1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2013-2014 Kevin Lo 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #define AXGE_ACCESS_MAC 0x01 32 #define AXGE_ACCESS_PHY 0x02 33 #define AXGE_ACCESS_WAKEUP 0x03 34 #define AXGE_ACCESS_EEPROM 0x04 35 #define AXGE_ACCESS_EFUSE 0x05 36 #define AXGE_RELOAD_EEPROM_EFUSE 0x06 37 #define AXGE_WRITE_EFUSE_EN 0x09 38 #define AXGE_WRITE_EFUSE_DIS 0x0A 39 #define AXGE_ACCESS_MFAB 0x10 40 41 /* Physical link status register */ 42 #define AXGE_PLSR 0x02 43 #define PLSR_USB_FS 0x01 44 #define PLSR_USB_HS 0x02 45 #define PLSR_USB_SS 0x04 46 47 /* EEPROM address register */ 48 #define AXGE_EAR 0x07 49 50 /* EEPROM data low register */ 51 #define AXGE_EDLR 0x08 52 53 /* EEPROM data high register */ 54 #define AXGE_EDHR 0x09 55 56 /* EEPROM command register */ 57 #define AXGE_ECR 0x0a 58 59 /* Rx control register */ 60 #define AXGE_RCR 0x0b 61 #define RCR_STOP 0x0000 62 #define RCR_PROMISC 0x0001 63 #define RCR_ACPT_ALL_MCAST 0x0002 64 #define RCR_AUTOPAD_BNDRY 0x0004 65 #define RCR_ACPT_BCAST 0x0008 66 #define RCR_ACPT_MCAST 0x0010 67 #define RCR_ACPT_PHY_MCAST 0x0020 68 #define RCR_START 0x0080 69 #define RCR_DROP_CRCERR 0x0100 70 #define RCR_IPE 0x0200 71 #define RCR_TX_CRC_PAD 0x0400 72 73 /* Node id register */ 74 #define AXGE_NIDR 0x10 75 76 /* Multicast filter array */ 77 #define AXGE_MFA 0x16 78 79 /* Medium status register */ 80 #define AXGE_MSR 0x22 81 #define MSR_GM 0x0001 82 #define MSR_FD 0x0002 83 #define MSR_EN_125MHZ 0x0008 84 #define MSR_RFC 0x0010 85 #define MSR_TFC 0x0020 86 #define MSR_RE 0x0100 87 #define MSR_PS 0x0200 88 89 /* Monitor mode status register */ 90 #define AXGE_MMSR 0x24 91 #define MMSR_RWLC 0x02 92 #define MMSR_RWMP 0x04 93 #define MMSR_RWWF 0x08 94 #define MMSR_RW_FLAG 0x10 95 #define MMSR_PME_POL 0x20 96 #define MMSR_PME_TYPE 0x40 97 #define MMSR_PME_IND 0x80 98 99 /* GPIO control/status register */ 100 #define AXGE_GPIOCR 0x25 101 102 /* Ethernet PHY power & reset control register */ 103 #define AXGE_EPPRCR 0x26 104 #define EPPRCR_BZ 0x0010 105 #define EPPRCR_IPRL 0x0020 106 #define EPPRCR_AUTODETACH 0x1000 107 108 #define AXGE_RX_BULKIN_QCTRL 0x2e 109 110 #define AXGE_CLK_SELECT 0x33 111 #define AXGE_CLK_SELECT_BCS 0x01 112 #define AXGE_CLK_SELECT_ACS 0x02 113 #define AXGE_CLK_SELECT_ACSREQ 0x10 114 #define AXGE_CLK_SELECT_ULR 0x08 115 116 /* COE Rx control register */ 117 #define AXGE_CRCR 0x34 118 #define CRCR_IP 0x01 119 #define CRCR_TCP 0x02 120 #define CRCR_UDP 0x04 121 #define CRCR_ICMP 0x08 122 #define CRCR_IGMP 0x10 123 #define CRCR_TCPV6 0x20 124 #define CRCR_UDPV6 0x40 125 #define CRCR_ICMPV6 0x80 126 127 /* COE Tx control register */ 128 #define AXGE_CTCR 0x35 129 #define CTCR_IP 0x01 130 #define CTCR_TCP 0x02 131 #define CTCR_UDP 0x04 132 #define CTCR_ICMP 0x08 133 #define CTCR_IGMP 0x10 134 #define CTCR_TCPV6 0x20 135 #define CTCR_UDPV6 0x40 136 #define CTCR_ICMPV6 0x80 137 138 /* Pause water level high register */ 139 #define AXGE_PWLHR 0x54 140 141 /* Pause water level low register */ 142 #define AXGE_PWLLR 0x55 143 144 #define AXGE_CONFIG_IDX 0 /* config number 1 */ 145 #define AXGE_IFACE_IDX 0 146 147 #define GET_MII(sc) uether_getmii(&(sc)->sc_ue) 148 149 /* The interrupt endpoint is currently unused by the ASIX part. */ 150 enum { 151 AXGE_BULK_DT_WR, 152 AXGE_BULK_DT_RD, 153 AXGE_N_TRANSFER, 154 }; 155 156 #define AXGE_N_FRAMES 16 157 158 struct axge_frame_txhdr { 159 uint32_t len; 160 #define AXGE_TXLEN_MASK 0x0001FFFF 161 #define AXGE_VLAN_INSERT 0x20000000 162 #define AXGE_CSUM_DISABLE 0x80000000 163 uint32_t mss; 164 #define AXGE_MSS_MASK 0x00003FFF 165 #define AXGE_PADDING 0x80008000 166 #define AXGE_VLAN_TAG_MASK 0xFFFF0000 167 } __packed; 168 169 #define AXGE_TXBYTES(x) ((x) & AXGE_TXLEN_MASK) 170 171 #define AXGE_PHY_ADDR 3 172 173 struct axge_frame_rxhdr { 174 uint32_t status; 175 #define AXGE_RX_L4_CSUM_ERR 0x00000001 176 #define AXGE_RX_L3_CSUM_ERR 0x00000002 177 #define AXGE_RX_L4_TYPE_UDP 0x00000004 178 #define AXGE_RX_L4_TYPE_ICMP 0x00000008 179 #define AXGE_RX_L4_TYPE_IGMP 0x0000000C 180 #define AXGE_RX_L4_TYPE_TCP 0x00000010 181 #define AXGE_RX_L4_TYPE_MASK 0x0000001C 182 #define AXGE_RX_L3_TYPE_IPV4 0x00000020 183 #define AXGE_RX_L3_TYPE_IPV6 0x00000040 184 #define AXGE_RX_L3_TYPE_MASK 0x00000060 185 #define AXGE_RX_VLAN_IND_MASK 0x00000700 186 #define AXGE_RX_GOOD_PKT 0x00000800 187 #define AXGE_RX_VLAN_PRI_MASK 0x00007000 188 #define AXGE_RX_MBCAST 0x00008000 189 #define AXGE_RX_LEN_MASK 0x1FFF0000 190 #define AXGE_RX_CRC_ERR 0x20000000 191 #define AXGE_RX_MII_ERR 0x40000000 192 #define AXGE_RX_DROP_PKT 0x80000000 193 #define AXGE_RX_LEN_SHIFT 16 194 } __packed; 195 196 #define AXGE_RXBYTES(x) (((x) & AXGE_RX_LEN_MASK) >> AXGE_RX_LEN_SHIFT) 197 #define AXGE_RX_ERR(x) \ 198 ((x) & (AXGE_RX_CRC_ERR | AXGE_RX_MII_ERR | AXGE_RX_DROP_PKT)) 199 200 struct axge_softc { 201 struct usb_ether sc_ue; 202 struct mtx sc_mtx; 203 struct usb_xfer *sc_xfer[AXGE_N_TRANSFER]; 204 205 int sc_flags; 206 #define AXGE_FLAG_LINK 0x0001 /* got a link */ 207 }; 208 209 #define AXGE_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 210 #define AXGE_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 211 #define AXGE_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t) 212