l_sig_b_info.h 4.0 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 _L_SIG_B_INFO_H_
  17. #define _L_SIG_B_INFO_H_
  18. #if !defined(__ASSEMBLER__)
  19. #endif
  20. #define NUM_OF_DWORDS_L_SIG_B_INFO 1
  21. struct l_sig_b_info {
  22. #ifndef WIFI_BIT_ORDER_BIG_ENDIAN
  23. uint32_t rate : 4, // [3:0]
  24. length : 12, // [15:4]
  25. reserved : 15, // [30:16]
  26. rx_integrity_check_passed : 1; // [31:31]
  27. #else
  28. uint32_t rx_integrity_check_passed : 1, // [31:31]
  29. reserved : 15, // [30:16]
  30. length : 12, // [15:4]
  31. rate : 4; // [3:0]
  32. #endif
  33. };
  34. /* Description RATE
  35. <enum 1 dsss_1_mpbs_long> DSSS 1 Mbps long
  36. <enum 2 dsss_2_mbps_long> DSSS 2 Mbps long
  37. <enum 3 cck_5_5_mbps_long> CCK 5.5 Mbps long
  38. <enum 4 cck_11_mbps_long> CCK 11 Mbps long
  39. <enum 5 dsss_2_mbps_short> DSSS 2 Mbps short
  40. <enum 6 cck_5_5_mbps_short> CCK 5.5 Mbps short
  41. <enum 7 cck_11_mbps_short> CCK 11 Mbps short
  42. <legal 1-7>
  43. */
  44. #define L_SIG_B_INFO_RATE_OFFSET 0x00000000
  45. #define L_SIG_B_INFO_RATE_LSB 0
  46. #define L_SIG_B_INFO_RATE_MSB 3
  47. #define L_SIG_B_INFO_RATE_MASK 0x0000000f
  48. /* Description LENGTH
  49. The length indicates the number of octets in this MPDU.
  50. <legal all>
  51. */
  52. #define L_SIG_B_INFO_LENGTH_OFFSET 0x00000000
  53. #define L_SIG_B_INFO_LENGTH_LSB 4
  54. #define L_SIG_B_INFO_LENGTH_MSB 15
  55. #define L_SIG_B_INFO_LENGTH_MASK 0x0000fff0
  56. /* Description RESERVED
  57. Reserved: Should be set to 0 by the transmitting MAC and
  58. ignored by the PHY <legal 0>
  59. */
  60. #define L_SIG_B_INFO_RESERVED_OFFSET 0x00000000
  61. #define L_SIG_B_INFO_RESERVED_LSB 16
  62. #define L_SIG_B_INFO_RESERVED_MSB 30
  63. #define L_SIG_B_INFO_RESERVED_MASK 0x7fff0000
  64. /* Description RX_INTEGRITY_CHECK_PASSED
  65. TX side: Set to 0
  66. RX side: Set to 1 if PHY determines the .11b PHY header
  67. CRC check has passed, else set to 0
  68. <legal all>
  69. */
  70. #define L_SIG_B_INFO_RX_INTEGRITY_CHECK_PASSED_OFFSET 0x00000000
  71. #define L_SIG_B_INFO_RX_INTEGRITY_CHECK_PASSED_LSB 31
  72. #define L_SIG_B_INFO_RX_INTEGRITY_CHECK_PASSED_MSB 31
  73. #define L_SIG_B_INFO_RX_INTEGRITY_CHECK_PASSED_MASK 0x80000000
  74. #endif // L_SIG_B_INFO