1/*******************************************************************************
2
3  Intel PRO/1000 Linux driver
4  Copyright(c) 1999 - 2006 Intel Corporation.
5
6  This program is free software; you can redistribute it and/or modify it
7  under the terms and conditions of the GNU General Public License,
8  version 2, as published by the Free Software Foundation.
9
10  This program is distributed in the hope it will be useful, but WITHOUT
11  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  more details.
14
15  You should have received a copy of the GNU General Public License along with
16  this program; if not, write to the Free Software Foundation, Inc.,
17  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19  The full GNU General Public License is included in this distribution in
20  the file called "COPYING".
21
22  Contact Information:
23  Linux NICS <linux.nics@intel.com>
24  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26
27*******************************************************************************/
28
29FILE_LICENCE ( GPL2_ONLY );
30
31/* e1000_hw.h
32 * Structures, enums, and macros for the MAC
33 */
34
35#ifndef _E1000_HW_H_
36#define _E1000_HW_H_
37
38#include "e1000_osdep.h"
39
40
41/* Forward declarations of structures used by the shared code */
42struct e1000_hw;
43struct e1000_hw_stats;
44
45/* Enumerated types specific to the e1000 hardware */
46/* Media Access Controlers */
47typedef enum {
48    e1000_undefined = 0,
49    e1000_82542_rev2_0,
50    e1000_82542_rev2_1,
51    e1000_82543,
52    e1000_82544,
53    e1000_82540,
54    e1000_82545,
55    e1000_82545_rev_3,
56    e1000_82546,
57    e1000_82546_rev_3,
58    e1000_82541,
59    e1000_82541_rev_2,
60    e1000_82547,
61    e1000_82547_rev_2,
62    e1000_82571,
63    e1000_82572,
64    e1000_82573,
65    e1000_80003es2lan,
66    e1000_ich8lan,
67    e1000_82576,
68    e1000_num_macs
69} e1000_mac_type;
70
71typedef enum {
72    e1000_eeprom_uninitialized = 0,
73    e1000_eeprom_spi,
74    e1000_eeprom_microwire,
75    e1000_eeprom_flash,
76    e1000_eeprom_ich8,
77    e1000_eeprom_none, /* No NVM support */
78    e1000_num_eeprom_types
79} e1000_eeprom_type;
80
81/* Media Types */
82typedef enum {
83    e1000_media_type_copper = 0,
84    e1000_media_type_fiber = 1,
85    e1000_media_type_internal_serdes = 2,
86    e1000_num_media_types
87} e1000_media_type;
88
89typedef enum {
90    e1000_10_half = 0,
91    e1000_10_full = 1,
92    e1000_100_half = 2,
93    e1000_100_full = 3
94} e1000_speed_duplex_type;
95
96/* Flow Control Settings */
97typedef enum {
98    E1000_FC_NONE = 0,
99    E1000_FC_RX_PAUSE = 1,
100    E1000_FC_TX_PAUSE = 2,
101    E1000_FC_FULL = 3,
102    E1000_FC_DEFAULT = 0xFF
103} e1000_fc_type;
104
105struct e1000_shadow_ram {
106    uint16_t    eeprom_word;
107    boolean_t   modified;
108};
109
110/* PCI bus types */
111typedef enum {
112    e1000_bus_type_unknown = 0,
113    e1000_bus_type_pci,
114    e1000_bus_type_pcix,
115    e1000_bus_type_pci_express,
116    e1000_bus_type_reserved
117} e1000_bus_type;
118
119/* PCI bus speeds */
120typedef enum {
121    e1000_bus_speed_unknown = 0,
122    e1000_bus_speed_33,
123    e1000_bus_speed_66,
124    e1000_bus_speed_100,
125    e1000_bus_speed_120,
126    e1000_bus_speed_133,
127    e1000_bus_speed_2500,
128    e1000_bus_speed_reserved
129} e1000_bus_speed;
130
131/* PCI bus widths */
132typedef enum {
133    e1000_bus_width_unknown = 0,
134    /* These PCIe values should literally match the possible return values
135     * from config space */
136    e1000_bus_width_pciex_1 = 1,
137    e1000_bus_width_pciex_2 = 2,
138    e1000_bus_width_pciex_4 = 4,
139    e1000_bus_width_32,
140    e1000_bus_width_64,
141    e1000_bus_width_reserved
142} e1000_bus_width;
143
144/* PHY status info structure and supporting enums */
145typedef enum {
146    e1000_cable_length_50 = 0,
147    e1000_cable_length_50_80,
148    e1000_cable_length_80_110,
149    e1000_cable_length_110_140,
150    e1000_cable_length_140,
151    e1000_cable_length_undefined = 0xFF
152} e1000_cable_length;
153
154typedef enum {
155    e1000_gg_cable_length_60 = 0,
156    e1000_gg_cable_length_60_115 = 1,
157    e1000_gg_cable_length_115_150 = 2,
158    e1000_gg_cable_length_150 = 4
159} e1000_gg_cable_length;
160
161typedef enum {
162    e1000_igp_cable_length_10  = 10,
163    e1000_igp_cable_length_20  = 20,
164    e1000_igp_cable_length_30  = 30,
165    e1000_igp_cable_length_40  = 40,
166    e1000_igp_cable_length_50  = 50,
167    e1000_igp_cable_length_60  = 60,
168    e1000_igp_cable_length_70  = 70,
169    e1000_igp_cable_length_80  = 80,
170    e1000_igp_cable_length_90  = 90,
171    e1000_igp_cable_length_100 = 100,
172    e1000_igp_cable_length_110 = 110,
173    e1000_igp_cable_length_115 = 115,
174    e1000_igp_cable_length_120 = 120,
175    e1000_igp_cable_length_130 = 130,
176    e1000_igp_cable_length_140 = 140,
177    e1000_igp_cable_length_150 = 150,
178    e1000_igp_cable_length_160 = 160,
179    e1000_igp_cable_length_170 = 170,
180    e1000_igp_cable_length_180 = 180
181} e1000_igp_cable_length;
182
183typedef enum {
184    e1000_10bt_ext_dist_enable_normal = 0,
185    e1000_10bt_ext_dist_enable_lower,
186    e1000_10bt_ext_dist_enable_undefined = 0xFF
187} e1000_10bt_ext_dist_enable;
188
189typedef enum {
190    e1000_rev_polarity_normal = 0,
191    e1000_rev_polarity_reversed,
192    e1000_rev_polarity_undefined = 0xFF
193} e1000_rev_polarity;
194
195typedef enum {
196    e1000_downshift_normal = 0,
197    e1000_downshift_activated,
198    e1000_downshift_undefined = 0xFF
199} e1000_downshift;
200
201typedef enum {
202    e1000_smart_speed_default = 0,
203    e1000_smart_speed_on,
204    e1000_smart_speed_off
205} e1000_smart_speed;
206
207typedef enum {
208    e1000_polarity_reversal_enabled = 0,
209    e1000_polarity_reversal_disabled,
210    e1000_polarity_reversal_undefined = 0xFF
211} e1000_polarity_reversal;
212
213typedef enum {
214    e1000_auto_x_mode_manual_mdi = 0,
215    e1000_auto_x_mode_manual_mdix,
216    e1000_auto_x_mode_auto1,
217    e1000_auto_x_mode_auto2,
218    e1000_auto_x_mode_undefined = 0xFF
219} e1000_auto_x_mode;
220
221typedef enum {
222    e1000_1000t_rx_status_not_ok = 0,
223    e1000_1000t_rx_status_ok,
224    e1000_1000t_rx_status_undefined = 0xFF
225} e1000_1000t_rx_status;
226
227typedef enum {
228    e1000_phy_m88 = 0,
229    e1000_phy_igp,
230    e1000_phy_igp_2,
231    e1000_phy_gg82563,
232    e1000_phy_igp_3,
233    e1000_phy_ife,
234    e1000_phy_undefined = 0xFF
235} e1000_phy_type;
236
237typedef enum {
238    e1000_ms_hw_default = 0,
239    e1000_ms_force_master,
240    e1000_ms_force_slave,
241    e1000_ms_auto
242} e1000_ms_type;
243
244typedef enum {
245    e1000_ffe_config_enabled = 0,
246    e1000_ffe_config_active,
247    e1000_ffe_config_blocked
248} e1000_ffe_config;
249
250typedef enum {
251    e1000_dsp_config_disabled = 0,
252    e1000_dsp_config_enabled,
253    e1000_dsp_config_activated,
254    e1000_dsp_config_undefined = 0xFF
255} e1000_dsp_config;
256
257struct e1000_phy_info {
258    e1000_cable_length cable_length;
259    e1000_10bt_ext_dist_enable extended_10bt_distance;
260    e1000_rev_polarity cable_polarity;
261    e1000_downshift downshift;
262    e1000_polarity_reversal polarity_correction;
263    e1000_auto_x_mode mdix_mode;
264    e1000_1000t_rx_status local_rx;
265    e1000_1000t_rx_status remote_rx;
266};
267
268struct e1000_phy_stats {
269    uint32_t idle_errors;
270    uint32_t receive_errors;
271};
272
273struct e1000_eeprom_info {
274    e1000_eeprom_type type;
275    uint16_t word_size;
276    uint16_t opcode_bits;
277    uint16_t address_bits;
278    uint16_t delay_usec;
279    uint16_t page_size;
280    boolean_t use_eerd;
281    boolean_t use_eewr;
282};
283
284/* Flex ASF Information */
285#define E1000_HOST_IF_MAX_SIZE  2048
286
287typedef enum {
288    e1000_byte_align = 0,
289    e1000_word_align = 1,
290    e1000_dword_align = 2
291} e1000_align_type;
292
293
294
295/* Error Codes */
296#define E1000_SUCCESS      0
297#define E1000_ERR_EEPROM   1
298#define E1000_ERR_PHY      2
299#define E1000_ERR_CONFIG   3
300#define E1000_ERR_PARAM    4
301#define E1000_ERR_MAC_TYPE 5
302#define E1000_ERR_PHY_TYPE 6
303#define E1000_ERR_RESET   9
304#define E1000_ERR_MASTER_REQUESTS_PENDING 10
305#define E1000_ERR_HOST_INTERFACE_COMMAND 11
306#define E1000_BLK_PHY_RESET   12
307#define E1000_ERR_SWFW_SYNC 13
308
309#define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \
310                                     (((_value) & 0xff00) >> 8))
311
312/* Function prototypes */
313/* Initialization */
314int32_t e1000_reset_hw(struct e1000_hw *hw);
315int32_t e1000_init_hw(struct e1000_hw *hw);
316int32_t e1000_set_mac_type(struct e1000_hw *hw);
317void e1000_set_media_type(struct e1000_hw *hw);
318
319/* Link Configuration */
320int32_t e1000_setup_link(struct e1000_hw *hw);
321int32_t e1000_phy_setup_autoneg(struct e1000_hw *hw);
322void e1000_config_collision_dist(struct e1000_hw *hw);
323int32_t e1000_check_for_link(struct e1000_hw *hw);
324int32_t e1000_get_speed_and_duplex(struct e1000_hw *hw, uint16_t *speed, uint16_t *duplex);
325int32_t e1000_force_mac_fc(struct e1000_hw *hw);
326
327/* PHY */
328int32_t e1000_read_phy_reg(struct e1000_hw *hw, uint32_t reg_addr, uint16_t *phy_data);
329int32_t e1000_write_phy_reg(struct e1000_hw *hw, uint32_t reg_addr, uint16_t data);
330int32_t e1000_phy_hw_reset(struct e1000_hw *hw);
331int32_t e1000_phy_reset(struct e1000_hw *hw);
332int32_t e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
333int32_t e1000_validate_mdi_setting(struct e1000_hw *hw);
334
335void e1000_phy_powerdown_workaround(struct e1000_hw *hw);
336
337/* EEPROM Functions */
338int32_t e1000_init_eeprom_params(struct e1000_hw *hw);
339
340/* MNG HOST IF functions */
341uint32_t e1000_enable_mng_pass_thru(struct e1000_hw *hw);
342
343#define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
344#define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8   /* Host Interface data length */
345
346#define E1000_MNG_DHCP_COMMAND_TIMEOUT  10      /* Time in ms to process MNG command */
347#define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0   /* Cookie offset */
348#define E1000_MNG_DHCP_COOKIE_LENGTH    0x10    /* Cookie length */
349#define E1000_MNG_IAMT_MODE             0x3
350#define E1000_MNG_ICH_IAMT_MODE         0x2
351#define E1000_IAMT_SIGNATURE            0x544D4149 /* Intel(R) Active Management Technology signature */
352
353#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1 /* DHCP parsing enabled */
354#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2 /* DHCP parsing enabled */
355#define E1000_VFTA_ENTRY_SHIFT                       0x5
356#define E1000_VFTA_ENTRY_MASK                        0x7F
357#define E1000_VFTA_ENTRY_BIT_SHIFT_MASK              0x1F
358
359struct e1000_host_mng_command_header {
360    uint8_t command_id;
361    uint8_t checksum;
362    uint16_t reserved1;
363    uint16_t reserved2;
364    uint16_t command_length;
365};
366
367struct e1000_host_mng_command_info {
368    struct e1000_host_mng_command_header command_header;  /* Command Head/Command Result Head has 4 bytes */
369    uint8_t command_data[E1000_HI_MAX_MNG_DATA_LENGTH];   /* Command data can length 0..0x658*/
370};
371#ifdef __BIG_ENDIAN
372struct e1000_host_mng_dhcp_cookie{
373    uint32_t signature;
374    uint16_t vlan_id;
375    uint8_t reserved0;
376    uint8_t status;
377    uint32_t reserved1;
378    uint8_t checksum;
379    uint8_t reserved3;
380    uint16_t reserved2;
381};
382#else
383struct e1000_host_mng_dhcp_cookie{
384    uint32_t signature;
385    uint8_t status;
386    uint8_t reserved0;
387    uint16_t vlan_id;
388    uint32_t reserved1;
389    uint16_t reserved2;
390    uint8_t reserved3;
391    uint8_t checksum;
392};
393#endif
394
395int32_t e1000_mng_write_dhcp_info(struct e1000_hw *hw, uint8_t *buffer,
396                                  uint16_t length);
397boolean_t e1000_check_mng_mode(struct e1000_hw *hw);
398boolean_t e1000_enable_tx_pkt_filtering(struct e1000_hw *hw);
399int32_t e1000_read_eeprom(struct e1000_hw *hw, uint16_t reg, uint16_t words, uint16_t *data);
400int32_t e1000_validate_eeprom_checksum(struct e1000_hw *hw);
401int32_t e1000_update_eeprom_checksum(struct e1000_hw *hw);
402int32_t e1000_write_eeprom(struct e1000_hw *hw, uint16_t reg, uint16_t words, uint16_t *data);
403int32_t e1000_read_mac_addr(struct e1000_hw * hw);
404
405/* Filters (multicast, vlan, receive) */
406uint32_t e1000_hash_mc_addr(struct e1000_hw *hw, uint8_t * mc_addr);
407void e1000_mta_set(struct e1000_hw *hw, uint32_t hash_value);
408void e1000_rar_set(struct e1000_hw *hw, uint8_t * mc_addr, uint32_t rar_index);
409void e1000_write_vfta(struct e1000_hw *hw, uint32_t offset, uint32_t value);
410
411/* LED functions */
412int32_t e1000_setup_led(struct e1000_hw *hw);
413int32_t e1000_cleanup_led(struct e1000_hw *hw);
414int32_t e1000_led_on(struct e1000_hw *hw);
415int32_t e1000_led_off(struct e1000_hw *hw);
416int32_t e1000_blink_led_start(struct e1000_hw *hw);
417
418/* Adaptive IFS Functions */
419
420/* Everything else */
421void e1000_reset_adaptive(struct e1000_hw *hw);
422void e1000_update_adaptive(struct e1000_hw *hw);
423void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, uint32_t frame_len, uint8_t * mac_addr);
424void e1000_get_bus_info(struct e1000_hw *hw);
425void e1000_pci_set_mwi(struct e1000_hw *hw);
426void e1000_pci_clear_mwi(struct e1000_hw *hw);
427void e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t * value);
428void e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t * value);
429int32_t e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value);
430/* Port I/O is only supported on 82544 and newer */
431void e1000_io_write(struct e1000_hw *hw, unsigned long port, uint32_t value);
432int32_t e1000_disable_pciex_master(struct e1000_hw *hw);
433int32_t e1000_check_phy_reset_block(struct e1000_hw *hw);
434
435
436#define E1000_READ_REG_IO(a, reg) \
437    e1000_read_reg_io((a), E1000_##reg)
438#define E1000_WRITE_REG_IO(a, reg, val) \
439    e1000_write_reg_io((a), E1000_##reg, val)
440
441/* PCI Device IDs */
442#define E1000_DEV_ID_82542               0x1000
443#define E1000_DEV_ID_82543GC_FIBER       0x1001
444#define E1000_DEV_ID_82543GC_COPPER      0x1004
445#define E1000_DEV_ID_82544EI_COPPER      0x1008
446#define E1000_DEV_ID_82544EI_FIBER       0x1009
447#define E1000_DEV_ID_82544GC_COPPER      0x100C
448#define E1000_DEV_ID_82544GC_LOM         0x100D
449#define E1000_DEV_ID_82540EM             0x100E
450#define E1000_DEV_ID_82540EM_LOM         0x1015
451#define E1000_DEV_ID_82540EP_LOM         0x1016
452#define E1000_DEV_ID_82540EP             0x1017
453#define E1000_DEV_ID_82540EP_LP          0x101E
454#define E1000_DEV_ID_82545EM_COPPER      0x100F
455#define E1000_DEV_ID_82545EM_FIBER       0x1011
456#define E1000_DEV_ID_82545GM_COPPER      0x1026
457#define E1000_DEV_ID_82545GM_FIBER       0x1027
458#define E1000_DEV_ID_82545GM_SERDES      0x1028
459#define E1000_DEV_ID_82546EB_COPPER      0x1010
460#define E1000_DEV_ID_82546EB_FIBER       0x1012
461#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
462#define E1000_DEV_ID_82541EI             0x1013
463#define E1000_DEV_ID_82541EI_MOBILE      0x1018
464#define E1000_DEV_ID_82541ER_LOM         0x1014
465#define E1000_DEV_ID_82541ER             0x1078
466#define E1000_DEV_ID_82547GI             0x1075
467#define E1000_DEV_ID_82541GI             0x1076
468#define E1000_DEV_ID_82541GI_MOBILE      0x1077
469#define E1000_DEV_ID_82541GI_LF          0x107C
470#define E1000_DEV_ID_82546GB_COPPER      0x1079
471#define E1000_DEV_ID_82546GB_FIBER       0x107A
472#define E1000_DEV_ID_82546GB_SERDES      0x107B
473#define E1000_DEV_ID_82546GB_PCIE        0x108A
474#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
475#define E1000_DEV_ID_82547EI             0x1019
476#define E1000_DEV_ID_82547EI_MOBILE      0x101A
477#define E1000_DEV_ID_82571EB_COPPER      0x105E
478#define E1000_DEV_ID_82571EB_FIBER       0x105F
479#define E1000_DEV_ID_82571EB_SERDES      0x1060
480#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
481#define E1000_DEV_ID_82571EB_QUAD_FIBER  0x10A5
482#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE  0x10BC
483#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
484#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
485#define E1000_DEV_ID_82572EI_COPPER      0x107D
486#define E1000_DEV_ID_82572EI_FIBER       0x107E
487#define E1000_DEV_ID_82572EI_SERDES      0x107F
488#define E1000_DEV_ID_82572EI             0x10B9
489#define E1000_DEV_ID_82573E              0x108B
490#define E1000_DEV_ID_82573E_IAMT         0x108C
491#define E1000_DEV_ID_82573L              0x109A
492#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
493#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT     0x1096
494#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT     0x1098
495#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT     0x10BA
496#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT     0x10BB
497
498#define E1000_DEV_ID_ICH8_IGP_M_AMT      0x1049
499#define E1000_DEV_ID_ICH8_IGP_AMT        0x104A
500#define E1000_DEV_ID_ICH8_IGP_C          0x104B
501#define E1000_DEV_ID_ICH8_IFE            0x104C
502#define E1000_DEV_ID_ICH8_IFE_GT         0x10C4
503#define E1000_DEV_ID_ICH8_IFE_G          0x10C5
504#define E1000_DEV_ID_ICH8_IGP_M          0x104D
505
506#define E1000_DEV_ID_82576                    0x10C9
507
508#define NODE_ADDRESS_SIZE 6
509#define ETH_LENGTH_OF_ADDRESS 6
510
511/* MAC decode size is 128K - This is the size of BAR0 */
512#define MAC_DECODE_SIZE (128 * 1024)
513
514#define E1000_82542_2_0_REV_ID 2
515#define E1000_82542_2_1_REV_ID 3
516#define E1000_REVISION_0       0
517#define E1000_REVISION_1       1
518#define E1000_REVISION_2       2
519#define E1000_REVISION_3       3
520
521#define SPEED_10    10
522#define SPEED_100   100
523#define SPEED_1000  1000
524#define HALF_DUPLEX 1
525#define FULL_DUPLEX 2
526
527/* The sizes (in bytes) of a ethernet packet */
528#define ENET_HEADER_SIZE             14
529#define MAXIMUM_ETHERNET_FRAME_SIZE  1518 /* With FCS */
530#define MINIMUM_ETHERNET_FRAME_SIZE  64   /* With FCS */
531#define ETHERNET_FCS_SIZE            4
532#define MAXIMUM_ETHERNET_PACKET_SIZE \
533    (MAXIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
534#define MINIMUM_ETHERNET_PACKET_SIZE \
535    (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
536#define CRC_LENGTH                   ETHERNET_FCS_SIZE
537#define MAX_JUMBO_FRAME_SIZE         0x3F00
538
539
540/* 802.1q VLAN Packet Sizes */
541#define VLAN_TAG_SIZE  4     /* 802.3ac tag (not DMAed) */
542
543/* Ethertype field values */
544#define ETHERNET_IEEE_VLAN_TYPE 0x8100  /* 802.3ac packet */
545#define ETHERNET_IP_TYPE        0x0800  /* IP packets */
546#define ETHERNET_ARP_TYPE       0x0806  /* Address Resolution Protocol (ARP) */
547
548/* Packet Header defines */
549#define IP_PROTOCOL_TCP    6
550#define IP_PROTOCOL_UDP    0x11
551
552/* This defines the bits that are set in the Interrupt Mask
553 * Set/Read Register.  Each bit is documented below:
554 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
555 *   o RXSEQ  = Receive Sequence Error
556 */
557#define POLL_IMS_ENABLE_MASK ( \
558    E1000_IMS_RXDMT0 |         \
559    E1000_IMS_RXSEQ)
560
561/* This defines the bits that are set in the Interrupt Mask
562 * Set/Read Register.  Each bit is documented below:
563 *   o RXT0   = Receiver Timer Interrupt (ring 0)
564 *   o TXDW   = Transmit Descriptor Written Back
565 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
566 *   o RXSEQ  = Receive Sequence Error
567 *   o LSC    = Link Status Change
568 */
569#define IMS_ENABLE_MASK ( \
570    E1000_IMS_RXT0   |    \
571    E1000_IMS_TXDW   |    \
572    E1000_IMS_RXDMT0 |    \
573    E1000_IMS_RXSEQ  |    \
574    E1000_IMS_LSC    |    \
575    E1000_IMS_DOUTSYNC)
576
577/* Additional interrupts need to be handled for e1000_ich8lan:
578    DSW = The FW changed the status of the DISSW bit in FWSM
579    PHYINT = The LAN connected device generates an interrupt
580    EPRST = Manageability reset event */
581#define IMS_ICH8LAN_ENABLE_MASK (\
582    E1000_IMS_DSW   | \
583    E1000_IMS_PHYINT | \
584    E1000_IMS_EPRST)
585
586/* Number of high/low register pairs in the RAR. The RAR (Receive Address
587 * Registers) holds the directed and multicast addresses that we monitor. We
588 * reserve one of these spots for our directed address, allowing us room for
589 * E1000_RAR_ENTRIES - 1 multicast addresses.
590 */
591#define E1000_RAR_ENTRIES 15
592
593#define E1000_RAR_ENTRIES_ICH8LAN  6
594
595#define MIN_NUMBER_OF_DESCRIPTORS  8
596#define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8
597
598/* Receive Descriptor */
599struct e1000_rx_desc {
600    uint64_t buffer_addr; /* Address of the descriptor's data buffer */
601    uint16_t length;     /* Length of data DMAed into data buffer */
602    uint16_t csum;       /* Packet checksum */
603    uint8_t status;      /* Descriptor status */
604    uint8_t errors;      /* Descriptor Errors */
605    uint16_t special;
606};
607
608/* Receive Descriptor - Extended */
609union e1000_rx_desc_extended {
610    struct {
611        uint64_t buffer_addr;
612        uint64_t reserved;
613    } read;
614    struct {
615        struct {
616            uint32_t mrq;              /* Multiple Rx Queues */
617            union {
618                uint32_t rss;          /* RSS Hash */
619                struct {
620                    uint16_t ip_id;    /* IP id */
621                    uint16_t csum;     /* Packet Checksum */
622                } csum_ip;
623            } hi_dword;
624        } lower;
625        struct {
626            uint32_t status_error;     /* ext status/error */
627            uint16_t length;
628            uint16_t vlan;             /* VLAN tag */
629        } upper;
630    } wb;  /* writeback */
631};
632
633#define MAX_PS_BUFFERS 4
634/* Receive Descriptor - Packet Split */
635union e1000_rx_desc_packet_split {
636    struct {
637        /* one buffer for protocol header(s), three data buffers */
638        uint64_t buffer_addr[MAX_PS_BUFFERS];
639    } read;
640    struct {
641        struct {
642            uint32_t mrq;              /* Multiple Rx Queues */
643            union {
644                uint32_t rss;          /* RSS Hash */
645                struct {
646                    uint16_t ip_id;    /* IP id */
647                    uint16_t csum;     /* Packet Checksum */
648                } csum_ip;
649            } hi_dword;
650        } lower;
651        struct {
652            uint32_t status_error;     /* ext status/error */
653            uint16_t length0;          /* length of buffer 0 */
654            uint16_t vlan;             /* VLAN tag */
655        } middle;
656        struct {
657            uint16_t header_status;
658            uint16_t length[3];        /* length of buffers 1-3 */
659        } upper;
660        uint64_t reserved;
661    } wb; /* writeback */
662};
663
664/* Receive Decriptor bit definitions */
665#define E1000_RXD_STAT_DD       0x01    /* Descriptor Done */
666#define E1000_RXD_STAT_EOP      0x02    /* End of Packet */
667#define E1000_RXD_STAT_IXSM     0x04    /* Ignore checksum */
668#define E1000_RXD_STAT_VP       0x08    /* IEEE VLAN Packet */
669#define E1000_RXD_STAT_UDPCS    0x10    /* UDP xsum caculated */
670#define E1000_RXD_STAT_TCPCS    0x20    /* TCP xsum calculated */
671#define E1000_RXD_STAT_IPCS     0x40    /* IP xsum calculated */
672#define E1000_RXD_STAT_PIF      0x80    /* passed in-exact filter */
673#define E1000_RXD_STAT_IPIDV    0x200   /* IP identification valid */
674#define E1000_RXD_STAT_UDPV     0x400   /* Valid UDP checksum */
675#define E1000_RXD_STAT_ACK      0x8000  /* ACK Packet indication */
676#define E1000_RXD_ERR_CE        0x01    /* CRC Error */
677#define E1000_RXD_ERR_SE        0x02    /* Symbol Error */
678#define E1000_RXD_ERR_SEQ       0x04    /* Sequence Error */
679#define E1000_RXD_ERR_CXE       0x10    /* Carrier Extension Error */
680#define E1000_RXD_ERR_TCPE      0x20    /* TCP/UDP Checksum Error */
681#define E1000_RXD_ERR_IPE       0x40    /* IP Checksum Error */
682#define E1000_RXD_ERR_RXE       0x80    /* Rx Data Error */
683#define E1000_RXD_SPC_VLAN_MASK 0x0FFF  /* VLAN ID is in lower 12 bits */
684#define E1000_RXD_SPC_PRI_MASK  0xE000  /* Priority is in upper 3 bits */
685#define E1000_RXD_SPC_PRI_SHIFT 13
686#define E1000_RXD_SPC_CFI_MASK  0x1000  /* CFI is bit 12 */
687#define E1000_RXD_SPC_CFI_SHIFT 12
688
689#define E1000_RXDEXT_STATERR_CE    0x01000000
690#define E1000_RXDEXT_STATERR_SE    0x02000000
691#define E1000_RXDEXT_STATERR_SEQ   0x04000000
692#define E1000_RXDEXT_STATERR_CXE   0x10000000
693#define E1000_RXDEXT_STATERR_TCPE  0x20000000
694#define E1000_RXDEXT_STATERR_IPE   0x40000000
695#define E1000_RXDEXT_STATERR_RXE   0x80000000
696
697#define E1000_RXDPS_HDRSTAT_HDRSP        0x00008000
698#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK  0x000003FF
699
700/* mask to determine if packets should be dropped due to frame errors */
701#define E1000_RXD_ERR_FRAME_ERR_MASK ( \
702    E1000_RXD_ERR_CE  |                \
703    E1000_RXD_ERR_SE  |                \
704    E1000_RXD_ERR_SEQ |                \
705    E1000_RXD_ERR_CXE |                \
706    E1000_RXD_ERR_RXE)
707
708
709/* Same mask, but for extended and packet split descriptors */
710#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
711    E1000_RXDEXT_STATERR_CE  |            \
712    E1000_RXDEXT_STATERR_SE  |            \
713    E1000_RXDEXT_STATERR_SEQ |            \
714    E1000_RXDEXT_STATERR_CXE |            \
715    E1000_RXDEXT_STATERR_RXE)
716
717
718/* Transmit Descriptor */
719struct e1000_tx_desc {
720    uint64_t buffer_addr;       /* Address of the descriptor's data buffer */
721    union {
722        uint32_t data;
723        struct {
724            uint16_t length;    /* Data buffer length */
725            uint8_t cso;        /* Checksum offset */
726            uint8_t cmd;        /* Descriptor control */
727        } flags;
728    } lower;
729    union {
730        uint32_t data;
731        struct {
732            uint8_t status;     /* Descriptor status */
733            uint8_t css;        /* Checksum start */
734            uint16_t special;
735        } fields;
736    } upper;
737};
738
739/* Transmit Descriptor bit definitions */
740#define E1000_TXD_DTYP_D     0x00100000 /* Data Descriptor */
741#define E1000_TXD_DTYP_C     0x00000000 /* Context Descriptor */
742#define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
743#define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
744#define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
745#define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
746#define E1000_TXD_CMD_IC     0x04000000 /* Insert Checksum */
747#define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
748#define E1000_TXD_CMD_RPS    0x10000000 /* Report Packet Sent */
749#define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
750#define E1000_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
751#define E1000_TXD_CMD_IDE    0x80000000 /* Enable Tidv register */
752#define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
753#define E1000_TXD_STAT_EC    0x00000002 /* Excess Collisions */
754#define E1000_TXD_STAT_LC    0x00000004 /* Late Collisions */
755#define E1000_TXD_STAT_TU    0x00000008 /* Transmit underrun */
756#define E1000_TXD_CMD_TCP    0x01000000 /* TCP packet */
757#define E1000_TXD_CMD_IP     0x02000000 /* IP packet */
758#define E1000_TXD_CMD_TSE    0x04000000 /* TCP Seg enable */
759#define E1000_TXD_STAT_TC    0x00000004 /* Tx Underrun */
760
761/* Offload Context Descriptor */
762struct e1000_context_desc {
763    union {
764        uint32_t ip_config;
765        struct {
766            uint8_t ipcss;      /* IP checksum start */
767            uint8_t ipcso;      /* IP checksum offset */
768            uint16_t ipcse;     /* IP checksum end */
769        } ip_fields;
770    } lower_setup;
771    union {
772        uint32_t tcp_config;
773        struct {
774            uint8_t tucss;      /* TCP checksum start */
775            uint8_t tucso;      /* TCP checksum offset */
776            uint16_t tucse;     /* TCP checksum end */
777        } tcp_fields;
778    } upper_setup;
779    uint32_t cmd_and_length;    /* */
780    union {
781        uint32_t data;
782        struct {
783            uint8_t status;     /* Descriptor status */
784            uint8_t hdr_len;    /* Header length */
785            uint16_t mss;       /* Maximum segment size */
786        } fields;
787    } tcp_seg_setup;
788};
789
790/* Offload data descriptor */
791struct e1000_data_desc {
792    uint64_t buffer_addr;       /* Address of the descriptor's buffer address */
793    union {
794        uint32_t data;
795        struct {
796            uint16_t length;    /* Data buffer length */
797            uint8_t typ_len_ext;        /* */
798            uint8_t cmd;        /* */
799        } flags;
800    } lower;
801    union {
802        uint32_t data;
803        struct {
804            uint8_t status;     /* Descriptor status */
805            uint8_t popts;      /* Packet Options */
806            uint16_t special;   /* */
807        } fields;
808    } upper;
809};
810
811/* Filters */
812#define E1000_NUM_UNICAST          16   /* Unicast filter entries */
813#define E1000_MC_TBL_SIZE          128  /* Multicast Filter Table (4096 bits) */
814#define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
815
816#define E1000_NUM_UNICAST_ICH8LAN  7
817#define E1000_MC_TBL_SIZE_ICH8LAN  32
818
819
820/* Receive Address Register */
821struct e1000_rar {
822    volatile uint32_t low;      /* receive address low */
823    volatile uint32_t high;     /* receive address high */
824};
825
826/* Number of entries in the Multicast Table Array (MTA). */
827#define E1000_NUM_MTA_REGISTERS 128
828#define E1000_NUM_MTA_REGISTERS_ICH8LAN 32
829
830/* IPv4 Address Table Entry */
831struct e1000_ipv4_at_entry {
832    volatile uint32_t ipv4_addr;        /* IP Address (RW) */
833    volatile uint32_t reserved;
834};
835
836/* Four wakeup IP addresses are supported */
837#define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
838#define E1000_IP4AT_SIZE                  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
839#define E1000_IP4AT_SIZE_ICH8LAN          3
840#define E1000_IP6AT_SIZE                  1
841
842/* IPv6 Address Table Entry */
843struct e1000_ipv6_at_entry {
844    volatile uint8_t ipv6_addr[16];
845};
846
847/* Flexible Filter Length Table Entry */
848struct e1000_fflt_entry {
849    volatile uint32_t length;   /* Flexible Filter Length (RW) */
850    volatile uint32_t reserved;
851};
852
853/* Flexible Filter Mask Table Entry */
854struct e1000_ffmt_entry {
855    volatile uint32_t mask;     /* Flexible Filter Mask (RW) */
856    volatile uint32_t reserved;
857};
858
859/* Flexible Filter Value Table Entry */
860struct e1000_ffvt_entry {
861    volatile uint32_t value;    /* Flexible Filter Value (RW) */
862    volatile uint32_t reserved;
863};
864
865/* Four Flexible Filters are supported */
866#define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
867
868/* Each Flexible Filter is at most 128 (0x80) bytes in length */
869#define E1000_FLEXIBLE_FILTER_SIZE_MAX  128
870
871#define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
872#define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
873#define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
874
875#define E1000_DISABLE_SERDES_LOOPBACK   0x0400
876
877/* Register Set. (82543, 82544)
878 *
879 * Registers are defined to be 32 bits and  should be accessed as 32 bit values.
880 * These registers are physically located on the NIC, but are mapped into the
881 * host memory address space.
882 *
883 * RW - register is both readable and writable
884 * RO - register is read only
885 * WO - register is write only
886 * R/clr - register is read only and is cleared when read
887 * A - register array
888 */
889#define E1000_CTRL     0x00000  /* Device Control - RW */
890#define E1000_CTRL_DUP 0x00004  /* Device Control Duplicate (Shadow) - RW */
891#define E1000_STATUS   0x00008  /* Device Status - RO */
892#define E1000_EECD     0x00010  /* EEPROM/Flash Control - RW */
893#define E1000_EERD     0x00014  /* EEPROM Read - RW */
894#define E1000_CTRL_EXT 0x00018  /* Extended Device Control - RW */
895#define E1000_FLA      0x0001C  /* Flash Access - RW */
896#define E1000_MDIC     0x00020  /* MDI Control - RW */
897#define E1000_SCTL     0x00024  /* SerDes Control - RW */
898#define E1000_FEXTNVM  0x00028  /* Future Extended NVM register */
899#define E1000_FCAL     0x00028  /* Flow Control Address Low - RW */
900#define E1000_FCAH     0x0002C  /* Flow Control Address High -RW */
901#define E1000_FCT      0x00030  /* Flow Control Type - RW */
902#define E1000_VET      0x00038  /* VLAN Ether Type - RW */
903#define E1000_ICR      0x000C0  /* Interrupt Cause Read - R/clr */
904#define E1000_ITR      0x000C4  /* Interrupt Throttling Rate - RW */
905#define E1000_ICS      0x000C8  /* Interrupt Cause Set - WO */
906#define E1000_IMS      0x000D0  /* Interrupt Mask Set - RW */
907#define E1000_IMC      0x000D8  /* Interrupt Mask Clear - WO */
908#define E1000_IAM      0x000E0  /* Interrupt Acknowledge Auto Mask */
909#define E1000_RCTL     0x00100  /* RX Control - RW */
910#define E1000_RDTR1    0x02820  /* RX Delay Timer (1) - RW */
911#define E1000_RDBAL1   0x02900  /* RX Descriptor Base Address Low (1) - RW */
912#define E1000_RDBAH1   0x02904  /* RX Descriptor Base Address High (1) - RW */
913#define E1000_RDLEN1   0x02908  /* RX Descriptor Length (1) - RW */
914#define E1000_RDH1     0x02910  /* RX Descriptor Head (1) - RW */
915#define E1000_RDT1     0x02918  /* RX Descriptor Tail (1) - RW */
916#define E1000_FCTTV    0x00170  /* Flow Control Transmit Timer Value - RW */
917#define E1000_TXCW     0x00178  /* TX Configuration Word - RW */
918#define E1000_RXCW     0x00180  /* RX Configuration Word - RO */
919#define E1000_TCTL     0x00400  /* TX Control - RW */
920#define E1000_TCTL_EXT 0x00404  /* Extended TX Control - RW */
921#define E1000_TIPG     0x00410  /* TX Inter-packet gap -RW */
922#define E1000_TBT      0x00448  /* TX Burst Timer - RW */
923#define E1000_AIT      0x00458  /* Adaptive Interframe Spacing Throttle - RW */
924#define E1000_LEDCTL   0x00E00  /* LED Control - RW */
925#define E1000_EXTCNF_CTRL  0x00F00  /* Extended Configuration Control */
926#define E1000_EXTCNF_SIZE  0x00F08  /* Extended Configuration Size */
927#define E1000_PHY_CTRL     0x00F10  /* PHY Control Register in CSR */
928#define FEXTNVM_SW_CONFIG  0x0001
929#define E1000_PBA      0x01000  /* Packet Buffer Allocation - RW */
930#define E1000_PBS      0x01008  /* Packet Buffer Size */
931#define E1000_EEMNGCTL 0x01010  /* MNG EEprom Control */
932#define E1000_FLASH_UPDATES 1000
933#define E1000_EEARBC   0x01024  /* EEPROM Auto Read Bus Control */
934#define E1000_FLASHT   0x01028  /* FLASH Timer Register */
935#define E1000_EEWR     0x0102C  /* EEPROM Write Register - RW */
936#define E1000_FLSWCTL  0x01030  /* FLASH control register */
937#define E1000_FLSWDATA 0x01034  /* FLASH data register */
938#define E1000_FLSWCNT  0x01038  /* FLASH Access Counter */
939#define E1000_FLOP     0x0103C  /* FLASH Opcode Register */
940#define E1000_ERT      0x02008  /* Early Rx Threshold - RW */
941#define E1000_FCRTL    0x02160  /* Flow Control Receive Threshold Low - RW */
942#define E1000_FCRTH    0x02168  /* Flow Control Receive Threshold High - RW */
943#define E1000_PSRCTL   0x02170  /* Packet Split Receive Control - RW */
944#define E1000_RDBAL    0x02800  /* RX Descriptor Base Address Low - RW */
945#define E1000_RDBAH    0x02804  /* RX Descriptor Base Address High - RW */
946#define E1000_RDLEN    0x02808  /* RX Descriptor Length - RW */
947#define E1000_RDH      0x02810  /* RX Descriptor Head - RW */
948#define E1000_RDT      0x02818  /* RX Descriptor Tail - RW */
949#define E1000_RDTR     0x02820  /* RX Delay Timer - RW */
950#define E1000_RDBAL0   E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
951#define E1000_RDBAH0   E1000_RDBAH /* RX Desc Base Address High (0) - RW */
952#define E1000_RDLEN0   E1000_RDLEN /* RX Desc Length (0) - RW */
953#define E1000_RDH0     E1000_RDH   /* RX Desc Head (0) - RW */
954#define E1000_RDT0     E1000_RDT   /* RX Desc Tail (0) - RW */
955#define E1000_RDTR0    E1000_RDTR  /* RX Delay Timer (0) - RW */
956#define E1000_RXDCTL   0x02828  /* RX Descriptor Control queue 0 - RW */
957#define E1000_RXDCTL1  0x02928  /* RX Descriptor Control queue 1 - RW */
958#define E1000_RADV     0x0282C  /* RX Interrupt Absolute Delay Timer - RW */
959#define E1000_RSRPD    0x02C00  /* RX Small Packet Detect - RW */
960#define E1000_RAID     0x02C08  /* Receive Ack Interrupt Delay - RW */
961#define E1000_TXDMAC   0x03000  /* TX DMA Control - RW */
962#define E1000_KABGTXD  0x03004  /* AFE Band Gap Transmit Ref Data */
963#define E1000_TDFH     0x03410  /* TX Data FIFO Head - RW */
964#define E1000_TDFT     0x03418  /* TX Data FIFO Tail - RW */
965#define E1000_TDFHS    0x03420  /* TX Data FIFO Head Saved - RW */
966#define E1000_TDFTS    0x03428  /* TX Data FIFO Tail Saved - RW */
967#define E1000_TDFPC    0x03430  /* TX Data FIFO Packet Count - RW */
968#define E1000_TDBAL    0x03800  /* TX Descriptor Base Address Low - RW */
969#define E1000_TDBAH    0x03804  /* TX Descriptor Base Address High - RW */
970#define E1000_TDLEN    0x03808  /* TX Descriptor Length - RW */
971#define E1000_TDH      0x03810  /* TX Descriptor Head - RW */
972#define E1000_TDT      0x03818  /* TX Descripotr Tail - RW */
973#define E1000_TIDV     0x03820  /* TX Interrupt Delay Value - RW */
974#define E1000_TXDCTL   0x03828  /* TX Descriptor Control - RW */
975#define E1000_TADV     0x0382C  /* TX Interrupt Absolute Delay Val - RW */
976#define E1000_TSPMT    0x03830  /* TCP Segmentation PAD & Min Threshold - RW */
977#define E1000_TARC0    0x03840  /* TX Arbitration Count (0) */
978#define E1000_TDBAL1   0x03900  /* TX Desc Base Address Low (1) - RW */
979#define E1000_TDBAH1   0x03904  /* TX Desc Base Address High (1) - RW */
980#define E1000_TDLEN1   0x03908  /* TX Desc Length (1) - RW */
981#define E1000_TDH1     0x03910  /* TX Desc Head (1) - RW */
982#define E1000_TDT1     0x03918  /* TX Desc Tail (1) - RW */
983#define E1000_TXDCTL1  0x03928  /* TX Descriptor Control (1) - RW */
984#define E1000_TARC1    0x03940  /* TX Arbitration Count (1) */
985#define E1000_CRCERRS  0x04000  /* CRC Error Count - R/clr */
986#define E1000_ALGNERRC 0x04004  /* Alignment Error Count - R/clr */
987#define E1000_SYMERRS  0x04008  /* Symbol Error Count - R/clr */
988#define E1000_RXERRC   0x0400C  /* Receive Error Count - R/clr */
989#define E1000_MPC      0x04010  /* Missed Packet Count - R/clr */
990#define E1000_SCC      0x04014  /* Single Collision Count - R/clr */
991#define E1000_ECOL     0x04018  /* Excessive Collision Count - R/clr */
992#define E1000_MCC      0x0401C  /* Multiple Collision Count - R/clr */
993#define E1000_LATECOL  0x04020  /* Late Collision Count - R/clr */
994#define E1000_COLC     0x04028  /* Collision Count - R/clr */
995#define E1000_DC       0x04030  /* Defer Count - R/clr */
996#define E1000_TNCRS    0x04034  /* TX-No CRS - R/clr */
997#define E1000_SEC      0x04038  /* Sequence Error Count - R/clr */
998#define E1000_CEXTERR  0x0403C  /* Carrier Extension Error Count - R/clr */
999#define E1000_RLEC     0x04040  /* Receive Length Error Count - R/clr */
1000#define E1000_XONRXC   0x04048  /* XON RX Count - R/clr */
1001#define E1000_XONTXC   0x0404C  /* XON TX Count - R/clr */
1002#define E1000_XOFFRXC  0x04050  /* XOFF RX Count - R/clr */
1003#define E1000_XOFFTXC  0x04054  /* XOFF TX Count - R/clr */
1004#define E1000_FCRUC    0x04058  /* Flow Control RX Unsupported Count- R/clr */
1005#define E1000_PRC64    0x0405C  /* Packets RX (64 bytes) - R/clr */
1006#define E1000_PRC127   0x04060  /* Packets RX (65-127 bytes) - R/clr */
1007#define E1000_PRC255   0x04064  /* Packets RX (128-255 bytes) - R/clr */
1008#define E1000_PRC511   0x04068  /* Packets RX (255-511 bytes) - R/clr */
1009#define E1000_PRC1023  0x0406C  /* Packets RX (512-1023 bytes) - R/clr */
1010#define E1000_PRC1522  0x04070  /* Packets RX (1024-1522 bytes) - R/clr */
1011#define E1000_GPRC     0x04074  /* Good Packets RX Count - R/clr */
1012#define E1000_BPRC     0x04078  /* Broadcast Packets RX Count - R/clr */
1013#define E1000_MPRC     0x0407C  /* Multicast Packets RX Count - R/clr */
1014#define E1000_GPTC     0x04080  /* Good Packets TX Count - R/clr */
1015#define E1000_GORCL    0x04088  /* Good Octets RX Count Low - R/clr */
1016#define E1000_GORCH    0x0408C  /* Good Octets RX Count High - R/clr */
1017#define E1000_GOTCL    0x04090  /* Good Octets TX Count Low - R/clr */
1018#define E1000_GOTCH    0x04094  /* Good Octets TX Count High - R/clr */
1019#define E1000_RNBC     0x040A0  /* RX No Buffers Count - R/clr */
1020#define E1000_RUC      0x040A4  /* RX Undersize Count - R/clr */
1021#define E1000_RFC      0x040A8  /* RX Fragment Count - R/clr */
1022#define E1000_ROC      0x040AC  /* RX Oversize Count - R/clr */
1023#define E1000_RJC      0x040B0  /* RX Jabber Count - R/clr */
1024#define E1000_MGTPRC   0x040B4  /* Management Packets RX Count - R/clr */
1025#define E1000_MGTPDC   0x040B8  /* Management Packets Dropped Count - R/clr */
1026#define E1000_MGTPTC   0x040BC  /* Management Packets TX Count - R/clr */
1027#define E1000_TORL     0x040C0  /* Total Octets RX Low - R/clr */
1028#define E1000_TORH     0x040C4  /* Total Octets RX High - R/clr */
1029#define E1000_TOTL     0x040C8  /* Total Octets TX Low - R/clr */
1030#define E1000_TOTH     0x040CC  /* Total Octets TX High - R/clr */
1031#define E1000_TPR      0x040D0  /* Total Packets RX - R/clr */
1032#define E1000_TPT      0x040D4  /* Total Packets TX - R/clr */
1033#define E1000_PTC64    0x040D8  /* Packets TX (64 bytes) - R/clr */
1034#define E1000_PTC127   0x040DC  /* Packets TX (65-127 bytes) - R/clr */
1035#define E1000_PTC255   0x040E0  /* Packets TX (128-255 bytes) - R/clr */
1036#define E1000_PTC511   0x040E4  /* Packets TX (256-511 bytes) - R/clr */
1037#define E1000_PTC1023  0x040E8  /* Packets TX (512-1023 bytes) - R/clr */
1038#define E1000_PTC1522  0x040EC  /* Packets TX (1024-1522 Bytes) - R/clr */
1039#define E1000_MPTC     0x040F0  /* Multicast Packets TX Count - R/clr */
1040#define E1000_BPTC     0x040F4  /* Broadcast Packets TX Count - R/clr */
1041#define E1000_TSCTC    0x040F8  /* TCP Segmentation Context TX - R/clr */
1042#define E1000_TSCTFC   0x040FC  /* TCP Segmentation Context TX Fail - R/clr */
1043#define E1000_IAC      0x04100  /* Interrupt Assertion Count */
1044#define E1000_ICRXPTC  0x04104  /* Interrupt Cause Rx Packet Timer Expire Count */
1045#define E1000_ICRXATC  0x04108  /* Interrupt Cause Rx Absolute Timer Expire Count */
1046#define E1000_ICTXPTC  0x0410C  /* Interrupt Cause Tx Packet Timer Expire Count */
1047#define E1000_ICTXATC  0x04110  /* Interrupt Cause Tx Absolute Timer Expire Count */
1048#define E1000_ICTXQEC  0x04118  /* Interrupt Cause Tx Queue Empty Count */
1049#define E1000_ICTXQMTC 0x0411C  /* Interrupt Cause Tx Queue Minimum Threshold Count */
1050#define E1000_ICRXDMTC 0x04120  /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
1051#define E1000_ICRXOC   0x04124  /* Interrupt Cause Receiver Overrun Count */
1052#define E1000_RXCSUM   0x05000  /* RX Checksum Control - RW */
1053#define E1000_RFCTL    0x05008  /* Receive Filter Control*/
1054#define E1000_MTA      0x05200  /* Multicast Table Array - RW Array */
1055#define E1000_RA       0x05400  /* Receive Address - RW Array */
1056#define E1000_VFTA     0x05600  /* VLAN Filter Table Array - RW Array */
1057#define E1000_WUC      0x05800  /* Wakeup Control - RW */
1058#define E1000_WUFC     0x05808  /* Wakeup Filter Control - RW */
1059#define E1000_WUS      0x05810  /* Wakeup Status - RO */
1060#define E1000_MANC     0x05820  /* Management Control - RW */
1061#define E1000_IPAV     0x05838  /* IP Address Valid - RW */
1062#define E1000_IP4AT    0x05840  /* IPv4 Address Table - RW Array */
1063#define E1000_IP6AT    0x05880  /* IPv6 Address Table - RW Array */
1064#define E1000_WUPL     0x05900  /* Wakeup Packet Length - RW */
1065#define E1000_WUPM     0x05A00  /* Wakeup Packet Memory - RO A */
1066#define E1000_FFLT     0x05F00  /* Flexible Filter Length Table - RW Array */
1067#define E1000_HOST_IF  0x08800  /* Host Interface */
1068#define E1000_FFMT     0x09000  /* Flexible Filter Mask Table - RW Array */
1069#define E1000_FFVT     0x09800  /* Flexible Filter Value Table - RW Array */
1070
1071#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
1072#define E1000_MDPHYA     0x0003C  /* PHY address - RW */
1073#define E1000_MANC2H     0x05860  /* Managment Control To Host - RW */
1074#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */
1075
1076#define E1000_GCR       0x05B00 /* PCI-Ex Control */
1077#define E1000_GSCL_1    0x05B10 /* PCI-Ex Statistic Control #1 */
1078#define E1000_GSCL_2    0x05B14 /* PCI-Ex Statistic Control #2 */
1079#define E1000_GSCL_3    0x05B18 /* PCI-Ex Statistic Control #3 */
1080#define E1000_GSCL_4    0x05B1C /* PCI-Ex Statistic Control #4 */
1081#define E1000_FACTPS    0x05B30 /* Function Active and Power State to MNG */
1082#define E1000_SWSM      0x05B50 /* SW Semaphore */
1083#define E1000_FWSM      0x05B54 /* FW Semaphore */
1084#define E1000_FFLT_DBG  0x05F04 /* Debug Register */
1085#define E1000_HICR      0x08F00 /* Host Inteface Control */
1086
1087/* RSS registers */
1088#define E1000_CPUVEC    0x02C10 /* CPU Vector Register - RW */
1089#define E1000_MRQC      0x05818 /* Multiple Receive Control - RW */
1090#define E1000_RETA      0x05C00 /* Redirection Table - RW Array */
1091#define E1000_RSSRK     0x05C80 /* RSS Random Key - RW Array */
1092#define E1000_RSSIM     0x05864 /* RSS Interrupt Mask */
1093#define E1000_RSSIR     0x05868 /* RSS Interrupt Request */
1094/* Register Set (82542)
1095 *
1096 * Some of the 82542 registers are located at different offsets than they are
1097 * in more current versions of the 8254x. Despite the difference in location,
1098 * the registers function in the same manner.
1099 */
1100#define E1000_82542_CTRL     E1000_CTRL
1101#define E1000_82542_CTRL_DUP E1000_CTRL_DUP
1102#define E1000_82542_STATUS   E1000_STATUS
1103#define E1000_82542_EECD     E1000_EECD
1104#define E1000_82542_EERD     E1000_EERD
1105#define E1000_82542_CTRL_EXT E1000_CTRL_EXT
1106#define E1000_82542_FLA      E1000_FLA
1107#define E1000_82542_MDIC     E1000_MDIC
1108#define E1000_82542_SCTL     E1000_SCTL
1109#define E1000_82542_FEXTNVM  E1000_FEXTNVM
1110#define E1000_82542_FCAL     E1000_FCAL
1111#define E1000_82542_FCAH     E1000_FCAH
1112#define E1000_82542_FCT      E1000_FCT
1113#define E1000_82542_VET      E1000_VET
1114#define E1000_82542_RA       0x00040
1115#define E1000_82542_ICR      E1000_ICR
1116#define E1000_82542_ITR      E1000_ITR
1117#define E1000_82542_ICS      E1000_ICS
1118#define E1000_82542_IMS      E1000_IMS
1119#define E1000_82542_IMC      E1000_IMC
1120#define E1000_82542_RCTL     E1000_RCTL
1121#define E1000_82542_RDTR     0x00108
1122#define E1000_82542_RDBAL    0x00110
1123#define E1000_82542_RDBAH    0x00114
1124#define E1000_82542_RDLEN    0x00118
1125#define E1000_82542_RDH      0x00120
1126#define E1000_82542_RDT      0x00128
1127#define E1000_82542_RDTR0    E1000_82542_RDTR
1128#define E1000_82542_RDBAL0   E1000_82542_RDBAL
1129#define E1000_82542_RDBAH0   E1000_82542_RDBAH
1130#define E1000_82542_RDLEN0   E1000_82542_RDLEN
1131#define E1000_82542_RDH0     E1000_82542_RDH
1132#define E1000_82542_RDT0     E1000_82542_RDT
1133#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8)) /* Split and Replication
1134                                                       * RX Control - RW */
1135#define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8))
1136#define E1000_82542_RDBAH3   0x02B04 /* RX Desc Base High Queue 3 - RW */
1137#define E1000_82542_RDBAL3   0x02B00 /* RX Desc Low Queue 3 - RW */
1138#define E1000_82542_RDLEN3   0x02B08 /* RX Desc Length Queue 3 - RW */
1139#define E1000_82542_RDH3     0x02B10 /* RX Desc Head Queue 3 - RW */
1140#define E1000_82542_RDT3     0x02B18 /* RX Desc Tail Queue 3 - RW */
1141#define E1000_82542_RDBAL2   0x02A00 /* RX Desc Base Low Queue 2 - RW */
1142#define E1000_82542_RDBAH2   0x02A04 /* RX Desc Base High Queue 2 - RW */
1143#define E1000_82542_RDLEN2   0x02A08 /* RX Desc Length Queue 2 - RW */
1144#define E1000_82542_RDH2     0x02A10 /* RX Desc Head Queue 2 - RW */
1145#define E1000_82542_RDT2     0x02A18 /* RX Desc Tail Queue 2 - RW */
1146#define E1000_82542_RDTR1    0x00130
1147#define E1000_82542_RDBAL1   0x00138
1148#define E1000_82542_RDBAH1   0x0013C
1149#define E1000_82542_RDLEN1   0x00140
1150#define E1000_82542_RDH1     0x00148
1151#define E1000_82542_RDT1     0x00150
1152#define E1000_82542_FCRTH    0x00160
1153#define E1000_82542_FCRTL    0x00168
1154#define E1000_82542_FCTTV    E1000_FCTTV
1155#define E1000_82542_TXCW     E1000_TXCW
1156#define E1000_82542_RXCW     E1000_RXCW
1157#define E1000_82542_MTA      0x00200
1158#define E1000_82542_TCTL     E1000_TCTL
1159#define E1000_82542_TCTL_EXT E1000_TCTL_EXT
1160#define E1000_82542_TIPG     E1000_TIPG
1161#define E1000_82542_TDBAL    0x00420
1162#define E1000_82542_TDBAH    0x00424
1163#define E1000_82542_TDLEN    0x00428
1164#define E1000_82542_TDH      0x00430
1165#define E1000_82542_TDT      0x00438
1166#define E1000_82542_TIDV     0x00440
1167#define E1000_82542_TBT      E1000_TBT
1168#define E1000_82542_AIT      E1000_AIT
1169#define E1000_82542_VFTA     0x00600
1170#define E1000_82542_LEDCTL   E1000_LEDCTL
1171#define E1000_82542_PBA      E1000_PBA
1172#define E1000_82542_PBS      E1000_PBS
1173#define E1000_82542_EEMNGCTL E1000_EEMNGCTL
1174#define E1000_82542_EEARBC   E1000_EEARBC
1175#define E1000_82542_FLASHT   E1000_FLASHT
1176#define E1000_82542_EEWR     E1000_EEWR
1177#define E1000_82542_FLSWCTL  E1000_FLSWCTL
1178#define E1000_82542_FLSWDATA E1000_FLSWDATA
1179#define E1000_82542_FLSWCNT  E1000_FLSWCNT
1180#define E1000_82542_FLOP     E1000_FLOP
1181#define E1000_82542_EXTCNF_CTRL  E1000_EXTCNF_CTRL
1182#define E1000_82542_EXTCNF_SIZE  E1000_EXTCNF_SIZE
1183#define E1000_82542_PHY_CTRL E1000_PHY_CTRL
1184#define E1000_82542_ERT      E1000_ERT
1185#define E1000_82542_RXDCTL   E1000_RXDCTL
1186#define E1000_82542_RXDCTL1  E1000_RXDCTL1
1187#define E1000_82542_RADV     E1000_RADV
1188#define E1000_82542_RSRPD    E1000_RSRPD
1189#define E1000_82542_TXDMAC   E1000_TXDMAC
1190#define E1000_82542_KABGTXD  E1000_KABGTXD
1191#define E1000_82542_TDFHS    E1000_TDFHS
1192#define E1000_82542_TDFTS    E1000_TDFTS
1193#define E1000_82542_TDFPC    E1000_TDFPC
1194#define E1000_82542_TXDCTL   E1000_TXDCTL
1195#define E1000_82542_TADV     E1000_TADV
1196#define E1000_82542_TSPMT    E1000_TSPMT
1197#define E1000_82542_CRCERRS  E1000_CRCERRS
1198#define E1000_82542_ALGNERRC E1000_ALGNERRC
1199#define E1000_82542_SYMERRS  E1000_SYMERRS
1200#define E1000_82542_RXERRC   E1000_RXERRC
1201#define E1000_82542_MPC      E1000_MPC
1202#define E1000_82542_SCC      E1000_SCC
1203#define E1000_82542_ECOL     E1000_ECOL
1204#define E1000_82542_MCC      E1000_MCC
1205#define E1000_82542_LATECOL  E1000_LATECOL
1206#define E1000_82542_COLC     E1000_COLC
1207#define E1000_82542_DC       E1000_DC
1208#define E1000_82542_TNCRS    E1000_TNCRS
1209#define E1000_82542_SEC      E1000_SEC
1210#define E1000_82542_CEXTERR  E1000_CEXTERR
1211#define E1000_82542_RLEC     E1000_RLEC
1212#define E1000_82542_XONRXC   E1000_XONRXC
1213#define E1000_82542_XONTXC   E1000_XONTXC
1214#define E1000_82542_XOFFRXC  E1000_XOFFRXC
1215#define E1000_82542_XOFFTXC  E1000_XOFFTXC
1216#define E1000_82542_FCRUC    E1000_FCRUC
1217#define E1000_82542_PRC64    E1000_PRC64
1218#define E1000_82542_PRC127   E1000_PRC127
1219#define E1000_82542_PRC255   E1000_PRC255
1220#define E1000_82542_PRC511   E1000_PRC511
1221#define E1000_82542_PRC1023  E1000_PRC1023
1222#define E1000_82542_PRC1522  E1000_PRC1522
1223#define E1000_82542_GPRC     E1000_GPRC
1224#define E1000_82542_BPRC     E1000_BPRC
1225#define E1000_82542_MPRC     E1000_MPRC
1226#define E1000_82542_GPTC     E1000_GPTC
1227#define E1000_82542_GORCL    E1000_GORCL
1228#define E1000_82542_GORCH    E1000_GORCH
1229#define E1000_82542_GOTCL    E1000_GOTCL
1230#define E1000_82542_GOTCH    E1000_GOTCH
1231#define E1000_82542_RNBC     E1000_RNBC
1232#define E1000_82542_RUC      E1000_RUC
1233#define E1000_82542_RFC      E1000_RFC
1234#define E1000_82542_ROC      E1000_ROC
1235#define E1000_82542_RJC      E1000_RJC
1236#define E1000_82542_MGTPRC   E1000_MGTPRC
1237#define E1000_82542_MGTPDC   E1000_MGTPDC
1238#define E1000_82542_MGTPTC   E1000_MGTPTC
1239#define E1000_82542_TORL     E1000_TORL
1240#define E1000_82542_TORH     E1000_TORH
1241#define E1000_82542_TOTL     E1000_TOTL
1242#define E1000_82542_TOTH     E1000_TOTH
1243#define E1000_82542_TPR      E1000_TPR
1244#define E1000_82542_TPT      E1000_TPT
1245#define E1000_82542_PTC64    E1000_PTC64
1246#define E1000_82542_PTC127   E1000_PTC127
1247#define E1000_82542_PTC255   E1000_PTC255
1248#define E1000_82542_PTC511   E1000_PTC511
1249#define E1000_82542_PTC1023  E1000_PTC1023
1250#define E1000_82542_PTC1522  E1000_PTC1522
1251#define E1000_82542_MPTC     E1000_MPTC
1252#define E1000_82542_BPTC     E1000_BPTC
1253#define E1000_82542_TSCTC    E1000_TSCTC
1254#define E1000_82542_TSCTFC   E1000_TSCTFC
1255#define E1000_82542_RXCSUM   E1000_RXCSUM
1256#define E1000_82542_WUC      E1000_WUC
1257#define E1000_82542_WUFC     E1000_WUFC
1258#define E1000_82542_WUS      E1000_WUS
1259#define E1000_82542_MANC     E1000_MANC
1260#define E1000_82542_IPAV     E1000_IPAV
1261#define E1000_82542_IP4AT    E1000_IP4AT
1262#define E1000_82542_IP6AT    E1000_IP6AT
1263#define E1000_82542_WUPL     E1000_WUPL
1264#define E1000_82542_WUPM     E1000_WUPM
1265#define E1000_82542_FFLT     E1000_FFLT
1266#define E1000_82542_TDFH     0x08010
1267#define E1000_82542_TDFT     0x08018
1268#define E1000_82542_FFMT     E1000_FFMT
1269#define E1000_82542_FFVT     E1000_FFVT
1270#define E1000_82542_HOST_IF  E1000_HOST_IF
1271#define E1000_82542_IAM         E1000_IAM
1272#define E1000_82542_EEMNGCTL    E1000_EEMNGCTL
1273#define E1000_82542_PSRCTL      E1000_PSRCTL
1274#define E1000_82542_RAID        E1000_RAID
1275#define E1000_82542_TARC0       E1000_TARC0
1276#define E1000_82542_TDBAL1      E1000_TDBAL1
1277#define E1000_82542_TDBAH1      E1000_TDBAH1
1278#define E1000_82542_TDLEN1      E1000_TDLEN1
1279#define E1000_82542_TDH1        E1000_TDH1
1280#define E1000_82542_TDT1        E1000_TDT1
1281#define E1000_82542_TXDCTL1     E1000_TXDCTL1
1282#define E1000_82542_TARC1       E1000_TARC1
1283#define E1000_82542_RFCTL       E1000_RFCTL
1284#define E1000_82542_GCR         E1000_GCR
1285#define E1000_82542_GSCL_1      E1000_GSCL_1
1286#define E1000_82542_GSCL_2      E1000_GSCL_2
1287#define E1000_82542_GSCL_3      E1000_GSCL_3
1288#define E1000_82542_GSCL_4      E1000_GSCL_4
1289#define E1000_82542_FACTPS      E1000_FACTPS
1290#define E1000_82542_SWSM        E1000_SWSM
1291#define E1000_82542_FWSM        E1000_FWSM
1292#define E1000_82542_FFLT_DBG    E1000_FFLT_DBG
1293#define E1000_82542_IAC         E1000_IAC
1294#define E1000_82542_ICRXPTC     E1000_ICRXPTC
1295#define E1000_82542_ICRXATC     E1000_ICRXATC
1296#define E1000_82542_ICTXPTC     E1000_ICTXPTC
1297#define E1000_82542_ICTXATC     E1000_ICTXATC
1298#define E1000_82542_ICTXQEC     E1000_ICTXQEC
1299#define E1000_82542_ICTXQMTC    E1000_ICTXQMTC
1300#define E1000_82542_ICRXDMTC    E1000_ICRXDMTC
1301#define E1000_82542_ICRXOC      E1000_ICRXOC
1302#define E1000_82542_HICR        E1000_HICR
1303
1304#define E1000_82542_CPUVEC      E1000_CPUVEC
1305#define E1000_82542_MRQC        E1000_MRQC
1306#define E1000_82542_RETA        E1000_RETA
1307#define E1000_82542_RSSRK       E1000_RSSRK
1308#define E1000_82542_RSSIM       E1000_RSSIM
1309#define E1000_82542_RSSIR       E1000_RSSIR
1310#define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA
1311#define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC
1312#define E1000_82542_MANC2H      E1000_MANC2H
1313
1314/* Statistics counters collected by the MAC */
1315struct e1000_hw_stats {
1316	uint64_t		crcerrs;
1317	uint64_t		algnerrc;
1318	uint64_t		symerrs;
1319	uint64_t		rxerrc;
1320	uint64_t		txerrc;
1321	uint64_t		mpc;
1322	uint64_t		scc;
1323	uint64_t		ecol;
1324	uint64_t		mcc;
1325	uint64_t		latecol;
1326	uint64_t		colc;
1327	uint64_t		dc;
1328	uint64_t		tncrs;
1329	uint64_t		sec;
1330	uint64_t		cexterr;
1331	uint64_t		rlec;
1332	uint64_t		xonrxc;
1333	uint64_t		xontxc;
1334	uint64_t		xoffrxc;
1335	uint64_t		xofftxc;
1336	uint64_t		fcruc;
1337	uint64_t		prc64;
1338	uint64_t		prc127;
1339	uint64_t		prc255;
1340	uint64_t		prc511;
1341	uint64_t		prc1023;
1342	uint64_t		prc1522;
1343	uint64_t		gprc;
1344	uint64_t		bprc;
1345	uint64_t		mprc;
1346	uint64_t		gptc;
1347	uint64_t		gorcl;
1348	uint64_t		gorch;
1349	uint64_t		gotcl;
1350	uint64_t		gotch;
1351	uint64_t		rnbc;
1352	uint64_t		ruc;
1353	uint64_t		rfc;
1354	uint64_t		roc;
1355	uint64_t		rlerrc;
1356	uint64_t		rjc;
1357	uint64_t		mgprc;
1358	uint64_t		mgpdc;
1359	uint64_t		mgptc;
1360	uint64_t		torl;
1361	uint64_t		torh;
1362	uint64_t		totl;
1363	uint64_t		toth;
1364	uint64_t		tpr;
1365	uint64_t		tpt;
1366	uint64_t		ptc64;
1367	uint64_t		ptc127;
1368	uint64_t		ptc255;
1369	uint64_t		ptc511;
1370	uint64_t		ptc1023;
1371	uint64_t		ptc1522;
1372	uint64_t		mptc;
1373	uint64_t		bptc;
1374	uint64_t		tsctc;
1375	uint64_t		tsctfc;
1376	uint64_t		iac;
1377	uint64_t		icrxptc;
1378	uint64_t		icrxatc;
1379	uint64_t		ictxptc;
1380	uint64_t		ictxatc;
1381	uint64_t		ictxqec;
1382	uint64_t		ictxqmtc;
1383	uint64_t		icrxdmtc;
1384	uint64_t		icrxoc;
1385};
1386
1387/* Structure containing variables used by the shared code (e1000_hw.c) */
1388struct e1000_hw {
1389	uint8_t			*hw_addr;
1390	uint8_t			*flash_address;
1391	e1000_mac_type		mac_type;
1392	e1000_phy_type		phy_type;
1393	uint32_t		phy_init_script;
1394	e1000_media_type	media_type;
1395	void			*back;
1396	struct e1000_shadow_ram	*eeprom_shadow_ram;
1397	uint32_t		flash_bank_size;
1398	uint32_t		flash_base_addr;
1399	e1000_fc_type		fc;
1400	e1000_bus_speed		bus_speed;
1401	e1000_bus_width		bus_width;
1402	e1000_bus_type		bus_type;
1403	struct e1000_eeprom_info eeprom;
1404	e1000_ms_type		master_slave;
1405	e1000_ms_type		original_master_slave;
1406	e1000_ffe_config	ffe_config_state;
1407	uint32_t		asf_firmware_present;
1408	uint32_t		eeprom_semaphore_present;
1409	uint32_t		swfw_sync_present;
1410	uint32_t		swfwhw_semaphore_present;
1411	unsigned long		io_base;
1412	uint32_t		phy_id;
1413	uint32_t		phy_revision;
1414	uint32_t		phy_addr;
1415	uint32_t		original_fc;
1416	uint32_t		txcw;
1417	uint32_t		autoneg_failed;
1418	uint32_t		max_frame_size;
1419	uint32_t		min_frame_size;
1420	uint32_t		mc_filter_type;
1421	uint32_t		num_mc_addrs;
1422	uint32_t		collision_delta;
1423	uint32_t		tx_packet_delta;
1424	uint32_t		ledctl_default;
1425	uint32_t		ledctl_mode1;
1426	uint32_t		ledctl_mode2;
1427	boolean_t		tx_pkt_filtering;
1428	struct e1000_host_mng_dhcp_cookie mng_cookie;
1429	uint16_t		phy_spd_default;
1430	uint16_t		autoneg_advertised;
1431	uint16_t		pci_cmd_word;
1432	uint16_t		fc_high_water;
1433	uint16_t		fc_low_water;
1434	uint16_t		fc_pause_time;
1435	uint16_t		current_ifs_val;
1436	uint16_t		ifs_min_val;
1437	uint16_t		ifs_max_val;
1438	uint16_t		ifs_step_size;
1439	uint16_t		ifs_ratio;
1440	uint16_t		device_id;
1441	uint16_t		vendor_id;
1442	uint16_t		subsystem_id;
1443	uint16_t		subsystem_vendor_id;
1444	uint8_t			revision_id;
1445	uint8_t			autoneg;
1446	uint8_t			mdix;
1447	uint8_t			forced_speed_duplex;
1448	uint8_t			wait_autoneg_complete;
1449	uint8_t			dma_fairness;
1450	uint8_t			mac_addr[NODE_ADDRESS_SIZE];
1451	uint8_t			perm_mac_addr[NODE_ADDRESS_SIZE];
1452	boolean_t		disable_polarity_correction;
1453	boolean_t		speed_downgraded;
1454	e1000_smart_speed	smart_speed;
1455	e1000_dsp_config	dsp_config_state;
1456	boolean_t		get_link_status;
1457	boolean_t		serdes_link_down;
1458	boolean_t		tbi_compatibility_en;
1459	boolean_t		tbi_compatibility_on;
1460	boolean_t		laa_is_present;
1461	boolean_t		phy_reset_disable;
1462	boolean_t		initialize_hw_bits_disable;
1463	boolean_t		fc_send_xon;
1464	boolean_t		fc_strict_ieee;
1465	boolean_t		report_tx_early;
1466	boolean_t		adaptive_ifs;
1467	boolean_t		ifs_params_forced;
1468	boolean_t		in_ifs_mode;
1469	boolean_t		mng_reg_access_disabled;
1470	boolean_t		leave_av_bit_off;
1471	boolean_t		kmrn_lock_loss_workaround_disabled;
1472	boolean_t		bad_tx_carr_stats_fd;
1473	boolean_t		has_manc2h;
1474	boolean_t		rx_needs_kicking;
1475	boolean_t		has_smbus;
1476};
1477
1478
1479#define E1000_EEPROM_SWDPIN0   0x0001   /* SWDPIN 0 EEPROM Value */
1480#define E1000_EEPROM_LED_LOGIC 0x0020   /* Led Logic Word */
1481#define E1000_EEPROM_RW_REG_DATA   16   /* Offset to data in EEPROM read/write registers */
1482#define E1000_EEPROM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
1483#define E1000_EEPROM_RW_REG_START  1    /* First bit for telling part to start operation */
1484#define E1000_EEPROM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
1485#define E1000_EEPROM_POLL_WRITE    1    /* Flag for polling for write complete */
1486#define E1000_EEPROM_POLL_READ     0    /* Flag for polling for read complete */
1487/* Register Bit Masks */
1488/* Device Control */
1489#define E1000_CTRL_FD       0x00000001  /* Full duplex.0=half; 1=full */
1490#define E1000_CTRL_BEM      0x00000002  /* Endian Mode.0=little,1=big */
1491#define E1000_CTRL_PRIOR    0x00000004  /* Priority on PCI. 0=rx,1=fair */
1492#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
1493#define E1000_CTRL_LRST     0x00000008  /* Link reset. 0=normal,1=reset */
1494#define E1000_CTRL_TME      0x00000010  /* Test mode. 0=normal,1=test */
1495#define E1000_CTRL_SLE      0x00000020  /* Serial Link on 0=dis,1=en */
1496#define E1000_CTRL_ASDE     0x00000020  /* Auto-speed detect enable */
1497#define E1000_CTRL_SLU      0x00000040  /* Set link up (Force Link) */
1498#define E1000_CTRL_ILOS     0x00000080  /* Invert Loss-Of Signal */
1499#define E1000_CTRL_SPD_SEL  0x00000300  /* Speed Select Mask */
1500#define E1000_CTRL_SPD_10   0x00000000  /* Force 10Mb */
1501#define E1000_CTRL_SPD_100  0x00000100  /* Force 100Mb */
1502#define E1000_CTRL_SPD_1000 0x00000200  /* Force 1Gb */
1503#define E1000_CTRL_BEM32    0x00000400  /* Big Endian 32 mode */
1504#define E1000_CTRL_FRCSPD   0x00000800  /* Force Speed */
1505#define E1000_CTRL_FRCDPX   0x00001000  /* Force Duplex */
1506#define E1000_CTRL_D_UD_EN  0x00002000  /* Dock/Undock enable */
1507#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
1508#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */
1509#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */
1510#define E1000_CTRL_SWDPIN0  0x00040000  /* SWDPIN 0 value */
1511#define E1000_CTRL_SWDPIN1  0x00080000  /* SWDPIN 1 value */
1512#define E1000_CTRL_SWDPIN2  0x00100000  /* SWDPIN 2 value */
1513#define E1000_CTRL_SWDPIN3  0x00200000  /* SWDPIN 3 value */
1514#define E1000_CTRL_SWDPIO0  0x00400000  /* SWDPIN 0 Input or output */
1515#define E1000_CTRL_SWDPIO1  0x00800000  /* SWDPIN 1 input or output */
1516#define E1000_CTRL_SWDPIO2  0x01000000  /* SWDPIN 2 input or output */
1517#define E1000_CTRL_SWDPIO3  0x02000000  /* SWDPIN 3 input or output */
1518#define E1000_CTRL_RST      0x04000000  /* Global reset */
1519#define E1000_CTRL_RFCE     0x08000000  /* Receive Flow Control enable */
1520#define E1000_CTRL_TFCE     0x10000000  /* Transmit flow control enable */
1521#define E1000_CTRL_RTE      0x20000000  /* Routing tag enable */
1522#define E1000_CTRL_VME      0x40000000  /* IEEE VLAN mode enable */
1523#define E1000_CTRL_PHY_RST  0x80000000  /* PHY Reset */
1524#define E1000_CTRL_SW2FW_INT 0x02000000  /* Initiate an interrupt to manageability engine */
1525
1526/* Device Status */
1527#define E1000_STATUS_FD         0x00000001      /* Full duplex.0=half,1=full */
1528#define E1000_STATUS_LU         0x00000002      /* Link up.0=no,1=link */
1529#define E1000_STATUS_FUNC_MASK  0x0000000C      /* PCI Function Mask */
1530#define E1000_STATUS_FUNC_SHIFT 2
1531#define E1000_STATUS_FUNC_0     0x00000000      /* Function 0 */
1532#define E1000_STATUS_FUNC_1     0x00000004      /* Function 1 */
1533#define E1000_STATUS_TXOFF      0x00000010      /* transmission paused */
1534#define E1000_STATUS_TBIMODE    0x00000020      /* TBI mode */
1535#define E1000_STATUS_SPEED_MASK 0x000000C0
1536#define E1000_STATUS_SPEED_10   0x00000000      /* Speed 10Mb/s */
1537#define E1000_STATUS_SPEED_100  0x00000040      /* Speed 100Mb/s */
1538#define E1000_STATUS_SPEED_1000 0x00000080      /* Speed 1000Mb/s */
1539#define E1000_STATUS_LAN_INIT_DONE 0x00000200   /* Lan Init Completion
1540                                                   by EEPROM/Flash */
1541#define E1000_STATUS_ASDV       0x00000300      /* Auto speed detect value */
1542#define E1000_STATUS_DOCK_CI    0x00000800      /* Change in Dock/Undock state. Clear on write '0'. */
1543#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
1544#define E1000_STATUS_MTXCKOK    0x00000400      /* MTX clock running OK */
1545#define E1000_STATUS_PCI66      0x00000800      /* In 66Mhz slot */
1546#define E1000_STATUS_BUS64      0x00001000      /* In 64 bit slot */
1547#define E1000_STATUS_PCIX_MODE  0x00002000      /* PCI-X mode */
1548#define E1000_STATUS_PCIX_SPEED 0x0000C000      /* PCI-X bus speed */
1549#define E1000_STATUS_BMC_SKU_0  0x00100000 /* BMC USB redirect disabled */
1550#define E1000_STATUS_BMC_SKU_1  0x00200000 /* BMC SRAM disabled */
1551#define E1000_STATUS_BMC_SKU_2  0x00400000 /* BMC SDRAM disabled */
1552#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */
1553#define E1000_STATUS_BMC_LITE   0x01000000 /* BMC external code execution disabled */
1554#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */
1555#define E1000_STATUS_FUSE_8       0x04000000
1556#define E1000_STATUS_FUSE_9       0x08000000
1557#define E1000_STATUS_SERDES0_DIS  0x10000000 /* SERDES disabled on port 0 */
1558#define E1000_STATUS_SERDES1_DIS  0x20000000 /* SERDES disabled on port 1 */
1559
1560/* Constants used to intrepret the masked PCI-X bus speed. */
1561#define E1000_STATUS_PCIX_SPEED_66  0x00000000 /* PCI-X bus speed  50-66 MHz */
1562#define E1000_STATUS_PCIX_SPEED_100 0x00004000 /* PCI-X bus speed  66-100 MHz */
1563#define E1000_STATUS_PCIX_SPEED_133 0x00008000 /* PCI-X bus speed 100-133 MHz */
1564
1565/* EEPROM/Flash Control */
1566#define E1000_EECD_SK        0x00000001 /* EEPROM Clock */
1567#define E1000_EECD_CS        0x00000002 /* EEPROM Chip Select */
1568#define E1000_EECD_DI        0x00000004 /* EEPROM Data In */
1569#define E1000_EECD_DO        0x00000008 /* EEPROM Data Out */
1570#define E1000_EECD_FWE_MASK  0x00000030
1571#define E1000_EECD_FWE_DIS   0x00000010 /* Disable FLASH writes */
1572#define E1000_EECD_FWE_EN    0x00000020 /* Enable FLASH writes */
1573#define E1000_EECD_FWE_SHIFT 4
1574#define E1000_EECD_REQ       0x00000040 /* EEPROM Access Request */
1575#define E1000_EECD_GNT       0x00000080 /* EEPROM Access Grant */
1576#define E1000_EECD_PRES      0x00000100 /* EEPROM Present */
1577#define E1000_EECD_SIZE      0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
1578#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
1579                                         * (0-small, 1-large) */
1580#define E1000_EECD_TYPE      0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
1581#ifndef E1000_EEPROM_GRANT_ATTEMPTS
1582#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
1583#endif
1584#define E1000_EECD_AUTO_RD          0x00000200  /* EEPROM Auto Read done */
1585#define E1000_EECD_SIZE_EX_MASK     0x00007800  /* EEprom Size */
1586#define E1000_EECD_SIZE_EX_SHIFT    11
1587#define E1000_EECD_NVADDS    0x00018000 /* NVM Address Size */
1588#define E1000_EECD_SELSHAD   0x00020000 /* Select Shadow RAM */
1589#define E1000_EECD_INITSRAM  0x00040000 /* Initialize Shadow RAM */
1590#define E1000_EECD_FLUPD     0x00080000 /* Update FLASH */
1591#define E1000_EECD_AUPDEN    0x00100000 /* Enable Autonomous FLASH update */
1592#define E1000_EECD_SHADV     0x00200000 /* Shadow RAM Data Valid */
1593#define E1000_EECD_SEC1VAL   0x00400000 /* Sector One Valid */
1594#define E1000_EECD_SECVAL_SHIFT      22
1595#define E1000_STM_OPCODE     0xDB00
1596#define E1000_HICR_FW_RESET  0xC0
1597
1598#define E1000_SHADOW_RAM_WORDS     2048
1599#define E1000_ICH_NVM_SIG_WORD     0x13
1600#define E1000_ICH_NVM_SIG_MASK     0xC0
1601
1602/* EEPROM Read */
1603#define E1000_EERD_START      0x00000001 /* Start Read */
1604#define E1000_EERD_DONE       0x00000010 /* Read Done */
1605#define E1000_EERD_ADDR_SHIFT 8
1606#define E1000_EERD_ADDR_MASK  0x0000FF00 /* Read Address */
1607#define E1000_EERD_DATA_SHIFT 16
1608#define E1000_EERD_DATA_MASK  0xFFFF0000 /* Read Data */
1609
1610/* SPI EEPROM Status Register */
1611#define EEPROM_STATUS_RDY_SPI  0x01
1612#define EEPROM_STATUS_WEN_SPI  0x02
1613#define EEPROM_STATUS_BP0_SPI  0x04
1614#define EEPROM_STATUS_BP1_SPI  0x08
1615#define EEPROM_STATUS_WPEN_SPI 0x80
1616
1617/* Extended Device Control */
1618#define E1000_CTRL_EXT_GPI0_EN   0x00000001 /* Maps SDP4 to GPI0 */
1619#define E1000_CTRL_EXT_GPI1_EN   0x00000002 /* Maps SDP5 to GPI1 */
1620#define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
1621#define E1000_CTRL_EXT_GPI2_EN   0x00000004 /* Maps SDP6 to GPI2 */
1622#define E1000_CTRL_EXT_GPI3_EN   0x00000008 /* Maps SDP7 to GPI3 */
1623#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */
1624#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */
1625#define E1000_CTRL_EXT_PHY_INT   E1000_CTRL_EXT_SDP5_DATA
1626#define E1000_CTRL_EXT_SDP6_DATA 0x00000040 /* Value of SW Defineable Pin 6 */
1627#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */
1628#define E1000_CTRL_EXT_SDP4_DIR  0x00000100 /* Direction of SDP4 0=in 1=out */
1629#define E1000_CTRL_EXT_SDP5_DIR  0x00000200 /* Direction of SDP5 0=in 1=out */
1630#define E1000_CTRL_EXT_SDP6_DIR  0x00000400 /* Direction of SDP6 0=in 1=out */
1631#define E1000_CTRL_EXT_SDP7_DIR  0x00000800 /* Direction of SDP7 0=in 1=out */
1632#define E1000_CTRL_EXT_ASDCHK    0x00001000 /* Initiate an ASD sequence */
1633#define E1000_CTRL_EXT_EE_RST    0x00002000 /* Reinitialize from EEPROM */
1634#define E1000_CTRL_EXT_IPS       0x00004000 /* Invert Power State */
1635#define E1000_CTRL_EXT_SPD_BYPS  0x00008000 /* Speed Select Bypass */
1636#define E1000_CTRL_EXT_RO_DIS    0x00020000 /* Relaxed Ordering disable */
1637#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
1638#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
1639#define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
1640#define E1000_CTRL_EXT_LINK_MODE_KMRN 0x00000000
1641#define E1000_CTRL_EXT_LINK_MODE_SERDES  0x00C00000
1642#define E1000_CTRL_EXT_LINK_MODE_SGMII   0x00800000
1643#define E1000_CTRL_EXT_WR_WMARK_MASK  0x03000000
1644#define E1000_CTRL_EXT_WR_WMARK_256   0x00000000
1645#define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
1646#define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
1647#define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
1648#define E1000_CTRL_EXT_DRV_LOAD       0x10000000 /* Driver loaded bit for FW */
1649#define E1000_CTRL_EXT_IAME           0x08000000 /* Interrupt acknowledge Auto-mask */
1650#define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000 /* Clear Interrupt timers after IMS clear */
1651#define E1000_CRTL_EXT_PB_PAREN       0x01000000 /* packet buffer parity error detection enabled */
1652#define E1000_CTRL_EXT_DF_PAREN       0x02000000 /* descriptor FIFO parity error detection enable */
1653#define E1000_CTRL_EXT_GHOST_PAREN    0x40000000
1654
1655/* MDI Control */
1656#define E1000_MDIC_DATA_MASK 0x0000FFFF
1657#define E1000_MDIC_REG_MASK  0x001F0000
1658#define E1000_MDIC_REG_SHIFT 16
1659#define E1000_MDIC_PHY_MASK  0x03E00000
1660#define E1000_MDIC_PHY_SHIFT 21
1661#define E1000_MDIC_OP_WRITE  0x04000000
1662#define E1000_MDIC_OP_READ   0x08000000
1663#define E1000_MDIC_READY     0x10000000
1664#define E1000_MDIC_INT_EN    0x20000000
1665#define E1000_MDIC_ERROR     0x40000000
1666
1667#define E1000_KUMCTRLSTA_MASK           0x0000FFFF
1668#define E1000_KUMCTRLSTA_OFFSET         0x001F0000
1669#define E1000_KUMCTRLSTA_OFFSET_SHIFT   16
1670#define E1000_KUMCTRLSTA_REN            0x00200000
1671
1672#define E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL      0x00000000
1673#define E1000_KUMCTRLSTA_OFFSET_CTRL           0x00000001
1674#define E1000_KUMCTRLSTA_OFFSET_INB_CTRL       0x00000002
1675#define E1000_KUMCTRLSTA_OFFSET_DIAG           0x00000003
1676#define E1000_KUMCTRLSTA_OFFSET_TIMEOUTS       0x00000004
1677#define E1000_KUMCTRLSTA_OFFSET_INB_PARAM      0x00000009
1678#define E1000_KUMCTRLSTA_OFFSET_HD_CTRL        0x00000010
1679#define E1000_KUMCTRLSTA_OFFSET_M2P_SERDES     0x0000001E
1680#define E1000_KUMCTRLSTA_OFFSET_M2P_MODES      0x0000001F
1681
1682/* FIFO Control */
1683#define E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS   0x00000008
1684#define E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS   0x00000800
1685
1686/* In-Band Control */
1687#define E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT    0x00000500
1688#define E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING  0x00000010
1689
1690/* Half-Duplex Control */
1691#define E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004
1692#define E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT  0x00000000
1693
1694#define E1000_KUMCTRLSTA_OFFSET_K0S_CTRL       0x0000001E
1695
1696#define E1000_KUMCTRLSTA_DIAG_FELPBK           0x2000
1697#define E1000_KUMCTRLSTA_DIAG_NELPBK           0x1000
1698
1699#define E1000_KUMCTRLSTA_K0S_100_EN            0x2000
1700#define E1000_KUMCTRLSTA_K0S_GBE_EN            0x1000
1701#define E1000_KUMCTRLSTA_K0S_ENTRY_LATENCY_MASK   0x0003
1702
1703#define E1000_KABGTXD_BGSQLBIAS                0x00050000
1704
1705#define E1000_PHY_CTRL_SPD_EN                  0x00000001
1706#define E1000_PHY_CTRL_D0A_LPLU                0x00000002
1707#define E1000_PHY_CTRL_NOND0A_LPLU             0x00000004
1708#define E1000_PHY_CTRL_NOND0A_GBE_DISABLE      0x00000008
1709#define E1000_PHY_CTRL_GBE_DISABLE             0x00000040
1710#define E1000_PHY_CTRL_B2B_EN                  0x00000080
1711
1712/* LED Control */
1713#define E1000_LEDCTL_LED0_MODE_MASK       0x0000000F
1714#define E1000_LEDCTL_LED0_MODE_SHIFT      0
1715#define E1000_LEDCTL_LED0_BLINK_RATE      0x0000020
1716#define E1000_LEDCTL_LED0_IVRT            0x00000040
1717#define E1000_LEDCTL_LED0_BLINK           0x00000080
1718#define E1000_LEDCTL_LED1_MODE_MASK       0x00000F00
1719#define E1000_LEDCTL_LED1_MODE_SHIFT      8
1720#define E1000_LEDCTL_LED1_BLINK_RATE      0x0002000
1721#define E1000_LEDCTL_LED1_IVRT            0x00004000
1722#define E1000_LEDCTL_LED1_BLINK           0x00008000
1723#define E1000_LEDCTL_LED2_MODE_MASK       0x000F0000
1724#define E1000_LEDCTL_LED2_MODE_SHIFT      16
1725#define E1000_LEDCTL_LED2_BLINK_RATE      0x00200000
1726#define E1000_LEDCTL_LED2_IVRT            0x00400000
1727#define E1000_LEDCTL_LED2_BLINK           0x00800000
1728#define E1000_LEDCTL_LED3_MODE_MASK       0x0F000000
1729#define E1000_LEDCTL_LED3_MODE_SHIFT      24
1730#define E1000_LEDCTL_LED3_BLINK_RATE      0x20000000
1731#define E1000_LEDCTL_LED3_IVRT            0x40000000
1732#define E1000_LEDCTL_LED3_BLINK           0x80000000
1733
1734#define E1000_LEDCTL_MODE_LINK_10_1000  0x0
1735#define E1000_LEDCTL_MODE_LINK_100_1000 0x1
1736#define E1000_LEDCTL_MODE_LINK_UP       0x2
1737#define E1000_LEDCTL_MODE_ACTIVITY      0x3
1738#define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
1739#define E1000_LEDCTL_MODE_LINK_10       0x5
1740#define E1000_LEDCTL_MODE_LINK_100      0x6
1741#define E1000_LEDCTL_MODE_LINK_1000     0x7
1742#define E1000_LEDCTL_MODE_PCIX_MODE     0x8
1743#define E1000_LEDCTL_MODE_FULL_DUPLEX   0x9
1744#define E1000_LEDCTL_MODE_COLLISION     0xA
1745#define E1000_LEDCTL_MODE_BUS_SPEED     0xB
1746#define E1000_LEDCTL_MODE_BUS_SIZE      0xC
1747#define E1000_LEDCTL_MODE_PAUSED        0xD
1748#define E1000_LEDCTL_MODE_LED_ON        0xE
1749#define E1000_LEDCTL_MODE_LED_OFF       0xF
1750
1751/* Receive Address */
1752#define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
1753
1754#define E1000_RAH_POOL_1 0x00040000
1755
1756/* Interrupt Cause Read */
1757#define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
1758#define E1000_ICR_TXQE          0x00000002 /* Transmit Queue empty */
1759#define E1000_ICR_LSC           0x00000004 /* Link Status Change */
1760#define E1000_ICR_RXSEQ         0x00000008 /* rx sequence error */
1761#define E1000_ICR_RXDMT0        0x00000010 /* rx desc min. threshold (0) */
1762/* LAN connected device generates an interrupt */
1763#define E1000_ICR_DOUTSYNC      0x10000000 /* NIC DMA out of sync */
1764#define E1000_ICR_RXO           0x00000040 /* rx overrun */
1765#define E1000_ICR_RXT0          0x00000080 /* rx timer intr (ring 0) */
1766#define E1000_ICR_MDAC          0x00000200 /* MDIO access complete */
1767#define E1000_ICR_RXCFG         0x00000400 /* RX /c/ ordered set */
1768#define E1000_ICR_GPI_EN0       0x00000800 /* GP Int 0 */
1769#define E1000_ICR_GPI_EN1       0x00001000 /* GP Int 1 */
1770#define E1000_ICR_GPI_EN2       0x00002000 /* GP Int 2 */
1771#define E1000_ICR_GPI_EN3       0x00004000 /* GP Int 3 */
1772#define E1000_ICR_TXD_LOW       0x00008000
1773#define E1000_ICR_SRPD          0x00010000
1774#define E1000_ICR_ACK           0x00020000 /* Receive Ack frame */
1775#define E1000_ICR_MNG           0x00040000 /* Manageability event */
1776#define E1000_ICR_DOCK          0x00080000 /* Dock/Undock */
1777#define E1000_ICR_INT_ASSERTED  0x80000000 /* If this bit asserted, the driver should claim the interrupt */
1778#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */
1779#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */
1780#define E1000_ICR_HOST_ARB_PAR  0x00400000 /* host arb read buffer parity error */
1781#define E1000_ICR_PB_PAR        0x00800000 /* packet buffer parity error */
1782#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */
1783#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */
1784#define E1000_ICR_ALL_PARITY    0x03F00000 /* all parity error bits */
1785#define E1000_ICR_DSW           0x00000020 /* FW changed the status of DISSW bit in the FWSM */
1786#define E1000_ICR_PHYINT        0x00001000 /* LAN connected device generates an interrupt */
1787#define E1000_ICR_EPRST         0x00100000 /* ME handware reset occurs */
1788
1789/* Interrupt Cause Set */
1790#define E1000_ICS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
1791#define E1000_ICS_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
1792#define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
1793#define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
1794#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
1795#define E1000_ICS_RXO       E1000_ICR_RXO       /* rx overrun */
1796#define E1000_ICS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
1797#define E1000_ICS_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
1798#define E1000_ICS_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
1799#define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
1800#define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
1801#define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
1802#define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
1803#define E1000_ICS_TXD_LOW   E1000_ICR_TXD_LOW
1804#define E1000_ICS_SRPD      E1000_ICR_SRPD
1805#define E1000_ICS_ACK       E1000_ICR_ACK       /* Receive Ack frame */
1806#define E1000_ICS_MNG       E1000_ICR_MNG       /* Manageability event */
1807#define E1000_ICS_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
1808#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
1809#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
1810#define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
1811#define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
1812#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
1813#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
1814#define E1000_ICS_DSW       E1000_ICR_DSW
1815#define E1000_ICS_PHYINT    E1000_ICR_PHYINT
1816#define E1000_ICS_EPRST     E1000_ICR_EPRST
1817
1818/* Interrupt Mask Set */
1819#define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
1820#define E1000_IMS_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
1821#define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
1822#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
1823#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
1824#define E1000_IMS_RXO       E1000_ICR_RXO       /* rx overrun */
1825#define E1000_IMS_DOUTSYNC  E1000_ICR_DOUTSYNC  /* NIC DMA out of sync */
1826#define E1000_IMS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
1827#define E1000_IMS_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
1828#define E1000_IMS_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
1829#define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
1830#define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
1831#define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
1832#define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
1833#define E1000_IMS_TXD_LOW   E1000_ICR_TXD_LOW
1834#define E1000_IMS_SRPD      E1000_ICR_SRPD
1835#define E1000_IMS_ACK       E1000_ICR_ACK       /* Receive Ack frame */
1836#define E1000_IMS_MNG       E1000_ICR_MNG       /* Manageability event */
1837#define E1000_IMS_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
1838#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
1839#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
1840#define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
1841#define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
1842#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
1843#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
1844#define E1000_IMS_DSW       E1000_ICR_DSW
1845#define E1000_IMS_PHYINT    E1000_ICR_PHYINT
1846#define E1000_IMS_EPRST     E1000_ICR_EPRST
1847
1848/* Interrupt Mask Clear */
1849#define E1000_IMC_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
1850#define E1000_IMC_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
1851#define E1000_IMC_LSC       E1000_ICR_LSC       /* Link Status Change */
1852#define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
1853#define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
1854#define E1000_IMC_RXO       E1000_ICR_RXO       /* rx overrun */
1855#define E1000_IMC_RXT0      E1000_ICR_RXT0      /* rx timer intr */
1856#define E1000_IMC_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
1857#define E1000_IMC_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
1858#define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
1859#define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
1860#define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
1861#define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
1862#define E1000_IMC_TXD_LOW   E1000_ICR_TXD_LOW
1863#define E1000_IMC_SRPD      E1000_ICR_SRPD
1864#define E1000_IMC_ACK       E1000_ICR_ACK       /* Receive Ack frame */
1865#define E1000_IMC_MNG       E1000_ICR_MNG       /* Manageability event */
1866#define E1000_IMC_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
1867#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
1868#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
1869#define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
1870#define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
1871#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
1872#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
1873#define E1000_IMC_DSW       E1000_ICR_DSW
1874#define E1000_IMC_PHYINT    E1000_ICR_PHYINT
1875#define E1000_IMC_EPRST     E1000_ICR_EPRST
1876
1877/* Receive Control */
1878#define E1000_RCTL_RST            0x00000001    /* Software reset */
1879#define E1000_RCTL_EN             0x00000002    /* enable */
1880#define E1000_RCTL_SBP            0x00000004    /* store bad packet */
1881#define E1000_RCTL_UPE            0x00000008    /* unicast promiscuous enable */
1882#define E1000_RCTL_MPE            0x00000010    /* multicast promiscuous enab */
1883#define E1000_RCTL_LPE            0x00000020    /* long packet enable */
1884#define E1000_RCTL_LBM_NO         0x00000000    /* no loopback mode */
1885#define E1000_RCTL_LBM_MAC        0x00000040    /* MAC loopback mode */
1886#define E1000_RCTL_LBM_SLP        0x00000080    /* serial link loopback mode */
1887#define E1000_RCTL_LBM_TCVR       0x000000C0    /* tcvr loopback mode */
1888#define E1000_RCTL_DTYP_MASK      0x00000C00    /* Descriptor type mask */
1889#define E1000_RCTL_DTYP_PS        0x00000400    /* Packet Split descriptor */
1890#define E1000_RCTL_RDMTS_HALF     0x00000000    /* rx desc min threshold size */
1891#define E1000_RCTL_RDMTS_QUAT     0x00000100    /* rx desc min threshold size */
1892#define E1000_RCTL_RDMTS_EIGTH    0x00000200    /* rx desc min threshold size */
1893#define E1000_RCTL_MO_SHIFT       12            /* multicast offset shift */
1894#define E1000_RCTL_MO_0           0x00000000    /* multicast offset 11:0 */
1895#define E1000_RCTL_MO_1           0x00001000    /* multicast offset 12:1 */
1896#define E1000_RCTL_MO_2           0x00002000    /* multicast offset 13:2 */
1897#define E1000_RCTL_MO_3           0x00003000    /* multicast offset 15:4 */
1898#define E1000_RCTL_MDR            0x00004000    /* multicast desc ring 0 */
1899#define E1000_RCTL_BAM            0x00008000    /* broadcast enable */
1900/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
1901#define E1000_RCTL_SZ_2048        0x00000000    /* rx buffer size 2048 */
1902#define E1000_RCTL_SZ_1024        0x00010000    /* rx buffer size 1024 */
1903#define E1000_RCTL_SZ_512         0x00020000    /* rx buffer size 512 */
1904#define E1000_RCTL_SZ_256         0x00030000    /* rx buffer size 256 */
1905/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
1906#define E1000_RCTL_SZ_16384       0x00010000    /* rx buffer size 16384 */
1907#define E1000_RCTL_SZ_8192        0x00020000    /* rx buffer size 8192 */
1908#define E1000_RCTL_SZ_4096        0x00030000    /* rx buffer size 4096 */
1909#define E1000_RCTL_VFE            0x00040000    /* vlan filter enable */
1910#define E1000_RCTL_CFIEN          0x00080000    /* canonical form enable */
1911#define E1000_RCTL_CFI            0x00100000    /* canonical form indicator */
1912#define E1000_RCTL_DPF            0x00400000    /* discard pause frames */
1913#define E1000_RCTL_PMCF           0x00800000    /* pass MAC control frames */
1914#define E1000_RCTL_BSEX           0x02000000    /* Buffer size extension */
1915#define E1000_RCTL_SECRC          0x04000000    /* Strip Ethernet CRC */
1916#define E1000_RCTL_FLXBUF_MASK    0x78000000    /* Flexible buffer size */
1917#define E1000_RCTL_FLXBUF_SHIFT   27            /* Flexible buffer shift */
1918
1919/* Use byte values for the following shift parameters
1920 * Usage:
1921 *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
1922 *                  E1000_PSRCTL_BSIZE0_MASK) |
1923 *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
1924 *                  E1000_PSRCTL_BSIZE1_MASK) |
1925 *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
1926 *                  E1000_PSRCTL_BSIZE2_MASK) |
1927 *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
1928 *                  E1000_PSRCTL_BSIZE3_MASK))
1929 * where value0 = [128..16256],  default=256
1930 *       value1 = [1024..64512], default=4096
1931 *       value2 = [0..64512],    default=4096
1932 *       value3 = [0..64512],    default=0
1933 */
1934
1935#define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
1936#define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
1937#define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
1938#define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
1939
1940#define E1000_PSRCTL_BSIZE0_SHIFT  7            /* Shift _right_ 7 */
1941#define E1000_PSRCTL_BSIZE1_SHIFT  2            /* Shift _right_ 2 */
1942#define E1000_PSRCTL_BSIZE2_SHIFT  6            /* Shift _left_ 6 */
1943#define E1000_PSRCTL_BSIZE3_SHIFT 14            /* Shift _left_ 14 */
1944
1945/* SW_W_SYNC definitions */
1946#define E1000_SWFW_EEP_SM     0x0001
1947#define E1000_SWFW_PHY0_SM    0x0002
1948#define E1000_SWFW_PHY1_SM    0x0004
1949#define E1000_SWFW_MAC_CSR_SM 0x0008
1950
1951/* Receive Descriptor */
1952#define E1000_RDT_DELAY 0x0000ffff      /* Delay timer (1=1024us) */
1953#define E1000_RDT_FPDB  0x80000000      /* Flush descriptor block */
1954#define E1000_RDLEN_LEN 0x0007ff80      /* descriptor length */
1955#define E1000_RDH_RDH   0x0000ffff      /* receive descriptor head */
1956#define E1000_RDT_RDT   0x0000ffff      /* receive descriptor tail */
1957
1958/* Flow Control */
1959#define E1000_FCRTH_RTH  0x0000FFF8     /* Mask Bits[15:3] for RTH */
1960#define E1000_FCRTH_XFCE 0x80000000     /* External Flow Control Enable */
1961#define E1000_FCRTL_RTL  0x0000FFF8     /* Mask Bits[15:3] for RTL */
1962#define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
1963
1964/* Header split receive */
1965#define E1000_RFCTL_ISCSI_DIS           0x00000001
1966#define E1000_RFCTL_ISCSI_DWC_MASK      0x0000003E
1967#define E1000_RFCTL_ISCSI_DWC_SHIFT     1
1968#define E1000_RFCTL_NFSW_DIS            0x00000040
1969#define E1000_RFCTL_NFSR_DIS            0x00000080
1970#define E1000_RFCTL_NFS_VER_MASK        0x00000300
1971#define E1000_RFCTL_NFS_VER_SHIFT       8
1972#define E1000_RFCTL_IPV6_DIS            0x00000400
1973#define E1000_RFCTL_IPV6_XSUM_DIS       0x00000800
1974#define E1000_RFCTL_ACK_DIS             0x00001000
1975#define E1000_RFCTL_ACKD_DIS            0x00002000
1976#define E1000_RFCTL_IPFRSP_DIS          0x00004000
1977#define E1000_RFCTL_EXTEN               0x00008000
1978#define E1000_RFCTL_IPV6_EX_DIS         0x00010000
1979#define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
1980
1981/* Receive Descriptor Control */
1982#define E1000_RXDCTL_PTHRESH 0x0000003F /* RXDCTL Prefetch Threshold */
1983#define E1000_RXDCTL_HTHRESH 0x00003F00 /* RXDCTL Host Threshold */
1984#define E1000_RXDCTL_WTHRESH 0x003F0000 /* RXDCTL Writeback Threshold */
1985#define E1000_RXDCTL_GRAN    0x01000000 /* RXDCTL Granularity */
1986#define E1000_RXDCTL_QUEUE_ENABLE  0x02000000 /* Enable specific Rx Queue */
1987#define IGB_RX_PTHRESH                    16
1988#define IGB_RX_HTHRESH                     8
1989#define IGB_RX_WTHRESH                     1
1990
1991/* Transmit Descriptor Control */
1992#define E1000_TXDCTL_PTHRESH 0x0000003F /* TXDCTL Prefetch Threshold */
1993#define E1000_TXDCTL_HTHRESH 0x00003F00 /* TXDCTL Host Threshold */
1994#define E1000_TXDCTL_WTHRESH 0x003F0000 /* TXDCTL Writeback Threshold */
1995#define E1000_TXDCTL_GRAN    0x01000000 /* TXDCTL Granularity */
1996#define E1000_TXDCTL_LWTHRESH 0xFE000000 /* TXDCTL Low Threshold */
1997#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */
1998#define E1000_TXDCTL_COUNT_DESC 0x00400000 /* Enable the counting of desc.
1999                                              still to be processed. */
2000#define E1000_TXDCTL_QUEUE_ENABLE  0x02000000 /* Enable specific Tx Queue */
2001/* Transmit Configuration Word */
2002#define E1000_TXCW_FD         0x00000020        /* TXCW full duplex */
2003#define E1000_TXCW_HD         0x00000040        /* TXCW half duplex */
2004#define E1000_TXCW_PAUSE      0x00000080        /* TXCW sym pause request */
2005#define E1000_TXCW_ASM_DIR    0x00000100        /* TXCW astm pause direction */
2006#define E1000_TXCW_PAUSE_MASK 0x00000180        /* TXCW pause request mask */
2007#define E1000_TXCW_RF         0x00003000        /* TXCW remote fault */
2008#define E1000_TXCW_NP         0x00008000        /* TXCW next page */
2009#define E1000_TXCW_CW         0x0000ffff        /* TxConfigWord mask */
2010#define E1000_TXCW_TXC        0x40000000        /* Transmit Config control */
2011#define E1000_TXCW_ANE        0x80000000        /* Auto-neg enable */
2012
2013/* Receive Configuration Word */
2014#define E1000_RXCW_CW    0x0000ffff     /* RxConfigWord mask */
2015#define E1000_RXCW_NC    0x04000000     /* Receive config no carrier */
2016#define E1000_RXCW_IV    0x08000000     /* Receive config invalid */
2017#define E1000_RXCW_CC    0x10000000     /* Receive config change */
2018#define E1000_RXCW_C     0x20000000     /* Receive config */
2019#define E1000_RXCW_SYNCH 0x40000000     /* Receive config synch */
2020#define E1000_RXCW_ANC   0x80000000     /* Auto-neg complete */
2021
2022/* Transmit Control */
2023#define E1000_TCTL_RST    0x00000001    /* software reset */
2024#define E1000_TCTL_EN     0x00000002    /* enable tx */
2025#define E1000_TCTL_BCE    0x00000004    /* busy check enable */
2026#define E1000_TCTL_PSP    0x00000008    /* pad short packets */
2027#define E1000_TCTL_CT     0x00000ff0    /* collision threshold */
2028#define E1000_TCTL_COLD   0x003ff000    /* collision distance */
2029#define E1000_TCTL_SWXOFF 0x00400000    /* SW Xoff transmission */
2030#define E1000_TCTL_PBE    0x00800000    /* Packet Burst Enable */
2031#define E1000_TCTL_RTLC   0x01000000    /* Re-transmit on late collision */
2032#define E1000_TCTL_NRTU   0x02000000    /* No Re-transmit on underrun */
2033#define E1000_TCTL_MULR   0x10000000    /* Multiple request support */
2034/* Extended Transmit Control */
2035#define E1000_TCTL_EXT_BST_MASK  0x000003FF /* Backoff Slot Time */
2036#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */
2037
2038#define DEFAULT_80003ES2LAN_TCTL_EXT_GCEX   0x00010000
2039
2040/* Receive Checksum Control */
2041#define E1000_RXCSUM_PCSS_MASK 0x000000FF   /* Packet Checksum Start */
2042#define E1000_RXCSUM_IPOFL     0x00000100   /* IPv4 checksum offload */
2043#define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
2044#define E1000_RXCSUM_IPV6OFL   0x00000400   /* IPv6 checksum offload */
2045#define E1000_RXCSUM_IPPCSE    0x00001000   /* IP payload checksum enable */
2046#define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
2047
2048/* Multiple Receive Queue Control */
2049#define E1000_MRQC_ENABLE_MASK              0x00000003
2050#define E1000_MRQC_ENABLE_VMDQ              0x00000003
2051#define E1000_MRQC_ENABLE_RSS_2Q            0x00000001
2052#define E1000_MRQC_ENABLE_RSS_INT           0x00000004
2053#define E1000_MRQC_RSS_FIELD_MASK           0xFFFF0000
2054#define E1000_MRQC_RSS_FIELD_IPV4_TCP       0x00010000
2055#define E1000_MRQC_RSS_FIELD_IPV4           0x00020000
2056#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX    0x00040000
2057#define E1000_MRQC_RSS_FIELD_IPV6_EX        0x00080000
2058#define E1000_MRQC_RSS_FIELD_IPV6           0x00100000
2059#define E1000_MRQC_RSS_FIELD_IPV6_TCP       0x00200000
2060
2061/* Definitions for power management and wakeup registers */
2062/* Wake Up Control */
2063#define E1000_WUC_APME       0x00000001 /* APM Enable */
2064#define E1000_WUC_PME_EN     0x00000002 /* PME Enable */
2065#define E1000_WUC_PME_STATUS 0x00000004 /* PME Status */
2066#define E1000_WUC_APMPME     0x00000008 /* Assert PME on APM Wakeup */
2067#define E1000_WUC_SPM        0x80000000 /* Enable SPM */
2068
2069/* Wake Up Filter Control */
2070#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
2071#define E1000_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
2072#define E1000_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
2073#define E1000_WUFC_MC   0x00000008 /* Directed Multicast Wakeup Enable */
2074#define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
2075#define E1000_WUFC_ARP  0x00000020 /* ARP Request Packet Wakeup Enable */
2076#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */
2077#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */
2078#define E1000_WUFC_IGNORE_TCO      0x00008000 /* Ignore WakeOn TCO packets */
2079#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */
2080#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */
2081#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */
2082#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */
2083#define E1000_WUFC_ALL_FILTERS 0x000F00FF /* Mask for all wakeup filters */
2084#define E1000_WUFC_FLX_OFFSET 16       /* Offset to the Flexible Filters bits */
2085#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
2086
2087/* Wake Up Status */
2088#define E1000_WUS_LNKC 0x00000001 /* Link Status Changed */
2089#define E1000_WUS_MAG  0x00000002 /* Magic Packet Received */
2090#define E1000_WUS_EX   0x00000004 /* Directed Exact Received */
2091#define E1000_WUS_MC   0x00000008 /* Directed Multicast Received */
2092#define E1000_WUS_BC   0x00000010 /* Broadcast Received */
2093#define E1000_WUS_ARP  0x00000020 /* ARP Request Packet Received */
2094#define E1000_WUS_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Received */
2095#define E1000_WUS_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Received */
2096#define E1000_WUS_FLX0 0x00010000 /* Flexible Filter 0 Match */
2097#define E1000_WUS_FLX1 0x00020000 /* Flexible Filter 1 Match */
2098#define E1000_WUS_FLX2 0x00040000 /* Flexible Filter 2 Match */
2099#define E1000_WUS_FLX3 0x00080000 /* Flexible Filter 3 Match */
2100#define E1000_WUS_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
2101
2102/* Management Control */
2103#define E1000_MANC_SMBUS_EN      0x00000001 /* SMBus Enabled - RO */
2104#define E1000_MANC_ASF_EN        0x00000002 /* ASF Enabled - RO */
2105#define E1000_MANC_R_ON_FORCE    0x00000004 /* Reset on Force TCO - RO */
2106#define E1000_MANC_RMCP_EN       0x00000100 /* Enable RCMP 026Fh Filtering */
2107#define E1000_MANC_0298_EN       0x00000200 /* Enable RCMP 0298h Filtering */
2108#define E1000_MANC_IPV4_EN       0x00000400 /* Enable IPv4 */
2109#define E1000_MANC_IPV6_EN       0x00000800 /* Enable IPv6 */
2110#define E1000_MANC_SNAP_EN       0x00001000 /* Accept LLC/SNAP */
2111#define E1000_MANC_ARP_EN        0x00002000 /* Enable ARP Request Filtering */
2112#define E1000_MANC_NEIGHBOR_EN   0x00004000 /* Enable Neighbor Discovery
2113                                             * Filtering */
2114#define E1000_MANC_ARP_RES_EN    0x00008000 /* Enable ARP response Filtering */
2115#define E1000_MANC_TCO_RESET     0x00010000 /* TCO Reset Occurred */
2116#define E1000_MANC_RCV_TCO_EN    0x00020000 /* Receive TCO Packets Enabled */
2117#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
2118#define E1000_MANC_RCV_ALL       0x00080000 /* Receive All Enabled */
2119#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
2120#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000 /* Enable MAC address
2121                                                    * filtering */
2122#define E1000_MANC_EN_MNG2HOST   0x00200000 /* Enable MNG packets to host
2123                                             * memory */
2124#define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000 /* Enable IP address
2125                                                    * filtering */
2126#define E1000_MANC_EN_XSUM_FILTER   0x00800000 /* Enable checksum filtering */
2127#define E1000_MANC_BR_EN         0x01000000 /* Enable broadcast filtering */
2128#define E1000_MANC_SMB_REQ       0x01000000 /* SMBus Request */
2129#define E1000_MANC_SMB_GNT       0x02000000 /* SMBus Grant */
2130#define E1000_MANC_SMB_CLK_IN    0x04000000 /* SMBus Clock In */
2131#define E1000_MANC_SMB_DATA_IN   0x08000000 /* SMBus Data In */
2132#define E1000_MANC_SMB_DATA_OUT  0x10000000 /* SMBus Data Out */
2133#define E1000_MANC_SMB_CLK_OUT   0x20000000 /* SMBus Clock Out */
2134
2135#define E1000_MANC_SMB_DATA_OUT_SHIFT  28 /* SMBus Data Out Shift */
2136#define E1000_MANC_SMB_CLK_OUT_SHIFT   29 /* SMBus Clock Out Shift */
2137
2138/* SW Semaphore Register */
2139#define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
2140#define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
2141#define E1000_SWSM_WMNG         0x00000004 /* Wake MNG Clock */
2142#define E1000_SWSM_DRV_LOAD     0x00000008 /* Driver Loaded Bit */
2143
2144/* FW Semaphore Register */
2145#define E1000_FWSM_MODE_MASK    0x0000000E /* FW mode */
2146#define E1000_FWSM_MODE_SHIFT            1
2147#define E1000_FWSM_FW_VALID     0x00008000 /* FW established a valid mode */
2148
2149#define E1000_FWSM_RSPCIPHY        0x00000040 /* Reset PHY on PCI reset */
2150#define E1000_FWSM_DISSW           0x10000000 /* FW disable SW Write Access */
2151#define E1000_FWSM_SKUSEL_MASK     0x60000000 /* LAN SKU select */
2152#define E1000_FWSM_SKUEL_SHIFT     29
2153#define E1000_FWSM_SKUSEL_EMB      0x0 /* Embedded SKU */
2154#define E1000_FWSM_SKUSEL_CONS     0x1 /* Consumer SKU */
2155#define E1000_FWSM_SKUSEL_PERF_100 0x2 /* Perf & Corp 10/100 SKU */
2156#define E1000_FWSM_SKUSEL_PERF_GBE 0x3 /* Perf & Copr GbE SKU */
2157
2158/* FFLT Debug Register */
2159#define E1000_FFLT_DBG_INVC     0x00100000 /* Invalid /C/ code handling */
2160
2161typedef enum {
2162    e1000_mng_mode_none     = 0,
2163    e1000_mng_mode_asf,
2164    e1000_mng_mode_pt,
2165    e1000_mng_mode_ipmi,
2166    e1000_mng_mode_host_interface_only
2167} e1000_mng_mode;
2168
2169/* Host Inteface Control Register */
2170#define E1000_HICR_EN           0x00000001  /* Enable Bit - RO */
2171#define E1000_HICR_C            0x00000002  /* Driver sets this bit when done
2172                                             * to put command in RAM */
2173#define E1000_HICR_SV           0x00000004  /* Status Validity */
2174#define E1000_HICR_FWR          0x00000080  /* FW reset. Set by the Host */
2175
2176/* Host Interface Command Interface - Address range 0x8800-0x8EFF */
2177#define E1000_HI_MAX_DATA_LENGTH         252 /* Host Interface data length */
2178#define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792 /* Number of bytes in range */
2179#define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448 /* Number of dwords in range */
2180#define E1000_HI_COMMAND_TIMEOUT         500 /* Time in ms to process HI command */
2181
2182struct e1000_host_command_header {
2183    uint8_t command_id;
2184    uint8_t command_length;
2185    uint8_t command_options;   /* I/F bits for command, status for return */
2186    uint8_t checksum;
2187};
2188struct e1000_host_command_info {
2189    struct e1000_host_command_header command_header;  /* Command Head/Command Result Head has 4 bytes */
2190    uint8_t command_data[E1000_HI_MAX_DATA_LENGTH];   /* Command data can length 0..252 */
2191};
2192
2193/* Host SMB register #0 */
2194#define E1000_HSMC0R_CLKIN      0x00000001  /* SMB Clock in */
2195#define E1000_HSMC0R_DATAIN     0x00000002  /* SMB Data in */
2196#define E1000_HSMC0R_DATAOUT    0x00000004  /* SMB Data out */
2197#define E1000_HSMC0R_CLKOUT     0x00000008  /* SMB Clock out */
2198
2199/* Host SMB register #1 */
2200#define E1000_HSMC1R_CLKIN      E1000_HSMC0R_CLKIN
2201#define E1000_HSMC1R_DATAIN     E1000_HSMC0R_DATAIN
2202#define E1000_HSMC1R_DATAOUT    E1000_HSMC0R_DATAOUT
2203#define E1000_HSMC1R_CLKOUT     E1000_HSMC0R_CLKOUT
2204
2205/* FW Status Register */
2206#define E1000_FWSTS_FWS_MASK    0x000000FF  /* FW Status */
2207
2208/* Wake Up Packet Length */
2209#define E1000_WUPL_LENGTH_MASK 0x0FFF   /* Only the lower 12 bits are valid */
2210
2211#define E1000_MDALIGN          4096
2212
2213/* PCI-Ex registers*/
2214
2215/* PCI-Ex Control Register */
2216#define E1000_GCR_RXD_NO_SNOOP          0x00000001
2217#define E1000_GCR_RXDSCW_NO_SNOOP       0x00000002
2218#define E1000_GCR_RXDSCR_NO_SNOOP       0x00000004
2219#define E1000_GCR_TXD_NO_SNOOP          0x00000008
2220#define E1000_GCR_TXDSCW_NO_SNOOP       0x00000010
2221#define E1000_GCR_TXDSCR_NO_SNOOP       0x00000020
2222
2223#define PCI_EX_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP         | \
2224                             E1000_GCR_RXDSCW_NO_SNOOP      | \
2225                             E1000_GCR_RXDSCR_NO_SNOOP      | \
2226                             E1000_GCR_TXD_NO_SNOOP         | \
2227                             E1000_GCR_TXDSCW_NO_SNOOP      | \
2228                             E1000_GCR_TXDSCR_NO_SNOOP)
2229
2230#define PCI_EX_82566_SNOOP_ALL PCI_EX_NO_SNOOP_ALL
2231
2232#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
2233/* Function Active and Power State to MNG */
2234#define E1000_FACTPS_FUNC0_POWER_STATE_MASK         0x00000003
2235#define E1000_FACTPS_LAN0_VALID                     0x00000004
2236#define E1000_FACTPS_FUNC0_AUX_EN                   0x00000008
2237#define E1000_FACTPS_FUNC1_POWER_STATE_MASK         0x000000C0
2238#define E1000_FACTPS_FUNC1_POWER_STATE_SHIFT        6
2239#define E1000_FACTPS_LAN1_VALID                     0x00000100
2240#define E1000_FACTPS_FUNC1_AUX_EN                   0x00000200
2241#define E1000_FACTPS_FUNC2_POWER_STATE_MASK         0x00003000
2242#define E1000_FACTPS_FUNC2_POWER_STATE_SHIFT        12
2243#define E1000_FACTPS_IDE_ENABLE                     0x00004000
2244#define E1000_FACTPS_FUNC2_AUX_EN                   0x00008000
2245#define E1000_FACTPS_FUNC3_POWER_STATE_MASK         0x000C0000
2246#define E1000_FACTPS_FUNC3_POWER_STATE_SHIFT        18
2247#define E1000_FACTPS_SP_ENABLE                      0x00100000
2248#define E1000_FACTPS_FUNC3_AUX_EN                   0x00200000
2249#define E1000_FACTPS_FUNC4_POWER_STATE_MASK         0x03000000
2250#define E1000_FACTPS_FUNC4_POWER_STATE_SHIFT        24
2251#define E1000_FACTPS_IPMI_ENABLE                    0x04000000
2252#define E1000_FACTPS_FUNC4_AUX_EN                   0x08000000
2253#define E1000_FACTPS_MNGCG                          0x20000000
2254#define E1000_FACTPS_LAN_FUNC_SEL                   0x40000000
2255#define E1000_FACTPS_PM_STATE_CHANGED               0x80000000
2256
2257/* PCI-Ex Config Space */
2258#define PCI_EX_LINK_STATUS           0x12
2259#define PCI_EX_LINK_WIDTH_MASK       0x3F0
2260#define PCI_EX_LINK_WIDTH_SHIFT      4
2261
2262/* EEPROM Commands - Microwire */
2263#define EEPROM_READ_OPCODE_MICROWIRE  0x6  /* EEPROM read opcode */
2264#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5  /* EEPROM write opcode */
2265#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7  /* EEPROM erase opcode */
2266#define EEPROM_EWEN_OPCODE_MICROWIRE  0x13 /* EEPROM erase/write enable */
2267#define EEPROM_EWDS_OPCODE_MICROWIRE  0x10 /* EEPROM erast/write disable */
2268
2269/* EEPROM Commands - SPI */
2270#define EEPROM_MAX_RETRY_SPI        5000 /* Max wait of 5ms, for RDY signal */
2271#define EEPROM_READ_OPCODE_SPI      0x03  /* EEPROM read opcode */
2272#define EEPROM_WRITE_OPCODE_SPI     0x02  /* EEPROM write opcode */
2273#define EEPROM_A8_OPCODE_SPI        0x08  /* opcode bit-3 = address bit-8 */
2274#define EEPROM_WREN_OPCODE_SPI      0x06  /* EEPROM set Write Enable latch */
2275#define EEPROM_WRDI_OPCODE_SPI      0x04  /* EEPROM reset Write Enable latch */
2276#define EEPROM_RDSR_OPCODE_SPI      0x05  /* EEPROM read Status register */
2277#define EEPROM_WRSR_OPCODE_SPI      0x01  /* EEPROM write Status register */
2278#define EEPROM_ERASE4K_OPCODE_SPI   0x20  /* EEPROM ERASE 4KB */
2279#define EEPROM_ERASE64K_OPCODE_SPI  0xD8  /* EEPROM ERASE 64KB */
2280#define EEPROM_ERASE256_OPCODE_SPI  0xDB  /* EEPROM ERASE 256B */
2281
2282/* EEPROM Size definitions */
2283#define EEPROM_WORD_SIZE_SHIFT  6
2284#define EEPROM_SIZE_SHIFT       10
2285#define EEPROM_SIZE_MASK        0x1C00
2286
2287/* EEPROM Word Offsets */
2288#define EEPROM_COMPAT                 0x0003
2289#define EEPROM_ID_LED_SETTINGS        0x0004
2290#define EEPROM_VERSION                0x0005
2291#define EEPROM_SERDES_AMPLITUDE       0x0006 /* For SERDES output amplitude adjustment. */
2292#define EEPROM_PHY_CLASS_WORD         0x0007
2293#define EEPROM_INIT_CONTROL1_REG      0x000A
2294#define EEPROM_INIT_CONTROL2_REG      0x000F
2295#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
2296#define EEPROM_INIT_CONTROL3_PORT_B   0x0014
2297#define EEPROM_INIT_3GIO_3            0x001A
2298#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
2299#define EEPROM_INIT_CONTROL3_PORT_A   0x0024
2300#define EEPROM_CFG                    0x0012
2301#define EEPROM_FLASH_VERSION          0x0032
2302#define EEPROM_ALT_MAC_ADDR_PTR       0x0037
2303#define EEPROM_CHECKSUM_REG           0x003F
2304
2305#define E1000_EEPROM_CFG_DONE         0x00040000   /* MNG config cycle done */
2306#define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000   /* ...for second port */
2307
2308/* Word definitions for ID LED Settings */
2309#define ID_LED_RESERVED_0000 0x0000
2310#define ID_LED_RESERVED_FFFF 0xFFFF
2311#define ID_LED_RESERVED_82573  0xF746
2312#define ID_LED_DEFAULT_82573   0x1811
2313#define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2 << 12) | \
2314                              (ID_LED_OFF1_OFF2 << 8) | \
2315                              (ID_LED_DEF1_DEF2 << 4) | \
2316                              (ID_LED_DEF1_DEF2))
2317#define ID_LED_DEFAULT_ICH8LAN  ((ID_LED_DEF1_DEF2 << 12) | \
2318                                 (ID_LED_DEF1_OFF2 <<  8) | \
2319                                 (ID_LED_DEF1_ON2  <<  4) | \
2320                                 (ID_LED_DEF1_DEF2))
2321#define ID_LED_DEF1_DEF2     0x1
2322#define ID_LED_DEF1_ON2      0x2
2323#define ID_LED_DEF1_OFF2     0x3
2324#define ID_LED_ON1_DEF2      0x4
2325#define ID_LED_ON1_ON2       0x5
2326#define ID_LED_ON1_OFF2      0x6
2327#define ID_LED_OFF1_DEF2     0x7
2328#define ID_LED_OFF1_ON2      0x8
2329#define ID_LED_OFF1_OFF2     0x9
2330
2331#define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
2332#define IGP_ACTIVITY_LED_ENABLE 0x0300
2333#define IGP_LED3_MODE           0x07000000
2334
2335
2336/* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */
2337#define EEPROM_SERDES_AMPLITUDE_MASK  0x000F
2338
2339/* Mask bit for PHY class in Word 7 of the EEPROM */
2340#define EEPROM_PHY_CLASS_A   0x8000
2341
2342/* Mask bits for fields in Word 0x0a of the EEPROM */
2343#define EEPROM_WORD0A_ILOS   0x0010
2344#define EEPROM_WORD0A_SWDPIO 0x01E0
2345#define EEPROM_WORD0A_LRST   0x0200
2346#define EEPROM_WORD0A_FD     0x0400
2347#define EEPROM_WORD0A_66MHZ  0x0800
2348
2349/* Mask bits for fields in Word 0x0f of the EEPROM */
2350#define EEPROM_WORD0F_PAUSE_MASK 0x3000
2351#define EEPROM_WORD0F_PAUSE      0x1000
2352#define EEPROM_WORD0F_ASM_DIR    0x2000
2353#define EEPROM_WORD0F_ANE        0x0800
2354#define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
2355#define EEPROM_WORD0F_LPLU       0x0001
2356
2357/* Mask bits for fields in Word 0x10/0x20 of the EEPROM */
2358#define EEPROM_WORD1020_GIGA_DISABLE         0x0010
2359#define EEPROM_WORD1020_GIGA_DISABLE_NON_D0A 0x0008
2360
2361/* Mask bits for fields in Word 0x1a of the EEPROM */
2362#define EEPROM_WORD1A_ASPM_MASK  0x000C
2363
2364/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
2365#define EEPROM_SUM 0xBABA
2366
2367/* EEPROM Map defines (WORD OFFSETS)*/
2368#define EEPROM_NODE_ADDRESS_BYTE_0 0
2369#define EEPROM_PBA_BYTE_1          8
2370
2371#define EEPROM_RESERVED_WORD          0xFFFF
2372
2373/* EEPROM Map Sizes (Byte Counts) */
2374#define PBA_SIZE 4
2375
2376/* Collision related configuration parameters */
2377#define E1000_COLLISION_THRESHOLD       15
2378#define E1000_CT_SHIFT                  4
2379/* Collision distance is a 0-based value that applies to
2380 * half-duplex-capable hardware only. */
2381#define E1000_COLLISION_DISTANCE        63
2382#define E1000_COLLISION_DISTANCE_82542  64
2383#define E1000_FDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2384#define E1000_HDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
2385#define E1000_COLD_SHIFT                12
2386
2387/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
2388#define REQ_TX_DESCRIPTOR_MULTIPLE  8
2389#define REQ_RX_DESCRIPTOR_MULTIPLE  8
2390
2391/* Default values for the transmit IPG register */
2392#define DEFAULT_82542_TIPG_IPGT        10
2393#define DEFAULT_82543_TIPG_IPGT_FIBER  9
2394#define DEFAULT_82543_TIPG_IPGT_COPPER 8
2395
2396#define E1000_TIPG_IPGT_MASK  0x000003FF
2397#define E1000_TIPG_IPGR1_MASK 0x000FFC00
2398#define E1000_TIPG_IPGR2_MASK 0x3FF00000
2399
2400#define DEFAULT_82542_TIPG_IPGR1 2
2401#define DEFAULT_82543_TIPG_IPGR1 8
2402#define E1000_TIPG_IPGR1_SHIFT  10
2403
2404#define DEFAULT_82542_TIPG_IPGR2 10
2405#define DEFAULT_82543_TIPG_IPGR2 6
2406#define DEFAULT_80003ES2LAN_TIPG_IPGR2 7
2407#define E1000_TIPG_IPGR2_SHIFT  20
2408
2409#define DEFAULT_80003ES2LAN_TIPG_IPGT_10_100 0x00000009
2410#define DEFAULT_80003ES2LAN_TIPG_IPGT_1000   0x00000008
2411#define E1000_TXDMAC_DPP 0x00000001
2412
2413/* Adaptive IFS defines */
2414#define TX_THRESHOLD_START     8
2415#define TX_THRESHOLD_INCREMENT 10
2416#define TX_THRESHOLD_DECREMENT 1
2417#define TX_THRESHOLD_STOP      190
2418#define TX_THRESHOLD_DISABLE   0
2419#define TX_THRESHOLD_TIMER_MS  10000
2420#define MIN_NUM_XMITS          1000
2421#define IFS_MAX                80
2422#define IFS_STEP               10
2423#define IFS_MIN                40
2424#define IFS_RATIO              4
2425
2426/* Extended Configuration Control and Size */
2427#define E1000_EXTCNF_CTRL_PCIE_WRITE_ENABLE 0x00000001
2428#define E1000_EXTCNF_CTRL_PHY_WRITE_ENABLE  0x00000002
2429#define E1000_EXTCNF_CTRL_D_UD_ENABLE       0x00000004
2430#define E1000_EXTCNF_CTRL_D_UD_LATENCY      0x00000008
2431#define E1000_EXTCNF_CTRL_D_UD_OWNER        0x00000010
2432#define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020
2433#define E1000_EXTCNF_CTRL_MDIO_HW_OWNERSHIP 0x00000040
2434#define E1000_EXTCNF_CTRL_EXT_CNF_POINTER   0x0FFF0000
2435
2436#define E1000_EXTCNF_SIZE_EXT_PHY_LENGTH    0x000000FF
2437#define E1000_EXTCNF_SIZE_EXT_DOCK_LENGTH   0x0000FF00
2438#define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH   0x00FF0000
2439#define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE  0x00000001
2440#define E1000_EXTCNF_CTRL_SWFLAG            0x00000020
2441
2442/* PBA constants */
2443#define E1000_PBA_8K 0x0008    /* 8KB, default Rx allocation */
2444#define E1000_PBA_12K 0x000C    /* 12KB, default Rx allocation */
2445#define E1000_PBA_16K 0x0010    /* 16KB, default TX allocation */
2446#define E1000_PBA_20K 0x0014
2447#define E1000_PBA_22K 0x0016
2448#define E1000_PBA_24K 0x0018
2449#define E1000_PBA_30K 0x001E
2450#define E1000_PBA_32K 0x0020
2451#define E1000_PBA_34K 0x0022
2452#define E1000_PBA_38K 0x0026
2453#define E1000_PBA_40K 0x0028
2454#define E1000_PBA_48K 0x0030    /* 48KB, default RX allocation */
2455#define E1000_PBA_64K 0x0040    /* 64KB */
2456
2457#define E1000_PBS_16K E1000_PBA_16K
2458
2459/* Flow Control Constants */
2460#define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
2461#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
2462#define FLOW_CONTROL_TYPE         0x8808
2463
2464/* The historical defaults for the flow control values are given below. */
2465#define FC_DEFAULT_HI_THRESH        (0x8000)    /* 32KB */
2466#define FC_DEFAULT_LO_THRESH        (0x4000)    /* 16KB */
2467#define FC_DEFAULT_TX_TIMER         (0x100)     /* ~130 us */
2468
2469/* PCIX Config space */
2470#define PCIX_COMMAND_REGISTER    0xE6
2471#define PCIX_STATUS_REGISTER_LO  0xE8
2472#define PCIX_STATUS_REGISTER_HI  0xEA
2473
2474#define PCIX_COMMAND_MMRBC_MASK      0x000C
2475#define PCIX_COMMAND_MMRBC_SHIFT     0x2
2476#define PCIX_STATUS_HI_MMRBC_MASK    0x0060
2477#define PCIX_STATUS_HI_MMRBC_SHIFT   0x5
2478#define PCIX_STATUS_HI_MMRBC_4K      0x3
2479#define PCIX_STATUS_HI_MMRBC_2K      0x2
2480
2481
2482/* Number of bits required to shift right the "pause" bits from the
2483 * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register.
2484 */
2485#define PAUSE_SHIFT 5
2486
2487/* Number of bits required to shift left the "SWDPIO" bits from the
2488 * EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field in the CTRL register.
2489 */
2490#define SWDPIO_SHIFT 17
2491
2492/* Number of bits required to shift left the "SWDPIO_EXT" bits from the
2493 * EEPROM word F (bits 7:4) to the bits 11:8 of The Extended CTRL register.
2494 */
2495#define SWDPIO__EXT_SHIFT 4
2496
2497/* Number of bits required to shift left the "ILOS" bit from the EEPROM
2498 * (bit 4) to the "ILOS" (bit 7) field in the CTRL register.
2499 */
2500#define ILOS_SHIFT  3
2501
2502
2503#define RECEIVE_BUFFER_ALIGN_SIZE  (256)
2504
2505/* Number of milliseconds we wait for auto-negotiation to complete */
2506#define LINK_UP_TIMEOUT             500
2507
2508/* Number of 100 microseconds we wait for PCI Express master disable */
2509#define MASTER_DISABLE_TIMEOUT      800
2510/* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */
2511#define AUTO_READ_DONE_TIMEOUT      10
2512/* Number of milliseconds we wait for PHY configuration done after MAC reset */
2513#define PHY_CFG_TIMEOUT             100
2514
2515#define E1000_TX_BUFFER_SIZE ((uint32_t)1514)
2516
2517/* The carrier extension symbol, as received by the NIC. */
2518#define CARRIER_EXTENSION   0x0F
2519
2520/* TBI_ACCEPT macro definition:
2521 *
2522 * This macro requires:
2523 *      adapter = a pointer to struct e1000_hw
2524 *      status = the 8 bit status field of the RX descriptor with EOP set
2525 *      error = the 8 bit error field of the RX descriptor with EOP set
2526 *      length = the sum of all the length fields of the RX descriptors that
2527 *               make up the current frame
2528 *      last_byte = the last byte of the frame DMAed by the hardware
2529 *      max_frame_length = the maximum frame length we want to accept.
2530 *      min_frame_length = the minimum frame length we want to accept.
2531 *
2532 * This macro is a conditional that should be used in the interrupt
2533 * handler's Rx processing routine when RxErrors have been detected.
2534 *
2535 * Typical use:
2536 *  ...
2537 *  if (TBI_ACCEPT) {
2538 *      accept_frame = TRUE;
2539 *      e1000_tbi_adjust_stats(adapter, MacAddress);
2540 *      frame_length--;
2541 *  } else {
2542 *      accept_frame = FALSE;
2543 *  }
2544 *  ...
2545 */
2546
2547#define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
2548    ((adapter)->tbi_compatibility_on && \
2549     (((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
2550     ((last_byte) == CARRIER_EXTENSION) && \
2551     (((status) & E1000_RXD_STAT_VP) ? \
2552          (((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
2553           ((length) <= ((adapter)->max_frame_size + 1))) : \
2554          (((length) > (adapter)->min_frame_size) && \
2555           ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
2556
2557
2558/* Structures, enums, and macros for the PHY */
2559
2560/* Bit definitions for the Management Data IO (MDIO) and Management Data
2561 * Clock (MDC) pins in the Device Control Register.
2562 */
2563#define E1000_CTRL_PHY_RESET_DIR  E1000_CTRL_SWDPIO0
2564#define E1000_CTRL_PHY_RESET      E1000_CTRL_SWDPIN0
2565#define E1000_CTRL_MDIO_DIR       E1000_CTRL_SWDPIO2
2566#define E1000_CTRL_MDIO           E1000_CTRL_SWDPIN2
2567#define E1000_CTRL_MDC_DIR        E1000_CTRL_SWDPIO3
2568#define E1000_CTRL_MDC            E1000_CTRL_SWDPIN3
2569#define E1000_CTRL_PHY_RESET_DIR4 E1000_CTRL_EXT_SDP4_DIR
2570#define E1000_CTRL_PHY_RESET4     E1000_CTRL_EXT_SDP4_DATA
2571
2572/* PHY 1000 MII Register/Bit Definitions */
2573/* PHY Registers defined by IEEE */
2574#define PHY_CTRL         0x00 /* Control Register */
2575#define PHY_STATUS       0x01 /* Status Regiser */
2576#define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
2577#define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
2578#define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
2579#define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
2580#define PHY_AUTONEG_EXP  0x06 /* Autoneg Expansion Reg */
2581#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
2582#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
2583#define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
2584#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
2585#define PHY_EXT_STATUS   0x0F /* Extended Status Reg */
2586
2587#define MAX_PHY_REG_ADDRESS        0x1F  /* 5 bit address bus (0-0x1F) */
2588#define MAX_PHY_MULTI_PAGE_REG     0xF   /* Registers equal on all pages */
2589
2590/* M88E1000 Specific Registers */
2591#define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
2592#define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
2593#define M88E1000_INT_ENABLE        0x12  /* Interrupt Enable Register */
2594#define M88E1000_INT_STATUS        0x13  /* Interrupt Status Register */
2595#define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
2596#define M88E1000_RX_ERR_CNTR       0x15  /* Receive Error Counter */
2597
2598#define M88E1000_PHY_EXT_CTRL      0x1A  /* PHY extend control register */
2599#define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
2600#define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
2601#define M88E1000_PHY_VCO_REG_BIT8  0x100 /* Bits 8 & 11 are adjusted for */
2602#define M88E1000_PHY_VCO_REG_BIT11 0x800    /* improved BER performance */
2603
2604#define IGP01E1000_IEEE_REGS_PAGE  0x0000
2605#define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
2606#define IGP01E1000_IEEE_FORCE_GIGA      0x0140
2607
2608/* IGP01E1000 Specific Registers */
2609#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* PHY Specific Port Config Register */
2610#define IGP01E1000_PHY_PORT_STATUS 0x11 /* PHY Specific Status Register */
2611#define IGP01E1000_PHY_PORT_CTRL   0x12 /* PHY Specific Control Register */
2612#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health Register */
2613#define IGP01E1000_GMII_FIFO       0x14 /* GMII FIFO Register */
2614#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15 /* PHY Channel Quality Register */
2615#define IGP02E1000_PHY_POWER_MGMT      0x19
2616#define IGP01E1000_PHY_PAGE_SELECT     0x1F /* PHY Page Select Core Register */
2617
2618/* IGP01E1000 AGC Registers - stores the cable length values*/
2619#define IGP01E1000_PHY_AGC_A        0x1172
2620#define IGP01E1000_PHY_AGC_B        0x1272
2621#define IGP01E1000_PHY_AGC_C        0x1472
2622#define IGP01E1000_PHY_AGC_D        0x1872
2623
2624/* IGP02E1000 AGC Registers for cable length values */
2625#define IGP02E1000_PHY_AGC_A        0x11B1
2626#define IGP02E1000_PHY_AGC_B        0x12B1
2627#define IGP02E1000_PHY_AGC_C        0x14B1
2628#define IGP02E1000_PHY_AGC_D        0x18B1
2629
2630/* IGP01E1000 DSP Reset Register */
2631#define IGP01E1000_PHY_DSP_RESET   0x1F33
2632#define IGP01E1000_PHY_DSP_SET     0x1F71
2633#define IGP01E1000_PHY_DSP_FFE     0x1F35
2634
2635#define IGP01E1000_PHY_CHANNEL_NUM    4
2636#define IGP02E1000_PHY_CHANNEL_NUM    4
2637
2638#define IGP01E1000_PHY_AGC_PARAM_A    0x1171
2639#define IGP01E1000_PHY_AGC_PARAM_B    0x1271
2640#define IGP01E1000_PHY_AGC_PARAM_C    0x1471
2641#define IGP01E1000_PHY_AGC_PARAM_D    0x1871
2642
2643#define IGP01E1000_PHY_EDAC_MU_INDEX        0xC000
2644#define IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS 0x8000
2645
2646#define IGP01E1000_PHY_ANALOG_TX_STATE      0x2890
2647#define IGP01E1000_PHY_ANALOG_CLASS_A       0x2000
2648#define IGP01E1000_PHY_FORCE_ANALOG_ENABLE  0x0004
2649#define IGP01E1000_PHY_DSP_FFE_CM_CP        0x0069
2650
2651#define IGP01E1000_PHY_DSP_FFE_DEFAULT      0x002A
2652/* IGP01E1000 PCS Initialization register - stores the polarity status when
2653 * speed = 1000 Mbps. */
2654#define IGP01E1000_PHY_PCS_INIT_REG  0x00B4
2655#define IGP01E1000_PHY_PCS_CTRL_REG  0x00B5
2656
2657#define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
2658
2659/* Bits...
2660 * 15-5: page
2661 * 4-0: register offset
2662 */
2663#define GG82563_PAGE_SHIFT        5
2664#define GG82563_REG(page, reg)    \
2665        (((page) << GG82563_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
2666#define GG82563_MIN_ALT_REG       30
2667
2668/* GG82563 Specific Registers */
2669#define GG82563_PHY_SPEC_CTRL           \
2670        GG82563_REG(0, 16) /* PHY Specific Control */
2671#define GG82563_PHY_SPEC_STATUS         \
2672        GG82563_REG(0, 17) /* PHY Specific Status */
2673#define GG82563_PHY_INT_ENABLE          \
2674        GG82563_REG(0, 18) /* Interrupt Enable */
2675#define GG82563_PHY_SPEC_STATUS_2       \
2676        GG82563_REG(0, 19) /* PHY Specific Status 2 */
2677#define GG82563_PHY_RX_ERR_CNTR         \
2678        GG82563_REG(0, 21) /* Receive Error Counter */
2679#define GG82563_PHY_PAGE_SELECT         \
2680        GG82563_REG(0, 22) /* Page Select */
2681#define GG82563_PHY_SPEC_CTRL_2         \
2682        GG82563_REG(0, 26) /* PHY Specific Control 2 */
2683#define GG82563_PHY_PAGE_SELECT_ALT     \
2684        GG82563_REG(0, 29) /* Alternate Page Select */
2685#define GG82563_PHY_TEST_CLK_CTRL       \
2686        GG82563_REG(0, 30) /* Test Clock Control (use reg. 29 to select) */
2687
2688#define GG82563_PHY_MAC_SPEC_CTRL       \
2689        GG82563_REG(2, 21) /* MAC Specific Control Register */
2690#define GG82563_PHY_MAC_SPEC_CTRL_2     \
2691        GG82563_REG(2, 26) /* MAC Specific Control 2 */
2692
2693#define GG82563_PHY_DSP_DISTANCE    \
2694        GG82563_REG(5, 26) /* DSP Distance */
2695
2696/* Page 193 - Port Control Registers */
2697#define GG82563_PHY_KMRN_MODE_CTRL   \
2698        GG82563_REG(193, 16) /* Kumeran Mode Control */
2699#define GG82563_PHY_PORT_RESET          \
2700        GG82563_REG(193, 17) /* Port Reset */
2701#define GG82563_PHY_REVISION_ID         \
2702        GG82563_REG(193, 18) /* Revision ID */
2703#define GG82563_PHY_DEVICE_ID           \
2704        GG82563_REG(193, 19) /* Device ID */
2705#define GG82563_PHY_PWR_MGMT_CTRL       \
2706        GG82563_REG(193, 20) /* Power Management Control */
2707#define GG82563_PHY_RATE_ADAPT_CTRL     \
2708        GG82563_REG(193, 25) /* Rate Adaptation Control */
2709
2710/* Page 194 - KMRN Registers */
2711#define GG82563_PHY_KMRN_FIFO_CTRL_STAT \
2712        GG82563_REG(194, 16) /* FIFO's Control/Status */
2713#define GG82563_PHY_KMRN_CTRL           \
2714        GG82563_REG(194, 17) /* Control */
2715#define GG82563_PHY_INBAND_CTRL         \
2716        GG82563_REG(194, 18) /* Inband Control */
2717#define GG82563_PHY_KMRN_DIAGNOSTIC     \
2718        GG82563_REG(194, 19) /* Diagnostic */
2719#define GG82563_PHY_ACK_TIMEOUTS        \
2720        GG82563_REG(194, 20) /* Acknowledge Timeouts */
2721#define GG82563_PHY_ADV_ABILITY         \
2722        GG82563_REG(194, 21) /* Advertised Ability */
2723#define GG82563_PHY_LINK_PARTNER_ADV_ABILITY \
2724        GG82563_REG(194, 23) /* Link Partner Advertised Ability */
2725#define GG82563_PHY_ADV_NEXT_PAGE       \
2726        GG82563_REG(194, 24) /* Advertised Next Page */
2727#define GG82563_PHY_LINK_PARTNER_ADV_NEXT_PAGE \
2728        GG82563_REG(194, 25) /* Link Partner Advertised Next page */
2729#define GG82563_PHY_KMRN_MISC           \
2730        GG82563_REG(194, 26) /* Misc. */
2731
2732/* PHY Control Register */
2733#define MII_CR_SPEED_SELECT_MSB 0x0040  /* bits 6,13: 10=1000, 01=100, 00=10 */
2734#define MII_CR_COLL_TEST_ENABLE 0x0080  /* Collision test enable */
2735#define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
2736#define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
2737#define MII_CR_ISOLATE          0x0400  /* Isolate PHY from MII */
2738#define MII_CR_POWER_DOWN       0x0800  /* Power down */
2739#define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
2740#define MII_CR_SPEED_SELECT_LSB 0x2000  /* bits 6,13: 10=1000, 01=100, 00=10 */
2741#define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
2742#define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
2743
2744/* PHY Status Register */
2745#define MII_SR_EXTENDED_CAPS     0x0001 /* Extended register capabilities */
2746#define MII_SR_JABBER_DETECT     0x0002 /* Jabber Detected */
2747#define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
2748#define MII_SR_AUTONEG_CAPS      0x0008 /* Auto Neg Capable */
2749#define MII_SR_REMOTE_FAULT      0x0010 /* Remote Fault Detect */
2750#define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
2751#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
2752#define MII_SR_EXTENDED_STATUS   0x0100 /* Ext. status info in Reg 0x0F */
2753#define MII_SR_100T2_HD_CAPS     0x0200 /* 100T2 Half Duplex Capable */
2754#define MII_SR_100T2_FD_CAPS     0x0400 /* 100T2 Full Duplex Capable */
2755#define MII_SR_10T_HD_CAPS       0x0800 /* 10T   Half Duplex Capable */
2756#define MII_SR_10T_FD_CAPS       0x1000 /* 10T   Full Duplex Capable */
2757#define MII_SR_100X_HD_CAPS      0x2000 /* 100X  Half Duplex Capable */
2758#define MII_SR_100X_FD_CAPS      0x4000 /* 100X  Full Duplex Capable */
2759#define MII_SR_100T4_CAPS        0x8000 /* 100T4 Capable */
2760
2761/* Autoneg Advertisement Register */
2762#define NWAY_AR_SELECTOR_FIELD 0x0001   /* indicates IEEE 802.3 CSMA/CD */
2763#define NWAY_AR_10T_HD_CAPS    0x0020   /* 10T   Half Duplex Capable */
2764#define NWAY_AR_10T_FD_CAPS    0x0040   /* 10T   Full Duplex Capable */
2765#define NWAY_AR_100TX_HD_CAPS  0x0080   /* 100TX Half Duplex Capable */
2766#define NWAY_AR_100TX_FD_CAPS  0x0100   /* 100TX Full Duplex Capable */
2767#define NWAY_AR_100T4_CAPS     0x0200   /* 100T4 Capable */
2768#define NWAY_AR_PAUSE          0x0400   /* Pause operation desired */
2769#define NWAY_AR_ASM_DIR        0x0800   /* Asymmetric Pause Direction bit */
2770#define NWAY_AR_REMOTE_FAULT   0x2000   /* Remote Fault detected */
2771#define NWAY_AR_NEXT_PAGE      0x8000   /* Next Page ability supported */
2772
2773/* Link Partner Ability Register (Base Page) */
2774#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */
2775#define NWAY_LPAR_10T_HD_CAPS    0x0020 /* LP is 10T   Half Duplex Capable */
2776#define NWAY_LPAR_10T_FD_CAPS    0x0040 /* LP is 10T   Full Duplex Capable */
2777#define NWAY_LPAR_100TX_HD_CAPS  0x0080 /* LP is 100TX Half Duplex Capable */
2778#define NWAY_LPAR_100TX_FD_CAPS  0x0100 /* LP is 100TX Full Duplex Capable */
2779#define NWAY_LPAR_100T4_CAPS     0x0200 /* LP is 100T4 Capable */
2780#define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
2781#define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
2782#define NWAY_LPAR_REMOTE_FAULT   0x2000 /* LP has detected Remote Fault */
2783#define NWAY_LPAR_ACKNOWLEDGE    0x4000 /* LP has rx'd link code word */
2784#define NWAY_LPAR_NEXT_PAGE      0x8000 /* Next Page ability supported */
2785
2786/* Autoneg Expansion Register */
2787#define NWAY_ER_LP_NWAY_CAPS      0x0001 /* LP has Auto Neg Capability */
2788#define NWAY_ER_PAGE_RXD          0x0002 /* LP is 10T   Half Duplex Capable */
2789#define NWAY_ER_NEXT_PAGE_CAPS    0x0004 /* LP is 10T   Full Duplex Capable */
2790#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */
2791#define NWAY_ER_PAR_DETECT_FAULT  0x0010 /* LP is 100TX Full Duplex Capable */
2792
2793/* Next Page TX Register */
2794#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
2795#define NPTX_TOGGLE         0x0800 /* Toggles between exchanges
2796                                    * of different NP
2797                                    */
2798#define NPTX_ACKNOWLDGE2    0x1000 /* 1 = will comply with msg
2799                                    * 0 = cannot comply with msg
2800                                    */
2801#define NPTX_MSG_PAGE       0x2000 /* formatted(1)/unformatted(0) pg */
2802#define NPTX_NEXT_PAGE      0x8000 /* 1 = addition NP will follow
2803                                    * 0 = sending last NP
2804                                    */
2805
2806/* Link Partner Next Page Register */
2807#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
2808#define LP_RNPR_TOGGLE         0x0800 /* Toggles between exchanges
2809                                       * of different NP
2810                                       */
2811#define LP_RNPR_ACKNOWLDGE2    0x1000 /* 1 = will comply with msg
2812                                       * 0 = cannot comply with msg
2813                                       */
2814#define LP_RNPR_MSG_PAGE       0x2000  /* formatted(1)/unformatted(0) pg */
2815#define LP_RNPR_ACKNOWLDGE     0x4000  /* 1 = ACK / 0 = NO ACK */
2816#define LP_RNPR_NEXT_PAGE      0x8000  /* 1 = addition NP will follow
2817                                        * 0 = sending last NP
2818                                        */
2819
2820/* 1000BASE-T Control Register */
2821#define CR_1000T_ASYM_PAUSE      0x0080 /* Advertise asymmetric pause bit */
2822#define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
2823#define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
2824#define CR_1000T_REPEATER_DTE    0x0400 /* 1=Repeater/switch device port */
2825                                        /* 0=DTE device */
2826#define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
2827                                        /* 0=Configure PHY as Slave */
2828#define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
2829                                        /* 0=Automatic Master/Slave config */
2830#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */
2831#define CR_1000T_TEST_MODE_1     0x2000 /* Transmit Waveform test */
2832#define CR_1000T_TEST_MODE_2     0x4000 /* Master Transmit Jitter test */
2833#define CR_1000T_TEST_MODE_3     0x6000 /* Slave Transmit Jitter test */
2834#define CR_1000T_TEST_MODE_4     0x8000 /* Transmitter Distortion test */
2835
2836/* 1000BASE-T Status Register */
2837#define SR_1000T_IDLE_ERROR_CNT   0x00FF /* Num idle errors since last read */
2838#define SR_1000T_ASYM_PAUSE_DIR   0x0100 /* LP asymmetric pause direction bit */
2839#define SR_1000T_LP_HD_CAPS       0x0400 /* LP is 1000T HD capable */
2840#define SR_1000T_LP_FD_CAPS       0x0800 /* LP is 1000T FD capable */
2841#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
2842#define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
2843#define SR_1000T_MS_CONFIG_RES    0x4000 /* 1=Local TX is Master, 0=Slave */
2844#define SR_1000T_MS_CONFIG_FAULT  0x8000 /* Master/Slave config fault */
2845#define SR_1000T_REMOTE_RX_STATUS_SHIFT          12
2846#define SR_1000T_LOCAL_RX_STATUS_SHIFT           13
2847#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT    5
2848#define FFE_IDLE_ERR_COUNT_TIMEOUT_20            20
2849#define FFE_IDLE_ERR_COUNT_TIMEOUT_100           100
2850
2851/* Extended Status Register */
2852#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */
2853#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */
2854#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */
2855#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */
2856
2857#define PHY_TX_POLARITY_MASK   0x0100 /* register 10h bit 8 (polarity bit) */
2858#define PHY_TX_NORMAL_POLARITY 0      /* register 10h bit 8 (normal polarity) */
2859
2860#define AUTO_POLARITY_DISABLE  0x0010 /* register 11h bit 4 */
2861                                      /* (0=enable, 1=disable) */
2862
2863/* M88E1000 PHY Specific Control Register */
2864#define M88E1000_PSCR_JABBER_DISABLE    0x0001 /* 1=Jabber Function disabled */
2865#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
2866#define M88E1000_PSCR_SQE_TEST          0x0004 /* 1=SQE Test enabled */
2867#define M88E1000_PSCR_CLK125_DISABLE    0x0010 /* 1=CLK125 low,
2868                                                * 0=CLK125 toggling
2869                                                */
2870#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
2871                                               /* Manual MDI configuration */
2872#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
2873#define M88E1000_PSCR_AUTO_X_1000T     0x0040  /* 1000BASE-T: Auto crossover,
2874                                                *  100BASE-TX/10BASE-T:
2875                                                *  MDI Mode
2876                                                */
2877#define M88E1000_PSCR_AUTO_X_MODE      0x0060  /* Auto crossover enabled
2878                                                * all speeds.
2879                                                */
2880#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
2881                                        /* 1=Enable Extended 10BASE-T distance
2882                                         * (Lower 10BASE-T RX Threshold)
2883                                         * 0=Normal 10BASE-T RX Threshold */
2884#define M88E1000_PSCR_MII_5BIT_ENABLE      0x0100
2885                                        /* 1=5-Bit interface in 100BASE-TX
2886                                         * 0=MII interface in 100BASE-TX */
2887#define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200 /* 1=Scrambler disable */
2888#define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400 /* 1=Force link good */
2889#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800 /* 1=Assert CRS on Transmit */
2890
2891#define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT    1
2892#define M88E1000_PSCR_AUTO_X_MODE_SHIFT          5
2893#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
2894
2895/* M88E1000 PHY Specific Status Register */
2896#define M88E1000_PSSR_JABBER             0x0001 /* 1=Jabber */
2897#define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
2898#define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
2899#define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
2900#define M88E1000_PSSR_CABLE_LENGTH       0x0380 /* 0=<50M;1=50-80M;2=80-110M;
2901                                            * 3=110-140M;4=>140M */
2902#define M88E1000_PSSR_LINK               0x0400 /* 1=Link up, 0=Link down */
2903#define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800 /* 1=Speed & Duplex resolved */
2904#define M88E1000_PSSR_PAGE_RCVD          0x1000 /* 1=Page received */
2905#define M88E1000_PSSR_DPLX               0x2000 /* 1=Duplex 0=Half Duplex */
2906#define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
2907#define M88E1000_PSSR_10MBS              0x0000 /* 00=10Mbs */
2908#define M88E1000_PSSR_100MBS             0x4000 /* 01=100Mbs */
2909#define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
2910
2911#define M88E1000_PSSR_REV_POLARITY_SHIFT 1
2912#define M88E1000_PSSR_DOWNSHIFT_SHIFT    5
2913#define M88E1000_PSSR_MDIX_SHIFT         6
2914#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
2915
2916/* M88E1000 Extended PHY Specific Control Register */
2917#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000 /* 1=Fiber loopback */
2918#define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000 /* 1=Lost lock detect enabled.
2919                                              * Will assert lost lock and bring
2920                                              * link down if idle not seen
2921                                              * within 1ms in 1000BASE-T
2922                                              */
2923/* Number of times we will attempt to autonegotiate before downshifting if we
2924 * are the master */
2925#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
2926#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
2927#define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X   0x0400
2928#define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X   0x0800
2929#define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X   0x0C00
2930/* Number of times we will attempt to autonegotiate before downshifting if we
2931 * are the slave */
2932#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
2933#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS   0x0000
2934#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
2935#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
2936#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
2937#define M88E1000_EPSCR_TX_CLK_2_5     0x0060 /* 2.5 MHz TX_CLK */
2938#define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
2939#define M88E1000_EPSCR_TX_CLK_0       0x0000 /* NO  TX_CLK */
2940
2941/* M88EC018 Rev 2 specific DownShift settings */
2942#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
2943#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_1X    0x0000
2944#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_2X    0x0200
2945#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_3X    0x0400
2946#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_4X    0x0600
2947#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
2948#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_6X    0x0A00
2949#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_7X    0x0C00
2950#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_8X    0x0E00
2951
2952/* IGP01E1000 Specific Port Config Register - R/W */
2953#define IGP01E1000_PSCFR_AUTO_MDIX_PAR_DETECT  0x0010
2954#define IGP01E1000_PSCFR_PRE_EN                0x0020
2955#define IGP01E1000_PSCFR_SMART_SPEED           0x0080
2956#define IGP01E1000_PSCFR_DISABLE_TPLOOPBACK    0x0100
2957#define IGP01E1000_PSCFR_DISABLE_JABBER        0x0400
2958#define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
2959
2960/* IGP01E1000 Specific Port Status Register - R/O */
2961#define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001 /* RO LH SC */
2962#define IGP01E1000_PSSR_POLARITY_REVERSED      0x0002
2963#define IGP01E1000_PSSR_CABLE_LENGTH           0x007C
2964#define IGP01E1000_PSSR_FULL_DUPLEX            0x0200
2965#define IGP01E1000_PSSR_LINK_UP                0x0400
2966#define IGP01E1000_PSSR_MDIX                   0x0800
2967#define IGP01E1000_PSSR_SPEED_MASK             0xC000 /* speed bits mask */
2968#define IGP01E1000_PSSR_SPEED_10MBPS           0x4000
2969#define IGP01E1000_PSSR_SPEED_100MBPS          0x8000
2970#define IGP01E1000_PSSR_SPEED_1000MBPS         0xC000
2971#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002 /* shift right 2 */
2972#define IGP01E1000_PSSR_MDIX_SHIFT             0x000B /* shift right 11 */
2973
2974/* IGP01E1000 Specific Port Control Register - R/W */
2975#define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
2976#define IGP01E1000_PSCR_CORRECT_NC_SCMBLR      0x0200
2977#define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
2978#define IGP01E1000_PSCR_FLIP_CHIP              0x0800
2979#define IGP01E1000_PSCR_AUTO_MDIX              0x1000
2980#define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000 /* 0-MDI, 1-MDIX */
2981
2982/* IGP01E1000 Specific Port Link Health Register */
2983#define IGP01E1000_PLHR_SS_DOWNGRADE           0x8000
2984#define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR    0x4000
2985#define IGP01E1000_PLHR_MASTER_FAULT           0x2000
2986#define IGP01E1000_PLHR_MASTER_RESOLUTION      0x1000
2987#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800 /* LH */
2988#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400 /* LH */
2989#define IGP01E1000_PLHR_DATA_ERR_1             0x0200 /* LH */
2990#define IGP01E1000_PLHR_DATA_ERR_0             0x0100
2991#define IGP01E1000_PLHR_AUTONEG_FAULT          0x0040
2992#define IGP01E1000_PLHR_AUTONEG_ACTIVE         0x0010
2993#define IGP01E1000_PLHR_VALID_CHANNEL_D        0x0008
2994#define IGP01E1000_PLHR_VALID_CHANNEL_C        0x0004
2995#define IGP01E1000_PLHR_VALID_CHANNEL_B        0x0002
2996#define IGP01E1000_PLHR_VALID_CHANNEL_A        0x0001
2997
2998/* IGP01E1000 Channel Quality Register */
2999#define IGP01E1000_MSE_CHANNEL_D        0x000F
3000#define IGP01E1000_MSE_CHANNEL_C        0x00F0
3001#define IGP01E1000_MSE_CHANNEL_B        0x0F00
3002#define IGP01E1000_MSE_CHANNEL_A        0xF000
3003
3004#define IGP02E1000_PM_SPD                         0x0001  /* Smart Power Down */
3005#define IGP02E1000_PM_D3_LPLU                     0x0004  /* Enable LPLU in non-D0a modes */
3006#define IGP02E1000_PM_D0_LPLU                     0x0002  /* Enable LPLU in D0a mode */
3007
3008/* IGP01E1000 DSP reset macros */
3009#define DSP_RESET_ENABLE     0x0
3010#define DSP_RESET_DISABLE    0x2
3011#define E1000_MAX_DSP_RESETS 10
3012
3013/* IGP01E1000 & IGP02E1000 AGC Registers */
3014
3015#define IGP01E1000_AGC_LENGTH_SHIFT 7         /* Coarse - 13:11, Fine - 10:7 */
3016#define IGP02E1000_AGC_LENGTH_SHIFT 9         /* Coarse - 15:13, Fine - 12:9 */
3017
3018/* IGP02E1000 AGC Register Length 9-bit mask */
3019#define IGP02E1000_AGC_LENGTH_MASK  0x7F
3020
3021/* 7 bits (3 Coarse + 4 Fine) --> 128 optional values */
3022#define IGP01E1000_AGC_LENGTH_TABLE_SIZE 128
3023#define IGP02E1000_AGC_LENGTH_TABLE_SIZE 113
3024
3025/* The precision error of the cable length is +/- 10 meters */
3026#define IGP01E1000_AGC_RANGE    10
3027#define IGP02E1000_AGC_RANGE    15
3028
3029/* IGP01E1000 PCS Initialization register */
3030/* bits 3:6 in the PCS registers stores the channels polarity */
3031#define IGP01E1000_PHY_POLARITY_MASK    0x0078
3032
3033/* IGP01E1000 GMII FIFO Register */
3034#define IGP01E1000_GMII_FLEX_SPD               0x10 /* Enable flexible speed
3035                                                     * on Link-Up */
3036#define IGP01E1000_GMII_SPD                    0x20 /* Enable SPD */
3037
3038/* IGP01E1000 Analog Register */
3039#define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
3040#define IGP01E1000_ANALOG_FUSE_STATUS             0x20D0
3041#define IGP01E1000_ANALOG_FUSE_CONTROL            0x20DC
3042#define IGP01E1000_ANALOG_FUSE_BYPASS             0x20DE
3043
3044#define IGP01E1000_ANALOG_FUSE_POLY_MASK            0xF000
3045#define IGP01E1000_ANALOG_FUSE_FINE_MASK            0x0F80
3046#define IGP01E1000_ANALOG_FUSE_COARSE_MASK          0x0070
3047#define IGP01E1000_ANALOG_SPARE_FUSE_ENABLED        0x0100
3048#define IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL    0x0002
3049
3050#define IGP01E1000_ANALOG_FUSE_COARSE_THRESH        0x0040
3051#define IGP01E1000_ANALOG_FUSE_COARSE_10            0x0010
3052#define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
3053#define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
3054
3055/* GG82563 PHY Specific Status Register (Page 0, Register 16 */
3056#define GG82563_PSCR_DISABLE_JABBER             0x0001 /* 1=Disable Jabber */
3057#define GG82563_PSCR_POLARITY_REVERSAL_DISABLE  0x0002 /* 1=Polarity Reversal Disabled */
3058#define GG82563_PSCR_POWER_DOWN                 0x0004 /* 1=Power Down */
3059#define GG82563_PSCR_COPPER_TRANSMITER_DISABLE  0x0008 /* 1=Transmitter Disabled */
3060#define GG82563_PSCR_CROSSOVER_MODE_MASK        0x0060
3061#define GG82563_PSCR_CROSSOVER_MODE_MDI         0x0000 /* 00=Manual MDI configuration */
3062#define GG82563_PSCR_CROSSOVER_MODE_MDIX        0x0020 /* 01=Manual MDIX configuration */
3063#define GG82563_PSCR_CROSSOVER_MODE_AUTO        0x0060 /* 11=Automatic crossover */
3064#define GG82563_PSCR_ENALBE_EXTENDED_DISTANCE   0x0080 /* 1=Enable Extended Distance */
3065#define GG82563_PSCR_ENERGY_DETECT_MASK         0x0300
3066#define GG82563_PSCR_ENERGY_DETECT_OFF          0x0000 /* 00,01=Off */
3067#define GG82563_PSCR_ENERGY_DETECT_RX           0x0200 /* 10=Sense on Rx only (Energy Detect) */
3068#define GG82563_PSCR_ENERGY_DETECT_RX_TM        0x0300 /* 11=Sense and Tx NLP */
3069#define GG82563_PSCR_FORCE_LINK_GOOD            0x0400 /* 1=Force Link Good */
3070#define GG82563_PSCR_DOWNSHIFT_ENABLE           0x0800 /* 1=Enable Downshift */
3071#define GG82563_PSCR_DOWNSHIFT_COUNTER_MASK     0x7000
3072#define GG82563_PSCR_DOWNSHIFT_COUNTER_SHIFT    12
3073
3074/* PHY Specific Status Register (Page 0, Register 17) */
3075#define GG82563_PSSR_JABBER                0x0001 /* 1=Jabber */
3076#define GG82563_PSSR_POLARITY              0x0002 /* 1=Polarity Reversed */
3077#define GG82563_PSSR_LINK                  0x0008 /* 1=Link is Up */
3078#define GG82563_PSSR_ENERGY_DETECT         0x0010 /* 1=Sleep, 0=Active */
3079#define GG82563_PSSR_DOWNSHIFT             0x0020 /* 1=Downshift */
3080#define GG82563_PSSR_CROSSOVER_STATUS      0x0040 /* 1=MDIX, 0=MDI */
3081#define GG82563_PSSR_RX_PAUSE_ENABLED      0x0100 /* 1=Receive Pause Enabled */
3082#define GG82563_PSSR_TX_PAUSE_ENABLED      0x0200 /* 1=Transmit Pause Enabled */
3083#define GG82563_PSSR_LINK_UP               0x0400 /* 1=Link Up */
3084#define GG82563_PSSR_SPEED_DUPLEX_RESOLVED 0x0800 /* 1=Resolved */
3085#define GG82563_PSSR_PAGE_RECEIVED         0x1000 /* 1=Page Received */
3086#define GG82563_PSSR_DUPLEX                0x2000 /* 1-Full-Duplex */
3087#define GG82563_PSSR_SPEED_MASK            0xC000
3088#define GG82563_PSSR_SPEED_10MBPS          0x0000 /* 00=10Mbps */
3089#define GG82563_PSSR_SPEED_100MBPS         0x4000 /* 01=100Mbps */
3090#define GG82563_PSSR_SPEED_1000MBPS        0x8000 /* 10=1000Mbps */
3091
3092/* PHY Specific Status Register 2 (Page 0, Register 19) */
3093#define GG82563_PSSR2_JABBER                0x0001 /* 1=Jabber */
3094#define GG82563_PSSR2_POLARITY_CHANGED      0x0002 /* 1=Polarity Changed */
3095#define GG82563_PSSR2_ENERGY_DETECT_CHANGED 0x0010 /* 1=Energy Detect Changed */
3096#define GG82563_PSSR2_DOWNSHIFT_INTERRUPT   0x0020 /* 1=Downshift Detected */
3097#define GG82563_PSSR2_MDI_CROSSOVER_CHANGE  0x0040 /* 1=Crossover Changed */
3098#define GG82563_PSSR2_FALSE_CARRIER         0x0100 /* 1=False Carrier */
3099#define GG82563_PSSR2_SYMBOL_ERROR          0x0200 /* 1=Symbol Error */
3100#define GG82563_PSSR2_LINK_STATUS_CHANGED   0x0400 /* 1=Link Status Changed */
3101#define GG82563_PSSR2_AUTO_NEG_COMPLETED    0x0800 /* 1=Auto-Neg Completed */
3102#define GG82563_PSSR2_PAGE_RECEIVED         0x1000 /* 1=Page Received */
3103#define GG82563_PSSR2_DUPLEX_CHANGED        0x2000 /* 1=Duplex Changed */
3104#define GG82563_PSSR2_SPEED_CHANGED         0x4000 /* 1=Speed Changed */
3105#define GG82563_PSSR2_AUTO_NEG_ERROR        0x8000 /* 1=Auto-Neg Error */
3106
3107/* PHY Specific Control Register 2 (Page 0, Register 26) */
3108#define GG82563_PSCR2_10BT_POLARITY_FORCE           0x0002 /* 1=Force Negative Polarity */
3109#define GG82563_PSCR2_1000MB_TEST_SELECT_MASK       0x000C
3110#define GG82563_PSCR2_1000MB_TEST_SELECT_NORMAL     0x0000 /* 00,01=Normal Operation */
3111#define GG82563_PSCR2_1000MB_TEST_SELECT_112NS      0x0008 /* 10=Select 112ns Sequence */
3112#define GG82563_PSCR2_1000MB_TEST_SELECT_16NS       0x000C /* 11=Select 16ns Sequence */
3113#define GG82563_PSCR2_REVERSE_AUTO_NEG              0x2000 /* 1=Reverse Auto-Negotiation */
3114#define GG82563_PSCR2_1000BT_DISABLE                0x4000 /* 1=Disable 1000BASE-T */
3115#define GG82563_PSCR2_TRANSMITER_TYPE_MASK          0x8000
3116#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_B      0x0000 /* 0=Class B */
3117#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_A      0x8000 /* 1=Class A */
3118
3119/* MAC Specific Control Register (Page 2, Register 21) */
3120/* Tx clock speed for Link Down and 1000BASE-T for the following speeds */
3121#define GG82563_MSCR_TX_CLK_MASK                    0x0007
3122#define GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ           0x0004
3123#define GG82563_MSCR_TX_CLK_100MBPS_25MHZ           0x0005
3124#define GG82563_MSCR_TX_CLK_1000MBPS_2_5MHZ         0x0006
3125#define GG82563_MSCR_TX_CLK_1000MBPS_25MHZ          0x0007
3126
3127#define GG82563_MSCR_ASSERT_CRS_ON_TX               0x0010 /* 1=Assert */
3128
3129/* DSP Distance Register (Page 5, Register 26) */
3130#define GG82563_DSPD_CABLE_LENGTH               0x0007 /* 0 = <50M;
3131                                                          1 = 50-80M;
3132                                                          2 = 80-110M;
3133                                                          3 = 110-140M;
3134                                                          4 = >140M */
3135
3136/* Kumeran Mode Control Register (Page 193, Register 16) */
3137#define GG82563_KMCR_PHY_LEDS_EN                    0x0020 /* 1=PHY LEDs, 0=Kumeran Inband LEDs */
3138#define GG82563_KMCR_FORCE_LINK_UP                  0x0040 /* 1=Force Link Up */
3139#define GG82563_KMCR_SUPPRESS_SGMII_EPD_EXT         0x0080
3140#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT_MASK     0x0400
3141#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT          0x0400 /* 1=6.25MHz, 0=0.8MHz */
3142#define GG82563_KMCR_PASS_FALSE_CARRIER             0x0800
3143
3144/* Power Management Control Register (Page 193, Register 20) */
3145#define GG82563_PMCR_ENABLE_ELECTRICAL_IDLE         0x0001 /* 1=Enalbe SERDES Electrical Idle */
3146#define GG82563_PMCR_DISABLE_PORT                   0x0002 /* 1=Disable Port */
3147#define GG82563_PMCR_DISABLE_SERDES                 0x0004 /* 1=Disable SERDES */
3148#define GG82563_PMCR_REVERSE_AUTO_NEG               0x0008 /* 1=Enable Reverse Auto-Negotiation */
3149#define GG82563_PMCR_DISABLE_1000_NON_D0            0x0010 /* 1=Disable 1000Mbps Auto-Neg in non D0 */
3150#define GG82563_PMCR_DISABLE_1000                   0x0020 /* 1=Disable 1000Mbps Auto-Neg Always */
3151#define GG82563_PMCR_REVERSE_AUTO_NEG_D0A           0x0040 /* 1=Enable D0a Reverse Auto-Negotiation */
3152#define GG82563_PMCR_FORCE_POWER_STATE              0x0080 /* 1=Force Power State */
3153#define GG82563_PMCR_PROGRAMMED_POWER_STATE_MASK    0x0300
3154#define GG82563_PMCR_PROGRAMMED_POWER_STATE_DR      0x0000 /* 00=Dr */
3155#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0U     0x0100 /* 01=D0u */
3156#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0A     0x0200 /* 10=D0a */
3157#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D3      0x0300 /* 11=D3 */
3158
3159/* In-Band Control Register (Page 194, Register 18) */
3160#define GG82563_ICR_DIS_PADDING                     0x0010 /* Disable Padding Use */
3161
3162
3163/* Bit definitions for valid PHY IDs. */
3164/* I = Integrated
3165 * E = External
3166 */
3167#define M88_VENDOR         0x0141
3168#define M88E1000_E_PHY_ID  0x01410C50
3169#define M88E1000_I_PHY_ID  0x01410C30
3170#define M88E1011_I_PHY_ID  0x01410C20
3171#define IGP01E1000_I_PHY_ID  0x02A80380
3172#define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
3173#define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
3174#define M88E1011_I_REV_4   0x04
3175#define M88E1111_I_PHY_ID  0x01410CC0
3176#define L1LXT971A_PHY_ID   0x001378E0
3177#define GG82563_E_PHY_ID   0x01410CA0
3178
3179
3180/* Bits...
3181 * 15-5: page
3182 * 4-0: register offset
3183 */
3184#define PHY_PAGE_SHIFT        5
3185#define PHY_REG(page, reg)    \
3186        (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
3187
3188#define IGP3_PHY_PORT_CTRL           \
3189        PHY_REG(769, 17) /* Port General Configuration */
3190#define IGP3_PHY_RATE_ADAPT_CTRL \
3191        PHY_REG(769, 25) /* Rate Adapter Control Register */
3192
3193#define IGP3_KMRN_FIFO_CTRL_STATS \
3194        PHY_REG(770, 16) /* KMRN FIFO's control/status register */
3195#define IGP3_KMRN_POWER_MNG_CTRL \
3196        PHY_REG(770, 17) /* KMRN Power Management Control Register */
3197#define IGP3_KMRN_INBAND_CTRL \
3198        PHY_REG(770, 18) /* KMRN Inband Control Register */
3199#define IGP3_KMRN_DIAG \
3200        PHY_REG(770, 19) /* KMRN Diagnostic register */
3201#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002 /* RX PCS is not synced */
3202#define IGP3_KMRN_ACK_TIMEOUT \
3203        PHY_REG(770, 20) /* KMRN Acknowledge Timeouts register */
3204
3205#define IGP3_VR_CTRL \
3206        PHY_REG(776, 18) /* Voltage regulator control register */
3207#define IGP3_VR_CTRL_MODE_SHUT       0x0200 /* Enter powerdown, shutdown VRs */
3208#define IGP3_VR_CTRL_MODE_MASK       0x0300 /* Shutdown VR Mask */
3209
3210#define IGP3_CAPABILITY \
3211        PHY_REG(776, 19) /* IGP3 Capability Register */
3212
3213/* Capabilities for SKU Control  */
3214#define IGP3_CAP_INITIATE_TEAM       0x0001 /* Able to initiate a team */
3215#define IGP3_CAP_WFM                 0x0002 /* Support WoL and PXE */
3216#define IGP3_CAP_ASF                 0x0004 /* Support ASF */
3217#define IGP3_CAP_LPLU                0x0008 /* Support Low Power Link Up */
3218#define IGP3_CAP_DC_AUTO_SPEED       0x0010 /* Support AC/DC Auto Link Speed */
3219#define IGP3_CAP_SPD                 0x0020 /* Support Smart Power Down */
3220#define IGP3_CAP_MULT_QUEUE          0x0040 /* Support 2 tx & 2 rx queues */
3221#define IGP3_CAP_RSS                 0x0080 /* Support RSS */
3222#define IGP3_CAP_8021PQ              0x0100 /* Support 802.1Q & 802.1p */
3223#define IGP3_CAP_AMT_CB              0x0200 /* Support active manageability and circuit breaker */
3224
3225#define IGP3_PPC_JORDAN_EN           0x0001
3226#define IGP3_PPC_JORDAN_GIGA_SPEED   0x0002
3227
3228#define IGP3_KMRN_PMC_EE_IDLE_LINK_DIS         0x0001
3229#define IGP3_KMRN_PMC_K0S_ENTRY_LATENCY_MASK   0x001E
3230#define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA        0x0020
3231#define IGP3_KMRN_PMC_K0S_MODE1_EN_100         0x0040
3232
3233#define IGP3E1000_PHY_MISC_CTRL                0x1B   /* Misc. Ctrl register */
3234#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000 /* Duplex Manual Set */
3235
3236#define IGP3_KMRN_EXT_CTRL  PHY_REG(770, 18)
3237#define IGP3_KMRN_EC_DIS_INBAND    0x0080
3238
3239#define IGP03E1000_E_PHY_ID  0x02A80390
3240#define IFE_E_PHY_ID         0x02A80330 /* 10/100 PHY */
3241#define IFE_PLUS_E_PHY_ID    0x02A80320
3242#define IFE_C_E_PHY_ID       0x02A80310
3243
3244#define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10  /* 100BaseTx Extended Status, Control and Address */
3245#define IFE_PHY_SPECIAL_CONTROL           0x11  /* 100BaseTx PHY special control register */
3246#define IFE_PHY_RCV_FALSE_CARRIER         0x13  /* 100BaseTx Receive False Carrier Counter */
3247#define IFE_PHY_RCV_DISCONNECT            0x14  /* 100BaseTx Receive Disconnet Counter */
3248#define IFE_PHY_RCV_ERROT_FRAME           0x15  /* 100BaseTx Receive Error Frame Counter */
3249#define IFE_PHY_RCV_SYMBOL_ERR            0x16  /* Receive Symbol Error Counter */
3250#define IFE_PHY_PREM_EOF_ERR              0x17  /* 100BaseTx Receive Premature End Of Frame Error Counter */
3251#define IFE_PHY_RCV_EOF_ERR               0x18  /* 10BaseT Receive End Of Frame Error Counter */
3252#define IFE_PHY_TX_JABBER_DETECT          0x19  /* 10BaseT Transmit Jabber Detect Counter */
3253#define IFE_PHY_EQUALIZER                 0x1A  /* PHY Equalizer Control and Status */
3254#define IFE_PHY_SPECIAL_CONTROL_LED       0x1B  /* PHY special control and LED configuration */
3255#define IFE_PHY_MDIX_CONTROL              0x1C  /* MDI/MDI-X Control register */
3256#define IFE_PHY_HWI_CONTROL               0x1D  /* Hardware Integrity Control (HWI) */
3257
3258#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000  /* Defaut 1 = Disable auto reduced power down */
3259#define IFE_PESC_100BTX_POWER_DOWN           0x0400  /* Indicates the power state of 100BASE-TX */
3260#define IFE_PESC_10BTX_POWER_DOWN            0x0200  /* Indicates the power state of 10BASE-T */
3261#define IFE_PESC_POLARITY_REVERSED           0x0100  /* Indicates 10BASE-T polarity */
3262#define IFE_PESC_PHY_ADDR_MASK               0x007C  /* Bit 6:2 for sampled PHY address */
3263#define IFE_PESC_SPEED                       0x0002  /* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
3264#define IFE_PESC_DUPLEX                      0x0001  /* Auto-negotiation duplex result 1=Full, 0=Half */
3265#define IFE_PESC_POLARITY_REVERSED_SHIFT     8
3266
3267#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100  /* 1 = Dyanmic Power Down disabled */
3268#define IFE_PSC_FORCE_POLARITY               0x0020  /* 1=Reversed Polarity, 0=Normal */
3269#define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010  /* 1=Auto Polarity Disabled, 0=Enabled */
3270#define IFE_PSC_JABBER_FUNC_DISABLE          0x0001  /* 1=Jabber Disabled, 0=Normal Jabber Operation */
3271#define IFE_PSC_FORCE_POLARITY_SHIFT         5
3272#define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
3273
3274#define IFE_PMC_AUTO_MDIX                    0x0080  /* 1=enable MDI/MDI-X feature, default 0=disabled */
3275#define IFE_PMC_FORCE_MDIX                   0x0040  /* 1=force MDIX-X, 0=force MDI */
3276#define IFE_PMC_MDIX_STATUS                  0x0020  /* 1=MDI-X, 0=MDI */
3277#define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010  /* Resolution algorithm is completed */
3278#define IFE_PMC_MDIX_MODE_SHIFT              6
3279#define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000  /* Disable auto MDI-X */
3280
3281#define IFE_PHC_HWI_ENABLE                   0x8000  /* Enable the HWI feature */
3282#define IFE_PHC_ABILITY_CHECK                0x4000  /* 1= Test Passed, 0=failed */
3283#define IFE_PHC_TEST_EXEC                    0x2000  /* PHY launch test pulses on the wire */
3284#define IFE_PHC_HIGHZ                        0x0200  /* 1 = Open Circuit */
3285#define IFE_PHC_LOWZ                         0x0400  /* 1 = Short Circuit */
3286#define IFE_PHC_LOW_HIGH_Z_MASK              0x0600  /* Mask for indication type of problem on the line */
3287#define IFE_PHC_DISTANCE_MASK                0x01FF  /* Mask for distance to the cable problem, in 80cm granularity */
3288#define IFE_PHC_RESET_ALL_MASK               0x0000  /* Disable HWI */
3289#define IFE_PSCL_PROBE_MODE                  0x0020  /* LED Probe mode */
3290#define IFE_PSCL_PROBE_LEDS_OFF              0x0006  /* Force LEDs 0 and 2 off */
3291#define IFE_PSCL_PROBE_LEDS_ON               0x0007  /* Force LEDs 0 and 2 on */
3292
3293#define ICH_FLASH_COMMAND_TIMEOUT            5000    /* 5000 uSecs - adjusted */
3294#define ICH_FLASH_ERASE_TIMEOUT              3000000 /* Up to 3 seconds - worst case */
3295#define ICH_FLASH_CYCLE_REPEAT_COUNT         10      /* 10 cycles */
3296#define ICH_FLASH_SEG_SIZE_256               256
3297#define ICH_FLASH_SEG_SIZE_4K                4096
3298#define ICH_FLASH_SEG_SIZE_64K               65536
3299
3300#define ICH_CYCLE_READ                       0x0
3301#define ICH_CYCLE_RESERVED                   0x1
3302#define ICH_CYCLE_WRITE                      0x2
3303#define ICH_CYCLE_ERASE                      0x3
3304
3305#define ICH_FLASH_GFPREG   0x0000
3306#define ICH_FLASH_HSFSTS   0x0004
3307#define ICH_FLASH_HSFCTL   0x0006
3308#define ICH_FLASH_FADDR    0x0008
3309#define ICH_FLASH_FDATA0   0x0010
3310#define ICH_FLASH_FRACC    0x0050
3311#define ICH_FLASH_FREG0    0x0054
3312#define ICH_FLASH_FREG1    0x0058
3313#define ICH_FLASH_FREG2    0x005C
3314#define ICH_FLASH_FREG3    0x0060
3315#define ICH_FLASH_FPR0     0x0074
3316#define ICH_FLASH_FPR1     0x0078
3317#define ICH_FLASH_SSFSTS   0x0090
3318#define ICH_FLASH_SSFCTL   0x0092
3319#define ICH_FLASH_PREOP    0x0094
3320#define ICH_FLASH_OPTYPE   0x0096
3321#define ICH_FLASH_OPMENU   0x0098
3322
3323#define ICH_FLASH_REG_MAPSIZE      0x00A0
3324#define ICH_FLASH_SECTOR_SIZE      4096
3325#define ICH_GFPREG_BASE_MASK       0x1FFF
3326#define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
3327
3328/* ICH8 GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
3329/* Offset 04h HSFSTS */
3330union ich8_hws_flash_status {
3331    struct ich8_hsfsts {
3332#ifdef E1000_BIG_ENDIAN
3333        uint16_t reserved2      :6;
3334        uint16_t fldesvalid     :1;
3335        uint16_t flockdn        :1;
3336        uint16_t flcdone        :1;
3337        uint16_t flcerr         :1;
3338        uint16_t dael           :1;
3339        uint16_t berasesz       :2;
3340        uint16_t flcinprog      :1;
3341        uint16_t reserved1      :2;
3342#else
3343        uint16_t flcdone        :1;   /* bit 0 Flash Cycle Done */
3344        uint16_t flcerr         :1;   /* bit 1 Flash Cycle Error */
3345        uint16_t dael           :1;   /* bit 2 Direct Access error Log */
3346        uint16_t berasesz       :2;   /* bit 4:3 Block/Sector Erase Size */
3347        uint16_t flcinprog      :1;   /* bit 5 flash SPI cycle in Progress */
3348        uint16_t reserved1      :2;   /* bit 13:6 Reserved */
3349        uint16_t reserved2      :6;   /* bit 13:6 Reserved */
3350        uint16_t fldesvalid     :1;   /* bit 14 Flash Descriptor Valid */
3351        uint16_t flockdn        :1;   /* bit 15 Flash Configuration Lock-Down */
3352#endif
3353    } hsf_status;
3354    uint16_t regval;
3355};
3356
3357/* ICH8 GbE Flash Hardware Sequencing Flash control Register bit breakdown */
3358/* Offset 06h FLCTL */
3359union ich8_hws_flash_ctrl {
3360    struct ich8_hsflctl {
3361#ifdef E1000_BIG_ENDIAN
3362        uint16_t fldbcount      :2;
3363        uint16_t flockdn        :6;
3364        uint16_t flcgo          :1;
3365        uint16_t flcycle        :2;
3366        uint16_t reserved       :5;
3367#else
3368        uint16_t flcgo          :1;   /* 0 Flash Cycle Go */
3369        uint16_t flcycle        :2;   /* 2:1 Flash Cycle */
3370        uint16_t reserved       :5;   /* 7:3 Reserved  */
3371        uint16_t fldbcount      :2;   /* 9:8 Flash Data Byte Count */
3372        uint16_t flockdn        :6;   /* 15:10 Reserved */
3373#endif
3374    } hsf_ctrl;
3375    uint16_t regval;
3376};
3377
3378/* ICH8 Flash Region Access Permissions */
3379union ich8_hws_flash_regacc {
3380    struct ich8_flracc {
3381#ifdef E1000_BIG_ENDIAN
3382        uint32_t gmwag          :8;
3383        uint32_t gmrag          :8;
3384        uint32_t grwa           :8;
3385        uint32_t grra           :8;
3386#else
3387        uint32_t grra           :8;   /* 0:7 GbE region Read Access */
3388        uint32_t grwa           :8;   /* 8:15 GbE region Write Access */
3389        uint32_t gmrag          :8;   /* 23:16 GbE Master Read Access Grant  */
3390        uint32_t gmwag          :8;   /* 31:24 GbE Master Write Access Grant */
3391#endif
3392    } hsf_flregacc;
3393    uint16_t regval;
3394};
3395
3396/* Miscellaneous PHY bit definitions. */
3397#define PHY_PREAMBLE        0xFFFFFFFF
3398#define PHY_SOF             0x01
3399#define PHY_OP_READ         0x02
3400#define PHY_OP_WRITE        0x01
3401#define PHY_TURNAROUND      0x02
3402#define PHY_PREAMBLE_SIZE   32
3403#define MII_CR_SPEED_1000   0x0040
3404#define MII_CR_SPEED_100    0x2000
3405#define MII_CR_SPEED_10     0x0000
3406#define E1000_PHY_ADDRESS   0x01
3407#define PHY_AUTO_NEG_TIME   45  /* 4.5 Seconds */
3408#define PHY_FORCE_TIME      20  /* 2.0 Seconds */
3409#define PHY_REVISION_MASK   0xFFFFFFF0
3410#define DEVICE_SPEED_MASK   0x00000300  /* Device Ctrl Reg Speed Mask */
3411#define REG4_SPEED_MASK     0x01E0
3412#define REG9_SPEED_MASK     0x0300
3413#define ADVERTISE_10_HALF   0x0001
3414#define ADVERTISE_10_FULL   0x0002
3415#define ADVERTISE_100_HALF  0x0004
3416#define ADVERTISE_100_FULL  0x0008
3417#define ADVERTISE_1000_HALF 0x0010
3418#define ADVERTISE_1000_FULL 0x0020
3419#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F  /* Everything but 1000-Half */
3420#define AUTONEG_ADVERTISE_10_100_ALL    0x000F /* All 10/100 speeds*/
3421#define AUTONEG_ADVERTISE_10_ALL        0x0003 /* 10Mbps Full & Half speeds*/
3422
3423#endif /* _E1000_HW_H_ */
3424
3425/*
3426 * Local variables:
3427 *  c-basic-offset: 8
3428 *  c-indent-level: 8
3429 *  tab-width: 8
3430 * End:
3431 */
3432