1 /**************************************************************************
3 * Copyright 2000-2006 Alacritech, Inc. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following
13 * disclaimer in the documentation and/or other materials provided
14 * with the distribution.
16 * Alternatively, this software may be distributed under the terms of the
17 * GNU General Public License ("GPL") version 2 as published by the Free
18 * Software Foundation.
20 * THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
27 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * The views and conclusions contained in the software and documentation
34 * are those of the authors and should not be interpreted as representing
35 * official policies, either expressed or implied, of Alacritech, Inc.
37 **************************************************************************/
42 * The SLICOSS driver for Alacritech's IS-NIC products.
44 * This driver is supposed to support:
46 * Mojave cards (single port PCI Gigabit) both copper and fiber
47 * Oasis cards (single and dual port PCI-x Gigabit) copper and fiber
48 * Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber
50 * The driver was actually tested on Oasis and Kalahari cards.
53 * NOTE: This is the standard, non-accelerated version of Alacritech's
58 #define KLUDGE_FOR_4GB_BOUNDARY 1
59 #define DEBUG_MICROCODE 1
61 #define SLIC_INTERRUPT_PROCESS_LIMIT 1
62 #define SLIC_OFFLOAD_IP_CHECKSUM 1
63 #define STATS_TIMER_INTERVAL 2
64 #define PING_TIMER_INTERVAL 1
66 #include <linux/kernel.h>
67 #include <linux/string.h>
68 #include <linux/errno.h>
69 #include <linux/ioport.h>
70 #include <linux/slab.h>
71 #include <linux/interrupt.h>
72 #include <linux/timer.h>
73 #include <linux/pci.h>
74 #include <linux/spinlock.h>
75 #include <linux/init.h>
76 #include <linux/bitops.h>
78 #include <linux/netdevice.h>
79 #include <linux/etherdevice.h>
80 #include <linux/skbuff.h>
81 #include <linux/delay.h>
82 #include <linux/debugfs.h>
83 #include <linux/seq_file.h>
84 #include <linux/kthread.h>
85 #include <linux/module.h>
86 #include <linux/moduleparam.h>
88 #include <linux/firmware.h>
89 #include <linux/types.h>
90 #include <linux/dma-mapping.h>
91 #include <linux/mii.h>
92 #include <linux/if_vlan.h>
93 #include <asm/unaligned.h>
95 #include <linux/ethtool.h>
96 #include <linux/uaccess.h>
100 static uint slic_first_init = 1;
101 static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\
102 "and Storage Accelerator (Non-Accelerated)";
104 static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00";
105 static char *slic_product_name = "SLIC Technology(tm) Server "\
106 "and Storage Accelerator (Non-Accelerated)";
107 static char *slic_vendor = "Alacritech, Inc.";
109 static int slic_debug = 1;
110 static int debug = -1;
111 static struct net_device *head_netdevice;
113 static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL };
114 static int intagg_delay = 100;
115 static u32 dynamic_intagg;
116 static unsigned int rcv_count;
117 static struct dentry *slic_debugfs;
119 #define DRV_NAME "slicoss"
120 #define DRV_VERSION "2.0.1"
121 #define DRV_AUTHOR "Alacritech, Inc. Engineering"
122 #define DRV_DESCRIPTION "Alacritech SLIC Techonology(tm) "\
123 "Non-Accelerated Driver"
124 #define DRV_COPYRIGHT "Copyright 2000-2006 Alacritech, Inc. "\
125 "All rights reserved."
126 #define PFX DRV_NAME " "
128 MODULE_AUTHOR(DRV_AUTHOR);
129 MODULE_DESCRIPTION(DRV_DESCRIPTION);
130 MODULE_LICENSE("Dual BSD/GPL");
132 module_param(dynamic_intagg, int, 0);
133 MODULE_PARM_DESC(dynamic_intagg, "Dynamic Interrupt Aggregation Setting");
134 module_param(intagg_delay, int, 0);
135 MODULE_PARM_DESC(intagg_delay, "uSec Interrupt Aggregation Delay");
137 static DEFINE_PCI_DEVICE_TABLE(slic_pci_tbl) = {
138 { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) },
139 { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) },
143 MODULE_DEVICE_TABLE(pci, slic_pci_tbl);
149 static void slic_assert_fail(void)
153 cpuid = smp_processor_id();
154 curr_pid = current->pid;
156 printk(KERN_ERR "%s CPU # %d ---- PID # %d\n",
157 __func__, cpuid, curr_pid);
161 #define ASSERT(a) do { \
163 printk(KERN_ERR "slicoss ASSERT() Failure: function %s" \
164 "line %d\n", __func__, __LINE__); \
165 slic_assert_fail(); \
171 #define SLIC_GET_SLIC_HANDLE(_adapter, _pslic_handle) \
173 spin_lock_irqsave(&_adapter->handle_lock.lock, \
174 _adapter->handle_lock.flags); \
175 _pslic_handle = _adapter->pfree_slic_handles; \
176 if (_pslic_handle) { \
177 ASSERT(_pslic_handle->type == SLIC_HANDLE_FREE); \
178 _adapter->pfree_slic_handles = _pslic_handle->next; \
180 spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
181 _adapter->handle_lock.flags); \
184 #define SLIC_FREE_SLIC_HANDLE(_adapter, _pslic_handle) \
186 _pslic_handle->type = SLIC_HANDLE_FREE; \
187 spin_lock_irqsave(&_adapter->handle_lock.lock, \
188 _adapter->handle_lock.flags); \
189 _pslic_handle->next = _adapter->pfree_slic_handles; \
190 _adapter->pfree_slic_handles = _pslic_handle; \
191 spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
192 _adapter->handle_lock.flags); \
195 static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush)
202 static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg,
203 u32 value, void __iomem *regh, u32 paddrh,
206 spin_lock_irqsave(&adapter->bit64reglock.lock,
207 adapter->bit64reglock.flags);
208 if (paddrh != adapter->curaddrupper) {
209 adapter->curaddrupper = paddrh;
210 writel(paddrh, regh);
215 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
216 adapter->bit64reglock.flags);
220 * Functions to obtain the CRC corresponding to the destination mac address.
221 * This is a standard ethernet CRC in that it is a 32-bit, reflected CRC using
223 * x^32 + x^26 + x^23 + x^22 + x^16 + x^12 + x^11 + x^10 + x^8 + x^7 + x^5 +
226 * After the CRC for the 6 bytes is generated (but before the value is
228 * we must then transpose the value and return bits 30-23.
231 static u32 slic_crc_table[256]; /* Table of CRCs for all possible byte values */
232 static u32 slic_crc_init; /* Is table initialized */
235 * Contruct the CRC32 table
237 static void slic_mcast_init_crc32(void)
239 u32 c; /* CRC shit reg */
240 u32 e = 0; /* Poly X-or pattern */
242 int k; /* byte being shifted into crc */
244 static int p[] = { 0, 1, 2, 4, 5, 7, 8, 10, 11, 12, 16, 22, 23, 26 };
246 for (i = 0; i < ARRAY_SIZE(p); i++)
247 e |= 1L << (31 - p[i]);
249 for (i = 1; i < 256; i++) {
252 c = c & 1 ? (c >> 1) ^ e : c >> 1;
253 slic_crc_table[i] = c;
258 * Return the MAC hast as described above.
260 static unsigned char slic_mcast_get_mac_hash(char *macaddr)
265 unsigned char machash = 0;
267 if (!slic_crc_init) {
268 slic_mcast_init_crc32();
272 crc = 0xFFFFFFFF; /* Preload shift register, per crc-32 spec */
273 for (i = 0, p = macaddr; i < 6; ++p, ++i)
274 crc = (crc >> 8) ^ slic_crc_table[(crc ^ *p) & 0xFF];
276 /* Return bits 1-8, transposed */
277 for (i = 1; i < 9; i++)
278 machash |= (((crc >> i) & 1) << (8 - i));
283 static void slic_mcast_set_bit(struct adapter *adapter, char *address)
285 unsigned char crcpoly;
287 /* Get the CRC polynomial for the mac address */
288 crcpoly = slic_mcast_get_mac_hash(address);
290 /* We only have space on the SLIC for 64 entries. Lop
291 * off the top two bits. (2^6 = 64)
295 /* OR in the new bit into our 64 bit mask. */
296 adapter->mcastmask |= (u64) 1 << crcpoly;
299 static void slic_mcast_set_mask(struct adapter *adapter)
301 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
303 if (adapter->macopts & (MAC_ALLMCAST | MAC_PROMISC)) {
304 /* Turn on all multicast addresses. We have to do this for
305 * promiscuous mode as well as ALLMCAST mode. It saves the
306 * Microcode from having to keep state about the MAC
309 slic_reg32_write(&slic_regs->slic_mcastlow, 0xFFFFFFFF, FLUSH);
310 slic_reg32_write(&slic_regs->slic_mcasthigh, 0xFFFFFFFF,
313 /* Commit our multicast mast to the SLIC by writing to the
314 * multicast address mask registers
316 slic_reg32_write(&slic_regs->slic_mcastlow,
317 (u32)(adapter->mcastmask & 0xFFFFFFFF), FLUSH);
318 slic_reg32_write(&slic_regs->slic_mcasthigh,
319 (u32)((adapter->mcastmask >> 32) & 0xFFFFFFFF), FLUSH);
323 static void slic_timer_ping(ulong dev)
325 struct adapter *adapter;
326 struct sliccard *card;
329 adapter = netdev_priv((struct net_device *)dev);
331 card = adapter->card;
334 adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ);
335 add_timer(&adapter->pingtimer);
338 static void slic_unmap_mmio_space(struct adapter *adapter)
340 if (adapter->slic_regs)
341 iounmap(adapter->slic_regs);
342 adapter->slic_regs = NULL;
348 * Write phy control to configure link duplex/speed
351 static void slic_link_config(struct adapter *adapter,
352 u32 linkspeed, u32 linkduplex)
361 if (adapter->state != ADAPT_UP)
364 ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
365 || (adapter->devid == SLIC_2GB_DEVICE_ID));
367 if (linkspeed > LINK_1000MB)
368 linkspeed = LINK_AUTOSPEED;
369 if (linkduplex > LINK_AUTOD)
370 linkduplex = LINK_AUTOD;
372 wphy = &adapter->slic_regs->slic_wphy;
374 if ((linkspeed == LINK_AUTOSPEED) || (linkspeed == LINK_1000MB)) {
375 if (adapter->flags & ADAPT_FLAGS_FIBERMEDIA) {
376 /* We've got a fiber gigabit interface, and register
377 * 4 is different in fiber mode than in copper mode
380 /* advertise FD only @1000 Mb */
381 phy_advreg = (MIICR_REG_4 | (PAR_ADV1000XFD));
382 /* enable PAUSE frames */
383 phy_advreg |= PAR_ASYMPAUSE_FIBER;
384 slic_reg32_write(wphy, phy_advreg, FLUSH);
386 if (linkspeed == LINK_AUTOSPEED) {
387 /* reset phy, enable auto-neg */
390 (PCR_RESET | PCR_AUTONEG |
392 slic_reg32_write(wphy, phy_config, FLUSH);
393 } else { /* forced 1000 Mb FD*/
394 /* power down phy to break link
395 this may not work) */
396 phy_config = (MIICR_REG_PCR | PCR_POWERDOWN);
397 slic_reg32_write(wphy, phy_config, FLUSH);
398 /* wait, Marvell says 1 sec,
399 try to get away with 10 ms */
402 /* disable auto-neg, set speed/duplex,
403 soft reset phy, powerup */
406 (PCR_RESET | PCR_SPEED_1000 |
408 slic_reg32_write(wphy, phy_config, FLUSH);
410 } else { /* copper gigabit */
412 /* Auto-Negotiate or 1000 Mb must be auto negotiated
413 * We've got a copper gigabit interface, and
414 * register 4 is different in copper mode than
417 if (linkspeed == LINK_AUTOSPEED) {
418 /* advertise 10/100 Mb modes */
421 (PAR_ADV100FD | PAR_ADV100HD | PAR_ADV10FD
424 /* linkspeed == LINK_1000MB -
425 don't advertise 10/100 Mb modes */
426 phy_advreg = MIICR_REG_4;
428 /* enable PAUSE frames */
429 phy_advreg |= PAR_ASYMPAUSE;
430 /* required by the Cicada PHY */
431 phy_advreg |= PAR_802_3;
432 slic_reg32_write(wphy, phy_advreg, FLUSH);
433 /* advertise FD only @1000 Mb */
434 phy_gctlreg = (MIICR_REG_9 | (PGC_ADV1000FD));
435 slic_reg32_write(wphy, phy_gctlreg, FLUSH);
437 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
439 enable auto crossover */
441 (MIICR_REG_16 | (MRV_REG16_XOVERON));
442 slic_reg32_write(wphy, phy_config, FLUSH);
444 /* reset phy, enable auto-neg */
447 (PCR_RESET | PCR_AUTONEG |
449 slic_reg32_write(wphy, phy_config, FLUSH);
450 } else { /* it's a Cicada PHY */
451 /* enable and restart auto-neg (don't reset) */
454 (PCR_AUTONEG | PCR_AUTONEG_RST));
455 slic_reg32_write(wphy, phy_config, FLUSH);
460 if (linkspeed == LINK_10MB)
463 speed = PCR_SPEED_100;
464 if (linkduplex == LINK_HALFD)
467 duplex = PCR_DUPLEX_FULL;
469 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
471 disable auto crossover */
472 phy_config = (MIICR_REG_16 | (MRV_REG16_XOVEROFF));
473 slic_reg32_write(wphy, phy_config, FLUSH);
476 /* power down phy to break link (this may not work) */
477 phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN | speed | duplex));
478 slic_reg32_write(wphy, phy_config, FLUSH);
480 /* wait, Marvell says 1 sec, try to get away with 10 ms */
483 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
485 disable auto-neg, set speed,
486 soft reset phy, powerup */
488 (MIICR_REG_PCR | (PCR_RESET | speed | duplex));
489 slic_reg32_write(wphy, phy_config, FLUSH);
490 } else { /* it's a Cicada PHY */
491 /* disable auto-neg, set speed, powerup */
492 phy_config = (MIICR_REG_PCR | (speed | duplex));
493 slic_reg32_write(wphy, phy_config, FLUSH);
498 static int slic_card_download_gbrcv(struct adapter *adapter)
500 const struct firmware *fw;
501 const char *file = "";
503 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
509 switch (adapter->devid) {
510 case SLIC_2GB_DEVICE_ID:
511 file = "slicoss/oasisrcvucode.sys";
513 case SLIC_1GB_DEVICE_ID:
514 file = "slicoss/gbrcvucode.sys";
521 ret = request_firmware(&fw, file, &adapter->pcidev->dev);
523 dev_err(&adapter->pcidev->dev,
524 "SLICOSS: Failed to load firmware %s\n", file);
528 rcvucodelen = *(u32 *)(fw->data + index);
530 switch (adapter->devid) {
531 case SLIC_2GB_DEVICE_ID:
532 if (rcvucodelen != OasisRcvUCodeLen)
535 case SLIC_1GB_DEVICE_ID:
536 if (rcvucodelen != GBRcvUCodeLen)
544 slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_BEGIN, FLUSH);
545 /* download the rcv sequencer ucode */
546 for (codeaddr = 0; codeaddr < rcvucodelen; codeaddr++) {
547 /* write out instruction address */
548 slic_reg32_write(&slic_regs->slic_rcv_wcs, codeaddr, FLUSH);
550 instruction = *(u32 *)(fw->data + index);
552 /* write out the instruction data low addr */
553 slic_reg32_write(&slic_regs->slic_rcv_wcs, instruction, FLUSH);
555 instruction = *(u8 *)(fw->data + index);
557 /* write out the instruction data high addr */
558 slic_reg32_write(&slic_regs->slic_rcv_wcs, (u8)instruction,
562 /* download finished */
563 release_firmware(fw);
564 slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_FINISH, FLUSH);
568 MODULE_FIRMWARE("slicoss/oasisrcvucode.sys");
569 MODULE_FIRMWARE("slicoss/gbrcvucode.sys");
571 static int slic_card_download(struct adapter *adapter)
573 const struct firmware *fw;
574 const char *file = "";
579 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
586 int ucode_start, index = 0;
588 switch (adapter->devid) {
589 case SLIC_2GB_DEVICE_ID:
590 file = "slicoss/oasisdownload.sys";
592 case SLIC_1GB_DEVICE_ID:
593 file = "slicoss/gbdownload.sys";
599 ret = request_firmware(&fw, file, &adapter->pcidev->dev);
601 dev_err(&adapter->pcidev->dev,
602 "SLICOSS: Failed to load firmware %s\n", file);
605 numsects = *(u32 *)(fw->data + index);
607 ASSERT(numsects <= 3);
608 for (i = 0; i < numsects; i++) {
609 sectsize[i] = *(u32 *)(fw->data + index);
612 for (i = 0; i < numsects; i++) {
613 sectstart[i] = *(u32 *)(fw->data + index);
617 instruction = *(u32 *)(fw->data + index);
619 for (section = 0; section < numsects; section++) {
620 baseaddress = sectstart[section];
621 thissectionsize = sectsize[section] >> 3;
623 for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
624 /* Write out instruction address */
625 slic_reg32_write(&slic_regs->slic_wcs,
626 baseaddress + codeaddr, FLUSH);
627 /* Write out instruction to low addr */
628 slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
629 instruction = *(u32 *)(fw->data + index);
632 /* Write out instruction to high addr */
633 slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
634 instruction = *(u32 *)(fw->data + index);
639 for (section = 0; section < numsects; section++) {
640 instruction = *(u32 *)(fw->data + index);
641 baseaddress = sectstart[section];
642 if (baseaddress < 0x8000)
644 thissectionsize = sectsize[section] >> 3;
646 for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
647 /* Write out instruction address */
648 slic_reg32_write(&slic_regs->slic_wcs,
649 SLIC_WCS_COMPARE | (baseaddress + codeaddr),
651 /* Write out instruction to low addr */
652 slic_reg32_write(&slic_regs->slic_wcs, instruction,
654 instruction = *(u32 *)(fw->data + index);
656 /* Write out instruction to high addr */
657 slic_reg32_write(&slic_regs->slic_wcs, instruction,
659 instruction = *(u32 *)(fw->data + index);
662 /* Check SRAM location zero. If it is non-zero. Abort.*/
663 /* failure = readl((u32 __iomem *)&slic_regs->slic_reset);
665 release_firmware(fw);
670 release_firmware(fw);
671 /* Everything OK, kick off the card */
673 slic_reg32_write(&slic_regs->slic_wcs, SLIC_WCS_START, FLUSH);
675 /* stall for 20 ms, long enough for ucode to init card
676 and reach mainloop */
682 MODULE_FIRMWARE("slicoss/oasisdownload.sys");
683 MODULE_FIRMWARE("slicoss/gbdownload.sys");
685 static void slic_adapter_set_hwaddr(struct adapter *adapter)
687 struct sliccard *card = adapter->card;
689 if ((adapter->card) && (card->config_set)) {
690 memcpy(adapter->macaddr,
691 card->config.MacInfo[adapter->functionnumber].macaddrA,
692 sizeof(struct slic_config_mac));
693 if (!(adapter->currmacaddr[0] || adapter->currmacaddr[1] ||
694 adapter->currmacaddr[2] || adapter->currmacaddr[3] ||
695 adapter->currmacaddr[4] || adapter->currmacaddr[5])) {
696 memcpy(adapter->currmacaddr, adapter->macaddr, 6);
698 if (adapter->netdev) {
699 memcpy(adapter->netdev->dev_addr, adapter->currmacaddr,
705 static void slic_intagg_set(struct adapter *adapter, u32 value)
707 slic_reg32_write(&adapter->slic_regs->slic_intagg, value, FLUSH);
708 adapter->card->loadlevel_current = value;
711 static void slic_soft_reset(struct adapter *adapter)
713 if (adapter->card->state == CARD_UP) {
714 slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH);
718 slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC,
723 static void slic_mac_address_config(struct adapter *adapter)
727 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
729 value = *(u32 *) &adapter->currmacaddr[2];
730 value = ntohl(value);
731 slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
732 slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);
734 value2 = (u32) ((adapter->currmacaddr[0] << 8 |
735 adapter->currmacaddr[1]) & 0xFFFF);
737 slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH);
738 slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH);
740 /* Write our multicast mask out to the card. This is done */
741 /* here in addition to the slic_mcast_addr_set routine */
742 /* because ALL_MCAST may have been enabled or disabled */
743 slic_mcast_set_mask(adapter);
746 static void slic_mac_config(struct adapter *adapter)
749 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
751 /* Setup GMAC gaps */
752 if (adapter->linkspeed == LINK_1000MB) {
753 value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
754 (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
755 (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
757 value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
758 (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
759 (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
763 if (adapter->linkspeed == LINK_1000MB)
766 /* enable fullduplex */
767 if ((adapter->linkduplex == LINK_FULLD)
768 || (adapter->macopts & MAC_LOOPBACK)) {
772 /* write mac config */
773 slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH);
775 /* setup mac addresses */
776 slic_mac_address_config(adapter);
779 static void slic_config_set(struct adapter *adapter, bool linkchange)
783 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
787 slic_mac_config(adapter);
788 RcrReset = GRCR_RESET;
790 slic_mac_address_config(adapter);
794 if (adapter->linkduplex == LINK_FULLD) {
796 value = (GXCR_RESET | /* Always reset */
797 GXCR_XMTEN | /* Enable transmit */
798 GXCR_PAUSEEN); /* Enable pause */
800 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
802 /* Setup rcvcfg last */
803 value = (RcrReset | /* Reset, if linkchange */
804 GRCR_CTLEN | /* Enable CTL frames */
805 GRCR_ADDRAEN | /* Address A enable */
806 GRCR_RCVBAD | /* Rcv bad frames */
807 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
810 value = (GXCR_RESET | /* Always reset */
811 GXCR_XMTEN); /* Enable transmit */
813 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
815 /* Setup rcvcfg last */
816 value = (RcrReset | /* Reset, if linkchange */
817 GRCR_ADDRAEN | /* Address A enable */
818 GRCR_RCVBAD | /* Rcv bad frames */
819 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
822 if (adapter->state != ADAPT_DOWN) {
823 /* Only enable receive if we are restarting or running */
827 if (adapter->macopts & MAC_PROMISC)
828 value |= GRCR_RCVALL;
830 slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
834 * Turn off RCV and XMT, power down PHY
836 static void slic_config_clear(struct adapter *adapter)
840 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
843 value = (GXCR_RESET | /* Always reset */
844 GXCR_PAUSEEN); /* Enable pause */
846 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
848 value = (GRCR_RESET | /* Always reset */
849 GRCR_CTLEN | /* Enable CTL frames */
850 GRCR_ADDRAEN | /* Address A enable */
851 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
853 slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
856 phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN));
857 slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH);
860 static bool slic_mac_filter(struct adapter *adapter,
861 struct ether_header *ether_frame)
863 struct net_device *netdev = adapter->netdev;
864 u32 opts = adapter->macopts;
865 u32 *dhost4 = (u32 *)ðer_frame->ether_dhost[0];
866 u16 *dhost2 = (u16 *)ðer_frame->ether_dhost[4];
868 if (opts & MAC_PROMISC)
871 if ((*dhost4 == 0xFFFFFFFF) && (*dhost2 == 0xFFFF)) {
872 if (opts & MAC_BCAST) {
873 adapter->rcv_broadcasts++;
880 if (ether_frame->ether_dhost[0] & 0x01) {
881 if (opts & MAC_ALLMCAST) {
882 adapter->rcv_multicasts++;
883 netdev->stats.multicast++;
886 if (opts & MAC_MCAST) {
887 struct mcast_address *mcaddr = adapter->mcastaddrs;
890 if (!compare_ether_addr(mcaddr->address,
891 ether_frame->ether_dhost)) {
892 adapter->rcv_multicasts++;
893 netdev->stats.multicast++;
896 mcaddr = mcaddr->next;
903 if (opts & MAC_DIRECTED) {
904 adapter->rcv_unicasts++;
911 static int slic_mac_set_address(struct net_device *dev, void *ptr)
913 struct adapter *adapter = netdev_priv(dev);
914 struct sockaddr *addr = ptr;
916 if (netif_running(dev))
921 if (!is_valid_ether_addr(addr->sa_data))
924 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
925 memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len);
927 slic_config_set(adapter, true);
931 static void slic_timer_load_check(ulong cardaddr)
933 struct sliccard *card = (struct sliccard *)cardaddr;
934 struct adapter *adapter = card->master;
936 u32 load = card->events;
939 intagg = &adapter->slic_regs->slic_intagg;
941 if ((adapter) && (adapter->state == ADAPT_UP) &&
942 (card->state == CARD_UP) && (slic_global.dynamic_intagg)) {
943 if (adapter->devid == SLIC_1GB_DEVICE_ID) {
944 if (adapter->linkspeed == LINK_1000MB)
947 if (load > SLIC_LOAD_5)
948 level = SLIC_INTAGG_5;
949 else if (load > SLIC_LOAD_4)
950 level = SLIC_INTAGG_4;
951 else if (load > SLIC_LOAD_3)
952 level = SLIC_INTAGG_3;
953 else if (load > SLIC_LOAD_2)
954 level = SLIC_INTAGG_2;
955 else if (load > SLIC_LOAD_1)
956 level = SLIC_INTAGG_1;
958 level = SLIC_INTAGG_0;
960 if (card->loadlevel_current != level) {
961 card->loadlevel_current = level;
962 slic_reg32_write(intagg, level, FLUSH);
965 if (load > SLIC_LOAD_5)
966 level = SLIC_INTAGG_5;
967 else if (load > SLIC_LOAD_4)
968 level = SLIC_INTAGG_4;
969 else if (load > SLIC_LOAD_3)
970 level = SLIC_INTAGG_3;
971 else if (load > SLIC_LOAD_2)
972 level = SLIC_INTAGG_2;
973 else if (load > SLIC_LOAD_1)
974 level = SLIC_INTAGG_1;
976 level = SLIC_INTAGG_0;
977 if (card->loadlevel_current != level) {
978 card->loadlevel_current = level;
979 slic_reg32_write(intagg, level, FLUSH);
984 card->loadtimer.expires = jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
985 add_timer(&card->loadtimer);
988 static int slic_upr_queue_request(struct adapter *adapter,
992 u32 upr_buffer, u32 upr_buffer_h)
994 struct slic_upr *upr;
995 struct slic_upr *uprqueue;
997 upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC);
1001 upr->adapter = adapter->port;
1002 upr->upr_request = upr_request;
1003 upr->upr_data = upr_data;
1004 upr->upr_buffer = upr_buffer;
1005 upr->upr_data_h = upr_data_h;
1006 upr->upr_buffer_h = upr_buffer_h;
1008 if (adapter->upr_list) {
1009 uprqueue = adapter->upr_list;
1011 while (uprqueue->next)
1012 uprqueue = uprqueue->next;
1013 uprqueue->next = upr;
1015 adapter->upr_list = upr;
1020 static void slic_upr_start(struct adapter *adapter)
1022 struct slic_upr *upr;
1023 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1029 upr = adapter->upr_list;
1032 if (adapter->upr_busy)
1034 adapter->upr_busy = 1;
1036 switch (upr->upr_request) {
1037 case SLIC_UPR_STATS:
1038 if (upr->upr_data_h == 0) {
1039 slic_reg32_write(&slic_regs->slic_stats, upr->upr_data,
1042 slic_reg64_write(adapter, &slic_regs->slic_stats64,
1044 &slic_regs->slic_addr_upper,
1045 upr->upr_data_h, FLUSH);
1050 slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data,
1051 &slic_regs->slic_addr_upper, upr->upr_data_h,
1055 case SLIC_UPR_RCONFIG:
1056 slic_reg64_write(adapter, &slic_regs->slic_rconfig,
1057 upr->upr_data, &slic_regs->slic_addr_upper,
1058 upr->upr_data_h, FLUSH);
1061 slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH);
1068 static int slic_upr_request(struct adapter *adapter,
1072 u32 upr_buffer, u32 upr_buffer_h)
1076 spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
1077 rc = slic_upr_queue_request(adapter,
1080 upr_data_h, upr_buffer, upr_buffer_h);
1082 goto err_unlock_irq;
1084 slic_upr_start(adapter);
1086 spin_unlock_irqrestore(&adapter->upr_lock.lock,
1087 adapter->upr_lock.flags);
1091 static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
1093 u32 linkstatus = adapter->pshmem->linkstatus;
1095 unsigned char linkspeed;
1096 unsigned char linkduplex;
1098 if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
1099 struct slic_shmem *pshmem;
1101 pshmem = (struct slic_shmem *)adapter->phys_shmem;
1102 #if BITS_PER_LONG == 64
1103 slic_upr_queue_request(adapter,
1105 SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
1106 SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
1109 slic_upr_queue_request(adapter,
1111 (u32) &pshmem->linkstatus,
1112 SLIC_GET_ADDR_HIGH(pshmem), 0, 0);
1116 if (adapter->state != ADAPT_UP)
1119 ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
1120 || (adapter->devid == SLIC_2GB_DEVICE_ID));
1122 linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN;
1123 if (linkstatus & GIG_SPEED_1000)
1124 linkspeed = LINK_1000MB;
1125 else if (linkstatus & GIG_SPEED_100)
1126 linkspeed = LINK_100MB;
1128 linkspeed = LINK_10MB;
1130 if (linkstatus & GIG_FULLDUPLEX)
1131 linkduplex = LINK_FULLD;
1133 linkduplex = LINK_HALFD;
1135 if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
1138 /* link up event, but nothing has changed */
1139 if ((adapter->linkstate == LINK_UP) &&
1140 (linkup == LINK_UP) &&
1141 (adapter->linkspeed == linkspeed) &&
1142 (adapter->linkduplex == linkduplex))
1145 /* link has changed at this point */
1147 /* link has gone from up to down */
1148 if (linkup == LINK_DOWN) {
1149 adapter->linkstate = LINK_DOWN;
1153 /* link has gone from down to up */
1154 adapter->linkspeed = linkspeed;
1155 adapter->linkduplex = linkduplex;
1157 if (adapter->linkstate != LINK_UP) {
1159 slic_config_set(adapter, true);
1160 adapter->linkstate = LINK_UP;
1161 netif_start_queue(adapter->netdev);
1165 static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
1167 struct sliccard *card = adapter->card;
1168 struct slic_upr *upr;
1170 spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
1171 upr = adapter->upr_list;
1174 spin_unlock_irqrestore(&adapter->upr_lock.lock,
1175 adapter->upr_lock.flags);
1178 adapter->upr_list = upr->next;
1180 adapter->upr_busy = 0;
1181 ASSERT(adapter->port == upr->adapter);
1182 switch (upr->upr_request) {
1183 case SLIC_UPR_STATS:
1185 struct slic_stats *slicstats =
1186 (struct slic_stats *) &adapter->pshmem->inicstats;
1187 struct slic_stats *newstats = slicstats;
1188 struct slic_stats *old = &adapter->inicstats_prev;
1189 struct slicnet_stats *stst = &adapter->slic_stats;
1191 if (isr & ISR_UPCERR) {
1192 dev_err(&adapter->netdev->dev,
1193 "SLIC_UPR_STATS command failed isr[%x]\n",
1198 UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs,
1199 newstats->xmit_tcp_segs_gb,
1200 old->xmit_tcp_segs_gb);
1202 UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes,
1203 newstats->xmit_tcp_bytes_gb,
1204 old->xmit_tcp_bytes_gb);
1206 UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs,
1207 newstats->rcv_tcp_segs_gb,
1208 old->rcv_tcp_segs_gb);
1210 UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes,
1211 newstats->rcv_tcp_bytes_gb,
1212 old->rcv_tcp_bytes_gb);
1214 UPDATE_STATS_GB(stst->iface.xmt_bytes,
1215 newstats->xmit_bytes_gb,
1216 old->xmit_bytes_gb);
1218 UPDATE_STATS_GB(stst->iface.xmt_ucast,
1219 newstats->xmit_unicasts_gb,
1220 old->xmit_unicasts_gb);
1222 UPDATE_STATS_GB(stst->iface.rcv_bytes,
1223 newstats->rcv_bytes_gb,
1226 UPDATE_STATS_GB(stst->iface.rcv_ucast,
1227 newstats->rcv_unicasts_gb,
1228 old->rcv_unicasts_gb);
1230 UPDATE_STATS_GB(stst->iface.xmt_errors,
1231 newstats->xmit_collisions_gb,
1232 old->xmit_collisions_gb);
1234 UPDATE_STATS_GB(stst->iface.xmt_errors,
1235 newstats->xmit_excess_collisions_gb,
1236 old->xmit_excess_collisions_gb);
1238 UPDATE_STATS_GB(stst->iface.xmt_errors,
1239 newstats->xmit_other_error_gb,
1240 old->xmit_other_error_gb);
1242 UPDATE_STATS_GB(stst->iface.rcv_errors,
1243 newstats->rcv_other_error_gb,
1244 old->rcv_other_error_gb);
1246 UPDATE_STATS_GB(stst->iface.rcv_discards,
1247 newstats->rcv_drops_gb,
1250 if (newstats->rcv_drops_gb > old->rcv_drops_gb) {
1251 adapter->rcv_drops +=
1252 (newstats->rcv_drops_gb -
1255 memcpy(old, newstats, sizeof(struct slic_stats));
1259 slic_link_upr_complete(adapter, isr);
1261 case SLIC_UPR_RCONFIG:
1276 card->pingstatus |= (isr & ISR_PINGDSMASK);
1282 slic_upr_start(adapter);
1283 spin_unlock_irqrestore(&adapter->upr_lock.lock,
1284 adapter->upr_lock.flags);
1287 static void slic_config_get(struct adapter *adapter, u32 config,
1292 status = slic_upr_request(adapter,
1294 (u32) config, (u32) config_h, 0, 0);
1295 ASSERT(status == 0);
1299 * this is here to checksum the eeprom, there is some ucode bug
1300 * which prevens us from using the ucode result.
1301 * remove this once ucode is fixed.
1303 static ushort slic_eeprom_cksum(char *m, int len)
1305 #define ADDCARRY(x) (x > 65535 ? x -= 65535 : x)
1306 #define REDUCE {l_util.l = sum; sum = l_util.s[0] + l_util.s[1]; ADDCARRY(sum);\
1311 u32 byte_swapped = 0;
1328 #if BITS_PER_LONG == 64
1329 w_int = (u32) ((ulong) w & 0x00000000FFFFFFFF);
1333 if ((1 & w_int) && (len > 0)) {
1336 s_util.c[0] = *(unsigned char *)w;
1337 w = (u16 *)((char *)w + 1);
1342 /* Unroll the loop to make overhead from branches &c small. */
1343 while ((len -= 32) >= 0) {
1360 w = (u16 *)((ulong) w + 16); /* verify */
1363 while ((len -= 8) >= 0) {
1368 w = (u16 *)((ulong) w + 4); /* verify */
1371 if (len != 0 || byte_swapped != 0) {
1373 while ((len -= 2) >= 0)
1374 sum += *w++; /* verify */
1380 s_util.c[1] = *(char *) w;
1387 } else if (len == -1) {
1388 s_util.c[0] = *(char *) w;
1397 return (ushort) sum;
1400 static void slic_rspqueue_free(struct adapter *adapter)
1403 struct slic_rspqueue *rspq = &adapter->rspqueue;
1405 for (i = 0; i < rspq->num_pages; i++) {
1406 if (rspq->vaddr[i]) {
1407 pci_free_consistent(adapter->pcidev, PAGE_SIZE,
1408 rspq->vaddr[i], rspq->paddr[i]);
1410 rspq->vaddr[i] = NULL;
1414 rspq->pageindex = 0;
1415 rspq->rspbuf = NULL;
1418 static int slic_rspqueue_init(struct adapter *adapter)
1421 struct slic_rspqueue *rspq = &adapter->rspqueue;
1422 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1425 ASSERT(adapter->state == ADAPT_DOWN);
1426 memset(rspq, 0, sizeof(struct slic_rspqueue));
1428 rspq->num_pages = SLIC_RSPQ_PAGES_GB;
1430 for (i = 0; i < rspq->num_pages; i++) {
1431 rspq->vaddr[i] = pci_alloc_consistent(adapter->pcidev,
1434 if (!rspq->vaddr[i]) {
1435 dev_err(&adapter->pcidev->dev,
1436 "pci_alloc_consistent failed\n");
1437 slic_rspqueue_free(adapter);
1441 * do we really need this assertions (4K PAGE_SIZE aligned addr)? */
1443 #ifndef CONFIG_X86_64
1444 ASSERT(((u32) rspq->vaddr[i] & 0xFFFFF000) ==
1445 (u32) rspq->vaddr[i]);
1446 ASSERT(((u32) rspq->paddr[i] & 0xFFFFF000) ==
1447 (u32) rspq->paddr[i]);
1450 memset(rspq->vaddr[i], 0, PAGE_SIZE);
1453 slic_reg32_write(&slic_regs->slic_rbar,
1454 (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
1457 slic_reg64_write(adapter, &slic_regs->slic_rbar64,
1458 (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
1459 &slic_regs->slic_addr_upper,
1460 paddrh, DONT_FLUSH);
1464 rspq->pageindex = 0;
1465 rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0];
1469 static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter)
1471 struct slic_rspqueue *rspq = &adapter->rspqueue;
1472 struct slic_rspbuf *buf;
1474 if (!(rspq->rspbuf->status))
1478 #if BITS_PER_LONG == 32
1479 ASSERT((buf->status & 0xFFFFFFE0) == 0);
1481 ASSERT(buf->hosthandle);
1482 if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) {
1484 #if BITS_PER_LONG == 32
1485 ASSERT(((u32) rspq->rspbuf & 0xFFFFFFE0) ==
1486 (u32) rspq->rspbuf);
1489 ASSERT(rspq->offset == SLIC_RSPQ_BUFSINPAGE);
1490 slic_reg64_write(adapter, &adapter->slic_regs->slic_rbar64,
1491 (rspq->paddr[rspq->pageindex] | SLIC_RSPQ_BUFSINPAGE),
1492 &adapter->slic_regs->slic_addr_upper, 0, DONT_FLUSH);
1493 rspq->pageindex = (++rspq->pageindex) % rspq->num_pages;
1495 rspq->rspbuf = (struct slic_rspbuf *)
1496 rspq->vaddr[rspq->pageindex];
1497 #if BITS_PER_LONG == 32
1498 ASSERT(((u32) rspq->rspbuf & 0xFFFFF000) ==
1499 (u32) rspq->rspbuf);
1502 #if BITS_PER_LONG == 32
1503 ASSERT(((u32) buf & 0xFFFFFFE0) == (u32) buf);
1508 static void slic_cmdqmem_init(struct adapter *adapter)
1510 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1512 memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
1515 static void slic_cmdqmem_free(struct adapter *adapter)
1517 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1520 for (i = 0; i < SLIC_CMDQ_MAXPAGES; i++) {
1521 if (cmdqmem->pages[i]) {
1522 pci_free_consistent(adapter->pcidev,
1524 (void *) cmdqmem->pages[i],
1525 cmdqmem->dma_pages[i]);
1528 memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
1531 static u32 *slic_cmdqmem_addpage(struct adapter *adapter)
1533 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1536 if (cmdqmem->pagecnt >= SLIC_CMDQ_MAXPAGES)
1538 pageaddr = pci_alloc_consistent(adapter->pcidev,
1540 &cmdqmem->dma_pages[cmdqmem->pagecnt]);
1543 #if BITS_PER_LONG == 32
1544 ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
1546 cmdqmem->pages[cmdqmem->pagecnt] = pageaddr;
1551 static void slic_cmdq_free(struct adapter *adapter)
1553 struct slic_hostcmd *cmd;
1555 cmd = adapter->cmdq_all.head;
1558 struct sk_buff *tempskb;
1563 dev_kfree_skb_irq(tempskb);
1566 cmd = cmd->next_all;
1568 memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
1569 memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
1570 memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
1571 slic_cmdqmem_free(adapter);
1574 static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
1576 struct slic_hostcmd *cmd;
1577 struct slic_hostcmd *prev;
1578 struct slic_hostcmd *tail;
1579 struct slic_cmdqueue *cmdq;
1585 struct slic_handle *pslic_handle;
1588 cmd = (struct slic_hostcmd *)cmdaddr;
1591 phys_addr = virt_to_bus((void *)page);
1592 phys_addrl = SLIC_GET_ADDR_LOW(phys_addr);
1593 phys_addrh = SLIC_GET_ADDR_HIGH(phys_addr);
1597 while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) &&
1598 (adapter->slic_handle_ix < 256)) {
1599 /* Allocate and initialize a SLIC_HANDLE for this command */
1600 SLIC_GET_SLIC_HANDLE(adapter, pslic_handle);
1601 if (pslic_handle == NULL)
1603 ASSERT(pslic_handle ==
1604 &adapter->slic_handles[pslic_handle->token.
1606 pslic_handle->type = SLIC_HANDLE_CMD;
1607 pslic_handle->address = (void *) cmd;
1608 pslic_handle->offset = (ushort) adapter->slic_handle_ix++;
1609 pslic_handle->other_handle = NULL;
1610 pslic_handle->next = NULL;
1612 cmd->pslic_handle = pslic_handle;
1613 cmd->cmd64.hosthandle = pslic_handle->token.handle_token;
1615 cmd->paddrl = phys_addrl;
1616 cmd->paddrh = phys_addrh;
1617 cmd->next_all = prev;
1620 phys_addrl += SLIC_HOSTCMD_SIZE;
1621 cmdaddr += SLIC_HOSTCMD_SIZE;
1623 cmd = (struct slic_hostcmd *)cmdaddr;
1627 cmdq = &adapter->cmdq_all;
1628 cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
1629 tail->next_all = cmdq->head;
1631 cmdq = &adapter->cmdq_free;
1632 spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
1633 cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
1634 tail->next = cmdq->head;
1636 spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
1639 static int slic_cmdq_init(struct adapter *adapter)
1644 ASSERT(adapter->state == ADAPT_DOWN);
1645 memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
1646 memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
1647 memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
1648 spin_lock_init(&adapter->cmdq_all.lock.lock);
1649 spin_lock_init(&adapter->cmdq_free.lock.lock);
1650 spin_lock_init(&adapter->cmdq_done.lock.lock);
1651 slic_cmdqmem_init(adapter);
1652 adapter->slic_handle_ix = 1;
1653 for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
1654 pageaddr = slic_cmdqmem_addpage(adapter);
1655 #if BITS_PER_LONG == 32
1656 ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
1659 slic_cmdq_free(adapter);
1662 slic_cmdq_addcmdpage(adapter, pageaddr);
1664 adapter->slic_handle_ix = 1;
1669 static void slic_cmdq_reset(struct adapter *adapter)
1671 struct slic_hostcmd *hcmd;
1672 struct sk_buff *skb;
1675 spin_lock_irqsave(&adapter->cmdq_free.lock.lock,
1676 adapter->cmdq_free.lock.flags);
1677 spin_lock_irqsave(&adapter->cmdq_done.lock.lock,
1678 adapter->cmdq_done.lock.flags);
1679 outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
1680 outstanding -= adapter->cmdq_free.count;
1681 hcmd = adapter->cmdq_all.head;
1688 dev_kfree_skb_irq(skb);
1690 hcmd = hcmd->next_all;
1692 adapter->cmdq_free.count = 0;
1693 adapter->cmdq_free.head = NULL;
1694 adapter->cmdq_free.tail = NULL;
1695 adapter->cmdq_done.count = 0;
1696 adapter->cmdq_done.head = NULL;
1697 adapter->cmdq_done.tail = NULL;
1698 adapter->cmdq_free.head = adapter->cmdq_all.head;
1699 hcmd = adapter->cmdq_all.head;
1701 adapter->cmdq_free.count++;
1702 hcmd->next = hcmd->next_all;
1703 hcmd = hcmd->next_all;
1705 if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
1706 dev_err(&adapter->netdev->dev,
1707 "free_count %d != all count %d\n",
1708 adapter->cmdq_free.count, adapter->cmdq_all.count);
1710 spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock,
1711 adapter->cmdq_done.lock.flags);
1712 spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock,
1713 adapter->cmdq_free.lock.flags);
1716 static void slic_cmdq_getdone(struct adapter *adapter)
1718 struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
1719 struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
1721 ASSERT(free_cmdq->head == NULL);
1722 spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags);
1724 free_cmdq->head = done_cmdq->head;
1725 free_cmdq->count = done_cmdq->count;
1726 done_cmdq->head = NULL;
1727 done_cmdq->tail = NULL;
1728 done_cmdq->count = 0;
1729 spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags);
1732 static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter)
1734 struct slic_cmdqueue *cmdq = &adapter->cmdq_free;
1735 struct slic_hostcmd *cmd = NULL;
1738 spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
1742 cmdq->head = cmd->next;
1744 spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
1746 slic_cmdq_getdone(adapter);
1753 spin_unlock_irqrestore(&cmdq->lock.lock,
1755 pageaddr = slic_cmdqmem_addpage(adapter);
1757 slic_cmdq_addcmdpage(adapter, pageaddr);
1758 goto lock_and_retry;
1765 static void slic_cmdq_putdone_irq(struct adapter *adapter,
1766 struct slic_hostcmd *cmd)
1768 struct slic_cmdqueue *cmdq = &adapter->cmdq_done;
1770 spin_lock(&cmdq->lock.lock);
1772 cmd->next = cmdq->head;
1775 if ((adapter->xmitq_full) && (cmdq->count > 10))
1776 netif_wake_queue(adapter->netdev);
1777 spin_unlock(&cmdq->lock.lock);
1780 static int slic_rcvqueue_fill(struct adapter *adapter)
1785 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1787 struct device *dev = &adapter->netdev->dev;
1789 while (i < SLIC_RCVQ_FILLENTRIES) {
1790 struct slic_rcvbuf *rcvbuf;
1791 struct sk_buff *skb;
1792 #ifdef KLUDGE_FOR_4GB_BOUNDARY
1795 skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC);
1797 paddr = (void *)pci_map_single(adapter->pcidev,
1799 SLIC_RCVQ_RCVBUFSIZE,
1800 PCI_DMA_FROMDEVICE);
1801 paddrl = SLIC_GET_ADDR_LOW(paddr);
1802 paddrh = SLIC_GET_ADDR_HIGH(paddr);
1804 skb->len = SLIC_RCVBUF_HEADSIZE;
1805 rcvbuf = (struct slic_rcvbuf *)skb->head;
1808 #ifdef KLUDGE_FOR_4GB_BOUNDARY
1810 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1812 dev_err(dev, "skb[%p] PROBLEM\n", skb);
1813 dev_err(dev, " skbdata[%p]\n", skb->data);
1814 dev_err(dev, " skblen[%x]\n", skb->len);
1815 dev_err(dev, " paddr[%p]\n", paddr);
1816 dev_err(dev, " paddrl[%x]\n", paddrl);
1817 dev_err(dev, " paddrh[%x]\n", paddrh);
1818 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1819 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1820 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1821 dev_err(dev, "SKIP THIS SKB!!!!!!!!\n");
1822 goto retry_rcvqfill;
1826 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1828 dev_err(dev, "skb[%p] PROBLEM\n", skb);
1829 dev_err(dev, " skbdata[%p]\n", skb->data);
1830 dev_err(dev, " skblen[%x]\n", skb->len);
1831 dev_err(dev, " paddr[%p]\n", paddr);
1832 dev_err(dev, " paddrl[%x]\n", paddrl);
1833 dev_err(dev, " paddrh[%x]\n", paddrh);
1834 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1835 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1836 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1837 dev_err(dev, "GIVE TO CARD ANYWAY\n");
1841 slic_reg32_write(&adapter->slic_regs->slic_hbar,
1842 (u32)paddrl, DONT_FLUSH);
1844 slic_reg64_write(adapter,
1845 &adapter->slic_regs->slic_hbar64,
1847 &adapter->slic_regs->slic_addr_upper,
1848 paddrh, DONT_FLUSH);
1851 rcvq->tail->next = skb;
1858 dev_err(&adapter->netdev->dev,
1859 "slic_rcvqueue_fill could only get [%d] skbuffs\n",
1867 static void slic_rcvqueue_free(struct adapter *adapter)
1869 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1870 struct sk_buff *skb;
1872 while (rcvq->head) {
1874 rcvq->head = rcvq->head->next;
1882 static int slic_rcvqueue_init(struct adapter *adapter)
1885 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1887 ASSERT(adapter->state == ADAPT_DOWN);
1890 rcvq->size = SLIC_RCVQ_ENTRIES;
1893 i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES);
1896 count += slic_rcvqueue_fill(adapter);
1899 if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
1900 slic_rcvqueue_free(adapter);
1906 static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
1908 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1909 struct sk_buff *skb;
1910 struct slic_rcvbuf *rcvbuf;
1915 rcvbuf = (struct slic_rcvbuf *)skb->head;
1918 if (rcvbuf->status & IRHDDR_SVALID) {
1919 rcvq->head = rcvq->head->next;
1926 dev_err(&adapter->netdev->dev,
1927 "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
1930 while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
1931 count = slic_rcvqueue_fill(adapter);
1940 static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb)
1942 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1946 struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head;
1949 ASSERT(skb->len == SLIC_RCVBUF_HEADSIZE);
1951 paddr = (void *)pci_map_single(adapter->pcidev, skb->head,
1952 SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE);
1956 paddrl = SLIC_GET_ADDR_LOW(paddr);
1957 paddrh = SLIC_GET_ADDR_HIGH(paddr);
1960 dev = &adapter->netdev->dev;
1961 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1963 dev_err(dev, "skb[%p] PROBLEM\n", skb);
1964 dev_err(dev, " skbdata[%p]\n", skb->data);
1965 dev_err(dev, " skblen[%x]\n", skb->len);
1966 dev_err(dev, " paddr[%p]\n", paddr);
1967 dev_err(dev, " paddrl[%x]\n", paddrl);
1968 dev_err(dev, " paddrh[%x]\n", paddrh);
1969 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1970 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1971 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1974 slic_reg32_write(&adapter->slic_regs->slic_hbar, (u32)paddrl,
1977 slic_reg64_write(adapter, &adapter->slic_regs->slic_hbar64,
1978 paddrl, &adapter->slic_regs->slic_addr_upper,
1979 paddrh, DONT_FLUSH);
1982 rcvq->tail->next = skb;
1990 static int slic_debug_card_show(struct seq_file *seq, void *v)
1994 struct sliccard *card = seq->private;
1995 struct slic_config *config = &card->config;
1996 unsigned char *fru = (unsigned char *)(&card->config.atk_fru);
1997 unsigned char *oemfru = (unsigned char *)(&card->config.OemFru);
2000 seq_printf(seq, "driver_version : %s\n", slic_proc_version);
2001 seq_printf(seq, "Microcode versions: \n");
2002 seq_printf(seq, " Gigabit (gb) : %s %s\n",
2003 MOJAVE_UCODE_VERS_STRING, MOJAVE_UCODE_VERS_DATE);
2004 seq_printf(seq, " Gigabit Receiver : %s %s\n",
2005 GB_RCVUCODE_VERS_STRING, GB_RCVUCODE_VERS_DATE);
2006 seq_printf(seq, "Vendor : %s\n", slic_vendor);
2007 seq_printf(seq, "Product Name : %s\n", slic_product_name);
2009 seq_printf(seq, "VendorId : %4.4X\n",
2011 seq_printf(seq, "DeviceId : %4.4X\n",
2013 seq_printf(seq, "RevisionId : %2.2x\n",
2014 config->RevisionId);
2015 seq_printf(seq, "Bus # : %d\n", card->busnumber);
2016 seq_printf(seq, "Device # : %d\n", card->slotnumber);
2017 seq_printf(seq, "Interfaces : %d\n", card->card_size);
2018 seq_printf(seq, " Initialized : %d\n",
2019 card->adapters_activated);
2020 seq_printf(seq, " Allocated : %d\n",
2021 card->adapters_allocated);
2022 ASSERT(card->card_size <= SLIC_NBR_MACS);
2023 for (i = 0; i < card->card_size; i++) {
2025 " MAC%d : %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n",
2026 i, config->macinfo[i].macaddrA[0],
2027 config->macinfo[i].macaddrA[1],
2028 config->macinfo[i].macaddrA[2],
2029 config->macinfo[i].macaddrA[3],
2030 config->macinfo[i].macaddrA[4],
2031 config->macinfo[i].macaddrA[5]);
2033 seq_printf(seq, " IF Init State Duplex/Speed irq\n");
2034 seq_printf(seq, " -------------------------------\n");
2035 for (i = 0; i < card->adapters_allocated; i++) {
2036 struct adapter *adapter;
2038 adapter = card->adapter[i];
2041 " %d %d %s %s %s 0x%X\n",
2042 adapter->physport, adapter->state,
2043 SLIC_LINKSTATE(adapter->linkstate),
2044 SLIC_DUPLEX(adapter->linkduplex),
2045 SLIC_SPEED(adapter->linkspeed),
2046 (uint) adapter->irq);
2049 seq_printf(seq, "Generation # : %4.4X\n", card->gennumber);
2050 seq_printf(seq, "RcvQ max entries : %4.4X\n",
2052 seq_printf(seq, "Ping Status : %8.8X\n",
2054 seq_printf(seq, "Minimum grant : %2.2x\n",
2056 seq_printf(seq, "Maximum Latency : %2.2x\n", config->MaxLat);
2057 seq_printf(seq, "PciStatus : %4.4x\n",
2059 seq_printf(seq, "Debug Device Id : %4.4x\n",
2061 seq_printf(seq, "DRAM ROM Function : %4.4x\n",
2063 seq_printf(seq, "Network interface Pin 1 : %2.2x\n",
2064 config->NetIntPin1);
2065 seq_printf(seq, "Network interface Pin 2 : %2.2x\n",
2066 config->NetIntPin1);
2067 seq_printf(seq, "Network interface Pin 3 : %2.2x\n",
2068 config->NetIntPin1);
2069 seq_printf(seq, "PM capabilities : %4.4X\n",
2071 seq_printf(seq, "Network Clock Controls : %4.4X\n",
2072 config->NwClkCtrls);
2074 switch (config->FruFormat) {
2075 case ATK_FRU_FORMAT:
2078 "Vendor : Alacritech, Inc.\n");
2080 "Assembly # : %c%c%c%c%c%c\n",
2081 fru[0], fru[1], fru[2], fru[3], fru[4],
2084 "Revision # : %c%c\n",
2087 if (config->OEMFruFormat == VENDOR4_FRU_FORMAT) {
2090 "%c%c%c%c%c%c%c%c%c%c%c%c\n",
2091 fru[8], fru[9], fru[10],
2092 fru[11], fru[12], fru[13],
2093 fru[16], fru[17], fru[18],
2094 fru[19], fru[20], fru[21]);
2098 "%c%c%c%c%c%c%c%c%c%c%c%c%c%c\n",
2099 fru[8], fru[9], fru[10],
2100 fru[11], fru[12], fru[13],
2101 fru[14], fru[15], fru[16],
2102 fru[17], fru[18], fru[19],
2111 "Vendor : Alacritech, Inc.\n");
2113 "Serial # : Empty FRU\n");
2118 switch (config->OEMFruFormat) {
2119 case VENDOR1_FRU_FORMAT:
2121 seq_printf(seq, "FRU Information:\n");
2122 seq_printf(seq, " Commodity # : %c\n",
2125 " Assembly # : %c%c%c%c\n",
2126 oemfru[1], oemfru[2], oemfru[3], oemfru[4]);
2128 " Revision # : %c%c\n",
2129 oemfru[5], oemfru[6]);
2131 " Supplier # : %c%c\n",
2132 oemfru[7], oemfru[8]);
2135 oemfru[9], oemfru[10]);
2137 " Sequence # : %c%c%c\n",
2138 oemfru[11], oemfru[12], oemfru[13]);
2142 case VENDOR2_FRU_FORMAT:
2144 seq_printf(seq, "FRU Information:\n");
2147 "%c%c%c%c%c%c%c%c\n",
2148 oemfru[0], oemfru[1], oemfru[2],
2149 oemfru[3], oemfru[4], oemfru[5],
2150 oemfru[6], oemfru[7]);
2152 " Supplier # : %c%c%c%c%c\n",
2153 oemfru[8], oemfru[9], oemfru[10],
2154 oemfru[11], oemfru[12]);
2157 oemfru[13], oemfru[14], oemfru[15]);
2159 " Sequence # : %c%c%c%c\n",
2160 oemfru[16], oemfru[17], oemfru[18],
2165 case VENDOR3_FRU_FORMAT:
2167 seq_printf(seq, "FRU Information:\n");
2170 case VENDOR4_FRU_FORMAT:
2172 seq_printf(seq, "FRU Information:\n");
2175 "%c%c%c%c%c%c%c%c\n",
2176 oemfru[0], oemfru[1], oemfru[2],
2177 oemfru[3], oemfru[4], oemfru[5],
2178 oemfru[6], oemfru[7]);
2181 "%c%c%c%c%c%c%c%c\n",
2182 oemfru[8], oemfru[9], oemfru[10],
2183 oemfru[11], oemfru[12], oemfru[13],
2184 oemfru[14], oemfru[15]);
2187 "%c%c%c%c%c%c%c%c\n",
2188 oemfru[16], oemfru[17], oemfru[18],
2189 oemfru[19], oemfru[20], oemfru[21],
2190 oemfru[22], oemfru[23]);
2202 static int slic_debug_adapter_show(struct seq_file *seq, void *v)
2204 struct adapter *adapter = seq->private;
2205 struct net_device *netdev = adapter->netdev;
2207 seq_printf(seq, "info: interface : %s\n",
2208 adapter->netdev->name);
2209 seq_printf(seq, "info: status : %s\n",
2210 SLIC_LINKSTATE(adapter->linkstate));
2211 seq_printf(seq, "info: port : %d\n",
2213 seq_printf(seq, "info: speed : %s\n",
2214 SLIC_SPEED(adapter->linkspeed));
2215 seq_printf(seq, "info: duplex : %s\n",
2216 SLIC_DUPLEX(adapter->linkduplex));
2217 seq_printf(seq, "info: irq : 0x%X\n",
2218 (uint) adapter->irq);
2219 seq_printf(seq, "info: Interrupt Agg Delay: %d usec\n",
2220 adapter->card->loadlevel_current);
2221 seq_printf(seq, "info: RcvQ max entries : %4.4X\n",
2223 seq_printf(seq, "info: RcvQ current : %4.4X\n",
2224 adapter->rcvqueue.count);
2225 seq_printf(seq, "rx stats: packets : %8.8lX\n",
2226 netdev->stats.rx_packets);
2227 seq_printf(seq, "rx stats: bytes : %8.8lX\n",
2228 netdev->stats.rx_bytes);
2229 seq_printf(seq, "rx stats: broadcasts : %8.8X\n",
2230 adapter->rcv_broadcasts);
2231 seq_printf(seq, "rx stats: multicasts : %8.8X\n",
2232 adapter->rcv_multicasts);
2233 seq_printf(seq, "rx stats: unicasts : %8.8X\n",
2234 adapter->rcv_unicasts);
2235 seq_printf(seq, "rx stats: errors : %8.8X\n",
2236 (u32) adapter->slic_stats.iface.rcv_errors);
2237 seq_printf(seq, "rx stats: Missed errors : %8.8X\n",
2238 (u32) adapter->slic_stats.iface.rcv_discards);
2239 seq_printf(seq, "rx stats: drops : %8.8X\n",
2240 (u32) adapter->rcv_drops);
2241 seq_printf(seq, "tx stats: packets : %8.8lX\n",
2242 netdev->stats.tx_packets);
2243 seq_printf(seq, "tx stats: bytes : %8.8lX\n",
2244 netdev->stats.tx_bytes);
2245 seq_printf(seq, "tx stats: errors : %8.8X\n",
2246 (u32) adapter->slic_stats.iface.xmt_errors);
2247 seq_printf(seq, "rx stats: multicasts : %8.8lX\n",
2248 netdev->stats.multicast);
2249 seq_printf(seq, "tx stats: collision errors : %8.8X\n",
2250 (u32) adapter->slic_stats.iface.xmit_collisions);
2251 seq_printf(seq, "perf: Max rcv frames/isr : %8.8X\n",
2252 adapter->max_isr_rcvs);
2253 seq_printf(seq, "perf: Rcv interrupt yields : %8.8X\n",
2254 adapter->rcv_interrupt_yields);
2255 seq_printf(seq, "perf: Max xmit complete/isr : %8.8X\n",
2256 adapter->max_isr_xmits);
2257 seq_printf(seq, "perf: error interrupts : %8.8X\n",
2258 adapter->error_interrupts);
2259 seq_printf(seq, "perf: error rmiss interrupts : %8.8X\n",
2260 adapter->error_rmiss_interrupts);
2261 seq_printf(seq, "perf: rcv interrupts : %8.8X\n",
2262 adapter->rcv_interrupts);
2263 seq_printf(seq, "perf: xmit interrupts : %8.8X\n",
2264 adapter->xmit_interrupts);
2265 seq_printf(seq, "perf: link event interrupts : %8.8X\n",
2266 adapter->linkevent_interrupts);
2267 seq_printf(seq, "perf: UPR interrupts : %8.8X\n",
2268 adapter->upr_interrupts);
2269 seq_printf(seq, "perf: interrupt count : %8.8X\n",
2271 seq_printf(seq, "perf: false interrupts : %8.8X\n",
2272 adapter->false_interrupts);
2273 seq_printf(seq, "perf: All register writes : %8.8X\n",
2274 adapter->all_reg_writes);
2275 seq_printf(seq, "perf: ICR register writes : %8.8X\n",
2276 adapter->icr_reg_writes);
2277 seq_printf(seq, "perf: ISR register writes : %8.8X\n",
2278 adapter->isr_reg_writes);
2279 seq_printf(seq, "ifevents: overflow 802 errors : %8.8X\n",
2280 adapter->if_events.oflow802);
2281 seq_printf(seq, "ifevents: transport overflow errors: %8.8X\n",
2282 adapter->if_events.Tprtoflow);
2283 seq_printf(seq, "ifevents: underflow errors : %8.8X\n",
2284 adapter->if_events.uflow802);
2285 seq_printf(seq, "ifevents: receive early : %8.8X\n",
2286 adapter->if_events.rcvearly);
2287 seq_printf(seq, "ifevents: buffer overflows : %8.8X\n",
2288 adapter->if_events.Bufov);
2289 seq_printf(seq, "ifevents: carrier errors : %8.8X\n",
2290 adapter->if_events.Carre);
2291 seq_printf(seq, "ifevents: Long : %8.8X\n",
2292 adapter->if_events.Longe);
2293 seq_printf(seq, "ifevents: invalid preambles : %8.8X\n",
2294 adapter->if_events.Invp);
2295 seq_printf(seq, "ifevents: CRC errors : %8.8X\n",
2296 adapter->if_events.Crc);
2297 seq_printf(seq, "ifevents: dribble nibbles : %8.8X\n",
2298 adapter->if_events.Drbl);
2299 seq_printf(seq, "ifevents: Code violations : %8.8X\n",
2300 adapter->if_events.Code);
2301 seq_printf(seq, "ifevents: TCP checksum errors : %8.8X\n",
2302 adapter->if_events.TpCsum);
2303 seq_printf(seq, "ifevents: TCP header short errors : %8.8X\n",
2304 adapter->if_events.TpHlen);
2305 seq_printf(seq, "ifevents: IP checksum errors : %8.8X\n",
2306 adapter->if_events.IpCsum);
2307 seq_printf(seq, "ifevents: IP frame incompletes : %8.8X\n",
2308 adapter->if_events.IpLen);
2309 seq_printf(seq, "ifevents: IP headers shorts : %8.8X\n",
2310 adapter->if_events.IpHlen);
2314 static int slic_debug_adapter_open(struct inode *inode, struct file *file)
2316 return single_open(file, slic_debug_adapter_show, inode->i_private);
2319 static int slic_debug_card_open(struct inode *inode, struct file *file)
2321 return single_open(file, slic_debug_card_show, inode->i_private);
2324 static const struct file_operations slic_debug_adapter_fops = {
2325 .owner = THIS_MODULE,
2326 .open = slic_debug_adapter_open,
2328 .llseek = seq_lseek,
2329 .release = single_release,
2332 static const struct file_operations slic_debug_card_fops = {
2333 .owner = THIS_MODULE,
2334 .open = slic_debug_card_open,
2336 .llseek = seq_lseek,
2337 .release = single_release,
2340 static void slic_debug_adapter_create(struct adapter *adapter)
2344 struct sliccard *card = adapter->card;
2346 if (!card->debugfs_dir)
2349 sprintf(name, "port%d", adapter->port);
2350 d = debugfs_create_file(name, S_IRUGO,
2351 card->debugfs_dir, adapter,
2352 &slic_debug_adapter_fops);
2353 if (!d || IS_ERR(d))
2354 pr_info(PFX "%s: debugfs create failed\n", name);
2356 adapter->debugfs_entry = d;
2359 static void slic_debug_adapter_destroy(struct adapter *adapter)
2361 debugfs_remove(adapter->debugfs_entry);
2362 adapter->debugfs_entry = NULL;
2365 static void slic_debug_card_create(struct sliccard *card)
2368 char name[IFNAMSIZ];
2370 snprintf(name, sizeof(name), "slic%d", card->cardnum);
2371 d = debugfs_create_dir(name, slic_debugfs);
2372 if (!d || IS_ERR(d))
2373 pr_info(PFX "%s: debugfs create dir failed\n",
2376 card->debugfs_dir = d;
2377 d = debugfs_create_file("cardinfo", S_IRUGO,
2379 &slic_debug_card_fops);
2380 if (!d || IS_ERR(d))
2381 pr_info(PFX "%s: debugfs create failed\n",
2384 card->debugfs_cardinfo = d;
2388 static void slic_debug_card_destroy(struct sliccard *card)
2392 for (i = 0; i < card->card_size; i++) {
2393 struct adapter *adapter;
2395 adapter = card->adapter[i];
2397 slic_debug_adapter_destroy(adapter);
2399 if (card->debugfs_cardinfo) {
2400 debugfs_remove(card->debugfs_cardinfo);
2401 card->debugfs_cardinfo = NULL;
2403 if (card->debugfs_dir) {
2404 debugfs_remove(card->debugfs_dir);
2405 card->debugfs_dir = NULL;
2409 static void slic_debug_init(void)
2413 ent = debugfs_create_dir("slic", NULL);
2414 if (!ent || IS_ERR(ent)) {
2415 pr_info(PFX "debugfs create directory failed\n");
2422 static void slic_debug_cleanup(void)
2425 debugfs_remove(slic_debugfs);
2426 slic_debugfs = NULL;
2431 * slic_link_event_handler -
2433 * Initiate a link configuration sequence. The link configuration begins
2434 * by issuing a READ_LINK_STATUS command to the Utility Processor on the
2435 * SLIC. Since the command finishes asynchronously, the slic_upr_comlete
2436 * routine will follow it up witha UP configuration write command, which
2437 * will also complete asynchronously.
2440 static void slic_link_event_handler(struct adapter *adapter)
2443 struct slic_shmem *pshmem;
2445 if (adapter->state != ADAPT_UP) {
2446 /* Adapter is not operational. Ignore. */
2450 pshmem = (struct slic_shmem *)adapter->phys_shmem;
2452 #if BITS_PER_LONG == 64
2453 status = slic_upr_request(adapter,
2455 SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
2456 SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
2459 status = slic_upr_request(adapter, SLIC_UPR_RLSR,
2460 (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */
2463 ASSERT(status == 0);
2466 static void slic_init_cleanup(struct adapter *adapter)
2468 if (adapter->intrregistered) {
2469 adapter->intrregistered = 0;
2470 free_irq(adapter->netdev->irq, adapter->netdev);
2473 if (adapter->pshmem) {
2474 pci_free_consistent(adapter->pcidev,
2475 sizeof(struct slic_shmem),
2476 adapter->pshmem, adapter->phys_shmem);
2477 adapter->pshmem = NULL;
2478 adapter->phys_shmem = (dma_addr_t) NULL;
2481 if (adapter->pingtimerset) {
2482 adapter->pingtimerset = 0;
2483 del_timer(&adapter->pingtimer);
2486 slic_rspqueue_free(adapter);
2487 slic_cmdq_free(adapter);
2488 slic_rcvqueue_free(adapter);
2492 * Allocate a mcast_address structure to hold the multicast address.
2495 static int slic_mcast_add_list(struct adapter *adapter, char *address)
2497 struct mcast_address *mcaddr, *mlist;
2499 /* Check to see if it already exists */
2500 mlist = adapter->mcastaddrs;
2502 if (!compare_ether_addr(mlist->address, address))
2504 mlist = mlist->next;
2507 /* Doesn't already exist. Allocate a structure to hold it */
2508 mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC);
2512 memcpy(mcaddr->address, address, 6);
2514 mcaddr->next = adapter->mcastaddrs;
2515 adapter->mcastaddrs = mcaddr;
2520 static void slic_mcast_set_list(struct net_device *dev)
2522 struct adapter *adapter = netdev_priv(dev);
2525 struct netdev_hw_addr *ha;
2529 netdev_for_each_mc_addr(ha, dev) {
2530 addresses = (char *) &ha->addr;
2531 status = slic_mcast_add_list(adapter, addresses);
2534 slic_mcast_set_bit(adapter, addresses);
2537 if (adapter->devflags_prev != dev->flags) {
2538 adapter->macopts = MAC_DIRECTED;
2540 if (dev->flags & IFF_BROADCAST)
2541 adapter->macopts |= MAC_BCAST;
2542 if (dev->flags & IFF_PROMISC)
2543 adapter->macopts |= MAC_PROMISC;
2544 if (dev->flags & IFF_ALLMULTI)
2545 adapter->macopts |= MAC_ALLMCAST;
2546 if (dev->flags & IFF_MULTICAST)
2547 adapter->macopts |= MAC_MCAST;
2549 adapter->devflags_prev = dev->flags;
2550 slic_config_set(adapter, true);
2553 slic_mcast_set_mask(adapter);
2558 #define XMIT_FAIL_LINK_STATE 1
2559 #define XMIT_FAIL_ZERO_LENGTH 2
2560 #define XMIT_FAIL_HOSTCMD_FAIL 3
2562 static void slic_xmit_build_request(struct adapter *adapter,
2563 struct slic_hostcmd *hcmd, struct sk_buff *skb)
2565 struct slic_host64_cmd *ihcmd;
2568 ihcmd = &hcmd->cmd64;
2570 ihcmd->flags = (adapter->port << IHFLG_IFSHFT);
2571 ihcmd->command = IHCMD_XMT_REQ;
2572 ihcmd->u.slic_buffers.totlen = skb->len;
2573 phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
2575 ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
2576 ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
2577 ihcmd->u.slic_buffers.bufs[0].length = skb->len;
2578 #if BITS_PER_LONG == 64
2579 hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] -
2580 (u64) hcmd) + 31) >> 5);
2582 hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] -
2583 (u32) hcmd) + 31) >> 5);
2587 static void slic_xmit_fail(struct adapter *adapter,
2588 struct sk_buff *skb,
2589 void *cmd, u32 skbtype, u32 status)
2591 if (adapter->xmitq_full)
2592 netif_stop_queue(adapter->netdev);
2593 if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
2595 case XMIT_FAIL_LINK_STATE:
2596 dev_err(&adapter->netdev->dev,
2597 "reject xmit skb[%p: %x] linkstate[%s] "
2598 "adapter[%s:%d] card[%s:%d]\n",
2600 SLIC_LINKSTATE(adapter->linkstate),
2601 SLIC_ADAPTER_STATE(adapter->state),
2603 SLIC_CARD_STATE(adapter->card->state),
2604 adapter->card->state);
2606 case XMIT_FAIL_ZERO_LENGTH:
2607 dev_err(&adapter->netdev->dev,
2608 "xmit_start skb->len == 0 skb[%p] type[%x]\n",
2609 skb, skb->pkt_type);
2611 case XMIT_FAIL_HOSTCMD_FAIL:
2612 dev_err(&adapter->netdev->dev,
2613 "xmit_start skb[%p] type[%x] No host commands "
2614 "available\n", skb, skb->pkt_type);
2621 adapter->netdev->stats.tx_dropped++;
2624 static void slic_rcv_handle_error(struct adapter *adapter,
2625 struct slic_rcvbuf *rcvbuf)
2627 struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
2628 struct net_device *netdev = adapter->netdev;
2630 if (adapter->devid != SLIC_1GB_DEVICE_ID) {
2631 if (hdr->frame_status14 & VRHSTAT_802OE)
2632 adapter->if_events.oflow802++;
2633 if (hdr->frame_status14 & VRHSTAT_TPOFLO)
2634 adapter->if_events.Tprtoflow++;
2635 if (hdr->frame_status_b14 & VRHSTATB_802UE)
2636 adapter->if_events.uflow802++;
2637 if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
2638 adapter->if_events.rcvearly++;
2639 netdev->stats.rx_fifo_errors++;
2641 if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
2642 adapter->if_events.Bufov++;
2643 netdev->stats.rx_over_errors++;
2645 if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
2646 adapter->if_events.Carre++;
2647 netdev->stats.tx_carrier_errors++;
2649 if (hdr->frame_status_b14 & VRHSTATB_LONGE)
2650 adapter->if_events.Longe++;
2651 if (hdr->frame_status_b14 & VRHSTATB_PREA)
2652 adapter->if_events.Invp++;
2653 if (hdr->frame_status_b14 & VRHSTATB_CRC) {
2654 adapter->if_events.Crc++;
2655 netdev->stats.rx_crc_errors++;
2657 if (hdr->frame_status_b14 & VRHSTATB_DRBL)
2658 adapter->if_events.Drbl++;
2659 if (hdr->frame_status_b14 & VRHSTATB_CODE)
2660 adapter->if_events.Code++;
2661 if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
2662 adapter->if_events.TpCsum++;
2663 if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
2664 adapter->if_events.TpHlen++;
2665 if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
2666 adapter->if_events.IpCsum++;
2667 if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
2668 adapter->if_events.IpLen++;
2669 if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
2670 adapter->if_events.IpHlen++;
2672 if (hdr->frame_statusGB & VGBSTAT_XPERR) {
2673 u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT;
2675 if (xerr == VGBSTAT_XCSERR)
2676 adapter->if_events.TpCsum++;
2677 if (xerr == VGBSTAT_XUFLOW)
2678 adapter->if_events.Tprtoflow++;
2679 if (xerr == VGBSTAT_XHLEN)
2680 adapter->if_events.TpHlen++;
2682 if (hdr->frame_statusGB & VGBSTAT_NETERR) {
2685 frame_statusGB >> VGBSTAT_NERRSHFT) &
2687 if (nerr == VGBSTAT_NCSERR)
2688 adapter->if_events.IpCsum++;
2689 if (nerr == VGBSTAT_NUFLOW)
2690 adapter->if_events.IpLen++;
2691 if (nerr == VGBSTAT_NHLEN)
2692 adapter->if_events.IpHlen++;
2694 if (hdr->frame_statusGB & VGBSTAT_LNKERR) {
2695 u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK;
2697 if (lerr == VGBSTAT_LDEARLY)
2698 adapter->if_events.rcvearly++;
2699 if (lerr == VGBSTAT_LBOFLO)
2700 adapter->if_events.Bufov++;
2701 if (lerr == VGBSTAT_LCODERR)
2702 adapter->if_events.Code++;
2703 if (lerr == VGBSTAT_LDBLNBL)
2704 adapter->if_events.Drbl++;
2705 if (lerr == VGBSTAT_LCRCERR)
2706 adapter->if_events.Crc++;
2707 if (lerr == VGBSTAT_LOFLO)
2708 adapter->if_events.oflow802++;
2709 if (lerr == VGBSTAT_LUFLO)
2710 adapter->if_events.uflow802++;
2716 #define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
2717 #define M_FAST_PATH 0x0040
2719 static void slic_rcv_handler(struct adapter *adapter)
2721 struct net_device *netdev = adapter->netdev;
2722 struct sk_buff *skb;
2723 struct slic_rcvbuf *rcvbuf;
2726 while ((skb = slic_rcvqueue_getnext(adapter))) {
2730 rcvbuf = (struct slic_rcvbuf *)skb->head;
2731 adapter->card->events++;
2732 if (rcvbuf->status & IRHDDR_ERR) {
2733 adapter->rx_errors++;
2734 slic_rcv_handle_error(adapter, rcvbuf);
2735 slic_rcvqueue_reinsert(adapter, skb);
2739 if (!slic_mac_filter(adapter, (struct ether_header *)
2741 slic_rcvqueue_reinsert(adapter, skb);
2744 skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
2745 rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
2746 skb_put(skb, rx_bytes);
2747 netdev->stats.rx_packets++;
2748 netdev->stats.rx_bytes += rx_bytes;
2749 #if SLIC_OFFLOAD_IP_CHECKSUM
2750 skb->ip_summed = CHECKSUM_UNNECESSARY;
2753 skb->dev = adapter->netdev;
2754 skb->protocol = eth_type_trans(skb, skb->dev);
2758 #if SLIC_INTERRUPT_PROCESS_LIMIT
2759 if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
2760 adapter->rcv_interrupt_yields++;
2765 adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
2768 static void slic_xmit_complete(struct adapter *adapter)
2770 struct slic_hostcmd *hcmd;
2771 struct slic_rspbuf *rspbuf;
2773 struct slic_handle_word slic_handle_word;
2776 rspbuf = slic_rspqueue_getnext(adapter);
2779 adapter->xmit_completes++;
2780 adapter->card->events++;
2782 Get the complete host command buffer
2784 slic_handle_word.handle_token = rspbuf->hosthandle;
2785 ASSERT(slic_handle_word.handle_index);
2786 ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS);
2788 (struct slic_hostcmd *)
2789 adapter->slic_handles[slic_handle_word.handle_index].
2791 /* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
2793 ASSERT(hcmd->pslic_handle ==
2794 &adapter->slic_handles[slic_handle_word.handle_index]);
2795 if (hcmd->type == SLIC_CMD_DUMB) {
2797 dev_kfree_skb_irq(hcmd->skb);
2798 slic_cmdq_putdone_irq(adapter, hcmd);
2801 rspbuf->hosthandle = 0;
2804 adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
2807 static irqreturn_t slic_interrupt(int irq, void *dev_id)
2809 struct net_device *dev = (struct net_device *)dev_id;
2810 struct adapter *adapter = netdev_priv(dev);
2813 if ((adapter->pshmem) && (adapter->pshmem->isr)) {
2814 slic_reg32_write(&adapter->slic_regs->slic_icr,
2815 ICR_INT_MASK, FLUSH);
2816 isr = adapter->isrcopy = adapter->pshmem->isr;
2817 adapter->pshmem->isr = 0;
2818 adapter->num_isrs++;
2819 switch (adapter->card->state) {
2821 if (isr & ~ISR_IO) {
2822 if (isr & ISR_ERR) {
2823 adapter->error_interrupts++;
2824 if (isr & ISR_RMISS) {
2829 struct slic_rcvqueue *rcvq =
2833 error_rmiss_interrupts++;
2835 rcv_count = rcvq->count;
2836 pre_count = rcvq->count;
2837 errors = rcvq->errors;
2839 while (rcvq->count <
2840 SLIC_RCVQ_FILLTHRESH) {
2847 } else if (isr & ISR_XDROP) {
2849 "isr & ISR_ERR [%x] "
2850 "ISR_XDROP \n", isr);
2853 "isr & ISR_ERR [%x]\n",
2858 if (isr & ISR_LEVENT) {
2859 adapter->linkevent_interrupts++;
2860 slic_link_event_handler(adapter);
2863 if ((isr & ISR_UPC) ||
2864 (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
2865 adapter->upr_interrupts++;
2866 slic_upr_request_complete(adapter, isr);
2870 if (isr & ISR_RCV) {
2871 adapter->rcv_interrupts++;
2872 slic_rcv_handler(adapter);
2875 if (isr & ISR_CMD) {
2876 adapter->xmit_interrupts++;
2877 slic_xmit_complete(adapter);
2882 if ((isr & ISR_UPC) ||
2883 (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
2884 adapter->upr_interrupts++;
2885 slic_upr_request_complete(adapter, isr);
2893 adapter->isrcopy = 0;
2894 adapter->all_reg_writes += 2;
2895 adapter->isr_reg_writes++;
2896 slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH);
2898 adapter->false_interrupts++;
2903 #define NORMAL_ETHFRAME 0
2905 static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
2907 struct sliccard *card;
2908 struct adapter *adapter = netdev_priv(dev);
2909 struct slic_hostcmd *hcmd = NULL;
2911 u32 skbtype = NORMAL_ETHFRAME;
2912 void *offloadcmd = NULL;
2914 card = adapter->card;
2916 if ((adapter->linkstate != LINK_UP) ||
2917 (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
2918 status = XMIT_FAIL_LINK_STATE;
2921 } else if (skb->len == 0) {
2922 status = XMIT_FAIL_ZERO_LENGTH;
2926 if (skbtype == NORMAL_ETHFRAME) {
2927 hcmd = slic_cmdq_getfree(adapter);
2929 adapter->xmitq_full = 1;
2930 status = XMIT_FAIL_HOSTCMD_FAIL;
2933 ASSERT(hcmd->pslic_handle);
2934 ASSERT(hcmd->cmd64.hosthandle ==
2935 hcmd->pslic_handle->token.handle_token);
2938 hcmd->type = SLIC_CMD_DUMB;
2939 if (skbtype == NORMAL_ETHFRAME)
2940 slic_xmit_build_request(adapter, hcmd, skb);
2942 dev->stats.tx_packets++;
2943 dev->stats.tx_bytes += skb->len;
2946 if (adapter->kill_card) {
2947 struct slic_host64_cmd ihcmd;
2949 ihcmd = &hcmd->cmd64;
2951 ihcmd->flags |= 0x40;
2952 adapter->kill_card = 0; /* only do this once */
2955 if (hcmd->paddrh == 0) {
2956 slic_reg32_write(&adapter->slic_regs->slic_cbar,
2957 (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH);
2959 slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64,
2960 (hcmd->paddrl | hcmd->cmdsize),
2961 &adapter->slic_regs->slic_addr_upper,
2962 hcmd->paddrh, DONT_FLUSH);
2965 return NETDEV_TX_OK;
2967 slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status);
2972 static void slic_adapter_freeresources(struct adapter *adapter)
2974 slic_init_cleanup(adapter);
2975 adapter->error_interrupts = 0;
2976 adapter->rcv_interrupts = 0;
2977 adapter->xmit_interrupts = 0;
2978 adapter->linkevent_interrupts = 0;
2979 adapter->upr_interrupts = 0;
2980 adapter->num_isrs = 0;
2981 adapter->xmit_completes = 0;
2982 adapter->rcv_broadcasts = 0;
2983 adapter->rcv_multicasts = 0;
2984 adapter->rcv_unicasts = 0;
2987 static int slic_adapter_allocresources(struct adapter *adapter)
2989 if (!adapter->intrregistered) {
2992 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
2993 slic_global.driver_lock.flags);
2995 retval = request_irq(adapter->netdev->irq,
2998 adapter->netdev->name, adapter->netdev);
3000 spin_lock_irqsave(&slic_global.driver_lock.lock,
3001 slic_global.driver_lock.flags);
3004 dev_err(&adapter->netdev->dev,
3005 "request_irq (%s) FAILED [%x]\n",
3006 adapter->netdev->name, retval);
3009 adapter->intrregistered = 1;
3017 * Perform initialization of our slic interface.
3020 static int slic_if_init(struct adapter *adapter)
3022 struct sliccard *card = adapter->card;
3023 struct net_device *dev = adapter->netdev;
3024 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
3025 struct slic_shmem *pshmem;
3030 /* adapter should be down at this point */
3031 if (adapter->state != ADAPT_DOWN) {
3032 dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
3037 ASSERT(adapter->linkstate == LINK_DOWN);
3039 adapter->devflags_prev = dev->flags;
3040 adapter->macopts = MAC_DIRECTED;
3042 if (dev->flags & IFF_BROADCAST)
3043 adapter->macopts |= MAC_BCAST;
3044 if (dev->flags & IFF_PROMISC)
3045 adapter->macopts |= MAC_PROMISC;
3046 if (dev->flags & IFF_ALLMULTI)
3047 adapter->macopts |= MAC_ALLMCAST;
3048 if (dev->flags & IFF_MULTICAST)
3049 adapter->macopts |= MAC_MCAST;
3051 rc = slic_adapter_allocresources(adapter);
3054 "%s: slic_adapter_allocresources FAILED %x\n",
3056 slic_adapter_freeresources(adapter);
3060 if (!adapter->queues_initialized) {
3061 if ((rc = slic_rspqueue_init(adapter)))
3063 if ((rc = slic_cmdq_init(adapter)))
3065 if ((rc = slic_rcvqueue_init(adapter)))
3067 adapter->queues_initialized = 1;
3070 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3073 if (!adapter->isp_initialized) {
3074 pshmem = (struct slic_shmem *)adapter->phys_shmem;
3076 spin_lock_irqsave(&adapter->bit64reglock.lock,
3077 adapter->bit64reglock.flags);
3079 #if BITS_PER_LONG == 64
3080 slic_reg32_write(&slic_regs->slic_addr_upper,
3081 SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH);
3082 slic_reg32_write(&slic_regs->slic_isp,
3083 SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
3085 slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
3086 slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH);
3088 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
3089 adapter->bit64reglock.flags);
3090 adapter->isp_initialized = 1;
3093 adapter->state = ADAPT_UP;
3094 if (!card->loadtimerset) {
3095 init_timer(&card->loadtimer);
3096 card->loadtimer.expires =
3097 jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
3098 card->loadtimer.data = (ulong) card;
3099 card->loadtimer.function = &slic_timer_load_check;
3100 add_timer(&card->loadtimer);
3102 card->loadtimerset = 1;
3105 if (!adapter->pingtimerset) {
3106 init_timer(&adapter->pingtimer);
3107 adapter->pingtimer.expires =
3108 jiffies + (PING_TIMER_INTERVAL * HZ);
3109 adapter->pingtimer.data = (ulong) dev;
3110 adapter->pingtimer.function = &slic_timer_ping;
3111 add_timer(&adapter->pingtimer);
3112 adapter->pingtimerset = 1;
3113 adapter->card->pingstatus = ISR_PINGMASK;
3117 * clear any pending events, then enable interrupts
3119 adapter->isrcopy = 0;
3120 adapter->pshmem->isr = 0;
3121 slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH);
3122 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH);
3124 slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
3125 slic_link_event_handler(adapter);
3131 static int slic_entry_open(struct net_device *dev)
3133 struct adapter *adapter = netdev_priv(dev);
3134 struct sliccard *card = adapter->card;
3141 netif_stop_queue(adapter->netdev);
3143 spin_lock_irqsave(&slic_global.driver_lock.lock,
3144 slic_global.driver_lock.flags);
3146 if (!adapter->activated) {
3147 card->adapters_activated++;
3148 slic_global.num_slic_ports_active++;
3149 adapter->activated = 1;
3151 status = slic_if_init(adapter);
3154 if (adapter->activated) {
3155 card->adapters_activated--;
3156 slic_global.num_slic_ports_active--;
3157 adapter->activated = 0;
3160 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3161 slic_global.driver_lock.flags);
3167 card->master = adapter;
3170 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3171 slic_global.driver_lock.flags);
3178 static void slic_card_cleanup(struct sliccard *card)
3180 if (card->loadtimerset) {
3181 card->loadtimerset = 0;
3182 del_timer(&card->loadtimer);
3185 slic_debug_card_destroy(card);
3190 static void __devexit slic_entry_remove(struct pci_dev *pcidev)
3192 struct net_device *dev = pci_get_drvdata(pcidev);
3195 struct adapter *adapter = netdev_priv(dev);
3196 struct sliccard *card;
3197 struct mcast_address *mcaddr, *mlist;
3199 slic_adapter_freeresources(adapter);
3200 slic_unmap_mmio_space(adapter);
3201 unregister_netdev(dev);
3203 mmio_start = pci_resource_start(pcidev, 0);
3204 mmio_len = pci_resource_len(pcidev, 0);
3206 release_mem_region(mmio_start, mmio_len);
3208 iounmap((void __iomem *)dev->base_addr);
3209 /* free multicast addresses */
3210 mlist = adapter->mcastaddrs;
3213 mlist = mlist->next;
3216 ASSERT(adapter->card);
3217 card = adapter->card;
3218 ASSERT(card->adapters_allocated);
3219 card->adapters_allocated--;
3220 adapter->allocated = 0;
3221 if (!card->adapters_allocated) {
3222 struct sliccard *curr_card = slic_global.slic_card;
3223 if (curr_card == card) {
3224 slic_global.slic_card = card->next;
3226 while (curr_card->next != card)
3227 curr_card = curr_card->next;
3229 curr_card->next = card->next;
3231 ASSERT(slic_global.num_slic_cards);
3232 slic_global.num_slic_cards--;
3233 slic_card_cleanup(card);
3236 pci_release_regions(pcidev);
3239 static int slic_entry_halt(struct net_device *dev)
3241 struct adapter *adapter = netdev_priv(dev);
3242 struct sliccard *card = adapter->card;
3243 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
3245 spin_lock_irqsave(&slic_global.driver_lock.lock,
3246 slic_global.driver_lock.flags);
3248 netif_stop_queue(adapter->netdev);
3249 adapter->state = ADAPT_DOWN;
3250 adapter->linkstate = LINK_DOWN;
3251 adapter->upr_list = NULL;
3252 adapter->upr_busy = 0;
3253 adapter->devflags_prev = 0;
3254 ASSERT(card->adapter[adapter->cardindex] == adapter);
3255 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3256 adapter->all_reg_writes++;
3257 adapter->icr_reg_writes++;
3258 slic_config_clear(adapter);
3259 if (adapter->activated) {
3260 card->adapters_activated--;
3261 slic_global.num_slic_ports_active--;
3262 adapter->activated = 0;
3264 #ifdef AUTOMATIC_RESET
3265 slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH);
3268 * Reset the adapter's cmd queues
3270 slic_cmdq_reset(adapter);
3272 #ifdef AUTOMATIC_RESET
3273 if (!card->adapters_activated)
3274 slic_card_init(card, adapter);
3277 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3278 slic_global.driver_lock.flags);
3282 static struct net_device_stats *slic_get_stats(struct net_device *dev)
3284 struct adapter *adapter = netdev_priv(dev);
3287 dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
3288 dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
3289 dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
3290 dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
3291 dev->stats.tx_heartbeat_errors = 0;
3292 dev->stats.tx_aborted_errors = 0;
3293 dev->stats.tx_window_errors = 0;
3294 dev->stats.tx_fifo_errors = 0;
3295 dev->stats.rx_frame_errors = 0;
3296 dev->stats.rx_length_errors = 0;
3301 static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
3303 struct adapter *adapter = netdev_priv(dev);
3304 struct ethtool_cmd edata;
3305 struct ethtool_cmd ecmd;
3311 case SIOCSLICSETINTAGG:
3312 if (copy_from_user(data, rq->ifr_data, 28))
3315 dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n",
3317 slic_intagg_set(adapter, intagg);
3320 #ifdef SLIC_TRACE_DUMP_ENABLED
3321 case SIOCSLICTRACEDUMP:
3324 DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n");
3326 if (copy_from_user(data, rq->ifr_data, 28)) {
3328 ("slic: copy_from_user FAILED getting initial simba param\n");
3333 if (tracemon_request == SLIC_DUMP_DONE) {
3335 ("ATK Diagnostic Trace Dump Requested\n");
3336 tracemon_request = SLIC_DUMP_REQUESTED;
3337 tracemon_request_type = value;
3338 tracemon_timestamp = jiffies;
3339 } else if ((tracemon_request == SLIC_DUMP_REQUESTED) ||
3340 (tracemon_request ==
3341 SLIC_DUMP_IN_PROGRESS)) {
3343 ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n");
3346 ("ATK Diagnostic Trace Dump Requested\n");
3347 tracemon_request = SLIC_DUMP_REQUESTED;
3348 tracemon_request_type = value;
3349 tracemon_timestamp = jiffies;
3356 if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
3359 if (ecmd.cmd == ETHTOOL_GSET) {
3360 edata.supported = (SUPPORTED_10baseT_Half |
3361 SUPPORTED_10baseT_Full |
3362 SUPPORTED_100baseT_Half |
3363 SUPPORTED_100baseT_Full |
3364 SUPPORTED_Autoneg | SUPPORTED_MII);
3365 edata.port = PORT_MII;
3366 edata.transceiver = XCVR_INTERNAL;
3367 edata.phy_address = 0;
3368 if (adapter->linkspeed == LINK_100MB)
3369 edata.speed = SPEED_100;
3370 else if (adapter->linkspeed == LINK_10MB)
3371 edata.speed = SPEED_10;
3375 if (adapter->linkduplex == LINK_FULLD)
3376 edata.duplex = DUPLEX_FULL;
3378 edata.duplex = DUPLEX_HALF;
3380 edata.autoneg = AUTONEG_ENABLE;
3383 if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
3386 } else if (ecmd.cmd == ETHTOOL_SSET) {
3387 if (!capable(CAP_NET_ADMIN))
3390 if (adapter->linkspeed == LINK_100MB)
3391 edata.speed = SPEED_100;
3392 else if (adapter->linkspeed == LINK_10MB)
3393 edata.speed = SPEED_10;
3397 if (adapter->linkduplex == LINK_FULLD)
3398 edata.duplex = DUPLEX_FULL;
3400 edata.duplex = DUPLEX_HALF;
3402 edata.autoneg = AUTONEG_ENABLE;
3405 if ((ecmd.speed != edata.speed) ||
3406 (ecmd.duplex != edata.duplex)) {
3410 if (ecmd.speed == SPEED_10)
3413 speed = PCR_SPEED_100;
3414 if (ecmd.duplex == DUPLEX_FULL)
3415 duplex = PCR_DUPLEX_FULL;
3418 slic_link_config(adapter, speed, duplex);
3419 slic_link_event_handler(adapter);
3428 static void slic_config_pci(struct pci_dev *pcidev)
3433 pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
3435 new_command = pci_command | PCI_COMMAND_MASTER
3436 | PCI_COMMAND_MEMORY
3437 | PCI_COMMAND_INVALIDATE
3438 | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
3439 if (pci_command != new_command)
3440 pci_write_config_word(pcidev, PCI_COMMAND, new_command);
3443 static int slic_card_init(struct sliccard *card, struct adapter *adapter)
3445 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
3446 struct slic_eeprom *peeprom;
3447 struct oslic_eeprom *pOeeprom;
3448 dma_addr_t phys_config;
3452 struct slic_shmem *pshmem;
3454 uint macaddrs = card->card_size;
3459 struct slic_config_mac *pmac;
3460 unsigned char fruformat;
3461 unsigned char oemfruformat;
3462 struct atk_fru *patkfru;
3463 union oemfru *poemfru;
3465 /* Reset everything except PCI configuration space */
3466 slic_soft_reset(adapter);
3468 /* Download the microcode */
3469 status = slic_card_download(adapter);
3472 dev_err(&adapter->pcidev->dev,
3473 "download failed bus %d slot %d\n",
3474 adapter->busnumber, adapter->slotnumber);
3478 if (!card->config_set) {
3479 peeprom = pci_alloc_consistent(adapter->pcidev,
3480 sizeof(struct slic_eeprom),
3483 phys_configl = SLIC_GET_ADDR_LOW(phys_config);
3484 phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
3487 dev_err(&adapter->pcidev->dev,
3488 "eeprom read failed to get memory "
3489 "bus %d slot %d\n", adapter->busnumber,
3490 adapter->slotnumber);
3493 memset(peeprom, 0, sizeof(struct slic_eeprom));
3495 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3497 pshmem = (struct slic_shmem *)adapter->phys_shmem;
3499 spin_lock_irqsave(&adapter->bit64reglock.lock,
3500 adapter->bit64reglock.flags);
3501 slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
3502 slic_reg32_write(&slic_regs->slic_isp,
3503 SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
3504 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
3505 adapter->bit64reglock.flags);
3507 slic_config_get(adapter, phys_configl, phys_configh);
3510 if (adapter->pshmem->isr) {
3511 if (adapter->pshmem->isr & ISR_UPC) {
3512 adapter->pshmem->isr = 0;
3513 slic_reg64_write(adapter,
3514 &slic_regs->slic_isp, 0,
3515 &slic_regs->slic_addr_upper,
3517 slic_reg32_write(&slic_regs->slic_isr,
3520 slic_upr_request_complete(adapter, 0);
3523 adapter->pshmem->isr = 0;
3524 slic_reg32_write(&slic_regs->slic_isr,
3531 dev_err(&adapter->pcidev->dev,
3532 "%d config data fetch timed out!\n",
3534 slic_reg64_write(adapter,
3535 &slic_regs->slic_isp, 0,
3536 &slic_regs->slic_addr_upper,
3543 switch (adapter->devid) {
3545 case SLIC_2GB_DEVICE_ID:
3546 /* extract EEPROM data and pointers to EEPROM data */
3547 pOeeprom = (struct oslic_eeprom *) peeprom;
3548 eecodesize = pOeeprom->EecodeSize;
3549 dramsize = pOeeprom->DramSize;
3550 pmac = pOeeprom->MacInfo;
3551 fruformat = pOeeprom->FruFormat;
3552 patkfru = &pOeeprom->AtkFru;
3553 oemfruformat = pOeeprom->OemFruFormat;
3554 poemfru = &pOeeprom->OemFru;
3556 /* Minor kludge for Oasis card
3557 get 2 MAC addresses from the
3558 EEPROM to ensure that function 1
3559 gets the Port 1 MAC address */
3562 /* extract EEPROM data and pointers to EEPROM data */
3563 eecodesize = peeprom->EecodeSize;
3564 dramsize = peeprom->DramSize;
3565 pmac = peeprom->u2.mac.MacInfo;
3566 fruformat = peeprom->FruFormat;
3567 patkfru = &peeprom->AtkFru;
3568 oemfruformat = peeprom->OemFruFormat;
3569 poemfru = &peeprom->OemFru;
3573 card->config.EepromValid = false;
3575 /* see if the EEPROM is valid by checking it's checksum */
3576 if ((eecodesize <= MAX_EECODE_SIZE) &&
3577 (eecodesize >= MIN_EECODE_SIZE)) {
3580 *(u16 *) ((char *) peeprom + (eecodesize - 2));
3582 calculate the EEPROM checksum
3585 ~slic_eeprom_cksum((char *) peeprom,
3588 if the ucdoe chksum flag bit worked,
3589 we wouldn't need this shit
3591 if (ee_chksum == calc_chksum)
3592 card->config.EepromValid = true;
3594 /* copy in the DRAM size */
3595 card->config.DramSize = dramsize;
3597 /* copy in the MAC address(es) */
3598 for (i = 0; i < macaddrs; i++) {
3599 memcpy(&card->config.MacInfo[i],
3600 &pmac[i], sizeof(struct slic_config_mac));
3603 /* copy the Alacritech FRU information */
3604 card->config.FruFormat = fruformat;
3605 memcpy(&card->config.AtkFru, patkfru,
3606 sizeof(struct atk_fru));
3608 pci_free_consistent(adapter->pcidev,
3609 sizeof(struct slic_eeprom),
3610 peeprom, phys_config);
3612 if ((!card->config.EepromValid) &&
3613 (adapter->reg_params.fail_on_bad_eeprom)) {
3614 slic_reg64_write(adapter, &slic_regs->slic_isp, 0,
3615 &slic_regs->slic_addr_upper,
3617 dev_err(&adapter->pcidev->dev,
3618 "unsupported CONFIGURATION EEPROM invalid\n");
3622 card->config_set = 1;
3625 if (slic_card_download_gbrcv(adapter)) {
3626 dev_err(&adapter->pcidev->dev,
3627 "unable to download GB receive microcode\n");
3631 if (slic_global.dynamic_intagg)
3632 slic_intagg_set(adapter, 0);
3634 slic_intagg_set(adapter, intagg_delay);
3637 * Initialize ping status to "ok"
3639 card->pingstatus = ISR_PINGMASK;
3642 * Lastly, mark our card state as up and return success
3644 card->state = CARD_UP;
3645 card->reset_in_progress = 0;
3650 static void slic_init_driver(void)
3652 if (slic_first_init) {
3653 slic_first_init = 0;
3654 spin_lock_init(&slic_global.driver_lock.lock);
3659 static void slic_init_adapter(struct net_device *netdev,
3660 struct pci_dev *pcidev,
3661 const struct pci_device_id *pci_tbl_entry,
3662 void __iomem *memaddr, int chip_idx)
3665 struct slic_handle *pslic_handle;
3666 struct adapter *adapter = netdev_priv(netdev);
3668 /* adapter->pcidev = pcidev;*/
3669 adapter->vendid = pci_tbl_entry->vendor;
3670 adapter->devid = pci_tbl_entry->device;
3671 adapter->subsysid = pci_tbl_entry->subdevice;
3672 adapter->busnumber = pcidev->bus->number;
3673 adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
3674 adapter->functionnumber = (pcidev->devfn & 0x7);
3675 adapter->memorylength = pci_resource_len(pcidev, 0);
3676 adapter->slic_regs = (__iomem struct slic_regs *)memaddr;
3677 adapter->irq = pcidev->irq;
3678 /* adapter->netdev = netdev;*/
3679 adapter->next_netdevice = head_netdevice;
3680 head_netdevice = netdev;
3681 adapter->chipid = chip_idx;
3682 adapter->port = 0; /*adapter->functionnumber;*/
3683 adapter->cardindex = adapter->port;
3684 adapter->memorybase = memaddr;
3685 spin_lock_init(&adapter->upr_lock.lock);
3686 spin_lock_init(&adapter->bit64reglock.lock);
3687 spin_lock_init(&adapter->adapter_lock.lock);
3688 spin_lock_init(&adapter->reset_lock.lock);
3689 spin_lock_init(&adapter->handle_lock.lock);
3691 adapter->card_size = 1;
3693 Initialize slic_handle array
3695 ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF);
3697 Start with 1. 0 is an invalid host handle.
3699 for (index = 1, pslic_handle = &adapter->slic_handles[1];
3700 index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
3702 pslic_handle->token.handle_index = index;
3703 pslic_handle->type = SLIC_HANDLE_FREE;
3704 pslic_handle->next = adapter->pfree_slic_handles;
3705 adapter->pfree_slic_handles = pslic_handle;
3707 adapter->pshmem = (struct slic_shmem *)
3708 pci_alloc_consistent(adapter->pcidev,
3709 sizeof(struct slic_shmem),
3712 ASSERT(adapter->pshmem);
3714 memset(adapter->pshmem, 0, sizeof(struct slic_shmem));
3719 static const struct net_device_ops slic_netdev_ops = {
3720 .ndo_open = slic_entry_open,
3721 .ndo_stop = slic_entry_halt,
3722 .ndo_start_xmit = slic_xmit_start,
3723 .ndo_do_ioctl = slic_ioctl,
3724 .ndo_set_mac_address = slic_mac_set_address,
3725 .ndo_get_stats = slic_get_stats,
3726 .ndo_set_rx_mode = slic_mcast_set_list,
3727 .ndo_validate_addr = eth_validate_addr,
3728 .ndo_change_mtu = eth_change_mtu,
3731 static u32 slic_card_locate(struct adapter *adapter)
3733 struct sliccard *card = slic_global.slic_card;
3734 struct physcard *physcard = slic_global.phys_card;
3736 u16 __iomem *hostid_reg;
3738 uint rdhostid_offset = 0;
3740 switch (adapter->devid) {
3741 case SLIC_2GB_DEVICE_ID:
3742 rdhostid_offset = SLIC_RDHOSTID_2GB;
3744 case SLIC_1GB_DEVICE_ID:
3745 rdhostid_offset = SLIC_RDHOSTID_1GB;
3753 (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) +
3756 /* read the 16 bit hostid from SRAM */
3757 card_hostid = (ushort) readw(hostid_reg);
3759 /* Initialize a new card structure if need be */
3760 if (card_hostid == SLIC_HOSTID_DEFAULT) {
3761 card = kzalloc(sizeof(struct sliccard), GFP_KERNEL);
3765 card->next = slic_global.slic_card;
3766 slic_global.slic_card = card;
3767 card->busnumber = adapter->busnumber;
3768 card->slotnumber = adapter->slotnumber;
3770 /* Find an available cardnum */
3771 for (i = 0; i < SLIC_MAX_CARDS; i++) {
3772 if (slic_global.cardnuminuse[i] == 0) {
3773 slic_global.cardnuminuse[i] = 1;
3778 slic_global.num_slic_cards++;
3780 slic_debug_card_create(card);
3782 /* Card exists, find the card this adapter belongs to */
3784 if (card->cardnum == card_hostid)
3793 /* Put the adapter in the card's adapter list */
3794 ASSERT(card->adapter[adapter->port] == NULL);
3795 if (!card->adapter[adapter->port]) {
3796 card->adapter[adapter->port] = adapter;
3797 adapter->card = card;
3800 card->card_size = 1; /* one port per *logical* card */
3803 for (i = 0; i < SLIC_MAX_PORTS; i++) {
3804 if (!physcard->adapter[i])
3809 ASSERT(i != SLIC_MAX_PORTS);
3810 if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
3812 physcard = physcard->next;
3815 /* no structure allocated for this physical card yet */
3816 physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
3819 physcard->next = slic_global.phys_card;
3820 slic_global.phys_card = physcard;
3821 physcard->adapters_allocd = 1;
3823 physcard->adapters_allocd++;
3825 /* Note - this is ZERO relative */
3826 adapter->physport = physcard->adapters_allocd - 1;
3828 ASSERT(physcard->adapter[adapter->physport] == NULL);
3829 physcard->adapter[adapter->physport] = adapter;
3830 adapter->physcard = physcard;
3835 static int __devinit slic_entry_probe(struct pci_dev *pcidev,
3836 const struct pci_device_id *pci_tbl_entry)
3838 static int cards_found;
3839 static int did_version;
3841 struct net_device *netdev;
3842 struct adapter *adapter;
3843 void __iomem *memmapped_ioaddr = NULL;
3845 ulong mmio_start = 0;
3847 struct sliccard *card = NULL;
3848 int pci_using_dac = 0;
3850 slic_global.dynamic_intagg = dynamic_intagg;
3852 err = pci_enable_device(pcidev);
3857 if (slic_debug > 0 && did_version++ == 0) {
3858 printk(KERN_DEBUG "%s\n", slic_banner);
3859 printk(KERN_DEBUG "%s\n", slic_proc_version);
3862 if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
3864 if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
3865 dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for "
3866 "consistent allocations\n");
3867 goto err_out_disable_pci;
3869 } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) {
3871 pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
3873 dev_err(&pcidev->dev, "no usable DMA configuration\n");
3874 goto err_out_disable_pci;
3877 err = pci_request_regions(pcidev, DRV_NAME);
3879 dev_err(&pcidev->dev, "can't obtain PCI resources\n");
3880 goto err_out_disable_pci;
3883 pci_set_master(pcidev);
3885 netdev = alloc_etherdev(sizeof(struct adapter));
3888 goto err_out_exit_slic_probe;
3891 SET_NETDEV_DEV(netdev, &pcidev->dev);
3893 pci_set_drvdata(pcidev, netdev);
3894 adapter = netdev_priv(netdev);
3895 adapter->netdev = netdev;
3896 adapter->pcidev = pcidev;
3898 netdev->features |= NETIF_F_HIGHDMA;
3900 mmio_start = pci_resource_start(pcidev, 0);
3901 mmio_len = pci_resource_len(pcidev, 0);
3904 /* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/
3905 memmapped_ioaddr = ioremap(mmio_start, mmio_len);
3906 if (!memmapped_ioaddr) {
3907 dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
3908 mmio_len, mmio_start);
3909 goto err_out_free_netdev;
3912 slic_config_pci(pcidev);
3916 slic_init_adapter(netdev,
3917 pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found);
3919 status = slic_card_locate(adapter);
3921 dev_err(&pcidev->dev, "cannot locate card\n");
3922 goto err_out_free_mmio_region;
3925 card = adapter->card;
3927 if (!adapter->allocated) {
3928 card->adapters_allocated++;
3929 adapter->allocated = 1;
3932 status = slic_card_init(card, adapter);
3935 card->state = CARD_FAIL;
3936 adapter->state = ADAPT_FAIL;
3937 adapter->linkstate = LINK_DOWN;
3938 dev_err(&pcidev->dev, "FAILED status[%x]\n", status);
3940 slic_adapter_set_hwaddr(adapter);
3943 netdev->base_addr = (unsigned long)adapter->memorybase;
3944 netdev->irq = adapter->irq;
3945 netdev->netdev_ops = &slic_netdev_ops;
3947 slic_debug_adapter_create(adapter);
3949 strcpy(netdev->name, "eth%d");
3950 err = register_netdev(netdev);
3952 dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
3961 iounmap(memmapped_ioaddr);
3962 err_out_free_mmio_region:
3963 release_mem_region(mmio_start, mmio_len);
3964 err_out_free_netdev:
3965 free_netdev(netdev);
3966 err_out_exit_slic_probe:
3967 pci_release_regions(pcidev);
3968 err_out_disable_pci:
3969 pci_disable_device(pcidev);
3973 static struct pci_driver slic_driver = {
3975 .id_table = slic_pci_tbl,
3976 .probe = slic_entry_probe,
3977 .remove = __devexit_p(slic_entry_remove),
3980 static int __init slic_module_init(void)
3984 if (debug >= 0 && slic_debug != debug)
3985 printk(KERN_DEBUG KBUILD_MODNAME ": debug level is %d.\n",
3990 return pci_register_driver(&slic_driver);
3993 static void __exit slic_module_cleanup(void)
3995 pci_unregister_driver(&slic_driver);
3996 slic_debug_cleanup();
3999 module_init(slic_module_init);
4000 module_exit(slic_module_cleanup);