vht_sig_b_mu40_info.h 7.0 KB

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  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. #ifndef _VHT_SIG_B_MU40_INFO_H_
  17. #define _VHT_SIG_B_MU40_INFO_H_
  18. #if !defined(__ASSEMBLER__)
  19. #endif
  20. #define NUM_OF_DWORDS_VHT_SIG_B_MU40_INFO 2
  21. struct vht_sig_b_mu40_info {
  22. #ifndef WIFI_BIT_ORDER_BIG_ENDIAN
  23. uint32_t length : 17, // [16:0]
  24. mcs : 4, // [20:17]
  25. tail : 6, // [26:21]
  26. reserved_0 : 2, // [28:27]
  27. mu_user_number : 3; // [31:29]
  28. uint32_t length_copy : 17, // [16:0]
  29. mcs_copy : 4, // [20:17]
  30. tail_copy : 6, // [26:21]
  31. reserved_1 : 5; // [31:27]
  32. #else
  33. uint32_t mu_user_number : 3, // [31:29]
  34. reserved_0 : 2, // [28:27]
  35. tail : 6, // [26:21]
  36. mcs : 4, // [20:17]
  37. length : 17; // [16:0]
  38. uint32_t reserved_1 : 5, // [31:27]
  39. tail_copy : 6, // [26:21]
  40. mcs_copy : 4, // [20:17]
  41. length_copy : 17; // [16:0]
  42. #endif
  43. };
  44. /* Description LENGTH
  45. VHT-SIG-B Length (in units of 4 octets) = ceiling (LENGTH/4) <legal
  46. all>
  47. */
  48. #define VHT_SIG_B_MU40_INFO_LENGTH_OFFSET 0x00000000
  49. #define VHT_SIG_B_MU40_INFO_LENGTH_LSB 0
  50. #define VHT_SIG_B_MU40_INFO_LENGTH_MSB 16
  51. #define VHT_SIG_B_MU40_INFO_LENGTH_MASK 0x0001ffff
  52. /* Description MCS
  53. Modulation as described in vht_sig_a mcs field
  54. <legal 0-11>
  55. */
  56. #define VHT_SIG_B_MU40_INFO_MCS_OFFSET 0x00000000
  57. #define VHT_SIG_B_MU40_INFO_MCS_LSB 17
  58. #define VHT_SIG_B_MU40_INFO_MCS_MSB 20
  59. #define VHT_SIG_B_MU40_INFO_MCS_MASK 0x001e0000
  60. /* Description TAIL
  61. Used to terminate the trellis of the convolutional decoder.
  62. Set to 0.
  63. <legal 0>
  64. */
  65. #define VHT_SIG_B_MU40_INFO_TAIL_OFFSET 0x00000000
  66. #define VHT_SIG_B_MU40_INFO_TAIL_LSB 21
  67. #define VHT_SIG_B_MU40_INFO_TAIL_MSB 26
  68. #define VHT_SIG_B_MU40_INFO_TAIL_MASK 0x07e00000
  69. /* Description RESERVED_0
  70. Not part of VHT-SIG-B.
  71. Reserved: Set to 0 and ignored on receive <legal 0>
  72. */
  73. #define VHT_SIG_B_MU40_INFO_RESERVED_0_OFFSET 0x00000000
  74. #define VHT_SIG_B_MU40_INFO_RESERVED_0_LSB 27
  75. #define VHT_SIG_B_MU40_INFO_RESERVED_0_MSB 28
  76. #define VHT_SIG_B_MU40_INFO_RESERVED_0_MASK 0x18000000
  77. /* Description MU_USER_NUMBER
  78. Not part of VHT-SIG-B.
  79. Mapping from user number (BFer hardware specific) to mu_user_number.
  80. The reader is directed to the previous chapter (User Number)
  81. for a definition of the terms user and mu_user. <legal
  82. 0-3>
  83. */
  84. #define VHT_SIG_B_MU40_INFO_MU_USER_NUMBER_OFFSET 0x00000000
  85. #define VHT_SIG_B_MU40_INFO_MU_USER_NUMBER_LSB 29
  86. #define VHT_SIG_B_MU40_INFO_MU_USER_NUMBER_MSB 31
  87. #define VHT_SIG_B_MU40_INFO_MU_USER_NUMBER_MASK 0xe0000000
  88. /* Description LENGTH_COPY
  89. Same as "length". This field is not valid for RX packets. <legal
  90. all>
  91. */
  92. #define VHT_SIG_B_MU40_INFO_LENGTH_COPY_OFFSET 0x00000004
  93. #define VHT_SIG_B_MU40_INFO_LENGTH_COPY_LSB 0
  94. #define VHT_SIG_B_MU40_INFO_LENGTH_COPY_MSB 16
  95. #define VHT_SIG_B_MU40_INFO_LENGTH_COPY_MASK 0x0001ffff
  96. /* Description MCS_COPY
  97. Same as "mcs". This field is not valid for RX packets. <legal
  98. 0-11>
  99. */
  100. #define VHT_SIG_B_MU40_INFO_MCS_COPY_OFFSET 0x00000004
  101. #define VHT_SIG_B_MU40_INFO_MCS_COPY_LSB 17
  102. #define VHT_SIG_B_MU40_INFO_MCS_COPY_MSB 20
  103. #define VHT_SIG_B_MU40_INFO_MCS_COPY_MASK 0x001e0000
  104. /* Description TAIL_COPY
  105. Same as "tail". This field is not valid for RX packets.
  106. <legal 0>
  107. */
  108. #define VHT_SIG_B_MU40_INFO_TAIL_COPY_OFFSET 0x00000004
  109. #define VHT_SIG_B_MU40_INFO_TAIL_COPY_LSB 21
  110. #define VHT_SIG_B_MU40_INFO_TAIL_COPY_MSB 26
  111. #define VHT_SIG_B_MU40_INFO_TAIL_COPY_MASK 0x07e00000
  112. /* Description RESERVED_1
  113. <legal 0>
  114. */
  115. #define VHT_SIG_B_MU40_INFO_RESERVED_1_OFFSET 0x00000004
  116. #define VHT_SIG_B_MU40_INFO_RESERVED_1_LSB 27
  117. #define VHT_SIG_B_MU40_INFO_RESERVED_1_MSB 31
  118. #define VHT_SIG_B_MU40_INFO_RESERVED_1_MASK 0xf8000000
  119. #endif // VHT_SIG_B_MU40_INFO