3 * Marvell Semiconductor <www.marvell.com>
4 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
7 * Ingo Assmus <ingo.assmus@keymile.com>
9 * based on - Driver for MV64360X ethernet ports
10 * Copyright (C) 2002 rabeeh@galileo.co.il
12 * See file CREDITS for list of people who contributed to this
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
36 #include <asm/errno.h>
37 #include <asm/types.h>
38 #include <asm/system.h>
39 #include <asm/byteorder.h>
40 #include <asm/arch/cpu.h>
42 #if defined(CONFIG_KIRKWOOD)
43 #include <asm/arch/kirkwood.h>
44 #elif defined(CONFIG_ORION5X)
45 #include <asm/arch/orion5x.h>
50 DECLARE_GLOBAL_DATA_PTR;
52 #define MV_PHY_ADR_REQUEST 0xee
53 #define MVGBE_SMI_REG (((struct mvgbe_registers *)MVGBE0_BASE)->smi)
55 #if defined(CONFIG_PHYLIB) || defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
57 * smi_reg_read - miiphy_read callback function.
59 * Returns 16bit phy register value, or 0xffff on error
61 static int smi_reg_read(const char *devname, u8 phy_adr, u8 reg_ofs, u16 * data)
63 struct eth_device *dev = eth_get_dev_by_name(devname);
64 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
65 struct mvgbe_registers *regs = dmvgbe->regs;
69 /* Phyadr read request */
70 if (phy_adr == MV_PHY_ADR_REQUEST &&
71 reg_ofs == MV_PHY_ADR_REQUEST) {
73 *data = (u16) (MVGBE_REG_RD(regs->phyadr) & PHYADR_MASK);
76 /* check parameters */
77 if (phy_adr > PHYADR_MASK) {
78 printf("Err..(%s) Invalid PHY address %d\n",
79 __FUNCTION__, phy_adr);
82 if (reg_ofs > PHYREG_MASK) {
83 printf("Err..(%s) Invalid register offset %d\n",
84 __FUNCTION__, reg_ofs);
88 timeout = MVGBE_PHY_SMI_TIMEOUT;
89 /* wait till the SMI is not busy */
91 /* read smi register */
92 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
94 printf("Err..(%s) SMI busy timeout\n", __FUNCTION__);
97 } while (smi_reg & MVGBE_PHY_SMI_BUSY_MASK);
99 /* fill the phy address and regiser offset and read opcode */
100 smi_reg = (phy_adr << MVGBE_PHY_SMI_DEV_ADDR_OFFS)
101 | (reg_ofs << MVGBE_SMI_REG_ADDR_OFFS)
102 | MVGBE_PHY_SMI_OPCODE_READ;
104 /* write the smi register */
105 MVGBE_REG_WR(MVGBE_SMI_REG, smi_reg);
107 /*wait till read value is ready */
108 timeout = MVGBE_PHY_SMI_TIMEOUT;
111 /* read smi register */
112 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
113 if (timeout-- == 0) {
114 printf("Err..(%s) SMI read ready timeout\n",
118 } while (!(smi_reg & MVGBE_PHY_SMI_READ_VALID_MASK));
120 /* Wait for the data to update in the SMI register */
121 for (timeout = 0; timeout < MVGBE_PHY_SMI_TIMEOUT; timeout++)
124 *data = (u16) (MVGBE_REG_RD(MVGBE_SMI_REG) & MVGBE_PHY_SMI_DATA_MASK);
126 debug("%s:(adr %d, off %d) value= %04x\n", __FUNCTION__, phy_adr,
133 * smi_reg_write - imiiphy_write callback function.
135 * Returns 0 if write succeed, -EINVAL on bad parameters
138 static int smi_reg_write(const char *devname, u8 phy_adr, u8 reg_ofs, u16 data)
140 struct eth_device *dev = eth_get_dev_by_name(devname);
141 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
142 struct mvgbe_registers *regs = dmvgbe->regs;
146 /* Phyadr write request*/
147 if (phy_adr == MV_PHY_ADR_REQUEST &&
148 reg_ofs == MV_PHY_ADR_REQUEST) {
149 MVGBE_REG_WR(regs->phyadr, data);
153 /* check parameters */
154 if (phy_adr > PHYADR_MASK) {
155 printf("Err..(%s) Invalid phy address\n", __FUNCTION__);
158 if (reg_ofs > PHYREG_MASK) {
159 printf("Err..(%s) Invalid register offset\n", __FUNCTION__);
163 /* wait till the SMI is not busy */
164 timeout = MVGBE_PHY_SMI_TIMEOUT;
166 /* read smi register */
167 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
168 if (timeout-- == 0) {
169 printf("Err..(%s) SMI busy timeout\n", __FUNCTION__);
172 } while (smi_reg & MVGBE_PHY_SMI_BUSY_MASK);
174 /* fill the phy addr and reg offset and write opcode and data */
175 smi_reg = (data << MVGBE_PHY_SMI_DATA_OFFS);
176 smi_reg |= (phy_adr << MVGBE_PHY_SMI_DEV_ADDR_OFFS)
177 | (reg_ofs << MVGBE_SMI_REG_ADDR_OFFS);
178 smi_reg &= ~MVGBE_PHY_SMI_OPCODE_READ;
180 /* write the smi register */
181 MVGBE_REG_WR(MVGBE_SMI_REG, smi_reg);
187 #if defined(CONFIG_PHYLIB)
188 int mvgbe_phy_read(struct mii_dev *bus, int phy_addr, int dev_addr,
193 ret = smi_reg_read(bus->name, phy_addr, reg_addr, &data);
199 int mvgbe_phy_write(struct mii_dev *bus, int phy_addr, int dev_addr,
200 int reg_addr, u16 data)
202 return smi_reg_write(bus->name, phy_addr, reg_addr, data);
206 /* Stop and checks all queues */
207 static void stop_queue(u32 * qreg)
211 reg_data = readl(qreg);
213 if (reg_data & 0xFF) {
214 /* Issue stop command for active channels only */
215 writel((reg_data << 8), qreg);
217 /* Wait for all queue activity to terminate. */
220 * Check port cause register that all queues
223 reg_data = readl(qreg);
225 while (reg_data & 0xFF);
230 * set_access_control - Config address decode parameters for Ethernet unit
232 * This function configures the address decode parameters for the Gigabit
233 * Ethernet Controller according the given parameters struct.
235 * @regs Register struct pointer.
236 * @param Address decode parameter struct.
238 static void set_access_control(struct mvgbe_registers *regs,
239 struct mvgbe_winparam *param)
243 /* Set access control register */
244 access_prot_reg = MVGBE_REG_RD(regs->epap);
245 /* clear window permission */
246 access_prot_reg &= (~(3 << (param->win * 2)));
247 access_prot_reg |= (param->access_ctrl << (param->win * 2));
248 MVGBE_REG_WR(regs->epap, access_prot_reg);
250 /* Set window Size reg (SR) */
251 MVGBE_REG_WR(regs->barsz[param->win].size,
252 (((param->size / 0x10000) - 1) << 16));
254 /* Set window Base address reg (BA) */
255 MVGBE_REG_WR(regs->barsz[param->win].bar,
256 (param->target | param->attrib | param->base_addr));
257 /* High address remap reg (HARR) */
259 MVGBE_REG_WR(regs->ha_remap[param->win], param->high_addr);
261 /* Base address enable reg (BARER) */
262 if (param->enable == 1)
263 MVGBE_REG_BITS_RESET(regs->bare, (1 << param->win));
265 MVGBE_REG_BITS_SET(regs->bare, (1 << param->win));
268 static void set_dram_access(struct mvgbe_registers *regs)
270 struct mvgbe_winparam win_param;
273 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
274 /* Set access parameters for DRAM bank i */
275 win_param.win = i; /* Use Ethernet window i */
276 /* Window target - DDR */
277 win_param.target = MVGBE_TARGET_DRAM;
278 /* Enable full access */
279 win_param.access_ctrl = EWIN_ACCESS_FULL;
280 win_param.high_addr = 0;
281 /* Get bank base and size */
282 win_param.base_addr = gd->bd->bi_dram[i].start;
283 win_param.size = gd->bd->bi_dram[i].size;
284 if (win_param.size == 0)
285 win_param.enable = 0;
287 win_param.enable = 1; /* Enable the access */
289 /* Enable DRAM bank */
292 win_param.attrib = EBAR_DRAM_CS0;
295 win_param.attrib = EBAR_DRAM_CS1;
298 win_param.attrib = EBAR_DRAM_CS2;
301 win_param.attrib = EBAR_DRAM_CS3;
304 /* invalid bank, disable access */
305 win_param.enable = 0;
306 win_param.attrib = 0;
309 /* Set the access control for address window(EPAPR) RD/WR */
310 set_access_control(regs, &win_param);
315 * port_init_mac_tables - Clear all entrance in the UC, SMC and OMC tables
317 * Go through all the DA filter tables (Unicast, Special Multicast & Other
318 * Multicast) and set each entry to 0.
320 static void port_init_mac_tables(struct mvgbe_registers *regs)
324 /* Clear DA filter unicast table (Ex_dFUT) */
325 for (table_index = 0; table_index < 4; ++table_index)
326 MVGBE_REG_WR(regs->dfut[table_index], 0);
328 for (table_index = 0; table_index < 64; ++table_index) {
329 /* Clear DA filter special multicast table (Ex_dFSMT) */
330 MVGBE_REG_WR(regs->dfsmt[table_index], 0);
331 /* Clear DA filter other multicast table (Ex_dFOMT) */
332 MVGBE_REG_WR(regs->dfomt[table_index], 0);
337 * port_uc_addr - This function Set the port unicast address table
339 * This function locates the proper entry in the Unicast table for the
340 * specified MAC nibble and sets its properties according to function
342 * This function add/removes MAC addresses from the port unicast address
345 * @uc_nibble Unicast MAC Address last nibble.
346 * @option 0 = Add, 1 = remove address.
348 * RETURN: 1 if output succeeded. 0 if option parameter is invalid.
350 static int port_uc_addr(struct mvgbe_registers *regs, u8 uc_nibble,
357 /* Locate the Unicast table entry */
358 uc_nibble = (0xf & uc_nibble);
359 /* Register offset from unicast table base */
360 tbl_offset = (uc_nibble / 4);
361 /* Entry offset within the above register */
362 reg_offset = uc_nibble % 4;
365 case REJECT_MAC_ADDR:
367 * Clear accepts frame bit at specified unicast
370 unicast_reg = MVGBE_REG_RD(regs->dfut[tbl_offset]);
371 unicast_reg &= (0xFF << (8 * reg_offset));
372 MVGBE_REG_WR(regs->dfut[tbl_offset], unicast_reg);
374 case ACCEPT_MAC_ADDR:
375 /* Set accepts frame bit at unicast DA filter table entry */
376 unicast_reg = MVGBE_REG_RD(regs->dfut[tbl_offset]);
377 unicast_reg &= (0xFF << (8 * reg_offset));
378 unicast_reg |= ((0x01 | (RXUQ << 1)) << (8 * reg_offset));
379 MVGBE_REG_WR(regs->dfut[tbl_offset], unicast_reg);
388 * port_uc_addr_set - This function Set the port Unicast address.
390 static void port_uc_addr_set(struct mvgbe_registers *regs, u8 * p_addr)
395 mac_l = (p_addr[4] << 8) | (p_addr[5]);
396 mac_h = (p_addr[0] << 24) | (p_addr[1] << 16) | (p_addr[2] << 8) |
399 MVGBE_REG_WR(regs->macal, mac_l);
400 MVGBE_REG_WR(regs->macah, mac_h);
402 /* Accept frames of this address */
403 port_uc_addr(regs, p_addr[5], ACCEPT_MAC_ADDR);
407 * mvgbe_init_rx_desc_ring - Curve a Rx chain desc list and buffer in memory.
409 static void mvgbe_init_rx_desc_ring(struct mvgbe_device *dmvgbe)
411 struct mvgbe_rxdesc *p_rx_desc;
414 /* initialize the Rx descriptors ring */
415 p_rx_desc = dmvgbe->p_rxdesc;
416 for (i = 0; i < RINGSZ; i++) {
418 MVGBE_BUFFER_OWNED_BY_DMA | MVGBE_RX_EN_INTERRUPT;
419 p_rx_desc->buf_size = PKTSIZE_ALIGN;
420 p_rx_desc->byte_cnt = 0;
421 p_rx_desc->buf_ptr = dmvgbe->p_rxbuf + i * PKTSIZE_ALIGN;
422 if (i == (RINGSZ - 1))
423 p_rx_desc->nxtdesc_p = dmvgbe->p_rxdesc;
425 p_rx_desc->nxtdesc_p = (struct mvgbe_rxdesc *)
426 ((u32) p_rx_desc + MV_RXQ_DESC_ALIGNED_SIZE);
427 p_rx_desc = p_rx_desc->nxtdesc_p;
430 dmvgbe->p_rxdesc_curr = dmvgbe->p_rxdesc;
433 static int mvgbe_init(struct eth_device *dev)
435 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
436 struct mvgbe_registers *regs = dmvgbe->regs;
437 #if (defined (CONFIG_MII) || defined (CONFIG_CMD_MII)) \
438 && defined (CONFIG_SYS_FAULT_ECHO_LINK_DOWN)
442 mvgbe_init_rx_desc_ring(dmvgbe);
444 /* Clear the ethernet port interrupts */
445 MVGBE_REG_WR(regs->ic, 0);
446 MVGBE_REG_WR(regs->ice, 0);
447 /* Unmask RX buffer and TX end interrupt */
448 MVGBE_REG_WR(regs->pim, INT_CAUSE_UNMASK_ALL);
449 /* Unmask phy and link status changes interrupts */
450 MVGBE_REG_WR(regs->peim, INT_CAUSE_UNMASK_ALL_EXT);
452 set_dram_access(regs);
453 port_init_mac_tables(regs);
454 port_uc_addr_set(regs, dmvgbe->dev.enetaddr);
456 /* Assign port configuration and command. */
457 MVGBE_REG_WR(regs->pxc, PRT_CFG_VAL);
458 MVGBE_REG_WR(regs->pxcx, PORT_CFG_EXTEND_VALUE);
459 MVGBE_REG_WR(regs->psc0, PORT_SERIAL_CONTROL_VALUE);
461 /* Assign port SDMA configuration */
462 MVGBE_REG_WR(regs->sdc, PORT_SDMA_CFG_VALUE);
463 MVGBE_REG_WR(regs->tqx[0].qxttbc, QTKNBKT_DEF_VAL);
464 MVGBE_REG_WR(regs->tqx[0].tqxtbc,
465 (QMTBS_DEF_VAL << 16) | QTKNRT_DEF_VAL);
466 /* Turn off the port/RXUQ bandwidth limitation */
467 MVGBE_REG_WR(regs->pmtu, 0);
469 /* Set maximum receive buffer to 9700 bytes */
470 MVGBE_REG_WR(regs->psc0, MVGBE_MAX_RX_PACKET_9700BYTE
471 | (MVGBE_REG_RD(regs->psc0) & MRU_MASK));
473 /* Enable port initially */
474 MVGBE_REG_BITS_SET(regs->psc0, MVGBE_SERIAL_PORT_EN);
477 * Set ethernet MTU for leaky bucket mechanism to 0 - this will
478 * disable the leaky bucket mechanism .
480 MVGBE_REG_WR(regs->pmtu, 0);
482 /* Assignment of Rx CRDB of given RXUQ */
483 MVGBE_REG_WR(regs->rxcdp[RXUQ], (u32) dmvgbe->p_rxdesc_curr);
484 /* ensure previous write is done before enabling Rx DMA */
486 /* Enable port Rx. */
487 MVGBE_REG_WR(regs->rqc, (1 << RXUQ));
489 #if (defined(CONFIG_MII) || defined(CONFIG_CMD_MII)) && \
490 !defined(CONFIG_PHYLIB) && \
491 defined(CONFIG_SYS_FAULT_ECHO_LINK_DOWN)
492 /* Wait up to 5s for the link status */
493 for (i = 0; i < 5; i++) {
496 miiphy_read(dev->name, MV_PHY_ADR_REQUEST,
497 MV_PHY_ADR_REQUEST, &phyadr);
498 /* Return if we get link up */
499 if (miiphy_link(dev->name, phyadr))
504 printf("No link on %s\n", dev->name);
510 static int mvgbe_halt(struct eth_device *dev)
512 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
513 struct mvgbe_registers *regs = dmvgbe->regs;
515 /* Disable all gigE address decoder */
516 MVGBE_REG_WR(regs->bare, 0x3f);
518 stop_queue(®s->tqc);
519 stop_queue(®s->rqc);
522 MVGBE_REG_BITS_RESET(regs->psc0, MVGBE_SERIAL_PORT_EN);
523 /* Set port is not reset */
524 MVGBE_REG_BITS_RESET(regs->psc1, 1 << 4);
525 #ifdef CONFIG_SYS_MII_MODE
526 /* Set MMI interface up */
527 MVGBE_REG_BITS_RESET(regs->psc1, 1 << 3);
529 /* Disable & mask ethernet port interrupts */
530 MVGBE_REG_WR(regs->ic, 0);
531 MVGBE_REG_WR(regs->ice, 0);
532 MVGBE_REG_WR(regs->pim, 0);
533 MVGBE_REG_WR(regs->peim, 0);
538 static int mvgbe_write_hwaddr(struct eth_device *dev)
540 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
541 struct mvgbe_registers *regs = dmvgbe->regs;
543 /* Programs net device MAC address after initialization */
544 port_uc_addr_set(regs, dmvgbe->dev.enetaddr);
548 static int mvgbe_send(struct eth_device *dev, void *dataptr, int datasize)
550 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
551 struct mvgbe_registers *regs = dmvgbe->regs;
552 struct mvgbe_txdesc *p_txdesc = dmvgbe->p_txdesc;
553 void *p = (void *)dataptr;
557 /* Copy buffer if it's misaligned */
558 if ((u32) dataptr & 0x07) {
559 if (datasize > PKTSIZE_ALIGN) {
560 printf("Non-aligned data too large (%d)\n",
565 memcpy(dmvgbe->p_aligned_txbuf, p, datasize);
566 p = dmvgbe->p_aligned_txbuf;
569 p_txdesc->cmd_sts = MVGBE_ZERO_PADDING | MVGBE_GEN_CRC;
570 p_txdesc->cmd_sts |= MVGBE_TX_FIRST_DESC | MVGBE_TX_LAST_DESC;
571 p_txdesc->cmd_sts |= MVGBE_BUFFER_OWNED_BY_DMA;
572 p_txdesc->cmd_sts |= MVGBE_TX_EN_INTERRUPT;
573 p_txdesc->buf_ptr = (u8 *) p;
574 p_txdesc->byte_cnt = datasize;
576 /* Set this tc desc as zeroth TXUQ */
577 txuq0_reg_addr = (u32)®s->tcqdp[TXUQ];
578 writel((u32) p_txdesc, txuq0_reg_addr);
580 /* ensure tx desc writes above are performed before we start Tx DMA */
583 /* Apply send command using zeroth TXUQ */
584 MVGBE_REG_WR(regs->tqc, (1 << TXUQ));
587 * wait for packet xmit completion
589 cmd_sts = readl(&p_txdesc->cmd_sts);
590 while (cmd_sts & MVGBE_BUFFER_OWNED_BY_DMA) {
591 /* return fail if error is detected */
592 if ((cmd_sts & (MVGBE_ERROR_SUMMARY | MVGBE_TX_LAST_FRAME)) ==
593 (MVGBE_ERROR_SUMMARY | MVGBE_TX_LAST_FRAME) &&
594 cmd_sts & (MVGBE_UR_ERROR | MVGBE_RL_ERROR)) {
595 printf("Err..(%s) in xmit packet\n", __FUNCTION__);
598 cmd_sts = readl(&p_txdesc->cmd_sts);
603 static int mvgbe_recv(struct eth_device *dev)
605 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
606 struct mvgbe_rxdesc *p_rxdesc_curr = dmvgbe->p_rxdesc_curr;
609 u32 rxdesc_curr_addr;
611 /* wait untill rx packet available or timeout */
613 if (timeout < MVGBE_PHY_SMI_TIMEOUT)
616 debug("%s time out...\n", __FUNCTION__);
619 } while (readl(&p_rxdesc_curr->cmd_sts) & MVGBE_BUFFER_OWNED_BY_DMA);
621 if (p_rxdesc_curr->byte_cnt != 0) {
622 debug("%s: Received %d byte Packet @ 0x%x (cmd_sts= %08x)\n",
623 __FUNCTION__, (u32) p_rxdesc_curr->byte_cnt,
624 (u32) p_rxdesc_curr->buf_ptr,
625 (u32) p_rxdesc_curr->cmd_sts);
629 * In case received a packet without first/last bits on
630 * OR the error summary bit is on,
631 * the packets needs to be dropeed.
633 cmd_sts = readl(&p_rxdesc_curr->cmd_sts);
636 (MVGBE_RX_FIRST_DESC | MVGBE_RX_LAST_DESC))
637 != (MVGBE_RX_FIRST_DESC | MVGBE_RX_LAST_DESC)) {
639 printf("Err..(%s) Dropping packet spread on"
640 " multiple descriptors\n", __FUNCTION__);
642 } else if (cmd_sts & MVGBE_ERROR_SUMMARY) {
644 printf("Err..(%s) Dropping packet with errors\n",
648 /* !!! call higher layer processing */
649 debug("%s: Sending Received packet to"
650 " upper layer (NetReceive)\n", __FUNCTION__);
652 /* let the upper layer handle the packet */
653 NetReceive((p_rxdesc_curr->buf_ptr + RX_BUF_OFFSET),
654 (int)(p_rxdesc_curr->byte_cnt - RX_BUF_OFFSET));
657 * free these descriptors and point next in the ring
659 p_rxdesc_curr->cmd_sts =
660 MVGBE_BUFFER_OWNED_BY_DMA | MVGBE_RX_EN_INTERRUPT;
661 p_rxdesc_curr->buf_size = PKTSIZE_ALIGN;
662 p_rxdesc_curr->byte_cnt = 0;
664 rxdesc_curr_addr = (u32)&dmvgbe->p_rxdesc_curr;
665 writel((unsigned)p_rxdesc_curr->nxtdesc_p, rxdesc_curr_addr);
670 #if defined(CONFIG_PHYLIB)
671 int mvgbe_phylib_init(struct eth_device *dev, int phyid)
674 struct phy_device *phydev;
679 printf("mdio_alloc failed\n");
682 bus->read = mvgbe_phy_read;
683 bus->write = mvgbe_phy_write;
684 sprintf(bus->name, dev->name);
686 ret = mdio_register(bus);
688 printf("mdio_register failed\n");
693 /* Set phy address of the port */
694 mvgbe_phy_write(bus, MV_PHY_ADR_REQUEST, 0, MV_PHY_ADR_REQUEST, phyid);
696 phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RGMII);
698 printf("phy_connect failed\n");
709 int mvgbe_initialize(bd_t *bis)
711 struct mvgbe_device *dmvgbe;
712 struct eth_device *dev;
714 u8 used_ports[MAX_MVGBE_DEVS] = CONFIG_MVGBE_PORTS;
716 for (devnum = 0; devnum < MAX_MVGBE_DEVS; devnum++) {
717 /*skip if port is configured not to use */
718 if (used_ports[devnum] == 0)
721 dmvgbe = malloc(sizeof(struct mvgbe_device));
726 memset(dmvgbe, 0, sizeof(struct mvgbe_device));
729 (struct mvgbe_rxdesc *)memalign(PKTALIGN,
730 MV_RXQ_DESC_ALIGNED_SIZE*RINGSZ + 1);
732 if (!dmvgbe->p_rxdesc)
735 dmvgbe->p_rxbuf = (u8 *) memalign(PKTALIGN,
736 RINGSZ*PKTSIZE_ALIGN + 1);
738 if (!dmvgbe->p_rxbuf)
741 dmvgbe->p_aligned_txbuf = memalign(8, PKTSIZE_ALIGN);
743 if (!dmvgbe->p_aligned_txbuf)
746 dmvgbe->p_txdesc = (struct mvgbe_txdesc *) memalign(
747 PKTALIGN, sizeof(struct mvgbe_txdesc) + 1);
749 if (!dmvgbe->p_txdesc) {
750 free(dmvgbe->p_aligned_txbuf);
752 free(dmvgbe->p_rxbuf);
754 free(dmvgbe->p_rxdesc);
758 printf("Err.. %s Failed to allocate memory\n",
765 /* must be less than sizeof(dev->name) */
766 sprintf(dev->name, "egiga%d", devnum);
770 dmvgbe->regs = (void *)MVGBE0_BASE;
772 #if defined(MVGBE1_BASE)
774 dmvgbe->regs = (void *)MVGBE1_BASE;
777 default: /* this should never happen */
778 printf("Err..(%s) Invalid device number %d\n",
779 __FUNCTION__, devnum);
783 dev->init = (void *)mvgbe_init;
784 dev->halt = (void *)mvgbe_halt;
785 dev->send = (void *)mvgbe_send;
786 dev->recv = (void *)mvgbe_recv;
787 dev->write_hwaddr = (void *)mvgbe_write_hwaddr;
791 #if defined(CONFIG_PHYLIB)
792 mvgbe_phylib_init(dev, PHY_BASE_ADR + devnum);
793 #elif defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
794 miiphy_register(dev->name, smi_reg_read, smi_reg_write);
795 /* Set phy address of the port */
796 miiphy_write(dev->name, MV_PHY_ADR_REQUEST,
797 MV_PHY_ADR_REQUEST, PHY_BASE_ADR + devnum);