1/*- 2 * SPDX-License-Identifier: BSD-2-Clause 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 29#define AXGE_ACCESS_MAC 0x01 30#define AXGE_ACCESS_PHY 0x02 31#define AXGE_ACCESS_WAKEUP 0x03 32#define AXGE_ACCESS_EEPROM 0x04 33#define AXGE_ACCESS_EFUSE 0x05 34#define AXGE_RELOAD_EEPROM_EFUSE 0x06 35#define AXGE_FW_MODE 0x08 36#define AXGE_WRITE_EFUSE_EN 0x09 37#define AXGE_WRITE_EFUSE_DIS 0x0A 38#define AXGE_ACCESS_MFAB 0x10 39 40#define AXGE_FW_MODE_178A179 0x0000 41#define AXGE_FW_MODE_179A 0x0001 42 43/* Physical link status register */ 44#define AXGE_PLSR 0x02 45#define PLSR_USB_FS 0x01 46#define PLSR_USB_HS 0x02 47#define PLSR_USB_SS 0x04 48 49/* EEPROM address register */ 50#define AXGE_EAR 0x07 51 52/* EEPROM data low register */ 53#define AXGE_EDLR 0x08 54 55/* EEPROM data high register */ 56#define AXGE_EDHR 0x09 57 58/* EEPROM command register */ 59#define AXGE_ECR 0x0a 60 61/* Rx control register */ 62#define AXGE_RCR 0x0b 63#define RCR_STOP 0x0000 64#define RCR_PROMISC 0x0001 65#define RCR_ACPT_ALL_MCAST 0x0002 66#define RCR_AUTOPAD_BNDRY 0x0004 67#define RCR_ACPT_BCAST 0x0008 68#define RCR_ACPT_MCAST 0x0010 69#define RCR_ACPT_PHY_MCAST 0x0020 70#define RCR_START 0x0080 71#define RCR_DROP_CRCERR 0x0100 72#define RCR_IPE 0x0200 73#define RCR_TX_CRC_PAD 0x0400 74 75/* Node id register */ 76#define AXGE_NIDR 0x10 77 78/* Multicast filter array */ 79#define AXGE_MFA 0x16 80 81/* Medium status register */ 82#define AXGE_MSR 0x22 83#define MSR_GM 0x0001 84#define MSR_FD 0x0002 85#define MSR_EN_125MHZ 0x0008 86#define MSR_RFC 0x0010 87#define MSR_TFC 0x0020 88#define MSR_RE 0x0100 89#define MSR_PS 0x0200 90 91/* Monitor mode status register */ 92#define AXGE_MMSR 0x24 93#define MMSR_RWLC 0x02 94#define MMSR_RWMP 0x04 95#define MMSR_RWWF 0x08 96#define MMSR_RW_FLAG 0x10 97#define MMSR_PME_POL 0x20 98#define MMSR_PME_TYPE 0x40 99#define MMSR_PME_IND 0x80 100 101/* GPIO control/status register */ 102#define AXGE_GPIOCR 0x25 103 104/* Ethernet PHY power & reset control register */ 105#define AXGE_EPPRCR 0x26 106#define EPPRCR_BZ 0x0010 107#define EPPRCR_IPRL 0x0020 108#define EPPRCR_AUTODETACH 0x1000 109 110#define AXGE_RX_BULKIN_QCTRL 0x2e 111 112#define AXGE_CLK_SELECT 0x33 113#define AXGE_CLK_SELECT_BCS 0x01 114#define AXGE_CLK_SELECT_ACS 0x02 115#define AXGE_CLK_SELECT_ACSREQ 0x10 116#define AXGE_CLK_SELECT_ULR 0x08 117 118/* COE Rx control register */ 119#define AXGE_CRCR 0x34 120#define CRCR_IP 0x01 121#define CRCR_TCP 0x02 122#define CRCR_UDP 0x04 123#define CRCR_ICMP 0x08 124#define CRCR_IGMP 0x10 125#define CRCR_TCPV6 0x20 126#define CRCR_UDPV6 0x40 127#define CRCR_ICMPV6 0x80 128 129/* COE Tx control register */ 130#define AXGE_CTCR 0x35 131#define CTCR_IP 0x01 132#define CTCR_TCP 0x02 133#define CTCR_UDP 0x04 134#define CTCR_ICMP 0x08 135#define CTCR_IGMP 0x10 136#define CTCR_TCPV6 0x20 137#define CTCR_UDPV6 0x40 138#define CTCR_ICMPV6 0x80 139 140/* Pause water level high register */ 141#define AXGE_PWLHR 0x54 142 143/* Pause water level low register */ 144#define AXGE_PWLLR 0x55 145 146#define AXGE_CONFIG_IDX 0 /* config number 1 */ 147#define AXGE_IFACE_IDX 0 148 149#define GET_MII(sc) uether_getmii(&(sc)->sc_ue) 150 151/* The interrupt endpoint is currently unused by the ASIX part. */ 152enum { 153 AXGE_BULK_DT_WR, 154 AXGE_BULK_DT_RD, 155 AXGE_N_TRANSFER, 156}; 157 158#define AXGE_N_FRAMES 16 159 160struct axge_frame_txhdr { 161 uint32_t len; 162#define AXGE_TXLEN_MASK 0x0001FFFF 163#define AXGE_VLAN_INSERT 0x20000000 164#define AXGE_CSUM_DISABLE 0x80000000 165 uint32_t mss; 166#define AXGE_MSS_MASK 0x00003FFF 167#define AXGE_PADDING 0x80008000 168#define AXGE_VLAN_TAG_MASK 0xFFFF0000 169} __packed; 170 171#define AXGE_TXBYTES(x) ((x) & AXGE_TXLEN_MASK) 172 173#define AXGE_PHY_ADDR 3 174 175struct axge_frame_rxhdr { 176 uint32_t status; 177#define AXGE_RX_L4_CSUM_ERR 0x00000001 178#define AXGE_RX_L3_CSUM_ERR 0x00000002 179#define AXGE_RX_L4_TYPE_UDP 0x00000004 180#define AXGE_RX_L4_TYPE_ICMP 0x00000008 181#define AXGE_RX_L4_TYPE_IGMP 0x0000000C 182#define AXGE_RX_L4_TYPE_TCP 0x00000010 183#define AXGE_RX_L4_TYPE_MASK 0x0000001C 184#define AXGE_RX_L3_TYPE_IPV4 0x00000020 185#define AXGE_RX_L3_TYPE_IPV6 0x00000040 186#define AXGE_RX_L3_TYPE_MASK 0x00000060 187#define AXGE_RX_VLAN_IND_MASK 0x00000700 188#define AXGE_RX_GOOD_PKT 0x00000800 189#define AXGE_RX_VLAN_PRI_MASK 0x00007000 190#define AXGE_RX_MBCAST 0x00008000 191#define AXGE_RX_LEN_MASK 0x1FFF0000 192#define AXGE_RX_CRC_ERR 0x20000000 193#define AXGE_RX_MII_ERR 0x40000000 194#define AXGE_RX_DROP_PKT 0x80000000 195#define AXGE_RX_LEN_SHIFT 16 196} __packed; 197 198#define AXGE_RXBYTES(x) (((x) & AXGE_RX_LEN_MASK) >> AXGE_RX_LEN_SHIFT) 199#define AXGE_RX_ERR(x) \ 200 ((x) & (AXGE_RX_CRC_ERR | AXGE_RX_MII_ERR | AXGE_RX_DROP_PKT)) 201 202struct axge_softc { 203 struct usb_ether sc_ue; 204 struct mtx sc_mtx; 205 struct usb_xfer *sc_xfer[AXGE_N_TRANSFER]; 206 207 int sc_flags; 208#define AXGE_FLAG_LINK 0x0001 /* got a link */ 209#define AXGE_FLAG_178A 0x1000 /* AX88178A */ 210#define AXGE_FLAG_179 0x2000 /* AX88179 */ 211#define AXGE_FLAG_179A 0x4000 /* AX88179A */ 212}; 213 214#define AXGE_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 215#define AXGE_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 216#define AXGE_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t) 217