1 /* $NetBSD: if_enetreg.h,v 1.6 2024/02/07 04:20:26 msaitoh Exp $ */ 2 3 /*- 4 * Copyright (c) 2014 Ryo Shimizu 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 ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * i.MX6,7 10/100/1000-Mbps ethernet MAC (ENET) 31 */ 32 33 #ifndef _ARM_IMX_IF_ENETREG_H_ 34 #define _ARM_IMX_IF_ENETREG_H_ 35 36 #include <sys/cdefs.h> 37 38 #define ENET_EIR 0x00000004 39 # define ENET_EIR_BABR __BIT(30) 40 # define ENET_EIR_BABT __BIT(29) 41 # define ENET_EIR_GRA __BIT(28) 42 # define ENET_EIR_TXF __BIT(27) 43 # define ENET_EIR_TXB __BIT(26) 44 # define ENET_EIR_RXF __BIT(25) 45 # define ENET_EIR_RXB __BIT(24) 46 # define ENET_EIR_MII __BIT(23) 47 # define ENET_EIR_EBERR __BIT(22) 48 # define ENET_EIR_LC __BIT(21) 49 # define ENET_EIR_RL __BIT(20) 50 # define ENET_EIR_UN __BIT(19) 51 # define ENET_EIR_PLR __BIT(18) 52 # define ENET_EIR_WAKEUP __BIT(17) 53 # define ENET_EIR_TS_AVAIL __BIT(16) 54 # define ENET_EIR_TS_TIMER __BIT(15) 55 # define ENET_EIR_RXFLUSH_2 __BIT(14) /* imx7 */ 56 # define ENET_EIR_RXFLUSH_1 __BIT(13) /* imx7 */ 57 # define ENET_EIR_RXFLUSH_0 __BIT(12) /* imx7 */ 58 # define ENET_EIR_TXF2 __BIT(7) /* imx7 */ 59 # define ENET_EIR_TXB2 __BIT(6) /* imx7 */ 60 # define ENET_EIR_RXF2 __BIT(5) /* imx7 */ 61 # define ENET_EIR_RXB2 __BIT(4) /* imx7 */ 62 # define ENET_EIR_TXF1 __BIT(3) /* imx7 */ 63 # define ENET_EIR_TXB1 __BIT(2) /* imx7 */ 64 # define ENET_EIR_RXF1 __BIT(1) /* imx7 */ 65 # define ENET_EIR_RXB1 __BIT(1) /* imx7 */ 66 #define ENET_EIMR 0x00000008 67 #define ENET_RDAR 0x00000010 68 # define ENET_RDAR_ACTIVE __BIT(24) 69 #define ENET_TDAR 0x00000014 70 # define ENET_TDAR_ACTIVE __BIT(24) 71 72 #define ENET_ECR 0x00000024 73 # define ENET_ECR_SVLANDBL __BIT(11) /* imx7 */ 74 # define ENET_ECR_VLANUE2ND __BIT(10) /* imx7 */ 75 # define ENET_ECR_SVLANEN __BIT(9) /* imx7 */ 76 # define ENET_ECR_DBSWP __BIT(8) 77 # define ENET_ECR_STOPEN __BIT(7) 78 # define ENET_ECR_DBGEN __BIT(6) 79 # define ENET_ECR_SPEED __BIT(5) 80 # define ENET_ECR_EN1588 __BIT(4) 81 # define ENET_ECR_SLEEP __BIT(3) 82 # define ENET_ECR_MAGICEN __BIT(2) 83 # define ENET_ECR_ETHEREN __BIT(1) 84 # define ENET_ECR_RESET __BIT(0) 85 #define ENET_MMFR 0x00000040 86 # define ENET_MMFR_ST 0x40000000 87 # define ENET_MMFR_OP_FORCEWRITE 0x00000000 88 # define ENET_MMFR_OP_WRITE 0x10000000 89 # define ENET_MMFR_OP_READ 0x20000000 90 # define ENET_MMFR_OP_FORCEREAD 0x30000000 91 # define ENET_MMFR_TA 0x00020000 92 # define ENET_MMFR_PHY_ADDR(phy) __SHIFTIN(phy, __BITS(27, 23)) 93 # define ENET_MMFR_PHY_REG(reg) __SHIFTIN(reg, __BITS(22, 18)) 94 # define ENET_MMFR_DATAMASK 0x0000ffff 95 #define ENET_MSCR 0x00000044 96 # define ENET_MSCR_HOLDTIME __BIT(10, 8) 97 # define ENET_MSCR_DIS_PRE __BIT(7) 98 # define ENET_MSCR_MII_SPEED __BITS(6, 1) 99 100 #define ENET_MIBC 0x00000064 101 # define ENET_MIBC_MIB_DIS __BIT(31) 102 # define ENET_MIBC_MIB_IDLE __BIT(30) 103 # define ENET_MIBC_MIB_CLEAR __BIT(29) 104 105 #define ENET_RCR 0x00000084 106 # define ENET_RCR_GRS __BIT(31) 107 # define ENET_RCR_NLC __BIT(30) 108 # define ENET_RCR_MAX_FL(n) __SHIFTIN(n, __BITS(29, 16)) 109 # define ENET_RCR_CFEN __BIT(15) 110 # define ENET_RCR_CRCFWD __BIT(14) 111 # define ENET_RCR_PAUFWD __BIT(13) 112 # define ENET_RCR_PADEN __BIT(12) 113 # define ENET_RCR_RMII_10T __BIT(9) 114 # define ENET_RCR_RMII_MODE __BIT(8) 115 # define ENET_RCR_RGMII_EN __BIT(6) 116 # define ENET_RCR_FCE __BIT(5) 117 # define ENET_RCR_BC_REJ __BIT(4) 118 # define ENET_RCR_PROM __BIT(3) 119 # define ENET_RCR_MII_MODE __BIT(2) 120 # define ENET_RCR_DRT __BIT(1) 121 # define ENET_RCR_LOOP __BIT(0) 122 123 #define ENET_TCR 0x000000c4 124 # define ENET_TCR_FDEN __BIT(2) 125 126 #define ENET_PALR 0x000000e4 127 #define ENET_PAUR 0x000000e8 128 #define ENET_OPD 0x000000ec 129 130 #define ENET_TXIC0 0x000000f0 /* imx7 */ 131 #define ENET_TXIC1 0x000000f4 /* imx7 */ 132 #define ENET_TXIC2 0x000000f8 /* imx7 */ 133 #define ENET_RXIC0 0x00000100 /* imx7 */ 134 #define ENET_RXIC1 0x00000104 /* imx7 */ 135 #define ENET_RXIC2 0x00000108 /* imx7 */ 136 137 #define ENET_IAUR 0x00000118 138 #define ENET_IALR 0x0000011c 139 #define ENET_GAUR 0x00000120 140 #define ENET_GALR 0x00000124 141 #define ENET_TFWR 0x00000144 142 # define ENET_TFWR_STRFWD __BIT(8) 143 # define ENET_TFWR_FIFO(n) __SHIFTIN(((n) / 64), __BITS(5, 0)) 144 145 #define ENET_RDSR1 0x00000160 /* imx7 */ 146 #define ENET_TDSR1 0x00000164 /* imx7 */ 147 #define ENET_MRBR1 0x00000168 /* imx7 */ 148 #define ENET_RDSR2 0x0000016c /* imx7 */ 149 #define ENET_TDSR2 0x00000170 /* imx7 */ 150 #define ENET_MRBR2 0x00000174 /* imx7 */ 151 152 #define ENET_RDSR 0x00000180 153 #define ENET_TDSR 0x00000184 154 #define ENET_MRBR 0x00000188 155 #define ENET_RSFL 0x00000190 156 #define ENET_RSEM 0x00000194 157 #define ENET_RAEM 0x00000198 158 #define ENET_RAFL 0x0000019c 159 #define ENET_TSEM 0x000001a0 160 #define ENET_TAEM 0x000001a4 161 #define ENET_TAFL 0x000001a8 162 #define ENET_TIPG 0x000001ac 163 #define ENET_FTRL 0x000001b0 164 #define ENET_TACC 0x000001c0 165 # define ENET_TACC_PROCHK __BIT(4) 166 # define ENET_TACC_IPCHK __BIT(3) 167 # define ENET_TACC_SHIFT16 __BIT(0) 168 #define ENET_RACC 0x000001c4 169 # define ENET_RACC_SHIFT16 __BIT(7) 170 # define ENET_RACC_LINEDIS __BIT(6) 171 # define ENET_RACC_PRODIS __BIT(2) 172 # define ENET_RACC_IPDIS __BIT(1) 173 # define ENET_RACC_PADREM __BIT(0) 174 175 #define ENET_RCMR1 0x000001c8 /* imx7 */ 176 #define ENET_RCMR2 0x000001cc /* imx7 */ 177 #define ENET_DMA1CFG 0x000001d8 /* imx7 */ 178 #define ENET_DMA2CFG 0x000001dc /* imx7 */ 179 #define ENET_RDAR1 0x000001e0 /* imx7 */ 180 #define ENET_TDAR1 0x000001e4 /* imx7 */ 181 #define ENET_RDAR2 0x000001e8 /* imx7 */ 182 #define ENET_TDAR2 0x000001ec /* imx7 */ 183 #define ENET_QOS 0x000001f0 /* imx7 */ 184 185 /* Statistics counters */ 186 #define ENET_RMON_T_DROP 0x00000200 187 #define ENET_RMON_T_PACKETS 0x00000204 188 #define ENET_RMON_T_BC_PKT 0x00000208 189 #define ENET_RMON_T_MC_PKT 0x0000020c 190 #define ENET_RMON_T_CRC_ALIGN 0x00000210 191 #define ENET_RMON_T_UNDERSIZE 0x00000214 192 #define ENET_RMON_T_OVERSIZE 0x00000218 193 #define ENET_RMON_T_FRAG 0x0000021c 194 #define ENET_RMON_T_JAB 0x00000220 195 #define ENET_RMON_T_COL 0x00000224 196 #define ENET_RMON_T_P64 0x00000228 197 #define ENET_RMON_T_P65TO127N 0x0000022c 198 #define ENET_RMON_T_P128TO255N 0x00000230 199 #define ENET_RMON_T_P256TO511 0x00000234 200 #define ENET_RMON_T_P512TO1023 0x00000238 201 #define ENET_RMON_T_P1024TO2047 0x0000023c 202 #define ENET_RMON_T_P_GTE2048 0x00000240 203 #define ENET_RMON_T_OCTETS 0x00000244 204 #define ENET_IEEE_T_DROP 0x00000248 205 #define ENET_IEEE_T_FRAME_OK 0x0000024c 206 #define ENET_IEEE_T_1COL 0x00000250 207 #define ENET_IEEE_T_MCOL 0x00000254 208 #define ENET_IEEE_T_DEF 0x00000258 209 #define ENET_IEEE_T_LCOL 0x0000025c 210 #define ENET_IEEE_T_EXCOL 0x00000260 211 #define ENET_IEEE_T_MACERR 0x00000264 212 #define ENET_IEEE_T_CSERR 0x00000268 213 #define ENET_IEEE_T_SQE 0x0000026c 214 #define ENET_IEEE_T_FDXFC 0x00000270 215 #define ENET_IEEE_T_OCTETS_OK 0x00000274 216 #define ENET_RMON_R_PACKETS 0x00000284 217 #define ENET_RMON_R_BC_PKT 0x00000288 218 #define ENET_RMON_R_MC_PKT 0x0000028c 219 #define ENET_RMON_R_CRC_ALIGN 0x00000290 220 #define ENET_RMON_R_UNDERSIZE 0x00000294 221 #define ENET_RMON_R_OVERSIZE 0x00000298 222 #define ENET_RMON_R_FRAG 0x0000029c 223 #define ENET_RMON_R_JAB 0x000002a0 224 #define ENET_RMON_R_RESVD_0 0x000002a4 225 #define ENET_RMON_R_P64 0x000002a8 226 #define ENET_RMON_R_P65TO127 0x000002ac 227 #define ENET_RMON_R_P128TO255 0x000002b0 228 #define ENET_RMON_R_P256TO511 0x000002b4 229 #define ENET_RMON_R_P512TO1023 0x000002b8 230 #define ENET_RMON_R_P1024TO2047 0x000002bc 231 #define ENET_RMON_R_P_GTE2048 0x000002c0 232 #define ENET_RMON_R_OCTETS 0x000002c4 233 #define ENET_IEEE_R_DROP 0x000002c8 234 #define ENET_IEEE_R_FRAME_OK 0x000002cc 235 #define ENET_IEEE_R_CRC 0x000002d0 236 #define ENET_IEEE_R_ALIGN 0x000002d4 237 #define ENET_IEEE_R_MACERR 0x000002d8 238 #define ENET_IEEE_R_FDXFC 0x000002dc 239 #define ENET_IEEE_R_OCTETS_OK 0x000002e0 240 241 /* IEEE1588 control */ 242 #define ENET_ATCR 0x00000400 243 #define ENET_ATVR 0x00000404 244 #define ENET_ATOFF 0x00000408 245 #define ENET_ATPER 0x0000040c 246 #define ENET_ATCOR 0x00000410 247 #define ENET_ATINC 0x00000414 248 #define ENET_ATSTMP 0x00000418 249 250 /* Capture/compare block */ 251 #define ENET_TGSR 0x00000604 252 #define ENET_TCSR0 0x00000608 253 #define ENET_TCCR0 0x0000060c 254 #define ENET_TCSR1 0x00000610 255 #define ENET_TCCR1 0x00000614 256 #define ENET_TCSR2 0x00000618 257 #define ENET_TCCR2 0x0000061c 258 #define ENET_TCSR3 0x00000620 259 #define ENET_TCCR3 0x00000624 260 261 #define AIPS_ENET_SIZE 0x00000800 262 263 /* enhanced transmit buffer descriptor */ 264 struct enet_txdesc { 265 uint32_t tx_flags1_len; 266 #define TXFLAGS1_R __BIT(31) /* Ready */ 267 #define TXFLAGS1_T1 __BIT(30) /* TX software owner1 */ 268 #define TXFLAGS1_W __BIT(29) /* Wrap */ 269 #define TXFLAGS1_T2 __BIT(28) /* TX software owner2 */ 270 #define TXFLAGS1_L __BIT(27) /* Last in frame */ 271 #define TXFLAGS1_TC __BIT(26) /* Transmit CRC */ 272 #define TXFLAGS1_ABC __BIT(25) /* Append bad CRC */ 273 #define TXFLAGS1_LEN(n) ((n) & 0xffff) 274 uint32_t tx_databuf; 275 uint32_t tx_flags2; 276 #define TXFLAGS2_INT __BIT(30) /* Interrupt */ 277 #define TXFLAGS2_TS __BIT(29) /* Timestamp */ 278 #define TXFLAGS2_PINS __BIT(28) /* Insert Proto csum */ 279 #define TXFLAGS2_IINS __BIT(27) /* Insert IP csum */ 280 #define TXFLAGS2_TXE __BIT(15) /* Transmit error */ 281 #define TXFLAGS2_UE __BIT(13) /* Underflow error */ 282 #define TXFLAGS2_EE __BIT(12) /* Excess colls Err */ 283 #define TXFLAGS2_FE __BIT(11) /* Frame Error */ 284 #define TXFLAGS2_LCE __BIT(10) /* Late collision Err */ 285 #define TXFLAGS2_OE __BIT(9) /* Overflow Error */ 286 #define TXFLAGS2_TSE __BIT(8) /* Timestamp Error */ 287 uint32_t tx__reserved1; 288 uint32_t tx_flags3; 289 #define TXFLAGS3_BDU __BIT(31) 290 uint32_t tx_1588timestamp; 291 uint32_t tx__reserved2; 292 uint32_t tx__reserved3; 293 } __packed; 294 295 /* enhanced receive buffer descriptor */ 296 struct enet_rxdesc { 297 uint32_t rx_flags1_len; 298 #define RXFLAGS1_E __BIT(31) /* Empty */ 299 #define RXFLAGS1_R1 __BIT(30) /* RX software owner1 */ 300 #define RXFLAGS1_W __BIT(29) /* Wrap */ 301 #define RXFLAGS1_R2 __BIT(28) /* RX software owner2 */ 302 #define RXFLAGS1_L __BIT(27) /* Last in frame */ 303 #define RXFLAGS1_M __BIT(24) /* Miss */ 304 #define RXFLAGS1_BC __BIT(23) /* Broadcast */ 305 #define RXFLAGS1_MC __BIT(22) /* Multicast */ 306 #define RXFLAGS1_LG __BIT(21) /* Length Violation */ 307 #define RXFLAGS1_NO __BIT(20) /* Non-Octet aligned */ 308 #define RXFLAGS1_CR __BIT(18) /* CRC or frame error */ 309 #define RXFLAGS1_OV __BIT(17) /* Overrun */ 310 #define RXFLAGS1_TR __BIT(16) /* Truncated */ 311 #define RXFLAGS1_LEN(n) ((n) & 0xffff) 312 uint32_t rx_databuf; 313 uint32_t rx_flags2; 314 #define RXFLAGS2_ME __BIT(31) /* MAC error */ 315 #define RXFLAGS2_PE __BIT(26) /* PHY error */ 316 #define RXFLAGS2_CE __BIT(25) /* Collision */ 317 #define RXFLAGS2_UC __BIT(24) /* Unicast */ 318 #define RXFLAGS2_INT __BIT(23) /* RXB/RXF interrupt */ 319 #define RXFLAGS2_VPCP __BITS(15, 31) /* VLAN prio pts (imx7) */ 320 #define RXFLAGS2_ICE __BIT(5) /* IP csum error */ 321 #define RXFLAGS2_PCR __BIT(4) /* Proto csum error */ 322 #define RXFLAGS2_VLAN __BIT(2) /* VLAN */ 323 #define RXFLAGS2_IPV6 __BIT(1) /* IPv6 frame */ 324 #define RXFLAGS2_FRAG __BIT(0) /* IPv4 fragment */ 325 #if _BYTE_ORDER == _LITTLE_ENDIAN 326 uint16_t rx_cksum; 327 uint8_t rx_proto; 328 uint8_t rx_hl; 329 #else 330 uint8_t rx_hl; 331 uint8_t rx_proto; 332 uint16_t rx_cksum; 333 #endif 334 uint32_t rx_flags3; 335 #define RXFLAGS3_BDU __BIT(31) 336 uint32_t rx_1588timestamp; 337 uint32_t rx__reserved2; 338 uint32_t rx__reserved3; 339 } __packed; 340 341 #endif /* _ARM_IMX_IF_ENETREG_H_ */ 342