1 /*- 2 * Copyright (c) 2003 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the NetBSD 16 * Foundation, Inc. and its contributors. 17 * 4. Neither the name of The NetBSD Foundation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * Copyright (c) 1997, 1998, 1999, 2000 36 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in the 45 * documentation and/or other materials provided with the distribution. 46 * 3. All advertising materials mentioning features or use of this software 47 * must display the following acknowledgement: 48 * This product includes software developed by Bill Paul. 49 * 4. Neither the name of the author nor the names of any co-contributors 50 * may be used to endorse or promote products derived from this software 51 * without specific prior written permission. 52 * 53 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 56 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 57 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 58 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 59 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 60 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 61 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 62 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 63 * THE POSSIBILITY OF SUCH DAMAGE. 64 * 65 * 66 * $FreeBSD: /c/ncvs/src/sys/pci/if_skreg.h,v 1.9 2000/04/22 02:16:37 wpaul Exp $ 67 * $NetBSD: if_skvar.h,v 1.6 2005/05/30 04:35:22 christos Exp $ 68 * $OpenBSD: if_skvar.h,v 1.2 2005/12/22 20:54:47 brad Exp $ 69 * $DragonFly: src/sys/dev/netif/sk/if_skvar.h,v 1.3 2007/06/23 09:25:02 sephe Exp $ 70 */ 71 72 /* 73 * Copyright (c) 2003 Nathan L. Binkert <binkertn@umich.edu> 74 * 75 * Permission to use, copy, modify, and distribute this software for any 76 * purpose with or without fee is hereby granted, provided that the above 77 * copyright notice and this permission notice appear in all copies. 78 * 79 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 80 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 81 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 82 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 83 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 84 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 85 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 86 */ 87 88 #ifndef _IF_SKVAR_H_ 89 #define _IF_SKVAR_H_ 90 91 struct sk_jpool_entry { 92 struct sk_if_softc *sc_if; 93 int inuse; 94 int slot; 95 void *buf; 96 bus_addr_t paddr; 97 SLIST_ENTRY(sk_jpool_entry) entry_next; 98 }; 99 100 /* 101 * Number of DMA segments in a TxCB. Note that this is carefully 102 * chosen to make the total struct size an even power of two. It's 103 * critical that no TxCB be split across a page boundary since 104 * no attempt is made to allocate physically contiguous memory. 105 */ 106 #define SK_NTXSEG 30 107 108 struct sk_chain_data { 109 struct mbuf *sk_tx_mbuf[SK_TX_RING_CNT]; 110 bus_dma_tag_t sk_tx_dtag; 111 bus_dmamap_t sk_tx_dmap[SK_TX_RING_CNT]; 112 int sk_tx_prod; 113 int sk_tx_cons; 114 int sk_tx_cnt; 115 116 struct mbuf *sk_rx_mbuf[SK_RX_RING_CNT]; 117 bus_dma_tag_t sk_rx_dtag; 118 bus_dmamap_t sk_rx_dmap[SK_RX_RING_CNT]; 119 bus_dmamap_t sk_rx_dmap_tmp; 120 int sk_rx_prod; 121 int sk_rx_cons; 122 int sk_rx_cnt; 123 124 struct lwkt_serialize sk_jpool_serializer; 125 bus_dma_tag_t sk_jpool_dtag; 126 bus_dmamap_t sk_jpool_dmap; 127 void *sk_jpool; 128 struct sk_jpool_entry sk_jpool_ent[SK_JSLOTS]; 129 SLIST_HEAD(, sk_jpool_entry) sk_jpool_free_ent; 130 }; 131 132 struct sk_ring_data { 133 struct sk_tx_desc sk_tx_ring[SK_TX_RING_CNT]; 134 struct sk_rx_desc sk_rx_ring[SK_RX_RING_CNT]; 135 }; 136 137 #define SK_TX_RING_ADDR(sc, i) \ 138 ((sc)->sk_rdata_paddr + offsetof(struct sk_ring_data, sk_tx_ring[(i)])) 139 140 #define SK_RX_RING_ADDR(sc, i) \ 141 ((sc)->sk_rdata_paddr + offsetof(struct sk_ring_data, sk_rx_ring[(i)])) 142 143 struct sk_bcom_hack { 144 int reg; 145 int val; 146 }; 147 148 #define SK_INC(x, y) (x) = (x + 1) % y 149 150 /* Forward decl. */ 151 struct sk_if_softc; 152 153 /* Softc for the GEnesis controller. */ 154 struct sk_softc { 155 int sk_res_rid; 156 struct resource *sk_res; 157 bus_space_handle_t sk_bhandle; /* bus space handle */ 158 bus_space_tag_t sk_btag; /* bus space tag */ 159 160 int sk_irq_rid; 161 struct resource *sk_irq; 162 void *sk_intrhand; /* irq handler handle */ 163 164 uint8_t sk_coppertype; 165 uint8_t sk_pmd; /* physical media type */ 166 uint8_t sk_type; 167 uint8_t sk_rev; 168 uint8_t sk_macs; /* # of MACs */ 169 uint32_t sk_rboff; /* RAMbuffer offset */ 170 uint32_t sk_ramsize; /* amount of RAM on NIC */ 171 uint32_t sk_intrmask; 172 uint32_t sk_imtimer_ticks; 173 int sk_imtime; 174 struct sysctl_ctx_list sk_sysctl_ctx; 175 struct sysctl_oid *sk_sysctl_tree; 176 struct lwkt_serialize sk_serializer; 177 struct sk_if_softc *sk_if[2]; 178 device_t sk_devs[2]; 179 }; 180 181 /* Softc for each logical interface */ 182 struct sk_if_softc { 183 struct arpcom arpcom; /* interface info */ 184 device_t sk_miibus; 185 uint8_t sk_port; /* port # on controller */ 186 uint8_t sk_xmac_rev; /* XMAC chip rev (B2 or C1) */ 187 uint32_t sk_rx_ramstart; 188 uint32_t sk_rx_ramend; 189 uint32_t sk_tx_ramstart; 190 uint32_t sk_tx_ramend; 191 uint8_t sk_phytype; 192 int sk_phyaddr; 193 int sk_cnt; 194 int sk_link; 195 struct callout sk_tick_timer; 196 struct sk_chain_data sk_cdata; 197 struct sk_ring_data *sk_rdata; 198 bus_dma_tag_t sk_rdata_dtag; 199 bus_dmamap_t sk_rdata_dmap; 200 bus_addr_t sk_rdata_paddr; 201 struct sk_softc *sk_softc; /* parent controller */ 202 int sk_tx_bmu; /* TX BMU register */ 203 int sk_if_flags; 204 int sk_use_jumbo; 205 }; 206 207 struct sk_dma_ctx { 208 int nsegs; 209 bus_dma_segment_t *segs; 210 }; 211 212 #endif /* !_IF_SKVAR_H_ */ 213