1 /* $OpenBSD: if_mosreg.h,v 1.3 2008/11/22 09:46:12 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2008 Johann Christian Rode <jcrode@gmx.net> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /* 20 * Copyright (c) 1997, 1998, 1999, 2000-2003 21 * Bill Paul <wpaul@windriver.com>. All rights reserved. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the above copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * This product includes software developed by Ravikanth. 34 * 4. Neither the name of the author nor the names of any co-contributors 35 * may be used to endorse or promote products derived from this software 36 * without specific prior written permission. 37 * 38 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 39 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 40 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 41 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul, THE VOICES IN HIS HEAD OR 42 * THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 43 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 44 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 45 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 46 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 47 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 48 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 49 * 50 */ 51 52 /* 53 * Register definitions for the Moschip MCS7x30 ethernet controller. 54 */ 55 #define MOS_MCAST_TABLE 0x00 56 #define MOS_IPG0 0x08 57 #define MOS_IPG1 0x09 58 #define MOS_PHY_DATA0 0x0a 59 #define MOS_PHY_DATA1 0x0b 60 #define MOS_PHY_CTL 0x0c 61 #define MOS_PHY_STS 0x0d 62 #define MOS_PHY_DATA MOS_PHY_DATA0 63 #define MOS_CTL 0x0e 64 #define MOS_MAC0 0x0f 65 #define MOS_MAC1 0x10 66 #define MOS_MAC2 0x11 67 #define MOS_MAC3 0x12 68 #define MOS_MAC4 0x13 69 #define MOS_MAC5 0x14 70 #define MOS_MAC MOS_MAC0 71 /* apparently only available on hardware rev. C */ 72 #define MOS_FRAME_DROP_CNT 0x15 73 #define MOS_PAUSE_TRHD 0x16 74 75 #define MOS_PHYCTL_PHYADDR 0x1f 76 #define MOS_PHYCTL_WRITE 0x20 77 #define MOS_PHYCTL_READ 0x40 78 79 #define MOS_PHYSTS_PHYREG 0x1f 80 #define MOS_PHYSTS_READY 0x40 81 #define MOS_PHYSTS_PENDING 0x80 82 83 #define MOS_CTL_RX_PROMISC 0x01 84 #define MOS_CTL_ALLMULTI 0x02 85 #define MOS_CTL_SLEEP 0x04 86 #define MOS_CTL_TX_ENB 0x08 87 /* 88 * The documentation calls this bit 'reserved', but in the FreeBSD driver 89 * provided by the vendor, this enables the receiver. 90 */ 91 #define MOS_CTL_RX_ENB 0x10 92 #define MOS_CTL_FDX_ENB 0x20 93 /* 0 = 10 Mbps, 1 = 100 Mbps */ 94 #define MOS_CTL_SPEEDSEL 0x40 95 /* 0 = PHY controls speed/duplex mode, 1 = bridge controls speed/duplex mode */ 96 #define MOS_CTL_BS_ENB 0x80 97 98 #define MOS_RXSTS_SHORT_FRAME 0x01 99 #define MOS_RXSTS_LENGTH_ERROR 0x02 100 #define MOS_RXSTS_ALIGN_ERROR 0x04 101 #define MOS_RXSTS_CRC_ERROR 0x08 102 #define MOS_RXSTS_LARGE_FRAME 0x10 103 #define MOS_RXSTS_VALID 0x20 104 /* 105 * The EtherType field of an Ethernet frame can contain values other than 106 * the frame length, hence length errors are ignored. 107 */ 108 #define MOS_RXSTS_MASK 0x3d 109 110 #define MOS_PAUSE_TRHD_DEFAULT 0 111 #define MOS_PAUSE_REWRITES 3 112 113 #define MOS_TIMEOUT 1000 114 115 #define MOS_RX_LIST_CNT 1 116 #define MOS_TX_LIST_CNT 1 117 118 /* Maximum size of a fast ethernet frame plus one byte for the status */ 119 #define MOS_BUFSZ (ETHER_MAX_LEN+1) 120 121 /* 122 * USB endpoints. 123 */ 124 #define MOS_ENDPT_RX 0 125 #define MOS_ENDPT_TX 1 126 #define MOS_ENDPT_INTR 2 127 #define MOS_ENDPT_MAX 3 128 129 /* 130 * USB vendor requests. 131 */ 132 #define MOS_UR_READREG 0x0e 133 #define MOS_UR_WRITEREG 0x0d 134 135 #define MOS_CONFIG_NO 1 136 #define MOS_IFACE_IDX 0 137 138 struct mos_type { 139 struct usb_devno mos_dev; 140 u_int16_t mos_flags; 141 #define MCS7730 0x0001 /* MCS7730 */ 142 #define MCS7830 0x0002 /* MCS7830 */ 143 }; 144 145 #define MOS_INC(x, y) (x) = (x + 1) % y 146 147 struct mos_softc; 148 149 struct mos_chain { 150 struct mos_softc *mos_sc; 151 usbd_xfer_handle mos_xfer; 152 char *mos_buf; 153 struct mbuf *mos_mbuf; 154 int mos_accum; 155 int mos_idx; 156 }; 157 158 struct mos_cdata { 159 struct mos_chain mos_tx_chain[MOS_TX_LIST_CNT]; 160 struct mos_chain mos_rx_chain[MOS_RX_LIST_CNT]; 161 int mos_tx_prod; 162 int mos_tx_cons; 163 int mos_tx_cnt; 164 int mos_rx_prod; 165 }; 166 167 struct mos_softc { 168 struct device mos_dev; 169 #define GET_MII(sc) (&(sc)->mos_mii) 170 struct arpcom arpcom; 171 #define GET_IFP(sc) (&(sc)->arpcom.ac_if) 172 struct mii_data mos_mii; 173 usbd_device_handle mos_udev; 174 usbd_interface_handle mos_iface; 175 176 u_int16_t mos_flags; 177 178 int mos_ed[MOS_ENDPT_MAX]; 179 usbd_pipe_handle mos_ep[MOS_ENDPT_MAX]; 180 int mos_unit; 181 int mos_if_flags; 182 struct mos_cdata mos_cdata; 183 struct timeout mos_stat_ch; 184 185 int mos_refcnt; 186 char mos_dying; 187 char mos_attached; 188 189 int mos_link; 190 unsigned char mos_ipgs[2]; 191 unsigned char mos_phyaddrs[2]; 192 struct timeval mos_rx_notice; 193 194 u_int16_t mos_tspeed; 195 u_int16_t mos_maxpacket; 196 197 struct ifmedia mos_ifmedia; 198 199 struct usb_task mos_tick_task; 200 struct usb_task mos_stop_task; 201 202 struct rwlock mos_mii_lock; 203 204 u_int mos_bufsz; 205 }; 206 207