workbench/devs/networks/emac/mal.h

   1 #ifndef MAL_H_
   2 #define MAL_H_
   3
   4 #include <inttypes.h>
   5
   6 struct EMACBase;
   7
   8 typedef struct {
   9     uint16_t    md_ctrl;
  10     uint16_t    md_length;
  11     char       *md_buffer;
  12 } mal_descriptor_t;
  13
  14 typedef struct {
  15     mal_descriptor_t descr[4];
  16 } mal_packet_t;
  17
  18 void EMAC_MAL_Init(struct EMACBase *EMACBase);
  19
  20 #define MAL_CTRL_TX_R   0x8000  /* Ready for transmission */
  21 #define MAL_CTRL_TX_W   0x4000  /* Wrap */
  22 #define MAL_CTRL_TX_CM  0x2000  /* Continous mode */
  23 #define MAL_CTRL_TX_L   0x1000  /* Last */
  24 #define MAL_CTRL_TX_I   0x0400  /* Interrupt */
  25
  26 #define EMAC_CTRL_TX_GFCS       0x0200
  27 #define EMAC_CTRL_TX_GP         0x0100
  28
  29
  30 #define MAL_CTRL_RX_E   0x8000  /* Empty */
  31 #define MAL_CTRL_RX_W   0x4000  /* Wrap */
  32 #define MAL_CTRL_RX_CM  0x2000  /* Continous mode */
  33 #define MAL_CTRL_RX_L   0x1000  /* Last */
  34 #define MAL_CTRL_RX_F   0x0800  /* First */
  35 #define MAL_CTRL_RX_I   0x0400  /* Interrupt */
  36
  37 /* Configuration Reg  */
  38 #define MAL_CR_MMSR     0x80000000
  39 #define MAL_CR_PLBP_1   0x00400000   /* lowsest is 00 */
  40 #define MAL_CR_PLBP_2   0x00800000
  41 #define MAL_CR_PLBP_3   0x00C00000   /* highest       */
  42 #define MAL_CR_GA       0x00200000
  43 #define MAL_CR_OA       0x00100000
  44 #define MAL_CR_PLBLE    0x00080000
  45 #define MAL_CR_PLBLT_1  0x00040000
  46 #define MAL_CR_PLBLT_2  0x00020000
  47 #define MAL_CR_PLBLT_3  0x00010000
  48 #define MAL_CR_PLBLT_4  0x00008000
  49 #define MAL_CR_PLBLT_DEFAULT 0x00078000 /* ????? */
  50 #define MAL_CR_PLBB     0x00004000
  51 #define MAL_CR_OPBBL    0x00000080
  52 #define MAL_CR_EOPIE    0x00000004
  53 #define MAL_CR_LEA      0x00000002
  54 #define MAL_CR_MSD      0x00000001
  55
  56 /* MAL DCR's */
  57 #define MAL0_CFG        0x0180
  58 #define MAL0_ESR        0x0181
  59 #define MAL0_IER        0x0182
  60 #define MAL0_TXCASR     0x0184
  61 #define MAL0_TXCARR     0x0185
  62 #define MAL0_TXEOBISR   0x0186
  63 #define MAL0_TXDEIR     0x0187
  64 #define MAL0_RXCASR     0x0190
  65 #define MAL0_RXCARR     0x0191
  66 #define MAL0_RXEOBISR   0x0192
  67 #define MAL0_RXDEIR     0x0193
  68 #define MAL0_TXCTP0R    0x01A0
  69 #define MAL0_TXCTP1R    0x01A1
  70 #define MAL0_TXCTP2R    0x01A2
  71 #define MAL0_TXCTP3R    0x01A3
  72 #define MAL0_RXCTP0R    0x01C0
  73 #define MAL0_RXCTP1R    0x01C1
  74 #define MAL0_RCBS0      0x01E0
  75 #define MAL0_RCBS1      0x01E1
  76
  77 /* Configuration Reg  */
  78 #define MAL_CR_MMSR       0x80000000
  79 #define MAL_CR_PLBP_1     0x00400000   /* lowsest is 00 */
  80 #define MAL_CR_PLBP_2     0x00800000
  81 #define MAL_CR_PLBP_3     0x00C00000   /* highest       */
  82 #define MAL_CR_GA         0x00200000
  83 #define MAL_CR_OA         0x00100000
  84 #define MAL_CR_PLBLE      0x00080000
  85 #define MAL_CR_PLBLT_1  0x00040000
  86 #define MAL_CR_PLBLT_2  0x00020000
  87 #define MAL_CR_PLBLT_3  0x00010000
  88 #define MAL_CR_PLBLT_4  0x00008000
  89 #define MAL_CR_PLBLT_DEFAULT 0x00078000 /* ????? */
  90 #define MAL_CR_PLBB       0x00004000
  91 #define MAL_CR_OPBBL      0x00000080
  92 #define MAL_CR_EOPIE      0x00000004
  93 #define MAL_CR_LEA        0x00000002
  94 #define MAL_CR_MSD        0x00000001
  95
  96 /* Error Status Reg    */
  97 #define MAL_ESR_EVB       0x80000000
  98 #define MAL_ESR_CID       0x40000000
  99 #define MAL_ESR_DE        0x00100000
 100 #define MAL_ESR_ONE       0x00080000
 101 #define MAL_ESR_OTE       0x00040000
 102 #define MAL_ESR_OSE       0x00020000
 103 #define MAL_ESR_PEIN      0x00010000
 104    /* same bit position as the IER */
 105    /* VV                      VV   */
 106 #define MAL_ESR_DEI       0x00000010
 107 #define MAL_ESR_ONEI      0x00000008
 108 #define MAL_ESR_OTEI      0x00000004
 109 #define MAL_ESR_OSEI      0x00000002
 110 #define MAL_ESR_PBEI      0x00000001
 111    /* ^^                      ^^   */
 112    /* Mal IER                      */
 113 #define MAL_IER_DE        0x00000010
 114 #define MAL_IER_NE        0x00000008
 115 #define MAL_IER_TE        0x00000004
 116 #define MAL_IER_OPBE      0x00000002
 117 #define MAL_IER_PLBE      0x00000001
 118
 119 #define MAL_TXRX_CASR   (0x80000000)
 120
 121 #define MAL_TXRX_CASR_V(__x)  (__x)
 122
 123 #endif /*MAL_H_*/