1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2013 Ian Lepore <ian@freebsd.org> 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 30 #ifndef IF_FFECREG_H 31 #define IF_FFECREG_H 32 33 #include <sys/cdefs.h> 34 /* 35 * Hardware defines for Freescale Fast Ethernet Controller. 36 */ 37 38 /* 39 * MAC registers. 40 */ 41 #define FEC_IER_REG 0x0004 42 #define FEC_IEM_REG 0x0008 43 #define FEC_IER_HBERR (1U << 31) 44 #define FEC_IER_BABR (1 << 30) 45 #define FEC_IER_BABT (1 << 29) 46 #define FEC_IER_GRA (1 << 28) 47 #define FEC_IER_TXF (1 << 27) 48 #define FEC_IER_TXB (1 << 26) 49 #define FEC_IER_RXF (1 << 25) 50 #define FEC_IER_RXB (1 << 24) 51 #define FEC_IER_MII (1 << 23) 52 #define FEC_IER_EBERR (1 << 22) 53 #define FEC_IER_LC (1 << 21) 54 #define FEC_IER_RL (1 << 20) 55 #define FEC_IER_UN (1 << 19) 56 #define FEC_IER_PLR (1 << 18) 57 #define FEC_IER_WAKEUP (1 << 17) 58 #define FEC_IER_AVAIL (1 << 16) 59 #define FEC_IER_TIMER (1 << 15) 60 61 #define FEC_RDAR_REG 0x0010 62 #define FEC_RDAR_RDAR (1 << 24) 63 64 #define FEC_TDAR_REG 0x0014 65 #define FEC_TDAR_TDAR (1 << 24) 66 67 #define FEC_ECR_REG 0x0024 68 #define FEC_ECR_DBSWP (1 << 8) 69 #define FEC_ECR_STOPEN (1 << 7) 70 #define FEC_ECR_DBGEN (1 << 6) 71 #define FEC_ECR_SPEED (1 << 5) 72 #define FEC_ECR_EN1588 (1 << 4) 73 #define FEC_ECR_SLEEP (1 << 3) 74 #define FEC_ECR_MAGICEN (1 << 2) 75 #define FEC_ECR_ETHEREN (1 << 1) 76 #define FEC_ECR_RESET (1 << 0) 77 78 #define FEC_MMFR_REG 0x0040 79 #define FEC_MMFR_ST_SHIFT 30 80 #define FEC_MMFR_ST_VALUE (0x01 << FEC_MMFR_ST_SHIFT) 81 #define FEC_MMFR_OP_SHIFT 28 82 #define FEC_MMFR_OP_WRITE (0x01 << FEC_MMFR_OP_SHIFT) 83 #define FEC_MMFR_OP_READ (0x02 << FEC_MMFR_OP_SHIFT) 84 #define FEC_MMFR_PA_SHIFT 23 85 #define FEC_MMFR_PA_MASK (0x1f << FEC_MMFR_PA_SHIFT) 86 #define FEC_MMFR_RA_SHIFT 18 87 #define FEC_MMFR_RA_MASK (0x1f << FEC_MMFR_RA_SHIFT) 88 #define FEC_MMFR_TA_SHIFT 16 89 #define FEC_MMFR_TA_VALUE (0x02 << FEC_MMFR_TA_SHIFT) 90 #define FEC_MMFR_DATA_SHIFT 0 91 #define FEC_MMFR_DATA_MASK (0xffff << FEC_MMFR_DATA_SHIFT) 92 93 #define FEC_MSCR_REG 0x0044 94 #define FEC_MSCR_HOLDTIME_SHIFT 8 95 #define FEC_MSCR_HOLDTIME_MASK (0x07 << FEC_MSCR_HOLDTIME_SHIFT) 96 #define FEC_MSCR_DIS_PRE (1 << 7) 97 #define FEC_MSCR_MII_SPEED_SHIFT 1 98 #define FEC_MSCR_MII_SPEED_MASk (0x3f << FEC_MSCR_MII_SPEED_SHIFT) 99 100 #define FEC_MIBC_REG 0x0064 101 #define FEC_MIBC_DIS (1U << 31) 102 #define FEC_MIBC_IDLE (1 << 30) 103 #define FEC_MIBC_CLEAR (1 << 29) /* imx6 only */ 104 105 #define FEC_RCR_REG 0x0084 106 #define FEC_RCR_GRS (1U << 31) 107 #define FEC_RCR_NLC (1 << 30) 108 #define FEC_RCR_MAX_FL_SHIFT 16 109 #define FEC_RCR_MAX_FL_MASK (0x3fff << FEC_RCR_MAX_FL_SHIFT) 110 #define FEC_RCR_CFEN (1 << 15) 111 #define FEC_RCR_CRCFWD (1 << 14) 112 #define FEC_RCR_PAUFWD (1 << 13) 113 #define FEC_RCR_PADEN (1 << 12) 114 #define FEC_RCR_RMII_10T (1 << 9) 115 #define FEC_RCR_RMII_MODE (1 << 8) 116 #define FEC_RCR_RGMII_EN (1 << 6) 117 #define FEC_RCR_FCE (1 << 5) 118 #define FEC_RCR_BC_REJ (1 << 4) 119 #define FEC_RCR_PROM (1 << 3) 120 #define FEC_RCR_MII_MODE (1 << 2) 121 #define FEC_RCR_DRT (1 << 1) 122 #define FEC_RCR_LOOP (1 << 0) 123 124 #define FEC_TCR_REG 0x00c4 125 #define FEC_TCR_ADDINS (1 << 9) 126 #define FEC_TCR_ADDSEL_SHIFT 5 127 #define FEC_TCR_ADDSEL_MASK (0x07 << FEC_TCR_ADDSEL_SHIFT) 128 #define FEC_TCR_RFC_PAUSE (1 << 4) 129 #define FEC_TCR_TFC_PAUSE (1 << 3) 130 #define FEC_TCR_FDEN (1 << 2) 131 #define FEC_TCR_GTS (1 << 0) 132 133 #define FEC_PALR_REG 0x00e4 134 #define FEC_PALR_PADDR1_SHIFT 0 135 #define FEC_PALR_PADDR1_MASK (0xffffffff << FEC_PALR_PADDR1_SHIFT) 136 137 #define FEC_PAUR_REG 0x00e8 138 #define FEC_PAUR_PADDR2_SHIFT 16 139 #define FEC_PAUR_PADDR2_MASK (0xffff << FEC_PAUR_PADDR2_SHIFT) 140 #define FEC_PAUR_TYPE_VALUE (0x8808) 141 142 #define FEC_OPD_REG 0x00ec 143 #define FEC_OPD_PAUSE_DUR_SHIFT 0 144 #define FEC_OPD_PAUSE_DUR_MASK (0xffff << FEC_OPD_PAUSE_DUR_SHIFT) 145 146 #define FEC_IAUR_REG 0x0118 147 #define FEC_IALR_REG 0x011c 148 149 #define FEC_GAUR_REG 0x0120 150 #define FEC_GALR_REG 0x0124 151 152 #define FEC_TFWR_REG 0x0144 153 #define FEC_TFWR_STRFWD (1 << 8) 154 #define FEC_TFWR_TWFR_SHIFT 0 155 #define FEC_TFWR_TWFR_MASK (0x3f << FEC_TFWR_TWFR_SHIFT) 156 #define FEC_TFWR_TWFR_128BYTE (0x02 << FEC_TFWR_TWFR_SHIFT) 157 158 #define FEC_RDSR_REG 0x0180 159 160 #define FEC_TDSR_REG 0x0184 161 162 #define FEC_MRBR_REG 0x0188 163 #define FEC_MRBR_R_BUF_SIZE_SHIFT 0 164 #define FEC_MRBR_R_BUF_SIZE_MASK (0x3fff << FEC_MRBR_R_BUF_SIZE_SHIFT) 165 166 #define FEC_RSFL_REG 0x0190 167 #define FEC_RSEM_REG 0x0194 168 #define FEC_RAEM_REG 0x0198 169 #define FEC_RAFL_REG 0x019c 170 #define FEC_TSEM_REG 0x01a0 171 #define FEC_TAEM_REG 0x01a4 172 #define FEC_TAFL_REG 0x01a8 173 #define FEC_TIPG_REG 0x01ac 174 #define FEC_FTRL_REG 0x01b0 175 176 #define FEC_TACC_REG 0x01c0 177 #define FEC_TACC_PROCHK (1 << 4) 178 #define FEC_TACC_IPCHK (1 << 3) 179 #define FEC_TACC_SHIFT16 (1 << 0) 180 181 #define FEC_RACC_REG 0x01c4 182 #define FEC_RACC_SHIFT16 (1 << 7) 183 #define FEC_RACC_LINEDIS (1 << 6) 184 #define FEC_RACC_PRODIS (1 << 2) 185 #define FEC_RACC_IPDIS (1 << 1) 186 #define FEC_RACC_PADREM (1 << 0) 187 188 /* 189 * IEEE-1588 timer registers 190 */ 191 192 #define FEC_ATCR_REG 0x0400 193 #define FEC_ATCR_SLAVE (1u << 13) 194 #define FEC_ATCR_CAPTURE (1u << 11) 195 #define FEC_ATCR_RESTART (1u << 9) 196 #define FEC_ATCR_PINPER (1u << 7) 197 #define FEC_ATCR_PEREN (1u << 4) 198 #define FEC_ATCR_OFFRST (1u << 3) 199 #define FEC_ATCR_OFFEN (1u << 2) 200 #define FEC_ATCR_EN (1u << 0) 201 202 #define FEC_ATVR_REG 0x0404 203 #define FEC_ATOFF_REG 0x0408 204 #define FEC_ATPER_REG 0x040c 205 #define FEC_ATCOR_REG 0x0410 206 #define FEC_ATINC_REG 0x0414 207 #define FEC_ATSTMP_REG 0x0418 208 209 /* 210 * Statistics registers 211 */ 212 #define FEC_RMON_T_DROP 0x200 213 #define FEC_RMON_T_PACKETS 0x204 214 #define FEC_RMON_T_BC_PKT 0x208 215 #define FEC_RMON_T_MC_PKT 0x20C 216 #define FEC_RMON_T_CRC_ALIGN 0x210 217 #define FEC_RMON_T_UNDERSIZE 0x214 218 #define FEC_RMON_T_OVERSIZE 0x218 219 #define FEC_RMON_T_FRAG 0x21C 220 #define FEC_RMON_T_JAB 0x220 221 #define FEC_RMON_T_COL 0x224 222 #define FEC_RMON_T_P64 0x228 223 #define FEC_RMON_T_P65TO127 0x22C 224 #define FEC_RMON_T_P128TO255 0x230 225 #define FEC_RMON_T_P256TO511 0x234 226 #define FEC_RMON_T_P512TO1023 0x238 227 #define FEC_RMON_T_P1024TO2047 0x23C 228 #define FEC_RMON_T_P_GTE2048 0x240 229 #define FEC_RMON_T_OCTECTS 0x240 230 #define FEC_IEEE_T_DROP 0x248 231 #define FEC_IEEE_T_FRAME_OK 0x24C 232 #define FEC_IEEE_T_1COL 0x250 233 #define FEC_IEEE_T_MCOL 0x254 234 #define FEC_IEEE_T_DEF 0x258 235 #define FEC_IEEE_T_LCOL 0x25C 236 #define FEC_IEEE_T_EXCOL 0x260 237 #define FEC_IEEE_T_MACERR 0x264 238 #define FEC_IEEE_T_CSERR 0x268 239 #define FEC_IEEE_T_SQE 0x26C 240 #define FEC_IEEE_T_FDXFC 0x270 241 #define FEC_IEEE_T_OCTETS_OK 0x274 242 #define FEC_RMON_R_PACKETS 0x284 243 #define FEC_RMON_R_BC_PKT 0x288 244 #define FEC_RMON_R_MC_PKT 0x28C 245 #define FEC_RMON_R_CRC_ALIGN 0x290 246 #define FEC_RMON_R_UNDERSIZE 0x294 247 #define FEC_RMON_R_OVERSIZE 0x298 248 #define FEC_RMON_R_FRAG 0x29C 249 #define FEC_RMON_R_JAB 0x2A0 250 #define FEC_RMON_R_RESVD_0 0x2A4 251 #define FEC_RMON_R_P64 0x2A8 252 #define FEC_RMON_R_P65TO127 0x2AC 253 #define FEC_RMON_R_P128TO255 0x2B0 254 #define FEC_RMON_R_P256TO511 0x2B4 255 #define FEC_RMON_R_P512TO1023 0x2B8 256 #define FEC_RMON_R_P1024TO2047 0x2BC 257 #define FEC_RMON_R_P_GTE2048 0x2C0 258 #define FEC_RMON_R_OCTETS 0x2C4 259 #define FEC_IEEE_R_DROP 0x2C8 260 #define FEC_IEEE_R_FRAME_OK 0x2CC 261 #define FEC_IEEE_R_CRC 0x2D0 262 #define FEC_IEEE_R_ALIGN 0x2D4 263 #define FEC_IEEE_R_MACERR 0x2D8 264 #define FEC_IEEE_R_FDXFC 0x2DC 265 #define FEC_IEEE_R_OCTETS_OK 0x2E0 266 267 #define FEC_MIIGSK_CFGR 0x300 268 #define FEC_MIIGSK_CFGR_FRCONT (1 << 6) /* Freq: 0=50MHz, 1=5MHz */ 269 #define FEC_MIIGSK_CFGR_LBMODE (1 << 4) /* loopback mode */ 270 #define FEC_MIIGSK_CFGR_EMODE (1 << 3) /* echo mode */ 271 #define FEC_MIIGSK_CFGR_IF_MODE_MASK (0x3 << 0) 272 #define FEC_MIIGSK_CFGR_IF_MODE_MII (0 << 0) 273 #define FEC_MIIGSK_CFGR_IF_MODE_RMII (1 << 0) 274 275 #define FEC_MIIGSK_ENR 0x308 276 #define FEC_MIIGSK_ENR_READY (1 << 2) 277 #define FEC_MIIGSK_ENR_EN (1 << 1) 278 279 /* 280 * A hardware buffer descriptor. Rx and Tx buffers have the same descriptor 281 * layout, but the bits in the flags field have different meanings. 282 */ 283 struct ffec_hwdesc 284 { 285 uint32_t flags_len; 286 uint32_t buf_paddr; 287 }; 288 289 #define FEC_TXDESC_READY (1U << 31) 290 #define FEC_TXDESC_T01 (1 << 30) 291 #define FEC_TXDESC_WRAP (1 << 29) 292 #define FEC_TXDESC_T02 (1 << 28) 293 #define FEC_TXDESC_L (1 << 27) 294 #define FEC_TXDESC_TC (1 << 26) 295 #define FEC_TXDESC_ABC (1 << 25) 296 #define FEC_TXDESC_LEN_MASK (0xffff) 297 298 #define FEC_RXDESC_EMPTY (1U << 31) 299 #define FEC_RXDESC_R01 (1 << 30) 300 #define FEC_RXDESC_WRAP (1 << 29) 301 #define FEC_RXDESC_R02 (1 << 28) 302 #define FEC_RXDESC_L (1 << 27) 303 #define FEC_RXDESC_M (1 << 24) 304 #define FEC_RXDESC_BC (1 << 23) 305 #define FEC_RXDESC_MC (1 << 22) 306 #define FEC_RXDESC_LG (1 << 21) 307 #define FEC_RXDESC_NO (1 << 20) 308 #define FEC_RXDESC_CR (1 << 18) 309 #define FEC_RXDESC_OV (1 << 17) 310 #define FEC_RXDESC_TR (1 << 16) 311 #define FEC_RXDESC_LEN_MASK (0xffff) 312 313 #define FEC_RXDESC_ERROR_BITS (FEC_RXDESC_LG | FEC_RXDESC_NO | \ 314 FEC_RXDESC_OV | FEC_RXDESC_TR) 315 316 /* 317 * The hardware imposes alignment restrictions on various objects involved in 318 * DMA transfers. These values are expressed in bytes (not bits). 319 */ 320 #define FEC_DESC_RING_ALIGN 64 321 322 #endif /* IF_FFECREG_H */ 323