| /* |
| * 3COM "EtherLink MC/32" Descriptions |
| */ |
| |
| /* |
| * Registers |
| */ |
| |
| #define HOST_CMD 0 |
| #define HOST_CMD_START_RX (1<<3) |
| #define HOST_CMD_SUSPND_RX (3<<3) |
| #define HOST_CMD_RESTRT_RX (5<<3) |
| |
| #define HOST_CMD_SUSPND_TX 3 |
| #define HOST_CMD_RESTRT_TX 5 |
| |
| |
| #define HOST_STATUS 2 |
| #define HOST_STATUS_CRR (1<<6) |
| #define HOST_STATUS_CWR (1<<5) |
| |
| |
| #define HOST_CTRL 6 |
| #define HOST_CTRL_ATTN (1<<7) |
| #define HOST_CTRL_RESET (1<<6) |
| #define HOST_CTRL_INTE (1<<2) |
| |
| #define HOST_RAMPAGE 8 |
| |
| #define HALTED 0 |
| #define RUNNING 1 |
| |
| struct mc32_mailbox |
| { |
| u16 mbox; |
| u16 data[1]; |
| } __attribute((packed)); |
| |
| struct skb_header |
| { |
| u8 status; |
| u8 control; |
| u16 next; /* Do not change! */ |
| u16 length; |
| u32 data; |
| } __attribute((packed)); |
| |
| struct mc32_stats |
| { |
| /* RX Errors */ |
| u32 rx_crc_errors; |
| u32 rx_alignment_errors; |
| u32 rx_overrun_errors; |
| u32 rx_tooshort_errors; |
| u32 rx_toolong_errors; |
| u32 rx_outofresource_errors; |
| |
| u32 rx_discarded; /* via card pattern match filter */ |
| |
| /* TX Errors */ |
| u32 tx_max_collisions; |
| u32 tx_carrier_errors; |
| u32 tx_underrun_errors; |
| u32 tx_cts_errors; |
| u32 tx_timeout_errors; |
| |
| /* various cruft */ |
| u32 dataA[6]; |
| u16 dataB[5]; |
| u32 dataC[14]; |
| } __attribute((packed)); |
| |
| #define STATUS_MASK 0x0F |
| #define COMPLETED (1<<7) |
| #define COMPLETED_OK (1<<6) |
| #define BUFFER_BUSY (1<<5) |
| |
| #define CONTROL_EOP (1<<7) /* End Of Packet */ |
| #define CONTROL_EOL (1<<6) /* End of List */ |
| |
| #define MCA_MC32_ID 0x0041 /* Our MCA ident */ |
