cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
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e1000_hw.h (135119B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2/* Copyright(c) 1999 - 2006 Intel Corporation. */
      3
      4/* e1000_hw.h
      5 * Structures, enums, and macros for the MAC
      6 */
      7
      8#ifndef _E1000_HW_H_
      9#define _E1000_HW_H_
     10
     11#include "e1000_osdep.h"
     12
     13
     14/* Forward declarations of structures used by the shared code */
     15struct e1000_hw;
     16struct e1000_hw_stats;
     17
     18/* Enumerated types specific to the e1000 hardware */
     19/* Media Access Controllers */
     20typedef enum {
     21	e1000_undefined = 0,
     22	e1000_82542_rev2_0,
     23	e1000_82542_rev2_1,
     24	e1000_82543,
     25	e1000_82544,
     26	e1000_82540,
     27	e1000_82545,
     28	e1000_82545_rev_3,
     29	e1000_82546,
     30	e1000_ce4100,
     31	e1000_82546_rev_3,
     32	e1000_82541,
     33	e1000_82541_rev_2,
     34	e1000_82547,
     35	e1000_82547_rev_2,
     36	e1000_num_macs
     37} e1000_mac_type;
     38
     39typedef enum {
     40	e1000_eeprom_uninitialized = 0,
     41	e1000_eeprom_spi,
     42	e1000_eeprom_microwire,
     43	e1000_eeprom_flash,
     44	e1000_eeprom_none,	/* No NVM support */
     45	e1000_num_eeprom_types
     46} e1000_eeprom_type;
     47
     48/* Media Types */
     49typedef enum {
     50	e1000_media_type_copper = 0,
     51	e1000_media_type_fiber = 1,
     52	e1000_media_type_internal_serdes = 2,
     53	e1000_num_media_types
     54} e1000_media_type;
     55
     56typedef enum {
     57	e1000_10_half = 0,
     58	e1000_10_full = 1,
     59	e1000_100_half = 2,
     60	e1000_100_full = 3
     61} e1000_speed_duplex_type;
     62
     63/* Flow Control Settings */
     64typedef enum {
     65	E1000_FC_NONE = 0,
     66	E1000_FC_RX_PAUSE = 1,
     67	E1000_FC_TX_PAUSE = 2,
     68	E1000_FC_FULL = 3,
     69	E1000_FC_DEFAULT = 0xFF
     70} e1000_fc_type;
     71
     72struct e1000_shadow_ram {
     73	u16 eeprom_word;
     74	bool modified;
     75};
     76
     77/* PCI bus types */
     78typedef enum {
     79	e1000_bus_type_unknown = 0,
     80	e1000_bus_type_pci,
     81	e1000_bus_type_pcix,
     82	e1000_bus_type_reserved
     83} e1000_bus_type;
     84
     85/* PCI bus speeds */
     86typedef enum {
     87	e1000_bus_speed_unknown = 0,
     88	e1000_bus_speed_33,
     89	e1000_bus_speed_66,
     90	e1000_bus_speed_100,
     91	e1000_bus_speed_120,
     92	e1000_bus_speed_133,
     93	e1000_bus_speed_reserved
     94} e1000_bus_speed;
     95
     96/* PCI bus widths */
     97typedef enum {
     98	e1000_bus_width_unknown = 0,
     99	e1000_bus_width_32,
    100	e1000_bus_width_64,
    101	e1000_bus_width_reserved
    102} e1000_bus_width;
    103
    104/* PHY status info structure and supporting enums */
    105typedef enum {
    106	e1000_cable_length_50 = 0,
    107	e1000_cable_length_50_80,
    108	e1000_cable_length_80_110,
    109	e1000_cable_length_110_140,
    110	e1000_cable_length_140,
    111	e1000_cable_length_undefined = 0xFF
    112} e1000_cable_length;
    113
    114typedef enum {
    115	e1000_gg_cable_length_60 = 0,
    116	e1000_gg_cable_length_60_115 = 1,
    117	e1000_gg_cable_length_115_150 = 2,
    118	e1000_gg_cable_length_150 = 4
    119} e1000_gg_cable_length;
    120
    121typedef enum {
    122	e1000_igp_cable_length_10 = 10,
    123	e1000_igp_cable_length_20 = 20,
    124	e1000_igp_cable_length_30 = 30,
    125	e1000_igp_cable_length_40 = 40,
    126	e1000_igp_cable_length_50 = 50,
    127	e1000_igp_cable_length_60 = 60,
    128	e1000_igp_cable_length_70 = 70,
    129	e1000_igp_cable_length_80 = 80,
    130	e1000_igp_cable_length_90 = 90,
    131	e1000_igp_cable_length_100 = 100,
    132	e1000_igp_cable_length_110 = 110,
    133	e1000_igp_cable_length_115 = 115,
    134	e1000_igp_cable_length_120 = 120,
    135	e1000_igp_cable_length_130 = 130,
    136	e1000_igp_cable_length_140 = 140,
    137	e1000_igp_cable_length_150 = 150,
    138	e1000_igp_cable_length_160 = 160,
    139	e1000_igp_cable_length_170 = 170,
    140	e1000_igp_cable_length_180 = 180
    141} e1000_igp_cable_length;
    142
    143typedef enum {
    144	e1000_10bt_ext_dist_enable_normal = 0,
    145	e1000_10bt_ext_dist_enable_lower,
    146	e1000_10bt_ext_dist_enable_undefined = 0xFF
    147} e1000_10bt_ext_dist_enable;
    148
    149typedef enum {
    150	e1000_rev_polarity_normal = 0,
    151	e1000_rev_polarity_reversed,
    152	e1000_rev_polarity_undefined = 0xFF
    153} e1000_rev_polarity;
    154
    155typedef enum {
    156	e1000_downshift_normal = 0,
    157	e1000_downshift_activated,
    158	e1000_downshift_undefined = 0xFF
    159} e1000_downshift;
    160
    161typedef enum {
    162	e1000_smart_speed_default = 0,
    163	e1000_smart_speed_on,
    164	e1000_smart_speed_off
    165} e1000_smart_speed;
    166
    167typedef enum {
    168	e1000_polarity_reversal_enabled = 0,
    169	e1000_polarity_reversal_disabled,
    170	e1000_polarity_reversal_undefined = 0xFF
    171} e1000_polarity_reversal;
    172
    173typedef enum {
    174	e1000_auto_x_mode_manual_mdi = 0,
    175	e1000_auto_x_mode_manual_mdix,
    176	e1000_auto_x_mode_auto1,
    177	e1000_auto_x_mode_auto2,
    178	e1000_auto_x_mode_undefined = 0xFF
    179} e1000_auto_x_mode;
    180
    181typedef enum {
    182	e1000_1000t_rx_status_not_ok = 0,
    183	e1000_1000t_rx_status_ok,
    184	e1000_1000t_rx_status_undefined = 0xFF
    185} e1000_1000t_rx_status;
    186
    187typedef enum {
    188	e1000_phy_m88 = 0,
    189	e1000_phy_igp,
    190	e1000_phy_8211,
    191	e1000_phy_8201,
    192	e1000_phy_undefined = 0xFF
    193} e1000_phy_type;
    194
    195typedef enum {
    196	e1000_ms_hw_default = 0,
    197	e1000_ms_force_master,
    198	e1000_ms_force_slave,
    199	e1000_ms_auto
    200} e1000_ms_type;
    201
    202typedef enum {
    203	e1000_ffe_config_enabled = 0,
    204	e1000_ffe_config_active,
    205	e1000_ffe_config_blocked
    206} e1000_ffe_config;
    207
    208typedef enum {
    209	e1000_dsp_config_disabled = 0,
    210	e1000_dsp_config_enabled,
    211	e1000_dsp_config_activated,
    212	e1000_dsp_config_undefined = 0xFF
    213} e1000_dsp_config;
    214
    215struct e1000_phy_info {
    216	e1000_cable_length cable_length;
    217	e1000_10bt_ext_dist_enable extended_10bt_distance;
    218	e1000_rev_polarity cable_polarity;
    219	e1000_downshift downshift;
    220	e1000_polarity_reversal polarity_correction;
    221	e1000_auto_x_mode mdix_mode;
    222	e1000_1000t_rx_status local_rx;
    223	e1000_1000t_rx_status remote_rx;
    224};
    225
    226struct e1000_phy_stats {
    227	u32 idle_errors;
    228	u32 receive_errors;
    229};
    230
    231struct e1000_eeprom_info {
    232	e1000_eeprom_type type;
    233	u16 word_size;
    234	u16 opcode_bits;
    235	u16 address_bits;
    236	u16 delay_usec;
    237	u16 page_size;
    238};
    239
    240/* Flex ASF Information */
    241#define E1000_HOST_IF_MAX_SIZE  2048
    242
    243typedef enum {
    244	e1000_byte_align = 0,
    245	e1000_word_align = 1,
    246	e1000_dword_align = 2
    247} e1000_align_type;
    248
    249/* Error Codes */
    250#define E1000_SUCCESS      0
    251#define E1000_ERR_EEPROM   1
    252#define E1000_ERR_PHY      2
    253#define E1000_ERR_CONFIG   3
    254#define E1000_ERR_PARAM    4
    255#define E1000_ERR_MAC_TYPE 5
    256#define E1000_ERR_PHY_TYPE 6
    257#define E1000_ERR_RESET   9
    258#define E1000_ERR_MASTER_REQUESTS_PENDING 10
    259#define E1000_ERR_HOST_INTERFACE_COMMAND 11
    260#define E1000_BLK_PHY_RESET   12
    261
    262#define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \
    263                                     (((_value) & 0xff00) >> 8))
    264
    265/* Function prototypes */
    266/* Initialization */
    267s32 e1000_reset_hw(struct e1000_hw *hw);
    268s32 e1000_init_hw(struct e1000_hw *hw);
    269s32 e1000_set_mac_type(struct e1000_hw *hw);
    270void e1000_set_media_type(struct e1000_hw *hw);
    271
    272/* Link Configuration */
    273s32 e1000_setup_link(struct e1000_hw *hw);
    274s32 e1000_phy_setup_autoneg(struct e1000_hw *hw);
    275void e1000_config_collision_dist(struct e1000_hw *hw);
    276s32 e1000_check_for_link(struct e1000_hw *hw);
    277s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 * speed, u16 * duplex);
    278s32 e1000_force_mac_fc(struct e1000_hw *hw);
    279
    280/* PHY */
    281s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 * phy_data);
    282s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
    283s32 e1000_phy_hw_reset(struct e1000_hw *hw);
    284s32 e1000_phy_reset(struct e1000_hw *hw);
    285s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
    286s32 e1000_validate_mdi_setting(struct e1000_hw *hw);
    287
    288/* EEPROM Functions */
    289s32 e1000_init_eeprom_params(struct e1000_hw *hw);
    290
    291/* MNG HOST IF functions */
    292u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw);
    293
    294#define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
    295#define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8	/* Host Interface data length */
    296
    297#define E1000_MNG_DHCP_COMMAND_TIMEOUT  10	/* Time in ms to process MNG command */
    298#define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0	/* Cookie offset */
    299#define E1000_MNG_DHCP_COOKIE_LENGTH    0x10	/* Cookie length */
    300#define E1000_MNG_IAMT_MODE             0x3
    301#define E1000_MNG_ICH_IAMT_MODE         0x2
    302#define E1000_IAMT_SIGNATURE            0x544D4149	/* Intel(R) Active Management Technology signature */
    303
    304#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1	/* DHCP parsing enabled */
    305#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2	/* DHCP parsing enabled */
    306#define E1000_VFTA_ENTRY_SHIFT                       0x5
    307#define E1000_VFTA_ENTRY_MASK                        0x7F
    308#define E1000_VFTA_ENTRY_BIT_SHIFT_MASK              0x1F
    309
    310struct e1000_host_mng_command_header {
    311	u8 command_id;
    312	u8 checksum;
    313	u16 reserved1;
    314	u16 reserved2;
    315	u16 command_length;
    316};
    317
    318struct e1000_host_mng_command_info {
    319	struct e1000_host_mng_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
    320	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];	/* Command data can length 0..0x658 */
    321};
    322#ifdef __BIG_ENDIAN
    323struct e1000_host_mng_dhcp_cookie {
    324	u32 signature;
    325	u16 vlan_id;
    326	u8 reserved0;
    327	u8 status;
    328	u32 reserved1;
    329	u8 checksum;
    330	u8 reserved3;
    331	u16 reserved2;
    332};
    333#else
    334struct e1000_host_mng_dhcp_cookie {
    335	u32 signature;
    336	u8 status;
    337	u8 reserved0;
    338	u16 vlan_id;
    339	u32 reserved1;
    340	u16 reserved2;
    341	u8 reserved3;
    342	u8 checksum;
    343};
    344#endif
    345
    346bool e1000_check_mng_mode(struct e1000_hw *hw);
    347s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
    348s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw);
    349s32 e1000_update_eeprom_checksum(struct e1000_hw *hw);
    350s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
    351s32 e1000_read_mac_addr(struct e1000_hw *hw);
    352
    353/* Filters (multicast, vlan, receive) */
    354u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 * mc_addr);
    355void e1000_mta_set(struct e1000_hw *hw, u32 hash_value);
    356void e1000_rar_set(struct e1000_hw *hw, u8 * mc_addr, u32 rar_index);
    357void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value);
    358
    359/* LED functions */
    360s32 e1000_setup_led(struct e1000_hw *hw);
    361s32 e1000_cleanup_led(struct e1000_hw *hw);
    362s32 e1000_led_on(struct e1000_hw *hw);
    363s32 e1000_led_off(struct e1000_hw *hw);
    364s32 e1000_blink_led_start(struct e1000_hw *hw);
    365
    366/* Adaptive IFS Functions */
    367
    368/* Everything else */
    369void e1000_reset_adaptive(struct e1000_hw *hw);
    370void e1000_update_adaptive(struct e1000_hw *hw);
    371void e1000_get_bus_info(struct e1000_hw *hw);
    372void e1000_pci_set_mwi(struct e1000_hw *hw);
    373void e1000_pci_clear_mwi(struct e1000_hw *hw);
    374void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc);
    375int e1000_pcix_get_mmrbc(struct e1000_hw *hw);
    376/* Port I/O is only supported on 82544 and newer */
    377void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value);
    378
    379#define E1000_READ_REG_IO(a, reg) \
    380    e1000_read_reg_io((a), E1000_##reg)
    381#define E1000_WRITE_REG_IO(a, reg, val) \
    382    e1000_write_reg_io((a), E1000_##reg, val)
    383
    384/* PCI Device IDs */
    385#define E1000_DEV_ID_82542               0x1000
    386#define E1000_DEV_ID_82543GC_FIBER       0x1001
    387#define E1000_DEV_ID_82543GC_COPPER      0x1004
    388#define E1000_DEV_ID_82544EI_COPPER      0x1008
    389#define E1000_DEV_ID_82544EI_FIBER       0x1009
    390#define E1000_DEV_ID_82544GC_COPPER      0x100C
    391#define E1000_DEV_ID_82544GC_LOM         0x100D
    392#define E1000_DEV_ID_82540EM             0x100E
    393#define E1000_DEV_ID_82540EM_LOM         0x1015
    394#define E1000_DEV_ID_82540EP_LOM         0x1016
    395#define E1000_DEV_ID_82540EP             0x1017
    396#define E1000_DEV_ID_82540EP_LP          0x101E
    397#define E1000_DEV_ID_82545EM_COPPER      0x100F
    398#define E1000_DEV_ID_82545EM_FIBER       0x1011
    399#define E1000_DEV_ID_82545GM_COPPER      0x1026
    400#define E1000_DEV_ID_82545GM_FIBER       0x1027
    401#define E1000_DEV_ID_82545GM_SERDES      0x1028
    402#define E1000_DEV_ID_82546EB_COPPER      0x1010
    403#define E1000_DEV_ID_82546EB_FIBER       0x1012
    404#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
    405#define E1000_DEV_ID_82541EI             0x1013
    406#define E1000_DEV_ID_82541EI_MOBILE      0x1018
    407#define E1000_DEV_ID_82541ER_LOM         0x1014
    408#define E1000_DEV_ID_82541ER             0x1078
    409#define E1000_DEV_ID_82547GI             0x1075
    410#define E1000_DEV_ID_82541GI             0x1076
    411#define E1000_DEV_ID_82541GI_MOBILE      0x1077
    412#define E1000_DEV_ID_82541GI_LF          0x107C
    413#define E1000_DEV_ID_82546GB_COPPER      0x1079
    414#define E1000_DEV_ID_82546GB_FIBER       0x107A
    415#define E1000_DEV_ID_82546GB_SERDES      0x107B
    416#define E1000_DEV_ID_82546GB_PCIE        0x108A
    417#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
    418#define E1000_DEV_ID_82547EI             0x1019
    419#define E1000_DEV_ID_82547EI_MOBILE      0x101A
    420#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
    421#define E1000_DEV_ID_INTEL_CE4100_GBE    0x2E6E
    422
    423#define NODE_ADDRESS_SIZE 6
    424
    425/* MAC decode size is 128K - This is the size of BAR0 */
    426#define MAC_DECODE_SIZE (128 * 1024)
    427
    428#define E1000_82542_2_0_REV_ID 2
    429#define E1000_82542_2_1_REV_ID 3
    430#define E1000_REVISION_0       0
    431#define E1000_REVISION_1       1
    432#define E1000_REVISION_2       2
    433#define E1000_REVISION_3       3
    434
    435#define SPEED_10    10
    436#define SPEED_100   100
    437#define SPEED_1000  1000
    438#define HALF_DUPLEX 1
    439#define FULL_DUPLEX 2
    440
    441/* The sizes (in bytes) of a ethernet packet */
    442#define ENET_HEADER_SIZE             14
    443#define MINIMUM_ETHERNET_FRAME_SIZE  64	/* With FCS */
    444#define ETHERNET_FCS_SIZE            4
    445#define MINIMUM_ETHERNET_PACKET_SIZE \
    446    (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
    447#define CRC_LENGTH                   ETHERNET_FCS_SIZE
    448#define MAX_JUMBO_FRAME_SIZE         0x3F00
    449
    450/* 802.1q VLAN Packet Sizes */
    451#define VLAN_TAG_SIZE  4	/* 802.3ac tag (not DMAed) */
    452
    453/* Ethertype field values */
    454#define ETHERNET_IEEE_VLAN_TYPE 0x8100	/* 802.3ac packet */
    455#define ETHERNET_IP_TYPE        0x0800	/* IP packets */
    456#define ETHERNET_ARP_TYPE       0x0806	/* Address Resolution Protocol (ARP) */
    457
    458/* Packet Header defines */
    459#define IP_PROTOCOL_TCP    6
    460#define IP_PROTOCOL_UDP    0x11
    461
    462/* This defines the bits that are set in the Interrupt Mask
    463 * Set/Read Register.  Each bit is documented below:
    464 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
    465 *   o RXSEQ  = Receive Sequence Error
    466 */
    467#define POLL_IMS_ENABLE_MASK ( \
    468    E1000_IMS_RXDMT0 |         \
    469    E1000_IMS_RXSEQ)
    470
    471/* This defines the bits that are set in the Interrupt Mask
    472 * Set/Read Register.  Each bit is documented below:
    473 *   o RXT0   = Receiver Timer Interrupt (ring 0)
    474 *   o TXDW   = Transmit Descriptor Written Back
    475 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
    476 *   o RXSEQ  = Receive Sequence Error
    477 *   o LSC    = Link Status Change
    478 */
    479#define IMS_ENABLE_MASK ( \
    480    E1000_IMS_RXT0   |    \
    481    E1000_IMS_TXDW   |    \
    482    E1000_IMS_RXDMT0 |    \
    483    E1000_IMS_RXSEQ  |    \
    484    E1000_IMS_LSC)
    485
    486/* Number of high/low register pairs in the RAR. The RAR (Receive Address
    487 * Registers) holds the directed and multicast addresses that we monitor. We
    488 * reserve one of these spots for our directed address, allowing us room for
    489 * E1000_RAR_ENTRIES - 1 multicast addresses.
    490 */
    491#define E1000_RAR_ENTRIES 15
    492
    493#define MIN_NUMBER_OF_DESCRIPTORS  8
    494#define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8
    495
    496/* Receive Descriptor */
    497struct e1000_rx_desc {
    498	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
    499	__le16 length;		/* Length of data DMAed into data buffer */
    500	__le16 csum;		/* Packet checksum */
    501	u8 status;		/* Descriptor status */
    502	u8 errors;		/* Descriptor Errors */
    503	__le16 special;
    504};
    505
    506/* Receive Descriptor - Extended */
    507union e1000_rx_desc_extended {
    508	struct {
    509		__le64 buffer_addr;
    510		__le64 reserved;
    511	} read;
    512	struct {
    513		struct {
    514			__le32 mrq;	/* Multiple Rx Queues */
    515			union {
    516				__le32 rss;	/* RSS Hash */
    517				struct {
    518					__le16 ip_id;	/* IP id */
    519					__le16 csum;	/* Packet Checksum */
    520				} csum_ip;
    521			} hi_dword;
    522		} lower;
    523		struct {
    524			__le32 status_error;	/* ext status/error */
    525			__le16 length;
    526			__le16 vlan;	/* VLAN tag */
    527		} upper;
    528	} wb;			/* writeback */
    529};
    530
    531#define MAX_PS_BUFFERS 4
    532/* Receive Descriptor - Packet Split */
    533union e1000_rx_desc_packet_split {
    534	struct {
    535		/* one buffer for protocol header(s), three data buffers */
    536		__le64 buffer_addr[MAX_PS_BUFFERS];
    537	} read;
    538	struct {
    539		struct {
    540			__le32 mrq;	/* Multiple Rx Queues */
    541			union {
    542				__le32 rss;	/* RSS Hash */
    543				struct {
    544					__le16 ip_id;	/* IP id */
    545					__le16 csum;	/* Packet Checksum */
    546				} csum_ip;
    547			} hi_dword;
    548		} lower;
    549		struct {
    550			__le32 status_error;	/* ext status/error */
    551			__le16 length0;	/* length of buffer 0 */
    552			__le16 vlan;	/* VLAN tag */
    553		} middle;
    554		struct {
    555			__le16 header_status;
    556			__le16 length[3];	/* length of buffers 1-3 */
    557		} upper;
    558		__le64 reserved;
    559	} wb;			/* writeback */
    560};
    561
    562/* Receive Descriptor bit definitions */
    563#define E1000_RXD_STAT_DD       0x01	/* Descriptor Done */
    564#define E1000_RXD_STAT_EOP      0x02	/* End of Packet */
    565#define E1000_RXD_STAT_IXSM     0x04	/* Ignore checksum */
    566#define E1000_RXD_STAT_VP       0x08	/* IEEE VLAN Packet */
    567#define E1000_RXD_STAT_UDPCS    0x10	/* UDP xsum calculated */
    568#define E1000_RXD_STAT_TCPCS    0x20	/* TCP xsum calculated */
    569#define E1000_RXD_STAT_IPCS     0x40	/* IP xsum calculated */
    570#define E1000_RXD_STAT_PIF      0x80	/* passed in-exact filter */
    571#define E1000_RXD_STAT_IPIDV    0x200	/* IP identification valid */
    572#define E1000_RXD_STAT_UDPV     0x400	/* Valid UDP checksum */
    573#define E1000_RXD_STAT_ACK      0x8000	/* ACK Packet indication */
    574#define E1000_RXD_ERR_CE        0x01	/* CRC Error */
    575#define E1000_RXD_ERR_SE        0x02	/* Symbol Error */
    576#define E1000_RXD_ERR_SEQ       0x04	/* Sequence Error */
    577#define E1000_RXD_ERR_CXE       0x10	/* Carrier Extension Error */
    578#define E1000_RXD_ERR_TCPE      0x20	/* TCP/UDP Checksum Error */
    579#define E1000_RXD_ERR_IPE       0x40	/* IP Checksum Error */
    580#define E1000_RXD_ERR_RXE       0x80	/* Rx Data Error */
    581#define E1000_RXD_SPC_VLAN_MASK 0x0FFF	/* VLAN ID is in lower 12 bits */
    582#define E1000_RXD_SPC_PRI_MASK  0xE000	/* Priority is in upper 3 bits */
    583#define E1000_RXD_SPC_PRI_SHIFT 13
    584#define E1000_RXD_SPC_CFI_MASK  0x1000	/* CFI is bit 12 */
    585#define E1000_RXD_SPC_CFI_SHIFT 12
    586
    587#define E1000_RXDEXT_STATERR_CE    0x01000000
    588#define E1000_RXDEXT_STATERR_SE    0x02000000
    589#define E1000_RXDEXT_STATERR_SEQ   0x04000000
    590#define E1000_RXDEXT_STATERR_CXE   0x10000000
    591#define E1000_RXDEXT_STATERR_TCPE  0x20000000
    592#define E1000_RXDEXT_STATERR_IPE   0x40000000
    593#define E1000_RXDEXT_STATERR_RXE   0x80000000
    594
    595#define E1000_RXDPS_HDRSTAT_HDRSP        0x00008000
    596#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK  0x000003FF
    597
    598/* mask to determine if packets should be dropped due to frame errors */
    599#define E1000_RXD_ERR_FRAME_ERR_MASK ( \
    600    E1000_RXD_ERR_CE  |                \
    601    E1000_RXD_ERR_SE  |                \
    602    E1000_RXD_ERR_SEQ |                \
    603    E1000_RXD_ERR_CXE |                \
    604    E1000_RXD_ERR_RXE)
    605
    606/* Same mask, but for extended and packet split descriptors */
    607#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
    608    E1000_RXDEXT_STATERR_CE  |            \
    609    E1000_RXDEXT_STATERR_SE  |            \
    610    E1000_RXDEXT_STATERR_SEQ |            \
    611    E1000_RXDEXT_STATERR_CXE |            \
    612    E1000_RXDEXT_STATERR_RXE)
    613
    614/* Transmit Descriptor */
    615struct e1000_tx_desc {
    616	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
    617	union {
    618		__le32 data;
    619		struct {
    620			__le16 length;	/* Data buffer length */
    621			u8 cso;	/* Checksum offset */
    622			u8 cmd;	/* Descriptor control */
    623		} flags;
    624	} lower;
    625	union {
    626		__le32 data;
    627		struct {
    628			u8 status;	/* Descriptor status */
    629			u8 css;	/* Checksum start */
    630			__le16 special;
    631		} fields;
    632	} upper;
    633};
    634
    635/* Transmit Descriptor bit definitions */
    636#define E1000_TXD_DTYP_D     0x00100000	/* Data Descriptor */
    637#define E1000_TXD_DTYP_C     0x00000000	/* Context Descriptor */
    638#define E1000_TXD_POPTS_IXSM 0x01	/* Insert IP checksum */
    639#define E1000_TXD_POPTS_TXSM 0x02	/* Insert TCP/UDP checksum */
    640#define E1000_TXD_CMD_EOP    0x01000000	/* End of Packet */
    641#define E1000_TXD_CMD_IFCS   0x02000000	/* Insert FCS (Ethernet CRC) */
    642#define E1000_TXD_CMD_IC     0x04000000	/* Insert Checksum */
    643#define E1000_TXD_CMD_RS     0x08000000	/* Report Status */
    644#define E1000_TXD_CMD_RPS    0x10000000	/* Report Packet Sent */
    645#define E1000_TXD_CMD_DEXT   0x20000000	/* Descriptor extension (0 = legacy) */
    646#define E1000_TXD_CMD_VLE    0x40000000	/* Add VLAN tag */
    647#define E1000_TXD_CMD_IDE    0x80000000	/* Enable Tidv register */
    648#define E1000_TXD_STAT_DD    0x00000001	/* Descriptor Done */
    649#define E1000_TXD_STAT_EC    0x00000002	/* Excess Collisions */
    650#define E1000_TXD_STAT_LC    0x00000004	/* Late Collisions */
    651#define E1000_TXD_STAT_TU    0x00000008	/* Transmit underrun */
    652#define E1000_TXD_CMD_TCP    0x01000000	/* TCP packet */
    653#define E1000_TXD_CMD_IP     0x02000000	/* IP packet */
    654#define E1000_TXD_CMD_TSE    0x04000000	/* TCP Seg enable */
    655#define E1000_TXD_STAT_TC    0x00000004	/* Tx Underrun */
    656
    657/* Offload Context Descriptor */
    658struct e1000_context_desc {
    659	union {
    660		__le32 ip_config;
    661		struct {
    662			u8 ipcss;	/* IP checksum start */
    663			u8 ipcso;	/* IP checksum offset */
    664			__le16 ipcse;	/* IP checksum end */
    665		} ip_fields;
    666	} lower_setup;
    667	union {
    668		__le32 tcp_config;
    669		struct {
    670			u8 tucss;	/* TCP checksum start */
    671			u8 tucso;	/* TCP checksum offset */
    672			__le16 tucse;	/* TCP checksum end */
    673		} tcp_fields;
    674	} upper_setup;
    675	__le32 cmd_and_length;	/* */
    676	union {
    677		__le32 data;
    678		struct {
    679			u8 status;	/* Descriptor status */
    680			u8 hdr_len;	/* Header length */
    681			__le16 mss;	/* Maximum segment size */
    682		} fields;
    683	} tcp_seg_setup;
    684};
    685
    686/* Offload data descriptor */
    687struct e1000_data_desc {
    688	__le64 buffer_addr;	/* Address of the descriptor's buffer address */
    689	union {
    690		__le32 data;
    691		struct {
    692			__le16 length;	/* Data buffer length */
    693			u8 typ_len_ext;	/* */
    694			u8 cmd;	/* */
    695		} flags;
    696	} lower;
    697	union {
    698		__le32 data;
    699		struct {
    700			u8 status;	/* Descriptor status */
    701			u8 popts;	/* Packet Options */
    702			__le16 special;	/* */
    703		} fields;
    704	} upper;
    705};
    706
    707/* Filters */
    708#define E1000_NUM_UNICAST          16	/* Unicast filter entries */
    709#define E1000_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
    710#define E1000_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
    711
    712/* Receive Address Register */
    713struct e1000_rar {
    714	volatile __le32 low;	/* receive address low */
    715	volatile __le32 high;	/* receive address high */
    716};
    717
    718/* Number of entries in the Multicast Table Array (MTA). */
    719#define E1000_NUM_MTA_REGISTERS 128
    720
    721/* IPv4 Address Table Entry */
    722struct e1000_ipv4_at_entry {
    723	volatile u32 ipv4_addr;	/* IP Address (RW) */
    724	volatile u32 reserved;
    725};
    726
    727/* Four wakeup IP addresses are supported */
    728#define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
    729#define E1000_IP4AT_SIZE                  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
    730#define E1000_IP6AT_SIZE                  1
    731
    732/* IPv6 Address Table Entry */
    733struct e1000_ipv6_at_entry {
    734	volatile u8 ipv6_addr[16];
    735};
    736
    737/* Flexible Filter Length Table Entry */
    738struct e1000_fflt_entry {
    739	volatile u32 length;	/* Flexible Filter Length (RW) */
    740	volatile u32 reserved;
    741};
    742
    743/* Flexible Filter Mask Table Entry */
    744struct e1000_ffmt_entry {
    745	volatile u32 mask;	/* Flexible Filter Mask (RW) */
    746	volatile u32 reserved;
    747};
    748
    749/* Flexible Filter Value Table Entry */
    750struct e1000_ffvt_entry {
    751	volatile u32 value;	/* Flexible Filter Value (RW) */
    752	volatile u32 reserved;
    753};
    754
    755/* Four Flexible Filters are supported */
    756#define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
    757
    758/* Each Flexible Filter is at most 128 (0x80) bytes in length */
    759#define E1000_FLEXIBLE_FILTER_SIZE_MAX  128
    760
    761#define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
    762#define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
    763#define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
    764
    765#define E1000_DISABLE_SERDES_LOOPBACK   0x0400
    766
    767/* Register Set. (82543, 82544)
    768 *
    769 * Registers are defined to be 32 bits and  should be accessed as 32 bit values.
    770 * These registers are physically located on the NIC, but are mapped into the
    771 * host memory address space.
    772 *
    773 * RW - register is both readable and writable
    774 * RO - register is read only
    775 * WO - register is write only
    776 * R/clr - register is read only and is cleared when read
    777 * A - register array
    778 */
    779#define E1000_CTRL     0x00000	/* Device Control - RW */
    780#define E1000_CTRL_DUP 0x00004	/* Device Control Duplicate (Shadow) - RW */
    781#define E1000_STATUS   0x00008	/* Device Status - RO */
    782#define E1000_EECD     0x00010	/* EEPROM/Flash Control - RW */
    783#define E1000_EERD     0x00014	/* EEPROM Read - RW */
    784#define E1000_CTRL_EXT 0x00018	/* Extended Device Control - RW */
    785#define E1000_FLA      0x0001C	/* Flash Access - RW */
    786#define E1000_MDIC     0x00020	/* MDI Control - RW */
    787
    788#define INTEL_CE_GBE_MDIO_RCOMP_BASE    (hw->ce4100_gbe_mdio_base_virt)
    789#define E1000_MDIO_STS  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0)
    790#define E1000_MDIO_CMD  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 4)
    791#define E1000_MDIO_DRV  (INTEL_CE_GBE_MDIO_RCOMP_BASE + 8)
    792#define E1000_MDC_CMD   (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0xC)
    793#define E1000_RCOMP_CTL (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x20)
    794#define E1000_RCOMP_STS (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x24)
    795
    796#define E1000_SCTL     0x00024	/* SerDes Control - RW */
    797#define E1000_FEXTNVM  0x00028	/* Future Extended NVM register */
    798#define E1000_FCAL     0x00028	/* Flow Control Address Low - RW */
    799#define E1000_FCAH     0x0002C	/* Flow Control Address High -RW */
    800#define E1000_FCT      0x00030	/* Flow Control Type - RW */
    801#define E1000_VET      0x00038	/* VLAN Ether Type - RW */
    802#define E1000_ICR      0x000C0	/* Interrupt Cause Read - R/clr */
    803#define E1000_ITR      0x000C4	/* Interrupt Throttling Rate - RW */
    804#define E1000_ICS      0x000C8	/* Interrupt Cause Set - WO */
    805#define E1000_IMS      0x000D0	/* Interrupt Mask Set - RW */
    806#define E1000_IMC      0x000D8	/* Interrupt Mask Clear - WO */
    807#define E1000_IAM      0x000E0	/* Interrupt Acknowledge Auto Mask */
    808
    809/* Auxiliary Control Register. This register is CE4100 specific,
    810 * RMII/RGMII function is switched by this register - RW
    811 * Following are bits definitions of the Auxiliary Control Register
    812 */
    813#define E1000_CTL_AUX  0x000E0
    814#define E1000_CTL_AUX_END_SEL_SHIFT     10
    815#define E1000_CTL_AUX_ENDIANESS_SHIFT   8
    816#define E1000_CTL_AUX_RGMII_RMII_SHIFT  0
    817
    818/* descriptor and packet transfer use CTL_AUX.ENDIANESS */
    819#define E1000_CTL_AUX_DES_PKT   (0x0 << E1000_CTL_AUX_END_SEL_SHIFT)
    820/* descriptor use CTL_AUX.ENDIANESS, packet use default */
    821#define E1000_CTL_AUX_DES       (0x1 << E1000_CTL_AUX_END_SEL_SHIFT)
    822/* descriptor use default, packet use CTL_AUX.ENDIANESS */
    823#define E1000_CTL_AUX_PKT       (0x2 << E1000_CTL_AUX_END_SEL_SHIFT)
    824/* all use CTL_AUX.ENDIANESS */
    825#define E1000_CTL_AUX_ALL       (0x3 << E1000_CTL_AUX_END_SEL_SHIFT)
    826
    827#define E1000_CTL_AUX_RGMII     (0x0 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
    828#define E1000_CTL_AUX_RMII      (0x1 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
    829
    830/* LW little endian, Byte big endian */
    831#define E1000_CTL_AUX_LWLE_BBE  (0x0 << E1000_CTL_AUX_ENDIANESS_SHIFT)
    832#define E1000_CTL_AUX_LWLE_BLE  (0x1 << E1000_CTL_AUX_ENDIANESS_SHIFT)
    833#define E1000_CTL_AUX_LWBE_BBE  (0x2 << E1000_CTL_AUX_ENDIANESS_SHIFT)
    834#define E1000_CTL_AUX_LWBE_BLE  (0x3 << E1000_CTL_AUX_ENDIANESS_SHIFT)
    835
    836#define E1000_RCTL     0x00100	/* RX Control - RW */
    837#define E1000_RDTR1    0x02820	/* RX Delay Timer (1) - RW */
    838#define E1000_RDBAL1   0x02900	/* RX Descriptor Base Address Low (1) - RW */
    839#define E1000_RDBAH1   0x02904	/* RX Descriptor Base Address High (1) - RW */
    840#define E1000_RDLEN1   0x02908	/* RX Descriptor Length (1) - RW */
    841#define E1000_RDH1     0x02910	/* RX Descriptor Head (1) - RW */
    842#define E1000_RDT1     0x02918	/* RX Descriptor Tail (1) - RW */
    843#define E1000_FCTTV    0x00170	/* Flow Control Transmit Timer Value - RW */
    844#define E1000_TXCW     0x00178	/* TX Configuration Word - RW */
    845#define E1000_RXCW     0x00180	/* RX Configuration Word - RO */
    846#define E1000_TCTL     0x00400	/* TX Control - RW */
    847#define E1000_TCTL_EXT 0x00404	/* Extended TX Control - RW */
    848#define E1000_TIPG     0x00410	/* TX Inter-packet gap -RW */
    849#define E1000_TBT      0x00448	/* TX Burst Timer - RW */
    850#define E1000_AIT      0x00458	/* Adaptive Interframe Spacing Throttle - RW */
    851#define E1000_LEDCTL   0x00E00	/* LED Control - RW */
    852#define E1000_EXTCNF_CTRL  0x00F00	/* Extended Configuration Control */
    853#define E1000_EXTCNF_SIZE  0x00F08	/* Extended Configuration Size */
    854#define E1000_PHY_CTRL     0x00F10	/* PHY Control Register in CSR */
    855#define FEXTNVM_SW_CONFIG  0x0001
    856#define E1000_PBA      0x01000	/* Packet Buffer Allocation - RW */
    857#define E1000_PBS      0x01008	/* Packet Buffer Size */
    858#define E1000_EEMNGCTL 0x01010	/* MNG EEprom Control */
    859#define E1000_FLASH_UPDATES 1000
    860#define E1000_EEARBC   0x01024	/* EEPROM Auto Read Bus Control */
    861#define E1000_FLASHT   0x01028	/* FLASH Timer Register */
    862#define E1000_EEWR     0x0102C	/* EEPROM Write Register - RW */
    863#define E1000_FLSWCTL  0x01030	/* FLASH control register */
    864#define E1000_FLSWDATA 0x01034	/* FLASH data register */
    865#define E1000_FLSWCNT  0x01038	/* FLASH Access Counter */
    866#define E1000_FLOP     0x0103C	/* FLASH Opcode Register */
    867#define E1000_ERT      0x02008	/* Early Rx Threshold - RW */
    868#define E1000_FCRTL    0x02160	/* Flow Control Receive Threshold Low - RW */
    869#define E1000_FCRTH    0x02168	/* Flow Control Receive Threshold High - RW */
    870#define E1000_PSRCTL   0x02170	/* Packet Split Receive Control - RW */
    871#define E1000_RDFH     0x02410  /* RX Data FIFO Head - RW */
    872#define E1000_RDFT     0x02418  /* RX Data FIFO Tail - RW */
    873#define E1000_RDFHS    0x02420  /* RX Data FIFO Head Saved - RW */
    874#define E1000_RDFTS    0x02428  /* RX Data FIFO Tail Saved - RW */
    875#define E1000_RDFPC    0x02430  /* RX Data FIFO Packet Count - RW */
    876#define E1000_RDBAL    0x02800	/* RX Descriptor Base Address Low - RW */
    877#define E1000_RDBAH    0x02804	/* RX Descriptor Base Address High - RW */
    878#define E1000_RDLEN    0x02808	/* RX Descriptor Length - RW */
    879#define E1000_RDH      0x02810	/* RX Descriptor Head - RW */
    880#define E1000_RDT      0x02818	/* RX Descriptor Tail - RW */
    881#define E1000_RDTR     0x02820	/* RX Delay Timer - RW */
    882#define E1000_RDBAL0   E1000_RDBAL	/* RX Desc Base Address Low (0) - RW */
    883#define E1000_RDBAH0   E1000_RDBAH	/* RX Desc Base Address High (0) - RW */
    884#define E1000_RDLEN0   E1000_RDLEN	/* RX Desc Length (0) - RW */
    885#define E1000_RDH0     E1000_RDH	/* RX Desc Head (0) - RW */
    886#define E1000_RDT0     E1000_RDT	/* RX Desc Tail (0) - RW */
    887#define E1000_RDTR0    E1000_RDTR	/* RX Delay Timer (0) - RW */
    888#define E1000_RXDCTL   0x02828	/* RX Descriptor Control queue 0 - RW */
    889#define E1000_RXDCTL1  0x02928	/* RX Descriptor Control queue 1 - RW */
    890#define E1000_RADV     0x0282C	/* RX Interrupt Absolute Delay Timer - RW */
    891#define E1000_RSRPD    0x02C00	/* RX Small Packet Detect - RW */
    892#define E1000_RAID     0x02C08	/* Receive Ack Interrupt Delay - RW */
    893#define E1000_TXDMAC   0x03000	/* TX DMA Control - RW */
    894#define E1000_KABGTXD  0x03004	/* AFE Band Gap Transmit Ref Data */
    895#define E1000_TDFH     0x03410	/* TX Data FIFO Head - RW */
    896#define E1000_TDFT     0x03418	/* TX Data FIFO Tail - RW */
    897#define E1000_TDFHS    0x03420	/* TX Data FIFO Head Saved - RW */
    898#define E1000_TDFTS    0x03428	/* TX Data FIFO Tail Saved - RW */
    899#define E1000_TDFPC    0x03430	/* TX Data FIFO Packet Count - RW */
    900#define E1000_TDBAL    0x03800	/* TX Descriptor Base Address Low - RW */
    901#define E1000_TDBAH    0x03804	/* TX Descriptor Base Address High - RW */
    902#define E1000_TDLEN    0x03808	/* TX Descriptor Length - RW */
    903#define E1000_TDH      0x03810	/* TX Descriptor Head - RW */
    904#define E1000_TDT      0x03818	/* TX Descripotr Tail - RW */
    905#define E1000_TIDV     0x03820	/* TX Interrupt Delay Value - RW */
    906#define E1000_TXDCTL   0x03828	/* TX Descriptor Control - RW */
    907#define E1000_TADV     0x0382C	/* TX Interrupt Absolute Delay Val - RW */
    908#define E1000_TSPMT    0x03830	/* TCP Segmentation PAD & Min Threshold - RW */
    909#define E1000_TARC0    0x03840	/* TX Arbitration Count (0) */
    910#define E1000_TDBAL1   0x03900	/* TX Desc Base Address Low (1) - RW */
    911#define E1000_TDBAH1   0x03904	/* TX Desc Base Address High (1) - RW */
    912#define E1000_TDLEN1   0x03908	/* TX Desc Length (1) - RW */
    913#define E1000_TDH1     0x03910	/* TX Desc Head (1) - RW */
    914#define E1000_TDT1     0x03918	/* TX Desc Tail (1) - RW */
    915#define E1000_TXDCTL1  0x03928	/* TX Descriptor Control (1) - RW */
    916#define E1000_TARC1    0x03940	/* TX Arbitration Count (1) */
    917#define E1000_CRCERRS  0x04000	/* CRC Error Count - R/clr */
    918#define E1000_ALGNERRC 0x04004	/* Alignment Error Count - R/clr */
    919#define E1000_SYMERRS  0x04008	/* Symbol Error Count - R/clr */
    920#define E1000_RXERRC   0x0400C	/* Receive Error Count - R/clr */
    921#define E1000_MPC      0x04010	/* Missed Packet Count - R/clr */
    922#define E1000_SCC      0x04014	/* Single Collision Count - R/clr */
    923#define E1000_ECOL     0x04018	/* Excessive Collision Count - R/clr */
    924#define E1000_MCC      0x0401C	/* Multiple Collision Count - R/clr */
    925#define E1000_LATECOL  0x04020	/* Late Collision Count - R/clr */
    926#define E1000_COLC     0x04028	/* Collision Count - R/clr */
    927#define E1000_DC       0x04030	/* Defer Count - R/clr */
    928#define E1000_TNCRS    0x04034	/* TX-No CRS - R/clr */
    929#define E1000_SEC      0x04038	/* Sequence Error Count - R/clr */
    930#define E1000_CEXTERR  0x0403C	/* Carrier Extension Error Count - R/clr */
    931#define E1000_RLEC     0x04040	/* Receive Length Error Count - R/clr */
    932#define E1000_XONRXC   0x04048	/* XON RX Count - R/clr */
    933#define E1000_XONTXC   0x0404C	/* XON TX Count - R/clr */
    934#define E1000_XOFFRXC  0x04050	/* XOFF RX Count - R/clr */
    935#define E1000_XOFFTXC  0x04054	/* XOFF TX Count - R/clr */
    936#define E1000_FCRUC    0x04058	/* Flow Control RX Unsupported Count- R/clr */
    937#define E1000_PRC64    0x0405C	/* Packets RX (64 bytes) - R/clr */
    938#define E1000_PRC127   0x04060	/* Packets RX (65-127 bytes) - R/clr */
    939#define E1000_PRC255   0x04064	/* Packets RX (128-255 bytes) - R/clr */
    940#define E1000_PRC511   0x04068	/* Packets RX (255-511 bytes) - R/clr */
    941#define E1000_PRC1023  0x0406C	/* Packets RX (512-1023 bytes) - R/clr */
    942#define E1000_PRC1522  0x04070	/* Packets RX (1024-1522 bytes) - R/clr */
    943#define E1000_GPRC     0x04074	/* Good Packets RX Count - R/clr */
    944#define E1000_BPRC     0x04078	/* Broadcast Packets RX Count - R/clr */
    945#define E1000_MPRC     0x0407C	/* Multicast Packets RX Count - R/clr */
    946#define E1000_GPTC     0x04080	/* Good Packets TX Count - R/clr */
    947#define E1000_GORCL    0x04088	/* Good Octets RX Count Low - R/clr */
    948#define E1000_GORCH    0x0408C	/* Good Octets RX Count High - R/clr */
    949#define E1000_GOTCL    0x04090	/* Good Octets TX Count Low - R/clr */
    950#define E1000_GOTCH    0x04094	/* Good Octets TX Count High - R/clr */
    951#define E1000_RNBC     0x040A0	/* RX No Buffers Count - R/clr */
    952#define E1000_RUC      0x040A4	/* RX Undersize Count - R/clr */
    953#define E1000_RFC      0x040A8	/* RX Fragment Count - R/clr */
    954#define E1000_ROC      0x040AC	/* RX Oversize Count - R/clr */
    955#define E1000_RJC      0x040B0	/* RX Jabber Count - R/clr */
    956#define E1000_MGTPRC   0x040B4	/* Management Packets RX Count - R/clr */
    957#define E1000_MGTPDC   0x040B8	/* Management Packets Dropped Count - R/clr */
    958#define E1000_MGTPTC   0x040BC	/* Management Packets TX Count - R/clr */
    959#define E1000_TORL     0x040C0	/* Total Octets RX Low - R/clr */
    960#define E1000_TORH     0x040C4	/* Total Octets RX High - R/clr */
    961#define E1000_TOTL     0x040C8	/* Total Octets TX Low - R/clr */
    962#define E1000_TOTH     0x040CC	/* Total Octets TX High - R/clr */
    963#define E1000_TPR      0x040D0	/* Total Packets RX - R/clr */
    964#define E1000_TPT      0x040D4	/* Total Packets TX - R/clr */
    965#define E1000_PTC64    0x040D8	/* Packets TX (64 bytes) - R/clr */
    966#define E1000_PTC127   0x040DC	/* Packets TX (65-127 bytes) - R/clr */
    967#define E1000_PTC255   0x040E0	/* Packets TX (128-255 bytes) - R/clr */
    968#define E1000_PTC511   0x040E4	/* Packets TX (256-511 bytes) - R/clr */
    969#define E1000_PTC1023  0x040E8	/* Packets TX (512-1023 bytes) - R/clr */
    970#define E1000_PTC1522  0x040EC	/* Packets TX (1024-1522 Bytes) - R/clr */
    971#define E1000_MPTC     0x040F0	/* Multicast Packets TX Count - R/clr */
    972#define E1000_BPTC     0x040F4	/* Broadcast Packets TX Count - R/clr */
    973#define E1000_TSCTC    0x040F8	/* TCP Segmentation Context TX - R/clr */
    974#define E1000_TSCTFC   0x040FC	/* TCP Segmentation Context TX Fail - R/clr */
    975#define E1000_IAC      0x04100	/* Interrupt Assertion Count */
    976#define E1000_ICRXPTC  0x04104	/* Interrupt Cause Rx Packet Timer Expire Count */
    977#define E1000_ICRXATC  0x04108	/* Interrupt Cause Rx Absolute Timer Expire Count */
    978#define E1000_ICTXPTC  0x0410C	/* Interrupt Cause Tx Packet Timer Expire Count */
    979#define E1000_ICTXATC  0x04110	/* Interrupt Cause Tx Absolute Timer Expire Count */
    980#define E1000_ICTXQEC  0x04118	/* Interrupt Cause Tx Queue Empty Count */
    981#define E1000_ICTXQMTC 0x0411C	/* Interrupt Cause Tx Queue Minimum Threshold Count */
    982#define E1000_ICRXDMTC 0x04120	/* Interrupt Cause Rx Descriptor Minimum Threshold Count */
    983#define E1000_ICRXOC   0x04124	/* Interrupt Cause Receiver Overrun Count */
    984#define E1000_RXCSUM   0x05000	/* RX Checksum Control - RW */
    985#define E1000_RFCTL    0x05008	/* Receive Filter Control */
    986#define E1000_MTA      0x05200	/* Multicast Table Array - RW Array */
    987#define E1000_RA       0x05400	/* Receive Address - RW Array */
    988#define E1000_VFTA     0x05600	/* VLAN Filter Table Array - RW Array */
    989#define E1000_WUC      0x05800	/* Wakeup Control - RW */
    990#define E1000_WUFC     0x05808	/* Wakeup Filter Control - RW */
    991#define E1000_WUS      0x05810	/* Wakeup Status - RO */
    992#define E1000_MANC     0x05820	/* Management Control - RW */
    993#define E1000_IPAV     0x05838	/* IP Address Valid - RW */
    994#define E1000_IP4AT    0x05840	/* IPv4 Address Table - RW Array */
    995#define E1000_IP6AT    0x05880	/* IPv6 Address Table - RW Array */
    996#define E1000_WUPL     0x05900	/* Wakeup Packet Length - RW */
    997#define E1000_WUPM     0x05A00	/* Wakeup Packet Memory - RO A */
    998#define E1000_FFLT     0x05F00	/* Flexible Filter Length Table - RW Array */
    999#define E1000_HOST_IF  0x08800	/* Host Interface */
   1000#define E1000_FFMT     0x09000	/* Flexible Filter Mask Table - RW Array */
   1001#define E1000_FFVT     0x09800	/* Flexible Filter Value Table - RW Array */
   1002
   1003#define E1000_KUMCTRLSTA 0x00034	/* MAC-PHY interface - RW */
   1004#define E1000_MDPHYA     0x0003C	/* PHY address - RW */
   1005#define E1000_MANC2H     0x05860	/* Management Control To Host - RW */
   1006#define E1000_SW_FW_SYNC 0x05B5C	/* Software-Firmware Synchronization - RW */
   1007
   1008#define E1000_GCR       0x05B00	/* PCI-Ex Control */
   1009#define E1000_GSCL_1    0x05B10	/* PCI-Ex Statistic Control #1 */
   1010#define E1000_GSCL_2    0x05B14	/* PCI-Ex Statistic Control #2 */
   1011#define E1000_GSCL_3    0x05B18	/* PCI-Ex Statistic Control #3 */
   1012#define E1000_GSCL_4    0x05B1C	/* PCI-Ex Statistic Control #4 */
   1013#define E1000_FACTPS    0x05B30	/* Function Active and Power State to MNG */
   1014#define E1000_SWSM      0x05B50	/* SW Semaphore */
   1015#define E1000_FWSM      0x05B54	/* FW Semaphore */
   1016#define E1000_FFLT_DBG  0x05F04	/* Debug Register */
   1017#define E1000_HICR      0x08F00	/* Host Interface Control */
   1018
   1019/* RSS registers */
   1020#define E1000_CPUVEC    0x02C10	/* CPU Vector Register - RW */
   1021#define E1000_MRQC      0x05818	/* Multiple Receive Control - RW */
   1022#define E1000_RETA      0x05C00	/* Redirection Table - RW Array */
   1023#define E1000_RSSRK     0x05C80	/* RSS Random Key - RW Array */
   1024#define E1000_RSSIM     0x05864	/* RSS Interrupt Mask */
   1025#define E1000_RSSIR     0x05868	/* RSS Interrupt Request */
   1026/* Register Set (82542)
   1027 *
   1028 * Some of the 82542 registers are located at different offsets than they are
   1029 * in more current versions of the 8254x. Despite the difference in location,
   1030 * the registers function in the same manner.
   1031 */
   1032#define E1000_82542_CTL_AUX  E1000_CTL_AUX
   1033#define E1000_82542_CTRL     E1000_CTRL
   1034#define E1000_82542_CTRL_DUP E1000_CTRL_DUP
   1035#define E1000_82542_STATUS   E1000_STATUS
   1036#define E1000_82542_EECD     E1000_EECD
   1037#define E1000_82542_EERD     E1000_EERD
   1038#define E1000_82542_CTRL_EXT E1000_CTRL_EXT
   1039#define E1000_82542_FLA      E1000_FLA
   1040#define E1000_82542_MDIC     E1000_MDIC
   1041#define E1000_82542_SCTL     E1000_SCTL
   1042#define E1000_82542_FEXTNVM  E1000_FEXTNVM
   1043#define E1000_82542_FCAL     E1000_FCAL
   1044#define E1000_82542_FCAH     E1000_FCAH
   1045#define E1000_82542_FCT      E1000_FCT
   1046#define E1000_82542_VET      E1000_VET
   1047#define E1000_82542_RA       0x00040
   1048#define E1000_82542_ICR      E1000_ICR
   1049#define E1000_82542_ITR      E1000_ITR
   1050#define E1000_82542_ICS      E1000_ICS
   1051#define E1000_82542_IMS      E1000_IMS
   1052#define E1000_82542_IMC      E1000_IMC
   1053#define E1000_82542_RCTL     E1000_RCTL
   1054#define E1000_82542_RDTR     0x00108
   1055#define E1000_82542_RDFH     E1000_RDFH
   1056#define E1000_82542_RDFT     E1000_RDFT
   1057#define E1000_82542_RDFHS    E1000_RDFHS
   1058#define E1000_82542_RDFTS    E1000_RDFTS
   1059#define E1000_82542_RDFPC    E1000_RDFPC
   1060#define E1000_82542_RDBAL    0x00110
   1061#define E1000_82542_RDBAH    0x00114
   1062#define E1000_82542_RDLEN    0x00118
   1063#define E1000_82542_RDH      0x00120
   1064#define E1000_82542_RDT      0x00128
   1065#define E1000_82542_RDTR0    E1000_82542_RDTR
   1066#define E1000_82542_RDBAL0   E1000_82542_RDBAL
   1067#define E1000_82542_RDBAH0   E1000_82542_RDBAH
   1068#define E1000_82542_RDLEN0   E1000_82542_RDLEN
   1069#define E1000_82542_RDH0     E1000_82542_RDH
   1070#define E1000_82542_RDT0     E1000_82542_RDT
   1071#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8))	/* Split and Replication
   1072							 * RX Control - RW */
   1073#define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8))
   1074#define E1000_82542_RDBAH3   0x02B04	/* RX Desc Base High Queue 3 - RW */
   1075#define E1000_82542_RDBAL3   0x02B00	/* RX Desc Low Queue 3 - RW */
   1076#define E1000_82542_RDLEN3   0x02B08	/* RX Desc Length Queue 3 - RW */
   1077#define E1000_82542_RDH3     0x02B10	/* RX Desc Head Queue 3 - RW */
   1078#define E1000_82542_RDT3     0x02B18	/* RX Desc Tail Queue 3 - RW */
   1079#define E1000_82542_RDBAL2   0x02A00	/* RX Desc Base Low Queue 2 - RW */
   1080#define E1000_82542_RDBAH2   0x02A04	/* RX Desc Base High Queue 2 - RW */
   1081#define E1000_82542_RDLEN2   0x02A08	/* RX Desc Length Queue 2 - RW */
   1082#define E1000_82542_RDH2     0x02A10	/* RX Desc Head Queue 2 - RW */
   1083#define E1000_82542_RDT2     0x02A18	/* RX Desc Tail Queue 2 - RW */
   1084#define E1000_82542_RDTR1    0x00130
   1085#define E1000_82542_RDBAL1   0x00138
   1086#define E1000_82542_RDBAH1   0x0013C
   1087#define E1000_82542_RDLEN1   0x00140
   1088#define E1000_82542_RDH1     0x00148
   1089#define E1000_82542_RDT1     0x00150
   1090#define E1000_82542_FCRTH    0x00160
   1091#define E1000_82542_FCRTL    0x00168
   1092#define E1000_82542_FCTTV    E1000_FCTTV
   1093#define E1000_82542_TXCW     E1000_TXCW
   1094#define E1000_82542_RXCW     E1000_RXCW
   1095#define E1000_82542_MTA      0x00200
   1096#define E1000_82542_TCTL     E1000_TCTL
   1097#define E1000_82542_TCTL_EXT E1000_TCTL_EXT
   1098#define E1000_82542_TIPG     E1000_TIPG
   1099#define E1000_82542_TDBAL    0x00420
   1100#define E1000_82542_TDBAH    0x00424
   1101#define E1000_82542_TDLEN    0x00428
   1102#define E1000_82542_TDH      0x00430
   1103#define E1000_82542_TDT      0x00438
   1104#define E1000_82542_TIDV     0x00440
   1105#define E1000_82542_TBT      E1000_TBT
   1106#define E1000_82542_AIT      E1000_AIT
   1107#define E1000_82542_VFTA     0x00600
   1108#define E1000_82542_LEDCTL   E1000_LEDCTL
   1109#define E1000_82542_PBA      E1000_PBA
   1110#define E1000_82542_PBS      E1000_PBS
   1111#define E1000_82542_EEMNGCTL E1000_EEMNGCTL
   1112#define E1000_82542_EEARBC   E1000_EEARBC
   1113#define E1000_82542_FLASHT   E1000_FLASHT
   1114#define E1000_82542_EEWR     E1000_EEWR
   1115#define E1000_82542_FLSWCTL  E1000_FLSWCTL
   1116#define E1000_82542_FLSWDATA E1000_FLSWDATA
   1117#define E1000_82542_FLSWCNT  E1000_FLSWCNT
   1118#define E1000_82542_FLOP     E1000_FLOP
   1119#define E1000_82542_EXTCNF_CTRL  E1000_EXTCNF_CTRL
   1120#define E1000_82542_EXTCNF_SIZE  E1000_EXTCNF_SIZE
   1121#define E1000_82542_PHY_CTRL E1000_PHY_CTRL
   1122#define E1000_82542_ERT      E1000_ERT
   1123#define E1000_82542_RXDCTL   E1000_RXDCTL
   1124#define E1000_82542_RXDCTL1  E1000_RXDCTL1
   1125#define E1000_82542_RADV     E1000_RADV
   1126#define E1000_82542_RSRPD    E1000_RSRPD
   1127#define E1000_82542_TXDMAC   E1000_TXDMAC
   1128#define E1000_82542_KABGTXD  E1000_KABGTXD
   1129#define E1000_82542_TDFHS    E1000_TDFHS
   1130#define E1000_82542_TDFTS    E1000_TDFTS
   1131#define E1000_82542_TDFPC    E1000_TDFPC
   1132#define E1000_82542_TXDCTL   E1000_TXDCTL
   1133#define E1000_82542_TADV     E1000_TADV
   1134#define E1000_82542_TSPMT    E1000_TSPMT
   1135#define E1000_82542_CRCERRS  E1000_CRCERRS
   1136#define E1000_82542_ALGNERRC E1000_ALGNERRC
   1137#define E1000_82542_SYMERRS  E1000_SYMERRS
   1138#define E1000_82542_RXERRC   E1000_RXERRC
   1139#define E1000_82542_MPC      E1000_MPC
   1140#define E1000_82542_SCC      E1000_SCC
   1141#define E1000_82542_ECOL     E1000_ECOL
   1142#define E1000_82542_MCC      E1000_MCC
   1143#define E1000_82542_LATECOL  E1000_LATECOL
   1144#define E1000_82542_COLC     E1000_COLC
   1145#define E1000_82542_DC       E1000_DC
   1146#define E1000_82542_TNCRS    E1000_TNCRS
   1147#define E1000_82542_SEC      E1000_SEC
   1148#define E1000_82542_CEXTERR  E1000_CEXTERR
   1149#define E1000_82542_RLEC     E1000_RLEC
   1150#define E1000_82542_XONRXC   E1000_XONRXC
   1151#define E1000_82542_XONTXC   E1000_XONTXC
   1152#define E1000_82542_XOFFRXC  E1000_XOFFRXC
   1153#define E1000_82542_XOFFTXC  E1000_XOFFTXC
   1154#define E1000_82542_FCRUC    E1000_FCRUC
   1155#define E1000_82542_PRC64    E1000_PRC64
   1156#define E1000_82542_PRC127   E1000_PRC127
   1157#define E1000_82542_PRC255   E1000_PRC255
   1158#define E1000_82542_PRC511   E1000_PRC511
   1159#define E1000_82542_PRC1023  E1000_PRC1023
   1160#define E1000_82542_PRC1522  E1000_PRC1522
   1161#define E1000_82542_GPRC     E1000_GPRC
   1162#define E1000_82542_BPRC     E1000_BPRC
   1163#define E1000_82542_MPRC     E1000_MPRC
   1164#define E1000_82542_GPTC     E1000_GPTC
   1165#define E1000_82542_GORCL    E1000_GORCL
   1166#define E1000_82542_GORCH    E1000_GORCH
   1167#define E1000_82542_GOTCL    E1000_GOTCL
   1168#define E1000_82542_GOTCH    E1000_GOTCH
   1169#define E1000_82542_RNBC     E1000_RNBC
   1170#define E1000_82542_RUC      E1000_RUC
   1171#define E1000_82542_RFC      E1000_RFC
   1172#define E1000_82542_ROC      E1000_ROC
   1173#define E1000_82542_RJC      E1000_RJC
   1174#define E1000_82542_MGTPRC   E1000_MGTPRC
   1175#define E1000_82542_MGTPDC   E1000_MGTPDC
   1176#define E1000_82542_MGTPTC   E1000_MGTPTC
   1177#define E1000_82542_TORL     E1000_TORL
   1178#define E1000_82542_TORH     E1000_TORH
   1179#define E1000_82542_TOTL     E1000_TOTL
   1180#define E1000_82542_TOTH     E1000_TOTH
   1181#define E1000_82542_TPR      E1000_TPR
   1182#define E1000_82542_TPT      E1000_TPT
   1183#define E1000_82542_PTC64    E1000_PTC64
   1184#define E1000_82542_PTC127   E1000_PTC127
   1185#define E1000_82542_PTC255   E1000_PTC255
   1186#define E1000_82542_PTC511   E1000_PTC511
   1187#define E1000_82542_PTC1023  E1000_PTC1023
   1188#define E1000_82542_PTC1522  E1000_PTC1522
   1189#define E1000_82542_MPTC     E1000_MPTC
   1190#define E1000_82542_BPTC     E1000_BPTC
   1191#define E1000_82542_TSCTC    E1000_TSCTC
   1192#define E1000_82542_TSCTFC   E1000_TSCTFC
   1193#define E1000_82542_RXCSUM   E1000_RXCSUM
   1194#define E1000_82542_WUC      E1000_WUC
   1195#define E1000_82542_WUFC     E1000_WUFC
   1196#define E1000_82542_WUS      E1000_WUS
   1197#define E1000_82542_MANC     E1000_MANC
   1198#define E1000_82542_IPAV     E1000_IPAV
   1199#define E1000_82542_IP4AT    E1000_IP4AT
   1200#define E1000_82542_IP6AT    E1000_IP6AT
   1201#define E1000_82542_WUPL     E1000_WUPL
   1202#define E1000_82542_WUPM     E1000_WUPM
   1203#define E1000_82542_FFLT     E1000_FFLT
   1204#define E1000_82542_TDFH     0x08010
   1205#define E1000_82542_TDFT     0x08018
   1206#define E1000_82542_FFMT     E1000_FFMT
   1207#define E1000_82542_FFVT     E1000_FFVT
   1208#define E1000_82542_HOST_IF  E1000_HOST_IF
   1209#define E1000_82542_IAM         E1000_IAM
   1210#define E1000_82542_EEMNGCTL    E1000_EEMNGCTL
   1211#define E1000_82542_PSRCTL      E1000_PSRCTL
   1212#define E1000_82542_RAID        E1000_RAID
   1213#define E1000_82542_TARC0       E1000_TARC0
   1214#define E1000_82542_TDBAL1      E1000_TDBAL1
   1215#define E1000_82542_TDBAH1      E1000_TDBAH1
   1216#define E1000_82542_TDLEN1      E1000_TDLEN1
   1217#define E1000_82542_TDH1        E1000_TDH1
   1218#define E1000_82542_TDT1        E1000_TDT1
   1219#define E1000_82542_TXDCTL1     E1000_TXDCTL1
   1220#define E1000_82542_TARC1       E1000_TARC1
   1221#define E1000_82542_RFCTL       E1000_RFCTL
   1222#define E1000_82542_GCR         E1000_GCR
   1223#define E1000_82542_GSCL_1      E1000_GSCL_1
   1224#define E1000_82542_GSCL_2      E1000_GSCL_2
   1225#define E1000_82542_GSCL_3      E1000_GSCL_3
   1226#define E1000_82542_GSCL_4      E1000_GSCL_4
   1227#define E1000_82542_FACTPS      E1000_FACTPS
   1228#define E1000_82542_SWSM        E1000_SWSM
   1229#define E1000_82542_FWSM        E1000_FWSM
   1230#define E1000_82542_FFLT_DBG    E1000_FFLT_DBG
   1231#define E1000_82542_IAC         E1000_IAC
   1232#define E1000_82542_ICRXPTC     E1000_ICRXPTC
   1233#define E1000_82542_ICRXATC     E1000_ICRXATC
   1234#define E1000_82542_ICTXPTC     E1000_ICTXPTC
   1235#define E1000_82542_ICTXATC     E1000_ICTXATC
   1236#define E1000_82542_ICTXQEC     E1000_ICTXQEC
   1237#define E1000_82542_ICTXQMTC    E1000_ICTXQMTC
   1238#define E1000_82542_ICRXDMTC    E1000_ICRXDMTC
   1239#define E1000_82542_ICRXOC      E1000_ICRXOC
   1240#define E1000_82542_HICR        E1000_HICR
   1241
   1242#define E1000_82542_CPUVEC      E1000_CPUVEC
   1243#define E1000_82542_MRQC        E1000_MRQC
   1244#define E1000_82542_RETA        E1000_RETA
   1245#define E1000_82542_RSSRK       E1000_RSSRK
   1246#define E1000_82542_RSSIM       E1000_RSSIM
   1247#define E1000_82542_RSSIR       E1000_RSSIR
   1248#define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA
   1249#define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC
   1250
   1251/* Statistics counters collected by the MAC */
   1252struct e1000_hw_stats {
   1253	u64 crcerrs;
   1254	u64 algnerrc;
   1255	u64 symerrs;
   1256	u64 rxerrc;
   1257	u64 txerrc;
   1258	u64 mpc;
   1259	u64 scc;
   1260	u64 ecol;
   1261	u64 mcc;
   1262	u64 latecol;
   1263	u64 colc;
   1264	u64 dc;
   1265	u64 tncrs;
   1266	u64 sec;
   1267	u64 cexterr;
   1268	u64 rlec;
   1269	u64 xonrxc;
   1270	u64 xontxc;
   1271	u64 xoffrxc;
   1272	u64 xofftxc;
   1273	u64 fcruc;
   1274	u64 prc64;
   1275	u64 prc127;
   1276	u64 prc255;
   1277	u64 prc511;
   1278	u64 prc1023;
   1279	u64 prc1522;
   1280	u64 gprc;
   1281	u64 bprc;
   1282	u64 mprc;
   1283	u64 gptc;
   1284	u64 gorcl;
   1285	u64 gorch;
   1286	u64 gotcl;
   1287	u64 gotch;
   1288	u64 rnbc;
   1289	u64 ruc;
   1290	u64 rfc;
   1291	u64 roc;
   1292	u64 rlerrc;
   1293	u64 rjc;
   1294	u64 mgprc;
   1295	u64 mgpdc;
   1296	u64 mgptc;
   1297	u64 torl;
   1298	u64 torh;
   1299	u64 totl;
   1300	u64 toth;
   1301	u64 tpr;
   1302	u64 tpt;
   1303	u64 ptc64;
   1304	u64 ptc127;
   1305	u64 ptc255;
   1306	u64 ptc511;
   1307	u64 ptc1023;
   1308	u64 ptc1522;
   1309	u64 mptc;
   1310	u64 bptc;
   1311	u64 tsctc;
   1312	u64 tsctfc;
   1313	u64 iac;
   1314	u64 icrxptc;
   1315	u64 icrxatc;
   1316	u64 ictxptc;
   1317	u64 ictxatc;
   1318	u64 ictxqec;
   1319	u64 ictxqmtc;
   1320	u64 icrxdmtc;
   1321	u64 icrxoc;
   1322};
   1323
   1324/* Structure containing variables used by the shared code (e1000_hw.c) */
   1325struct e1000_hw {
   1326	u8 __iomem *hw_addr;
   1327	u8 __iomem *flash_address;
   1328	void __iomem *ce4100_gbe_mdio_base_virt;
   1329	e1000_mac_type mac_type;
   1330	e1000_phy_type phy_type;
   1331	u32 phy_init_script;
   1332	e1000_media_type media_type;
   1333	void *back;
   1334	struct e1000_shadow_ram *eeprom_shadow_ram;
   1335	u32 flash_bank_size;
   1336	u32 flash_base_addr;
   1337	e1000_fc_type fc;
   1338	e1000_bus_speed bus_speed;
   1339	e1000_bus_width bus_width;
   1340	e1000_bus_type bus_type;
   1341	struct e1000_eeprom_info eeprom;
   1342	e1000_ms_type master_slave;
   1343	e1000_ms_type original_master_slave;
   1344	e1000_ffe_config ffe_config_state;
   1345	u32 asf_firmware_present;
   1346	u32 eeprom_semaphore_present;
   1347	unsigned long io_base;
   1348	u32 phy_id;
   1349	u32 phy_revision;
   1350	u32 phy_addr;
   1351	u32 original_fc;
   1352	u32 txcw;
   1353	u32 autoneg_failed;
   1354	u32 max_frame_size;
   1355	u32 min_frame_size;
   1356	u32 mc_filter_type;
   1357	u32 num_mc_addrs;
   1358	u32 collision_delta;
   1359	u32 tx_packet_delta;
   1360	u32 ledctl_default;
   1361	u32 ledctl_mode1;
   1362	u32 ledctl_mode2;
   1363	bool tx_pkt_filtering;
   1364	struct e1000_host_mng_dhcp_cookie mng_cookie;
   1365	u16 phy_spd_default;
   1366	u16 autoneg_advertised;
   1367	u16 pci_cmd_word;
   1368	u16 fc_high_water;
   1369	u16 fc_low_water;
   1370	u16 fc_pause_time;
   1371	u16 current_ifs_val;
   1372	u16 ifs_min_val;
   1373	u16 ifs_max_val;
   1374	u16 ifs_step_size;
   1375	u16 ifs_ratio;
   1376	u16 device_id;
   1377	u16 vendor_id;
   1378	u16 subsystem_id;
   1379	u16 subsystem_vendor_id;
   1380	u8 revision_id;
   1381	u8 autoneg;
   1382	u8 mdix;
   1383	u8 forced_speed_duplex;
   1384	u8 wait_autoneg_complete;
   1385	u8 dma_fairness;
   1386	u8 mac_addr[NODE_ADDRESS_SIZE];
   1387	u8 perm_mac_addr[NODE_ADDRESS_SIZE];
   1388	bool disable_polarity_correction;
   1389	bool speed_downgraded;
   1390	e1000_smart_speed smart_speed;
   1391	e1000_dsp_config dsp_config_state;
   1392	bool get_link_status;
   1393	bool serdes_has_link;
   1394	bool tbi_compatibility_en;
   1395	bool tbi_compatibility_on;
   1396	bool laa_is_present;
   1397	bool phy_reset_disable;
   1398	bool initialize_hw_bits_disable;
   1399	bool fc_send_xon;
   1400	bool fc_strict_ieee;
   1401	bool report_tx_early;
   1402	bool adaptive_ifs;
   1403	bool ifs_params_forced;
   1404	bool in_ifs_mode;
   1405	bool mng_reg_access_disabled;
   1406	bool leave_av_bit_off;
   1407	bool bad_tx_carr_stats_fd;
   1408	bool has_smbus;
   1409};
   1410
   1411#define E1000_EEPROM_SWDPIN0   0x0001	/* SWDPIN 0 EEPROM Value */
   1412#define E1000_EEPROM_LED_LOGIC 0x0020	/* Led Logic Word */
   1413#define E1000_EEPROM_RW_REG_DATA   16	/* Offset to data in EEPROM read/write registers */
   1414#define E1000_EEPROM_RW_REG_DONE   2	/* Offset to READ/WRITE done bit */
   1415#define E1000_EEPROM_RW_REG_START  1	/* First bit for telling part to start operation */
   1416#define E1000_EEPROM_RW_ADDR_SHIFT 2	/* Shift to the address bits */
   1417#define E1000_EEPROM_POLL_WRITE    1	/* Flag for polling for write complete */
   1418#define E1000_EEPROM_POLL_READ     0	/* Flag for polling for read complete */
   1419/* Register Bit Masks */
   1420/* Device Control */
   1421#define E1000_CTRL_FD       0x00000001	/* Full duplex.0=half; 1=full */
   1422#define E1000_CTRL_BEM      0x00000002	/* Endian Mode.0=little,1=big */
   1423#define E1000_CTRL_PRIOR    0x00000004	/* Priority on PCI. 0=rx,1=fair */
   1424#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004	/*Blocks new Master requests */
   1425#define E1000_CTRL_LRST     0x00000008	/* Link reset. 0=normal,1=reset */
   1426#define E1000_CTRL_TME      0x00000010	/* Test mode. 0=normal,1=test */
   1427#define E1000_CTRL_SLE      0x00000020	/* Serial Link on 0=dis,1=en */
   1428#define E1000_CTRL_ASDE     0x00000020	/* Auto-speed detect enable */
   1429#define E1000_CTRL_SLU      0x00000040	/* Set link up (Force Link) */
   1430#define E1000_CTRL_ILOS     0x00000080	/* Invert Loss-Of Signal */
   1431#define E1000_CTRL_SPD_SEL  0x00000300	/* Speed Select Mask */
   1432#define E1000_CTRL_SPD_10   0x00000000	/* Force 10Mb */
   1433#define E1000_CTRL_SPD_100  0x00000100	/* Force 100Mb */
   1434#define E1000_CTRL_SPD_1000 0x00000200	/* Force 1Gb */
   1435#define E1000_CTRL_BEM32    0x00000400	/* Big Endian 32 mode */
   1436#define E1000_CTRL_FRCSPD   0x00000800	/* Force Speed */
   1437#define E1000_CTRL_FRCDPX   0x00001000	/* Force Duplex */
   1438#define E1000_CTRL_D_UD_EN  0x00002000	/* Dock/Undock enable */
   1439#define E1000_CTRL_D_UD_POLARITY 0x00004000	/* Defined polarity of Dock/Undock indication in SDP[0] */
   1440#define E1000_CTRL_FORCE_PHY_RESET 0x00008000	/* Reset both PHY ports, through PHYRST_N pin */
   1441#define E1000_CTRL_EXT_LINK_EN 0x00010000	/* enable link status from external LINK_0 and LINK_1 pins */
   1442#define E1000_CTRL_SWDPIN0  0x00040000	/* SWDPIN 0 value */
   1443#define E1000_CTRL_SWDPIN1  0x00080000	/* SWDPIN 1 value */
   1444#define E1000_CTRL_SWDPIN2  0x00100000	/* SWDPIN 2 value */
   1445#define E1000_CTRL_SWDPIN3  0x00200000	/* SWDPIN 3 value */
   1446#define E1000_CTRL_SWDPIO0  0x00400000	/* SWDPIN 0 Input or output */
   1447#define E1000_CTRL_SWDPIO1  0x00800000	/* SWDPIN 1 input or output */
   1448#define E1000_CTRL_SWDPIO2  0x01000000	/* SWDPIN 2 input or output */
   1449#define E1000_CTRL_SWDPIO3  0x02000000	/* SWDPIN 3 input or output */
   1450#define E1000_CTRL_RST      0x04000000	/* Global reset */
   1451#define E1000_CTRL_RFCE     0x08000000	/* Receive Flow Control enable */
   1452#define E1000_CTRL_TFCE     0x10000000	/* Transmit flow control enable */
   1453#define E1000_CTRL_RTE      0x20000000	/* Routing tag enable */
   1454#define E1000_CTRL_VME      0x40000000	/* IEEE VLAN mode enable */
   1455#define E1000_CTRL_PHY_RST  0x80000000	/* PHY Reset */
   1456#define E1000_CTRL_SW2FW_INT 0x02000000	/* Initiate an interrupt to manageability engine */
   1457
   1458/* Device Status */
   1459#define E1000_STATUS_FD         0x00000001	/* Full duplex.0=half,1=full */
   1460#define E1000_STATUS_LU         0x00000002	/* Link up.0=no,1=link */
   1461#define E1000_STATUS_FUNC_MASK  0x0000000C	/* PCI Function Mask */
   1462#define E1000_STATUS_FUNC_SHIFT 2
   1463#define E1000_STATUS_FUNC_0     0x00000000	/* Function 0 */
   1464#define E1000_STATUS_FUNC_1     0x00000004	/* Function 1 */
   1465#define E1000_STATUS_TXOFF      0x00000010	/* transmission paused */
   1466#define E1000_STATUS_TBIMODE    0x00000020	/* TBI mode */
   1467#define E1000_STATUS_SPEED_MASK 0x000000C0
   1468#define E1000_STATUS_SPEED_10   0x00000000	/* Speed 10Mb/s */
   1469#define E1000_STATUS_SPEED_100  0x00000040	/* Speed 100Mb/s */
   1470#define E1000_STATUS_SPEED_1000 0x00000080	/* Speed 1000Mb/s */
   1471#define E1000_STATUS_LAN_INIT_DONE 0x00000200	/* Lan Init Completion
   1472						   by EEPROM/Flash */
   1473#define E1000_STATUS_ASDV       0x00000300	/* Auto speed detect value */
   1474#define E1000_STATUS_DOCK_CI    0x00000800	/* Change in Dock/Undock state. Clear on write '0'. */
   1475#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000	/* Status of Master requests. */
   1476#define E1000_STATUS_MTXCKOK    0x00000400	/* MTX clock running OK */
   1477#define E1000_STATUS_PCI66      0x00000800	/* In 66Mhz slot */
   1478#define E1000_STATUS_BUS64      0x00001000	/* In 64 bit slot */
   1479#define E1000_STATUS_PCIX_MODE  0x00002000	/* PCI-X mode */
   1480#define E1000_STATUS_PCIX_SPEED 0x0000C000	/* PCI-X bus speed */
   1481#define E1000_STATUS_BMC_SKU_0  0x00100000	/* BMC USB redirect disabled */
   1482#define E1000_STATUS_BMC_SKU_1  0x00200000	/* BMC SRAM disabled */
   1483#define E1000_STATUS_BMC_SKU_2  0x00400000	/* BMC SDRAM disabled */
   1484#define E1000_STATUS_BMC_CRYPTO 0x00800000	/* BMC crypto disabled */
   1485#define E1000_STATUS_BMC_LITE   0x01000000	/* BMC external code execution disabled */
   1486#define E1000_STATUS_RGMII_ENABLE 0x02000000	/* RGMII disabled */
   1487#define E1000_STATUS_FUSE_8       0x04000000
   1488#define E1000_STATUS_FUSE_9       0x08000000
   1489#define E1000_STATUS_SERDES0_DIS  0x10000000	/* SERDES disabled on port 0 */
   1490#define E1000_STATUS_SERDES1_DIS  0x20000000	/* SERDES disabled on port 1 */
   1491
   1492/* Constants used to interpret the masked PCI-X bus speed. */
   1493#define E1000_STATUS_PCIX_SPEED_66  0x00000000	/* PCI-X bus speed  50-66 MHz */
   1494#define E1000_STATUS_PCIX_SPEED_100 0x00004000	/* PCI-X bus speed  66-100 MHz */
   1495#define E1000_STATUS_PCIX_SPEED_133 0x00008000	/* PCI-X bus speed 100-133 MHz */
   1496
   1497/* EEPROM/Flash Control */
   1498#define E1000_EECD_SK        0x00000001	/* EEPROM Clock */
   1499#define E1000_EECD_CS        0x00000002	/* EEPROM Chip Select */
   1500#define E1000_EECD_DI        0x00000004	/* EEPROM Data In */
   1501#define E1000_EECD_DO        0x00000008	/* EEPROM Data Out */
   1502#define E1000_EECD_FWE_MASK  0x00000030
   1503#define E1000_EECD_FWE_DIS   0x00000010	/* Disable FLASH writes */
   1504#define E1000_EECD_FWE_EN    0x00000020	/* Enable FLASH writes */
   1505#define E1000_EECD_FWE_SHIFT 4
   1506#define E1000_EECD_REQ       0x00000040	/* EEPROM Access Request */
   1507#define E1000_EECD_GNT       0x00000080	/* EEPROM Access Grant */
   1508#define E1000_EECD_PRES      0x00000100	/* EEPROM Present */
   1509#define E1000_EECD_SIZE      0x00000200	/* EEPROM Size (0=64 word 1=256 word) */
   1510#define E1000_EECD_ADDR_BITS 0x00000400	/* EEPROM Addressing bits based on type
   1511					 * (0-small, 1-large) */
   1512#define E1000_EECD_TYPE      0x00002000	/* EEPROM Type (1-SPI, 0-Microwire) */
   1513#ifndef E1000_EEPROM_GRANT_ATTEMPTS
   1514#define E1000_EEPROM_GRANT_ATTEMPTS 1000	/* EEPROM # attempts to gain grant */
   1515#endif
   1516#define E1000_EECD_AUTO_RD          0x00000200	/* EEPROM Auto Read done */
   1517#define E1000_EECD_SIZE_EX_MASK     0x00007800	/* EEprom Size */
   1518#define E1000_EECD_SIZE_EX_SHIFT    11
   1519#define E1000_EECD_NVADDS    0x00018000	/* NVM Address Size */
   1520#define E1000_EECD_SELSHAD   0x00020000	/* Select Shadow RAM */
   1521#define E1000_EECD_INITSRAM  0x00040000	/* Initialize Shadow RAM */
   1522#define E1000_EECD_FLUPD     0x00080000	/* Update FLASH */
   1523#define E1000_EECD_AUPDEN    0x00100000	/* Enable Autonomous FLASH update */
   1524#define E1000_EECD_SHADV     0x00200000	/* Shadow RAM Data Valid */
   1525#define E1000_EECD_SEC1VAL   0x00400000	/* Sector One Valid */
   1526#define E1000_EECD_SECVAL_SHIFT      22
   1527#define E1000_STM_OPCODE     0xDB00
   1528#define E1000_HICR_FW_RESET  0xC0
   1529
   1530#define E1000_SHADOW_RAM_WORDS     2048
   1531#define E1000_ICH_NVM_SIG_WORD     0x13
   1532#define E1000_ICH_NVM_SIG_MASK     0xC0
   1533
   1534/* EEPROM Read */
   1535#define E1000_EERD_START      0x00000001	/* Start Read */
   1536#define E1000_EERD_DONE       0x00000010	/* Read Done */
   1537#define E1000_EERD_ADDR_SHIFT 8
   1538#define E1000_EERD_ADDR_MASK  0x0000FF00	/* Read Address */
   1539#define E1000_EERD_DATA_SHIFT 16
   1540#define E1000_EERD_DATA_MASK  0xFFFF0000	/* Read Data */
   1541
   1542/* SPI EEPROM Status Register */
   1543#define EEPROM_STATUS_RDY_SPI  0x01
   1544#define EEPROM_STATUS_WEN_SPI  0x02
   1545#define EEPROM_STATUS_BP0_SPI  0x04
   1546#define EEPROM_STATUS_BP1_SPI  0x08
   1547#define EEPROM_STATUS_WPEN_SPI 0x80
   1548
   1549/* Extended Device Control */
   1550#define E1000_CTRL_EXT_GPI0_EN   0x00000001	/* Maps SDP4 to GPI0 */
   1551#define E1000_CTRL_EXT_GPI1_EN   0x00000002	/* Maps SDP5 to GPI1 */
   1552#define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
   1553#define E1000_CTRL_EXT_GPI2_EN   0x00000004	/* Maps SDP6 to GPI2 */
   1554#define E1000_CTRL_EXT_GPI3_EN   0x00000008	/* Maps SDP7 to GPI3 */
   1555#define E1000_CTRL_EXT_SDP4_DATA 0x00000010	/* Value of SW Defineable Pin 4 */
   1556#define E1000_CTRL_EXT_SDP5_DATA 0x00000020	/* Value of SW Defineable Pin 5 */
   1557#define E1000_CTRL_EXT_PHY_INT   E1000_CTRL_EXT_SDP5_DATA
   1558#define E1000_CTRL_EXT_SDP6_DATA 0x00000040	/* Value of SW Defineable Pin 6 */
   1559#define E1000_CTRL_EXT_SDP7_DATA 0x00000080	/* Value of SW Defineable Pin 7 */
   1560#define E1000_CTRL_EXT_SDP4_DIR  0x00000100	/* Direction of SDP4 0=in 1=out */
   1561#define E1000_CTRL_EXT_SDP5_DIR  0x00000200	/* Direction of SDP5 0=in 1=out */
   1562#define E1000_CTRL_EXT_SDP6_DIR  0x00000400	/* Direction of SDP6 0=in 1=out */
   1563#define E1000_CTRL_EXT_SDP7_DIR  0x00000800	/* Direction of SDP7 0=in 1=out */
   1564#define E1000_CTRL_EXT_ASDCHK    0x00001000	/* Initiate an ASD sequence */
   1565#define E1000_CTRL_EXT_EE_RST    0x00002000	/* Reinitialize from EEPROM */
   1566#define E1000_CTRL_EXT_IPS       0x00004000	/* Invert Power State */
   1567#define E1000_CTRL_EXT_SPD_BYPS  0x00008000	/* Speed Select Bypass */
   1568#define E1000_CTRL_EXT_RO_DIS    0x00020000	/* Relaxed Ordering disable */
   1569#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
   1570#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
   1571#define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
   1572#define E1000_CTRL_EXT_LINK_MODE_KMRN 0x00000000
   1573#define E1000_CTRL_EXT_LINK_MODE_SERDES  0x00C00000
   1574#define E1000_CTRL_EXT_LINK_MODE_SGMII   0x00800000
   1575#define E1000_CTRL_EXT_WR_WMARK_MASK  0x03000000
   1576#define E1000_CTRL_EXT_WR_WMARK_256   0x00000000
   1577#define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
   1578#define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
   1579#define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
   1580#define E1000_CTRL_EXT_DRV_LOAD       0x10000000	/* Driver loaded bit for FW */
   1581#define E1000_CTRL_EXT_IAME           0x08000000	/* Interrupt acknowledge Auto-mask */
   1582#define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000	/* Clear Interrupt timers after IMS clear */
   1583#define E1000_CRTL_EXT_PB_PAREN       0x01000000	/* packet buffer parity error detection enabled */
   1584#define E1000_CTRL_EXT_DF_PAREN       0x02000000	/* descriptor FIFO parity error detection enable */
   1585#define E1000_CTRL_EXT_GHOST_PAREN    0x40000000
   1586
   1587/* MDI Control */
   1588#define E1000_MDIC_DATA_MASK 0x0000FFFF
   1589#define E1000_MDIC_REG_MASK  0x001F0000
   1590#define E1000_MDIC_REG_SHIFT 16
   1591#define E1000_MDIC_PHY_MASK  0x03E00000
   1592#define E1000_MDIC_PHY_SHIFT 21
   1593#define E1000_MDIC_OP_WRITE  0x04000000
   1594#define E1000_MDIC_OP_READ   0x08000000
   1595#define E1000_MDIC_READY     0x10000000
   1596#define E1000_MDIC_INT_EN    0x20000000
   1597#define E1000_MDIC_ERROR     0x40000000
   1598
   1599#define INTEL_CE_GBE_MDIC_OP_WRITE      0x04000000
   1600#define INTEL_CE_GBE_MDIC_OP_READ       0x00000000
   1601#define INTEL_CE_GBE_MDIC_GO            0x80000000
   1602#define INTEL_CE_GBE_MDIC_READ_ERROR    0x80000000
   1603
   1604#define E1000_KUMCTRLSTA_MASK           0x0000FFFF
   1605#define E1000_KUMCTRLSTA_OFFSET         0x001F0000
   1606#define E1000_KUMCTRLSTA_OFFSET_SHIFT   16
   1607#define E1000_KUMCTRLSTA_REN            0x00200000
   1608
   1609#define E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL      0x00000000
   1610#define E1000_KUMCTRLSTA_OFFSET_CTRL           0x00000001
   1611#define E1000_KUMCTRLSTA_OFFSET_INB_CTRL       0x00000002
   1612#define E1000_KUMCTRLSTA_OFFSET_DIAG           0x00000003
   1613#define E1000_KUMCTRLSTA_OFFSET_TIMEOUTS       0x00000004
   1614#define E1000_KUMCTRLSTA_OFFSET_INB_PARAM      0x00000009
   1615#define E1000_KUMCTRLSTA_OFFSET_HD_CTRL        0x00000010
   1616#define E1000_KUMCTRLSTA_OFFSET_M2P_SERDES     0x0000001E
   1617#define E1000_KUMCTRLSTA_OFFSET_M2P_MODES      0x0000001F
   1618
   1619/* FIFO Control */
   1620#define E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS   0x00000008
   1621#define E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS   0x00000800
   1622
   1623/* In-Band Control */
   1624#define E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT    0x00000500
   1625#define E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING  0x00000010
   1626
   1627/* Half-Duplex Control */
   1628#define E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004
   1629#define E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT  0x00000000
   1630
   1631#define E1000_KUMCTRLSTA_OFFSET_K0S_CTRL       0x0000001E
   1632
   1633#define E1000_KUMCTRLSTA_DIAG_FELPBK           0x2000
   1634#define E1000_KUMCTRLSTA_DIAG_NELPBK           0x1000
   1635
   1636#define E1000_KUMCTRLSTA_K0S_100_EN            0x2000
   1637#define E1000_KUMCTRLSTA_K0S_GBE_EN            0x1000
   1638#define E1000_KUMCTRLSTA_K0S_ENTRY_LATENCY_MASK   0x0003
   1639
   1640#define E1000_KABGTXD_BGSQLBIAS                0x00050000
   1641
   1642#define E1000_PHY_CTRL_SPD_EN                  0x00000001
   1643#define E1000_PHY_CTRL_D0A_LPLU                0x00000002
   1644#define E1000_PHY_CTRL_NOND0A_LPLU             0x00000004
   1645#define E1000_PHY_CTRL_NOND0A_GBE_DISABLE      0x00000008
   1646#define E1000_PHY_CTRL_GBE_DISABLE             0x00000040
   1647#define E1000_PHY_CTRL_B2B_EN                  0x00000080
   1648
   1649/* LED Control */
   1650#define E1000_LEDCTL_LED0_MODE_MASK       0x0000000F
   1651#define E1000_LEDCTL_LED0_MODE_SHIFT      0
   1652#define E1000_LEDCTL_LED0_BLINK_RATE      0x0000020
   1653#define E1000_LEDCTL_LED0_IVRT            0x00000040
   1654#define E1000_LEDCTL_LED0_BLINK           0x00000080
   1655#define E1000_LEDCTL_LED1_MODE_MASK       0x00000F00
   1656#define E1000_LEDCTL_LED1_MODE_SHIFT      8
   1657#define E1000_LEDCTL_LED1_BLINK_RATE      0x0002000
   1658#define E1000_LEDCTL_LED1_IVRT            0x00004000
   1659#define E1000_LEDCTL_LED1_BLINK           0x00008000
   1660#define E1000_LEDCTL_LED2_MODE_MASK       0x000F0000
   1661#define E1000_LEDCTL_LED2_MODE_SHIFT      16
   1662#define E1000_LEDCTL_LED2_BLINK_RATE      0x00200000
   1663#define E1000_LEDCTL_LED2_IVRT            0x00400000
   1664#define E1000_LEDCTL_LED2_BLINK           0x00800000
   1665#define E1000_LEDCTL_LED3_MODE_MASK       0x0F000000
   1666#define E1000_LEDCTL_LED3_MODE_SHIFT      24
   1667#define E1000_LEDCTL_LED3_BLINK_RATE      0x20000000
   1668#define E1000_LEDCTL_LED3_IVRT            0x40000000
   1669#define E1000_LEDCTL_LED3_BLINK           0x80000000
   1670
   1671#define E1000_LEDCTL_MODE_LINK_10_1000  0x0
   1672#define E1000_LEDCTL_MODE_LINK_100_1000 0x1
   1673#define E1000_LEDCTL_MODE_LINK_UP       0x2
   1674#define E1000_LEDCTL_MODE_ACTIVITY      0x3
   1675#define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
   1676#define E1000_LEDCTL_MODE_LINK_10       0x5
   1677#define E1000_LEDCTL_MODE_LINK_100      0x6
   1678#define E1000_LEDCTL_MODE_LINK_1000     0x7
   1679#define E1000_LEDCTL_MODE_PCIX_MODE     0x8
   1680#define E1000_LEDCTL_MODE_FULL_DUPLEX   0x9
   1681#define E1000_LEDCTL_MODE_COLLISION     0xA
   1682#define E1000_LEDCTL_MODE_BUS_SPEED     0xB
   1683#define E1000_LEDCTL_MODE_BUS_SIZE      0xC
   1684#define E1000_LEDCTL_MODE_PAUSED        0xD
   1685#define E1000_LEDCTL_MODE_LED_ON        0xE
   1686#define E1000_LEDCTL_MODE_LED_OFF       0xF
   1687
   1688/* Receive Address */
   1689#define E1000_RAH_AV  0x80000000	/* Receive descriptor valid */
   1690
   1691/* Interrupt Cause Read */
   1692#define E1000_ICR_TXDW          0x00000001	/* Transmit desc written back */
   1693#define E1000_ICR_TXQE          0x00000002	/* Transmit Queue empty */
   1694#define E1000_ICR_LSC           0x00000004	/* Link Status Change */
   1695#define E1000_ICR_RXSEQ         0x00000008	/* rx sequence error */
   1696#define E1000_ICR_RXDMT0        0x00000010	/* rx desc min. threshold (0) */
   1697#define E1000_ICR_RXO           0x00000040	/* rx overrun */
   1698#define E1000_ICR_RXT0          0x00000080	/* rx timer intr (ring 0) */
   1699#define E1000_ICR_MDAC          0x00000200	/* MDIO access complete */
   1700#define E1000_ICR_RXCFG         0x00000400	/* RX /c/ ordered set */
   1701#define E1000_ICR_GPI_EN0       0x00000800	/* GP Int 0 */
   1702#define E1000_ICR_GPI_EN1       0x00001000	/* GP Int 1 */
   1703#define E1000_ICR_GPI_EN2       0x00002000	/* GP Int 2 */
   1704#define E1000_ICR_GPI_EN3       0x00004000	/* GP Int 3 */
   1705#define E1000_ICR_TXD_LOW       0x00008000
   1706#define E1000_ICR_SRPD          0x00010000
   1707#define E1000_ICR_ACK           0x00020000	/* Receive Ack frame */
   1708#define E1000_ICR_MNG           0x00040000	/* Manageability event */
   1709#define E1000_ICR_DOCK          0x00080000	/* Dock/Undock */
   1710#define E1000_ICR_INT_ASSERTED  0x80000000	/* If this bit asserted, the driver should claim the interrupt */
   1711#define E1000_ICR_RXD_FIFO_PAR0 0x00100000	/* queue 0 Rx descriptor FIFO parity error */
   1712#define E1000_ICR_TXD_FIFO_PAR0 0x00200000	/* queue 0 Tx descriptor FIFO parity error */
   1713#define E1000_ICR_HOST_ARB_PAR  0x00400000	/* host arb read buffer parity error */
   1714#define E1000_ICR_PB_PAR        0x00800000	/* packet buffer parity error */
   1715#define E1000_ICR_RXD_FIFO_PAR1 0x01000000	/* queue 1 Rx descriptor FIFO parity error */
   1716#define E1000_ICR_TXD_FIFO_PAR1 0x02000000	/* queue 1 Tx descriptor FIFO parity error */
   1717#define E1000_ICR_ALL_PARITY    0x03F00000	/* all parity error bits */
   1718#define E1000_ICR_DSW           0x00000020	/* FW changed the status of DISSW bit in the FWSM */
   1719#define E1000_ICR_PHYINT        0x00001000	/* LAN connected device generates an interrupt */
   1720#define E1000_ICR_EPRST         0x00100000	/* ME hardware reset occurs */
   1721
   1722/* Interrupt Cause Set */
   1723#define E1000_ICS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
   1724#define E1000_ICS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
   1725#define E1000_ICS_LSC       E1000_ICR_LSC	/* Link Status Change */
   1726#define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
   1727#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1728#define E1000_ICS_RXO       E1000_ICR_RXO	/* rx overrun */
   1729#define E1000_ICS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
   1730#define E1000_ICS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
   1731#define E1000_ICS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1732#define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
   1733#define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
   1734#define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
   1735#define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
   1736#define E1000_ICS_TXD_LOW   E1000_ICR_TXD_LOW
   1737#define E1000_ICS_SRPD      E1000_ICR_SRPD
   1738#define E1000_ICS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
   1739#define E1000_ICS_MNG       E1000_ICR_MNG	/* Manageability event */
   1740#define E1000_ICS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
   1741#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
   1742#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
   1743#define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
   1744#define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
   1745#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
   1746#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
   1747#define E1000_ICS_DSW       E1000_ICR_DSW
   1748#define E1000_ICS_PHYINT    E1000_ICR_PHYINT
   1749#define E1000_ICS_EPRST     E1000_ICR_EPRST
   1750
   1751/* Interrupt Mask Set */
   1752#define E1000_IMS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
   1753#define E1000_IMS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
   1754#define E1000_IMS_LSC       E1000_ICR_LSC	/* Link Status Change */
   1755#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
   1756#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1757#define E1000_IMS_RXO       E1000_ICR_RXO	/* rx overrun */
   1758#define E1000_IMS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
   1759#define E1000_IMS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
   1760#define E1000_IMS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1761#define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
   1762#define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
   1763#define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
   1764#define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
   1765#define E1000_IMS_TXD_LOW   E1000_ICR_TXD_LOW
   1766#define E1000_IMS_SRPD      E1000_ICR_SRPD
   1767#define E1000_IMS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
   1768#define E1000_IMS_MNG       E1000_ICR_MNG	/* Manageability event */
   1769#define E1000_IMS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
   1770#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
   1771#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
   1772#define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
   1773#define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
   1774#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
   1775#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
   1776#define E1000_IMS_DSW       E1000_ICR_DSW
   1777#define E1000_IMS_PHYINT    E1000_ICR_PHYINT
   1778#define E1000_IMS_EPRST     E1000_ICR_EPRST
   1779
   1780/* Interrupt Mask Clear */
   1781#define E1000_IMC_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
   1782#define E1000_IMC_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
   1783#define E1000_IMC_LSC       E1000_ICR_LSC	/* Link Status Change */
   1784#define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
   1785#define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1786#define E1000_IMC_RXO       E1000_ICR_RXO	/* rx overrun */
   1787#define E1000_IMC_RXT0      E1000_ICR_RXT0	/* rx timer intr */
   1788#define E1000_IMC_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
   1789#define E1000_IMC_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1790#define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
   1791#define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
   1792#define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
   1793#define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
   1794#define E1000_IMC_TXD_LOW   E1000_ICR_TXD_LOW
   1795#define E1000_IMC_SRPD      E1000_ICR_SRPD
   1796#define E1000_IMC_ACK       E1000_ICR_ACK	/* Receive Ack frame */
   1797#define E1000_IMC_MNG       E1000_ICR_MNG	/* Manageability event */
   1798#define E1000_IMC_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
   1799#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
   1800#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
   1801#define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
   1802#define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
   1803#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
   1804#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
   1805#define E1000_IMC_DSW       E1000_ICR_DSW
   1806#define E1000_IMC_PHYINT    E1000_ICR_PHYINT
   1807#define E1000_IMC_EPRST     E1000_ICR_EPRST
   1808
   1809/* Receive Control */
   1810#define E1000_RCTL_RST            0x00000001	/* Software reset */
   1811#define E1000_RCTL_EN             0x00000002	/* enable */
   1812#define E1000_RCTL_SBP            0x00000004	/* store bad packet */
   1813#define E1000_RCTL_UPE            0x00000008	/* unicast promiscuous enable */
   1814#define E1000_RCTL_MPE            0x00000010	/* multicast promiscuous enab */
   1815#define E1000_RCTL_LPE            0x00000020	/* long packet enable */
   1816#define E1000_RCTL_LBM_NO         0x00000000	/* no loopback mode */
   1817#define E1000_RCTL_LBM_MAC        0x00000040	/* MAC loopback mode */
   1818#define E1000_RCTL_LBM_SLP        0x00000080	/* serial link loopback mode */
   1819#define E1000_RCTL_LBM_TCVR       0x000000C0	/* tcvr loopback mode */
   1820#define E1000_RCTL_DTYP_MASK      0x00000C00	/* Descriptor type mask */
   1821#define E1000_RCTL_DTYP_PS        0x00000400	/* Packet Split descriptor */
   1822#define E1000_RCTL_RDMTS_HALF     0x00000000	/* rx desc min threshold size */
   1823#define E1000_RCTL_RDMTS_QUAT     0x00000100	/* rx desc min threshold size */
   1824#define E1000_RCTL_RDMTS_EIGTH    0x00000200	/* rx desc min threshold size */
   1825#define E1000_RCTL_MO_SHIFT       12	/* multicast offset shift */
   1826#define E1000_RCTL_MO_0           0x00000000	/* multicast offset 11:0 */
   1827#define E1000_RCTL_MO_1           0x00001000	/* multicast offset 12:1 */
   1828#define E1000_RCTL_MO_2           0x00002000	/* multicast offset 13:2 */
   1829#define E1000_RCTL_MO_3           0x00003000	/* multicast offset 15:4 */
   1830#define E1000_RCTL_MDR            0x00004000	/* multicast desc ring 0 */
   1831#define E1000_RCTL_BAM            0x00008000	/* broadcast enable */
   1832/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
   1833#define E1000_RCTL_SZ_2048        0x00000000	/* rx buffer size 2048 */
   1834#define E1000_RCTL_SZ_1024        0x00010000	/* rx buffer size 1024 */
   1835#define E1000_RCTL_SZ_512         0x00020000	/* rx buffer size 512 */
   1836#define E1000_RCTL_SZ_256         0x00030000	/* rx buffer size 256 */
   1837/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
   1838#define E1000_RCTL_SZ_16384       0x00010000	/* rx buffer size 16384 */
   1839#define E1000_RCTL_SZ_8192        0x00020000	/* rx buffer size 8192 */
   1840#define E1000_RCTL_SZ_4096        0x00030000	/* rx buffer size 4096 */
   1841#define E1000_RCTL_VFE            0x00040000	/* vlan filter enable */
   1842#define E1000_RCTL_CFIEN          0x00080000	/* canonical form enable */
   1843#define E1000_RCTL_CFI            0x00100000	/* canonical form indicator */
   1844#define E1000_RCTL_DPF            0x00400000	/* discard pause frames */
   1845#define E1000_RCTL_PMCF           0x00800000	/* pass MAC control frames */
   1846#define E1000_RCTL_BSEX           0x02000000	/* Buffer size extension */
   1847#define E1000_RCTL_SECRC          0x04000000	/* Strip Ethernet CRC */
   1848#define E1000_RCTL_FLXBUF_MASK    0x78000000	/* Flexible buffer size */
   1849#define E1000_RCTL_FLXBUF_SHIFT   27	/* Flexible buffer shift */
   1850
   1851/* Use byte values for the following shift parameters
   1852 * Usage:
   1853 *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
   1854 *                  E1000_PSRCTL_BSIZE0_MASK) |
   1855 *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
   1856 *                  E1000_PSRCTL_BSIZE1_MASK) |
   1857 *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
   1858 *                  E1000_PSRCTL_BSIZE2_MASK) |
   1859 *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
   1860 *                  E1000_PSRCTL_BSIZE3_MASK))
   1861 * where value0 = [128..16256],  default=256
   1862 *       value1 = [1024..64512], default=4096
   1863 *       value2 = [0..64512],    default=4096
   1864 *       value3 = [0..64512],    default=0
   1865 */
   1866
   1867#define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
   1868#define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
   1869#define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
   1870#define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
   1871
   1872#define E1000_PSRCTL_BSIZE0_SHIFT  7	/* Shift _right_ 7 */
   1873#define E1000_PSRCTL_BSIZE1_SHIFT  2	/* Shift _right_ 2 */
   1874#define E1000_PSRCTL_BSIZE2_SHIFT  6	/* Shift _left_ 6 */
   1875#define E1000_PSRCTL_BSIZE3_SHIFT 14	/* Shift _left_ 14 */
   1876
   1877/* SW_W_SYNC definitions */
   1878#define E1000_SWFW_EEP_SM     0x0001
   1879#define E1000_SWFW_PHY0_SM    0x0002
   1880#define E1000_SWFW_PHY1_SM    0x0004
   1881#define E1000_SWFW_MAC_CSR_SM 0x0008
   1882
   1883/* Receive Descriptor */
   1884#define E1000_RDT_DELAY 0x0000ffff	/* Delay timer (1=1024us) */
   1885#define E1000_RDT_FPDB  0x80000000	/* Flush descriptor block */
   1886#define E1000_RDLEN_LEN 0x0007ff80	/* descriptor length */
   1887#define E1000_RDH_RDH   0x0000ffff	/* receive descriptor head */
   1888#define E1000_RDT_RDT   0x0000ffff	/* receive descriptor tail */
   1889
   1890/* Flow Control */
   1891#define E1000_FCRTH_RTH  0x0000FFF8	/* Mask Bits[15:3] for RTH */
   1892#define E1000_FCRTH_XFCE 0x80000000	/* External Flow Control Enable */
   1893#define E1000_FCRTL_RTL  0x0000FFF8	/* Mask Bits[15:3] for RTL */
   1894#define E1000_FCRTL_XONE 0x80000000	/* Enable XON frame transmission */
   1895
   1896/* Header split receive */
   1897#define E1000_RFCTL_ISCSI_DIS           0x00000001
   1898#define E1000_RFCTL_ISCSI_DWC_MASK      0x0000003E
   1899#define E1000_RFCTL_ISCSI_DWC_SHIFT     1
   1900#define E1000_RFCTL_NFSW_DIS            0x00000040
   1901#define E1000_RFCTL_NFSR_DIS            0x00000080
   1902#define E1000_RFCTL_NFS_VER_MASK        0x00000300
   1903#define E1000_RFCTL_NFS_VER_SHIFT       8
   1904#define E1000_RFCTL_IPV6_DIS            0x00000400
   1905#define E1000_RFCTL_IPV6_XSUM_DIS       0x00000800
   1906#define E1000_RFCTL_ACK_DIS             0x00001000
   1907#define E1000_RFCTL_ACKD_DIS            0x00002000
   1908#define E1000_RFCTL_IPFRSP_DIS          0x00004000
   1909#define E1000_RFCTL_EXTEN               0x00008000
   1910#define E1000_RFCTL_IPV6_EX_DIS         0x00010000
   1911#define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
   1912
   1913/* Receive Descriptor Control */
   1914#define E1000_RXDCTL_PTHRESH 0x0000003F	/* RXDCTL Prefetch Threshold */
   1915#define E1000_RXDCTL_HTHRESH 0x00003F00	/* RXDCTL Host Threshold */
   1916#define E1000_RXDCTL_WTHRESH 0x003F0000	/* RXDCTL Writeback Threshold */
   1917#define E1000_RXDCTL_GRAN    0x01000000	/* RXDCTL Granularity */
   1918
   1919/* Transmit Descriptor Control */
   1920#define E1000_TXDCTL_PTHRESH 0x0000003F	/* TXDCTL Prefetch Threshold */
   1921#define E1000_TXDCTL_HTHRESH 0x00003F00	/* TXDCTL Host Threshold */
   1922#define E1000_TXDCTL_WTHRESH 0x003F0000	/* TXDCTL Writeback Threshold */
   1923#define E1000_TXDCTL_GRAN    0x01000000	/* TXDCTL Granularity */
   1924#define E1000_TXDCTL_LWTHRESH 0xFE000000	/* TXDCTL Low Threshold */
   1925#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
   1926#define E1000_TXDCTL_COUNT_DESC 0x00400000	/* Enable the counting of desc.
   1927						   still to be processed. */
   1928/* Transmit Configuration Word */
   1929#define E1000_TXCW_FD         0x00000020	/* TXCW full duplex */
   1930#define E1000_TXCW_HD         0x00000040	/* TXCW half duplex */
   1931#define E1000_TXCW_PAUSE      0x00000080	/* TXCW sym pause request */
   1932#define E1000_TXCW_ASM_DIR    0x00000100	/* TXCW astm pause direction */
   1933#define E1000_TXCW_PAUSE_MASK 0x00000180	/* TXCW pause request mask */
   1934#define E1000_TXCW_RF         0x00003000	/* TXCW remote fault */
   1935#define E1000_TXCW_NP         0x00008000	/* TXCW next page */
   1936#define E1000_TXCW_CW         0x0000ffff	/* TxConfigWord mask */
   1937#define E1000_TXCW_TXC        0x40000000	/* Transmit Config control */
   1938#define E1000_TXCW_ANE        0x80000000	/* Auto-neg enable */
   1939
   1940/* Receive Configuration Word */
   1941#define E1000_RXCW_CW    0x0000ffff	/* RxConfigWord mask */
   1942#define E1000_RXCW_NC    0x04000000	/* Receive config no carrier */
   1943#define E1000_RXCW_IV    0x08000000	/* Receive config invalid */
   1944#define E1000_RXCW_CC    0x10000000	/* Receive config change */
   1945#define E1000_RXCW_C     0x20000000	/* Receive config */
   1946#define E1000_RXCW_SYNCH 0x40000000	/* Receive config synch */
   1947#define E1000_RXCW_ANC   0x80000000	/* Auto-neg complete */
   1948
   1949/* Transmit Control */
   1950#define E1000_TCTL_RST    0x00000001	/* software reset */
   1951#define E1000_TCTL_EN     0x00000002	/* enable tx */
   1952#define E1000_TCTL_BCE    0x00000004	/* busy check enable */
   1953#define E1000_TCTL_PSP    0x00000008	/* pad short packets */
   1954#define E1000_TCTL_CT     0x00000ff0	/* collision threshold */
   1955#define E1000_TCTL_COLD   0x003ff000	/* collision distance */
   1956#define E1000_TCTL_SWXOFF 0x00400000	/* SW Xoff transmission */
   1957#define E1000_TCTL_PBE    0x00800000	/* Packet Burst Enable */
   1958#define E1000_TCTL_RTLC   0x01000000	/* Re-transmit on late collision */
   1959#define E1000_TCTL_NRTU   0x02000000	/* No Re-transmit on underrun */
   1960#define E1000_TCTL_MULR   0x10000000	/* Multiple request support */
   1961/* Extended Transmit Control */
   1962#define E1000_TCTL_EXT_BST_MASK  0x000003FF	/* Backoff Slot Time */
   1963#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00	/* Gigabit Carry Extend Padding */
   1964
   1965/* Receive Checksum Control */
   1966#define E1000_RXCSUM_PCSS_MASK 0x000000FF	/* Packet Checksum Start */
   1967#define E1000_RXCSUM_IPOFL     0x00000100	/* IPv4 checksum offload */
   1968#define E1000_RXCSUM_TUOFL     0x00000200	/* TCP / UDP checksum offload */
   1969#define E1000_RXCSUM_IPV6OFL   0x00000400	/* IPv6 checksum offload */
   1970#define E1000_RXCSUM_IPPCSE    0x00001000	/* IP payload checksum enable */
   1971#define E1000_RXCSUM_PCSD      0x00002000	/* packet checksum disabled */
   1972
   1973/* Multiple Receive Queue Control */
   1974#define E1000_MRQC_ENABLE_MASK              0x00000003
   1975#define E1000_MRQC_ENABLE_RSS_2Q            0x00000001
   1976#define E1000_MRQC_ENABLE_RSS_INT           0x00000004
   1977#define E1000_MRQC_RSS_FIELD_MASK           0xFFFF0000
   1978#define E1000_MRQC_RSS_FIELD_IPV4_TCP       0x00010000
   1979#define E1000_MRQC_RSS_FIELD_IPV4           0x00020000
   1980#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX    0x00040000
   1981#define E1000_MRQC_RSS_FIELD_IPV6_EX        0x00080000
   1982#define E1000_MRQC_RSS_FIELD_IPV6           0x00100000
   1983#define E1000_MRQC_RSS_FIELD_IPV6_TCP       0x00200000
   1984
   1985/* Definitions for power management and wakeup registers */
   1986/* Wake Up Control */
   1987#define E1000_WUC_APME       0x00000001	/* APM Enable */
   1988#define E1000_WUC_PME_EN     0x00000002	/* PME Enable */
   1989#define E1000_WUC_PME_STATUS 0x00000004	/* PME Status */
   1990#define E1000_WUC_APMPME     0x00000008	/* Assert PME on APM Wakeup */
   1991#define E1000_WUC_SPM        0x80000000	/* Enable SPM */
   1992
   1993/* Wake Up Filter Control */
   1994#define E1000_WUFC_LNKC 0x00000001	/* Link Status Change Wakeup Enable */
   1995#define E1000_WUFC_MAG  0x00000002	/* Magic Packet Wakeup Enable */
   1996#define E1000_WUFC_EX   0x00000004	/* Directed Exact Wakeup Enable */
   1997#define E1000_WUFC_MC   0x00000008	/* Directed Multicast Wakeup Enable */
   1998#define E1000_WUFC_BC   0x00000010	/* Broadcast Wakeup Enable */
   1999#define E1000_WUFC_ARP  0x00000020	/* ARP Request Packet Wakeup Enable */
   2000#define E1000_WUFC_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Enable */
   2001#define E1000_WUFC_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Enable */
   2002#define E1000_WUFC_IGNORE_TCO      0x00008000	/* Ignore WakeOn TCO packets */
   2003#define E1000_WUFC_FLX0 0x00010000	/* Flexible Filter 0 Enable */
   2004#define E1000_WUFC_FLX1 0x00020000	/* Flexible Filter 1 Enable */
   2005#define E1000_WUFC_FLX2 0x00040000	/* Flexible Filter 2 Enable */
   2006#define E1000_WUFC_FLX3 0x00080000	/* Flexible Filter 3 Enable */
   2007#define E1000_WUFC_ALL_FILTERS 0x000F00FF	/* Mask for all wakeup filters */
   2008#define E1000_WUFC_FLX_OFFSET 16	/* Offset to the Flexible Filters bits */
   2009#define E1000_WUFC_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
   2010
   2011/* Wake Up Status */
   2012#define E1000_WUS_LNKC 0x00000001	/* Link Status Changed */
   2013#define E1000_WUS_MAG  0x00000002	/* Magic Packet Received */
   2014#define E1000_WUS_EX   0x00000004	/* Directed Exact Received */
   2015#define E1000_WUS_MC   0x00000008	/* Directed Multicast Received */
   2016#define E1000_WUS_BC   0x00000010	/* Broadcast Received */
   2017#define E1000_WUS_ARP  0x00000020	/* ARP Request Packet Received */
   2018#define E1000_WUS_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Received */
   2019#define E1000_WUS_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Received */
   2020#define E1000_WUS_FLX0 0x00010000	/* Flexible Filter 0 Match */
   2021#define E1000_WUS_FLX1 0x00020000	/* Flexible Filter 1 Match */
   2022#define E1000_WUS_FLX2 0x00040000	/* Flexible Filter 2 Match */
   2023#define E1000_WUS_FLX3 0x00080000	/* Flexible Filter 3 Match */
   2024#define E1000_WUS_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
   2025
   2026/* Management Control */
   2027#define E1000_MANC_SMBUS_EN      0x00000001	/* SMBus Enabled - RO */
   2028#define E1000_MANC_ASF_EN        0x00000002	/* ASF Enabled - RO */
   2029#define E1000_MANC_R_ON_FORCE    0x00000004	/* Reset on Force TCO - RO */
   2030#define E1000_MANC_RMCP_EN       0x00000100	/* Enable RCMP 026Fh Filtering */
   2031#define E1000_MANC_0298_EN       0x00000200	/* Enable RCMP 0298h Filtering */
   2032#define E1000_MANC_IPV4_EN       0x00000400	/* Enable IPv4 */
   2033#define E1000_MANC_IPV6_EN       0x00000800	/* Enable IPv6 */
   2034#define E1000_MANC_SNAP_EN       0x00001000	/* Accept LLC/SNAP */
   2035#define E1000_MANC_ARP_EN        0x00002000	/* Enable ARP Request Filtering */
   2036#define E1000_MANC_NEIGHBOR_EN   0x00004000	/* Enable Neighbor Discovery
   2037						 * Filtering */
   2038#define E1000_MANC_ARP_RES_EN    0x00008000	/* Enable ARP response Filtering */
   2039#define E1000_MANC_TCO_RESET     0x00010000	/* TCO Reset Occurred */
   2040#define E1000_MANC_RCV_TCO_EN    0x00020000	/* Receive TCO Packets Enabled */
   2041#define E1000_MANC_REPORT_STATUS 0x00040000	/* Status Reporting Enabled */
   2042#define E1000_MANC_RCV_ALL       0x00080000	/* Receive All Enabled */
   2043#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000	/* Block phy resets */
   2044#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000	/* Enable MAC address
   2045							 * filtering */
   2046#define E1000_MANC_EN_MNG2HOST   0x00200000	/* Enable MNG packets to host
   2047						 * memory */
   2048#define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000	/* Enable IP address
   2049							 * filtering */
   2050#define E1000_MANC_EN_XSUM_FILTER   0x00800000	/* Enable checksum filtering */
   2051#define E1000_MANC_BR_EN         0x01000000	/* Enable broadcast filtering */
   2052#define E1000_MANC_SMB_REQ       0x01000000	/* SMBus Request */
   2053#define E1000_MANC_SMB_GNT       0x02000000	/* SMBus Grant */
   2054#define E1000_MANC_SMB_CLK_IN    0x04000000	/* SMBus Clock In */
   2055#define E1000_MANC_SMB_DATA_IN   0x08000000	/* SMBus Data In */
   2056#define E1000_MANC_SMB_DATA_OUT  0x10000000	/* SMBus Data Out */
   2057#define E1000_MANC_SMB_CLK_OUT   0x20000000	/* SMBus Clock Out */
   2058
   2059#define E1000_MANC_SMB_DATA_OUT_SHIFT  28	/* SMBus Data Out Shift */
   2060#define E1000_MANC_SMB_CLK_OUT_SHIFT   29	/* SMBus Clock Out Shift */
   2061
   2062/* SW Semaphore Register */
   2063#define E1000_SWSM_SMBI         0x00000001	/* Driver Semaphore bit */
   2064#define E1000_SWSM_SWESMBI      0x00000002	/* FW Semaphore bit */
   2065#define E1000_SWSM_WMNG         0x00000004	/* Wake MNG Clock */
   2066#define E1000_SWSM_DRV_LOAD     0x00000008	/* Driver Loaded Bit */
   2067
   2068/* FW Semaphore Register */
   2069#define E1000_FWSM_MODE_MASK    0x0000000E	/* FW mode */
   2070#define E1000_FWSM_MODE_SHIFT            1
   2071#define E1000_FWSM_FW_VALID     0x00008000	/* FW established a valid mode */
   2072
   2073#define E1000_FWSM_RSPCIPHY        0x00000040	/* Reset PHY on PCI reset */
   2074#define E1000_FWSM_DISSW           0x10000000	/* FW disable SW Write Access */
   2075#define E1000_FWSM_SKUSEL_MASK     0x60000000	/* LAN SKU select */
   2076#define E1000_FWSM_SKUEL_SHIFT     29
   2077#define E1000_FWSM_SKUSEL_EMB      0x0	/* Embedded SKU */
   2078#define E1000_FWSM_SKUSEL_CONS     0x1	/* Consumer SKU */
   2079#define E1000_FWSM_SKUSEL_PERF_100 0x2	/* Perf & Corp 10/100 SKU */
   2080#define E1000_FWSM_SKUSEL_PERF_GBE 0x3	/* Perf & Copr GbE SKU */
   2081
   2082/* FFLT Debug Register */
   2083#define E1000_FFLT_DBG_INVC     0x00100000	/* Invalid /C/ code handling */
   2084
   2085typedef enum {
   2086	e1000_mng_mode_none = 0,
   2087	e1000_mng_mode_asf,
   2088	e1000_mng_mode_pt,
   2089	e1000_mng_mode_ipmi,
   2090	e1000_mng_mode_host_interface_only
   2091} e1000_mng_mode;
   2092
   2093/* Host Interface Control Register */
   2094#define E1000_HICR_EN           0x00000001	/* Enable Bit - RO */
   2095#define E1000_HICR_C            0x00000002	/* Driver sets this bit when done
   2096						 * to put command in RAM */
   2097#define E1000_HICR_SV           0x00000004	/* Status Validity */
   2098#define E1000_HICR_FWR          0x00000080	/* FW reset. Set by the Host */
   2099
   2100/* Host Interface Command Interface - Address range 0x8800-0x8EFF */
   2101#define E1000_HI_MAX_DATA_LENGTH         252	/* Host Interface data length */
   2102#define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792	/* Number of bytes in range */
   2103#define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448	/* Number of dwords in range */
   2104#define E1000_HI_COMMAND_TIMEOUT         500	/* Time in ms to process HI command */
   2105
   2106struct e1000_host_command_header {
   2107	u8 command_id;
   2108	u8 command_length;
   2109	u8 command_options;	/* I/F bits for command, status for return */
   2110	u8 checksum;
   2111};
   2112struct e1000_host_command_info {
   2113	struct e1000_host_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
   2114	u8 command_data[E1000_HI_MAX_DATA_LENGTH];	/* Command data can length 0..252 */
   2115};
   2116
   2117/* Host SMB register #0 */
   2118#define E1000_HSMC0R_CLKIN      0x00000001	/* SMB Clock in */
   2119#define E1000_HSMC0R_DATAIN     0x00000002	/* SMB Data in */
   2120#define E1000_HSMC0R_DATAOUT    0x00000004	/* SMB Data out */
   2121#define E1000_HSMC0R_CLKOUT     0x00000008	/* SMB Clock out */
   2122
   2123/* Host SMB register #1 */
   2124#define E1000_HSMC1R_CLKIN      E1000_HSMC0R_CLKIN
   2125#define E1000_HSMC1R_DATAIN     E1000_HSMC0R_DATAIN
   2126#define E1000_HSMC1R_DATAOUT    E1000_HSMC0R_DATAOUT
   2127#define E1000_HSMC1R_CLKOUT     E1000_HSMC0R_CLKOUT
   2128
   2129/* FW Status Register */
   2130#define E1000_FWSTS_FWS_MASK    0x000000FF	/* FW Status */
   2131
   2132/* Wake Up Packet Length */
   2133#define E1000_WUPL_LENGTH_MASK 0x0FFF	/* Only the lower 12 bits are valid */
   2134
   2135#define E1000_MDALIGN          4096
   2136
   2137/* PCI-Ex registers*/
   2138
   2139/* PCI-Ex Control Register */
   2140#define E1000_GCR_RXD_NO_SNOOP          0x00000001
   2141#define E1000_GCR_RXDSCW_NO_SNOOP       0x00000002
   2142#define E1000_GCR_RXDSCR_NO_SNOOP       0x00000004
   2143#define E1000_GCR_TXD_NO_SNOOP          0x00000008
   2144#define E1000_GCR_TXDSCW_NO_SNOOP       0x00000010
   2145#define E1000_GCR_TXDSCR_NO_SNOOP       0x00000020
   2146
   2147#define PCI_EX_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP         | \
   2148                             E1000_GCR_RXDSCW_NO_SNOOP      | \
   2149                             E1000_GCR_RXDSCR_NO_SNOOP      | \
   2150                             E1000_GCR_TXD_NO_SNOOP         | \
   2151                             E1000_GCR_TXDSCW_NO_SNOOP      | \
   2152                             E1000_GCR_TXDSCR_NO_SNOOP)
   2153
   2154#define PCI_EX_82566_SNOOP_ALL PCI_EX_NO_SNOOP_ALL
   2155
   2156#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
   2157/* Function Active and Power State to MNG */
   2158#define E1000_FACTPS_FUNC0_POWER_STATE_MASK         0x00000003
   2159#define E1000_FACTPS_LAN0_VALID                     0x00000004
   2160#define E1000_FACTPS_FUNC0_AUX_EN                   0x00000008
   2161#define E1000_FACTPS_FUNC1_POWER_STATE_MASK         0x000000C0
   2162#define E1000_FACTPS_FUNC1_POWER_STATE_SHIFT        6
   2163#define E1000_FACTPS_LAN1_VALID                     0x00000100
   2164#define E1000_FACTPS_FUNC1_AUX_EN                   0x00000200
   2165#define E1000_FACTPS_FUNC2_POWER_STATE_MASK         0x00003000
   2166#define E1000_FACTPS_FUNC2_POWER_STATE_SHIFT        12
   2167#define E1000_FACTPS_IDE_ENABLE                     0x00004000
   2168#define E1000_FACTPS_FUNC2_AUX_EN                   0x00008000
   2169#define E1000_FACTPS_FUNC3_POWER_STATE_MASK         0x000C0000
   2170#define E1000_FACTPS_FUNC3_POWER_STATE_SHIFT        18
   2171#define E1000_FACTPS_SP_ENABLE                      0x00100000
   2172#define E1000_FACTPS_FUNC3_AUX_EN                   0x00200000
   2173#define E1000_FACTPS_FUNC4_POWER_STATE_MASK         0x03000000
   2174#define E1000_FACTPS_FUNC4_POWER_STATE_SHIFT        24
   2175#define E1000_FACTPS_IPMI_ENABLE                    0x04000000
   2176#define E1000_FACTPS_FUNC4_AUX_EN                   0x08000000
   2177#define E1000_FACTPS_MNGCG                          0x20000000
   2178#define E1000_FACTPS_LAN_FUNC_SEL                   0x40000000
   2179#define E1000_FACTPS_PM_STATE_CHANGED               0x80000000
   2180
   2181/* PCI-Ex Config Space */
   2182#define PCI_EX_LINK_STATUS           0x12
   2183#define PCI_EX_LINK_WIDTH_MASK       0x3F0
   2184#define PCI_EX_LINK_WIDTH_SHIFT      4
   2185
   2186/* EEPROM Commands - Microwire */
   2187#define EEPROM_READ_OPCODE_MICROWIRE  0x6	/* EEPROM read opcode */
   2188#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5	/* EEPROM write opcode */
   2189#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7	/* EEPROM erase opcode */
   2190#define EEPROM_EWEN_OPCODE_MICROWIRE  0x13	/* EEPROM erase/write enable */
   2191#define EEPROM_EWDS_OPCODE_MICROWIRE  0x10	/* EEPROM erase/write disable */
   2192
   2193/* EEPROM Commands - SPI */
   2194#define EEPROM_MAX_RETRY_SPI        5000	/* Max wait of 5ms, for RDY signal */
   2195#define EEPROM_READ_OPCODE_SPI      0x03	/* EEPROM read opcode */
   2196#define EEPROM_WRITE_OPCODE_SPI     0x02	/* EEPROM write opcode */
   2197#define EEPROM_A8_OPCODE_SPI        0x08	/* opcode bit-3 = address bit-8 */
   2198#define EEPROM_WREN_OPCODE_SPI      0x06	/* EEPROM set Write Enable latch */
   2199#define EEPROM_WRDI_OPCODE_SPI      0x04	/* EEPROM reset Write Enable latch */
   2200#define EEPROM_RDSR_OPCODE_SPI      0x05	/* EEPROM read Status register */
   2201#define EEPROM_WRSR_OPCODE_SPI      0x01	/* EEPROM write Status register */
   2202#define EEPROM_ERASE4K_OPCODE_SPI   0x20	/* EEPROM ERASE 4KB */
   2203#define EEPROM_ERASE64K_OPCODE_SPI  0xD8	/* EEPROM ERASE 64KB */
   2204#define EEPROM_ERASE256_OPCODE_SPI  0xDB	/* EEPROM ERASE 256B */
   2205
   2206/* EEPROM Size definitions */
   2207#define EEPROM_WORD_SIZE_SHIFT  6
   2208#define EEPROM_SIZE_SHIFT       10
   2209#define EEPROM_SIZE_MASK        0x1C00
   2210
   2211/* EEPROM Word Offsets */
   2212#define EEPROM_COMPAT                 0x0003
   2213#define EEPROM_ID_LED_SETTINGS        0x0004
   2214#define EEPROM_VERSION                0x0005
   2215#define EEPROM_SERDES_AMPLITUDE       0x0006	/* For SERDES output amplitude adjustment. */
   2216#define EEPROM_PHY_CLASS_WORD         0x0007
   2217#define EEPROM_INIT_CONTROL1_REG      0x000A
   2218#define EEPROM_INIT_CONTROL2_REG      0x000F
   2219#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
   2220#define EEPROM_INIT_CONTROL3_PORT_B   0x0014
   2221#define EEPROM_INIT_3GIO_3            0x001A
   2222#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
   2223#define EEPROM_INIT_CONTROL3_PORT_A   0x0024
   2224#define EEPROM_CFG                    0x0012
   2225#define EEPROM_FLASH_VERSION          0x0032
   2226#define EEPROM_CHECKSUM_REG           0x003F
   2227
   2228#define E1000_EEPROM_CFG_DONE         0x00040000	/* MNG config cycle done */
   2229#define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000	/* ...for second port */
   2230
   2231/* Word definitions for ID LED Settings */
   2232#define ID_LED_RESERVED_0000 0x0000
   2233#define ID_LED_RESERVED_FFFF 0xFFFF
   2234#define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2 << 12) | \
   2235                              (ID_LED_OFF1_OFF2 << 8) | \
   2236                              (ID_LED_DEF1_DEF2 << 4) | \
   2237                              (ID_LED_DEF1_DEF2))
   2238#define ID_LED_DEF1_DEF2     0x1
   2239#define ID_LED_DEF1_ON2      0x2
   2240#define ID_LED_DEF1_OFF2     0x3
   2241#define ID_LED_ON1_DEF2      0x4
   2242#define ID_LED_ON1_ON2       0x5
   2243#define ID_LED_ON1_OFF2      0x6
   2244#define ID_LED_OFF1_DEF2     0x7
   2245#define ID_LED_OFF1_ON2      0x8
   2246#define ID_LED_OFF1_OFF2     0x9
   2247
   2248#define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
   2249#define IGP_ACTIVITY_LED_ENABLE 0x0300
   2250#define IGP_LED3_MODE           0x07000000
   2251
   2252/* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */
   2253#define EEPROM_SERDES_AMPLITUDE_MASK  0x000F
   2254
   2255/* Mask bit for PHY class in Word 7 of the EEPROM */
   2256#define EEPROM_PHY_CLASS_A   0x8000
   2257
   2258/* Mask bits for fields in Word 0x0a of the EEPROM */
   2259#define EEPROM_WORD0A_ILOS   0x0010
   2260#define EEPROM_WORD0A_SWDPIO 0x01E0
   2261#define EEPROM_WORD0A_LRST   0x0200
   2262#define EEPROM_WORD0A_FD     0x0400
   2263#define EEPROM_WORD0A_66MHZ  0x0800
   2264
   2265/* Mask bits for fields in Word 0x0f of the EEPROM */
   2266#define EEPROM_WORD0F_PAUSE_MASK 0x3000
   2267#define EEPROM_WORD0F_PAUSE      0x1000
   2268#define EEPROM_WORD0F_ASM_DIR    0x2000
   2269#define EEPROM_WORD0F_ANE        0x0800
   2270#define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
   2271#define EEPROM_WORD0F_LPLU       0x0001
   2272
   2273/* Mask bits for fields in Word 0x10/0x20 of the EEPROM */
   2274#define EEPROM_WORD1020_GIGA_DISABLE         0x0010
   2275#define EEPROM_WORD1020_GIGA_DISABLE_NON_D0A 0x0008
   2276
   2277/* Mask bits for fields in Word 0x1a of the EEPROM */
   2278#define EEPROM_WORD1A_ASPM_MASK  0x000C
   2279
   2280/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
   2281#define EEPROM_SUM 0xBABA
   2282
   2283/* EEPROM Map defines (WORD OFFSETS)*/
   2284#define EEPROM_NODE_ADDRESS_BYTE_0 0
   2285#define EEPROM_PBA_BYTE_1          8
   2286
   2287#define EEPROM_RESERVED_WORD          0xFFFF
   2288
   2289/* EEPROM Map Sizes (Byte Counts) */
   2290#define PBA_SIZE 4
   2291
   2292/* Collision related configuration parameters */
   2293#define E1000_COLLISION_THRESHOLD       15
   2294#define E1000_CT_SHIFT                  4
   2295/* Collision distance is a 0-based value that applies to
   2296 * half-duplex-capable hardware only. */
   2297#define E1000_COLLISION_DISTANCE        63
   2298#define E1000_COLLISION_DISTANCE_82542  64
   2299#define E1000_FDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
   2300#define E1000_HDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
   2301#define E1000_COLD_SHIFT                12
   2302
   2303/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
   2304#define REQ_TX_DESCRIPTOR_MULTIPLE  8
   2305#define REQ_RX_DESCRIPTOR_MULTIPLE  8
   2306
   2307/* Default values for the transmit IPG register */
   2308#define DEFAULT_82542_TIPG_IPGT        10
   2309#define DEFAULT_82543_TIPG_IPGT_FIBER  9
   2310#define DEFAULT_82543_TIPG_IPGT_COPPER 8
   2311
   2312#define E1000_TIPG_IPGT_MASK  0x000003FF
   2313#define E1000_TIPG_IPGR1_MASK 0x000FFC00
   2314#define E1000_TIPG_IPGR2_MASK 0x3FF00000
   2315
   2316#define DEFAULT_82542_TIPG_IPGR1 2
   2317#define DEFAULT_82543_TIPG_IPGR1 8
   2318#define E1000_TIPG_IPGR1_SHIFT  10
   2319
   2320#define DEFAULT_82542_TIPG_IPGR2 10
   2321#define DEFAULT_82543_TIPG_IPGR2 6
   2322#define E1000_TIPG_IPGR2_SHIFT  20
   2323
   2324#define E1000_TXDMAC_DPP 0x00000001
   2325
   2326/* Adaptive IFS defines */
   2327#define TX_THRESHOLD_START     8
   2328#define TX_THRESHOLD_INCREMENT 10
   2329#define TX_THRESHOLD_DECREMENT 1
   2330#define TX_THRESHOLD_STOP      190
   2331#define TX_THRESHOLD_DISABLE   0
   2332#define TX_THRESHOLD_TIMER_MS  10000
   2333#define MIN_NUM_XMITS          1000
   2334#define IFS_MAX                80
   2335#define IFS_STEP               10
   2336#define IFS_MIN                40
   2337#define IFS_RATIO              4
   2338
   2339/* Extended Configuration Control and Size */
   2340#define E1000_EXTCNF_CTRL_PCIE_WRITE_ENABLE 0x00000001
   2341#define E1000_EXTCNF_CTRL_PHY_WRITE_ENABLE  0x00000002
   2342#define E1000_EXTCNF_CTRL_D_UD_ENABLE       0x00000004
   2343#define E1000_EXTCNF_CTRL_D_UD_LATENCY      0x00000008
   2344#define E1000_EXTCNF_CTRL_D_UD_OWNER        0x00000010
   2345#define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020
   2346#define E1000_EXTCNF_CTRL_MDIO_HW_OWNERSHIP 0x00000040
   2347#define E1000_EXTCNF_CTRL_EXT_CNF_POINTER   0x0FFF0000
   2348
   2349#define E1000_EXTCNF_SIZE_EXT_PHY_LENGTH    0x000000FF
   2350#define E1000_EXTCNF_SIZE_EXT_DOCK_LENGTH   0x0000FF00
   2351#define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH   0x00FF0000
   2352#define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE  0x00000001
   2353#define E1000_EXTCNF_CTRL_SWFLAG            0x00000020
   2354
   2355/* PBA constants */
   2356#define E1000_PBA_8K 0x0008	/* 8KB, default Rx allocation */
   2357#define E1000_PBA_12K 0x000C	/* 12KB, default Rx allocation */
   2358#define E1000_PBA_16K 0x0010	/* 16KB, default TX allocation */
   2359#define E1000_PBA_20K 0x0014
   2360#define E1000_PBA_22K 0x0016
   2361#define E1000_PBA_24K 0x0018
   2362#define E1000_PBA_30K 0x001E
   2363#define E1000_PBA_32K 0x0020
   2364#define E1000_PBA_34K 0x0022
   2365#define E1000_PBA_38K 0x0026
   2366#define E1000_PBA_40K 0x0028
   2367#define E1000_PBA_48K 0x0030	/* 48KB, default RX allocation */
   2368
   2369#define E1000_PBS_16K E1000_PBA_16K
   2370
   2371/* Flow Control Constants */
   2372#define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
   2373#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
   2374#define FLOW_CONTROL_TYPE         0x8808
   2375
   2376/* The historical defaults for the flow control values are given below. */
   2377#define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
   2378#define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
   2379#define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
   2380
   2381/* PCIX Config space */
   2382#define PCIX_COMMAND_REGISTER    0xE6
   2383#define PCIX_STATUS_REGISTER_LO  0xE8
   2384#define PCIX_STATUS_REGISTER_HI  0xEA
   2385
   2386#define PCIX_COMMAND_MMRBC_MASK      0x000C
   2387#define PCIX_COMMAND_MMRBC_SHIFT     0x2
   2388#define PCIX_STATUS_HI_MMRBC_MASK    0x0060
   2389#define PCIX_STATUS_HI_MMRBC_SHIFT   0x5
   2390#define PCIX_STATUS_HI_MMRBC_4K      0x3
   2391#define PCIX_STATUS_HI_MMRBC_2K      0x2
   2392
   2393/* Number of bits required to shift right the "pause" bits from the
   2394 * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register.
   2395 */
   2396#define PAUSE_SHIFT 5
   2397
   2398/* Number of bits required to shift left the "SWDPIO" bits from the
   2399 * EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field in the CTRL register.
   2400 */
   2401#define SWDPIO_SHIFT 17
   2402
   2403/* Number of bits required to shift left the "SWDPIO_EXT" bits from the
   2404 * EEPROM word F (bits 7:4) to the bits 11:8 of The Extended CTRL register.
   2405 */
   2406#define SWDPIO__EXT_SHIFT 4
   2407
   2408/* Number of bits required to shift left the "ILOS" bit from the EEPROM
   2409 * (bit 4) to the "ILOS" (bit 7) field in the CTRL register.
   2410 */
   2411#define ILOS_SHIFT  3
   2412
   2413#define RECEIVE_BUFFER_ALIGN_SIZE  (256)
   2414
   2415/* Number of milliseconds we wait for auto-negotiation to complete */
   2416#define LINK_UP_TIMEOUT             500
   2417
   2418/* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */
   2419#define AUTO_READ_DONE_TIMEOUT      10
   2420/* Number of milliseconds we wait for PHY configuration done after MAC reset */
   2421#define PHY_CFG_TIMEOUT             100
   2422
   2423#define E1000_TX_BUFFER_SIZE ((u32)1514)
   2424
   2425/* The carrier extension symbol, as received by the NIC. */
   2426#define CARRIER_EXTENSION   0x0F
   2427
   2428/* TBI_ACCEPT macro definition:
   2429 *
   2430 * This macro requires:
   2431 *      adapter = a pointer to struct e1000_hw
   2432 *      status = the 8 bit status field of the RX descriptor with EOP set
   2433 *      error = the 8 bit error field of the RX descriptor with EOP set
   2434 *      length = the sum of all the length fields of the RX descriptors that
   2435 *               make up the current frame
   2436 *      last_byte = the last byte of the frame DMAed by the hardware
   2437 *      max_frame_length = the maximum frame length we want to accept.
   2438 *      min_frame_length = the minimum frame length we want to accept.
   2439 *
   2440 * This macro is a conditional that should be used in the interrupt
   2441 * handler's Rx processing routine when RxErrors have been detected.
   2442 *
   2443 * Typical use:
   2444 *  ...
   2445 *  if (TBI_ACCEPT) {
   2446 *      accept_frame = true;
   2447 *      e1000_tbi_adjust_stats(adapter, MacAddress);
   2448 *      frame_length--;
   2449 *  } else {
   2450 *      accept_frame = false;
   2451 *  }
   2452 *  ...
   2453 */
   2454
   2455#define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
   2456    ((adapter)->tbi_compatibility_on && \
   2457     (((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
   2458     ((last_byte) == CARRIER_EXTENSION) && \
   2459     (((status) & E1000_RXD_STAT_VP) ? \
   2460          (((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
   2461           ((length) <= ((adapter)->max_frame_size + 1))) : \
   2462          (((length) > (adapter)->min_frame_size) && \
   2463           ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
   2464
   2465/* Structures, enums, and macros for the PHY */
   2466
   2467/* Bit definitions for the Management Data IO (MDIO) and Management Data
   2468 * Clock (MDC) pins in the Device Control Register.
   2469 */
   2470#define E1000_CTRL_PHY_RESET_DIR  E1000_CTRL_SWDPIO0
   2471#define E1000_CTRL_PHY_RESET      E1000_CTRL_SWDPIN0
   2472#define E1000_CTRL_MDIO_DIR       E1000_CTRL_SWDPIO2
   2473#define E1000_CTRL_MDIO           E1000_CTRL_SWDPIN2
   2474#define E1000_CTRL_MDC_DIR        E1000_CTRL_SWDPIO3
   2475#define E1000_CTRL_MDC            E1000_CTRL_SWDPIN3
   2476#define E1000_CTRL_PHY_RESET_DIR4 E1000_CTRL_EXT_SDP4_DIR
   2477#define E1000_CTRL_PHY_RESET4     E1000_CTRL_EXT_SDP4_DATA
   2478
   2479/* PHY 1000 MII Register/Bit Definitions */
   2480/* PHY Registers defined by IEEE */
   2481#define PHY_CTRL         0x00	/* Control Register */
   2482#define PHY_STATUS       0x01	/* Status Register */
   2483#define PHY_ID1          0x02	/* Phy Id Reg (word 1) */
   2484#define PHY_ID2          0x03	/* Phy Id Reg (word 2) */
   2485#define PHY_AUTONEG_ADV  0x04	/* Autoneg Advertisement */
   2486#define PHY_LP_ABILITY   0x05	/* Link Partner Ability (Base Page) */
   2487#define PHY_AUTONEG_EXP  0x06	/* Autoneg Expansion Reg */
   2488#define PHY_NEXT_PAGE_TX 0x07	/* Next Page TX */
   2489#define PHY_LP_NEXT_PAGE 0x08	/* Link Partner Next Page */
   2490#define PHY_1000T_CTRL   0x09	/* 1000Base-T Control Reg */
   2491#define PHY_1000T_STATUS 0x0A	/* 1000Base-T Status Reg */
   2492#define PHY_EXT_STATUS   0x0F	/* Extended Status Reg */
   2493
   2494#define MAX_PHY_REG_ADDRESS        0x1F	/* 5 bit address bus (0-0x1F) */
   2495#define MAX_PHY_MULTI_PAGE_REG     0xF	/* Registers equal on all pages */
   2496
   2497/* M88E1000 Specific Registers */
   2498#define M88E1000_PHY_SPEC_CTRL     0x10	/* PHY Specific Control Register */
   2499#define M88E1000_PHY_SPEC_STATUS   0x11	/* PHY Specific Status Register */
   2500#define M88E1000_INT_ENABLE        0x12	/* Interrupt Enable Register */
   2501#define M88E1000_INT_STATUS        0x13	/* Interrupt Status Register */
   2502#define M88E1000_EXT_PHY_SPEC_CTRL 0x14	/* Extended PHY Specific Control */
   2503#define M88E1000_RX_ERR_CNTR       0x15	/* Receive Error Counter */
   2504
   2505#define M88E1000_PHY_EXT_CTRL      0x1A	/* PHY extend control register */
   2506#define M88E1000_PHY_PAGE_SELECT   0x1D	/* Reg 29 for page number setting */
   2507#define M88E1000_PHY_GEN_CONTROL   0x1E	/* Its meaning depends on reg 29 */
   2508#define M88E1000_PHY_VCO_REG_BIT8  0x100	/* Bits 8 & 11 are adjusted for */
   2509#define M88E1000_PHY_VCO_REG_BIT11 0x800	/* improved BER performance */
   2510
   2511#define IGP01E1000_IEEE_REGS_PAGE  0x0000
   2512#define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
   2513#define IGP01E1000_IEEE_FORCE_GIGA      0x0140
   2514
   2515/* IGP01E1000 Specific Registers */
   2516#define IGP01E1000_PHY_PORT_CONFIG 0x10	/* PHY Specific Port Config Register */
   2517#define IGP01E1000_PHY_PORT_STATUS 0x11	/* PHY Specific Status Register */
   2518#define IGP01E1000_PHY_PORT_CTRL   0x12	/* PHY Specific Control Register */
   2519#define IGP01E1000_PHY_LINK_HEALTH 0x13	/* PHY Link Health Register */
   2520#define IGP01E1000_GMII_FIFO       0x14	/* GMII FIFO Register */
   2521#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15	/* PHY Channel Quality Register */
   2522#define IGP02E1000_PHY_POWER_MGMT      0x19
   2523#define IGP01E1000_PHY_PAGE_SELECT     0x1F	/* PHY Page Select Core Register */
   2524
   2525/* IGP01E1000 AGC Registers - stores the cable length values*/
   2526#define IGP01E1000_PHY_AGC_A        0x1172
   2527#define IGP01E1000_PHY_AGC_B        0x1272
   2528#define IGP01E1000_PHY_AGC_C        0x1472
   2529#define IGP01E1000_PHY_AGC_D        0x1872
   2530
   2531/* IGP02E1000 AGC Registers for cable length values */
   2532#define IGP02E1000_PHY_AGC_A        0x11B1
   2533#define IGP02E1000_PHY_AGC_B        0x12B1
   2534#define IGP02E1000_PHY_AGC_C        0x14B1
   2535#define IGP02E1000_PHY_AGC_D        0x18B1
   2536
   2537/* IGP01E1000 DSP Reset Register */
   2538#define IGP01E1000_PHY_DSP_RESET   0x1F33
   2539#define IGP01E1000_PHY_DSP_SET     0x1F71
   2540#define IGP01E1000_PHY_DSP_FFE     0x1F35
   2541
   2542#define IGP01E1000_PHY_CHANNEL_NUM    4
   2543#define IGP02E1000_PHY_CHANNEL_NUM    4
   2544
   2545#define IGP01E1000_PHY_AGC_PARAM_A    0x1171
   2546#define IGP01E1000_PHY_AGC_PARAM_B    0x1271
   2547#define IGP01E1000_PHY_AGC_PARAM_C    0x1471
   2548#define IGP01E1000_PHY_AGC_PARAM_D    0x1871
   2549
   2550#define IGP01E1000_PHY_EDAC_MU_INDEX        0xC000
   2551#define IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS 0x8000
   2552
   2553#define IGP01E1000_PHY_ANALOG_TX_STATE      0x2890
   2554#define IGP01E1000_PHY_ANALOG_CLASS_A       0x2000
   2555#define IGP01E1000_PHY_FORCE_ANALOG_ENABLE  0x0004
   2556#define IGP01E1000_PHY_DSP_FFE_CM_CP        0x0069
   2557
   2558#define IGP01E1000_PHY_DSP_FFE_DEFAULT      0x002A
   2559/* IGP01E1000 PCS Initialization register - stores the polarity status when
   2560 * speed = 1000 Mbps. */
   2561#define IGP01E1000_PHY_PCS_INIT_REG  0x00B4
   2562#define IGP01E1000_PHY_PCS_CTRL_REG  0x00B5
   2563
   2564#define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
   2565
   2566/* PHY Control Register */
   2567#define MII_CR_SPEED_SELECT_MSB 0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
   2568#define MII_CR_COLL_TEST_ENABLE 0x0080	/* Collision test enable */
   2569#define MII_CR_FULL_DUPLEX      0x0100	/* FDX =1, half duplex =0 */
   2570#define MII_CR_RESTART_AUTO_NEG 0x0200	/* Restart auto negotiation */
   2571#define MII_CR_ISOLATE          0x0400	/* Isolate PHY from MII */
   2572#define MII_CR_POWER_DOWN       0x0800	/* Power down */
   2573#define MII_CR_AUTO_NEG_EN      0x1000	/* Auto Neg Enable */
   2574#define MII_CR_SPEED_SELECT_LSB 0x2000	/* bits 6,13: 10=1000, 01=100, 00=10 */
   2575#define MII_CR_LOOPBACK         0x4000	/* 0 = normal, 1 = loopback */
   2576#define MII_CR_RESET            0x8000	/* 0 = normal, 1 = PHY reset */
   2577
   2578/* PHY Status Register */
   2579#define MII_SR_EXTENDED_CAPS     0x0001	/* Extended register capabilities */
   2580#define MII_SR_JABBER_DETECT     0x0002	/* Jabber Detected */
   2581#define MII_SR_LINK_STATUS       0x0004	/* Link Status 1 = link */
   2582#define MII_SR_AUTONEG_CAPS      0x0008	/* Auto Neg Capable */
   2583#define MII_SR_REMOTE_FAULT      0x0010	/* Remote Fault Detect */
   2584#define MII_SR_AUTONEG_COMPLETE  0x0020	/* Auto Neg Complete */
   2585#define MII_SR_PREAMBLE_SUPPRESS 0x0040	/* Preamble may be suppressed */
   2586#define MII_SR_EXTENDED_STATUS   0x0100	/* Ext. status info in Reg 0x0F */
   2587#define MII_SR_100T2_HD_CAPS     0x0200	/* 100T2 Half Duplex Capable */
   2588#define MII_SR_100T2_FD_CAPS     0x0400	/* 100T2 Full Duplex Capable */
   2589#define MII_SR_10T_HD_CAPS       0x0800	/* 10T   Half Duplex Capable */
   2590#define MII_SR_10T_FD_CAPS       0x1000	/* 10T   Full Duplex Capable */
   2591#define MII_SR_100X_HD_CAPS      0x2000	/* 100X  Half Duplex Capable */
   2592#define MII_SR_100X_FD_CAPS      0x4000	/* 100X  Full Duplex Capable */
   2593#define MII_SR_100T4_CAPS        0x8000	/* 100T4 Capable */
   2594
   2595/* Autoneg Advertisement Register */
   2596#define NWAY_AR_SELECTOR_FIELD 0x0001	/* indicates IEEE 802.3 CSMA/CD */
   2597#define NWAY_AR_10T_HD_CAPS    0x0020	/* 10T   Half Duplex Capable */
   2598#define NWAY_AR_10T_FD_CAPS    0x0040	/* 10T   Full Duplex Capable */
   2599#define NWAY_AR_100TX_HD_CAPS  0x0080	/* 100TX Half Duplex Capable */
   2600#define NWAY_AR_100TX_FD_CAPS  0x0100	/* 100TX Full Duplex Capable */
   2601#define NWAY_AR_100T4_CAPS     0x0200	/* 100T4 Capable */
   2602#define NWAY_AR_PAUSE          0x0400	/* Pause operation desired */
   2603#define NWAY_AR_ASM_DIR        0x0800	/* Asymmetric Pause Direction bit */
   2604#define NWAY_AR_REMOTE_FAULT   0x2000	/* Remote Fault detected */
   2605#define NWAY_AR_NEXT_PAGE      0x8000	/* Next Page ability supported */
   2606
   2607/* Link Partner Ability Register (Base Page) */
   2608#define NWAY_LPAR_SELECTOR_FIELD 0x0000	/* LP protocol selector field */
   2609#define NWAY_LPAR_10T_HD_CAPS    0x0020	/* LP is 10T   Half Duplex Capable */
   2610#define NWAY_LPAR_10T_FD_CAPS    0x0040	/* LP is 10T   Full Duplex Capable */
   2611#define NWAY_LPAR_100TX_HD_CAPS  0x0080	/* LP is 100TX Half Duplex Capable */
   2612#define NWAY_LPAR_100TX_FD_CAPS  0x0100	/* LP is 100TX Full Duplex Capable */
   2613#define NWAY_LPAR_100T4_CAPS     0x0200	/* LP is 100T4 Capable */
   2614#define NWAY_LPAR_PAUSE          0x0400	/* LP Pause operation desired */
   2615#define NWAY_LPAR_ASM_DIR        0x0800	/* LP Asymmetric Pause Direction bit */
   2616#define NWAY_LPAR_REMOTE_FAULT   0x2000	/* LP has detected Remote Fault */
   2617#define NWAY_LPAR_ACKNOWLEDGE    0x4000	/* LP has rx'd link code word */
   2618#define NWAY_LPAR_NEXT_PAGE      0x8000	/* Next Page ability supported */
   2619
   2620/* Autoneg Expansion Register */
   2621#define NWAY_ER_LP_NWAY_CAPS      0x0001	/* LP has Auto Neg Capability */
   2622#define NWAY_ER_PAGE_RXD          0x0002	/* LP is 10T   Half Duplex Capable */
   2623#define NWAY_ER_NEXT_PAGE_CAPS    0x0004	/* LP is 10T   Full Duplex Capable */
   2624#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008	/* LP is 100TX Half Duplex Capable */
   2625#define NWAY_ER_PAR_DETECT_FAULT  0x0010	/* LP is 100TX Full Duplex Capable */
   2626
   2627/* Next Page TX Register */
   2628#define NPTX_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
   2629#define NPTX_TOGGLE         0x0800	/* Toggles between exchanges
   2630					 * of different NP
   2631					 */
   2632#define NPTX_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
   2633					 * 0 = cannot comply with msg
   2634					 */
   2635#define NPTX_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
   2636#define NPTX_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
   2637					 * 0 = sending last NP
   2638					 */
   2639
   2640/* Link Partner Next Page Register */
   2641#define LP_RNPR_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
   2642#define LP_RNPR_TOGGLE         0x0800	/* Toggles between exchanges
   2643					 * of different NP
   2644					 */
   2645#define LP_RNPR_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
   2646					 * 0 = cannot comply with msg
   2647					 */
   2648#define LP_RNPR_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
   2649#define LP_RNPR_ACKNOWLDGE     0x4000	/* 1 = ACK / 0 = NO ACK */
   2650#define LP_RNPR_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
   2651					 * 0 = sending last NP
   2652					 */
   2653
   2654/* 1000BASE-T Control Register */
   2655#define CR_1000T_ASYM_PAUSE      0x0080	/* Advertise asymmetric pause bit */
   2656#define CR_1000T_HD_CAPS         0x0100	/* Advertise 1000T HD capability */
   2657#define CR_1000T_FD_CAPS         0x0200	/* Advertise 1000T FD capability  */
   2658#define CR_1000T_REPEATER_DTE    0x0400	/* 1=Repeater/switch device port */
   2659					/* 0=DTE device */
   2660#define CR_1000T_MS_VALUE        0x0800	/* 1=Configure PHY as Master */
   2661					/* 0=Configure PHY as Slave */
   2662#define CR_1000T_MS_ENABLE       0x1000	/* 1=Master/Slave manual config value */
   2663					/* 0=Automatic Master/Slave config */
   2664#define CR_1000T_TEST_MODE_NORMAL 0x0000	/* Normal Operation */
   2665#define CR_1000T_TEST_MODE_1     0x2000	/* Transmit Waveform test */
   2666#define CR_1000T_TEST_MODE_2     0x4000	/* Master Transmit Jitter test */
   2667#define CR_1000T_TEST_MODE_3     0x6000	/* Slave Transmit Jitter test */
   2668#define CR_1000T_TEST_MODE_4     0x8000	/* Transmitter Distortion test */
   2669
   2670/* 1000BASE-T Status Register */
   2671#define SR_1000T_IDLE_ERROR_CNT   0x00FF	/* Num idle errors since last read */
   2672#define SR_1000T_ASYM_PAUSE_DIR   0x0100	/* LP asymmetric pause direction bit */
   2673#define SR_1000T_LP_HD_CAPS       0x0400	/* LP is 1000T HD capable */
   2674#define SR_1000T_LP_FD_CAPS       0x0800	/* LP is 1000T FD capable */
   2675#define SR_1000T_REMOTE_RX_STATUS 0x1000	/* Remote receiver OK */
   2676#define SR_1000T_LOCAL_RX_STATUS  0x2000	/* Local receiver OK */
   2677#define SR_1000T_MS_CONFIG_RES    0x4000	/* 1=Local TX is Master, 0=Slave */
   2678#define SR_1000T_MS_CONFIG_FAULT  0x8000	/* Master/Slave config fault */
   2679#define SR_1000T_REMOTE_RX_STATUS_SHIFT          12
   2680#define SR_1000T_LOCAL_RX_STATUS_SHIFT           13
   2681#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT    5
   2682#define FFE_IDLE_ERR_COUNT_TIMEOUT_20            20
   2683#define FFE_IDLE_ERR_COUNT_TIMEOUT_100           100
   2684
   2685/* Extended Status Register */
   2686#define IEEE_ESR_1000T_HD_CAPS 0x1000	/* 1000T HD capable */
   2687#define IEEE_ESR_1000T_FD_CAPS 0x2000	/* 1000T FD capable */
   2688#define IEEE_ESR_1000X_HD_CAPS 0x4000	/* 1000X HD capable */
   2689#define IEEE_ESR_1000X_FD_CAPS 0x8000	/* 1000X FD capable */
   2690
   2691#define PHY_TX_POLARITY_MASK   0x0100	/* register 10h bit 8 (polarity bit) */
   2692#define PHY_TX_NORMAL_POLARITY 0	/* register 10h bit 8 (normal polarity) */
   2693
   2694#define AUTO_POLARITY_DISABLE  0x0010	/* register 11h bit 4 */
   2695				      /* (0=enable, 1=disable) */
   2696
   2697/* M88E1000 PHY Specific Control Register */
   2698#define M88E1000_PSCR_JABBER_DISABLE    0x0001	/* 1=Jabber Function disabled */
   2699#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002	/* 1=Polarity Reversal enabled */
   2700#define M88E1000_PSCR_SQE_TEST          0x0004	/* 1=SQE Test enabled */
   2701#define M88E1000_PSCR_CLK125_DISABLE    0x0010	/* 1=CLK125 low,
   2702						 * 0=CLK125 toggling
   2703						 */
   2704#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000	/* MDI Crossover Mode bits 6:5 */
   2705					       /* Manual MDI configuration */
   2706#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020	/* Manual MDIX configuration */
   2707#define M88E1000_PSCR_AUTO_X_1000T     0x0040	/* 1000BASE-T: Auto crossover,
   2708						 *  100BASE-TX/10BASE-T:
   2709						 *  MDI Mode
   2710						 */
   2711#define M88E1000_PSCR_AUTO_X_MODE      0x0060	/* Auto crossover enabled
   2712						 * all speeds.
   2713						 */
   2714#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
   2715					/* 1=Enable Extended 10BASE-T distance
   2716					 * (Lower 10BASE-T RX Threshold)
   2717					 * 0=Normal 10BASE-T RX Threshold */
   2718#define M88E1000_PSCR_MII_5BIT_ENABLE      0x0100
   2719					/* 1=5-Bit interface in 100BASE-TX
   2720					 * 0=MII interface in 100BASE-TX */
   2721#define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200	/* 1=Scrambler disable */
   2722#define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400	/* 1=Force link good */
   2723#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800	/* 1=Assert CRS on Transmit */
   2724
   2725#define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT    1
   2726#define M88E1000_PSCR_AUTO_X_MODE_SHIFT          5
   2727#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
   2728
   2729/* M88E1000 PHY Specific Status Register */
   2730#define M88E1000_PSSR_JABBER             0x0001	/* 1=Jabber */
   2731#define M88E1000_PSSR_REV_POLARITY       0x0002	/* 1=Polarity reversed */
   2732#define M88E1000_PSSR_DOWNSHIFT          0x0020	/* 1=Downshifted */
   2733#define M88E1000_PSSR_MDIX               0x0040	/* 1=MDIX; 0=MDI */
   2734#define M88E1000_PSSR_CABLE_LENGTH       0x0380	/* 0=<50M;1=50-80M;2=80-110M;
   2735						 * 3=110-140M;4=>140M */
   2736#define M88E1000_PSSR_LINK               0x0400	/* 1=Link up, 0=Link down */
   2737#define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800	/* 1=Speed & Duplex resolved */
   2738#define M88E1000_PSSR_PAGE_RCVD          0x1000	/* 1=Page received */
   2739#define M88E1000_PSSR_DPLX               0x2000	/* 1=Duplex 0=Half Duplex */
   2740#define M88E1000_PSSR_SPEED              0xC000	/* Speed, bits 14:15 */
   2741#define M88E1000_PSSR_10MBS              0x0000	/* 00=10Mbs */
   2742#define M88E1000_PSSR_100MBS             0x4000	/* 01=100Mbs */
   2743#define M88E1000_PSSR_1000MBS            0x8000	/* 10=1000Mbs */
   2744
   2745#define M88E1000_PSSR_REV_POLARITY_SHIFT 1
   2746#define M88E1000_PSSR_DOWNSHIFT_SHIFT    5
   2747#define M88E1000_PSSR_MDIX_SHIFT         6
   2748#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
   2749
   2750/* M88E1000 Extended PHY Specific Control Register */
   2751#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000	/* 1=Fiber loopback */
   2752#define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000	/* 1=Lost lock detect enabled.
   2753						 * Will assert lost lock and bring
   2754						 * link down if idle not seen
   2755						 * within 1ms in 1000BASE-T
   2756						 */
   2757/* Number of times we will attempt to autonegotiate before downshifting if we
   2758 * are the master */
   2759#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
   2760#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
   2761#define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X   0x0400
   2762#define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X   0x0800
   2763#define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X   0x0C00
   2764/* Number of times we will attempt to autonegotiate before downshifting if we
   2765 * are the slave */
   2766#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
   2767#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS   0x0000
   2768#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
   2769#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
   2770#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
   2771#define M88E1000_EPSCR_TX_CLK_2_5     0x0060	/* 2.5 MHz TX_CLK */
   2772#define M88E1000_EPSCR_TX_CLK_25      0x0070	/* 25  MHz TX_CLK */
   2773#define M88E1000_EPSCR_TX_CLK_0       0x0000	/* NO  TX_CLK */
   2774
   2775/* M88EC018 Rev 2 specific DownShift settings */
   2776#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
   2777#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_1X    0x0000
   2778#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_2X    0x0200
   2779#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_3X    0x0400
   2780#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_4X    0x0600
   2781#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
   2782#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_6X    0x0A00
   2783#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_7X    0x0C00
   2784#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_8X    0x0E00
   2785
   2786/* IGP01E1000 Specific Port Config Register - R/W */
   2787#define IGP01E1000_PSCFR_AUTO_MDIX_PAR_DETECT  0x0010
   2788#define IGP01E1000_PSCFR_PRE_EN                0x0020
   2789#define IGP01E1000_PSCFR_SMART_SPEED           0x0080
   2790#define IGP01E1000_PSCFR_DISABLE_TPLOOPBACK    0x0100
   2791#define IGP01E1000_PSCFR_DISABLE_JABBER        0x0400
   2792#define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
   2793
   2794/* IGP01E1000 Specific Port Status Register - R/O */
   2795#define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001	/* RO LH SC */
   2796#define IGP01E1000_PSSR_POLARITY_REVERSED      0x0002
   2797#define IGP01E1000_PSSR_CABLE_LENGTH           0x007C
   2798#define IGP01E1000_PSSR_FULL_DUPLEX            0x0200
   2799#define IGP01E1000_PSSR_LINK_UP                0x0400
   2800#define IGP01E1000_PSSR_MDIX                   0x0800
   2801#define IGP01E1000_PSSR_SPEED_MASK             0xC000	/* speed bits mask */
   2802#define IGP01E1000_PSSR_SPEED_10MBPS           0x4000
   2803#define IGP01E1000_PSSR_SPEED_100MBPS          0x8000
   2804#define IGP01E1000_PSSR_SPEED_1000MBPS         0xC000
   2805#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002	/* shift right 2 */
   2806#define IGP01E1000_PSSR_MDIX_SHIFT             0x000B	/* shift right 11 */
   2807
   2808/* IGP01E1000 Specific Port Control Register - R/W */
   2809#define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
   2810#define IGP01E1000_PSCR_CORRECT_NC_SCMBLR      0x0200
   2811#define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
   2812#define IGP01E1000_PSCR_FLIP_CHIP              0x0800
   2813#define IGP01E1000_PSCR_AUTO_MDIX              0x1000
   2814#define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000	/* 0-MDI, 1-MDIX */
   2815
   2816/* IGP01E1000 Specific Port Link Health Register */
   2817#define IGP01E1000_PLHR_SS_DOWNGRADE           0x8000
   2818#define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR    0x4000
   2819#define IGP01E1000_PLHR_MASTER_FAULT           0x2000
   2820#define IGP01E1000_PLHR_MASTER_RESOLUTION      0x1000
   2821#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800	/* LH */
   2822#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400	/* LH */
   2823#define IGP01E1000_PLHR_DATA_ERR_1             0x0200	/* LH */
   2824#define IGP01E1000_PLHR_DATA_ERR_0             0x0100
   2825#define IGP01E1000_PLHR_AUTONEG_FAULT          0x0040
   2826#define IGP01E1000_PLHR_AUTONEG_ACTIVE         0x0010
   2827#define IGP01E1000_PLHR_VALID_CHANNEL_D        0x0008
   2828#define IGP01E1000_PLHR_VALID_CHANNEL_C        0x0004
   2829#define IGP01E1000_PLHR_VALID_CHANNEL_B        0x0002
   2830#define IGP01E1000_PLHR_VALID_CHANNEL_A        0x0001
   2831
   2832/* IGP01E1000 Channel Quality Register */
   2833#define IGP01E1000_MSE_CHANNEL_D        0x000F
   2834#define IGP01E1000_MSE_CHANNEL_C        0x00F0
   2835#define IGP01E1000_MSE_CHANNEL_B        0x0F00
   2836#define IGP01E1000_MSE_CHANNEL_A        0xF000
   2837
   2838#define IGP02E1000_PM_SPD                         0x0001	/* Smart Power Down */
   2839#define IGP02E1000_PM_D3_LPLU                     0x0004	/* Enable LPLU in non-D0a modes */
   2840#define IGP02E1000_PM_D0_LPLU                     0x0002	/* Enable LPLU in D0a mode */
   2841
   2842/* IGP01E1000 DSP reset macros */
   2843#define DSP_RESET_ENABLE     0x0
   2844#define DSP_RESET_DISABLE    0x2
   2845#define E1000_MAX_DSP_RESETS 10
   2846
   2847/* IGP01E1000 & IGP02E1000 AGC Registers */
   2848
   2849#define IGP01E1000_AGC_LENGTH_SHIFT 7	/* Coarse - 13:11, Fine - 10:7 */
   2850#define IGP02E1000_AGC_LENGTH_SHIFT 9	/* Coarse - 15:13, Fine - 12:9 */
   2851
   2852/* IGP02E1000 AGC Register Length 9-bit mask */
   2853#define IGP02E1000_AGC_LENGTH_MASK  0x7F
   2854
   2855/* 7 bits (3 Coarse + 4 Fine) --> 128 optional values */
   2856#define IGP01E1000_AGC_LENGTH_TABLE_SIZE 128
   2857#define IGP02E1000_AGC_LENGTH_TABLE_SIZE 113
   2858
   2859/* The precision error of the cable length is +/- 10 meters */
   2860#define IGP01E1000_AGC_RANGE    10
   2861#define IGP02E1000_AGC_RANGE    15
   2862
   2863/* IGP01E1000 PCS Initialization register */
   2864/* bits 3:6 in the PCS registers stores the channels polarity */
   2865#define IGP01E1000_PHY_POLARITY_MASK    0x0078
   2866
   2867/* IGP01E1000 GMII FIFO Register */
   2868#define IGP01E1000_GMII_FLEX_SPD               0x10	/* Enable flexible speed
   2869							 * on Link-Up */
   2870#define IGP01E1000_GMII_SPD                    0x20	/* Enable SPD */
   2871
   2872/* IGP01E1000 Analog Register */
   2873#define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
   2874#define IGP01E1000_ANALOG_FUSE_STATUS             0x20D0
   2875#define IGP01E1000_ANALOG_FUSE_CONTROL            0x20DC
   2876#define IGP01E1000_ANALOG_FUSE_BYPASS             0x20DE
   2877
   2878#define IGP01E1000_ANALOG_FUSE_POLY_MASK            0xF000
   2879#define IGP01E1000_ANALOG_FUSE_FINE_MASK            0x0F80
   2880#define IGP01E1000_ANALOG_FUSE_COARSE_MASK          0x0070
   2881#define IGP01E1000_ANALOG_SPARE_FUSE_ENABLED        0x0100
   2882#define IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL    0x0002
   2883
   2884#define IGP01E1000_ANALOG_FUSE_COARSE_THRESH        0x0040
   2885#define IGP01E1000_ANALOG_FUSE_COARSE_10            0x0010
   2886#define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
   2887#define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
   2888
   2889/* Bit definitions for valid PHY IDs. */
   2890/* I = Integrated
   2891 * E = External
   2892 */
   2893#define M88_VENDOR         0x0141
   2894#define M88E1000_E_PHY_ID  0x01410C50
   2895#define M88E1000_I_PHY_ID  0x01410C30
   2896#define M88E1011_I_PHY_ID  0x01410C20
   2897#define IGP01E1000_I_PHY_ID  0x02A80380
   2898#define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
   2899#define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
   2900#define M88E1011_I_REV_4   0x04
   2901#define M88E1111_I_PHY_ID  0x01410CC0
   2902#define M88E1118_E_PHY_ID  0x01410E40
   2903#define L1LXT971A_PHY_ID   0x001378E0
   2904
   2905#define RTL8211B_PHY_ID    0x001CC910
   2906#define RTL8201N_PHY_ID    0x8200
   2907#define RTL_PHY_CTRL_FD    0x0100 /* Full duplex.0=half; 1=full */
   2908#define RTL_PHY_CTRL_SPD_100    0x200000 /* Force 100Mb */
   2909
   2910/* Bits...
   2911 * 15-5: page
   2912 * 4-0: register offset
   2913 */
   2914#define PHY_PAGE_SHIFT        5
   2915#define PHY_REG(page, reg)    \
   2916        (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
   2917
   2918#define IGP3_PHY_PORT_CTRL           \
   2919        PHY_REG(769, 17)	/* Port General Configuration */
   2920#define IGP3_PHY_RATE_ADAPT_CTRL \
   2921        PHY_REG(769, 25)	/* Rate Adapter Control Register */
   2922
   2923#define IGP3_KMRN_FIFO_CTRL_STATS \
   2924        PHY_REG(770, 16)	/* KMRN FIFO's control/status register */
   2925#define IGP3_KMRN_POWER_MNG_CTRL \
   2926        PHY_REG(770, 17)	/* KMRN Power Management Control Register */
   2927#define IGP3_KMRN_INBAND_CTRL \
   2928        PHY_REG(770, 18)	/* KMRN Inband Control Register */
   2929#define IGP3_KMRN_DIAG \
   2930        PHY_REG(770, 19)	/* KMRN Diagnostic register */
   2931#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002	/* RX PCS is not synced */
   2932#define IGP3_KMRN_ACK_TIMEOUT \
   2933        PHY_REG(770, 20)	/* KMRN Acknowledge Timeouts register */
   2934
   2935#define IGP3_VR_CTRL \
   2936        PHY_REG(776, 18)	/* Voltage regulator control register */
   2937#define IGP3_VR_CTRL_MODE_SHUT       0x0200	/* Enter powerdown, shutdown VRs */
   2938#define IGP3_VR_CTRL_MODE_MASK       0x0300	/* Shutdown VR Mask */
   2939
   2940#define IGP3_CAPABILITY \
   2941        PHY_REG(776, 19)	/* IGP3 Capability Register */
   2942
   2943/* Capabilities for SKU Control  */
   2944#define IGP3_CAP_INITIATE_TEAM       0x0001	/* Able to initiate a team */
   2945#define IGP3_CAP_WFM                 0x0002	/* Support WoL and PXE */
   2946#define IGP3_CAP_ASF                 0x0004	/* Support ASF */
   2947#define IGP3_CAP_LPLU                0x0008	/* Support Low Power Link Up */
   2948#define IGP3_CAP_DC_AUTO_SPEED       0x0010	/* Support AC/DC Auto Link Speed */
   2949#define IGP3_CAP_SPD                 0x0020	/* Support Smart Power Down */
   2950#define IGP3_CAP_MULT_QUEUE          0x0040	/* Support 2 tx & 2 rx queues */
   2951#define IGP3_CAP_RSS                 0x0080	/* Support RSS */
   2952#define IGP3_CAP_8021PQ              0x0100	/* Support 802.1Q & 802.1p */
   2953#define IGP3_CAP_AMT_CB              0x0200	/* Support active manageability and circuit breaker */
   2954
   2955#define IGP3_PPC_JORDAN_EN           0x0001
   2956#define IGP3_PPC_JORDAN_GIGA_SPEED   0x0002
   2957
   2958#define IGP3_KMRN_PMC_EE_IDLE_LINK_DIS         0x0001
   2959#define IGP3_KMRN_PMC_K0S_ENTRY_LATENCY_MASK   0x001E
   2960#define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA        0x0020
   2961#define IGP3_KMRN_PMC_K0S_MODE1_EN_100         0x0040
   2962
   2963#define IGP3E1000_PHY_MISC_CTRL                0x1B	/* Misc. Ctrl register */
   2964#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000	/* Duplex Manual Set */
   2965
   2966#define IGP3_KMRN_EXT_CTRL  PHY_REG(770, 18)
   2967#define IGP3_KMRN_EC_DIS_INBAND    0x0080
   2968
   2969#define IGP03E1000_E_PHY_ID  0x02A80390
   2970#define IFE_E_PHY_ID         0x02A80330	/* 10/100 PHY */
   2971#define IFE_PLUS_E_PHY_ID    0x02A80320
   2972#define IFE_C_E_PHY_ID       0x02A80310
   2973
   2974#define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10	/* 100BaseTx Extended Status, Control and Address */
   2975#define IFE_PHY_SPECIAL_CONTROL           0x11	/* 100BaseTx PHY special control register */
   2976#define IFE_PHY_RCV_FALSE_CARRIER         0x13	/* 100BaseTx Receive False Carrier Counter */
   2977#define IFE_PHY_RCV_DISCONNECT            0x14	/* 100BaseTx Receive Disconnect Counter */
   2978#define IFE_PHY_RCV_ERROT_FRAME           0x15	/* 100BaseTx Receive Error Frame Counter */
   2979#define IFE_PHY_RCV_SYMBOL_ERR            0x16	/* Receive Symbol Error Counter */
   2980#define IFE_PHY_PREM_EOF_ERR              0x17	/* 100BaseTx Receive Premature End Of Frame Error Counter */
   2981#define IFE_PHY_RCV_EOF_ERR               0x18	/* 10BaseT Receive End Of Frame Error Counter */
   2982#define IFE_PHY_TX_JABBER_DETECT          0x19	/* 10BaseT Transmit Jabber Detect Counter */
   2983#define IFE_PHY_EQUALIZER                 0x1A	/* PHY Equalizer Control and Status */
   2984#define IFE_PHY_SPECIAL_CONTROL_LED       0x1B	/* PHY special control and LED configuration */
   2985#define IFE_PHY_MDIX_CONTROL              0x1C	/* MDI/MDI-X Control register */
   2986#define IFE_PHY_HWI_CONTROL               0x1D	/* Hardware Integrity Control (HWI) */
   2987
   2988#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000	/* Default 1 = Disable auto reduced power down */
   2989#define IFE_PESC_100BTX_POWER_DOWN           0x0400	/* Indicates the power state of 100BASE-TX */
   2990#define IFE_PESC_10BTX_POWER_DOWN            0x0200	/* Indicates the power state of 10BASE-T */
   2991#define IFE_PESC_POLARITY_REVERSED           0x0100	/* Indicates 10BASE-T polarity */
   2992#define IFE_PESC_PHY_ADDR_MASK               0x007C	/* Bit 6:2 for sampled PHY address */
   2993#define IFE_PESC_SPEED                       0x0002	/* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
   2994#define IFE_PESC_DUPLEX                      0x0001	/* Auto-negotiation duplex result 1=Full, 0=Half */
   2995#define IFE_PESC_POLARITY_REVERSED_SHIFT     8
   2996
   2997#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100	/* 1 = Dynamic Power Down disabled */
   2998#define IFE_PSC_FORCE_POLARITY               0x0020	/* 1=Reversed Polarity, 0=Normal */
   2999#define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010	/* 1=Auto Polarity Disabled, 0=Enabled */
   3000#define IFE_PSC_JABBER_FUNC_DISABLE          0x0001	/* 1=Jabber Disabled, 0=Normal Jabber Operation */
   3001#define IFE_PSC_FORCE_POLARITY_SHIFT         5
   3002#define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
   3003
   3004#define IFE_PMC_AUTO_MDIX                    0x0080	/* 1=enable MDI/MDI-X feature, default 0=disabled */
   3005#define IFE_PMC_FORCE_MDIX                   0x0040	/* 1=force MDIX-X, 0=force MDI */
   3006#define IFE_PMC_MDIX_STATUS                  0x0020	/* 1=MDI-X, 0=MDI */
   3007#define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010	/* Resolution algorithm is completed */
   3008#define IFE_PMC_MDIX_MODE_SHIFT              6
   3009#define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000	/* Disable auto MDI-X */
   3010
   3011#define IFE_PHC_HWI_ENABLE                   0x8000	/* Enable the HWI feature */
   3012#define IFE_PHC_ABILITY_CHECK                0x4000	/* 1= Test Passed, 0=failed */
   3013#define IFE_PHC_TEST_EXEC                    0x2000	/* PHY launch test pulses on the wire */
   3014#define IFE_PHC_HIGHZ                        0x0200	/* 1 = Open Circuit */
   3015#define IFE_PHC_LOWZ                         0x0400	/* 1 = Short Circuit */
   3016#define IFE_PHC_LOW_HIGH_Z_MASK              0x0600	/* Mask for indication type of problem on the line */
   3017#define IFE_PHC_DISTANCE_MASK                0x01FF	/* Mask for distance to the cable problem, in 80cm granularity */
   3018#define IFE_PHC_RESET_ALL_MASK               0x0000	/* Disable HWI */
   3019#define IFE_PSCL_PROBE_MODE                  0x0020	/* LED Probe mode */
   3020#define IFE_PSCL_PROBE_LEDS_OFF              0x0006	/* Force LEDs 0 and 2 off */
   3021#define IFE_PSCL_PROBE_LEDS_ON               0x0007	/* Force LEDs 0 and 2 on */
   3022
   3023#define ICH_FLASH_COMMAND_TIMEOUT            5000	/* 5000 uSecs - adjusted */
   3024#define ICH_FLASH_ERASE_TIMEOUT              3000000	/* Up to 3 seconds - worst case */
   3025#define ICH_FLASH_CYCLE_REPEAT_COUNT         10	/* 10 cycles */
   3026#define ICH_FLASH_SEG_SIZE_256               256
   3027#define ICH_FLASH_SEG_SIZE_4K                4096
   3028#define ICH_FLASH_SEG_SIZE_64K               65536
   3029
   3030#define ICH_CYCLE_READ                       0x0
   3031#define ICH_CYCLE_RESERVED                   0x1
   3032#define ICH_CYCLE_WRITE                      0x2
   3033#define ICH_CYCLE_ERASE                      0x3
   3034
   3035#define ICH_FLASH_GFPREG   0x0000
   3036#define ICH_FLASH_HSFSTS   0x0004
   3037#define ICH_FLASH_HSFCTL   0x0006
   3038#define ICH_FLASH_FADDR    0x0008
   3039#define ICH_FLASH_FDATA0   0x0010
   3040#define ICH_FLASH_FRACC    0x0050
   3041#define ICH_FLASH_FREG0    0x0054
   3042#define ICH_FLASH_FREG1    0x0058
   3043#define ICH_FLASH_FREG2    0x005C
   3044#define ICH_FLASH_FREG3    0x0060
   3045#define ICH_FLASH_FPR0     0x0074
   3046#define ICH_FLASH_FPR1     0x0078
   3047#define ICH_FLASH_SSFSTS   0x0090
   3048#define ICH_FLASH_SSFCTL   0x0092
   3049#define ICH_FLASH_PREOP    0x0094
   3050#define ICH_FLASH_OPTYPE   0x0096
   3051#define ICH_FLASH_OPMENU   0x0098
   3052
   3053#define ICH_FLASH_REG_MAPSIZE      0x00A0
   3054#define ICH_FLASH_SECTOR_SIZE      4096
   3055#define ICH_GFPREG_BASE_MASK       0x1FFF
   3056#define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
   3057
   3058/* Miscellaneous PHY bit definitions. */
   3059#define PHY_PREAMBLE        0xFFFFFFFF
   3060#define PHY_SOF             0x01
   3061#define PHY_OP_READ         0x02
   3062#define PHY_OP_WRITE        0x01
   3063#define PHY_TURNAROUND      0x02
   3064#define PHY_PREAMBLE_SIZE   32
   3065#define MII_CR_SPEED_1000   0x0040
   3066#define MII_CR_SPEED_100    0x2000
   3067#define MII_CR_SPEED_10     0x0000
   3068#define E1000_PHY_ADDRESS   0x01
   3069#define PHY_AUTO_NEG_TIME   45	/* 4.5 Seconds */
   3070#define PHY_FORCE_TIME      20	/* 2.0 Seconds */
   3071#define PHY_REVISION_MASK   0xFFFFFFF0
   3072#define DEVICE_SPEED_MASK   0x00000300	/* Device Ctrl Reg Speed Mask */
   3073#define REG4_SPEED_MASK     0x01E0
   3074#define REG9_SPEED_MASK     0x0300
   3075#define ADVERTISE_10_HALF   0x0001
   3076#define ADVERTISE_10_FULL   0x0002
   3077#define ADVERTISE_100_HALF  0x0004
   3078#define ADVERTISE_100_FULL  0x0008
   3079#define ADVERTISE_1000_HALF 0x0010
   3080#define ADVERTISE_1000_FULL 0x0020
   3081#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F	/* Everything but 1000-Half */
   3082#define AUTONEG_ADVERTISE_10_100_ALL    0x000F	/* All 10/100 speeds */
   3083#define AUTONEG_ADVERTISE_10_ALL        0x0003	/* 10Mbps Full & Half speeds */
   3084
   3085#endif /* _E1000_HW_H_ */