1 /* 2 * (C) Copyright 2000-2004 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * (C) Copyright 2007 Freescale Semiconductor, Inc. 6 * TsiChung Liew (Tsi-Chung.Liew@freescale.com) 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27 #include <common.h> 28 #include <malloc.h> 29 #include <command.h> 30 #include <config.h> 31 #include <net.h> 32 #include <miiphy.h> 33 34 #undef ET_DEBUG 35 #undef MII_DEBUG 36 37 /* Ethernet Transmit and Receive Buffers */ 38 #define DBUF_LENGTH 1520 39 #define PKT_MAXBUF_SIZE 1518 40 #define PKT_MINBUF_SIZE 64 41 #define PKT_MAXBLR_SIZE 1536 42 #define LAST_PKTBUFSRX PKTBUFSRX - 1 43 #define BD_ENET_RX_W_E (BD_ENET_RX_WRAP | BD_ENET_RX_EMPTY) 44 #define BD_ENET_TX_RDY_LST (BD_ENET_TX_READY | BD_ENET_TX_LAST) 45 #define FIFO_ERRSTAT (FIFO_STAT_RXW | FIFO_STAT_UF | FIFO_STAT_OF) 46 47 /* RxBD bits definitions */ 48 #define BD_ENET_RX_ERR (BD_ENET_RX_LG | BD_ENET_RX_NO | BD_ENET_RX_CR | \ 49 BD_ENET_RX_OV | BD_ENET_RX_TR) 50 51 #include <asm/immap.h> 52 #include <asm/fsl_mcdmafec.h> 53 54 #include "MCD_dma.h" 55 56 DECLARE_GLOBAL_DATA_PTR; 57 58 struct fec_info_dma fec_info[] = { 59 #ifdef CONFIG_SYS_FEC0_IOBASE 60 { 61 0, /* index */ 62 CONFIG_SYS_FEC0_IOBASE, /* io base */ 63 CONFIG_SYS_FEC0_PINMUX, /* gpio pin muxing */ 64 CONFIG_SYS_FEC0_MIIBASE, /* mii base */ 65 -1, /* phy_addr */ 66 0, /* duplex and speed */ 67 0, /* phy name */ 68 0, /* phyname init */ 69 0, /* RX BD */ 70 0, /* TX BD */ 71 0, /* rx Index */ 72 0, /* tx Index */ 73 0, /* tx buffer */ 74 0, /* initialized flag */ 75 (struct fec_info_dma *)-1, /* next */ 76 FEC0_RX_TASK, /* rxTask */ 77 FEC0_TX_TASK, /* txTask */ 78 FEC0_RX_PRIORITY, /* rxPri */ 79 FEC0_TX_PRIORITY, /* txPri */ 80 FEC0_RX_INIT, /* rxInit */ 81 FEC0_TX_INIT, /* txInit */ 82 0, /* usedTbdIndex */ 83 0, /* cleanTbdNum */ 84 }, 85 #endif 86 #ifdef CONFIG_SYS_FEC1_IOBASE 87 { 88 1, /* index */ 89 CONFIG_SYS_FEC1_IOBASE, /* io base */ 90 CONFIG_SYS_FEC1_PINMUX, /* gpio pin muxing */ 91 CONFIG_SYS_FEC1_MIIBASE, /* mii base */ 92 -1, /* phy_addr */ 93 0, /* duplex and speed */ 94 0, /* phy name */ 95 0, /* phy name init */ 96 #ifdef CONFIG_SYS_DMA_USE_INTSRAM 97 (cbd_t *)DBUF_LENGTH, /* RX BD */ 98 #else 99 0, /* RX BD */ 100 #endif 101 0, /* TX BD */ 102 0, /* rx Index */ 103 0, /* tx Index */ 104 0, /* tx buffer */ 105 0, /* initialized flag */ 106 (struct fec_info_dma *)-1, /* next */ 107 FEC1_RX_TASK, /* rxTask */ 108 FEC1_TX_TASK, /* txTask */ 109 FEC1_RX_PRIORITY, /* rxPri */ 110 FEC1_TX_PRIORITY, /* txPri */ 111 FEC1_RX_INIT, /* rxInit */ 112 FEC1_TX_INIT, /* txInit */ 113 0, /* usedTbdIndex */ 114 0, /* cleanTbdNum */ 115 } 116 #endif 117 }; 118 119 static int fec_send(struct eth_device *dev, volatile void *packet, int length); 120 static int fec_recv(struct eth_device *dev); 121 static int fec_init(struct eth_device *dev, bd_t * bd); 122 static void fec_halt(struct eth_device *dev); 123 124 #ifdef ET_DEBUG 125 static void dbg_fec_regs(struct eth_device *dev) 126 { 127 struct fec_info_dma *info = dev->priv; 128 volatile fecdma_t *fecp = (fecdma_t *) (info->iobase); 129 130 printf("=====\n"); 131 printf("ievent %x - %x\n", (int)&fecp->eir, fecp->eir); 132 printf("imask %x - %x\n", (int)&fecp->eimr, fecp->eimr); 133 printf("ecntrl %x - %x\n", (int)&fecp->ecr, fecp->ecr); 134 printf("mii_mframe %x - %x\n", (int)&fecp->mmfr, fecp->mmfr); 135 printf("mii_speed %x - %x\n", (int)&fecp->mscr, fecp->mscr); 136 printf("mii_ctrlstat %x - %x\n", (int)&fecp->mibc, fecp->mibc); 137 printf("r_cntrl %x - %x\n", (int)&fecp->rcr, fecp->rcr); 138 printf("r hash %x - %x\n", (int)&fecp->rhr, fecp->rhr); 139 printf("x_cntrl %x - %x\n", (int)&fecp->tcr, fecp->tcr); 140 printf("padr_l %x - %x\n", (int)&fecp->palr, fecp->palr); 141 printf("padr_u %x - %x\n", (int)&fecp->paur, fecp->paur); 142 printf("op_pause %x - %x\n", (int)&fecp->opd, fecp->opd); 143 printf("iadr_u %x - %x\n", (int)&fecp->iaur, fecp->iaur); 144 printf("iadr_l %x - %x\n", (int)&fecp->ialr, fecp->ialr); 145 printf("gadr_u %x - %x\n", (int)&fecp->gaur, fecp->gaur); 146 printf("gadr_l %x - %x\n", (int)&fecp->galr, fecp->galr); 147 printf("x_wmrk %x - %x\n", (int)&fecp->tfwr, fecp->tfwr); 148 printf("r_fdata %x - %x\n", (int)&fecp->rfdr, fecp->rfdr); 149 printf("r_fstat %x - %x\n", (int)&fecp->rfsr, fecp->rfsr); 150 printf("r_fctrl %x - %x\n", (int)&fecp->rfcr, fecp->rfcr); 151 printf("r_flrfp %x - %x\n", (int)&fecp->rlrfp, fecp->rlrfp); 152 printf("r_flwfp %x - %x\n", (int)&fecp->rlwfp, fecp->rlwfp); 153 printf("r_frfar %x - %x\n", (int)&fecp->rfar, fecp->rfar); 154 printf("r_frfrp %x - %x\n", (int)&fecp->rfrp, fecp->rfrp); 155 printf("r_frfwp %x - %x\n", (int)&fecp->rfwp, fecp->rfwp); 156 printf("t_fdata %x - %x\n", (int)&fecp->tfdr, fecp->tfdr); 157 printf("t_fstat %x - %x\n", (int)&fecp->tfsr, fecp->tfsr); 158 printf("t_fctrl %x - %x\n", (int)&fecp->tfcr, fecp->tfcr); 159 printf("t_flrfp %x - %x\n", (int)&fecp->tlrfp, fecp->tlrfp); 160 printf("t_flwfp %x - %x\n", (int)&fecp->tlwfp, fecp->tlwfp); 161 printf("t_ftfar %x - %x\n", (int)&fecp->tfar, fecp->tfar); 162 printf("t_ftfrp %x - %x\n", (int)&fecp->tfrp, fecp->tfrp); 163 printf("t_ftfwp %x - %x\n", (int)&fecp->tfwp, fecp->tfwp); 164 printf("frst %x - %x\n", (int)&fecp->frst, fecp->frst); 165 printf("ctcwr %x - %x\n", (int)&fecp->ctcwr, fecp->ctcwr); 166 } 167 #endif 168 169 static void set_fec_duplex_speed(volatile fecdma_t * fecp, bd_t * bd, 170 int dup_spd) 171 { 172 if ((dup_spd >> 16) == FULL) { 173 /* Set maximum frame length */ 174 fecp->rcr = FEC_RCR_MAX_FL(PKT_MAXBUF_SIZE) | FEC_RCR_MII_MODE | 175 FEC_RCR_PROM | 0x100; 176 fecp->tcr = FEC_TCR_FDEN; 177 } else { 178 /* Half duplex mode */ 179 fecp->rcr = FEC_RCR_MAX_FL(PKT_MAXBUF_SIZE) | 180 FEC_RCR_MII_MODE | FEC_RCR_DRT; 181 fecp->tcr &= ~FEC_TCR_FDEN; 182 } 183 184 if ((dup_spd & 0xFFFF) == _100BASET) { 185 #ifdef MII_DEBUG 186 printf("100Mbps\n"); 187 #endif 188 bd->bi_ethspeed = 100; 189 } else { 190 #ifdef MII_DEBUG 191 printf("10Mbps\n"); 192 #endif 193 bd->bi_ethspeed = 10; 194 } 195 } 196 197 static int fec_send(struct eth_device *dev, volatile void *packet, int length) 198 { 199 struct fec_info_dma *info = dev->priv; 200 cbd_t *pTbd, *pUsedTbd; 201 u16 phyStatus; 202 203 miiphy_read(dev->name, info->phy_addr, MII_BMSR, &phyStatus); 204 205 /* process all the consumed TBDs */ 206 while (info->cleanTbdNum < CONFIG_SYS_TX_ETH_BUFFER) { 207 pUsedTbd = &info->txbd[info->usedTbdIdx]; 208 if (pUsedTbd->cbd_sc & BD_ENET_TX_READY) { 209 #ifdef ET_DEBUG 210 printf("Cannot clean TBD %d, in use\n", 211 info->cleanTbdNum); 212 #endif 213 return 0; 214 } 215 216 /* clean this buffer descriptor */ 217 if (info->usedTbdIdx == (CONFIG_SYS_TX_ETH_BUFFER - 1)) 218 pUsedTbd->cbd_sc = BD_ENET_TX_WRAP; 219 else 220 pUsedTbd->cbd_sc = 0; 221 222 /* update some indeces for a correct handling of the TBD ring */ 223 info->cleanTbdNum++; 224 info->usedTbdIdx = (info->usedTbdIdx + 1) % CONFIG_SYS_TX_ETH_BUFFER; 225 } 226 227 /* Check for valid length of data. */ 228 if ((length > 1500) || (length <= 0)) { 229 return -1; 230 } 231 232 /* Check the number of vacant TxBDs. */ 233 if (info->cleanTbdNum < 1) { 234 printf("No available TxBDs ...\n"); 235 return -1; 236 } 237 238 /* Get the first TxBD to send the mac header */ 239 pTbd = &info->txbd[info->txIdx]; 240 pTbd->cbd_datlen = length; 241 pTbd->cbd_bufaddr = (u32) packet; 242 pTbd->cbd_sc |= BD_ENET_TX_LAST | BD_ENET_TX_TC | BD_ENET_TX_READY; 243 info->txIdx = (info->txIdx + 1) % CONFIG_SYS_TX_ETH_BUFFER; 244 245 /* Enable DMA transmit task */ 246 MCD_continDma(info->txTask); 247 248 info->cleanTbdNum -= 1; 249 250 /* wait until frame is sent . */ 251 while (pTbd->cbd_sc & BD_ENET_TX_READY) { 252 udelay(10); 253 } 254 255 return (int)(info->txbd[info->txIdx].cbd_sc & BD_ENET_TX_STATS); 256 } 257 258 static int fec_recv(struct eth_device *dev) 259 { 260 struct fec_info_dma *info = dev->priv; 261 volatile fecdma_t *fecp = (fecdma_t *) (info->iobase); 262 263 cbd_t *pRbd = &info->rxbd[info->rxIdx]; 264 u32 ievent; 265 int frame_length, len = 0; 266 267 /* Check if any critical events have happened */ 268 ievent = fecp->eir; 269 if (ievent != 0) { 270 fecp->eir = ievent; 271 272 if (ievent & (FEC_EIR_BABT | FEC_EIR_TXERR | FEC_EIR_RXERR)) { 273 printf("fec_recv: error\n"); 274 fec_halt(dev); 275 fec_init(dev, NULL); 276 return 0; 277 } 278 279 if (ievent & FEC_EIR_HBERR) { 280 /* Heartbeat error */ 281 fecp->tcr |= FEC_TCR_GTS; 282 } 283 284 if (ievent & FEC_EIR_GRA) { 285 /* Graceful stop complete */ 286 if (fecp->tcr & FEC_TCR_GTS) { 287 printf("fec_recv: tcr_gts\n"); 288 fec_halt(dev); 289 fecp->tcr &= ~FEC_TCR_GTS; 290 fec_init(dev, NULL); 291 } 292 } 293 } 294 295 if (!(pRbd->cbd_sc & BD_ENET_RX_EMPTY)) { 296 if ((pRbd->cbd_sc & BD_ENET_RX_LAST) 297 && !(pRbd->cbd_sc & BD_ENET_RX_ERR) 298 && ((pRbd->cbd_datlen - 4) > 14)) { 299 300 /* Get buffer address and size */ 301 frame_length = pRbd->cbd_datlen - 4; 302 303 /* Fill the buffer and pass it to upper layers */ 304 NetReceive((volatile uchar *)pRbd->cbd_bufaddr, 305 frame_length); 306 len = frame_length; 307 } 308 309 /* Reset buffer descriptor as empty */ 310 if ((info->rxIdx) == (PKTBUFSRX - 1)) 311 pRbd->cbd_sc = (BD_ENET_RX_WRAP | BD_ENET_RX_EMPTY); 312 else 313 pRbd->cbd_sc = BD_ENET_RX_EMPTY; 314 315 pRbd->cbd_datlen = PKTSIZE_ALIGN; 316 317 /* Now, we have an empty RxBD, restart the DMA receive task */ 318 MCD_continDma(info->rxTask); 319 320 /* Increment BD count */ 321 info->rxIdx = (info->rxIdx + 1) % PKTBUFSRX; 322 } 323 324 return len; 325 } 326 327 static void fec_set_hwaddr(volatile fecdma_t * fecp, u8 * mac) 328 { 329 u8 currByte; /* byte for which to compute the CRC */ 330 int byte; /* loop - counter */ 331 int bit; /* loop - counter */ 332 u32 crc = 0xffffffff; /* initial value */ 333 334 for (byte = 0; byte < 6; byte++) { 335 currByte = mac[byte]; 336 for (bit = 0; bit < 8; bit++) { 337 if ((currByte & 0x01) ^ (crc & 0x01)) { 338 crc >>= 1; 339 crc = crc ^ 0xedb88320; 340 } else { 341 crc >>= 1; 342 } 343 currByte >>= 1; 344 } 345 } 346 347 crc = crc >> 26; 348 349 /* Set individual hash table register */ 350 if (crc >= 32) { 351 fecp->ialr = (1 << (crc - 32)); 352 fecp->iaur = 0; 353 } else { 354 fecp->ialr = 0; 355 fecp->iaur = (1 << crc); 356 } 357 358 /* Set physical address */ 359 fecp->palr = (mac[0] << 24) + (mac[1] << 16) + (mac[2] << 8) + mac[3]; 360 fecp->paur = (mac[4] << 24) + (mac[5] << 16) + 0x8808; 361 362 /* Clear multicast address hash table */ 363 fecp->gaur = 0; 364 fecp->galr = 0; 365 } 366 367 static int fec_init(struct eth_device *dev, bd_t * bd) 368 { 369 struct fec_info_dma *info = dev->priv; 370 volatile fecdma_t *fecp = (fecdma_t *) (info->iobase); 371 int i; 372 uchar enetaddr[6]; 373 374 #ifdef ET_DEBUG 375 printf("fec_init: iobase 0x%08x ...\n", info->iobase); 376 #endif 377 378 fecpin_setclear(dev, 1); 379 380 fec_halt(dev); 381 382 #if defined(CONFIG_CMD_MII) || defined (CONFIG_MII) || \ 383 defined (CONFIG_SYS_DISCOVER_PHY) 384 385 mii_init(); 386 387 set_fec_duplex_speed(fecp, bd, info->dup_spd); 388 #else 389 #ifndef CONFIG_SYS_DISCOVER_PHY 390 set_fec_duplex_speed(fecp, bd, (FECDUPLEX << 16) | FECSPEED); 391 #endif /* ifndef CONFIG_SYS_DISCOVER_PHY */ 392 #endif /* CONFIG_CMD_MII || CONFIG_MII */ 393 394 /* We use strictly polling mode only */ 395 fecp->eimr = 0; 396 397 /* Clear any pending interrupt */ 398 fecp->eir = 0xffffffff; 399 400 /* Set station address */ 401 if ((u32) fecp == CONFIG_SYS_FEC0_IOBASE) 402 eth_getenv_enetaddr("ethaddr", enetaddr); 403 else 404 eth_getenv_enetaddr("eth1addr", enetaddr); 405 fec_set_hwaddr(fecp, enetaddr); 406 407 /* Set Opcode/Pause Duration Register */ 408 fecp->opd = 0x00010020; 409 410 /* Setup Buffers and Buffer Desriptors */ 411 info->rxIdx = 0; 412 info->txIdx = 0; 413 414 /* Setup Receiver Buffer Descriptors (13.14.24.18) 415 * Settings: Empty, Wrap */ 416 for (i = 0; i < PKTBUFSRX; i++) { 417 info->rxbd[i].cbd_sc = BD_ENET_RX_EMPTY; 418 info->rxbd[i].cbd_datlen = PKTSIZE_ALIGN; 419 info->rxbd[i].cbd_bufaddr = (uint) NetRxPackets[i]; 420 } 421 info->rxbd[PKTBUFSRX - 1].cbd_sc |= BD_ENET_RX_WRAP; 422 423 /* Setup Ethernet Transmitter Buffer Descriptors (13.14.24.19) 424 * Settings: Last, Tx CRC */ 425 for (i = 0; i < CONFIG_SYS_TX_ETH_BUFFER; i++) { 426 info->txbd[i].cbd_sc = 0; 427 info->txbd[i].cbd_datlen = 0; 428 info->txbd[i].cbd_bufaddr = (uint) (&info->txbuf[0]); 429 } 430 info->txbd[CONFIG_SYS_TX_ETH_BUFFER - 1].cbd_sc |= BD_ENET_TX_WRAP; 431 432 info->usedTbdIdx = 0; 433 info->cleanTbdNum = CONFIG_SYS_TX_ETH_BUFFER; 434 435 /* Set Rx FIFO alarm and granularity value */ 436 fecp->rfcr = 0x0c000000; 437 fecp->rfar = 0x0000030c; 438 439 /* Set Tx FIFO granularity value */ 440 fecp->tfcr = FIFO_CTRL_FRAME | FIFO_CTRL_GR(6) | 0x00040000; 441 fecp->tfar = 0x00000080; 442 443 fecp->tfwr = 0x2; 444 fecp->ctcwr = 0x03000000; 445 446 /* Enable DMA receive task */ 447 MCD_startDma(info->rxTask, /* Dma channel */ 448 (s8 *) info->rxbd, /*Source Address */ 449 0, /* Source increment */ 450 (s8 *) (&fecp->rfdr), /* dest */ 451 4, /* dest increment */ 452 0, /* DMA size */ 453 4, /* xfer size */ 454 info->rxInit, /* initiator */ 455 info->rxPri, /* priority */ 456 (MCD_FECRX_DMA | MCD_TT_FLAGS_DEF), /* Flags */ 457 (MCD_NO_CSUM | MCD_NO_BYTE_SWAP) /* Function description */ 458 ); 459 460 /* Enable DMA tx task with no ready buffer descriptors */ 461 MCD_startDma(info->txTask, /* Dma channel */ 462 (s8 *) info->txbd, /*Source Address */ 463 0, /* Source increment */ 464 (s8 *) (&fecp->tfdr), /* dest */ 465 4, /* dest incr */ 466 0, /* DMA size */ 467 4, /* xfer size */ 468 info->txInit, /* initiator */ 469 info->txPri, /* priority */ 470 (MCD_FECTX_DMA | MCD_TT_FLAGS_DEF), /* Flags */ 471 (MCD_NO_CSUM | MCD_NO_BYTE_SWAP) /* Function description */ 472 ); 473 474 /* Now enable the transmit and receive processing */ 475 fecp->ecr |= FEC_ECR_ETHER_EN; 476 477 return 1; 478 } 479 480 static void fec_halt(struct eth_device *dev) 481 { 482 struct fec_info_dma *info = dev->priv; 483 volatile fecdma_t *fecp = (fecdma_t *) (info->iobase); 484 int counter = 0xffff; 485 486 /* issue graceful stop command to the FEC transmitter if necessary */ 487 fecp->tcr |= FEC_TCR_GTS; 488 489 /* wait for graceful stop to register */ 490 while ((counter--) && (!(fecp->eir & FEC_EIR_GRA))) ; 491 492 /* Disable DMA tasks */ 493 MCD_killDma(info->txTask); 494 MCD_killDma(info->rxTask);; 495 496 /* Disable the Ethernet Controller */ 497 fecp->ecr &= ~FEC_ECR_ETHER_EN; 498 499 /* Clear FIFO status registers */ 500 fecp->rfsr &= FIFO_ERRSTAT; 501 fecp->tfsr &= FIFO_ERRSTAT; 502 503 fecp->frst = 0x01000000; 504 505 /* Issue a reset command to the FEC chip */ 506 fecp->ecr |= FEC_ECR_RESET; 507 508 /* wait at least 20 clock cycles */ 509 udelay(10000); 510 511 #ifdef ET_DEBUG 512 printf("Ethernet task stopped\n"); 513 #endif 514 } 515 516 int mcdmafec_initialize(bd_t * bis) 517 { 518 struct eth_device *dev; 519 int i; 520 #ifdef CONFIG_SYS_DMA_USE_INTSRAM 521 u32 tmp = CONFIG_SYS_INTSRAM + 0x2000; 522 #endif 523 524 for (i = 0; i < sizeof(fec_info) / sizeof(fec_info[0]); i++) { 525 526 dev = 527 (struct eth_device *)memalign(CONFIG_SYS_CACHELINE_SIZE, 528 sizeof *dev); 529 if (dev == NULL) 530 hang(); 531 532 memset(dev, 0, sizeof(*dev)); 533 534 sprintf(dev->name, "FEC%d", fec_info[i].index); 535 536 dev->priv = &fec_info[i]; 537 dev->init = fec_init; 538 dev->halt = fec_halt; 539 dev->send = fec_send; 540 dev->recv = fec_recv; 541 542 /* setup Receive and Transmit buffer descriptor */ 543 #ifdef CONFIG_SYS_DMA_USE_INTSRAM 544 fec_info[i].rxbd = (cbd_t *)((u32)fec_info[i].rxbd + tmp); 545 tmp = (u32)fec_info[i].rxbd; 546 fec_info[i].txbd = 547 (cbd_t *)((u32)fec_info[i].txbd + tmp + 548 (PKTBUFSRX * sizeof(cbd_t))); 549 tmp = (u32)fec_info[i].txbd; 550 fec_info[i].txbuf = 551 (char *)((u32)fec_info[i].txbuf + tmp + 552 (CONFIG_SYS_TX_ETH_BUFFER * sizeof(cbd_t))); 553 tmp = (u32)fec_info[i].txbuf; 554 #else 555 fec_info[i].rxbd = 556 (cbd_t *) memalign(CONFIG_SYS_CACHELINE_SIZE, 557 (PKTBUFSRX * sizeof(cbd_t))); 558 fec_info[i].txbd = 559 (cbd_t *) memalign(CONFIG_SYS_CACHELINE_SIZE, 560 (CONFIG_SYS_TX_ETH_BUFFER * sizeof(cbd_t))); 561 fec_info[i].txbuf = 562 (char *)memalign(CONFIG_SYS_CACHELINE_SIZE, DBUF_LENGTH); 563 #endif 564 565 #ifdef ET_DEBUG 566 printf("rxbd %x txbd %x\n", 567 (int)fec_info[i].rxbd, (int)fec_info[i].txbd); 568 #endif 569 570 fec_info[i].phy_name = (char *)memalign(CONFIG_SYS_CACHELINE_SIZE, 32); 571 572 eth_register(dev); 573 574 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) 575 miiphy_register(dev->name, 576 mcffec_miiphy_read, mcffec_miiphy_write); 577 #endif 578 579 if (i > 0) 580 fec_info[i - 1].next = &fec_info[i]; 581 } 582 fec_info[i - 1].next = &fec_info[0]; 583 584 /* default speed */ 585 bis->bi_ethspeed = 10; 586 587 return 0; 588 } 589