1 /*******************************************************************************
4 Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2 of the License, or (at your option)
11 This program is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 You should have received a copy of the GNU General Public License along with
17 this program; if not, write to the Free Software Foundation, Inc., 59
18 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 The full GNU General Public License is included in this distribution in the
24 Linux NICS <linux.nics@intel.com>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
29 /* ethtool support for e1000 */
33 #include <asm/uaccess.h>
35 extern char e1000_driver_name
[];
36 extern char e1000_driver_version
[];
38 extern int e1000_up(struct e1000_adapter
*adapter
);
39 extern void e1000_down(struct e1000_adapter
*adapter
);
40 extern void e1000_reset(struct e1000_adapter
*adapter
);
41 extern int e1000_set_spd_dplx(struct e1000_adapter
*adapter
, uint16_t spddplx
);
42 extern int e1000_setup_rx_resources(struct e1000_adapter
*adapter
);
43 extern int e1000_setup_tx_resources(struct e1000_adapter
*adapter
);
44 extern void e1000_free_rx_resources(struct e1000_adapter
*adapter
);
45 extern void e1000_free_tx_resources(struct e1000_adapter
*adapter
);
46 extern void e1000_update_stats(struct e1000_adapter
*adapter
);
49 char stat_string
[ETH_GSTRING_LEN
];
54 #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
55 offsetof(struct e1000_adapter, m)
56 static const struct e1000_stats e1000_gstrings_stats
[] = {
57 { "rx_packets", E1000_STAT(net_stats
.rx_packets
) },
58 { "tx_packets", E1000_STAT(net_stats
.tx_packets
) },
59 { "rx_bytes", E1000_STAT(net_stats
.rx_bytes
) },
60 { "tx_bytes", E1000_STAT(net_stats
.tx_bytes
) },
61 { "rx_errors", E1000_STAT(net_stats
.rx_errors
) },
62 { "tx_errors", E1000_STAT(net_stats
.tx_errors
) },
63 { "rx_dropped", E1000_STAT(net_stats
.rx_dropped
) },
64 { "tx_dropped", E1000_STAT(net_stats
.tx_dropped
) },
65 { "multicast", E1000_STAT(net_stats
.multicast
) },
66 { "collisions", E1000_STAT(net_stats
.collisions
) },
67 { "rx_length_errors", E1000_STAT(net_stats
.rx_length_errors
) },
68 { "rx_over_errors", E1000_STAT(net_stats
.rx_over_errors
) },
69 { "rx_crc_errors", E1000_STAT(net_stats
.rx_crc_errors
) },
70 { "rx_frame_errors", E1000_STAT(net_stats
.rx_frame_errors
) },
71 { "rx_fifo_errors", E1000_STAT(net_stats
.rx_fifo_errors
) },
72 { "rx_no_buffer_count", E1000_STAT(stats
.rnbc
) },
73 { "rx_missed_errors", E1000_STAT(net_stats
.rx_missed_errors
) },
74 { "tx_aborted_errors", E1000_STAT(net_stats
.tx_aborted_errors
) },
75 { "tx_carrier_errors", E1000_STAT(net_stats
.tx_carrier_errors
) },
76 { "tx_fifo_errors", E1000_STAT(net_stats
.tx_fifo_errors
) },
77 { "tx_heartbeat_errors", E1000_STAT(net_stats
.tx_heartbeat_errors
) },
78 { "tx_window_errors", E1000_STAT(net_stats
.tx_window_errors
) },
79 { "tx_abort_late_coll", E1000_STAT(stats
.latecol
) },
80 { "tx_deferred_ok", E1000_STAT(stats
.dc
) },
81 { "tx_single_coll_ok", E1000_STAT(stats
.scc
) },
82 { "tx_multi_coll_ok", E1000_STAT(stats
.mcc
) },
83 { "rx_long_length_errors", E1000_STAT(stats
.roc
) },
84 { "rx_short_length_errors", E1000_STAT(stats
.ruc
) },
85 { "rx_align_errors", E1000_STAT(stats
.algnerrc
) },
86 { "tx_tcp_seg_good", E1000_STAT(stats
.tsctc
) },
87 { "tx_tcp_seg_failed", E1000_STAT(stats
.tsctfc
) },
88 { "rx_flow_control_xon", E1000_STAT(stats
.xonrxc
) },
89 { "rx_flow_control_xoff", E1000_STAT(stats
.xoffrxc
) },
90 { "tx_flow_control_xon", E1000_STAT(stats
.xontxc
) },
91 { "tx_flow_control_xoff", E1000_STAT(stats
.xofftxc
) },
92 { "rx_long_byte_count", E1000_STAT(stats
.gorcl
) },
93 { "rx_csum_offload_good", E1000_STAT(hw_csum_good
) },
94 { "rx_csum_offload_errors", E1000_STAT(hw_csum_err
) }
96 #define E1000_STATS_LEN \
97 sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats)
98 static const char e1000_gstrings_test
[][ETH_GSTRING_LEN
] = {
99 "Register test (offline)", "Eeprom test (offline)",
100 "Interrupt test (offline)", "Loopback test (offline)",
101 "Link test (on/offline)"
103 #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
106 e1000_get_settings(struct net_device
*netdev
, struct ethtool_cmd
*ecmd
)
108 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
109 struct e1000_hw
*hw
= &adapter
->hw
;
111 if(hw
->media_type
== e1000_media_type_copper
) {
113 ecmd
->supported
= (SUPPORTED_10baseT_Half
|
114 SUPPORTED_10baseT_Full
|
115 SUPPORTED_100baseT_Half
|
116 SUPPORTED_100baseT_Full
|
117 SUPPORTED_1000baseT_Full
|
121 ecmd
->advertising
= ADVERTISED_TP
;
123 if(hw
->autoneg
== 1) {
124 ecmd
->advertising
|= ADVERTISED_Autoneg
;
126 /* the e1000 autoneg seems to match ethtool nicely */
128 ecmd
->advertising
|= hw
->autoneg_advertised
;
131 ecmd
->port
= PORT_TP
;
132 ecmd
->phy_address
= hw
->phy_addr
;
134 if(hw
->mac_type
== e1000_82543
)
135 ecmd
->transceiver
= XCVR_EXTERNAL
;
137 ecmd
->transceiver
= XCVR_INTERNAL
;
140 ecmd
->supported
= (SUPPORTED_1000baseT_Full
|
144 ecmd
->advertising
= (ADVERTISED_1000baseT_Full
|
148 ecmd
->port
= PORT_FIBRE
;
150 if(hw
->mac_type
>= e1000_82545
)
151 ecmd
->transceiver
= XCVR_INTERNAL
;
153 ecmd
->transceiver
= XCVR_EXTERNAL
;
156 if(netif_carrier_ok(adapter
->netdev
)) {
158 e1000_get_speed_and_duplex(hw
, &adapter
->link_speed
,
159 &adapter
->link_duplex
);
160 ecmd
->speed
= adapter
->link_speed
;
162 /* unfortunatly FULL_DUPLEX != DUPLEX_FULL
163 * and HALF_DUPLEX != DUPLEX_HALF */
165 if(adapter
->link_duplex
== FULL_DUPLEX
)
166 ecmd
->duplex
= DUPLEX_FULL
;
168 ecmd
->duplex
= DUPLEX_HALF
;
174 ecmd
->autoneg
= ((hw
->media_type
== e1000_media_type_fiber
) ||
175 hw
->autoneg
) ? AUTONEG_ENABLE
: AUTONEG_DISABLE
;
180 e1000_set_settings(struct net_device
*netdev
, struct ethtool_cmd
*ecmd
)
182 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
183 struct e1000_hw
*hw
= &adapter
->hw
;
185 if(ecmd
->autoneg
== AUTONEG_ENABLE
) {
187 if(hw
->media_type
== e1000_media_type_fiber
)
188 hw
->autoneg_advertised
= ADVERTISED_1000baseT_Full
|
192 hw
->autoneg_advertised
= ADVERTISED_10baseT_Half
|
193 ADVERTISED_10baseT_Full
|
194 ADVERTISED_100baseT_Half
|
195 ADVERTISED_100baseT_Full
|
196 ADVERTISED_1000baseT_Full
|
199 ecmd
->advertising
= hw
->autoneg_advertised
;
201 if(e1000_set_spd_dplx(adapter
, ecmd
->speed
+ ecmd
->duplex
))
206 if(netif_running(adapter
->netdev
)) {
208 e1000_reset(adapter
);
211 e1000_reset(adapter
);
217 e1000_get_pauseparam(struct net_device
*netdev
,
218 struct ethtool_pauseparam
*pause
)
220 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
221 struct e1000_hw
*hw
= &adapter
->hw
;
224 (adapter
->fc_autoneg
? AUTONEG_ENABLE
: AUTONEG_DISABLE
);
226 if(hw
->fc
== e1000_fc_rx_pause
)
228 else if(hw
->fc
== e1000_fc_tx_pause
)
230 else if(hw
->fc
== e1000_fc_full
) {
237 e1000_set_pauseparam(struct net_device
*netdev
,
238 struct ethtool_pauseparam
*pause
)
240 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
241 struct e1000_hw
*hw
= &adapter
->hw
;
243 adapter
->fc_autoneg
= pause
->autoneg
;
245 if(pause
->rx_pause
&& pause
->tx_pause
)
246 hw
->fc
= e1000_fc_full
;
247 else if(pause
->rx_pause
&& !pause
->tx_pause
)
248 hw
->fc
= e1000_fc_rx_pause
;
249 else if(!pause
->rx_pause
&& pause
->tx_pause
)
250 hw
->fc
= e1000_fc_tx_pause
;
251 else if(!pause
->rx_pause
&& !pause
->tx_pause
)
252 hw
->fc
= e1000_fc_none
;
254 hw
->original_fc
= hw
->fc
;
256 if(adapter
->fc_autoneg
== AUTONEG_ENABLE
) {
257 if(netif_running(adapter
->netdev
)) {
261 e1000_reset(adapter
);
264 return ((hw
->media_type
== e1000_media_type_fiber
) ?
265 e1000_setup_link(hw
) : e1000_force_mac_fc(hw
));
271 e1000_get_rx_csum(struct net_device
*netdev
)
273 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
274 return adapter
->rx_csum
;
278 e1000_set_rx_csum(struct net_device
*netdev
, uint32_t data
)
280 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
281 adapter
->rx_csum
= data
;
283 if(netif_running(netdev
)) {
287 e1000_reset(adapter
);
292 e1000_get_tx_csum(struct net_device
*netdev
)
294 return (netdev
->features
& NETIF_F_HW_CSUM
) != 0;
298 e1000_set_tx_csum(struct net_device
*netdev
, uint32_t data
)
300 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
302 if(adapter
->hw
.mac_type
< e1000_82543
) {
309 netdev
->features
|= NETIF_F_HW_CSUM
;
311 netdev
->features
&= ~NETIF_F_HW_CSUM
;
318 e1000_set_tso(struct net_device
*netdev
, uint32_t data
)
320 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
321 if((adapter
->hw
.mac_type
< e1000_82544
) ||
322 (adapter
->hw
.mac_type
== e1000_82547
))
323 return data
? -EINVAL
: 0;
326 netdev
->features
|= NETIF_F_TSO
;
328 netdev
->features
&= ~NETIF_F_TSO
;
331 #endif /* NETIF_F_TSO */
334 e1000_get_msglevel(struct net_device
*netdev
)
336 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
337 return adapter
->msg_enable
;
341 e1000_set_msglevel(struct net_device
*netdev
, uint32_t data
)
343 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
344 adapter
->msg_enable
= data
;
348 e1000_get_regs_len(struct net_device
*netdev
)
350 #define E1000_REGS_LEN 32
351 return E1000_REGS_LEN
* sizeof(uint32_t);
355 e1000_get_regs(struct net_device
*netdev
,
356 struct ethtool_regs
*regs
, void *p
)
358 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
359 struct e1000_hw
*hw
= &adapter
->hw
;
360 uint32_t *regs_buff
= p
;
363 memset(p
, 0, E1000_REGS_LEN
* sizeof(uint32_t));
365 regs
->version
= (1 << 24) | (hw
->revision_id
<< 16) | hw
->device_id
;
367 regs_buff
[0] = E1000_READ_REG(hw
, CTRL
);
368 regs_buff
[1] = E1000_READ_REG(hw
, STATUS
);
370 regs_buff
[2] = E1000_READ_REG(hw
, RCTL
);
371 regs_buff
[3] = E1000_READ_REG(hw
, RDLEN
);
372 regs_buff
[4] = E1000_READ_REG(hw
, RDH
);
373 regs_buff
[5] = E1000_READ_REG(hw
, RDT
);
374 regs_buff
[6] = E1000_READ_REG(hw
, RDTR
);
376 regs_buff
[7] = E1000_READ_REG(hw
, TCTL
);
377 regs_buff
[8] = E1000_READ_REG(hw
, TDLEN
);
378 regs_buff
[9] = E1000_READ_REG(hw
, TDH
);
379 regs_buff
[10] = E1000_READ_REG(hw
, TDT
);
380 regs_buff
[11] = E1000_READ_REG(hw
, TIDV
);
382 regs_buff
[12] = adapter
->hw
.phy_type
; /* PHY type (IGP=1, M88=0) */
383 if(hw
->phy_type
== e1000_phy_igp
) {
384 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
,
385 IGP01E1000_PHY_AGC_A
);
386 e1000_read_phy_reg(hw
, IGP01E1000_PHY_AGC_A
&
387 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
388 regs_buff
[13] = (uint32_t)phy_data
; /* cable length */
389 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
,
390 IGP01E1000_PHY_AGC_B
);
391 e1000_read_phy_reg(hw
, IGP01E1000_PHY_AGC_B
&
392 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
393 regs_buff
[14] = (uint32_t)phy_data
; /* cable length */
394 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
,
395 IGP01E1000_PHY_AGC_C
);
396 e1000_read_phy_reg(hw
, IGP01E1000_PHY_AGC_C
&
397 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
398 regs_buff
[15] = (uint32_t)phy_data
; /* cable length */
399 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
,
400 IGP01E1000_PHY_AGC_D
);
401 e1000_read_phy_reg(hw
, IGP01E1000_PHY_AGC_D
&
402 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
403 regs_buff
[16] = (uint32_t)phy_data
; /* cable length */
404 regs_buff
[17] = 0; /* extended 10bt distance (not needed) */
405 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
, 0x0);
406 e1000_read_phy_reg(hw
, IGP01E1000_PHY_PORT_STATUS
&
407 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
408 regs_buff
[18] = (uint32_t)phy_data
; /* cable polarity */
409 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
,
410 IGP01E1000_PHY_PCS_INIT_REG
);
411 e1000_read_phy_reg(hw
, IGP01E1000_PHY_PCS_INIT_REG
&
412 IGP01E1000_PHY_PAGE_SELECT
, &phy_data
);
413 regs_buff
[19] = (uint32_t)phy_data
; /* cable polarity */
414 regs_buff
[20] = 0; /* polarity correction enabled (always) */
415 regs_buff
[22] = 0; /* phy receive errors (unavailable) */
416 regs_buff
[23] = regs_buff
[18]; /* mdix mode */
417 e1000_write_phy_reg(hw
, IGP01E1000_PHY_PAGE_SELECT
, 0x0);
419 e1000_read_phy_reg(hw
, M88E1000_PHY_SPEC_STATUS
, &phy_data
);
420 regs_buff
[13] = (uint32_t)phy_data
; /* cable length */
421 regs_buff
[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
422 regs_buff
[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
423 regs_buff
[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
424 e1000_read_phy_reg(hw
, M88E1000_PHY_SPEC_CTRL
, &phy_data
);
425 regs_buff
[17] = (uint32_t)phy_data
; /* extended 10bt distance */
426 regs_buff
[18] = regs_buff
[13]; /* cable polarity */
427 regs_buff
[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
428 regs_buff
[20] = regs_buff
[17]; /* polarity correction */
429 /* phy receive errors */
430 regs_buff
[22] = adapter
->phy_stats
.receive_errors
;
431 regs_buff
[23] = regs_buff
[13]; /* mdix mode */
433 regs_buff
[21] = adapter
->phy_stats
.idle_errors
; /* phy idle errors */
434 e1000_read_phy_reg(hw
, PHY_1000T_STATUS
, &phy_data
);
435 regs_buff
[24] = (uint32_t)phy_data
; /* phy local receiver status */
436 regs_buff
[25] = regs_buff
[24]; /* phy remote receiver status */
437 if(hw
->mac_type
>= e1000_82540
&&
438 hw
->media_type
== e1000_media_type_copper
) {
439 regs_buff
[26] = E1000_READ_REG(hw
, MANC
);
444 e1000_get_eeprom_len(struct net_device
*netdev
)
446 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
447 return adapter
->hw
.eeprom
.word_size
* 2;
451 e1000_get_eeprom(struct net_device
*netdev
,
452 struct ethtool_eeprom
*eeprom
, uint8_t *bytes
)
454 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
455 struct e1000_hw
*hw
= &adapter
->hw
;
456 uint16_t *eeprom_buff
;
457 int first_word
, last_word
;
464 eeprom
->magic
= hw
->vendor_id
| (hw
->device_id
<< 16);
466 first_word
= eeprom
->offset
>> 1;
467 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
469 eeprom_buff
= kmalloc(sizeof(uint16_t) *
470 (last_word
- first_word
+ 1), GFP_KERNEL
);
474 if(hw
->eeprom
.type
== e1000_eeprom_spi
)
475 ret_val
= e1000_read_eeprom(hw
, first_word
,
476 last_word
- first_word
+ 1,
479 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
480 if((ret_val
= e1000_read_eeprom(hw
, first_word
+ i
, 1,
485 /* Device's eeprom is always little-endian, word addressable */
486 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
487 le16_to_cpus(&eeprom_buff
[i
]);
489 memcpy(bytes
, (uint8_t *)eeprom_buff
+ (eeprom
->offset
& 1),
497 e1000_set_eeprom(struct net_device
*netdev
,
498 struct ethtool_eeprom
*eeprom
, uint8_t *bytes
)
500 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
501 struct e1000_hw
*hw
= &adapter
->hw
;
502 uint16_t *eeprom_buff
;
504 int max_len
, first_word
, last_word
, ret_val
= 0;
510 if(eeprom
->magic
!= (hw
->vendor_id
| (hw
->device_id
<< 16)))
513 max_len
= hw
->eeprom
.word_size
* 2;
515 first_word
= eeprom
->offset
>> 1;
516 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
517 eeprom_buff
= kmalloc(max_len
, GFP_KERNEL
);
521 ptr
= (void *)eeprom_buff
;
523 if(eeprom
->offset
& 1) {
524 /* need read/modify/write of first changed EEPROM word */
525 /* only the second byte of the word is being modified */
526 ret_val
= e1000_read_eeprom(hw
, first_word
, 1,
530 if(((eeprom
->offset
+ eeprom
->len
) & 1) && (ret_val
== 0)) {
531 /* need read/modify/write of last changed EEPROM word */
532 /* only the first byte of the word is being modified */
533 ret_val
= e1000_read_eeprom(hw
, last_word
, 1,
534 &eeprom_buff
[last_word
- first_word
]);
537 /* Device's eeprom is always little-endian, word addressable */
538 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
539 le16_to_cpus(&eeprom_buff
[i
]);
541 memcpy(ptr
, bytes
, eeprom
->len
);
543 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
544 eeprom_buff
[i
] = cpu_to_le16(eeprom_buff
[i
]);
546 ret_val
= e1000_write_eeprom(hw
, first_word
,
547 last_word
- first_word
+ 1, eeprom_buff
);
549 /* Update the checksum over the first part of the EEPROM if needed */
550 if((ret_val
== 0) && first_word
<= EEPROM_CHECKSUM_REG
)
551 e1000_update_eeprom_checksum(hw
);
558 e1000_get_drvinfo(struct net_device
*netdev
,
559 struct ethtool_drvinfo
*drvinfo
)
561 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
563 strncpy(drvinfo
->driver
, e1000_driver_name
, 32);
564 strncpy(drvinfo
->version
, e1000_driver_version
, 32);
565 strncpy(drvinfo
->fw_version
, "N/A", 32);
566 strncpy(drvinfo
->bus_info
, pci_name(adapter
->pdev
), 32);
567 drvinfo
->n_stats
= E1000_STATS_LEN
;
568 drvinfo
->testinfo_len
= E1000_TEST_LEN
;
569 drvinfo
->regdump_len
= e1000_get_regs_len(netdev
);
570 drvinfo
->eedump_len
= e1000_get_eeprom_len(netdev
);
574 e1000_get_ringparam(struct net_device
*netdev
,
575 struct ethtool_ringparam
*ring
)
577 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
578 e1000_mac_type mac_type
= adapter
->hw
.mac_type
;
579 struct e1000_desc_ring
*txdr
= &adapter
->tx_ring
;
580 struct e1000_desc_ring
*rxdr
= &adapter
->rx_ring
;
582 ring
->rx_max_pending
= (mac_type
< e1000_82544
) ? E1000_MAX_RXD
:
584 ring
->tx_max_pending
= (mac_type
< e1000_82544
) ? E1000_MAX_TXD
:
586 ring
->rx_mini_max_pending
= 0;
587 ring
->rx_jumbo_max_pending
= 0;
588 ring
->rx_pending
= rxdr
->count
;
589 ring
->tx_pending
= txdr
->count
;
590 ring
->rx_mini_pending
= 0;
591 ring
->rx_jumbo_pending
= 0;
595 e1000_set_ringparam(struct net_device
*netdev
,
596 struct ethtool_ringparam
*ring
)
598 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
599 e1000_mac_type mac_type
= adapter
->hw
.mac_type
;
600 struct e1000_desc_ring
*txdr
= &adapter
->tx_ring
;
601 struct e1000_desc_ring
*rxdr
= &adapter
->rx_ring
;
602 struct e1000_desc_ring tx_old
, tx_new
, rx_old
, rx_new
;
605 tx_old
= adapter
->tx_ring
;
606 rx_old
= adapter
->rx_ring
;
608 if((ring
->rx_mini_pending
) || (ring
->rx_jumbo_pending
))
611 if(netif_running(adapter
->netdev
))
614 rxdr
->count
= max(ring
->rx_pending
,(uint32_t)E1000_MIN_RXD
);
615 rxdr
->count
= min(rxdr
->count
,(uint32_t)(mac_type
< e1000_82544
?
616 E1000_MAX_RXD
: E1000_MAX_82544_RXD
));
617 E1000_ROUNDUP(rxdr
->count
, REQ_RX_DESCRIPTOR_MULTIPLE
);
619 txdr
->count
= max(ring
->tx_pending
,(uint32_t)E1000_MIN_TXD
);
620 txdr
->count
= min(txdr
->count
,(uint32_t)(mac_type
< e1000_82544
?
621 E1000_MAX_TXD
: E1000_MAX_82544_TXD
));
622 E1000_ROUNDUP(txdr
->count
, REQ_TX_DESCRIPTOR_MULTIPLE
);
624 if(netif_running(adapter
->netdev
)) {
625 /* Try to get new resources before deleting old */
626 if((err
= e1000_setup_rx_resources(adapter
)))
628 if((err
= e1000_setup_tx_resources(adapter
)))
631 /* save the new, restore the old in order to free it,
632 * then restore the new back again */
634 rx_new
= adapter
->rx_ring
;
635 tx_new
= adapter
->tx_ring
;
636 adapter
->rx_ring
= rx_old
;
637 adapter
->tx_ring
= tx_old
;
638 e1000_free_rx_resources(adapter
);
639 e1000_free_tx_resources(adapter
);
640 adapter
->rx_ring
= rx_new
;
641 adapter
->tx_ring
= tx_new
;
642 if((err
= e1000_up(adapter
)))
648 e1000_free_rx_resources(adapter
);
650 adapter
->rx_ring
= rx_old
;
651 adapter
->tx_ring
= tx_old
;
656 #define REG_PATTERN_TEST(R, M, W) \
658 uint32_t pat, value; \
660 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
661 for(pat = 0; pat < sizeof(test)/sizeof(test[0]); pat++) { \
662 E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W)); \
663 value = E1000_READ_REG(&adapter->hw, R); \
664 if(value != (test[pat] & W & M)) { \
665 DPRINTK(DRV, ERR, "pattern test reg %04X failed: got " \
666 "0x%08X expected 0x%08X\n", \
667 E1000_##R, value, (test[pat] & W & M)); \
668 *data = (adapter->hw.mac_type < e1000_82543) ? \
669 E1000_82542_##R : E1000_##R; \
675 #define REG_SET_AND_CHECK(R, M, W) \
678 E1000_WRITE_REG(&adapter->hw, R, W & M); \
679 value = E1000_READ_REG(&adapter->hw, R); \
680 if((W & M) != (value & M)) { \
681 DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\
682 "expected 0x%08X\n", E1000_##R, (value & M), (W & M)); \
683 *data = (adapter->hw.mac_type < e1000_82543) ? \
684 E1000_82542_##R : E1000_##R; \
690 e1000_reg_test(struct e1000_adapter
*adapter
, uint64_t *data
)
692 uint32_t value
, before
, after
;
695 /* The status register is Read Only, so a write should fail.
696 * Some bits that get toggled are ignored.
698 switch (adapter
->hw
.mac_type
) {
707 before
= E1000_READ_REG(&adapter
->hw
, STATUS
);
708 value
= (E1000_READ_REG(&adapter
->hw
, STATUS
) & toggle
);
709 E1000_WRITE_REG(&adapter
->hw
, STATUS
, toggle
);
710 after
= E1000_READ_REG(&adapter
->hw
, STATUS
) & toggle
;
712 DPRINTK(DRV
, ERR
, "failed STATUS register test got: "
713 "0x%08X expected: 0x%08X\n", after
, value
);
717 /* restore previous status */
718 E1000_WRITE_REG(&adapter
->hw
, STATUS
, before
);
720 REG_PATTERN_TEST(FCAL
, 0xFFFFFFFF, 0xFFFFFFFF);
721 REG_PATTERN_TEST(FCAH
, 0x0000FFFF, 0xFFFFFFFF);
722 REG_PATTERN_TEST(FCT
, 0x0000FFFF, 0xFFFFFFFF);
723 REG_PATTERN_TEST(VET
, 0x0000FFFF, 0xFFFFFFFF);
724 REG_PATTERN_TEST(RDTR
, 0x0000FFFF, 0xFFFFFFFF);
725 REG_PATTERN_TEST(RDBAH
, 0xFFFFFFFF, 0xFFFFFFFF);
726 REG_PATTERN_TEST(RDLEN
, 0x000FFF80, 0x000FFFFF);
727 REG_PATTERN_TEST(RDH
, 0x0000FFFF, 0x0000FFFF);
728 REG_PATTERN_TEST(RDT
, 0x0000FFFF, 0x0000FFFF);
729 REG_PATTERN_TEST(FCRTH
, 0x0000FFF8, 0x0000FFF8);
730 REG_PATTERN_TEST(FCTTV
, 0x0000FFFF, 0x0000FFFF);
731 REG_PATTERN_TEST(TIPG
, 0x3FFFFFFF, 0x3FFFFFFF);
732 REG_PATTERN_TEST(TDBAH
, 0xFFFFFFFF, 0xFFFFFFFF);
733 REG_PATTERN_TEST(TDLEN
, 0x000FFF80, 0x000FFFFF);
735 REG_SET_AND_CHECK(RCTL
, 0xFFFFFFFF, 0x00000000);
736 REG_SET_AND_CHECK(RCTL
, 0x06DFB3FE, 0x003FFFFB);
737 REG_SET_AND_CHECK(TCTL
, 0xFFFFFFFF, 0x00000000);
739 if(adapter
->hw
.mac_type
>= e1000_82543
) {
741 REG_SET_AND_CHECK(RCTL
, 0x06DFB3FE, 0xFFFFFFFF);
742 REG_PATTERN_TEST(RDBAL
, 0xFFFFFFF0, 0xFFFFFFFF);
743 REG_PATTERN_TEST(TXCW
, 0xC000FFFF, 0x0000FFFF);
744 REG_PATTERN_TEST(TDBAL
, 0xFFFFFFF0, 0xFFFFFFFF);
745 REG_PATTERN_TEST(TIDV
, 0x0000FFFF, 0x0000FFFF);
747 for(i
= 0; i
< E1000_RAR_ENTRIES
; i
++) {
748 REG_PATTERN_TEST(RA
+ ((i
<< 1) << 2), 0xFFFFFFFF,
750 REG_PATTERN_TEST(RA
+ (((i
<< 1) + 1) << 2), 0x8003FFFF,
756 REG_SET_AND_CHECK(RCTL
, 0xFFFFFFFF, 0x01FFFFFF);
757 REG_PATTERN_TEST(RDBAL
, 0xFFFFF000, 0xFFFFFFFF);
758 REG_PATTERN_TEST(TXCW
, 0x0000FFFF, 0x0000FFFF);
759 REG_PATTERN_TEST(TDBAL
, 0xFFFFF000, 0xFFFFFFFF);
763 for(i
= 0; i
< E1000_MC_TBL_SIZE
; i
++)
764 REG_PATTERN_TEST(MTA
+ (i
<< 2), 0xFFFFFFFF, 0xFFFFFFFF);
771 e1000_eeprom_test(struct e1000_adapter
*adapter
, uint64_t *data
)
774 uint16_t checksum
= 0;
778 /* Read and add up the contents of the EEPROM */
779 for(i
= 0; i
< (EEPROM_CHECKSUM_REG
+ 1); i
++) {
780 if((e1000_read_eeprom(&adapter
->hw
, i
, 1, &temp
)) < 0) {
787 /* If Checksum is not Correct return error else test passed */
788 if((checksum
!= (uint16_t) EEPROM_SUM
) && !(*data
))
795 e1000_test_intr(int irq
,
797 struct pt_regs
*regs
)
799 struct net_device
*netdev
= (struct net_device
*) data
;
800 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
802 adapter
->test_icr
|= E1000_READ_REG(&adapter
->hw
, ICR
);
808 e1000_intr_test(struct e1000_adapter
*adapter
, uint64_t *data
)
810 struct net_device
*netdev
= adapter
->netdev
;
811 uint32_t mask
, i
=0, shared_int
= TRUE
;
812 uint32_t irq
= adapter
->pdev
->irq
;
816 /* Hook up test interrupt handler just for this test */
817 if(!request_irq(irq
, &e1000_test_intr
, 0, netdev
->name
, netdev
)) {
819 } else if(request_irq(irq
, &e1000_test_intr
, SA_SHIRQ
,
820 netdev
->name
, netdev
)){
825 /* Disable all the interrupts */
826 E1000_WRITE_REG(&adapter
->hw
, IMC
, 0xFFFFFFFF);
829 /* Test each interrupt */
832 /* Interrupt to test */
836 /* Disable the interrupt to be reported in
837 * the cause register and then force the same
838 * interrupt and see if one gets posted. If
839 * an interrupt was posted to the bus, the
842 adapter
->test_icr
= 0;
843 E1000_WRITE_REG(&adapter
->hw
, IMC
, mask
);
844 E1000_WRITE_REG(&adapter
->hw
, ICS
, mask
);
847 if(adapter
->test_icr
& mask
) {
853 /* Enable the interrupt to be reported in
854 * the cause register and then force the same
855 * interrupt and see if one gets posted. If
856 * an interrupt was not posted to the bus, the
859 adapter
->test_icr
= 0;
860 E1000_WRITE_REG(&adapter
->hw
, IMS
, mask
);
861 E1000_WRITE_REG(&adapter
->hw
, ICS
, mask
);
864 if(!(adapter
->test_icr
& mask
)) {
870 /* Disable the other interrupts to be reported in
871 * the cause register and then force the other
872 * interrupts and see if any get posted. If
873 * an interrupt was posted to the bus, the
876 adapter
->test_icr
= 0;
877 E1000_WRITE_REG(&adapter
->hw
, IMC
, ~mask
& 0x00007FFF);
878 E1000_WRITE_REG(&adapter
->hw
, ICS
, ~mask
& 0x00007FFF);
881 if(adapter
->test_icr
) {
888 /* Disable all the interrupts */
889 E1000_WRITE_REG(&adapter
->hw
, IMC
, 0xFFFFFFFF);
892 /* Unhook test interrupt handler */
893 free_irq(irq
, netdev
);
899 e1000_free_desc_rings(struct e1000_adapter
*adapter
)
901 struct e1000_desc_ring
*txdr
= &adapter
->test_tx_ring
;
902 struct e1000_desc_ring
*rxdr
= &adapter
->test_rx_ring
;
903 struct pci_dev
*pdev
= adapter
->pdev
;
906 if(txdr
->desc
&& txdr
->buffer_info
) {
907 for(i
= 0; i
< txdr
->count
; i
++) {
908 if(txdr
->buffer_info
[i
].dma
)
909 pci_unmap_single(pdev
, txdr
->buffer_info
[i
].dma
,
910 txdr
->buffer_info
[i
].length
,
912 if(txdr
->buffer_info
[i
].skb
)
913 dev_kfree_skb(txdr
->buffer_info
[i
].skb
);
917 if(rxdr
->desc
&& rxdr
->buffer_info
) {
918 for(i
= 0; i
< rxdr
->count
; i
++) {
919 if(rxdr
->buffer_info
[i
].dma
)
920 pci_unmap_single(pdev
, rxdr
->buffer_info
[i
].dma
,
921 rxdr
->buffer_info
[i
].length
,
923 if(rxdr
->buffer_info
[i
].skb
)
924 dev_kfree_skb(rxdr
->buffer_info
[i
].skb
);
929 pci_free_consistent(pdev
, txdr
->size
, txdr
->desc
, txdr
->dma
);
931 pci_free_consistent(pdev
, rxdr
->size
, rxdr
->desc
, rxdr
->dma
);
933 if(txdr
->buffer_info
)
934 kfree(txdr
->buffer_info
);
935 if(rxdr
->buffer_info
)
936 kfree(rxdr
->buffer_info
);
942 e1000_setup_desc_rings(struct e1000_adapter
*adapter
)
944 struct e1000_desc_ring
*txdr
= &adapter
->test_tx_ring
;
945 struct e1000_desc_ring
*rxdr
= &adapter
->test_rx_ring
;
946 struct pci_dev
*pdev
= adapter
->pdev
;
948 int size
, i
, ret_val
;
950 /* Setup Tx descriptor ring and Tx buffers */
953 txdr
->count
= E1000_DEFAULT_TXD
;
955 size
= txdr
->count
* sizeof(struct e1000_buffer
);
956 if(!(txdr
->buffer_info
= kmalloc(size
, GFP_KERNEL
))) {
960 memset(txdr
->buffer_info
, 0, size
);
962 txdr
->size
= txdr
->count
* sizeof(struct e1000_tx_desc
);
963 E1000_ROUNDUP(txdr
->size
, 4096);
964 if(!(txdr
->desc
= pci_alloc_consistent(pdev
, txdr
->size
, &txdr
->dma
))) {
968 memset(txdr
->desc
, 0, txdr
->size
);
969 txdr
->next_to_use
= txdr
->next_to_clean
= 0;
971 E1000_WRITE_REG(&adapter
->hw
, TDBAL
,
972 ((uint64_t) txdr
->dma
& 0x00000000FFFFFFFF));
973 E1000_WRITE_REG(&adapter
->hw
, TDBAH
, ((uint64_t) txdr
->dma
>> 32));
974 E1000_WRITE_REG(&adapter
->hw
, TDLEN
,
975 txdr
->count
* sizeof(struct e1000_tx_desc
));
976 E1000_WRITE_REG(&adapter
->hw
, TDH
, 0);
977 E1000_WRITE_REG(&adapter
->hw
, TDT
, 0);
978 E1000_WRITE_REG(&adapter
->hw
, TCTL
,
979 E1000_TCTL_PSP
| E1000_TCTL_EN
|
980 E1000_COLLISION_THRESHOLD
<< E1000_CT_SHIFT
|
981 E1000_FDX_COLLISION_DISTANCE
<< E1000_COLD_SHIFT
);
983 for(i
= 0; i
< txdr
->count
; i
++) {
984 struct e1000_tx_desc
*tx_desc
= E1000_TX_DESC(*txdr
, i
);
986 unsigned int size
= 1024;
988 if(!(skb
= alloc_skb(size
, GFP_KERNEL
))) {
993 txdr
->buffer_info
[i
].skb
= skb
;
994 txdr
->buffer_info
[i
].length
= skb
->len
;
995 txdr
->buffer_info
[i
].dma
=
996 pci_map_single(pdev
, skb
->data
, skb
->len
,
998 tx_desc
->buffer_addr
= cpu_to_le64(txdr
->buffer_info
[i
].dma
);
999 tx_desc
->lower
.data
= cpu_to_le32(skb
->len
);
1000 tx_desc
->lower
.data
|= cpu_to_le32(E1000_TXD_CMD_EOP
|
1001 E1000_TXD_CMD_IFCS
|
1003 tx_desc
->upper
.data
= 0;
1006 /* Setup Rx descriptor ring and Rx buffers */
1009 rxdr
->count
= E1000_DEFAULT_RXD
;
1011 size
= rxdr
->count
* sizeof(struct e1000_buffer
);
1012 if(!(rxdr
->buffer_info
= kmalloc(size
, GFP_KERNEL
))) {
1016 memset(rxdr
->buffer_info
, 0, size
);
1018 rxdr
->size
= rxdr
->count
* sizeof(struct e1000_rx_desc
);
1019 if(!(rxdr
->desc
= pci_alloc_consistent(pdev
, rxdr
->size
, &rxdr
->dma
))) {
1023 memset(rxdr
->desc
, 0, rxdr
->size
);
1024 rxdr
->next_to_use
= rxdr
->next_to_clean
= 0;
1026 rctl
= E1000_READ_REG(&adapter
->hw
, RCTL
);
1027 E1000_WRITE_REG(&adapter
->hw
, RCTL
, rctl
& ~E1000_RCTL_EN
);
1028 E1000_WRITE_REG(&adapter
->hw
, RDBAL
,
1029 ((uint64_t) rxdr
->dma
& 0xFFFFFFFF));
1030 E1000_WRITE_REG(&adapter
->hw
, RDBAH
, ((uint64_t) rxdr
->dma
>> 32));
1031 E1000_WRITE_REG(&adapter
->hw
, RDLEN
, rxdr
->size
);
1032 E1000_WRITE_REG(&adapter
->hw
, RDH
, 0);
1033 E1000_WRITE_REG(&adapter
->hw
, RDT
, 0);
1034 rctl
= E1000_RCTL_EN
| E1000_RCTL_BAM
| E1000_RCTL_SZ_2048
|
1035 E1000_RCTL_LBM_NO
| E1000_RCTL_RDMTS_HALF
|
1036 (adapter
->hw
.mc_filter_type
<< E1000_RCTL_MO_SHIFT
);
1037 E1000_WRITE_REG(&adapter
->hw
, RCTL
, rctl
);
1039 for(i
= 0; i
< rxdr
->count
; i
++) {
1040 struct e1000_rx_desc
*rx_desc
= E1000_RX_DESC(*rxdr
, i
);
1041 struct sk_buff
*skb
;
1043 if(!(skb
= alloc_skb(E1000_RXBUFFER_2048
+ NET_IP_ALIGN
,
1048 skb_reserve(skb
, NET_IP_ALIGN
);
1049 rxdr
->buffer_info
[i
].skb
= skb
;
1050 rxdr
->buffer_info
[i
].length
= E1000_RXBUFFER_2048
;
1051 rxdr
->buffer_info
[i
].dma
=
1052 pci_map_single(pdev
, skb
->data
, E1000_RXBUFFER_2048
,
1053 PCI_DMA_FROMDEVICE
);
1054 rx_desc
->buffer_addr
= cpu_to_le64(rxdr
->buffer_info
[i
].dma
);
1055 memset(skb
->data
, 0x00, skb
->len
);
1061 e1000_free_desc_rings(adapter
);
1066 e1000_phy_disable_receiver(struct e1000_adapter
*adapter
)
1068 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1069 e1000_write_phy_reg(&adapter
->hw
, 29, 0x001F);
1070 e1000_write_phy_reg(&adapter
->hw
, 30, 0x8FFC);
1071 e1000_write_phy_reg(&adapter
->hw
, 29, 0x001A);
1072 e1000_write_phy_reg(&adapter
->hw
, 30, 0x8FF0);
1076 e1000_phy_reset_clk_and_crs(struct e1000_adapter
*adapter
)
1080 /* Because we reset the PHY above, we need to re-force TX_CLK in the
1081 * Extended PHY Specific Control Register to 25MHz clock. This
1082 * value defaults back to a 2.5MHz clock when the PHY is reset.
1084 e1000_read_phy_reg(&adapter
->hw
, M88E1000_EXT_PHY_SPEC_CTRL
, &phy_reg
);
1085 phy_reg
|= M88E1000_EPSCR_TX_CLK_25
;
1086 e1000_write_phy_reg(&adapter
->hw
,
1087 M88E1000_EXT_PHY_SPEC_CTRL
, phy_reg
);
1089 /* In addition, because of the s/w reset above, we need to enable
1090 * CRS on TX. This must be set for both full and half duplex
1093 e1000_read_phy_reg(&adapter
->hw
, M88E1000_PHY_SPEC_CTRL
, &phy_reg
);
1094 phy_reg
|= M88E1000_PSCR_ASSERT_CRS_ON_TX
;
1095 e1000_write_phy_reg(&adapter
->hw
,
1096 M88E1000_PHY_SPEC_CTRL
, phy_reg
);
1100 e1000_nonintegrated_phy_loopback(struct e1000_adapter
*adapter
)
1105 /* Setup the Device Control Register for PHY loopback test. */
1107 ctrl_reg
= E1000_READ_REG(&adapter
->hw
, CTRL
);
1108 ctrl_reg
|= (E1000_CTRL_ILOS
| /* Invert Loss-Of-Signal */
1109 E1000_CTRL_FRCSPD
| /* Set the Force Speed Bit */
1110 E1000_CTRL_FRCDPX
| /* Set the Force Duplex Bit */
1111 E1000_CTRL_SPD_1000
| /* Force Speed to 1000 */
1112 E1000_CTRL_FD
); /* Force Duplex to FULL */
1114 E1000_WRITE_REG(&adapter
->hw
, CTRL
, ctrl_reg
);
1116 /* Read the PHY Specific Control Register (0x10) */
1117 e1000_read_phy_reg(&adapter
->hw
, M88E1000_PHY_SPEC_CTRL
, &phy_reg
);
1119 /* Clear Auto-Crossover bits in PHY Specific Control Register
1122 phy_reg
&= ~M88E1000_PSCR_AUTO_X_MODE
;
1123 e1000_write_phy_reg(&adapter
->hw
, M88E1000_PHY_SPEC_CTRL
, phy_reg
);
1125 /* Perform software reset on the PHY */
1126 e1000_phy_reset(&adapter
->hw
);
1128 /* Have to setup TX_CLK and TX_CRS after software reset */
1129 e1000_phy_reset_clk_and_crs(adapter
);
1131 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, 0x8100);
1133 /* Wait for reset to complete. */
1136 /* Have to setup TX_CLK and TX_CRS after software reset */
1137 e1000_phy_reset_clk_and_crs(adapter
);
1139 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1140 e1000_phy_disable_receiver(adapter
);
1142 /* Set the loopback bit in the PHY control register. */
1143 e1000_read_phy_reg(&adapter
->hw
, PHY_CTRL
, &phy_reg
);
1144 phy_reg
|= MII_CR_LOOPBACK
;
1145 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, phy_reg
);
1147 /* Setup TX_CLK and TX_CRS one more time. */
1148 e1000_phy_reset_clk_and_crs(adapter
);
1150 /* Check Phy Configuration */
1151 e1000_read_phy_reg(&adapter
->hw
, PHY_CTRL
, &phy_reg
);
1152 if(phy_reg
!= 0x4100)
1155 e1000_read_phy_reg(&adapter
->hw
, M88E1000_EXT_PHY_SPEC_CTRL
, &phy_reg
);
1156 if(phy_reg
!= 0x0070)
1159 e1000_read_phy_reg(&adapter
->hw
, 29, &phy_reg
);
1160 if(phy_reg
!= 0x001A)
1167 e1000_integrated_phy_loopback(struct e1000_adapter
*adapter
)
1169 uint32_t ctrl_reg
= 0;
1170 uint32_t stat_reg
= 0;
1172 adapter
->hw
.autoneg
= FALSE
;
1174 if(adapter
->hw
.phy_type
== e1000_phy_m88
) {
1175 /* Auto-MDI/MDIX Off */
1176 e1000_write_phy_reg(&adapter
->hw
,
1177 M88E1000_PHY_SPEC_CTRL
, 0x0808);
1178 /* reset to update Auto-MDI/MDIX */
1179 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, 0x9140);
1181 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, 0x8140);
1183 /* force 1000, set loopback */
1184 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, 0x4140);
1186 /* Now set up the MAC to the same speed/duplex as the PHY. */
1187 ctrl_reg
= E1000_READ_REG(&adapter
->hw
, CTRL
);
1188 ctrl_reg
&= ~E1000_CTRL_SPD_SEL
; /* Clear the speed sel bits */
1189 ctrl_reg
|= (E1000_CTRL_FRCSPD
| /* Set the Force Speed Bit */
1190 E1000_CTRL_FRCDPX
| /* Set the Force Duplex Bit */
1191 E1000_CTRL_SPD_1000
|/* Force Speed to 1000 */
1192 E1000_CTRL_FD
); /* Force Duplex to FULL */
1194 if(adapter
->hw
.media_type
== e1000_media_type_copper
&&
1195 adapter
->hw
.phy_type
== e1000_phy_m88
) {
1196 ctrl_reg
|= E1000_CTRL_ILOS
; /* Invert Loss of Signal */
1198 /* Set the ILOS bit on the fiber Nic is half
1199 * duplex link is detected. */
1200 stat_reg
= E1000_READ_REG(&adapter
->hw
, STATUS
);
1201 if((stat_reg
& E1000_STATUS_FD
) == 0)
1202 ctrl_reg
|= (E1000_CTRL_ILOS
| E1000_CTRL_SLU
);
1205 E1000_WRITE_REG(&adapter
->hw
, CTRL
, ctrl_reg
);
1207 /* Disable the receiver on the PHY so when a cable is plugged in, the
1208 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1210 if(adapter
->hw
.phy_type
== e1000_phy_m88
)
1211 e1000_phy_disable_receiver(adapter
);
1219 e1000_set_phy_loopback(struct e1000_adapter
*adapter
)
1221 uint16_t phy_reg
= 0;
1224 switch (adapter
->hw
.mac_type
) {
1226 if(adapter
->hw
.media_type
== e1000_media_type_copper
) {
1227 /* Attempt to setup Loopback mode on Non-integrated PHY.
1228 * Some PHY registers get corrupted at random, so
1229 * attempt this 10 times.
1231 while(e1000_nonintegrated_phy_loopback(adapter
) &&
1241 case e1000_82545_rev_3
:
1243 case e1000_82546_rev_3
:
1245 case e1000_82541_rev_2
:
1247 case e1000_82547_rev_2
:
1249 return e1000_integrated_phy_loopback(adapter
);
1253 /* Default PHY loopback work is to read the MII
1254 * control register and assert bit 14 (loopback mode).
1256 e1000_read_phy_reg(&adapter
->hw
, PHY_CTRL
, &phy_reg
);
1257 phy_reg
|= MII_CR_LOOPBACK
;
1258 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, phy_reg
);
1267 e1000_setup_loopback_test(struct e1000_adapter
*adapter
)
1271 if(adapter
->hw
.media_type
== e1000_media_type_fiber
||
1272 adapter
->hw
.media_type
== e1000_media_type_internal_serdes
) {
1273 if(adapter
->hw
.mac_type
== e1000_82545
||
1274 adapter
->hw
.mac_type
== e1000_82546
||
1275 adapter
->hw
.mac_type
== e1000_82545_rev_3
||
1276 adapter
->hw
.mac_type
== e1000_82546_rev_3
)
1277 return e1000_set_phy_loopback(adapter
);
1279 rctl
= E1000_READ_REG(&adapter
->hw
, RCTL
);
1280 rctl
|= E1000_RCTL_LBM_TCVR
;
1281 E1000_WRITE_REG(&adapter
->hw
, RCTL
, rctl
);
1284 } else if(adapter
->hw
.media_type
== e1000_media_type_copper
)
1285 return e1000_set_phy_loopback(adapter
);
1291 e1000_loopback_cleanup(struct e1000_adapter
*adapter
)
1296 rctl
= E1000_READ_REG(&adapter
->hw
, RCTL
);
1297 rctl
&= ~(E1000_RCTL_LBM_TCVR
| E1000_RCTL_LBM_MAC
);
1298 E1000_WRITE_REG(&adapter
->hw
, RCTL
, rctl
);
1300 if(adapter
->hw
.media_type
== e1000_media_type_copper
||
1301 ((adapter
->hw
.media_type
== e1000_media_type_fiber
||
1302 adapter
->hw
.media_type
== e1000_media_type_internal_serdes
) &&
1303 (adapter
->hw
.mac_type
== e1000_82545
||
1304 adapter
->hw
.mac_type
== e1000_82546
||
1305 adapter
->hw
.mac_type
== e1000_82545_rev_3
||
1306 adapter
->hw
.mac_type
== e1000_82546_rev_3
))) {
1307 adapter
->hw
.autoneg
= TRUE
;
1308 e1000_read_phy_reg(&adapter
->hw
, PHY_CTRL
, &phy_reg
);
1309 if(phy_reg
& MII_CR_LOOPBACK
) {
1310 phy_reg
&= ~MII_CR_LOOPBACK
;
1311 e1000_write_phy_reg(&adapter
->hw
, PHY_CTRL
, phy_reg
);
1312 e1000_phy_reset(&adapter
->hw
);
1318 e1000_create_lbtest_frame(struct sk_buff
*skb
, unsigned int frame_size
)
1320 memset(skb
->data
, 0xFF, frame_size
);
1321 frame_size
= (frame_size
% 2) ? (frame_size
- 1) : frame_size
;
1322 memset(&skb
->data
[frame_size
/ 2], 0xAA, frame_size
/ 2 - 1);
1323 memset(&skb
->data
[frame_size
/ 2 + 10], 0xBE, 1);
1324 memset(&skb
->data
[frame_size
/ 2 + 12], 0xAF, 1);
1328 e1000_check_lbtest_frame(struct sk_buff
*skb
, unsigned int frame_size
)
1330 frame_size
= (frame_size
% 2) ? (frame_size
- 1) : frame_size
;
1331 if(*(skb
->data
+ 3) == 0xFF) {
1332 if((*(skb
->data
+ frame_size
/ 2 + 10) == 0xBE) &&
1333 (*(skb
->data
+ frame_size
/ 2 + 12) == 0xAF)) {
1341 e1000_run_loopback_test(struct e1000_adapter
*adapter
)
1343 struct e1000_desc_ring
*txdr
= &adapter
->test_tx_ring
;
1344 struct e1000_desc_ring
*rxdr
= &adapter
->test_rx_ring
;
1345 struct pci_dev
*pdev
= adapter
->pdev
;
1346 int i
, j
, k
, l
, lc
, good_cnt
, ret_val
=0;
1349 E1000_WRITE_REG(&adapter
->hw
, RDT
, rxdr
->count
- 1);
1351 /* Calculate the loop count based on the largest descriptor ring
1352 * The idea is to wrap the largest ring a number of times using 64
1353 * send/receive pairs during each loop
1356 if(rxdr
->count
<= txdr
->count
)
1357 lc
= ((txdr
->count
/ 64) * 2) + 1;
1359 lc
= ((rxdr
->count
/ 64) * 2) + 1;
1362 for(j
= 0; j
<= lc
; j
++) { /* loop count loop */
1363 for(i
= 0; i
< 64; i
++) { /* send the packets */
1364 e1000_create_lbtest_frame(txdr
->buffer_info
[i
].skb
,
1366 pci_dma_sync_single_for_device(pdev
,
1367 txdr
->buffer_info
[k
].dma
,
1368 txdr
->buffer_info
[k
].length
,
1370 if(unlikely(++k
== txdr
->count
)) k
= 0;
1372 E1000_WRITE_REG(&adapter
->hw
, TDT
, k
);
1374 time
= jiffies
; /* set the start time for the receive */
1376 do { /* receive the sent packets */
1377 pci_dma_sync_single_for_cpu(pdev
,
1378 rxdr
->buffer_info
[l
].dma
,
1379 rxdr
->buffer_info
[l
].length
,
1380 PCI_DMA_FROMDEVICE
);
1382 ret_val
= e1000_check_lbtest_frame(
1383 rxdr
->buffer_info
[l
].skb
,
1387 if(unlikely(++l
== rxdr
->count
)) l
= 0;
1388 /* time + 20 msecs (200 msecs on 2.4) is more than
1389 * enough time to complete the receives, if it's
1390 * exceeded, break and error off
1392 } while (good_cnt
< 64 && jiffies
< (time
+ 20));
1393 if(good_cnt
!= 64) {
1394 ret_val
= 13; /* ret_val is the same as mis-compare */
1397 if(jiffies
>= (time
+ 2)) {
1398 ret_val
= 14; /* error code for time out error */
1401 } /* end loop count loop */
1406 e1000_loopback_test(struct e1000_adapter
*adapter
, uint64_t *data
)
1408 if((*data
= e1000_setup_desc_rings(adapter
))) goto err_loopback
;
1409 if((*data
= e1000_setup_loopback_test(adapter
))) goto err_loopback
;
1410 *data
= e1000_run_loopback_test(adapter
);
1411 e1000_loopback_cleanup(adapter
);
1412 e1000_free_desc_rings(adapter
);
1418 e1000_link_test(struct e1000_adapter
*adapter
, uint64_t *data
)
1421 if (adapter
->hw
.media_type
== e1000_media_type_internal_serdes
) {
1423 adapter
->hw
.serdes_link_down
= TRUE
;
1425 /* On some blade server designs, link establishment
1426 * could take as long as 2-3 minutes */
1428 e1000_check_for_link(&adapter
->hw
);
1429 if (adapter
->hw
.serdes_link_down
== FALSE
)
1432 } while (i
++ < 3750);
1436 e1000_check_for_link(&adapter
->hw
);
1437 if(adapter
->hw
.autoneg
) /* if auto_neg is set wait for it */
1440 if(!(E1000_READ_REG(&adapter
->hw
, STATUS
) & E1000_STATUS_LU
)) {
1448 e1000_diag_test_count(struct net_device
*netdev
)
1450 return E1000_TEST_LEN
;
1454 e1000_diag_test(struct net_device
*netdev
,
1455 struct ethtool_test
*eth_test
, uint64_t *data
)
1457 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1458 boolean_t if_running
= netif_running(netdev
);
1460 if(eth_test
->flags
== ETH_TEST_FL_OFFLINE
) {
1463 /* save speed, duplex, autoneg settings */
1464 uint16_t autoneg_advertised
= adapter
->hw
.autoneg_advertised
;
1465 uint8_t forced_speed_duplex
= adapter
->hw
.forced_speed_duplex
;
1466 uint8_t autoneg
= adapter
->hw
.autoneg
;
1468 /* Link test performed before hardware reset so autoneg doesn't
1469 * interfere with test result */
1470 if(e1000_link_test(adapter
, &data
[4]))
1471 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1474 e1000_down(adapter
);
1476 e1000_reset(adapter
);
1478 if(e1000_reg_test(adapter
, &data
[0]))
1479 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1481 e1000_reset(adapter
);
1482 if(e1000_eeprom_test(adapter
, &data
[1]))
1483 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1485 e1000_reset(adapter
);
1486 if(e1000_intr_test(adapter
, &data
[2]))
1487 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1489 e1000_reset(adapter
);
1490 if(e1000_loopback_test(adapter
, &data
[3]))
1491 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1493 /* restore speed, duplex, autoneg settings */
1494 adapter
->hw
.autoneg_advertised
= autoneg_advertised
;
1495 adapter
->hw
.forced_speed_duplex
= forced_speed_duplex
;
1496 adapter
->hw
.autoneg
= autoneg
;
1498 e1000_reset(adapter
);
1503 if(e1000_link_test(adapter
, &data
[4]))
1504 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1506 /* Offline tests aren't run; pass by default */
1515 e1000_get_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
1517 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1518 struct e1000_hw
*hw
= &adapter
->hw
;
1520 switch(adapter
->hw
.device_id
) {
1521 case E1000_DEV_ID_82542
:
1522 case E1000_DEV_ID_82543GC_FIBER
:
1523 case E1000_DEV_ID_82543GC_COPPER
:
1524 case E1000_DEV_ID_82544EI_FIBER
:
1525 case E1000_DEV_ID_82546EB_QUAD_COPPER
:
1526 case E1000_DEV_ID_82545EM_FIBER
:
1527 case E1000_DEV_ID_82545EM_COPPER
:
1532 case E1000_DEV_ID_82546EB_FIBER
:
1533 case E1000_DEV_ID_82546GB_FIBER
:
1534 /* Wake events only supported on port A for dual fiber */
1535 if(E1000_READ_REG(hw
, STATUS
) & E1000_STATUS_FUNC_1
) {
1543 wol
->supported
= WAKE_UCAST
| WAKE_MCAST
|
1544 WAKE_BCAST
| WAKE_MAGIC
;
1547 if(adapter
->wol
& E1000_WUFC_EX
)
1548 wol
->wolopts
|= WAKE_UCAST
;
1549 if(adapter
->wol
& E1000_WUFC_MC
)
1550 wol
->wolopts
|= WAKE_MCAST
;
1551 if(adapter
->wol
& E1000_WUFC_BC
)
1552 wol
->wolopts
|= WAKE_BCAST
;
1553 if(adapter
->wol
& E1000_WUFC_MAG
)
1554 wol
->wolopts
|= WAKE_MAGIC
;
1560 e1000_set_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
1562 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1563 struct e1000_hw
*hw
= &adapter
->hw
;
1565 switch(adapter
->hw
.device_id
) {
1566 case E1000_DEV_ID_82542
:
1567 case E1000_DEV_ID_82543GC_FIBER
:
1568 case E1000_DEV_ID_82543GC_COPPER
:
1569 case E1000_DEV_ID_82544EI_FIBER
:
1570 case E1000_DEV_ID_82546EB_QUAD_COPPER
:
1571 case E1000_DEV_ID_82545EM_FIBER
:
1572 case E1000_DEV_ID_82545EM_COPPER
:
1573 return wol
->wolopts
? -EOPNOTSUPP
: 0;
1575 case E1000_DEV_ID_82546EB_FIBER
:
1576 case E1000_DEV_ID_82546GB_FIBER
:
1577 /* Wake events only supported on port A for dual fiber */
1578 if(E1000_READ_REG(hw
, STATUS
) & E1000_STATUS_FUNC_1
)
1579 return wol
->wolopts
? -EOPNOTSUPP
: 0;
1583 if(wol
->wolopts
& (WAKE_PHY
| WAKE_ARP
| WAKE_MAGICSECURE
))
1588 if(wol
->wolopts
& WAKE_UCAST
)
1589 adapter
->wol
|= E1000_WUFC_EX
;
1590 if(wol
->wolopts
& WAKE_MCAST
)
1591 adapter
->wol
|= E1000_WUFC_MC
;
1592 if(wol
->wolopts
& WAKE_BCAST
)
1593 adapter
->wol
|= E1000_WUFC_BC
;
1594 if(wol
->wolopts
& WAKE_MAGIC
)
1595 adapter
->wol
|= E1000_WUFC_MAG
;
1601 /* toggle LED 4 times per second = 2 "blinks" per second */
1602 #define E1000_ID_INTERVAL (HZ/4)
1604 /* bit defines for adapter->led_status */
1605 #define E1000_LED_ON 0
1608 e1000_led_blink_callback(unsigned long data
)
1610 struct e1000_adapter
*adapter
= (struct e1000_adapter
*) data
;
1612 if(test_and_change_bit(E1000_LED_ON
, &adapter
->led_status
))
1613 e1000_led_off(&adapter
->hw
);
1615 e1000_led_on(&adapter
->hw
);
1617 mod_timer(&adapter
->blink_timer
, jiffies
+ E1000_ID_INTERVAL
);
1621 e1000_phys_id(struct net_device
*netdev
, uint32_t data
)
1623 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1625 if(!data
|| data
> (uint32_t)(MAX_SCHEDULE_TIMEOUT
/ HZ
))
1626 data
= (uint32_t)(MAX_SCHEDULE_TIMEOUT
/ HZ
);
1628 if(adapter
->hw
.mac_type
< e1000_82573
) {
1629 if(!adapter
->blink_timer
.function
) {
1630 init_timer(&adapter
->blink_timer
);
1631 adapter
->blink_timer
.function
= e1000_led_blink_callback
;
1632 adapter
->blink_timer
.data
= (unsigned long) adapter
;
1634 e1000_setup_led(&adapter
->hw
);
1635 mod_timer(&adapter
->blink_timer
, jiffies
);
1636 msleep_interruptible(data
* 1000);
1637 del_timer_sync(&adapter
->blink_timer
);
1640 E1000_WRITE_REG(&adapter
->hw
, LEDCTL
, (E1000_LEDCTL_LED2_BLINK_RATE
|
1641 E1000_LEDCTL_LED1_BLINK
| E1000_LEDCTL_LED2_BLINK
|
1642 (E1000_LEDCTL_MODE_LED_ON
<< E1000_LEDCTL_LED2_MODE_SHIFT
) |
1643 (E1000_LEDCTL_MODE_LINK_ACTIVITY
<< E1000_LEDCTL_LED1_MODE_SHIFT
) |
1644 (E1000_LEDCTL_MODE_LED_OFF
<< E1000_LEDCTL_LED0_MODE_SHIFT
)));
1645 msleep_interruptible(data
* 1000);
1648 e1000_led_off(&adapter
->hw
);
1649 clear_bit(E1000_LED_ON
, &adapter
->led_status
);
1650 e1000_cleanup_led(&adapter
->hw
);
1656 e1000_nway_reset(struct net_device
*netdev
)
1658 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1659 if(netif_running(netdev
)) {
1660 e1000_down(adapter
);
1667 e1000_get_stats_count(struct net_device
*netdev
)
1669 return E1000_STATS_LEN
;
1673 e1000_get_ethtool_stats(struct net_device
*netdev
,
1674 struct ethtool_stats
*stats
, uint64_t *data
)
1676 struct e1000_adapter
*adapter
= netdev_priv(netdev
);
1679 e1000_update_stats(adapter
);
1680 for(i
= 0; i
< E1000_STATS_LEN
; i
++) {
1681 char *p
= (char *)adapter
+e1000_gstrings_stats
[i
].stat_offset
;
1682 data
[i
] = (e1000_gstrings_stats
[i
].sizeof_stat
==
1683 sizeof(uint64_t)) ? *(uint64_t *)p
: *(uint32_t *)p
;
1688 e1000_get_strings(struct net_device
*netdev
, uint32_t stringset
, uint8_t *data
)
1694 memcpy(data
, *e1000_gstrings_test
,
1695 E1000_TEST_LEN
*ETH_GSTRING_LEN
);
1698 for (i
=0; i
< E1000_STATS_LEN
; i
++) {
1699 memcpy(data
+ i
* ETH_GSTRING_LEN
,
1700 e1000_gstrings_stats
[i
].stat_string
,
1707 struct ethtool_ops e1000_ethtool_ops
= {
1708 .get_settings
= e1000_get_settings
,
1709 .set_settings
= e1000_set_settings
,
1710 .get_drvinfo
= e1000_get_drvinfo
,
1711 .get_regs_len
= e1000_get_regs_len
,
1712 .get_regs
= e1000_get_regs
,
1713 .get_wol
= e1000_get_wol
,
1714 .set_wol
= e1000_set_wol
,
1715 .get_msglevel
= e1000_get_msglevel
,
1716 .set_msglevel
= e1000_set_msglevel
,
1717 .nway_reset
= e1000_nway_reset
,
1718 .get_link
= ethtool_op_get_link
,
1719 .get_eeprom_len
= e1000_get_eeprom_len
,
1720 .get_eeprom
= e1000_get_eeprom
,
1721 .set_eeprom
= e1000_set_eeprom
,
1722 .get_ringparam
= e1000_get_ringparam
,
1723 .set_ringparam
= e1000_set_ringparam
,
1724 .get_pauseparam
= e1000_get_pauseparam
,
1725 .set_pauseparam
= e1000_set_pauseparam
,
1726 .get_rx_csum
= e1000_get_rx_csum
,
1727 .set_rx_csum
= e1000_set_rx_csum
,
1728 .get_tx_csum
= e1000_get_tx_csum
,
1729 .set_tx_csum
= e1000_set_tx_csum
,
1730 .get_sg
= ethtool_op_get_sg
,
1731 .set_sg
= ethtool_op_set_sg
,
1733 .get_tso
= ethtool_op_get_tso
,
1734 .set_tso
= e1000_set_tso
,
1736 .self_test_count
= e1000_diag_test_count
,
1737 .self_test
= e1000_diag_test
,
1738 .get_strings
= e1000_get_strings
,
1739 .phys_id
= e1000_phys_id
,
1740 .get_stats_count
= e1000_get_stats_count
,
1741 .get_ethtool_stats
= e1000_get_ethtool_stats
,
1744 void e1000_set_ethtool_ops(struct net_device
*netdev
)
1746 SET_ETHTOOL_OPS(netdev
, &e1000_ethtool_ops
);