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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*******************************************************************************
      3 
      4 
      5   Copyright(c) 1999 - 2002 Intel Corporation. All rights reserved.
      6   Copyright 2011 Freescale Semiconductor, Inc.
      7 
      8   Contact Information:
      9   Linux NICS <linux.nics (at) intel.com>
     10   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
     11 
     12 *******************************************************************************/
     13 
     14 /* e1000_hw.h
     15  * Structures, enums, and macros for the MAC
     16  */
     17 
     18 #ifndef _E1000_HW_H_
     19 #define _E1000_HW_H_
     20 
     21 #include <linux/list.h>
     22 #include <malloc.h>
     23 #include <net.h>
     24 /* Avoids a compile error since struct eth_device is not defined */
     25 #ifndef CONFIG_DM_ETH
     26 #include <netdev.h>
     27 #endif
     28 #include <asm/io.h>
     29 #include <pci.h>
     30 
     31 #ifdef CONFIG_E1000_SPI
     32 #include <spi.h>
     33 #endif
     34 
     35 #define E1000_ERR(NIC, fmt, args...) \
     36 	printf("e1000: %s: ERROR: " fmt, (NIC)->name ,##args)
     37 
     38 #ifdef E1000_DEBUG
     39 #define E1000_DBG(NIC, fmt, args...) \
     40 	printf("e1000: %s: DEBUG: " fmt, (NIC)->name ,##args)
     41 #define DEBUGOUT(fmt, args...)	printf(fmt ,##args)
     42 #define DEBUGFUNC()		printf("%s\n", __func__);
     43 #else
     44 #define E1000_DBG(HW, args...)	do { } while (0)
     45 #define DEBUGFUNC()		do { } while (0)
     46 #define DEBUGOUT(fmt, args...)	do { } while (0)
     47 #endif
     48 
     49 /* I/O wrapper functions */
     50 #define E1000_WRITE_REG(a, reg, value) \
     51 	writel((value), ((a)->hw_addr + E1000_##reg))
     52 #define E1000_READ_REG(a, reg) \
     53 	readl((a)->hw_addr + E1000_##reg)
     54 #define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \
     55 	writel((value), ((a)->hw_addr + E1000_##reg + ((offset) << 2)))
     56 #define E1000_READ_REG_ARRAY(a, reg, offset) \
     57 	readl((a)->hw_addr + E1000_##reg + ((offset) << 2))
     58 #define E1000_WRITE_FLUSH(a) \
     59 	do { E1000_READ_REG(a, STATUS); } while (0)
     60 
     61 /* Forward declarations of structures used by the shared code */
     62 struct e1000_hw;
     63 struct e1000_hw_stats;
     64 
     65 /* Internal E1000 helper functions */
     66 struct e1000_hw *e1000_find_card(unsigned int cardnum);
     67 
     68 #ifndef CONFIG_E1000_NO_NVM
     69 int32_t e1000_acquire_eeprom(struct e1000_hw *hw);
     70 void e1000_standby_eeprom(struct e1000_hw *hw);
     71 void e1000_release_eeprom(struct e1000_hw *hw);
     72 void e1000_raise_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
     73 void e1000_lower_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
     74 #endif
     75 
     76 #ifdef CONFIG_E1000_SPI
     77 int do_e1000_spi(cmd_tbl_t *cmdtp, struct e1000_hw *hw,
     78 		int argc, char * const argv[]);
     79 #endif
     80 
     81 /* Enumerated types specific to the e1000 hardware */
     82 /* Media Access Controlers */
     83 typedef enum {
     84 	e1000_undefined = 0,
     85 	e1000_82542_rev2_0,
     86 	e1000_82542_rev2_1,
     87 	e1000_82543,
     88 	e1000_82544,
     89 	e1000_82540,
     90 	e1000_82545,
     91 	e1000_82545_rev_3,
     92 	e1000_82546,
     93 	e1000_82546_rev_3,
     94 	e1000_82541,
     95 	e1000_82541_rev_2,
     96 	e1000_82547,
     97 	e1000_82547_rev_2,
     98 	e1000_82571,
     99 	e1000_82572,
    100 	e1000_82573,
    101 	e1000_82574,
    102 	e1000_80003es2lan,
    103 	e1000_ich8lan,
    104 	e1000_igb,
    105 	e1000_num_macs
    106 } e1000_mac_type;
    107 
    108 /* Media Types */
    109 typedef enum {
    110 	e1000_media_type_copper = 0,
    111 	e1000_media_type_fiber = 1,
    112 	e1000_media_type_internal_serdes = 2,
    113 	e1000_num_media_types
    114 } e1000_media_type;
    115 
    116 typedef enum {
    117 	e1000_eeprom_uninitialized = 0,
    118 	e1000_eeprom_spi,
    119 	e1000_eeprom_microwire,
    120 	e1000_eeprom_flash,
    121 	e1000_eeprom_ich8,
    122 	e1000_eeprom_none, /* No NVM support */
    123 	e1000_eeprom_invm,
    124 	e1000_num_eeprom_types
    125 } e1000_eeprom_type;
    126 
    127 typedef enum {
    128 	e1000_10_half = 0,
    129 	e1000_10_full = 1,
    130 	e1000_100_half = 2,
    131 	e1000_100_full = 3
    132 } e1000_speed_duplex_type;
    133 
    134 /* Flow Control Settings */
    135 typedef enum {
    136 	e1000_fc_none = 0,
    137 	e1000_fc_rx_pause = 1,
    138 	e1000_fc_tx_pause = 2,
    139 	e1000_fc_full = 3,
    140 	e1000_fc_default = 0xFF
    141 } e1000_fc_type;
    142 
    143 /* PCI bus types */
    144 typedef enum {
    145 	e1000_bus_type_unknown = 0,
    146 	e1000_bus_type_pci,
    147 	e1000_bus_type_pcix,
    148 	e1000_bus_type_pci_express,
    149 	e1000_bus_type_reserved
    150 } e1000_bus_type;
    151 
    152 /* PCI bus speeds */
    153 typedef enum {
    154 	e1000_bus_speed_unknown = 0,
    155 	e1000_bus_speed_33,
    156 	e1000_bus_speed_66,
    157 	e1000_bus_speed_100,
    158 	e1000_bus_speed_133,
    159 	e1000_bus_speed_reserved
    160 } e1000_bus_speed;
    161 
    162 /* PCI bus widths */
    163 typedef enum {
    164 	e1000_bus_width_unknown = 0,
    165 	e1000_bus_width_32,
    166 	e1000_bus_width_64
    167 } e1000_bus_width;
    168 
    169 /* PHY status info structure and supporting enums */
    170 typedef enum {
    171 	e1000_cable_length_50 = 0,
    172 	e1000_cable_length_50_80,
    173 	e1000_cable_length_80_110,
    174 	e1000_cable_length_110_140,
    175 	e1000_cable_length_140,
    176 	e1000_cable_length_undefined = 0xFF
    177 } e1000_cable_length;
    178 
    179 typedef enum {
    180 	e1000_10bt_ext_dist_enable_normal = 0,
    181 	e1000_10bt_ext_dist_enable_lower,
    182 	e1000_10bt_ext_dist_enable_undefined = 0xFF
    183 } e1000_10bt_ext_dist_enable;
    184 
    185 typedef enum {
    186 	e1000_rev_polarity_normal = 0,
    187 	e1000_rev_polarity_reversed,
    188 	e1000_rev_polarity_undefined = 0xFF
    189 } e1000_rev_polarity;
    190 
    191 typedef enum {
    192 	e1000_polarity_reversal_enabled = 0,
    193 	e1000_polarity_reversal_disabled,
    194 	e1000_polarity_reversal_undefined = 0xFF
    195 } e1000_polarity_reversal;
    196 
    197 typedef enum {
    198 	e1000_auto_x_mode_manual_mdi = 0,
    199 	e1000_auto_x_mode_manual_mdix,
    200 	e1000_auto_x_mode_auto1,
    201 	e1000_auto_x_mode_auto2,
    202 	e1000_auto_x_mode_undefined = 0xFF
    203 } e1000_auto_x_mode;
    204 
    205 typedef enum {
    206 	e1000_1000t_rx_status_not_ok = 0,
    207 	e1000_1000t_rx_status_ok,
    208 	e1000_1000t_rx_status_undefined = 0xFF
    209 } e1000_1000t_rx_status;
    210 
    211 typedef enum {
    212 	e1000_phy_m88 = 0,
    213 	e1000_phy_igp,
    214 	e1000_phy_igp_2,
    215 	e1000_phy_gg82563,
    216 	e1000_phy_igp_3,
    217 	e1000_phy_ife,
    218 	e1000_phy_igb,
    219 	e1000_phy_bm,
    220 	e1000_phy_undefined = 0xFF
    221 } e1000_phy_type;
    222 
    223 struct e1000_phy_info {
    224 	e1000_cable_length cable_length;
    225 	e1000_10bt_ext_dist_enable extended_10bt_distance;
    226 	e1000_rev_polarity cable_polarity;
    227 	e1000_polarity_reversal polarity_correction;
    228 	e1000_auto_x_mode mdix_mode;
    229 	e1000_1000t_rx_status local_rx;
    230 	e1000_1000t_rx_status remote_rx;
    231 };
    232 
    233 struct e1000_phy_stats {
    234 	uint32_t idle_errors;
    235 	uint32_t receive_errors;
    236 };
    237 
    238 /* Error Codes */
    239 #define E1000_SUCCESS				0
    240 #define E1000_ERR_EEPROM			1
    241 #define E1000_ERR_PHY				2
    242 #define E1000_ERR_CONFIG			3
    243 #define E1000_ERR_PARAM				4
    244 #define E1000_ERR_MAC_TYPE			5
    245 #define E1000_ERR_PHY_TYPE			6
    246 #define E1000_ERR_NOLINK			7
    247 #define E1000_ERR_TIMEOUT			8
    248 #define E1000_ERR_RESET				9
    249 #define E1000_ERR_MASTER_REQUESTS_PENDING	10
    250 #define E1000_ERR_HOST_INTERFACE_COMMAND	11
    251 #define E1000_BLK_PHY_RESET			12
    252 #define E1000_ERR_SWFW_SYNC 			13
    253 
    254 /* PCI Device IDs */
    255 #define E1000_DEV_ID_82542	    0x1000
    256 #define E1000_DEV_ID_82543GC_FIBER  0x1001
    257 #define E1000_DEV_ID_82543GC_COPPER 0x1004
    258 #define E1000_DEV_ID_82544EI_COPPER 0x1008
    259 #define E1000_DEV_ID_82544EI_FIBER  0x1009
    260 #define E1000_DEV_ID_82544GC_COPPER 0x100C
    261 #define E1000_DEV_ID_82544GC_LOM    0x100D
    262 #define E1000_DEV_ID_82540EM	    0x100E
    263 #define E1000_DEV_ID_82540EM_LOM         0x1015
    264 #define E1000_DEV_ID_82540EP_LOM         0x1016
    265 #define E1000_DEV_ID_82540EP             0x1017
    266 #define E1000_DEV_ID_82540EP_LP          0x101E
    267 #define E1000_DEV_ID_82545EM_COPPER      0x100F
    268 #define E1000_DEV_ID_82545EM_FIBER       0x1011
    269 #define E1000_DEV_ID_82545GM_COPPER      0x1026
    270 #define E1000_DEV_ID_82545GM_FIBER       0x1027
    271 #define E1000_DEV_ID_82545GM_SERDES      0x1028
    272 #define E1000_DEV_ID_82546EB_COPPER      0x1010
    273 #define E1000_DEV_ID_82546EB_FIBER       0x1012
    274 #define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
    275 #define E1000_DEV_ID_82541EI             0x1013
    276 #define E1000_DEV_ID_82541EI_MOBILE      0x1018
    277 #define E1000_DEV_ID_82541ER_LOM         0x1014
    278 #define E1000_DEV_ID_82541ER             0x1078
    279 #define E1000_DEV_ID_82547GI             0x1075
    280 #define E1000_DEV_ID_82541GI             0x1076
    281 #define E1000_DEV_ID_82541GI_MOBILE      0x1077
    282 #define E1000_DEV_ID_82541GI_LF          0x107C
    283 #define E1000_DEV_ID_82546GB_COPPER      0x1079
    284 #define E1000_DEV_ID_82546GB_FIBER       0x107A
    285 #define E1000_DEV_ID_82546GB_SERDES      0x107B
    286 #define E1000_DEV_ID_82546GB_PCIE        0x108A
    287 #define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
    288 #define E1000_DEV_ID_82547EI             0x1019
    289 #define E1000_DEV_ID_82547EI_MOBILE      0x101A
    290 #define E1000_DEV_ID_82571EB_COPPER      0x105E
    291 #define E1000_DEV_ID_82571EB_FIBER       0x105F
    292 #define E1000_DEV_ID_82571EB_SERDES      0x1060
    293 #define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
    294 #define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
    295 #define E1000_DEV_ID_82571EB_QUAD_FIBER  0x10A5
    296 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE  0x10BC
    297 #define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
    298 #define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
    299 #define E1000_DEV_ID_82572EI_COPPER      0x107D
    300 #define E1000_DEV_ID_82572EI_FIBER       0x107E
    301 #define E1000_DEV_ID_82572EI_SERDES      0x107F
    302 #define E1000_DEV_ID_82572EI             0x10B9
    303 #define E1000_DEV_ID_82573E              0x108B
    304 #define E1000_DEV_ID_82573E_IAMT         0x108C
    305 #define E1000_DEV_ID_82573L              0x109A
    306 #define E1000_DEV_ID_82574L              0x10D3
    307 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
    308 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT     0x1096
    309 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT     0x1098
    310 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT     0x10BA
    311 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT     0x10BB
    312 
    313 #define E1000_DEV_ID_ICH8_IGP_M_AMT      0x1049
    314 #define E1000_DEV_ID_ICH8_IGP_AMT        0x104A
    315 #define E1000_DEV_ID_ICH8_IGP_C          0x104B
    316 #define E1000_DEV_ID_ICH8_IFE            0x104C
    317 #define E1000_DEV_ID_ICH8_IFE_GT         0x10C4
    318 #define E1000_DEV_ID_ICH8_IFE_G          0x10C5
    319 #define E1000_DEV_ID_ICH8_IGP_M          0x104D
    320 
    321 #define IGP03E1000_E_PHY_ID  0x02A80390
    322 #define IFE_E_PHY_ID         0x02A80330 /* 10/100 PHY */
    323 #define IFE_PLUS_E_PHY_ID    0x02A80320
    324 #define IFE_C_E_PHY_ID       0x02A80310
    325 
    326 #define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10  /* 100BaseTx Extended Status,
    327 						   Control and Address */
    328 #define IFE_PHY_SPECIAL_CONTROL           0x11  /* 100BaseTx PHY special
    329 						   control register */
    330 #define IFE_PHY_RCV_FALSE_CARRIER         0x13  /* 100BaseTx Receive false
    331 						   Carrier Counter */
    332 #define IFE_PHY_RCV_DISCONNECT            0x14  /* 100BaseTx Receive Disconnet
    333 						   Counter */
    334 #define IFE_PHY_RCV_ERROT_FRAME           0x15  /* 100BaseTx Receive Error
    335 						   Frame Counter */
    336 #define IFE_PHY_RCV_SYMBOL_ERR            0x16  /* Receive Symbol Error
    337 						   Counter */
    338 #define IFE_PHY_PREM_EOF_ERR              0x17  /* 100BaseTx Receive
    339 						   Premature End Of Frame
    340 						   Error Counter */
    341 #define IFE_PHY_RCV_EOF_ERR               0x18  /* 10BaseT Receive End Of
    342 						   Frame Error Counter */
    343 #define IFE_PHY_TX_JABBER_DETECT          0x19  /* 10BaseT Transmit Jabber
    344 						   Detect Counter */
    345 #define IFE_PHY_EQUALIZER                 0x1A  /* PHY Equalizer Control and
    346 						   Status */
    347 #define IFE_PHY_SPECIAL_CONTROL_LED       0x1B  /* PHY special control and
    348 						   LED configuration */
    349 #define IFE_PHY_MDIX_CONTROL              0x1C  /* MDI/MDI-X Control register */
    350 #define IFE_PHY_HWI_CONTROL               0x1D  /* Hardware Integrity Control
    351 						   (HWI) */
    352 
    353 #define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000  /* Defaut 1 = Disable auto
    354 							reduced power down */
    355 #define IFE_PESC_100BTX_POWER_DOWN           0x0400  /* Indicates the power
    356 							state of 100BASE-TX */
    357 #define IFE_PESC_10BTX_POWER_DOWN            0x0200  /* Indicates the power
    358 							state of 10BASE-T */
    359 #define IFE_PESC_POLARITY_REVERSED           0x0100  /* Indicates 10BASE-T
    360 							polarity */
    361 #define IFE_PESC_PHY_ADDR_MASK               0x007C  /* Bit 6:2 for sampled PHY
    362 							address */
    363 #define IFE_PESC_SPEED                       0x0002  /* Auto-negotiation speed
    364 						result 1=100Mbs, 0=10Mbs */
    365 #define IFE_PESC_DUPLEX                      0x0001  /* Auto-negotiation
    366 						duplex result 1=Full, 0=Half */
    367 #define IFE_PESC_POLARITY_REVERSED_SHIFT     8
    368 
    369 #define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100  /* 1 = Dyanmic Power Down
    370 							disabled */
    371 #define IFE_PSC_FORCE_POLARITY               0x0020  /* 1=Reversed Polarity,
    372 							0=Normal */
    373 #define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010  /* 1=Auto Polarity
    374 							Disabled, 0=Enabled */
    375 #define IFE_PSC_JABBER_FUNC_DISABLE          0x0001  /* 1=Jabber Disabled,
    376 						0=Normal Jabber Operation */
    377 #define IFE_PSC_FORCE_POLARITY_SHIFT         5
    378 #define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
    379 
    380 #define IFE_PMC_AUTO_MDIX                    0x0080  /* 1=enable MDI/MDI-X
    381 						feature, default 0=disabled */
    382 #define IFE_PMC_FORCE_MDIX                   0x0040  /* 1=force MDIX-X,
    383 							0=force MDI */
    384 #define IFE_PMC_MDIX_STATUS                  0x0020  /* 1=MDI-X, 0=MDI */
    385 #define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010  /* Resolution algorithm
    386 							is completed */
    387 #define IFE_PMC_MDIX_MODE_SHIFT              6
    388 #define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000  /* Disable auto MDI-X */
    389 
    390 #define IFE_PHC_HWI_ENABLE                   0x8000  /* Enable the HWI
    391 							feature */
    392 #define IFE_PHC_ABILITY_CHECK                0x4000  /* 1= Test Passed,
    393 							0=failed */
    394 #define IFE_PHC_TEST_EXEC                    0x2000  /* PHY launch test pulses
    395 							on the wire */
    396 #define IFE_PHC_HIGHZ                        0x0200  /* 1 = Open Circuit */
    397 #define IFE_PHC_LOWZ                         0x0400  /* 1 = Short Circuit */
    398 #define IFE_PHC_LOW_HIGH_Z_MASK              0x0600  /* Mask for indication
    399 						type of problem on the line */
    400 #define IFE_PHC_DISTANCE_MASK                0x01FF  /* Mask for distance to
    401 				the cable problem, in 80cm granularity */
    402 #define IFE_PHC_RESET_ALL_MASK               0x0000  /* Disable HWI */
    403 #define IFE_PSCL_PROBE_MODE                  0x0020  /* LED Probe mode */
    404 #define IFE_PSCL_PROBE_LEDS_OFF              0x0006  /* Force LEDs 0 and 2
    405 							off */
    406 #define IFE_PSCL_PROBE_LEDS_ON               0x0007  /* Force LEDs 0 and 2 on */
    407 
    408 
    409 #define NUM_DEV_IDS 16
    410 
    411 #define NODE_ADDRESS_SIZE 6
    412 #define ETH_LENGTH_OF_ADDRESS 6
    413 
    414 /* MAC decode size is 128K - This is the size of BAR0 */
    415 #define MAC_DECODE_SIZE (128 * 1024)
    416 
    417 #define E1000_82542_2_0_REV_ID 2
    418 #define E1000_82542_2_1_REV_ID 3
    419 #define E1000_REVISION_0       0
    420 #define E1000_REVISION_1       1
    421 #define E1000_REVISION_2       2
    422 #define E1000_REVISION_3       3
    423 
    424 #define SPEED_10    10
    425 #define SPEED_100   100
    426 #define SPEED_1000  1000
    427 #define HALF_DUPLEX 1
    428 #define FULL_DUPLEX 2
    429 
    430 /* The sizes (in bytes) of a ethernet packet */
    431 #define ENET_HEADER_SIZE	     14
    432 #define MAXIMUM_ETHERNET_FRAME_SIZE  1518	/* With FCS */
    433 #define MINIMUM_ETHERNET_FRAME_SIZE  64	/* With FCS */
    434 #define MAXIMUM_ETHERNET_PACKET_SIZE \
    435 	(MAXIMUM_ETHERNET_FRAME_SIZE - ETH_FCS_LEN)
    436 #define MINIMUM_ETHERNET_PACKET_SIZE \
    437 	(MINIMUM_ETHERNET_FRAME_SIZE - ETH_FCS_LEN)
    438 #define CRC_LENGTH		     ETH_FCS_LEN
    439 #define MAX_JUMBO_FRAME_SIZE	     0x3F00
    440 
    441 /* 802.1q VLAN Packet Sizes */
    442 #define VLAN_TAG_SIZE			  4	/* 802.3ac tag (not DMAed) */
    443 
    444 /* Ethertype field values */
    445 #define ETHERNET_IEEE_VLAN_TYPE 0x8100	/* 802.3ac packet */
    446 #define ETHERNET_IP_TYPE	0x0800	/* IP packets */
    447 #define ETHERNET_ARP_TYPE	0x0806	/* Address Resolution Protocol (ARP) */
    448 
    449 /* Packet Header defines */
    450 #define IP_PROTOCOL_TCP    6
    451 #define IP_PROTOCOL_UDP    0x11
    452 
    453 /* This defines the bits that are set in the Interrupt Mask
    454  * Set/Read Register.  Each bit is documented below:
    455  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
    456  *   o RXSEQ  = Receive Sequence Error
    457  */
    458 #define POLL_IMS_ENABLE_MASK ( \
    459     E1000_IMS_RXDMT0 |	       \
    460     E1000_IMS_RXSEQ)
    461 
    462 /* This defines the bits that are set in the Interrupt Mask
    463  * Set/Read Register.  Each bit is documented below:
    464  *   o RXT0   = Receiver Timer Interrupt (ring 0)
    465  *   o TXDW   = Transmit Descriptor Written Back
    466  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
    467  *   o RXSEQ  = Receive Sequence Error
    468  *   o LSC    = Link Status Change
    469  */
    470 #define IMS_ENABLE_MASK ( \
    471     E1000_IMS_RXT0   |	  \
    472     E1000_IMS_TXDW   |	  \
    473     E1000_IMS_RXDMT0 |	  \
    474     E1000_IMS_RXSEQ  |	  \
    475     E1000_IMS_LSC)
    476 
    477 /* The number of high/low register pairs in the RAR. The RAR (Receive Address
    478  * Registers) holds the directed and multicast addresses that we monitor. We
    479  * reserve one of these spots for our directed address, allowing us room for
    480  * E1000_RAR_ENTRIES - 1 multicast addresses.
    481  */
    482 #define E1000_RAR_ENTRIES 16
    483 
    484 #define MIN_NUMBER_OF_DESCRIPTORS 8
    485 #define MAX_NUMBER_OF_DESCRIPTORS 0xFFF8
    486 
    487 /* Receive Descriptor */
    488 struct e1000_rx_desc {
    489 	uint64_t buffer_addr;	/* Address of the descriptor's data buffer */
    490 	uint16_t length;	/* Length of data DMAed into data buffer */
    491 	uint16_t csum;		/* Packet checksum */
    492 	uint8_t status;		/* Descriptor status */
    493 	uint8_t errors;		/* Descriptor Errors */
    494 	uint16_t special;
    495 };
    496 
    497 /* Receive Decriptor bit definitions */
    498 #define E1000_RXD_STAT_DD	0x01	/* Descriptor Done */
    499 #define E1000_RXD_STAT_EOP	0x02	/* End of Packet */
    500 #define E1000_RXD_STAT_IXSM	0x04	/* Ignore checksum */
    501 #define E1000_RXD_STAT_VP	0x08	/* IEEE VLAN Packet */
    502 #define E1000_RXD_STAT_TCPCS	0x20	/* TCP xsum calculated */
    503 #define E1000_RXD_STAT_IPCS	0x40	/* IP xsum calculated */
    504 #define E1000_RXD_STAT_PIF	0x80	/* passed in-exact filter */
    505 #define E1000_RXD_ERR_CE	0x01	/* CRC Error */
    506 #define E1000_RXD_ERR_SE	0x02	/* Symbol Error */
    507 #define E1000_RXD_ERR_SEQ	0x04	/* Sequence Error */
    508 #define E1000_RXD_ERR_CXE	0x10	/* Carrier Extension Error */
    509 #define E1000_RXD_ERR_TCPE	0x20	/* TCP/UDP Checksum Error */
    510 #define E1000_RXD_ERR_IPE	0x40	/* IP Checksum Error */
    511 #define E1000_RXD_ERR_RXE	0x80	/* Rx Data Error */
    512 #define E1000_RXD_SPC_VLAN_MASK 0x0FFF	/* VLAN ID is in lower 12 bits */
    513 #define E1000_RXD_SPC_PRI_MASK	0xE000	/* Priority is in upper 3 bits */
    514 #define E1000_RXD_SPC_PRI_SHIFT 0x000D	/* Priority is in upper 3 of 16 */
    515 #define E1000_RXD_SPC_CFI_MASK	0x1000	/* CFI is bit 12 */
    516 #define E1000_RXD_SPC_CFI_SHIFT 0x000C	/* CFI is bit 12 */
    517 
    518 /* mask to determine if packets should be dropped due to frame errors */
    519 #define E1000_RXD_ERR_FRAME_ERR_MASK ( \
    520     E1000_RXD_ERR_CE  |		       \
    521     E1000_RXD_ERR_SE  |		       \
    522     E1000_RXD_ERR_SEQ |		       \
    523     E1000_RXD_ERR_CXE |		       \
    524     E1000_RXD_ERR_RXE)
    525 
    526 /* Transmit Descriptor */
    527 struct e1000_tx_desc {
    528 	uint64_t buffer_addr;	/* Address of the descriptor's data buffer */
    529 	union {
    530 		uint32_t data;
    531 		struct {
    532 			uint16_t length;	/* Data buffer length */
    533 			uint8_t cso;	/* Checksum offset */
    534 			uint8_t cmd;	/* Descriptor control */
    535 		} flags;
    536 	} lower;
    537 	union {
    538 		uint32_t data;
    539 		struct {
    540 			uint8_t status;	/* Descriptor status */
    541 			uint8_t css;	/* Checksum start */
    542 			uint16_t special;
    543 		} fields;
    544 	} upper;
    545 };
    546 
    547 /* Transmit Descriptor bit definitions */
    548 #define E1000_TXD_DTYP_D     0x00100000	/* Data Descriptor */
    549 #define E1000_TXD_DTYP_C     0x00000000	/* Context Descriptor */
    550 #define E1000_TXD_POPTS_IXSM 0x01	/* Insert IP checksum */
    551 #define E1000_TXD_POPTS_TXSM 0x02	/* Insert TCP/UDP checksum */
    552 #define E1000_TXD_CMD_EOP    0x01000000	/* End of Packet */
    553 #define E1000_TXD_CMD_IFCS   0x02000000	/* Insert FCS (Ethernet CRC) */
    554 #define E1000_TXD_CMD_IC     0x04000000	/* Insert Checksum */
    555 #define E1000_TXD_CMD_RS     0x08000000	/* Report Status */
    556 #define E1000_TXD_CMD_RPS    0x10000000	/* Report Packet Sent */
    557 #define E1000_TXD_CMD_DEXT   0x20000000	/* Descriptor extension (0 = legacy) */
    558 #define E1000_TXD_CMD_VLE    0x40000000	/* Add VLAN tag */
    559 #define E1000_TXD_CMD_IDE    0x80000000	/* Enable Tidv register */
    560 #define E1000_TXD_STAT_DD    0x00000001	/* Descriptor Done */
    561 #define E1000_TXD_STAT_EC    0x00000002	/* Excess Collisions */
    562 #define E1000_TXD_STAT_LC    0x00000004	/* Late Collisions */
    563 #define E1000_TXD_STAT_TU    0x00000008	/* Transmit underrun */
    564 #define E1000_TXD_CMD_TCP    0x01000000	/* TCP packet */
    565 #define E1000_TXD_CMD_IP     0x02000000	/* IP packet */
    566 #define E1000_TXD_CMD_TSE    0x04000000	/* TCP Seg enable */
    567 #define E1000_TXD_STAT_TC    0x00000004	/* Tx Underrun */
    568 
    569 /* Offload Context Descriptor */
    570 struct e1000_context_desc {
    571 	union {
    572 		uint32_t ip_config;
    573 		struct {
    574 			uint8_t ipcss;	/* IP checksum start */
    575 			uint8_t ipcso;	/* IP checksum offset */
    576 			uint16_t ipcse;	/* IP checksum end */
    577 		} ip_fields;
    578 	} lower_setup;
    579 	union {
    580 		uint32_t tcp_config;
    581 		struct {
    582 			uint8_t tucss;	/* TCP checksum start */
    583 			uint8_t tucso;	/* TCP checksum offset */
    584 			uint16_t tucse;	/* TCP checksum end */
    585 		} tcp_fields;
    586 	} upper_setup;
    587 	uint32_t cmd_and_length;	/* */
    588 	union {
    589 		uint32_t data;
    590 		struct {
    591 			uint8_t status;	/* Descriptor status */
    592 			uint8_t hdr_len;	/* Header length */
    593 			uint16_t mss;	/* Maximum segment size */
    594 		} fields;
    595 	} tcp_seg_setup;
    596 };
    597 
    598 /* Offload data descriptor */
    599 struct e1000_data_desc {
    600 	uint64_t buffer_addr;	/* Address of the descriptor's buffer address */
    601 	union {
    602 		uint32_t data;
    603 		struct {
    604 			uint16_t length;	/* Data buffer length */
    605 			uint8_t typ_len_ext;	/* */
    606 			uint8_t cmd;	/* */
    607 		} flags;
    608 	} lower;
    609 	union {
    610 		uint32_t data;
    611 		struct {
    612 			uint8_t status;	/* Descriptor status */
    613 			uint8_t popts;	/* Packet Options */
    614 			uint16_t special;	/* */
    615 		} fields;
    616 	} upper;
    617 };
    618 
    619 /* Filters */
    620 #define E1000_NUM_UNICAST	   16	/* Unicast filter entries */
    621 #define E1000_MC_TBL_SIZE	   128	/* Multicast Filter Table (4096 bits) */
    622 #define E1000_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
    623 
    624 /* Receive Address Register */
    625 struct e1000_rar {
    626 	volatile uint32_t low;	/* receive address low */
    627 	volatile uint32_t high;	/* receive address high */
    628 };
    629 
    630 /* The number of entries in the Multicast Table Array (MTA). */
    631 #define E1000_NUM_MTA_REGISTERS 128
    632 
    633 /* IPv4 Address Table Entry */
    634 struct e1000_ipv4_at_entry {
    635 	volatile uint32_t ipv4_addr;	/* IP Address (RW) */
    636 	volatile uint32_t reserved;
    637 };
    638 
    639 /* Four wakeup IP addresses are supported */
    640 #define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
    641 #define E1000_IP4AT_SIZE		  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
    642 #define E1000_IP6AT_SIZE		  1
    643 
    644 /* IPv6 Address Table Entry */
    645 struct e1000_ipv6_at_entry {
    646 	volatile uint8_t ipv6_addr[16];
    647 };
    648 
    649 /* Flexible Filter Length Table Entry */
    650 struct e1000_fflt_entry {
    651 	volatile uint32_t length;	/* Flexible Filter Length (RW) */
    652 	volatile uint32_t reserved;
    653 };
    654 
    655 /* Flexible Filter Mask Table Entry */
    656 struct e1000_ffmt_entry {
    657 	volatile uint32_t mask;	/* Flexible Filter Mask (RW) */
    658 	volatile uint32_t reserved;
    659 };
    660 
    661 /* Flexible Filter Value Table Entry */
    662 struct e1000_ffvt_entry {
    663 	volatile uint32_t value;	/* Flexible Filter Value (RW) */
    664 	volatile uint32_t reserved;
    665 };
    666 
    667 /* Four Flexible Filters are supported */
    668 #define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
    669 
    670 /* Each Flexible Filter is at most 128 (0x80) bytes in length */
    671 #define E1000_FLEXIBLE_FILTER_SIZE_MAX	128
    672 
    673 #define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
    674 #define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
    675 #define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
    676 
    677 /* Register Set. (82543, 82544)
    678  *
    679  * Registers are defined to be 32 bits and  should be accessed as 32 bit values.
    680  * These registers are physically located on the NIC, but are mapped into the
    681  * host memory address space.
    682  *
    683  * RW - register is both readable and writable
    684  * RO - register is read only
    685  * WO - register is write only
    686  * R/clr - register is read only and is cleared when read
    687  * A - register array
    688  */
    689 #define E1000_CTRL     0x00000	/* Device Control - RW */
    690 #define E1000_STATUS   0x00008	/* Device Status - RO */
    691 #define E1000_EECD     0x00010	/* EEPROM/Flash Control - RW */
    692 #define E1000_I210_EECD     0x12010	/* EEPROM/Flash Control - RW */
    693 #define E1000_EERD     0x00014	/* EEPROM Read - RW */
    694 #define E1000_I210_EERD     0x12014	/* EEPROM Read - RW */
    695 #define E1000_CTRL_EXT 0x00018	/* Extended Device Control - RW */
    696 #define E1000_MDIC     0x00020	/* MDI Control - RW */
    697 #define E1000_FCAL     0x00028	/* Flow Control Address Low - RW */
    698 #define E1000_FCAH     0x0002C	/* Flow Control Address High -RW */
    699 #define E1000_FCT      0x00030	/* Flow Control Type - RW */
    700 #define E1000_VET      0x00038	/* VLAN Ether Type - RW */
    701 #define E1000_ICR      0x000C0	/* Interrupt Cause Read - R/clr */
    702 #define E1000_ITR      0x000C4	/* Interrupt Throttling Rate - RW */
    703 #define E1000_ICS      0x000C8	/* Interrupt Cause Set - WO */
    704 #define E1000_IMS      0x000D0	/* Interrupt Mask Set - RW */
    705 #define E1000_IMC      0x000D8	/* Interrupt Mask Clear - WO */
    706 #define E1000_I210_IAM      0x000E0	/* Interrupt Ack Auto Mask - RW */
    707 #define E1000_RCTL     0x00100	/* RX Control - RW */
    708 #define E1000_FCTTV    0x00170	/* Flow Control Transmit Timer Value - RW */
    709 #define E1000_TXCW     0x00178	/* TX Configuration Word - RW */
    710 #define E1000_RXCW     0x00180	/* RX Configuration Word - RO */
    711 #define E1000_TCTL     0x00400	/* TX Control - RW */
    712 #define E1000_TCTL_EXT 0x00404  /* Extended TX Control - RW */
    713 #define E1000_TIPG     0x00410	/* TX Inter-packet gap -RW */
    714 #define E1000_TBT      0x00448	/* TX Burst Timer - RW */
    715 #define E1000_AIT      0x00458	/* Adaptive Interframe Spacing Throttle - RW */
    716 #define E1000_LEDCTL   0x00E00	/* LED Control - RW */
    717 #define E1000_EXTCNF_CTRL  0x00F00  /* Extended Configuration Control */
    718 #define E1000_EXTCNF_SIZE  0x00F08  /* Extended Configuration Size */
    719 #define E1000_PHY_CTRL     0x00F10  /* PHY Control Register in CSR */
    720 #define E1000_I210_PHY_CTRL     0x00E14  /* PHY Control Register in CSR */
    721 #define FEXTNVM_SW_CONFIG  0x0001
    722 #define E1000_PBA      0x01000	/* Packet Buffer Allocation - RW */
    723 #define E1000_PBS      0x01008  /* Packet Buffer Size */
    724 #define E1000_EEMNGCTL 0x01010  /* MNG EEprom Control */
    725 #define E1000_I210_EEMNGCTL 0x12030  /* MNG EEprom Control */
    726 #define E1000_FLASH_UPDATES 1000
    727 #define E1000_EEARBC   0x01024  /* EEPROM Auto Read Bus Control */
    728 #define E1000_FLASHT   0x01028  /* FLASH Timer Register */
    729 #define E1000_EEWR     0x0102C  /* EEPROM Write Register - RW */
    730 #define E1000_I210_EEWR     0x12018  /* EEPROM Write Register - RW */
    731 #define E1000_FLSWCTL  0x01030  /* FLASH control register */
    732 #define E1000_FLSWDATA 0x01034  /* FLASH data register */
    733 #define E1000_FLSWCNT  0x01038  /* FLASH Access Counter */
    734 #define E1000_FLOP     0x0103C  /* FLASH Opcode Register */
    735 #define E1000_ERT      0x02008  /* Early Rx Threshold - RW */
    736 #define E1000_FCRTL    0x02160	/* Flow Control Receive Threshold Low - RW */
    737 #define E1000_FCRTH    0x02168	/* Flow Control Receive Threshold High - RW */
    738 #define E1000_RDBAL    0x02800	/* RX Descriptor Base Address Low - RW */
    739 #define E1000_RDBAH    0x02804	/* RX Descriptor Base Address High - RW */
    740 #define E1000_RDLEN    0x02808	/* RX Descriptor Length - RW */
    741 #define E1000_RDH      0x02810	/* RX Descriptor Head - RW */
    742 #define E1000_RDT      0x02818	/* RX Descriptor Tail - RW */
    743 #define E1000_RDTR     0x02820	/* RX Delay Timer - RW */
    744 #define E1000_RXDCTL   0x02828	/* RX Descriptor Control - RW */
    745 #define E1000_RADV     0x0282C	/* RX Interrupt Absolute Delay Timer - RW */
    746 #define E1000_RSRPD    0x02C00	/* RX Small Packet Detect - RW */
    747 #define E1000_TXDMAC   0x03000	/* TX DMA Control - RW */
    748 #define E1000_TDFH     0x03410  /* TX Data FIFO Head - RW */
    749 #define E1000_TDFT     0x03418  /* TX Data FIFO Tail - RW */
    750 #define E1000_TDFHS    0x03420  /* TX Data FIFO Head Saved - RW */
    751 #define E1000_TDFTS    0x03428  /* TX Data FIFO Tail Saved - RW */
    752 #define E1000_TDFPC    0x03430  /* TX Data FIFO Packet Count - RW */
    753 #define E1000_TDBAL    0x03800	/* TX Descriptor Base Address Low - RW */
    754 #define E1000_TDBAH    0x03804	/* TX Descriptor Base Address High - RW */
    755 #define E1000_TDLEN    0x03808	/* TX Descriptor Length - RW */
    756 #define E1000_TDH      0x03810	/* TX Descriptor Head - RW */
    757 #define E1000_TDT      0x03818	/* TX Descripotr Tail - RW */
    758 #define E1000_TIDV     0x03820	/* TX Interrupt Delay Value - RW */
    759 #define E1000_TXDCTL   0x03828	/* TX Descriptor Control - RW */
    760 #define E1000_TADV     0x0382C	/* TX Interrupt Absolute Delay Val - RW */
    761 #define E1000_TSPMT    0x03830	/* TCP Segmentation PAD & Min Threshold - RW */
    762 #define E1000_TARC0    0x03840  /* TX Arbitration Count (0) */
    763 #define E1000_TDBAL1   0x03900  /* TX Desc Base Address Low (1) - RW */
    764 #define E1000_TDBAH1   0x03904  /* TX Desc Base Address High (1) - RW */
    765 #define E1000_TDLEN1   0x03908  /* TX Desc Length (1) - RW */
    766 #define E1000_TDH1     0x03910  /* TX Desc Head (1) - RW */
    767 #define E1000_TDT1     0x03918  /* TX Desc Tail (1) - RW */
    768 #define E1000_TXDCTL1  0x03928  /* TX Descriptor Control (1) - RW */
    769 #define E1000_TARC1    0x03940  /* TX Arbitration Count (1) */
    770 #define E1000_CRCERRS  0x04000	/* CRC Error Count - R/clr */
    771 #define E1000_ALGNERRC 0x04004	/* Alignment Error Count - R/clr */
    772 #define E1000_SYMERRS  0x04008	/* Symbol Error Count - R/clr */
    773 #define E1000_RXERRC   0x0400C	/* Receive Error Count - R/clr */
    774 #define E1000_MPC      0x04010	/* Missed Packet Count - R/clr */
    775 #define E1000_SCC      0x04014	/* Single Collision Count - R/clr */
    776 #define E1000_ECOL     0x04018	/* Excessive Collision Count - R/clr */
    777 #define E1000_MCC      0x0401C	/* Multiple Collision Count - R/clr */
    778 #define E1000_LATECOL  0x04020	/* Late Collision Count - R/clr */
    779 #define E1000_COLC     0x04028	/* Collision Count - R/clr */
    780 #define E1000_DC       0x04030	/* Defer Count - R/clr */
    781 #define E1000_TNCRS    0x04034	/* TX-No CRS - R/clr */
    782 #define E1000_SEC      0x04038	/* Sequence Error Count - R/clr */
    783 #define E1000_CEXTERR  0x0403C	/* Carrier Extension Error Count - R/clr */
    784 #define E1000_RLEC     0x04040	/* Receive Length Error Count - R/clr */
    785 #define E1000_XONRXC   0x04048	/* XON RX Count - R/clr */
    786 #define E1000_XONTXC   0x0404C	/* XON TX Count - R/clr */
    787 #define E1000_XOFFRXC  0x04050	/* XOFF RX Count - R/clr */
    788 #define E1000_XOFFTXC  0x04054	/* XOFF TX Count - R/clr */
    789 #define E1000_FCRUC    0x04058	/* Flow Control RX Unsupported Count- R/clr */
    790 #define E1000_PRC64    0x0405C	/* Packets RX (64 bytes) - R/clr */
    791 #define E1000_PRC127   0x04060	/* Packets RX (65-127 bytes) - R/clr */
    792 #define E1000_PRC255   0x04064	/* Packets RX (128-255 bytes) - R/clr */
    793 #define E1000_PRC511   0x04068	/* Packets RX (255-511 bytes) - R/clr */
    794 #define E1000_PRC1023  0x0406C	/* Packets RX (512-1023 bytes) - R/clr */
    795 #define E1000_PRC1522  0x04070	/* Packets RX (1024-1522 bytes) - R/clr */
    796 #define E1000_GPRC     0x04074	/* Good Packets RX Count - R/clr */
    797 #define E1000_BPRC     0x04078	/* Broadcast Packets RX Count - R/clr */
    798 #define E1000_MPRC     0x0407C	/* Multicast Packets RX Count - R/clr */
    799 #define E1000_GPTC     0x04080	/* Good Packets TX Count - R/clr */
    800 #define E1000_GORCL    0x04088	/* Good Octets RX Count Low - R/clr */
    801 #define E1000_GORCH    0x0408C	/* Good Octets RX Count High - R/clr */
    802 #define E1000_GOTCL    0x04090	/* Good Octets TX Count Low - R/clr */
    803 #define E1000_GOTCH    0x04094	/* Good Octets TX Count High - R/clr */
    804 #define E1000_RNBC     0x040A0	/* RX No Buffers Count - R/clr */
    805 #define E1000_RUC      0x040A4	/* RX Undersize Count - R/clr */
    806 #define E1000_RFC      0x040A8	/* RX Fragment Count - R/clr */
    807 #define E1000_ROC      0x040AC	/* RX Oversize Count - R/clr */
    808 #define E1000_RJC      0x040B0	/* RX Jabber Count - R/clr */
    809 #define E1000_MGTPRC   0x040B4	/* Management Packets RX Count - R/clr */
    810 #define E1000_MGTPDC   0x040B8	/* Management Packets Dropped Count - R/clr */
    811 #define E1000_MGTPTC   0x040BC	/* Management Packets TX Count - R/clr */
    812 #define E1000_TORL     0x040C0	/* Total Octets RX Low - R/clr */
    813 #define E1000_TORH     0x040C4	/* Total Octets RX High - R/clr */
    814 #define E1000_TOTL     0x040C8	/* Total Octets TX Low - R/clr */
    815 #define E1000_TOTH     0x040CC	/* Total Octets TX High - R/clr */
    816 #define E1000_TPR      0x040D0	/* Total Packets RX - R/clr */
    817 #define E1000_TPT      0x040D4	/* Total Packets TX - R/clr */
    818 #define E1000_PTC64    0x040D8	/* Packets TX (64 bytes) - R/clr */
    819 #define E1000_PTC127   0x040DC	/* Packets TX (65-127 bytes) - R/clr */
    820 #define E1000_PTC255   0x040E0	/* Packets TX (128-255 bytes) - R/clr */
    821 #define E1000_PTC511   0x040E4	/* Packets TX (256-511 bytes) - R/clr */
    822 #define E1000_PTC1023  0x040E8	/* Packets TX (512-1023 bytes) - R/clr */
    823 #define E1000_PTC1522  0x040EC	/* Packets TX (1024-1522 Bytes) - R/clr */
    824 #define E1000_MPTC     0x040F0	/* Multicast Packets TX Count - R/clr */
    825 #define E1000_BPTC     0x040F4	/* Broadcast Packets TX Count - R/clr */
    826 #define E1000_TSCTC    0x040F8	/* TCP Segmentation Context TX - R/clr */
    827 #define E1000_TSCTFC   0x040FC	/* TCP Segmentation Context TX Fail - R/clr */
    828 #define E1000_RXCSUM   0x05000	/* RX Checksum Control - RW */
    829 #define E1000_MTA      0x05200	/* Multicast Table Array - RW Array */
    830 #define E1000_RA       0x05400	/* Receive Address - RW Array */
    831 #define E1000_VFTA     0x05600	/* VLAN Filter Table Array - RW Array */
    832 #define E1000_WUC      0x05800	/* Wakeup Control - RW */
    833 #define E1000_WUFC     0x05808	/* Wakeup Filter Control - RW */
    834 #define E1000_WUS      0x05810	/* Wakeup Status - RO */
    835 #define E1000_MANC     0x05820	/* Management Control - RW */
    836 #define E1000_IPAV     0x05838	/* IP Address Valid - RW */
    837 #define E1000_IP4AT    0x05840	/* IPv4 Address Table - RW Array */
    838 #define E1000_IP6AT    0x05880	/* IPv6 Address Table - RW Array */
    839 #define E1000_WUPL     0x05900	/* Wakeup Packet Length - RW */
    840 #define E1000_WUPM     0x05A00	/* Wakeup Packet Memory - RO A */
    841 #define E1000_FFLT     0x05F00	/* Flexible Filter Length Table - RW Array */
    842 #define E1000_FFMT     0x09000	/* Flexible Filter Mask Table - RW Array */
    843 #define E1000_FFVT     0x09800	/* Flexible Filter Value Table - RW Array */
    844 
    845 /* Register Set (82542)
    846  *
    847  * Some of the 82542 registers are located at different offsets than they are
    848  * in more current versions of the 8254x. Despite the difference in location,
    849  * the registers function in the same manner.
    850  */
    851 #define E1000_82542_CTRL     E1000_CTRL
    852 #define E1000_82542_STATUS   E1000_STATUS
    853 #define E1000_82542_EECD     E1000_EECD
    854 #define E1000_82542_EERD     E1000_EERD
    855 #define E1000_82542_CTRL_EXT E1000_CTRL_EXT
    856 #define E1000_82542_MDIC     E1000_MDIC
    857 #define E1000_82542_FCAL     E1000_FCAL
    858 #define E1000_82542_FCAH     E1000_FCAH
    859 #define E1000_82542_FCT      E1000_FCT
    860 #define E1000_82542_VET      E1000_VET
    861 #define E1000_82542_RA	     0x00040
    862 #define E1000_82542_ICR      E1000_ICR
    863 #define E1000_82542_ITR      E1000_ITR
    864 #define E1000_82542_ICS      E1000_ICS
    865 #define E1000_82542_IMS      E1000_IMS
    866 #define E1000_82542_IMC      E1000_IMC
    867 #define E1000_82542_RCTL     E1000_RCTL
    868 #define E1000_82542_RDTR     0x00108
    869 #define E1000_82542_RDBAL    0x00110
    870 #define E1000_82542_RDBAH    0x00114
    871 #define E1000_82542_RDLEN    0x00118
    872 #define E1000_82542_RDH      0x00120
    873 #define E1000_82542_RDT      0x00128
    874 #define E1000_82542_FCRTH    0x00160
    875 #define E1000_82542_FCRTL    0x00168
    876 #define E1000_82542_FCTTV    E1000_FCTTV
    877 #define E1000_82542_TXCW     E1000_TXCW
    878 #define E1000_82542_RXCW     E1000_RXCW
    879 #define E1000_82542_MTA      0x00200
    880 #define E1000_82542_TCTL     E1000_TCTL
    881 #define E1000_82542_TIPG     E1000_TIPG
    882 #define E1000_82542_TDBAL    0x00420
    883 #define E1000_82542_TDBAH    0x00424
    884 #define E1000_82542_TDLEN    0x00428
    885 #define E1000_82542_TDH      0x00430
    886 #define E1000_82542_TDT      0x00438
    887 #define E1000_82542_TIDV     0x00440
    888 #define E1000_82542_TBT      E1000_TBT
    889 #define E1000_82542_AIT      E1000_AIT
    890 #define E1000_82542_VFTA     0x00600
    891 #define E1000_82542_LEDCTL   E1000_LEDCTL
    892 #define E1000_82542_PBA      E1000_PBA
    893 #define E1000_82542_RXDCTL   E1000_RXDCTL
    894 #define E1000_82542_RADV     E1000_RADV
    895 #define E1000_82542_RSRPD    E1000_RSRPD
    896 #define E1000_82542_TXDMAC   E1000_TXDMAC
    897 #define E1000_82542_TXDCTL   E1000_TXDCTL
    898 #define E1000_82542_TADV     E1000_TADV
    899 #define E1000_82542_TSPMT    E1000_TSPMT
    900 #define E1000_82542_CRCERRS  E1000_CRCERRS
    901 #define E1000_82542_ALGNERRC E1000_ALGNERRC
    902 #define E1000_82542_SYMERRS  E1000_SYMERRS
    903 #define E1000_82542_RXERRC   E1000_RXERRC
    904 #define E1000_82542_MPC      E1000_MPC
    905 #define E1000_82542_SCC      E1000_SCC
    906 #define E1000_82542_ECOL     E1000_ECOL
    907 #define E1000_82542_MCC      E1000_MCC
    908 #define E1000_82542_LATECOL  E1000_LATECOL
    909 #define E1000_82542_COLC     E1000_COLC
    910 #define E1000_82542_DC	     E1000_DC
    911 #define E1000_82542_TNCRS    E1000_TNCRS
    912 #define E1000_82542_SEC      E1000_SEC
    913 #define E1000_82542_CEXTERR  E1000_CEXTERR
    914 #define E1000_82542_RLEC     E1000_RLEC
    915 #define E1000_82542_XONRXC   E1000_XONRXC
    916 #define E1000_82542_XONTXC   E1000_XONTXC
    917 #define E1000_82542_XOFFRXC  E1000_XOFFRXC
    918 #define E1000_82542_XOFFTXC  E1000_XOFFTXC
    919 #define E1000_82542_FCRUC    E1000_FCRUC
    920 #define E1000_82542_PRC64    E1000_PRC64
    921 #define E1000_82542_PRC127   E1000_PRC127
    922 #define E1000_82542_PRC255   E1000_PRC255
    923 #define E1000_82542_PRC511   E1000_PRC511
    924 #define E1000_82542_PRC1023  E1000_PRC1023
    925 #define E1000_82542_PRC1522  E1000_PRC1522
    926 #define E1000_82542_GPRC     E1000_GPRC
    927 #define E1000_82542_BPRC     E1000_BPRC
    928 #define E1000_82542_MPRC     E1000_MPRC
    929 #define E1000_82542_GPTC     E1000_GPTC
    930 #define E1000_82542_GORCL    E1000_GORCL
    931 #define E1000_82542_GORCH    E1000_GORCH
    932 #define E1000_82542_GOTCL    E1000_GOTCL
    933 #define E1000_82542_GOTCH    E1000_GOTCH
    934 #define E1000_82542_RNBC     E1000_RNBC
    935 #define E1000_82542_RUC      E1000_RUC
    936 #define E1000_82542_RFC      E1000_RFC
    937 #define E1000_82542_ROC      E1000_ROC
    938 #define E1000_82542_RJC      E1000_RJC
    939 #define E1000_82542_MGTPRC   E1000_MGTPRC
    940 #define E1000_82542_MGTPDC   E1000_MGTPDC
    941 #define E1000_82542_MGTPTC   E1000_MGTPTC
    942 #define E1000_82542_TORL     E1000_TORL
    943 #define E1000_82542_TORH     E1000_TORH
    944 #define E1000_82542_TOTL     E1000_TOTL
    945 #define E1000_82542_TOTH     E1000_TOTH
    946 #define E1000_82542_TPR      E1000_TPR
    947 #define E1000_82542_TPT      E1000_TPT
    948 #define E1000_82542_PTC64    E1000_PTC64
    949 #define E1000_82542_PTC127   E1000_PTC127
    950 #define E1000_82542_PTC255   E1000_PTC255
    951 #define E1000_82542_PTC511   E1000_PTC511
    952 #define E1000_82542_PTC1023  E1000_PTC1023
    953 #define E1000_82542_PTC1522  E1000_PTC1522
    954 #define E1000_82542_MPTC     E1000_MPTC
    955 #define E1000_82542_BPTC     E1000_BPTC
    956 #define E1000_82542_TSCTC    E1000_TSCTC
    957 #define E1000_82542_TSCTFC   E1000_TSCTFC
    958 #define E1000_82542_RXCSUM   E1000_RXCSUM
    959 #define E1000_82542_WUC      E1000_WUC
    960 #define E1000_82542_WUFC     E1000_WUFC
    961 #define E1000_82542_WUS      E1000_WUS
    962 #define E1000_82542_MANC     E1000_MANC
    963 #define E1000_82542_IPAV     E1000_IPAV
    964 #define E1000_82542_IP4AT    E1000_IP4AT
    965 #define E1000_82542_IP6AT    E1000_IP6AT
    966 #define E1000_82542_WUPL     E1000_WUPL
    967 #define E1000_82542_WUPM     E1000_WUPM
    968 #define E1000_82542_FFLT     E1000_FFLT
    969 #define E1000_82542_FFMT     E1000_FFMT
    970 #define E1000_82542_FFVT     E1000_FFVT
    971 
    972 /* Statistics counters collected by the MAC */
    973 struct e1000_hw_stats {
    974 	uint64_t crcerrs;
    975 	uint64_t algnerrc;
    976 	uint64_t symerrs;
    977 	uint64_t rxerrc;
    978 	uint64_t mpc;
    979 	uint64_t scc;
    980 	uint64_t ecol;
    981 	uint64_t mcc;
    982 	uint64_t latecol;
    983 	uint64_t colc;
    984 	uint64_t dc;
    985 	uint64_t tncrs;
    986 	uint64_t sec;
    987 	uint64_t cexterr;
    988 	uint64_t rlec;
    989 	uint64_t xonrxc;
    990 	uint64_t xontxc;
    991 	uint64_t xoffrxc;
    992 	uint64_t xofftxc;
    993 	uint64_t fcruc;
    994 	uint64_t prc64;
    995 	uint64_t prc127;
    996 	uint64_t prc255;
    997 	uint64_t prc511;
    998 	uint64_t prc1023;
    999 	uint64_t prc1522;
   1000 	uint64_t gprc;
   1001 	uint64_t bprc;
   1002 	uint64_t mprc;
   1003 	uint64_t gptc;
   1004 	uint64_t gorcl;
   1005 	uint64_t gorch;
   1006 	uint64_t gotcl;
   1007 	uint64_t gotch;
   1008 	uint64_t rnbc;
   1009 	uint64_t ruc;
   1010 	uint64_t rfc;
   1011 	uint64_t roc;
   1012 	uint64_t rjc;
   1013 	uint64_t mgprc;
   1014 	uint64_t mgpdc;
   1015 	uint64_t mgptc;
   1016 	uint64_t torl;
   1017 	uint64_t torh;
   1018 	uint64_t totl;
   1019 	uint64_t toth;
   1020 	uint64_t tpr;
   1021 	uint64_t tpt;
   1022 	uint64_t ptc64;
   1023 	uint64_t ptc127;
   1024 	uint64_t ptc255;
   1025 	uint64_t ptc511;
   1026 	uint64_t ptc1023;
   1027 	uint64_t ptc1522;
   1028 	uint64_t mptc;
   1029 	uint64_t bptc;
   1030 	uint64_t tsctc;
   1031 	uint64_t tsctfc;
   1032 };
   1033 
   1034 #ifndef CONFIG_E1000_NO_NVM
   1035 struct e1000_eeprom_info {
   1036 e1000_eeprom_type type;
   1037 	uint16_t word_size;
   1038 	uint16_t opcode_bits;
   1039 	uint16_t address_bits;
   1040 	uint16_t delay_usec;
   1041 	uint16_t page_size;
   1042 	bool use_eerd;
   1043 	bool use_eewr;
   1044 };
   1045 #endif
   1046 
   1047 typedef enum {
   1048     e1000_smart_speed_default = 0,
   1049     e1000_smart_speed_on,
   1050     e1000_smart_speed_off
   1051 } e1000_smart_speed;
   1052 
   1053 typedef enum {
   1054     e1000_dsp_config_disabled = 0,
   1055     e1000_dsp_config_enabled,
   1056     e1000_dsp_config_activated,
   1057     e1000_dsp_config_undefined = 0xFF
   1058 } e1000_dsp_config;
   1059 
   1060 typedef enum {
   1061     e1000_ms_hw_default = 0,
   1062     e1000_ms_force_master,
   1063     e1000_ms_force_slave,
   1064     e1000_ms_auto
   1065 } e1000_ms_type;
   1066 
   1067 typedef enum {
   1068     e1000_ffe_config_enabled = 0,
   1069     e1000_ffe_config_active,
   1070     e1000_ffe_config_blocked
   1071 } e1000_ffe_config;
   1072 
   1073 
   1074 /* Structure containing variables used by the shared code (e1000_hw.c) */
   1075 struct e1000_hw {
   1076 	const char *name;
   1077 	struct list_head list_node;
   1078 #ifndef CONFIG_DM_ETH
   1079 	struct eth_device *nic;
   1080 #endif
   1081 #ifdef CONFIG_E1000_SPI
   1082 	struct spi_slave spi;
   1083 #endif
   1084 	unsigned int cardnum;
   1085 
   1086 #ifdef CONFIG_DM_ETH
   1087 	struct udevice *pdev;
   1088 #else
   1089 	pci_dev_t pdev;
   1090 #endif
   1091 	uint8_t *hw_addr;
   1092 	e1000_mac_type mac_type;
   1093 	e1000_phy_type phy_type;
   1094 	uint32_t phy_init_script;
   1095 	uint32_t txd_cmd;
   1096 	e1000_media_type media_type;
   1097 	e1000_fc_type fc;
   1098 	e1000_bus_type bus_type;
   1099 	uint32_t		asf_firmware_present;
   1100 #ifndef CONFIG_E1000_NO_NVM
   1101 	uint32_t		eeprom_semaphore_present;
   1102 #endif
   1103 	uint32_t		swfw_sync_present;
   1104 	uint32_t		swfwhw_semaphore_present;
   1105 #ifndef CONFIG_E1000_NO_NVM
   1106 	struct e1000_eeprom_info eeprom;
   1107 #endif
   1108 	e1000_ms_type		master_slave;
   1109 	e1000_ms_type		original_master_slave;
   1110 	e1000_ffe_config	ffe_config_state;
   1111 	uint32_t phy_id;
   1112 	uint32_t phy_revision;
   1113 	uint32_t phy_addr;
   1114 	uint32_t original_fc;
   1115 	uint32_t txcw;
   1116 	uint32_t autoneg_failed;
   1117 	uint16_t autoneg_advertised;
   1118 	uint16_t pci_cmd_word;
   1119 	uint16_t fc_high_water;
   1120 	uint16_t fc_low_water;
   1121 	uint16_t fc_pause_time;
   1122 	uint16_t device_id;
   1123 	uint16_t vendor_id;
   1124 	uint16_t subsystem_id;
   1125 	uint16_t subsystem_vendor_id;
   1126 	uint8_t revision_id;
   1127 	uint8_t autoneg;
   1128 	uint8_t mdix;
   1129 	uint8_t forced_speed_duplex;
   1130 	uint8_t wait_autoneg_complete;
   1131 	uint8_t dma_fairness;
   1132 	bool disable_polarity_correction;
   1133 	bool		speed_downgraded;
   1134 	bool get_link_status;
   1135 	bool tbi_compatibility_en;
   1136 	bool tbi_compatibility_on;
   1137 	bool		fc_strict_ieee;
   1138 	bool fc_send_xon;
   1139 	bool report_tx_early;
   1140 	bool phy_reset_disable;
   1141 	bool		initialize_hw_bits_disable;
   1142 	e1000_smart_speed	smart_speed;
   1143 	e1000_dsp_config	dsp_config_state;
   1144 };
   1145 
   1146 #define E1000_EEPROM_SWDPIN0   0x0001	/* SWDPIN 0 EEPROM Value */
   1147 #define E1000_EEPROM_LED_LOGIC 0x0020	/* Led Logic Word */
   1148 #define E1000_EEPROM_RW_REG_DATA   16   /* Offset to data in EEPROM
   1149 					   read/write registers */
   1150 #define E1000_EEPROM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
   1151 #define E1000_EEPROM_RW_REG_START  1    /* First bit for telling part to start
   1152 					   operation */
   1153 #define E1000_EEPROM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
   1154 #define E1000_EEPROM_POLL_WRITE    1    /* Flag for polling for write
   1155 					   complete */
   1156 #define E1000_EEPROM_POLL_READ     0    /* Flag for polling for read complete */
   1157 #define EEPROM_RESERVED_WORD          0xFFFF
   1158 
   1159 /* Register Bit Masks */
   1160 /* Device Control */
   1161 #define E1000_CTRL_FD	    0x00000001	/* Full duplex.0=half; 1=full */
   1162 #define E1000_CTRL_BEM	    0x00000002	/* Endian Mode.0=little,1=big */
   1163 #define E1000_CTRL_PRIOR    0x00000004	/* Priority on PCI. 0=rx,1=fair */
   1164 #define E1000_CTRL_LRST     0x00000008	/* Link reset. 0=normal,1=reset */
   1165 #define E1000_CTRL_TME	    0x00000010	/* Test mode. 0=normal,1=test */
   1166 #define E1000_CTRL_SLE	    0x00000020	/* Serial Link on 0=dis,1=en */
   1167 #define E1000_CTRL_ASDE     0x00000020	/* Auto-speed detect enable */
   1168 #define E1000_CTRL_SLU	    0x00000040	/* Set link up (Force Link) */
   1169 #define E1000_CTRL_ILOS     0x00000080	/* Invert Loss-Of Signal */
   1170 #define E1000_CTRL_SPD_SEL  0x00000300	/* Speed Select Mask */
   1171 #define E1000_CTRL_SPD_10   0x00000000	/* Force 10Mb */
   1172 #define E1000_CTRL_SPD_100  0x00000100	/* Force 100Mb */
   1173 #define E1000_CTRL_SPD_1000 0x00000200	/* Force 1Gb */
   1174 #define E1000_CTRL_BEM32    0x00000400	/* Big Endian 32 mode */
   1175 #define E1000_CTRL_FRCSPD   0x00000800	/* Force Speed */
   1176 #define E1000_CTRL_FRCDPX   0x00001000	/* Force Duplex */
   1177 #define E1000_CTRL_SWDPIN0  0x00040000	/* SWDPIN 0 value */
   1178 #define E1000_CTRL_SWDPIN1  0x00080000	/* SWDPIN 1 value */
   1179 #define E1000_CTRL_SWDPIN2  0x00100000	/* SWDPIN 2 value */
   1180 #define E1000_CTRL_SWDPIN3  0x00200000	/* SWDPIN 3 value */
   1181 #define E1000_CTRL_SWDPIO0  0x00400000	/* SWDPIN 0 Input or output */
   1182 #define E1000_CTRL_SWDPIO1  0x00800000	/* SWDPIN 1 input or output */
   1183 #define E1000_CTRL_SWDPIO2  0x01000000	/* SWDPIN 2 input or output */
   1184 #define E1000_CTRL_SWDPIO3  0x02000000	/* SWDPIN 3 input or output */
   1185 #define E1000_CTRL_RST	    0x04000000	/* Global reset */
   1186 #define E1000_CTRL_RFCE     0x08000000	/* Receive Flow Control enable */
   1187 #define E1000_CTRL_TFCE     0x10000000	/* Transmit flow control enable */
   1188 #define E1000_CTRL_RTE	    0x20000000	/* Routing tag enable */
   1189 #define E1000_CTRL_VME	    0x40000000	/* IEEE VLAN mode enable */
   1190 #define E1000_CTRL_PHY_RST  0x80000000	/* PHY Reset */
   1191 
   1192 /* Device Status */
   1193 #define E1000_STATUS_FD		0x00000001	/* Full duplex.0=half,1=full */
   1194 #define E1000_STATUS_LU		0x00000002	/* Link up.0=no,1=link */
   1195 #define E1000_STATUS_FUNC_MASK	0x0000000C	/* PCI Function Mask */
   1196 #define E1000_STATUS_FUNC_0	0x00000000	/* Function 0 */
   1197 #define E1000_STATUS_FUNC_1	0x00000004	/* Function 1 */
   1198 #define E1000_STATUS_TXOFF	0x00000010	/* transmission paused */
   1199 #define E1000_STATUS_TBIMODE	0x00000020	/* TBI mode */
   1200 #define E1000_STATUS_SPEED_MASK 0x000000C0
   1201 #define E1000_STATUS_SPEED_10	0x00000000	/* Speed 10Mb/s */
   1202 #define E1000_STATUS_SPEED_100	0x00000040	/* Speed 100Mb/s */
   1203 #define E1000_STATUS_SPEED_1000 0x00000080	/* Speed 1000Mb/s */
   1204 #define E1000_STATUS_ASDV	0x00000300	/* Auto speed detect value */
   1205 #define E1000_STATUS_MTXCKOK	0x00000400	/* MTX clock running OK */
   1206 #define E1000_STATUS_PCI66	0x00000800	/* In 66Mhz slot */
   1207 #define E1000_STATUS_BUS64	0x00001000	/* In 64 bit slot */
   1208 #define E1000_STATUS_PCIX_MODE	0x00002000	/* PCI-X mode */
   1209 #define E1000_STATUS_PCIX_SPEED 0x0000C000	/* PCI-X bus speed */
   1210 #define E1000_STATUS_PF_RST_DONE 0x00200000	/* PCI-X bus speed */
   1211 
   1212 /* Constants used to intrepret the masked PCI-X bus speed. */
   1213 #define E1000_STATUS_PCIX_SPEED_66  0x00000000	/* PCI-X bus speed  50-66 MHz */
   1214 #define E1000_STATUS_PCIX_SPEED_100 0x00004000	/* PCI-X bus speed  66-100 MHz */
   1215 #define E1000_STATUS_PCIX_SPEED_133 0x00008000	/* PCI-X bus speed 100-133 MHz */
   1216 
   1217 /* EEPROM/Flash Control */
   1218 #define E1000_EECD_SK	     0x00000001	/* EEPROM Clock */
   1219 #define E1000_EECD_CS	     0x00000002	/* EEPROM Chip Select */
   1220 #define E1000_EECD_DI	     0x00000004	/* EEPROM Data In */
   1221 #define E1000_EECD_DO	     0x00000008	/* EEPROM Data Out */
   1222 #define E1000_EECD_FWE_MASK  0x00000030
   1223 #define E1000_EECD_FWE_DIS   0x00000010	/* Disable FLASH writes */
   1224 #define E1000_EECD_FWE_EN    0x00000020	/* Enable FLASH writes */
   1225 #define E1000_EECD_FWE_SHIFT 4
   1226 #define E1000_EECD_SIZE      0x00000200	/* EEPROM Size (0=64 word 1=256 word) */
   1227 #define E1000_EECD_REQ	     0x00000040	/* EEPROM Access Request */
   1228 #define E1000_EECD_GNT	     0x00000080	/* EEPROM Access Grant */
   1229 #define E1000_EECD_PRES      0x00000100	/* EEPROM Present */
   1230 #define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
   1231 					 * (0-small, 1-large) */
   1232 
   1233 #define E1000_EECD_TYPE      0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
   1234 #ifndef E1000_EEPROM_GRANT_ATTEMPTS
   1235 #define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
   1236 #endif
   1237 #define E1000_EECD_AUTO_RD          0x00000200  /* EEPROM Auto Read done */
   1238 #define E1000_EECD_SIZE_EX_MASK     0x00007800  /* EEprom Size */
   1239 #define E1000_EECD_SIZE_EX_SHIFT    11
   1240 #define E1000_EECD_NVADDS    0x00018000 /* NVM Address Size */
   1241 #define E1000_EECD_SELSHAD   0x00020000 /* Select Shadow RAM */
   1242 #define E1000_EECD_INITSRAM  0x00040000 /* Initialize Shadow RAM */
   1243 #define E1000_EECD_FLUPD     0x00080000 /* Update FLASH */
   1244 #define E1000_EECD_FLUPD_I210       0x00800000 /* Update FLASH */
   1245 #define E1000_EECD_FLUDONE_I210     0x04000000 /* Update FLASH done*/
   1246 #define E1000_FLUDONE_ATTEMPTS      20000
   1247 #define E1000_EECD_AUPDEN    0x00100000 /* Enable Autonomous FLASH update */
   1248 #define E1000_EECD_SHADV     0x00200000 /* Shadow RAM Data Valid */
   1249 #define E1000_EECD_SEC1VAL   0x00400000 /* Sector One Valid */
   1250 #define E1000_EECD_SECVAL_SHIFT      22
   1251 #define E1000_STM_OPCODE     0xDB00
   1252 #define E1000_HICR_FW_RESET  0xC0
   1253 
   1254 #define E1000_SHADOW_RAM_WORDS     2048
   1255 #define E1000_ICH_NVM_SIG_WORD     0x13
   1256 #define E1000_ICH_NVM_SIG_MASK     0xC0
   1257 
   1258 /* EEPROM Read */
   1259 #define E1000_EERD_START      0x00000001	/* Start Read */
   1260 #define E1000_EERD_DONE       0x00000010	/* Read Done */
   1261 #define E1000_EERD_ADDR_SHIFT 8
   1262 #define E1000_EERD_ADDR_MASK  0x0000FF00	/* Read Address */
   1263 #define E1000_EERD_DATA_SHIFT 16
   1264 #define E1000_EERD_DATA_MASK  0xFFFF0000	/* Read Data */
   1265 
   1266 /* EEPROM Commands - Microwire */
   1267 #define EEPROM_READ_OPCODE_MICROWIRE  0x6  /* EEPROM read opcode */
   1268 #define EEPROM_WRITE_OPCODE_MICROWIRE 0x5  /* EEPROM write opcode */
   1269 #define EEPROM_ERASE_OPCODE_MICROWIRE 0x7  /* EEPROM erase opcode */
   1270 #define EEPROM_EWEN_OPCODE_MICROWIRE  0x13 /* EEPROM erase/write enable */
   1271 #define EEPROM_EWDS_OPCODE_MICROWIRE  0x10 /* EEPROM erast/write disable */
   1272 
   1273 /* EEPROM Commands - SPI */
   1274 #define EEPROM_MAX_RETRY_SPI        5000 /* Max wait of 5ms, for RDY signal */
   1275 #define EEPROM_READ_OPCODE_SPI      0x03  /* EEPROM read opcode */
   1276 #define EEPROM_WRITE_OPCODE_SPI     0x02  /* EEPROM write opcode */
   1277 #define EEPROM_A8_OPCODE_SPI        0x08  /* opcode bit-3 = address bit-8 */
   1278 #define EEPROM_WREN_OPCODE_SPI      0x06  /* EEPROM set Write Enable latch */
   1279 #define EEPROM_WRDI_OPCODE_SPI      0x04  /* EEPROM reset Write Enable latch */
   1280 #define EEPROM_RDSR_OPCODE_SPI      0x05  /* EEPROM read Status register */
   1281 #define EEPROM_WRSR_OPCODE_SPI      0x01  /* EEPROM write Status register */
   1282 #define EEPROM_ERASE4K_OPCODE_SPI   0x20  /* EEPROM ERASE 4KB */
   1283 #define EEPROM_ERASE64K_OPCODE_SPI  0xD8  /* EEPROM ERASE 64KB */
   1284 #define EEPROM_ERASE256_OPCODE_SPI  0xDB  /* EEPROM ERASE 256B */
   1285 
   1286 /* EEPROM Size definitions */
   1287 #define EEPROM_WORD_SIZE_SHIFT  6
   1288 #define EEPROM_SIZE_SHIFT       10
   1289 #define EEPROM_SIZE_MASK        0x1C00
   1290 
   1291 /* EEPROM Word Offsets */
   1292 #define EEPROM_COMPAT                 0x0003
   1293 #define EEPROM_ID_LED_SETTINGS        0x0004
   1294 #define EEPROM_VERSION                0x0005
   1295 #define EEPROM_SERDES_AMPLITUDE       0x0006 /* For SERDES output amplitude
   1296 						adjustment. */
   1297 #define EEPROM_PHY_CLASS_WORD         0x0007
   1298 #define EEPROM_INIT_CONTROL1_REG      0x000A
   1299 #define EEPROM_INIT_CONTROL2_REG      0x000F
   1300 #define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
   1301 #define EEPROM_INIT_CONTROL3_PORT_B   0x0014
   1302 #define EEPROM_INIT_3GIO_3            0x001A
   1303 #define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
   1304 #define EEPROM_INIT_CONTROL3_PORT_A   0x0024
   1305 #define EEPROM_CFG                    0x0012
   1306 #define EEPROM_FLASH_VERSION          0x0032
   1307 #define EEPROM_CHECKSUM_REG           0x003F
   1308 
   1309 #define E1000_EEPROM_CFG_DONE         0x00040000   /* MNG config cycle done */
   1310 #define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000   /* ...for second port */
   1311 
   1312 /* Extended Device Control */
   1313 #define E1000_CTRL_EXT_GPI0_EN	 0x00000001	/* Maps SDP4 to GPI0 */
   1314 #define E1000_CTRL_EXT_GPI1_EN	 0x00000002	/* Maps SDP5 to GPI1 */
   1315 #define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
   1316 #define E1000_CTRL_EXT_GPI2_EN	 0x00000004	/* Maps SDP6 to GPI2 */
   1317 #define E1000_CTRL_EXT_GPI3_EN	 0x00000008	/* Maps SDP7 to GPI3 */
   1318 #define E1000_CTRL_EXT_SDP4_DATA 0x00000010	/* Value of SW Defineable
   1319 						   Pin 4 */
   1320 #define E1000_CTRL_EXT_SDP5_DATA 0x00000020	/* Value of SW Defineable
   1321 						   Pin 5 */
   1322 #define E1000_CTRL_EXT_PHY_INT	 E1000_CTRL_EXT_SDP5_DATA
   1323 #define E1000_CTRL_EXT_SDP6_DATA 0x00000040	/* Value of SW Defineable Pin 6 */
   1324 #define E1000_CTRL_EXT_SWDPIN6	 0x00000040	/* SWDPIN 6 value */
   1325 #define E1000_CTRL_EXT_SDP7_DATA 0x00000080	/* Value of SW Defineable Pin 7 */
   1326 #define E1000_CTRL_EXT_SWDPIN7	 0x00000080	/* SWDPIN 7 value */
   1327 #define E1000_CTRL_EXT_SDP4_DIR  0x00000100	/* Direction of SDP4 0=in 1=out */
   1328 #define E1000_CTRL_EXT_SDP5_DIR  0x00000200	/* Direction of SDP5 0=in 1=out */
   1329 #define E1000_CTRL_EXT_SDP6_DIR  0x00000400	/* Direction of SDP6 0=in 1=out */
   1330 #define E1000_CTRL_EXT_SWDPIO6	 0x00000400	/* SWDPIN 6 Input or output */
   1331 #define E1000_CTRL_EXT_SDP7_DIR  0x00000800	/* Direction of SDP7 0=in 1=out */
   1332 #define E1000_CTRL_EXT_SWDPIO7	 0x00000800	/* SWDPIN 7 Input or output */
   1333 #define E1000_CTRL_EXT_ASDCHK	 0x00001000	/* Initiate an ASD sequence */
   1334 #define E1000_CTRL_EXT_EE_RST	 0x00002000	/* Reinitialize from EEPROM */
   1335 #define E1000_CTRL_EXT_IPS	 0x00004000	/* Invert Power State */
   1336 #define E1000_CTRL_EXT_SPD_BYPS  0x00008000	/* Speed Select Bypass */
   1337 #define E1000_CTRL_EXT_RO_DIS    0x00020000 /* Relaxed Ordering disable */
   1338 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
   1339 #define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
   1340 #define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
   1341 #define E1000_CTRL_EXT_WR_WMARK_MASK  0x03000000
   1342 #define E1000_CTRL_EXT_WR_WMARK_256   0x00000000
   1343 #define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
   1344 #define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
   1345 #define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
   1346 
   1347 /* MDI Control */
   1348 #define E1000_MDIC_DATA_MASK 0x0000FFFF
   1349 #define E1000_MDIC_REG_MASK  0x001F0000
   1350 #define E1000_MDIC_REG_SHIFT 16
   1351 #define E1000_MDIC_PHY_MASK  0x03E00000
   1352 #define E1000_MDIC_PHY_SHIFT 21
   1353 #define E1000_MDIC_OP_WRITE  0x04000000
   1354 #define E1000_MDIC_OP_READ   0x08000000
   1355 #define E1000_MDIC_READY     0x10000000
   1356 #define E1000_MDIC_INT_EN    0x20000000
   1357 #define E1000_MDIC_ERROR     0x40000000
   1358 
   1359 #define E1000_PHY_CTRL_SPD_EN                  0x00000001
   1360 #define E1000_PHY_CTRL_D0A_LPLU                0x00000002
   1361 #define E1000_PHY_CTRL_NOND0A_LPLU             0x00000004
   1362 #define E1000_PHY_CTRL_NOND0A_GBE_DISABLE      0x00000008
   1363 #define E1000_PHY_CTRL_GBE_DISABLE             0x00000040
   1364 #define E1000_PHY_CTRL_B2B_EN                  0x00000080
   1365 /* LED Control */
   1366 #define E1000_LEDCTL_LED0_MODE_MASK  0x0000000F
   1367 #define E1000_LEDCTL_LED0_MODE_SHIFT 0
   1368 #define E1000_LEDCTL_LED0_IVRT	     0x00000040
   1369 #define E1000_LEDCTL_LED0_BLINK      0x00000080
   1370 #define E1000_LEDCTL_LED1_MODE_MASK  0x00000F00
   1371 #define E1000_LEDCTL_LED1_MODE_SHIFT 8
   1372 #define E1000_LEDCTL_LED1_IVRT	     0x00004000
   1373 #define E1000_LEDCTL_LED1_BLINK      0x00008000
   1374 #define E1000_LEDCTL_LED2_MODE_MASK  0x000F0000
   1375 #define E1000_LEDCTL_LED2_MODE_SHIFT 16
   1376 #define E1000_LEDCTL_LED2_IVRT	     0x00400000
   1377 #define E1000_LEDCTL_LED2_BLINK      0x00800000
   1378 #define E1000_LEDCTL_LED3_MODE_MASK  0x0F000000
   1379 #define E1000_LEDCTL_LED3_MODE_SHIFT 24
   1380 #define E1000_LEDCTL_LED3_IVRT	     0x40000000
   1381 #define E1000_LEDCTL_LED3_BLINK      0x80000000
   1382 
   1383 #define E1000_LEDCTL_MODE_LINK_10_1000	0x0
   1384 #define E1000_LEDCTL_MODE_LINK_100_1000 0x1
   1385 #define E1000_LEDCTL_MODE_LINK_UP	0x2
   1386 #define E1000_LEDCTL_MODE_ACTIVITY	0x3
   1387 #define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
   1388 #define E1000_LEDCTL_MODE_LINK_10	0x5
   1389 #define E1000_LEDCTL_MODE_LINK_100	0x6
   1390 #define E1000_LEDCTL_MODE_LINK_1000	0x7
   1391 #define E1000_LEDCTL_MODE_PCIX_MODE	0x8
   1392 #define E1000_LEDCTL_MODE_FULL_DUPLEX	0x9
   1393 #define E1000_LEDCTL_MODE_COLLISION	0xA
   1394 #define E1000_LEDCTL_MODE_BUS_SPEED	0xB
   1395 #define E1000_LEDCTL_MODE_BUS_SIZE	0xC
   1396 #define E1000_LEDCTL_MODE_PAUSED	0xD
   1397 #define E1000_LEDCTL_MODE_LED_ON	0xE
   1398 #define E1000_LEDCTL_MODE_LED_OFF	0xF
   1399 
   1400 /* Receive Address */
   1401 #define E1000_RAH_AV  0x80000000	/* Receive descriptor valid */
   1402 
   1403 /* Interrupt Cause Read */
   1404 #define E1000_ICR_TXDW	  0x00000001	/* Transmit desc written back */
   1405 #define E1000_ICR_TXQE	  0x00000002	/* Transmit Queue empty */
   1406 #define E1000_ICR_LSC	  0x00000004	/* Link Status Change */
   1407 #define E1000_ICR_RXSEQ   0x00000008	/* rx sequence error */
   1408 #define E1000_ICR_RXDMT0  0x00000010	/* rx desc min. threshold (0) */
   1409 #define E1000_ICR_RXO	  0x00000040	/* rx overrun */
   1410 #define E1000_ICR_RXT0	  0x00000080	/* rx timer intr (ring 0) */
   1411 #define E1000_ICR_MDAC	  0x00000200	/* MDIO access complete */
   1412 #define E1000_ICR_RXCFG   0x00000400	/* RX /c/ ordered set */
   1413 #define E1000_ICR_GPI_EN0 0x00000800	/* GP Int 0 */
   1414 #define E1000_ICR_GPI_EN1 0x00001000	/* GP Int 1 */
   1415 #define E1000_ICR_GPI_EN2 0x00002000	/* GP Int 2 */
   1416 #define E1000_ICR_GPI_EN3 0x00004000	/* GP Int 3 */
   1417 #define E1000_ICR_TXD_LOW 0x00008000
   1418 #define E1000_ICR_SRPD	  0x00010000
   1419 
   1420 /* Interrupt Cause Set */
   1421 #define E1000_ICS_TXDW	  E1000_ICR_TXDW	/* Transmit desc written back */
   1422 #define E1000_ICS_TXQE	  E1000_ICR_TXQE	/* Transmit Queue empty */
   1423 #define E1000_ICS_LSC	  E1000_ICR_LSC	/* Link Status Change */
   1424 #define E1000_ICS_RXSEQ   E1000_ICR_RXSEQ	/* rx sequence error */
   1425 #define E1000_ICS_RXDMT0  E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1426 #define E1000_ICS_RXO	  E1000_ICR_RXO	/* rx overrun */
   1427 #define E1000_ICS_RXT0	  E1000_ICR_RXT0	/* rx timer intr */
   1428 #define E1000_ICS_MDAC	  E1000_ICR_MDAC	/* MDIO access complete */
   1429 #define E1000_ICS_RXCFG   E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1430 #define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0	/* GP Int 0 */
   1431 #define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1	/* GP Int 1 */
   1432 #define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2	/* GP Int 2 */
   1433 #define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3	/* GP Int 3 */
   1434 #define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW
   1435 #define E1000_ICS_SRPD	  E1000_ICR_SRPD
   1436 
   1437 /* Interrupt Mask Set */
   1438 #define E1000_IMS_TXDW	  E1000_ICR_TXDW	/* Transmit desc written back */
   1439 #define E1000_IMS_TXQE	  E1000_ICR_TXQE	/* Transmit Queue empty */
   1440 #define E1000_IMS_LSC	  E1000_ICR_LSC	/* Link Status Change */
   1441 #define E1000_IMS_RXSEQ   E1000_ICR_RXSEQ	/* rx sequence error */
   1442 #define E1000_IMS_RXDMT0  E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1443 #define E1000_IMS_RXO	  E1000_ICR_RXO	/* rx overrun */
   1444 #define E1000_IMS_RXT0	  E1000_ICR_RXT0	/* rx timer intr */
   1445 #define E1000_IMS_MDAC	  E1000_ICR_MDAC	/* MDIO access complete */
   1446 #define E1000_IMS_RXCFG   E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1447 #define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0	/* GP Int 0 */
   1448 #define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1	/* GP Int 1 */
   1449 #define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2	/* GP Int 2 */
   1450 #define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3	/* GP Int 3 */
   1451 #define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW
   1452 #define E1000_IMS_SRPD	  E1000_ICR_SRPD
   1453 
   1454 /* Interrupt Mask Clear */
   1455 #define E1000_IMC_TXDW	  E1000_ICR_TXDW	/* Transmit desc written back */
   1456 #define E1000_IMC_TXQE	  E1000_ICR_TXQE	/* Transmit Queue empty */
   1457 #define E1000_IMC_LSC	  E1000_ICR_LSC	/* Link Status Change */
   1458 #define E1000_IMC_RXSEQ   E1000_ICR_RXSEQ	/* rx sequence error */
   1459 #define E1000_IMC_RXDMT0  E1000_ICR_RXDMT0	/* rx desc min. threshold */
   1460 #define E1000_IMC_RXO	  E1000_ICR_RXO	/* rx overrun */
   1461 #define E1000_IMC_RXT0	  E1000_ICR_RXT0	/* rx timer intr */
   1462 #define E1000_IMC_MDAC	  E1000_ICR_MDAC	/* MDIO access complete */
   1463 #define E1000_IMC_RXCFG   E1000_ICR_RXCFG	/* RX /c/ ordered set */
   1464 #define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0	/* GP Int 0 */
   1465 #define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1	/* GP Int 1 */
   1466 #define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2	/* GP Int 2 */
   1467 #define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3	/* GP Int 3 */
   1468 #define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW
   1469 #define E1000_IMC_SRPD	  E1000_ICR_SRPD
   1470 
   1471 /* Receive Control */
   1472 #define E1000_RCTL_RST		0x00000001	/* Software reset */
   1473 #define E1000_RCTL_EN		0x00000002	/* enable */
   1474 #define E1000_RCTL_SBP		0x00000004	/* store bad packet */
   1475 #define E1000_RCTL_UPE		0x00000008	/* unicast promiscuous enable */
   1476 #define E1000_RCTL_MPE		0x00000010	/* multicast promiscuous enab */
   1477 #define E1000_RCTL_LPE		0x00000020	/* long packet enable */
   1478 #define E1000_RCTL_LBM_NO	0x00000000	/* no loopback mode */
   1479 #define E1000_RCTL_LBM_MAC	0x00000040	/* MAC loopback mode */
   1480 #define E1000_RCTL_LBM_SLP	0x00000080	/* serial link loopback mode */
   1481 #define E1000_RCTL_LBM_TCVR	0x000000C0	/* tcvr loopback mode */
   1482 #define E1000_RCTL_RDMTS_HALF	0x00000000	/* rx desc min threshold size */
   1483 #define E1000_RCTL_RDMTS_QUAT	0x00000100	/* rx desc min threshold size */
   1484 #define E1000_RCTL_RDMTS_EIGTH	0x00000200	/* rx desc min threshold size */
   1485 #define E1000_RCTL_MO_SHIFT	12	/* multicast offset shift */
   1486 #define E1000_RCTL_MO_0		0x00000000	/* multicast offset 11:0 */
   1487 #define E1000_RCTL_MO_1		0x00001000	/* multicast offset 12:1 */
   1488 #define E1000_RCTL_MO_2		0x00002000	/* multicast offset 13:2 */
   1489 #define E1000_RCTL_MO_3		0x00003000	/* multicast offset 15:4 */
   1490 #define E1000_RCTL_MDR		0x00004000	/* multicast desc ring 0 */
   1491 #define E1000_RCTL_BAM		0x00008000	/* broadcast enable */
   1492 /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
   1493 #define E1000_RCTL_SZ_2048	0x00000000	/* rx buffer size 2048 */
   1494 #define E1000_RCTL_SZ_1024	0x00010000	/* rx buffer size 1024 */
   1495 #define E1000_RCTL_SZ_512	0x00020000	/* rx buffer size 512 */
   1496 #define E1000_RCTL_SZ_256	0x00030000	/* rx buffer size 256 */
   1497 /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
   1498 #define E1000_RCTL_SZ_16384	0x00010000	/* rx buffer size 16384 */
   1499 #define E1000_RCTL_SZ_8192	0x00020000	/* rx buffer size 8192 */
   1500 #define E1000_RCTL_SZ_4096	0x00030000	/* rx buffer size 4096 */
   1501 #define E1000_RCTL_VFE		0x00040000	/* vlan filter enable */
   1502 #define E1000_RCTL_CFIEN	0x00080000	/* canonical form enable */
   1503 #define E1000_RCTL_CFI		0x00100000	/* canonical form indicator */
   1504 #define E1000_RCTL_DPF		0x00400000	/* discard pause frames */
   1505 #define E1000_RCTL_PMCF		0x00800000	/* pass MAC control frames */
   1506 #define E1000_RCTL_BSEX		0x02000000	/* Buffer size extension */
   1507 
   1508 /* SW_W_SYNC definitions */
   1509 #define E1000_SWFW_EEP_SM     0x0001
   1510 #define E1000_SWFW_PHY0_SM    0x0002
   1511 #define E1000_SWFW_PHY1_SM    0x0004
   1512 #define E1000_SWFW_MAC_CSR_SM 0x0008
   1513 
   1514 /* Receive Descriptor */
   1515 #define E1000_RDT_DELAY 0x0000ffff	/* Delay timer (1=1024us) */
   1516 #define E1000_RDT_FPDB	0x80000000	/* Flush descriptor block */
   1517 #define E1000_RDLEN_LEN 0x0007ff80	/* descriptor length */
   1518 #define E1000_RDH_RDH	0x0000ffff	/* receive descriptor head */
   1519 #define E1000_RDT_RDT	0x0000ffff	/* receive descriptor tail */
   1520 
   1521 /* Flow Control */
   1522 #define E1000_FCRTH_RTH  0x0000FFF8	/* Mask Bits[15:3] for RTH */
   1523 #define E1000_FCRTH_XFCE 0x80000000	/* External Flow Control Enable */
   1524 #define E1000_FCRTL_RTL  0x0000FFF8	/* Mask Bits[15:3] for RTL */
   1525 #define E1000_FCRTL_XONE 0x80000000	/* Enable XON frame transmission */
   1526 
   1527 /* Receive Descriptor Control */
   1528 #define E1000_RXDCTL_PTHRESH 0x0000003F	/* RXDCTL Prefetch Threshold */
   1529 #define E1000_RXDCTL_HTHRESH 0x00003F00	/* RXDCTL Host Threshold */
   1530 #define E1000_RXDCTL_WTHRESH 0x003F0000	/* RXDCTL Writeback Threshold */
   1531 #define E1000_RXDCTL_GRAN    0x01000000	/* RXDCTL Granularity */
   1532 #define E1000_RXDCTL_FULL_RX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
   1533 
   1534 /* Transmit Descriptor Control */
   1535 #define E1000_TXDCTL_PTHRESH 0x0000003F	/* TXDCTL Prefetch Threshold */
   1536 #define E1000_TXDCTL_HTHRESH 0x00003F00	/* TXDCTL Host Threshold */
   1537 #define E1000_TXDCTL_WTHRESH 0x003F0000	/* TXDCTL Writeback Threshold */
   1538 #define E1000_TXDCTL_GRAN    0x01000000	/* TXDCTL Granularity */
   1539 #define E1000_TXDCTL_LWTHRESH 0xFE000000	/* TXDCTL Low Threshold */
   1540 #define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
   1541 #define E1000_TXDCTL_COUNT_DESC 0x00400000 /* Enable the counting of desc.
   1542 					      still to be processed. */
   1543 
   1544 /* Transmit Configuration Word */
   1545 #define E1000_TXCW_FD	      0x00000020	/* TXCW full duplex */
   1546 #define E1000_TXCW_HD	      0x00000040	/* TXCW half duplex */
   1547 #define E1000_TXCW_PAUSE      0x00000080	/* TXCW sym pause request */
   1548 #define E1000_TXCW_ASM_DIR    0x00000100	/* TXCW astm pause direction */
   1549 #define E1000_TXCW_PAUSE_MASK 0x00000180	/* TXCW pause request mask */
   1550 #define E1000_TXCW_RF	      0x00003000	/* TXCW remote fault */
   1551 #define E1000_TXCW_NP	      0x00008000	/* TXCW next page */
   1552 #define E1000_TXCW_CW	      0x0000ffff	/* TxConfigWord mask */
   1553 #define E1000_TXCW_TXC	      0x40000000	/* Transmit Config control */
   1554 #define E1000_TXCW_ANE	      0x80000000	/* Auto-neg enable */
   1555 
   1556 /* Receive Configuration Word */
   1557 #define E1000_RXCW_CW	 0x0000ffff	/* RxConfigWord mask */
   1558 #define E1000_RXCW_NC	 0x04000000	/* Receive config no carrier */
   1559 #define E1000_RXCW_IV	 0x08000000	/* Receive config invalid */
   1560 #define E1000_RXCW_CC	 0x10000000	/* Receive config change */
   1561 #define E1000_RXCW_C	 0x20000000	/* Receive config */
   1562 #define E1000_RXCW_SYNCH 0x40000000	/* Receive config synch */
   1563 #define E1000_RXCW_ANC	 0x80000000	/* Auto-neg complete */
   1564 
   1565 /* Transmit Control */
   1566 #define E1000_TCTL_RST	  0x00000001	/* software reset */
   1567 #define E1000_TCTL_EN	  0x00000002	/* enable tx */
   1568 #define E1000_TCTL_BCE	  0x00000004	/* busy check enable */
   1569 #define E1000_TCTL_PSP	  0x00000008	/* pad short packets */
   1570 #define E1000_TCTL_CT	  0x00000ff0	/* collision threshold */
   1571 #define E1000_TCTL_COLD   0x003ff000	/* collision distance */
   1572 #define E1000_TCTL_SWXOFF 0x00400000	/* SW Xoff transmission */
   1573 #define E1000_TCTL_PBE	  0x00800000	/* Packet Burst Enable */
   1574 #define E1000_TCTL_RTLC   0x01000000	/* Re-transmit on late collision */
   1575 #define E1000_TCTL_NRTU   0x02000000	/* No Re-transmit on underrun */
   1576 #define E1000_TCTL_MULR   0x10000000    /* Multiple request support */
   1577 
   1578 /* Receive Checksum Control */
   1579 #define E1000_RXCSUM_PCSS_MASK 0x000000FF	/* Packet Checksum Start */
   1580 #define E1000_RXCSUM_IPOFL     0x00000100	/* IPv4 checksum offload */
   1581 #define E1000_RXCSUM_TUOFL     0x00000200	/* TCP / UDP checksum offload */
   1582 #define E1000_RXCSUM_IPV6OFL   0x00000400	/* IPv6 checksum offload */
   1583 
   1584 /* Definitions for power management and wakeup registers */
   1585 /* Wake Up Control */
   1586 #define E1000_WUC_APME	     0x00000001	/* APM Enable */
   1587 #define E1000_WUC_PME_EN     0x00000002	/* PME Enable */
   1588 #define E1000_WUC_PME_STATUS 0x00000004	/* PME Status */
   1589 #define E1000_WUC_APMPME     0x00000008	/* Assert PME on APM Wakeup */
   1590 
   1591 /* Wake Up Filter Control */
   1592 #define E1000_WUFC_LNKC 0x00000001	/* Link Status Change Wakeup Enable */
   1593 #define E1000_WUFC_MAG	0x00000002	/* Magic Packet Wakeup Enable */
   1594 #define E1000_WUFC_EX	0x00000004	/* Directed Exact Wakeup Enable */
   1595 #define E1000_WUFC_MC	0x00000008	/* Directed Multicast Wakeup Enable */
   1596 #define E1000_WUFC_BC	0x00000010	/* Broadcast Wakeup Enable */
   1597 #define E1000_WUFC_ARP	0x00000020	/* ARP Request Packet Wakeup Enable */
   1598 #define E1000_WUFC_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Enable */
   1599 #define E1000_WUFC_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Enable */
   1600 #define E1000_WUFC_FLX0 0x00010000	/* Flexible Filter 0 Enable */
   1601 #define E1000_WUFC_FLX1 0x00020000	/* Flexible Filter 1 Enable */
   1602 #define E1000_WUFC_FLX2 0x00040000	/* Flexible Filter 2 Enable */
   1603 #define E1000_WUFC_FLX3 0x00080000	/* Flexible Filter 3 Enable */
   1604 #define E1000_WUFC_ALL_FILTERS 0x000F00FF	/* Mask for all wakeup filters */
   1605 #define E1000_WUFC_FLX_OFFSET 16	/* Offset to the Flexible Filters bits */
   1606 #define E1000_WUFC_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
   1607 
   1608 /* Wake Up Status */
   1609 #define E1000_WUS_LNKC 0x00000001	/* Link Status Changed */
   1610 #define E1000_WUS_MAG  0x00000002	/* Magic Packet Received */
   1611 #define E1000_WUS_EX   0x00000004	/* Directed Exact Received */
   1612 #define E1000_WUS_MC   0x00000008	/* Directed Multicast Received */
   1613 #define E1000_WUS_BC   0x00000010	/* Broadcast Received */
   1614 #define E1000_WUS_ARP  0x00000020	/* ARP Request Packet Received */
   1615 #define E1000_WUS_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Received */
   1616 #define E1000_WUS_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Received */
   1617 #define E1000_WUS_FLX0 0x00010000	/* Flexible Filter 0 Match */
   1618 #define E1000_WUS_FLX1 0x00020000	/* Flexible Filter 1 Match */
   1619 #define E1000_WUS_FLX2 0x00040000	/* Flexible Filter 2 Match */
   1620 #define E1000_WUS_FLX3 0x00080000	/* Flexible Filter 3 Match */
   1621 #define E1000_WUS_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
   1622 
   1623 /* Management Control */
   1624 #define E1000_MANC_SMBUS_EN	 0x00000001	/* SMBus Enabled - RO */
   1625 #define E1000_MANC_ASF_EN	 0x00000002	/* ASF Enabled - RO */
   1626 #define E1000_MANC_R_ON_FORCE	 0x00000004	/* Reset on Force TCO - RO */
   1627 #define E1000_MANC_RMCP_EN	 0x00000100	/* Enable RCMP 026Fh Filtering */
   1628 #define E1000_MANC_0298_EN	 0x00000200	/* Enable RCMP 0298h Filtering */
   1629 #define E1000_MANC_IPV4_EN	 0x00000400	/* Enable IPv4 */
   1630 #define E1000_MANC_IPV6_EN	 0x00000800	/* Enable IPv6 */
   1631 #define E1000_MANC_SNAP_EN	 0x00001000	/* Accept LLC/SNAP */
   1632 #define E1000_MANC_ARP_EN	 0x00002000	/* Enable ARP Request Filtering */
   1633 #define E1000_MANC_NEIGHBOR_EN	 0x00004000	/* Enable Neighbor Discovery
   1634 						 * Filtering */
   1635 #define E1000_MANC_TCO_RESET	 0x00010000	/* TCO Reset Occurred */
   1636 #define E1000_MANC_RCV_TCO_EN	 0x00020000	/* Receive TCO Packets Enabled */
   1637 #define E1000_MANC_REPORT_STATUS 0x00040000	/* Status Reporting Enabled */
   1638 #define E1000_MANC_SMB_REQ	 0x01000000	/* SMBus Request */
   1639 #define E1000_MANC_SMB_GNT	 0x02000000	/* SMBus Grant */
   1640 #define E1000_MANC_SMB_CLK_IN	 0x04000000	/* SMBus Clock In */
   1641 #define E1000_MANC_SMB_DATA_IN	 0x08000000	/* SMBus Data In */
   1642 #define E1000_MANC_SMB_DATA_OUT  0x10000000	/* SMBus Data Out */
   1643 #define E1000_MANC_SMB_CLK_OUT	 0x20000000	/* SMBus Clock Out */
   1644 
   1645 #define E1000_MANC_SMB_DATA_OUT_SHIFT  28	/* SMBus Data Out Shift */
   1646 #define E1000_MANC_SMB_CLK_OUT_SHIFT   29	/* SMBus Clock Out Shift */
   1647 
   1648 /* Wake Up Packet Length */
   1649 #define E1000_WUPL_LENGTH_MASK 0x0FFF	/* Only the lower 12 bits are valid */
   1650 
   1651 #define E1000_MDALIGN	       4096
   1652 
   1653 /* EEPROM Commands */
   1654 #define EEPROM_READ_OPCODE  0x6	/* EERPOM read opcode */
   1655 #define EEPROM_WRITE_OPCODE 0x5	/* EERPOM write opcode */
   1656 #define EEPROM_ERASE_OPCODE 0x7	/* EERPOM erase opcode */
   1657 #define EEPROM_EWEN_OPCODE  0x13	/* EERPOM erase/write enable */
   1658 #define EEPROM_EWDS_OPCODE  0x10	/* EERPOM erast/write disable */
   1659 
   1660 /* Word definitions for ID LED Settings */
   1661 #define ID_LED_RESERVED_0000 0x0000
   1662 #define ID_LED_RESERVED_FFFF 0xFFFF
   1663 #define ID_LED_DEFAULT	     ((ID_LED_OFF1_ON2 << 12) | \
   1664 			      (ID_LED_OFF1_OFF2 << 8) | \
   1665 			      (ID_LED_DEF1_DEF2 << 4) | \
   1666 			      (ID_LED_DEF1_DEF2))
   1667 #define ID_LED_DEF1_DEF2     0x1
   1668 #define ID_LED_DEF1_ON2      0x2
   1669 #define ID_LED_DEF1_OFF2     0x3
   1670 #define ID_LED_ON1_DEF2      0x4
   1671 #define ID_LED_ON1_ON2	     0x5
   1672 #define ID_LED_ON1_OFF2      0x6
   1673 #define ID_LED_OFF1_DEF2     0x7
   1674 #define ID_LED_OFF1_ON2      0x8
   1675 #define ID_LED_OFF1_OFF2     0x9
   1676 
   1677 /* Mask bits for fields in Word 0x03 of the EEPROM */
   1678 #define EEPROM_COMPAT_SERVER 0x0400
   1679 #define EEPROM_COMPAT_CLIENT 0x0200
   1680 
   1681 /* Mask bits for fields in Word 0x0a of the EEPROM */
   1682 #define EEPROM_WORD0A_ILOS   0x0010
   1683 #define EEPROM_WORD0A_SWDPIO 0x01E0
   1684 #define EEPROM_WORD0A_LRST   0x0200
   1685 #define EEPROM_WORD0A_FD     0x0400
   1686 #define EEPROM_WORD0A_66MHZ  0x0800
   1687 
   1688 /* Mask bits for fields in Word 0x0f of the EEPROM */
   1689 #define EEPROM_WORD0F_PAUSE_MASK 0x3000
   1690 #define EEPROM_WORD0F_PAUSE	 0x1000
   1691 #define EEPROM_WORD0F_ASM_DIR	 0x2000
   1692 #define EEPROM_WORD0F_ANE	 0x0800
   1693 #define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
   1694 
   1695 /* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
   1696 #define EEPROM_SUM 0xBABA
   1697 
   1698 /* EEPROM Map defines (WORD OFFSETS)*/
   1699 #define EEPROM_NODE_ADDRESS_BYTE_0 0
   1700 #define EEPROM_PBA_BYTE_1	   8
   1701 
   1702 /* EEPROM Map Sizes (Byte Counts) */
   1703 #define PBA_SIZE 4
   1704 
   1705 /* Collision related configuration parameters */
   1706 #define E1000_COLLISION_THRESHOLD	0xF
   1707 #define E1000_CT_SHIFT			4
   1708 #define E1000_COLLISION_DISTANCE        63
   1709 #define E1000_COLLISION_DISTANCE_82542  64
   1710 #define E1000_FDX_COLLISION_DISTANCE	E1000_COLLISION_DISTANCE
   1711 #define E1000_HDX_COLLISION_DISTANCE	E1000_COLLISION_DISTANCE
   1712 #define E1000_GB_HDX_COLLISION_DISTANCE 512
   1713 #define E1000_COLD_SHIFT		12
   1714 
   1715 /* The number of Transmit and Receive Descriptors must be a multiple of 8 */
   1716 #define REQ_TX_DESCRIPTOR_MULTIPLE  8
   1717 #define REQ_RX_DESCRIPTOR_MULTIPLE  8
   1718 
   1719 /* Default values for the transmit IPG register */
   1720 #define DEFAULT_82542_TIPG_IPGT        10
   1721 #define DEFAULT_82543_TIPG_IPGT_FIBER  9
   1722 #define DEFAULT_82543_TIPG_IPGT_COPPER 8
   1723 
   1724 #define E1000_TIPG_IPGT_MASK  0x000003FF
   1725 #define E1000_TIPG_IPGR1_MASK 0x000FFC00
   1726 #define E1000_TIPG_IPGR2_MASK 0x3FF00000
   1727 
   1728 #define DEFAULT_82542_TIPG_IPGR1 2
   1729 #define DEFAULT_82543_TIPG_IPGR1 8
   1730 #define E1000_TIPG_IPGR1_SHIFT	10
   1731 
   1732 #define DEFAULT_82542_TIPG_IPGR2 10
   1733 #define DEFAULT_82543_TIPG_IPGR2 6
   1734 #define DEFAULT_80003ES2LAN_TIPG_IPGR2 7
   1735 #define E1000_TIPG_IPGR2_SHIFT	20
   1736 
   1737 #define E1000_TXDMAC_DPP 0x00000001
   1738 
   1739 /* Adaptive IFS defines */
   1740 #define TX_THRESHOLD_START     8
   1741 #define TX_THRESHOLD_INCREMENT 10
   1742 #define TX_THRESHOLD_DECREMENT 1
   1743 #define TX_THRESHOLD_STOP      190
   1744 #define TX_THRESHOLD_DISABLE   0
   1745 #define TX_THRESHOLD_TIMER_MS  10000
   1746 #define MIN_NUM_XMITS	       1000
   1747 #define IFS_MAX		       80
   1748 #define IFS_STEP	       10
   1749 #define IFS_MIN		       40
   1750 #define IFS_RATIO	       4
   1751 
   1752 /* PBA constants */
   1753 #define E1000_PBA_16K 0x0010	/* 16KB, default TX allocation */
   1754 #define E1000_PBA_24K 0x0018
   1755 #define E1000_PBA_38K 0x0026
   1756 #define E1000_PBA_40K 0x0028
   1757 #define E1000_PBA_48K 0x0030	/* 48KB, default RX allocation */
   1758 
   1759 /* Flow Control Constants */
   1760 #define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
   1761 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
   1762 #define FLOW_CONTROL_TYPE	  0x8808
   1763 
   1764 /* The historical defaults for the flow control values are given below. */
   1765 #define FC_DEFAULT_HI_THRESH	    (0x8000)	/* 32KB */
   1766 #define FC_DEFAULT_LO_THRESH	    (0x4000)	/* 16KB */
   1767 #define FC_DEFAULT_TX_TIMER	    (0x100)	/* ~130 us */
   1768 
   1769 /* Flow Control High-Watermark: 43464 bytes */
   1770 #define E1000_FC_HIGH_THRESH 0xA9C8
   1771 /* Flow Control Low-Watermark: 43456 bytes */
   1772 #define E1000_FC_LOW_THRESH 0xA9C0
   1773 /* Flow Control Pause Time: 858 usec */
   1774 #define E1000_FC_PAUSE_TIME 0x0680
   1775 
   1776 /* PCIX Config space */
   1777 #define PCIX_COMMAND_REGISTER	 0xE6
   1778 #define PCIX_STATUS_REGISTER_LO  0xE8
   1779 #define PCIX_STATUS_REGISTER_HI  0xEA
   1780 
   1781 #define PCIX_COMMAND_MMRBC_MASK      0x000C
   1782 #define PCIX_COMMAND_MMRBC_SHIFT     0x2
   1783 #define PCIX_STATUS_HI_MMRBC_MASK    0x0060
   1784 #define PCIX_STATUS_HI_MMRBC_SHIFT   0x5
   1785 #define PCIX_STATUS_HI_MMRBC_4K      0x3
   1786 #define PCIX_STATUS_HI_MMRBC_2K      0x2
   1787 
   1788 /* The number of bits that we need to shift right to move the "pause"
   1789  * bits from the EEPROM (bits 13:12) to the "pause" (bits 8:7) field
   1790  * in the TXCW register
   1791  */
   1792 #define PAUSE_SHIFT 5
   1793 
   1794 /* The number of bits that we need to shift left to move the "SWDPIO"
   1795  * bits from the EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field
   1796  * in the CTRL register
   1797  */
   1798 #define SWDPIO_SHIFT 17
   1799 
   1800 /* The number of bits that we need to shift left to move the "SWDPIO_EXT"
   1801  * bits from the EEPROM word F (bits 7:4) to the bits 11:8 of The
   1802  * Extended CTRL register.
   1803  * in the CTRL register
   1804  */
   1805 #define SWDPIO__EXT_SHIFT 4
   1806 
   1807 /* The number of bits that we need to shift left to move the "ILOS"
   1808  * bit from the EEPROM (bit 4) to the "ILOS" (bit 7) field
   1809  * in the CTRL register
   1810  */
   1811 #define ILOS_SHIFT  3
   1812 
   1813 #define RECEIVE_BUFFER_ALIGN_SIZE  (256)
   1814 
   1815 /* The number of milliseconds we wait for auto-negotiation to complete */
   1816 #define LINK_UP_TIMEOUT		    500
   1817 
   1818 #define E1000_TX_BUFFER_SIZE ((uint32_t)1514)
   1819 
   1820 /* The carrier extension symbol, as received by the NIC. */
   1821 #define CARRIER_EXTENSION   0x0F
   1822 
   1823 /* TBI_ACCEPT macro definition:
   1824  *
   1825  * This macro requires:
   1826  *	adapter = a pointer to struct e1000_hw
   1827  *	status = the 8 bit status field of the RX descriptor with EOP set
   1828  *	error = the 8 bit error field of the RX descriptor with EOP set
   1829  *	length = the sum of all the length fields of the RX descriptors that
   1830  *		 make up the current frame
   1831  *	last_byte = the last byte of the frame DMAed by the hardware
   1832  *	max_frame_length = the maximum frame length we want to accept.
   1833  *	min_frame_length = the minimum frame length we want to accept.
   1834  *
   1835  * This macro is a conditional that should be used in the interrupt
   1836  * handler's Rx processing routine when RxErrors have been detected.
   1837  *
   1838  * Typical use:
   1839  *  ...
   1840  *  if (TBI_ACCEPT) {
   1841  *	accept_frame = true;
   1842  *	e1000_tbi_adjust_stats(adapter, MacAddress);
   1843  *	frame_length--;
   1844  *  } else {
   1845  *	accept_frame = false;
   1846  *  }
   1847  *  ...
   1848  */
   1849 
   1850 #define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
   1851     ((adapter)->tbi_compatibility_on && \
   1852      (((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
   1853      ((last_byte) == CARRIER_EXTENSION) && \
   1854      (((status) & E1000_RXD_STAT_VP) ? \
   1855 	  (((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
   1856 	   ((length) <= ((adapter)->max_frame_size + 1))) : \
   1857 	  (((length) > (adapter)->min_frame_size) && \
   1858 	   ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
   1859 
   1860 /* Structures, enums, and macros for the PHY */
   1861 
   1862 /* Bit definitions for the Management Data IO (MDIO) and Management Data
   1863  * Clock (MDC) pins in the Device Control Register.
   1864  */
   1865 #define E1000_CTRL_PHY_RESET_DIR	E1000_CTRL_SWDPIO0
   1866 #define E1000_CTRL_PHY_RESET		E1000_CTRL_SWDPIN0
   1867 #define E1000_CTRL_MDIO_DIR		E1000_CTRL_SWDPIO2
   1868 #define E1000_CTRL_MDIO			E1000_CTRL_SWDPIN2
   1869 #define E1000_CTRL_MDC_DIR		E1000_CTRL_SWDPIO3
   1870 #define E1000_CTRL_MDC			E1000_CTRL_SWDPIN3
   1871 #define E1000_CTRL_PHY_RESET_DIR4	E1000_CTRL_EXT_SDP4_DIR
   1872 #define E1000_CTRL_PHY_RESET4		E1000_CTRL_EXT_SDP4_DATA
   1873 
   1874 /* PHY 1000 MII Register/Bit Definitions */
   1875 /* PHY Registers defined by IEEE */
   1876 #define PHY_CTRL			0x00	/* Control Register */
   1877 #define PHY_STATUS			0x01	/* Status Regiser */
   1878 #define PHY_ID1				0x02	/* Phy Id Reg (word 1) */
   1879 #define PHY_ID2				0x03	/* Phy Id Reg (word 2) */
   1880 #define PHY_AUTONEG_ADV		0x04	/* Autoneg Advertisement */
   1881 #define PHY_LP_ABILITY			0x05	/* Link Partner Ability (Base Page) */
   1882 #define PHY_AUTONEG_EXP		0x06	/* Autoneg Expansion Reg */
   1883 #define PHY_NEXT_PAGE_TX		0x07	/* Next Page TX */
   1884 #define PHY_LP_NEXT_PAGE		0x08	/* Link Partner Next Page */
   1885 #define PHY_1000T_CTRL			0x09	/* 1000Base-T Control Reg */
   1886 #define PHY_1000T_STATUS		0x0A	/* 1000Base-T Status Reg */
   1887 #define PHY_EXT_STATUS			0x0F	/* Extended Status Reg */
   1888 
   1889 /* M88E1000 Specific Registers */
   1890 #define M88E1000_PHY_SPEC_CTRL		0x10	/* PHY Specific Control Register */
   1891 #define M88E1000_PHY_SPEC_STATUS	0x11	/* PHY Specific Status Register */
   1892 #define M88E1000_INT_ENABLE		0x12	/* Interrupt Enable Register */
   1893 #define M88E1000_INT_STATUS		0x13	/* Interrupt Status Register */
   1894 #define M88E1000_EXT_PHY_SPEC_CTRL	0x14	/* Extended PHY Specific Control */
   1895 #define M88E1000_RX_ERR_CNTR		0x15	/* Receive Error Counter */
   1896 
   1897 #define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
   1898 #define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
   1899 
   1900 #define MAX_PHY_REG_ADDRESS		0x1F	/* 5 bit address bus (0-0x1F) */
   1901 
   1902 /* M88EC018 Rev 2 specific DownShift settings */
   1903 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
   1904 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_1X    0x0000
   1905 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_2X    0x0200
   1906 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_3X    0x0400
   1907 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_4X    0x0600
   1908 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
   1909 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_6X    0x0A00
   1910 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_7X    0x0C00
   1911 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_8X    0x0E00
   1912 
   1913 /* IGP01E1000 specifics */
   1914 #define IGP01E1000_IEEE_REGS_PAGE	0x0000
   1915 #define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
   1916 #define IGP01E1000_IEEE_FORCE_GIGA	0x0140
   1917 
   1918 /* IGP01E1000 Specific Registers */
   1919 #define IGP01E1000_PHY_PORT_CONFIG	0x10 /* PHY Specific Port Config Register */
   1920 #define IGP01E1000_PHY_PORT_STATUS	0x11 /* PHY Specific Status Register */
   1921 #define IGP01E1000_PHY_PORT_CTRL	0x12 /* PHY Specific Control Register */
   1922 #define IGP01E1000_PHY_LINK_HEALTH	0x13 /* PHY Link Health Register */
   1923 #define IGP01E1000_GMII_FIFO		0x14 /* GMII FIFO Register */
   1924 #define IGP01E1000_PHY_CHANNEL_QUALITY	0x15 /* PHY Channel Quality Register */
   1925 #define IGP02E1000_PHY_POWER_MGMT	0x19
   1926 #define IGP01E1000_PHY_PAGE_SELECT	0x1F /* PHY Page Select Core Register */
   1927 
   1928 /* IGP01E1000 AGC Registers - stores the cable length values*/
   1929 #define IGP01E1000_PHY_AGC_A        0x1172
   1930 #define IGP01E1000_PHY_AGC_B        0x1272
   1931 #define IGP01E1000_PHY_AGC_C        0x1472
   1932 #define IGP01E1000_PHY_AGC_D        0x1872
   1933 
   1934 /* IGP01E1000 Specific Port Config Register - R/W */
   1935 #define IGP01E1000_PSCFR_AUTO_MDIX_PAR_DETECT  0x0010
   1936 #define IGP01E1000_PSCFR_PRE_EN                0x0020
   1937 #define IGP01E1000_PSCFR_SMART_SPEED           0x0080
   1938 #define IGP01E1000_PSCFR_DISABLE_TPLOOPBACK    0x0100
   1939 #define IGP01E1000_PSCFR_DISABLE_JABBER        0x0400
   1940 #define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
   1941 /* IGP02E1000 AGC Registers for cable length values */
   1942 #define IGP02E1000_PHY_AGC_A        0x11B1
   1943 #define IGP02E1000_PHY_AGC_B        0x12B1
   1944 #define IGP02E1000_PHY_AGC_C        0x14B1
   1945 #define IGP02E1000_PHY_AGC_D        0x18B1
   1946 
   1947 #define IGP02E1000_PM_SPD                         0x0001  /* Smart Power Down */
   1948 #define IGP02E1000_PM_D3_LPLU                     0x0004  /* Enable LPLU in
   1949 							     non-D0a modes */
   1950 #define IGP02E1000_PM_D0_LPLU                     0x0002  /* Enable LPLU in
   1951 							     D0a mode */
   1952 
   1953 /* IGP01E1000 DSP Reset Register */
   1954 #define IGP01E1000_PHY_DSP_RESET   0x1F33
   1955 #define IGP01E1000_PHY_DSP_SET     0x1F71
   1956 #define IGP01E1000_PHY_DSP_FFE     0x1F35
   1957 
   1958 #define IGP01E1000_PHY_CHANNEL_NUM    4
   1959 #define IGP02E1000_PHY_CHANNEL_NUM    4
   1960 
   1961 #define IGP01E1000_PHY_AGC_PARAM_A    0x1171
   1962 #define IGP01E1000_PHY_AGC_PARAM_B    0x1271
   1963 #define IGP01E1000_PHY_AGC_PARAM_C    0x1471
   1964 #define IGP01E1000_PHY_AGC_PARAM_D    0x1871
   1965 
   1966 #define IGP01E1000_PHY_EDAC_MU_INDEX        0xC000
   1967 #define IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS 0x8000
   1968 
   1969 #define IGP01E1000_PHY_ANALOG_TX_STATE      0x2890
   1970 #define IGP01E1000_PHY_ANALOG_CLASS_A       0x2000
   1971 #define IGP01E1000_PHY_FORCE_ANALOG_ENABLE  0x0004
   1972 #define IGP01E1000_PHY_DSP_FFE_CM_CP        0x0069
   1973 
   1974 #define IGP01E1000_PHY_DSP_FFE_DEFAULT      0x002A
   1975 /* IGP01E1000 PCS Initialization register - stores the polarity status when
   1976  * speed = 1000 Mbps. */
   1977 #define IGP01E1000_PHY_PCS_INIT_REG  0x00B4
   1978 #define IGP01E1000_PHY_PCS_CTRL_REG  0x00B5
   1979 
   1980 #define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
   1981 
   1982 /* IGP01E1000 GMII FIFO Register */
   1983 #define IGP01E1000_GMII_FLEX_SPD               0x10 /* Enable flexible speed
   1984 							* on Link-Up */
   1985 #define IGP01E1000_GMII_SPD                    0x20 /* Enable SPD */
   1986 
   1987 /* IGP01E1000 Analog Register */
   1988 #define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
   1989 #define IGP01E1000_ANALOG_FUSE_STATUS             0x20D0
   1990 #define IGP01E1000_ANALOG_FUSE_CONTROL            0x20DC
   1991 #define IGP01E1000_ANALOG_FUSE_BYPASS             0x20DE
   1992 
   1993 #define IGP01E1000_ANALOG_FUSE_POLY_MASK            0xF000
   1994 #define IGP01E1000_ANALOG_FUSE_FINE_MASK            0x0F80
   1995 #define IGP01E1000_ANALOG_FUSE_COARSE_MASK          0x0070
   1996 #define IGP01E1000_ANALOG_SPARE_FUSE_ENABLED        0x0100
   1997 #define IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL    0x0002
   1998 
   1999 #define IGP01E1000_ANALOG_FUSE_COARSE_THRESH        0x0040
   2000 #define IGP01E1000_ANALOG_FUSE_COARSE_10            0x0010
   2001 #define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
   2002 #define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
   2003 
   2004 /* IGP01E1000 Specific Port Control Register - R/W */
   2005 #define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
   2006 #define IGP01E1000_PSCR_CORRECT_NC_SCMBLR      0x0200
   2007 #define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
   2008 #define IGP01E1000_PSCR_FLIP_CHIP              0x0800
   2009 #define IGP01E1000_PSCR_AUTO_MDIX              0x1000
   2010 #define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000 /* 0-MDI, 1-MDIX */
   2011 /* GG82563 PHY Specific Status Register (Page 0, Register 16 */
   2012 #define GG82563_PSCR_DISABLE_JABBER             0x0001 /* 1=Disable Jabber */
   2013 #define GG82563_PSCR_POLARITY_REVERSAL_DISABLE  0x0002 /* 1=Polarity Reversal
   2014 							  Disabled */
   2015 #define GG82563_PSCR_POWER_DOWN                 0x0004 /* 1=Power Down */
   2016 #define GG82563_PSCR_COPPER_TRANSMITER_DISABLE  0x0008 /* 1=Transmitter
   2017 							  Disabled */
   2018 #define GG82563_PSCR_CROSSOVER_MODE_MASK        0x0060
   2019 #define GG82563_PSCR_CROSSOVER_MODE_MDI         0x0000 /* 00=Manual MDI
   2020 							  configuration */
   2021 #define GG82563_PSCR_CROSSOVER_MODE_MDIX        0x0020 /* 01=Manual MDIX
   2022 							  configuration */
   2023 #define GG82563_PSCR_CROSSOVER_MODE_AUTO        0x0060 /* 11=Automatic
   2024 							  crossover */
   2025 #define GG82563_PSCR_ENALBE_EXTENDED_DISTANCE   0x0080 /* 1=Enable Extended
   2026 							  Distance */
   2027 #define GG82563_PSCR_ENERGY_DETECT_MASK         0x0300
   2028 #define GG82563_PSCR_ENERGY_DETECT_OFF          0x0000 /* 00,01=Off */
   2029 #define GG82563_PSCR_ENERGY_DETECT_RX           0x0200 /* 10=Sense on Rx only
   2030 							  (Energy Detect) */
   2031 #define GG82563_PSCR_ENERGY_DETECT_RX_TM        0x0300 /* 11=Sense and Tx NLP */
   2032 #define GG82563_PSCR_FORCE_LINK_GOOD            0x0400 /* 1=Force Link Good */
   2033 #define GG82563_PSCR_DOWNSHIFT_ENABLE           0x0800 /* 1=Enable Downshift */
   2034 #define GG82563_PSCR_DOWNSHIFT_COUNTER_MASK     0x7000
   2035 #define GG82563_PSCR_DOWNSHIFT_COUNTER_SHIFT    12
   2036 
   2037 /* PHY Specific Status Register (Page 0, Register 17) */
   2038 #define GG82563_PSSR_JABBER                0x0001 /* 1=Jabber */
   2039 #define GG82563_PSSR_POLARITY              0x0002 /* 1=Polarity Reversed */
   2040 #define GG82563_PSSR_LINK                  0x0008 /* 1=Link is Up */
   2041 #define GG82563_PSSR_ENERGY_DETECT         0x0010 /* 1=Sleep, 0=Active */
   2042 #define GG82563_PSSR_DOWNSHIFT             0x0020 /* 1=Downshift */
   2043 #define GG82563_PSSR_CROSSOVER_STATUS      0x0040 /* 1=MDIX, 0=MDI */
   2044 #define GG82563_PSSR_RX_PAUSE_ENABLED      0x0100 /* 1=Receive Pause Enabled */
   2045 #define GG82563_PSSR_TX_PAUSE_ENABLED      0x0200 /* 1=Transmit Pause Enabled */
   2046 #define GG82563_PSSR_LINK_UP               0x0400 /* 1=Link Up */
   2047 #define GG82563_PSSR_SPEED_DUPLEX_RESOLVED 0x0800 /* 1=Resolved */
   2048 #define GG82563_PSSR_PAGE_RECEIVED         0x1000 /* 1=Page Received */
   2049 #define GG82563_PSSR_DUPLEX                0x2000 /* 1-Full-Duplex */
   2050 #define GG82563_PSSR_SPEED_MASK            0xC000
   2051 #define GG82563_PSSR_SPEED_10MBPS          0x0000 /* 00=10Mbps */
   2052 #define GG82563_PSSR_SPEED_100MBPS         0x4000 /* 01=100Mbps */
   2053 #define GG82563_PSSR_SPEED_1000MBPS        0x8000 /* 10=1000Mbps */
   2054 
   2055 /* PHY Specific Status Register 2 (Page 0, Register 19) */
   2056 #define GG82563_PSSR2_JABBER                0x0001 /* 1=Jabber */
   2057 #define GG82563_PSSR2_POLARITY_CHANGED      0x0002 /* 1=Polarity Changed */
   2058 #define GG82563_PSSR2_ENERGY_DETECT_CHANGED 0x0010 /* 1=Energy Detect Changed */
   2059 #define GG82563_PSSR2_DOWNSHIFT_INTERRUPT   0x0020 /* 1=Downshift Detected */
   2060 #define GG82563_PSSR2_MDI_CROSSOVER_CHANGE  0x0040 /* 1=Crossover Changed */
   2061 #define GG82563_PSSR2_FALSE_CARRIER         0x0100 /* 1=false Carrier */
   2062 #define GG82563_PSSR2_SYMBOL_ERROR          0x0200 /* 1=Symbol Error */
   2063 #define GG82563_PSSR2_LINK_STATUS_CHANGED   0x0400 /* 1=Link Status Changed */
   2064 #define GG82563_PSSR2_AUTO_NEG_COMPLETED    0x0800 /* 1=Auto-Neg Completed */
   2065 #define GG82563_PSSR2_PAGE_RECEIVED         0x1000 /* 1=Page Received */
   2066 #define GG82563_PSSR2_DUPLEX_CHANGED        0x2000 /* 1=Duplex Changed */
   2067 #define GG82563_PSSR2_SPEED_CHANGED         0x4000 /* 1=Speed Changed */
   2068 #define GG82563_PSSR2_AUTO_NEG_ERROR        0x8000 /* 1=Auto-Neg Error */
   2069 
   2070 /* PHY Specific Control Register 2 (Page 0, Register 26) */
   2071 #define GG82563_PSCR2_10BT_POLARITY_FORCE           0x0002 /* 1=Force Negative
   2072 							      Polarity */
   2073 #define GG82563_PSCR2_1000MB_TEST_SELECT_MASK       0x000C
   2074 #define GG82563_PSCR2_1000MB_TEST_SELECT_NORMAL     0x0000 /* 00,01=Normal
   2075 							      Operation */
   2076 #define GG82563_PSCR2_1000MB_TEST_SELECT_112NS      0x0008 /* 10=Select 112ns
   2077 							      Sequence */
   2078 #define GG82563_PSCR2_1000MB_TEST_SELECT_16NS       0x000C /* 11=Select 16ns
   2079 							      Sequence */
   2080 #define GG82563_PSCR2_REVERSE_AUTO_NEG              0x2000 /* 1=Reverse
   2081 							Auto-Negotiation */
   2082 #define GG82563_PSCR2_1000BT_DISABLE                0x4000 /* 1=Disable
   2083 							      1000BASE-T */
   2084 #define GG82563_PSCR2_TRANSMITER_TYPE_MASK          0x8000
   2085 #define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_B      0x0000 /* 0=Class B */
   2086 #define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_A      0x8000 /* 1=Class A */
   2087 
   2088 /* MAC Specific Control Register (Page 2, Register 21) */
   2089 /* Tx clock speed for Link Down and 1000BASE-T for the following speeds */
   2090 #define GG82563_MSCR_TX_CLK_MASK                    0x0007
   2091 #define GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ           0x0004
   2092 #define GG82563_MSCR_TX_CLK_100MBPS_25MHZ           0x0005
   2093 #define GG82563_MSCR_TX_CLK_1000MBPS_2_5MHZ         0x0006
   2094 #define GG82563_MSCR_TX_CLK_1000MBPS_25MHZ          0x0007
   2095 
   2096 #define GG82563_MSCR_ASSERT_CRS_ON_TX               0x0010 /* 1=Assert */
   2097 
   2098 /* DSP Distance Register (Page 5, Register 26) */
   2099 #define GG82563_DSPD_CABLE_LENGTH               0x0007 /* 0 = <50M;
   2100 							  1 = 50-80M;
   2101 							  2 = 80-110M;
   2102 							  3 = 110-140M;
   2103 							  4 = >140M */
   2104 
   2105 /* Kumeran Mode Control Register (Page 193, Register 16) */
   2106 #define GG82563_KMCR_PHY_LEDS_EN                    0x0020 /* 1=PHY LEDs,
   2107 							0=Kumeran Inband LEDs */
   2108 #define GG82563_KMCR_FORCE_LINK_UP                  0x0040 /* 1=Force Link Up */
   2109 #define GG82563_KMCR_SUPPRESS_SGMII_EPD_EXT         0x0080
   2110 #define GG82563_KMCR_MDIO_BUS_SPEED_SELECT_MASK     0x0400
   2111 #define GG82563_KMCR_MDIO_BUS_SPEED_SELECT          0x0400 /* 1=6.25MHz,
   2112 							      0=0.8MHz */
   2113 #define GG82563_KMCR_PASS_FALSE_CARRIER             0x0800
   2114 
   2115 /* Power Management Control Register (Page 193, Register 20) */
   2116 #define GG82563_PMCR_ENABLE_ELECTRICAL_IDLE    0x0001 /* 1=Enalbe SERDES
   2117 						Electrical Idle */
   2118 #define GG82563_PMCR_DISABLE_PORT              0x0002 /* 1=Disable Port */
   2119 #define GG82563_PMCR_DISABLE_SERDES            0x0004 /* 1=Disable SERDES */
   2120 #define GG82563_PMCR_REVERSE_AUTO_NEG          0x0008 /* 1=Enable Reverse
   2121 						Auto-Negotiation */
   2122 #define GG82563_PMCR_DISABLE_1000_NON_D0       0x0010 /* 1=Disable 1000Mbps
   2123 							 Auto-Neg in non D0 */
   2124 #define GG82563_PMCR_DISABLE_1000              0x0020 /* 1=Disable 1000Mbps
   2125 							 Auto-Neg Always */
   2126 #define GG82563_PMCR_REVERSE_AUTO_NEG_D0A      0x0040 /* 1=Enable D0a
   2127 						Reverse Auto-Negotiation */
   2128 #define GG82563_PMCR_FORCE_POWER_STATE         0x0080 /* 1=Force Power State */
   2129 #define GG82563_PMCR_PROGRAMMED_POWER_STATE_MASK    0x0300
   2130 #define GG82563_PMCR_PROGRAMMED_POWER_STATE_DR      0x0000 /* 00=Dr */
   2131 #define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0U     0x0100 /* 01=D0u */
   2132 #define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0A     0x0200 /* 10=D0a */
   2133 #define GG82563_PMCR_PROGRAMMED_POWER_STATE_D3      0x0300 /* 11=D3 */
   2134 
   2135 /* In-Band Control Register (Page 194, Register 18) */
   2136 #define GG82563_ICR_DIS_PADDING		0x0010 /* Disable Padding Use */
   2137 
   2138 
   2139 /* Bits...
   2140  * 15-5: page
   2141  * 4-0: register offset
   2142  */
   2143 #define GG82563_PAGE_SHIFT        5
   2144 #define GG82563_REG(page, reg)    \
   2145 	(((page) << GG82563_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
   2146 #define GG82563_MIN_ALT_REG       30
   2147 
   2148 /* GG82563 Specific Registers */
   2149 #define GG82563_PHY_SPEC_CTRL           \
   2150 	GG82563_REG(0, 16) /* PHY Specific Control */
   2151 #define GG82563_PHY_SPEC_STATUS         \
   2152 	GG82563_REG(0, 17) /* PHY Specific Status */
   2153 #define GG82563_PHY_INT_ENABLE          \
   2154 	GG82563_REG(0, 18) /* Interrupt Enable */
   2155 #define GG82563_PHY_SPEC_STATUS_2       \
   2156 	GG82563_REG(0, 19) /* PHY Specific Status 2 */
   2157 #define GG82563_PHY_RX_ERR_CNTR         \
   2158 	GG82563_REG(0, 21) /* Receive Error Counter */
   2159 #define GG82563_PHY_PAGE_SELECT         \
   2160 	GG82563_REG(0, 22) /* Page Select */
   2161 #define GG82563_PHY_SPEC_CTRL_2         \
   2162 	GG82563_REG(0, 26) /* PHY Specific Control 2 */
   2163 #define GG82563_PHY_PAGE_SELECT_ALT     \
   2164 	GG82563_REG(0, 29) /* Alternate Page Select */
   2165 #define GG82563_PHY_TEST_CLK_CTRL       \
   2166 	GG82563_REG(0, 30) /* Test Clock Control (use reg. 29 to select) */
   2167 
   2168 #define GG82563_PHY_MAC_SPEC_CTRL       \
   2169 	GG82563_REG(2, 21) /* MAC Specific Control Register */
   2170 #define GG82563_PHY_MAC_SPEC_CTRL_2     \
   2171 	GG82563_REG(2, 26) /* MAC Specific Control 2 */
   2172 
   2173 #define GG82563_PHY_DSP_DISTANCE    \
   2174 	GG82563_REG(5, 26) /* DSP Distance */
   2175 
   2176 /* Page 193 - Port Control Registers */
   2177 #define GG82563_PHY_KMRN_MODE_CTRL   \
   2178 	GG82563_REG(193, 16) /* Kumeran Mode Control */
   2179 #define GG82563_PHY_PORT_RESET          \
   2180 	GG82563_REG(193, 17) /* Port Reset */
   2181 #define GG82563_PHY_REVISION_ID         \
   2182 	GG82563_REG(193, 18) /* Revision ID */
   2183 #define GG82563_PHY_DEVICE_ID           \
   2184 	GG82563_REG(193, 19) /* Device ID */
   2185 #define GG82563_PHY_PWR_MGMT_CTRL       \
   2186 	GG82563_REG(193, 20) /* Power Management Control */
   2187 #define GG82563_PHY_RATE_ADAPT_CTRL     \
   2188 	GG82563_REG(193, 25) /* Rate Adaptation Control */
   2189 
   2190 /* Page 194 - KMRN Registers */
   2191 #define GG82563_PHY_KMRN_FIFO_CTRL_STAT \
   2192 	GG82563_REG(194, 16) /* FIFO's Control/Status */
   2193 #define GG82563_PHY_KMRN_CTRL           \
   2194 	GG82563_REG(194, 17) /* Control */
   2195 #define GG82563_PHY_INBAND_CTRL         \
   2196 	GG82563_REG(194, 18) /* Inband Control */
   2197 #define GG82563_PHY_KMRN_DIAGNOSTIC     \
   2198 	GG82563_REG(194, 19) /* Diagnostic */
   2199 #define GG82563_PHY_ACK_TIMEOUTS        \
   2200 	GG82563_REG(194, 20) /* Acknowledge Timeouts */
   2201 #define GG82563_PHY_ADV_ABILITY         \
   2202 	GG82563_REG(194, 21) /* Advertised Ability */
   2203 #define GG82563_PHY_LINK_PARTNER_ADV_ABILITY \
   2204 	GG82563_REG(194, 23) /* Link Partner Advertised Ability */
   2205 #define GG82563_PHY_ADV_NEXT_PAGE       \
   2206 	GG82563_REG(194, 24) /* Advertised Next Page */
   2207 #define GG82563_PHY_LINK_PARTNER_ADV_NEXT_PAGE \
   2208 	GG82563_REG(194, 25) /* Link Partner Advertised Next page */
   2209 #define GG82563_PHY_KMRN_MISC           \
   2210 	GG82563_REG(194, 26) /* Misc. */
   2211 
   2212 /* PHY Control Register */
   2213 #define MII_CR_SPEED_SELECT_MSB		0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
   2214 #define MII_CR_COLL_TEST_ENABLE		0x0080	/* Collision test enable */
   2215 #define MII_CR_FULL_DUPLEX		0x0100	/* FDX =1, half duplex =0 */
   2216 #define MII_CR_RESTART_AUTO_NEG		0x0200	/* Restart auto negotiation */
   2217 #define MII_CR_ISOLATE			0x0400	/* Isolate PHY from MII */
   2218 #define MII_CR_POWER_DOWN		0x0800	/* Power down */
   2219 #define MII_CR_AUTO_NEG_EN		0x1000	/* Auto Neg Enable */
   2220 #define MII_CR_SPEED_SELECT_LSB		0x2000	/* bits 6,13: 10=1000, 01=100, 00=10 */
   2221 #define MII_CR_LOOPBACK			0x4000	/* 0 = normal, 1 = loopback */
   2222 #define MII_CR_RESET			0x8000	/* 0 = normal, 1 = PHY reset */
   2223 
   2224 /* PHY Status Register */
   2225 #define MII_SR_EXTENDED_CAPS		0x0001	/* Extended register capabilities */
   2226 #define MII_SR_JABBER_DETECT		0x0002	/* Jabber Detected */
   2227 #define MII_SR_LINK_STATUS		0x0004	/* Link Status 1 = link */
   2228 #define MII_SR_AUTONEG_CAPS		0x0008	/* Auto Neg Capable */
   2229 #define MII_SR_REMOTE_FAULT		0x0010	/* Remote Fault Detect */
   2230 #define MII_SR_AUTONEG_COMPLETE		0x0020	/* Auto Neg Complete */
   2231 #define MII_SR_PREAMBLE_SUPPRESS	0x0040	/* Preamble may be suppressed */
   2232 #define MII_SR_EXTENDED_STATUS		0x0100	/* Ext. status info in Reg 0x0F */
   2233 #define MII_SR_100T2_HD_CAPS		0x0200	/* 100T2 Half Duplex Capable */
   2234 #define MII_SR_100T2_FD_CAPS		0x0400	/* 100T2 Full Duplex Capable */
   2235 #define MII_SR_10T_HD_CAPS		0x0800	/* 10T	 Half Duplex Capable */
   2236 #define MII_SR_10T_FD_CAPS		0x1000	/* 10T	 Full Duplex Capable */
   2237 #define MII_SR_100X_HD_CAPS		0x2000	/* 100X  Half Duplex Capable */
   2238 #define MII_SR_100X_FD_CAPS		0x4000	/* 100X  Full Duplex Capable */
   2239 #define MII_SR_100T4_CAPS		0x8000	/* 100T4 Capable */
   2240 
   2241 /* Autoneg Advertisement Register */
   2242 #define NWAY_AR_SELECTOR_FIELD		0x0001	/* indicates IEEE 802.3 CSMA/CD */
   2243 #define NWAY_AR_10T_HD_CAPS		0x0020	/* 10T	 Half Duplex Capable */
   2244 #define NWAY_AR_10T_FD_CAPS		0x0040	/* 10T	 Full Duplex Capable */
   2245 #define NWAY_AR_100TX_HD_CAPS		0x0080	/* 100TX Half Duplex Capable */
   2246 #define NWAY_AR_100TX_FD_CAPS		0x0100	/* 100TX Full Duplex Capable */
   2247 #define NWAY_AR_100T4_CAPS		0x0200	/* 100T4 Capable */
   2248 #define NWAY_AR_PAUSE			0x0400	/* Pause operation desired */
   2249 #define NWAY_AR_ASM_DIR		0x0800	/* Asymmetric Pause Direction bit */
   2250 #define NWAY_AR_REMOTE_FAULT		0x2000	/* Remote Fault detected */
   2251 #define NWAY_AR_NEXT_PAGE		0x8000	/* Next Page ability supported */
   2252 
   2253 /* Link Partner Ability Register (Base Page) */
   2254 #define NWAY_LPAR_SELECTOR_FIELD	0x0000	/* LP protocol selector field */
   2255 #define NWAY_LPAR_10T_HD_CAPS		0x0020	/* LP is 10T   Half Duplex Capable */
   2256 #define NWAY_LPAR_10T_FD_CAPS		0x0040	/* LP is 10T   Full Duplex Capable */
   2257 #define NWAY_LPAR_100TX_HD_CAPS	0x0080	/* LP is 100TX Half Duplex Capable */
   2258 #define NWAY_LPAR_100TX_FD_CAPS	0x0100	/* LP is 100TX Full Duplex Capable */
   2259 #define NWAY_LPAR_100T4_CAPS		0x0200	/* LP is 100T4 Capable */
   2260 #define NWAY_LPAR_PAUSE			0x0400	/* LP Pause operation desired */
   2261 #define NWAY_LPAR_ASM_DIR		0x0800	/* LP Asymmetric Pause Direction bit */
   2262 #define NWAY_LPAR_REMOTE_FAULT		0x2000	/* LP has detected Remote Fault */
   2263 #define NWAY_LPAR_ACKNOWLEDGE		0x4000	/* LP has rx'd link code word */
   2264 #define NWAY_LPAR_NEXT_PAGE		0x8000	/* Next Page ability supported */
   2265 
   2266 /* Autoneg Expansion Register */
   2267 #define NWAY_ER_LP_NWAY_CAPS		0x0001	/* LP has Auto Neg Capability */
   2268 #define NWAY_ER_PAGE_RXD		0x0002	/* LP is 10T   Half Duplex Capable */
   2269 #define NWAY_ER_NEXT_PAGE_CAPS		0x0004	/* LP is 10T   Full Duplex Capable */
   2270 #define NWAY_ER_LP_NEXT_PAGE_CAPS	0x0008	/* LP is 100TX Half Duplex Capable */
   2271 #define NWAY_ER_PAR_DETECT_FAULT	0x0100	/* LP is 100TX Full Duplex Capable */
   2272 
   2273 /* Next Page TX Register */
   2274 #define NPTX_MSG_CODE_FIELD		0x0001	/* NP msg code or unformatted data */
   2275 #define NPTX_TOGGLE			0x0800	/* Toggles between exchanges
   2276 						 * of different NP
   2277 						 */
   2278 #define NPTX_ACKNOWLDGE2		0x1000	/* 1 = will comply with msg
   2279 						 * 0 = cannot comply with msg
   2280 						 */
   2281 #define NPTX_MSG_PAGE			0x2000	/* formatted(1)/unformatted(0) pg */
   2282 #define NPTX_NEXT_PAGE			0x8000	/* 1 = addition NP will follow
   2283 						 * 0 = sending last NP
   2284 						 */
   2285 
   2286 /* Link Partner Next Page Register */
   2287 #define LP_RNPR_MSG_CODE_FIELD		0x0001	/* NP msg code or unformatted data */
   2288 #define LP_RNPR_TOGGLE			0x0800	/* Toggles between exchanges
   2289 						 * of different NP
   2290 						 */
   2291 #define LP_RNPR_ACKNOWLDGE2		0x1000	/* 1 = will comply with msg
   2292 						 * 0 = cannot comply with msg
   2293 						 */
   2294 #define LP_RNPR_MSG_PAGE		0x2000	/* formatted(1)/unformatted(0) pg */
   2295 #define LP_RNPR_ACKNOWLDGE		0x4000	/* 1 = ACK / 0 = NO ACK */
   2296 #define LP_RNPR_NEXT_PAGE		0x8000	/* 1 = addition NP will follow
   2297 						 * 0 = sending last NP
   2298 						 */
   2299 
   2300 /* 1000BASE-T Control Register */
   2301 #define CR_1000T_ASYM_PAUSE		0x0080	/* Advertise asymmetric pause bit */
   2302 #define CR_1000T_HD_CAPS		0x0100	/* Advertise 1000T HD capability */
   2303 #define CR_1000T_FD_CAPS		0x0200	/* Advertise 1000T FD capability  */
   2304 #define CR_1000T_REPEATER_DTE		0x0400	/* 1=Repeater/switch device port */
   2305 						/* 0=DTE device */
   2306 #define CR_1000T_MS_VALUE		0x0800	/* 1=Configure PHY as Master */
   2307 						/* 0=Configure PHY as Slave */
   2308 #define CR_1000T_MS_ENABLE		0x1000	/* 1=Master/Slave manual config value */
   2309 						/* 0=Automatic Master/Slave config */
   2310 #define CR_1000T_TEST_MODE_NORMAL	0x0000	/* Normal Operation */
   2311 #define CR_1000T_TEST_MODE_1		0x2000	/* Transmit Waveform test */
   2312 #define CR_1000T_TEST_MODE_2		0x4000	/* Master Transmit Jitter test */
   2313 #define CR_1000T_TEST_MODE_3		0x6000	/* Slave Transmit Jitter test */
   2314 #define CR_1000T_TEST_MODE_4		0x8000	/* Transmitter Distortion test */
   2315 
   2316 /* 1000BASE-T Status Register */
   2317 #define SR_1000T_IDLE_ERROR_CNT	0x00FF	/* Num idle errors since last read */
   2318 #define SR_1000T_ASYM_PAUSE_DIR	0x0100	/* LP asymmetric pause direction bit */
   2319 #define SR_1000T_LP_HD_CAPS		0x0400	/* LP is 1000T HD capable */
   2320 #define SR_1000T_LP_FD_CAPS		0x0800	/* LP is 1000T FD capable */
   2321 #define SR_1000T_REMOTE_RX_STATUS	0x1000	/* Remote receiver OK */
   2322 #define SR_1000T_LOCAL_RX_STATUS	0x2000	/* Local receiver OK */
   2323 #define SR_1000T_MS_CONFIG_RES		0x4000	/* 1=Local TX is Master, 0=Slave */
   2324 #define SR_1000T_MS_CONFIG_FAULT	0x8000	/* Master/Slave config fault */
   2325 #define SR_1000T_REMOTE_RX_STATUS_SHIFT 12
   2326 #define SR_1000T_LOCAL_RX_STATUS_SHIFT	13
   2327 
   2328 /* Extended Status Register */
   2329 #define IEEE_ESR_1000T_HD_CAPS		0x1000	/* 1000T HD capable */
   2330 #define IEEE_ESR_1000T_FD_CAPS		0x2000	/* 1000T FD capable */
   2331 #define IEEE_ESR_1000X_HD_CAPS		0x4000	/* 1000X HD capable */
   2332 #define IEEE_ESR_1000X_FD_CAPS		0x8000	/* 1000X FD capable */
   2333 
   2334 #define PHY_TX_POLARITY_MASK		0x0100	/* register 10h bit 8 (polarity bit) */
   2335 #define PHY_TX_NORMAL_POLARITY		0	/* register 10h bit 8 (normal polarity) */
   2336 
   2337 #define AUTO_POLARITY_DISABLE		0x0010	/* register 11h bit 4 */
   2338 						/* (0=enable, 1=disable) */
   2339 
   2340 /* M88E1000 PHY Specific Control Register */
   2341 #define M88E1000_PSCR_JABBER_DISABLE	0x0001	/* 1=Jabber Function disabled */
   2342 #define M88E1000_PSCR_POLARITY_REVERSAL 0x0002	/* 1=Polarity Reversal enabled */
   2343 #define M88E1000_PSCR_SQE_TEST		0x0004	/* 1=SQE Test enabled */
   2344 #define M88E1000_PSCR_CLK125_DISABLE	0x0010	/* 1=CLK125 low,
   2345 						 * 0=CLK125 toggling
   2346 						 */
   2347 #define M88E1000_PSCR_MDI_MANUAL_MODE	0x0000	/* MDI Crossover Mode bits 6:5 */
   2348 						/* Manual MDI configuration */
   2349 #define M88E1000_PSCR_MDIX_MANUAL_MODE	0x0020	/* Manual MDIX configuration */
   2350 #define M88E1000_PSCR_AUTO_X_1000T	0x0040	/* 1000BASE-T: Auto crossover,
   2351 						 *  100BASE-TX/10BASE-T:
   2352 						 *  MDI Mode
   2353 						 */
   2354 #define M88E1000_PSCR_AUTO_X_MODE	0x0060	/* Auto crossover enabled
   2355 						 * all speeds.
   2356 						 */
   2357 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
   2358 						/* 1=Enable Extended 10BASE-T distance
   2359 						 * (Lower 10BASE-T RX Threshold)
   2360 						 * 0=Normal 10BASE-T RX Threshold */
   2361 #define M88E1000_PSCR_MII_5BIT_ENABLE	0x0100
   2362 						/* 1=5-Bit interface in 100BASE-TX
   2363 						 * 0=MII interface in 100BASE-TX */
   2364 #define M88E1000_PSCR_SCRAMBLER_DISABLE 0x0200	/* 1=Scrambler disable */
   2365 #define M88E1000_PSCR_FORCE_LINK_GOOD	0x0400	/* 1=Force link good */
   2366 #define M88E1000_PSCR_ASSERT_CRS_ON_TX	0x0800	/* 1=Assert CRS on Transmit */
   2367 
   2368 #define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT	 1
   2369 #define M88E1000_PSCR_AUTO_X_MODE_SHIFT		 5
   2370 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
   2371 
   2372 /* M88E1000 PHY Specific Status Register */
   2373 #define M88E1000_PSSR_JABBER		0x0001	/* 1=Jabber */
   2374 #define M88E1000_PSSR_REV_POLARITY	0x0002	/* 1=Polarity reversed */
   2375 #define M88E1000_PSSR_MDIX		0x0040	/* 1=MDIX; 0=MDI */
   2376 #define M88E1000_PSSR_CABLE_LENGTH	0x0380	/* 0=<50M;1=50-80M;2=80-110M;
   2377 						 * 3=110-140M;4=>140M */
   2378 #define M88E1000_PSSR_LINK		0x0400	/* 1=Link up, 0=Link down */
   2379 #define M88E1000_PSSR_SPD_DPLX_RESOLVED 0x0800	/* 1=Speed & Duplex resolved */
   2380 #define M88E1000_PSSR_PAGE_RCVD		0x1000	/* 1=Page received */
   2381 #define M88E1000_PSSR_DPLX		0x2000	/* 1=Duplex 0=Half Duplex */
   2382 #define M88E1000_PSSR_SPEED		0xC000	/* Speed, bits 14:15 */
   2383 #define M88E1000_PSSR_10MBS		0x0000	/* 00=10Mbs */
   2384 #define M88E1000_PSSR_100MBS		0x4000	/* 01=100Mbs */
   2385 #define M88E1000_PSSR_1000MBS		0x8000	/* 10=1000Mbs */
   2386 
   2387 #define M88E1000_PSSR_REV_POLARITY_SHIFT 1
   2388 #define M88E1000_PSSR_MDIX_SHIFT	 6
   2389 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
   2390 
   2391 /* M88E1000 Extended PHY Specific Control Register */
   2392 #define M88E1000_EPSCR_FIBER_LOOPBACK	0x4000	/* 1=Fiber loopback */
   2393 #define M88E1000_EPSCR_DOWN_NO_IDLE	0x8000	/* 1=Lost lock detect enabled.
   2394 						 * Will assert lost lock and bring
   2395 						 * link down if idle not seen
   2396 						 * within 1ms in 1000BASE-T
   2397 						 */
   2398 /* Number of times we will attempt to autonegotiate before downshifting if we
   2399  * are the master */
   2400 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
   2401 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
   2402 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X   0x0400
   2403 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X   0x0800
   2404 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X   0x0C00
   2405 /* Number of times we will attempt to autonegotiate before downshifting if we
   2406  * are the slave */
   2407 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
   2408 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS   0x0000
   2409 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
   2410 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
   2411 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
   2412 #define M88E1000_EPSCR_TX_CLK_2_5	0x0060	/* 2.5 MHz TX_CLK */
   2413 #define M88E1000_EPSCR_TX_CLK_25	0x0070	/* 25  MHz TX_CLK */
   2414 #define M88E1000_EPSCR_TX_CLK_0	0x0000	/* NO  TX_CLK */
   2415 
   2416 /* Bit definitions for valid PHY IDs. */
   2417 #define M88E1000_E_PHY_ID		0x01410C50
   2418 #define M88E1000_I_PHY_ID		0x01410C30
   2419 #define M88E1011_I_PHY_ID		0x01410C20
   2420 #define M88E1000_12_PHY_ID		M88E1000_E_PHY_ID
   2421 #define M88E1000_14_PHY_ID		M88E1000_E_PHY_ID
   2422 #define IGP01E1000_I_PHY_ID		0x02A80380
   2423 #define M88E1011_I_REV_4   0x04
   2424 #define M88E1111_I_PHY_ID  0x01410CC0
   2425 #define L1LXT971A_PHY_ID   0x001378E0
   2426 #define GG82563_E_PHY_ID   0x01410CA0
   2427 
   2428 #define BME1000_E_PHY_ID     0x01410CB0
   2429 
   2430 #define I210_I_PHY_ID		0x01410C00
   2431 
   2432 /* Miscellaneous PHY bit definitions. */
   2433 #define PHY_PREAMBLE			0xFFFFFFFF
   2434 #define PHY_SOF				0x01
   2435 #define PHY_OP_READ			0x02
   2436 #define PHY_OP_WRITE			0x01
   2437 #define PHY_TURNAROUND			0x02
   2438 #define PHY_PREAMBLE_SIZE		32
   2439 #define MII_CR_SPEED_1000		0x0040
   2440 #define MII_CR_SPEED_100		0x2000
   2441 #define MII_CR_SPEED_10		0x0000
   2442 #define E1000_PHY_ADDRESS		0x01
   2443 #define PHY_AUTO_NEG_TIME		80	/* 8.0 Seconds */
   2444 #define PHY_FORCE_TIME			20	/* 2.0 Seconds */
   2445 #define PHY_REVISION_MASK		0xFFFFFFF0
   2446 #define DEVICE_SPEED_MASK		0x00000300	/* Device Ctrl Reg Speed Mask */
   2447 #define REG4_SPEED_MASK		0x01E0
   2448 #define REG9_SPEED_MASK		0x0300
   2449 #define ADVERTISE_10_HALF		0x0001
   2450 #define ADVERTISE_10_FULL		0x0002
   2451 #define ADVERTISE_100_HALF		0x0004
   2452 #define ADVERTISE_100_FULL		0x0008
   2453 #define ADVERTISE_1000_HALF		0x0010
   2454 #define ADVERTISE_1000_FULL		0x0020
   2455 
   2456 #define ICH_FLASH_GFPREG   0x0000
   2457 #define ICH_FLASH_HSFSTS   0x0004
   2458 #define ICH_FLASH_HSFCTL   0x0006
   2459 #define ICH_FLASH_FADDR    0x0008
   2460 #define ICH_FLASH_FDATA0   0x0010
   2461 #define ICH_FLASH_FRACC    0x0050
   2462 #define ICH_FLASH_FREG0    0x0054
   2463 #define ICH_FLASH_FREG1    0x0058
   2464 #define ICH_FLASH_FREG2    0x005C
   2465 #define ICH_FLASH_FREG3    0x0060
   2466 #define ICH_FLASH_FPR0     0x0074
   2467 #define ICH_FLASH_FPR1     0x0078
   2468 #define ICH_FLASH_SSFSTS   0x0090
   2469 #define ICH_FLASH_SSFCTL   0x0092
   2470 #define ICH_FLASH_PREOP    0x0094
   2471 #define ICH_FLASH_OPTYPE   0x0096
   2472 #define ICH_FLASH_OPMENU   0x0098
   2473 
   2474 #define ICH_FLASH_REG_MAPSIZE      0x00A0
   2475 #define ICH_FLASH_SECTOR_SIZE      4096
   2476 #define ICH_GFPREG_BASE_MASK       0x1FFF
   2477 #define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
   2478 
   2479 #define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */
   2480 
   2481 /* SPI EEPROM Status Register */
   2482 #define EEPROM_STATUS_RDY_SPI  0x01
   2483 #define EEPROM_STATUS_WEN_SPI  0x02
   2484 #define EEPROM_STATUS_BP0_SPI  0x04
   2485 #define EEPROM_STATUS_BP1_SPI  0x08
   2486 #define EEPROM_STATUS_WPEN_SPI 0x80
   2487 
   2488 /* SW Semaphore Register */
   2489 #define E1000_SWSM_SMBI		0x00000001 /* Driver Semaphore bit */
   2490 #define E1000_SWSM_SWESMBI	0x00000002 /* FW Semaphore bit */
   2491 #define E1000_SWSM_WMNG		0x00000004 /* Wake MNG Clock */
   2492 #define E1000_SWSM_DRV_LOAD	0x00000008 /* Driver Loaded Bit */
   2493 
   2494 /* FW Semaphore Register */
   2495 #define E1000_FWSM_MODE_MASK    0x0000000E /* FW mode */
   2496 #define E1000_FWSM_MODE_SHIFT            1
   2497 #define E1000_FWSM_FW_VALID     0x00008000 /* FW established a valid mode */
   2498 
   2499 #define E1000_FWSM_RSPCIPHY        0x00000040 /* Reset PHY on PCI reset */
   2500 #define E1000_FWSM_DISSW           0x10000000 /* FW disable SW Write Access */
   2501 #define E1000_FWSM_SKUSEL_MASK     0x60000000 /* LAN SKU select */
   2502 #define E1000_FWSM_SKUEL_SHIFT     29
   2503 #define E1000_FWSM_SKUSEL_EMB      0x0 /* Embedded SKU */
   2504 #define E1000_FWSM_SKUSEL_CONS     0x1 /* Consumer SKU */
   2505 #define E1000_FWSM_SKUSEL_PERF_100 0x2 /* Perf & Corp 10/100 SKU */
   2506 #define E1000_FWSM_SKUSEL_PERF_GBE 0x3 /* Perf & Copr GbE SKU */
   2507 
   2508 #define E1000_GCR       0x05B00 /* PCI-Ex Control */
   2509 #define E1000_GSCL_1    0x05B10 /* PCI-Ex Statistic Control #1 */
   2510 #define E1000_GSCL_2    0x05B14 /* PCI-Ex Statistic Control #2 */
   2511 #define E1000_GSCL_3    0x05B18 /* PCI-Ex Statistic Control #3 */
   2512 #define E1000_GSCL_4    0x05B1C /* PCI-Ex Statistic Control #4 */
   2513 #define E1000_FACTPS    0x05B30 /* Function Active and Power State to MNG */
   2514 #define E1000_SWSM      0x05B50 /* SW Semaphore */
   2515 #define E1000_FWSM      0x05B54 /* FW Semaphore */
   2516 #define E1000_FFLT_DBG  0x05F04 /* Debug Register */
   2517 #define E1000_HICR      0x08F00 /* Host Inteface Control */
   2518 
   2519 #define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
   2520 #define IGP_ACTIVITY_LED_ENABLE 0x0300
   2521 #define IGP_LED3_MODE           0x07000000
   2522 
   2523 /* Mask bit for PHY class in Word 7 of the EEPROM */
   2524 #define EEPROM_PHY_CLASS_A   0x8000
   2525 #define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F  /* Everything but 1000-Half */
   2526 #define AUTONEG_ADVERTISE_10_100_ALL    0x000F /* All 10/100 speeds*/
   2527 #define AUTONEG_ADVERTISE_10_ALL        0x0003 /* 10Mbps Full & Half speeds*/
   2528 
   2529 #define E1000_KUMCTRLSTA_MASK           0x0000FFFF
   2530 #define E1000_KUMCTRLSTA_OFFSET         0x001F0000
   2531 #define E1000_KUMCTRLSTA_OFFSET_SHIFT   16
   2532 #define E1000_KUMCTRLSTA_REN            0x00200000
   2533 
   2534 #define E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL      0x00000000
   2535 #define E1000_KUMCTRLSTA_OFFSET_CTRL           0x00000001
   2536 #define E1000_KUMCTRLSTA_OFFSET_INB_CTRL       0x00000002
   2537 #define E1000_KUMCTRLSTA_OFFSET_DIAG           0x00000003
   2538 #define E1000_KUMCTRLSTA_OFFSET_TIMEOUTS       0x00000004
   2539 #define E1000_KUMCTRLSTA_OFFSET_INB_PARAM      0x00000009
   2540 #define E1000_KUMCTRLSTA_OFFSET_HD_CTRL        0x00000010
   2541 #define E1000_KUMCTRLSTA_OFFSET_M2P_SERDES     0x0000001E
   2542 #define E1000_KUMCTRLSTA_OFFSET_M2P_MODES      0x0000001F
   2543 
   2544 /* FIFO Control */
   2545 #define E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS   0x00000008
   2546 #define E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS   0x00000800
   2547 
   2548 /* In-Band Control */
   2549 #define E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT    0x00000500
   2550 #define E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING  0x00000010
   2551 
   2552 /* Half-Duplex Control */
   2553 #define E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004
   2554 #define E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT  0x00000000
   2555 
   2556 #define E1000_KUMCTRLSTA_OFFSET_K0S_CTRL       0x0000001E
   2557 
   2558 #define E1000_KUMCTRLSTA_DIAG_FELPBK           0x2000
   2559 #define E1000_KUMCTRLSTA_DIAG_NELPBK           0x1000
   2560 
   2561 #define E1000_KUMCTRLSTA_K0S_100_EN            0x2000
   2562 #define E1000_KUMCTRLSTA_K0S_GBE_EN            0x1000
   2563 #define E1000_KUMCTRLSTA_K0S_ENTRY_LATENCY_MASK   0x0003
   2564 
   2565 #define E1000_MNG_ICH_IAMT_MODE         0x2
   2566 #define E1000_MNG_IAMT_MODE             0x3
   2567 #define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
   2568 #define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
   2569 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
   2570 #define PHY_CFG_TIMEOUT             100
   2571 #define DEFAULT_80003ES2LAN_TIPG_IPGT_10_100 0x00000009
   2572 #define DEFAULT_80003ES2LAN_TIPG_IPGT_1000   0x00000008
   2573 #define AUTO_ALL_MODES	0
   2574 
   2575 #ifndef E1000_MASTER_SLAVE
   2576 /* Switch to override PHY master/slave setting */
   2577 #define E1000_MASTER_SLAVE	e1000_ms_hw_default
   2578 #endif
   2579 /* Extended Transmit Control */
   2580 #define E1000_TCTL_EXT_BST_MASK  0x000003FF /* Backoff Slot Time */
   2581 #define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */
   2582 
   2583 #define DEFAULT_80003ES2LAN_TCTL_EXT_GCEX   0x00010000
   2584 
   2585 #define PCI_EX_82566_SNOOP_ALL PCI_EX_NO_SNOOP_ALL
   2586 
   2587 #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
   2588 #define E1000_MC_TBL_SIZE_ICH8LAN  32
   2589 
   2590 #define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000 /* Clear Interrupt timers
   2591 							after IMS clear */
   2592 #endif	/* _E1000_HW_H_ */
   2593