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Lines Matching refs:emac

1 /* Blackfin Ethernet Media Access Controller (EMAC) model.
143   struct bfin_emac *emac = hw_data (me);
145   bu8 addr = PHYAD (emac->staadd);
146   bu8 reg = REGAD (emac->staadd);
147   bu16 data = emac->stadat;
159   struct bfin_emac *emac = hw_data (me);
161   bu8 addr = PHYAD (emac->staadd);
162   bu8 reg = REGAD (emac->staadd);
169   emac->stadat = data;
176   struct bfin_emac *emac = hw_data (me);
187   mmr_off = addr - emac->base;
188   valuep = (void *)((uintptr_t)emac + mmr_base() + mmr_off);
217 	emac->rx_stat &= ~RX_COMP;
219 	emac->tx_stat &= ~TX_COMP;
255 	  memset (&emac->rxc_ok, 0, mmr_offset (rxc_ge1024) - mmr_offset (rxc_ok) + 4);
256 	  memset (&emac->txc_ok, 0, mmr_offset (txc_abort) - mmr_offset (txc_ok) + 4);
279   struct bfin_emac *emac = hw_data (me);
288   mmr_off = addr - emac->base;
289   valuep = (void *)((uintptr_t)emac + mmr_base() + mmr_off);
343 attach_bfin_emac_regs (struct hw *me, struct bfin_emac *emac)
367   emac->base = attach_address;
376   struct bfin_emac *emac = hw_data (me);
377   struct dv_bfin *dma = hw_data (emac->dma_master);
388       emac->tx_stat |= TX_OK;
389       emac->tx_stky |= TX_OK;
391       memcpy (data, &emac->tx_stat, 4);
397   if (!(emac->opmode & RE))
407       if (emac->sysctl & RXDWA)
413       ret = read (emac->tap, data, nr_bytes);
427       if (emac->sysctl & RXCKS)
430 	  emac->rx_crc = 0;
435       emac->rx_stat |= RX_ACCEPT;
436       emac->rx_stat = (emac->rx_stat & ~RX_FRLEN) | len;
438       emac->rx_stat |= RX_COMP;
439       emac->rx_stky |= RX_COMP;
444       emac->rx_stat |= RX_OK;
445       emac->rx_stky |= RX_OK;
448       if (emac->sysctl & RXCKS)
450 	  memcpy (data, &emac->rx_crc, 4);
454       memcpy (data, &emac->rx_stat, 4);
468   struct bfin_emac *emac = hw_data (me);
469   struct dv_bfin *dma = hw_data (emac->dma_master);
476   if (!(emac->opmode & TE))
484   ret = write (emac->tap, data + 2, len);
489   emac->tx_stat |= TX_COMP;
490   emac->tx_stky |= TX_COMP;
533   struct bfin_emac *emac = hw_data (me);
534   close (emac->tap);
541   struct bfin_emac *emac = hw_data (me);
544   emac->tap = open ("/dev/net/tun", O_RDWR);
545   if (emac->tap == -1)
551   memset (&emac->ifr, 0, sizeof (emac->ifr));
552   emac->ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
553   strcpy (emac->ifr.ifr_name, "tap-gdb");
556   if (ioctl (emac->tap, TUNSETIFF, &emac->ifr) < 0
558       || ioctl (emac->tap, TUNSETNOCSUM) < 0
561       || ioctl (emac->tap, TUNSETSNDBUF, &flags) < 0
566       close (emac->tap);
570   flags = fcntl (emac->tap, F_GETFL);
571   fcntl (emac->tap, F_SETFL, flags | O_NONBLOCK);
578   struct bfin_emac *emac;
580   emac = HW_ZALLOC (me, struct bfin_emac);
582   set_hw_data (me, emac);
591   attach_bfin_emac_regs (me, emac);
593   /* Initialize the EMAC.  */
594   emac->addrlo = 0xffffffff;
595   emac->addrhi = 0x0000ffff;
596   emac->vlan1 = 0x0000ffff;
597   emac->vlan2 = 0x0000ffff;
598   emac->sysctl = 0x00003f00;
599   emac->mmc_ctl = 0x0000000a;