drivers/net/3c527.h

   1 /*
   2  *      3COM "EtherLink MC/32" Descriptions
   3  */
   4
   5 /*
   6  *      Registers
   7  */
   8
   9 #define HOST_CMD                0
  10 #define         HOST_CMD_START_RX   (1<<3)
  11 #define         HOST_CMD_SUSPND_RX  (3<<3)
  12 #define         HOST_CMD_RESTRT_RX  (5<<3)
  13
  14 #define         HOST_CMD_SUSPND_TX  3
  15 #define         HOST_CMD_RESTRT_TX  5
  16
  17
  18 #define HOST_STATUS             2
  19 #define         HOST_STATUS_CRR (1<<6)
  20 #define         HOST_STATUS_CWR (1<<5)
  21
  22
  23 #define HOST_CTRL               6
  24 #define         HOST_CTRL_ATTN  (1<<7)
  25 #define         HOST_CTRL_RESET (1<<6)
  26 #define         HOST_CTRL_INTE  (1<<2)
  27
  28 #define HOST_RAMPAGE            8
  29
  30 #define RX_HALTED (1<<0)
  31 #define TX_HALTED (1<<1)
  32 #define HALTED (RX_HALTED | TX_HALTED)
  33 #define RUNNING 0
  34
  35 struct mc32_mailbox
  36 {
  37         u16     mbox __attribute((packed));
  38         u16     data[1] __attribute((packed));
  39 };
  40
  41 struct skb_header
  42 {
  43         u8      status __attribute((packed));
  44         u8      control __attribute((packed));
  45         u16     next __attribute((packed));     /* Do not change! */
  46         u16     length __attribute((packed));
  47         u32     data __attribute((packed));
  48 };
  49
  50 struct mc32_stats
  51 {
  52         /* RX Errors */
  53         u32     rx_crc_errors       __attribute((packed));
  54         u32     rx_alignment_errors  __attribute((packed));
  55         u32     rx_overrun_errors    __attribute((packed));
  56         u32     rx_tooshort_errors  __attribute((packed));
  57         u32     rx_toolong_errors   __attribute((packed));
  58         u32     rx_outofresource_errors  __attribute((packed));
  59
  60         u32     rx_discarded   __attribute((packed));  /* via card pattern match filter */
  61
  62         /* TX Errors */
  63         u32     tx_max_collisions __attribute((packed));
  64         u32     tx_carrier_errors __attribute((packed));
  65         u32     tx_underrun_errors __attribute((packed));
  66         u32     tx_cts_errors     __attribute((packed));
  67         u32     tx_timeout_errors __attribute((packed)) ;
  68
  69         /* various cruft */
  70         u32     dataA[6] __attribute((packed));
  71         u16     dataB[5] __attribute((packed));
  72         u32     dataC[14] __attribute((packed));
  73 };
  74
  75 #define STATUS_MASK     0x0F
  76 #define COMPLETED       (1<<7)
  77 #define COMPLETED_OK    (1<<6)
  78 #define BUFFER_BUSY     (1<<5)
  79
  80 #define CONTROL_EOP     (1<<7)  /* End Of Packet */
  81 #define CONTROL_EOL     (1<<6)  /* End of List */
  82
  83 #define MCA_MC32_ID     0x0041  /* Our MCA ident */