1*5113495bSYour Name /* 2*5113495bSYour Name * Copyright (c) 2019 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 #ifndef _PHYRX_L_SIG_A_H_ 20*5113495bSYour Name #define _PHYRX_L_SIG_A_H_ 21*5113495bSYour Name #if !defined(__ASSEMBLER__) 22*5113495bSYour Name #endif 23*5113495bSYour Name 24*5113495bSYour Name #include "l_sig_a_info.h" 25*5113495bSYour Name 26*5113495bSYour Name // ################ START SUMMARY ################# 27*5113495bSYour Name // 28*5113495bSYour Name // Dword Fields 29*5113495bSYour Name // 0 struct l_sig_a_info phyrx_l_sig_a_info_details; 30*5113495bSYour Name // 31*5113495bSYour Name // ################ END SUMMARY ################# 32*5113495bSYour Name 33*5113495bSYour Name #define NUM_OF_DWORDS_PHYRX_L_SIG_A 1 34*5113495bSYour Name 35*5113495bSYour Name struct phyrx_l_sig_a { 36*5113495bSYour Name struct l_sig_a_info phyrx_l_sig_a_info_details; 37*5113495bSYour Name }; 38*5113495bSYour Name 39*5113495bSYour Name /* 40*5113495bSYour Name 41*5113495bSYour Name struct l_sig_a_info phyrx_l_sig_a_info_details 42*5113495bSYour Name 43*5113495bSYour Name See detailed description of the STRUCT 44*5113495bSYour Name */ 45*5113495bSYour Name 46*5113495bSYour Name 47*5113495bSYour Name /* EXTERNAL REFERENCE : struct l_sig_a_info phyrx_l_sig_a_info_details */ 48*5113495bSYour Name 49*5113495bSYour Name 50*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RATE 51*5113495bSYour Name 52*5113495bSYour Name This format is originally defined for OFDM as a 4 bit 53*5113495bSYour Name field but the 5th bit was added to indicate 11b formatted 54*5113495bSYour Name frames. In the standard bit [4] is specified as reserved. 55*5113495bSYour Name For 11b frames this L-SIG is transformed in the PHY into the 56*5113495bSYour Name 11b preamble format. The following are the rates: 57*5113495bSYour Name 58*5113495bSYour Name <enum 8 ofdm_48_mbps> 64-QAM 2/3 (48 Mbps) 59*5113495bSYour Name 60*5113495bSYour Name <enum 9 ofdm_24_mbps> 16-QAM 1/2 (24 Mbps) 61*5113495bSYour Name 62*5113495bSYour Name <enum 10 ofdm_12_mbps> QPSK 1/2 (12 Mbps) 63*5113495bSYour Name 64*5113495bSYour Name <enum 11 ofdm_6_mbps> BPSK 1/2 (6 Mbps) 65*5113495bSYour Name 66*5113495bSYour Name <enum 12 ofdm_54_mbps> 64-QAM 3/4 (54 Mbps) 67*5113495bSYour Name 68*5113495bSYour Name <enum 13 ofdm_36_mbps> 16-QAM 3/4 (36 Mbps) 69*5113495bSYour Name 70*5113495bSYour Name <enum 14 ofdm_18_mbps> QPSK 1/2 (18 Mbps) 71*5113495bSYour Name 72*5113495bSYour Name <enum 15 ofdm_9_mbps> BPSK 3/4 (9 Mbps) 73*5113495bSYour Name 74*5113495bSYour Name <legal 8-15> 75*5113495bSYour Name */ 76*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RATE_OFFSET 0x00000000 77*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RATE_LSB 0 78*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RATE_MASK 0x0000000f 79*5113495bSYour Name 80*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LSIG_RESERVED 81*5113495bSYour Name 82*5113495bSYour Name Reserved: Should be set to 0 by the MAC and ignored by 83*5113495bSYour Name the PHY 84*5113495bSYour Name 85*5113495bSYour Name <legal 0> 86*5113495bSYour Name */ 87*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LSIG_RESERVED_OFFSET 0x00000000 88*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LSIG_RESERVED_LSB 4 89*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LSIG_RESERVED_MASK 0x00000010 90*5113495bSYour Name 91*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LENGTH 92*5113495bSYour Name 93*5113495bSYour Name The length indicates the number of octets in this MPDU. 94*5113495bSYour Name Note that when using mixed mode 11n preamble this length 95*5113495bSYour Name provides the spoofed length for the PPDU. This length 96*5113495bSYour Name provides part of the information to derive the actually PPDU 97*5113495bSYour Name length. For legacy OFDM and 11B frames the maximum length 98*5113495bSYour Name is 99*5113495bSYour Name 100*5113495bSYour Name <legal all> 101*5113495bSYour Name */ 102*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LENGTH_OFFSET 0x00000000 103*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LENGTH_LSB 5 104*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_LENGTH_MASK 0x0001ffe0 105*5113495bSYour Name 106*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PARITY 107*5113495bSYour Name 108*5113495bSYour Name 11a/n/ac TX: This field provides even parity over the 109*5113495bSYour Name first 18 bits of the signal field which means that the sum 110*5113495bSYour Name of 1s in the signal field will always be even on 111*5113495bSYour Name 112*5113495bSYour Name 11a/n/ac RX: this field contains the received parity 113*5113495bSYour Name field from the L-SIG symbol for the current packet. 114*5113495bSYour Name 115*5113495bSYour Name <legal 0-1> 116*5113495bSYour Name */ 117*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PARITY_OFFSET 0x00000000 118*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PARITY_LSB 17 119*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PARITY_MASK 0x00020000 120*5113495bSYour Name 121*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_TAIL 122*5113495bSYour Name 123*5113495bSYour Name The 6 bits of tail is always set to 0 is used to flush 124*5113495bSYour Name the BCC encoder and decoder. <legal 0> 125*5113495bSYour Name */ 126*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_TAIL_OFFSET 0x00000000 127*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_TAIL_LSB 18 128*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_TAIL_MASK 0x00fc0000 129*5113495bSYour Name 130*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PKT_TYPE 131*5113495bSYour Name 132*5113495bSYour Name Only used on the RX side. 133*5113495bSYour Name 134*5113495bSYour Name Note: This is not really part of L-SIG 135*5113495bSYour Name 136*5113495bSYour Name 137*5113495bSYour Name 138*5113495bSYour Name Packet type: 139*5113495bSYour Name 140*5113495bSYour Name <enum 0 dot11a>802.11a PPDU type 141*5113495bSYour Name 142*5113495bSYour Name <enum 1 dot11b>802.11b PPDU type 143*5113495bSYour Name 144*5113495bSYour Name <enum 2 dot11n_mm>802.11n Mixed Mode PPDU type 145*5113495bSYour Name 146*5113495bSYour Name <enum 3 dot11ac>802.11ac PPDU type 147*5113495bSYour Name 148*5113495bSYour Name <enum 4 dot11ax>802.11ax PPDU type 149*5113495bSYour Name 150*5113495bSYour Name <enum 5 dot11ba>802.11ba (WUR) PPDU type 151*5113495bSYour Name */ 152*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PKT_TYPE_OFFSET 0x00000000 153*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PKT_TYPE_LSB 24 154*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_PKT_TYPE_MASK 0x0f000000 155*5113495bSYour Name 156*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_CAPTURED_IMPLICIT_SOUNDING 157*5113495bSYour Name 158*5113495bSYour Name Only used on the RX side. 159*5113495bSYour Name 160*5113495bSYour Name Note: This is not really part of L-SIG 161*5113495bSYour Name 162*5113495bSYour Name 163*5113495bSYour Name 164*5113495bSYour Name This indicates that the PHY has captured implicit 165*5113495bSYour Name sounding. 166*5113495bSYour Name */ 167*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_CAPTURED_IMPLICIT_SOUNDING_OFFSET 0x00000000 168*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_CAPTURED_IMPLICIT_SOUNDING_LSB 28 169*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_CAPTURED_IMPLICIT_SOUNDING_MASK 0x10000000 170*5113495bSYour Name 171*5113495bSYour Name /* Description PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RESERVED 172*5113495bSYour Name 173*5113495bSYour Name Reserved: Should be set to 0 by the transmitting MAC and 174*5113495bSYour Name ignored by the PHY <legal 0> 175*5113495bSYour Name */ 176*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RESERVED_OFFSET 0x00000000 177*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RESERVED_LSB 29 178*5113495bSYour Name #define PHYRX_L_SIG_A_0_PHYRX_L_SIG_A_INFO_DETAILS_RESERVED_MASK 0xe0000000 179*5113495bSYour Name 180*5113495bSYour Name 181*5113495bSYour Name #endif // _PHYRX_L_SIG_A_H_ 182