*5113495bSYour Name 1043*5113495bSYour Name <enum 5 rxdma_unecrypted_err>CRYPTO reported an 1044*5113495bSYour Name unencrypted frame error when encrypted was expected 1045*5113495bSYour Name 1046*5113495bSYour Name <enum 6 rxdma_msdu_len_err>RX OLE reported an MSDU 1047*5113495bSYour Name length error 1048*5113495bSYour Name 1049*5113495bSYour Name <enum 7 rxdma_msdu_limit_err>RX OLE reported that max 1050*5113495bSYour Name number of MSDUs allowed in an MPDU got exceeded 1051*5113495bSYour Name 1052*5113495bSYour Name <enum 8 rxdma_wifi_parse_err>RX OLE reported a parsing 1053*5113495bSYour Name error 1054*5113495bSYour Name 1055*5113495bSYour Name <enum 9 rxdma_amsdu_parse_err>RX OLE reported an A-MSDU 1056*5113495bSYour Name parsing error 1057*5113495bSYour Name 1058*5113495bSYour Name <enum 10 rxdma_sa_timeout_err>RX OLE reported a timeout 1059*5113495bSYour Name during SA search 1060*5113495bSYour Name 1061*5113495bSYour Name <enum 11 rxdma_da_timeout_err>RX OLE reported a timeout 1062*5113495bSYour Name during DA search 1063*5113495bSYour Name 1064*5113495bSYour Name <enum 12 rxdma_flow_timeout_err>RX OLE reported a 1065*5113495bSYour Name timeout during flow search 1066*5113495bSYour Name 1067*5113495bSYour Name <enum 13 Rxdma_flush_request>RXDMA received a flush 1068*5113495bSYour Name request 1069*5113495bSYour Name */ 1070*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_OFFSET 0x00000018 1071*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_LSB 2 1072*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_MASK 0x0000007c 1073*5113495bSYour Name 1074*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER 1075*5113495bSYour Name 1076*5113495bSYour Name Field only valid when Reo_level_mpdu_frame_info. 1077*5113495bSYour Name 1078*5113495bSYour Name Rx_mpdu_desc_info_details. 1079*5113495bSYour Name 1080*5113495bSYour Name Fragment_flag is set. 1081*5113495bSYour Name 1082*5113495bSYour Name 1083*5113495bSYour Name 1084*5113495bSYour Name The fragment number from the 802.11 header. 1085*5113495bSYour Name 1086*5113495bSYour Name 1087*5113495bSYour Name 1088*5113495bSYour Name Note that the sequence number is embedded in field: 1089*5113495bSYour Name Reo_level_mpdu_frame_info. 1090*5113495bSYour Name 1091*5113495bSYour Name Rx_mpdu_desc_info_details. 1092*5113495bSYour Name 1093*5113495bSYour Name Mpdu_Sequence_number 1094*5113495bSYour Name 1095*5113495bSYour Name 1096*5113495bSYour Name 1097*5113495bSYour Name <legal all> 1098*5113495bSYour Name */ 1099*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_OFFSET 0x00000018 1100*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_LSB 7 1101*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_MASK 0x00000780 1102*5113495bSYour Name 1103*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RESERVED_6A 1104*5113495bSYour Name 1105*5113495bSYour Name <legal 0> 1106*5113495bSYour Name */ 1107*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_OFFSET 0x00000018 1108*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_LSB 11 1109*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_MASK 0xfffff800 1110*5113495bSYour Name 1111*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_RESERVED_7A 1112*5113495bSYour Name 1113*5113495bSYour Name <legal 0> 1114*5113495bSYour Name */ 1115*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_OFFSET 0x0000001c 1116*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_LSB 0 1117*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_MASK 0x000fffff 1118*5113495bSYour Name 1119*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_RING_ID 1120*5113495bSYour Name 1121*5113495bSYour Name Consumer: SW/REO/DEBUG 1122*5113495bSYour Name 1123*5113495bSYour Name Producer: SRNG (of RXDMA) 1124*5113495bSYour Name 1125*5113495bSYour Name 1126*5113495bSYour Name 1127*5113495bSYour Name For debugging. 1128*5113495bSYour Name 1129*5113495bSYour Name This field is filled in by the SRNG module. 1130*5113495bSYour Name 1131*5113495bSYour Name It help to identify the ring that is being looked <legal 1132*5113495bSYour Name all> 1133*5113495bSYour Name */ 1134*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_OFFSET 0x0000001c 1135*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_LSB 20 1136*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_MASK 0x0ff00000 1137*5113495bSYour Name 1138*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_LOOPING_COUNT 1139*5113495bSYour Name 1140*5113495bSYour Name Consumer: SW/REO/DEBUG 1141*5113495bSYour Name 1142*5113495bSYour Name Producer: SRNG (of RXDMA) 1143*5113495bSYour Name 1144*5113495bSYour Name 1145*5113495bSYour Name 1146*5113495bSYour Name For debugging. 1147*5113495bSYour Name 1148*5113495bSYour Name This field is filled in by the SRNG module. 1149*5113495bSYour Name 1150*5113495bSYour Name 1151*5113495bSYour Name 1152*5113495bSYour Name A count value that indicates the number of times the 1153*5113495bSYour Name producer of entries into this Ring has looped around the 1154*5113495bSYour Name ring. 1155*5113495bSYour Name 1156*5113495bSYour Name At initialization time, this value is set to 0. On the 1157*5113495bSYour Name first loop, this value is set to 1. After the max value is 1158*5113495bSYour Name reached allowed by the number of bits for this field, the 1159*5113495bSYour Name count value continues with 0 again. 1160*5113495bSYour Name 1161*5113495bSYour Name 1162*5113495bSYour Name 1163*5113495bSYour Name In case SW is the consumer of the ring entries, it can 1164*5113495bSYour Name use this field to figure out up to where the producer of 1165*5113495bSYour Name entries has created new entries. This eliminates the need to 1166*5113495bSYour Name check where the head pointer' of the ring is located once 1167*5113495bSYour Name the SW starts processing an interrupt indicating that new 1168*5113495bSYour Name entries have been put into this ring... 1169*5113495bSYour Name 1170*5113495bSYour Name 1171*5113495bSYour Name 1172*5113495bSYour Name Also note that SW if it wants only needs to look at the 1173*5113495bSYour Name LSB bit of this count value. 1174*5113495bSYour Name 1175*5113495bSYour Name <legal all> 1176*5113495bSYour Name */ 1177*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_OFFSET 0x0000001c 1178*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_LSB 28 1179*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_MASK 0xf0000000 1180*5113495bSYour Name 1181*5113495bSYour Name 1182*5113495bSYour Name #endif // _REO_ENTRANCE_RING_H_ 1183