diff options
Diffstat (limited to 'drivers/net/ethernet/seeq/seeq8005.h')
| -rw-r--r-- | drivers/net/ethernet/seeq/seeq8005.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/drivers/net/ethernet/seeq/seeq8005.h b/drivers/net/ethernet/seeq/seeq8005.h new file mode 100644 index 00000000000..5dfb0098c6c --- /dev/null +++ b/drivers/net/ethernet/seeq/seeq8005.h @@ -0,0 +1,156 @@ +/* + * defines, etc for the seeq8005 + */ + +/* + * This file is distributed under GPL. + * + * This style and layout of this file is also copied + * from many of the other linux network device drivers. + */ + +/* The number of low I/O ports used by the ethercard. */ +#define SEEQ8005_IO_EXTENT 16 + +#define SEEQ_B (ioaddr) + +#define SEEQ_CMD (SEEQ_B) /* Write only */ +#define SEEQ_STATUS (SEEQ_B) /* Read only */ +#define SEEQ_CFG1 (SEEQ_B + 2) +#define SEEQ_CFG2 (SEEQ_B + 4) +#define SEEQ_REA (SEEQ_B + 6) /* Receive End Area Register */ +#define SEEQ_RPR (SEEQ_B + 10) /* Receive Pointer Register */ +#define SEEQ_TPR (SEEQ_B + 12) /* Transmit Pointer Register */ +#define SEEQ_DMAAR (SEEQ_B + 14) /* DMA Address Register */ +#define SEEQ_BUFFER (SEEQ_B + 8) /* Buffer Window Register */ + +#define DEFAULT_TEA (0x3f) + +#define SEEQCMD_DMA_INT_EN (0x0001) /* DMA Interrupt Enable */ +#define SEEQCMD_RX_INT_EN (0x0002) /* Receive Interrupt Enable */ +#define SEEQCMD_TX_INT_EN (0x0004) /* Transmit Interrupt Enable */ +#define SEEQCMD_WINDOW_INT_EN (0x0008) /* What the hell is this for?? */ +#define SEEQCMD_INT_MASK (0x000f) + +#define SEEQCMD_DMA_INT_ACK (0x0010) /* DMA ack */ +#define SEEQCMD_RX_INT_ACK (0x0020) +#define SEEQCMD_TX_INT_ACK (0x0040) +#define SEEQCMD_WINDOW_INT_ACK (0x0080) +#define SEEQCMD_ACK_ALL (0x00f0) + +#define SEEQCMD_SET_DMA_ON (0x0100) /* Enables DMA Request logic */ +#define SEEQCMD_SET_RX_ON (0x0200) /* Enables Packet RX */ +#define SEEQCMD_SET_TX_ON (0x0400) /* Starts TX run */ +#define SEEQCMD_SET_DMA_OFF (0x0800) +#define SEEQCMD_SET_RX_OFF (0x1000) +#define SEEQCMD_SET_TX_OFF (0x2000) +#define SEEQCMD_SET_ALL_OFF (0x3800) /* set all logic off */ + +#define SEEQCMD_FIFO_READ (0x4000) /* Set FIFO to read mode (read from Buffer) */ +#define SEEQCMD_FIFO_WRITE (0x8000) /* Set FIFO to write mode */ + +#define SEEQSTAT_DMA_INT_EN (0x0001) /* Status of interrupt enable */ +#define SEEQSTAT_RX_INT_EN (0x0002) +#define SEEQSTAT_TX_INT_EN (0x0004) +#define SEEQSTAT_WINDOW_INT_EN (0x0008) + +#define SEEQSTAT_DMA_INT (0x0010) /* Interrupt flagged */ +#define SEEQSTAT_RX_INT (0x0020) +#define SEEQSTAT_TX_INT (0x0040) +#define SEEQSTAT_WINDOW_INT (0x0080) +#define SEEQSTAT_ANY_INT (0x00f0) + +#define SEEQSTAT_DMA_ON (0x0100) /* DMA logic on */ +#define SEEQSTAT_RX_ON (0x0200) /* Packet RX on */ +#define SEEQSTAT_TX_ON (0x0400) /* TX running */ + +#define SEEQSTAT_FIFO_FULL (0x2000) +#define SEEQSTAT_FIFO_EMPTY (0x4000) +#define SEEQSTAT_FIFO_DIR (0x8000) /* 1=read, 0=write */ + +#define SEEQCFG1_BUFFER_MASK (0x000f) /* define what maps into the BUFFER register */ +#define SEEQCFG1_BUFFER_MAC0 (0x0000) /* MAC station addresses 0-5 */ +#define SEEQCFG1_BUFFER_MAC1 (0x0001) +#define SEEQCFG1_BUFFER_MAC2 (0x0002) +#define SEEQCFG1_BUFFER_MAC3 (0x0003) +#define SEEQCFG1_BUFFER_MAC4 (0x0004) +#define SEEQCFG1_BUFFER_MAC5 (0x0005) +#define SEEQCFG1_BUFFER_PROM (0x0006) /* The Address/CFG PROM */ +#define SEEQCFG1_BUFFER_TEA (0x0007) /* Transmit end area */ +#define SEEQCFG1_BUFFER_BUFFER (0x0008) /* Packet buffer memory */ +#define SEEQCFG1_BUFFER_INT_VEC (0x0009) /* Interrupt Vector */ + +#define SEEQCFG1_DMA_INTVL_MASK (0x0030) +#define SEEQCFG1_DMA_CONT (0x0000) +#define SEEQCFG1_DMA_800ns (0x0010) +#define SEEQCFG1_DMA_1600ns (0x0020) +#define SEEQCFG1_DMA_3200ns (0x0030) + +#define SEEQCFG1_DMA_LEN_MASK (0x00c0) +#define SEEQCFG1_DMA_LEN1 (0x0000) +#define SEEQCFG1_DMA_LEN2 (0x0040) +#define SEEQCFG1_DMA_LEN4 (0x0080) +#define SEEQCFG1_DMA_LEN8 (0x00c0) + +#define SEEQCFG1_MAC_MASK (0x3f00) /* Dis/enable bits for MAC addresses */ +#define SEEQCFG1_MAC0_EN (0x0100) +#define SEEQCFG1_MAC1_EN (0x0200) +#define SEEQCFG1_MAC2_EN (0x0400) +#define SEEQCFG1_MAC3_EN (0x0800) +#define SEEQCFG1_MAC4_EN (0x1000) +#define SEEQCFG1_MAC5_EN (0x2000) + +#define SEEQCFG1_MATCH_MASK (0xc000) /* Packet matching logic cfg bits */ +#define SEEQCFG1_MATCH_SPECIFIC (0x0000) /* only matching MAC addresses */ +#define SEEQCFG1_MATCH_BROAD (0x4000) /* matching and broadcast addresses */ +#define SEEQCFG1_MATCH_MULTI (0x8000) /* matching, broadcast and multicast */ +#define SEEQCFG1_MATCH_ALL (0xc000) /* Promiscuous mode */ + +#define SEEQCFG1_DEFAULT (SEEQCFG1_BUFFER_BUFFER | SEEQCFG1_MAC0_EN | SEEQCFG1_MATCH_BROAD) + +#define SEEQCFG2_BYTE_SWAP (0x0001) /* 0=Intel byte-order */ +#define SEEQCFG2_AUTO_REA (0x0002) /* if set, Receive End Area will be updated when reading from Buffer */ + +#define SEEQCFG2_CRC_ERR_EN (0x0008) /* enables receiving of packets with CRC errors */ +#define SEEQCFG2_DRIBBLE_EN (0x0010) /* enables receiving of non-aligned packets */ +#define SEEQCFG2_SHORT_EN (0x0020) /* enables receiving of short packets */ + +#define SEEQCFG2_SLOTSEL (0x0040) /* 0= standard IEEE802.3, 1= smaller,faster, non-standard */ +#define SEEQCFG2_NO_PREAM (0x0080) /* 1= user supplies Xmit preamble bytes */ +#define SEEQCFG2_ADDR_LEN (0x0100) /* 1= 2byte addresses */ +#define SEEQCFG2_REC_CRC (0x0200) /* 0= received packets will have CRC stripped from them */ +#define SEEQCFG2_XMIT_NO_CRC (0x0400) /* don't xmit CRC with each packet (user supplies it) */ +#define SEEQCFG2_LOOPBACK (0x0800) +#define SEEQCFG2_CTRLO (0x1000) +#define SEEQCFG2_RESET (0x8000) /* software Hard-reset bit */ + +struct seeq_pkt_hdr { + unsigned short next; /* address of next packet header */ + unsigned char babble_int:1, /* enable int on >1514 byte packet */ + coll_int:1, /* enable int on collision */ + coll_16_int:1, /* enable int on >15 collision */ + xmit_int:1, /* enable int on success (or xmit with <15 collision) */ + unused:1, + data_follows:1, /* if not set, process this as a header and pointer only */ + chain_cont:1, /* if set, more headers in chain only cmd bit valid in recv header */ + xmit_recv:1; /* if set, a xmit packet, else a receive packet.*/ + unsigned char status; +}; + +#define SEEQPKTH_BAB_INT_EN (0x01) /* xmit only */ +#define SEEQPKTH_COL_INT_EN (0x02) /* xmit only */ +#define SEEQPKTH_COL16_INT_EN (0x04) /* xmit only */ +#define SEEQPKTH_XMIT_INT_EN (0x08) /* xmit only */ +#define SEEQPKTH_DATA_FOLLOWS (0x20) /* supposedly in xmit only */ +#define SEEQPKTH_CHAIN (0x40) /* more headers follow */ +#define SEEQPKTH_XMIT (0x80) + +#define SEEQPKTS_BABBLE (0x0100) /* xmit only */ +#define SEEQPKTS_OVERSIZE (0x0100) /* recv only */ +#define SEEQPKTS_COLLISION (0x0200) /* xmit only */ +#define SEEQPKTS_CRC_ERR (0x0200) /* recv only */ +#define SEEQPKTS_COLL16 (0x0400) /* xmit only */ +#define SEEQPKTS_DRIB (0x0400) /* recv only */ +#define SEEQPKTS_SHORT (0x0800) /* recv only */ +#define SEEQPKTS_DONE (0x8000) +#define SEEQPKTS_ANY_ERROR (0x0f00) |