Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/net/if_axereg.h
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1 /*- 2 * SPDX-License-Identifier: BSD-4-Clause 3 * 4 * Copyright (c) 1997, 1998, 1999, 2000-2003 5 * Bill Paul <wpaul@windriver.com>. 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Bill Paul. 18 * 4. Neither the name of the author nor the names of any co-contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 /* 38 * Definitions for the ASIX Electronics AX88172, AX88178 39 * and AX88772 to ethernet controllers. 40 */ 41 42 /* 43 * Vendor specific commands. ASIX conveniently doesn't document the 'set 44 * NODEID' command in their datasheet (thanks a lot guys). 45 * To make handling these commands easier, I added some extra data which is 46 * decided by the axe_cmd() routine. Commands are encoded in 16 bits, with 47 * the format: LDCC. L and D are both nibbles in the high byte. L represents 48 * the data length (0 to 15) and D represents the direction (0 for vendor read, 49 * 1 for vendor write). CC is the command byte, as specified in the manual. 50 */ 51 52 #define AXE_CMD_IS_WRITE(x) (((x) & 0x0F00) >> 8) 53 #define AXE_CMD_LEN(x) (((x) & 0xF000) >> 12) 54 #define AXE_CMD_CMD(x) ((x) & 0x00FF) 55 56 #define AXE_172_CMD_READ_RXTX_SRAM 0x2002 57 #define AXE_182_CMD_READ_RXTX_SRAM 0x8002 58 #define AXE_172_CMD_WRITE_RX_SRAM 0x0103 59 #define AXE_182_CMD_WRITE_RXTX_SRAM 0x8103 60 #define AXE_172_CMD_WRITE_TX_SRAM 0x0104 61 #define AXE_CMD_MII_OPMODE_SW 0x0106 62 #define AXE_CMD_MII_READ_REG 0x2007 63 #define AXE_CMD_MII_WRITE_REG 0x2108 64 #define AXE_CMD_MII_READ_OPMODE 0x1009 65 #define AXE_CMD_MII_OPMODE_HW 0x010A 66 #define AXE_CMD_SROM_READ 0x200B 67 #define AXE_CMD_SROM_WRITE 0x010C 68 #define AXE_CMD_SROM_WR_ENABLE 0x010D 69 #define AXE_CMD_SROM_WR_DISABLE 0x010E 70 #define AXE_CMD_RXCTL_READ 0x200F 71 #define AXE_CMD_RXCTL_WRITE 0x0110 72 #define AXE_CMD_READ_IPG012 0x3011 73 #define AXE_172_CMD_WRITE_IPG0 0x0112 74 #define AXE_178_CMD_WRITE_IPG012 0x0112 75 #define AXE_172_CMD_WRITE_IPG1 0x0113 76 #define AXE_178_CMD_READ_NODEID 0x6013 77 #define AXE_172_CMD_WRITE_IPG2 0x0114 78 #define AXE_178_CMD_WRITE_NODEID 0x6114 79 #define AXE_CMD_READ_MCAST 0x8015 80 #define AXE_CMD_WRITE_MCAST 0x8116 81 #define AXE_172_CMD_READ_NODEID 0x6017 82 #define AXE_172_CMD_WRITE_NODEID 0x6118 83 84 #define AXE_CMD_READ_PHYID 0x2019 85 #define AXE_172_CMD_READ_MEDIA 0x101A 86 #define AXE_178_CMD_READ_MEDIA 0x201A 87 #define AXE_CMD_WRITE_MEDIA 0x011B 88 #define AXE_CMD_READ_MONITOR_MODE 0x101C 89 #define AXE_CMD_WRITE_MONITOR_MODE 0x011D 90 #define AXE_CMD_READ_GPIO 0x101E 91 #define AXE_CMD_WRITE_GPIO 0x011F 92 93 #define AXE_CMD_SW_RESET_REG 0x0120 94 #define AXE_CMD_SW_PHY_STATUS 0x0021 95 #define AXE_CMD_SW_PHY_SELECT 0x0122 96 97 /* AX88772A and AX88772B only. */ 98 #define AXE_CMD_READ_VLAN_CTRL 0x4027 99 #define AXE_CMD_WRITE_VLAN_CTRL 0x4028 100 101 #define AXE_772B_CMD_RXCTL_WRITE_CFG 0x012A 102 #define AXE_772B_CMD_READ_RXCSUM 0x002B 103 #define AXE_772B_CMD_WRITE_RXCSUM 0x012C 104 #define AXE_772B_CMD_READ_TXCSUM 0x002D 105 #define AXE_772B_CMD_WRITE_TXCSUM 0x012E 106 107 #define AXE_SW_RESET_CLEAR 0x00 108 #define AXE_SW_RESET_RR 0x01 109 #define AXE_SW_RESET_RT 0x02 110 #define AXE_SW_RESET_PRTE 0x04 111 #define AXE_SW_RESET_PRL 0x08 112 #define AXE_SW_RESET_BZ 0x10 113 #define AXE_SW_RESET_IPRL 0x20 114 #define AXE_SW_RESET_IPPD 0x40 115 116 /* AX88178 documentation says to always write this bit... */ 117 #define AXE_178_RESET_MAGIC 0x40 118 119 #define AXE_178_MEDIA_GMII 0x0001 120 #define AXE_MEDIA_FULL_DUPLEX 0x0002 121 #define AXE_172_MEDIA_TX_ABORT_ALLOW 0x0004 122 123 /* AX88178/88772 documentation says to always write 1 to bit 2 */ 124 #define AXE_178_MEDIA_MAGIC 0x0004 125 /* AX88772 documentation says to always write 0 to bit 3 */ 126 #define AXE_178_MEDIA_ENCK 0x0008 127 #define AXE_172_MEDIA_FLOW_CONTROL_EN 0x0010 128 #define AXE_178_MEDIA_RXFLOW_CONTROL_EN 0x0010 129 #define AXE_178_MEDIA_TXFLOW_CONTROL_EN 0x0020 130 #define AXE_178_MEDIA_JUMBO_EN 0x0040 131 #define AXE_178_MEDIA_LTPF_ONLY 0x0080 132 #define AXE_178_MEDIA_RX_EN 0x0100 133 #define AXE_178_MEDIA_100TX 0x0200 134 #define AXE_178_MEDIA_SBP 0x0800 135 #define AXE_178_MEDIA_SUPERMAC 0x1000 136 137 #define AXE_RXCMD_PROMISC 0x0001 138 #define AXE_RXCMD_ALLMULTI 0x0002 139 #define AXE_172_RXCMD_UNICAST 0x0004 140 #define AXE_178_RXCMD_KEEP_INVALID_CRC 0x0004 141 #define AXE_RXCMD_BROADCAST 0x0008 142 #define AXE_RXCMD_MULTICAST 0x0010 143 #define AXE_RXCMD_ACCEPT_RUNT 0x0040 /* AX88772B */ 144 #define AXE_RXCMD_ENABLE 0x0080 145 #define AXE_178_RXCMD_MFB_MASK 0x0300 146 #define AXE_178_RXCMD_MFB_2048 0x0000 147 #define AXE_178_RXCMD_MFB_4096 0x0100 148 #define AXE_178_RXCMD_MFB_8192 0x0200 149 #define AXE_178_RXCMD_MFB_16384 0x0300 150 #define AXE_772B_RXCMD_HDR_TYPE_0 0x0000 151 #define AXE_772B_RXCMD_HDR_TYPE_1 0x0100 152 #define AXE_772B_RXCMD_IPHDR_ALIGN 0x0200 153 #define AXE_772B_RXCMD_ADD_CHKSUM 0x0400 154 #define AXE_RXCMD_LOOPBACK 0x1000 /* AX88772A/AX88772B */ 155 156 #define AXE_PHY_SEL_PRI 1 157 #define AXE_PHY_SEL_SEC 0 158 #define AXE_PHY_TYPE_MASK 0xE0 159 #define AXE_PHY_TYPE_SHIFT 5 160 #define AXE_PHY_TYPE(x) \ 161 (((x) & AXE_PHY_TYPE_MASK) >> AXE_PHY_TYPE_SHIFT) 162 163 #define PHY_TYPE_100_HOME 0 /* 10/100 or 1M HOME PHY */ 164 #define PHY_TYPE_GIG 1 /* Gigabit PHY */ 165 #define PHY_TYPE_SPECIAL 4 /* Special case */ 166 #define PHY_TYPE_RSVD 5 /* Reserved */ 167 #define PHY_TYPE_NON_SUP 7 /* Non-supported PHY */ 168 169 #define AXE_PHY_NO_MASK 0x1F 170 #define AXE_PHY_NO(x) ((x) & AXE_PHY_NO_MASK) 171 172 #define AXE_772_PHY_NO_EPHY 0x10 /* Embedded 10/100 PHY of AX88772 */ 173 174 #define AXE_GPIO0_EN 0x01 175 #define AXE_GPIO0 0x02 176 #define AXE_GPIO1_EN 0x04 177 #define AXE_GPIO1 0x08 178 #define AXE_GPIO2_EN 0x10 179 #define AXE_GPIO2 0x20 180 #define AXE_GPIO_RELOAD_EEPROM 0x80 181 182 #define AXE_PHY_MODE_MARVELL 0x00 183 #define AXE_PHY_MODE_CICADA 0x01 184 #define AXE_PHY_MODE_AGERE 0x02 185 #define AXE_PHY_MODE_CICADA_V2 0x05 186 #define AXE_PHY_MODE_AGERE_GMII 0x06 187 #define AXE_PHY_MODE_CICADA_V2_ASIX 0x09 188 #define AXE_PHY_MODE_REALTEK_8211CL 0x0C 189 #define AXE_PHY_MODE_REALTEK_8211BN 0x0D 190 #define AXE_PHY_MODE_REALTEK_8251CL 0x0E 191 #define AXE_PHY_MODE_ATTANSIC 0x40 192 193 /* AX88772A/AX88772B only. */ 194 #define AXE_SW_PHY_SELECT_EXT 0x0000 195 #define AXE_SW_PHY_SELECT_EMBEDDED 0x0001 196 #define AXE_SW_PHY_SELECT_AUTO 0x0002 197 #define AXE_SW_PHY_SELECT_SS_MII 0x0004 198 #define AXE_SW_PHY_SELECT_SS_RVRS_MII 0x0008 199 #define AXE_SW_PHY_SELECT_SS_RVRS_RMII 0x000C 200 #define AXE_SW_PHY_SELECT_SS_ENB 0x0010 201 202 /* AX88772A/AX88772B VLAN control. */ 203 #define AXE_VLAN_CTRL_ENB 0x00001000 204 #define AXE_VLAN_CTRL_STRIP 0x00002000 205 #define AXE_VLAN_CTRL_VID1_MASK 0x00000FFF 206 #define AXE_VLAN_CTRL_VID2_MASK 0x0FFF0000 207 208 #define AXE_RXCSUM_IP 0x0001 209 #define AXE_RXCSUM_IPVE 0x0002 210 #define AXE_RXCSUM_IPV6E 0x0004 211 #define AXE_RXCSUM_TCP 0x0008 212 #define AXE_RXCSUM_UDP 0x0010 213 #define AXE_RXCSUM_ICMP 0x0020 214 #define AXE_RXCSUM_IGMP 0x0040 215 #define AXE_RXCSUM_ICMP6 0x0080 216 #define AXE_RXCSUM_TCPV6 0x0100 217 #define AXE_RXCSUM_UDPV6 0x0200 218 #define AXE_RXCSUM_ICMPV6 0x0400 219 #define AXE_RXCSUM_IGMPV6 0x0800 220 #define AXE_RXCSUM_ICMP6V6 0x1000 221 #define AXE_RXCSUM_FOPC 0x8000 222 223 #define AXE_RXCSUM_64TE 0x0100 224 #define AXE_RXCSUM_PPPOE 0x0200 225 #define AXE_RXCSUM_RPCE 0x8000 226 227 #define AXE_TXCSUM_IP 0x0001 228 #define AXE_TXCSUM_TCP 0x0002 229 #define AXE_TXCSUM_UDP 0x0004 230 #define AXE_TXCSUM_ICMP 0x0008 231 #define AXE_TXCSUM_IGMP 0x0010 232 #define AXE_TXCSUM_ICMP6 0x0020 233 #define AXE_TXCSUM_TCPV6 0x0100 234 #define AXE_TXCSUM_UDPV6 0x0200 235 #define AXE_TXCSUM_ICMPV6 0x0400 236 #define AXE_TXCSUM_IGMPV6 0x0800 237 #define AXE_TXCSUM_ICMP6V6 0x1000 238 239 #define AXE_TXCSUM_64TE 0x0001 240 #define AXE_TXCSUM_PPPOE 0x0002 241 242 #define AXE_BULK_BUF_SIZE 16384 /* bytes */ 243 244 #define AXE_CTL_READ 0x01 245 #define AXE_CTL_WRITE 0x02 246 247 #define AXE_CONFIG_IDX 0 /* config number 1 */ 248 #define AXE_IFACE_IDX 0 249 250 /* EEPROM Map. */ 251 #define AXE_EEPROM_772B_NODE_ID 0x04 252 #define AXE_EEPROM_772B_PHY_PWRCFG 0x18 253 254 struct ax88772b_mfb { 255 int byte_cnt; 256 int threshold; 257 int size; 258 }; 259 #define AX88772B_MFB_2K 0 260 #define AX88772B_MFB_4K 1 261 #define AX88772B_MFB_6K 2 262 #define AX88772B_MFB_8K 3 263 #define AX88772B_MFB_16K 4 264 #define AX88772B_MFB_20K 5 265 #define AX88772B_MFB_24K 6 266 #define AX88772B_MFB_32K 7 267 268 struct axe_sframe_hdr { 269 uint16_t len; 270 #define AXE_HDR_LEN_MASK 0xFFFF 271 uint16_t ilen; 272 } __packed; 273 274 #define AXE_TX_CSUM_PSEUDO_HDR 0x4000 275 #define AXE_TX_CSUM_DIS 0x8000 276 277 /* 278 * When RX checksum offloading is enabled, AX88772B uses new RX header 279 * format and it's not compatible with previous RX header format. In 280 * addition, IP header align option should be enabled to get correct 281 * frame size including RX header. Total transferred size including 282 * the RX header is multiple of 4 and controller will pad necessary 283 * bytes if the length is not multiple of 4. 284 * This driver does not enable partial checksum feature which will 285 * compute 16bit checksum from 14th byte to the end of the frame. If 286 * this feature is enabled, computed checksum value is embedded into 287 * RX header which in turn means it uses different RX header format. 288 */ 289 struct axe_csum_hdr { 290 uint16_t len; 291 #define AXE_CSUM_HDR_LEN_MASK 0x07FF 292 #define AXE_CSUM_HDR_CRC_ERR 0x1000 293 #define AXE_CSUM_HDR_MII_ERR 0x2000 294 #define AXE_CSUM_HDR_RUNT 0x4000 295 #define AXE_CSUM_HDR_BMCAST 0x8000 296 uint16_t ilen; 297 uint16_t cstatus; 298 #define AXE_CSUM_HDR_VLAN_MASK 0x0007 299 #define AXE_CSUM_HDR_VLAN_STRIP 0x0008 300 #define AXE_CSUM_HDR_VLAN_PRI_MASK 0x0070 301 #define AXE_CSUM_HDR_L4_CSUM_ERR 0x0100 302 #define AXE_CSUM_HDR_L3_CSUM_ERR 0x0200 303 #define AXE_CSUM_HDR_L4_TYPE_UDP 0x0400 304 #define AXE_CSUM_HDR_L4_TYPE_ICMP 0x0800 305 #define AXE_CSUM_HDR_L4_TYPE_IGMP 0x0C00 306 #define AXE_CSUM_HDR_L4_TYPE_TCP 0x1000 307 #define AXE_CSUM_HDR_L4_TYPE_TCPV6 0x1400 308 #define AXE_CSUM_HDR_L4_TYPE_MASK 0x1C00 309 #define AXE_CSUM_HDR_L3_TYPE_IPV4 0x2000 310 #define AXE_CSUM_HDR_L3_TYPE_IPV6 0x4000 311 312 #ifdef AXE_APPEND_PARTIAL_CSUM 313 /* 314 * These members present only when partial checksum 315 * offloading is enabled. The checksum value is simple 316 * 16bit sum of received frame starting at offset 14 of 317 * the frame to the end of the frame excluding FCS bytes. 318 */ 319 uint16_t csum_value; 320 uint16_t dummy; 321 #endif 322 } __packed; 323 324 #define AXE_CSUM_RXBYTES(x) ((x) & AXE_CSUM_HDR_LEN_MASK) 325 326 #define GET_MII(sc) uether_getmii(&(sc)->sc_ue) 327 328 /* The interrupt endpoint is currently unused by the ASIX part. */ 329 enum { 330 AXE_BULK_DT_WR, 331 AXE_BULK_DT_RD, 332 AXE_N_TRANSFER, 333 }; 334 335 struct axe_softc { 336 struct usb_ether sc_ue; 337 struct mtx sc_mtx; 338 struct usb_xfer *sc_xfer[AXE_N_TRANSFER]; 339 int sc_phyno; 340 341 int sc_flags; 342 #define AXE_FLAG_LINK 0x0001 343 #define AXE_FLAG_STD_FRAME 0x0010 344 #define AXE_FLAG_CSUM_FRAME 0x0020 345 #define AXE_FLAG_772 0x1000 /* AX88772 */ 346 #define AXE_FLAG_772A 0x2000 /* AX88772A */ 347 #define AXE_FLAG_772B 0x4000 /* AX88772B */ 348 #define AXE_FLAG_178 0x8000 /* AX88178 */ 349 350 uint8_t sc_ipgs[3]; 351 uint8_t sc_phyaddrs[2]; 352 uint16_t sc_pwrcfg; 353 uint16_t sc_lenmask; 354 }; 355 356 #define AXE_IS_178_FAMILY(sc) \ 357 ((sc)->sc_flags & (AXE_FLAG_772 | AXE_FLAG_772A | AXE_FLAG_772B | \ 358 AXE_FLAG_178)) 359 360 #define AXE_IS_772(sc) \ 361 ((sc)->sc_flags & (AXE_FLAG_772 | AXE_FLAG_772A | AXE_FLAG_772B)) 362 363 #define AXE_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 364 #define AXE_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 365 #define AXE_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)
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