xref: /linux/drivers/net/ethernet/intel/e1000/e1000_hw.h (revision a1c613ae4c322ddd58d5a8539dbfba2a0380a8c0)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 1999 - 2006 Intel Corporation. */
3 
4 /* e1000_hw.h
5  * Structures, enums, and macros for the MAC
6  */
7 
8 #ifndef _E1000_HW_H_
9 #define _E1000_HW_H_
10 
11 #include "e1000_osdep.h"
12 
13 
14 /* Forward declarations of structures used by the shared code */
15 struct e1000_hw;
16 struct e1000_hw_stats;
17 
18 /* Enumerated types specific to the e1000 hardware */
19 /* Media Access Controllers */
20 typedef enum {
21 	e1000_undefined = 0,
22 	e1000_82542_rev2_0,
23 	e1000_82542_rev2_1,
24 	e1000_82543,
25 	e1000_82544,
26 	e1000_82540,
27 	e1000_82545,
28 	e1000_82545_rev_3,
29 	e1000_82546,
30 	e1000_ce4100,
31 	e1000_82546_rev_3,
32 	e1000_82541,
33 	e1000_82541_rev_2,
34 	e1000_82547,
35 	e1000_82547_rev_2,
36 	e1000_num_macs
37 } e1000_mac_type;
38 
39 typedef enum {
40 	e1000_eeprom_uninitialized = 0,
41 	e1000_eeprom_spi,
42 	e1000_eeprom_microwire,
43 	e1000_eeprom_flash,
44 	e1000_eeprom_none,	/* No NVM support */
45 	e1000_num_eeprom_types
46 } e1000_eeprom_type;
47 
48 /* Media Types */
49 typedef enum {
50 	e1000_media_type_copper = 0,
51 	e1000_media_type_fiber = 1,
52 	e1000_media_type_internal_serdes = 2,
53 	e1000_num_media_types
54 } e1000_media_type;
55 
56 typedef enum {
57 	e1000_10_half = 0,
58 	e1000_10_full = 1,
59 	e1000_100_half = 2,
60 	e1000_100_full = 3
61 } e1000_speed_duplex_type;
62 
63 /* Flow Control Settings */
64 typedef enum {
65 	E1000_FC_NONE = 0,
66 	E1000_FC_RX_PAUSE = 1,
67 	E1000_FC_TX_PAUSE = 2,
68 	E1000_FC_FULL = 3,
69 	E1000_FC_DEFAULT = 0xFF
70 } e1000_fc_type;
71 
72 struct e1000_shadow_ram {
73 	u16 eeprom_word;
74 	bool modified;
75 };
76 
77 /* PCI bus types */
78 typedef enum {
79 	e1000_bus_type_unknown = 0,
80 	e1000_bus_type_pci,
81 	e1000_bus_type_pcix,
82 	e1000_bus_type_reserved
83 } e1000_bus_type;
84 
85 /* PCI bus speeds */
86 typedef enum {
87 	e1000_bus_speed_unknown = 0,
88 	e1000_bus_speed_33,
89 	e1000_bus_speed_66,
90 	e1000_bus_speed_100,
91 	e1000_bus_speed_120,
92 	e1000_bus_speed_133,
93 	e1000_bus_speed_reserved
94 } e1000_bus_speed;
95 
96 /* PCI bus widths */
97 typedef enum {
98 	e1000_bus_width_unknown = 0,
99 	e1000_bus_width_32,
100 	e1000_bus_width_64,
101 	e1000_bus_width_reserved
102 } e1000_bus_width;
103 
104 /* PHY status info structure and supporting enums */
105 typedef enum {
106 	e1000_cable_length_50 = 0,
107 	e1000_cable_length_50_80,
108 	e1000_cable_length_80_110,
109 	e1000_cable_length_110_140,
110 	e1000_cable_length_140,
111 	e1000_cable_length_undefined = 0xFF
112 } e1000_cable_length;
113 
114 typedef enum {
115 	e1000_gg_cable_length_60 = 0,
116 	e1000_gg_cable_length_60_115 = 1,
117 	e1000_gg_cable_length_115_150 = 2,
118 	e1000_gg_cable_length_150 = 4
119 } e1000_gg_cable_length;
120 
121 typedef enum {
122 	e1000_igp_cable_length_10 = 10,
123 	e1000_igp_cable_length_20 = 20,
124 	e1000_igp_cable_length_30 = 30,
125 	e1000_igp_cable_length_40 = 40,
126 	e1000_igp_cable_length_50 = 50,
127 	e1000_igp_cable_length_60 = 60,
128 	e1000_igp_cable_length_70 = 70,
129 	e1000_igp_cable_length_80 = 80,
130 	e1000_igp_cable_length_90 = 90,
131 	e1000_igp_cable_length_100 = 100,
132 	e1000_igp_cable_length_110 = 110,
133 	e1000_igp_cable_length_115 = 115,
134 	e1000_igp_cable_length_120 = 120,
135 	e1000_igp_cable_length_130 = 130,
136 	e1000_igp_cable_length_140 = 140,
137 	e1000_igp_cable_length_150 = 150,
138 	e1000_igp_cable_length_160 = 160,
139 	e1000_igp_cable_length_170 = 170,
140 	e1000_igp_cable_length_180 = 180
141 } e1000_igp_cable_length;
142 
143 typedef enum {
144 	e1000_10bt_ext_dist_enable_normal = 0,
145 	e1000_10bt_ext_dist_enable_lower,
146 	e1000_10bt_ext_dist_enable_undefined = 0xFF
147 } e1000_10bt_ext_dist_enable;
148 
149 typedef enum {
150 	e1000_rev_polarity_normal = 0,
151 	e1000_rev_polarity_reversed,
152 	e1000_rev_polarity_undefined = 0xFF
153 } e1000_rev_polarity;
154 
155 typedef enum {
156 	e1000_downshift_normal = 0,
157 	e1000_downshift_activated,
158 	e1000_downshift_undefined = 0xFF
159 } e1000_downshift;
160 
161 typedef enum {
162 	e1000_smart_speed_default = 0,
163 	e1000_smart_speed_on,
164 	e1000_smart_speed_off
165 } e1000_smart_speed;
166 
167 typedef enum {
168 	e1000_polarity_reversal_enabled = 0,
169 	e1000_polarity_reversal_disabled,
170 	e1000_polarity_reversal_undefined = 0xFF
171 } e1000_polarity_reversal;
172 
173 typedef enum {
174 	e1000_auto_x_mode_manual_mdi = 0,
175 	e1000_auto_x_mode_manual_mdix,
176 	e1000_auto_x_mode_auto1,
177 	e1000_auto_x_mode_auto2,
178 	e1000_auto_x_mode_undefined = 0xFF
179 } e1000_auto_x_mode;
180 
181 typedef enum {
182 	e1000_1000t_rx_status_not_ok = 0,
183 	e1000_1000t_rx_status_ok,
184 	e1000_1000t_rx_status_undefined = 0xFF
185 } e1000_1000t_rx_status;
186 
187 typedef enum {
188 	e1000_phy_m88 = 0,
189 	e1000_phy_igp,
190 	e1000_phy_8211,
191 	e1000_phy_8201,
192 	e1000_phy_undefined = 0xFF
193 } e1000_phy_type;
194 
195 typedef enum {
196 	e1000_ms_hw_default = 0,
197 	e1000_ms_force_master,
198 	e1000_ms_force_slave,
199 	e1000_ms_auto
200 } e1000_ms_type;
201 
202 typedef enum {
203 	e1000_ffe_config_enabled = 0,
204 	e1000_ffe_config_active,
205 	e1000_ffe_config_blocked
206 } e1000_ffe_config;
207 
208 typedef enum {
209 	e1000_dsp_config_disabled = 0,
210 	e1000_dsp_config_enabled,
211 	e1000_dsp_config_activated,
212 	e1000_dsp_config_undefined = 0xFF
213 } e1000_dsp_config;
214 
215 struct e1000_phy_info {
216 	e1000_cable_length cable_length;
217 	e1000_10bt_ext_dist_enable extended_10bt_distance;
218 	e1000_rev_polarity cable_polarity;
219 	e1000_downshift downshift;
220 	e1000_polarity_reversal polarity_correction;
221 	e1000_auto_x_mode mdix_mode;
222 	e1000_1000t_rx_status local_rx;
223 	e1000_1000t_rx_status remote_rx;
224 };
225 
226 struct e1000_phy_stats {
227 	u32 idle_errors;
228 	u32 receive_errors;
229 };
230 
231 struct e1000_eeprom_info {
232 	e1000_eeprom_type type;
233 	u16 word_size;
234 	u16 opcode_bits;
235 	u16 address_bits;
236 	u16 delay_usec;
237 	u16 page_size;
238 };
239 
240 /* Flex ASF Information */
241 #define E1000_HOST_IF_MAX_SIZE  2048
242 
243 typedef enum {
244 	e1000_byte_align = 0,
245 	e1000_word_align = 1,
246 	e1000_dword_align = 2
247 } e1000_align_type;
248 
249 /* Error Codes */
250 #define E1000_SUCCESS      0
251 #define E1000_ERR_EEPROM   1
252 #define E1000_ERR_PHY      2
253 #define E1000_ERR_CONFIG   3
254 #define E1000_ERR_PARAM    4
255 #define E1000_ERR_MAC_TYPE 5
256 #define E1000_ERR_PHY_TYPE 6
257 #define E1000_ERR_RESET   9
258 #define E1000_ERR_MASTER_REQUESTS_PENDING 10
259 #define E1000_ERR_HOST_INTERFACE_COMMAND 11
260 #define E1000_BLK_PHY_RESET   12
261 
262 #define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \
263                                      (((_value) & 0xff00) >> 8))
264 
265 /* Function prototypes */
266 /* Initialization */
267 s32 e1000_reset_hw(struct e1000_hw *hw);
268 s32 e1000_init_hw(struct e1000_hw *hw);
269 s32 e1000_set_mac_type(struct e1000_hw *hw);
270 void e1000_set_media_type(struct e1000_hw *hw);
271 
272 /* Link Configuration */
273 s32 e1000_setup_link(struct e1000_hw *hw);
274 s32 e1000_phy_setup_autoneg(struct e1000_hw *hw);
275 void e1000_config_collision_dist(struct e1000_hw *hw);
276 s32 e1000_check_for_link(struct e1000_hw *hw);
277 s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 * speed, u16 * duplex);
278 s32 e1000_force_mac_fc(struct e1000_hw *hw);
279 
280 /* PHY */
281 s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 * phy_data);
282 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
283 s32 e1000_phy_hw_reset(struct e1000_hw *hw);
284 s32 e1000_phy_reset(struct e1000_hw *hw);
285 s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
286 s32 e1000_validate_mdi_setting(struct e1000_hw *hw);
287 
288 /* EEPROM Functions */
289 s32 e1000_init_eeprom_params(struct e1000_hw *hw);
290 
291 /* MNG HOST IF functions */
292 u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw);
293 
294 #define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
295 #define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8	/* Host Interface data length */
296 
297 #define E1000_MNG_DHCP_COMMAND_TIMEOUT  10	/* Time in ms to process MNG command */
298 #define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0	/* Cookie offset */
299 #define E1000_MNG_DHCP_COOKIE_LENGTH    0x10	/* Cookie length */
300 #define E1000_MNG_IAMT_MODE             0x3
301 #define E1000_MNG_ICH_IAMT_MODE         0x2
302 #define E1000_IAMT_SIGNATURE            0x544D4149	/* Intel(R) Active Management Technology signature */
303 
304 #define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1	/* DHCP parsing enabled */
305 #define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2	/* DHCP parsing enabled */
306 #define E1000_VFTA_ENTRY_SHIFT                       0x5
307 #define E1000_VFTA_ENTRY_MASK                        0x7F
308 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK              0x1F
309 
310 struct e1000_host_mng_command_header {
311 	u8 command_id;
312 	u8 checksum;
313 	u16 reserved1;
314 	u16 reserved2;
315 	u16 command_length;
316 };
317 
318 struct e1000_host_mng_command_info {
319 	struct e1000_host_mng_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
320 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];	/* Command data can length 0..0x658 */
321 };
322 #ifdef __BIG_ENDIAN
323 struct e1000_host_mng_dhcp_cookie {
324 	u32 signature;
325 	u16 vlan_id;
326 	u8 reserved0;
327 	u8 status;
328 	u32 reserved1;
329 	u8 checksum;
330 	u8 reserved3;
331 	u16 reserved2;
332 };
333 #else
334 struct e1000_host_mng_dhcp_cookie {
335 	u32 signature;
336 	u8 status;
337 	u8 reserved0;
338 	u16 vlan_id;
339 	u32 reserved1;
340 	u16 reserved2;
341 	u8 reserved3;
342 	u8 checksum;
343 };
344 #endif
345 
346 s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
347 s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw);
348 s32 e1000_update_eeprom_checksum(struct e1000_hw *hw);
349 s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
350 s32 e1000_read_mac_addr(struct e1000_hw *hw);
351 
352 /* Filters (multicast, vlan, receive) */
353 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 * mc_addr);
354 void e1000_rar_set(struct e1000_hw *hw, u8 * mc_addr, u32 rar_index);
355 void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value);
356 
357 /* LED functions */
358 s32 e1000_setup_led(struct e1000_hw *hw);
359 s32 e1000_cleanup_led(struct e1000_hw *hw);
360 s32 e1000_led_on(struct e1000_hw *hw);
361 s32 e1000_led_off(struct e1000_hw *hw);
362 
363 /* Adaptive IFS Functions */
364 
365 /* Everything else */
366 void e1000_reset_adaptive(struct e1000_hw *hw);
367 void e1000_update_adaptive(struct e1000_hw *hw);
368 void e1000_get_bus_info(struct e1000_hw *hw);
369 void e1000_pci_set_mwi(struct e1000_hw *hw);
370 void e1000_pci_clear_mwi(struct e1000_hw *hw);
371 void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc);
372 int e1000_pcix_get_mmrbc(struct e1000_hw *hw);
373 /* Port I/O is only supported on 82544 and newer */
374 void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value);
375 
376 #define E1000_READ_REG_IO(a, reg) \
377     e1000_read_reg_io((a), E1000_##reg)
378 #define E1000_WRITE_REG_IO(a, reg, val) \
379     e1000_write_reg_io((a), E1000_##reg, val)
380 
381 /* PCI Device IDs */
382 #define E1000_DEV_ID_82542               0x1000
383 #define E1000_DEV_ID_82543GC_FIBER       0x1001
384 #define E1000_DEV_ID_82543GC_COPPER      0x1004
385 #define E1000_DEV_ID_82544EI_COPPER      0x1008
386 #define E1000_DEV_ID_82544EI_FIBER       0x1009
387 #define E1000_DEV_ID_82544GC_COPPER      0x100C
388 #define E1000_DEV_ID_82544GC_LOM         0x100D
389 #define E1000_DEV_ID_82540EM             0x100E
390 #define E1000_DEV_ID_82540EM_LOM         0x1015
391 #define E1000_DEV_ID_82540EP_LOM         0x1016
392 #define E1000_DEV_ID_82540EP             0x1017
393 #define E1000_DEV_ID_82540EP_LP          0x101E
394 #define E1000_DEV_ID_82545EM_COPPER      0x100F
395 #define E1000_DEV_ID_82545EM_FIBER       0x1011
396 #define E1000_DEV_ID_82545GM_COPPER      0x1026
397 #define E1000_DEV_ID_82545GM_FIBER       0x1027
398 #define E1000_DEV_ID_82545GM_SERDES      0x1028
399 #define E1000_DEV_ID_82546EB_COPPER      0x1010
400 #define E1000_DEV_ID_82546EB_FIBER       0x1012
401 #define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
402 #define E1000_DEV_ID_82541EI             0x1013
403 #define E1000_DEV_ID_82541EI_MOBILE      0x1018
404 #define E1000_DEV_ID_82541ER_LOM         0x1014
405 #define E1000_DEV_ID_82541ER             0x1078
406 #define E1000_DEV_ID_82547GI             0x1075
407 #define E1000_DEV_ID_82541GI             0x1076
408 #define E1000_DEV_ID_82541GI_MOBILE      0x1077
409 #define E1000_DEV_ID_82541GI_LF          0x107C
410 #define E1000_DEV_ID_82546GB_COPPER      0x1079
411 #define E1000_DEV_ID_82546GB_FIBER       0x107A
412 #define E1000_DEV_ID_82546GB_SERDES      0x107B
413 #define E1000_DEV_ID_82546GB_PCIE        0x108A
414 #define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
415 #define E1000_DEV_ID_82547EI             0x1019
416 #define E1000_DEV_ID_82547EI_MOBILE      0x101A
417 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
418 #define E1000_DEV_ID_INTEL_CE4100_GBE    0x2E6E
419 
420 #define NODE_ADDRESS_SIZE 6
421 
422 /* MAC decode size is 128K - This is the size of BAR0 */
423 #define MAC_DECODE_SIZE (128 * 1024)
424 
425 #define E1000_82542_2_0_REV_ID 2
426 #define E1000_82542_2_1_REV_ID 3
427 #define E1000_REVISION_0       0
428 #define E1000_REVISION_1       1
429 #define E1000_REVISION_2       2
430 #define E1000_REVISION_3       3
431 
432 #define SPEED_10    10
433 #define SPEED_100   100
434 #define SPEED_1000  1000
435 #define HALF_DUPLEX 1
436 #define FULL_DUPLEX 2
437 
438 /* The sizes (in bytes) of a ethernet packet */
439 #define ENET_HEADER_SIZE             14
440 #define MINIMUM_ETHERNET_FRAME_SIZE  64	/* With FCS */
441 #define ETHERNET_FCS_SIZE            4
442 #define MINIMUM_ETHERNET_PACKET_SIZE \
443     (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
444 #define CRC_LENGTH                   ETHERNET_FCS_SIZE
445 #define MAX_JUMBO_FRAME_SIZE         0x3F00
446 
447 /* 802.1q VLAN Packet Sizes */
448 #define VLAN_TAG_SIZE  4	/* 802.3ac tag (not DMAed) */
449 
450 /* Ethertype field values */
451 #define ETHERNET_IEEE_VLAN_TYPE 0x8100	/* 802.3ac packet */
452 #define ETHERNET_IP_TYPE        0x0800	/* IP packets */
453 #define ETHERNET_ARP_TYPE       0x0806	/* Address Resolution Protocol (ARP) */
454 
455 /* Packet Header defines */
456 #define IP_PROTOCOL_TCP    6
457 #define IP_PROTOCOL_UDP    0x11
458 
459 /* This defines the bits that are set in the Interrupt Mask
460  * Set/Read Register.  Each bit is documented below:
461  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
462  *   o RXSEQ  = Receive Sequence Error
463  */
464 #define POLL_IMS_ENABLE_MASK ( \
465     E1000_IMS_RXDMT0 |         \
466     E1000_IMS_RXSEQ)
467 
468 /* This defines the bits that are set in the Interrupt Mask
469  * Set/Read Register.  Each bit is documented below:
470  *   o RXT0   = Receiver Timer Interrupt (ring 0)
471  *   o TXDW   = Transmit Descriptor Written Back
472  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
473  *   o RXSEQ  = Receive Sequence Error
474  *   o LSC    = Link Status Change
475  */
476 #define IMS_ENABLE_MASK ( \
477     E1000_IMS_RXT0   |    \
478     E1000_IMS_TXDW   |    \
479     E1000_IMS_RXDMT0 |    \
480     E1000_IMS_RXSEQ  |    \
481     E1000_IMS_LSC)
482 
483 /* Number of high/low register pairs in the RAR. The RAR (Receive Address
484  * Registers) holds the directed and multicast addresses that we monitor. We
485  * reserve one of these spots for our directed address, allowing us room for
486  * E1000_RAR_ENTRIES - 1 multicast addresses.
487  */
488 #define E1000_RAR_ENTRIES 15
489 
490 #define MIN_NUMBER_OF_DESCRIPTORS  8
491 #define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8
492 
493 /* Receive Descriptor */
494 struct e1000_rx_desc {
495 	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
496 	__le16 length;		/* Length of data DMAed into data buffer */
497 	__le16 csum;		/* Packet checksum */
498 	u8 status;		/* Descriptor status */
499 	u8 errors;		/* Descriptor Errors */
500 	__le16 special;
501 };
502 
503 /* Receive Descriptor - Extended */
504 union e1000_rx_desc_extended {
505 	struct {
506 		__le64 buffer_addr;
507 		__le64 reserved;
508 	} read;
509 	struct {
510 		struct {
511 			__le32 mrq;	/* Multiple Rx Queues */
512 			union {
513 				__le32 rss;	/* RSS Hash */
514 				struct {
515 					__le16 ip_id;	/* IP id */
516 					__le16 csum;	/* Packet Checksum */
517 				} csum_ip;
518 			} hi_dword;
519 		} lower;
520 		struct {
521 			__le32 status_error;	/* ext status/error */
522 			__le16 length;
523 			__le16 vlan;	/* VLAN tag */
524 		} upper;
525 	} wb;			/* writeback */
526 };
527 
528 #define MAX_PS_BUFFERS 4
529 /* Receive Descriptor - Packet Split */
530 union e1000_rx_desc_packet_split {
531 	struct {
532 		/* one buffer for protocol header(s), three data buffers */
533 		__le64 buffer_addr[MAX_PS_BUFFERS];
534 	} read;
535 	struct {
536 		struct {
537 			__le32 mrq;	/* Multiple Rx Queues */
538 			union {
539 				__le32 rss;	/* RSS Hash */
540 				struct {
541 					__le16 ip_id;	/* IP id */
542 					__le16 csum;	/* Packet Checksum */
543 				} csum_ip;
544 			} hi_dword;
545 		} lower;
546 		struct {
547 			__le32 status_error;	/* ext status/error */
548 			__le16 length0;	/* length of buffer 0 */
549 			__le16 vlan;	/* VLAN tag */
550 		} middle;
551 		struct {
552 			__le16 header_status;
553 			__le16 length[3];	/* length of buffers 1-3 */
554 		} upper;
555 		__le64 reserved;
556 	} wb;			/* writeback */
557 };
558 
559 /* Receive Descriptor bit definitions */
560 #define E1000_RXD_STAT_DD       0x01	/* Descriptor Done */
561 #define E1000_RXD_STAT_EOP      0x02	/* End of Packet */
562 #define E1000_RXD_STAT_IXSM     0x04	/* Ignore checksum */
563 #define E1000_RXD_STAT_VP       0x08	/* IEEE VLAN Packet */
564 #define E1000_RXD_STAT_UDPCS    0x10	/* UDP xsum calculated */
565 #define E1000_RXD_STAT_TCPCS    0x20	/* TCP xsum calculated */
566 #define E1000_RXD_STAT_IPCS     0x40	/* IP xsum calculated */
567 #define E1000_RXD_STAT_PIF      0x80	/* passed in-exact filter */
568 #define E1000_RXD_STAT_IPIDV    0x200	/* IP identification valid */
569 #define E1000_RXD_STAT_UDPV     0x400	/* Valid UDP checksum */
570 #define E1000_RXD_STAT_ACK      0x8000	/* ACK Packet indication */
571 #define E1000_RXD_ERR_CE        0x01	/* CRC Error */
572 #define E1000_RXD_ERR_SE        0x02	/* Symbol Error */
573 #define E1000_RXD_ERR_SEQ       0x04	/* Sequence Error */
574 #define E1000_RXD_ERR_CXE       0x10	/* Carrier Extension Error */
575 #define E1000_RXD_ERR_TCPE      0x20	/* TCP/UDP Checksum Error */
576 #define E1000_RXD_ERR_IPE       0x40	/* IP Checksum Error */
577 #define E1000_RXD_ERR_RXE       0x80	/* Rx Data Error */
578 #define E1000_RXD_SPC_VLAN_MASK 0x0FFF	/* VLAN ID is in lower 12 bits */
579 #define E1000_RXD_SPC_PRI_MASK  0xE000	/* Priority is in upper 3 bits */
580 #define E1000_RXD_SPC_PRI_SHIFT 13
581 #define E1000_RXD_SPC_CFI_MASK  0x1000	/* CFI is bit 12 */
582 #define E1000_RXD_SPC_CFI_SHIFT 12
583 
584 #define E1000_RXDEXT_STATERR_CE    0x01000000
585 #define E1000_RXDEXT_STATERR_SE    0x02000000
586 #define E1000_RXDEXT_STATERR_SEQ   0x04000000
587 #define E1000_RXDEXT_STATERR_CXE   0x10000000
588 #define E1000_RXDEXT_STATERR_TCPE  0x20000000
589 #define E1000_RXDEXT_STATERR_IPE   0x40000000
590 #define E1000_RXDEXT_STATERR_RXE   0x80000000
591 
592 #define E1000_RXDPS_HDRSTAT_HDRSP        0x00008000
593 #define E1000_RXDPS_HDRSTAT_HDRLEN_MASK  0x000003FF
594 
595 /* mask to determine if packets should be dropped due to frame errors */
596 #define E1000_RXD_ERR_FRAME_ERR_MASK ( \
597     E1000_RXD_ERR_CE  |                \
598     E1000_RXD_ERR_SE  |                \
599     E1000_RXD_ERR_SEQ |                \
600     E1000_RXD_ERR_CXE |                \
601     E1000_RXD_ERR_RXE)
602 
603 /* Same mask, but for extended and packet split descriptors */
604 #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
605     E1000_RXDEXT_STATERR_CE  |            \
606     E1000_RXDEXT_STATERR_SE  |            \
607     E1000_RXDEXT_STATERR_SEQ |            \
608     E1000_RXDEXT_STATERR_CXE |            \
609     E1000_RXDEXT_STATERR_RXE)
610 
611 /* Transmit Descriptor */
612 struct e1000_tx_desc {
613 	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
614 	union {
615 		__le32 data;
616 		struct {
617 			__le16 length;	/* Data buffer length */
618 			u8 cso;	/* Checksum offset */
619 			u8 cmd;	/* Descriptor control */
620 		} flags;
621 	} lower;
622 	union {
623 		__le32 data;
624 		struct {
625 			u8 status;	/* Descriptor status */
626 			u8 css;	/* Checksum start */
627 			__le16 special;
628 		} fields;
629 	} upper;
630 };
631 
632 /* Transmit Descriptor bit definitions */
633 #define E1000_TXD_DTYP_D     0x00100000	/* Data Descriptor */
634 #define E1000_TXD_DTYP_C     0x00000000	/* Context Descriptor */
635 #define E1000_TXD_POPTS_IXSM 0x01	/* Insert IP checksum */
636 #define E1000_TXD_POPTS_TXSM 0x02	/* Insert TCP/UDP checksum */
637 #define E1000_TXD_CMD_EOP    0x01000000	/* End of Packet */
638 #define E1000_TXD_CMD_IFCS   0x02000000	/* Insert FCS (Ethernet CRC) */
639 #define E1000_TXD_CMD_IC     0x04000000	/* Insert Checksum */
640 #define E1000_TXD_CMD_RS     0x08000000	/* Report Status */
641 #define E1000_TXD_CMD_RPS    0x10000000	/* Report Packet Sent */
642 #define E1000_TXD_CMD_DEXT   0x20000000	/* Descriptor extension (0 = legacy) */
643 #define E1000_TXD_CMD_VLE    0x40000000	/* Add VLAN tag */
644 #define E1000_TXD_CMD_IDE    0x80000000	/* Enable Tidv register */
645 #define E1000_TXD_STAT_DD    0x00000001	/* Descriptor Done */
646 #define E1000_TXD_STAT_EC    0x00000002	/* Excess Collisions */
647 #define E1000_TXD_STAT_LC    0x00000004	/* Late Collisions */
648 #define E1000_TXD_STAT_TU    0x00000008	/* Transmit underrun */
649 #define E1000_TXD_CMD_TCP    0x01000000	/* TCP packet */
650 #define E1000_TXD_CMD_IP     0x02000000	/* IP packet */
651 #define E1000_TXD_CMD_TSE    0x04000000	/* TCP Seg enable */
652 #define E1000_TXD_STAT_TC    0x00000004	/* Tx Underrun */
653 
654 /* Offload Context Descriptor */
655 struct e1000_context_desc {
656 	union {
657 		__le32 ip_config;
658 		struct {
659 			u8 ipcss;	/* IP checksum start */
660 			u8 ipcso;	/* IP checksum offset */
661 			__le16 ipcse;	/* IP checksum end */
662 		} ip_fields;
663 	} lower_setup;
664 	union {
665 		__le32 tcp_config;
666 		struct {
667 			u8 tucss;	/* TCP checksum start */
668 			u8 tucso;	/* TCP checksum offset */
669 			__le16 tucse;	/* TCP checksum end */
670 		} tcp_fields;
671 	} upper_setup;
672 	__le32 cmd_and_length;	/* */
673 	union {
674 		__le32 data;
675 		struct {
676 			u8 status;	/* Descriptor status */
677 			u8 hdr_len;	/* Header length */
678 			__le16 mss;	/* Maximum segment size */
679 		} fields;
680 	} tcp_seg_setup;
681 };
682 
683 /* Offload data descriptor */
684 struct e1000_data_desc {
685 	__le64 buffer_addr;	/* Address of the descriptor's buffer address */
686 	union {
687 		__le32 data;
688 		struct {
689 			__le16 length;	/* Data buffer length */
690 			u8 typ_len_ext;	/* */
691 			u8 cmd;	/* */
692 		} flags;
693 	} lower;
694 	union {
695 		__le32 data;
696 		struct {
697 			u8 status;	/* Descriptor status */
698 			u8 popts;	/* Packet Options */
699 			__le16 special;	/* */
700 		} fields;
701 	} upper;
702 };
703 
704 /* Filters */
705 #define E1000_NUM_UNICAST          16	/* Unicast filter entries */
706 #define E1000_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
707 #define E1000_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
708 
709 /* Receive Address Register */
710 struct e1000_rar {
711 	volatile __le32 low;	/* receive address low */
712 	volatile __le32 high;	/* receive address high */
713 };
714 
715 /* Number of entries in the Multicast Table Array (MTA). */
716 #define E1000_NUM_MTA_REGISTERS 128
717 
718 /* IPv4 Address Table Entry */
719 struct e1000_ipv4_at_entry {
720 	volatile u32 ipv4_addr;	/* IP Address (RW) */
721 	volatile u32 reserved;
722 };
723 
724 /* Four wakeup IP addresses are supported */
725 #define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
726 #define E1000_IP4AT_SIZE                  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
727 #define E1000_IP6AT_SIZE                  1
728 
729 /* IPv6 Address Table Entry */
730 struct e1000_ipv6_at_entry {
731 	volatile u8 ipv6_addr[16];
732 };
733 
734 /* Flexible Filter Length Table Entry */
735 struct e1000_fflt_entry {
736 	volatile u32 length;	/* Flexible Filter Length (RW) */
737 	volatile u32 reserved;
738 };
739 
740 /* Flexible Filter Mask Table Entry */
741 struct e1000_ffmt_entry {
742 	volatile u32 mask;	/* Flexible Filter Mask (RW) */
743 	volatile u32 reserved;
744 };
745 
746 /* Flexible Filter Value Table Entry */
747 struct e1000_ffvt_entry {
748 	volatile u32 value;	/* Flexible Filter Value (RW) */
749 	volatile u32 reserved;
750 };
751 
752 /* Four Flexible Filters are supported */
753 #define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
754 
755 /* Each Flexible Filter is at most 128 (0x80) bytes in length */
756 #define E1000_FLEXIBLE_FILTER_SIZE_MAX  128
757 
758 #define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
759 #define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
760 #define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
761 
762 #define E1000_DISABLE_SERDES_LOOPBACK   0x0400
763 
764 /* Register Set. (82543, 82544)
765  *
766  * Registers are defined to be 32 bits and  should be accessed as 32 bit values.
767  * These registers are physically located on the NIC, but are mapped into the
768  * host memory address space.
769  *
770  * RW - register is both readable and writable
771  * RO - register is read only
772  * WO - register is write only
773  * R/clr - register is read only and is cleared when read
774  * A - register array
775  */
776 #define E1000_CTRL     0x00000	/* Device Control - RW */
777 #define E1000_CTRL_DUP 0x00004	/* Device Control Duplicate (Shadow) - RW */
778 #define E1000_STATUS   0x00008	/* Device Status - RO */
779 #define E1000_EECD     0x00010	/* EEPROM/Flash Control - RW */
780 #define E1000_EERD     0x00014	/* EEPROM Read - RW */
781 #define E1000_CTRL_EXT 0x00018	/* Extended Device Control - RW */
782 #define E1000_FLA      0x0001C	/* Flash Access - RW */
783 #define E1000_MDIC     0x00020	/* MDI Control - RW */
784 
785 #define INTEL_CE_GBE_MDIO_RCOMP_BASE    (hw->ce4100_gbe_mdio_base_virt)
786 #define E1000_MDIO_STS  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0)
787 #define E1000_MDIO_CMD  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 4)
788 #define E1000_MDIO_DRV  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 8)
789 #define E1000_MDC_CMD   (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0xC)
790 #define E1000_RCOMP_CTL (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x20)
791 #define E1000_RCOMP_STS (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x24)
792 
793 #define E1000_SCTL     0x00024	/* SerDes Control - RW */
794 #define E1000_FEXTNVM  0x00028	/* Future Extended NVM register */
795 #define E1000_FCAL     0x00028	/* Flow Control Address Low - RW */
796 #define E1000_FCAH     0x0002C	/* Flow Control Address High -RW */
797 #define E1000_FCT      0x00030	/* Flow Control Type - RW */
798 #define E1000_VET      0x00038	/* VLAN Ether Type - RW */
799 #define E1000_ICR      0x000C0	/* Interrupt Cause Read - R/clr */
800 #define E1000_ITR      0x000C4	/* Interrupt Throttling Rate - RW */
801 #define E1000_ICS      0x000C8	/* Interrupt Cause Set - WO */
802 #define E1000_IMS      0x000D0	/* Interrupt Mask Set - RW */
803 #define E1000_IMC      0x000D8	/* Interrupt Mask Clear - WO */
804 #define E1000_IAM      0x000E0	/* Interrupt Acknowledge Auto Mask */
805 
806 /* Auxiliary Control Register. This register is CE4100 specific,
807  * RMII/RGMII function is switched by this register - RW
808  * Following are bits definitions of the Auxiliary Control Register
809  */
810 #define E1000_CTL_AUX  0x000E0
811 #define E1000_CTL_AUX_END_SEL_SHIFT     10
812 #define E1000_CTL_AUX_ENDIANESS_SHIFT   8
813 #define E1000_CTL_AUX_RGMII_RMII_SHIFT  0
814 
815 /* descriptor and packet transfer use CTL_AUX.ENDIANESS */
816 #define E1000_CTL_AUX_DES_PKT   (0x0 << E1000_CTL_AUX_END_SEL_SHIFT)
817 /* descriptor use CTL_AUX.ENDIANESS, packet use default */
818 #define E1000_CTL_AUX_DES       (0x1 << E1000_CTL_AUX_END_SEL_SHIFT)
819 /* descriptor use default, packet use CTL_AUX.ENDIANESS */
820 #define E1000_CTL_AUX_PKT       (0x2 << E1000_CTL_AUX_END_SEL_SHIFT)
821 /* all use CTL_AUX.ENDIANESS */
822 #define E1000_CTL_AUX_ALL       (0x3 << E1000_CTL_AUX_END_SEL_SHIFT)
823 
824 #define E1000_CTL_AUX_RGMII     (0x0 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
825 #define E1000_CTL_AUX_RMII      (0x1 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
826 
827 /* LW little endian, Byte big endian */
828 #define E1000_CTL_AUX_LWLE_BBE  (0x0 << E1000_CTL_AUX_ENDIANESS_SHIFT)
829 #define E1000_CTL_AUX_LWLE_BLE  (0x1 << E1000_CTL_AUX_ENDIANESS_SHIFT)
830 #define E1000_CTL_AUX_LWBE_BBE  (0x2 << E1000_CTL_AUX_ENDIANESS_SHIFT)
831 #define E1000_CTL_AUX_LWBE_BLE  (0x3 << E1000_CTL_AUX_ENDIANESS_SHIFT)
832 
833 #define E1000_RCTL     0x00100	/* RX Control - RW */
834 #define E1000_RDTR1    0x02820	/* RX Delay Timer (1) - RW */
835 #define E1000_RDBAL1   0x02900	/* RX Descriptor Base Address Low (1) - RW */
836 #define E1000_RDBAH1   0x02904	/* RX Descriptor Base Address High (1) - RW */
837 #define E1000_RDLEN1   0x02908	/* RX Descriptor Length (1) - RW */
838 #define E1000_RDH1     0x02910	/* RX Descriptor Head (1) - RW */
839 #define E1000_RDT1     0x02918	/* RX Descriptor Tail (1) - RW */
840 #define E1000_FCTTV    0x00170	/* Flow Control Transmit Timer Value - RW */
841 #define E1000_TXCW     0x00178	/* TX Configuration Word - RW */
842 #define E1000_RXCW     0x00180	/* RX Configuration Word - RO */
843 #define E1000_TCTL     0x00400	/* TX Control - RW */
844 #define E1000_TCTL_EXT 0x00404	/* Extended TX Control - RW */
845 #define E1000_TIPG     0x00410	/* TX Inter-packet gap -RW */
846 #define E1000_TBT      0x00448	/* TX Burst Timer - RW */
847 #define E1000_AIT      0x00458	/* Adaptive Interframe Spacing Throttle - RW */
848 #define E1000_LEDCTL   0x00E00	/* LED Control - RW */
849 #define E1000_EXTCNF_CTRL  0x00F00	/* Extended Configuration Control */
850 #define E1000_EXTCNF_SIZE  0x00F08	/* Extended Configuration Size */
851 #define E1000_PHY_CTRL     0x00F10	/* PHY Control Register in CSR */
852 #define FEXTNVM_SW_CONFIG  0x0001
853 #define E1000_PBA      0x01000	/* Packet Buffer Allocation - RW */
854 #define E1000_PBS      0x01008	/* Packet Buffer Size */
855 #define E1000_EEMNGCTL 0x01010	/* MNG EEprom Control */
856 #define E1000_FLASH_UPDATES 1000
857 #define E1000_EEARBC   0x01024	/* EEPROM Auto Read Bus Control */
858 #define E1000_FLASHT   0x01028	/* FLASH Timer Register */
859 #define E1000_EEWR     0x0102C	/* EEPROM Write Register - RW */
860 #define E1000_FLSWCTL  0x01030	/* FLASH control register */
861 #define E1000_FLSWDATA 0x01034	/* FLASH data register */
862 #define E1000_FLSWCNT  0x01038	/* FLASH Access Counter */
863 #define E1000_FLOP     0x0103C	/* FLASH Opcode Register */
864 #define E1000_ERT      0x02008	/* Early Rx Threshold - RW */
865 #define E1000_FCRTL    0x02160	/* Flow Control Receive Threshold Low - RW */
866 #define E1000_FCRTH    0x02168	/* Flow Control Receive Threshold High - RW */
867 #define E1000_PSRCTL   0x02170	/* Packet Split Receive Control - RW */
868 #define E1000_RDFH     0x02410  /* RX Data FIFO Head - RW */
869 #define E1000_RDFT     0x02418  /* RX Data FIFO Tail - RW */
870 #define E1000_RDFHS    0x02420  /* RX Data FIFO Head Saved - RW */
871 #define E1000_RDFTS    0x02428  /* RX Data FIFO Tail Saved - RW */
872 #define E1000_RDFPC    0x02430  /* RX Data FIFO Packet Count - RW */
873 #define E1000_RDBAL    0x02800	/* RX Descriptor Base Address Low - RW */
874 #define E1000_RDBAH    0x02804	/* RX Descriptor Base Address High - RW */
875 #define E1000_RDLEN    0x02808	/* RX Descriptor Length - RW */
876 #define E1000_RDH      0x02810	/* RX Descriptor Head - RW */
877 #define E1000_RDT      0x02818	/* RX Descriptor Tail - RW */
878 #define E1000_RDTR     0x02820	/* RX Delay Timer - RW */
879 #define E1000_RDBAL0   E1000_RDBAL	/* RX Desc Base Address Low (0) - RW */
880 #define E1000_RDBAH0   E1000_RDBAH	/* RX Desc Base Address High (0) - RW */
881 #define E1000_RDLEN0   E1000_RDLEN	/* RX Desc Length (0) - RW */
882 #define E1000_RDH0     E1000_RDH	/* RX Desc Head (0) - RW */
883 #define E1000_RDT0     E1000_RDT	/* RX Desc Tail (0) - RW */
884 #define E1000_RDTR0    E1000_RDTR	/* RX Delay Timer (0) - RW */
885 #define E1000_RXDCTL   0x02828	/* RX Descriptor Control queue 0 - RW */
886 #define E1000_RXDCTL1  0x02928	/* RX Descriptor Control queue 1 - RW */
887 #define E1000_RADV     0x0282C	/* RX Interrupt Absolute Delay Timer - RW */
888 #define E1000_RSRPD    0x02C00	/* RX Small Packet Detect - RW */
889 #define E1000_RAID     0x02C08	/* Receive Ack Interrupt Delay - RW */
890 #define E1000_TXDMAC   0x03000	/* TX DMA Control - RW */
891 #define E1000_KABGTXD  0x03004	/* AFE Band Gap Transmit Ref Data */
892 #define E1000_TDFH     0x03410	/* TX Data FIFO Head - RW */
893 #define E1000_TDFT     0x03418	/* TX Data FIFO Tail - RW */
894 #define E1000_TDFHS    0x03420	/* TX Data FIFO Head Saved - RW */
895 #define E1000_TDFTS    0x03428	/* TX Data FIFO Tail Saved - RW */
896 #define E1000_TDFPC    0x03430	/* TX Data FIFO Packet Count - RW */
897 #define E1000_TDBAL    0x03800	/* TX Descriptor Base Address Low - RW */
898 #define E1000_TDBAH    0x03804	/* TX Descriptor Base Address High - RW */
899 #define E1000_TDLEN    0x03808	/* TX Descriptor Length - RW */
900 #define E1000_TDH      0x03810	/* TX Descriptor Head - RW */
901 #define E1000_TDT      0x03818	/* TX Descripotr Tail - RW */
902 #define E1000_TIDV     0x03820	/* TX Interrupt Delay Value - RW */
903 #define E1000_TXDCTL   0x03828	/* TX Descriptor Control - RW */
904 #define E1000_TADV     0x0382C	/* TX Interrupt Absolute Delay Val - RW */
905 #define E1000_TSPMT    0x03830	/* TCP Segmentation PAD & Min Threshold - RW */
906 #define E1000_TARC0    0x03840	/* TX Arbitration Count (0) */
907 #define E1000_TDBAL1   0x03900	/* TX Desc Base Address Low (1) - RW */
908 #define E1000_TDBAH1   0x03904	/* TX Desc Base Address High (1) - RW */
909 #define E1000_TDLEN1   0x03908	/* TX Desc Length (1) - RW */
910 #define E1000_TDH1     0x03910	/* TX Desc Head (1) - RW */
911 #define E1000_TDT1     0x03918	/* TX Desc Tail (1) - RW */
912 #define E1000_TXDCTL1  0x03928	/* TX Descriptor Control (1) - RW */
913 #define E1000_TARC1    0x03940	/* TX Arbitration Count (1) */
914 #define E1000_CRCERRS  0x04000	/* CRC Error Count - R/clr */
915 #define E1000_ALGNERRC 0x04004	/* Alignment Error Count - R/clr */
916 #define E1000_SYMERRS  0x04008	/* Symbol Error Count - R/clr */
917 #define E1000_RXERRC   0x0400C	/* Receive Error Count - R/clr */
918 #define E1000_MPC      0x04010	/* Missed Packet Count - R/clr */
919 #define E1000_SCC      0x04014	/* Single Collision Count - R/clr */
920 #define E1000_ECOL     0x04018	/* Excessive Collision Count - R/clr */
921 #define E1000_MCC      0x0401C	/* Multiple Collision Count - R/clr */
922 #define E1000_LATECOL  0x04020	/* Late Collision Count - R/clr */
923 #define E1000_COLC     0x04028	/* Collision Count - R/clr */
924 #define E1000_DC       0x04030	/* Defer Count - R/clr */
925 #define E1000_TNCRS    0x04034	/* TX-No CRS - R/clr */
926 #define E1000_SEC      0x04038	/* Sequence Error Count - R/clr */
927 #define E1000_CEXTERR  0x0403C	/* Carrier Extension Error Count - R/clr */
928 #define E1000_RLEC     0x04040	/* Receive Length Error Count - R/clr */
929 #define E1000_XONRXC   0x04048	/* XON RX Count - R/clr */
930 #define E1000_XONTXC   0x0404C	/* XON TX Count - R/clr */
931 #define E1000_XOFFRXC  0x04050	/* XOFF RX Count - R/clr */
932 #define E1000_XOFFTXC  0x04054	/* XOFF TX Count - R/clr */
933 #define E1000_FCRUC    0x04058	/* Flow Control RX Unsupported Count- R/clr */
934 #define E1000_PRC64    0x0405C	/* Packets RX (64 bytes) - R/clr */
935 #define E1000_PRC127   0x04060	/* Packets RX (65-127 bytes) - R/clr */
936 #define E1000_PRC255   0x04064	/* Packets RX (128-255 bytes) - R/clr */
937 #define E1000_PRC511   0x04068	/* Packets RX (255-511 bytes) - R/clr */
938 #define E1000_PRC1023  0x0406C	/* Packets RX (512-1023 bytes) - R/clr */
939 #define E1000_PRC1522  0x04070	/* Packets RX (1024-1522 bytes) - R/clr */
940 #define E1000_GPRC     0x04074	/* Good Packets RX Count - R/clr */
941 #define E1000_BPRC     0x04078	/* Broadcast Packets RX Count - R/clr */
942 #define E1000_MPRC     0x0407C	/* Multicast Packets RX Count - R/clr */
943 #define E1000_GPTC     0x04080	/* Good Packets TX Count - R/clr */
944 #define E1000_GORCL    0x04088	/* Good Octets RX Count Low - R/clr */
945 #define E1000_GORCH    0x0408C	/* Good Octets RX Count High - R/clr */
946 #define E1000_GOTCL    0x04090	/* Good Octets TX Count Low - R/clr */
947 #define E1000_GOTCH    0x04094	/* Good Octets TX Count High - R/clr */
948 #define E1000_RNBC     0x040A0	/* RX No Buffers Count - R/clr */
949 #define E1000_RUC      0x040A4	/* RX Undersize Count - R/clr */
950 #define E1000_RFC      0x040A8	/* RX Fragment Count - R/clr */
951 #define E1000_ROC      0x040AC	/* RX Oversize Count - R/clr */
952 #define E1000_RJC      0x040B0	/* RX Jabber Count - R/clr */
953 #define E1000_MGTPRC   0x040B4	/* Management Packets RX Count - R/clr */
954 #define E1000_MGTPDC   0x040B8	/* Management Packets Dropped Count - R/clr */
955 #define E1000_MGTPTC   0x040BC	/* Management Packets TX Count - R/clr */
956 #define E1000_TORL     0x040C0	/* Total Octets RX Low - R/clr */
957 #define E1000_TORH     0x040C4	/* Total Octets RX High - R/clr */
958 #define E1000_TOTL     0x040C8	/* Total Octets TX Low - R/clr */
959 #define E1000_TOTH     0x040CC	/* Total Octets TX High - R/clr */
960 #define E1000_TPR      0x040D0	/* Total Packets RX - R/clr */
961 #define E1000_TPT      0x040D4	/* Total Packets TX - R/clr */
962 #define E1000_PTC64    0x040D8	/* Packets TX (64 bytes) - R/clr */
963 #define E1000_PTC127   0x040DC	/* Packets TX (65-127 bytes) - R/clr */
964 #define E1000_PTC255   0x040E0	/* Packets TX (128-255 bytes) - R/clr */
965 #define E1000_PTC511   0x040E4	/* Packets TX (256-511 bytes) - R/clr */
966 #define E1000_PTC1023  0x040E8	/* Packets TX (512-1023 bytes) - R/clr */
967 #define E1000_PTC1522  0x040EC	/* Packets TX (1024-1522 Bytes) - R/clr */
968 #define E1000_MPTC     0x040F0	/* Multicast Packets TX Count - R/clr */
969 #define E1000_BPTC     0x040F4	/* Broadcast Packets TX Count - R/clr */
970 #define E1000_TSCTC    0x040F8	/* TCP Segmentation Context TX - R/clr */
971 #define E1000_TSCTFC   0x040FC	/* TCP Segmentation Context TX Fail - R/clr */
972 #define E1000_IAC      0x04100	/* Interrupt Assertion Count */
973 #define E1000_ICRXPTC  0x04104	/* Interrupt Cause Rx Packet Timer Expire Count */
974 #define E1000_ICRXATC  0x04108	/* Interrupt Cause Rx Absolute Timer Expire Count */
975 #define E1000_ICTXPTC  0x0410C	/* Interrupt Cause Tx Packet Timer Expire Count */
976 #define E1000_ICTXATC  0x04110	/* Interrupt Cause Tx Absolute Timer Expire Count */
977 #define E1000_ICTXQEC  0x04118	/* Interrupt Cause Tx Queue Empty Count */
978 #define E1000_ICTXQMTC 0x0411C	/* Interrupt Cause Tx Queue Minimum Threshold Count */
979 #define E1000_ICRXDMTC 0x04120	/* Interrupt Cause Rx Descriptor Minimum Threshold Count */
980 #define E1000_ICRXOC   0x04124	/* Interrupt Cause Receiver Overrun Count */
981 #define E1000_RXCSUM   0x05000	/* RX Checksum Control - RW */
982 #define E1000_RFCTL    0x05008	/* Receive Filter Control */
983 #define E1000_MTA      0x05200	/* Multicast Table Array - RW Array */
984 #define E1000_RA       0x05400	/* Receive Address - RW Array */
985 #define E1000_VFTA     0x05600	/* VLAN Filter Table Array - RW Array */
986 #define E1000_WUC      0x05800	/* Wakeup Control - RW */
987 #define E1000_WUFC     0x05808	/* Wakeup Filter Control - RW */
988 #define E1000_WUS      0x05810	/* Wakeup Status - RO */
989 #define E1000_MANC     0x05820	/* Management Control - RW */
990 #define E1000_IPAV     0x05838	/* IP Address Valid - RW */
991 #define E1000_IP4AT    0x05840	/* IPv4 Address Table - RW Array */
992 #define E1000_IP6AT    0x05880	/* IPv6 Address Table - RW Array */
993 #define E1000_WUPL     0x05900	/* Wakeup Packet Length - RW */
994 #define E1000_WUPM     0x05A00	/* Wakeup Packet Memory - RO A */
995 #define E1000_FFLT     0x05F00	/* Flexible Filter Length Table - RW Array */
996 #define E1000_HOST_IF  0x08800	/* Host Interface */
997 #define E1000_FFMT     0x09000	/* Flexible Filter Mask Table - RW Array */
998 #define E1000_FFVT     0x09800	/* Flexible Filter Value Table - RW Array */
999 
1000 #define E1000_KUMCTRLSTA 0x00034	/* MAC-PHY interface - RW */
1001 #define E1000_MDPHYA     0x0003C	/* PHY address - RW */
1002 #define E1000_MANC2H     0x05860	/* Management Control To Host - RW */
1003 #define E1000_SW_FW_SYNC 0x05B5C	/* Software-Firmware Synchronization - RW */
1004 
1005 #define E1000_GCR       0x05B00	/* PCI-Ex Control */
1006 #define E1000_GSCL_1    0x05B10	/* PCI-Ex Statistic Control #1 */
1007 #define E1000_GSCL_2    0x05B14	/* PCI-Ex Statistic Control #2 */
1008 #define E1000_GSCL_3    0x05B18	/* PCI-Ex Statistic Control #3 */
1009 #define E1000_GSCL_4    0x05B1C	/* PCI-Ex Statistic Control #4 */
1010 #define E1000_FACTPS    0x05B30	/* Function Active and Power State to MNG */
1011 #define E1000_SWSM      0x05B50	/* SW Semaphore */
1012 #define E1000_FWSM      0x05B54	/* FW Semaphore */
1013 #define E1000_FFLT_DBG  0x05F04	/* Debug Register */
1014 #define E1000_HICR      0x08F00	/* Host Interface Control */
1015 
1016 /* RSS registers */
1017 #define E1000_CPUVEC    0x02C10	/* CPU Vector Register - RW */
1018 #define E1000_MRQC      0x05818	/* Multiple Receive Control - RW */
1019 #define E1000_RETA      0x05C00	/* Redirection Table - RW Array */
1020 #define E1000_RSSRK     0x05C80	/* RSS Random Key - RW Array */
1021 #define E1000_RSSIM     0x05864	/* RSS Interrupt Mask */
1022 #define E1000_RSSIR     0x05868	/* RSS Interrupt Request */
1023 /* Register Set (82542)
1024  *
1025  * Some of the 82542 registers are located at different offsets than they are
1026  * in more current versions of the 8254x. Despite the difference in location,
1027  * the registers function in the same manner.
1028  */
1029 #define E1000_82542_CTL_AUX  E1000_CTL_AUX
1030 #define E1000_82542_CTRL     E1000_CTRL
1031 #define E1000_82542_CTRL_DUP E1000_CTRL_DUP
1032 #define E1000_82542_STATUS   E1000_STATUS
1033 #define E1000_82542_EECD     E1000_EECD
1034 #define E1000_82542_EERD     E1000_EERD
1035 #define E1000_82542_CTRL_EXT E1000_CTRL_EXT
1036 #define E1000_82542_FLA      E1000_FLA
1037 #define E1000_82542_MDIC     E1000_MDIC
1038 #define E1000_82542_SCTL     E1000_SCTL
1039 #define E1000_82542_FEXTNVM  E1000_FEXTNVM
1040 #define E1000_82542_FCAL     E1000_FCAL
1041 #define E1000_82542_FCAH     E1000_FCAH
1042 #define E1000_82542_FCT      E1000_FCT
1043 #define E1000_82542_VET      E1000_VET
1044 #define E1000_82542_RA       0x00040
1045 #define E1000_82542_ICR      E1000_ICR
1046 #define E1000_82542_ITR      E1000_ITR
1047 #define E1000_82542_ICS      E1000_ICS
1048 #define E1000_82542_IMS      E1000_IMS
1049 #define E1000_82542_IMC      E1000_IMC
1050 #define E1000_82542_RCTL     E1000_RCTL
1051 #define E1000_82542_RDTR     0x00108
1052 #define E1000_82542_RDFH     E1000_RDFH
1053 #define E1000_82542_RDFT     E1000_RDFT
1054 #define E1000_82542_RDFHS    E1000_RDFHS
1055 #define E1000_82542_RDFTS    E1000_RDFTS
1056 #define E1000_82542_RDFPC    E1000_RDFPC
1057 #define E1000_82542_RDBAL    0x00110
1058 #define E1000_82542_RDBAH    0x00114
1059 #define E1000_82542_RDLEN    0x00118
1060 #define E1000_82542_RDH      0x00120
1061 #define E1000_82542_RDT      0x00128
1062 #define E1000_82542_RDTR0    E1000_82542_RDTR
1063 #define E1000_82542_RDBAL0   E1000_82542_RDBAL
1064 #define E1000_82542_RDBAH0   E1000_82542_RDBAH
1065 #define E1000_82542_RDLEN0   E1000_82542_RDLEN
1066 #define E1000_82542_RDH0     E1000_82542_RDH
1067 #define E1000_82542_RDT0     E1000_82542_RDT
1068 #define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8))	/* Split and Replication
1069 							 * RX Control - RW */
1070 #define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8))
1071 #define E1000_82542_RDBAH3   0x02B04	/* RX Desc Base High Queue 3 - RW */
1072 #define E1000_82542_RDBAL3   0x02B00	/* RX Desc Low Queue 3 - RW */
1073 #define E1000_82542_RDLEN3   0x02B08	/* RX Desc Length Queue 3 - RW */
1074 #define E1000_82542_RDH3     0x02B10	/* RX Desc Head Queue 3 - RW */
1075 #define E1000_82542_RDT3     0x02B18	/* RX Desc Tail Queue 3 - RW */
1076 #define E1000_82542_RDBAL2   0x02A00	/* RX Desc Base Low Queue 2 - RW */
1077 #define E1000_82542_RDBAH2   0x02A04	/* RX Desc Base High Queue 2 - RW */
1078 #define E1000_82542_RDLEN2   0x02A08	/* RX Desc Length Queue 2 - RW */
1079 #define E1000_82542_RDH2     0x02A10	/* RX Desc Head Queue 2 - RW */
1080 #define E1000_82542_RDT2     0x02A18	/* RX Desc Tail Queue 2 - RW */
1081 #define E1000_82542_RDTR1    0x00130
1082 #define E1000_82542_RDBAL1   0x00138
1083 #define E1000_82542_RDBAH1   0x0013C
1084 #define E1000_82542_RDLEN1   0x00140
1085 #define E1000_82542_RDH1     0x00148
1086 #define E1000_82542_RDT1     0x00150
1087 #define E1000_82542_FCRTH    0x00160
1088 #define E1000_82542_FCRTL    0x00168
1089 #define E1000_82542_FCTTV    E1000_FCTTV
1090 #define E1000_82542_TXCW     E1000_TXCW
1091 #define E1000_82542_RXCW     E1000_RXCW
1092 #define E1000_82542_MTA      0x00200
1093 #define E1000_82542_TCTL     E1000_TCTL
1094 #define E1000_82542_TCTL_EXT E1000_TCTL_EXT
1095 #define E1000_82542_TIPG     E1000_TIPG
1096 #define E1000_82542_TDBAL    0x00420
1097 #define E1000_82542_TDBAH    0x00424
1098 #define E1000_82542_TDLEN    0x00428
1099 #define E1000_82542_TDH      0x00430
1100 #define E1000_82542_TDT      0x00438
1101 #define E1000_82542_TIDV     0x00440
1102 #define E1000_82542_TBT      E1000_TBT
1103 #define E1000_82542_AIT      E1000_AIT
1104 #define E1000_82542_VFTA     0x00600
1105 #define E1000_82542_LEDCTL   E1000_LEDCTL
1106 #define E1000_82542_PBA      E1000_PBA
1107 #define E1000_82542_PBS      E1000_PBS
1108 #define E1000_82542_EEMNGCTL E1000_EEMNGCTL
1109 #define E1000_82542_EEARBC   E1000_EEARBC
1110 #define E1000_82542_FLASHT   E1000_FLASHT
1111 #define E1000_82542_EEWR     E1000_EEWR
1112 #define E1000_82542_FLSWCTL  E1000_FLSWCTL
1113 #define E1000_82542_FLSWDATA E1000_FLSWDATA
1114 #define E1000_82542_FLSWCNT  E1000_FLSWCNT
1115 #define E1000_82542_FLOP     E1000_FLOP
1116 #define E1000_82542_EXTCNF_CTRL  E1000_EXTCNF_CTRL
1117 #define E1000_82542_EXTCNF_SIZE  E1000_EXTCNF_SIZE
1118 #define E1000_82542_PHY_CTRL E1000_PHY_CTRL
1119 #define E1000_82542_ERT      E1000_ERT
1120 #define E1000_82542_RXDCTL   E1000_RXDCTL
1121 #define E1000_82542_RXDCTL1  E1000_RXDCTL1
1122 #define E1000_82542_RADV     E1000_RADV
1123 #define E1000_82542_RSRPD    E1000_RSRPD
1124 #define E1000_82542_TXDMAC   E1000_TXDMAC
1125 #define E1000_82542_KABGTXD  E1000_KABGTXD
1126 #define E1000_82542_TDFHS    E1000_TDFHS
1127 #define E1000_82542_TDFTS    E1000_TDFTS
1128 #define E1000_82542_TDFPC    E1000_TDFPC
1129 #define E1000_82542_TXDCTL   E1000_TXDCTL
1130 #define E1000_82542_TADV     E1000_TADV
1131 #define E1000_82542_TSPMT    E1000_TSPMT
1132 #define E1000_82542_CRCERRS  E1000_CRCERRS
1133 #define E1000_82542_ALGNERRC E1000_ALGNERRC
1134 #define E1000_82542_SYMERRS  E1000_SYMERRS
1135 #define E1000_82542_RXERRC   E1000_RXERRC
1136 #define E1000_82542_MPC      E1000_MPC
1137 #define E1000_82542_SCC      E1000_SCC
1138 #define E1000_82542_ECOL     E1000_ECOL
1139 #define E1000_82542_MCC      E1000_MCC
1140 #define E1000_82542_LATECOL  E1000_LATECOL
1141 #define E1000_82542_COLC     E1000_COLC
1142 #define E1000_82542_DC       E1000_DC
1143 #define E1000_82542_TNCRS    E1000_TNCRS
1144 #define E1000_82542_SEC      E1000_SEC
1145 #define E1000_82542_CEXTERR  E1000_CEXTERR
1146 #define E1000_82542_RLEC     E1000_RLEC
1147 #define E1000_82542_XONRXC   E1000_XONRXC
1148 #define E1000_82542_XONTXC   E1000_XONTXC
1149 #define E1000_82542_XOFFRXC  E1000_XOFFRXC
1150 #define E1000_82542_XOFFTXC  E1000_XOFFTXC
1151 #define E1000_82542_FCRUC    E1000_FCRUC
1152 #define E1000_82542_PRC64    E1000_PRC64
1153 #define E1000_82542_PRC127   E1000_PRC127
1154 #define E1000_82542_PRC255   E1000_PRC255
1155 #define E1000_82542_PRC511   E1000_PRC511
1156 #define E1000_82542_PRC1023  E1000_PRC1023
1157 #define E1000_82542_PRC1522  E1000_PRC1522
1158 #define E1000_82542_GPRC     E1000_GPRC
1159 #define E1000_82542_BPRC     E1000_BPRC
1160 #define E1000_82542_MPRC     E1000_MPRC
1161 #define E1000_82542_GPTC     E1000_GPTC
1162 #define E1000_82542_GORCL    E1000_GORCL
1163 #define E1000_82542_GORCH    E1000_GORCH
1164 #define E1000_82542_GOTCL    E1000_GOTCL
1165 #define E1000_82542_GOTCH    E1000_GOTCH
1166 #define E1000_82542_RNBC     E1000_RNBC
1167 #define E1000_82542_RUC      E1000_RUC
1168 #define E1000_82542_RFC      E1000_RFC
1169 #define E1000_82542_ROC      E1000_ROC
1170 #define E1000_82542_RJC      E1000_RJC
1171 #define E1000_82542_MGTPRC   E1000_MGTPRC
1172 #define E1000_82542_MGTPDC   E1000_MGTPDC
1173 #define E1000_82542_MGTPTC   E1000_MGTPTC
1174 #define E1000_82542_TORL     E1000_TORL
1175 #define E1000_82542_TORH     E1000_TORH
1176 #define E1000_82542_TOTL     E1000_TOTL
1177 #define E1000_82542_TOTH     E1000_TOTH
1178 #define E1000_82542_TPR      E1000_TPR
1179 #define E1000_82542_TPT      E1000_TPT
1180 #define E1000_82542_PTC64    E1000_PTC64
1181 #define E1000_82542_PTC127   E1000_PTC127
1182 #define E1000_82542_PTC255   E1000_PTC255
1183 #define E1000_82542_PTC511   E1000_PTC511
1184 #define E1000_82542_PTC1023  E1000_PTC1023
1185 #define E1000_82542_PTC1522  E1000_PTC1522
1186 #define E1000_82542_MPTC     E1000_MPTC
1187 #define E1000_82542_BPTC     E1000_BPTC
1188 #define E1000_82542_TSCTC    E1000_TSCTC
1189 #define E1000_82542_TSCTFC   E1000_TSCTFC
1190 #define E1000_82542_RXCSUM   E1000_RXCSUM
1191 #define E1000_82542_WUC      E1000_WUC
1192 #define E1000_82542_WUFC     E1000_WUFC
1193 #define E1000_82542_WUS      E1000_WUS
1194 #define E1000_82542_MANC     E1000_MANC
1195 #define E1000_82542_IPAV     E1000_IPAV
1196 #define E1000_82542_IP4AT    E1000_IP4AT
1197 #define E1000_82542_IP6AT    E1000_IP6AT
1198 #define E1000_82542_WUPL     E1000_WUPL
1199 #define E1000_82542_WUPM     E1000_WUPM
1200 #define E1000_82542_FFLT     E1000_FFLT
1201 #define E1000_82542_TDFH     0x08010
1202 #define E1000_82542_TDFT     0x08018
1203 #define E1000_82542_FFMT     E1000_FFMT
1204 #define E1000_82542_FFVT     E1000_FFVT
1205 #define E1000_82542_HOST_IF  E1000_HOST_IF
1206 #define E1000_82542_IAM         E1000_IAM
1207 #define E1000_82542_EEMNGCTL    E1000_EEMNGCTL
1208 #define E1000_82542_PSRCTL      E1000_PSRCTL
1209 #define E1000_82542_RAID        E1000_RAID
1210 #define E1000_82542_TARC0       E1000_TARC0
1211 #define E1000_82542_TDBAL1      E1000_TDBAL1
1212 #define E1000_82542_TDBAH1      E1000_TDBAH1
1213 #define E1000_82542_TDLEN1      E1000_TDLEN1
1214 #define E1000_82542_TDH1        E1000_TDH1
1215 #define E1000_82542_TDT1        E1000_TDT1
1216 #define E1000_82542_TXDCTL1     E1000_TXDCTL1
1217 #define E1000_82542_TARC1       E1000_TARC1
1218 #define E1000_82542_RFCTL       E1000_RFCTL
1219 #define E1000_82542_GCR         E1000_GCR
1220 #define E1000_82542_GSCL_1      E1000_GSCL_1
1221 #define E1000_82542_GSCL_2      E1000_GSCL_2
1222 #define E1000_82542_GSCL_3      E1000_GSCL_3
1223 #define E1000_82542_GSCL_4      E1000_GSCL_4
1224 #define E1000_82542_FACTPS      E1000_FACTPS
1225 #define E1000_82542_SWSM        E1000_SWSM
1226 #define E1000_82542_FWSM        E1000_FWSM
1227 #define E1000_82542_FFLT_DBG    E1000_FFLT_DBG
1228 #define E1000_82542_IAC         E1000_IAC
1229 #define E1000_82542_ICRXPTC     E1000_ICRXPTC
1230 #define E1000_82542_ICRXATC     E1000_ICRXATC
1231 #define E1000_82542_ICTXPTC     E1000_ICTXPTC
1232 #define E1000_82542_ICTXATC     E1000_ICTXATC
1233 #define E1000_82542_ICTXQEC     E1000_ICTXQEC
1234 #define E1000_82542_ICTXQMTC    E1000_ICTXQMTC
1235 #define E1000_82542_ICRXDMTC    E1000_ICRXDMTC
1236 #define E1000_82542_ICRXOC      E1000_ICRXOC
1237 #define E1000_82542_HICR        E1000_HICR
1238 
1239 #define E1000_82542_CPUVEC      E1000_CPUVEC
1240 #define E1000_82542_MRQC        E1000_MRQC
1241 #define E1000_82542_RETA        E1000_RETA
1242 #define E1000_82542_RSSRK       E1000_RSSRK
1243 #define E1000_82542_RSSIM       E1000_RSSIM
1244 #define E1000_82542_RSSIR       E1000_RSSIR
1245 #define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA
1246 #define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC
1247 
1248 /* Statistics counters collected by the MAC */
1249 struct e1000_hw_stats {
1250 	u64 crcerrs;
1251 	u64 algnerrc;
1252 	u64 symerrs;
1253 	u64 rxerrc;
1254 	u64 txerrc;
1255 	u64 mpc;
1256 	u64 scc;
1257 	u64 ecol;
1258 	u64 mcc;
1259 	u64 latecol;
1260 	u64 colc;
1261 	u64 dc;
1262 	u64 tncrs;
1263 	u64 sec;
1264 	u64 cexterr;
1265 	u64 rlec;
1266 	u64 xonrxc;
1267 	u64 xontxc;
1268 	u64 xoffrxc;
1269 	u64 xofftxc;
1270 	u64 fcruc;
1271 	u64 prc64;
1272 	u64 prc127;
1273 	u64 prc255;
1274 	u64 prc511;
1275 	u64 prc1023;
1276 	u64 prc1522;
1277 	u64 gprc;
1278 	u64 bprc;
1279 	u64 mprc;
1280 	u64 gptc;
1281 	u64 gorcl;
1282 	u64 gorch;
1283 	u64 gotcl;
1284 	u64 gotch;
1285 	u64 rnbc;
1286 	u64 ruc;
1287 	u64 rfc;
1288 	u64 roc;
1289 	u64 rlerrc;
1290 	u64 rjc;
1291 	u64 mgprc;
1292 	u64 mgpdc;
1293 	u64 mgptc;
1294 	u64 torl;
1295 	u64 torh;
1296 	u64 totl;
1297 	u64 toth;
1298 	u64 tpr;
1299 	u64 tpt;
1300 	u64 ptc64;
1301 	u64 ptc127;
1302 	u64 ptc255;
1303 	u64 ptc511;
1304 	u64 ptc1023;
1305 	u64 ptc1522;
1306 	u64 mptc;
1307 	u64 bptc;
1308 	u64 tsctc;
1309 	u64 tsctfc;
1310 	u64 iac;
1311 	u64 icrxptc;
1312 	u64 icrxatc;
1313 	u64 ictxptc;
1314 	u64 ictxatc;
1315 	u64 ictxqec;
1316 	u64 ictxqmtc;
1317 	u64 icrxdmtc;
1318 	u64 icrxoc;
1319 };
1320 
1321 /* Structure containing variables used by the shared code (e1000_hw.c) */
1322 struct e1000_hw {
1323 	u8 __iomem *hw_addr;
1324 	u8 __iomem *flash_address;
1325 	void __iomem *ce4100_gbe_mdio_base_virt;
1326 	e1000_mac_type mac_type;
1327 	e1000_phy_type phy_type;
1328 	u32 phy_init_script;
1329 	e1000_media_type media_type;
1330 	void *back;
1331 	struct e1000_shadow_ram *eeprom_shadow_ram;
1332 	u32 flash_bank_size;
1333 	u32 flash_base_addr;
1334 	e1000_fc_type fc;
1335 	e1000_bus_speed bus_speed;
1336 	e1000_bus_width bus_width;
1337 	e1000_bus_type bus_type;
1338 	struct e1000_eeprom_info eeprom;
1339 	e1000_ms_type master_slave;
1340 	e1000_ms_type original_master_slave;
1341 	e1000_ffe_config ffe_config_state;
1342 	u32 asf_firmware_present;
1343 	u32 eeprom_semaphore_present;
1344 	unsigned long io_base;
1345 	u32 phy_id;
1346 	u32 phy_revision;
1347 	u32 phy_addr;
1348 	u32 original_fc;
1349 	u32 txcw;
1350 	u32 autoneg_failed;
1351 	u32 max_frame_size;
1352 	u32 min_frame_size;
1353 	u32 mc_filter_type;
1354 	u32 num_mc_addrs;
1355 	u32 collision_delta;
1356 	u32 tx_packet_delta;
1357 	u32 ledctl_default;
1358 	u32 ledctl_mode1;
1359 	u32 ledctl_mode2;
1360 	bool tx_pkt_filtering;
1361 	struct e1000_host_mng_dhcp_cookie mng_cookie;
1362 	u16 phy_spd_default;
1363 	u16 autoneg_advertised;
1364 	u16 pci_cmd_word;
1365 	u16 fc_high_water;
1366 	u16 fc_low_water;
1367 	u16 fc_pause_time;
1368 	u16 current_ifs_val;
1369 	u16 ifs_min_val;
1370 	u16 ifs_max_val;
1371 	u16 ifs_step_size;
1372 	u16 ifs_ratio;
1373 	u16 device_id;
1374 	u16 vendor_id;
1375 	u16 subsystem_id;
1376 	u16 subsystem_vendor_id;
1377 	u8 revision_id;
1378 	u8 autoneg;
1379 	u8 mdix;
1380 	u8 forced_speed_duplex;
1381 	u8 wait_autoneg_complete;
1382 	u8 dma_fairness;
1383 	u8 mac_addr[NODE_ADDRESS_SIZE];
1384 	u8 perm_mac_addr[NODE_ADDRESS_SIZE];
1385 	bool disable_polarity_correction;
1386 	bool speed_downgraded;
1387 	e1000_smart_speed smart_speed;
1388 	e1000_dsp_config dsp_config_state;
1389 	bool get_link_status;
1390 	bool serdes_has_link;
1391 	bool tbi_compatibility_en;
1392 	bool tbi_compatibility_on;
1393 	bool laa_is_present;
1394 	bool phy_reset_disable;
1395 	bool initialize_hw_bits_disable;
1396 	bool fc_send_xon;
1397 	bool fc_strict_ieee;
1398 	bool report_tx_early;
1399 	bool adaptive_ifs;
1400 	bool ifs_params_forced;
1401 	bool in_ifs_mode;
1402 	bool mng_reg_access_disabled;
1403 	bool leave_av_bit_off;
1404 	bool bad_tx_carr_stats_fd;
1405 	bool has_smbus;
1406 };
1407 
1408 #define E1000_EEPROM_SWDPIN0   0x0001	/* SWDPIN 0 EEPROM Value */
1409 #define E1000_EEPROM_LED_LOGIC 0x0020	/* Led Logic Word */
1410 #define E1000_EEPROM_RW_REG_DATA   16	/* Offset to data in EEPROM read/write registers */
1411 #define E1000_EEPROM_RW_REG_DONE   2	/* Offset to READ/WRITE done bit */
1412 #define E1000_EEPROM_RW_REG_START  1	/* First bit for telling part to start operation */
1413 #define E1000_EEPROM_RW_ADDR_SHIFT 2	/* Shift to the address bits */
1414 #define E1000_EEPROM_POLL_WRITE    1	/* Flag for polling for write complete */
1415 #define E1000_EEPROM_POLL_READ     0	/* Flag for polling for read complete */
1416 /* Register Bit Masks */
1417 /* Device Control */
1418 #define E1000_CTRL_FD       0x00000001	/* Full duplex.0=half; 1=full */
1419 #define E1000_CTRL_BEM      0x00000002	/* Endian Mode.0=little,1=big */
1420 #define E1000_CTRL_PRIOR    0x00000004	/* Priority on PCI. 0=rx,1=fair */
1421 #define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004	/*Blocks new Master requests */
1422 #define E1000_CTRL_LRST     0x00000008	/* Link reset. 0=normal,1=reset */
1423 #define E1000_CTRL_TME      0x00000010	/* Test mode. 0=normal,1=test */
1424 #define E1000_CTRL_SLE      0x00000020	/* Serial Link on 0=dis,1=en */
1425 #define E1000_CTRL_ASDE     0x00000020	/* Auto-speed detect enable */
1426 #define E1000_CTRL_SLU      0x00000040	/* Set link up (Force Link) */
1427 #define E1000_CTRL_ILOS     0x00000080	/* Invert Loss-Of Signal */
1428 #define E1000_CTRL_SPD_SEL  0x00000300	/* Speed Select Mask */
1429 #define E1000_CTRL_SPD_10   0x00000000	/* Force 10Mb */
1430 #define E1000_CTRL_SPD_100  0x00000100	/* Force 100Mb */
1431 #define E1000_CTRL_SPD_1000 0x00000200	/* Force 1Gb */
1432 #define E1000_CTRL_BEM32    0x00000400	/* Big Endian 32 mode */
1433 #define E1000_CTRL_FRCSPD   0x00000800	/* Force Speed */
1434 #define E1000_CTRL_FRCDPX   0x00001000	/* Force Duplex */
1435 #define E1000_CTRL_D_UD_EN  0x00002000	/* Dock/Undock enable */
1436 #define E1000_CTRL_D_UD_POLARITY 0x00004000	/* Defined polarity of Dock/Undock indication in SDP[0] */
1437 #define E1000_CTRL_FORCE_PHY_RESET 0x00008000	/* Reset both PHY ports, through PHYRST_N pin */
1438 #define E1000_CTRL_EXT_LINK_EN 0x00010000	/* enable link status from external LINK_0 and LINK_1 pins */
1439 #define E1000_CTRL_SWDPIN0  0x00040000	/* SWDPIN 0 value */
1440 #define E1000_CTRL_SWDPIN1  0x00080000	/* SWDPIN 1 value */
1441 #define E1000_CTRL_SWDPIN2  0x00100000	/* SWDPIN 2 value */
1442 #define E1000_CTRL_SWDPIN3  0x00200000	/* SWDPIN 3 value */
1443 #define E1000_CTRL_SWDPIO0  0x00400000	/* SWDPIN 0 Input or output */
1444 #define E1000_CTRL_SWDPIO1  0x00800000	/* SWDPIN 1 input or output */
1445 #define E1000_CTRL_SWDPIO2  0x01000000	/* SWDPIN 2 input or output */
1446 #define E1000_CTRL_SWDPIO3  0x02000000	/* SWDPIN 3 input or output */
1447 #define E1000_CTRL_RST      0x04000000	/* Global reset */
1448 #define E1000_CTRL_RFCE     0x08000000	/* Receive Flow Control enable */
1449 #define E1000_CTRL_TFCE     0x10000000	/* Transmit flow control enable */
1450 #define E1000_CTRL_RTE      0x20000000	/* Routing tag enable */
1451 #define E1000_CTRL_VME      0x40000000	/* IEEE VLAN mode enable */
1452 #define E1000_CTRL_PHY_RST  0x80000000	/* PHY Reset */
1453 #define E1000_CTRL_SW2FW_INT 0x02000000	/* Initiate an interrupt to manageability engine */
1454 
1455 /* Device Status */
1456 #define E1000_STATUS_FD         0x00000001	/* Full duplex.0=half,1=full */
1457 #define E1000_STATUS_LU         0x00000002	/* Link up.0=no,1=link */
1458 #define E1000_STATUS_FUNC_MASK  0x0000000C	/* PCI Function Mask */
1459 #define E1000_STATUS_FUNC_SHIFT 2
1460 #define E1000_STATUS_FUNC_0     0x00000000	/* Function 0 */
1461 #define E1000_STATUS_FUNC_1     0x00000004	/* Function 1 */
1462 #define E1000_STATUS_TXOFF      0x00000010	/* transmission paused */
1463 #define E1000_STATUS_TBIMODE    0x00000020	/* TBI mode */
1464 #define E1000_STATUS_SPEED_MASK 0x000000C0
1465 #define E1000_STATUS_SPEED_10   0x00000000	/* Speed 10Mb/s */
1466 #define E1000_STATUS_SPEED_100  0x00000040	/* Speed 100Mb/s */
1467 #define E1000_STATUS_SPEED_1000 0x00000080	/* Speed 1000Mb/s */
1468 #define E1000_STATUS_LAN_INIT_DONE 0x00000200	/* Lan Init Completion
1469 						   by EEPROM/Flash */
1470 #define E1000_STATUS_ASDV       0x00000300	/* Auto speed detect value */
1471 #define E1000_STATUS_DOCK_CI    0x00000800	/* Change in Dock/Undock state. Clear on write '0'. */
1472 #define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000	/* Status of Master requests. */
1473 #define E1000_STATUS_MTXCKOK    0x00000400	/* MTX clock running OK */
1474 #define E1000_STATUS_PCI66      0x00000800	/* In 66Mhz slot */
1475 #define E1000_STATUS_BUS64      0x00001000	/* In 64 bit slot */
1476 #define E1000_STATUS_PCIX_MODE  0x00002000	/* PCI-X mode */
1477 #define E1000_STATUS_PCIX_SPEED 0x0000C000	/* PCI-X bus speed */
1478 #define E1000_STATUS_BMC_SKU_0  0x00100000	/* BMC USB redirect disabled */
1479 #define E1000_STATUS_BMC_SKU_1  0x00200000	/* BMC SRAM disabled */
1480 #define E1000_STATUS_BMC_SKU_2  0x00400000	/* BMC SDRAM disabled */
1481 #define E1000_STATUS_BMC_CRYPTO 0x00800000	/* BMC crypto disabled */
1482 #define E1000_STATUS_BMC_LITE   0x01000000	/* BMC external code execution disabled */
1483 #define E1000_STATUS_RGMII_ENABLE 0x02000000	/* RGMII disabled */
1484 #define E1000_STATUS_FUSE_8       0x04000000
1485 #define E1000_STATUS_FUSE_9       0x08000000
1486 #define E1000_STATUS_SERDES0_DIS  0x10000000	/* SERDES disabled on port 0 */
1487 #define E1000_STATUS_SERDES1_DIS  0x20000000	/* SERDES disabled on port 1 */
1488 
1489 /* Constants used to interpret the masked PCI-X bus speed. */
1490 #define E1000_STATUS_PCIX_SPEED_66  0x00000000	/* PCI-X bus speed  50-66 MHz */
1491 #define E1000_STATUS_PCIX_SPEED_100 0x00004000	/* PCI-X bus speed  66-100 MHz */
1492 #define E1000_STATUS_PCIX_SPEED_133 0x00008000	/* PCI-X bus speed 100-133 MHz */
1493 
1494 /* EEPROM/Flash Control */
1495 #define E1000_EECD_SK        0x00000001	/* EEPROM Clock */
1496 #define E1000_EECD_CS        0x00000002	/* EEPROM Chip Select */
1497 #define E1000_EECD_DI        0x00000004	/* EEPROM Data In */
1498 #define E1000_EECD_DO        0x00000008	/* EEPROM Data Out */
1499 #define E1000_EECD_FWE_MASK  0x00000030
1500 #define E1000_EECD_FWE_DIS   0x00000010	/* Disable FLASH writes */
1501 #define E1000_EECD_FWE_EN    0x00000020	/* Enable FLASH writes */
1502 #define E1000_EECD_FWE_SHIFT 4
1503 #define E1000_EECD_REQ       0x00000040	/* EEPROM Access Request */
1504 #define E1000_EECD_GNT       0x00000080	/* EEPROM Access Grant */
1505 #define E1000_EECD_PRES      0x00000100	/* EEPROM Present */
1506 #define E1000_EECD_SIZE      0x00000200	/* EEPROM Size (0=64 word 1=256 word) */
1507 #define E1000_EECD_ADDR_BITS 0x00000400	/* EEPROM Addressing bits based on type
1508 					 * (0-small, 1-large) */
1509 #define E1000_EECD_TYPE      0x00002000	/* EEPROM Type (1-SPI, 0-Microwire) */
1510 #ifndef E1000_EEPROM_GRANT_ATTEMPTS
1511 #define E1000_EEPROM_GRANT_ATTEMPTS 1000	/* EEPROM # attempts to gain grant */
1512 #endif
1513 #define E1000_EECD_AUTO_RD          0x00000200	/* EEPROM Auto Read done */
1514 #define E1000_EECD_SIZE_EX_MASK     0x00007800	/* EEprom Size */
1515 #define E1000_EECD_SIZE_EX_SHIFT    11
1516 #define E1000_EECD_NVADDS    0x00018000	/* NVM Address Size */
1517 #define E1000_EECD_SELSHAD   0x00020000	/* Select Shadow RAM */
1518 #define E1000_EECD_INITSRAM  0x00040000	/* Initialize Shadow RAM */
1519 #define E1000_EECD_FLUPD     0x00080000	/* Update FLASH */
1520 #define E1000_EECD_AUPDEN    0x00100000	/* Enable Autonomous FLASH update */
1521 #define E1000_EECD_SHADV     0x00200000	/* Shadow RAM Data Valid */
1522 #define E1000_EECD_SEC1VAL   0x00400000	/* Sector One Valid */
1523 #define E1000_EECD_SECVAL_SHIFT      22
1524 #define E1000_STM_OPCODE     0xDB00
1525 #define E1000_HICR_FW_RESET  0xC0
1526 
1527 #define E1000_SHADOW_RAM_WORDS     2048
1528 #define E1000_ICH_NVM_SIG_WORD     0x13
1529 #define E1000_ICH_NVM_SIG_MASK     0xC0
1530 
1531 /* EEPROM Read */
1532 #define E1000_EERD_START      0x00000001	/* Start Read */
1533 #define E1000_EERD_DONE       0x00000010	/* Read Done */
1534 #define E1000_EERD_ADDR_SHIFT 8
1535 #define E1000_EERD_ADDR_MASK  0x0000FF00	/* Read Address */
1536 #define E1000_EERD_DATA_SHIFT 16
1537 #define E1000_EERD_DATA_MASK  0xFFFF0000	/* Read Data */
1538 
1539 /* SPI EEPROM Status Register */
1540 #define EEPROM_STATUS_RDY_SPI  0x01
1541 #define EEPROM_STATUS_WEN_SPI  0x02
1542 #define EEPROM_STATUS_BP0_SPI  0x04
1543 #define EEPROM_STATUS_BP1_SPI  0x08
1544 #define EEPROM_STATUS_WPEN_SPI 0x80
1545 
1546 /* Extended Device Control */
1547 #define E1000_CTRL_EXT_GPI0_EN   0x00000001	/* Maps SDP4 to GPI0 */
1548 #define E1000_CTRL_EXT_GPI1_EN   0x00000002	/* Maps SDP5 to GPI1 */
1549 #define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
1550 #define E1000_CTRL_EXT_GPI2_EN   0x00000004	/* Maps SDP6 to GPI2 */
1551 #define E1000_CTRL_EXT_GPI3_EN   0x00000008	/* Maps SDP7 to GPI3 */
1552 #define E1000_CTRL_EXT_SDP4_DATA 0x00000010	/* Value of SW Defineable Pin 4 */
1553 #define E1000_CTRL_EXT_SDP5_DATA 0x00000020	/* Value of SW Defineable Pin 5 */
1554 #define E1000_CTRL_EXT_PHY_INT   E1000_CTRL_EXT_SDP5_DATA
1555 #define E1000_CTRL_EXT_SDP6_DATA 0x00000040	/* Value of SW Defineable Pin 6 */
1556 #define E1000_CTRL_EXT_SDP7_DATA 0x00000080	/* Value of SW Defineable Pin 7 */
1557 #define E1000_CTRL_EXT_SDP4_DIR  0x00000100	/* Direction of SDP4 0=in 1=out */
1558 #define E1000_CTRL_EXT_SDP5_DIR  0x00000200	/* Direction of SDP5 0=in 1=out */
1559 #define E1000_CTRL_EXT_SDP6_DIR  0x00000400	/* Direction of SDP6 0=in 1=out */
1560 #define E1000_CTRL_EXT_SDP7_DIR  0x00000800	/* Direction of SDP7 0=in 1=out */
1561 #define E1000_CTRL_EXT_ASDCHK    0x00001000	/* Initiate an ASD sequence */
1562 #define E1000_CTRL_EXT_EE_RST    0x00002000	/* Reinitialize from EEPROM */
1563 #define E1000_CTRL_EXT_IPS       0x00004000	/* Invert Power State */
1564 #define E1000_CTRL_EXT_SPD_BYPS  0x00008000	/* Speed Select Bypass */
1565 #define E1000_CTRL_EXT_RO_DIS    0x00020000	/* Relaxed Ordering disable */
1566 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
1567 #define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
1568 #define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
1569 #define E1000_CTRL_EXT_LINK_MODE_KMRN 0x00000000
1570 #define E1000_CTRL_EXT_LINK_MODE_SERDES  0x00C00000
1571 #define E1000_CTRL_EXT_LINK_MODE_SGMII   0x00800000
1572 #define E1000_CTRL_EXT_WR_WMARK_MASK  0x03000000
1573 #define E1000_CTRL_EXT_WR_WMARK_256   0x00000000
1574 #define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
1575 #define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
1576 #define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
1577 #define E1000_CTRL_EXT_DRV_LOAD       0x10000000	/* Driver loaded bit for FW */
1578 #define E1000_CTRL_EXT_IAME           0x08000000	/* Interrupt acknowledge Auto-mask */
1579 #define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000	/* Clear Interrupt timers after IMS clear */
1580 #define E1000_CRTL_EXT_PB_PAREN       0x01000000	/* packet buffer parity error detection enabled */
1581 #define E1000_CTRL_EXT_DF_PAREN       0x02000000	/* descriptor FIFO parity error detection enable */
1582 #define E1000_CTRL_EXT_GHOST_PAREN    0x40000000
1583 
1584 /* MDI Control */
1585 #define E1000_MDIC_DATA_MASK 0x0000FFFF
1586 #define E1000_MDIC_REG_MASK  0x001F0000
1587 #define E1000_MDIC_REG_SHIFT 16
1588 #define E1000_MDIC_PHY_MASK  0x03E00000
1589 #define E1000_MDIC_PHY_SHIFT 21
1590 #define E1000_MDIC_OP_WRITE  0x04000000
1591 #define E1000_MDIC_OP_READ   0x08000000
1592 #define E1000_MDIC_READY     0x10000000
1593 #define E1000_MDIC_INT_EN    0x20000000
1594 #define E1000_MDIC_ERROR     0x40000000
1595 
1596 #define INTEL_CE_GBE_MDIC_OP_WRITE      0x04000000
1597 #define INTEL_CE_GBE_MDIC_OP_READ       0x00000000
1598 #define INTEL_CE_GBE_MDIC_GO            0x80000000
1599 #define INTEL_CE_GBE_MDIC_READ_ERROR    0x80000000
1600 
1601 #define E1000_KUMCTRLSTA_MASK           0x0000FFFF
1602 #define E1000_KUMCTRLSTA_OFFSET         0x001F0000
1603 #define E1000_KUMCTRLSTA_OFFSET_SHIFT   16
1604 #define E1000_KUMCTRLSTA_REN            0x00200000
1605 
1606 #define E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL      0x00000000
1607 #define E1000_KUMCTRLSTA_OFFSET_CTRL           0x00000001
1608 #define E1000_KUMCTRLSTA_OFFSET_INB_CTRL       0x00000002
1609 #define E1000_KUMCTRLSTA_OFFSET_DIAG           0x00000003
1610 #define E1000_KUMCTRLSTA_OFFSET_TIMEOUTS       0x00000004
1611 #define E1000_KUMCTRLSTA_OFFSET_INB_PARAM      0x00000009
1612 #define E1000_KUMCTRLSTA_OFFSET_HD_CTRL        0x00000010
1613 #define E1000_KUMCTRLSTA_OFFSET_M2P_SERDES     0x0000001E
1614 #define E1000_KUMCTRLSTA_OFFSET_M2P_MODES      0x0000001F
1615 
1616 /* FIFO Control */
1617 #define E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS   0x00000008
1618 #define E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS   0x00000800
1619 
1620 /* In-Band Control */
1621 #define E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT    0x00000500
1622 #define E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING  0x00000010
1623 
1624 /* Half-Duplex Control */
1625 #define E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004
1626 #define E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT  0x00000000
1627 
1628 #define E1000_KUMCTRLSTA_OFFSET_K0S_CTRL       0x0000001E
1629 
1630 #define E1000_KUMCTRLSTA_DIAG_FELPBK           0x2000
1631 #define E1000_KUMCTRLSTA_DIAG_NELPBK           0x1000
1632 
1633 #define E1000_KUMCTRLSTA_K0S_100_EN            0x2000
1634 #define E1000_KUMCTRLSTA_K0S_GBE_EN            0x1000
1635 #define E1000_KUMCTRLSTA_K0S_ENTRY_LATENCY_MASK   0x0003
1636 
1637 #define E1000_KABGTXD_BGSQLBIAS                0x00050000
1638 
1639 #define E1000_PHY_CTRL_SPD_EN                  0x00000001
1640 #define E1000_PHY_CTRL_D0A_LPLU                0x00000002
1641 #define E1000_PHY_CTRL_NOND0A_LPLU             0x00000004
1642 #define E1000_PHY_CTRL_NOND0A_GBE_DISABLE      0x00000008
1643 #define E1000_PHY_CTRL_GBE_DISABLE             0x00000040
1644 #define E1000_PHY_CTRL_B2B_EN                  0x00000080
1645 
1646 /* LED Control */
1647 #define E1000_LEDCTL_LED0_MODE_MASK       0x0000000F
1648 #define E1000_LEDCTL_LED0_MODE_SHIFT      0
1649 #define E1000_LEDCTL_LED0_BLINK_RATE      0x0000020
1650 #define E1000_LEDCTL_LED0_IVRT            0x00000040
1651 #define E1000_LEDCTL_LED0_BLINK           0x00000080
1652 #define E1000_LEDCTL_LED1_MODE_MASK       0x00000F00
1653 #define E1000_LEDCTL_LED1_MODE_SHIFT      8
1654 #define E1000_LEDCTL_LED1_BLINK_RATE      0x0002000
1655 #define E1000_LEDCTL_LED1_IVRT            0x00004000
1656 #define E1000_LEDCTL_LED1_BLINK           0x00008000
1657 #define E1000_LEDCTL_LED2_MODE_MASK       0x000F0000
1658 #define E1000_LEDCTL_LED2_MODE_SHIFT      16
1659 #define E1000_LEDCTL_LED2_BLINK_RATE      0x00200000
1660 #define E1000_LEDCTL_LED2_IVRT            0x00400000
1661 #define E1000_LEDCTL_LED2_BLINK           0x00800000
1662 #define E1000_LEDCTL_LED3_MODE_MASK       0x0F000000
1663 #define E1000_LEDCTL_LED3_MODE_SHIFT      24
1664 #define E1000_LEDCTL_LED3_BLINK_RATE      0x20000000
1665 #define E1000_LEDCTL_LED3_IVRT            0x40000000
1666 #define E1000_LEDCTL_LED3_BLINK           0x80000000
1667 
1668 #define E1000_LEDCTL_MODE_LINK_10_1000  0x0
1669 #define E1000_LEDCTL_MODE_LINK_100_1000 0x1
1670 #define E1000_LEDCTL_MODE_LINK_UP       0x2
1671 #define E1000_LEDCTL_MODE_ACTIVITY      0x3
1672 #define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
1673 #define E1000_LEDCTL_MODE_LINK_10       0x5
1674 #define E1000_LEDCTL_MODE_LINK_100      0x6
1675 #define E1000_LEDCTL_MODE_LINK_1000     0x7
1676 #define E1000_LEDCTL_MODE_PCIX_MODE     0x8
1677 #define E1000_LEDCTL_MODE_FULL_DUPLEX   0x9
1678 #define E1000_LEDCTL_MODE_COLLISION     0xA
1679 #define E1000_LEDCTL_MODE_BUS_SPEED     0xB
1680 #define E1000_LEDCTL_MODE_BUS_SIZE      0xC
1681 #define E1000_LEDCTL_MODE_PAUSED        0xD
1682 #define E1000_LEDCTL_MODE_LED_ON        0xE
1683 #define E1000_LEDCTL_MODE_LED_OFF       0xF
1684 
1685 /* Receive Address */
1686 #define E1000_RAH_AV  0x80000000	/* Receive descriptor valid */
1687 
1688 /* Interrupt Cause Read */
1689 #define E1000_ICR_TXDW          0x00000001	/* Transmit desc written back */
1690 #define E1000_ICR_TXQE          0x00000002	/* Transmit Queue empty */
1691 #define E1000_ICR_LSC           0x00000004	/* Link Status Change */
1692 #define E1000_ICR_RXSEQ         0x00000008	/* rx sequence error */
1693 #define E1000_ICR_RXDMT0        0x00000010	/* rx desc min. threshold (0) */
1694 #define E1000_ICR_RXO           0x00000040	/* rx overrun */
1695 #define E1000_ICR_RXT0          0x00000080	/* rx timer intr (ring 0) */
1696 #define E1000_ICR_MDAC          0x00000200	/* MDIO access complete */
1697 #define E1000_ICR_RXCFG         0x00000400	/* RX /c/ ordered set */
1698 #define E1000_ICR_GPI_EN0       0x00000800	/* GP Int 0 */
1699 #define E1000_ICR_GPI_EN1       0x00001000	/* GP Int 1 */
1700 #define E1000_ICR_GPI_EN2       0x00002000	/* GP Int 2 */
1701 #define E1000_ICR_GPI_EN3       0x00004000	/* GP Int 3 */
1702 #define E1000_ICR_TXD_LOW       0x00008000
1703 #define E1000_ICR_SRPD          0x00010000
1704 #define E1000_ICR_ACK           0x00020000	/* Receive Ack frame */
1705 #define E1000_ICR_MNG           0x00040000	/* Manageability event */
1706 #define E1000_ICR_DOCK          0x00080000	/* Dock/Undock */
1707 #define E1000_ICR_INT_ASSERTED  0x80000000	/* If this bit asserted, the driver should claim the interrupt */
1708 #define E1000_ICR_RXD_FIFO_PAR0 0x00100000	/* queue 0 Rx descriptor FIFO parity error */
1709 #define E1000_ICR_TXD_FIFO_PAR0 0x00200000	/* queue 0 Tx descriptor FIFO parity error */
1710 #define E1000_ICR_HOST_ARB_PAR  0x00400000	/* host arb read buffer parity error */
1711 #define E1000_ICR_PB_PAR        0x00800000	/* packet buffer parity error */
1712 #define E1000_ICR_RXD_FIFO_PAR1 0x01000000	/* queue 1 Rx descriptor FIFO parity error */
1713 #define E1000_ICR_TXD_FIFO_PAR1 0x02000000	/* queue 1 Tx descriptor FIFO parity error */
1714 #define E1000_ICR_ALL_PARITY    0x03F00000	/* all parity error bits */
1715 #define E1000_ICR_DSW           0x00000020	/* FW changed the status of DISSW bit in the FWSM */
1716 #define E1000_ICR_PHYINT        0x00001000	/* LAN connected device generates an interrupt */
1717 #define E1000_ICR_EPRST         0x00100000	/* ME hardware reset occurs */
1718 
1719 /* Interrupt Cause Set */
1720 #define E1000_ICS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1721 #define E1000_ICS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1722 #define E1000_ICS_LSC       E1000_ICR_LSC	/* Link Status Change */
1723 #define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1724 #define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1725 #define E1000_ICS_RXO       E1000_ICR_RXO	/* rx overrun */
1726 #define E1000_ICS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1727 #define E1000_ICS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1728 #define E1000_ICS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1729 #define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1730 #define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1731 #define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1732 #define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1733 #define E1000_ICS_TXD_LOW   E1000_ICR_TXD_LOW
1734 #define E1000_ICS_SRPD      E1000_ICR_SRPD
1735 #define E1000_ICS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1736 #define E1000_ICS_MNG       E1000_ICR_MNG	/* Manageability event */
1737 #define E1000_ICS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1738 #define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1739 #define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1740 #define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1741 #define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1742 #define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1743 #define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1744 #define E1000_ICS_DSW       E1000_ICR_DSW
1745 #define E1000_ICS_PHYINT    E1000_ICR_PHYINT
1746 #define E1000_ICS_EPRST     E1000_ICR_EPRST
1747 
1748 /* Interrupt Mask Set */
1749 #define E1000_IMS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1750 #define E1000_IMS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1751 #define E1000_IMS_LSC       E1000_ICR_LSC	/* Link Status Change */
1752 #define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1753 #define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1754 #define E1000_IMS_RXO       E1000_ICR_RXO	/* rx overrun */
1755 #define E1000_IMS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1756 #define E1000_IMS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1757 #define E1000_IMS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1758 #define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1759 #define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1760 #define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1761 #define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1762 #define E1000_IMS_TXD_LOW   E1000_ICR_TXD_LOW
1763 #define E1000_IMS_SRPD      E1000_ICR_SRPD
1764 #define E1000_IMS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1765 #define E1000_IMS_MNG       E1000_ICR_MNG	/* Manageability event */
1766 #define E1000_IMS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1767 #define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1768 #define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1769 #define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1770 #define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1771 #define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1772 #define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1773 #define E1000_IMS_DSW       E1000_ICR_DSW
1774 #define E1000_IMS_PHYINT    E1000_ICR_PHYINT
1775 #define E1000_IMS_EPRST     E1000_ICR_EPRST
1776 
1777 /* Interrupt Mask Clear */
1778 #define E1000_IMC_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
1779 #define E1000_IMC_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
1780 #define E1000_IMC_LSC       E1000_ICR_LSC	/* Link Status Change */
1781 #define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
1782 #define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
1783 #define E1000_IMC_RXO       E1000_ICR_RXO	/* rx overrun */
1784 #define E1000_IMC_RXT0      E1000_ICR_RXT0	/* rx timer intr */
1785 #define E1000_IMC_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
1786 #define E1000_IMC_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
1787 #define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
1788 #define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
1789 #define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
1790 #define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
1791 #define E1000_IMC_TXD_LOW   E1000_ICR_TXD_LOW
1792 #define E1000_IMC_SRPD      E1000_ICR_SRPD
1793 #define E1000_IMC_ACK       E1000_ICR_ACK	/* Receive Ack frame */
1794 #define E1000_IMC_MNG       E1000_ICR_MNG	/* Manageability event */
1795 #define E1000_IMC_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
1796 #define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
1797 #define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
1798 #define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
1799 #define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
1800 #define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
1801 #define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
1802 #define E1000_IMC_DSW       E1000_ICR_DSW
1803 #define E1000_IMC_PHYINT    E1000_ICR_PHYINT
1804 #define E1000_IMC_EPRST     E1000_ICR_EPRST
1805 
1806 /* Receive Control */
1807 #define E1000_RCTL_RST            0x00000001	/* Software reset */
1808 #define E1000_RCTL_EN             0x00000002	/* enable */
1809 #define E1000_RCTL_SBP            0x00000004	/* store bad packet */
1810 #define E1000_RCTL_UPE            0x00000008	/* unicast promiscuous enable */
1811 #define E1000_RCTL_MPE            0x00000010	/* multicast promiscuous enab */
1812 #define E1000_RCTL_LPE            0x00000020	/* long packet enable */
1813 #define E1000_RCTL_LBM_NO         0x00000000	/* no loopback mode */
1814 #define E1000_RCTL_LBM_MAC        0x00000040	/* MAC loopback mode */
1815 #define E1000_RCTL_LBM_SLP        0x00000080	/* serial link loopback mode */
1816 #define E1000_RCTL_LBM_TCVR       0x000000C0	/* tcvr loopback mode */
1817 #define E1000_RCTL_DTYP_MASK      0x00000C00	/* Descriptor type mask */
1818 #define E1000_RCTL_DTYP_PS        0x00000400	/* Packet Split descriptor */
1819 #define E1000_RCTL_RDMTS_HALF     0x00000000	/* rx desc min threshold size */
1820 #define E1000_RCTL_RDMTS_QUAT     0x00000100	/* rx desc min threshold size */
1821 #define E1000_RCTL_RDMTS_EIGTH    0x00000200	/* rx desc min threshold size */
1822 #define E1000_RCTL_MO_SHIFT       12	/* multicast offset shift */
1823 #define E1000_RCTL_MO_0           0x00000000	/* multicast offset 11:0 */
1824 #define E1000_RCTL_MO_1           0x00001000	/* multicast offset 12:1 */
1825 #define E1000_RCTL_MO_2           0x00002000	/* multicast offset 13:2 */
1826 #define E1000_RCTL_MO_3           0x00003000	/* multicast offset 15:4 */
1827 #define E1000_RCTL_MDR            0x00004000	/* multicast desc ring 0 */
1828 #define E1000_RCTL_BAM            0x00008000	/* broadcast enable */
1829 /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
1830 #define E1000_RCTL_SZ_2048        0x00000000	/* rx buffer size 2048 */
1831 #define E1000_RCTL_SZ_1024        0x00010000	/* rx buffer size 1024 */
1832 #define E1000_RCTL_SZ_512         0x00020000	/* rx buffer size 512 */
1833 #define E1000_RCTL_SZ_256         0x00030000	/* rx buffer size 256 */
1834 /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
1835 #define E1000_RCTL_SZ_16384       0x00010000	/* rx buffer size 16384 */
1836 #define E1000_RCTL_SZ_8192        0x00020000	/* rx buffer size 8192 */
1837 #define E1000_RCTL_SZ_4096        0x00030000	/* rx buffer size 4096 */
1838 #define E1000_RCTL_VFE            0x00040000	/* vlan filter enable */
1839 #define E1000_RCTL_CFIEN          0x00080000	/* canonical form enable */
1840 #define E1000_RCTL_CFI            0x00100000	/* canonical form indicator */
1841 #define E1000_RCTL_DPF            0x00400000	/* discard pause frames */
1842 #define E1000_RCTL_PMCF           0x00800000	/* pass MAC control frames */
1843 #define E1000_RCTL_BSEX           0x02000000	/* Buffer size extension */
1844 #define E1000_RCTL_SECRC          0x04000000	/* Strip Ethernet CRC */
1845 #define E1000_RCTL_FLXBUF_MASK    0x78000000	/* Flexible buffer size */
1846 #define E1000_RCTL_FLXBUF_SHIFT   27	/* Flexible buffer shift */
1847 
1848 /* Use byte values for the following shift parameters
1849  * Usage:
1850  *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
1851  *                  E1000_PSRCTL_BSIZE0_MASK) |
1852  *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
1853  *                  E1000_PSRCTL_BSIZE1_MASK) |
1854  *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
1855  *                  E1000_PSRCTL_BSIZE2_MASK) |
1856  *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
1857  *                  E1000_PSRCTL_BSIZE3_MASK))
1858  * where value0 = [128..16256],  default=256
1859  *       value1 = [1024..64512], default=4096
1860  *       value2 = [0..64512],    default=4096
1861  *       value3 = [0..64512],    default=0
1862  */
1863 
1864 #define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
1865 #define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
1866 #define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
1867 #define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
1868 
1869 #define E1000_PSRCTL_BSIZE0_SHIFT  7	/* Shift _right_ 7 */
1870 #define E1000_PSRCTL_BSIZE1_SHIFT  2	/* Shift _right_ 2 */
1871 #define E1000_PSRCTL_BSIZE2_SHIFT  6	/* Shift _left_ 6 */
1872 #define E1000_PSRCTL_BSIZE3_SHIFT 14	/* Shift _left_ 14 */
1873 
1874 /* SW_W_SYNC definitions */
1875 #define E1000_SWFW_EEP_SM     0x0001
1876 #define E1000_SWFW_PHY0_SM    0x0002
1877 #define E1000_SWFW_PHY1_SM    0x0004
1878 #define E1000_SWFW_MAC_CSR_SM 0x0008
1879 
1880 /* Receive Descriptor */
1881 #define E1000_RDT_DELAY 0x0000ffff	/* Delay timer (1=1024us) */
1882 #define E1000_RDT_FPDB  0x80000000	/* Flush descriptor block */
1883 #define E1000_RDLEN_LEN 0x0007ff80	/* descriptor length */
1884 #define E1000_RDH_RDH   0x0000ffff	/* receive descriptor head */
1885 #define E1000_RDT_RDT   0x0000ffff	/* receive descriptor tail */
1886 
1887 /* Flow Control */
1888 #define E1000_FCRTH_RTH  0x0000FFF8	/* Mask Bits[15:3] for RTH */
1889 #define E1000_FCRTH_XFCE 0x80000000	/* External Flow Control Enable */
1890 #define E1000_FCRTL_RTL  0x0000FFF8	/* Mask Bits[15:3] for RTL */
1891 #define E1000_FCRTL_XONE 0x80000000	/* Enable XON frame transmission */
1892 
1893 /* Header split receive */
1894 #define E1000_RFCTL_ISCSI_DIS           0x00000001
1895 #define E1000_RFCTL_ISCSI_DWC_MASK      0x0000003E
1896 #define E1000_RFCTL_ISCSI_DWC_SHIFT     1
1897 #define E1000_RFCTL_NFSW_DIS            0x00000040
1898 #define E1000_RFCTL_NFSR_DIS            0x00000080
1899 #define E1000_RFCTL_NFS_VER_MASK        0x00000300
1900 #define E1000_RFCTL_NFS_VER_SHIFT       8
1901 #define E1000_RFCTL_IPV6_DIS            0x00000400
1902 #define E1000_RFCTL_IPV6_XSUM_DIS       0x00000800
1903 #define E1000_RFCTL_ACK_DIS             0x00001000
1904 #define E1000_RFCTL_ACKD_DIS            0x00002000
1905 #define E1000_RFCTL_IPFRSP_DIS          0x00004000
1906 #define E1000_RFCTL_EXTEN               0x00008000
1907 #define E1000_RFCTL_IPV6_EX_DIS         0x00010000
1908 #define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
1909 
1910 /* Receive Descriptor Control */
1911 #define E1000_RXDCTL_PTHRESH 0x0000003F	/* RXDCTL Prefetch Threshold */
1912 #define E1000_RXDCTL_HTHRESH 0x00003F00	/* RXDCTL Host Threshold */
1913 #define E1000_RXDCTL_WTHRESH 0x003F0000	/* RXDCTL Writeback Threshold */
1914 #define E1000_RXDCTL_GRAN    0x01000000	/* RXDCTL Granularity */
1915 
1916 /* Transmit Descriptor Control */
1917 #define E1000_TXDCTL_PTHRESH 0x0000003F	/* TXDCTL Prefetch Threshold */
1918 #define E1000_TXDCTL_HTHRESH 0x00003F00	/* TXDCTL Host Threshold */
1919 #define E1000_TXDCTL_WTHRESH 0x003F0000	/* TXDCTL Writeback Threshold */
1920 #define E1000_TXDCTL_GRAN    0x01000000	/* TXDCTL Granularity */
1921 #define E1000_TXDCTL_LWTHRESH 0xFE000000	/* TXDCTL Low Threshold */
1922 #define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
1923 #define E1000_TXDCTL_COUNT_DESC 0x00400000	/* Enable the counting of desc.
1924 						   still to be processed. */
1925 /* Transmit Configuration Word */
1926 #define E1000_TXCW_FD         0x00000020	/* TXCW full duplex */
1927 #define E1000_TXCW_HD         0x00000040	/* TXCW half duplex */
1928 #define E1000_TXCW_PAUSE      0x00000080	/* TXCW sym pause request */
1929 #define E1000_TXCW_ASM_DIR    0x00000100	/* TXCW astm pause direction */
1930 #define E1000_TXCW_PAUSE_MASK 0x00000180	/* TXCW pause request mask */
1931 #define E1000_TXCW_RF         0x00003000	/* TXCW remote fault */
1932 #define E1000_TXCW_NP         0x00008000	/* TXCW next page */
1933 #define E1000_TXCW_CW         0x0000ffff	/* TxConfigWord mask */
1934 #define E1000_TXCW_TXC        0x40000000	/* Transmit Config control */
1935 #define E1000_TXCW_ANE        0x80000000	/* Auto-neg enable */
1936 
1937 /* Receive Configuration Word */
1938 #define E1000_RXCW_CW    0x0000ffff	/* RxConfigWord mask */
1939 #define E1000_RXCW_NC    0x04000000	/* Receive config no carrier */
1940 #define E1000_RXCW_IV    0x08000000	/* Receive config invalid */
1941 #define E1000_RXCW_CC    0x10000000	/* Receive config change */
1942 #define E1000_RXCW_C     0x20000000	/* Receive config */
1943 #define E1000_RXCW_SYNCH 0x40000000	/* Receive config synch */
1944 #define E1000_RXCW_ANC   0x80000000	/* Auto-neg complete */
1945 
1946 /* Transmit Control */
1947 #define E1000_TCTL_RST    0x00000001	/* software reset */
1948 #define E1000_TCTL_EN     0x00000002	/* enable tx */
1949 #define E1000_TCTL_BCE    0x00000004	/* busy check enable */
1950 #define E1000_TCTL_PSP    0x00000008	/* pad short packets */
1951 #define E1000_TCTL_CT     0x00000ff0	/* collision threshold */
1952 #define E1000_TCTL_COLD   0x003ff000	/* collision distance */
1953 #define E1000_TCTL_SWXOFF 0x00400000	/* SW Xoff transmission */
1954 #define E1000_TCTL_PBE    0x00800000	/* Packet Burst Enable */
1955 #define E1000_TCTL_RTLC   0x01000000	/* Re-transmit on late collision */
1956 #define E1000_TCTL_NRTU   0x02000000	/* No Re-transmit on underrun */
1957 #define E1000_TCTL_MULR   0x10000000	/* Multiple request support */
1958 /* Extended Transmit Control */
1959 #define E1000_TCTL_EXT_BST_MASK  0x000003FF	/* Backoff Slot Time */
1960 #define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00	/* Gigabit Carry Extend Padding */
1961 
1962 /* Receive Checksum Control */
1963 #define E1000_RXCSUM_PCSS_MASK 0x000000FF	/* Packet Checksum Start */
1964 #define E1000_RXCSUM_IPOFL     0x00000100	/* IPv4 checksum offload */
1965 #define E1000_RXCSUM_TUOFL     0x00000200	/* TCP / UDP checksum offload */
1966 #define E1000_RXCSUM_IPV6OFL   0x00000400	/* IPv6 checksum offload */
1967 #define E1000_RXCSUM_IPPCSE    0x00001000	/* IP payload checksum enable */
1968 #define E1000_RXCSUM_PCSD      0x00002000	/* packet checksum disabled */
1969 
1970 /* Multiple Receive Queue Control */
1971 #define E1000_MRQC_ENABLE_MASK              0x00000003
1972 #define E1000_MRQC_ENABLE_RSS_2Q            0x00000001
1973 #define E1000_MRQC_ENABLE_RSS_INT           0x00000004
1974 #define E1000_MRQC_RSS_FIELD_MASK           0xFFFF0000
1975 #define E1000_MRQC_RSS_FIELD_IPV4_TCP       0x00010000
1976 #define E1000_MRQC_RSS_FIELD_IPV4           0x00020000
1977 #define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX    0x00040000
1978 #define E1000_MRQC_RSS_FIELD_IPV6_EX        0x00080000
1979 #define E1000_MRQC_RSS_FIELD_IPV6           0x00100000
1980 #define E1000_MRQC_RSS_FIELD_IPV6_TCP       0x00200000
1981 
1982 /* Definitions for power management and wakeup registers */
1983 /* Wake Up Control */
1984 #define E1000_WUC_APME       0x00000001	/* APM Enable */
1985 #define E1000_WUC_PME_EN     0x00000002	/* PME Enable */
1986 #define E1000_WUC_PME_STATUS 0x00000004	/* PME Status */
1987 #define E1000_WUC_APMPME     0x00000008	/* Assert PME on APM Wakeup */
1988 #define E1000_WUC_SPM        0x80000000	/* Enable SPM */
1989 
1990 /* Wake Up Filter Control */
1991 #define E1000_WUFC_LNKC 0x00000001	/* Link Status Change Wakeup Enable */
1992 #define E1000_WUFC_MAG  0x00000002	/* Magic Packet Wakeup Enable */
1993 #define E1000_WUFC_EX   0x00000004	/* Directed Exact Wakeup Enable */
1994 #define E1000_WUFC_MC   0x00000008	/* Directed Multicast Wakeup Enable */
1995 #define E1000_WUFC_BC   0x00000010	/* Broadcast Wakeup Enable */
1996 #define E1000_WUFC_ARP  0x00000020	/* ARP Request Packet Wakeup Enable */
1997 #define E1000_WUFC_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Enable */
1998 #define E1000_WUFC_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Enable */
1999 #define E1000_WUFC_IGNORE_TCO      0x00008000	/* Ignore WakeOn TCO packets */
2000 #define E1000_WUFC_FLX0 0x00010000	/* Flexible Filter 0 Enable */
2001 #define E1000_WUFC_FLX1 0x00020000	/* Flexible Filter 1 Enable */
2002 #define E1000_WUFC_FLX2 0x00040000	/* Flexible Filter 2 Enable */
2003 #define E1000_WUFC_FLX3 0x00080000	/* Flexible Filter 3 Enable */
2004 #define E1000_WUFC_ALL_FILTERS 0x000F00FF	/* Mask for all wakeup filters */
2005 #define E1000_WUFC_FLX_OFFSET 16	/* Offset to the Flexible Filters bits */
2006 #define E1000_WUFC_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
2007 
2008 /* Wake Up Status */
2009 #define E1000_WUS_LNKC 0x00000001	/* Link Status Changed */
2010 #define E1000_WUS_MAG  0x00000002	/* Magic Packet Received */
2011 #define E1000_WUS_EX   0x00000004	/* Directed Exact Received */
2012 #define E1000_WUS_MC   0x00000008	/* Directed Multicast Received */
2013 #define E1000_WUS_BC   0x00000010	/* Broadcast Received */
2014 #define E1000_WUS_ARP  0x00000020	/* ARP Request Packet Received */
2015 #define E1000_WUS_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Received */
2016 #define E1000_WUS_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Received */
2017 #define E1000_WUS_FLX0 0x00010000	/* Flexible Filter 0 Match */
2018 #define E1000_WUS_FLX1 0x00020000	/* Flexible Filter 1 Match */
2019 #define E1000_WUS_FLX2 0x00040000	/* Flexible Filter 2 Match */
2020 #define E1000_WUS_FLX3 0x00080000	/* Flexible Filter 3 Match */
2021 #define E1000_WUS_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
2022 
2023 /* Management Control */
2024 #define E1000_MANC_SMBUS_EN      0x00000001	/* SMBus Enabled - RO */
2025 #define E1000_MANC_ASF_EN        0x00000002	/* ASF Enabled - RO */
2026 #define E1000_MANC_R_ON_FORCE    0x00000004	/* Reset on Force TCO - RO */
2027 #define E1000_MANC_RMCP_EN       0x00000100	/* Enable RCMP 026Fh Filtering */
2028 #define E1000_MANC_0298_EN       0x00000200	/* Enable RCMP 0298h Filtering */
2029 #define E1000_MANC_IPV4_EN       0x00000400	/* Enable IPv4 */
2030 #define E1000_MANC_IPV6_EN       0x00000800	/* Enable IPv6 */
2031 #define E1000_MANC_SNAP_EN       0x00001000	/* Accept LLC/SNAP */
2032 #define E1000_MANC_ARP_EN        0x00002000	/* Enable ARP Request Filtering */
2033 #define E1000_MANC_NEIGHBOR_EN   0x00004000	/* Enable Neighbor Discovery
2034 						 * Filtering */
2035 #define E1000_MANC_ARP_RES_EN    0x00008000	/* Enable ARP response Filtering */
2036 #define E1000_MANC_TCO_RESET     0x00010000	/* TCO Reset Occurred */
2037 #define E1000_MANC_RCV_TCO_EN    0x00020000	/* Receive TCO Packets Enabled */
2038 #define E1000_MANC_REPORT_STATUS 0x00040000	/* Status Reporting Enabled */
2039 #define E1000_MANC_RCV_ALL       0x00080000	/* Receive All Enabled */
2040 #define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000	/* Block phy resets */
2041 #define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000	/* Enable MAC address
2042 							 * filtering */
2043 #define E1000_MANC_EN_MNG2HOST   0x00200000	/* Enable MNG packets to host
2044 						 * memory */
2045 #define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000	/* Enable IP address
2046 							 * filtering */
2047 #define E1000_MANC_EN_XSUM_FILTER   0x00800000	/* Enable checksum filtering */
2048 #define E1000_MANC_BR_EN         0x01000000	/* Enable broadcast filtering */
2049 #define E1000_MANC_SMB_REQ       0x01000000	/* SMBus Request */
2050 #define E1000_MANC_SMB_GNT       0x02000000	/* SMBus Grant */
2051 #define E1000_MANC_SMB_CLK_IN    0x04000000	/* SMBus Clock In */
2052 #define E1000_MANC_SMB_DATA_IN   0x08000000	/* SMBus Data In */
2053 #define E1000_MANC_SMB_DATA_OUT  0x10000000	/* SMBus Data Out */
2054 #define E1000_MANC_SMB_CLK_OUT   0x20000000	/* SMBus Clock Out */
2055 
2056 #define E1000_MANC_SMB_DATA_OUT_SHIFT  28	/* SMBus Data Out Shift */
2057 #define E1000_MANC_SMB_CLK_OUT_SHIFT   29	/* SMBus Clock Out Shift */
2058 
2059 /* SW Semaphore Register */
2060 #define E1000_SWSM_SMBI         0x00000001	/* Driver Semaphore bit */
2061 #define E1000_SWSM_SWESMBI      0x00000002	/* FW Semaphore bit */
2062 #define E1000_SWSM_WMNG         0x00000004	/* Wake MNG Clock */
2063 #define E1000_SWSM_DRV_LOAD     0x00000008	/* Driver Loaded Bit */
2064 
2065 /* FW Semaphore Register */
2066 #define E1000_FWSM_MODE_MASK    0x0000000E	/* FW mode */
2067 #define E1000_FWSM_MODE_SHIFT            1
2068 #define E1000_FWSM_FW_VALID     0x00008000	/* FW established a valid mode */
2069 
2070 #define E1000_FWSM_RSPCIPHY        0x00000040	/* Reset PHY on PCI reset */
2071 #define E1000_FWSM_DISSW           0x10000000	/* FW disable SW Write Access */
2072 #define E1000_FWSM_SKUSEL_MASK     0x60000000	/* LAN SKU select */
2073 #define E1000_FWSM_SKUEL_SHIFT     29
2074 #define E1000_FWSM_SKUSEL_EMB      0x0	/* Embedded SKU */
2075 #define E1000_FWSM_SKUSEL_CONS     0x1	/* Consumer SKU */
2076 #define E1000_FWSM_SKUSEL_PERF_100 0x2	/* Perf & Corp 10/100 SKU */
2077 #define E1000_FWSM_SKUSEL_PERF_GBE 0x3	/* Perf & Copr GbE SKU */
2078 
2079 /* FFLT Debug Register */
2080 #define E1000_FFLT_DBG_INVC     0x00100000	/* Invalid /C/ code handling */
2081 
2082 typedef enum {
2083 	e1000_mng_mode_none = 0,
2084 	e1000_mng_mode_asf,
2085 	e1000_mng_mode_pt,
2086 	e1000_mng_mode_ipmi,
2087 	e1000_mng_mode_host_interface_only
2088 } e1000_mng_mode;
2089 
2090 /* Host Interface Control Register */
2091 #define E1000_HICR_EN           0x00000001	/* Enable Bit - RO */
2092 #define E1000_HICR_C            0x00000002	/* Driver sets this bit when done
2093 						 * to put command in RAM */
2094 #define E1000_HICR_SV           0x00000004	/* Status Validity */
2095 #define E1000_HICR_FWR          0x00000080	/* FW reset. Set by the Host */
2096 
2097 /* Host Interface Command Interface - Address range 0x8800-0x8EFF */
2098 #define E1000_HI_MAX_DATA_LENGTH         252	/* Host Interface data length */
2099 #define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792	/* Number of bytes in range */
2100 #define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448	/* Number of dwords in range */
2101 #define E1000_HI_COMMAND_TIMEOUT         500	/* Time in ms to process HI command */
2102 
2103 struct e1000_host_command_header {
2104 	u8 command_id;
2105 	u8 command_length;
2106 	u8 command_options;	/* I/F bits for command, status for return */
2107 	u8 checksum;
2108 };
2109 struct e1000_host_command_info {
2110 	struct e1000_host_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
2111 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];	/* Command data can length 0..252 */
2112 };
2113 
2114 /* Host SMB register #0 */
2115 #define E1000_HSMC0R_CLKIN      0x00000001	/* SMB Clock in */
2116 #define E1000_HSMC0R_DATAIN     0x00000002	/* SMB Data in */
2117 #define E1000_HSMC0R_DATAOUT    0x00000004	/* SMB Data out */
2118 #define E1000_HSMC0R_CLKOUT     0x00000008	/* SMB Clock out */
2119 
2120 /* Host SMB register #1 */
2121 #define E1000_HSMC1R_CLKIN      E1000_HSMC0R_CLKIN
2122 #define E1000_HSMC1R_DATAIN     E1000_HSMC0R_DATAIN
2123 #define E1000_HSMC1R_DATAOUT    E1000_HSMC0R_DATAOUT
2124 #define E1000_HSMC1R_CLKOUT     E1000_HSMC0R_CLKOUT
2125 
2126 /* FW Status Register */
2127 #define E1000_FWSTS_FWS_MASK    0x000000FF	/* FW Status */
2128 
2129 /* Wake Up Packet Length */
2130 #define E1000_WUPL_LENGTH_MASK 0x0FFF	/* Only the lower 12 bits are valid */
2131 
2132 #define E1000_MDALIGN          4096
2133 
2134 /* PCI-Ex registers*/
2135 
2136 /* PCI-Ex Control Register */
2137 #define E1000_GCR_RXD_NO_SNOOP          0x00000001
2138 #define E1000_GCR_RXDSCW_NO_SNOOP       0x00000002
2139 #define E1000_GCR_RXDSCR_NO_SNOOP       0x00000004
2140 #define E1000_GCR_TXD_NO_SNOOP          0x00000008
2141 #define E1000_GCR_TXDSCW_NO_SNOOP       0x00000010
2142 #define E1000_GCR_TXDSCR_NO_SNOOP       0x00000020
2143 
2144 #define PCI_EX_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP         | \
2145                              E1000_GCR_RXDSCW_NO_SNOOP      | \
2146                              E1000_GCR_RXDSCR_NO_SNOOP      | \
2147                              E1000_GCR_TXD_NO_SNOOP         | \
2148                              E1000_GCR_TXDSCW_NO_SNOOP      | \
2149                              E1000_GCR_TXDSCR_NO_SNOOP)
2150 
2151 #define PCI_EX_82566_SNOOP_ALL PCI_EX_NO_SNOOP_ALL
2152 
2153 #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
2154 /* Function Active and Power State to MNG */
2155 #define E1000_FACTPS_FUNC0_POWER_STATE_MASK         0x00000003
2156 #define E1000_FACTPS_LAN0_VALID                     0x00000004
2157 #define E1000_FACTPS_FUNC0_AUX_EN                   0x00000008
2158 #define E1000_FACTPS_FUNC1_POWER_STATE_MASK         0x000000C0
2159 #define E1000_FACTPS_FUNC1_POWER_STATE_SHIFT        6
2160 #define E1000_FACTPS_LAN1_VALID                     0x00000100
2161 #define E1000_FACTPS_FUNC1_AUX_EN                   0x00000200
2162 #define E1000_FACTPS_FUNC2_POWER_STATE_MASK         0x00003000
2163 #define E1000_FACTPS_FUNC2_POWER_STATE_SHIFT        12
2164 #define E1000_FACTPS_IDE_ENABLE                     0x00004000
2165 #define E1000_FACTPS_FUNC2_AUX_EN                   0x00008000
2166 #define E1000_FACTPS_FUNC3_POWER_STATE_MASK         0x000C0000
2167 #define E1000_FACTPS_FUNC3_POWER_STATE_SHIFT        18
2168 #define E1000_FACTPS_SP_ENABLE                      0x00100000
2169 #define E1000_FACTPS_FUNC3_AUX_EN                   0x00200000
2170 #define E1000_FACTPS_FUNC4_POWER_STATE_MASK         0x03000000
2171 #define E1000_FACTPS_FUNC4_POWER_STATE_SHIFT        24
2172 #define E1000_FACTPS_IPMI_ENABLE                    0x04000000
2173 #define E1000_FACTPS_FUNC4_AUX_EN                   0x08000000
2174 #define E1000_FACTPS_MNGCG                          0x20000000
2175 #define E1000_FACTPS_LAN_FUNC_SEL                   0x40000000
2176 #define E1000_FACTPS_PM_STATE_CHANGED               0x80000000
2177 
2178 /* PCI-Ex Config Space */
2179 #define PCI_EX_LINK_STATUS           0x12
2180 #define PCI_EX_LINK_WIDTH_MASK       0x3F0
2181 #define PCI_EX_LINK_WIDTH_SHIFT      4
2182 
2183 /* EEPROM Commands - Microwire */
2184 #define EEPROM_READ_OPCODE_MICROWIRE  0x6	/* EEPROM read opcode */
2185 #define EEPROM_WRITE_OPCODE_MICROWIRE 0x5	/* EEPROM write opcode */
2186 #define EEPROM_ERASE_OPCODE_MICROWIRE 0x7	/* EEPROM erase opcode */
2187 #define EEPROM_EWEN_OPCODE_MICROWIRE  0x13	/* EEPROM erase/write enable */
2188 #define EEPROM_EWDS_OPCODE_MICROWIRE  0x10	/* EEPROM erase/write disable */
2189 
2190 /* EEPROM Commands - SPI */
2191 #define EEPROM_MAX_RETRY_SPI        5000	/* Max wait of 5ms, for RDY signal */
2192 #define EEPROM_READ_OPCODE_SPI      0x03	/* EEPROM read opcode */
2193 #define EEPROM_WRITE_OPCODE_SPI     0x02	/* EEPROM write opcode */
2194 #define EEPROM_A8_OPCODE_SPI        0x08	/* opcode bit-3 = address bit-8 */
2195 #define EEPROM_WREN_OPCODE_SPI      0x06	/* EEPROM set Write Enable latch */
2196 #define EEPROM_WRDI_OPCODE_SPI      0x04	/* EEPROM reset Write Enable latch */
2197 #define EEPROM_RDSR_OPCODE_SPI      0x05	/* EEPROM read Status register */
2198 #define EEPROM_WRSR_OPCODE_SPI      0x01	/* EEPROM write Status register */
2199 #define EEPROM_ERASE4K_OPCODE_SPI   0x20	/* EEPROM ERASE 4KB */
2200 #define EEPROM_ERASE64K_OPCODE_SPI  0xD8	/* EEPROM ERASE 64KB */
2201 #define EEPROM_ERASE256_OPCODE_SPI  0xDB	/* EEPROM ERASE 256B */
2202 
2203 /* EEPROM Size definitions */
2204 #define EEPROM_WORD_SIZE_SHIFT  6
2205 #define EEPROM_SIZE_SHIFT       10
2206 #define EEPROM_SIZE_MASK        0x1C00
2207 
2208 /* EEPROM Word Offsets */
2209 #define EEPROM_COMPAT                 0x0003
2210 #define EEPROM_ID_LED_SETTINGS        0x0004
2211 #define EEPROM_VERSION                0x0005
2212 #define EEPROM_SERDES_AMPLITUDE       0x0006	/* For SERDES output amplitude adjustment. */
2213 #define EEPROM_PHY_CLASS_WORD         0x0007
2214 #define EEPROM_INIT_CONTROL1_REG      0x000A
2215 #define EEPROM_INIT_CONTROL2_REG      0x000F
2216 #define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
2217 #define EEPROM_INIT_CONTROL3_PORT_B   0x0014
2218 #define EEPROM_INIT_3GIO_3            0x001A
2219 #define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
2220 #define EEPROM_INIT_CONTROL3_PORT_A   0x0024
2221 #define EEPROM_CFG                    0x0012
2222 #define EEPROM_FLASH_VERSION          0x0032
2223 #define EEPROM_CHECKSUM_REG           0x003F
2224 
2225 #define E1000_EEPROM_CFG_DONE         0x00040000	/* MNG config cycle done */
2226 #define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000	/* ...for second port */
2227 
2228 /* Word definitions for ID LED Settings */
2229 #define ID_LED_RESERVED_0000 0x0000
2230 #define ID_LED_RESERVED_FFFF 0xFFFF
2231 #define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2 << 12) | \
2232                               (ID_LED_OFF1_OFF2 << 8) | \
2233                               (ID_LED_DEF1_DEF2 << 4) | \
2234                               (ID_LED_DEF1_DEF2))
2235 #define ID_LED_DEF1_DEF2     0x1
2236 #define ID_LED_DEF1_ON2      0x2
2237 #define ID_LED_DEF1_OFF2     0x3
2238 #define ID_LED_ON1_DEF2      0x4
2239 #define ID_LED_ON1_ON2       0x5
2240 #define ID_LED_ON1_OFF2      0x6
2241 #define ID_LED_OFF1_DEF2     0x7
2242 #define ID_LED_OFF1_ON2      0x8
2243 #define ID_LED_OFF1_OFF2     0x9
2244 
2245 #define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
2246 #define IGP_ACTIVITY_LED_ENABLE 0x0300
2247 #define IGP_LED3_MODE           0x07000000
2248 
2249 /* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */
2250 #define EEPROM_SERDES_AMPLITUDE_MASK  0x000F
2251 
2252 /* Mask bit for PHY class in Word 7 of the EEPROM */
2253 #define EEPROM_PHY_CLASS_A   0x8000
2254 
2255 /* Mask bits for fields in Word 0x0a of the EEPROM */
2256 #define EEPROM_WORD0A_ILOS   0x0010
2257 #define EEPROM_WORD0A_SWDPIO 0x01E0
2258 #define EEPROM_WORD0A_LRST   0x0200
2259 #define EEPROM_WORD0A_FD     0x0400
2260 #define EEPROM_WORD0A_66MHZ  0x0800
2261 
2262 /* Mask bits for fields in Word 0x0f of the EEPROM */
2263 #define EEPROM_WORD0F_PAUSE_MASK 0x3000
2264 #define EEPROM_WORD0F_PAUSE      0x1000
2265 #define EEPROM_WORD0F_ASM_DIR    0x2000
2266 #define EEPROM_WORD0F_ANE        0x0800
2267 #define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
2268 #define EEPROM_WORD0F_LPLU       0x0001
2269 
2270 /* Mask bits for fields in Word 0x10/0x20 of the EEPROM */
2271 #define EEPROM_WORD1020_GIGA_DISABLE         0x0010
2272 #define EEPROM_WORD1020_GIGA_DISABLE_NON_D0A 0x0008
2273 
2274 /* Mask bits for fields in Word 0x1a of the EEPROM */
2275 #define EEPROM_WORD1A_ASPM_MASK  0x000C
2276 
2277 /* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
2278 #define EEPROM_SUM 0xBABA
2279 
2280 /* EEPROM Map defines (WORD OFFSETS)*/
2281 #define EEPROM_NODE_ADDRESS_BYTE_0 0
2282 #define EEPROM_PBA_BYTE_1          8
2283 
2284 #define EEPROM_RESERVED_WORD          0xFFFF
2285 
2286 /* EEPROM Map Sizes (Byte Counts) */
2287 #define PBA_SIZE 4
2288 
2289 /* Collision related configuration parameters */
2290 #define E1000_COLLISION_THRESHOLD       15
2291 #define E1000_CT_SHIFT                  4
2292 /* Collision distance is a 0-based value that applies to
2293  * half-duplex-capable hardware only. */
2294 #define E1000_COLLISION_DISTANCE        63
2295 #define E1000_COLLISION_DISTANCE_82542  64
2296 #define E1000_FDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2297 #define E1000_HDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2298 #define E1000_COLD_SHIFT                12
2299 
2300 /* Number of Transmit and Receive Descriptors must be a multiple of 8 */
2301 #define REQ_TX_DESCRIPTOR_MULTIPLE  8
2302 #define REQ_RX_DESCRIPTOR_MULTIPLE  8
2303 
2304 /* Default values for the transmit IPG register */
2305 #define DEFAULT_82542_TIPG_IPGT        10
2306 #define DEFAULT_82543_TIPG_IPGT_FIBER  9
2307 #define DEFAULT_82543_TIPG_IPGT_COPPER 8
2308 
2309 #define E1000_TIPG_IPGT_MASK  0x000003FF
2310 #define E1000_TIPG_IPGR1_MASK 0x000FFC00
2311 #define E1000_TIPG_IPGR2_MASK 0x3FF00000
2312 
2313 #define DEFAULT_82542_TIPG_IPGR1 2
2314 #define DEFAULT_82543_TIPG_IPGR1 8
2315 #define E1000_TIPG_IPGR1_SHIFT  10
2316 
2317 #define DEFAULT_82542_TIPG_IPGR2 10
2318 #define DEFAULT_82543_TIPG_IPGR2 6
2319 #define E1000_TIPG_IPGR2_SHIFT  20
2320 
2321 #define E1000_TXDMAC_DPP 0x00000001
2322 
2323 /* Adaptive IFS defines */
2324 #define TX_THRESHOLD_START     8
2325 #define TX_THRESHOLD_INCREMENT 10
2326 #define TX_THRESHOLD_DECREMENT 1
2327 #define TX_THRESHOLD_STOP      190
2328 #define TX_THRESHOLD_DISABLE   0
2329 #define TX_THRESHOLD_TIMER_MS  10000
2330 #define MIN_NUM_XMITS          1000
2331 #define IFS_MAX                80
2332 #define IFS_STEP               10
2333 #define IFS_MIN                40
2334 #define IFS_RATIO              4
2335 
2336 /* Extended Configuration Control and Size */
2337 #define E1000_EXTCNF_CTRL_PCIE_WRITE_ENABLE 0x00000001
2338 #define E1000_EXTCNF_CTRL_PHY_WRITE_ENABLE  0x00000002
2339 #define E1000_EXTCNF_CTRL_D_UD_ENABLE       0x00000004
2340 #define E1000_EXTCNF_CTRL_D_UD_LATENCY      0x00000008
2341 #define E1000_EXTCNF_CTRL_D_UD_OWNER        0x00000010
2342 #define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020
2343 #define E1000_EXTCNF_CTRL_MDIO_HW_OWNERSHIP 0x00000040
2344 #define E1000_EXTCNF_CTRL_EXT_CNF_POINTER   0x0FFF0000
2345 
2346 #define E1000_EXTCNF_SIZE_EXT_PHY_LENGTH    0x000000FF
2347 #define E1000_EXTCNF_SIZE_EXT_DOCK_LENGTH   0x0000FF00
2348 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH   0x00FF0000
2349 #define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE  0x00000001
2350 #define E1000_EXTCNF_CTRL_SWFLAG            0x00000020
2351 
2352 /* PBA constants */
2353 #define E1000_PBA_8K 0x0008	/* 8KB, default Rx allocation */
2354 #define E1000_PBA_12K 0x000C	/* 12KB, default Rx allocation */
2355 #define E1000_PBA_16K 0x0010	/* 16KB, default TX allocation */
2356 #define E1000_PBA_20K 0x0014
2357 #define E1000_PBA_22K 0x0016
2358 #define E1000_PBA_24K 0x0018
2359 #define E1000_PBA_30K 0x001E
2360 #define E1000_PBA_32K 0x0020
2361 #define E1000_PBA_34K 0x0022
2362 #define E1000_PBA_38K 0x0026
2363 #define E1000_PBA_40K 0x0028
2364 #define E1000_PBA_48K 0x0030	/* 48KB, default RX allocation */
2365 
2366 #define E1000_PBS_16K E1000_PBA_16K
2367 
2368 /* Flow Control Constants */
2369 #define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
2370 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
2371 #define FLOW_CONTROL_TYPE         0x8808
2372 
2373 /* The historical defaults for the flow control values are given below. */
2374 #define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
2375 #define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
2376 #define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
2377 
2378 /* PCIX Config space */
2379 #define PCIX_COMMAND_REGISTER    0xE6
2380 #define PCIX_STATUS_REGISTER_LO  0xE8
2381 #define PCIX_STATUS_REGISTER_HI  0xEA
2382 
2383 #define PCIX_COMMAND_MMRBC_MASK      0x000C
2384 #define PCIX_COMMAND_MMRBC_SHIFT     0x2
2385 #define PCIX_STATUS_HI_MMRBC_MASK    0x0060
2386 #define PCIX_STATUS_HI_MMRBC_SHIFT   0x5
2387 #define PCIX_STATUS_HI_MMRBC_4K      0x3
2388 #define PCIX_STATUS_HI_MMRBC_2K      0x2
2389 
2390 /* Number of bits required to shift right the "pause" bits from the
2391  * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register.
2392  */
2393 #define PAUSE_SHIFT 5
2394 
2395 /* Number of bits required to shift left the "SWDPIO" bits from the
2396  * EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field in the CTRL register.
2397  */
2398 #define SWDPIO_SHIFT 17
2399 
2400 /* Number of bits required to shift left the "SWDPIO_EXT" bits from the
2401  * EEPROM word F (bits 7:4) to the bits 11:8 of The Extended CTRL register.
2402  */
2403 #define SWDPIO__EXT_SHIFT 4
2404 
2405 /* Number of bits required to shift left the "ILOS" bit from the EEPROM
2406  * (bit 4) to the "ILOS" (bit 7) field in the CTRL register.
2407  */
2408 #define ILOS_SHIFT  3
2409 
2410 #define RECEIVE_BUFFER_ALIGN_SIZE  (256)
2411 
2412 /* Number of milliseconds we wait for auto-negotiation to complete */
2413 #define LINK_UP_TIMEOUT             500
2414 
2415 /* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */
2416 #define AUTO_READ_DONE_TIMEOUT      10
2417 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
2418 #define PHY_CFG_TIMEOUT             100
2419 
2420 #define E1000_TX_BUFFER_SIZE ((u32)1514)
2421 
2422 /* The carrier extension symbol, as received by the NIC. */
2423 #define CARRIER_EXTENSION   0x0F
2424 
2425 /* TBI_ACCEPT macro definition:
2426  *
2427  * This macro requires:
2428  *      adapter = a pointer to struct e1000_hw
2429  *      status = the 8 bit status field of the RX descriptor with EOP set
2430  *      error = the 8 bit error field of the RX descriptor with EOP set
2431  *      length = the sum of all the length fields of the RX descriptors that
2432  *               make up the current frame
2433  *      last_byte = the last byte of the frame DMAed by the hardware
2434  *      max_frame_length = the maximum frame length we want to accept.
2435  *      min_frame_length = the minimum frame length we want to accept.
2436  *
2437  * This macro is a conditional that should be used in the interrupt
2438  * handler's Rx processing routine when RxErrors have been detected.
2439  *
2440  * Typical use:
2441  *  ...
2442  *  if (TBI_ACCEPT) {
2443  *      accept_frame = true;
2444  *      e1000_tbi_adjust_stats(adapter, MacAddress);
2445  *      frame_length--;
2446  *  } else {
2447  *      accept_frame = false;
2448  *  }
2449  *  ...
2450  */
2451 
2452 #define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
2453     ((adapter)->tbi_compatibility_on && \
2454      (((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
2455      ((last_byte) == CARRIER_EXTENSION) && \
2456      (((status) & E1000_RXD_STAT_VP) ? \
2457           (((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
2458            ((length) <= ((adapter)->max_frame_size + 1))) : \
2459           (((length) > (adapter)->min_frame_size) && \
2460            ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
2461 
2462 /* Structures, enums, and macros for the PHY */
2463 
2464 /* Bit definitions for the Management Data IO (MDIO) and Management Data
2465  * Clock (MDC) pins in the Device Control Register.
2466  */
2467 #define E1000_CTRL_PHY_RESET_DIR  E1000_CTRL_SWDPIO0
2468 #define E1000_CTRL_PHY_RESET      E1000_CTRL_SWDPIN0
2469 #define E1000_CTRL_MDIO_DIR       E1000_CTRL_SWDPIO2
2470 #define E1000_CTRL_MDIO           E1000_CTRL_SWDPIN2
2471 #define E1000_CTRL_MDC_DIR        E1000_CTRL_SWDPIO3
2472 #define E1000_CTRL_MDC            E1000_CTRL_SWDPIN3
2473 #define E1000_CTRL_PHY_RESET_DIR4 E1000_CTRL_EXT_SDP4_DIR
2474 #define E1000_CTRL_PHY_RESET4     E1000_CTRL_EXT_SDP4_DATA
2475 
2476 /* PHY 1000 MII Register/Bit Definitions */
2477 /* PHY Registers defined by IEEE */
2478 #define PHY_CTRL         0x00	/* Control Register */
2479 #define PHY_STATUS       0x01	/* Status Register */
2480 #define PHY_ID1          0x02	/* Phy Id Reg (word 1) */
2481 #define PHY_ID2          0x03	/* Phy Id Reg (word 2) */
2482 #define PHY_AUTONEG_ADV  0x04	/* Autoneg Advertisement */
2483 #define PHY_LP_ABILITY   0x05	/* Link Partner Ability (Base Page) */
2484 #define PHY_AUTONEG_EXP  0x06	/* Autoneg Expansion Reg */
2485 #define PHY_NEXT_PAGE_TX 0x07	/* Next Page TX */
2486 #define PHY_LP_NEXT_PAGE 0x08	/* Link Partner Next Page */
2487 #define PHY_1000T_CTRL   0x09	/* 1000Base-T Control Reg */
2488 #define PHY_1000T_STATUS 0x0A	/* 1000Base-T Status Reg */
2489 #define PHY_EXT_STATUS   0x0F	/* Extended Status Reg */
2490 
2491 #define MAX_PHY_REG_ADDRESS        0x1F	/* 5 bit address bus (0-0x1F) */
2492 #define MAX_PHY_MULTI_PAGE_REG     0xF	/* Registers equal on all pages */
2493 
2494 /* M88E1000 Specific Registers */
2495 #define M88E1000_PHY_SPEC_CTRL     0x10	/* PHY Specific Control Register */
2496 #define M88E1000_PHY_SPEC_STATUS   0x11	/* PHY Specific Status Register */
2497 #define M88E1000_INT_ENABLE        0x12	/* Interrupt Enable Register */
2498 #define M88E1000_INT_STATUS        0x13	/* Interrupt Status Register */
2499 #define M88E1000_EXT_PHY_SPEC_CTRL 0x14	/* Extended PHY Specific Control */
2500 #define M88E1000_RX_ERR_CNTR       0x15	/* Receive Error Counter */
2501 
2502 #define M88E1000_PHY_EXT_CTRL      0x1A	/* PHY extend control register */
2503 #define M88E1000_PHY_PAGE_SELECT   0x1D	/* Reg 29 for page number setting */
2504 #define M88E1000_PHY_GEN_CONTROL   0x1E	/* Its meaning depends on reg 29 */
2505 #define M88E1000_PHY_VCO_REG_BIT8  0x100	/* Bits 8 & 11 are adjusted for */
2506 #define M88E1000_PHY_VCO_REG_BIT11 0x800	/* improved BER performance */
2507 
2508 #define IGP01E1000_IEEE_REGS_PAGE  0x0000
2509 #define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
2510 #define IGP01E1000_IEEE_FORCE_GIGA      0x0140
2511 
2512 /* IGP01E1000 Specific Registers */
2513 #define IGP01E1000_PHY_PORT_CONFIG 0x10	/* PHY Specific Port Config Register */
2514 #define IGP01E1000_PHY_PORT_STATUS 0x11	/* PHY Specific Status Register */
2515 #define IGP01E1000_PHY_PORT_CTRL   0x12	/* PHY Specific Control Register */
2516 #define IGP01E1000_PHY_LINK_HEALTH 0x13	/* PHY Link Health Register */
2517 #define IGP01E1000_GMII_FIFO       0x14	/* GMII FIFO Register */
2518 #define IGP01E1000_PHY_CHANNEL_QUALITY 0x15	/* PHY Channel Quality Register */
2519 #define IGP02E1000_PHY_POWER_MGMT      0x19
2520 #define IGP01E1000_PHY_PAGE_SELECT     0x1F	/* PHY Page Select Core Register */
2521 
2522 /* IGP01E1000 AGC Registers - stores the cable length values*/
2523 #define IGP01E1000_PHY_AGC_A        0x1172
2524 #define IGP01E1000_PHY_AGC_B        0x1272
2525 #define IGP01E1000_PHY_AGC_C        0x1472
2526 #define IGP01E1000_PHY_AGC_D        0x1872
2527 
2528 /* IGP02E1000 AGC Registers for cable length values */
2529 #define IGP02E1000_PHY_AGC_A        0x11B1
2530 #define IGP02E1000_PHY_AGC_B        0x12B1
2531 #define IGP02E1000_PHY_AGC_C        0x14B1
2532 #define IGP02E1000_PHY_AGC_D        0x18B1
2533 
2534 /* IGP01E1000 DSP Reset Register */
2535 #define IGP01E1000_PHY_DSP_RESET   0x1F33
2536 #define IGP01E1000_PHY_DSP_SET     0x1F71
2537 #define IGP01E1000_PHY_DSP_FFE     0x1F35
2538 
2539 #define IGP01E1000_PHY_CHANNEL_NUM    4
2540 #define IGP02E1000_PHY_CHANNEL_NUM    4
2541 
2542 #define IGP01E1000_PHY_AGC_PARAM_A    0x1171
2543 #define IGP01E1000_PHY_AGC_PARAM_B    0x1271
2544 #define IGP01E1000_PHY_AGC_PARAM_C    0x1471
2545 #define IGP01E1000_PHY_AGC_PARAM_D    0x1871
2546 
2547 #define IGP01E1000_PHY_EDAC_MU_INDEX        0xC000
2548 #define IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS 0x8000
2549 
2550 #define IGP01E1000_PHY_ANALOG_TX_STATE      0x2890
2551 #define IGP01E1000_PHY_ANALOG_CLASS_A       0x2000
2552 #define IGP01E1000_PHY_FORCE_ANALOG_ENABLE  0x0004
2553 #define IGP01E1000_PHY_DSP_FFE_CM_CP        0x0069
2554 
2555 #define IGP01E1000_PHY_DSP_FFE_DEFAULT      0x002A
2556 /* IGP01E1000 PCS Initialization register - stores the polarity status when
2557  * speed = 1000 Mbps. */
2558 #define IGP01E1000_PHY_PCS_INIT_REG  0x00B4
2559 #define IGP01E1000_PHY_PCS_CTRL_REG  0x00B5
2560 
2561 #define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
2562 
2563 /* PHY Control Register */
2564 #define MII_CR_SPEED_SELECT_MSB 0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
2565 #define MII_CR_COLL_TEST_ENABLE 0x0080	/* Collision test enable */
2566 #define MII_CR_FULL_DUPLEX      0x0100	/* FDX =1, half duplex =0 */
2567 #define MII_CR_RESTART_AUTO_NEG 0x0200	/* Restart auto negotiation */
2568 #define MII_CR_ISOLATE          0x0400	/* Isolate PHY from MII */
2569 #define MII_CR_POWER_DOWN       0x0800	/* Power down */
2570 #define MII_CR_AUTO_NEG_EN      0x1000	/* Auto Neg Enable */
2571 #define MII_CR_SPEED_SELECT_LSB 0x2000	/* bits 6,13: 10=1000, 01=100, 00=10 */
2572 #define MII_CR_LOOPBACK         0x4000	/* 0 = normal, 1 = loopback */
2573 #define MII_CR_RESET            0x8000	/* 0 = normal, 1 = PHY reset */
2574 
2575 /* PHY Status Register */
2576 #define MII_SR_EXTENDED_CAPS     0x0001	/* Extended register capabilities */
2577 #define MII_SR_JABBER_DETECT     0x0002	/* Jabber Detected */
2578 #define MII_SR_LINK_STATUS       0x0004	/* Link Status 1 = link */
2579 #define MII_SR_AUTONEG_CAPS      0x0008	/* Auto Neg Capable */
2580 #define MII_SR_REMOTE_FAULT      0x0010	/* Remote Fault Detect */
2581 #define MII_SR_AUTONEG_COMPLETE  0x0020	/* Auto Neg Complete */
2582 #define MII_SR_PREAMBLE_SUPPRESS 0x0040	/* Preamble may be suppressed */
2583 #define MII_SR_EXTENDED_STATUS   0x0100	/* Ext. status info in Reg 0x0F */
2584 #define MII_SR_100T2_HD_CAPS     0x0200	/* 100T2 Half Duplex Capable */
2585 #define MII_SR_100T2_FD_CAPS     0x0400	/* 100T2 Full Duplex Capable */
2586 #define MII_SR_10T_HD_CAPS       0x0800	/* 10T   Half Duplex Capable */
2587 #define MII_SR_10T_FD_CAPS       0x1000	/* 10T   Full Duplex Capable */
2588 #define MII_SR_100X_HD_CAPS      0x2000	/* 100X  Half Duplex Capable */
2589 #define MII_SR_100X_FD_CAPS      0x4000	/* 100X  Full Duplex Capable */
2590 #define MII_SR_100T4_CAPS        0x8000	/* 100T4 Capable */
2591 
2592 /* Autoneg Advertisement Register */
2593 #define NWAY_AR_SELECTOR_FIELD 0x0001	/* indicates IEEE 802.3 CSMA/CD */
2594 #define NWAY_AR_10T_HD_CAPS    0x0020	/* 10T   Half Duplex Capable */
2595 #define NWAY_AR_10T_FD_CAPS    0x0040	/* 10T   Full Duplex Capable */
2596 #define NWAY_AR_100TX_HD_CAPS  0x0080	/* 100TX Half Duplex Capable */
2597 #define NWAY_AR_100TX_FD_CAPS  0x0100	/* 100TX Full Duplex Capable */
2598 #define NWAY_AR_100T4_CAPS     0x0200	/* 100T4 Capable */
2599 #define NWAY_AR_PAUSE          0x0400	/* Pause operation desired */
2600 #define NWAY_AR_ASM_DIR        0x0800	/* Asymmetric Pause Direction bit */
2601 #define NWAY_AR_REMOTE_FAULT   0x2000	/* Remote Fault detected */
2602 #define NWAY_AR_NEXT_PAGE      0x8000	/* Next Page ability supported */
2603 
2604 /* Link Partner Ability Register (Base Page) */
2605 #define NWAY_LPAR_SELECTOR_FIELD 0x0000	/* LP protocol selector field */
2606 #define NWAY_LPAR_10T_HD_CAPS    0x0020	/* LP is 10T   Half Duplex Capable */
2607 #define NWAY_LPAR_10T_FD_CAPS    0x0040	/* LP is 10T   Full Duplex Capable */
2608 #define NWAY_LPAR_100TX_HD_CAPS  0x0080	/* LP is 100TX Half Duplex Capable */
2609 #define NWAY_LPAR_100TX_FD_CAPS  0x0100	/* LP is 100TX Full Duplex Capable */
2610 #define NWAY_LPAR_100T4_CAPS     0x0200	/* LP is 100T4 Capable */
2611 #define NWAY_LPAR_PAUSE          0x0400	/* LP Pause operation desired */
2612 #define NWAY_LPAR_ASM_DIR        0x0800	/* LP Asymmetric Pause Direction bit */
2613 #define NWAY_LPAR_REMOTE_FAULT   0x2000	/* LP has detected Remote Fault */
2614 #define NWAY_LPAR_ACKNOWLEDGE    0x4000	/* LP has rx'd link code word */
2615 #define NWAY_LPAR_NEXT_PAGE      0x8000	/* Next Page ability supported */
2616 
2617 /* Autoneg Expansion Register */
2618 #define NWAY_ER_LP_NWAY_CAPS      0x0001	/* LP has Auto Neg Capability */
2619 #define NWAY_ER_PAGE_RXD          0x0002	/* LP is 10T   Half Duplex Capable */
2620 #define NWAY_ER_NEXT_PAGE_CAPS    0x0004	/* LP is 10T   Full Duplex Capable */
2621 #define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008	/* LP is 100TX Half Duplex Capable */
2622 #define NWAY_ER_PAR_DETECT_FAULT  0x0010	/* LP is 100TX Full Duplex Capable */
2623 
2624 /* Next Page TX Register */
2625 #define NPTX_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
2626 #define NPTX_TOGGLE         0x0800	/* Toggles between exchanges
2627 					 * of different NP
2628 					 */
2629 #define NPTX_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
2630 					 * 0 = cannot comply with msg
2631 					 */
2632 #define NPTX_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
2633 #define NPTX_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
2634 					 * 0 = sending last NP
2635 					 */
2636 
2637 /* Link Partner Next Page Register */
2638 #define LP_RNPR_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
2639 #define LP_RNPR_TOGGLE         0x0800	/* Toggles between exchanges
2640 					 * of different NP
2641 					 */
2642 #define LP_RNPR_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
2643 					 * 0 = cannot comply with msg
2644 					 */
2645 #define LP_RNPR_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
2646 #define LP_RNPR_ACKNOWLDGE     0x4000	/* 1 = ACK / 0 = NO ACK */
2647 #define LP_RNPR_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
2648 					 * 0 = sending last NP
2649 					 */
2650 
2651 /* 1000BASE-T Control Register */
2652 #define CR_1000T_ASYM_PAUSE      0x0080	/* Advertise asymmetric pause bit */
2653 #define CR_1000T_HD_CAPS         0x0100	/* Advertise 1000T HD capability */
2654 #define CR_1000T_FD_CAPS         0x0200	/* Advertise 1000T FD capability  */
2655 #define CR_1000T_REPEATER_DTE    0x0400	/* 1=Repeater/switch device port */
2656 					/* 0=DTE device */
2657 #define CR_1000T_MS_VALUE        0x0800	/* 1=Configure PHY as Master */
2658 					/* 0=Configure PHY as Slave */
2659 #define CR_1000T_MS_ENABLE       0x1000	/* 1=Master/Slave manual config value */
2660 					/* 0=Automatic Master/Slave config */
2661 #define CR_1000T_TEST_MODE_NORMAL 0x0000	/* Normal Operation */
2662 #define CR_1000T_TEST_MODE_1     0x2000	/* Transmit Waveform test */
2663 #define CR_1000T_TEST_MODE_2     0x4000	/* Master Transmit Jitter test */
2664 #define CR_1000T_TEST_MODE_3     0x6000	/* Slave Transmit Jitter test */
2665 #define CR_1000T_TEST_MODE_4     0x8000	/* Transmitter Distortion test */
2666 
2667 /* 1000BASE-T Status Register */
2668 #define SR_1000T_IDLE_ERROR_CNT   0x00FF	/* Num idle errors since last read */
2669 #define SR_1000T_ASYM_PAUSE_DIR   0x0100	/* LP asymmetric pause direction bit */
2670 #define SR_1000T_LP_HD_CAPS       0x0400	/* LP is 1000T HD capable */
2671 #define SR_1000T_LP_FD_CAPS       0x0800	/* LP is 1000T FD capable */
2672 #define SR_1000T_REMOTE_RX_STATUS 0x1000	/* Remote receiver OK */
2673 #define SR_1000T_LOCAL_RX_STATUS  0x2000	/* Local receiver OK */
2674 #define SR_1000T_MS_CONFIG_RES    0x4000	/* 1=Local TX is Master, 0=Slave */
2675 #define SR_1000T_MS_CONFIG_FAULT  0x8000	/* Master/Slave config fault */
2676 #define SR_1000T_REMOTE_RX_STATUS_SHIFT          12
2677 #define SR_1000T_LOCAL_RX_STATUS_SHIFT           13
2678 #define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT    5
2679 #define FFE_IDLE_ERR_COUNT_TIMEOUT_20            20
2680 #define FFE_IDLE_ERR_COUNT_TIMEOUT_100           100
2681 
2682 /* Extended Status Register */
2683 #define IEEE_ESR_1000T_HD_CAPS 0x1000	/* 1000T HD capable */
2684 #define IEEE_ESR_1000T_FD_CAPS 0x2000	/* 1000T FD capable */
2685 #define IEEE_ESR_1000X_HD_CAPS 0x4000	/* 1000X HD capable */
2686 #define IEEE_ESR_1000X_FD_CAPS 0x8000	/* 1000X FD capable */
2687 
2688 #define PHY_TX_POLARITY_MASK   0x0100	/* register 10h bit 8 (polarity bit) */
2689 #define PHY_TX_NORMAL_POLARITY 0	/* register 10h bit 8 (normal polarity) */
2690 
2691 #define AUTO_POLARITY_DISABLE  0x0010	/* register 11h bit 4 */
2692 				      /* (0=enable, 1=disable) */
2693 
2694 /* M88E1000 PHY Specific Control Register */
2695 #define M88E1000_PSCR_JABBER_DISABLE    0x0001	/* 1=Jabber Function disabled */
2696 #define M88E1000_PSCR_POLARITY_REVERSAL 0x0002	/* 1=Polarity Reversal enabled */
2697 #define M88E1000_PSCR_SQE_TEST          0x0004	/* 1=SQE Test enabled */
2698 #define M88E1000_PSCR_CLK125_DISABLE    0x0010	/* 1=CLK125 low,
2699 						 * 0=CLK125 toggling
2700 						 */
2701 #define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000	/* MDI Crossover Mode bits 6:5 */
2702 					       /* Manual MDI configuration */
2703 #define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020	/* Manual MDIX configuration */
2704 #define M88E1000_PSCR_AUTO_X_1000T     0x0040	/* 1000BASE-T: Auto crossover,
2705 						 *  100BASE-TX/10BASE-T:
2706 						 *  MDI Mode
2707 						 */
2708 #define M88E1000_PSCR_AUTO_X_MODE      0x0060	/* Auto crossover enabled
2709 						 * all speeds.
2710 						 */
2711 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
2712 					/* 1=Enable Extended 10BASE-T distance
2713 					 * (Lower 10BASE-T RX Threshold)
2714 					 * 0=Normal 10BASE-T RX Threshold */
2715 #define M88E1000_PSCR_MII_5BIT_ENABLE      0x0100
2716 					/* 1=5-Bit interface in 100BASE-TX
2717 					 * 0=MII interface in 100BASE-TX */
2718 #define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200	/* 1=Scrambler disable */
2719 #define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400	/* 1=Force link good */
2720 #define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800	/* 1=Assert CRS on Transmit */
2721 
2722 #define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT    1
2723 #define M88E1000_PSCR_AUTO_X_MODE_SHIFT          5
2724 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
2725 
2726 /* M88E1000 PHY Specific Status Register */
2727 #define M88E1000_PSSR_JABBER             0x0001	/* 1=Jabber */
2728 #define M88E1000_PSSR_REV_POLARITY       0x0002	/* 1=Polarity reversed */
2729 #define M88E1000_PSSR_DOWNSHIFT          0x0020	/* 1=Downshifted */
2730 #define M88E1000_PSSR_MDIX               0x0040	/* 1=MDIX; 0=MDI */
2731 #define M88E1000_PSSR_CABLE_LENGTH       0x0380	/* 0=<50M;1=50-80M;2=80-110M;
2732 						 * 3=110-140M;4=>140M */
2733 #define M88E1000_PSSR_LINK               0x0400	/* 1=Link up, 0=Link down */
2734 #define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800	/* 1=Speed & Duplex resolved */
2735 #define M88E1000_PSSR_PAGE_RCVD          0x1000	/* 1=Page received */
2736 #define M88E1000_PSSR_DPLX               0x2000	/* 1=Duplex 0=Half Duplex */
2737 #define M88E1000_PSSR_SPEED              0xC000	/* Speed, bits 14:15 */
2738 #define M88E1000_PSSR_10MBS              0x0000	/* 00=10Mbs */
2739 #define M88E1000_PSSR_100MBS             0x4000	/* 01=100Mbs */
2740 #define M88E1000_PSSR_1000MBS            0x8000	/* 10=1000Mbs */
2741 
2742 #define M88E1000_PSSR_REV_POLARITY_SHIFT 1
2743 #define M88E1000_PSSR_DOWNSHIFT_SHIFT    5
2744 #define M88E1000_PSSR_MDIX_SHIFT         6
2745 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
2746 
2747 /* M88E1000 Extended PHY Specific Control Register */
2748 #define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000	/* 1=Fiber loopback */
2749 #define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000	/* 1=Lost lock detect enabled.
2750 						 * Will assert lost lock and bring
2751 						 * link down if idle not seen
2752 						 * within 1ms in 1000BASE-T
2753 						 */
2754 /* Number of times we will attempt to autonegotiate before downshifting if we
2755  * are the master */
2756 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
2757 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
2758 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X   0x0400
2759 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X   0x0800
2760 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X   0x0C00
2761 /* Number of times we will attempt to autonegotiate before downshifting if we
2762  * are the slave */
2763 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
2764 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS   0x0000
2765 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
2766 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
2767 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
2768 #define M88E1000_EPSCR_TX_CLK_2_5     0x0060	/* 2.5 MHz TX_CLK */
2769 #define M88E1000_EPSCR_TX_CLK_25      0x0070	/* 25  MHz TX_CLK */
2770 #define M88E1000_EPSCR_TX_CLK_0       0x0000	/* NO  TX_CLK */
2771 
2772 /* M88EC018 Rev 2 specific DownShift settings */
2773 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
2774 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_1X    0x0000
2775 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_2X    0x0200
2776 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_3X    0x0400
2777 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_4X    0x0600
2778 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
2779 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_6X    0x0A00
2780 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_7X    0x0C00
2781 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_8X    0x0E00
2782 
2783 /* IGP01E1000 Specific Port Config Register - R/W */
2784 #define IGP01E1000_PSCFR_AUTO_MDIX_PAR_DETECT  0x0010
2785 #define IGP01E1000_PSCFR_PRE_EN                0x0020
2786 #define IGP01E1000_PSCFR_SMART_SPEED           0x0080
2787 #define IGP01E1000_PSCFR_DISABLE_TPLOOPBACK    0x0100
2788 #define IGP01E1000_PSCFR_DISABLE_JABBER        0x0400
2789 #define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
2790 
2791 /* IGP01E1000 Specific Port Status Register - R/O */
2792 #define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001	/* RO LH SC */
2793 #define IGP01E1000_PSSR_POLARITY_REVERSED      0x0002
2794 #define IGP01E1000_PSSR_CABLE_LENGTH           0x007C
2795 #define IGP01E1000_PSSR_FULL_DUPLEX            0x0200
2796 #define IGP01E1000_PSSR_LINK_UP                0x0400
2797 #define IGP01E1000_PSSR_MDIX                   0x0800
2798 #define IGP01E1000_PSSR_SPEED_MASK             0xC000	/* speed bits mask */
2799 #define IGP01E1000_PSSR_SPEED_10MBPS           0x4000
2800 #define IGP01E1000_PSSR_SPEED_100MBPS          0x8000
2801 #define IGP01E1000_PSSR_SPEED_1000MBPS         0xC000
2802 #define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002	/* shift right 2 */
2803 #define IGP01E1000_PSSR_MDIX_SHIFT             0x000B	/* shift right 11 */
2804 
2805 /* IGP01E1000 Specific Port Control Register - R/W */
2806 #define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
2807 #define IGP01E1000_PSCR_CORRECT_NC_SCMBLR      0x0200
2808 #define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
2809 #define IGP01E1000_PSCR_FLIP_CHIP              0x0800
2810 #define IGP01E1000_PSCR_AUTO_MDIX              0x1000
2811 #define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000	/* 0-MDI, 1-MDIX */
2812 
2813 /* IGP01E1000 Specific Port Link Health Register */
2814 #define IGP01E1000_PLHR_SS_DOWNGRADE           0x8000
2815 #define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR    0x4000
2816 #define IGP01E1000_PLHR_MASTER_FAULT           0x2000
2817 #define IGP01E1000_PLHR_MASTER_RESOLUTION      0x1000
2818 #define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800	/* LH */
2819 #define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400	/* LH */
2820 #define IGP01E1000_PLHR_DATA_ERR_1             0x0200	/* LH */
2821 #define IGP01E1000_PLHR_DATA_ERR_0             0x0100
2822 #define IGP01E1000_PLHR_AUTONEG_FAULT          0x0040
2823 #define IGP01E1000_PLHR_AUTONEG_ACTIVE         0x0010
2824 #define IGP01E1000_PLHR_VALID_CHANNEL_D        0x0008
2825 #define IGP01E1000_PLHR_VALID_CHANNEL_C        0x0004
2826 #define IGP01E1000_PLHR_VALID_CHANNEL_B        0x0002
2827 #define IGP01E1000_PLHR_VALID_CHANNEL_A        0x0001
2828 
2829 /* IGP01E1000 Channel Quality Register */
2830 #define IGP01E1000_MSE_CHANNEL_D        0x000F
2831 #define IGP01E1000_MSE_CHANNEL_C        0x00F0
2832 #define IGP01E1000_MSE_CHANNEL_B        0x0F00
2833 #define IGP01E1000_MSE_CHANNEL_A        0xF000
2834 
2835 #define IGP02E1000_PM_SPD                         0x0001	/* Smart Power Down */
2836 #define IGP02E1000_PM_D3_LPLU                     0x0004	/* Enable LPLU in non-D0a modes */
2837 #define IGP02E1000_PM_D0_LPLU                     0x0002	/* Enable LPLU in D0a mode */
2838 
2839 /* IGP01E1000 DSP reset macros */
2840 #define DSP_RESET_ENABLE     0x0
2841 #define DSP_RESET_DISABLE    0x2
2842 #define E1000_MAX_DSP_RESETS 10
2843 
2844 /* IGP01E1000 & IGP02E1000 AGC Registers */
2845 
2846 #define IGP01E1000_AGC_LENGTH_SHIFT 7	/* Coarse - 13:11, Fine - 10:7 */
2847 #define IGP02E1000_AGC_LENGTH_SHIFT 9	/* Coarse - 15:13, Fine - 12:9 */
2848 
2849 /* IGP02E1000 AGC Register Length 9-bit mask */
2850 #define IGP02E1000_AGC_LENGTH_MASK  0x7F
2851 
2852 /* 7 bits (3 Coarse + 4 Fine) --> 128 optional values */
2853 #define IGP01E1000_AGC_LENGTH_TABLE_SIZE 128
2854 #define IGP02E1000_AGC_LENGTH_TABLE_SIZE 113
2855 
2856 /* The precision error of the cable length is +/- 10 meters */
2857 #define IGP01E1000_AGC_RANGE    10
2858 #define IGP02E1000_AGC_RANGE    15
2859 
2860 /* IGP01E1000 PCS Initialization register */
2861 /* bits 3:6 in the PCS registers stores the channels polarity */
2862 #define IGP01E1000_PHY_POLARITY_MASK    0x0078
2863 
2864 /* IGP01E1000 GMII FIFO Register */
2865 #define IGP01E1000_GMII_FLEX_SPD               0x10	/* Enable flexible speed
2866 							 * on Link-Up */
2867 #define IGP01E1000_GMII_SPD                    0x20	/* Enable SPD */
2868 
2869 /* IGP01E1000 Analog Register */
2870 #define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
2871 #define IGP01E1000_ANALOG_FUSE_STATUS             0x20D0
2872 #define IGP01E1000_ANALOG_FUSE_CONTROL            0x20DC
2873 #define IGP01E1000_ANALOG_FUSE_BYPASS             0x20DE
2874 
2875 #define IGP01E1000_ANALOG_FUSE_POLY_MASK            0xF000
2876 #define IGP01E1000_ANALOG_FUSE_FINE_MASK            0x0F80
2877 #define IGP01E1000_ANALOG_FUSE_COARSE_MASK          0x0070
2878 #define IGP01E1000_ANALOG_SPARE_FUSE_ENABLED        0x0100
2879 #define IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL    0x0002
2880 
2881 #define IGP01E1000_ANALOG_FUSE_COARSE_THRESH        0x0040
2882 #define IGP01E1000_ANALOG_FUSE_COARSE_10            0x0010
2883 #define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
2884 #define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
2885 
2886 /* Bit definitions for valid PHY IDs. */
2887 /* I = Integrated
2888  * E = External
2889  */
2890 #define M88_VENDOR         0x0141
2891 #define M88E1000_E_PHY_ID  0x01410C50
2892 #define M88E1000_I_PHY_ID  0x01410C30
2893 #define M88E1011_I_PHY_ID  0x01410C20
2894 #define IGP01E1000_I_PHY_ID  0x02A80380
2895 #define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
2896 #define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
2897 #define M88E1011_I_REV_4   0x04
2898 #define M88E1111_I_PHY_ID  0x01410CC0
2899 #define M88E1118_E_PHY_ID  0x01410E40
2900 #define L1LXT971A_PHY_ID   0x001378E0
2901 
2902 #define RTL8211B_PHY_ID    0x001CC910
2903 #define RTL8201N_PHY_ID    0x8200
2904 #define RTL_PHY_CTRL_FD    0x0100 /* Full duplex.0=half; 1=full */
2905 #define RTL_PHY_CTRL_SPD_100    0x200000 /* Force 100Mb */
2906 
2907 /* Bits...
2908  * 15-5: page
2909  * 4-0: register offset
2910  */
2911 #define PHY_PAGE_SHIFT        5
2912 #define PHY_REG(page, reg)    \
2913         (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
2914 
2915 #define IGP3_PHY_PORT_CTRL           \
2916         PHY_REG(769, 17)	/* Port General Configuration */
2917 #define IGP3_PHY_RATE_ADAPT_CTRL \
2918         PHY_REG(769, 25)	/* Rate Adapter Control Register */
2919 
2920 #define IGP3_KMRN_FIFO_CTRL_STATS \
2921         PHY_REG(770, 16)	/* KMRN FIFO's control/status register */
2922 #define IGP3_KMRN_POWER_MNG_CTRL \
2923         PHY_REG(770, 17)	/* KMRN Power Management Control Register */
2924 #define IGP3_KMRN_INBAND_CTRL \
2925         PHY_REG(770, 18)	/* KMRN Inband Control Register */
2926 #define IGP3_KMRN_DIAG \
2927         PHY_REG(770, 19)	/* KMRN Diagnostic register */
2928 #define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002	/* RX PCS is not synced */
2929 #define IGP3_KMRN_ACK_TIMEOUT \
2930         PHY_REG(770, 20)	/* KMRN Acknowledge Timeouts register */
2931 
2932 #define IGP3_VR_CTRL \
2933         PHY_REG(776, 18)	/* Voltage regulator control register */
2934 #define IGP3_VR_CTRL_MODE_SHUT       0x0200	/* Enter powerdown, shutdown VRs */
2935 #define IGP3_VR_CTRL_MODE_MASK       0x0300	/* Shutdown VR Mask */
2936 
2937 #define IGP3_CAPABILITY \
2938         PHY_REG(776, 19)	/* IGP3 Capability Register */
2939 
2940 /* Capabilities for SKU Control  */
2941 #define IGP3_CAP_INITIATE_TEAM       0x0001	/* Able to initiate a team */
2942 #define IGP3_CAP_WFM                 0x0002	/* Support WoL and PXE */
2943 #define IGP3_CAP_ASF                 0x0004	/* Support ASF */
2944 #define IGP3_CAP_LPLU                0x0008	/* Support Low Power Link Up */
2945 #define IGP3_CAP_DC_AUTO_SPEED       0x0010	/* Support AC/DC Auto Link Speed */
2946 #define IGP3_CAP_SPD                 0x0020	/* Support Smart Power Down */
2947 #define IGP3_CAP_MULT_QUEUE          0x0040	/* Support 2 tx & 2 rx queues */
2948 #define IGP3_CAP_RSS                 0x0080	/* Support RSS */
2949 #define IGP3_CAP_8021PQ              0x0100	/* Support 802.1Q & 802.1p */
2950 #define IGP3_CAP_AMT_CB              0x0200	/* Support active manageability and circuit breaker */
2951 
2952 #define IGP3_PPC_JORDAN_EN           0x0001
2953 #define IGP3_PPC_JORDAN_GIGA_SPEED   0x0002
2954 
2955 #define IGP3_KMRN_PMC_EE_IDLE_LINK_DIS         0x0001
2956 #define IGP3_KMRN_PMC_K0S_ENTRY_LATENCY_MASK   0x001E
2957 #define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA        0x0020
2958 #define IGP3_KMRN_PMC_K0S_MODE1_EN_100         0x0040
2959 
2960 #define IGP3E1000_PHY_MISC_CTRL                0x1B	/* Misc. Ctrl register */
2961 #define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000	/* Duplex Manual Set */
2962 
2963 #define IGP3_KMRN_EXT_CTRL  PHY_REG(770, 18)
2964 #define IGP3_KMRN_EC_DIS_INBAND    0x0080
2965 
2966 #define IGP03E1000_E_PHY_ID  0x02A80390
2967 #define IFE_E_PHY_ID         0x02A80330	/* 10/100 PHY */
2968 #define IFE_PLUS_E_PHY_ID    0x02A80320
2969 #define IFE_C_E_PHY_ID       0x02A80310
2970 
2971 #define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10	/* 100BaseTx Extended Status, Control and Address */
2972 #define IFE_PHY_SPECIAL_CONTROL           0x11	/* 100BaseTx PHY special control register */
2973 #define IFE_PHY_RCV_FALSE_CARRIER         0x13	/* 100BaseTx Receive False Carrier Counter */
2974 #define IFE_PHY_RCV_DISCONNECT            0x14	/* 100BaseTx Receive Disconnect Counter */
2975 #define IFE_PHY_RCV_ERROT_FRAME           0x15	/* 100BaseTx Receive Error Frame Counter */
2976 #define IFE_PHY_RCV_SYMBOL_ERR            0x16	/* Receive Symbol Error Counter */
2977 #define IFE_PHY_PREM_EOF_ERR              0x17	/* 100BaseTx Receive Premature End Of Frame Error Counter */
2978 #define IFE_PHY_RCV_EOF_ERR               0x18	/* 10BaseT Receive End Of Frame Error Counter */
2979 #define IFE_PHY_TX_JABBER_DETECT          0x19	/* 10BaseT Transmit Jabber Detect Counter */
2980 #define IFE_PHY_EQUALIZER                 0x1A	/* PHY Equalizer Control and Status */
2981 #define IFE_PHY_SPECIAL_CONTROL_LED       0x1B	/* PHY special control and LED configuration */
2982 #define IFE_PHY_MDIX_CONTROL              0x1C	/* MDI/MDI-X Control register */
2983 #define IFE_PHY_HWI_CONTROL               0x1D	/* Hardware Integrity Control (HWI) */
2984 
2985 #define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000	/* Default 1 = Disable auto reduced power down */
2986 #define IFE_PESC_100BTX_POWER_DOWN           0x0400	/* Indicates the power state of 100BASE-TX */
2987 #define IFE_PESC_10BTX_POWER_DOWN            0x0200	/* Indicates the power state of 10BASE-T */
2988 #define IFE_PESC_POLARITY_REVERSED           0x0100	/* Indicates 10BASE-T polarity */
2989 #define IFE_PESC_PHY_ADDR_MASK               0x007C	/* Bit 6:2 for sampled PHY address */
2990 #define IFE_PESC_SPEED                       0x0002	/* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
2991 #define IFE_PESC_DUPLEX                      0x0001	/* Auto-negotiation duplex result 1=Full, 0=Half */
2992 #define IFE_PESC_POLARITY_REVERSED_SHIFT     8
2993 
2994 #define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100	/* 1 = Dynamic Power Down disabled */
2995 #define IFE_PSC_FORCE_POLARITY               0x0020	/* 1=Reversed Polarity, 0=Normal */
2996 #define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010	/* 1=Auto Polarity Disabled, 0=Enabled */
2997 #define IFE_PSC_JABBER_FUNC_DISABLE          0x0001	/* 1=Jabber Disabled, 0=Normal Jabber Operation */
2998 #define IFE_PSC_FORCE_POLARITY_SHIFT         5
2999 #define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
3000 
3001 #define IFE_PMC_AUTO_MDIX                    0x0080	/* 1=enable MDI/MDI-X feature, default 0=disabled */
3002 #define IFE_PMC_FORCE_MDIX                   0x0040	/* 1=force MDIX-X, 0=force MDI */
3003 #define IFE_PMC_MDIX_STATUS                  0x0020	/* 1=MDI-X, 0=MDI */
3004 #define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010	/* Resolution algorithm is completed */
3005 #define IFE_PMC_MDIX_MODE_SHIFT              6
3006 #define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000	/* Disable auto MDI-X */
3007 
3008 #define IFE_PHC_HWI_ENABLE                   0x8000	/* Enable the HWI feature */
3009 #define IFE_PHC_ABILITY_CHECK                0x4000	/* 1= Test Passed, 0=failed */
3010 #define IFE_PHC_TEST_EXEC                    0x2000	/* PHY launch test pulses on the wire */
3011 #define IFE_PHC_HIGHZ                        0x0200	/* 1 = Open Circuit */
3012 #define IFE_PHC_LOWZ                         0x0400	/* 1 = Short Circuit */
3013 #define IFE_PHC_LOW_HIGH_Z_MASK              0x0600	/* Mask for indication type of problem on the line */
3014 #define IFE_PHC_DISTANCE_MASK                0x01FF	/* Mask for distance to the cable problem, in 80cm granularity */
3015 #define IFE_PHC_RESET_ALL_MASK               0x0000	/* Disable HWI */
3016 #define IFE_PSCL_PROBE_MODE                  0x0020	/* LED Probe mode */
3017 #define IFE_PSCL_PROBE_LEDS_OFF              0x0006	/* Force LEDs 0 and 2 off */
3018 #define IFE_PSCL_PROBE_LEDS_ON               0x0007	/* Force LEDs 0 and 2 on */
3019 
3020 #define ICH_FLASH_COMMAND_TIMEOUT            5000	/* 5000 uSecs - adjusted */
3021 #define ICH_FLASH_ERASE_TIMEOUT              3000000	/* Up to 3 seconds - worst case */
3022 #define ICH_FLASH_CYCLE_REPEAT_COUNT         10	/* 10 cycles */
3023 #define ICH_FLASH_SEG_SIZE_256               256
3024 #define ICH_FLASH_SEG_SIZE_4K                4096
3025 #define ICH_FLASH_SEG_SIZE_64K               65536
3026 
3027 #define ICH_CYCLE_READ                       0x0
3028 #define ICH_CYCLE_RESERVED                   0x1
3029 #define ICH_CYCLE_WRITE                      0x2
3030 #define ICH_CYCLE_ERASE                      0x3
3031 
3032 #define ICH_FLASH_GFPREG   0x0000
3033 #define ICH_FLASH_HSFSTS   0x0004
3034 #define ICH_FLASH_HSFCTL   0x0006
3035 #define ICH_FLASH_FADDR    0x0008
3036 #define ICH_FLASH_FDATA0   0x0010
3037 #define ICH_FLASH_FRACC    0x0050
3038 #define ICH_FLASH_FREG0    0x0054
3039 #define ICH_FLASH_FREG1    0x0058
3040 #define ICH_FLASH_FREG2    0x005C
3041 #define ICH_FLASH_FREG3    0x0060
3042 #define ICH_FLASH_FPR0     0x0074
3043 #define ICH_FLASH_FPR1     0x0078
3044 #define ICH_FLASH_SSFSTS   0x0090
3045 #define ICH_FLASH_SSFCTL   0x0092
3046 #define ICH_FLASH_PREOP    0x0094
3047 #define ICH_FLASH_OPTYPE   0x0096
3048 #define ICH_FLASH_OPMENU   0x0098
3049 
3050 #define ICH_FLASH_REG_MAPSIZE      0x00A0
3051 #define ICH_FLASH_SECTOR_SIZE      4096
3052 #define ICH_GFPREG_BASE_MASK       0x1FFF
3053 #define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
3054 
3055 /* Miscellaneous PHY bit definitions. */
3056 #define PHY_PREAMBLE        0xFFFFFFFF
3057 #define PHY_SOF             0x01
3058 #define PHY_OP_READ         0x02
3059 #define PHY_OP_WRITE        0x01
3060 #define PHY_TURNAROUND      0x02
3061 #define PHY_PREAMBLE_SIZE   32
3062 #define MII_CR_SPEED_1000   0x0040
3063 #define MII_CR_SPEED_100    0x2000
3064 #define MII_CR_SPEED_10     0x0000
3065 #define E1000_PHY_ADDRESS   0x01
3066 #define PHY_AUTO_NEG_TIME   45	/* 4.5 Seconds */
3067 #define PHY_FORCE_TIME      20	/* 2.0 Seconds */
3068 #define PHY_REVISION_MASK   0xFFFFFFF0
3069 #define DEVICE_SPEED_MASK   0x00000300	/* Device Ctrl Reg Speed Mask */
3070 #define REG4_SPEED_MASK     0x01E0
3071 #define REG9_SPEED_MASK     0x0300
3072 #define ADVERTISE_10_HALF   0x0001
3073 #define ADVERTISE_10_FULL   0x0002
3074 #define ADVERTISE_100_HALF  0x0004
3075 #define ADVERTISE_100_FULL  0x0008
3076 #define ADVERTISE_1000_HALF 0x0010
3077 #define ADVERTISE_1000_FULL 0x0020
3078 #define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F	/* Everything but 1000-Half */
3079 #define AUTONEG_ADVERTISE_10_100_ALL    0x000F	/* All 10/100 speeds */
3080 #define AUTONEG_ADVERTISE_10_ALL        0x0003	/* 10Mbps Full & Half speeds */
3081 
3082 #endif /* _E1000_HW_H_ */
3083