linux/drivers/net/ethernet/sfc/ef10_regs.h
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   1/****************************************************************************
   2 * Driver for Solarflare network controllers and boards
   3 * Copyright 2012-2013 Solarflare Communications Inc.
   4 *
   5 * This program is free software; you can redistribute it and/or modify it
   6 * under the terms of the GNU General Public License version 2 as published
   7 * by the Free Software Foundation, incorporated herein by reference.
   8 */
   9
  10#ifndef EFX_EF10_REGS_H
  11#define EFX_EF10_REGS_H
  12
  13/* EF10 hardware architecture definitions have a name prefix following
  14 * the format:
  15 *
  16 *     E<type>_<min-rev><max-rev>_
  17 *
  18 * The following <type> strings are used:
  19 *
  20 *             MMIO register  Host memory structure
  21 * -------------------------------------------------------------
  22 * Address     R
  23 * Bitfield    RF             SF
  24 * Enumerator  FE             SE
  25 *
  26 * <min-rev> is the first revision to which the definition applies:
  27 *
  28 *     D: Huntington A0
  29 *
  30 * If the definition has been changed or removed in later revisions
  31 * then <max-rev> is the last revision to which the definition applies;
  32 * otherwise it is "Z".
  33 */
  34
  35/**************************************************************************
  36 *
  37 * EF10 registers and descriptors
  38 *
  39 **************************************************************************
  40 */
  41
  42/* BIU_HW_REV_ID_REG:  */
  43#define ER_DZ_BIU_HW_REV_ID 0x00000000
  44#define ERF_DZ_HW_REV_ID_LBN 0
  45#define ERF_DZ_HW_REV_ID_WIDTH 32
  46
  47/* BIU_MC_SFT_STATUS_REG:  */
  48#define ER_DZ_BIU_MC_SFT_STATUS 0x00000010
  49#define ER_DZ_BIU_MC_SFT_STATUS_STEP 4
  50#define ER_DZ_BIU_MC_SFT_STATUS_ROWS 8
  51#define ERF_DZ_MC_SFT_STATUS_LBN 0
  52#define ERF_DZ_MC_SFT_STATUS_WIDTH 32
  53
  54/* BIU_INT_ISR_REG:  */
  55#define ER_DZ_BIU_INT_ISR 0x00000090
  56#define ERF_DZ_ISR_REG_LBN 0
  57#define ERF_DZ_ISR_REG_WIDTH 32
  58
  59/* MC_DB_LWRD_REG:  */
  60#define ER_DZ_MC_DB_LWRD 0x00000200
  61#define ERF_DZ_MC_DOORBELL_L_LBN 0
  62#define ERF_DZ_MC_DOORBELL_L_WIDTH 32
  63
  64/* MC_DB_HWRD_REG:  */
  65#define ER_DZ_MC_DB_HWRD 0x00000204
  66#define ERF_DZ_MC_DOORBELL_H_LBN 0
  67#define ERF_DZ_MC_DOORBELL_H_WIDTH 32
  68
  69/* EVQ_RPTR_REG:  */
  70#define ER_DZ_EVQ_RPTR 0x00000400
  71#define ER_DZ_EVQ_RPTR_STEP 8192
  72#define ER_DZ_EVQ_RPTR_ROWS 2048
  73#define ERF_DZ_EVQ_RPTR_VLD_LBN 15
  74#define ERF_DZ_EVQ_RPTR_VLD_WIDTH 1
  75#define ERF_DZ_EVQ_RPTR_LBN 0
  76#define ERF_DZ_EVQ_RPTR_WIDTH 15
  77
  78/* EVQ_TMR_REG:  */
  79#define ER_DZ_EVQ_TMR 0x00000420
  80#define ER_DZ_EVQ_TMR_STEP 8192
  81#define ER_DZ_EVQ_TMR_ROWS 2048
  82#define ERF_DZ_TC_TIMER_MODE_LBN 14
  83#define ERF_DZ_TC_TIMER_MODE_WIDTH 2
  84#define ERF_DZ_TC_TIMER_VAL_LBN 0
  85#define ERF_DZ_TC_TIMER_VAL_WIDTH 14
  86
  87/* RX_DESC_UPD_REG:  */
  88#define ER_DZ_RX_DESC_UPD 0x00000830
  89#define ER_DZ_RX_DESC_UPD_STEP 8192
  90#define ER_DZ_RX_DESC_UPD_ROWS 2048
  91#define ERF_DZ_RX_DESC_WPTR_LBN 0
  92#define ERF_DZ_RX_DESC_WPTR_WIDTH 12
  93
  94/* TX_DESC_UPD_REG:  */
  95#define ER_DZ_TX_DESC_UPD 0x00000a10
  96#define ER_DZ_TX_DESC_UPD_STEP 8192
  97#define ER_DZ_TX_DESC_UPD_ROWS 2048
  98#define ERF_DZ_RSVD_LBN 76
  99#define ERF_DZ_RSVD_WIDTH 20
 100#define ERF_DZ_TX_DESC_WPTR_LBN 64
 101#define ERF_DZ_TX_DESC_WPTR_WIDTH 12
 102#define ERF_DZ_TX_DESC_HWORD_LBN 32
 103#define ERF_DZ_TX_DESC_HWORD_WIDTH 32
 104#define ERF_DZ_TX_DESC_LWORD_LBN 0
 105#define ERF_DZ_TX_DESC_LWORD_WIDTH 32
 106
 107/* DRIVER_EV */
 108#define ESF_DZ_DRV_CODE_LBN 60
 109#define ESF_DZ_DRV_CODE_WIDTH 4
 110#define ESF_DZ_DRV_SUB_CODE_LBN 56
 111#define ESF_DZ_DRV_SUB_CODE_WIDTH 4
 112#define ESE_DZ_DRV_TIMER_EV 3
 113#define ESE_DZ_DRV_START_UP_EV 2
 114#define ESE_DZ_DRV_WAKE_UP_EV 1
 115#define ESF_DZ_DRV_SUB_DATA_LBN 0
 116#define ESF_DZ_DRV_SUB_DATA_WIDTH 56
 117#define ESF_DZ_DRV_EVQ_ID_LBN 0
 118#define ESF_DZ_DRV_EVQ_ID_WIDTH 14
 119#define ESF_DZ_DRV_TMR_ID_LBN 0
 120#define ESF_DZ_DRV_TMR_ID_WIDTH 14
 121
 122/* EVENT_ENTRY */
 123#define ESF_DZ_EV_CODE_LBN 60
 124#define ESF_DZ_EV_CODE_WIDTH 4
 125#define ESE_DZ_EV_CODE_MCDI_EV 12
 126#define ESE_DZ_EV_CODE_DRIVER_EV 5
 127#define ESE_DZ_EV_CODE_TX_EV 2
 128#define ESE_DZ_EV_CODE_RX_EV 0
 129#define ESE_DZ_OTHER other
 130#define ESF_DZ_EV_DATA_LBN 0
 131#define ESF_DZ_EV_DATA_WIDTH 60
 132
 133/* MC_EVENT */
 134#define ESF_DZ_MC_CODE_LBN 60
 135#define ESF_DZ_MC_CODE_WIDTH 4
 136#define ESF_DZ_MC_OVERRIDE_HOLDOFF_LBN 59
 137#define ESF_DZ_MC_OVERRIDE_HOLDOFF_WIDTH 1
 138#define ESF_DZ_MC_DROP_EVENT_LBN 58
 139#define ESF_DZ_MC_DROP_EVENT_WIDTH 1
 140#define ESF_DZ_MC_SOFT_LBN 0
 141#define ESF_DZ_MC_SOFT_WIDTH 58
 142
 143/* RX_EVENT */
 144#define ESF_DZ_RX_CODE_LBN 60
 145#define ESF_DZ_RX_CODE_WIDTH 4
 146#define ESF_DZ_RX_OVERRIDE_HOLDOFF_LBN 59
 147#define ESF_DZ_RX_OVERRIDE_HOLDOFF_WIDTH 1
 148#define ESF_DZ_RX_DROP_EVENT_LBN 58
 149#define ESF_DZ_RX_DROP_EVENT_WIDTH 1
 150#define ESF_DZ_RX_EV_RSVD2_LBN 54
 151#define ESF_DZ_RX_EV_RSVD2_WIDTH 4
 152#define ESF_DZ_RX_EV_SOFT2_LBN 52
 153#define ESF_DZ_RX_EV_SOFT2_WIDTH 2
 154#define ESF_DZ_RX_DSC_PTR_LBITS_LBN 48
 155#define ESF_DZ_RX_DSC_PTR_LBITS_WIDTH 4
 156#define ESF_DZ_RX_L4_CLASS_LBN 45
 157#define ESF_DZ_RX_L4_CLASS_WIDTH 3
 158#define ESE_DZ_L4_CLASS_RSVD7 7
 159#define ESE_DZ_L4_CLASS_RSVD6 6
 160#define ESE_DZ_L4_CLASS_RSVD5 5
 161#define ESE_DZ_L4_CLASS_RSVD4 4
 162#define ESE_DZ_L4_CLASS_RSVD3 3
 163#define ESE_DZ_L4_CLASS_UDP 2
 164#define ESE_DZ_L4_CLASS_TCP 1
 165#define ESE_DZ_L4_CLASS_UNKNOWN 0
 166#define ESF_DZ_RX_L3_CLASS_LBN 42
 167#define ESF_DZ_RX_L3_CLASS_WIDTH 3
 168#define ESE_DZ_L3_CLASS_RSVD7 7
 169#define ESE_DZ_L3_CLASS_IP6_FRAG 6
 170#define ESE_DZ_L3_CLASS_ARP 5
 171#define ESE_DZ_L3_CLASS_IP4_FRAG 4
 172#define ESE_DZ_L3_CLASS_FCOE 3
 173#define ESE_DZ_L3_CLASS_IP6 2
 174#define ESE_DZ_L3_CLASS_IP4 1
 175#define ESE_DZ_L3_CLASS_UNKNOWN 0
 176#define ESF_DZ_RX_ETH_TAG_CLASS_LBN 39
 177#define ESF_DZ_RX_ETH_TAG_CLASS_WIDTH 3
 178#define ESE_DZ_ETH_TAG_CLASS_RSVD7 7
 179#define ESE_DZ_ETH_TAG_CLASS_RSVD6 6
 180#define ESE_DZ_ETH_TAG_CLASS_RSVD5 5
 181#define ESE_DZ_ETH_TAG_CLASS_RSVD4 4
 182#define ESE_DZ_ETH_TAG_CLASS_RSVD3 3
 183#define ESE_DZ_ETH_TAG_CLASS_VLAN2 2
 184#define ESE_DZ_ETH_TAG_CLASS_VLAN1 1
 185#define ESE_DZ_ETH_TAG_CLASS_NONE 0
 186#define ESF_DZ_RX_ETH_BASE_CLASS_LBN 36
 187#define ESF_DZ_RX_ETH_BASE_CLASS_WIDTH 3
 188#define ESE_DZ_ETH_BASE_CLASS_LLC_SNAP 2
 189#define ESE_DZ_ETH_BASE_CLASS_LLC 1
 190#define ESE_DZ_ETH_BASE_CLASS_ETH2 0
 191#define ESF_DZ_RX_MAC_CLASS_LBN 35
 192#define ESF_DZ_RX_MAC_CLASS_WIDTH 1
 193#define ESE_DZ_MAC_CLASS_MCAST 1
 194#define ESE_DZ_MAC_CLASS_UCAST 0
 195#define ESF_DZ_RX_EV_SOFT1_LBN 32
 196#define ESF_DZ_RX_EV_SOFT1_WIDTH 3
 197#define ESF_DZ_RX_EV_RSVD1_LBN 31
 198#define ESF_DZ_RX_EV_RSVD1_WIDTH 1
 199#define ESF_DZ_RX_ABORT_LBN 30
 200#define ESF_DZ_RX_ABORT_WIDTH 1
 201#define ESF_DZ_RX_ECC_ERR_LBN 29
 202#define ESF_DZ_RX_ECC_ERR_WIDTH 1
 203#define ESF_DZ_RX_CRC1_ERR_LBN 28
 204#define ESF_DZ_RX_CRC1_ERR_WIDTH 1
 205#define ESF_DZ_RX_CRC0_ERR_LBN 27
 206#define ESF_DZ_RX_CRC0_ERR_WIDTH 1
 207#define ESF_DZ_RX_TCPUDP_CKSUM_ERR_LBN 26
 208#define ESF_DZ_RX_TCPUDP_CKSUM_ERR_WIDTH 1
 209#define ESF_DZ_RX_IPCKSUM_ERR_LBN 25
 210#define ESF_DZ_RX_IPCKSUM_ERR_WIDTH 1
 211#define ESF_DZ_RX_ECRC_ERR_LBN 24
 212#define ESF_DZ_RX_ECRC_ERR_WIDTH 1
 213#define ESF_DZ_RX_QLABEL_LBN 16
 214#define ESF_DZ_RX_QLABEL_WIDTH 5
 215#define ESF_DZ_RX_PARSE_INCOMPLETE_LBN 15
 216#define ESF_DZ_RX_PARSE_INCOMPLETE_WIDTH 1
 217#define ESF_DZ_RX_CONT_LBN 14
 218#define ESF_DZ_RX_CONT_WIDTH 1
 219#define ESF_DZ_RX_BYTES_LBN 0
 220#define ESF_DZ_RX_BYTES_WIDTH 14
 221
 222/* RX_KER_DESC */
 223#define ESF_DZ_RX_KER_RESERVED_LBN 62
 224#define ESF_DZ_RX_KER_RESERVED_WIDTH 2
 225#define ESF_DZ_RX_KER_BYTE_CNT_LBN 48
 226#define ESF_DZ_RX_KER_BYTE_CNT_WIDTH 14
 227#define ESF_DZ_RX_KER_BUF_ADDR_LBN 0
 228#define ESF_DZ_RX_KER_BUF_ADDR_WIDTH 48
 229
 230/* TX_CSUM_TSTAMP_DESC */
 231#define ESF_DZ_TX_DESC_IS_OPT_LBN 63
 232#define ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
 233#define ESF_DZ_TX_OPTION_TYPE_LBN 60
 234#define ESF_DZ_TX_OPTION_TYPE_WIDTH 3
 235#define ESE_DZ_TX_OPTION_DESC_TSO 7
 236#define ESE_DZ_TX_OPTION_DESC_VLAN 6
 237#define ESE_DZ_TX_OPTION_DESC_CRC_CSUM 0
 238#define ESF_DZ_TX_TIMESTAMP_LBN 5
 239#define ESF_DZ_TX_TIMESTAMP_WIDTH 1
 240#define ESF_DZ_TX_OPTION_CRC_MODE_LBN 2
 241#define ESF_DZ_TX_OPTION_CRC_MODE_WIDTH 3
 242#define ESE_DZ_TX_OPTION_CRC_FCOIP_MPA 5
 243#define ESE_DZ_TX_OPTION_CRC_FCOIP_FCOE 4
 244#define ESE_DZ_TX_OPTION_CRC_ISCSI_HDR_AND_PYLD 3
 245#define ESE_DZ_TX_OPTION_CRC_ISCSI_HDR 2
 246#define ESE_DZ_TX_OPTION_CRC_FCOE 1
 247#define ESE_DZ_TX_OPTION_CRC_OFF 0
 248#define ESF_DZ_TX_OPTION_UDP_TCP_CSUM_LBN 1
 249#define ESF_DZ_TX_OPTION_UDP_TCP_CSUM_WIDTH 1
 250#define ESF_DZ_TX_OPTION_IP_CSUM_LBN 0
 251#define ESF_DZ_TX_OPTION_IP_CSUM_WIDTH 1
 252
 253/* TX_EVENT */
 254#define ESF_DZ_TX_CODE_LBN 60
 255#define ESF_DZ_TX_CODE_WIDTH 4
 256#define ESF_DZ_TX_OVERRIDE_HOLDOFF_LBN 59
 257#define ESF_DZ_TX_OVERRIDE_HOLDOFF_WIDTH 1
 258#define ESF_DZ_TX_DROP_EVENT_LBN 58
 259#define ESF_DZ_TX_DROP_EVENT_WIDTH 1
 260#define ESF_DZ_TX_EV_RSVD_LBN 48
 261#define ESF_DZ_TX_EV_RSVD_WIDTH 10
 262#define ESF_DZ_TX_SOFT2_LBN 32
 263#define ESF_DZ_TX_SOFT2_WIDTH 16
 264#define ESF_DZ_TX_CAN_MERGE_LBN 31
 265#define ESF_DZ_TX_CAN_MERGE_WIDTH 1
 266#define ESF_DZ_TX_SOFT1_LBN 24
 267#define ESF_DZ_TX_SOFT1_WIDTH 7
 268#define ESF_DZ_TX_QLABEL_LBN 16
 269#define ESF_DZ_TX_QLABEL_WIDTH 5
 270#define ESF_DZ_TX_DESCR_INDX_LBN 0
 271#define ESF_DZ_TX_DESCR_INDX_WIDTH 16
 272
 273/* TX_KER_DESC */
 274#define ESF_DZ_TX_KER_TYPE_LBN 63
 275#define ESF_DZ_TX_KER_TYPE_WIDTH 1
 276#define ESF_DZ_TX_KER_CONT_LBN 62
 277#define ESF_DZ_TX_KER_CONT_WIDTH 1
 278#define ESF_DZ_TX_KER_BYTE_CNT_LBN 48
 279#define ESF_DZ_TX_KER_BYTE_CNT_WIDTH 14
 280#define ESF_DZ_TX_KER_BUF_ADDR_LBN 0
 281#define ESF_DZ_TX_KER_BUF_ADDR_WIDTH 48
 282
 283/* TX_PIO_DESC */
 284#define ESF_DZ_TX_PIO_TYPE_LBN 63
 285#define ESF_DZ_TX_PIO_TYPE_WIDTH 1
 286#define ESF_DZ_TX_PIO_OPT_LBN 60
 287#define ESF_DZ_TX_PIO_OPT_WIDTH 3
 288#define ESE_DZ_TX_OPTION_DESC_PIO 1
 289#define ESF_DZ_TX_PIO_CONT_LBN 59
 290#define ESF_DZ_TX_PIO_CONT_WIDTH 1
 291#define ESF_DZ_TX_PIO_BYTE_CNT_LBN 32
 292#define ESF_DZ_TX_PIO_BYTE_CNT_WIDTH 12
 293#define ESF_DZ_TX_PIO_BUF_ADDR_LBN 0
 294#define ESF_DZ_TX_PIO_BUF_ADDR_WIDTH 12
 295
 296/* TX_TSO_DESC */
 297#define ESF_DZ_TX_DESC_IS_OPT_LBN 63
 298#define ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
 299#define ESF_DZ_TX_OPTION_TYPE_LBN 60
 300#define ESF_DZ_TX_OPTION_TYPE_WIDTH 3
 301#define ESE_DZ_TX_OPTION_DESC_TSO 7
 302#define ESE_DZ_TX_OPTION_DESC_VLAN 6
 303#define ESE_DZ_TX_OPTION_DESC_CRC_CSUM 0
 304#define ESF_DZ_TX_TSO_TCP_FLAGS_LBN 48
 305#define ESF_DZ_TX_TSO_TCP_FLAGS_WIDTH 8
 306#define ESF_DZ_TX_TSO_IP_ID_LBN 32
 307#define ESF_DZ_TX_TSO_IP_ID_WIDTH 16
 308#define ESF_DZ_TX_TSO_TCP_SEQNO_LBN 0
 309#define ESF_DZ_TX_TSO_TCP_SEQNO_WIDTH 32
 310
 311/*************************************************************************/
 312
 313/* TX_DESC_UPD_REG: Transmit descriptor update register.
 314 * We may write just one dword of these registers.
 315 */
 316#define ER_DZ_TX_DESC_UPD_DWORD         (ER_DZ_TX_DESC_UPD + 2 * 4)
 317#define ERF_DZ_TX_DESC_WPTR_DWORD_LBN   (ERF_DZ_TX_DESC_WPTR_LBN - 2 * 32)
 318#define ERF_DZ_TX_DESC_WPTR_DWORD_WIDTH ERF_DZ_TX_DESC_WPTR_WIDTH
 319
 320/* The workaround for bug 35388 requires multiplexing writes through
 321 * the TX_DESC_UPD_DWORD address.
 322 * TX_DESC_UPD: 0ppppppppppp               (bit 11 lost)
 323 * EVQ_RPTR:    1000hhhhhhhh, 1001llllllll (split into high and low bits)
 324 * EVQ_TMR:     11mmvvvvvvvv               (bits 8:13 of value lost)
 325 */
 326#define ER_DD_EVQ_INDIRECT              ER_DZ_TX_DESC_UPD_DWORD
 327#define ERF_DD_EVQ_IND_RPTR_FLAGS_LBN   8
 328#define ERF_DD_EVQ_IND_RPTR_FLAGS_WIDTH 4
 329#define EFE_DD_EVQ_IND_RPTR_FLAGS_HIGH  8
 330#define EFE_DD_EVQ_IND_RPTR_FLAGS_LOW   9
 331#define ERF_DD_EVQ_IND_RPTR_LBN         0
 332#define ERF_DD_EVQ_IND_RPTR_WIDTH       8
 333#define ERF_DD_EVQ_IND_TIMER_FLAGS_LBN  10
 334#define ERF_DD_EVQ_IND_TIMER_FLAGS_WIDTH 2
 335#define EFE_DD_EVQ_IND_TIMER_FLAGS      3
 336#define ERF_DD_EVQ_IND_TIMER_MODE_LBN   8
 337#define ERF_DD_EVQ_IND_TIMER_MODE_WIDTH 2
 338#define ERF_DD_EVQ_IND_TIMER_VAL_LBN    0
 339#define ERF_DD_EVQ_IND_TIMER_VAL_WIDTH  8
 340
 341/* TX_PIOBUF
 342 * PIO buffer aperture (paged)
 343 */
 344#define ER_DZ_TX_PIOBUF 4096
 345#define ER_DZ_TX_PIOBUF_SIZE 2048
 346
 347/* RX packet prefix */
 348#define ES_DZ_RX_PREFIX_HASH_OFST 0
 349#define ES_DZ_RX_PREFIX_VLAN1_OFST 4
 350#define ES_DZ_RX_PREFIX_VLAN2_OFST 6
 351#define ES_DZ_RX_PREFIX_PKTLEN_OFST 8
 352#define ES_DZ_RX_PREFIX_TSTAMP_OFST 10
 353#define ES_DZ_RX_PREFIX_SIZE 14
 354
 355#endif /* EFX_EF10_REGS_H */
 356