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v5.4
  1/* SPDX-License-Identifier: GPL-2.0 */
  2/* Copyright(c) 1999 - 2018 Intel Corporation. */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  3
  4#ifndef _E1000_HW_H_
  5#define _E1000_HW_H_
  6
  7#include "regs.h"
  8#include "defines.h"
  9
 10struct e1000_hw;
 11
 12#define E1000_DEV_ID_82571EB_COPPER		0x105E
 13#define E1000_DEV_ID_82571EB_FIBER		0x105F
 14#define E1000_DEV_ID_82571EB_SERDES		0x1060
 15#define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
 16#define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
 17#define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
 18#define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
 19#define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
 20#define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
 21#define E1000_DEV_ID_82572EI_COPPER		0x107D
 22#define E1000_DEV_ID_82572EI_FIBER		0x107E
 23#define E1000_DEV_ID_82572EI_SERDES		0x107F
 24#define E1000_DEV_ID_82572EI			0x10B9
 25#define E1000_DEV_ID_82573E			0x108B
 26#define E1000_DEV_ID_82573E_IAMT		0x108C
 27#define E1000_DEV_ID_82573L			0x109A
 28#define E1000_DEV_ID_82574L			0x10D3
 29#define E1000_DEV_ID_82574LA			0x10F6
 30#define E1000_DEV_ID_82583V			0x150C
 31#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
 32#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
 33#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
 34#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
 35#define E1000_DEV_ID_ICH8_82567V_3		0x1501
 36#define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
 37#define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
 38#define E1000_DEV_ID_ICH8_IGP_C			0x104B
 39#define E1000_DEV_ID_ICH8_IFE			0x104C
 40#define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
 41#define E1000_DEV_ID_ICH8_IFE_G			0x10C5
 42#define E1000_DEV_ID_ICH8_IGP_M			0x104D
 43#define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
 44#define E1000_DEV_ID_ICH9_BM			0x10E5
 45#define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
 46#define E1000_DEV_ID_ICH9_IGP_M			0x10BF
 47#define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
 48#define E1000_DEV_ID_ICH9_IGP_C			0x294C
 49#define E1000_DEV_ID_ICH9_IFE			0x10C0
 50#define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
 51#define E1000_DEV_ID_ICH9_IFE_G			0x10C2
 52#define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
 53#define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
 54#define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
 55#define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
 56#define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
 57#define E1000_DEV_ID_ICH10_D_BM_V		0x1525
 58#define E1000_DEV_ID_PCH_M_HV_LM		0x10EA
 59#define E1000_DEV_ID_PCH_M_HV_LC		0x10EB
 60#define E1000_DEV_ID_PCH_D_HV_DM		0x10EF
 61#define E1000_DEV_ID_PCH_D_HV_DC		0x10F0
 62#define E1000_DEV_ID_PCH2_LV_LM			0x1502
 63#define E1000_DEV_ID_PCH2_LV_V			0x1503
 64#define E1000_DEV_ID_PCH_LPT_I217_LM		0x153A
 65#define E1000_DEV_ID_PCH_LPT_I217_V		0x153B
 66#define E1000_DEV_ID_PCH_LPTLP_I218_LM		0x155A
 67#define E1000_DEV_ID_PCH_LPTLP_I218_V		0x1559
 68#define E1000_DEV_ID_PCH_I218_LM2		0x15A0
 69#define E1000_DEV_ID_PCH_I218_V2		0x15A1
 70#define E1000_DEV_ID_PCH_I218_LM3		0x15A2	/* Wildcat Point PCH */
 71#define E1000_DEV_ID_PCH_I218_V3		0x15A3	/* Wildcat Point PCH */
 72#define E1000_DEV_ID_PCH_SPT_I219_LM		0x156F	/* SPT PCH */
 73#define E1000_DEV_ID_PCH_SPT_I219_V		0x1570	/* SPT PCH */
 74#define E1000_DEV_ID_PCH_SPT_I219_LM2		0x15B7	/* SPT-H PCH */
 75#define E1000_DEV_ID_PCH_SPT_I219_V2		0x15B8	/* SPT-H PCH */
 76#define E1000_DEV_ID_PCH_LBG_I219_LM3		0x15B9	/* LBG PCH */
 77#define E1000_DEV_ID_PCH_SPT_I219_LM4		0x15D7
 78#define E1000_DEV_ID_PCH_SPT_I219_V4		0x15D8
 79#define E1000_DEV_ID_PCH_SPT_I219_LM5		0x15E3
 80#define E1000_DEV_ID_PCH_SPT_I219_V5		0x15D6
 81#define E1000_DEV_ID_PCH_CNP_I219_LM6		0x15BD
 82#define E1000_DEV_ID_PCH_CNP_I219_V6		0x15BE
 83#define E1000_DEV_ID_PCH_CNP_I219_LM7		0x15BB
 84#define E1000_DEV_ID_PCH_CNP_I219_V7		0x15BC
 85#define E1000_DEV_ID_PCH_ICP_I219_LM8		0x15DF
 86#define E1000_DEV_ID_PCH_ICP_I219_V8		0x15E0
 87#define E1000_DEV_ID_PCH_ICP_I219_LM9		0x15E1
 88#define E1000_DEV_ID_PCH_ICP_I219_V9		0x15E2
 89
 90#define E1000_REVISION_4	4
 91
 92#define E1000_FUNC_1		1
 93
 94#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
 95#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
 96
 97enum e1000_mac_type {
 98	e1000_82571,
 99	e1000_82572,
100	e1000_82573,
101	e1000_82574,
102	e1000_82583,
103	e1000_80003es2lan,
104	e1000_ich8lan,
105	e1000_ich9lan,
106	e1000_ich10lan,
107	e1000_pchlan,
108	e1000_pch2lan,
109	e1000_pch_lpt,
110	e1000_pch_spt,
111	e1000_pch_cnp,
112};
113
114enum e1000_media_type {
115	e1000_media_type_unknown = 0,
116	e1000_media_type_copper = 1,
117	e1000_media_type_fiber = 2,
118	e1000_media_type_internal_serdes = 3,
119	e1000_num_media_types
120};
121
122enum e1000_nvm_type {
123	e1000_nvm_unknown = 0,
124	e1000_nvm_none,
125	e1000_nvm_eeprom_spi,
126	e1000_nvm_flash_hw,
127	e1000_nvm_flash_sw
128};
129
130enum e1000_nvm_override {
131	e1000_nvm_override_none = 0,
132	e1000_nvm_override_spi_small,
133	e1000_nvm_override_spi_large
134};
135
136enum e1000_phy_type {
137	e1000_phy_unknown = 0,
138	e1000_phy_none,
139	e1000_phy_m88,
140	e1000_phy_igp,
141	e1000_phy_igp_2,
142	e1000_phy_gg82563,
143	e1000_phy_igp_3,
144	e1000_phy_ife,
145	e1000_phy_bm,
146	e1000_phy_82578,
147	e1000_phy_82577,
148	e1000_phy_82579,
149	e1000_phy_i217,
150};
151
152enum e1000_bus_width {
153	e1000_bus_width_unknown = 0,
154	e1000_bus_width_pcie_x1,
155	e1000_bus_width_pcie_x2,
156	e1000_bus_width_pcie_x4 = 4,
157	e1000_bus_width_pcie_x8 = 8,
158	e1000_bus_width_32,
159	e1000_bus_width_64,
160	e1000_bus_width_reserved
161};
162
163enum e1000_1000t_rx_status {
164	e1000_1000t_rx_status_not_ok = 0,
165	e1000_1000t_rx_status_ok,
166	e1000_1000t_rx_status_undefined = 0xFF
167};
168
169enum e1000_rev_polarity {
170	e1000_rev_polarity_normal = 0,
171	e1000_rev_polarity_reversed,
172	e1000_rev_polarity_undefined = 0xFF
173};
174
175enum e1000_fc_mode {
176	e1000_fc_none = 0,
177	e1000_fc_rx_pause,
178	e1000_fc_tx_pause,
179	e1000_fc_full,
180	e1000_fc_default = 0xFF
181};
182
183enum e1000_ms_type {
184	e1000_ms_hw_default = 0,
185	e1000_ms_force_master,
186	e1000_ms_force_slave,
187	e1000_ms_auto
188};
189
190enum e1000_smart_speed {
191	e1000_smart_speed_default = 0,
192	e1000_smart_speed_on,
193	e1000_smart_speed_off
194};
195
196enum e1000_serdes_link_state {
197	e1000_serdes_link_down = 0,
198	e1000_serdes_link_autoneg_progress,
199	e1000_serdes_link_autoneg_complete,
200	e1000_serdes_link_forced_up
201};
202
203/* Receive Descriptor - Extended */
204union e1000_rx_desc_extended {
205	struct {
206		__le64 buffer_addr;
207		__le64 reserved;
208	} read;
209	struct {
210		struct {
211			__le32 mrq;	      /* Multiple Rx Queues */
212			union {
213				__le32 rss;	    /* RSS Hash */
214				struct {
215					__le16 ip_id;  /* IP id */
216					__le16 csum;   /* Packet Checksum */
217				} csum_ip;
218			} hi_dword;
219		} lower;
220		struct {
221			__le32 status_error;     /* ext status/error */
222			__le16 length;
223			__le16 vlan;	     /* VLAN tag */
224		} upper;
225	} wb;  /* writeback */
226};
227
228#define MAX_PS_BUFFERS 4
229
230/* Number of packet split data buffers (not including the header buffer) */
231#define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
232
233/* Receive Descriptor - Packet Split */
234union e1000_rx_desc_packet_split {
235	struct {
236		/* one buffer for protocol header(s), three data buffers */
237		__le64 buffer_addr[MAX_PS_BUFFERS];
238	} read;
239	struct {
240		struct {
241			__le32 mrq;	      /* Multiple Rx Queues */
242			union {
243				__le32 rss;	      /* RSS Hash */
244				struct {
245					__le16 ip_id;    /* IP id */
246					__le16 csum;     /* Packet Checksum */
247				} csum_ip;
248			} hi_dword;
249		} lower;
250		struct {
251			__le32 status_error;     /* ext status/error */
252			__le16 length0;	  /* length of buffer 0 */
253			__le16 vlan;	     /* VLAN tag */
254		} middle;
255		struct {
256			__le16 header_status;
257			/* length of buffers 1-3 */
258			__le16 length[PS_PAGE_BUFFERS];
259		} upper;
260		__le64 reserved;
261	} wb; /* writeback */
262};
263
264/* Transmit Descriptor */
265struct e1000_tx_desc {
266	__le64 buffer_addr;      /* Address of the descriptor's data buffer */
267	union {
268		__le32 data;
269		struct {
270			__le16 length;    /* Data buffer length */
271			u8 cso;	/* Checksum offset */
272			u8 cmd;	/* Descriptor control */
273		} flags;
274	} lower;
275	union {
276		__le32 data;
277		struct {
278			u8 status;     /* Descriptor status */
279			u8 css;	/* Checksum start */
280			__le16 special;
281		} fields;
282	} upper;
283};
284
285/* Offload Context Descriptor */
286struct e1000_context_desc {
287	union {
288		__le32 ip_config;
289		struct {
290			u8 ipcss;      /* IP checksum start */
291			u8 ipcso;      /* IP checksum offset */
292			__le16 ipcse;     /* IP checksum end */
293		} ip_fields;
294	} lower_setup;
295	union {
296		__le32 tcp_config;
297		struct {
298			u8 tucss;      /* TCP checksum start */
299			u8 tucso;      /* TCP checksum offset */
300			__le16 tucse;     /* TCP checksum end */
301		} tcp_fields;
302	} upper_setup;
303	__le32 cmd_and_length;
304	union {
305		__le32 data;
306		struct {
307			u8 status;     /* Descriptor status */
308			u8 hdr_len;    /* Header length */
309			__le16 mss;       /* Maximum segment size */
310		} fields;
311	} tcp_seg_setup;
312};
313
314/* Offload data descriptor */
315struct e1000_data_desc {
316	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
317	union {
318		__le32 data;
319		struct {
320			__le16 length;    /* Data buffer length */
321			u8 typ_len_ext;
322			u8 cmd;
323		} flags;
324	} lower;
325	union {
326		__le32 data;
327		struct {
328			u8 status;     /* Descriptor status */
329			u8 popts;      /* Packet Options */
330			__le16 special;
331		} fields;
332	} upper;
333};
334
335/* Statistics counters collected by the MAC */
336struct e1000_hw_stats {
337	u64 crcerrs;
338	u64 algnerrc;
339	u64 symerrs;
340	u64 rxerrc;
341	u64 mpc;
342	u64 scc;
343	u64 ecol;
344	u64 mcc;
345	u64 latecol;
346	u64 colc;
347	u64 dc;
348	u64 tncrs;
349	u64 sec;
350	u64 cexterr;
351	u64 rlec;
352	u64 xonrxc;
353	u64 xontxc;
354	u64 xoffrxc;
355	u64 xofftxc;
356	u64 fcruc;
357	u64 prc64;
358	u64 prc127;
359	u64 prc255;
360	u64 prc511;
361	u64 prc1023;
362	u64 prc1522;
363	u64 gprc;
364	u64 bprc;
365	u64 mprc;
366	u64 gptc;
367	u64 gorc;
368	u64 gotc;
369	u64 rnbc;
370	u64 ruc;
371	u64 rfc;
372	u64 roc;
373	u64 rjc;
374	u64 mgprc;
375	u64 mgpdc;
376	u64 mgptc;
377	u64 tor;
378	u64 tot;
379	u64 tpr;
380	u64 tpt;
381	u64 ptc64;
382	u64 ptc127;
383	u64 ptc255;
384	u64 ptc511;
385	u64 ptc1023;
386	u64 ptc1522;
387	u64 mptc;
388	u64 bptc;
389	u64 tsctc;
390	u64 tsctfc;
391	u64 iac;
392	u64 icrxptc;
393	u64 icrxatc;
394	u64 ictxptc;
395	u64 ictxatc;
396	u64 ictxqec;
397	u64 ictxqmtc;
398	u64 icrxdmtc;
399	u64 icrxoc;
400};
401
402struct e1000_phy_stats {
403	u32 idle_errors;
404	u32 receive_errors;
405};
406
407struct e1000_host_mng_dhcp_cookie {
408	u32 signature;
409	u8 status;
410	u8 reserved0;
411	u16 vlan_id;
412	u32 reserved1;
413	u16 reserved2;
414	u8 reserved3;
415	u8 checksum;
416};
417
418/* Host Interface "Rev 1" */
419struct e1000_host_command_header {
420	u8 command_id;
421	u8 command_length;
422	u8 command_options;
423	u8 checksum;
424};
425
426#define E1000_HI_MAX_DATA_LENGTH	252
427struct e1000_host_command_info {
428	struct e1000_host_command_header command_header;
429	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
430};
431
432/* Host Interface "Rev 2" */
433struct e1000_host_mng_command_header {
434	u8 command_id;
435	u8 checksum;
436	u16 reserved1;
437	u16 reserved2;
438	u16 command_length;
439};
440
441#define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
442struct e1000_host_mng_command_info {
443	struct e1000_host_mng_command_header command_header;
444	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
445};
446
447#include "mac.h"
448#include "phy.h"
449#include "nvm.h"
450#include "manage.h"
451
452/* Function pointers for the MAC. */
453struct e1000_mac_operations {
454	s32  (*id_led_init)(struct e1000_hw *);
455	s32  (*blink_led)(struct e1000_hw *);
456	bool (*check_mng_mode)(struct e1000_hw *);
457	s32  (*check_for_link)(struct e1000_hw *);
458	s32  (*cleanup_led)(struct e1000_hw *);
459	void (*clear_hw_cntrs)(struct e1000_hw *);
460	void (*clear_vfta)(struct e1000_hw *);
461	s32  (*get_bus_info)(struct e1000_hw *);
462	void (*set_lan_id)(struct e1000_hw *);
463	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
464	s32  (*led_on)(struct e1000_hw *);
465	s32  (*led_off)(struct e1000_hw *);
466	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
467	s32  (*reset_hw)(struct e1000_hw *);
468	s32  (*init_hw)(struct e1000_hw *);
469	s32  (*setup_link)(struct e1000_hw *);
470	s32  (*setup_physical_interface)(struct e1000_hw *);
471	s32  (*setup_led)(struct e1000_hw *);
472	void (*write_vfta)(struct e1000_hw *, u32, u32);
473	void (*config_collision_dist)(struct e1000_hw *);
474	int  (*rar_set)(struct e1000_hw *, u8 *, u32);
475	s32  (*read_mac_addr)(struct e1000_hw *);
476	u32  (*rar_get_count)(struct e1000_hw *);
477};
478
479/* When to use various PHY register access functions:
480 *
481 *                 Func   Caller
482 *   Function      Does   Does    When to use
483 *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
484 *   X_reg         L,P,A  n/a     for simple PHY reg accesses
485 *   X_reg_locked  P,A    L       for multiple accesses of different regs
486 *                                on different pages
487 *   X_reg_page    A      L,P     for multiple accesses of different regs
488 *                                on the same page
489 *
490 * Where X=[read|write], L=locking, P=sets page, A=register access
491 *
492 */
493struct e1000_phy_operations {
494	s32  (*acquire)(struct e1000_hw *);
495	s32  (*cfg_on_link_up)(struct e1000_hw *);
496	s32  (*check_polarity)(struct e1000_hw *);
497	s32  (*check_reset_block)(struct e1000_hw *);
498	s32  (*commit)(struct e1000_hw *);
499	s32  (*force_speed_duplex)(struct e1000_hw *);
500	s32  (*get_cfg_done)(struct e1000_hw *hw);
501	s32  (*get_cable_length)(struct e1000_hw *);
502	s32  (*get_info)(struct e1000_hw *);
503	s32  (*set_page)(struct e1000_hw *, u16);
504	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
505	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
506	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
507	void (*release)(struct e1000_hw *);
508	s32  (*reset)(struct e1000_hw *);
509	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
510	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
511	s32  (*write_reg)(struct e1000_hw *, u32, u16);
512	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
513	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
514	void (*power_up)(struct e1000_hw *);
515	void (*power_down)(struct e1000_hw *);
516};
517
518/* Function pointers for the NVM. */
519struct e1000_nvm_operations {
520	s32  (*acquire)(struct e1000_hw *);
521	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
522	void (*release)(struct e1000_hw *);
523	void (*reload)(struct e1000_hw *);
524	s32  (*update)(struct e1000_hw *);
525	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
526	s32  (*validate)(struct e1000_hw *);
527	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
528};
529
530struct e1000_mac_info {
531	struct e1000_mac_operations ops;
532	u8 addr[ETH_ALEN];
533	u8 perm_addr[ETH_ALEN];
534
535	enum e1000_mac_type type;
536
537	u32 collision_delta;
538	u32 ledctl_default;
539	u32 ledctl_mode1;
540	u32 ledctl_mode2;
541	u32 mc_filter_type;
542	u32 tx_packet_delta;
543	u32 txcw;
544
545	u16 current_ifs_val;
546	u16 ifs_max_val;
547	u16 ifs_min_val;
548	u16 ifs_ratio;
549	u16 ifs_step_size;
550	u16 mta_reg_count;
551
552	/* Maximum size of the MTA register table in all supported adapters */
553#define MAX_MTA_REG 128
554	u32 mta_shadow[MAX_MTA_REG];
555	u16 rar_entry_count;
556
557	u8 forced_speed_duplex;
558
559	bool adaptive_ifs;
560	bool has_fwsm;
561	bool arc_subsystem_valid;
562	bool autoneg;
563	bool autoneg_failed;
564	bool get_link_status;
565	bool in_ifs_mode;
566	bool serdes_has_link;
567	bool tx_pkt_filtering;
568	enum e1000_serdes_link_state serdes_link_state;
569};
570
571struct e1000_phy_info {
572	struct e1000_phy_operations ops;
573
574	enum e1000_phy_type type;
575
576	enum e1000_1000t_rx_status local_rx;
577	enum e1000_1000t_rx_status remote_rx;
578	enum e1000_ms_type ms_type;
579	enum e1000_ms_type original_ms_type;
580	enum e1000_rev_polarity cable_polarity;
581	enum e1000_smart_speed smart_speed;
582
583	u32 addr;
584	u32 id;
585	u32 reset_delay_us;	/* in usec */
586	u32 revision;
587
588	enum e1000_media_type media_type;
589
590	u16 autoneg_advertised;
591	u16 autoneg_mask;
592	u16 cable_length;
593	u16 max_cable_length;
594	u16 min_cable_length;
595
596	u8 mdix;
597
598	bool disable_polarity_correction;
599	bool is_mdix;
600	bool polarity_correction;
601	bool speed_downgraded;
602	bool autoneg_wait_to_complete;
603};
604
605struct e1000_nvm_info {
606	struct e1000_nvm_operations ops;
607
608	enum e1000_nvm_type type;
609	enum e1000_nvm_override override;
610
611	u32 flash_bank_size;
612	u32 flash_base_addr;
613
614	u16 word_size;
615	u16 delay_usec;
616	u16 address_bits;
617	u16 opcode_bits;
618	u16 page_size;
619};
620
621struct e1000_bus_info {
622	enum e1000_bus_width width;
623
624	u16 func;
625};
626
627struct e1000_fc_info {
628	u32 high_water;          /* Flow control high-water mark */
629	u32 low_water;           /* Flow control low-water mark */
630	u16 pause_time;          /* Flow control pause timer */
631	u16 refresh_time;        /* Flow control refresh timer */
632	bool send_xon;           /* Flow control send XON */
633	bool strict_ieee;        /* Strict IEEE mode */
634	enum e1000_fc_mode current_mode; /* FC mode in effect */
635	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
636};
637
638struct e1000_dev_spec_82571 {
639	bool laa_is_present;
640	u32 smb_counter;
641};
642
643struct e1000_dev_spec_80003es2lan {
644	bool mdic_wa_enable;
645};
646
647struct e1000_shadow_ram {
648	u16 value;
649	bool modified;
650};
651
652#define E1000_ICH8_SHADOW_RAM_WORDS		2048
653
654/* I218 PHY Ultra Low Power (ULP) states */
655enum e1000_ulp_state {
656	e1000_ulp_state_unknown,
657	e1000_ulp_state_off,
658	e1000_ulp_state_on,
659};
660
661struct e1000_dev_spec_ich8lan {
662	bool kmrn_lock_loss_workaround_enabled;
663	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
664	bool nvm_k1_enabled;
665	bool eee_disable;
666	u16 eee_lp_ability;
667	enum e1000_ulp_state ulp_state;
668};
669
670struct e1000_hw {
671	struct e1000_adapter *adapter;
672
673	void __iomem *hw_addr;
674	void __iomem *flash_address;
675
676	struct e1000_mac_info mac;
677	struct e1000_fc_info fc;
678	struct e1000_phy_info phy;
679	struct e1000_nvm_info nvm;
680	struct e1000_bus_info bus;
681	struct e1000_host_mng_dhcp_cookie mng_cookie;
682
683	union {
684		struct e1000_dev_spec_82571 e82571;
685		struct e1000_dev_spec_80003es2lan e80003es2lan;
686		struct e1000_dev_spec_ich8lan ich8lan;
687	} dev_spec;
688};
689
690#include "82571.h"
691#include "80003es2lan.h"
692#include "ich8lan.h"
693
694#endif
v3.15
  1/* Intel PRO/1000 Linux driver
  2 * Copyright(c) 1999 - 2014 Intel Corporation.
  3 *
  4 * This program is free software; you can redistribute it and/or modify it
  5 * under the terms and conditions of the GNU General Public License,
  6 * version 2, as published by the Free Software Foundation.
  7 *
  8 * This program is distributed in the hope it will be useful, but WITHOUT
  9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 10 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 11 * more details.
 12 *
 13 * The full GNU General Public License is included in this distribution in
 14 * the file called "COPYING".
 15 *
 16 * Contact Information:
 17 * Linux NICS <linux.nics@intel.com>
 18 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
 19 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 20 */
 21
 22#ifndef _E1000_HW_H_
 23#define _E1000_HW_H_
 24
 25#include "regs.h"
 26#include "defines.h"
 27
 28struct e1000_hw;
 29
 30#define E1000_DEV_ID_82571EB_COPPER		0x105E
 31#define E1000_DEV_ID_82571EB_FIBER		0x105F
 32#define E1000_DEV_ID_82571EB_SERDES		0x1060
 33#define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
 34#define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
 35#define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
 36#define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
 37#define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
 38#define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
 39#define E1000_DEV_ID_82572EI_COPPER		0x107D
 40#define E1000_DEV_ID_82572EI_FIBER		0x107E
 41#define E1000_DEV_ID_82572EI_SERDES		0x107F
 42#define E1000_DEV_ID_82572EI			0x10B9
 43#define E1000_DEV_ID_82573E			0x108B
 44#define E1000_DEV_ID_82573E_IAMT		0x108C
 45#define E1000_DEV_ID_82573L			0x109A
 46#define E1000_DEV_ID_82574L			0x10D3
 47#define E1000_DEV_ID_82574LA			0x10F6
 48#define E1000_DEV_ID_82583V			0x150C
 49#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
 50#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
 51#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
 52#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
 53#define E1000_DEV_ID_ICH8_82567V_3		0x1501
 54#define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
 55#define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
 56#define E1000_DEV_ID_ICH8_IGP_C			0x104B
 57#define E1000_DEV_ID_ICH8_IFE			0x104C
 58#define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
 59#define E1000_DEV_ID_ICH8_IFE_G			0x10C5
 60#define E1000_DEV_ID_ICH8_IGP_M			0x104D
 61#define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
 62#define E1000_DEV_ID_ICH9_BM			0x10E5
 63#define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
 64#define E1000_DEV_ID_ICH9_IGP_M			0x10BF
 65#define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
 66#define E1000_DEV_ID_ICH9_IGP_C			0x294C
 67#define E1000_DEV_ID_ICH9_IFE			0x10C0
 68#define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
 69#define E1000_DEV_ID_ICH9_IFE_G			0x10C2
 70#define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
 71#define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
 72#define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
 73#define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
 74#define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
 75#define E1000_DEV_ID_ICH10_D_BM_V		0x1525
 76#define E1000_DEV_ID_PCH_M_HV_LM		0x10EA
 77#define E1000_DEV_ID_PCH_M_HV_LC		0x10EB
 78#define E1000_DEV_ID_PCH_D_HV_DM		0x10EF
 79#define E1000_DEV_ID_PCH_D_HV_DC		0x10F0
 80#define E1000_DEV_ID_PCH2_LV_LM			0x1502
 81#define E1000_DEV_ID_PCH2_LV_V			0x1503
 82#define E1000_DEV_ID_PCH_LPT_I217_LM		0x153A
 83#define E1000_DEV_ID_PCH_LPT_I217_V		0x153B
 84#define E1000_DEV_ID_PCH_LPTLP_I218_LM		0x155A
 85#define E1000_DEV_ID_PCH_LPTLP_I218_V		0x1559
 86#define E1000_DEV_ID_PCH_I218_LM2		0x15A0
 87#define E1000_DEV_ID_PCH_I218_V2		0x15A1
 88#define E1000_DEV_ID_PCH_I218_LM3		0x15A2	/* Wildcat Point PCH */
 89#define E1000_DEV_ID_PCH_I218_V3		0x15A3	/* Wildcat Point PCH */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 90
 91#define E1000_REVISION_4	4
 92
 93#define E1000_FUNC_1		1
 94
 95#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
 96#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
 97
 98enum e1000_mac_type {
 99	e1000_82571,
100	e1000_82572,
101	e1000_82573,
102	e1000_82574,
103	e1000_82583,
104	e1000_80003es2lan,
105	e1000_ich8lan,
106	e1000_ich9lan,
107	e1000_ich10lan,
108	e1000_pchlan,
109	e1000_pch2lan,
110	e1000_pch_lpt,
 
 
111};
112
113enum e1000_media_type {
114	e1000_media_type_unknown = 0,
115	e1000_media_type_copper = 1,
116	e1000_media_type_fiber = 2,
117	e1000_media_type_internal_serdes = 3,
118	e1000_num_media_types
119};
120
121enum e1000_nvm_type {
122	e1000_nvm_unknown = 0,
123	e1000_nvm_none,
124	e1000_nvm_eeprom_spi,
125	e1000_nvm_flash_hw,
126	e1000_nvm_flash_sw
127};
128
129enum e1000_nvm_override {
130	e1000_nvm_override_none = 0,
131	e1000_nvm_override_spi_small,
132	e1000_nvm_override_spi_large
133};
134
135enum e1000_phy_type {
136	e1000_phy_unknown = 0,
137	e1000_phy_none,
138	e1000_phy_m88,
139	e1000_phy_igp,
140	e1000_phy_igp_2,
141	e1000_phy_gg82563,
142	e1000_phy_igp_3,
143	e1000_phy_ife,
144	e1000_phy_bm,
145	e1000_phy_82578,
146	e1000_phy_82577,
147	e1000_phy_82579,
148	e1000_phy_i217,
149};
150
151enum e1000_bus_width {
152	e1000_bus_width_unknown = 0,
153	e1000_bus_width_pcie_x1,
154	e1000_bus_width_pcie_x2,
155	e1000_bus_width_pcie_x4 = 4,
 
156	e1000_bus_width_32,
157	e1000_bus_width_64,
158	e1000_bus_width_reserved
159};
160
161enum e1000_1000t_rx_status {
162	e1000_1000t_rx_status_not_ok = 0,
163	e1000_1000t_rx_status_ok,
164	e1000_1000t_rx_status_undefined = 0xFF
165};
166
167enum e1000_rev_polarity {
168	e1000_rev_polarity_normal = 0,
169	e1000_rev_polarity_reversed,
170	e1000_rev_polarity_undefined = 0xFF
171};
172
173enum e1000_fc_mode {
174	e1000_fc_none = 0,
175	e1000_fc_rx_pause,
176	e1000_fc_tx_pause,
177	e1000_fc_full,
178	e1000_fc_default = 0xFF
179};
180
181enum e1000_ms_type {
182	e1000_ms_hw_default = 0,
183	e1000_ms_force_master,
184	e1000_ms_force_slave,
185	e1000_ms_auto
186};
187
188enum e1000_smart_speed {
189	e1000_smart_speed_default = 0,
190	e1000_smart_speed_on,
191	e1000_smart_speed_off
192};
193
194enum e1000_serdes_link_state {
195	e1000_serdes_link_down = 0,
196	e1000_serdes_link_autoneg_progress,
197	e1000_serdes_link_autoneg_complete,
198	e1000_serdes_link_forced_up
199};
200
201/* Receive Descriptor - Extended */
202union e1000_rx_desc_extended {
203	struct {
204		__le64 buffer_addr;
205		__le64 reserved;
206	} read;
207	struct {
208		struct {
209			__le32 mrq;	      /* Multiple Rx Queues */
210			union {
211				__le32 rss;	    /* RSS Hash */
212				struct {
213					__le16 ip_id;  /* IP id */
214					__le16 csum;   /* Packet Checksum */
215				} csum_ip;
216			} hi_dword;
217		} lower;
218		struct {
219			__le32 status_error;     /* ext status/error */
220			__le16 length;
221			__le16 vlan;	     /* VLAN tag */
222		} upper;
223	} wb;  /* writeback */
224};
225
226#define MAX_PS_BUFFERS 4
227
228/* Number of packet split data buffers (not including the header buffer) */
229#define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
230
231/* Receive Descriptor - Packet Split */
232union e1000_rx_desc_packet_split {
233	struct {
234		/* one buffer for protocol header(s), three data buffers */
235		__le64 buffer_addr[MAX_PS_BUFFERS];
236	} read;
237	struct {
238		struct {
239			__le32 mrq;	      /* Multiple Rx Queues */
240			union {
241				__le32 rss;	      /* RSS Hash */
242				struct {
243					__le16 ip_id;    /* IP id */
244					__le16 csum;     /* Packet Checksum */
245				} csum_ip;
246			} hi_dword;
247		} lower;
248		struct {
249			__le32 status_error;     /* ext status/error */
250			__le16 length0;	  /* length of buffer 0 */
251			__le16 vlan;	     /* VLAN tag */
252		} middle;
253		struct {
254			__le16 header_status;
255			/* length of buffers 1-3 */
256			__le16 length[PS_PAGE_BUFFERS];
257		} upper;
258		__le64 reserved;
259	} wb; /* writeback */
260};
261
262/* Transmit Descriptor */
263struct e1000_tx_desc {
264	__le64 buffer_addr;      /* Address of the descriptor's data buffer */
265	union {
266		__le32 data;
267		struct {
268			__le16 length;    /* Data buffer length */
269			u8 cso;	/* Checksum offset */
270			u8 cmd;	/* Descriptor control */
271		} flags;
272	} lower;
273	union {
274		__le32 data;
275		struct {
276			u8 status;     /* Descriptor status */
277			u8 css;	/* Checksum start */
278			__le16 special;
279		} fields;
280	} upper;
281};
282
283/* Offload Context Descriptor */
284struct e1000_context_desc {
285	union {
286		__le32 ip_config;
287		struct {
288			u8 ipcss;      /* IP checksum start */
289			u8 ipcso;      /* IP checksum offset */
290			__le16 ipcse;     /* IP checksum end */
291		} ip_fields;
292	} lower_setup;
293	union {
294		__le32 tcp_config;
295		struct {
296			u8 tucss;      /* TCP checksum start */
297			u8 tucso;      /* TCP checksum offset */
298			__le16 tucse;     /* TCP checksum end */
299		} tcp_fields;
300	} upper_setup;
301	__le32 cmd_and_length;
302	union {
303		__le32 data;
304		struct {
305			u8 status;     /* Descriptor status */
306			u8 hdr_len;    /* Header length */
307			__le16 mss;       /* Maximum segment size */
308		} fields;
309	} tcp_seg_setup;
310};
311
312/* Offload data descriptor */
313struct e1000_data_desc {
314	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
315	union {
316		__le32 data;
317		struct {
318			__le16 length;    /* Data buffer length */
319			u8 typ_len_ext;
320			u8 cmd;
321		} flags;
322	} lower;
323	union {
324		__le32 data;
325		struct {
326			u8 status;     /* Descriptor status */
327			u8 popts;      /* Packet Options */
328			__le16 special;
329		} fields;
330	} upper;
331};
332
333/* Statistics counters collected by the MAC */
334struct e1000_hw_stats {
335	u64 crcerrs;
336	u64 algnerrc;
337	u64 symerrs;
338	u64 rxerrc;
339	u64 mpc;
340	u64 scc;
341	u64 ecol;
342	u64 mcc;
343	u64 latecol;
344	u64 colc;
345	u64 dc;
346	u64 tncrs;
347	u64 sec;
348	u64 cexterr;
349	u64 rlec;
350	u64 xonrxc;
351	u64 xontxc;
352	u64 xoffrxc;
353	u64 xofftxc;
354	u64 fcruc;
355	u64 prc64;
356	u64 prc127;
357	u64 prc255;
358	u64 prc511;
359	u64 prc1023;
360	u64 prc1522;
361	u64 gprc;
362	u64 bprc;
363	u64 mprc;
364	u64 gptc;
365	u64 gorc;
366	u64 gotc;
367	u64 rnbc;
368	u64 ruc;
369	u64 rfc;
370	u64 roc;
371	u64 rjc;
372	u64 mgprc;
373	u64 mgpdc;
374	u64 mgptc;
375	u64 tor;
376	u64 tot;
377	u64 tpr;
378	u64 tpt;
379	u64 ptc64;
380	u64 ptc127;
381	u64 ptc255;
382	u64 ptc511;
383	u64 ptc1023;
384	u64 ptc1522;
385	u64 mptc;
386	u64 bptc;
387	u64 tsctc;
388	u64 tsctfc;
389	u64 iac;
390	u64 icrxptc;
391	u64 icrxatc;
392	u64 ictxptc;
393	u64 ictxatc;
394	u64 ictxqec;
395	u64 ictxqmtc;
396	u64 icrxdmtc;
397	u64 icrxoc;
398};
399
400struct e1000_phy_stats {
401	u32 idle_errors;
402	u32 receive_errors;
403};
404
405struct e1000_host_mng_dhcp_cookie {
406	u32 signature;
407	u8 status;
408	u8 reserved0;
409	u16 vlan_id;
410	u32 reserved1;
411	u16 reserved2;
412	u8 reserved3;
413	u8 checksum;
414};
415
416/* Host Interface "Rev 1" */
417struct e1000_host_command_header {
418	u8 command_id;
419	u8 command_length;
420	u8 command_options;
421	u8 checksum;
422};
423
424#define E1000_HI_MAX_DATA_LENGTH	252
425struct e1000_host_command_info {
426	struct e1000_host_command_header command_header;
427	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
428};
429
430/* Host Interface "Rev 2" */
431struct e1000_host_mng_command_header {
432	u8 command_id;
433	u8 checksum;
434	u16 reserved1;
435	u16 reserved2;
436	u16 command_length;
437};
438
439#define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
440struct e1000_host_mng_command_info {
441	struct e1000_host_mng_command_header command_header;
442	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
443};
444
445#include "mac.h"
446#include "phy.h"
447#include "nvm.h"
448#include "manage.h"
449
450/* Function pointers for the MAC. */
451struct e1000_mac_operations {
452	s32  (*id_led_init)(struct e1000_hw *);
453	s32  (*blink_led)(struct e1000_hw *);
454	bool (*check_mng_mode)(struct e1000_hw *);
455	s32  (*check_for_link)(struct e1000_hw *);
456	s32  (*cleanup_led)(struct e1000_hw *);
457	void (*clear_hw_cntrs)(struct e1000_hw *);
458	void (*clear_vfta)(struct e1000_hw *);
459	s32  (*get_bus_info)(struct e1000_hw *);
460	void (*set_lan_id)(struct e1000_hw *);
461	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
462	s32  (*led_on)(struct e1000_hw *);
463	s32  (*led_off)(struct e1000_hw *);
464	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
465	s32  (*reset_hw)(struct e1000_hw *);
466	s32  (*init_hw)(struct e1000_hw *);
467	s32  (*setup_link)(struct e1000_hw *);
468	s32  (*setup_physical_interface)(struct e1000_hw *);
469	s32  (*setup_led)(struct e1000_hw *);
470	void (*write_vfta)(struct e1000_hw *, u32, u32);
471	void (*config_collision_dist)(struct e1000_hw *);
472	void (*rar_set)(struct e1000_hw *, u8 *, u32);
473	s32  (*read_mac_addr)(struct e1000_hw *);
 
474};
475
476/* When to use various PHY register access functions:
477 *
478 *                 Func   Caller
479 *   Function      Does   Does    When to use
480 *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
481 *   X_reg         L,P,A  n/a     for simple PHY reg accesses
482 *   X_reg_locked  P,A    L       for multiple accesses of different regs
483 *                                on different pages
484 *   X_reg_page    A      L,P     for multiple accesses of different regs
485 *                                on the same page
486 *
487 * Where X=[read|write], L=locking, P=sets page, A=register access
488 *
489 */
490struct e1000_phy_operations {
491	s32  (*acquire)(struct e1000_hw *);
492	s32  (*cfg_on_link_up)(struct e1000_hw *);
493	s32  (*check_polarity)(struct e1000_hw *);
494	s32  (*check_reset_block)(struct e1000_hw *);
495	s32  (*commit)(struct e1000_hw *);
496	s32  (*force_speed_duplex)(struct e1000_hw *);
497	s32  (*get_cfg_done)(struct e1000_hw *hw);
498	s32  (*get_cable_length)(struct e1000_hw *);
499	s32  (*get_info)(struct e1000_hw *);
500	s32  (*set_page)(struct e1000_hw *, u16);
501	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
502	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
503	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
504	void (*release)(struct e1000_hw *);
505	s32  (*reset)(struct e1000_hw *);
506	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
507	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
508	s32  (*write_reg)(struct e1000_hw *, u32, u16);
509	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
510	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
511	void (*power_up)(struct e1000_hw *);
512	void (*power_down)(struct e1000_hw *);
513};
514
515/* Function pointers for the NVM. */
516struct e1000_nvm_operations {
517	s32  (*acquire)(struct e1000_hw *);
518	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
519	void (*release)(struct e1000_hw *);
520	void (*reload)(struct e1000_hw *);
521	s32  (*update)(struct e1000_hw *);
522	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
523	s32  (*validate)(struct e1000_hw *);
524	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
525};
526
527struct e1000_mac_info {
528	struct e1000_mac_operations ops;
529	u8 addr[ETH_ALEN];
530	u8 perm_addr[ETH_ALEN];
531
532	enum e1000_mac_type type;
533
534	u32 collision_delta;
535	u32 ledctl_default;
536	u32 ledctl_mode1;
537	u32 ledctl_mode2;
538	u32 mc_filter_type;
539	u32 tx_packet_delta;
540	u32 txcw;
541
542	u16 current_ifs_val;
543	u16 ifs_max_val;
544	u16 ifs_min_val;
545	u16 ifs_ratio;
546	u16 ifs_step_size;
547	u16 mta_reg_count;
548
549	/* Maximum size of the MTA register table in all supported adapters */
550#define MAX_MTA_REG 128
551	u32 mta_shadow[MAX_MTA_REG];
552	u16 rar_entry_count;
553
554	u8 forced_speed_duplex;
555
556	bool adaptive_ifs;
557	bool has_fwsm;
558	bool arc_subsystem_valid;
559	bool autoneg;
560	bool autoneg_failed;
561	bool get_link_status;
562	bool in_ifs_mode;
563	bool serdes_has_link;
564	bool tx_pkt_filtering;
565	enum e1000_serdes_link_state serdes_link_state;
566};
567
568struct e1000_phy_info {
569	struct e1000_phy_operations ops;
570
571	enum e1000_phy_type type;
572
573	enum e1000_1000t_rx_status local_rx;
574	enum e1000_1000t_rx_status remote_rx;
575	enum e1000_ms_type ms_type;
576	enum e1000_ms_type original_ms_type;
577	enum e1000_rev_polarity cable_polarity;
578	enum e1000_smart_speed smart_speed;
579
580	u32 addr;
581	u32 id;
582	u32 reset_delay_us;	/* in usec */
583	u32 revision;
584
585	enum e1000_media_type media_type;
586
587	u16 autoneg_advertised;
588	u16 autoneg_mask;
589	u16 cable_length;
590	u16 max_cable_length;
591	u16 min_cable_length;
592
593	u8 mdix;
594
595	bool disable_polarity_correction;
596	bool is_mdix;
597	bool polarity_correction;
598	bool speed_downgraded;
599	bool autoneg_wait_to_complete;
600};
601
602struct e1000_nvm_info {
603	struct e1000_nvm_operations ops;
604
605	enum e1000_nvm_type type;
606	enum e1000_nvm_override override;
607
608	u32 flash_bank_size;
609	u32 flash_base_addr;
610
611	u16 word_size;
612	u16 delay_usec;
613	u16 address_bits;
614	u16 opcode_bits;
615	u16 page_size;
616};
617
618struct e1000_bus_info {
619	enum e1000_bus_width width;
620
621	u16 func;
622};
623
624struct e1000_fc_info {
625	u32 high_water;          /* Flow control high-water mark */
626	u32 low_water;           /* Flow control low-water mark */
627	u16 pause_time;          /* Flow control pause timer */
628	u16 refresh_time;        /* Flow control refresh timer */
629	bool send_xon;           /* Flow control send XON */
630	bool strict_ieee;        /* Strict IEEE mode */
631	enum e1000_fc_mode current_mode; /* FC mode in effect */
632	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
633};
634
635struct e1000_dev_spec_82571 {
636	bool laa_is_present;
637	u32 smb_counter;
638};
639
640struct e1000_dev_spec_80003es2lan {
641	bool mdic_wa_enable;
642};
643
644struct e1000_shadow_ram {
645	u16 value;
646	bool modified;
647};
648
649#define E1000_ICH8_SHADOW_RAM_WORDS		2048
650
651/* I218 PHY Ultra Low Power (ULP) states */
652enum e1000_ulp_state {
653	e1000_ulp_state_unknown,
654	e1000_ulp_state_off,
655	e1000_ulp_state_on,
656};
657
658struct e1000_dev_spec_ich8lan {
659	bool kmrn_lock_loss_workaround_enabled;
660	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
661	bool nvm_k1_enabled;
662	bool eee_disable;
663	u16 eee_lp_ability;
664	enum e1000_ulp_state ulp_state;
665};
666
667struct e1000_hw {
668	struct e1000_adapter *adapter;
669
670	void __iomem *hw_addr;
671	void __iomem *flash_address;
672
673	struct e1000_mac_info mac;
674	struct e1000_fc_info fc;
675	struct e1000_phy_info phy;
676	struct e1000_nvm_info nvm;
677	struct e1000_bus_info bus;
678	struct e1000_host_mng_dhcp_cookie mng_cookie;
679
680	union {
681		struct e1000_dev_spec_82571 e82571;
682		struct e1000_dev_spec_80003es2lan e80003es2lan;
683		struct e1000_dev_spec_ich8lan ich8lan;
684	} dev_spec;
685};
686
687#include "82571.h"
688#include "80003es2lan.h"
689#include "ich8lan.h"
690
691#endif