136 lines
4.1 KiB
C
136 lines
4.1 KiB
C
/* $NetBSD: if_enetvar.h,v 1.1 2016/05/17 06:44:45 ryo Exp $ */
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/*
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* Copyright (c) 2014 Ryo Shimizu <ryo@nerv.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ARM_IMX_IF_ENETVAR_H_
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#define _ARM_IMX_IF_ENETVAR_H_
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#include <sys/rndsource.h>
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#include <net/if.h>
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#include <net/if_media.h>
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#include <net/if_ether.h>
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#include <dev/mii/miivar.h>
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#define ENET_TX_RING_CNT 256
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#define ENET_RX_RING_CNT 256
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struct enet_txsoft {
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struct mbuf *txs_mbuf; /* head of our mbuf chain */
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bus_dmamap_t txs_dmamap; /* our DMA map */
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};
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struct enet_rxsoft {
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struct mbuf *rxs_mbuf; /* head of our mbuf chain */
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bus_dmamap_t rxs_dmamap; /* our DMA map */
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};
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struct enet_softc {
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device_t sc_dev;
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bus_addr_t sc_addr;
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bus_space_tag_t sc_iot;
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bus_space_handle_t sc_ioh;
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bus_dma_tag_t sc_dmat;
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int sc_unit;
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int sc_imxtype;
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unsigned int sc_pllclock;
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/* interrupts */
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void *sc_ih;
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void *sc_ih2; /* for i.MX7 */
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void *sc_ih3; /* for i.MX7 */
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callout_t sc_tick_ch;
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bool sc_stopping;
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/* TX */
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struct enet_txdesc *sc_txdesc_ring; /* [ENET_TX_RING_CNT] */
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bus_dmamap_t sc_txdesc_dmamap;
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struct enet_rxdesc *sc_rxdesc_ring; /* [ENET_RX_RING_CNT] */
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bus_dmamap_t sc_rxdesc_dmamap;
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struct enet_txsoft sc_txsoft[ENET_TX_RING_CNT];
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int sc_tx_considx;
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int sc_tx_prodidx;
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int sc_tx_free;
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/* RX */
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struct enet_rxsoft sc_rxsoft[ENET_RX_RING_CNT];
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int sc_rx_readidx;
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/* misc */
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int sc_if_flags; /* local copy of if_flags */
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int sc_flowflags; /* 802.3x flow control flags */
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struct ethercom sc_ethercom; /* interface info */
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struct mii_data sc_mii;
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uint8_t sc_enaddr[ETHER_ADDR_LEN];
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krndsource_t sc_rnd_source;
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#ifdef ENET_EVENT_COUNTER
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struct evcnt sc_ev_t_drop;
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struct evcnt sc_ev_t_packets;
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struct evcnt sc_ev_t_bc_pkt;
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struct evcnt sc_ev_t_mc_pkt;
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struct evcnt sc_ev_t_crc_align;
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struct evcnt sc_ev_t_undersize;
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struct evcnt sc_ev_t_oversize;
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struct evcnt sc_ev_t_frag;
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struct evcnt sc_ev_t_jab;
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struct evcnt sc_ev_t_col;
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struct evcnt sc_ev_t_p64;
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struct evcnt sc_ev_t_p65to127n;
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struct evcnt sc_ev_t_p128to255n;
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struct evcnt sc_ev_t_p256to511;
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struct evcnt sc_ev_t_p512to1023;
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struct evcnt sc_ev_t_p1024to2047;
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struct evcnt sc_ev_t_p_gte2048;
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struct evcnt sc_ev_t_octets;
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struct evcnt sc_ev_r_packets;
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struct evcnt sc_ev_r_bc_pkt;
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struct evcnt sc_ev_r_mc_pkt;
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struct evcnt sc_ev_r_crc_align;
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struct evcnt sc_ev_r_undersize;
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struct evcnt sc_ev_r_oversize;
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struct evcnt sc_ev_r_frag;
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struct evcnt sc_ev_r_jab;
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struct evcnt sc_ev_r_p64;
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struct evcnt sc_ev_r_p65to127;
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struct evcnt sc_ev_r_p128to255;
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struct evcnt sc_ev_r_p256to511;
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struct evcnt sc_ev_r_p512to1023;
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struct evcnt sc_ev_r_p1024to2047;
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struct evcnt sc_ev_r_p_gte2048;
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struct evcnt sc_ev_r_octets;
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#endif /* ENET_EVENT_COUNTER */
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};
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void enet_attach_common(device_t, bus_space_tag_t, bus_dma_tag_t,
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bus_addr_t, bus_size_t, int);
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int enet_match(device_t, cfdata_t, void *);
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void enet_attach(device_t, device_t, void *);
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#endif /* _ARM_IMX_IF_ENETVAR_H_ */
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