drivers/net/e1000e/hw.h

   1 /*******************************************************************************
   2
   3   Intel PRO/1000 Linux driver
   4   Copyright(c) 1999 - 2010 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   Linux NICS <linux.nics@intel.com>
  24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 #ifndef _E1000_HW_H_
  30 #define _E1000_HW_H_
  31
  32 #include <linux/types.h>
  33
  34 struct e1000_hw;
  35 struct e1000_adapter;
  36
  37 #include "defines.h"
  38
  39 #define er32(reg)       __er32(hw, E1000_##reg)
  40 #define ew32(reg,val)   __ew32(hw, E1000_##reg, (val))
  41 #define e1e_flush()     er32(STATUS)
  42
  43 #define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \
  44         (writel((value), ((a)->hw_addr + reg + ((offset) << 2))))
  45
  46 #define E1000_READ_REG_ARRAY(a, reg, offset) \
  47         (readl((a)->hw_addr + reg + ((offset) << 2)))
  48
  49 enum e1e_registers {
  50         E1000_CTRL     = 0x00000, /* Device Control - RW */
  51         E1000_STATUS   = 0x00008, /* Device Status - RO */
  52         E1000_EECD     = 0x00010, /* EEPROM/Flash Control - RW */
  53         E1000_EERD     = 0x00014, /* EEPROM Read - RW */
  54         E1000_CTRL_EXT = 0x00018, /* Extended Device Control - RW */
  55         E1000_FLA      = 0x0001C, /* Flash Access - RW */
  56         E1000_MDIC     = 0x00020, /* MDI Control - RW */
  57         E1000_SCTL     = 0x00024, /* SerDes Control - RW */
  58         E1000_FCAL     = 0x00028, /* Flow Control Address Low - RW */
  59         E1000_FCAH     = 0x0002C, /* Flow Control Address High -RW */
  60         E1000_FEXTNVM4 = 0x00024, /* Future Extended NVM 4 - RW */
  61         E1000_FEXTNVM  = 0x00028, /* Future Extended NVM - RW */
  62         E1000_FCT      = 0x00030, /* Flow Control Type - RW */
  63         E1000_VET      = 0x00038, /* VLAN Ether Type - RW */
  64         E1000_ICR      = 0x000C0, /* Interrupt Cause Read - R/clr */
  65         E1000_ITR      = 0x000C4, /* Interrupt Throttling Rate - RW */
  66         E1000_ICS      = 0x000C8, /* Interrupt Cause Set - WO */
  67         E1000_IMS      = 0x000D0, /* Interrupt Mask Set - RW */
  68         E1000_IMC      = 0x000D8, /* Interrupt Mask Clear - WO */
  69         E1000_EIAC_82574 = 0x000DC, /* Ext. Interrupt Auto Clear - RW */
  70         E1000_IAM      = 0x000E0, /* Interrupt Acknowledge Auto Mask */
  71         E1000_IVAR     = 0x000E4, /* Interrupt Vector Allocation - RW */
  72         E1000_EITR_82574_BASE = 0x000E8, /* Interrupt Throttling - RW */
  73 #define E1000_EITR_82574(_n) (E1000_EITR_82574_BASE + (_n << 2))
  74         E1000_RCTL     = 0x00100, /* Rx Control - RW */
  75         E1000_FCTTV    = 0x00170, /* Flow Control Transmit Timer Value - RW */
  76         E1000_TXCW     = 0x00178, /* Tx Configuration Word - RW */
  77         E1000_RXCW     = 0x00180, /* Rx Configuration Word - RO */
  78         E1000_TCTL     = 0x00400, /* Tx Control - RW */
  79         E1000_TCTL_EXT = 0x00404, /* Extended Tx Control - RW */
  80         E1000_TIPG     = 0x00410, /* Tx Inter-packet gap -RW */
  81         E1000_AIT      = 0x00458, /* Adaptive Interframe Spacing Throttle -RW */
  82         E1000_LEDCTL   = 0x00E00, /* LED Control - RW */
  83         E1000_EXTCNF_CTRL  = 0x00F00, /* Extended Configuration Control */
  84         E1000_EXTCNF_SIZE  = 0x00F08, /* Extended Configuration Size */
  85         E1000_PHY_CTRL     = 0x00F10, /* PHY Control Register in CSR */
  86 #define E1000_POEMB     E1000_PHY_CTRL  /* PHY OEM Bits */
  87         E1000_PBA      = 0x01000, /* Packet Buffer Allocation - RW */
  88         E1000_PBS      = 0x01008, /* Packet Buffer Size */
  89         E1000_EEMNGCTL = 0x01010, /* MNG EEprom Control */
  90         E1000_EEWR     = 0x0102C, /* EEPROM Write Register - RW */
  91         E1000_FLOP     = 0x0103C, /* FLASH Opcode Register */
  92         E1000_PBA_ECC  = 0x01100, /* PBA ECC Register */
  93         E1000_ERT      = 0x02008, /* Early Rx Threshold - RW */
  94         E1000_FCRTL    = 0x02160, /* Flow Control Receive Threshold Low - RW */
  95         E1000_FCRTH    = 0x02168, /* Flow Control Receive Threshold High - RW */
  96         E1000_PSRCTL   = 0x02170, /* Packet Split Receive Control - RW */
  97         E1000_RDBAL    = 0x02800, /* Rx Descriptor Base Address Low - RW */
  98         E1000_RDBAH    = 0x02804, /* Rx Descriptor Base Address High - RW */
  99         E1000_RDLEN    = 0x02808, /* Rx Descriptor Length - RW */
 100         E1000_RDH      = 0x02810, /* Rx Descriptor Head - RW */
 101         E1000_RDT      = 0x02818, /* Rx Descriptor Tail - RW */
 102         E1000_RDTR     = 0x02820, /* Rx Delay Timer - RW */
 103         E1000_RXDCTL_BASE = 0x02828, /* Rx Descriptor Control - RW */
 104 #define E1000_RXDCTL(_n)   (E1000_RXDCTL_BASE + (_n << 8))
 105         E1000_RADV     = 0x0282C, /* RX Interrupt Absolute Delay Timer - RW */
 106
 107 /* Convenience macros
 108  *
 109  * Note: "_n" is the queue number of the register to be written to.
 110  *
 111  * Example usage:
 112  * E1000_RDBAL_REG(current_rx_queue)
 113  *
 114  */
 115 #define E1000_RDBAL_REG(_n)   (E1000_RDBAL + (_n << 8))
 116         E1000_KABGTXD  = 0x03004, /* AFE Band Gap Transmit Ref Data */
 117         E1000_TDBAL    = 0x03800, /* Tx Descriptor Base Address Low - RW */
 118         E1000_TDBAH    = 0x03804, /* Tx Descriptor Base Address High - RW */
 119         E1000_TDLEN    = 0x03808, /* Tx Descriptor Length - RW */
 120         E1000_TDH      = 0x03810, /* Tx Descriptor Head - RW */
 121         E1000_TDT      = 0x03818, /* Tx Descriptor Tail - RW */
 122         E1000_TIDV     = 0x03820, /* Tx Interrupt Delay Value - RW */
 123         E1000_TXDCTL_BASE = 0x03828, /* Tx Descriptor Control - RW */
 124 #define E1000_TXDCTL(_n)   (E1000_TXDCTL_BASE + (_n << 8))
 125         E1000_TADV     = 0x0382C, /* Tx Interrupt Absolute Delay Val - RW */
 126         E1000_TARC_BASE = 0x03840, /* Tx Arbitration Count (0) */
 127 #define E1000_TARC(_n)   (E1000_TARC_BASE + (_n << 8))
 128         E1000_CRCERRS  = 0x04000, /* CRC Error Count - R/clr */
 129         E1000_ALGNERRC = 0x04004, /* Alignment Error Count - R/clr */
 130         E1000_SYMERRS  = 0x04008, /* Symbol Error Count - R/clr */
 131         E1000_RXERRC   = 0x0400C, /* Receive Error Count - R/clr */
 132         E1000_MPC      = 0x04010, /* Missed Packet Count - R/clr */
 133         E1000_SCC      = 0x04014, /* Single Collision Count - R/clr */
 134         E1000_ECOL     = 0x04018, /* Excessive Collision Count - R/clr */
 135         E1000_MCC      = 0x0401C, /* Multiple Collision Count - R/clr */
 136         E1000_LATECOL  = 0x04020, /* Late Collision Count - R/clr */
 137         E1000_COLC     = 0x04028, /* Collision Count - R/clr */
 138         E1000_DC       = 0x04030, /* Defer Count - R/clr */
 139         E1000_TNCRS    = 0x04034, /* Tx-No CRS - R/clr */
 140         E1000_SEC      = 0x04038, /* Sequence Error Count - R/clr */
 141         E1000_CEXTERR  = 0x0403C, /* Carrier Extension Error Count - R/clr */
 142         E1000_RLEC     = 0x04040, /* Receive Length Error Count - R/clr */
 143         E1000_XONRXC   = 0x04048, /* XON Rx Count - R/clr */
 144         E1000_XONTXC   = 0x0404C, /* XON Tx Count - R/clr */
 145         E1000_XOFFRXC  = 0x04050, /* XOFF Rx Count - R/clr */
 146         E1000_XOFFTXC  = 0x04054, /* XOFF Tx Count - R/clr */
 147         E1000_FCRUC    = 0x04058, /* Flow Control Rx Unsupported Count- R/clr */
 148         E1000_PRC64    = 0x0405C, /* Packets Rx (64 bytes) - R/clr */
 149         E1000_PRC127   = 0x04060, /* Packets Rx (65-127 bytes) - R/clr */
 150         E1000_PRC255   = 0x04064, /* Packets Rx (128-255 bytes) - R/clr */
 151         E1000_PRC511   = 0x04068, /* Packets Rx (255-511 bytes) - R/clr */
 152         E1000_PRC1023  = 0x0406C, /* Packets Rx (512-1023 bytes) - R/clr */
 153         E1000_PRC1522  = 0x04070, /* Packets Rx (1024-1522 bytes) - R/clr */
 154         E1000_GPRC     = 0x04074, /* Good Packets Rx Count - R/clr */
 155         E1000_BPRC     = 0x04078, /* Broadcast Packets Rx Count - R/clr */
 156         E1000_MPRC     = 0x0407C, /* Multicast Packets Rx Count - R/clr */
 157         E1000_GPTC     = 0x04080, /* Good Packets Tx Count - R/clr */
 158         E1000_GORCL    = 0x04088, /* Good Octets Rx Count Low - R/clr */
 159         E1000_GORCH    = 0x0408C, /* Good Octets Rx Count High - R/clr */
 160         E1000_GOTCL    = 0x04090, /* Good Octets Tx Count Low - R/clr */
 161         E1000_GOTCH    = 0x04094, /* Good Octets Tx Count High - R/clr */
 162         E1000_RNBC     = 0x040A0, /* Rx No Buffers Count - R/clr */
 163         E1000_RUC      = 0x040A4, /* Rx Undersize Count - R/clr */
 164         E1000_RFC      = 0x040A8, /* Rx Fragment Count - R/clr */
 165         E1000_ROC      = 0x040AC, /* Rx Oversize Count - R/clr */
 166         E1000_RJC      = 0x040B0, /* Rx Jabber Count - R/clr */
 167         E1000_MGTPRC   = 0x040B4, /* Management Packets Rx Count - R/clr */
 168         E1000_MGTPDC   = 0x040B8, /* Management Packets Dropped Count - R/clr */
 169         E1000_MGTPTC   = 0x040BC, /* Management Packets Tx Count - R/clr */
 170         E1000_TORL     = 0x040C0, /* Total Octets Rx Low - R/clr */
 171         E1000_TORH     = 0x040C4, /* Total Octets Rx High - R/clr */
 172         E1000_TOTL     = 0x040C8, /* Total Octets Tx Low - R/clr */
 173         E1000_TOTH     = 0x040CC, /* Total Octets Tx High - R/clr */
 174         E1000_TPR      = 0x040D0, /* Total Packets Rx - R/clr */
 175         E1000_TPT      = 0x040D4, /* Total Packets Tx - R/clr */
 176         E1000_PTC64    = 0x040D8, /* Packets Tx (64 bytes) - R/clr */
 177         E1000_PTC127   = 0x040DC, /* Packets Tx (65-127 bytes) - R/clr */
 178         E1000_PTC255   = 0x040E0, /* Packets Tx (128-255 bytes) - R/clr */
 179         E1000_PTC511   = 0x040E4, /* Packets Tx (256-511 bytes) - R/clr */
 180         E1000_PTC1023  = 0x040E8, /* Packets Tx (512-1023 bytes) - R/clr */
 181         E1000_PTC1522  = 0x040EC, /* Packets Tx (1024-1522 Bytes) - R/clr */
 182         E1000_MPTC     = 0x040F0, /* Multicast Packets Tx Count - R/clr */
 183         E1000_BPTC     = 0x040F4, /* Broadcast Packets Tx Count - R/clr */
 184         E1000_TSCTC    = 0x040F8, /* TCP Segmentation Context Tx - R/clr */
 185         E1000_TSCTFC   = 0x040FC, /* TCP Segmentation Context Tx Fail - R/clr */
 186         E1000_IAC      = 0x04100, /* Interrupt Assertion Count */
 187         E1000_ICRXPTC  = 0x04104, /* Irq Cause Rx Packet Timer Expire Count */
 188         E1000_ICRXATC  = 0x04108, /* Irq Cause Rx Abs Timer Expire Count */
 189         E1000_ICTXPTC  = 0x0410C, /* Irq Cause Tx Packet Timer Expire Count */
 190         E1000_ICTXATC  = 0x04110, /* Irq Cause Tx Abs Timer Expire Count */
 191         E1000_ICTXQEC  = 0x04118, /* Irq Cause Tx Queue Empty Count */
 192         E1000_ICTXQMTC = 0x0411C, /* Irq Cause Tx Queue MinThreshold Count */
 193         E1000_ICRXDMTC = 0x04120, /* Irq Cause Rx Desc MinThreshold Count */
 194         E1000_ICRXOC   = 0x04124, /* Irq Cause Receiver Overrun Count */
 195         E1000_RXCSUM   = 0x05000, /* Rx Checksum Control - RW */
 196         E1000_RFCTL    = 0x05008, /* Receive Filter Control */
 197         E1000_MTA      = 0x05200, /* Multicast Table Array - RW Array */
 198         E1000_RAL_BASE = 0x05400, /* Receive Address Low - RW */
 199 #define E1000_RAL(_n)   (E1000_RAL_BASE + ((_n) * 8))
 200 #define E1000_RA        (E1000_RAL(0))
 201         E1000_RAH_BASE = 0x05404, /* Receive Address High - RW */
 202 #define E1000_RAH(_n)   (E1000_RAH_BASE + ((_n) * 8))
 203         E1000_VFTA     = 0x05600, /* VLAN Filter Table Array - RW Array */
 204         E1000_WUC      = 0x05800, /* Wakeup Control - RW */
 205         E1000_WUFC     = 0x05808, /* Wakeup Filter Control - RW */
 206         E1000_WUS      = 0x05810, /* Wakeup Status - RO */
 207         E1000_MANC     = 0x05820, /* Management Control - RW */
 208         E1000_FFLT     = 0x05F00, /* Flexible Filter Length Table - RW Array */
 209         E1000_HOST_IF  = 0x08800, /* Host Interface */
 210
 211         E1000_KMRNCTRLSTA = 0x00034, /* MAC-PHY interface - RW */
 212         E1000_MANC2H    = 0x05860, /* Management Control To Host - RW */
 213         E1000_MDEF_BASE = 0x05890, /* Management Decision Filters */
 214 #define E1000_MDEF(_n)   (E1000_MDEF_BASE + ((_n) * 4))
 215         E1000_SW_FW_SYNC = 0x05B5C, /* Software-Firmware Synchronization - RW */
 216         E1000_GCR       = 0x05B00, /* PCI-Ex Control */
 217         E1000_GCR2      = 0x05B64, /* PCI-Ex Control #2 */
 218         E1000_FACTPS    = 0x05B30, /* Function Active and Power State to MNG */
 219         E1000_SWSM      = 0x05B50, /* SW Semaphore */
 220         E1000_FWSM      = 0x05B54, /* FW Semaphore */
 221         E1000_SWSM2     = 0x05B58, /* Driver-only SW semaphore */
 222         E1000_FFLT_DBG  = 0x05F04, /* Debug Register */
 223         E1000_PCH_RAICC_BASE = 0x05F50, /* Receive Address Initial CRC */
 224 #define E1000_PCH_RAICC(_n)     (E1000_PCH_RAICC_BASE + ((_n) * 4))
 225 #define E1000_CRC_OFFSET        E1000_PCH_RAICC_BASE
 226         E1000_HICR      = 0x08F00, /* Host Interface Control */
 227 };
 228
 229 #define E1000_MAX_PHY_ADDR              4
 230
 231 /* IGP01E1000 Specific Registers */
 232 #define IGP01E1000_PHY_PORT_CONFIG      0x10 /* Port Config */
 233 #define IGP01E1000_PHY_PORT_STATUS      0x11 /* Status */
 234 #define IGP01E1000_PHY_PORT_CTRL        0x12 /* Control */
 235 #define IGP01E1000_PHY_LINK_HEALTH      0x13 /* PHY Link Health */
 236 #define IGP02E1000_PHY_POWER_MGMT       0x19 /* Power Management */
 237 #define IGP01E1000_PHY_PAGE_SELECT      0x1F /* Page Select */
 238 #define BM_PHY_PAGE_SELECT              22   /* Page Select for BM */
 239 #define IGP_PAGE_SHIFT                  5
 240 #define PHY_REG_MASK                    0x1F
 241
 242 #define BM_WUC_PAGE                     800
 243 #define BM_WUC_ADDRESS_OPCODE           0x11
 244 #define BM_WUC_DATA_OPCODE              0x12
 245 #define BM_WUC_ENABLE_PAGE              769
 246 #define BM_WUC_ENABLE_REG               17
 247 #define BM_WUC_ENABLE_BIT               (1 << 2)
 248 #define BM_WUC_HOST_WU_BIT              (1 << 4)
 249
 250 #define BM_WUC  PHY_REG(BM_WUC_PAGE, 1)
 251 #define BM_WUFC PHY_REG(BM_WUC_PAGE, 2)
 252 #define BM_WUS  PHY_REG(BM_WUC_PAGE, 3)
 253
 254 #define IGP01E1000_PHY_PCS_INIT_REG     0x00B4
 255 #define IGP01E1000_PHY_POLARITY_MASK    0x0078
 256
 257 #define IGP01E1000_PSCR_AUTO_MDIX       0x1000
 258 #define IGP01E1000_PSCR_FORCE_MDI_MDIX  0x2000 /* 0=MDI, 1=MDIX */
 259
 260 #define IGP01E1000_PSCFR_SMART_SPEED    0x0080
 261
 262 #define IGP02E1000_PM_SPD               0x0001 /* Smart Power Down */
 263 #define IGP02E1000_PM_D0_LPLU           0x0002 /* For D0a states */
 264 #define IGP02E1000_PM_D3_LPLU           0x0004 /* For all other states */
 265
 266 #define IGP01E1000_PLHR_SS_DOWNGRADE    0x8000
 267
 268 #define IGP01E1000_PSSR_POLARITY_REVERSED       0x0002
 269 #define IGP01E1000_PSSR_MDIX                    0x0800
 270 #define IGP01E1000_PSSR_SPEED_MASK              0xC000
 271 #define IGP01E1000_PSSR_SPEED_1000MBPS          0xC000
 272
 273 #define IGP02E1000_PHY_CHANNEL_NUM              4
 274 #define IGP02E1000_PHY_AGC_A                    0x11B1
 275 #define IGP02E1000_PHY_AGC_B                    0x12B1
 276 #define IGP02E1000_PHY_AGC_C                    0x14B1
 277 #define IGP02E1000_PHY_AGC_D                    0x18B1
 278
 279 #define IGP02E1000_AGC_LENGTH_SHIFT     9 /* Course - 15:13, Fine - 12:9 */
 280 #define IGP02E1000_AGC_LENGTH_MASK      0x7F
 281 #define IGP02E1000_AGC_RANGE            15
 282
 283 /* manage.c */
 284 #define E1000_VFTA_ENTRY_SHIFT          5
 285 #define E1000_VFTA_ENTRY_MASK           0x7F
 286 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F
 287
 288 #define E1000_HICR_EN                   0x01  /* Enable bit - RO */
 289 /* Driver sets this bit when done to put command in RAM */
 290 #define E1000_HICR_C                    0x02
 291 #define E1000_HICR_FW_RESET_ENABLE      0x40
 292 #define E1000_HICR_FW_RESET             0x80
 293
 294 #define E1000_FWSM_MODE_MASK            0xE
 295 #define E1000_FWSM_MODE_SHIFT           1
 296
 297 #define E1000_MNG_IAMT_MODE             0x3
 298 #define E1000_MNG_DHCP_COOKIE_LENGTH    0x10
 299 #define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0
 300 #define E1000_MNG_DHCP_COMMAND_TIMEOUT  10
 301 #define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
 302 #define E1000_MNG_DHCP_COOKIE_STATUS_PARSING    0x1
 303 #define E1000_MNG_DHCP_COOKIE_STATUS_VLAN       0x2
 304
 305 /* nvm.c */
 306 #define E1000_STM_OPCODE  0xDB00
 307
 308 #define E1000_KMRNCTRLSTA_OFFSET        0x001F0000
 309 #define E1000_KMRNCTRLSTA_OFFSET_SHIFT  16
 310 #define E1000_KMRNCTRLSTA_REN           0x00200000
 311 #define E1000_KMRNCTRLSTA_CTRL_OFFSET   0x1    /* Kumeran Control */
 312 #define E1000_KMRNCTRLSTA_DIAG_OFFSET   0x3    /* Kumeran Diagnostic */
 313 #define E1000_KMRNCTRLSTA_TIMEOUTS      0x4    /* Kumeran Timeouts */
 314 #define E1000_KMRNCTRLSTA_INBAND_PARAM  0x9    /* Kumeran InBand Parameters */
 315 #define E1000_KMRNCTRLSTA_DIAG_NELPBK   0x1000 /* Nearend Loopback mode */
 316 #define E1000_KMRNCTRLSTA_K1_CONFIG     0x7
 317 #define E1000_KMRNCTRLSTA_K1_ENABLE     0x0002
 318 #define E1000_KMRNCTRLSTA_HD_CTRL       0x10   /* Kumeran HD Control */
 319
 320 #define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10
 321 #define IFE_PHY_SPECIAL_CONTROL         0x11 /* 100BaseTx PHY Special Control */
 322 #define IFE_PHY_SPECIAL_CONTROL_LED     0x1B /* PHY Special and LED Control */
 323 #define IFE_PHY_MDIX_CONTROL            0x1C /* MDI/MDI-X Control */
 324
 325 /* IFE PHY Extended Status Control */
 326 #define IFE_PESC_POLARITY_REVERSED      0x0100
 327
 328 /* IFE PHY Special Control */
 329 #define IFE_PSC_AUTO_POLARITY_DISABLE           0x0010
 330 #define IFE_PSC_FORCE_POLARITY                  0x0020
 331
 332 /* IFE PHY Special Control and LED Control */
 333 #define IFE_PSCL_PROBE_MODE             0x0020
 334 #define IFE_PSCL_PROBE_LEDS_OFF         0x0006 /* Force LEDs 0 and 2 off */
 335 #define IFE_PSCL_PROBE_LEDS_ON          0x0007 /* Force LEDs 0 and 2 on */
 336
 337 /* IFE PHY MDIX Control */
 338 #define IFE_PMC_MDIX_STATUS     0x0020 /* 1=MDI-X, 0=MDI */
 339 #define IFE_PMC_FORCE_MDIX      0x0040 /* 1=force MDI-X, 0=force MDI */
 340 #define IFE_PMC_AUTO_MDIX       0x0080 /* 1=enable auto MDI/MDI-X, 0=disable */
 341
 342 #define E1000_CABLE_LENGTH_UNDEFINED    0xFF
 343
 344 #define E1000_DEV_ID_82571EB_COPPER             0x105E
 345 #define E1000_DEV_ID_82571EB_FIBER              0x105F
 346 #define E1000_DEV_ID_82571EB_SERDES             0x1060
 347 #define E1000_DEV_ID_82571EB_QUAD_COPPER        0x10A4
 348 #define E1000_DEV_ID_82571PT_QUAD_COPPER        0x10D5
 349 #define E1000_DEV_ID_82571EB_QUAD_FIBER         0x10A5
 350 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP     0x10BC
 351 #define E1000_DEV_ID_82571EB_SERDES_DUAL        0x10D9
 352 #define E1000_DEV_ID_82571EB_SERDES_QUAD        0x10DA
 353 #define E1000_DEV_ID_82572EI_COPPER             0x107D
 354 #define E1000_DEV_ID_82572EI_FIBER              0x107E
 355 #define E1000_DEV_ID_82572EI_SERDES             0x107F
 356 #define E1000_DEV_ID_82572EI                    0x10B9
 357 #define E1000_DEV_ID_82573E                     0x108B
 358 #define E1000_DEV_ID_82573E_IAMT                0x108C
 359 #define E1000_DEV_ID_82573L                     0x109A
 360 #define E1000_DEV_ID_82574L                     0x10D3
 361 #define E1000_DEV_ID_82574LA                    0x10F6
 362 #define E1000_DEV_ID_82583V                     0x150C
 363
 364 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT     0x1096
 365 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT     0x1098
 366 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT     0x10BA
 367 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT     0x10BB
 368
 369 #define E1000_DEV_ID_ICH8_82567V_3              0x1501
 370 #define E1000_DEV_ID_ICH8_IGP_M_AMT             0x1049
 371 #define E1000_DEV_ID_ICH8_IGP_AMT               0x104A
 372 #define E1000_DEV_ID_ICH8_IGP_C                 0x104B
 373 #define E1000_DEV_ID_ICH8_IFE                   0x104C
 374 #define E1000_DEV_ID_ICH8_IFE_GT                0x10C4
 375 #define E1000_DEV_ID_ICH8_IFE_G                 0x10C5
 376 #define E1000_DEV_ID_ICH8_IGP_M                 0x104D
 377 #define E1000_DEV_ID_ICH9_IGP_AMT               0x10BD
 378 #define E1000_DEV_ID_ICH9_BM                    0x10E5
 379 #define E1000_DEV_ID_ICH9_IGP_M_AMT             0x10F5
 380 #define E1000_DEV_ID_ICH9_IGP_M                 0x10BF
 381 #define E1000_DEV_ID_ICH9_IGP_M_V               0x10CB
 382 #define E1000_DEV_ID_ICH9_IGP_C                 0x294C
 383 #define E1000_DEV_ID_ICH9_IFE                   0x10C0
 384 #define E1000_DEV_ID_ICH9_IFE_GT                0x10C3
 385 #define E1000_DEV_ID_ICH9_IFE_G                 0x10C2
 386 #define E1000_DEV_ID_ICH10_R_BM_LM              0x10CC
 387 #define E1000_DEV_ID_ICH10_R_BM_LF              0x10CD
 388 #define E1000_DEV_ID_ICH10_R_BM_V               0x10CE
 389 #define E1000_DEV_ID_ICH10_D_BM_LM              0x10DE
 390 #define E1000_DEV_ID_ICH10_D_BM_LF              0x10DF
 391 #define E1000_DEV_ID_ICH10_D_BM_V               0x1525
 392 #define E1000_DEV_ID_PCH_M_HV_LM                0x10EA
 393 #define E1000_DEV_ID_PCH_M_HV_LC                0x10EB
 394 #define E1000_DEV_ID_PCH_D_HV_DM                0x10EF
 395 #define E1000_DEV_ID_PCH_D_HV_DC                0x10F0
 396 #define E1000_DEV_ID_PCH2_LV_LM                 0x1502
 397 #define E1000_DEV_ID_PCH2_LV_V                  0x1503
 398
 399 #define E1000_REVISION_4 4
 400
 401 #define E1000_FUNC_1 1
 402
 403 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0   0
 404 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1   3
 405
 406 enum e1000_mac_type {
 407         e1000_82571,
 408         e1000_82572,
 409         e1000_82573,
 410         e1000_82574,
 411         e1000_82583,
 412         e1000_80003es2lan,
 413         e1000_ich8lan,
 414         e1000_ich9lan,
 415         e1000_ich10lan,
 416         e1000_pchlan,
 417         e1000_pch2lan,
 418 };
 419
 420 enum e1000_media_type {
 421         e1000_media_type_unknown = 0,
 422         e1000_media_type_copper = 1,
 423         e1000_media_type_fiber = 2,
 424         e1000_media_type_internal_serdes = 3,
 425         e1000_num_media_types
 426 };
 427
 428 enum e1000_nvm_type {
 429         e1000_nvm_unknown = 0,
 430         e1000_nvm_none,
 431         e1000_nvm_eeprom_spi,
 432         e1000_nvm_flash_hw,
 433         e1000_nvm_flash_sw
 434 };
 435
 436 enum e1000_nvm_override {
 437         e1000_nvm_override_none = 0,
 438         e1000_nvm_override_spi_small,
 439         e1000_nvm_override_spi_large
 440 };
 441
 442 enum e1000_phy_type {
 443         e1000_phy_unknown = 0,
 444         e1000_phy_none,
 445         e1000_phy_m88,
 446         e1000_phy_igp,
 447         e1000_phy_igp_2,
 448         e1000_phy_gg82563,
 449         e1000_phy_igp_3,
 450         e1000_phy_ife,
 451         e1000_phy_bm,
 452         e1000_phy_82578,
 453         e1000_phy_82577,
 454         e1000_phy_82579,
 455 };
 456
 457 enum e1000_bus_width {
 458         e1000_bus_width_unknown = 0,
 459         e1000_bus_width_pcie_x1,
 460         e1000_bus_width_pcie_x2,
 461         e1000_bus_width_pcie_x4 = 4,
 462         e1000_bus_width_32,
 463         e1000_bus_width_64,
 464         e1000_bus_width_reserved
 465 };
 466
 467 enum e1000_1000t_rx_status {
 468         e1000_1000t_rx_status_not_ok = 0,
 469         e1000_1000t_rx_status_ok,
 470         e1000_1000t_rx_status_undefined = 0xFF
 471 };
 472
 473 enum e1000_rev_polarity{
 474         e1000_rev_polarity_normal = 0,
 475         e1000_rev_polarity_reversed,
 476         e1000_rev_polarity_undefined = 0xFF
 477 };
 478
 479 enum e1000_fc_mode {
 480         e1000_fc_none = 0,
 481         e1000_fc_rx_pause,
 482         e1000_fc_tx_pause,
 483         e1000_fc_full,
 484         e1000_fc_default = 0xFF
 485 };
 486
 487 enum e1000_ms_type {
 488         e1000_ms_hw_default = 0,
 489         e1000_ms_force_master,
 490         e1000_ms_force_slave,
 491         e1000_ms_auto
 492 };
 493
 494 enum e1000_smart_speed {
 495         e1000_smart_speed_default = 0,
 496         e1000_smart_speed_on,
 497         e1000_smart_speed_off
 498 };
 499
 500 enum e1000_serdes_link_state {
 501         e1000_serdes_link_down = 0,
 502         e1000_serdes_link_autoneg_progress,
 503         e1000_serdes_link_autoneg_complete,
 504         e1000_serdes_link_forced_up
 505 };
 506
 507 /* Receive Descriptor */
 508 struct e1000_rx_desc {
 509         __le64 buffer_addr; /* Address of the descriptor's data buffer */
 510         __le16 length;      /* Length of data DMAed into data buffer */
 511         __le16 csum;    /* Packet checksum */
 512         u8  status;      /* Descriptor status */
 513         u8  errors;      /* Descriptor Errors */
 514         __le16 special;
 515 };
 516
 517 /* Receive Descriptor - Extended */
 518 union e1000_rx_desc_extended {
 519         struct {
 520                 __le64 buffer_addr;
 521                 __le64 reserved;
 522         } read;
 523         struct {
 524                 struct {
 525                         __le32 mrq;           /* Multiple Rx Queues */
 526                         union {
 527                                 __le32 rss;         /* RSS Hash */
 528                                 struct {
 529                                         __le16 ip_id;  /* IP id */
 530                                         __le16 csum;   /* Packet Checksum */
 531                                 } csum_ip;
 532                         } hi_dword;
 533                 } lower;
 534                 struct {
 535                         __le32 status_error;     /* ext status/error */
 536                         __le16 length;
 537                         __le16 vlan;         /* VLAN tag */
 538                 } upper;
 539         } wb;  /* writeback */
 540 };
 541
 542 #define MAX_PS_BUFFERS 4
 543 /* Receive Descriptor - Packet Split */
 544 union e1000_rx_desc_packet_split {
 545         struct {
 546                 /* one buffer for protocol header(s), three data buffers */
 547                 __le64 buffer_addr[MAX_PS_BUFFERS];
 548         } read;
 549         struct {
 550                 struct {
 551                         __le32 mrq;           /* Multiple Rx Queues */
 552                         union {
 553                                 __le32 rss;           /* RSS Hash */
 554                                 struct {
 555                                         __le16 ip_id;    /* IP id */
 556                                         __le16 csum;     /* Packet Checksum */
 557                                 } csum_ip;
 558                         } hi_dword;
 559                 } lower;
 560                 struct {
 561                         __le32 status_error;     /* ext status/error */
 562                         __le16 length0;   /* length of buffer 0 */
 563                         __le16 vlan;         /* VLAN tag */
 564                 } middle;
 565                 struct {
 566                         __le16 header_status;
 567                         __le16 length[3];       /* length of buffers 1-3 */
 568                 } upper;
 569                 __le64 reserved;
 570         } wb; /* writeback */
 571 };
 572
 573 /* Transmit Descriptor */
 574 struct e1000_tx_desc {
 575         __le64 buffer_addr;      /* Address of the descriptor's data buffer */
 576         union {
 577                 __le32 data;
 578                 struct {
 579                         __le16 length;    /* Data buffer length */
 580                         u8 cso; /* Checksum offset */
 581                         u8 cmd; /* Descriptor control */
 582                 } flags;
 583         } lower;
 584         union {
 585                 __le32 data;
 586                 struct {
 587                         u8 status;     /* Descriptor status */
 588                         u8 css; /* Checksum start */
 589                         __le16 special;
 590                 } fields;
 591         } upper;
 592 };
 593
 594 /* Offload Context Descriptor */
 595 struct e1000_context_desc {
 596         union {
 597                 __le32 ip_config;
 598                 struct {
 599                         u8 ipcss;      /* IP checksum start */
 600                         u8 ipcso;      /* IP checksum offset */
 601                         __le16 ipcse;     /* IP checksum end */
 602                 } ip_fields;
 603         } lower_setup;
 604         union {
 605                 __le32 tcp_config;
 606                 struct {
 607                         u8 tucss;      /* TCP checksum start */
 608                         u8 tucso;      /* TCP checksum offset */
 609                         __le16 tucse;     /* TCP checksum end */
 610                 } tcp_fields;
 611         } upper_setup;
 612         __le32 cmd_and_length;
 613         union {
 614                 __le32 data;
 615                 struct {
 616                         u8 status;     /* Descriptor status */
 617                         u8 hdr_len;    /* Header length */
 618                         __le16 mss;       /* Maximum segment size */
 619                 } fields;
 620         } tcp_seg_setup;
 621 };
 622
 623 /* Offload data descriptor */
 624 struct e1000_data_desc {
 625         __le64 buffer_addr;   /* Address of the descriptor's buffer address */
 626         union {
 627                 __le32 data;
 628                 struct {
 629                         __le16 length;    /* Data buffer length */
 630                         u8 typ_len_ext;
 631                         u8 cmd;
 632                 } flags;
 633         } lower;
 634         union {
 635                 __le32 data;
 636                 struct {
 637                         u8 status;     /* Descriptor status */
 638                         u8 popts;      /* Packet Options */
 639                         __le16 special;   /* */
 640                 } fields;
 641         } upper;
 642 };
 643
 644 /* Statistics counters collected by the MAC */
 645 struct e1000_hw_stats {
 646         u64 crcerrs;
 647         u64 algnerrc;
 648         u64 symerrs;
 649         u64 rxerrc;
 650         u64 mpc;
 651         u64 scc;
 652         u64 ecol;
 653         u64 mcc;
 654         u64 latecol;
 655         u64 colc;
 656         u64 dc;
 657         u64 tncrs;
 658         u64 sec;
 659         u64 cexterr;
 660         u64 rlec;
 661         u64 xonrxc;
 662         u64 xontxc;
 663         u64 xoffrxc;
 664         u64 xofftxc;
 665         u64 fcruc;
 666         u64 prc64;
 667         u64 prc127;
 668         u64 prc255;
 669         u64 prc511;
 670         u64 prc1023;
 671         u64 prc1522;
 672         u64 gprc;
 673         u64 bprc;
 674         u64 mprc;
 675         u64 gptc;
 676         u64 gorc;
 677         u64 gotc;
 678         u64 rnbc;
 679         u64 ruc;
 680         u64 rfc;
 681         u64 roc;
 682         u64 rjc;
 683         u64 mgprc;
 684         u64 mgpdc;
 685         u64 mgptc;
 686         u64 tor;
 687         u64 tot;
 688         u64 tpr;
 689         u64 tpt;
 690         u64 ptc64;
 691         u64 ptc127;
 692         u64 ptc255;
 693         u64 ptc511;
 694         u64 ptc1023;
 695         u64 ptc1522;
 696         u64 mptc;
 697         u64 bptc;
 698         u64 tsctc;
 699         u64 tsctfc;
 700         u64 iac;
 701         u64 icrxptc;
 702         u64 icrxatc;
 703         u64 ictxptc;
 704         u64 ictxatc;
 705         u64 ictxqec;
 706         u64 ictxqmtc;
 707         u64 icrxdmtc;
 708         u64 icrxoc;
 709 };
 710
 711 struct e1000_phy_stats {
 712         u32 idle_errors;
 713         u32 receive_errors;
 714 };
 715
 716 struct e1000_host_mng_dhcp_cookie {
 717         u32 signature;
 718         u8  status;
 719         u8  reserved0;
 720         u16 vlan_id;
 721         u32 reserved1;
 722         u16 reserved2;
 723         u8  reserved3;
 724         u8  checksum;
 725 };
 726
 727 /* Host Interface "Rev 1" */
 728 struct e1000_host_command_header {
 729         u8 command_id;
 730         u8 command_length;
 731         u8 command_options;
 732         u8 checksum;
 733 };
 734
 735 #define E1000_HI_MAX_DATA_LENGTH     252
 736 struct e1000_host_command_info {
 737         struct e1000_host_command_header command_header;
 738         u8 command_data[E1000_HI_MAX_DATA_LENGTH];
 739 };
 740
 741 /* Host Interface "Rev 2" */
 742 struct e1000_host_mng_command_header {
 743         u8  command_id;
 744         u8  checksum;
 745         u16 reserved1;
 746         u16 reserved2;
 747         u16 command_length;
 748 };
 749
 750 #define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8
 751 struct e1000_host_mng_command_info {
 752         struct e1000_host_mng_command_header command_header;
 753         u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
 754 };
 755
 756 /* Function pointers and static data for the MAC. */
 757 struct e1000_mac_operations {
 758         s32  (*id_led_init)(struct e1000_hw *);
 759         bool (*check_mng_mode)(struct e1000_hw *);
 760         s32  (*check_for_link)(struct e1000_hw *);
 761         s32  (*cleanup_led)(struct e1000_hw *);
 762         void (*clear_hw_cntrs)(struct e1000_hw *);
 763         void (*clear_vfta)(struct e1000_hw *);
 764         s32  (*get_bus_info)(struct e1000_hw *);
 765         void (*set_lan_id)(struct e1000_hw *);
 766         s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
 767         s32  (*led_on)(struct e1000_hw *);
 768         s32  (*led_off)(struct e1000_hw *);
 769         void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
 770         s32  (*reset_hw)(struct e1000_hw *);
 771         s32  (*init_hw)(struct e1000_hw *);
 772         s32  (*setup_link)(struct e1000_hw *);
 773         s32  (*setup_physical_interface)(struct e1000_hw *);
 774         s32  (*setup_led)(struct e1000_hw *);
 775         void (*write_vfta)(struct e1000_hw *, u32, u32);
 776         s32  (*read_mac_addr)(struct e1000_hw *);
 777 };
 778
 779 /* Function pointers for the PHY. */
 780 struct e1000_phy_operations {
 781         s32  (*acquire)(struct e1000_hw *);
 782         s32  (*cfg_on_link_up)(struct e1000_hw *);
 783         s32  (*check_polarity)(struct e1000_hw *);
 784         s32  (*check_reset_block)(struct e1000_hw *);
 785         s32  (*commit)(struct e1000_hw *);
 786         s32  (*force_speed_duplex)(struct e1000_hw *);
 787         s32  (*get_cfg_done)(struct e1000_hw *hw);
 788         s32  (*get_cable_length)(struct e1000_hw *);
 789         s32  (*get_info)(struct e1000_hw *);
 790         s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
 791         s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
 792         void (*release)(struct e1000_hw *);
 793         s32  (*reset)(struct e1000_hw *);
 794         s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
 795         s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
 796         s32  (*write_reg)(struct e1000_hw *, u32, u16);
 797         s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
 798         void (*power_up)(struct e1000_hw *);
 799         void (*power_down)(struct e1000_hw *);
 800 };
 801
 802 /* Function pointers for the NVM. */
 803 struct e1000_nvm_operations {
 804         s32  (*acquire)(struct e1000_hw *);
 805         s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
 806         void (*release)(struct e1000_hw *);
 807         s32  (*update)(struct e1000_hw *);
 808         s32  (*valid_led_default)(struct e1000_hw *, u16 *);
 809         s32  (*validate)(struct e1000_hw *);
 810         s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
 811 };
 812
 813 struct e1000_mac_info {
 814         struct e1000_mac_operations ops;
 815
 816         u8 addr[6];
 817         u8 perm_addr[6];
 818
 819         enum e1000_mac_type type;
 820
 821         u32 collision_delta;
 822         u32 ledctl_default;
 823         u32 ledctl_mode1;
 824         u32 ledctl_mode2;
 825         u32 mc_filter_type;
 826         u32 tx_packet_delta;
 827         u32 txcw;
 828
 829         u16 current_ifs_val;
 830         u16 ifs_max_val;
 831         u16 ifs_min_val;
 832         u16 ifs_ratio;
 833         u16 ifs_step_size;
 834         u16 mta_reg_count;
 835
 836         /* Maximum size of the MTA register table in all supported adapters */
 837         #define MAX_MTA_REG 128
 838         u32 mta_shadow[MAX_MTA_REG];
 839         u16 rar_entry_count;
 840
 841         u8  forced_speed_duplex;
 842
 843         bool adaptive_ifs;
 844         bool has_fwsm;
 845         bool arc_subsystem_valid;
 846         bool autoneg;
 847         bool autoneg_failed;
 848         bool get_link_status;
 849         bool in_ifs_mode;
 850         bool serdes_has_link;
 851         bool tx_pkt_filtering;
 852         enum e1000_serdes_link_state serdes_link_state;
 853 };
 854
 855 struct e1000_phy_info {
 856         struct e1000_phy_operations ops;
 857
 858         enum e1000_phy_type type;
 859
 860         enum e1000_1000t_rx_status local_rx;
 861         enum e1000_1000t_rx_status remote_rx;
 862         enum e1000_ms_type ms_type;
 863         enum e1000_ms_type original_ms_type;
 864         enum e1000_rev_polarity cable_polarity;
 865         enum e1000_smart_speed smart_speed;
 866
 867         u32 addr;
 868         u32 id;
 869         u32 reset_delay_us; /* in usec */
 870         u32 revision;
 871
 872         enum e1000_media_type media_type;
 873
 874         u16 autoneg_advertised;
 875         u16 autoneg_mask;
 876         u16 cable_length;
 877         u16 max_cable_length;
 878         u16 min_cable_length;
 879
 880         u8 mdix;
 881
 882         bool disable_polarity_correction;
 883         bool is_mdix;
 884         bool polarity_correction;
 885         bool speed_downgraded;
 886         bool autoneg_wait_to_complete;
 887 };
 888
 889 struct e1000_nvm_info {
 890         struct e1000_nvm_operations ops;
 891
 892         enum e1000_nvm_type type;
 893         enum e1000_nvm_override override;
 894
 895         u32 flash_bank_size;
 896         u32 flash_base_addr;
 897
 898         u16 word_size;
 899         u16 delay_usec;
 900         u16 address_bits;
 901         u16 opcode_bits;
 902         u16 page_size;
 903 };
 904
 905 struct e1000_bus_info {
 906         enum e1000_bus_width width;
 907
 908         u16 func;
 909 };
 910
 911 struct e1000_fc_info {
 912         u32 high_water;          /* Flow control high-water mark */
 913         u32 low_water;           /* Flow control low-water mark */
 914         u16 pause_time;          /* Flow control pause timer */
 915         u16 refresh_time;        /* Flow control refresh timer */
 916         bool send_xon;           /* Flow control send XON */
 917         bool strict_ieee;        /* Strict IEEE mode */
 918         enum e1000_fc_mode current_mode; /* FC mode in effect */
 919         enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
 920 };
 921
 922 struct e1000_dev_spec_82571 {
 923         bool laa_is_present;
 924         u32 smb_counter;
 925 };
 926
 927 struct e1000_dev_spec_80003es2lan {
 928         bool  mdic_wa_enable;
 929 };
 930
 931 struct e1000_shadow_ram {
 932         u16  value;
 933         bool modified;
 934 };
 935
 936 #define E1000_ICH8_SHADOW_RAM_WORDS             2048
 937
 938 struct e1000_dev_spec_ich8lan {
 939         bool kmrn_lock_loss_workaround_enabled;
 940         struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
 941         bool nvm_k1_enabled;
 942         bool eee_disable;
 943 };
 944
 945 struct e1000_hw {
 946         struct e1000_adapter *adapter;
 947
 948         u8 __iomem *hw_addr;
 949         u8 __iomem *flash_address;
 950
 951         struct e1000_mac_info  mac;
 952         struct e1000_fc_info   fc;
 953         struct e1000_phy_info  phy;
 954         struct e1000_nvm_info  nvm;
 955         struct e1000_bus_info  bus;
 956         struct e1000_host_mng_dhcp_cookie mng_cookie;
 957
 958         union {
 959                 struct e1000_dev_spec_82571     e82571;
 960                 struct e1000_dev_spec_80003es2lan e80003es2lan;
 961                 struct e1000_dev_spec_ich8lan   ich8lan;
 962         } dev_spec;
 963 };
 964
 965 #endif