1*5113495bSYour Name /* Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. 2*5113495bSYour Name * 3*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for any 4*5113495bSYour Name * purpose with or without fee is hereby granted, provided that the above 5*5113495bSYour Name * copyright notice and this permission notice appear in all copies. 6*5113495bSYour Name * 7*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8*5113495bSYour Name * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9*5113495bSYour Name * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 10*5113495bSYour Name * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11*5113495bSYour Name * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 12*5113495bSYour Name * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 13*5113495bSYour Name * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 14*5113495bSYour Name */ 15*5113495bSYour Name 16*5113495bSYour Name // $ATH_LICENSE_HW_HDR_C$ 17*5113495bSYour Name // 18*5113495bSYour Name // DO NOT EDIT! This file is automatically generated 19*5113495bSYour Name // These definitions are tied to a particular hardware layout 20*5113495bSYour Name 21*5113495bSYour Name 22*5113495bSYour Name #ifndef _REO_ENTRANCE_RING_H_ 23*5113495bSYour Name #define _REO_ENTRANCE_RING_H_ 24*5113495bSYour Name #if !defined(__ASSEMBLER__) 25*5113495bSYour Name #endif 26*5113495bSYour Name 27*5113495bSYour Name #include "rx_mpdu_details.h" 28*5113495bSYour Name 29*5113495bSYour Name // ################ START SUMMARY ################# 30*5113495bSYour Name // 31*5113495bSYour Name // Dword Fields 32*5113495bSYour Name // 0-3 struct rx_mpdu_details reo_level_mpdu_frame_info; 33*5113495bSYour Name // 4 rx_reo_queue_desc_addr_31_0[31:0] 34*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] 35*5113495bSYour Name // 6 rxdma_push_reason[1:0], rxdma_error_code[6:2], mpdu_fragment_number[10:7], reserved_6a[31:11] 36*5113495bSYour Name // 7 reserved_7a[19:0], ring_id[27:20], looping_count[31:28] 37*5113495bSYour Name // 38*5113495bSYour Name // ################ END SUMMARY ################# 39*5113495bSYour Name 40*5113495bSYour Name #define NUM_OF_DWORDS_REO_ENTRANCE_RING 8 41*5113495bSYour Name 42*5113495bSYour Name struct reo_entrance_ring { 43*5113495bSYour Name struct rx_mpdu_details reo_level_mpdu_frame_info; 44*5113495bSYour Name uint32_t rx_reo_queue_desc_addr_31_0 : 32; //[31:0] 45*5113495bSYour Name uint32_t rx_reo_queue_desc_addr_39_32 : 8, //[7:0] 46*5113495bSYour Name rounded_mpdu_byte_count : 14, //[21:8] 47*5113495bSYour Name reo_destination_indication : 5, //[26:22] 48*5113495bSYour Name frameless_bar : 1, //[27] 49*5113495bSYour Name reserved_5a : 4; //[31:28] 50*5113495bSYour Name uint32_t rxdma_push_reason : 2, //[1:0] 51*5113495bSYour Name rxdma_error_code : 5, //[6:2] 52*5113495bSYour Name mpdu_fragment_number : 4, //[10:7] 53*5113495bSYour Name reserved_6a : 21; //[31:11] 54*5113495bSYour Name uint32_t reserved_7a : 20, //[19:0] 55*5113495bSYour Name ring_id : 8, //[27:20] 56*5113495bSYour Name looping_count : 4; //[31:28] 57*5113495bSYour Name }; 58*5113495bSYour Name 59*5113495bSYour Name /* 60*5113495bSYour Name 61*5113495bSYour Name struct rx_mpdu_details reo_level_mpdu_frame_info 62*5113495bSYour Name 63*5113495bSYour Name Consumer: REO 64*5113495bSYour Name 65*5113495bSYour Name Producer: RXDMA 66*5113495bSYour Name 67*5113495bSYour Name 68*5113495bSYour Name 69*5113495bSYour Name Details related to the MPDU being pushed into the REO 70*5113495bSYour Name 71*5113495bSYour Name rx_reo_queue_desc_addr_31_0 72*5113495bSYour Name 73*5113495bSYour Name Consumer: REO 74*5113495bSYour Name 75*5113495bSYour Name Producer: RXDMA 76*5113495bSYour Name 77*5113495bSYour Name 78*5113495bSYour Name 79*5113495bSYour Name Address (lower 32 bits) of the REO queue descriptor. 80*5113495bSYour Name 81*5113495bSYour Name <legal all> 82*5113495bSYour Name 83*5113495bSYour Name rx_reo_queue_desc_addr_39_32 84*5113495bSYour Name 85*5113495bSYour Name Consumer: REO 86*5113495bSYour Name 87*5113495bSYour Name Producer: RXDMA 88*5113495bSYour Name 89*5113495bSYour Name 90*5113495bSYour Name 91*5113495bSYour Name Address (upper 8 bits) of the REO queue descriptor. 92*5113495bSYour Name 93*5113495bSYour Name <legal all> 94*5113495bSYour Name 95*5113495bSYour Name rounded_mpdu_byte_count 96*5113495bSYour Name 97*5113495bSYour Name An approximation of the number of bytes received in this 98*5113495bSYour Name MPDU. 99*5113495bSYour Name 100*5113495bSYour Name Used to keeps stats on the amount of data flowing 101*5113495bSYour Name through a queue. 102*5113495bSYour Name 103*5113495bSYour Name <legal all> 104*5113495bSYour Name 105*5113495bSYour Name reo_destination_indication 106*5113495bSYour Name 107*5113495bSYour Name RXDMA copy the MPDU's first MSDU's destination 108*5113495bSYour Name indication field here. This is used for REO to be able to 109*5113495bSYour Name re-route the packet to a different SW destination ring if 110*5113495bSYour Name the packet is detected as error in REO. 111*5113495bSYour Name 112*5113495bSYour Name 113*5113495bSYour Name 114*5113495bSYour Name The ID of the REO exit ring where the MSDU frame shall 115*5113495bSYour Name push after (MPDU level) reordering has finished. 116*5113495bSYour Name 117*5113495bSYour Name 118*5113495bSYour Name 119*5113495bSYour Name <enum 0 reo_destination_tcl> Reo will push the frame 120*5113495bSYour Name into the REO2TCL ring 121*5113495bSYour Name 122*5113495bSYour Name <enum 1 reo_destination_sw1> Reo will push the frame 123*5113495bSYour Name into the REO2SW1 ring 124*5113495bSYour Name 125*5113495bSYour Name <enum 2 reo_destination_sw2> Reo will push the frame 126*5113495bSYour Name into the REO2SW1 ring 127*5113495bSYour Name 128*5113495bSYour Name <enum 3 reo_destination_sw3> Reo will push the frame 129*5113495bSYour Name into the REO2SW1 ring 130*5113495bSYour Name 131*5113495bSYour Name <enum 4 reo_destination_sw4> Reo will push the frame 132*5113495bSYour Name into the REO2SW1 ring 133*5113495bSYour Name 134*5113495bSYour Name <enum 5 reo_destination_release> Reo will push the frame 135*5113495bSYour Name into the REO_release ring 136*5113495bSYour Name 137*5113495bSYour Name <enum 6 reo_destination_fw> Reo will push the frame into 138*5113495bSYour Name the REO2FW ring 139*5113495bSYour Name 140*5113495bSYour Name <enum 7 reo_destination_7> REO remaps this 141*5113495bSYour Name 142*5113495bSYour Name <enum 8 reo_destination_8> REO remaps this <enum 9 143*5113495bSYour Name reo_destination_9> REO remaps this <enum 10 144*5113495bSYour Name reo_destination_10> REO remaps this 145*5113495bSYour Name 146*5113495bSYour Name <enum 11 reo_destination_11> REO remaps this 147*5113495bSYour Name 148*5113495bSYour Name <enum 12 reo_destination_12> REO remaps this <enum 13 149*5113495bSYour Name reo_destination_13> REO remaps this 150*5113495bSYour Name 151*5113495bSYour Name <enum 14 reo_destination_14> REO remaps this 152*5113495bSYour Name 153*5113495bSYour Name <enum 15 reo_destination_15> REO remaps this 154*5113495bSYour Name 155*5113495bSYour Name <enum 16 reo_destination_16> REO remaps this 156*5113495bSYour Name 157*5113495bSYour Name <enum 17 reo_destination_17> REO remaps this 158*5113495bSYour Name 159*5113495bSYour Name <enum 18 reo_destination_18> REO remaps this 160*5113495bSYour Name 161*5113495bSYour Name <enum 19 reo_destination_19> REO remaps this 162*5113495bSYour Name 163*5113495bSYour Name <enum 20 reo_destination_20> REO remaps this 164*5113495bSYour Name 165*5113495bSYour Name <enum 21 reo_destination_21> REO remaps this 166*5113495bSYour Name 167*5113495bSYour Name <enum 22 reo_destination_22> REO remaps this 168*5113495bSYour Name 169*5113495bSYour Name <enum 23 reo_destination_23> REO remaps this 170*5113495bSYour Name 171*5113495bSYour Name <enum 24 reo_destination_24> REO remaps this 172*5113495bSYour Name 173*5113495bSYour Name <enum 25 reo_destination_25> REO remaps this 174*5113495bSYour Name 175*5113495bSYour Name <enum 26 reo_destination_26> REO remaps this 176*5113495bSYour Name 177*5113495bSYour Name <enum 27 reo_destination_27> REO remaps this 178*5113495bSYour Name 179*5113495bSYour Name <enum 28 reo_destination_28> REO remaps this 180*5113495bSYour Name 181*5113495bSYour Name <enum 29 reo_destination_29> REO remaps this 182*5113495bSYour Name 183*5113495bSYour Name <enum 30 reo_destination_30> REO remaps this 184*5113495bSYour Name 185*5113495bSYour Name <enum 31 reo_destination_31> REO remaps this 186*5113495bSYour Name 187*5113495bSYour Name 188*5113495bSYour Name 189*5113495bSYour Name <legal all> 190*5113495bSYour Name 191*5113495bSYour Name frameless_bar 192*5113495bSYour Name 193*5113495bSYour Name When set, this REO entrance ring struct contains BAR 194*5113495bSYour Name info from a multi TID BAR frame. The original multi TID BAR 195*5113495bSYour Name frame itself contained all the REO info for the first TID, 196*5113495bSYour Name but all the subsequent TID info and their linkage to the REO 197*5113495bSYour Name descriptors is passed down as 'frameless' BAR info. 198*5113495bSYour Name 199*5113495bSYour Name 200*5113495bSYour Name 201*5113495bSYour Name The only fields valid in this descriptor when this bit 202*5113495bSYour Name is set are: 203*5113495bSYour Name 204*5113495bSYour Name Rx_reo_queue_desc_addr_31_0 205*5113495bSYour Name 206*5113495bSYour Name RX_reo_queue_desc_addr_39_32 207*5113495bSYour Name 208*5113495bSYour Name 209*5113495bSYour Name 210*5113495bSYour Name And within the 211*5113495bSYour Name 212*5113495bSYour Name Reo_level_mpdu_frame_info: 213*5113495bSYour Name 214*5113495bSYour Name Within Rx_mpdu_desc_info_details: 215*5113495bSYour Name 216*5113495bSYour Name Mpdu_Sequence_number 217*5113495bSYour Name 218*5113495bSYour Name BAR_frame 219*5113495bSYour Name 220*5113495bSYour Name Peer_meta_data 221*5113495bSYour Name 222*5113495bSYour Name All other fields shall be set to 0 223*5113495bSYour Name 224*5113495bSYour Name 225*5113495bSYour Name 226*5113495bSYour Name <legal all> 227*5113495bSYour Name 228*5113495bSYour Name reserved_5a 229*5113495bSYour Name 230*5113495bSYour Name <legal 0> 231*5113495bSYour Name 232*5113495bSYour Name rxdma_push_reason 233*5113495bSYour Name 234*5113495bSYour Name Indicates why rxdma pushed the frame to this ring 235*5113495bSYour Name 236*5113495bSYour Name 237*5113495bSYour Name 238*5113495bSYour Name This field is ignored by REO. 239*5113495bSYour Name 240*5113495bSYour Name 241*5113495bSYour Name 242*5113495bSYour Name <enum 0 rxdma_error_detected> RXDMA detected an error an 243*5113495bSYour Name pushed this frame to this queue 244*5113495bSYour Name 245*5113495bSYour Name <enum 1 rxdma_routing_instruction> RXDMA pushed the 246*5113495bSYour Name frame to this queue per received routing instructions. No 247*5113495bSYour Name error within RXDMA was detected 248*5113495bSYour Name 249*5113495bSYour Name <enum 2 rxdma_rx_flush> RXDMA received an RX_FLUSH. As a 250*5113495bSYour Name result the MSDU link descriptor might not have the 251*5113495bSYour Name last_msdu_in_mpdu_flag set, but instead WBM might just see a 252*5113495bSYour Name NULL pointer in the MSDU link descriptor. This is to be 253*5113495bSYour Name considered a normal condition for this scenario. 254*5113495bSYour Name 255*5113495bSYour Name 256*5113495bSYour Name 257*5113495bSYour Name <legal 0 - 2> 258*5113495bSYour Name 259*5113495bSYour Name rxdma_error_code 260*5113495bSYour Name 261*5113495bSYour Name Field only valid when 'rxdma_push_reason' set to 262*5113495bSYour Name 'rxdma_error_detected'. 263*5113495bSYour Name 264*5113495bSYour Name 265*5113495bSYour Name 266*5113495bSYour Name This field is ignored by REO. 267*5113495bSYour Name 268*5113495bSYour Name 269*5113495bSYour Name 270*5113495bSYour Name <enum 0 rxdma_overflow_err>MPDU frame is not complete 271*5113495bSYour Name due to a FIFO overflow error in RXPCU. 272*5113495bSYour Name 273*5113495bSYour Name <enum 1 rxdma_mpdu_length_err>MPDU frame is not complete 274*5113495bSYour Name due to receiving incomplete MPDU from the PHY 275*5113495bSYour Name 276*5113495bSYour Name 277*5113495bSYour Name <enum 3 rxdma_decrypt_err>CRYPTO reported a decryption 278*5113495bSYour Name error or CRYPTO received an encrypted frame, but did not get 279*5113495bSYour Name a valid corresponding key id in the peer entry. 280*5113495bSYour Name 281*5113495bSYour Name <enum 4 rxdma_tkip_mic_err>CRYPTO reported a TKIP MIC 282*5113495bSYour Name error 283*5113495bSYour Name 284*5113495bSYour Name <enum 5 rxdma_unecrypted_err>CRYPTO reported an 285*5113495bSYour Name unencrypted frame error when encrypted was expected 286*5113495bSYour Name 287*5113495bSYour Name <enum 6 rxdma_msdu_len_err>RX OLE reported an MSDU 288*5113495bSYour Name length error 289*5113495bSYour Name 290*5113495bSYour Name <enum 7 rxdma_msdu_limit_err>RX OLE reported that max 291*5113495bSYour Name number of MSDUs allowed in an MPDU got exceeded 292*5113495bSYour Name 293*5113495bSYour Name <enum 8 rxdma_wifi_parse_err>RX OLE reported a parsing 294*5113495bSYour Name error 295*5113495bSYour Name 296*5113495bSYour Name <enum 9 rxdma_amsdu_parse_err>RX OLE reported an A-MSDU 297*5113495bSYour Name parsing error 298*5113495bSYour Name 299*5113495bSYour Name <enum 10 rxdma_sa_timeout_err>RX OLE reported a timeout 300*5113495bSYour Name during SA search 301*5113495bSYour Name 302*5113495bSYour Name <enum 11 rxdma_da_timeout_err>RX OLE reported a timeout 303*5113495bSYour Name during DA search 304*5113495bSYour Name 305*5113495bSYour Name <enum 12 rxdma_flow_timeout_err>RX OLE reported a 306*5113495bSYour Name timeout during flow search 307*5113495bSYour Name 308*5113495bSYour Name <enum 13 Rxdma_flush_request>RXDMA received a flush 309*5113495bSYour Name request 310*5113495bSYour Name 311*5113495bSYour Name mpdu_fragment_number 312*5113495bSYour Name 313*5113495bSYour Name Field only valid when Reo_level_mpdu_frame_info. 314*5113495bSYour Name 315*5113495bSYour Name Rx_mpdu_desc_info_details. 316*5113495bSYour Name 317*5113495bSYour Name Fragment_flag is set. 318*5113495bSYour Name 319*5113495bSYour Name 320*5113495bSYour Name 321*5113495bSYour Name The fragment number from the 802.11 header. 322*5113495bSYour Name 323*5113495bSYour Name 324*5113495bSYour Name 325*5113495bSYour Name Note that the sequence number is embedded in field: 326*5113495bSYour Name Reo_level_mpdu_frame_info. 327*5113495bSYour Name 328*5113495bSYour Name Rx_mpdu_desc_info_details. 329*5113495bSYour Name 330*5113495bSYour Name Mpdu_Sequence_number 331*5113495bSYour Name 332*5113495bSYour Name 333*5113495bSYour Name 334*5113495bSYour Name <legal all> 335*5113495bSYour Name 336*5113495bSYour Name reserved_6a 337*5113495bSYour Name 338*5113495bSYour Name <legal 0> 339*5113495bSYour Name 340*5113495bSYour Name reserved_7a 341*5113495bSYour Name 342*5113495bSYour Name <legal 0> 343*5113495bSYour Name 344*5113495bSYour Name ring_id 345*5113495bSYour Name 346*5113495bSYour Name Consumer: SW/REO/DEBUG 347*5113495bSYour Name 348*5113495bSYour Name Producer: SRNG (of RXDMA) 349*5113495bSYour Name 350*5113495bSYour Name 351*5113495bSYour Name 352*5113495bSYour Name For debugging. 353*5113495bSYour Name 354*5113495bSYour Name This field is filled in by the SRNG module. 355*5113495bSYour Name 356*5113495bSYour Name It help to identify the ring that is being looked <legal 357*5113495bSYour Name all> 358*5113495bSYour Name 359*5113495bSYour Name looping_count 360*5113495bSYour Name 361*5113495bSYour Name Consumer: SW/REO/DEBUG 362*5113495bSYour Name 363*5113495bSYour Name Producer: SRNG (of RXDMA) 364*5113495bSYour Name 365*5113495bSYour Name 366*5113495bSYour Name 367*5113495bSYour Name For debugging. 368*5113495bSYour Name 369*5113495bSYour Name This field is filled in by the SRNG module. 370*5113495bSYour Name 371*5113495bSYour Name 372*5113495bSYour Name 373*5113495bSYour Name A count value that indicates the number of times the 374*5113495bSYour Name producer of entries into this Ring has looped around the 375*5113495bSYour Name ring. 376*5113495bSYour Name 377*5113495bSYour Name At initialization time, this value is set to 0. On the 378*5113495bSYour Name first loop, this value is set to 1. After the max value is 379*5113495bSYour Name reached allowed by the number of bits for this field, the 380*5113495bSYour Name count value continues with 0 again. 381*5113495bSYour Name 382*5113495bSYour Name 383*5113495bSYour Name 384*5113495bSYour Name In case SW is the consumer of the ring entries, it can 385*5113495bSYour Name use this field to figure out up to where the producer of 386*5113495bSYour Name entries has created new entries. This eliminates the need to 387*5113495bSYour Name check where the head pointer' of the ring is located once 388*5113495bSYour Name the SW starts processing an interrupt indicating that new 389*5113495bSYour Name entries have been put into this ring... 390*5113495bSYour Name 391*5113495bSYour Name 392*5113495bSYour Name 393*5113495bSYour Name Also note that SW if it wants only needs to look at the 394*5113495bSYour Name LSB bit of this count value. 395*5113495bSYour Name 396*5113495bSYour Name <legal all> 397*5113495bSYour Name */ 398*5113495bSYour Name 399*5113495bSYour Name 400*5113495bSYour Name /* EXTERNAL REFERENCE : struct rx_mpdu_details reo_level_mpdu_frame_info */ 401*5113495bSYour Name 402*5113495bSYour Name 403*5113495bSYour Name /* EXTERNAL REFERENCE : struct buffer_addr_info msdu_link_desc_addr_info */ 404*5113495bSYour Name 405*5113495bSYour Name 406*5113495bSYour Name /* Description REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0 407*5113495bSYour Name 408*5113495bSYour Name Address (lower 32 bits) of the MSDU buffer OR 409*5113495bSYour Name MSDU_EXTENSION descriptor OR Link Descriptor 410*5113495bSYour Name 411*5113495bSYour Name 412*5113495bSYour Name 413*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 414*5113495bSYour Name 415*5113495bSYour Name <legal all> 416*5113495bSYour Name */ 417*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET 0x00000000 418*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_LSB 0 419*5113495bSYour Name #define REO_ENTRANCE_RING_0_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MASK 0xffffffff 420*5113495bSYour Name 421*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32 422*5113495bSYour Name 423*5113495bSYour Name Address (upper 8 bits) of the MSDU buffer OR 424*5113495bSYour Name MSDU_EXTENSION descriptor OR Link Descriptor 425*5113495bSYour Name 426*5113495bSYour Name 427*5113495bSYour Name 428*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 429*5113495bSYour Name 430*5113495bSYour Name <legal all> 431*5113495bSYour Name */ 432*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET 0x00000004 433*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_LSB 0 434*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MASK 0x000000ff 435*5113495bSYour Name 436*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER 437*5113495bSYour Name 438*5113495bSYour Name Consumer: WBM 439*5113495bSYour Name 440*5113495bSYour Name Producer: SW/FW 441*5113495bSYour Name 442*5113495bSYour Name 443*5113495bSYour Name 444*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 445*5113495bSYour Name 446*5113495bSYour Name 447*5113495bSYour Name 448*5113495bSYour Name Indicates to which buffer manager the buffer OR 449*5113495bSYour Name MSDU_EXTENSION descriptor OR link descriptor that is being 450*5113495bSYour Name pointed to shall be returned after the frame has been 451*5113495bSYour Name processed. It is used by WBM for routing purposes. 452*5113495bSYour Name 453*5113495bSYour Name 454*5113495bSYour Name 455*5113495bSYour Name <enum 0 WBM_IDLE_BUF_LIST> This buffer shall be returned 456*5113495bSYour Name to the WMB buffer idle list 457*5113495bSYour Name 458*5113495bSYour Name <enum 1 WBM_IDLE_DESC_LIST> This buffer shall be 459*5113495bSYour Name returned to the WMB idle link descriptor idle list 460*5113495bSYour Name 461*5113495bSYour Name <enum 2 FW_BM> This buffer shall be returned to the FW 462*5113495bSYour Name 463*5113495bSYour Name <enum 3 SW0_BM> This buffer shall be returned to the SW, 464*5113495bSYour Name ring 0 465*5113495bSYour Name 466*5113495bSYour Name <enum 4 SW1_BM> This buffer shall be returned to the SW, 467*5113495bSYour Name ring 1 468*5113495bSYour Name 469*5113495bSYour Name <enum 5 SW2_BM> This buffer shall be returned to the SW, 470*5113495bSYour Name ring 2 471*5113495bSYour Name 472*5113495bSYour Name <enum 6 SW3_BM> This buffer shall be returned to the SW, 473*5113495bSYour Name ring 3 474*5113495bSYour Name 475*5113495bSYour Name <enum 7 SW4_BM> This buffer shall be returned to the SW, 476*5113495bSYour Name ring 3 477*5113495bSYour Name 478*5113495bSYour Name 479*5113495bSYour Name 480*5113495bSYour Name <legal all> 481*5113495bSYour Name */ 482*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET 0x00000004 483*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB 8 484*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK 0x00000700 485*5113495bSYour Name 486*5113495bSYour Name /* Description REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE 487*5113495bSYour Name 488*5113495bSYour Name Cookie field exclusively used by SW. 489*5113495bSYour Name 490*5113495bSYour Name 491*5113495bSYour Name 492*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 493*5113495bSYour Name 494*5113495bSYour Name 495*5113495bSYour Name 496*5113495bSYour Name HW ignores the contents, accept that it passes the 497*5113495bSYour Name programmed value on to other descriptors together with the 498*5113495bSYour Name physical address 499*5113495bSYour Name 500*5113495bSYour Name 501*5113495bSYour Name 502*5113495bSYour Name Field can be used by SW to for example associate the 503*5113495bSYour Name buffers physical address with the virtual address 504*5113495bSYour Name 505*5113495bSYour Name The bit definitions as used by SW are within SW HLD 506*5113495bSYour Name specification 507*5113495bSYour Name 508*5113495bSYour Name 509*5113495bSYour Name 510*5113495bSYour Name NOTE: 511*5113495bSYour Name 512*5113495bSYour Name The three most significant bits can have a special 513*5113495bSYour Name meaning in case this struct is embedded in a TX_MPDU_DETAILS 514*5113495bSYour Name STRUCT, and field transmit_bw_restriction is set 515*5113495bSYour Name 516*5113495bSYour Name 517*5113495bSYour Name 518*5113495bSYour Name In case of NON punctured transmission: 519*5113495bSYour Name 520*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b00: 20 MHz TX only 521*5113495bSYour Name 522*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b01: 40 MHz TX only 523*5113495bSYour Name 524*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b10: 80 MHz TX only 525*5113495bSYour Name 526*5113495bSYour Name Sw_buffer_cookie[20:19] = 2'b11: 160 MHz TX only 527*5113495bSYour Name 528*5113495bSYour Name 529*5113495bSYour Name 530*5113495bSYour Name In case of punctured transmission: 531*5113495bSYour Name 532*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b000: pattern 0 only 533*5113495bSYour Name 534*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b001: pattern 1 only 535*5113495bSYour Name 536*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b010: pattern 2 only 537*5113495bSYour Name 538*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b011: pattern 3 only 539*5113495bSYour Name 540*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b100: pattern 4 only 541*5113495bSYour Name 542*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b101: pattern 5 only 543*5113495bSYour Name 544*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b110: pattern 6 only 545*5113495bSYour Name 546*5113495bSYour Name Sw_buffer_cookie[20:18] = 3'b111: pattern 7 only 547*5113495bSYour Name 548*5113495bSYour Name 549*5113495bSYour Name 550*5113495bSYour Name Note: a punctured transmission is indicated by the 551*5113495bSYour Name presence of TLV TX_PUNCTURE_SETUP embedded in the scheduler 552*5113495bSYour Name TLV 553*5113495bSYour Name 554*5113495bSYour Name 555*5113495bSYour Name 556*5113495bSYour Name <legal all> 557*5113495bSYour Name */ 558*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET 0x00000004 559*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_LSB 11 560*5113495bSYour Name #define REO_ENTRANCE_RING_1_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MASK 0xfffff800 561*5113495bSYour Name 562*5113495bSYour Name /* EXTERNAL REFERENCE : struct rx_mpdu_desc_info rx_mpdu_desc_info_details */ 563*5113495bSYour Name 564*5113495bSYour Name 565*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT 566*5113495bSYour Name 567*5113495bSYour Name Consumer: REO/SW/FW 568*5113495bSYour Name 569*5113495bSYour Name Producer: RXDMA 570*5113495bSYour Name 571*5113495bSYour Name 572*5113495bSYour Name 573*5113495bSYour Name The number of MSDUs within the MPDU 574*5113495bSYour Name 575*5113495bSYour Name <legal all> 576*5113495bSYour Name */ 577*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_OFFSET 0x00000008 578*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_LSB 0 579*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_MASK 0x000000ff 580*5113495bSYour Name 581*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER 582*5113495bSYour Name 583*5113495bSYour Name Consumer: REO/SW/FW 584*5113495bSYour Name 585*5113495bSYour Name Producer: RXDMA 586*5113495bSYour Name 587*5113495bSYour Name 588*5113495bSYour Name 589*5113495bSYour Name The field can have two different meanings based on the 590*5113495bSYour Name setting of field 'BAR_frame': 591*5113495bSYour Name 592*5113495bSYour Name 593*5113495bSYour Name 594*5113495bSYour Name 'BAR_frame' is NOT set: 595*5113495bSYour Name 596*5113495bSYour Name The MPDU sequence number of the received frame. 597*5113495bSYour Name 598*5113495bSYour Name 599*5113495bSYour Name 600*5113495bSYour Name 'BAR_frame' is set. 601*5113495bSYour Name 602*5113495bSYour Name The MPDU Start sequence number from the BAR frame 603*5113495bSYour Name 604*5113495bSYour Name <legal all> 605*5113495bSYour Name */ 606*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_OFFSET 0x00000008 607*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_LSB 8 608*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_SEQUENCE_NUMBER_MASK 0x000fff00 609*5113495bSYour Name 610*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG 611*5113495bSYour Name 612*5113495bSYour Name Consumer: REO/SW/FW 613*5113495bSYour Name 614*5113495bSYour Name Producer: RXDMA 615*5113495bSYour Name 616*5113495bSYour Name 617*5113495bSYour Name 618*5113495bSYour Name When set, this MPDU is a fragment and REO should forward 619*5113495bSYour Name this fragment MPDU to the REO destination ring without any 620*5113495bSYour Name reorder checks, pn checks or bitmap update. This implies 621*5113495bSYour Name that REO is forwarding the pointer to the MSDU link 622*5113495bSYour Name descriptor. The destination ring is coming from a 623*5113495bSYour Name programmable register setting in REO 624*5113495bSYour Name 625*5113495bSYour Name 626*5113495bSYour Name 627*5113495bSYour Name <legal all> 628*5113495bSYour Name */ 629*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_OFFSET 0x00000008 630*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_LSB 20 631*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_MASK 0x00100000 632*5113495bSYour Name 633*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT 634*5113495bSYour Name 635*5113495bSYour Name Consumer: REO/SW/FW 636*5113495bSYour Name 637*5113495bSYour Name Producer: RXDMA 638*5113495bSYour Name 639*5113495bSYour Name 640*5113495bSYour Name 641*5113495bSYour Name The retry bit setting from the MPDU header of the 642*5113495bSYour Name received frame 643*5113495bSYour Name 644*5113495bSYour Name <legal all> 645*5113495bSYour Name */ 646*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_OFFSET 0x00000008 647*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_LSB 21 648*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_MASK 0x00200000 649*5113495bSYour Name 650*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG 651*5113495bSYour Name 652*5113495bSYour Name Consumer: REO/SW/FW 653*5113495bSYour Name 654*5113495bSYour Name Producer: RXDMA 655*5113495bSYour Name 656*5113495bSYour Name 657*5113495bSYour Name 658*5113495bSYour Name When set, the MPDU was received as part of an A-MPDU. 659*5113495bSYour Name 660*5113495bSYour Name <legal all> 661*5113495bSYour Name */ 662*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_OFFSET 0x00000008 663*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_LSB 22 664*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_MASK 0x00400000 665*5113495bSYour Name 666*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME 667*5113495bSYour Name 668*5113495bSYour Name Consumer: REO/SW/FW 669*5113495bSYour Name 670*5113495bSYour Name Producer: RXDMA 671*5113495bSYour Name 672*5113495bSYour Name 673*5113495bSYour Name 674*5113495bSYour Name When set, the received frame is a BAR frame. After 675*5113495bSYour Name processing, this frame shall be pushed to SW or deleted. 676*5113495bSYour Name 677*5113495bSYour Name <legal all> 678*5113495bSYour Name */ 679*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_OFFSET 0x00000008 680*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_LSB 23 681*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_MASK 0x00800000 682*5113495bSYour Name 683*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO 684*5113495bSYour Name 685*5113495bSYour Name Consumer: REO/SW/FW 686*5113495bSYour Name 687*5113495bSYour Name Producer: RXDMA 688*5113495bSYour Name 689*5113495bSYour Name 690*5113495bSYour Name 691*5113495bSYour Name Copied here by RXDMA from RX_MPDU_END 692*5113495bSYour Name 693*5113495bSYour Name When not set, REO will Not perform a PN sequence number 694*5113495bSYour Name check 695*5113495bSYour Name */ 696*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_OFFSET 0x00000008 697*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_LSB 24 698*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_MASK 0x01000000 699*5113495bSYour Name 700*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID 701*5113495bSYour Name 702*5113495bSYour Name When set, OLE found a valid SA entry for all MSDUs in 703*5113495bSYour Name this MPDU 704*5113495bSYour Name 705*5113495bSYour Name <legal all> 706*5113495bSYour Name */ 707*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_OFFSET 0x00000008 708*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_LSB 25 709*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IS_VALID_MASK 0x02000000 710*5113495bSYour Name 711*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT 712*5113495bSYour Name 713*5113495bSYour Name When set, at least 1 MSDU within the MPDU has an 714*5113495bSYour Name unsuccessful MAC source address search due to the expiration 715*5113495bSYour Name of the search timer. 716*5113495bSYour Name 717*5113495bSYour Name <legal all> 718*5113495bSYour Name */ 719*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_OFFSET 0x00000008 720*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_LSB 26 721*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SA_IDX_TIMEOUT_MASK 0x04000000 722*5113495bSYour Name 723*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID 724*5113495bSYour Name 725*5113495bSYour Name When set, OLE found a valid DA entry for all MSDUs in 726*5113495bSYour Name this MPDU 727*5113495bSYour Name 728*5113495bSYour Name <legal all> 729*5113495bSYour Name */ 730*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_OFFSET 0x00000008 731*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_LSB 27 732*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_VALID_MASK 0x08000000 733*5113495bSYour Name 734*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC 735*5113495bSYour Name 736*5113495bSYour Name Field Only valid if da_is_valid is set 737*5113495bSYour Name 738*5113495bSYour Name 739*5113495bSYour Name 740*5113495bSYour Name When set, at least one of the DA addresses is a 741*5113495bSYour Name Multicast or Broadcast address. 742*5113495bSYour Name 743*5113495bSYour Name <legal all> 744*5113495bSYour Name */ 745*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_OFFSET 0x00000008 746*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_LSB 28 747*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IS_MCBC_MASK 0x10000000 748*5113495bSYour Name 749*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT 750*5113495bSYour Name 751*5113495bSYour Name When set, at least 1 MSDU within the MPDU has an 752*5113495bSYour Name unsuccessful MAC destination address search due to the 753*5113495bSYour Name expiration of the search timer. 754*5113495bSYour Name 755*5113495bSYour Name <legal all> 756*5113495bSYour Name */ 757*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_OFFSET 0x00000008 758*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_LSB 29 759*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_DA_IDX_TIMEOUT_MASK 0x20000000 760*5113495bSYour Name 761*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU 762*5113495bSYour Name 763*5113495bSYour Name Field only valid when first_msdu_in_mpdu_flag is set. 764*5113495bSYour Name 765*5113495bSYour Name 766*5113495bSYour Name 767*5113495bSYour Name When set, the contents in the MSDU buffer contains a 768*5113495bSYour Name 'RAW' MPDU. This 'RAW' MPDU might be spread out over 769*5113495bSYour Name multiple MSDU buffers. 770*5113495bSYour Name 771*5113495bSYour Name <legal all> 772*5113495bSYour Name */ 773*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_OFFSET 0x00000008 774*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_LSB 30 775*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_MASK 0x40000000 776*5113495bSYour Name 777*5113495bSYour Name /* Description REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG 778*5113495bSYour Name 779*5113495bSYour Name The More Fragment bit setting from the MPDU header of 780*5113495bSYour Name the received frame 781*5113495bSYour Name 782*5113495bSYour Name 783*5113495bSYour Name 784*5113495bSYour Name <legal all> 785*5113495bSYour Name */ 786*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_OFFSET 0x00000008 787*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_LSB 31 788*5113495bSYour Name #define REO_ENTRANCE_RING_2_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_MASK 0x80000000 789*5113495bSYour Name 790*5113495bSYour Name /* Description REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA 791*5113495bSYour Name 792*5113495bSYour Name Meta data that SW has programmed in the Peer table entry 793*5113495bSYour Name of the transmitting STA. 794*5113495bSYour Name 795*5113495bSYour Name <legal all> 796*5113495bSYour Name */ 797*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_OFFSET 0x0000000c 798*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_LSB 0 799*5113495bSYour Name #define REO_ENTRANCE_RING_3_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_MASK 0xffffffff 800*5113495bSYour Name 801*5113495bSYour Name /* Description REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0 802*5113495bSYour Name 803*5113495bSYour Name Consumer: REO 804*5113495bSYour Name 805*5113495bSYour Name Producer: RXDMA 806*5113495bSYour Name 807*5113495bSYour Name 808*5113495bSYour Name 809*5113495bSYour Name Address (lower 32 bits) of the REO queue descriptor. 810*5113495bSYour Name 811*5113495bSYour Name <legal all> 812*5113495bSYour Name */ 813*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_OFFSET 0x00000010 814*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_LSB 0 815*5113495bSYour Name #define REO_ENTRANCE_RING_4_RX_REO_QUEUE_DESC_ADDR_31_0_MASK 0xffffffff 816*5113495bSYour Name 817*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32 818*5113495bSYour Name 819*5113495bSYour Name Consumer: REO 820*5113495bSYour Name 821*5113495bSYour Name Producer: RXDMA 822*5113495bSYour Name 823*5113495bSYour Name 824*5113495bSYour Name 825*5113495bSYour Name Address (upper 8 bits) of the REO queue descriptor. 826*5113495bSYour Name 827*5113495bSYour Name <legal all> 828*5113495bSYour Name */ 829*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_OFFSET 0x00000014 830*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_LSB 0 831*5113495bSYour Name #define REO_ENTRANCE_RING_5_RX_REO_QUEUE_DESC_ADDR_39_32_MASK 0x000000ff 832*5113495bSYour Name 833*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT 834*5113495bSYour Name 835*5113495bSYour Name An approximation of the number of bytes received in this 836*5113495bSYour Name MPDU. 837*5113495bSYour Name 838*5113495bSYour Name Used to keeps stats on the amount of data flowing 839*5113495bSYour Name through a queue. 840*5113495bSYour Name 841*5113495bSYour Name <legal all> 842*5113495bSYour Name */ 843*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_OFFSET 0x00000014 844*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_LSB 8 845*5113495bSYour Name #define REO_ENTRANCE_RING_5_ROUNDED_MPDU_BYTE_COUNT_MASK 0x003fff00 846*5113495bSYour Name 847*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION 848*5113495bSYour Name 849*5113495bSYour Name RXDMA copy the MPDU's first MSDU's destination 850*5113495bSYour Name indication field here. This is used for REO to be able to 851*5113495bSYour Name re-route the packet to a different SW destination ring if 852*5113495bSYour Name the packet is detected as error in REO. 853*5113495bSYour Name 854*5113495bSYour Name 855*5113495bSYour Name 856*5113495bSYour Name The ID of the REO exit ring where the MSDU frame shall 857*5113495bSYour Name push after (MPDU level) reordering has finished. 858*5113495bSYour Name 859*5113495bSYour Name 860*5113495bSYour Name 861*5113495bSYour Name <enum 0 reo_destination_tcl> Reo will push the frame 862*5113495bSYour Name into the REO2TCL ring 863*5113495bSYour Name 864*5113495bSYour Name <enum 1 reo_destination_sw1> Reo will push the frame 865*5113495bSYour Name into the REO2SW1 ring 866*5113495bSYour Name 867*5113495bSYour Name <enum 2 reo_destination_sw2> Reo will push the frame 868*5113495bSYour Name into the REO2SW1 ring 869*5113495bSYour Name 870*5113495bSYour Name <enum 3 reo_destination_sw3> Reo will push the frame 871*5113495bSYour Name into the REO2SW1 ring 872*5113495bSYour Name 873*5113495bSYour Name <enum 4 reo_destination_sw4> Reo will push the frame 874*5113495bSYour Name into the REO2SW1 ring 875*5113495bSYour Name 876*5113495bSYour Name <enum 5 reo_destination_release> Reo will push the frame 877*5113495bSYour Name into the REO_release ring 878*5113495bSYour Name 879*5113495bSYour Name <enum 6 reo_destination_fw> Reo will push the frame into 880*5113495bSYour Name the REO2FW ring 881*5113495bSYour Name 882*5113495bSYour Name <enum 7 reo_destination_7> REO remaps this 883*5113495bSYour Name 884*5113495bSYour Name <enum 8 reo_destination_8> REO remaps this <enum 9 885*5113495bSYour Name reo_destination_9> REO remaps this <enum 10 886*5113495bSYour Name reo_destination_10> REO remaps this 887*5113495bSYour Name 888*5113495bSYour Name <enum 11 reo_destination_11> REO remaps this 889*5113495bSYour Name 890*5113495bSYour Name <enum 12 reo_destination_12> REO remaps this <enum 13 891*5113495bSYour Name reo_destination_13> REO remaps this 892*5113495bSYour Name 893*5113495bSYour Name <enum 14 reo_destination_14> REO remaps this 894*5113495bSYour Name 895*5113495bSYour Name <enum 15 reo_destination_15> REO remaps this 896*5113495bSYour Name 897*5113495bSYour Name <enum 16 reo_destination_16> REO remaps this 898*5113495bSYour Name 899*5113495bSYour Name <enum 17 reo_destination_17> REO remaps this 900*5113495bSYour Name 901*5113495bSYour Name <enum 18 reo_destination_18> REO remaps this 902*5113495bSYour Name 903*5113495bSYour Name <enum 19 reo_destination_19> REO remaps this 904*5113495bSYour Name 905*5113495bSYour Name <enum 20 reo_destination_20> REO remaps this 906*5113495bSYour Name 907*5113495bSYour Name <enum 21 reo_destination_21> REO remaps this 908*5113495bSYour Name 909*5113495bSYour Name <enum 22 reo_destination_22> REO remaps this 910*5113495bSYour Name 911*5113495bSYour Name <enum 23 reo_destination_23> REO remaps this 912*5113495bSYour Name 913*5113495bSYour Name <enum 24 reo_destination_24> REO remaps this 914*5113495bSYour Name 915*5113495bSYour Name <enum 25 reo_destination_25> REO remaps this 916*5113495bSYour Name 917*5113495bSYour Name <enum 26 reo_destination_26> REO remaps this 918*5113495bSYour Name 919*5113495bSYour Name <enum 27 reo_destination_27> REO remaps this 920*5113495bSYour Name 921*5113495bSYour Name <enum 28 reo_destination_28> REO remaps this 922*5113495bSYour Name 923*5113495bSYour Name <enum 29 reo_destination_29> REO remaps this 924*5113495bSYour Name 925*5113495bSYour Name <enum 30 reo_destination_30> REO remaps this 926*5113495bSYour Name 927*5113495bSYour Name <enum 31 reo_destination_31> REO remaps this 928*5113495bSYour Name 929*5113495bSYour Name 930*5113495bSYour Name 931*5113495bSYour Name <legal all> 932*5113495bSYour Name */ 933*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_OFFSET 0x00000014 934*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_LSB 22 935*5113495bSYour Name #define REO_ENTRANCE_RING_5_REO_DESTINATION_INDICATION_MASK 0x07c00000 936*5113495bSYour Name 937*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_FRAMELESS_BAR 938*5113495bSYour Name 939*5113495bSYour Name When set, this REO entrance ring struct contains BAR 940*5113495bSYour Name info from a multi TID BAR frame. The original multi TID BAR 941*5113495bSYour Name frame itself contained all the REO info for the first TID, 942*5113495bSYour Name but all the subsequent TID info and their linkage to the REO 943*5113495bSYour Name descriptors is passed down as 'frameless' BAR info. 944*5113495bSYour Name 945*5113495bSYour Name 946*5113495bSYour Name 947*5113495bSYour Name The only fields valid in this descriptor when this bit 948*5113495bSYour Name is set are: 949*5113495bSYour Name 950*5113495bSYour Name Rx_reo_queue_desc_addr_31_0 951*5113495bSYour Name 952*5113495bSYour Name RX_reo_queue_desc_addr_39_32 953*5113495bSYour Name 954*5113495bSYour Name 955*5113495bSYour Name 956*5113495bSYour Name And within the 957*5113495bSYour Name 958*5113495bSYour Name Reo_level_mpdu_frame_info: 959*5113495bSYour Name 960*5113495bSYour Name Within Rx_mpdu_desc_info_details: 961*5113495bSYour Name 962*5113495bSYour Name Mpdu_Sequence_number 963*5113495bSYour Name 964*5113495bSYour Name BAR_frame 965*5113495bSYour Name 966*5113495bSYour Name Peer_meta_data 967*5113495bSYour Name 968*5113495bSYour Name All other fields shall be set to 0 969*5113495bSYour Name 970*5113495bSYour Name 971*5113495bSYour Name 972*5113495bSYour Name <legal all> 973*5113495bSYour Name */ 974*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_OFFSET 0x00000014 975*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_LSB 27 976*5113495bSYour Name #define REO_ENTRANCE_RING_5_FRAMELESS_BAR_MASK 0x08000000 977*5113495bSYour Name 978*5113495bSYour Name /* Description REO_ENTRANCE_RING_5_RESERVED_5A 979*5113495bSYour Name 980*5113495bSYour Name <legal 0> 981*5113495bSYour Name */ 982*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_OFFSET 0x00000014 983*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_LSB 28 984*5113495bSYour Name #define REO_ENTRANCE_RING_5_RESERVED_5A_MASK 0xf0000000 985*5113495bSYour Name 986*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON 987*5113495bSYour Name 988*5113495bSYour Name Indicates why rxdma pushed the frame to this ring 989*5113495bSYour Name 990*5113495bSYour Name 991*5113495bSYour Name 992*5113495bSYour Name This field is ignored by REO. 993*5113495bSYour Name 994*5113495bSYour Name 995*5113495bSYour Name 996*5113495bSYour Name <enum 0 rxdma_error_detected> RXDMA detected an error an 997*5113495bSYour Name pushed this frame to this queue 998*5113495bSYour Name 999*5113495bSYour Name <enum 1 rxdma_routing_instruction> RXDMA pushed the 1000*5113495bSYour Name frame to this queue per received routing instructions. No 1001*5113495bSYour Name error within RXDMA was detected 1002*5113495bSYour Name 1003*5113495bSYour Name <enum 2 rxdma_rx_flush> RXDMA received an RX_FLUSH. As a 1004*5113495bSYour Name result the MSDU link descriptor might not have the 1005*5113495bSYour Name last_msdu_in_mpdu_flag set, but instead WBM might just see a 1006*5113495bSYour Name NULL pointer in the MSDU link descriptor. This is to be 1007*5113495bSYour Name considered a normal condition for this scenario. 1008*5113495bSYour Name 1009*5113495bSYour Name 1010*5113495bSYour Name 1011*5113495bSYour Name <legal 0 - 2> 1012*5113495bSYour Name */ 1013*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_OFFSET 0x00000018 1014*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_LSB 0 1015*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_PUSH_REASON_MASK 0x00000003 1016*5113495bSYour Name 1017*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE 1018*5113495bSYour Name 1019*5113495bSYour Name Field only valid when 'rxdma_push_reason' set to 1020*5113495bSYour Name 'rxdma_error_detected'. 1021*5113495bSYour Name 1022*5113495bSYour Name 1023*5113495bSYour Name 1024*5113495bSYour Name This field is ignored by REO. 1025*5113495bSYour Name 1026*5113495bSYour Name 1027*5113495bSYour Name 1028*5113495bSYour Name <enum 0 rxdma_overflow_err>MPDU frame is not complete 1029*5113495bSYour Name due to a FIFO overflow error in RXPCU. 1030*5113495bSYour Name 1031*5113495bSYour Name <enum 1 rxdma_mpdu_length_err>MPDU frame is not complete 1032*5113495bSYour Name due to receiving incomplete MPDU from the PHY 1033*5113495bSYour Name 1034*5113495bSYour Name 1035*5113495bSYour Name <enum 3 rxdma_decrypt_err>CRYPTO reported a decryption 1036*5113495bSYour Name error or CRYPTO received an encrypted frame, but did not get 1037*5113495bSYour Name a valid corresponding key id in the peer entry. 1038*5113495bSYour Name 1039*5113495bSYour Name <enum 4 rxdma_tkip_mic_err>CRYPTO reported a TKIP MIC 1040*5113495bSYour Name error 1041*5113495bSYour Name 1042*5113495bSYour Name <enum 5 rxdma_unecrypted_err>CRYPTO reported an 1043*5113495bSYour Name unencrypted frame error when encrypted was expected 1044*5113495bSYour Name 1045*5113495bSYour Name <enum 6 rxdma_msdu_len_err>RX OLE reported an MSDU 1046*5113495bSYour Name length error 1047*5113495bSYour Name 1048*5113495bSYour Name <enum 7 rxdma_msdu_limit_err>RX OLE reported that max 1049*5113495bSYour Name number of MSDUs allowed in an MPDU got exceeded 1050*5113495bSYour Name 1051*5113495bSYour Name <enum 8 rxdma_wifi_parse_err>RX OLE reported a parsing 1052*5113495bSYour Name error 1053*5113495bSYour Name 1054*5113495bSYour Name <enum 9 rxdma_amsdu_parse_err>RX OLE reported an A-MSDU 1055*5113495bSYour Name parsing error 1056*5113495bSYour Name 1057*5113495bSYour Name <enum 10 rxdma_sa_timeout_err>RX OLE reported a timeout 1058*5113495bSYour Name during SA search 1059*5113495bSYour Name 1060*5113495bSYour Name <enum 11 rxdma_da_timeout_err>RX OLE reported a timeout 1061*5113495bSYour Name during DA search 1062*5113495bSYour Name 1063*5113495bSYour Name <enum 12 rxdma_flow_timeout_err>RX OLE reported a 1064*5113495bSYour Name timeout during flow search 1065*5113495bSYour Name 1066*5113495bSYour Name <enum 13 Rxdma_flush_request>RXDMA received a flush 1067*5113495bSYour Name request 1068*5113495bSYour Name */ 1069*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_OFFSET 0x00000018 1070*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_LSB 2 1071*5113495bSYour Name #define REO_ENTRANCE_RING_6_RXDMA_ERROR_CODE_MASK 0x0000007c 1072*5113495bSYour Name 1073*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER 1074*5113495bSYour Name 1075*5113495bSYour Name Field only valid when Reo_level_mpdu_frame_info. 1076*5113495bSYour Name 1077*5113495bSYour Name Rx_mpdu_desc_info_details. 1078*5113495bSYour Name 1079*5113495bSYour Name Fragment_flag is set. 1080*5113495bSYour Name 1081*5113495bSYour Name 1082*5113495bSYour Name 1083*5113495bSYour Name The fragment number from the 802.11 header. 1084*5113495bSYour Name 1085*5113495bSYour Name 1086*5113495bSYour Name 1087*5113495bSYour Name Note that the sequence number is embedded in field: 1088*5113495bSYour Name Reo_level_mpdu_frame_info. 1089*5113495bSYour Name 1090*5113495bSYour Name Rx_mpdu_desc_info_details. 1091*5113495bSYour Name 1092*5113495bSYour Name Mpdu_Sequence_number 1093*5113495bSYour Name 1094*5113495bSYour Name 1095*5113495bSYour Name 1096*5113495bSYour Name <legal all> 1097*5113495bSYour Name */ 1098*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_OFFSET 0x00000018 1099*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_LSB 7 1100*5113495bSYour Name #define REO_ENTRANCE_RING_6_MPDU_FRAGMENT_NUMBER_MASK 0x00000780 1101*5113495bSYour Name 1102*5113495bSYour Name /* Description REO_ENTRANCE_RING_6_RESERVED_6A 1103*5113495bSYour Name 1104*5113495bSYour Name <legal 0> 1105*5113495bSYour Name */ 1106*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_OFFSET 0x00000018 1107*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_LSB 11 1108*5113495bSYour Name #define REO_ENTRANCE_RING_6_RESERVED_6A_MASK 0xfffff800 1109*5113495bSYour Name 1110*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_RESERVED_7A 1111*5113495bSYour Name 1112*5113495bSYour Name <legal 0> 1113*5113495bSYour Name */ 1114*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_OFFSET 0x0000001c 1115*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_LSB 0 1116*5113495bSYour Name #define REO_ENTRANCE_RING_7_RESERVED_7A_MASK 0x000fffff 1117*5113495bSYour Name 1118*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_RING_ID 1119*5113495bSYour Name 1120*5113495bSYour Name Consumer: SW/REO/DEBUG 1121*5113495bSYour Name 1122*5113495bSYour Name Producer: SRNG (of RXDMA) 1123*5113495bSYour Name 1124*5113495bSYour Name 1125*5113495bSYour Name 1126*5113495bSYour Name For debugging. 1127*5113495bSYour Name 1128*5113495bSYour Name This field is filled in by the SRNG module. 1129*5113495bSYour Name 1130*5113495bSYour Name It help to identify the ring that is being looked <legal 1131*5113495bSYour Name all> 1132*5113495bSYour Name */ 1133*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_OFFSET 0x0000001c 1134*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_LSB 20 1135*5113495bSYour Name #define REO_ENTRANCE_RING_7_RING_ID_MASK 0x0ff00000 1136*5113495bSYour Name 1137*5113495bSYour Name /* Description REO_ENTRANCE_RING_7_LOOPING_COUNT 1138*5113495bSYour Name 1139*5113495bSYour Name Consumer: SW/REO/DEBUG 1140*5113495bSYour Name 1141*5113495bSYour Name Producer: SRNG (of RXDMA) 1142*5113495bSYour Name 1143*5113495bSYour Name 1144*5113495bSYour Name 1145*5113495bSYour Name For debugging. 1146*5113495bSYour Name 1147*5113495bSYour Name This field is filled in by the SRNG module. 1148*5113495bSYour Name 1149*5113495bSYour Name 1150*5113495bSYour Name 1151*5113495bSYour Name A count value that indicates the number of times the 1152*5113495bSYour Name producer of entries into this Ring has looped around the 1153*5113495bSYour Name ring. 1154*5113495bSYour Name 1155*5113495bSYour Name At initialization time, this value is set to 0. On the 1156*5113495bSYour Name first loop, this value is set to 1. After the max value is 1157*5113495bSYour Name reached allowed by the number of bits for this field, the 1158*5113495bSYour Name count value continues with 0 again. 1159*5113495bSYour Name 1160*5113495bSYour Name 1161*5113495bSYour Name 1162*5113495bSYour Name In case SW is the consumer of the ring entries, it can 1163*5113495bSYour Name use this field to figure out up to where the producer of 1164*5113495bSYour Name entries has created new entries. This eliminates the need to 1165*5113495bSYour Name check where the head pointer' of the ring is located once 1166*5113495bSYour Name the SW starts processing an interrupt indicating that new 1167*5113495bSYour Name entries have been put into this ring... 1168*5113495bSYour Name 1169*5113495bSYour Name 1170*5113495bSYour Name 1171*5113495bSYour Name Also note that SW if it wants only needs to look at the 1172*5113495bSYour Name LSB bit of this count value. 1173*5113495bSYour Name 1174*5113495bSYour Name <legal all> 1175*5113495bSYour Name */ 1176*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_OFFSET 0x0000001c 1177*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_LSB 28 1178*5113495bSYour Name #define REO_ENTRANCE_RING_7_LOOPING_COUNT_MASK 0xf0000000 1179*5113495bSYour Name 1180*5113495bSYour Name 1181*5113495bSYour Name #endif // _REO_ENTRANCE_RING_H_ 1182