1*5113495bSYour Name /* 2*5113495bSYour Name * Copyright (c) 2020 The Linux Foundation. All rights reserved. 3*5113495bSYour Name * 4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for 5*5113495bSYour Name * any purpose with or without fee is hereby granted, provided that the 6*5113495bSYour Name * above copyright notice and this permission notice appear in all 7*5113495bSYour Name * copies. 8*5113495bSYour Name * 9*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10*5113495bSYour Name * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11*5113495bSYour Name * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12*5113495bSYour Name * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13*5113495bSYour Name * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14*5113495bSYour Name * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15*5113495bSYour Name * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16*5113495bSYour Name * PERFORMANCE OF THIS SOFTWARE. 17*5113495bSYour Name */ 18*5113495bSYour Name 19*5113495bSYour Name // 20*5113495bSYour Name // DO NOT EDIT! This file is automatically generated 21*5113495bSYour Name // These definitions are tied to a particular hardware layout 22*5113495bSYour Name 23*5113495bSYour Name 24*5113495bSYour Name #ifndef _L_SIG_A_INFO_H_ 25*5113495bSYour Name #define _L_SIG_A_INFO_H_ 26*5113495bSYour Name #if !defined(__ASSEMBLER__) 27*5113495bSYour Name #endif 28*5113495bSYour Name 29*5113495bSYour Name 30*5113495bSYour Name // ################ START SUMMARY ################# 31*5113495bSYour Name // 32*5113495bSYour Name // Dword Fields 33*5113495bSYour Name // 0 rate[3:0], lsig_reserved[4], length[16:5], parity[17], tail[23:18], pkt_type[27:24], captured_implicit_sounding[28], reserved[31:29] 34*5113495bSYour Name // 35*5113495bSYour Name // ################ END SUMMARY ################# 36*5113495bSYour Name 37*5113495bSYour Name #define NUM_OF_DWORDS_L_SIG_A_INFO 1 38*5113495bSYour Name 39*5113495bSYour Name struct l_sig_a_info { 40*5113495bSYour Name uint32_t rate : 4, //[3:0] 41*5113495bSYour Name lsig_reserved : 1, //[4] 42*5113495bSYour Name length : 12, //[16:5] 43*5113495bSYour Name parity : 1, //[17] 44*5113495bSYour Name tail : 6, //[23:18] 45*5113495bSYour Name pkt_type : 4, //[27:24] 46*5113495bSYour Name captured_implicit_sounding : 1, //[28] 47*5113495bSYour Name reserved : 3; //[31:29] 48*5113495bSYour Name }; 49*5113495bSYour Name 50*5113495bSYour Name /* 51*5113495bSYour Name 52*5113495bSYour Name rate 53*5113495bSYour Name 54*5113495bSYour Name This format is originally defined for OFDM as a 4 bit 55*5113495bSYour Name field but the 5th bit was added to indicate 11b formatted 56*5113495bSYour Name frames. In the standard bit [4] is specified as reserved. 57*5113495bSYour Name For 11b frames this L-SIG is transformed in the PHY into the 58*5113495bSYour Name 11b preamble format. The following are the rates: 59*5113495bSYour Name 60*5113495bSYour Name <enum 8 ofdm_48_mbps> 64-QAM 2/3 (48 Mbps) 61*5113495bSYour Name 62*5113495bSYour Name <enum 9 ofdm_24_mbps> 16-QAM 1/2 (24 Mbps) 63*5113495bSYour Name 64*5113495bSYour Name <enum 10 ofdm_12_mbps> QPSK 1/2 (12 Mbps) 65*5113495bSYour Name 66*5113495bSYour Name <enum 11 ofdm_6_mbps> BPSK 1/2 (6 Mbps) 67*5113495bSYour Name 68*5113495bSYour Name <enum 12 ofdm_54_mbps> 64-QAM 3/4 (54 Mbps) 69*5113495bSYour Name 70*5113495bSYour Name <enum 13 ofdm_36_mbps> 16-QAM 3/4 (36 Mbps) 71*5113495bSYour Name 72*5113495bSYour Name <enum 14 ofdm_18_mbps> QPSK 1/2 (18 Mbps) 73*5113495bSYour Name 74*5113495bSYour Name <enum 15 ofdm_9_mbps> BPSK 3/4 (9 Mbps) 75*5113495bSYour Name 76*5113495bSYour Name <legal 8-15> 77*5113495bSYour Name 78*5113495bSYour Name lsig_reserved 79*5113495bSYour Name 80*5113495bSYour Name Reserved: Should be set to 0 by the MAC and ignored by 81*5113495bSYour Name the PHY 82*5113495bSYour Name 83*5113495bSYour Name <legal 0> 84*5113495bSYour Name 85*5113495bSYour Name length 86*5113495bSYour Name 87*5113495bSYour Name The length indicates the number of octets in this MPDU. 88*5113495bSYour Name Note that when using mixed mode 11n preamble this length 89*5113495bSYour Name provides the spoofed length for the PPDU. This length 90*5113495bSYour Name provides part of the information to derive the actually PPDU 91*5113495bSYour Name length. For legacy OFDM and 11B frames the maximum length 92*5113495bSYour Name is 93*5113495bSYour Name 94*5113495bSYour Name <legal all> 95*5113495bSYour Name 96*5113495bSYour Name parity 97*5113495bSYour Name 98*5113495bSYour Name 11a/n/ac TX: This field provides even parity over the 99*5113495bSYour Name first 18 bits of the signal field which means that the sum 100*5113495bSYour Name of 1s in the signal field will always be even on 101*5113495bSYour Name 102*5113495bSYour Name 11a/n/ac RX: this field contains the received parity 103*5113495bSYour Name field from the L-SIG symbol for the current packet. 104*5113495bSYour Name 105*5113495bSYour Name <legal 0-1> 106*5113495bSYour Name 107*5113495bSYour Name tail 108*5113495bSYour Name 109*5113495bSYour Name The 6 bits of tail is always set to 0 is used to flush 110*5113495bSYour Name the BCC encoder and decoder. <legal 0> 111*5113495bSYour Name 112*5113495bSYour Name pkt_type 113*5113495bSYour Name 114*5113495bSYour Name Only used on the RX side. 115*5113495bSYour Name 116*5113495bSYour Name Note: This is not really part of L-SIG 117*5113495bSYour Name 118*5113495bSYour Name 119*5113495bSYour Name 120*5113495bSYour Name Packet type: 121*5113495bSYour Name 122*5113495bSYour Name <enum 0 dot11a>802.11a PPDU type 123*5113495bSYour Name 124*5113495bSYour Name <enum 1 dot11b>802.11b PPDU type 125*5113495bSYour Name 126*5113495bSYour Name <enum 2 dot11n_mm>802.11n Mixed Mode PPDU type 127*5113495bSYour Name 128*5113495bSYour Name <enum 3 dot11ac>802.11ac PPDU type 129*5113495bSYour Name 130*5113495bSYour Name <enum 4 dot11ax>802.11ax PPDU type 131*5113495bSYour Name 132*5113495bSYour Name <enum 5 dot11ba>802.11ba (WUR) PPDU type 133*5113495bSYour Name 134*5113495bSYour Name captured_implicit_sounding 135*5113495bSYour Name 136*5113495bSYour Name Only used on the RX side. 137*5113495bSYour Name 138*5113495bSYour Name Note: This is not really part of L-SIG 139*5113495bSYour Name 140*5113495bSYour Name 141*5113495bSYour Name 142*5113495bSYour Name This indicates that the PHY has captured implicit 143*5113495bSYour Name sounding. 144*5113495bSYour Name 145*5113495bSYour Name reserved 146*5113495bSYour Name 147*5113495bSYour Name Reserved: Should be set to 0 by the transmitting MAC and 148*5113495bSYour Name ignored by the PHY <legal 0> 149*5113495bSYour Name */ 150*5113495bSYour Name 151*5113495bSYour Name 152*5113495bSYour Name /* Description L_SIG_A_INFO_0_RATE 153*5113495bSYour Name 154*5113495bSYour Name This format is originally defined for OFDM as a 4 bit 155*5113495bSYour Name field but the 5th bit was added to indicate 11b formatted 156*5113495bSYour Name frames. In the standard bit [4] is specified as reserved. 157*5113495bSYour Name For 11b frames this L-SIG is transformed in the PHY into the 158*5113495bSYour Name 11b preamble format. The following are the rates: 159*5113495bSYour Name 160*5113495bSYour Name <enum 8 ofdm_48_mbps> 64-QAM 2/3 (48 Mbps) 161*5113495bSYour Name 162*5113495bSYour Name <enum 9 ofdm_24_mbps> 16-QAM 1/2 (24 Mbps) 163*5113495bSYour Name 164*5113495bSYour Name <enum 10 ofdm_12_mbps> QPSK 1/2 (12 Mbps) 165*5113495bSYour Name 166*5113495bSYour Name <enum 11 ofdm_6_mbps> BPSK 1/2 (6 Mbps) 167*5113495bSYour Name 168*5113495bSYour Name <enum 12 ofdm_54_mbps> 64-QAM 3/4 (54 Mbps) 169*5113495bSYour Name 170*5113495bSYour Name <enum 13 ofdm_36_mbps> 16-QAM 3/4 (36 Mbps) 171*5113495bSYour Name 172*5113495bSYour Name <enum 14 ofdm_18_mbps> QPSK 1/2 (18 Mbps) 173*5113495bSYour Name 174*5113495bSYour Name <enum 15 ofdm_9_mbps> BPSK 3/4 (9 Mbps) 175*5113495bSYour Name 176*5113495bSYour Name <legal 8-15> 177*5113495bSYour Name */ 178*5113495bSYour Name #define L_SIG_A_INFO_0_RATE_OFFSET 0x00000000 179*5113495bSYour Name #define L_SIG_A_INFO_0_RATE_LSB 0 180*5113495bSYour Name #define L_SIG_A_INFO_0_RATE_MASK 0x0000000f 181*5113495bSYour Name 182*5113495bSYour Name /* Description L_SIG_A_INFO_0_LSIG_RESERVED 183*5113495bSYour Name 184*5113495bSYour Name Reserved: Should be set to 0 by the MAC and ignored by 185*5113495bSYour Name the PHY 186*5113495bSYour Name 187*5113495bSYour Name <legal 0> 188*5113495bSYour Name */ 189*5113495bSYour Name #define L_SIG_A_INFO_0_LSIG_RESERVED_OFFSET 0x00000000 190*5113495bSYour Name #define L_SIG_A_INFO_0_LSIG_RESERVED_LSB 4 191*5113495bSYour Name #define L_SIG_A_INFO_0_LSIG_RESERVED_MASK 0x00000010 192*5113495bSYour Name 193*5113495bSYour Name /* Description L_SIG_A_INFO_0_LENGTH 194*5113495bSYour Name 195*5113495bSYour Name The length indicates the number of octets in this MPDU. 196*5113495bSYour Name Note that when using mixed mode 11n preamble this length 197*5113495bSYour Name provides the spoofed length for the PPDU. This length 198*5113495bSYour Name provides part of the information to derive the actually PPDU 199*5113495bSYour Name length. For legacy OFDM and 11B frames the maximum length 200*5113495bSYour Name is 201*5113495bSYour Name 202*5113495bSYour Name <legal all> 203*5113495bSYour Name */ 204*5113495bSYour Name #define L_SIG_A_INFO_0_LENGTH_OFFSET 0x00000000 205*5113495bSYour Name #define L_SIG_A_INFO_0_LENGTH_LSB 5 206*5113495bSYour Name #define L_SIG_A_INFO_0_LENGTH_MASK 0x0001ffe0 207*5113495bSYour Name 208*5113495bSYour Name /* Description L_SIG_A_INFO_0_PARITY 209*5113495bSYour Name 210*5113495bSYour Name 11a/n/ac TX: This field provides even parity over the 211*5113495bSYour Name first 18 bits of the signal field which means that the sum 212*5113495bSYour Name of 1s in the signal field will always be even on 213*5113495bSYour Name 214*5113495bSYour Name 11a/n/ac RX: this field contains the received parity 215*5113495bSYour Name field from the L-SIG symbol for the current packet. 216*5113495bSYour Name 217*5113495bSYour Name <legal 0-1> 218*5113495bSYour Name */ 219*5113495bSYour Name #define L_SIG_A_INFO_0_PARITY_OFFSET 0x00000000 220*5113495bSYour Name #define L_SIG_A_INFO_0_PARITY_LSB 17 221*5113495bSYour Name #define L_SIG_A_INFO_0_PARITY_MASK 0x00020000 222*5113495bSYour Name 223*5113495bSYour Name /* Description L_SIG_A_INFO_0_TAIL 224*5113495bSYour Name 225*5113495bSYour Name The 6 bits of tail is always set to 0 is used to flush 226*5113495bSYour Name the BCC encoder and decoder. <legal 0> 227*5113495bSYour Name */ 228*5113495bSYour Name #define L_SIG_A_INFO_0_TAIL_OFFSET 0x00000000 229*5113495bSYour Name #define L_SIG_A_INFO_0_TAIL_LSB 18 230*5113495bSYour Name #define L_SIG_A_INFO_0_TAIL_MASK 0x00fc0000 231*5113495bSYour Name 232*5113495bSYour Name /* Description L_SIG_A_INFO_0_PKT_TYPE 233*5113495bSYour Name 234*5113495bSYour Name Only used on the RX side. 235*5113495bSYour Name 236*5113495bSYour Name Note: This is not really part of L-SIG 237*5113495bSYour Name 238*5113495bSYour Name 239*5113495bSYour Name 240*5113495bSYour Name Packet type: 241*5113495bSYour Name 242*5113495bSYour Name <enum 0 dot11a>802.11a PPDU type 243*5113495bSYour Name 244*5113495bSYour Name <enum 1 dot11b>802.11b PPDU type 245*5113495bSYour Name 246*5113495bSYour Name <enum 2 dot11n_mm>802.11n Mixed Mode PPDU type 247*5113495bSYour Name 248*5113495bSYour Name <enum 3 dot11ac>802.11ac PPDU type 249*5113495bSYour Name 250*5113495bSYour Name <enum 4 dot11ax>802.11ax PPDU type 251*5113495bSYour Name 252*5113495bSYour Name <enum 5 dot11ba>802.11ba (WUR) PPDU type 253*5113495bSYour Name */ 254*5113495bSYour Name #define L_SIG_A_INFO_0_PKT_TYPE_OFFSET 0x00000000 255*5113495bSYour Name #define L_SIG_A_INFO_0_PKT_TYPE_LSB 24 256*5113495bSYour Name #define L_SIG_A_INFO_0_PKT_TYPE_MASK 0x0f000000 257*5113495bSYour Name 258*5113495bSYour Name /* Description L_SIG_A_INFO_0_CAPTURED_IMPLICIT_SOUNDING 259*5113495bSYour Name 260*5113495bSYour Name Only used on the RX side. 261*5113495bSYour Name 262*5113495bSYour Name Note: This is not really part of L-SIG 263*5113495bSYour Name 264*5113495bSYour Name 265*5113495bSYour Name 266*5113495bSYour Name This indicates that the PHY has captured implicit 267*5113495bSYour Name sounding. 268*5113495bSYour Name */ 269*5113495bSYour Name #define L_SIG_A_INFO_0_CAPTURED_IMPLICIT_SOUNDING_OFFSET 0x00000000 270*5113495bSYour Name #define L_SIG_A_INFO_0_CAPTURED_IMPLICIT_SOUNDING_LSB 28 271*5113495bSYour Name #define L_SIG_A_INFO_0_CAPTURED_IMPLICIT_SOUNDING_MASK 0x10000000 272*5113495bSYour Name 273*5113495bSYour Name /* Description L_SIG_A_INFO_0_RESERVED 274*5113495bSYour Name 275*5113495bSYour Name Reserved: Should be set to 0 by the transmitting MAC and 276*5113495bSYour Name ignored by the PHY <legal 0> 277*5113495bSYour Name */ 278*5113495bSYour Name #define L_SIG_A_INFO_0_RESERVED_OFFSET 0x00000000 279*5113495bSYour Name #define L_SIG_A_INFO_0_RESERVED_LSB 29 280*5113495bSYour Name #define L_SIG_A_INFO_0_RESERVED_MASK 0xe0000000 281*5113495bSYour Name 282*5113495bSYour Name 283*5113495bSYour Name #endif // _L_SIG_A_INFO_H_ 284