ks8695net.h 3.8 KB

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  1. /*
  2. * Micrel KS8695 (Centaur) Ethernet.
  3. *
  4. * Copyright 2008 Simtec Electronics
  5. * Daniel Silverstone <dsilvers@simtec.co.uk>
  6. * Vincent Sanders <vince@simtec.co.uk>
  7. */
  8. #ifndef KS8695NET_H
  9. #define KS8695NET_H
  10. /* Receive descriptor flags */
  11. #define RDES_OWN (1 << 31) /* Ownership */
  12. #define RDES_FS (1 << 30) /* First Descriptor */
  13. #define RDES_LS (1 << 29) /* Last Descriptor */
  14. #define RDES_IPE (1 << 28) /* IP Checksum error */
  15. #define RDES_TCPE (1 << 27) /* TCP Checksum error */
  16. #define RDES_UDPE (1 << 26) /* UDP Checksum error */
  17. #define RDES_ES (1 << 25) /* Error summary */
  18. #define RDES_MF (1 << 24) /* Multicast Frame */
  19. #define RDES_RE (1 << 19) /* MII Error reported */
  20. #define RDES_TL (1 << 18) /* Frame too Long */
  21. #define RDES_RF (1 << 17) /* Runt Frame */
  22. #define RDES_CE (1 << 16) /* CRC error */
  23. #define RDES_FT (1 << 15) /* Frame Type */
  24. #define RDES_FLEN (0x7ff) /* Frame Length */
  25. #define RDES_RER (1 << 25) /* Receive End of Ring */
  26. #define RDES_RBS (0x7ff) /* Receive Buffer Size */
  27. /* Transmit descriptor flags */
  28. #define TDES_OWN (1 << 31) /* Ownership */
  29. #define TDES_IC (1 << 31) /* Interrupt on Completion */
  30. #define TDES_FS (1 << 30) /* First Segment */
  31. #define TDES_LS (1 << 29) /* Last Segment */
  32. #define TDES_IPCKG (1 << 28) /* IP Checksum generate */
  33. #define TDES_TCPCKG (1 << 27) /* TCP Checksum generate */
  34. #define TDES_UDPCKG (1 << 26) /* UDP Checksum generate */
  35. #define TDES_TER (1 << 25) /* Transmit End of Ring */
  36. #define TDES_TBS (0x7ff) /* Transmit Buffer Size */
  37. /*
  38. * Network controller register offsets
  39. */
  40. #define KS8695_DTXC (0x00) /* DMA Transmit Control */
  41. #define KS8695_DRXC (0x04) /* DMA Receive Control */
  42. #define KS8695_DTSC (0x08) /* DMA Transmit Start Command */
  43. #define KS8695_DRSC (0x0c) /* DMA Receive Start Command */
  44. #define KS8695_TDLB (0x10) /* Transmit Descriptor List
  45. * Base Address
  46. */
  47. #define KS8695_RDLB (0x14) /* Receive Descriptor List
  48. * Base Address
  49. */
  50. #define KS8695_MAL (0x18) /* MAC Station Address Low */
  51. #define KS8695_MAH (0x1c) /* MAC Station Address High */
  52. #define KS8695_AAL_(n) (0x80 + ((n)*8)) /* MAC Additional
  53. * Station Address
  54. * (0..15) Low
  55. */
  56. #define KS8695_AAH_(n) (0x84 + ((n)*8)) /* MAC Additional
  57. * Station Address
  58. * (0..15) High
  59. */
  60. /* DMA Transmit Control Register */
  61. #define DTXC_TRST (1 << 31) /* Soft Reset */
  62. #define DTXC_TBS (0x3f << 24) /* Transmit Burst Size */
  63. #define DTXC_TUCG (1 << 18) /* Transmit UDP
  64. * Checksum Generate
  65. */
  66. #define DTXC_TTCG (1 << 17) /* Transmit TCP
  67. * Checksum Generate
  68. */
  69. #define DTXC_TICG (1 << 16) /* Transmit IP
  70. * Checksum Generate
  71. */
  72. #define DTXC_TFCE (1 << 9) /* Transmit Flow
  73. * Control Enable
  74. */
  75. #define DTXC_TLB (1 << 8) /* Loopback mode */
  76. #define DTXC_TEP (1 << 2) /* Transmit Enable Padding */
  77. #define DTXC_TAC (1 << 1) /* Transmit Add CRC */
  78. #define DTXC_TE (1 << 0) /* TX Enable */
  79. /* DMA Receive Control Register */
  80. #define DRXC_RBS (0x3f << 24) /* Receive Burst Size */
  81. #define DRXC_RUCC (1 << 18) /* Receive UDP Checksum check */
  82. #define DRXC_RTCG (1 << 17) /* Receive TCP Checksum check */
  83. #define DRXC_RICG (1 << 16) /* Receive IP Checksum check */
  84. #define DRXC_RFCE (1 << 9) /* Receive Flow Control
  85. * Enable
  86. */
  87. #define DRXC_RB (1 << 6) /* Receive Broadcast */
  88. #define DRXC_RM (1 << 5) /* Receive Multicast */
  89. #define DRXC_RU (1 << 4) /* Receive Unicast */
  90. #define DRXC_RERR (1 << 3) /* Receive Error Frame */
  91. #define DRXC_RA (1 << 2) /* Receive All */
  92. #define DRXC_RE (1 << 0) /* RX Enable */
  93. /* Additional Station Address High */
  94. #define AAH_E (1 << 31) /* Address Enabled */
  95. #endif /* KS8695NET_H */