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1/*******************************************************************************
2
3  Intel PRO/1000 Linux driver
4  Copyright(c) 1999 - 2006 Intel Corporation.
5
6  This program is free software; you can redistribute it and/or modify it
7  under the terms and conditions of the GNU General Public License,
8  version 2, as published by the Free Software Foundation.
9
10  This program is distributed in the hope it will be useful, but WITHOUT
11  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  more details.
14
15  You should have received a copy of the GNU General Public License along with
16  this program; if not, write to the Free Software Foundation, Inc.,
17  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19  The full GNU General Public License is included in this distribution in
20  the file called "COPYING".
21
22  Contact Information:
23  Linux NICS <linux.nics@intel.com>
24  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26
27*******************************************************************************/
28
29/* e1000_hw.h
30 * Structures, enums, and macros for the MAC
31 */
32
33#ifndef _E1000_HW_H_
34#define _E1000_HW_H_
35
36#include "e1000_osdep.h"
37
38
39/* Forward declarations of structures used by the shared code */
40struct e1000_hw;
41struct e1000_hw_stats;
42
43/* Enumerated types specific to the e1000 hardware */
44/* Media Access Controlers */
45typedef enum {
46	e1000_undefined = 0,
47	e1000_82542_rev2_0,
48	e1000_82542_rev2_1,
49	e1000_82543,
50	e1000_82544,
51	e1000_82540,
52	e1000_82545,
53	e1000_82545_rev_3,
54	e1000_82546,
55	e1000_82546_rev_3,
56	e1000_82541,
57	e1000_82541_rev_2,
58	e1000_82547,
59	e1000_82547_rev_2,
60	e1000_num_macs
61} e1000_mac_type;
62
63typedef enum {
64	e1000_eeprom_uninitialized = 0,
65	e1000_eeprom_spi,
66	e1000_eeprom_microwire,
67	e1000_eeprom_flash,
68	e1000_eeprom_none,	/* No NVM support */
69	e1000_num_eeprom_types
70} e1000_eeprom_type;
71
72/* Media Types */
73typedef enum {
74	e1000_media_type_copper = 0,
75	e1000_media_type_fiber = 1,
76	e1000_media_type_internal_serdes = 2,
77	e1000_num_media_types
78} e1000_media_type;
79
80typedef enum {
81	e1000_10_half = 0,
82	e1000_10_full = 1,
83	e1000_100_half = 2,
84	e1000_100_full = 3
85} e1000_speed_duplex_type;
86
87/* Flow Control Settings */
88typedef enum {
89	E1000_FC_NONE = 0,
90	E1000_FC_RX_PAUSE = 1,
91	E1000_FC_TX_PAUSE = 2,
92	E1000_FC_FULL = 3,
93	E1000_FC_DEFAULT = 0xFF
94} e1000_fc_type;
95
96struct e1000_shadow_ram {
97	u16 eeprom_word;
98	bool modified;
99};
100
101/* PCI bus types */
102typedef enum {
103	e1000_bus_type_unknown = 0,
104	e1000_bus_type_pci,
105	e1000_bus_type_pcix,
106	e1000_bus_type_reserved
107} e1000_bus_type;
108
109/* PCI bus speeds */
110typedef enum {
111	e1000_bus_speed_unknown = 0,
112	e1000_bus_speed_33,
113	e1000_bus_speed_66,
114	e1000_bus_speed_100,
115	e1000_bus_speed_120,
116	e1000_bus_speed_133,
117	e1000_bus_speed_reserved
118} e1000_bus_speed;
119
120/* PCI bus widths */
121typedef enum {
122	e1000_bus_width_unknown = 0,
123	e1000_bus_width_32,
124	e1000_bus_width_64,
125	e1000_bus_width_reserved
126} e1000_bus_width;
127
128/* PHY status info structure and supporting enums */
129typedef enum {
130	e1000_cable_length_50 = 0,
131	e1000_cable_length_50_80,
132	e1000_cable_length_80_110,
133	e1000_cable_length_110_140,
134	e1000_cable_length_140,
135	e1000_cable_length_undefined = 0xFF
136} e1000_cable_length;
137
138typedef enum {
139	e1000_gg_cable_length_60 = 0,
140	e1000_gg_cable_length_60_115 = 1,
141	e1000_gg_cable_length_115_150 = 2,
142	e1000_gg_cable_length_150 = 4
143} e1000_gg_cable_length;
144
145typedef enum {
146	e1000_igp_cable_length_10 = 10,
147	e1000_igp_cable_length_20 = 20,
148	e1000_igp_cable_length_30 = 30,
149	e1000_igp_cable_length_40 = 40,
150	e1000_igp_cable_length_50 = 50,
151	e1000_igp_cable_length_60 = 60,
152	e1000_igp_cable_length_70 = 70,
153	e1000_igp_cable_length_80 = 80,
154	e1000_igp_cable_length_90 = 90,
155	e1000_igp_cable_length_100 = 100,
156	e1000_igp_cable_length_110 = 110,
157	e1000_igp_cable_length_115 = 115,
158	e1000_igp_cable_length_120 = 120,
159	e1000_igp_cable_length_130 = 130,
160	e1000_igp_cable_length_140 = 140,
161	e1000_igp_cable_length_150 = 150,
162	e1000_igp_cable_length_160 = 160,
163	e1000_igp_cable_length_170 = 170,
164	e1000_igp_cable_length_180 = 180
165} e1000_igp_cable_length;
166
167typedef enum {
168	e1000_10bt_ext_dist_enable_normal = 0,
169	e1000_10bt_ext_dist_enable_lower,
170	e1000_10bt_ext_dist_enable_undefined = 0xFF
171} e1000_10bt_ext_dist_enable;
172
173typedef enum {
174	e1000_rev_polarity_normal = 0,
175	e1000_rev_polarity_reversed,
176	e1000_rev_polarity_undefined = 0xFF
177} e1000_rev_polarity;
178
179typedef enum {
180	e1000_downshift_normal = 0,
181	e1000_downshift_activated,
182	e1000_downshift_undefined = 0xFF
183} e1000_downshift;
184
185typedef enum {
186	e1000_smart_speed_default = 0,
187	e1000_smart_speed_on,
188	e1000_smart_speed_off
189} e1000_smart_speed;
190
191typedef enum {
192	e1000_polarity_reversal_enabled = 0,
193	e1000_polarity_reversal_disabled,
194	e1000_polarity_reversal_undefined = 0xFF
195} e1000_polarity_reversal;
196
197typedef enum {
198	e1000_auto_x_mode_manual_mdi = 0,
199	e1000_auto_x_mode_manual_mdix,
200	e1000_auto_x_mode_auto1,
201	e1000_auto_x_mode_auto2,
202	e1000_auto_x_mode_undefined = 0xFF
203} e1000_auto_x_mode;
204
205typedef enum {
206	e1000_1000t_rx_status_not_ok = 0,
207	e1000_1000t_rx_status_ok,
208	e1000_1000t_rx_status_undefined = 0xFF
209} e1000_1000t_rx_status;
210
211typedef enum {
212    e1000_phy_m88 = 0,
213    e1000_phy_igp,
214    e1000_phy_undefined = 0xFF
215} e1000_phy_type;
216
217typedef enum {
218	e1000_ms_hw_default = 0,
219	e1000_ms_force_master,
220	e1000_ms_force_slave,
221	e1000_ms_auto
222} e1000_ms_type;
223
224typedef enum {
225	e1000_ffe_config_enabled = 0,
226	e1000_ffe_config_active,
227	e1000_ffe_config_blocked
228} e1000_ffe_config;
229
230typedef enum {
231	e1000_dsp_config_disabled = 0,
232	e1000_dsp_config_enabled,
233	e1000_dsp_config_activated,
234	e1000_dsp_config_undefined = 0xFF
235} e1000_dsp_config;
236
237struct e1000_phy_info {
238	e1000_cable_length cable_length;
239	e1000_10bt_ext_dist_enable extended_10bt_distance;
240	e1000_rev_polarity cable_polarity;
241	e1000_downshift downshift;
242	e1000_polarity_reversal polarity_correction;
243	e1000_auto_x_mode mdix_mode;
244	e1000_1000t_rx_status local_rx;
245	e1000_1000t_rx_status remote_rx;
246};
247
248struct e1000_phy_stats {
249	u32 idle_errors;
250	u32 receive_errors;
251};
252
253struct e1000_eeprom_info {
254	e1000_eeprom_type type;
255	u16 word_size;
256	u16 opcode_bits;
257	u16 address_bits;
258	u16 delay_usec;
259	u16 page_size;
260};
261
262/* Flex ASF Information */
263#define E1000_HOST_IF_MAX_SIZE  2048
264
265typedef enum {
266	e1000_byte_align = 0,
267	e1000_word_align = 1,
268	e1000_dword_align = 2
269} e1000_align_type;
270
271/* Error Codes */
272#define E1000_SUCCESS      0
273#define E1000_ERR_EEPROM   1
274#define E1000_ERR_PHY      2
275#define E1000_ERR_CONFIG   3
276#define E1000_ERR_PARAM    4
277#define E1000_ERR_MAC_TYPE 5
278#define E1000_ERR_PHY_TYPE 6
279#define E1000_ERR_RESET   9
280#define E1000_ERR_MASTER_REQUESTS_PENDING 10
281#define E1000_ERR_HOST_INTERFACE_COMMAND 11
282#define E1000_BLK_PHY_RESET   12
283
284#define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \
285                                     (((_value) & 0xff00) >> 8))
286
287/* Function prototypes */
288/* Initialization */
289s32 e1000_reset_hw(struct e1000_hw *hw);
290s32 e1000_init_hw(struct e1000_hw *hw);
291s32 e1000_set_mac_type(struct e1000_hw *hw);
292void e1000_set_media_type(struct e1000_hw *hw);
293
294/* Link Configuration */
295s32 e1000_setup_link(struct e1000_hw *hw);
296s32 e1000_phy_setup_autoneg(struct e1000_hw *hw);
297void e1000_config_collision_dist(struct e1000_hw *hw);
298s32 e1000_check_for_link(struct e1000_hw *hw);
299s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 * speed, u16 * duplex);
300s32 e1000_force_mac_fc(struct e1000_hw *hw);
301
302/* PHY */
303s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 * phy_data);
304s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
305s32 e1000_phy_hw_reset(struct e1000_hw *hw);
306s32 e1000_phy_reset(struct e1000_hw *hw);
307s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
308s32 e1000_validate_mdi_setting(struct e1000_hw *hw);
309
310/* EEPROM Functions */
311s32 e1000_init_eeprom_params(struct e1000_hw *hw);
312
313/* MNG HOST IF functions */
314u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw);
315
316#define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
317#define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8	/* Host Interface data length */
318
319#define E1000_MNG_DHCP_COMMAND_TIMEOUT  10	/* Time in ms to process MNG command */
320#define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0	/* Cookie offset */
321#define E1000_MNG_DHCP_COOKIE_LENGTH    0x10	/* Cookie length */
322#define E1000_MNG_IAMT_MODE             0x3
323#define E1000_MNG_ICH_IAMT_MODE         0x2
324#define E1000_IAMT_SIGNATURE            0x544D4149	/* Intel(R) Active Management Technology signature */
325
326#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1	/* DHCP parsing enabled */
327#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2	/* DHCP parsing enabled */
328#define E1000_VFTA_ENTRY_SHIFT                       0x5
329#define E1000_VFTA_ENTRY_MASK                        0x7F
330#define E1000_VFTA_ENTRY_BIT_SHIFT_MASK              0x1F
331
332struct e1000_host_mng_command_header {
333	u8 command_id;
334	u8 checksum;
335	u16 reserved1;
336	u16 reserved2;
337	u16 command_length;
338};
339
340struct e1000_host_mng_command_info {
341	struct e1000_host_mng_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
342	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];	/* Command data can length 0..0x658 */
343};
344#ifdef __BIG_ENDIAN
345struct e1000_host_mng_dhcp_cookie {
346	u32 signature;
347	u16 vlan_id;
348	u8 reserved0;
349	u8 status;
350	u32 reserved1;
351	u8 checksum;
352	u8 reserved3;
353	u16 reserved2;
354};
355#else
356struct e1000_host_mng_dhcp_cookie {
357	u32 signature;
358	u8 status;
359	u8 reserved0;
360	u16 vlan_id;
361	u32 reserved1;
362	u16 reserved2;
363	u8 reserved3;
364	u8 checksum;
365};
366#endif
367
368bool e1000_check_mng_mode(struct e1000_hw *hw);
369s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
370s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw);
371s32 e1000_update_eeprom_checksum(struct e1000_hw *hw);
372s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
373s32 e1000_read_mac_addr(struct e1000_hw *hw);
374
375/* Filters (multicast, vlan, receive) */
376u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 * mc_addr);
377void e1000_mta_set(struct e1000_hw *hw, u32 hash_value);
378void e1000_rar_set(struct e1000_hw *hw, u8 * mc_addr, u32 rar_index);
379void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value);
380
381/* LED functions */
382s32 e1000_setup_led(struct e1000_hw *hw);
383s32 e1000_cleanup_led(struct e1000_hw *hw);
384s32 e1000_led_on(struct e1000_hw *hw);
385s32 e1000_led_off(struct e1000_hw *hw);
386s32 e1000_blink_led_start(struct e1000_hw *hw);
387
388/* Adaptive IFS Functions */
389
390/* Everything else */
391void e1000_reset_adaptive(struct e1000_hw *hw);
392void e1000_update_adaptive(struct e1000_hw *hw);
393void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats,
394			    u32 frame_len, u8 * mac_addr);
395void e1000_get_bus_info(struct e1000_hw *hw);
396void e1000_pci_set_mwi(struct e1000_hw *hw);
397void e1000_pci_clear_mwi(struct e1000_hw *hw);
398void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc);
399int e1000_pcix_get_mmrbc(struct e1000_hw *hw);
400/* Port I/O is only supported on 82544 and newer */
401void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value);
402
403#define E1000_READ_REG_IO(a, reg) \
404    e1000_read_reg_io((a), E1000_##reg)
405#define E1000_WRITE_REG_IO(a, reg, val) \
406    e1000_write_reg_io((a), E1000_##reg, val)
407
408/* PCI Device IDs */
409#define E1000_DEV_ID_82542               0x1000
410#define E1000_DEV_ID_82543GC_FIBER       0x1001
411#define E1000_DEV_ID_82543GC_COPPER      0x1004
412#define E1000_DEV_ID_82544EI_COPPER      0x1008
413#define E1000_DEV_ID_82544EI_FIBER       0x1009
414#define E1000_DEV_ID_82544GC_COPPER      0x100C
415#define E1000_DEV_ID_82544GC_LOM         0x100D
416#define E1000_DEV_ID_82540EM             0x100E
417#define E1000_DEV_ID_82540EM_LOM         0x1015
418#define E1000_DEV_ID_82540EP_LOM         0x1016
419#define E1000_DEV_ID_82540EP             0x1017
420#define E1000_DEV_ID_82540EP_LP          0x101E
421#define E1000_DEV_ID_82545EM_COPPER      0x100F
422#define E1000_DEV_ID_82545EM_FIBER       0x1011
423#define E1000_DEV_ID_82545GM_COPPER      0x1026
424#define E1000_DEV_ID_82545GM_FIBER       0x1027
425#define E1000_DEV_ID_82545GM_SERDES      0x1028
426#define E1000_DEV_ID_82546EB_COPPER      0x1010
427#define E1000_DEV_ID_82546EB_FIBER       0x1012
428#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
429#define E1000_DEV_ID_82541EI             0x1013
430#define E1000_DEV_ID_82541EI_MOBILE      0x1018
431#define E1000_DEV_ID_82541ER_LOM         0x1014
432#define E1000_DEV_ID_82541ER             0x1078
433#define E1000_DEV_ID_82547GI             0x1075
434#define E1000_DEV_ID_82541GI             0x1076
435#define E1000_DEV_ID_82541GI_MOBILE      0x1077
436#define E1000_DEV_ID_82541GI_LF          0x107C
437#define E1000_DEV_ID_82546GB_COPPER      0x1079
438#define E1000_DEV_ID_82546GB_FIBER       0x107A
439#define E1000_DEV_ID_82546GB_SERDES      0x107B
440#define E1000_DEV_ID_82546GB_PCIE        0x108A
441#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
442#define E1000_DEV_ID_82547EI             0x1019
443#define E1000_DEV_ID_82547EI_MOBILE      0x101A
444#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
445
446#define NODE_ADDRESS_SIZE 6
447#define ETH_LENGTH_OF_ADDRESS 6
448
449/* MAC decode size is 128K - This is the size of BAR0 */
450#define MAC_DECODE_SIZE (128 * 1024)
451
452#define E1000_82542_2_0_REV_ID 2
453#define E1000_82542_2_1_REV_ID 3
454#define E1000_REVISION_0       0
455#define E1000_REVISION_1       1
456#define E1000_REVISION_2       2
457#define E1000_REVISION_3       3
458
459#define SPEED_10    10
460#define SPEED_100   100
461#define SPEED_1000  1000
462#define HALF_DUPLEX 1
463#define FULL_DUPLEX 2
464
465/* The sizes (in bytes) of a ethernet packet */
466#define ENET_HEADER_SIZE             14
467#define MINIMUM_ETHERNET_FRAME_SIZE  64	/* With FCS */
468#define ETHERNET_FCS_SIZE            4
469#define MINIMUM_ETHERNET_PACKET_SIZE \
470    (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
471#define CRC_LENGTH                   ETHERNET_FCS_SIZE
472#define MAX_JUMBO_FRAME_SIZE         0x3F00
473
474/* 802.1q VLAN Packet Sizes */
475#define VLAN_TAG_SIZE  4	/* 802.3ac tag (not DMAed) */
476
477/* Ethertype field values */
478#define ETHERNET_IEEE_VLAN_TYPE 0x8100	/* 802.3ac packet */
479#define ETHERNET_IP_TYPE        0x0800	/* IP packets */
480#define ETHERNET_ARP_TYPE       0x0806	/* Address Resolution Protocol (ARP) */
481
482/* Packet Header defines */
483#define IP_PROTOCOL_TCP    6
484#define IP_PROTOCOL_UDP    0x11
485
486/* This defines the bits that are set in the Interrupt Mask
487 * Set/Read Register.  Each bit is documented below:
488 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
489 *   o RXSEQ  = Receive Sequence Error
490 */
491#define POLL_IMS_ENABLE_MASK ( \
492    E1000_IMS_RXDMT0 |         \
493    E1000_IMS_RXSEQ)
494
495/* This defines the bits that are set in the Interrupt Mask
496 * Set/Read Register.  Each bit is documented below:
497 *   o RXT0   = Receiver Timer Interrupt (ring 0)
498 *   o TXDW   = Transmit Descriptor Written Back
499 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
500 *   o RXSEQ  = Receive Sequence Error
501 *   o LSC    = Link Status Change
502 */
503#define IMS_ENABLE_MASK ( \
504    E1000_IMS_RXT0   |    \
505    E1000_IMS_TXDW   |    \
506    E1000_IMS_RXDMT0 |    \
507    E1000_IMS_RXSEQ  |    \
508    E1000_IMS_LSC)
509
510/* Number of high/low register pairs in the RAR. The RAR (Receive Address
511 * Registers) holds the directed and multicast addresses that we monitor. We
512 * reserve one of these spots for our directed address, allowing us room for
513 * E1000_RAR_ENTRIES - 1 multicast addresses.
514 */
515#define E1000_RAR_ENTRIES 15
516
517#define MIN_NUMBER_OF_DESCRIPTORS  8
518#define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8
519
520/* Receive Descriptor */
521struct e1000_rx_desc {
522	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
523	__le16 length;		/* Length of data DMAed into data buffer */
524	__le16 csum;		/* Packet checksum */
525	u8 status;		/* Descriptor status */
526	u8 errors;		/* Descriptor Errors */
527	__le16 special;
528};
529
530/* Receive Descriptor - Extended */
531union e1000_rx_desc_extended {
532	struct {
533		__le64 buffer_addr;
534		__le64 reserved;
535	} read;
536	struct {
537		struct {
538			__le32 mrq;	/* Multiple Rx Queues */
539			union {
540				__le32 rss;	/* RSS Hash */
541				struct {
542					__le16 ip_id;	/* IP id */
543					__le16 csum;	/* Packet Checksum */
544				} csum_ip;
545			} hi_dword;
546		} lower;
547		struct {
548			__le32 status_error;	/* ext status/error */
549			__le16 length;
550			__le16 vlan;	/* VLAN tag */
551		} upper;
552	} wb;			/* writeback */
553};
554
555#define MAX_PS_BUFFERS 4
556/* Receive Descriptor - Packet Split */
557union e1000_rx_desc_packet_split {
558	struct {
559		/* one buffer for protocol header(s), three data buffers */
560		__le64 buffer_addr[MAX_PS_BUFFERS];
561	} read;
562	struct {
563		struct {
564			__le32 mrq;	/* Multiple Rx Queues */
565			union {
566				__le32 rss;	/* RSS Hash */
567				struct {
568					__le16 ip_id;	/* IP id */
569					__le16 csum;	/* Packet Checksum */
570				} csum_ip;
571			} hi_dword;
572		} lower;
573		struct {
574			__le32 status_error;	/* ext status/error */
575			__le16 length0;	/* length of buffer 0 */
576			__le16 vlan;	/* VLAN tag */
577		} middle;
578		struct {
579			__le16 header_status;
580			__le16 length[3];	/* length of buffers 1-3 */
581		} upper;
582		__le64 reserved;
583	} wb;			/* writeback */
584};
585
586/* Receive Descriptor bit definitions */
587#define E1000_RXD_STAT_DD       0x01	/* Descriptor Done */
588#define E1000_RXD_STAT_EOP      0x02	/* End of Packet */
589#define E1000_RXD_STAT_IXSM     0x04	/* Ignore checksum */
590#define E1000_RXD_STAT_VP       0x08	/* IEEE VLAN Packet */
591#define E1000_RXD_STAT_UDPCS    0x10	/* UDP xsum calculated */
592#define E1000_RXD_STAT_TCPCS    0x20	/* TCP xsum calculated */
593#define E1000_RXD_STAT_IPCS     0x40	/* IP xsum calculated */
594#define E1000_RXD_STAT_PIF      0x80	/* passed in-exact filter */
595#define E1000_RXD_STAT_IPIDV    0x200	/* IP identification valid */
596#define E1000_RXD_STAT_UDPV     0x400	/* Valid UDP checksum */
597#define E1000_RXD_STAT_ACK      0x8000	/* ACK Packet indication */
598#define E1000_RXD_ERR_CE        0x01	/* CRC Error */
599#define E1000_RXD_ERR_SE        0x02	/* Symbol Error */
600#define E1000_RXD_ERR_SEQ       0x04	/* Sequence Error */
601#define E1000_RXD_ERR_CXE       0x10	/* Carrier Extension Error */
602#define E1000_RXD_ERR_TCPE      0x20	/* TCP/UDP Checksum Error */
603#define E1000_RXD_ERR_IPE       0x40	/* IP Checksum Error */
604#define E1000_RXD_ERR_RXE       0x80	/* Rx Data Error */
605#define E1000_RXD_SPC_VLAN_MASK 0x0FFF	/* VLAN ID is in lower 12 bits */
606#define E1000_RXD_SPC_PRI_MASK  0xE000	/* Priority is in upper 3 bits */
607#define E1000_RXD_SPC_PRI_SHIFT 13
608#define E1000_RXD_SPC_CFI_MASK  0x1000	/* CFI is bit 12 */
609#define E1000_RXD_SPC_CFI_SHIFT 12
610
611#define E1000_RXDEXT_STATERR_CE    0x01000000
612#define E1000_RXDEXT_STATERR_SE    0x02000000
613#define E1000_RXDEXT_STATERR_SEQ   0x04000000
614#define E1000_RXDEXT_STATERR_CXE   0x10000000
615#define E1000_RXDEXT_STATERR_TCPE  0x20000000
616#define E1000_RXDEXT_STATERR_IPE   0x40000000
617#define E1000_RXDEXT_STATERR_RXE   0x80000000
618
619#define E1000_RXDPS_HDRSTAT_HDRSP        0x00008000
620#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK  0x000003FF
621
622/* mask to determine if packets should be dropped due to frame errors */
623#define E1000_RXD_ERR_FRAME_ERR_MASK ( \
624    E1000_RXD_ERR_CE  |                \
625    E1000_RXD_ERR_SE  |                \
626    E1000_RXD_ERR_SEQ |                \
627    E1000_RXD_ERR_CXE |                \
628    E1000_RXD_ERR_RXE)
629
630/* Same mask, but for extended and packet split descriptors */
631#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
632    E1000_RXDEXT_STATERR_CE  |            \
633    E1000_RXDEXT_STATERR_SE  |            \
634    E1000_RXDEXT_STATERR_SEQ |            \
635    E1000_RXDEXT_STATERR_CXE |            \
636    E1000_RXDEXT_STATERR_RXE)
637
638/* Transmit Descriptor */
639struct e1000_tx_desc {
640	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
641	union {
642		__le32 data;
643		struct {
644			__le16 length;	/* Data buffer length */
645			u8 cso;	/* Checksum offset */
646			u8 cmd;	/* Descriptor control */
647		} flags;
648	} lower;
649	union {
650		__le32 data;
651		struct {
652			u8 status;	/* Descriptor status */
653			u8 css;	/* Checksum start */
654			__le16 special;
655		} fields;
656	} upper;
657};
658
659/* Transmit Descriptor bit definitions */
660#define E1000_TXD_DTYP_D     0x00100000	/* Data Descriptor */
661#define E1000_TXD_DTYP_C     0x00000000	/* Context Descriptor */
662#define E1000_TXD_POPTS_IXSM 0x01	/* Insert IP checksum */
663#define E1000_TXD_POPTS_TXSM 0x02	/* Insert TCP/UDP checksum */
664#define E1000_TXD_CMD_EOP    0x01000000	/* End of Packet */
665#define E1000_TXD_CMD_IFCS   0x02000000	/* Insert FCS (Ethernet CRC) */
666#define E1000_TXD_CMD_IC     0x04000000	/* Insert Checksum */
667#define E1000_TXD_CMD_RS     0x08000000	/* Report Status */
668#define E1000_TXD_CMD_RPS    0x10000000	/* Report Packet Sent */
669#define E1000_TXD_CMD_DEXT   0x20000000	/* Descriptor extension (0 = legacy) */
670#define E1000_TXD_CMD_VLE    0x40000000	/* Add VLAN tag */
671#define E1000_TXD_CMD_IDE    0x80000000	/* Enable Tidv register */
672#define E1000_TXD_STAT_DD    0x00000001	/* Descriptor Done */
673#define E1000_TXD_STAT_EC    0x00000002	/* Excess Collisions */
674#define E1000_TXD_STAT_LC    0x00000004	/* Late Collisions */
675#define E1000_TXD_STAT_TU    0x00000008	/* Transmit underrun */
676#define E1000_TXD_CMD_TCP    0x01000000	/* TCP packet */
677#define E1000_TXD_CMD_IP     0x02000000	/* IP packet */
678#define E1000_TXD_CMD_TSE    0x04000000	/* TCP Seg enable */
679#define E1000_TXD_STAT_TC    0x00000004	/* Tx Underrun */
680
681/* Offload Context Descriptor */
682struct e1000_context_desc {
683	union {
684		__le32 ip_config;
685		struct {
686			u8 ipcss;	/* IP checksum start */
687			u8 ipcso;	/* IP checksum offset */
688			__le16 ipcse;	/* IP checksum end */
689		} ip_fields;
690	} lower_setup;
691	union {
692		__le32 tcp_config;
693		struct {
694			u8 tucss;	/* TCP checksum start */
695			u8 tucso;	/* TCP checksum offset */
696			__le16 tucse;	/* TCP checksum end */
697		} tcp_fields;
698	} upper_setup;
699	__le32 cmd_and_length;	/* */
700	union {
701		__le32 data;
702		struct {
703			u8 status;	/* Descriptor status */
704			u8 hdr_len;	/* Header length */
705			__le16 mss;	/* Maximum segment size */
706		} fields;
707	} tcp_seg_setup;
708};
709
710/* Offload data descriptor */
711struct e1000_data_desc {
712	__le64 buffer_addr;	/* Address of the descriptor's buffer address */
713	union {
714		__le32 data;
715		struct {
716			__le16 length;	/* Data buffer length */
717			u8 typ_len_ext;	/* */
718			u8 cmd;	/* */
719		} flags;
720	} lower;
721	union {
722		__le32 data;
723		struct {
724			u8 status;	/* Descriptor status */
725			u8 popts;	/* Packet Options */
726			__le16 special;	/* */
727		} fields;
728	} upper;
729};
730
731/* Filters */
732#define E1000_NUM_UNICAST          16	/* Unicast filter entries */
733#define E1000_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
734#define E1000_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
735
736/* Receive Address Register */
737struct e1000_rar {
738	volatile __le32 low;	/* receive address low */
739	volatile __le32 high;	/* receive address high */
740};
741
742/* Number of entries in the Multicast Table Array (MTA). */
743#define E1000_NUM_MTA_REGISTERS 128
744
745/* IPv4 Address Table Entry */
746struct e1000_ipv4_at_entry {
747	volatile u32 ipv4_addr;	/* IP Address (RW) */
748	volatile u32 reserved;
749};
750
751/* Four wakeup IP addresses are supported */
752#define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
753#define E1000_IP4AT_SIZE                  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
754#define E1000_IP6AT_SIZE                  1
755
756/* IPv6 Address Table Entry */
757struct e1000_ipv6_at_entry {
758	volatile u8 ipv6_addr[16];
759};
760
761/* Flexible Filter Length Table Entry */
762struct e1000_fflt_entry {
763	volatile u32 length;	/* Flexible Filter Length (RW) */
764	volatile u32 reserved;
765};
766
767/* Flexible Filter Mask Table Entry */
768struct e1000_ffmt_entry {
769	volatile u32 mask;	/* Flexible Filter Mask (RW) */
770	volatile u32 reserved;
771};
772
773/* Flexible Filter Value Table Entry */
774struct e1000_ffvt_entry {
775	volatile u32 value;	/* Flexible Filter Value (RW) */
776	volatile u32 reserved;
777};
778
779/* Four Flexible Filters are supported */
780#define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
781
782/* Each Flexible Filter is at most 128 (0x80) bytes in length */
783#define E1000_FLEXIBLE_FILTER_SIZE_MAX  128
784
785#define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
786#define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
787#define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
788
789#define E1000_DISABLE_SERDES_LOOPBACK   0x0400
790
791/* Register Set. (82543, 82544)
792 *
793 * Registers are defined to be 32 bits and  should be accessed as 32 bit values.
794 * These registers are physically located on the NIC, but are mapped into the
795 * host memory address space.
796 *
797 * RW - register is both readable and writable
798 * RO - register is read only
799 * WO - register is write only
800 * R/clr - register is read only and is cleared when read
801 * A - register array
802 */
803#define E1000_CTRL     0x00000	/* Device Control - RW */
804#define E1000_CTRL_DUP 0x00004	/* Device Control Duplicate (Shadow) - RW */
805#define E1000_STATUS   0x00008	/* Device Status - RO */
806#define E1000_EECD     0x00010	/* EEPROM/Flash Control - RW */
807#define E1000_EERD     0x00014	/* EEPROM Read - RW */
808#define E1000_CTRL_EXT 0x00018	/* Extended Device Control - RW */
809#define E1000_FLA      0x0001C	/* Flash Access - RW */
810#define E1000_MDIC     0x00020	/* MDI Control - RW */
811#define E1000_SCTL     0x00024	/* SerDes Control - RW */
812#define E1000_FEXTNVM  0x00028	/* Future Extended NVM register */
813#define E1000_FCAL     0x00028	/* Flow Control Address Low - RW */
814#define E1000_FCAH     0x0002C	/* Flow Control Address High -RW */
815#define E1000_FCT      0x00030	/* Flow Control Type - RW */
816#define E1000_VET      0x00038	/* VLAN Ether Type - RW */
817#define E1000_ICR      0x000C0	/* Interrupt Cause Read - R/clr */
818#define E1000_ITR      0x000C4	/* Interrupt Throttling Rate - RW */
819#define E1000_ICS      0x000C8	/* Interrupt Cause Set - WO */
820#define E1000_IMS      0x000D0	/* Interrupt Mask Set - RW */
821#define E1000_IMC      0x000D8	/* Interrupt Mask Clear - WO */
822#define E1000_IAM      0x000E0	/* Interrupt Acknowledge Auto Mask */
823#define E1000_RCTL     0x00100	/* RX Control - RW */
824#define E1000_RDTR1    0x02820	/* RX Delay Timer (1) - RW */
825#define E1000_RDBAL1   0x02900	/* RX Descriptor Base Address Low (1) - RW */
826#define E1000_RDBAH1   0x02904	/* RX Descriptor Base Address High (1) - RW */
827#define E1000_RDLEN1   0x02908	/* RX Descriptor Length (1) - RW */
828#define E1000_RDH1     0x02910	/* RX Descriptor Head (1) - RW */
829#define E1000_RDT1     0x02918	/* RX Descriptor Tail (1) - RW */
830#define E1000_FCTTV    0x00170	/* Flow Control Transmit Timer Value - RW */
831#define E1000_TXCW     0x00178	/* TX Configuration Word - RW */
832#define E1000_RXCW     0x00180	/* RX Configuration Word - RO */
833#define E1000_TCTL     0x00400	/* TX Control - RW */
834#define E1000_TCTL_EXT 0x00404	/* Extended TX Control - RW */
835#define E1000_TIPG     0x00410	/* TX Inter-packet gap -RW */
836#define E1000_TBT      0x00448	/* TX Burst Timer - RW */
837#define E1000_AIT      0x00458	/* Adaptive Interframe Spacing Throttle - RW */
838#define E1000_LEDCTL   0x00E00	/* LED Control - RW */
839#define E1000_EXTCNF_CTRL  0x00F00	/* Extended Configuration Control */
840#define E1000_EXTCNF_SIZE  0x00F08	/* Extended Configuration Size */
841#define E1000_PHY_CTRL     0x00F10	/* PHY Control Register in CSR */
842#define FEXTNVM_SW_CONFIG  0x0001
843#define E1000_PBA      0x01000	/* Packet Buffer Allocation - RW */
844#define E1000_PBS      0x01008	/* Packet Buffer Size */
845#define E1000_EEMNGCTL 0x01010	/* MNG EEprom Control */
846#define E1000_FLASH_UPDATES 1000
847#define E1000_EEARBC   0x01024	/* EEPROM Auto Read Bus Control */
848#define E1000_FLASHT   0x01028	/* FLASH Timer Register */
849#define E1000_EEWR     0x0102C	/* EEPROM Write Register - RW */
850#define E1000_FLSWCTL  0x01030	/* FLASH control register */
851#define E1000_FLSWDATA 0x01034	/* FLASH data register */
852#define E1000_FLSWCNT  0x01038	/* FLASH Access Counter */
853#define E1000_FLOP     0x0103C	/* FLASH Opcode Register */
854#define E1000_ERT      0x02008	/* Early Rx Threshold - RW */
855#define E1000_FCRTL    0x02160	/* Flow Control Receive Threshold Low - RW */
856#define E1000_FCRTH    0x02168	/* Flow Control Receive Threshold High - RW */
857#define E1000_PSRCTL   0x02170	/* Packet Split Receive Control - RW */
858#define E1000_RDBAL    0x02800	/* RX Descriptor Base Address Low - RW */
859#define E1000_RDBAH    0x02804	/* RX Descriptor Base Address High - RW */
860#define E1000_RDLEN    0x02808	/* RX Descriptor Length - RW */
861#define E1000_RDH      0x02810	/* RX Descriptor Head - RW */
862#define E1000_RDT      0x02818	/* RX Descriptor Tail - RW */
863#define E1000_RDTR     0x02820	/* RX Delay Timer - RW */
864#define E1000_RDBAL0   E1000_RDBAL	/* RX Desc Base Address Low (0) - RW */
865#define E1000_RDBAH0   E1000_RDBAH	/* RX Desc Base Address High (0) - RW */
866#define E1000_RDLEN0   E1000_RDLEN	/* RX Desc Length (0) - RW */
867#define E1000_RDH0     E1000_RDH	/* RX Desc Head (0) - RW */
868#define E1000_RDT0     E1000_RDT	/* RX Desc Tail (0) - RW */
869#define E1000_RDTR0    E1000_RDTR	/* RX Delay Timer (0) - RW */
870#define E1000_RXDCTL   0x02828	/* RX Descriptor Control queue 0 - RW */
871#define E1000_RXDCTL1  0x02928	/* RX Descriptor Control queue 1 - RW */
872#define E1000_RADV     0x0282C	/* RX Interrupt Absolute Delay Timer - RW */
873#define E1000_RSRPD    0x02C00	/* RX Small Packet Detect - RW */
874#define E1000_RAID     0x02C08	/* Receive Ack Interrupt Delay - RW */
875#define E1000_TXDMAC   0x03000	/* TX DMA Control - RW */
876#define E1000_KABGTXD  0x03004	/* AFE Band Gap Transmit Ref Data */
877#define E1000_TDFH     0x03410	/* TX Data FIFO Head - RW */
878#define E1000_TDFT     0x03418	/* TX Data FIFO Tail - RW */
879#define E1000_TDFHS    0x03420	/* TX Data FIFO Head Saved - RW */
880#define E1000_TDFTS    0x03428	/* TX Data FIFO Tail Saved - RW */
881#define E1000_TDFPC    0x03430	/* TX Data FIFO Packet Count - RW */
882#define E1000_TDBAL    0x03800	/* TX Descriptor Base Address Low - RW */
883#define E1000_TDBAH    0x03804	/* TX Descriptor Base Address High - RW */
884#define E1000_TDLEN    0x03808	/* TX Descriptor Length - RW */
885#define E1000_TDH      0x03810	/* TX Descriptor Head - RW */
886#define E1000_TDT      0x03818	/* TX Descripotr Tail - RW */
887#define E1000_TIDV     0x03820	/* TX Interrupt Delay Value - RW */
888#define E1000_TXDCTL   0x03828	/* TX Descriptor Control - RW */
889#define E1000_TADV     0x0382C	/* TX Interrupt Absolute Delay Val - RW */
890#define E1000_TSPMT    0x03830	/* TCP Segmentation PAD & Min Threshold - RW */
891#define E1000_TARC0    0x03840	/* TX Arbitration Count (0) */
892#define E1000_TDBAL1   0x03900	/* TX Desc Base Address Low (1) - RW */
893#define E1000_TDBAH1   0x03904	/* TX Desc Base Address High (1) - RW */
894#define E1000_TDLEN1   0x03908	/* TX Desc Length (1) - RW */
895#define E1000_TDH1     0x03910	/* TX Desc Head (1) - RW */
896#define E1000_TDT1     0x03918	/* TX Desc Tail (1) - RW */
897#define E1000_TXDCTL1  0x03928	/* TX Descriptor Control (1) - RW */
898#define E1000_TARC1    0x03940	/* TX Arbitration Count (1) */
899#define E1000_CRCERRS  0x04000	/* CRC Error Count - R/clr */
900#define E1000_ALGNERRC 0x04004	/* Alignment Error Count - R/clr */
901#define E1000_SYMERRS  0x04008	/* Symbol Error Count - R/clr */
902#define E1000_RXERRC   0x0400C	/* Receive Error Count - R/clr */
903#define E1000_MPC      0x04010	/* Missed Packet Count - R/clr */
904#define E1000_SCC      0x04014	/* Single Collision Count - R/clr */
905#define E1000_ECOL     0x04018	/* Excessive Collision Count - R/clr */
906#define E1000_MCC      0x0401C	/* Multiple Collision Count - R/clr */
907#define E1000_LATECOL  0x04020	/* Late Collision Count - R/clr */
908#define E1000_COLC     0x04028	/* Collision Count - R/clr */
909#define E1000_DC       0x04030	/* Defer Count - R/clr */
910#define E1000_TNCRS    0x04034	/* TX-No CRS - R/clr */
911#define E1000_SEC      0x04038	/* Sequence Error Count - R/clr */
912#define E1000_CEXTERR  0x0403C	/* Carrier Extension Error Count - R/clr */
913#define E1000_RLEC     0x04040	/* Receive Length Error Count - R/clr */
914#define E1000_XONRXC   0x04048	/* XON RX Count - R/clr */
915#define E1000_XONTXC   0x0404C	/* XON TX Count - R/clr */
916#define E1000_XOFFRXC  0x04050	/* XOFF RX Count - R/clr */
917#define E1000_XOFFTXC  0x04054	/* XOFF TX Count - R/clr */
918#define E1000_FCRUC    0x04058	/* Flow Control RX Unsupported Count- R/clr */
919#define E1000_PRC64    0x0405C	/* Packets RX (64 bytes) - R/clr */
920#define E1000_PRC127   0x04060	/* Packets RX (65-127 bytes) - R/clr */
921#define E1000_PRC255   0x04064	/* Packets RX (128-255 bytes) - R/clr */
922#define E1000_PRC511   0x04068	/* Packets RX (255-511 bytes) - R/clr */
923#define E1000_PRC1023  0x0406C	/* Packets RX (512-1023 bytes) - R/clr */
924#define E1000_PRC1522  0x04070	/* Packets RX (1024-1522 bytes) - R/clr */
925#define E1000_GPRC     0x04074	/* Good Packets RX Count - R/clr */
926#define E1000_BPRC     0x04078	/* Broadcast Packets RX Count - R/clr */
927#define E1000_MPRC     0x0407C	/* Multicast Packets RX Count - R/clr */
928#define E1000_GPTC     0x04080	/* Good Packets TX Count - R/clr */
929#define E1000_GORCL    0x04088	/* Good Octets RX Count Low - R/clr */
930#define E1000_GORCH    0x0408C	/* Good Octets RX Count High - R/clr */
931#define E1000_GOTCL    0x04090	/* Good Octets TX Count Low - R/clr */
932#define E1000_GOTCH    0x04094	/* Good Octets TX Count High - R/clr */
933#define E1000_RNBC     0x040A0	/* RX No Buffers Count - R/clr */
934#define E1000_RUC      0x040A4	/* RX Undersize Count - R/clr */
935#define E1000_RFC      0x040A8	/* RX Fragment Count - R/clr */
936#define E1000_ROC      0x040AC	/* RX Oversize Count - R/clr */
937#define E1000_RJC      0x040B0	/* RX Jabber Count - R/clr */
938#define E1000_MGTPRC   0x040B4	/* Management Packets RX Count - R/clr */
939#define E1000_MGTPDC   0x040B8	/* Management Packets Dropped Count - R/clr */
940#define E1000_MGTPTC   0x040BC	/* Management Packets TX Count - R/clr */
941#define E1000_TORL     0x040C0	/* Total Octets RX Low - R/clr */
942#define E1000_TORH     0x040C4	/* Total Octets RX High - R/clr */
943#define E1000_TOTL     0x040C8	/* Total Octets TX Low - R/clr */
944#define E1000_TOTH     0x040CC	/* Total Octets TX High - R/clr */
945#define E1000_TPR      0x040D0	/* Total Packets RX - R/clr */
946#define E1000_TPT      0x040D4	/* Total Packets TX - R/clr */
947#define E1000_PTC64    0x040D8	/* Packets TX (64 bytes) - R/clr */
948#define E1000_PTC127   0x040DC	/* Packets TX (65-127 bytes) - R/clr */
949#define E1000_PTC255   0x040E0	/* Packets TX (128-255 bytes) - R/clr */
950#define E1000_PTC511   0x040E4	/* Packets TX (256-511 bytes) - R/clr */
951#define E1000_PTC1023  0x040E8	/* Packets TX (512-1023 bytes) - R/clr */
952#define E1000_PTC1522  0x040EC	/* Packets TX (1024-1522 Bytes) - R/clr */
953#define E1000_MPTC     0x040F0	/* Multicast Packets TX Count - R/clr */
954#define E1000_BPTC     0x040F4	/* Broadcast Packets TX Count - R/clr */
955#define E1000_TSCTC    0x040F8	/* TCP Segmentation Context TX - R/clr */
956#define E1000_TSCTFC   0x040FC	/* TCP Segmentation Context TX Fail - R/clr */
957#define E1000_IAC      0x04100	/* Interrupt Assertion Count */
958#define E1000_ICRXPTC  0x04104	/* Interrupt Cause Rx Packet Timer Expire Count */
959#define E1000_ICRXATC  0x04108	/* Interrupt Cause Rx Absolute Timer Expire Count */
960#define E1000_ICTXPTC  0x0410C	/* Interrupt Cause Tx Packet Timer Expire Count */
961#define E1000_ICTXATC  0x04110	/* Interrupt Cause Tx Absolute Timer Expire Count */
962#define E1000_ICTXQEC  0x04118	/* Interrupt Cause Tx Queue Empty Count */
963#define E1000_ICTXQMTC 0x0411C	/* Interrupt Cause Tx Queue Minimum Threshold Count */
964#define E1000_ICRXDMTC 0x04120	/* Interrupt Cause Rx Descriptor Minimum Threshold Count */
965#define E1000_ICRXOC   0x04124	/* Interrupt Cause Receiver Overrun Count */
966#define E1000_RXCSUM   0x05000	/* RX Checksum Control - RW */
967#define E1000_RFCTL    0x05008	/* Receive Filter Control */
968#define E1000_MTA      0x05200	/* Multicast Table Array - RW Array */
969#define E1000_RA       0x05400	/* Receive Address - RW Array */
970#define E1000_VFTA     0x05600	/* VLAN Filter Table Array - RW Array */
971#define E1000_WUC      0x05800	/* Wakeup Control - RW */
972#define E1000_WUFC     0x05808	/* Wakeup Filter Control - RW */
973#define E1000_WUS      0x05810	/* Wakeup Status - RO */
974#define E1000_MANC     0x05820	/* Management Control - RW */
975#define E1000_IPAV     0x05838	/* IP Address Valid - RW */
976#define E1000_IP4AT    0x05840	/* IPv4 Address Table - RW Array */
977#define E1000_IP6AT    0x05880	/* IPv6 Address Table - RW Array */
978#define E1000_WUPL     0x05900	/* Wakeup Packet Length - RW */
979#define E1000_WUPM     0x05A00	/* Wakeup Packet Memory - RO A */
980#define E1000_FFLT     0x05F00	/* Flexible Filter Length Table - RW Array */
981#define E1000_HOST_IF  0x08800	/* Host Interface */
982#define E1000_FFMT     0x09000	/* Flexible Filter Mask Table - RW Array */
983#define E1000_FFVT     0x09800	/* Flexible Filter Value Table - RW Array */
984
985#define E1000_KUMCTRLSTA 0x00034	/* MAC-PHY interface - RW */
986#define E1000_MDPHYA     0x0003C	/* PHY address - RW */
987#define E1000_MANC2H     0x05860	/* Managment Control To Host - RW */
988#define E1000_SW_FW_SYNC 0x05B5C	/* Software-Firmware Synchronization - RW */
989
990#define E1000_GCR       0x05B00	/* PCI-Ex Control */
991#define E1000_GSCL_1    0x05B10	/* PCI-Ex Statistic Control #1 */
992#define E1000_GSCL_2    0x05B14	/* PCI-Ex Statistic Control #2 */
993#define E1000_GSCL_3    0x05B18	/* PCI-Ex Statistic Control #3 */
994#define E1000_GSCL_4    0x05B1C	/* PCI-Ex Statistic Control #4 */
995#define E1000_FACTPS    0x05B30	/* Function Active and Power State to MNG */
996#define E1000_SWSM      0x05B50	/* SW Semaphore */
997#define E1000_FWSM      0x05B54	/* FW Semaphore */
998#define E1000_FFLT_DBG  0x05F04	/* Debug Register */
999#define E1000_HICR      0x08F00	/* Host Interface Control */
1000
1001/* RSS registers */
1002#define E1000_CPUVEC    0x02C10	/* CPU Vector Register - RW */
1003#define E1000_MRQC      0x05818	/* Multiple Receive Control - RW */
1004#define E1000_RETA      0x05C00	/* Redirection Table - RW Array */
1005#define E1000_RSSRK     0x05C80	/* RSS Random Key - RW Array */
1006#define E1000_RSSIM     0x05864	/* RSS Interrupt Mask */
1007#define E1000_RSSIR     0x05868	/* RSS Interrupt Request */
1008/* Register Set (82542)
1009 *
1010 * Some of the 82542 registers are located at different offsets than they are
1011 * in more current versions of the 8254x. Despite the difference in location,
1012 * the registers function in the same manner.
1013 */
1014#define E1000_82542_CTRL     E1000_CTRL
1015#define E1000_82542_CTRL_DUP E1000_CTRL_DUP
1016#define E1000_82542_STATUS   E1000_STATUS
1017#define E1000_82542_EECD     E1000_EECD
1018#define E1000_82542_EERD     E1000_EERD
1019#define E1000_82542_CTRL_EXT E1000_CTRL_EXT
1020#define E1000_82542_FLA      E1000_FLA
1021#define E1000_82542_MDIC     E1000_MDIC
1022#define E1000_82542_SCTL     E1000_SCTL
1023#define E1000_82542_FEXTNVM  E1000_FEXTNVM
1024#define E1000_82542_FCAL     E1000_FCAL
1025#define E1000_82542_FCAH     E1000_FCAH
1026#define E1000_82542_FCT      E1000_FCT
1027#define E1000_82542_VET      E1000_VET
1028#define E1000_82542_RA       0x00040
1029#define E1000_82542_ICR      E1000_ICR
1030#define E1000_82542_ITR      E1000_ITR
1031#define E1000_82542_ICS      E1000_ICS
1032#define E1000_82542_IMS      E1000_IMS
1033#define E1000_82542_IMC      E1000_IMC
1034#define E1000_82542_RCTL     E1000_RCTL
1035#define E1000_82542_RDTR     0x00108
1036#define E1000_82542_RDBAL    0x00110
1037#define E1000_82542_RDBAH    0x00114
1038#define E1000_82542_RDLEN    0x00118
1039#define E1000_82542_RDH      0x00120
1040#define E1000_82542_RDT      0x00128
1041#define E1000_82542_RDTR0    E1000_82542_RDTR
1042#define E1000_82542_RDBAL0   E1000_82542_RDBAL
1043#define E1000_82542_RDBAH0   E1000_82542_RDBAH
1044#define E1000_82542_RDLEN0   E1000_82542_RDLEN
1045#define E1000_82542_RDH0     E1000_82542_RDH
1046#define E1000_82542_RDT0     E1000_82542_RDT
1047#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8))	/* Split and Replication
1048							 * RX Control - RW */
1049#define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8))
1050#define E1000_82542_RDBAH3   0x02B04	/* RX Desc Base High Queue 3 - RW */
1051#define E1000_82542_RDBAL3   0x02B00	/* RX Desc Low Queue 3 - RW */
1052#define E1000_82542_RDLEN3   0x02B08	/* RX Desc Length Queue 3 - RW */
1053#define E1000_82542_RDH3     0x02B10	/* RX Desc Head Queue 3 - RW */
1054#define E1000_82542_RDT3     0x02B18	/* RX Desc Tail Queue 3 - RW */
1055#define E1000_82542_RDBAL2   0x02A00	/* RX Desc Base Low Queue 2 - RW */
1056#define E1000_82542_RDBAH2   0x02A04	/* RX Desc Base High Queue 2 - RW */
1057#define E1000_82542_RDLEN2   0x02A08	/* RX Desc Length Queue 2 - RW */
1058#define E1000_82542_RDH2     0x02A10	/* RX Desc Head Queue 2 - RW */
1059#define E1000_82542_RDT2     0x02A18	/* RX Desc Tail Queue 2 - RW */
1060#define E1000_82542_RDTR1    0x00130
1061#define E1000_82542_RDBAL1   0x00138
1062#define E1000_82542_RDBAH1   0x0013C
1063#define E1000_82542_RDLEN1   0x00140
1064#define E1000_82542_RDH1     0x00148
1065#define E1000_82542_RDT1     0x00150
1066#define E1000_82542_FCRTH    0x00160
1067#define E1000_82542_FCRTL    0x00168
1068#define E1000_82542_FCTTV    E1000_FCTTV
1069#define E1000_82542_TXCW     E1000_TXCW
1070#define E1000_82542_RXCW     E1000_RXCW
1071#define E1000_82542_MTA      0x00200
1072#define E1000_82542_TCTL     E1000_TCTL
1073#define E1000_82542_TCTL_EXT E1000_TCTL_EXT
1074#define E1000_82542_TIPG     E1000_TIPG
1075#define E1000_82542_TDBAL    0x00420
1076#define E1000_82542_TDBAH    0x00424
1077#define E1000_82542_TDLEN    0x00428
1078#define E1000_82542_TDH      0x00430
1079#define E1000_82542_TDT      0x00438
1080#define E1000_82542_TIDV     0x00440
1081#define E1000_82542_TBT      E1000_TBT
1082#define E1000_82542_AIT      E1000_AIT
1083#define E1000_82542_VFTA     0x00600
1084#define E1000_82542_LEDCTL   E1000_LEDCTL
1085#define E1000_82542_PBA      E1000_PBA
1086#define E1000_82542_PBS      E1000_PBS
1087#define E1000_82542_EEMNGCTL E1000_EEMNGCTL
1088#define E1000_82542_EEARBC   E1000_EEARBC
1089#define E1000_82542_FLASHT   E1000_FLASHT
1090#define E1000_82542_EEWR     E1000_EEWR
1091#define E1000_82542_FLSWCTL  E1000_FLSWCTL
1092#define E1000_82542_FLSWDATA E1000_FLSWDATA
1093#define E1000_82542_FLSWCNT  E1000_FLSWCNT
1094#define E1000_82542_FLOP     E1000_FLOP
1095#define E1000_82542_EXTCNF_CTRL  E1000_EXTCNF_CTRL
1096#define E1000_82542_EXTCNF_SIZE  E1000_EXTCNF_SIZE
1097#define E1000_82542_PHY_CTRL E1000_PHY_CTRL
1098#define E1000_82542_ERT      E1000_ERT
1099#define E1000_82542_RXDCTL   E1000_RXDCTL
1100#define E1000_82542_RXDCTL1  E1000_RXDCTL1
1101#define E1000_82542_RADV     E1000_RADV
1102#define E1000_82542_RSRPD    E1000_RSRPD
1103#define E1000_82542_TXDMAC   E1000_TXDMAC
1104#define E1000_82542_KABGTXD  E1000_KABGTXD
1105#define E1000_82542_TDFHS    E1000_TDFHS
1106#define E1000_82542_TDFTS    E1000_TDFTS
1107#define E1000_82542_TDFPC    E1000_TDFPC
1108#define E1000_82542_TXDCTL   E1000_TXDCTL
1109#define E1000_82542_TADV     E1000_TADV
1110#define E1000_82542_TSPMT    E1000_TSPMT
1111#define E1000_82542_CRCERRS  E1000_CRCERRS
1112#define E1000_82542_ALGNERRC E1000_ALGNERRC
1113#define E1000_82542_SYMERRS  E1000_SYMERRS
1114#define E1000_82542_RXERRC   E1000_RXERRC
1115#define E1000_82542_MPC      E1000_MPC
1116#define E1000_82542_SCC      E1000_SCC
1117#define E1000_82542_ECOL     E1000_ECOL
1118#define E1000_82542_MCC      E1000_MCC
1119#define E1000_82542_LATECOL  E1000_LATECOL
1120#define E1000_82542_COLC     E1000_COLC
1121#define E1000_82542_DC       E1000_DC
1122#define E1000_82542_TNCRS    E1000_TNCRS
1123#define E1000_82542_SEC      E1000_SEC
1124#define E1000_82542_CEXTERR  E1000_CEXTERR
1125#define E1000_82542_RLEC     E1000_RLEC
1126#define E1000_82542_XONRXC   E1000_XONRXC
1127#define E1000_82542_XONTXC   E1000_XONTXC
1128#define E1000_82542_XOFFRXC  E1000_XOFFRXC
1129#define E1000_82542_XOFFTXC  E1000_XOFFTXC
1130#define E1000_82542_FCRUC    E1000_FCRUC
1131#define E1000_82542_PRC64    E1000_PRC64
1132#define E1000_82542_PRC127   E1000_PRC127
1133#define E1000_82542_PRC255   E1000_PRC255
1134#define E1000_82542_PRC511   E1000_PRC511
1135#define E1000_82542_PRC1023  E1000_PRC1023
1136#define E1000_82542_PRC1522  E1000_PRC1522
1137#define E1000_82542_GPRC     E1000_GPRC
1138#define E1000_82542_BPRC     E1000_BPRC
1139#define E1000_82542_MPRC     E1000_MPRC
1140#define E1000_82542_GPTC     E1000_GPTC
1141#define E1000_82542_GORCL    E1000_GORCL
1142#define E1000_82542_GORCH    E1000_GORCH
1143#define E1000_82542_GOTCL    E1000_GOTCL
1144#define E1000_82542_GOTCH    E1000_GOTCH
1145#define E1000_82542_RNBC     E1000_RNBC
1146#define E1000_82542_RUC      E1000_RUC
1147#define E1000_82542_RFC      E1000_RFC
1148#define E1000_82542_ROC      E1000_ROC
1149#define E1000_82542_RJC      E1000_RJC
1150#define E1000_82542_MGTPRC   E1000_MGTPRC
1151#define E1000_82542_MGTPDC   E1000_MGTPDC
1152#define E1000_82542_MGTPTC   E1000_MGTPTC
1153#define E1000_82542_TORL     E1000_TORL
1154#define E1000_82542_TORH     E1000_TORH
1155#define E1000_82542_TOTL     E1000_TOTL
1156#define E1000_82542_TOTH     E1000_TOTH
1157#define E1000_82542_TPR      E1000_TPR
1158#define E1000_82542_TPT      E1000_TPT
1159#define E1000_82542_PTC64    E1000_PTC64
1160#define E1000_82542_PTC127   E1000_PTC127
1161#define E1000_82542_PTC255   E1000_PTC255
1162#define E1000_82542_PTC511   E1000_PTC511
1163#define E1000_82542_PTC1023  E1000_PTC1023
1164#define E1000_82542_PTC1522  E1000_PTC1522
1165#define E1000_82542_MPTC     E1000_MPTC
1166#define E1000_82542_BPTC     E1000_BPTC
1167#define E1000_82542_TSCTC    E1000_TSCTC
1168#define E1000_82542_TSCTFC   E1000_TSCTFC
1169#define E1000_82542_RXCSUM   E1000_RXCSUM
1170#define E1000_82542_WUC      E1000_WUC
1171#define E1000_82542_WUFC     E1000_WUFC
1172#define E1000_82542_WUS      E1000_WUS
1173#define E1000_82542_MANC     E1000_MANC
1174#define E1000_82542_IPAV     E1000_IPAV
1175#define E1000_82542_IP4AT    E1000_IP4AT
1176#define E1000_82542_IP6AT    E1000_IP6AT
1177#define E1000_82542_WUPL     E1000_WUPL
1178#define E1000_82542_WUPM     E1000_WUPM
1179#define E1000_82542_FFLT     E1000_FFLT
1180#define E1000_82542_TDFH     0x08010
1181#define E1000_82542_TDFT     0x08018
1182#define E1000_82542_FFMT     E1000_FFMT
1183#define E1000_82542_FFVT     E1000_FFVT
1184#define E1000_82542_HOST_IF  E1000_HOST_IF
1185#define E1000_82542_IAM         E1000_IAM
1186#define E1000_82542_EEMNGCTL    E1000_EEMNGCTL
1187#define E1000_82542_PSRCTL      E1000_PSRCTL
1188#define E1000_82542_RAID        E1000_RAID
1189#define E1000_82542_TARC0       E1000_TARC0
1190#define E1000_82542_TDBAL1      E1000_TDBAL1
1191#define E1000_82542_TDBAH1      E1000_TDBAH1
1192#define E1000_82542_TDLEN1      E1000_TDLEN1
1193#define E1000_82542_TDH1        E1000_TDH1
1194#define E1000_82542_TDT1        E1000_TDT1
1195#define E1000_82542_TXDCTL1     E1000_TXDCTL1
1196#define E1000_82542_TARC1       E1000_TARC1
1197#define E1000_82542_RFCTL       E1000_RFCTL
1198#define E1000_82542_GCR         E1000_GCR
1199#define E1000_82542_GSCL_1      E1000_GSCL_1
1200#define E1000_82542_GSCL_2      E1000_GSCL_2
1201#define E1000_82542_GSCL_3      E1000_GSCL_3
1202#define E1000_82542_GSCL_4      E1000_GSCL_4
1203#define E1000_82542_FACTPS      E1000_FACTPS
1204#define E1000_82542_SWSM        E1000_SWSM
1205#define E1000_82542_FWSM        E1000_FWSM
1206#define E1000_82542_FFLT_DBG    E1000_FFLT_DBG
1207#define E1000_82542_IAC         E1000_IAC
1208#define E1000_82542_ICRXPTC     E1000_ICRXPTC
1209#define E1000_82542_ICRXATC     E1000_ICRXATC
1210#define E1000_82542_ICTXPTC     E1000_ICTXPTC
1211#define E1000_82542_ICTXATC     E1000_ICTXATC
1212#define E1000_82542_ICTXQEC     E1000_ICTXQEC
1213#define E1000_82542_ICTXQMTC    E1000_ICTXQMTC
1214#define E1000_82542_ICRXDMTC    E1000_ICRXDMTC
1215#define E1000_82542_ICRXOC      E1000_ICRXOC
1216#define E1000_82542_HICR        E1000_HICR
1217
1218#define E1000_82542_CPUVEC      E1000_CPUVEC
1219#define E1000_82542_MRQC        E1000_MRQC
1220#define E1000_82542_RETA        E1000_RETA
1221#define E1000_82542_RSSRK       E1000_RSSRK
1222#define E1000_82542_RSSIM       E1000_RSSIM
1223#define E1000_82542_RSSIR       E1000_RSSIR
1224#define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA
1225#define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC
1226
1227/* Statistics counters collected by the MAC */
1228struct e1000_hw_stats {
1229	u64 crcerrs;
1230	u64 algnerrc;
1231	u64 symerrs;
1232	u64 rxerrc;
1233	u64 txerrc;
1234	u64 mpc;
1235	u64 scc;
1236	u64 ecol;
1237	u64 mcc;
1238	u64 latecol;
1239	u64 colc;
1240	u64 dc;
1241	u64 tncrs;
1242	u64 sec;
1243	u64 cexterr;
1244	u64 rlec;
1245	u64 xonrxc;
1246	u64 xontxc;
1247	u64 xoffrxc;
1248	u64 xofftxc;
1249	u64 fcruc;
1250	u64 prc64;
1251	u64 prc127;
1252	u64 prc255;
1253	u64 prc511;
1254	u64 prc1023;
1255	u64 prc1522;
1256	u64 gprc;
1257	u64 bprc;
1258	u64 mprc;
1259	u64 gptc;
1260	u64 gorcl;
1261	u64 gorch;
1262	u64 gotcl;
1263	u64 gotch;
1264	u64 rnbc;
1265	u64 ruc;
1266	u64 rfc;
1267	u64 roc;
1268	u64 rlerrc;
1269	u64 rjc;
1270	u64 mgprc;
1271	u64 mgpdc;
1272	u64 mgptc;
1273	u64 torl;
1274	u64 torh;
1275	u64 totl;
1276	u64 toth;
1277	u64 tpr;
1278	u64 tpt;
1279	u64 ptc64;
1280	u64 ptc127;
1281	u64 ptc255;
1282	u64 ptc511;
1283	u64 ptc1023;
1284	u64 ptc1522;
1285	u64 mptc;
1286	u64 bptc;
1287	u64 tsctc;
1288	u64 tsctfc;
1289	u64 iac;
1290	u64 icrxptc;
1291	u64 icrxatc;
1292	u64 ictxptc;
1293	u64 ictxatc;
1294	u64 ictxqec;
1295	u64 ictxqmtc;
1296	u64 icrxdmtc;
1297	u64 icrxoc;
1298};
1299
1300/* Structure containing variables used by the shared code (e1000_hw.c) */
1301struct e1000_hw {
1302	u8 __iomem *hw_addr;
1303	u8 __iomem *flash_address;
1304	e1000_mac_type mac_type;
1305	e1000_phy_type phy_type;
1306	u32 phy_init_script;
1307	e1000_media_type media_type;
1308	void *back;
1309	struct e1000_shadow_ram *eeprom_shadow_ram;
1310	u32 flash_bank_size;
1311	u32 flash_base_addr;
1312	e1000_fc_type fc;
1313	e1000_bus_speed bus_speed;
1314	e1000_bus_width bus_width;
1315	e1000_bus_type bus_type;
1316	struct e1000_eeprom_info eeprom;
1317	e1000_ms_type master_slave;
1318	e1000_ms_type original_master_slave;
1319	e1000_ffe_config ffe_config_state;
1320	u32 asf_firmware_present;
1321	u32 eeprom_semaphore_present;
1322	unsigned long io_base;
1323	u32 phy_id;
1324	u32 phy_revision;
1325	u32 phy_addr;
1326	u32 original_fc;
1327	u32 txcw;
1328	u32 autoneg_failed;
1329	u32 max_frame_size;
1330	u32 min_frame_size;
1331	u32 mc_filter_type;
1332	u32 num_mc_addrs;
1333	u32 collision_delta;
1334	u32 tx_packet_delta;
1335	u32 ledctl_default;
1336	u32 ledctl_mode1;
1337	u32 ledctl_mode2;
1338	bool tx_pkt_filtering;
1339	struct e1000_host_mng_dhcp_cookie mng_cookie;
1340	u16 phy_spd_default;
1341	u16 autoneg_advertised;
1342	u16 pci_cmd_word;
1343	u16 fc_high_water;
1344	u16 fc_low_water;
1345	u16 fc_pause_time;
1346	u16 current_ifs_val;
1347	u16 ifs_min_val;
1348	u16 ifs_max_val;
1349	u16 ifs_step_size;
1350	u16 ifs_ratio;
1351	u16 device_id;
1352	u16 vendor_id;
1353	u16 subsystem_id;
1354	u16 subsystem_vendor_id;
1355	u8 revision_id;
1356	u8 autoneg;
1357	u8 mdix;
1358	u8 forced_speed_duplex;
1359	u8 wait_autoneg_complete;
1360	u8 dma_fairness;
1361	u8 mac_addr[NODE_ADDRESS_SIZE];
1362	u8 perm_mac_addr[NODE_ADDRESS_SIZE];
1363	bool disable_polarity_correction;
1364	bool speed_downgraded;
1365	e1000_smart_speed smart_speed;
1366	e1000_dsp_config dsp_config_state;
1367	bool get_link_status;
1368	bool serdes_has_link;
1369	bool tbi_compatibility_en;
1370	bool tbi_compatibility_on;
1371	bool laa_is_present;
1372	bool phy_reset_disable;
1373	bool initialize_hw_bits_disable;
1374	bool fc_send_xon;
1375	bool fc_strict_ieee;
1376	bool report_tx_early;
1377	bool adaptive_ifs;
1378	bool ifs_params_forced;
1379	bool in_ifs_mode;
1380	bool mng_reg_access_disabled;
1381	bool leave_av_bit_off;
1382	bool bad_tx_carr_stats_fd;
1383	bool has_smbus;
1384};
1385
1386#define E1000_EEPROM_SWDPIN0   0x0001	/* SWDPIN 0 EEPROM Value */
1387#define E1000_EEPROM_LED_LOGIC 0x0020	/* Led Logic Word */
1388#define E1000_EEPROM_RW_REG_DATA   16	/* Offset to data in EEPROM read/write registers */
1389#define E1000_EEPROM_RW_REG_DONE   2	/* Offset to READ/WRITE done bit */
1390#define E1000_EEPROM_RW_REG_START  1	/* First bit for telling part to start operation */
1391#define E1000_EEPROM_RW_ADDR_SHIFT 2	/* Shift to the address bits */
1392#define E1000_EEPROM_POLL_WRITE    1	/* Flag for polling for write complete */
1393#define E1000_EEPROM_POLL_READ     0	/* Flag for polling for read complete */
1394/* Register Bit Masks */
1395/* Device Control */
1396#define E1000_CTRL_FD       0x00000001	/* Full duplex.0=half; 1=full */
1397#define E1000_CTRL_BEM      0x00000002	/* Endian Mode.0=little,1=big */
1398#define E1000_CTRL_PRIOR    0x00000004	/* Priority on PCI. 0=rx,1=fair */
1399#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004	/*Blocks new Master requests */
1400#define E1000_CTRL_LRST     0x00000008	/* Link reset. 0=normal,1=reset */
1401#define E1000_CTRL_TME      0x00000010	/* Test mode. 0=normal,1=test */
1402#define E1000_CTRL_SLE      0x00000020	/* Serial Link on 0=dis,1=en */
1403#define E1000_CTRL_ASDE     0x00000020	/* Auto-speed detect enable */
1404#define E1000_CTRL_SLU      0x00000040	/* Set link up (Force Link) */
1405#define E1000_CTRL_ILOS     0x00000080	/* Invert Loss-Of Signal */
1406#define E1000_CTRL_SPD_SEL  0x00000300	/* Speed Select Mask */
1407#define E1000_CTRL_SPD_10   0x00000000	/* Force 10Mb */
1408#define E1000_CTRL_SPD_100  0x00000100	/* Force 100Mb */
1409#define E1000_CTRL_SPD_1000 0x00000200	/* Force 1Gb */
1410#define E1000_CTRL_BEM32    0x00000400	/* Big Endian 32 mode */
1411#define E1000_CTRL_FRCSPD   0x00000800	/* Force Speed */
1412#define E1000_CTRL_FRCDPX   0x00001000	/* Force Duplex */
1413#define E1000_CTRL_D_UD_EN  0x00002000	/* Dock/Undock enable */
1414#define E1000_CTRL_D_UD_POLARITY 0x00004000	/* Defined polarity of Dock/Undock indication in SDP[0] */
1415#define E1000_CTRL_FORCE_PHY_RESET 0x00008000	/* Reset both PHY ports, through PHYRST_N pin */
1416#define E1000_CTRL_EXT_LINK_EN 0x00010000	/* enable link status from external LINK_0 and LINK_1 pins */
1417#define E1000_CTRL_SWDPIN0  0x00040000	/* SWDPIN 0 value */
1418#define E1000_CTRL_SWDPIN1  0x00080000	/* SWDPIN 1 value */
1419#define E1000_CTRL_SWDPIN2  0x00100000	/* SWDPIN 2 value */
1420#define E1000_CTRL_SWDPIN3  0x00200000	/* SWDPIN 3 value */
1421#define E1000_CTRL_SWDPIO0  0x00400000	/* SWDPIN 0 Input or output */
1422#define E1000_CTRL_SWDPIO1  0x00800000	/* SWDPIN 1 input or output */
1423#define E1000_CTRL_SWDPIO2  0x01000000	/* SWDPIN 2 input or output */
1424#define E1000_CTRL_SWDPIO3  0x02000000	/* SWDPIN 3 input or output */
1425#define E1000_CTRL_RST      0x04000000	/* Global reset */
1426#define E1000_CTRL_RFCE     0x08000000	/* Receive Flow Control enable */
1427#define E1000_CTRL_TFCE     0x10000000	/* Transmit flow control enable */
1428#define E1000_CTRL_RTE      0x20000000	/* Routing tag enable */
1429#define E1000_CTRL_VME      0x40000000	/* IEEE VLAN mode enable */
1430#define E1000_CTRL_PHY_RST  0x80000000	/* PHY Reset */
1431#define E1000_CTRL_SW2FW_INT 0x02000000	/* Initiate an interrupt to manageability engine */
1432
1433/* Device Status */
1434#define E1000_STATUS_FD         0x00000001	/* Full duplex.0=half,1=full */
1435#define E1000_STATUS_LU         0x00000002	/* Link up.0=no,1=link */
1436#define E1000_STATUS_FUNC_MASK  0x0000000C	/* PCI Function Mask */
1437#define E1000_STATUS_FUNC_SHIFT 2
1438#define E1000_STATUS_FUNC_0     0x00000000	/* Function 0 */
1439#define E1000_STATUS_FUNC_1     0x00000004	/* Function 1 */
1440#define E1000_STATUS_TXOFF      0x00000010	/* transmission paused */
1441#define E1000_STATUS_TBIMODE    0x00000020	/* TBI mode */
1442#define E1000_STATUS_SPEED_MASK 0x000000C0
1443#define E1000_STATUS_SPEED_10   0x00000000	/* Speed 10Mb/s */
1444#define E1000_STATUS_SPEED_100  0x00000040	/* Speed 100Mb/s */
1445#define E1000_STATUS_SPEED_1000 0x00000080	/* Speed 1000Mb/s */
1446#define E1000_STATUS_LAN_INIT_DONE 0x00000200	/* Lan Init Completion
1447						   by EEPROM/Flash */
1448#define E1000_STATUS_ASDV       0x00000300	/* Auto speed detect value */
1449#define E1000_STATUS_DOCK_CI    0x00000800	/* Change in Dock/Undock state. Clear on write '0'. */
1450#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000	/* Status of Master requests. */
1451#define E1000_STATUS_MTXCKOK    0x00000400	/* MTX clock running OK */
1452#define E1000_STATUS_PCI66      0x00000800	/* In 66Mhz slot */
1453#define E1000_STATUS_BUS64      0x00001000	/* In 64 bit slot */
1454#define E1000_STATUS_PCIX_MODE  0x00002000	/* PCI-X mode */
1455#define E1000_STATUS_PCIX_SPEED 0x0000C000	/* PCI-X bus speed */
1456#define E1000_STATUS_BMC_SKU_0  0x00100000	/* BMC USB redirect disabled */
1457#define E1000_STATUS_BMC_SKU_1  0x00200000	/* BMC SRAM disabled */
1458#define E1000_STATUS_BMC_SKU_2  0x00400000	/* BMC SDRAM disabled */
1459#define E1000_STATUS_BMC_CRYPTO 0x00800000	/* BMC crypto disabled */
1460#define E1000_STATUS_BMC_LITE   0x01000000	/* BMC external code execution disabled */
1461#define E1000_STATUS_RGMII_ENABLE 0x02000000	/* RGMII disabled */
1462#define E1000_STATUS_FUSE_8       0x04000000
1463#define E1000_STATUS_FUSE_9       0x08000000
1464#define E1000_STATUS_SERDES0_DIS  0x10000000	/* SERDES disabled on port 0 */
1465#define E1000_STATUS_SERDES1_DIS  0x20000000	/* SERDES disabled on port 1 */
1466
1467/* Constants used to interpret the masked PCI-X bus speed. */
1468#define E1000_STATUS_PCIX_SPEED_66  0x00000000	/* PCI-X bus speed  50-66 MHz */
1469#define E1000_STATUS_PCIX_SPEED_100 0x00004000	/* PCI-X bus speed  66-100 MHz */
1470#define E1000_STATUS_PCIX_SPEED_133 0x00008000	/* PCI-X bus speed 100-133 MHz */
1471
1472/* EEPROM/Flash Control */
1473#define E1000_EECD_SK        0x00000001	/* EEPROM Clock */
1474#define E1000_EECD_CS        0x00000002	/* EEPROM Chip Select */
1475#define E1000_EECD_DI        0x00000004	/* EEPROM Data In */
1476#define E1000_EECD_DO        0x00000008	/* EEPROM Data Out */
1477#define E1000_EECD_FWE_MASK  0x00000030
1478#define E1000_EECD_FWE_DIS   0x00000010	/* Disable FLASH writes */
1479#define E1000_EECD_FWE_EN    0x00000020	/* Enable FLASH writes */
1480#define E1000_EECD_FWE_SHIFT 4
1481#define E1000_EECD_REQ       0x00000040	/* EEPROM Access Request */
1482#define E1000_EECD_GNT       0x00000080	/* EEPROM Access Grant */
1483#define E1000_EECD_PRES      0x00000100	/* EEPROM Present */
1484#define E1000_EECD_SIZE      0x00000200	/* EEPROM Size (0=64 word 1=256 word) */
1485#define E1000_EECD_ADDR_BITS 0x00000400	/* EEPROM Addressing bits based on type
1486					 * (0-small, 1-large) */
1487#define E1000_EECD_TYPE      0x00002000	/* EEPROM Type (1-SPI, 0-Microwire) */
1488#ifndef E1000_EEPROM_GRANT_ATTEMPTS
1489#define E1000_EEPROM_GRANT_ATTEMPTS 1000	/* EEPROM # attempts to gain grant */
1490#endif
1491#define E1000_EECD_AUTO_RD          0x00000200	/* EEPROM Auto Read done */
1492#define E1000_EECD_SIZE_EX_MASK     0x00007800	/* EEprom Size */
1493#define E1000_EECD_SIZE_EX_SHIFT    11
1494#define E1000_EECD_NVADDS    0x00018000	/* NVM Address Size */
1495#define E1000_EECD_SELSHAD   0x00020000	/* Select Shadow RAM */
1496#define E1000_EECD_INITSRAM  0x00040000	/* Initialize Shadow RAM */
1497#define E1000_EECD_FLUPD     0x00080000	/* Update FLASH */
1498#define E1000_EECD_AUPDEN    0x00100000	/* Enable Autonomous FLASH update */
1499#define E1000_EECD_SHADV     0x00200000	/* Shadow RAM Data Valid */
1500#define E1000_EECD_SEC1VAL   0x00400000	/* Sector One Valid */
1501#define E1000_EECD_SECVAL_SHIFT      22
1502#define E1000_STM_OPCODE     0xDB00
1503#define E1000_HICR_FW_RESET  0xC0
1504
1505#define E1000_SHADOW_RAM_WORDS     2048
1506#define E1000_ICH_NVM_SIG_WORD     0x13
1507#define E1000_ICH_NVM_SIG_MASK     0xC0
1508
1509/* EEPROM Read */
1510#define E1000_EERD_START      0x00000001	/* Start Read */
1511#define E1000_EERD_DONE       0x00000010	/* Read Done */
1512#define E1000_EERD_ADDR_SHIFT 8
1513#define E1000_EERD_ADDR_MASK  0x0000FF00	/* Read Address */
1514#define E1000_EERD_DATA_SHIFT 16
1515#define E1000_EERD_DATA_MASK  0xFFFF0000	/* Read Data */
1516
1517/* SPI EEPROM Status Register */
1518#define EEPROM_STATUS_RDY_SPI  0x01
1519#define EEPROM_STATUS_WEN_SPI  0x02
1520#define EEPROM_STATUS_BP0_SPI  0x04
1521#define EEPROM_STATUS_BP1_SPI  0x08
1522#define EEPROM_STATUS_WPEN_SPI 0x80
1523
1524/* Extended Device Control */
1525#define E1000_CTRL_EXT_GPI0_EN   0x00000001	/* Maps SDP4 to GPI0 */
1526#define E1000_CTRL_EXT_GPI1_EN   0x00000002	/* Maps SDP5 to GPI1 */
1527#define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
1528#define E1000_CTRL_EXT_GPI2_EN   0x00000004	/* Maps SDP6 to GPI2 */
1529#define E1000_CTRL_EXT_GPI3_EN   0x00000008	/* Maps SDP7 to GPI3 */
1530#define E1000_CTRL_EXT_SDP4_DATA 0x00000010	/* Value of SW Defineable Pin 4 */
1531#define E1000_CTRL_EXT_SDP5_DATA 0x00000020	/* Value of SW Defineable Pin 5 */
1532#define E1000_CTRL_EXT_PHY_INT   E1000_CTRL_EXT_SDP5_DATA
1533#define E1000_CTRL_EXT_SDP6_DATA 0x00000040	/* Value of SW Defineable Pin 6 */
1534#define E1000_CTRL_EXT_SDP7_DATA 0x00000080	/* Value of SW Defineable Pin 7 */
1535#define E1000_CTRL_EXT_SDP4_DIR  0x00000100	/* Direction of SDP4 0=in 1=out */
1536#define E1000_CTRL_EXT_SDP5_DIR  0x00000200	/* Direction of SDP5 0=in 1=out */
1537#define E1000_CTRL_EXT_SDP6_DIR  0x00000400	/* Direction of SDP6 0=in 1=out */
1538#define E1000_CTRL_EXT_SDP7_DIR  0x00000800	/* Direction of SDP7 0=in 1=out */
1539#define E1000_CTRL_EXT_ASDCHK    0x00001000	/* Initiate an ASD sequence */
1540#define E1000_CTRL_EXT_EE_RST    0x00002000	/* Reinitialize from EEPROM */
1541#define E1000_CTRL_EXT_IPS       0x00004000	/* Invert Power State */
1542#define E1000_CTRL_EXT_SPD_BYPS  0x00008000	/* Speed Select Bypass */
1543#define E1000_CTRL_EXT_RO_DIS    0x00020000	/* Relaxed Ordering disable */
1544#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
1545#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
1546#define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
1547#define E1000_CTRL_EXT_LINK_MODE_KMRN 0x00000000
1548#define E1000_CTRL_EXT_LINK_MODE_SERDES  0x00C00000
1549#define E1000_CTRL_EXT_LINK_MODE_SGMII   0x00800000
1550#define E1000_CTRL_EXT_WR_WMARK_MASK  0x03000000
1551#define E1000_CTRL_EXT_WR_WMARK_256   0x00000000
1552#define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
1553#define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
1554#define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
1555#define E1000_CTRL_EXT_DRV_LOAD       0x10000000	/* Driver loaded bit for FW */
1556#define E1000_CTRL_EXT_IAME           0x08000000	/* Interrupt acknowledge Auto-mask */
1557#define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000	/* Clear Interrupt timers after IMS clear */
1558#define E1000_CRTL_EXT_PB_PAREN       0x01000000	/* packet buffer parity error detection enabled */
1559#define E1000_CTRL_EXT_DF_PAREN       0x02000000	/* descriptor FIFO parity error detection enable */
1560#define E1000_CTRL_EXT_GHOST_PAREN    0x40000000
1561
1562/* MDI Control */
1563#define E1000_MDIC_DATA_MASK 0x0000FFFF
1564#define E1000_MDIC_REG_MASK  0x001F0000
1565#define E1000_MDIC_REG_SHIFT 16
1566#define E1000_MDIC_PHY_MASK  0x03E00000
1567#define E1000_MDIC_PHY_SHIFT 21
1568#define E1000_MDIC_OP_WRITE  0x04000000
1569#define E1000_MDIC_OP_READ   0x08000000
1570#define E1000_MDIC_READY     0x10000000
1571#define E1000_MDIC_INT_EN    0x20000000
1572#define E1000_MDIC_ERROR     0x40000000
1573
1574#define E1000_KUMCTRLSTA_MASK           0x0000FFFF
1575#define E1000_KUMCTRLSTA_OFFSET         0x001F0000
1576#define E1000_KUMCTRLSTA_OFFSET_SHIFT   16
1577#define E1000_KUMCTRLSTA_REN            0x00200000
1578
1579#define E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL      0x00000000
1580#define E1000_KUMCTRLSTA_OFFSET_CTRL           0x00000001
1581#define E1000_KUMCTRLSTA_OFFSET_INB_CTRL       0x00000002
1582#define E1000_KUMCTRLSTA_OFFSET_DIAG           0x00000003
1583#define E1000_KUMCTRLSTA_OFFSET_TIMEOUTS       0x00000004
1584#define E1000_KUMCTRLSTA_OFFSET_INB_PARAM      0x00000009
1585#define E1000_KUMCTRLSTA_OFFSET_HD_CTRL        0x00000010
1586#define E1000_KUMCTRLSTA_OFFSET_M2P_SERDES     0x0000001E
1587#define E1000_KUMCTRLSTA_OFFSET_M2P_MODES      0x0000001F
1588
1589/* FIFO Control */
1590#define E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS   0x00000008
1591#define E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS   0x00000800
1592
1593/* In-Band Control */
1594#define E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT    0x00000500
1595#define E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING  0x00000010
1596
1597/* Half-Duplex Control */
1598#define E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004
1599#define E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT  0x00000000
1600
1601#define E1000_KUMCTRLSTA_OFFSET_K0S_CTRL       0x0000001E
1602
1603#define E1000_KUMCTRLSTA_DIAG_FELPBK           0x2000
1604#define E1000_KUMCTRLSTA_DIAG_NELPBK           0x1000
1605
1606#define E1000_KUMCTRLSTA_K0S_100_EN            0x2000
1607#define E1000_KUMCTRLSTA_K0S_GBE_EN            0x1000
1608#define E1000_KUMCTRLSTA_K0S_ENTRY_LATENCY_MASK   0x0003
1609
1610#define E1000_KABGTXD_BGSQLBIAS                0x00050000
1611
1612#define E1000_PHY_CTRL_SPD_EN                  0x00000001
1613#define E1000_PHY_CTRL_D0A_LPLU                0x00000002
1614#define E1000_PHY_CTRL_NOND0A_LPLU             0x00000004
1615#define E1000_PHY_CTRL_NOND0A_GBE_DISABLE      0x00000008
1616#define E1000_PHY_CTRL_GBE_DISABLE             0x00000040
1617#define E1000_PHY_CTRL_B2B_EN                  0x00000080
1618
1619/* LED Control */
1620#define E1000_LEDCTL_LED0_MODE_MASK       0x0000000F
1621#define E1000_LEDCTL_LED0_MODE_SHIFT      0
1622#define E1000_LEDCTL_LED0_BLINK_RATE      0x0000020
1623#define E1000_LEDCTL_LED0_IVRT            0x00000040
1624#define E1000_LEDCTL_LED0_BLINK           0x00000080
1625#define E1000_LEDCTL_LED1_MODE_MASK       0x00000F00
1626#define E1000_LEDCTL_LED1_MODE_SHIFT      8
1627#define E1000_LEDCTL_LED1_BLINK_RATE      0x0002000
1628#define E1000_LEDCTL_LED1_IVRT            0x00004000
1629#define E1000_LEDCTL_LED1_BLINK           0x00008000
1630#define E1000_LEDCTL_LED2_MODE_MASK       0x000F0000
1631#define E1000_LEDCTL_LED2_MODE_SHIFT      16
1632#define E1000_LEDCTL_LED2_BLINK_RATE      0x00200000
1633#define E1000_LEDCTL_LED2_IVRT            0x00400000
1634#define E1000_LEDCTL_LED2_BLINK           0x00800000
1635#define E1000_LEDCTL_LED3_MODE_MASK       0x0F000000
1636#define E1000_LEDCTL_LED3_MODE_SHIFT      24
1637#define E1000_LEDCTL_LED3_BLINK_RATE      0x20000000
1638#define E1000_LEDCTL_LED3_IVRT            0x40000000
1639#define E1000_LEDCTL_LED3_BLINK           0x80000000
1640
1641#define E1000_LEDCTL_MODE_LINK_10_1000  0x0
1642#define E1000_LEDCTL_MODE_LINK_100_1000 0x1
1643#define E1000_LEDCTL_MODE_LINK_UP       0x2
1644#define E1000_LEDCTL_MODE_ACTIVITY      0x3
1645#define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
1646#define E1000_LEDCTL_MODE_LINK_10       0x5
1647#define E1000_LEDCTL_MODE_LINK_100      0x6
1648#define E1000_LEDCTL_MODE_LINK_1000     0x7
1649#define E1000_LEDCTL_MODE_PCIX_MODE     0x8
1650#define E1000_LEDCTL_MODE_FULL_DUPLEX   0x9
1651#define E1000_LEDCTL_MODE_COLLISION     0xA
1652#define E1000_LEDCTL_MODE_BUS_SPEED     0xB
1653#define E1000_LEDCTL_MODE_BUS_SIZE      0xC
1654#define E1000_LEDCTL_MODE_PAUSED        0xD
1655#define E1000_LEDCTL_MODE_LED_ON        0xE
1656#define E1000_LEDCTL_MODE_LED_OFF       0xF
1657
1658/* Receive Address */
1659#define E1000_RAH_AV  0x80000000	/* Receive descriptor valid */
1660
1661/* Interrupt Cause Read */
1662#define E1000_ICR_TXDW          0x00000001	/* Transmit desc written back */
1663#define E1000_ICR_TXQE          0x00000002	/* Transmit Queue empty */
1664#define E1000_ICR_LSC           0x00000004	/* Link Status Change */
1665#define E1000_ICR_RXSEQ         0x00000008	/* rx sequence error */
1666#define E1000_ICR_RXDMT0        0x00000010	/* rx desc min. threshold (0) */
1667#define E1000_ICR_RXO           0x00000040	/* rx overrun */
1668#define E1000_ICR_RXT0          0x00000080	/* rx timer intr (ring 0) */
1669#define E1000_ICR_MDAC          0x00000200	/* MDIO access complete */
1670#define E1000_ICR_RXCFG         0x00000400	/* RX /c/ ordered set */
1671#define E1000_ICR_GPI_EN0       0x00000800	/* GP Int 0 */
1672#define E1000_ICR_GPI_EN1       0x00001000	/* GP Int 1 */
1673#define E1000_ICR_GPI_EN2       0x00002000	/* GP Int 2 */
1674#define E1000_ICR_GPI_EN3       0x00004000	/* GP Int 3 */
1675#define E1000_ICR_TXD_LOW       0x00008000
1676#define E1000_ICR_SRPD          0x00010000
1677#define E1000_ICR_ACK           0x00020000	/* Receive Ack frame */
1678#define E1000_ICR_MNG           0x00040000	/* Manageability event */
1679#define E1000_ICR_DOCK          0x00080000	/* Dock/Undock */
1680#define E1000_ICR_INT_ASSERTED  0x80000000	/* If this bit asserted, the driver should claim the interrupt */
1681#define E1000_ICR_RXD_FIFO_PAR0 0x00100000	/* queue 0 Rx descriptor FIFO parity error */
1682#define E1000_ICR_TXD_FIFO_PAR0 0x00200000	/* queue 0 Tx descriptor FIFO parity error */
1683#define E1000_ICR_HOST_ARB_PAR  0x00400000	/* host arb read buffer parity error */
1684#define E1000_ICR_PB_PAR        0x00800000	/* packet buffer parity error */
1685#define E1000_ICR_RXD_FIFO_PAR1 0x01000000	/* queue 1 Rx descriptor FIFO parity error */
1686#define E1000_ICR_TXD_FIFO_PAR1 0x02000000	/* queue 1 Tx descriptor FIFO parity error */
1687#define E1000_ICR_ALL_PARITY    0x03F00000	/* all parity error bits */
1688#define E1000_ICR_DSW           0x00000020	/* FW changed the status of DISSW bit in the FWSM */
1689#define E1000_ICR_PHYINT        0x00001000	/* LAN connected device generates an interrupt */
1690#define E1000_ICR_EPRST         0x00100000	/* ME hardware reset occurs */
1691
1692/* Interrupt Cause Set */
1693#define E1000_ICS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1694#define E1000_ICS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1695#define E1000_ICS_LSC       E1000_ICR_LSC	/* Link Status Change */
1696#define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1697#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1698#define E1000_ICS_RXO       E1000_ICR_RXO	/* rx overrun */
1699#define E1000_ICS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1700#define E1000_ICS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1701#define E1000_ICS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1702#define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1703#define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1704#define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1705#define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1706#define E1000_ICS_TXD_LOW   E1000_ICR_TXD_LOW
1707#define E1000_ICS_SRPD      E1000_ICR_SRPD
1708#define E1000_ICS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1709#define E1000_ICS_MNG       E1000_ICR_MNG	/* Manageability event */
1710#define E1000_ICS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1711#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1712#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1713#define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1714#define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1715#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1716#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1717#define E1000_ICS_DSW       E1000_ICR_DSW
1718#define E1000_ICS_PHYINT    E1000_ICR_PHYINT
1719#define E1000_ICS_EPRST     E1000_ICR_EPRST
1720
1721/* Interrupt Mask Set */
1722#define E1000_IMS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1723#define E1000_IMS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1724#define E1000_IMS_LSC       E1000_ICR_LSC	/* Link Status Change */
1725#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1726#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1727#define E1000_IMS_RXO       E1000_ICR_RXO	/* rx overrun */
1728#define E1000_IMS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1729#define E1000_IMS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1730#define E1000_IMS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1731#define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1732#define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1733#define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1734#define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1735#define E1000_IMS_TXD_LOW   E1000_ICR_TXD_LOW
1736#define E1000_IMS_SRPD      E1000_ICR_SRPD
1737#define E1000_IMS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1738#define E1000_IMS_MNG       E1000_ICR_MNG	/* Manageability event */
1739#define E1000_IMS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1740#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1741#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1742#define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1743#define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1744#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1745#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1746#define E1000_IMS_DSW       E1000_ICR_DSW
1747#define E1000_IMS_PHYINT    E1000_ICR_PHYINT
1748#define E1000_IMS_EPRST     E1000_ICR_EPRST
1749
1750/* Interrupt Mask Clear */
1751#define E1000_IMC_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1752#define E1000_IMC_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1753#define E1000_IMC_LSC       E1000_ICR_LSC	/* Link Status Change */
1754#define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1755#define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1756#define E1000_IMC_RXO       E1000_ICR_RXO	/* rx overrun */
1757#define E1000_IMC_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1758#define E1000_IMC_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1759#define E1000_IMC_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1760#define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1761#define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1762#define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1763#define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1764#define E1000_IMC_TXD_LOW   E1000_ICR_TXD_LOW
1765#define E1000_IMC_SRPD      E1000_ICR_SRPD
1766#define E1000_IMC_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1767#define E1000_IMC_MNG       E1000_ICR_MNG	/* Manageability event */
1768#define E1000_IMC_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1769#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1770#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1771#define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1772#define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1773#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1774#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1775#define E1000_IMC_DSW       E1000_ICR_DSW
1776#define E1000_IMC_PHYINT    E1000_ICR_PHYINT
1777#define E1000_IMC_EPRST     E1000_ICR_EPRST
1778
1779/* Receive Control */
1780#define E1000_RCTL_RST            0x00000001	/* Software reset */
1781#define E1000_RCTL_EN             0x00000002	/* enable */
1782#define E1000_RCTL_SBP            0x00000004	/* store bad packet */
1783#define E1000_RCTL_UPE            0x00000008	/* unicast promiscuous enable */
1784#define E1000_RCTL_MPE            0x00000010	/* multicast promiscuous enab */
1785#define E1000_RCTL_LPE            0x00000020	/* long packet enable */
1786#define E1000_RCTL_LBM_NO         0x00000000	/* no loopback mode */
1787#define E1000_RCTL_LBM_MAC        0x00000040	/* MAC loopback mode */
1788#define E1000_RCTL_LBM_SLP        0x00000080	/* serial link loopback mode */
1789#define E1000_RCTL_LBM_TCVR       0x000000C0	/* tcvr loopback mode */
1790#define E1000_RCTL_DTYP_MASK      0x00000C00	/* Descriptor type mask */
1791#define E1000_RCTL_DTYP_PS        0x00000400	/* Packet Split descriptor */
1792#define E1000_RCTL_RDMTS_HALF     0x00000000	/* rx desc min threshold size */
1793#define E1000_RCTL_RDMTS_QUAT     0x00000100	/* rx desc min threshold size */
1794#define E1000_RCTL_RDMTS_EIGTH    0x00000200	/* rx desc min threshold size */
1795#define E1000_RCTL_MO_SHIFT       12	/* multicast offset shift */
1796#define E1000_RCTL_MO_0           0x00000000	/* multicast offset 11:0 */
1797#define E1000_RCTL_MO_1           0x00001000	/* multicast offset 12:1 */
1798#define E1000_RCTL_MO_2           0x00002000	/* multicast offset 13:2 */
1799#define E1000_RCTL_MO_3           0x00003000	/* multicast offset 15:4 */
1800#define E1000_RCTL_MDR            0x00004000	/* multicast desc ring 0 */
1801#define E1000_RCTL_BAM            0x00008000	/* broadcast enable */
1802/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
1803#define E1000_RCTL_SZ_2048        0x00000000	/* rx buffer size 2048 */
1804#define E1000_RCTL_SZ_1024        0x00010000	/* rx buffer size 1024 */
1805#define E1000_RCTL_SZ_512         0x00020000	/* rx buffer size 512 */
1806#define E1000_RCTL_SZ_256         0x00030000	/* rx buffer size 256 */
1807/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
1808#define E1000_RCTL_SZ_16384       0x00010000	/* rx buffer size 16384 */
1809#define E1000_RCTL_SZ_8192        0x00020000	/* rx buffer size 8192 */
1810#define E1000_RCTL_SZ_4096        0x00030000	/* rx buffer size 4096 */
1811#define E1000_RCTL_VFE            0x00040000	/* vlan filter enable */
1812#define E1000_RCTL_CFIEN          0x00080000	/* canonical form enable */
1813#define E1000_RCTL_CFI            0x00100000	/* canonical form indicator */
1814#define E1000_RCTL_DPF            0x00400000	/* discard pause frames */
1815#define E1000_RCTL_PMCF           0x00800000	/* pass MAC control frames */
1816#define E1000_RCTL_BSEX           0x02000000	/* Buffer size extension */
1817#define E1000_RCTL_SECRC          0x04000000	/* Strip Ethernet CRC */
1818#define E1000_RCTL_FLXBUF_MASK    0x78000000	/* Flexible buffer size */
1819#define E1000_RCTL_FLXBUF_SHIFT   27	/* Flexible buffer shift */
1820
1821/* Use byte values for the following shift parameters
1822 * Usage:
1823 *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
1824 *                  E1000_PSRCTL_BSIZE0_MASK) |
1825 *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
1826 *                  E1000_PSRCTL_BSIZE1_MASK) |
1827 *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
1828 *                  E1000_PSRCTL_BSIZE2_MASK) |
1829 *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
1830 *                  E1000_PSRCTL_BSIZE3_MASK))
1831 * where value0 = [128..16256],  default=256
1832 *       value1 = [1024..64512], default=4096
1833 *       value2 = [0..64512],    default=4096
1834 *       value3 = [0..64512],    default=0
1835 */
1836
1837#define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
1838#define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
1839#define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
1840#define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
1841
1842#define E1000_PSRCTL_BSIZE0_SHIFT  7	/* Shift _right_ 7 */
1843#define E1000_PSRCTL_BSIZE1_SHIFT  2	/* Shift _right_ 2 */
1844#define E1000_PSRCTL_BSIZE2_SHIFT  6	/* Shift _left_ 6 */
1845#define E1000_PSRCTL_BSIZE3_SHIFT 14	/* Shift _left_ 14 */
1846
1847/* SW_W_SYNC definitions */
1848#define E1000_SWFW_EEP_SM     0x0001
1849#define E1000_SWFW_PHY0_SM    0x0002
1850#define E1000_SWFW_PHY1_SM    0x0004
1851#define E1000_SWFW_MAC_CSR_SM 0x0008
1852
1853/* Receive Descriptor */
1854#define E1000_RDT_DELAY 0x0000ffff	/* Delay timer (1=1024us) */
1855#define E1000_RDT_FPDB  0x80000000	/* Flush descriptor block */
1856#define E1000_RDLEN_LEN 0x0007ff80	/* descriptor length */
1857#define E1000_RDH_RDH   0x0000ffff	/* receive descriptor head */
1858#define E1000_RDT_RDT   0x0000ffff	/* receive descriptor tail */
1859
1860/* Flow Control */
1861#define E1000_FCRTH_RTH  0x0000FFF8	/* Mask Bits[15:3] for RTH */
1862#define E1000_FCRTH_XFCE 0x80000000	/* External Flow Control Enable */
1863#define E1000_FCRTL_RTL  0x0000FFF8	/* Mask Bits[15:3] for RTL */
1864#define E1000_FCRTL_XONE 0x80000000	/* Enable XON frame transmission */
1865
1866/* Header split receive */
1867#define E1000_RFCTL_ISCSI_DIS           0x00000001
1868#define E1000_RFCTL_ISCSI_DWC_MASK      0x0000003E
1869#define E1000_RFCTL_ISCSI_DWC_SHIFT     1
1870#define E1000_RFCTL_NFSW_DIS            0x00000040
1871#define E1000_RFCTL_NFSR_DIS            0x00000080
1872#define E1000_RFCTL_NFS_VER_MASK        0x00000300
1873#define E1000_RFCTL_NFS_VER_SHIFT       8
1874#define E1000_RFCTL_IPV6_DIS            0x00000400
1875#define E1000_RFCTL_IPV6_XSUM_DIS       0x00000800
1876#define E1000_RFCTL_ACK_DIS             0x00001000
1877#define E1000_RFCTL_ACKD_DIS            0x00002000
1878#define E1000_RFCTL_IPFRSP_DIS          0x00004000
1879#define E1000_RFCTL_EXTEN               0x00008000
1880#define E1000_RFCTL_IPV6_EX_DIS         0x00010000
1881#define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
1882
1883/* Receive Descriptor Control */
1884#define E1000_RXDCTL_PTHRESH 0x0000003F	/* RXDCTL Prefetch Threshold */
1885#define E1000_RXDCTL_HTHRESH 0x00003F00	/* RXDCTL Host Threshold */
1886#define E1000_RXDCTL_WTHRESH 0x003F0000	/* RXDCTL Writeback Threshold */
1887#define E1000_RXDCTL_GRAN    0x01000000	/* RXDCTL Granularity */
1888
1889/* Transmit Descriptor Control */
1890#define E1000_TXDCTL_PTHRESH 0x0000003F	/* TXDCTL Prefetch Threshold */
1891#define E1000_TXDCTL_HTHRESH 0x00003F00	/* TXDCTL Host Threshold */
1892#define E1000_TXDCTL_WTHRESH 0x003F0000	/* TXDCTL Writeback Threshold */
1893#define E1000_TXDCTL_GRAN    0x01000000	/* TXDCTL Granularity */
1894#define E1000_TXDCTL_LWTHRESH 0xFE000000	/* TXDCTL Low Threshold */
1895#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
1896#define E1000_TXDCTL_COUNT_DESC 0x00400000	/* Enable the counting of desc.
1897						   still to be processed. */
1898/* Transmit Configuration Word */
1899#define E1000_TXCW_FD         0x00000020	/* TXCW full duplex */
1900#define E1000_TXCW_HD         0x00000040	/* TXCW half duplex */
1901#define E1000_TXCW_PAUSE      0x00000080	/* TXCW sym pause request */
1902#define E1000_TXCW_ASM_DIR    0x00000100	/* TXCW astm pause direction */
1903#define E1000_TXCW_PAUSE_MASK 0x00000180	/* TXCW pause request mask */
1904#define E1000_TXCW_RF         0x00003000	/* TXCW remote fault */
1905#define E1000_TXCW_NP         0x00008000	/* TXCW next page */
1906#define E1000_TXCW_CW         0x0000ffff	/* TxConfigWord mask */
1907#define E1000_TXCW_TXC        0x40000000	/* Transmit Config control */
1908#define E1000_TXCW_ANE        0x80000000	/* Auto-neg enable */
1909
1910/* Receive Configuration Word */
1911#define E1000_RXCW_CW    0x0000ffff	/* RxConfigWord mask */
1912#define E1000_RXCW_NC    0x04000000	/* Receive config no carrier */
1913#define E1000_RXCW_IV    0x08000000	/* Receive config invalid */
1914#define E1000_RXCW_CC    0x10000000	/* Receive config change */
1915#define E1000_RXCW_C     0x20000000	/* Receive config */
1916#define E1000_RXCW_SYNCH 0x40000000	/* Receive config synch */
1917#define E1000_RXCW_ANC   0x80000000	/* Auto-neg complete */
1918
1919/* Transmit Control */
1920#define E1000_TCTL_RST    0x00000001	/* software reset */
1921#define E1000_TCTL_EN     0x00000002	/* enable tx */
1922#define E1000_TCTL_BCE    0x00000004	/* busy check enable */
1923#define E1000_TCTL_PSP    0x00000008	/* pad short packets */
1924#define E1000_TCTL_CT     0x00000ff0	/* collision threshold */
1925#define E1000_TCTL_COLD   0x003ff000	/* collision distance */
1926#define E1000_TCTL_SWXOFF 0x00400000	/* SW Xoff transmission */
1927#define E1000_TCTL_PBE    0x00800000	/* Packet Burst Enable */
1928#define E1000_TCTL_RTLC   0x01000000	/* Re-transmit on late collision */
1929#define E1000_TCTL_NRTU   0x02000000	/* No Re-transmit on underrun */
1930#define E1000_TCTL_MULR   0x10000000	/* Multiple request support */
1931/* Extended Transmit Control */
1932#define E1000_TCTL_EXT_BST_MASK  0x000003FF	/* Backoff Slot Time */
1933#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00	/* Gigabit Carry Extend Padding */
1934
1935/* Receive Checksum Control */
1936#define E1000_RXCSUM_PCSS_MASK 0x000000FF	/* Packet Checksum Start */
1937#define E1000_RXCSUM_IPOFL     0x00000100	/* IPv4 checksum offload */
1938#define E1000_RXCSUM_TUOFL     0x00000200	/* TCP / UDP checksum offload */
1939#define E1000_RXCSUM_IPV6OFL   0x00000400	/* IPv6 checksum offload */
1940#define E1000_RXCSUM_IPPCSE    0x00001000	/* IP payload checksum enable */
1941#define E1000_RXCSUM_PCSD      0x00002000	/* packet checksum disabled */
1942
1943/* Multiple Receive Queue Control */
1944#define E1000_MRQC_ENABLE_MASK              0x00000003
1945#define E1000_MRQC_ENABLE_RSS_2Q            0x00000001
1946#define E1000_MRQC_ENABLE_RSS_INT           0x00000004
1947#define E1000_MRQC_RSS_FIELD_MASK           0xFFFF0000
1948#define E1000_MRQC_RSS_FIELD_IPV4_TCP       0x00010000
1949#define E1000_MRQC_RSS_FIELD_IPV4           0x00020000
1950#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX    0x00040000
1951#define E1000_MRQC_RSS_FIELD_IPV6_EX        0x00080000
1952#define E1000_MRQC_RSS_FIELD_IPV6           0x00100000
1953#define E1000_MRQC_RSS_FIELD_IPV6_TCP       0x00200000
1954
1955/* Definitions for power management and wakeup registers */
1956/* Wake Up Control */
1957#define E1000_WUC_APME       0x00000001	/* APM Enable */
1958#define E1000_WUC_PME_EN     0x00000002	/* PME Enable */
1959#define E1000_WUC_PME_STATUS 0x00000004	/* PME Status */
1960#define E1000_WUC_APMPME     0x00000008	/* Assert PME on APM Wakeup */
1961#define E1000_WUC_SPM        0x80000000	/* Enable SPM */
1962
1963/* Wake Up Filter Control */
1964#define E1000_WUFC_LNKC 0x00000001	/* Link Status Change Wakeup Enable */
1965#define E1000_WUFC_MAG  0x00000002	/* Magic Packet Wakeup Enable */
1966#define E1000_WUFC_EX   0x00000004	/* Directed Exact Wakeup Enable */
1967#define E1000_WUFC_MC   0x00000008	/* Directed Multicast Wakeup Enable */
1968#define E1000_WUFC_BC   0x00000010	/* Broadcast Wakeup Enable */
1969#define E1000_WUFC_ARP  0x00000020	/* ARP Request Packet Wakeup Enable */
1970#define E1000_WUFC_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Enable */
1971#define E1000_WUFC_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Enable */
1972#define E1000_WUFC_IGNORE_TCO      0x00008000	/* Ignore WakeOn TCO packets */
1973#define E1000_WUFC_FLX0 0x00010000	/* Flexible Filter 0 Enable */
1974#define E1000_WUFC_FLX1 0x00020000	/* Flexible Filter 1 Enable */
1975#define E1000_WUFC_FLX2 0x00040000	/* Flexible Filter 2 Enable */
1976#define E1000_WUFC_FLX3 0x00080000	/* Flexible Filter 3 Enable */
1977#define E1000_WUFC_ALL_FILTERS 0x000F00FF	/* Mask for all wakeup filters */
1978#define E1000_WUFC_FLX_OFFSET 16	/* Offset to the Flexible Filters bits */
1979#define E1000_WUFC_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
1980
1981/* Wake Up Status */
1982#define E1000_WUS_LNKC 0x00000001	/* Link Status Changed */
1983#define E1000_WUS_MAG  0x00000002	/* Magic Packet Received */
1984#define E1000_WUS_EX   0x00000004	/* Directed Exact Received */
1985#define E1000_WUS_MC   0x00000008	/* Directed Multicast Received */
1986#define E1000_WUS_BC   0x00000010	/* Broadcast Received */
1987#define E1000_WUS_ARP  0x00000020	/* ARP Request Packet Received */
1988#define E1000_WUS_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Received */
1989#define E1000_WUS_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Received */
1990#define E1000_WUS_FLX0 0x00010000	/* Flexible Filter 0 Match */
1991#define E1000_WUS_FLX1 0x00020000	/* Flexible Filter 1 Match */
1992#define E1000_WUS_FLX2 0x00040000	/* Flexible Filter 2 Match */
1993#define E1000_WUS_FLX3 0x00080000	/* Flexible Filter 3 Match */
1994#define E1000_WUS_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
1995
1996/* Management Control */
1997#define E1000_MANC_SMBUS_EN      0x00000001	/* SMBus Enabled - RO */
1998#define E1000_MANC_ASF_EN        0x00000002	/* ASF Enabled - RO */
1999#define E1000_MANC_R_ON_FORCE    0x00000004	/* Reset on Force TCO - RO */
2000#define E1000_MANC_RMCP_EN       0x00000100	/* Enable RCMP 026Fh Filtering */
2001#define E1000_MANC_0298_EN       0x00000200	/* Enable RCMP 0298h Filtering */
2002#define E1000_MANC_IPV4_EN       0x00000400	/* Enable IPv4 */
2003#define E1000_MANC_IPV6_EN       0x00000800	/* Enable IPv6 */
2004#define E1000_MANC_SNAP_EN       0x00001000	/* Accept LLC/SNAP */
2005#define E1000_MANC_ARP_EN        0x00002000	/* Enable ARP Request Filtering */
2006#define E1000_MANC_NEIGHBOR_EN   0x00004000	/* Enable Neighbor Discovery
2007						 * Filtering */
2008#define E1000_MANC_ARP_RES_EN    0x00008000	/* Enable ARP response Filtering */
2009#define E1000_MANC_TCO_RESET     0x00010000	/* TCO Reset Occurred */
2010#define E1000_MANC_RCV_TCO_EN    0x00020000	/* Receive TCO Packets Enabled */
2011#define E1000_MANC_REPORT_STATUS 0x00040000	/* Status Reporting Enabled */
2012#define E1000_MANC_RCV_ALL       0x00080000	/* Receive All Enabled */
2013#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000	/* Block phy resets */
2014#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000	/* Enable MAC address
2015							 * filtering */
2016#define E1000_MANC_EN_MNG2HOST   0x00200000	/* Enable MNG packets to host
2017						 * memory */
2018#define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000	/* Enable IP address
2019							 * filtering */
2020#define E1000_MANC_EN_XSUM_FILTER   0x00800000	/* Enable checksum filtering */
2021#define E1000_MANC_BR_EN         0x01000000	/* Enable broadcast filtering */
2022#define E1000_MANC_SMB_REQ       0x01000000	/* SMBus Request */
2023#define E1000_MANC_SMB_GNT       0x02000000	/* SMBus Grant */
2024#define E1000_MANC_SMB_CLK_IN    0x04000000	/* SMBus Clock In */
2025#define E1000_MANC_SMB_DATA_IN   0x08000000	/* SMBus Data In */
2026#define E1000_MANC_SMB_DATA_OUT  0x10000000	/* SMBus Data Out */
2027#define E1000_MANC_SMB_CLK_OUT   0x20000000	/* SMBus Clock Out */
2028
2029#define E1000_MANC_SMB_DATA_OUT_SHIFT  28	/* SMBus Data Out Shift */
2030#define E1000_MANC_SMB_CLK_OUT_SHIFT   29	/* SMBus Clock Out Shift */
2031
2032/* SW Semaphore Register */
2033#define E1000_SWSM_SMBI         0x00000001	/* Driver Semaphore bit */
2034#define E1000_SWSM_SWESMBI      0x00000002	/* FW Semaphore bit */
2035#define E1000_SWSM_WMNG         0x00000004	/* Wake MNG Clock */
2036#define E1000_SWSM_DRV_LOAD     0x00000008	/* Driver Loaded Bit */
2037
2038/* FW Semaphore Register */
2039#define E1000_FWSM_MODE_MASK    0x0000000E	/* FW mode */
2040#define E1000_FWSM_MODE_SHIFT            1
2041#define E1000_FWSM_FW_VALID     0x00008000	/* FW established a valid mode */
2042
2043#define E1000_FWSM_RSPCIPHY        0x00000040	/* Reset PHY on PCI reset */
2044#define E1000_FWSM_DISSW           0x10000000	/* FW disable SW Write Access */
2045#define E1000_FWSM_SKUSEL_MASK     0x60000000	/* LAN SKU select */
2046#define E1000_FWSM_SKUEL_SHIFT     29
2047#define E1000_FWSM_SKUSEL_EMB      0x0	/* Embedded SKU */
2048#define E1000_FWSM_SKUSEL_CONS     0x1	/* Consumer SKU */
2049#define E1000_FWSM_SKUSEL_PERF_100 0x2	/* Perf & Corp 10/100 SKU */
2050#define E1000_FWSM_SKUSEL_PERF_GBE 0x3	/* Perf & Copr GbE SKU */
2051
2052/* FFLT Debug Register */
2053#define E1000_FFLT_DBG_INVC     0x00100000	/* Invalid /C/ code handling */
2054
2055typedef enum {
2056	e1000_mng_mode_none = 0,
2057	e1000_mng_mode_asf,
2058	e1000_mng_mode_pt,
2059	e1000_mng_mode_ipmi,
2060	e1000_mng_mode_host_interface_only
2061} e1000_mng_mode;
2062
2063/* Host Interface Control Register */
2064#define E1000_HICR_EN           0x00000001	/* Enable Bit - RO */
2065#define E1000_HICR_C            0x00000002	/* Driver sets this bit when done
2066						 * to put command in RAM */
2067#define E1000_HICR_SV           0x00000004	/* Status Validity */
2068#define E1000_HICR_FWR          0x00000080	/* FW reset. Set by the Host */
2069
2070/* Host Interface Command Interface - Address range 0x8800-0x8EFF */
2071#define E1000_HI_MAX_DATA_LENGTH         252	/* Host Interface data length */
2072#define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792	/* Number of bytes in range */
2073#define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448	/* Number of dwords in range */
2074#define E1000_HI_COMMAND_TIMEOUT         500	/* Time in ms to process HI command */
2075
2076struct e1000_host_command_header {
2077	u8 command_id;
2078	u8 command_length;
2079	u8 command_options;	/* I/F bits for command, status for return */
2080	u8 checksum;
2081};
2082struct e1000_host_command_info {
2083	struct e1000_host_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
2084	u8 command_data[E1000_HI_MAX_DATA_LENGTH];	/* Command data can length 0..252 */
2085};
2086
2087/* Host SMB register #0 */
2088#define E1000_HSMC0R_CLKIN      0x00000001	/* SMB Clock in */
2089#define E1000_HSMC0R_DATAIN     0x00000002	/* SMB Data in */
2090#define E1000_HSMC0R_DATAOUT    0x00000004	/* SMB Data out */
2091#define E1000_HSMC0R_CLKOUT     0x00000008	/* SMB Clock out */
2092
2093/* Host SMB register #1 */
2094#define E1000_HSMC1R_CLKIN      E1000_HSMC0R_CLKIN
2095#define E1000_HSMC1R_DATAIN     E1000_HSMC0R_DATAIN
2096#define E1000_HSMC1R_DATAOUT    E1000_HSMC0R_DATAOUT
2097#define E1000_HSMC1R_CLKOUT     E1000_HSMC0R_CLKOUT
2098
2099/* FW Status Register */
2100#define E1000_FWSTS_FWS_MASK    0x000000FF	/* FW Status */
2101
2102/* Wake Up Packet Length */
2103#define E1000_WUPL_LENGTH_MASK 0x0FFF	/* Only the lower 12 bits are valid */
2104
2105#define E1000_MDALIGN          4096
2106
2107/* PCI-Ex registers*/
2108
2109/* PCI-Ex Control Register */
2110#define E1000_GCR_RXD_NO_SNOOP          0x00000001
2111#define E1000_GCR_RXDSCW_NO_SNOOP       0x00000002
2112#define E1000_GCR_RXDSCR_NO_SNOOP       0x00000004
2113#define E1000_GCR_TXD_NO_SNOOP          0x00000008
2114#define E1000_GCR_TXDSCW_NO_SNOOP       0x00000010
2115#define E1000_GCR_TXDSCR_NO_SNOOP       0x00000020
2116
2117#define PCI_EX_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP         | \
2118                             E1000_GCR_RXDSCW_NO_SNOOP      | \
2119                             E1000_GCR_RXDSCR_NO_SNOOP      | \
2120                             E1000_GCR_TXD_NO_SNOOP         | \
2121                             E1000_GCR_TXDSCW_NO_SNOOP      | \
2122                             E1000_GCR_TXDSCR_NO_SNOOP)
2123
2124#define PCI_EX_82566_SNOOP_ALL PCI_EX_NO_SNOOP_ALL
2125
2126#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
2127/* Function Active and Power State to MNG */
2128#define E1000_FACTPS_FUNC0_POWER_STATE_MASK         0x00000003
2129#define E1000_FACTPS_LAN0_VALID                     0x00000004
2130#define E1000_FACTPS_FUNC0_AUX_EN                   0x00000008
2131#define E1000_FACTPS_FUNC1_POWER_STATE_MASK         0x000000C0
2132#define E1000_FACTPS_FUNC1_POWER_STATE_SHIFT        6
2133#define E1000_FACTPS_LAN1_VALID                     0x00000100
2134#define E1000_FACTPS_FUNC1_AUX_EN                   0x00000200
2135#define E1000_FACTPS_FUNC2_POWER_STATE_MASK         0x00003000
2136#define E1000_FACTPS_FUNC2_POWER_STATE_SHIFT        12
2137#define E1000_FACTPS_IDE_ENABLE                     0x00004000
2138#define E1000_FACTPS_FUNC2_AUX_EN                   0x00008000
2139#define E1000_FACTPS_FUNC3_POWER_STATE_MASK         0x000C0000
2140#define E1000_FACTPS_FUNC3_POWER_STATE_SHIFT        18
2141#define E1000_FACTPS_SP_ENABLE                      0x00100000
2142#define E1000_FACTPS_FUNC3_AUX_EN                   0x00200000
2143#define E1000_FACTPS_FUNC4_POWER_STATE_MASK         0x03000000
2144#define E1000_FACTPS_FUNC4_POWER_STATE_SHIFT        24
2145#define E1000_FACTPS_IPMI_ENABLE                    0x04000000
2146#define E1000_FACTPS_FUNC4_AUX_EN                   0x08000000
2147#define E1000_FACTPS_MNGCG                          0x20000000
2148#define E1000_FACTPS_LAN_FUNC_SEL                   0x40000000
2149#define E1000_FACTPS_PM_STATE_CHANGED               0x80000000
2150
2151/* PCI-Ex Config Space */
2152#define PCI_EX_LINK_STATUS           0x12
2153#define PCI_EX_LINK_WIDTH_MASK       0x3F0
2154#define PCI_EX_LINK_WIDTH_SHIFT      4
2155
2156/* EEPROM Commands - Microwire */
2157#define EEPROM_READ_OPCODE_MICROWIRE  0x6	/* EEPROM read opcode */
2158#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5	/* EEPROM write opcode */
2159#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7	/* EEPROM erase opcode */
2160#define EEPROM_EWEN_OPCODE_MICROWIRE  0x13	/* EEPROM erase/write enable */
2161#define EEPROM_EWDS_OPCODE_MICROWIRE  0x10	/* EEPROM erase/write disable */
2162
2163/* EEPROM Commands - SPI */
2164#define EEPROM_MAX_RETRY_SPI        5000	/* Max wait of 5ms, for RDY signal */
2165#define EEPROM_READ_OPCODE_SPI      0x03	/* EEPROM read opcode */
2166#define EEPROM_WRITE_OPCODE_SPI     0x02	/* EEPROM write opcode */
2167#define EEPROM_A8_OPCODE_SPI        0x08	/* opcode bit-3 = address bit-8 */
2168#define EEPROM_WREN_OPCODE_SPI      0x06	/* EEPROM set Write Enable latch */
2169#define EEPROM_WRDI_OPCODE_SPI      0x04	/* EEPROM reset Write Enable latch */
2170#define EEPROM_RDSR_OPCODE_SPI      0x05	/* EEPROM read Status register */
2171#define EEPROM_WRSR_OPCODE_SPI      0x01	/* EEPROM write Status register */
2172#define EEPROM_ERASE4K_OPCODE_SPI   0x20	/* EEPROM ERASE 4KB */
2173#define EEPROM_ERASE64K_OPCODE_SPI  0xD8	/* EEPROM ERASE 64KB */
2174#define EEPROM_ERASE256_OPCODE_SPI  0xDB	/* EEPROM ERASE 256B */
2175
2176/* EEPROM Size definitions */
2177#define EEPROM_WORD_SIZE_SHIFT  6
2178#define EEPROM_SIZE_SHIFT       10
2179#define EEPROM_SIZE_MASK        0x1C00
2180
2181/* EEPROM Word Offsets */
2182#define EEPROM_COMPAT                 0x0003
2183#define EEPROM_ID_LED_SETTINGS        0x0004
2184#define EEPROM_VERSION                0x0005
2185#define EEPROM_SERDES_AMPLITUDE       0x0006	/* For SERDES output amplitude adjustment. */
2186#define EEPROM_PHY_CLASS_WORD         0x0007
2187#define EEPROM_INIT_CONTROL1_REG      0x000A
2188#define EEPROM_INIT_CONTROL2_REG      0x000F
2189#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
2190#define EEPROM_INIT_CONTROL3_PORT_B   0x0014
2191#define EEPROM_INIT_3GIO_3            0x001A
2192#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
2193#define EEPROM_INIT_CONTROL3_PORT_A   0x0024
2194#define EEPROM_CFG                    0x0012
2195#define EEPROM_FLASH_VERSION          0x0032
2196#define EEPROM_CHECKSUM_REG           0x003F
2197
2198#define E1000_EEPROM_CFG_DONE         0x00040000	/* MNG config cycle done */
2199#define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000	/* ...for second port */
2200
2201/* Word definitions for ID LED Settings */
2202#define ID_LED_RESERVED_0000 0x0000
2203#define ID_LED_RESERVED_FFFF 0xFFFF
2204#define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2 << 12) | \
2205                              (ID_LED_OFF1_OFF2 << 8) | \
2206                              (ID_LED_DEF1_DEF2 << 4) | \
2207                              (ID_LED_DEF1_DEF2))
2208#define ID_LED_DEF1_DEF2     0x1
2209#define ID_LED_DEF1_ON2      0x2
2210#define ID_LED_DEF1_OFF2     0x3
2211#define ID_LED_ON1_DEF2      0x4
2212#define ID_LED_ON1_ON2       0x5
2213#define ID_LED_ON1_OFF2      0x6
2214#define ID_LED_OFF1_DEF2     0x7
2215#define ID_LED_OFF1_ON2      0x8
2216#define ID_LED_OFF1_OFF2     0x9
2217
2218#define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
2219#define IGP_ACTIVITY_LED_ENABLE 0x0300
2220#define IGP_LED3_MODE           0x07000000
2221
2222/* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */
2223#define EEPROM_SERDES_AMPLITUDE_MASK  0x000F
2224
2225/* Mask bit for PHY class in Word 7 of the EEPROM */
2226#define EEPROM_PHY_CLASS_A   0x8000
2227
2228/* Mask bits for fields in Word 0x0a of the EEPROM */
2229#define EEPROM_WORD0A_ILOS   0x0010
2230#define EEPROM_WORD0A_SWDPIO 0x01E0
2231#define EEPROM_WORD0A_LRST   0x0200
2232#define EEPROM_WORD0A_FD     0x0400
2233#define EEPROM_WORD0A_66MHZ  0x0800
2234
2235/* Mask bits for fields in Word 0x0f of the EEPROM */
2236#define EEPROM_WORD0F_PAUSE_MASK 0x3000
2237#define EEPROM_WORD0F_PAUSE      0x1000
2238#define EEPROM_WORD0F_ASM_DIR    0x2000
2239#define EEPROM_WORD0F_ANE        0x0800
2240#define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
2241#define EEPROM_WORD0F_LPLU       0x0001
2242
2243/* Mask bits for fields in Word 0x10/0x20 of the EEPROM */
2244#define EEPROM_WORD1020_GIGA_DISABLE         0x0010
2245#define EEPROM_WORD1020_GIGA_DISABLE_NON_D0A 0x0008
2246
2247/* Mask bits for fields in Word 0x1a of the EEPROM */
2248#define EEPROM_WORD1A_ASPM_MASK  0x000C
2249
2250/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
2251#define EEPROM_SUM 0xBABA
2252
2253/* EEPROM Map defines (WORD OFFSETS)*/
2254#define EEPROM_NODE_ADDRESS_BYTE_0 0
2255#define EEPROM_PBA_BYTE_1          8
2256
2257#define EEPROM_RESERVED_WORD          0xFFFF
2258
2259/* EEPROM Map Sizes (Byte Counts) */
2260#define PBA_SIZE 4
2261
2262/* Collision related configuration parameters */
2263#define E1000_COLLISION_THRESHOLD       15
2264#define E1000_CT_SHIFT                  4
2265/* Collision distance is a 0-based value that applies to
2266 * half-duplex-capable hardware only. */
2267#define E1000_COLLISION_DISTANCE        63
2268#define E1000_COLLISION_DISTANCE_82542  64
2269#define E1000_FDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2270#define E1000_HDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2271#define E1000_COLD_SHIFT                12
2272
2273/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
2274#define REQ_TX_DESCRIPTOR_MULTIPLE  8
2275#define REQ_RX_DESCRIPTOR_MULTIPLE  8
2276
2277/* Default values for the transmit IPG register */
2278#define DEFAULT_82542_TIPG_IPGT        10
2279#define DEFAULT_82543_TIPG_IPGT_FIBER  9
2280#define DEFAULT_82543_TIPG_IPGT_COPPER 8
2281
2282#define E1000_TIPG_IPGT_MASK  0x000003FF
2283#define E1000_TIPG_IPGR1_MASK 0x000FFC00
2284#define E1000_TIPG_IPGR2_MASK 0x3FF00000
2285
2286#define DEFAULT_82542_TIPG_IPGR1 2
2287#define DEFAULT_82543_TIPG_IPGR1 8
2288#define E1000_TIPG_IPGR1_SHIFT  10
2289
2290#define DEFAULT_82542_TIPG_IPGR2 10
2291#define DEFAULT_82543_TIPG_IPGR2 6
2292#define E1000_TIPG_IPGR2_SHIFT  20
2293
2294#define E1000_TXDMAC_DPP 0x00000001
2295
2296/* Adaptive IFS defines */
2297#define TX_THRESHOLD_START     8
2298#define TX_THRESHOLD_INCREMENT 10
2299#define TX_THRESHOLD_DECREMENT 1
2300#define TX_THRESHOLD_STOP      190
2301#define TX_THRESHOLD_DISABLE   0
2302#define TX_THRESHOLD_TIMER_MS  10000
2303#define MIN_NUM_XMITS          1000
2304#define IFS_MAX                80
2305#define IFS_STEP               10
2306#define IFS_MIN                40
2307#define IFS_RATIO              4
2308
2309/* Extended Configuration Control and Size */
2310#define E1000_EXTCNF_CTRL_PCIE_WRITE_ENABLE 0x00000001
2311#define E1000_EXTCNF_CTRL_PHY_WRITE_ENABLE  0x00000002
2312#define E1000_EXTCNF_CTRL_D_UD_ENABLE       0x00000004
2313#define E1000_EXTCNF_CTRL_D_UD_LATENCY      0x00000008
2314#define E1000_EXTCNF_CTRL_D_UD_OWNER        0x00000010
2315#define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020
2316#define E1000_EXTCNF_CTRL_MDIO_HW_OWNERSHIP 0x00000040
2317#define E1000_EXTCNF_CTRL_EXT_CNF_POINTER   0x0FFF0000
2318
2319#define E1000_EXTCNF_SIZE_EXT_PHY_LENGTH    0x000000FF
2320#define E1000_EXTCNF_SIZE_EXT_DOCK_LENGTH   0x0000FF00
2321#define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH   0x00FF0000
2322#define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE  0x00000001
2323#define E1000_EXTCNF_CTRL_SWFLAG            0x00000020
2324
2325/* PBA constants */
2326#define E1000_PBA_8K 0x0008	/* 8KB, default Rx allocation */
2327#define E1000_PBA_12K 0x000C	/* 12KB, default Rx allocation */
2328#define E1000_PBA_16K 0x0010	/* 16KB, default TX allocation */
2329#define E1000_PBA_20K 0x0014
2330#define E1000_PBA_22K 0x0016
2331#define E1000_PBA_24K 0x0018
2332#define E1000_PBA_30K 0x001E
2333#define E1000_PBA_32K 0x0020
2334#define E1000_PBA_34K 0x0022
2335#define E1000_PBA_38K 0x0026
2336#define E1000_PBA_40K 0x0028
2337#define E1000_PBA_48K 0x0030	/* 48KB, default RX allocation */
2338
2339#define E1000_PBS_16K E1000_PBA_16K
2340
2341/* Flow Control Constants */
2342#define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
2343#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
2344#define FLOW_CONTROL_TYPE         0x8808
2345
2346/* The historical defaults for the flow control values are given below. */
2347#define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
2348#define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
2349#define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
2350
2351/* PCIX Config space */
2352#define PCIX_COMMAND_REGISTER    0xE6
2353#define PCIX_STATUS_REGISTER_LO  0xE8
2354#define PCIX_STATUS_REGISTER_HI  0xEA
2355
2356#define PCIX_COMMAND_MMRBC_MASK      0x000C
2357#define PCIX_COMMAND_MMRBC_SHIFT     0x2
2358#define PCIX_STATUS_HI_MMRBC_MASK    0x0060
2359#define PCIX_STATUS_HI_MMRBC_SHIFT   0x5
2360#define PCIX_STATUS_HI_MMRBC_4K      0x3
2361#define PCIX_STATUS_HI_MMRBC_2K      0x2
2362
2363/* Number of bits required to shift right the "pause" bits from the
2364 * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register.
2365 */
2366#define PAUSE_SHIFT 5
2367
2368/* Number of bits required to shift left the "SWDPIO" bits from the
2369 * EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field in the CTRL register.
2370 */
2371#define SWDPIO_SHIFT 17
2372
2373/* Number of bits required to shift left the "SWDPIO_EXT" bits from the
2374 * EEPROM word F (bits 7:4) to the bits 11:8 of The Extended CTRL register.
2375 */
2376#define SWDPIO__EXT_SHIFT 4
2377
2378/* Number of bits required to shift left the "ILOS" bit from the EEPROM
2379 * (bit 4) to the "ILOS" (bit 7) field in the CTRL register.
2380 */
2381#define ILOS_SHIFT  3
2382
2383#define RECEIVE_BUFFER_ALIGN_SIZE  (256)
2384
2385/* Number of milliseconds we wait for auto-negotiation to complete */
2386#define LINK_UP_TIMEOUT             500
2387
2388/* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */
2389#define AUTO_READ_DONE_TIMEOUT      10
2390/* Number of milliseconds we wait for PHY configuration done after MAC reset */
2391#define PHY_CFG_TIMEOUT             100
2392
2393#define E1000_TX_BUFFER_SIZE ((u32)1514)
2394
2395/* The carrier extension symbol, as received by the NIC. */
2396#define CARRIER_EXTENSION   0x0F
2397
2398/* TBI_ACCEPT macro definition:
2399 *
2400 * This macro requires:
2401 *      adapter = a pointer to struct e1000_hw
2402 *      status = the 8 bit status field of the RX descriptor with EOP set
2403 *      error = the 8 bit error field of the RX descriptor with EOP set
2404 *      length = the sum of all the length fields of the RX descriptors that
2405 *               make up the current frame
2406 *      last_byte = the last byte of the frame DMAed by the hardware
2407 *      max_frame_length = the maximum frame length we want to accept.
2408 *      min_frame_length = the minimum frame length we want to accept.
2409 *
2410 * This macro is a conditional that should be used in the interrupt
2411 * handler's Rx processing routine when RxErrors have been detected.
2412 *
2413 * Typical use:
2414 *  ...
2415 *  if (TBI_ACCEPT) {
2416 *      accept_frame = true;
2417 *      e1000_tbi_adjust_stats(adapter, MacAddress);
2418 *      frame_length--;
2419 *  } else {
2420 *      accept_frame = false;
2421 *  }
2422 *  ...
2423 */
2424
2425#define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
2426    ((adapter)->tbi_compatibility_on && \
2427     (((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
2428     ((last_byte) == CARRIER_EXTENSION) && \
2429     (((status) & E1000_RXD_STAT_VP) ? \
2430          (((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
2431           ((length) <= ((adapter)->max_frame_size + 1))) : \
2432          (((length) > (adapter)->min_frame_size) && \
2433           ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
2434
2435/* Structures, enums, and macros for the PHY */
2436
2437/* Bit definitions for the Management Data IO (MDIO) and Management Data
2438 * Clock (MDC) pins in the Device Control Register.
2439 */
2440#define E1000_CTRL_PHY_RESET_DIR  E1000_CTRL_SWDPIO0
2441#define E1000_CTRL_PHY_RESET      E1000_CTRL_SWDPIN0
2442#define E1000_CTRL_MDIO_DIR       E1000_CTRL_SWDPIO2
2443#define E1000_CTRL_MDIO           E1000_CTRL_SWDPIN2
2444#define E1000_CTRL_MDC_DIR        E1000_CTRL_SWDPIO3
2445#define E1000_CTRL_MDC            E1000_CTRL_SWDPIN3
2446#define E1000_CTRL_PHY_RESET_DIR4 E1000_CTRL_EXT_SDP4_DIR
2447#define E1000_CTRL_PHY_RESET4     E1000_CTRL_EXT_SDP4_DATA
2448
2449/* PHY 1000 MII Register/Bit Definitions */
2450/* PHY Registers defined by IEEE */
2451#define PHY_CTRL         0x00	/* Control Register */
2452#define PHY_STATUS       0x01	/* Status Register */
2453#define PHY_ID1          0x02	/* Phy Id Reg (word 1) */
2454#define PHY_ID2          0x03	/* Phy Id Reg (word 2) */
2455#define PHY_AUTONEG_ADV  0x04	/* Autoneg Advertisement */
2456#define PHY_LP_ABILITY   0x05	/* Link Partner Ability (Base Page) */
2457#define PHY_AUTONEG_EXP  0x06	/* Autoneg Expansion Reg */
2458#define PHY_NEXT_PAGE_TX 0x07	/* Next Page TX */
2459#define PHY_LP_NEXT_PAGE 0x08	/* Link Partner Next Page */
2460#define PHY_1000T_CTRL   0x09	/* 1000Base-T Control Reg */
2461#define PHY_1000T_STATUS 0x0A	/* 1000Base-T Status Reg */
2462#define PHY_EXT_STATUS   0x0F	/* Extended Status Reg */
2463
2464#define MAX_PHY_REG_ADDRESS        0x1F	/* 5 bit address bus (0-0x1F) */
2465#define MAX_PHY_MULTI_PAGE_REG     0xF	/* Registers equal on all pages */
2466
2467/* M88E1000 Specific Registers */
2468#define M88E1000_PHY_SPEC_CTRL     0x10	/* PHY Specific Control Register */
2469#define M88E1000_PHY_SPEC_STATUS   0x11	/* PHY Specific Status Register */
2470#define M88E1000_INT_ENABLE        0x12	/* Interrupt Enable Register */
2471#define M88E1000_INT_STATUS        0x13	/* Interrupt Status Register */
2472#define M88E1000_EXT_PHY_SPEC_CTRL 0x14	/* Extended PHY Specific Control */
2473#define M88E1000_RX_ERR_CNTR       0x15	/* Receive Error Counter */
2474
2475#define M88E1000_PHY_EXT_CTRL      0x1A	/* PHY extend control register */
2476#define M88E1000_PHY_PAGE_SELECT   0x1D	/* Reg 29 for page number setting */
2477#define M88E1000_PHY_GEN_CONTROL   0x1E	/* Its meaning depends on reg 29 */
2478#define M88E1000_PHY_VCO_REG_BIT8  0x100	/* Bits 8 & 11 are adjusted for */
2479#define M88E1000_PHY_VCO_REG_BIT11 0x800	/* improved BER performance */
2480
2481#define IGP01E1000_IEEE_REGS_PAGE  0x0000
2482#define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
2483#define IGP01E1000_IEEE_FORCE_GIGA      0x0140
2484
2485/* IGP01E1000 Specific Registers */
2486#define IGP01E1000_PHY_PORT_CONFIG 0x10	/* PHY Specific Port Config Register */
2487#define IGP01E1000_PHY_PORT_STATUS 0x11	/* PHY Specific Status Register */
2488#define IGP01E1000_PHY_PORT_CTRL   0x12	/* PHY Specific Control Register */
2489#define IGP01E1000_PHY_LINK_HEALTH 0x13	/* PHY Link Health Register */
2490#define IGP01E1000_GMII_FIFO       0x14	/* GMII FIFO Register */
2491#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15	/* PHY Channel Quality Register */
2492#define IGP02E1000_PHY_POWER_MGMT      0x19
2493#define IGP01E1000_PHY_PAGE_SELECT     0x1F	/* PHY Page Select Core Register */
2494
2495/* IGP01E1000 AGC Registers - stores the cable length values*/
2496#define IGP01E1000_PHY_AGC_A        0x1172
2497#define IGP01E1000_PHY_AGC_B        0x1272
2498#define IGP01E1000_PHY_AGC_C        0x1472
2499#define IGP01E1000_PHY_AGC_D        0x1872
2500
2501/* IGP02E1000 AGC Registers for cable length values */
2502#define IGP02E1000_PHY_AGC_A        0x11B1
2503#define IGP02E1000_PHY_AGC_B        0x12B1
2504#define IGP02E1000_PHY_AGC_C        0x14B1
2505#define IGP02E1000_PHY_AGC_D        0x18B1
2506
2507/* IGP01E1000 DSP Reset Register */
2508#define IGP01E1000_PHY_DSP_RESET   0x1F33
2509#define IGP01E1000_PHY_DSP_SET     0x1F71
2510#define IGP01E1000_PHY_DSP_FFE     0x1F35
2511
2512#define IGP01E1000_PHY_CHANNEL_NUM    4
2513#define IGP02E1000_PHY_CHANNEL_NUM    4
2514
2515#define IGP01E1000_PHY_AGC_PARAM_A    0x1171
2516#define IGP01E1000_PHY_AGC_PARAM_B    0x1271
2517#define IGP01E1000_PHY_AGC_PARAM_C    0x1471
2518#define IGP01E1000_PHY_AGC_PARAM_D    0x1871
2519
2520#define IGP01E1000_PHY_EDAC_MU_INDEX        0xC000
2521#define IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS 0x8000
2522
2523#define IGP01E1000_PHY_ANALOG_TX_STATE      0x2890
2524#define IGP01E1000_PHY_ANALOG_CLASS_A       0x2000
2525#define IGP01E1000_PHY_FORCE_ANALOG_ENABLE  0x0004
2526#define IGP01E1000_PHY_DSP_FFE_CM_CP        0x0069
2527
2528#define IGP01E1000_PHY_DSP_FFE_DEFAULT      0x002A
2529/* IGP01E1000 PCS Initialization register - stores the polarity status when
2530 * speed = 1000 Mbps. */
2531#define IGP01E1000_PHY_PCS_INIT_REG  0x00B4
2532#define IGP01E1000_PHY_PCS_CTRL_REG  0x00B5
2533
2534#define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
2535
2536/* PHY Control Register */
2537#define MII_CR_SPEED_SELECT_MSB 0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
2538#define MII_CR_COLL_TEST_ENABLE 0x0080	/* Collision test enable */
2539#define MII_CR_FULL_DUPLEX      0x0100	/* FDX =1, half duplex =0 */
2540#define MII_CR_RESTART_AUTO_NEG 0x0200	/* Restart auto negotiation */
2541#define MII_CR_ISOLATE          0x0400	/* Isolate PHY from MII */
2542#define MII_CR_POWER_DOWN       0x0800	/* Power down */
2543#define MII_CR_AUTO_NEG_EN      0x1000	/* Auto Neg Enable */
2544#define MII_CR_SPEED_SELECT_LSB 0x2000	/* bits 6,13: 10=1000, 01=100, 00=10 */
2545#define MII_CR_LOOPBACK         0x4000	/* 0 = normal, 1 = loopback */
2546#define MII_CR_RESET            0x8000	/* 0 = normal, 1 = PHY reset */
2547
2548/* PHY Status Register */
2549#define MII_SR_EXTENDED_CAPS     0x0001	/* Extended register capabilities */
2550#define MII_SR_JABBER_DETECT     0x0002	/* Jabber Detected */
2551#define MII_SR_LINK_STATUS       0x0004	/* Link Status 1 = link */
2552#define MII_SR_AUTONEG_CAPS      0x0008	/* Auto Neg Capable */
2553#define MII_SR_REMOTE_FAULT      0x0010	/* Remote Fault Detect */
2554#define MII_SR_AUTONEG_COMPLETE  0x0020	/* Auto Neg Complete */
2555#define MII_SR_PREAMBLE_SUPPRESS 0x0040	/* Preamble may be suppressed */
2556#define MII_SR_EXTENDED_STATUS   0x0100	/* Ext. status info in Reg 0x0F */
2557#define MII_SR_100T2_HD_CAPS     0x0200	/* 100T2 Half Duplex Capable */
2558#define MII_SR_100T2_FD_CAPS     0x0400	/* 100T2 Full Duplex Capable */
2559#define MII_SR_10T_HD_CAPS       0x0800	/* 10T   Half Duplex Capable */
2560#define MII_SR_10T_FD_CAPS       0x1000	/* 10T   Full Duplex Capable */
2561#define MII_SR_100X_HD_CAPS      0x2000	/* 100X  Half Duplex Capable */
2562#define MII_SR_100X_FD_CAPS      0x4000	/* 100X  Full Duplex Capable */
2563#define MII_SR_100T4_CAPS        0x8000	/* 100T4 Capable */
2564
2565/* Autoneg Advertisement Register */
2566#define NWAY_AR_SELECTOR_FIELD 0x0001	/* indicates IEEE 802.3 CSMA/CD */
2567#define NWAY_AR_10T_HD_CAPS    0x0020	/* 10T   Half Duplex Capable */
2568#define NWAY_AR_10T_FD_CAPS    0x0040	/* 10T   Full Duplex Capable */
2569#define NWAY_AR_100TX_HD_CAPS  0x0080	/* 100TX Half Duplex Capable */
2570#define NWAY_AR_100TX_FD_CAPS  0x0100	/* 100TX Full Duplex Capable */
2571#define NWAY_AR_100T4_CAPS     0x0200	/* 100T4 Capable */
2572#define NWAY_AR_PAUSE          0x0400	/* Pause operation desired */
2573#define NWAY_AR_ASM_DIR        0x0800	/* Asymmetric Pause Direction bit */
2574#define NWAY_AR_REMOTE_FAULT   0x2000	/* Remote Fault detected */
2575#define NWAY_AR_NEXT_PAGE      0x8000	/* Next Page ability supported */
2576
2577/* Link Partner Ability Register (Base Page) */
2578#define NWAY_LPAR_SELECTOR_FIELD 0x0000	/* LP protocol selector field */
2579#define NWAY_LPAR_10T_HD_CAPS    0x0020	/* LP is 10T   Half Duplex Capable */
2580#define NWAY_LPAR_10T_FD_CAPS    0x0040	/* LP is 10T   Full Duplex Capable */
2581#define NWAY_LPAR_100TX_HD_CAPS  0x0080	/* LP is 100TX Half Duplex Capable */
2582#define NWAY_LPAR_100TX_FD_CAPS  0x0100	/* LP is 100TX Full Duplex Capable */
2583#define NWAY_LPAR_100T4_CAPS     0x0200	/* LP is 100T4 Capable */
2584#define NWAY_LPAR_PAUSE          0x0400	/* LP Pause operation desired */
2585#define NWAY_LPAR_ASM_DIR        0x0800	/* LP Asymmetric Pause Direction bit */
2586#define NWAY_LPAR_REMOTE_FAULT   0x2000	/* LP has detected Remote Fault */
2587#define NWAY_LPAR_ACKNOWLEDGE    0x4000	/* LP has rx'd link code word */
2588#define NWAY_LPAR_NEXT_PAGE      0x8000	/* Next Page ability supported */
2589
2590/* Autoneg Expansion Register */
2591#define NWAY_ER_LP_NWAY_CAPS      0x0001	/* LP has Auto Neg Capability */
2592#define NWAY_ER_PAGE_RXD          0x0002	/* LP is 10T   Half Duplex Capable */
2593#define NWAY_ER_NEXT_PAGE_CAPS    0x0004	/* LP is 10T   Full Duplex Capable */
2594#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008	/* LP is 100TX Half Duplex Capable */
2595#define NWAY_ER_PAR_DETECT_FAULT  0x0010	/* LP is 100TX Full Duplex Capable */
2596
2597/* Next Page TX Register */
2598#define NPTX_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
2599#define NPTX_TOGGLE         0x0800	/* Toggles between exchanges
2600					 * of different NP
2601					 */
2602#define NPTX_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
2603					 * 0 = cannot comply with msg
2604					 */
2605#define NPTX_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
2606#define NPTX_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
2607					 * 0 = sending last NP
2608					 */
2609
2610/* Link Partner Next Page Register */
2611#define LP_RNPR_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
2612#define LP_RNPR_TOGGLE         0x0800	/* Toggles between exchanges
2613					 * of different NP
2614					 */
2615#define LP_RNPR_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
2616					 * 0 = cannot comply with msg
2617					 */
2618#define LP_RNPR_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
2619#define LP_RNPR_ACKNOWLDGE     0x4000	/* 1 = ACK / 0 = NO ACK */
2620#define LP_RNPR_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
2621					 * 0 = sending last NP
2622					 */
2623
2624/* 1000BASE-T Control Register */
2625#define CR_1000T_ASYM_PAUSE      0x0080	/* Advertise asymmetric pause bit */
2626#define CR_1000T_HD_CAPS         0x0100	/* Advertise 1000T HD capability */
2627#define CR_1000T_FD_CAPS         0x0200	/* Advertise 1000T FD capability  */
2628#define CR_1000T_REPEATER_DTE    0x0400	/* 1=Repeater/switch device port */
2629					/* 0=DTE device */
2630#define CR_1000T_MS_VALUE        0x0800	/* 1=Configure PHY as Master */
2631					/* 0=Configure PHY as Slave */
2632#define CR_1000T_MS_ENABLE       0x1000	/* 1=Master/Slave manual config value */
2633					/* 0=Automatic Master/Slave config */
2634#define CR_1000T_TEST_MODE_NORMAL 0x0000	/* Normal Operation */
2635#define CR_1000T_TEST_MODE_1     0x2000	/* Transmit Waveform test */
2636#define CR_1000T_TEST_MODE_2     0x4000	/* Master Transmit Jitter test */
2637#define CR_1000T_TEST_MODE_3     0x6000	/* Slave Transmit Jitter test */
2638#define CR_1000T_TEST_MODE_4     0x8000	/* Transmitter Distortion test */
2639
2640/* 1000BASE-T Status Register */
2641#define SR_1000T_IDLE_ERROR_CNT   0x00FF	/* Num idle errors since last read */
2642#define SR_1000T_ASYM_PAUSE_DIR   0x0100	/* LP asymmetric pause direction bit */
2643#define SR_1000T_LP_HD_CAPS       0x0400	/* LP is 1000T HD capable */
2644#define SR_1000T_LP_FD_CAPS       0x0800	/* LP is 1000T FD capable */
2645#define SR_1000T_REMOTE_RX_STATUS 0x1000	/* Remote receiver OK */
2646#define SR_1000T_LOCAL_RX_STATUS  0x2000	/* Local receiver OK */
2647#define SR_1000T_MS_CONFIG_RES    0x4000	/* 1=Local TX is Master, 0=Slave */
2648#define SR_1000T_MS_CONFIG_FAULT  0x8000	/* Master/Slave config fault */
2649#define SR_1000T_REMOTE_RX_STATUS_SHIFT          12
2650#define SR_1000T_LOCAL_RX_STATUS_SHIFT           13
2651#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT    5
2652#define FFE_IDLE_ERR_COUNT_TIMEOUT_20            20
2653#define FFE_IDLE_ERR_COUNT_TIMEOUT_100           100
2654
2655/* Extended Status Register */
2656#define IEEE_ESR_1000T_HD_CAPS 0x1000	/* 1000T HD capable */
2657#define IEEE_ESR_1000T_FD_CAPS 0x2000	/* 1000T FD capable */
2658#define IEEE_ESR_1000X_HD_CAPS 0x4000	/* 1000X HD capable */
2659#define IEEE_ESR_1000X_FD_CAPS 0x8000	/* 1000X FD capable */
2660
2661#define PHY_TX_POLARITY_MASK   0x0100	/* register 10h bit 8 (polarity bit) */
2662#define PHY_TX_NORMAL_POLARITY 0	/* register 10h bit 8 (normal polarity) */
2663
2664#define AUTO_POLARITY_DISABLE  0x0010	/* register 11h bit 4 */
2665				      /* (0=enable, 1=disable) */
2666
2667/* M88E1000 PHY Specific Control Register */
2668#define M88E1000_PSCR_JABBER_DISABLE    0x0001	/* 1=Jabber Function disabled */
2669#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002	/* 1=Polarity Reversal enabled */
2670#define M88E1000_PSCR_SQE_TEST          0x0004	/* 1=SQE Test enabled */
2671#define M88E1000_PSCR_CLK125_DISABLE    0x0010	/* 1=CLK125 low,
2672						 * 0=CLK125 toggling
2673						 */
2674#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000	/* MDI Crossover Mode bits 6:5 */
2675					       /* Manual MDI configuration */
2676#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020	/* Manual MDIX configuration */
2677#define M88E1000_PSCR_AUTO_X_1000T     0x0040	/* 1000BASE-T: Auto crossover,
2678						 *  100BASE-TX/10BASE-T:
2679						 *  MDI Mode
2680						 */
2681#define M88E1000_PSCR_AUTO_X_MODE      0x0060	/* Auto crossover enabled
2682						 * all speeds.
2683						 */
2684#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
2685					/* 1=Enable Extended 10BASE-T distance
2686					 * (Lower 10BASE-T RX Threshold)
2687					 * 0=Normal 10BASE-T RX Threshold */
2688#define M88E1000_PSCR_MII_5BIT_ENABLE      0x0100
2689					/* 1=5-Bit interface in 100BASE-TX
2690					 * 0=MII interface in 100BASE-TX */
2691#define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200	/* 1=Scrambler disable */
2692#define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400	/* 1=Force link good */
2693#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800	/* 1=Assert CRS on Transmit */
2694
2695#define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT    1
2696#define M88E1000_PSCR_AUTO_X_MODE_SHIFT          5
2697#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
2698
2699/* M88E1000 PHY Specific Status Register */
2700#define M88E1000_PSSR_JABBER             0x0001	/* 1=Jabber */
2701#define M88E1000_PSSR_REV_POLARITY       0x0002	/* 1=Polarity reversed */
2702#define M88E1000_PSSR_DOWNSHIFT          0x0020	/* 1=Downshifted */
2703#define M88E1000_PSSR_MDIX               0x0040	/* 1=MDIX; 0=MDI */
2704#define M88E1000_PSSR_CABLE_LENGTH       0x0380	/* 0=<50M;1=50-80M;2=80-110M;
2705						 * 3=110-140M;4=>140M */
2706#define M88E1000_PSSR_LINK               0x0400	/* 1=Link up, 0=Link down */
2707#define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800	/* 1=Speed & Duplex resolved */
2708#define M88E1000_PSSR_PAGE_RCVD          0x1000	/* 1=Page received */
2709#define M88E1000_PSSR_DPLX               0x2000	/* 1=Duplex 0=Half Duplex */
2710#define M88E1000_PSSR_SPEED              0xC000	/* Speed, bits 14:15 */
2711#define M88E1000_PSSR_10MBS              0x0000	/* 00=10Mbs */
2712#define M88E1000_PSSR_100MBS             0x4000	/* 01=100Mbs */
2713#define M88E1000_PSSR_1000MBS            0x8000	/* 10=1000Mbs */
2714
2715#define M88E1000_PSSR_REV_POLARITY_SHIFT 1
2716#define M88E1000_PSSR_DOWNSHIFT_SHIFT    5
2717#define M88E1000_PSSR_MDIX_SHIFT         6
2718#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
2719
2720/* M88E1000 Extended PHY Specific Control Register */
2721#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000	/* 1=Fiber loopback */
2722#define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000	/* 1=Lost lock detect enabled.
2723						 * Will assert lost lock and bring
2724						 * link down if idle not seen
2725						 * within 1ms in 1000BASE-T
2726						 */
2727/* Number of times we will attempt to autonegotiate before downshifting if we
2728 * are the master */
2729#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
2730#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
2731#define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X   0x0400
2732#define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X   0x0800
2733#define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X   0x0C00
2734/* Number of times we will attempt to autonegotiate before downshifting if we
2735 * are the slave */
2736#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
2737#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS   0x0000
2738#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
2739#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
2740#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
2741#define M88E1000_EPSCR_TX_CLK_2_5     0x0060	/* 2.5 MHz TX_CLK */
2742#define M88E1000_EPSCR_TX_CLK_25      0x0070	/* 25  MHz TX_CLK */
2743#define M88E1000_EPSCR_TX_CLK_0       0x0000	/* NO  TX_CLK */
2744
2745/* M88EC018 Rev 2 specific DownShift settings */
2746#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
2747#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_1X    0x0000
2748#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_2X    0x0200
2749#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_3X    0x0400
2750#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_4X    0x0600
2751#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
2752#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_6X    0x0A00
2753#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_7X    0x0C00
2754#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_8X    0x0E00
2755
2756/* IGP01E1000 Specific Port Config Register - R/W */
2757#define IGP01E1000_PSCFR_AUTO_MDIX_PAR_DETECT  0x0010
2758#define IGP01E1000_PSCFR_PRE_EN                0x0020
2759#define IGP01E1000_PSCFR_SMART_SPEED           0x0080
2760#define IGP01E1000_PSCFR_DISABLE_TPLOOPBACK    0x0100
2761#define IGP01E1000_PSCFR_DISABLE_JABBER        0x0400
2762#define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
2763
2764/* IGP01E1000 Specific Port Status Register - R/O */
2765#define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001	/* RO LH SC */
2766#define IGP01E1000_PSSR_POLARITY_REVERSED      0x0002
2767#define IGP01E1000_PSSR_CABLE_LENGTH           0x007C
2768#define IGP01E1000_PSSR_FULL_DUPLEX            0x0200
2769#define IGP01E1000_PSSR_LINK_UP                0x0400
2770#define IGP01E1000_PSSR_MDIX                   0x0800
2771#define IGP01E1000_PSSR_SPEED_MASK             0xC000	/* speed bits mask */
2772#define IGP01E1000_PSSR_SPEED_10MBPS           0x4000
2773#define IGP01E1000_PSSR_SPEED_100MBPS          0x8000
2774#define IGP01E1000_PSSR_SPEED_1000MBPS         0xC000
2775#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002	/* shift right 2 */
2776#define IGP01E1000_PSSR_MDIX_SHIFT             0x000B	/* shift right 11 */
2777
2778/* IGP01E1000 Specific Port Control Register - R/W */
2779#define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
2780#define IGP01E1000_PSCR_CORRECT_NC_SCMBLR      0x0200
2781#define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
2782#define IGP01E1000_PSCR_FLIP_CHIP              0x0800
2783#define IGP01E1000_PSCR_AUTO_MDIX              0x1000
2784#define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000	/* 0-MDI, 1-MDIX */
2785
2786/* IGP01E1000 Specific Port Link Health Register */
2787#define IGP01E1000_PLHR_SS_DOWNGRADE           0x8000
2788#define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR    0x4000
2789#define IGP01E1000_PLHR_MASTER_FAULT           0x2000
2790#define IGP01E1000_PLHR_MASTER_RESOLUTION      0x1000
2791#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800	/* LH */
2792#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400	/* LH */
2793#define IGP01E1000_PLHR_DATA_ERR_1             0x0200	/* LH */
2794#define IGP01E1000_PLHR_DATA_ERR_0             0x0100
2795#define IGP01E1000_PLHR_AUTONEG_FAULT          0x0040
2796#define IGP01E1000_PLHR_AUTONEG_ACTIVE         0x0010
2797#define IGP01E1000_PLHR_VALID_CHANNEL_D        0x0008
2798#define IGP01E1000_PLHR_VALID_CHANNEL_C        0x0004
2799#define IGP01E1000_PLHR_VALID_CHANNEL_B        0x0002
2800#define IGP01E1000_PLHR_VALID_CHANNEL_A        0x0001
2801
2802/* IGP01E1000 Channel Quality Register */
2803#define IGP01E1000_MSE_CHANNEL_D        0x000F
2804#define IGP01E1000_MSE_CHANNEL_C        0x00F0
2805#define IGP01E1000_MSE_CHANNEL_B        0x0F00
2806#define IGP01E1000_MSE_CHANNEL_A        0xF000
2807
2808#define IGP02E1000_PM_SPD                         0x0001	/* Smart Power Down */
2809#define IGP02E1000_PM_D3_LPLU                     0x0004	/* Enable LPLU in non-D0a modes */
2810#define IGP02E1000_PM_D0_LPLU                     0x0002	/* Enable LPLU in D0a mode */
2811
2812/* IGP01E1000 DSP reset macros */
2813#define DSP_RESET_ENABLE     0x0
2814#define DSP_RESET_DISABLE    0x2
2815#define E1000_MAX_DSP_RESETS 10
2816
2817/* IGP01E1000 & IGP02E1000 AGC Registers */
2818
2819#define IGP01E1000_AGC_LENGTH_SHIFT 7	/* Coarse - 13:11, Fine - 10:7 */
2820#define IGP02E1000_AGC_LENGTH_SHIFT 9	/* Coarse - 15:13, Fine - 12:9 */
2821
2822/* IGP02E1000 AGC Register Length 9-bit mask */
2823#define IGP02E1000_AGC_LENGTH_MASK  0x7F
2824
2825/* 7 bits (3 Coarse + 4 Fine) --> 128 optional values */
2826#define IGP01E1000_AGC_LENGTH_TABLE_SIZE 128
2827#define IGP02E1000_AGC_LENGTH_TABLE_SIZE 113
2828
2829/* The precision error of the cable length is +/- 10 meters */
2830#define IGP01E1000_AGC_RANGE    10
2831#define IGP02E1000_AGC_RANGE    15
2832
2833/* IGP01E1000 PCS Initialization register */
2834/* bits 3:6 in the PCS registers stores the channels polarity */
2835#define IGP01E1000_PHY_POLARITY_MASK    0x0078
2836
2837/* IGP01E1000 GMII FIFO Register */
2838#define IGP01E1000_GMII_FLEX_SPD               0x10	/* Enable flexible speed
2839							 * on Link-Up */
2840#define IGP01E1000_GMII_SPD                    0x20	/* Enable SPD */
2841
2842/* IGP01E1000 Analog Register */
2843#define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
2844#define IGP01E1000_ANALOG_FUSE_STATUS             0x20D0
2845#define IGP01E1000_ANALOG_FUSE_CONTROL            0x20DC
2846#define IGP01E1000_ANALOG_FUSE_BYPASS             0x20DE
2847
2848#define IGP01E1000_ANALOG_FUSE_POLY_MASK            0xF000
2849#define IGP01E1000_ANALOG_FUSE_FINE_MASK            0x0F80
2850#define IGP01E1000_ANALOG_FUSE_COARSE_MASK          0x0070
2851#define IGP01E1000_ANALOG_SPARE_FUSE_ENABLED        0x0100
2852#define IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL    0x0002
2853
2854#define IGP01E1000_ANALOG_FUSE_COARSE_THRESH        0x0040
2855#define IGP01E1000_ANALOG_FUSE_COARSE_10            0x0010
2856#define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
2857#define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
2858
2859/* Bit definitions for valid PHY IDs. */
2860/* I = Integrated
2861 * E = External
2862 */
2863#define M88_VENDOR         0x0141
2864#define M88E1000_E_PHY_ID  0x01410C50
2865#define M88E1000_I_PHY_ID  0x01410C30
2866#define M88E1011_I_PHY_ID  0x01410C20
2867#define IGP01E1000_I_PHY_ID  0x02A80380
2868#define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
2869#define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
2870#define M88E1011_I_REV_4   0x04
2871#define M88E1111_I_PHY_ID  0x01410CC0
2872#define L1LXT971A_PHY_ID   0x001378E0
2873
2874/* Bits...
2875 * 15-5: page
2876 * 4-0: register offset
2877 */
2878#define PHY_PAGE_SHIFT        5
2879#define PHY_REG(page, reg)    \
2880        (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
2881
2882#define IGP3_PHY_PORT_CTRL           \
2883        PHY_REG(769, 17)	/* Port General Configuration */
2884#define IGP3_PHY_RATE_ADAPT_CTRL \
2885        PHY_REG(769, 25)	/* Rate Adapter Control Register */
2886
2887#define IGP3_KMRN_FIFO_CTRL_STATS \
2888        PHY_REG(770, 16)	/* KMRN FIFO's control/status register */
2889#define IGP3_KMRN_POWER_MNG_CTRL \
2890        PHY_REG(770, 17)	/* KMRN Power Management Control Register */
2891#define IGP3_KMRN_INBAND_CTRL \
2892        PHY_REG(770, 18)	/* KMRN Inband Control Register */
2893#define IGP3_KMRN_DIAG \
2894        PHY_REG(770, 19)	/* KMRN Diagnostic register */
2895#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002	/* RX PCS is not synced */
2896#define IGP3_KMRN_ACK_TIMEOUT \
2897        PHY_REG(770, 20)	/* KMRN Acknowledge Timeouts register */
2898
2899#define IGP3_VR_CTRL \
2900        PHY_REG(776, 18)	/* Voltage regulator control register */
2901#define IGP3_VR_CTRL_MODE_SHUT       0x0200	/* Enter powerdown, shutdown VRs */
2902#define IGP3_VR_CTRL_MODE_MASK       0x0300	/* Shutdown VR Mask */
2903
2904#define IGP3_CAPABILITY \
2905        PHY_REG(776, 19)	/* IGP3 Capability Register */
2906
2907/* Capabilities for SKU Control  */
2908#define IGP3_CAP_INITIATE_TEAM       0x0001	/* Able to initiate a team */
2909#define IGP3_CAP_WFM                 0x0002	/* Support WoL and PXE */
2910#define IGP3_CAP_ASF                 0x0004	/* Support ASF */
2911#define IGP3_CAP_LPLU                0x0008	/* Support Low Power Link Up */
2912#define IGP3_CAP_DC_AUTO_SPEED       0x0010	/* Support AC/DC Auto Link Speed */
2913#define IGP3_CAP_SPD                 0x0020	/* Support Smart Power Down */
2914#define IGP3_CAP_MULT_QUEUE          0x0040	/* Support 2 tx & 2 rx queues */
2915#define IGP3_CAP_RSS                 0x0080	/* Support RSS */
2916#define IGP3_CAP_8021PQ              0x0100	/* Support 802.1Q & 802.1p */
2917#define IGP3_CAP_AMT_CB              0x0200	/* Support active manageability and circuit breaker */
2918
2919#define IGP3_PPC_JORDAN_EN           0x0001
2920#define IGP3_PPC_JORDAN_GIGA_SPEED   0x0002
2921
2922#define IGP3_KMRN_PMC_EE_IDLE_LINK_DIS         0x0001
2923#define IGP3_KMRN_PMC_K0S_ENTRY_LATENCY_MASK   0x001E
2924#define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA        0x0020
2925#define IGP3_KMRN_PMC_K0S_MODE1_EN_100         0x0040
2926
2927#define IGP3E1000_PHY_MISC_CTRL                0x1B	/* Misc. Ctrl register */
2928#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000	/* Duplex Manual Set */
2929
2930#define IGP3_KMRN_EXT_CTRL  PHY_REG(770, 18)
2931#define IGP3_KMRN_EC_DIS_INBAND    0x0080
2932
2933#define IGP03E1000_E_PHY_ID  0x02A80390
2934#define IFE_E_PHY_ID         0x02A80330	/* 10/100 PHY */
2935#define IFE_PLUS_E_PHY_ID    0x02A80320
2936#define IFE_C_E_PHY_ID       0x02A80310
2937
2938#define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10	/* 100BaseTx Extended Status, Control and Address */
2939#define IFE_PHY_SPECIAL_CONTROL           0x11	/* 100BaseTx PHY special control register */
2940#define IFE_PHY_RCV_FALSE_CARRIER         0x13	/* 100BaseTx Receive False Carrier Counter */
2941#define IFE_PHY_RCV_DISCONNECT            0x14	/* 100BaseTx Receive Disconnect Counter */
2942#define IFE_PHY_RCV_ERROT_FRAME           0x15	/* 100BaseTx Receive Error Frame Counter */
2943#define IFE_PHY_RCV_SYMBOL_ERR            0x16	/* Receive Symbol Error Counter */
2944#define IFE_PHY_PREM_EOF_ERR              0x17	/* 100BaseTx Receive Premature End Of Frame Error Counter */
2945#define IFE_PHY_RCV_EOF_ERR               0x18	/* 10BaseT Receive End Of Frame Error Counter */
2946#define IFE_PHY_TX_JABBER_DETECT          0x19	/* 10BaseT Transmit Jabber Detect Counter */
2947#define IFE_PHY_EQUALIZER                 0x1A	/* PHY Equalizer Control and Status */
2948#define IFE_PHY_SPECIAL_CONTROL_LED       0x1B	/* PHY special control and LED configuration */
2949#define IFE_PHY_MDIX_CONTROL              0x1C	/* MDI/MDI-X Control register */
2950#define IFE_PHY_HWI_CONTROL               0x1D	/* Hardware Integrity Control (HWI) */
2951
2952#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000	/* Default 1 = Disable auto reduced power down */
2953#define IFE_PESC_100BTX_POWER_DOWN           0x0400	/* Indicates the power state of 100BASE-TX */
2954#define IFE_PESC_10BTX_POWER_DOWN            0x0200	/* Indicates the power state of 10BASE-T */
2955#define IFE_PESC_POLARITY_REVERSED           0x0100	/* Indicates 10BASE-T polarity */
2956#define IFE_PESC_PHY_ADDR_MASK               0x007C	/* Bit 6:2 for sampled PHY address */
2957#define IFE_PESC_SPEED                       0x0002	/* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
2958#define IFE_PESC_DUPLEX                      0x0001	/* Auto-negotiation duplex result 1=Full, 0=Half */
2959#define IFE_PESC_POLARITY_REVERSED_SHIFT     8
2960
2961#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100	/* 1 = Dynamic Power Down disabled */
2962#define IFE_PSC_FORCE_POLARITY               0x0020	/* 1=Reversed Polarity, 0=Normal */
2963#define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010	/* 1=Auto Polarity Disabled, 0=Enabled */
2964#define IFE_PSC_JABBER_FUNC_DISABLE          0x0001	/* 1=Jabber Disabled, 0=Normal Jabber Operation */
2965#define IFE_PSC_FORCE_POLARITY_SHIFT         5
2966#define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
2967
2968#define IFE_PMC_AUTO_MDIX                    0x0080	/* 1=enable MDI/MDI-X feature, default 0=disabled */
2969#define IFE_PMC_FORCE_MDIX                   0x0040	/* 1=force MDIX-X, 0=force MDI */
2970#define IFE_PMC_MDIX_STATUS                  0x0020	/* 1=MDI-X, 0=MDI */
2971#define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010	/* Resolution algorithm is completed */
2972#define IFE_PMC_MDIX_MODE_SHIFT              6
2973#define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000	/* Disable auto MDI-X */
2974
2975#define IFE_PHC_HWI_ENABLE                   0x8000	/* Enable the HWI feature */
2976#define IFE_PHC_ABILITY_CHECK                0x4000	/* 1= Test Passed, 0=failed */
2977#define IFE_PHC_TEST_EXEC                    0x2000	/* PHY launch test pulses on the wire */
2978#define IFE_PHC_HIGHZ                        0x0200	/* 1 = Open Circuit */
2979#define IFE_PHC_LOWZ                         0x0400	/* 1 = Short Circuit */
2980#define IFE_PHC_LOW_HIGH_Z_MASK              0x0600	/* Mask for indication type of problem on the line */
2981#define IFE_PHC_DISTANCE_MASK                0x01FF	/* Mask for distance to the cable problem, in 80cm granularity */
2982#define IFE_PHC_RESET_ALL_MASK               0x0000	/* Disable HWI */
2983#define IFE_PSCL_PROBE_MODE                  0x0020	/* LED Probe mode */
2984#define IFE_PSCL_PROBE_LEDS_OFF              0x0006	/* Force LEDs 0 and 2 off */
2985#define IFE_PSCL_PROBE_LEDS_ON               0x0007	/* Force LEDs 0 and 2 on */
2986
2987#define ICH_FLASH_COMMAND_TIMEOUT            5000	/* 5000 uSecs - adjusted */
2988#define ICH_FLASH_ERASE_TIMEOUT              3000000	/* Up to 3 seconds - worst case */
2989#define ICH_FLASH_CYCLE_REPEAT_COUNT         10	/* 10 cycles */
2990#define ICH_FLASH_SEG_SIZE_256               256
2991#define ICH_FLASH_SEG_SIZE_4K                4096
2992#define ICH_FLASH_SEG_SIZE_64K               65536
2993
2994#define ICH_CYCLE_READ                       0x0
2995#define ICH_CYCLE_RESERVED                   0x1
2996#define ICH_CYCLE_WRITE                      0x2
2997#define ICH_CYCLE_ERASE                      0x3
2998
2999#define ICH_FLASH_GFPREG   0x0000
3000#define ICH_FLASH_HSFSTS   0x0004
3001#define ICH_FLASH_HSFCTL   0x0006
3002#define ICH_FLASH_FADDR    0x0008
3003#define ICH_FLASH_FDATA0   0x0010
3004#define ICH_FLASH_FRACC    0x0050
3005#define ICH_FLASH_FREG0    0x0054
3006#define ICH_FLASH_FREG1    0x0058
3007#define ICH_FLASH_FREG2    0x005C
3008#define ICH_FLASH_FREG3    0x0060
3009#define ICH_FLASH_FPR0     0x0074
3010#define ICH_FLASH_FPR1     0x0078
3011#define ICH_FLASH_SSFSTS   0x0090
3012#define ICH_FLASH_SSFCTL   0x0092
3013#define ICH_FLASH_PREOP    0x0094
3014#define ICH_FLASH_OPTYPE   0x0096
3015#define ICH_FLASH_OPMENU   0x0098
3016
3017#define ICH_FLASH_REG_MAPSIZE      0x00A0
3018#define ICH_FLASH_SECTOR_SIZE      4096
3019#define ICH_GFPREG_BASE_MASK       0x1FFF
3020#define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
3021
3022/* Miscellaneous PHY bit definitions. */
3023#define PHY_PREAMBLE        0xFFFFFFFF
3024#define PHY_SOF             0x01
3025#define PHY_OP_READ         0x02
3026#define PHY_OP_WRITE        0x01
3027#define PHY_TURNAROUND      0x02
3028#define PHY_PREAMBLE_SIZE   32
3029#define MII_CR_SPEED_1000   0x0040
3030#define MII_CR_SPEED_100    0x2000
3031#define MII_CR_SPEED_10     0x0000
3032#define E1000_PHY_ADDRESS   0x01
3033#define PHY_AUTO_NEG_TIME   45	/* 4.5 Seconds */
3034#define PHY_FORCE_TIME      20	/* 2.0 Seconds */
3035#define PHY_REVISION_MASK   0xFFFFFFF0
3036#define DEVICE_SPEED_MASK   0x00000300	/* Device Ctrl Reg Speed Mask */
3037#define REG4_SPEED_MASK     0x01E0
3038#define REG9_SPEED_MASK     0x0300
3039#define ADVERTISE_10_HALF   0x0001
3040#define ADVERTISE_10_FULL   0x0002
3041#define ADVERTISE_100_HALF  0x0004
3042#define ADVERTISE_100_FULL  0x0008
3043#define ADVERTISE_1000_HALF 0x0010
3044#define ADVERTISE_1000_FULL 0x0020
3045#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F	/* Everything but 1000-Half */
3046#define AUTONEG_ADVERTISE_10_100_ALL    0x000F	/* All 10/100 speeds */
3047#define AUTONEG_ADVERTISE_10_ALL        0x0003	/* 10Mbps Full & Half speeds */
3048
3049#endif /* _E1000_HW_H_ */
3050