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