i386/linux/linux-2.3.21/drivers/net/3c527.h

   1 /*
   2  *      3COM "EtherLink MC/32" Descriptions
   3  */
   4
   5 /*
   6  *      Registers
   7  */
   8
   9 #define HOST_CMD                0
  10
  11 #define HOST_STATUS             2
  12 #define         HOST_STATUS_CRR (1<<6)
  13 #define         HOST_STATUS_CWR (1<<5)
  14
  15 #define HOST_CTRL               6
  16 #define         HOST_CTRL_ATTN  (1<<7)
  17 #define         HOST_CTRL_RESET (1<<6)
  18 #define         HOST_CTRL_INTE  (1<<2)
  19
  20 #define HOST_RAMPAGE            8
  21
  22 struct skb_header
  23 {
  24         u8      status __attribute((packed));
  25         u8      control __attribute((packed));
  26         u16     next __attribute((packed));     /* Do not change! */
  27         u16     length __attribute((packed));
  28         u32     data __attribute((packed));
  29 };
  30
  31 #define STATUS_MASK     0x0F
  32 #define COMPLETED       0x80
  33 #define COMPLETED_OK    0x40
  34 #define BUFFER_BUSY     0x20
  35
  36 #define CONTROL_EOP     0x80    /* End Of Packet */
  37 #define CONTROL_EL      0x40    /* End of List */
  38
  39
  40 #define MCA_MC32_ID     0x0041  /* Our MCA ident */