linux/drivers/infiniband/hw/ipath/ipath_registers.h
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   1/*
   2 * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved.
   3 * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
   4 *
   5 * This software is available to you under a choice of one of two
   6 * licenses.  You may choose to be licensed under the terms of the GNU
   7 * General Public License (GPL) Version 2, available from the file
   8 * COPYING in the main directory of this source tree, or the
   9 * OpenIB.org BSD license below:
  10 *
  11 *     Redistribution and use in source and binary forms, with or
  12 *     without modification, are permitted provided that the following
  13 *     conditions are met:
  14 *
  15 *      - Redistributions of source code must retain the above
  16 *        copyright notice, this list of conditions and the following
  17 *        disclaimer.
  18 *
  19 *      - Redistributions in binary form must reproduce the above
  20 *        copyright notice, this list of conditions and the following
  21 *        disclaimer in the documentation and/or other materials
  22 *        provided with the distribution.
  23 *
  24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  31 * SOFTWARE.
  32 */
  33
  34#ifndef _IPATH_REGISTERS_H
  35#define _IPATH_REGISTERS_H
  36
  37/*
  38 * This file should only be included by kernel source, and by the diags.  It
  39 * defines the registers, and their contents, for InfiniPath chips.
  40 */
  41
  42/*
  43 * These are the InfiniPath register and buffer bit definitions,
  44 * that are visible to software, and needed only by the kernel
  45 * and diag code.  A few, that are visible to protocol and user
  46 * code are in ipath_common.h.  Some bits are specific
  47 * to a given chip implementation, and have been moved to the
  48 * chip-specific source file
  49 */
  50
  51/* kr_revision bits */
  52#define INFINIPATH_R_CHIPREVMINOR_MASK 0xFF
  53#define INFINIPATH_R_CHIPREVMINOR_SHIFT 0
  54#define INFINIPATH_R_CHIPREVMAJOR_MASK 0xFF
  55#define INFINIPATH_R_CHIPREVMAJOR_SHIFT 8
  56#define INFINIPATH_R_ARCH_MASK 0xFF
  57#define INFINIPATH_R_ARCH_SHIFT 16
  58#define INFINIPATH_R_SOFTWARE_MASK 0xFF
  59#define INFINIPATH_R_SOFTWARE_SHIFT 24
  60#define INFINIPATH_R_BOARDID_MASK 0xFF
  61#define INFINIPATH_R_BOARDID_SHIFT 32
  62
  63/* kr_control bits */
  64#define INFINIPATH_C_FREEZEMODE 0x00000002
  65#define INFINIPATH_C_LINKENABLE 0x00000004
  66
  67/* kr_sendctrl bits */
  68#define INFINIPATH_S_DISARMPIOBUF_SHIFT 16
  69#define INFINIPATH_S_UPDTHRESH_SHIFT 24
  70#define INFINIPATH_S_UPDTHRESH_MASK 0x1f
  71
  72#define IPATH_S_ABORT           0
  73#define IPATH_S_PIOINTBUFAVAIL  1
  74#define IPATH_S_PIOBUFAVAILUPD  2
  75#define IPATH_S_PIOENABLE       3
  76#define IPATH_S_SDMAINTENABLE   9
  77#define IPATH_S_SDMASINGLEDESCRIPTOR    10
  78#define IPATH_S_SDMAENABLE      11
  79#define IPATH_S_SDMAHALT        12
  80#define IPATH_S_DISARM          31
  81
  82#define INFINIPATH_S_ABORT              (1U << IPATH_S_ABORT)
  83#define INFINIPATH_S_PIOINTBUFAVAIL     (1U << IPATH_S_PIOINTBUFAVAIL)
  84#define INFINIPATH_S_PIOBUFAVAILUPD     (1U << IPATH_S_PIOBUFAVAILUPD)
  85#define INFINIPATH_S_PIOENABLE          (1U << IPATH_S_PIOENABLE)
  86#define INFINIPATH_S_SDMAINTENABLE      (1U << IPATH_S_SDMAINTENABLE)
  87#define INFINIPATH_S_SDMASINGLEDESCRIPTOR \
  88                                        (1U << IPATH_S_SDMASINGLEDESCRIPTOR)
  89#define INFINIPATH_S_SDMAENABLE         (1U << IPATH_S_SDMAENABLE)
  90#define INFINIPATH_S_SDMAHALT           (1U << IPATH_S_SDMAHALT)
  91#define INFINIPATH_S_DISARM             (1U << IPATH_S_DISARM)
  92
  93/* kr_rcvctrl bits that are the same on multiple chips */
  94#define INFINIPATH_R_PORTENABLE_SHIFT 0
  95#define INFINIPATH_R_QPMAP_ENABLE (1ULL << 38)
  96
  97/* kr_intstatus, kr_intclear, kr_intmask bits */
  98#define INFINIPATH_I_SDMAINT            0x8000000000000000ULL
  99#define INFINIPATH_I_SDMADISABLED       0x4000000000000000ULL
 100#define INFINIPATH_I_ERROR              0x0000000080000000ULL
 101#define INFINIPATH_I_SPIOSENT           0x0000000040000000ULL
 102#define INFINIPATH_I_SPIOBUFAVAIL       0x0000000020000000ULL
 103#define INFINIPATH_I_GPIO               0x0000000010000000ULL
 104#define INFINIPATH_I_JINT               0x0000000004000000ULL
 105
 106/* kr_errorstatus, kr_errorclear, kr_errormask bits */
 107#define INFINIPATH_E_RFORMATERR                 0x0000000000000001ULL
 108#define INFINIPATH_E_RVCRC                      0x0000000000000002ULL
 109#define INFINIPATH_E_RICRC                      0x0000000000000004ULL
 110#define INFINIPATH_E_RMINPKTLEN                 0x0000000000000008ULL
 111#define INFINIPATH_E_RMAXPKTLEN                 0x0000000000000010ULL
 112#define INFINIPATH_E_RLONGPKTLEN                0x0000000000000020ULL
 113#define INFINIPATH_E_RSHORTPKTLEN               0x0000000000000040ULL
 114#define INFINIPATH_E_RUNEXPCHAR                 0x0000000000000080ULL
 115#define INFINIPATH_E_RUNSUPVL                   0x0000000000000100ULL
 116#define INFINIPATH_E_REBP                       0x0000000000000200ULL
 117#define INFINIPATH_E_RIBFLOW                    0x0000000000000400ULL
 118#define INFINIPATH_E_RBADVERSION                0x0000000000000800ULL
 119#define INFINIPATH_E_RRCVEGRFULL                0x0000000000001000ULL
 120#define INFINIPATH_E_RRCVHDRFULL                0x0000000000002000ULL
 121#define INFINIPATH_E_RBADTID                    0x0000000000004000ULL
 122#define INFINIPATH_E_RHDRLEN                    0x0000000000008000ULL
 123#define INFINIPATH_E_RHDR                       0x0000000000010000ULL
 124#define INFINIPATH_E_RIBLOSTLINK                0x0000000000020000ULL
 125#define INFINIPATH_E_SENDSPECIALTRIGGER         0x0000000008000000ULL
 126#define INFINIPATH_E_SDMADISABLED               0x0000000010000000ULL
 127#define INFINIPATH_E_SMINPKTLEN                 0x0000000020000000ULL
 128#define INFINIPATH_E_SMAXPKTLEN                 0x0000000040000000ULL
 129#define INFINIPATH_E_SUNDERRUN                  0x0000000080000000ULL
 130#define INFINIPATH_E_SPKTLEN                    0x0000000100000000ULL
 131#define INFINIPATH_E_SDROPPEDSMPPKT             0x0000000200000000ULL
 132#define INFINIPATH_E_SDROPPEDDATAPKT            0x0000000400000000ULL
 133#define INFINIPATH_E_SPIOARMLAUNCH              0x0000000800000000ULL
 134#define INFINIPATH_E_SUNEXPERRPKTNUM            0x0000001000000000ULL
 135#define INFINIPATH_E_SUNSUPVL                   0x0000002000000000ULL
 136#define INFINIPATH_E_SENDBUFMISUSE              0x0000004000000000ULL
 137#define INFINIPATH_E_SDMAGENMISMATCH            0x0000008000000000ULL
 138#define INFINIPATH_E_SDMAOUTOFBOUND             0x0000010000000000ULL
 139#define INFINIPATH_E_SDMATAILOUTOFBOUND         0x0000020000000000ULL
 140#define INFINIPATH_E_SDMABASE                   0x0000040000000000ULL
 141#define INFINIPATH_E_SDMA1STDESC                0x0000080000000000ULL
 142#define INFINIPATH_E_SDMARPYTAG                 0x0000100000000000ULL
 143#define INFINIPATH_E_SDMADWEN                   0x0000200000000000ULL
 144#define INFINIPATH_E_SDMAMISSINGDW              0x0000400000000000ULL
 145#define INFINIPATH_E_SDMAUNEXPDATA              0x0000800000000000ULL
 146#define INFINIPATH_E_IBSTATUSCHANGED            0x0001000000000000ULL
 147#define INFINIPATH_E_INVALIDADDR                0x0002000000000000ULL
 148#define INFINIPATH_E_RESET                      0x0004000000000000ULL
 149#define INFINIPATH_E_HARDWARE                   0x0008000000000000ULL
 150#define INFINIPATH_E_SDMADESCADDRMISALIGN       0x0010000000000000ULL
 151#define INFINIPATH_E_INVALIDEEPCMD              0x0020000000000000ULL
 152
 153/*
 154 * this is used to print "common" packet errors only when the
 155 * __IPATH_ERRPKTDBG bit is set in ipath_debug.
 156 */
 157#define INFINIPATH_E_PKTERRS ( INFINIPATH_E_SPKTLEN \
 158                | INFINIPATH_E_SDROPPEDDATAPKT | INFINIPATH_E_RVCRC \
 159                | INFINIPATH_E_RICRC | INFINIPATH_E_RSHORTPKTLEN \
 160                | INFINIPATH_E_REBP )
 161
 162/* Convenience for decoding Send DMA errors */
 163#define INFINIPATH_E_SDMAERRS ( \
 164        INFINIPATH_E_SDMAGENMISMATCH | INFINIPATH_E_SDMAOUTOFBOUND | \
 165        INFINIPATH_E_SDMATAILOUTOFBOUND | INFINIPATH_E_SDMABASE | \
 166        INFINIPATH_E_SDMA1STDESC | INFINIPATH_E_SDMARPYTAG | \
 167        INFINIPATH_E_SDMADWEN | INFINIPATH_E_SDMAMISSINGDW | \
 168        INFINIPATH_E_SDMAUNEXPDATA | \
 169        INFINIPATH_E_SDMADESCADDRMISALIGN | \
 170        INFINIPATH_E_SDMADISABLED | \
 171        INFINIPATH_E_SENDBUFMISUSE)
 172
 173/* kr_hwerrclear, kr_hwerrmask, kr_hwerrstatus, bits */
 174/* TXEMEMPARITYERR bit 0: PIObuf, 1: PIOpbc, 2: launchfifo
 175 * RXEMEMPARITYERR bit 0: rcvbuf, 1: lookupq, 2:  expTID, 3: eagerTID
 176 *              bit 4: flag buffer, 5: datainfo, 6: header info */
 177#define INFINIPATH_HWE_TXEMEMPARITYERR_MASK 0xFULL
 178#define INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT 40
 179#define INFINIPATH_HWE_RXEMEMPARITYERR_MASK 0x7FULL
 180#define INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT 44
 181#define INFINIPATH_HWE_IBCBUSTOSPCPARITYERR 0x4000000000000000ULL
 182#define INFINIPATH_HWE_IBCBUSFRSPCPARITYERR 0x8000000000000000ULL
 183/* txe mem parity errors (shift by INFINIPATH_HWE_TXEMEMPARITYERR_SHIFT) */
 184#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOBUF   0x1ULL
 185#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOPBC   0x2ULL
 186#define INFINIPATH_HWE_TXEMEMPARITYERR_PIOLAUNCHFIFO 0x4ULL
 187/* rxe mem parity errors (shift by INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT) */
 188#define INFINIPATH_HWE_RXEMEMPARITYERR_RCVBUF   0x01ULL
 189#define INFINIPATH_HWE_RXEMEMPARITYERR_LOOKUPQ  0x02ULL
 190#define INFINIPATH_HWE_RXEMEMPARITYERR_EXPTID   0x04ULL
 191#define INFINIPATH_HWE_RXEMEMPARITYERR_EAGERTID 0x08ULL
 192#define INFINIPATH_HWE_RXEMEMPARITYERR_FLAGBUF  0x10ULL
 193#define INFINIPATH_HWE_RXEMEMPARITYERR_DATAINFO 0x20ULL
 194#define INFINIPATH_HWE_RXEMEMPARITYERR_HDRINFO  0x40ULL
 195/* waldo specific -- find the rest in ipath_6110.c */
 196#define INFINIPATH_HWE_RXDSYNCMEMPARITYERR  0x0000000400000000ULL
 197/* 6120/7220 specific -- find the rest in ipath_6120.c and ipath_7220.c */
 198#define INFINIPATH_HWE_MEMBISTFAILED    0x0040000000000000ULL
 199
 200/* kr_hwdiagctrl bits */
 201#define INFINIPATH_DC_FORCETXEMEMPARITYERR_MASK 0xFULL
 202#define INFINIPATH_DC_FORCETXEMEMPARITYERR_SHIFT 40
 203#define INFINIPATH_DC_FORCERXEMEMPARITYERR_MASK 0x7FULL
 204#define INFINIPATH_DC_FORCERXEMEMPARITYERR_SHIFT 44
 205#define INFINIPATH_DC_FORCERXDSYNCMEMPARITYERR  0x0000000400000000ULL
 206#define INFINIPATH_DC_COUNTERDISABLE            0x1000000000000000ULL
 207#define INFINIPATH_DC_COUNTERWREN               0x2000000000000000ULL
 208#define INFINIPATH_DC_FORCEIBCBUSTOSPCPARITYERR 0x4000000000000000ULL
 209#define INFINIPATH_DC_FORCEIBCBUSFRSPCPARITYERR 0x8000000000000000ULL
 210
 211/* kr_ibcctrl bits */
 212#define INFINIPATH_IBCC_FLOWCTRLPERIOD_MASK 0xFFULL
 213#define INFINIPATH_IBCC_FLOWCTRLPERIOD_SHIFT 0
 214#define INFINIPATH_IBCC_FLOWCTRLWATERMARK_MASK 0xFFULL
 215#define INFINIPATH_IBCC_FLOWCTRLWATERMARK_SHIFT 8
 216#define INFINIPATH_IBCC_LINKINITCMD_MASK 0x3ULL
 217#define INFINIPATH_IBCC_LINKINITCMD_DISABLE 1
 218/* cycle through TS1/TS2 till OK */
 219#define INFINIPATH_IBCC_LINKINITCMD_POLL 2
 220/* wait for TS1, then go on */
 221#define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
 222#define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
 223#define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
 224#define INFINIPATH_IBCC_LINKCMD_DOWN 1          /* move to 0x11 */
 225#define INFINIPATH_IBCC_LINKCMD_ARMED 2         /* move to 0x21 */
 226#define INFINIPATH_IBCC_LINKCMD_ACTIVE 3        /* move to 0x31 */
 227#define INFINIPATH_IBCC_LINKCMD_SHIFT 18
 228#define INFINIPATH_IBCC_MAXPKTLEN_MASK 0x7FFULL
 229#define INFINIPATH_IBCC_MAXPKTLEN_SHIFT 20
 230#define INFINIPATH_IBCC_PHYERRTHRESHOLD_MASK 0xFULL
 231#define INFINIPATH_IBCC_PHYERRTHRESHOLD_SHIFT 32
 232#define INFINIPATH_IBCC_OVERRUNTHRESHOLD_MASK 0xFULL
 233#define INFINIPATH_IBCC_OVERRUNTHRESHOLD_SHIFT 36
 234#define INFINIPATH_IBCC_CREDITSCALE_MASK 0x7ULL
 235#define INFINIPATH_IBCC_CREDITSCALE_SHIFT 40
 236#define INFINIPATH_IBCC_LOOPBACK             0x8000000000000000ULL
 237#define INFINIPATH_IBCC_LINKDOWNDEFAULTSTATE 0x4000000000000000ULL
 238
 239/* kr_ibcstatus bits */
 240#define INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT 0
 241#define INFINIPATH_IBCS_LINKSTATE_MASK 0x7
 242
 243#define INFINIPATH_IBCS_TXREADY       0x40000000
 244#define INFINIPATH_IBCS_TXCREDITOK    0x80000000
 245/* link training states (shift by
 246   INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) */
 247#define INFINIPATH_IBCS_LT_STATE_DISABLED       0x00
 248#define INFINIPATH_IBCS_LT_STATE_LINKUP         0x01
 249#define INFINIPATH_IBCS_LT_STATE_POLLACTIVE     0x02
 250#define INFINIPATH_IBCS_LT_STATE_POLLQUIET      0x03
 251#define INFINIPATH_IBCS_LT_STATE_SLEEPDELAY     0x04
 252#define INFINIPATH_IBCS_LT_STATE_SLEEPQUIET     0x05
 253#define INFINIPATH_IBCS_LT_STATE_CFGDEBOUNCE    0x08
 254#define INFINIPATH_IBCS_LT_STATE_CFGRCVFCFG     0x09
 255#define INFINIPATH_IBCS_LT_STATE_CFGWAITRMT     0x0a
 256#define INFINIPATH_IBCS_LT_STATE_CFGIDLE        0x0b
 257#define INFINIPATH_IBCS_LT_STATE_RECOVERRETRAIN 0x0c
 258#define INFINIPATH_IBCS_LT_STATE_RECOVERWAITRMT 0x0e
 259#define INFINIPATH_IBCS_LT_STATE_RECOVERIDLE    0x0f
 260/* link state machine states (shift by ibcs_ls_shift) */
 261#define INFINIPATH_IBCS_L_STATE_DOWN            0x0
 262#define INFINIPATH_IBCS_L_STATE_INIT            0x1
 263#define INFINIPATH_IBCS_L_STATE_ARM             0x2
 264#define INFINIPATH_IBCS_L_STATE_ACTIVE          0x3
 265#define INFINIPATH_IBCS_L_STATE_ACT_DEFER       0x4
 266
 267
 268/* kr_extstatus bits */
 269#define INFINIPATH_EXTS_SERDESPLLLOCK 0x1
 270#define INFINIPATH_EXTS_GPIOIN_MASK 0xFFFFULL
 271#define INFINIPATH_EXTS_GPIOIN_SHIFT 48
 272
 273/* kr_extctrl bits */
 274#define INFINIPATH_EXTC_GPIOINVERT_MASK 0xFFFFULL
 275#define INFINIPATH_EXTC_GPIOINVERT_SHIFT 32
 276#define INFINIPATH_EXTC_GPIOOE_MASK 0xFFFFULL
 277#define INFINIPATH_EXTC_GPIOOE_SHIFT 48
 278#define INFINIPATH_EXTC_SERDESENABLE         0x80000000ULL
 279#define INFINIPATH_EXTC_SERDESCONNECT        0x40000000ULL
 280#define INFINIPATH_EXTC_SERDESENTRUNKING     0x20000000ULL
 281#define INFINIPATH_EXTC_SERDESDISRXFIFO      0x10000000ULL
 282#define INFINIPATH_EXTC_SERDESENPLPBK1       0x08000000ULL
 283#define INFINIPATH_EXTC_SERDESENPLPBK2       0x04000000ULL
 284#define INFINIPATH_EXTC_SERDESENENCDEC       0x02000000ULL
 285#define INFINIPATH_EXTC_LED1SECPORT_ON       0x00000020ULL
 286#define INFINIPATH_EXTC_LED2SECPORT_ON       0x00000010ULL
 287#define INFINIPATH_EXTC_LED1PRIPORT_ON       0x00000008ULL
 288#define INFINIPATH_EXTC_LED2PRIPORT_ON       0x00000004ULL
 289#define INFINIPATH_EXTC_LEDGBLOK_ON          0x00000002ULL
 290#define INFINIPATH_EXTC_LEDGBLERR_OFF        0x00000001ULL
 291
 292/* kr_partitionkey bits */
 293#define INFINIPATH_PKEY_SIZE 16
 294#define INFINIPATH_PKEY_MASK 0xFFFF
 295#define INFINIPATH_PKEY_DEFAULT_PKEY 0xFFFF
 296
 297/* kr_serdesconfig0 bits */
 298#define INFINIPATH_SERDC0_RESET_MASK  0xfULL    /* overal reset bits */
 299#define INFINIPATH_SERDC0_RESET_PLL   0x10000000ULL     /* pll reset */
 300/* tx idle enables (per lane) */
 301#define INFINIPATH_SERDC0_TXIDLE      0xF000ULL
 302/* rx detect enables (per lane) */
 303#define INFINIPATH_SERDC0_RXDETECT_EN 0xF0000ULL
 304/* L1 Power down; use with RXDETECT, Otherwise not used on IB side */
 305#define INFINIPATH_SERDC0_L1PWR_DN       0xF0ULL
 306
 307/* common kr_xgxsconfig bits (or safe in all, even if not implemented) */
 308#define INFINIPATH_XGXS_RX_POL_SHIFT 19
 309#define INFINIPATH_XGXS_RX_POL_MASK 0xfULL
 310
 311
 312/*
 313 * IPATH_PIO_MAXIBHDR is the max IB header size allowed for in our
 314 * PIO send buffers.  This is well beyond anything currently
 315 * defined in the InfiniBand spec.
 316 */
 317#define IPATH_PIO_MAXIBHDR 128
 318
 319typedef u64 ipath_err_t;
 320
 321/* The following change with the type of device, so
 322 * need to be part of the ipath_devdata struct, or
 323 * we could have problems plugging in devices of
 324 * different types (e.g. one HT, one PCIE)
 325 * in one system, to be managed by one driver.
 326 * On the other hand, this file is may also be included
 327 * by other code, so leave the declarations here
 328 * temporarily. Minor footprint issue if common-model
 329 * linker used, none if C89+ linker used.
 330 */
 331
 332/* mask of defined bits for various registers */
 333extern u64 infinipath_i_bitsextant;
 334extern ipath_err_t infinipath_e_bitsextant, infinipath_hwe_bitsextant;
 335
 336/* masks that are different in various chips, or only exist in some chips */
 337extern u32 infinipath_i_rcvavail_mask, infinipath_i_rcvurg_mask;
 338
 339/*
 340 * These are the infinipath general register numbers (not offsets).
 341 * The kernel registers are used directly, those beyond the kernel
 342 * registers are calculated from one of the base registers.  The use of
 343 * an integer type doesn't allow type-checking as thorough as, say,
 344 * an enum but allows for better hiding of chip differences.
 345 */
 346typedef const u16 ipath_kreg,   /* infinipath general registers */
 347 ipath_creg,                    /* infinipath counter registers */
 348 ipath_sreg;                    /* kernel-only, infinipath send registers */
 349
 350/*
 351 * These are the chip registers common to all infinipath chips, and
 352 * used both by the kernel and the diagnostics or other user code.
 353 * They are all implemented such that 64 bit accesses work.
 354 * Some implement no more than 32 bits.  Because 64 bit reads
 355 * require 2 HT cmds on opteron, we access those with 32 bit
 356 * reads for efficiency (they are written as 64 bits, since
 357 * the extra 32 bits are nearly free on writes, and it slightly reduces
 358 * complexity).  The rest are all accessed as 64 bits.
 359 */
 360struct ipath_kregs {
 361        /* These are the 32 bit group */
 362        ipath_kreg kr_control;
 363        ipath_kreg kr_counterregbase;
 364        ipath_kreg kr_intmask;
 365        ipath_kreg kr_intstatus;
 366        ipath_kreg kr_pagealign;
 367        ipath_kreg kr_portcnt;
 368        ipath_kreg kr_rcvtidbase;
 369        ipath_kreg kr_rcvtidcnt;
 370        ipath_kreg kr_rcvegrbase;
 371        ipath_kreg kr_rcvegrcnt;
 372        ipath_kreg kr_scratch;
 373        ipath_kreg kr_sendctrl;
 374        ipath_kreg kr_sendpiobufbase;
 375        ipath_kreg kr_sendpiobufcnt;
 376        ipath_kreg kr_sendpiosize;
 377        ipath_kreg kr_sendregbase;
 378        ipath_kreg kr_userregbase;
 379        /* These are the 64 bit group */
 380        ipath_kreg kr_debugport;
 381        ipath_kreg kr_debugportselect;
 382        ipath_kreg kr_errorclear;
 383        ipath_kreg kr_errormask;
 384        ipath_kreg kr_errorstatus;
 385        ipath_kreg kr_extctrl;
 386        ipath_kreg kr_extstatus;
 387        ipath_kreg kr_gpio_clear;
 388        ipath_kreg kr_gpio_mask;
 389        ipath_kreg kr_gpio_out;
 390        ipath_kreg kr_gpio_status;
 391        ipath_kreg kr_hwdiagctrl;
 392        ipath_kreg kr_hwerrclear;
 393        ipath_kreg kr_hwerrmask;
 394        ipath_kreg kr_hwerrstatus;
 395        ipath_kreg kr_ibcctrl;
 396        ipath_kreg kr_ibcstatus;
 397        ipath_kreg kr_intblocked;
 398        ipath_kreg kr_intclear;
 399        ipath_kreg kr_interruptconfig;
 400        ipath_kreg kr_mdio;
 401        ipath_kreg kr_partitionkey;
 402        ipath_kreg kr_rcvbthqp;
 403        ipath_kreg kr_rcvbufbase;
 404        ipath_kreg kr_rcvbufsize;
 405        ipath_kreg kr_rcvctrl;
 406        ipath_kreg kr_rcvhdrcnt;
 407        ipath_kreg kr_rcvhdrentsize;
 408        ipath_kreg kr_rcvhdrsize;
 409        ipath_kreg kr_rcvintmembase;
 410        ipath_kreg kr_rcvintmemsize;
 411        ipath_kreg kr_revision;
 412        ipath_kreg kr_sendbuffererror;
 413        ipath_kreg kr_sendpioavailaddr;
 414        ipath_kreg kr_serdesconfig0;
 415        ipath_kreg kr_serdesconfig1;
 416        ipath_kreg kr_serdesstatus;
 417        ipath_kreg kr_txintmembase;
 418        ipath_kreg kr_txintmemsize;
 419        ipath_kreg kr_xgxsconfig;
 420        ipath_kreg kr_ibpllcfg;
 421        /* use these two (and the following N ports) only with
 422         * ipath_k*_kreg64_port(); not *kreg64() */
 423        ipath_kreg kr_rcvhdraddr;
 424        ipath_kreg kr_rcvhdrtailaddr;
 425
 426        /* remaining registers are not present on all types of infinipath
 427           chips  */
 428        ipath_kreg kr_rcvpktledcnt;
 429        ipath_kreg kr_pcierbuftestreg0;
 430        ipath_kreg kr_pcierbuftestreg1;
 431        ipath_kreg kr_pcieq0serdesconfig0;
 432        ipath_kreg kr_pcieq0serdesconfig1;
 433        ipath_kreg kr_pcieq0serdesstatus;
 434        ipath_kreg kr_pcieq1serdesconfig0;
 435        ipath_kreg kr_pcieq1serdesconfig1;
 436        ipath_kreg kr_pcieq1serdesstatus;
 437        ipath_kreg kr_hrtbt_guid;
 438        ipath_kreg kr_ibcddrctrl;
 439        ipath_kreg kr_ibcddrstatus;
 440        ipath_kreg kr_jintreload;
 441
 442        /* send dma related regs */
 443        ipath_kreg kr_senddmabase;
 444        ipath_kreg kr_senddmalengen;
 445        ipath_kreg kr_senddmatail;
 446        ipath_kreg kr_senddmahead;
 447        ipath_kreg kr_senddmaheadaddr;
 448        ipath_kreg kr_senddmabufmask0;
 449        ipath_kreg kr_senddmabufmask1;
 450        ipath_kreg kr_senddmabufmask2;
 451        ipath_kreg kr_senddmastatus;
 452
 453        /* SerDes related regs (IBA7220-only) */
 454        ipath_kreg kr_ibserdesctrl;
 455        ipath_kreg kr_ib_epbacc;
 456        ipath_kreg kr_ib_epbtrans;
 457        ipath_kreg kr_pcie_epbacc;
 458        ipath_kreg kr_pcie_epbtrans;
 459        ipath_kreg kr_ib_ddsrxeq;
 460};
 461
 462struct ipath_cregs {
 463        ipath_creg cr_badformatcnt;
 464        ipath_creg cr_erricrccnt;
 465        ipath_creg cr_errlinkcnt;
 466        ipath_creg cr_errlpcrccnt;
 467        ipath_creg cr_errpkey;
 468        ipath_creg cr_errrcvflowctrlcnt;
 469        ipath_creg cr_err_rlencnt;
 470        ipath_creg cr_errslencnt;
 471        ipath_creg cr_errtidfull;
 472        ipath_creg cr_errtidvalid;
 473        ipath_creg cr_errvcrccnt;
 474        ipath_creg cr_ibstatuschange;
 475        ipath_creg cr_intcnt;
 476        ipath_creg cr_invalidrlencnt;
 477        ipath_creg cr_invalidslencnt;
 478        ipath_creg cr_lbflowstallcnt;
 479        ipath_creg cr_iblinkdowncnt;
 480        ipath_creg cr_iblinkerrrecovcnt;
 481        ipath_creg cr_ibsymbolerrcnt;
 482        ipath_creg cr_pktrcvcnt;
 483        ipath_creg cr_pktrcvflowctrlcnt;
 484        ipath_creg cr_pktsendcnt;
 485        ipath_creg cr_pktsendflowcnt;
 486        ipath_creg cr_portovflcnt;
 487        ipath_creg cr_rcvebpcnt;
 488        ipath_creg cr_rcvovflcnt;
 489        ipath_creg cr_rxdroppktcnt;
 490        ipath_creg cr_senddropped;
 491        ipath_creg cr_sendstallcnt;
 492        ipath_creg cr_sendunderruncnt;
 493        ipath_creg cr_unsupvlcnt;
 494        ipath_creg cr_wordrcvcnt;
 495        ipath_creg cr_wordsendcnt;
 496        ipath_creg cr_vl15droppedpktcnt;
 497        ipath_creg cr_rxotherlocalphyerrcnt;
 498        ipath_creg cr_excessbufferovflcnt;
 499        ipath_creg cr_locallinkintegrityerrcnt;
 500        ipath_creg cr_rxvlerrcnt;
 501        ipath_creg cr_rxdlidfltrcnt;
 502        ipath_creg cr_psstat;
 503        ipath_creg cr_psstart;
 504        ipath_creg cr_psinterval;
 505        ipath_creg cr_psrcvdatacount;
 506        ipath_creg cr_psrcvpktscount;
 507        ipath_creg cr_psxmitdatacount;
 508        ipath_creg cr_psxmitpktscount;
 509        ipath_creg cr_psxmitwaitcount;
 510};
 511
 512#endif                          /* _IPATH_REGISTERS_H */
 513