1 /* 2 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef _VHT_SIG_B_SU40_INFO_H_ 18 #define _VHT_SIG_B_SU40_INFO_H_ 19 #if !defined(__ASSEMBLER__) 20 #endif 21 22 #define NUM_OF_DWORDS_VHT_SIG_B_SU40_INFO 2 23 24 25 struct vht_sig_b_su40_info { 26 #ifndef WIFI_BIT_ORDER_BIG_ENDIAN 27 uint32_t length : 19, // [18:0] 28 vhtb_reserved : 2, // [20:19] 29 tail : 6, // [26:21] 30 reserved : 4, // [30:27] 31 rx_ndp : 1; // [31:31] 32 uint32_t length_copy : 19, // [18:0] 33 vhtb_reserved_copy : 2, // [20:19] 34 tail_copy : 6, // [26:21] 35 reserved_copy : 4, // [30:27] 36 rx_ndp_copy : 1; // [31:31] 37 #else 38 uint32_t rx_ndp : 1, // [31:31] 39 reserved : 4, // [30:27] 40 tail : 6, // [26:21] 41 vhtb_reserved : 2, // [20:19] 42 length : 19; // [18:0] 43 uint32_t rx_ndp_copy : 1, // [31:31] 44 reserved_copy : 4, // [30:27] 45 tail_copy : 6, // [26:21] 46 vhtb_reserved_copy : 2, // [20:19] 47 length_copy : 19; // [18:0] 48 #endif 49 }; 50 51 52 /* Description LENGTH 53 54 VHT-SIG-B Length (in units of 4 octets) = ceiling (LENGTH/4) 55 56 <legal all> 57 */ 58 59 #define VHT_SIG_B_SU40_INFO_LENGTH_OFFSET 0x00000000 60 #define VHT_SIG_B_SU40_INFO_LENGTH_LSB 0 61 #define VHT_SIG_B_SU40_INFO_LENGTH_MSB 18 62 #define VHT_SIG_B_SU40_INFO_LENGTH_MASK 0x0007ffff 63 64 65 /* Description VHTB_RESERVED 66 67 Reserved: Set to all ones and ignored on receive <legal 68 3> 69 */ 70 71 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_OFFSET 0x00000000 72 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_LSB 19 73 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_MSB 20 74 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_MASK 0x00180000 75 76 77 /* Description TAIL 78 79 Used to terminate the trellis of the convolutional decoder. 80 81 Set to 0. <legal 0> 82 */ 83 84 #define VHT_SIG_B_SU40_INFO_TAIL_OFFSET 0x00000000 85 #define VHT_SIG_B_SU40_INFO_TAIL_LSB 21 86 #define VHT_SIG_B_SU40_INFO_TAIL_MSB 26 87 #define VHT_SIG_B_SU40_INFO_TAIL_MASK 0x07e00000 88 89 90 /* Description RESERVED 91 92 Not part of VHT-SIG-B. 93 Reserved: Set to 0 and ignored on receive <legal 0> 94 */ 95 96 #define VHT_SIG_B_SU40_INFO_RESERVED_OFFSET 0x00000000 97 #define VHT_SIG_B_SU40_INFO_RESERVED_LSB 27 98 #define VHT_SIG_B_SU40_INFO_RESERVED_MSB 30 99 #define VHT_SIG_B_SU40_INFO_RESERVED_MASK 0x78000000 100 101 102 /* Description RX_NDP 103 104 Not part of VHT-SIG-B. 105 Used to identify received NDP frame 106 <legal 0,1> 107 */ 108 109 #define VHT_SIG_B_SU40_INFO_RX_NDP_OFFSET 0x00000000 110 #define VHT_SIG_B_SU40_INFO_RX_NDP_LSB 31 111 #define VHT_SIG_B_SU40_INFO_RX_NDP_MSB 31 112 #define VHT_SIG_B_SU40_INFO_RX_NDP_MASK 0x80000000 113 114 115 /* Description LENGTH_COPY 116 117 Same as "length" <legal all> 118 */ 119 120 #define VHT_SIG_B_SU40_INFO_LENGTH_COPY_OFFSET 0x00000004 121 #define VHT_SIG_B_SU40_INFO_LENGTH_COPY_LSB 0 122 #define VHT_SIG_B_SU40_INFO_LENGTH_COPY_MSB 18 123 #define VHT_SIG_B_SU40_INFO_LENGTH_COPY_MASK 0x0007ffff 124 125 126 /* Description VHTB_RESERVED_COPY 127 128 Same as "vhtb_reserved" <legal 3> 129 */ 130 131 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_COPY_OFFSET 0x00000004 132 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_COPY_LSB 19 133 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_COPY_MSB 20 134 #define VHT_SIG_B_SU40_INFO_VHTB_RESERVED_COPY_MASK 0x00180000 135 136 137 /* Description TAIL_COPY 138 139 Same as "tail" <legal 0> 140 */ 141 142 #define VHT_SIG_B_SU40_INFO_TAIL_COPY_OFFSET 0x00000004 143 #define VHT_SIG_B_SU40_INFO_TAIL_COPY_LSB 21 144 #define VHT_SIG_B_SU40_INFO_TAIL_COPY_MSB 26 145 #define VHT_SIG_B_SU40_INFO_TAIL_COPY_MASK 0x07e00000 146 147 148 /* Description RESERVED_COPY 149 150 Same as "reserved" <legal 0> 151 */ 152 153 #define VHT_SIG_B_SU40_INFO_RESERVED_COPY_OFFSET 0x00000004 154 #define VHT_SIG_B_SU40_INFO_RESERVED_COPY_LSB 27 155 #define VHT_SIG_B_SU40_INFO_RESERVED_COPY_MSB 30 156 #define VHT_SIG_B_SU40_INFO_RESERVED_COPY_MASK 0x78000000 157 158 159 /* Description RX_NDP_COPY 160 161 Not part of VHT-SIG-B. 162 Used to identify received NDP frame 163 <legal 0,1> 164 */ 165 166 #define VHT_SIG_B_SU40_INFO_RX_NDP_COPY_OFFSET 0x00000004 167 #define VHT_SIG_B_SU40_INFO_RX_NDP_COPY_LSB 31 168 #define VHT_SIG_B_SU40_INFO_RX_NDP_COPY_MSB 31 169 #define VHT_SIG_B_SU40_INFO_RX_NDP_COPY_MASK 0x80000000 170 171 172 173 #endif // VHT_SIG_B_SU40_INFO 174