linux/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_regs.h
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   1/**********************************************************************
   2 * Author: Cavium, Inc.
   3 *
   4 * Contact: support@cavium.com
   5 *          Please include "LiquidIO" in the subject.
   6 *
   7 * Copyright (c) 2003-2016 Cavium, Inc.
   8 *
   9 * This file is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License, Version 2, as
  11 * published by the Free Software Foundation.
  12 *
  13 * This file is distributed in the hope that it will be useful, but
  14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
  15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
  16 * NONINFRINGEMENT.  See the GNU General Public License for more details.
  17 ***********************************************************************/
  18/*! \file cn23xx_vf_regs.h
  19 * \brief Host Driver: Register Address and Register Mask values for
  20 * Octeon CN23XX vf functions.
  21 */
  22
  23#ifndef __CN23XX_VF_REGS_H__
  24#define __CN23XX_VF_REGS_H__
  25
  26#define     CN23XX_CONFIG_XPANSION_BAR             0x38
  27
  28#define     CN23XX_CONFIG_PCIE_CAP                 0x70
  29#define     CN23XX_CONFIG_PCIE_DEVCAP              0x74
  30#define     CN23XX_CONFIG_PCIE_DEVCTL              0x78
  31#define     CN23XX_CONFIG_PCIE_LINKCAP             0x7C
  32#define     CN23XX_CONFIG_PCIE_LINKCTL             0x80
  33#define     CN23XX_CONFIG_PCIE_SLOTCAP             0x84
  34#define     CN23XX_CONFIG_PCIE_SLOTCTL             0x88
  35
  36#define     CN23XX_CONFIG_PCIE_FLTMSK              0x720
  37
  38/* The input jabber is used to determine the TSO max size.
  39 * Due to H/W limitation, this need to be reduced to 60000
  40 * in order to to H/W TSO and avoid the WQE malfarmation
  41 * PKO_BUG_24989_WQE_LEN
  42 */
  43#define    CN23XX_DEFAULT_INPUT_JABBER             0xEA60 /*60000*/
  44
  45/* ##############  BAR0 Registers ################ */
  46
  47/* Each Input Queue register is at a 16-byte Offset in BAR0 */
  48#define    CN23XX_VF_IQ_OFFSET                     0x20000
  49
  50/*###################### REQUEST QUEUE #########################*/
  51
  52/* 64 registers for Input Queue Instr Count - SLI_PKT_IN_DONE0_CNTS */
  53#define    CN23XX_VF_SLI_IQ_INSTR_COUNT_START64     0x10040
  54
  55/* 64 registers for Input Queues Start Addr - SLI_PKT0_INSTR_BADDR */
  56#define    CN23XX_VF_SLI_IQ_BASE_ADDR_START64       0x10010
  57
  58/* 64 registers for Input Doorbell - SLI_PKT0_INSTR_BAOFF_DBELL */
  59#define    CN23XX_VF_SLI_IQ_DOORBELL_START          0x10020
  60
  61/* 64 registers for Input Queue size - SLI_PKT0_INSTR_FIFO_RSIZE */
  62#define    CN23XX_VF_SLI_IQ_SIZE_START              0x10030
  63
  64/* 64 registers (64-bit) - ES, RO, NS, Arbitration for Input Queue Data &
  65 * gather list fetches. SLI_PKT(0..63)_INPUT_CONTROL.
  66 */
  67#define    CN23XX_VF_SLI_IQ_PKT_CONTROL_START64     0x10000
  68
  69/*------- Request Queue Macros ---------*/
  70#define CN23XX_VF_SLI_IQ_PKT_CONTROL64(iq)              \
  71        (CN23XX_VF_SLI_IQ_PKT_CONTROL_START64 + ((iq) * CN23XX_VF_IQ_OFFSET))
  72
  73#define CN23XX_VF_SLI_IQ_BASE_ADDR64(iq)                \
  74        (CN23XX_VF_SLI_IQ_BASE_ADDR_START64 + ((iq) * CN23XX_VF_IQ_OFFSET))
  75
  76#define CN23XX_VF_SLI_IQ_SIZE(iq)                       \
  77        (CN23XX_VF_SLI_IQ_SIZE_START + ((iq) * CN23XX_VF_IQ_OFFSET))
  78
  79#define CN23XX_VF_SLI_IQ_DOORBELL(iq)                   \
  80        (CN23XX_VF_SLI_IQ_DOORBELL_START + ((iq) * CN23XX_VF_IQ_OFFSET))
  81
  82#define CN23XX_VF_SLI_IQ_INSTR_COUNT64(iq)              \
  83        (CN23XX_VF_SLI_IQ_INSTR_COUNT_START64 + ((iq) * CN23XX_VF_IQ_OFFSET))
  84
  85/*------------------ Masks ----------------*/
  86#define    CN23XX_PKT_INPUT_CTL_VF_NUM                  BIT_ULL(32)
  87#define    CN23XX_PKT_INPUT_CTL_MAC_NUM                 BIT(29)
  88/* Number of instructions to be read in one MAC read request.
  89 * setting to Max value(4)
  90 */
  91#define    CN23XX_PKT_INPUT_CTL_RDSIZE                  (3 << 25)
  92#define    CN23XX_PKT_INPUT_CTL_IS_64B                  BIT(24)
  93#define    CN23XX_PKT_INPUT_CTL_RST                     BIT(23)
  94#define    CN23XX_PKT_INPUT_CTL_QUIET                   BIT(28)
  95#define    CN23XX_PKT_INPUT_CTL_RING_ENB                BIT(22)
  96#define    CN23XX_PKT_INPUT_CTL_DATA_NS                 BIT(8)
  97#define    CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP        BIT(6)
  98#define    CN23XX_PKT_INPUT_CTL_DATA_RO                 BIT(5)
  99#define    CN23XX_PKT_INPUT_CTL_USE_CSR                 BIT(4)
 100#define    CN23XX_PKT_INPUT_CTL_GATHER_NS               BIT(3)
 101#define    CN23XX_PKT_INPUT_CTL_GATHER_ES_64B_SWAP      (2)
 102#define    CN23XX_PKT_INPUT_CTL_GATHER_RO               (1)
 103
 104/** Rings per Virtual Function [RO] **/
 105#define    CN23XX_PKT_INPUT_CTL_RPVF_MASK               (0x3F)
 106#define    CN23XX_PKT_INPUT_CTL_RPVF_POS                (48)
 107/* These bits[47:44][RO] give the Physical function number info within the MAC*/
 108#define    CN23XX_PKT_INPUT_CTL_PF_NUM_MASK             (0x7)
 109#define    CN23XX_PKT_INPUT_CTL_PF_NUM_POS              (45)
 110/** These bits[43:32][RO] give the virtual function number info within the PF*/
 111#define    CN23XX_PKT_INPUT_CTL_VF_NUM_MASK             (0x1FFF)
 112#define    CN23XX_PKT_INPUT_CTL_VF_NUM_POS              (32)
 113#define    CN23XX_PKT_INPUT_CTL_MAC_NUM_MASK            (0x3)
 114#define    CN23XX_PKT_INPUT_CTL_MAC_NUM_POS             (29)
 115#define    CN23XX_PKT_IN_DONE_WMARK_MASK                (0xFFFFULL)
 116#define    CN23XX_PKT_IN_DONE_WMARK_BIT_POS             (32)
 117#define    CN23XX_PKT_IN_DONE_CNT_MASK                  (0x00000000FFFFFFFFULL)
 118
 119#ifdef __LITTLE_ENDIAN_BITFIELD
 120#define CN23XX_PKT_INPUT_CTL_MASK                       \
 121        (CN23XX_PKT_INPUT_CTL_RDSIZE                    \
 122         | CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP        \
 123         | CN23XX_PKT_INPUT_CTL_USE_CSR)
 124#else
 125#define CN23XX_PKT_INPUT_CTL_MASK                       \
 126        (CN23XX_PKT_INPUT_CTL_RDSIZE                    \
 127         | CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP        \
 128         | CN23XX_PKT_INPUT_CTL_USE_CSR                 \
 129         | CN23XX_PKT_INPUT_CTL_GATHER_ES_64B_SWAP)
 130#endif
 131
 132/** Masks for SLI_PKT_IN_DONE(0..63)_CNTS Register */
 133#define    CN23XX_IN_DONE_CNTS_PI_INT               BIT_ULL(62)
 134#define    CN23XX_IN_DONE_CNTS_CINT_ENB             BIT_ULL(48)
 135
 136/*############################ OUTPUT QUEUE #########################*/
 137
 138/* 64 registers for Output queue control - SLI_PKT(0..63)_OUTPUT_CONTROL */
 139#define    CN23XX_VF_SLI_OQ_PKT_CONTROL_START       0x10050
 140
 141/* 64 registers for Output queue buffer and info size - SLI_PKT0_OUT_SIZE */
 142#define    CN23XX_VF_SLI_OQ0_BUFF_INFO_SIZE         0x10060
 143
 144/* 64 registers for Output Queue Start Addr - SLI_PKT0_SLIST_BADDR */
 145#define    CN23XX_VF_SLI_OQ_BASE_ADDR_START64       0x10070
 146
 147/* 64 registers for Output Queue Packet Credits - SLI_PKT0_SLIST_BAOFF_DBELL */
 148#define    CN23XX_VF_SLI_OQ_PKT_CREDITS_START       0x10080
 149
 150/* 64 registers for Output Queue size - SLI_PKT0_SLIST_FIFO_RSIZE */
 151#define    CN23XX_VF_SLI_OQ_SIZE_START              0x10090
 152
 153/* 64 registers for Output Queue Packet Count - SLI_PKT0_CNTS */
 154#define    CN23XX_VF_SLI_OQ_PKT_SENT_START          0x100B0
 155
 156/* 64 registers for Output Queue INT Levels - SLI_PKT0_INT_LEVELS */
 157#define    CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64  0x100A0
 158
 159/* Each Output Queue register is at a 16-byte Offset in BAR0 */
 160#define    CN23XX_VF_OQ_OFFSET                      0x20000
 161
 162/*------- Output Queue Macros ---------*/
 163
 164#define CN23XX_VF_SLI_OQ_PKT_CONTROL(oq)                \
 165        (CN23XX_VF_SLI_OQ_PKT_CONTROL_START + ((oq) * CN23XX_VF_OQ_OFFSET))
 166
 167#define CN23XX_VF_SLI_OQ_BASE_ADDR64(oq)                \
 168        (CN23XX_VF_SLI_OQ_BASE_ADDR_START64 + ((oq) * CN23XX_VF_OQ_OFFSET))
 169
 170#define CN23XX_VF_SLI_OQ_SIZE(oq)                       \
 171        (CN23XX_VF_SLI_OQ_SIZE_START + ((oq) * CN23XX_VF_OQ_OFFSET))
 172
 173#define CN23XX_VF_SLI_OQ_BUFF_INFO_SIZE(oq)             \
 174        (CN23XX_VF_SLI_OQ0_BUFF_INFO_SIZE + ((oq) * CN23XX_VF_OQ_OFFSET))
 175
 176#define CN23XX_VF_SLI_OQ_PKTS_SENT(oq)          \
 177        (CN23XX_VF_SLI_OQ_PKT_SENT_START + ((oq) * CN23XX_VF_OQ_OFFSET))
 178
 179#define CN23XX_VF_SLI_OQ_PKTS_CREDIT(oq)                \
 180        (CN23XX_VF_SLI_OQ_PKT_CREDITS_START + ((oq) * CN23XX_VF_OQ_OFFSET))
 181
 182#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(oq)             \
 183        (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 + ((oq) * CN23XX_VF_OQ_OFFSET))
 184
 185/* Macro's for accessing CNT and TIME separately from INT_LEVELS */
 186#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_CNT(oq) \
 187        (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 + ((oq) * CN23XX_VF_OQ_OFFSET))
 188
 189#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_TIME(oq)        \
 190        (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 +      \
 191         ((oq) * CN23XX_VF_OQ_OFFSET) + 4)
 192
 193/*------------------ Masks ----------------*/
 194#define    CN23XX_PKT_OUTPUT_CTL_TENB                  BIT(13)
 195#define    CN23XX_PKT_OUTPUT_CTL_CENB                  BIT(12)
 196#define    CN23XX_PKT_OUTPUT_CTL_IPTR                  BIT(11)
 197#define    CN23XX_PKT_OUTPUT_CTL_ES                    BIT(9)
 198#define    CN23XX_PKT_OUTPUT_CTL_NSR                   BIT(8)
 199#define    CN23XX_PKT_OUTPUT_CTL_ROR                   BIT(7)
 200#define    CN23XX_PKT_OUTPUT_CTL_DPTR                  BIT(6)
 201#define    CN23XX_PKT_OUTPUT_CTL_BMODE                 BIT(5)
 202#define    CN23XX_PKT_OUTPUT_CTL_ES_P                  BIT(3)
 203#define    CN23XX_PKT_OUTPUT_CTL_NSR_P                 BIT(2)
 204#define    CN23XX_PKT_OUTPUT_CTL_ROR_P                 BIT(1)
 205#define    CN23XX_PKT_OUTPUT_CTL_RING_ENB              BIT(0)
 206
 207/*######################### Mailbox Reg Macros ########################*/
 208#define    CN23XX_VF_SLI_PKT_MBOX_INT_START            0x10210
 209#define    CN23XX_SLI_PKT_PF_VF_MBOX_SIG_START         0x10200
 210
 211#define    CN23XX_SLI_MBOX_OFFSET                      0x20000
 212#define    CN23XX_SLI_MBOX_SIG_IDX_OFFSET              0x8
 213
 214#define CN23XX_VF_SLI_PKT_MBOX_INT(q)   \
 215        (CN23XX_VF_SLI_PKT_MBOX_INT_START + ((q) * CN23XX_SLI_MBOX_OFFSET))
 216
 217#define CN23XX_SLI_PKT_PF_VF_MBOX_SIG(q, idx)           \
 218        (CN23XX_SLI_PKT_PF_VF_MBOX_SIG_START +          \
 219         ((q) * CN23XX_SLI_MBOX_OFFSET +                \
 220          (idx) * CN23XX_SLI_MBOX_SIG_IDX_OFFSET))
 221
 222/*######################## INTERRUPTS #########################*/
 223
 224#define    CN23XX_VF_SLI_INT_SUM_START            0x100D0
 225
 226#define CN23XX_VF_SLI_INT_SUM(q)                        \
 227        (CN23XX_VF_SLI_INT_SUM_START + ((q) * CN23XX_VF_IQ_OFFSET))
 228
 229/*------------------ Interrupt Masks ----------------*/
 230
 231#define    CN23XX_INTR_PO_INT                   BIT_ULL(63)
 232#define    CN23XX_INTR_PI_INT                   BIT_ULL(62)
 233#define    CN23XX_INTR_MBOX_INT                 BIT_ULL(61)
 234#define    CN23XX_INTR_RESEND                   BIT_ULL(60)
 235
 236#define    CN23XX_INTR_CINT_ENB                 BIT_ULL(48)
 237#define    CN23XX_INTR_MBOX_ENB                 BIT(0)
 238
 239/*############################ MIO #########################*/
 240#define    CN23XX_MIO_PTP_CLOCK_CFG       0x0001070000000f00ULL
 241#define    CN23XX_MIO_PTP_CLOCK_LO        0x0001070000000f08ULL
 242#define    CN23XX_MIO_PTP_CLOCK_HI        0x0001070000000f10ULL
 243#define    CN23XX_MIO_PTP_CLOCK_COMP      0x0001070000000f18ULL
 244#define    CN23XX_MIO_PTP_TIMESTAMP       0x0001070000000f20ULL
 245#define    CN23XX_MIO_PTP_EVT_CNT         0x0001070000000f28ULL
 246#define    CN23XX_MIO_PTP_CKOUT_THRESH_LO 0x0001070000000f30ULL
 247#define    CN23XX_MIO_PTP_CKOUT_THRESH_HI 0x0001070000000f38ULL
 248#define    CN23XX_MIO_PTP_CKOUT_HI_INCR   0x0001070000000f40ULL
 249#define    CN23XX_MIO_PTP_CKOUT_LO_INCR   0x0001070000000f48ULL
 250#define    CN23XX_MIO_PTP_PPS_THRESH_LO   0x0001070000000f50ULL
 251#define    CN23XX_MIO_PTP_PPS_THRESH_HI   0x0001070000000f58ULL
 252#define    CN23XX_MIO_PTP_PPS_HI_INCR     0x0001070000000f60ULL
 253#define    CN23XX_MIO_PTP_PPS_LO_INCR     0x0001070000000f68ULL
 254
 255/*############################ RST #########################*/
 256#define    CN23XX_RST_BOOT                0x0001180006001600ULL
 257
 258/*######################## MSIX TABLE #########################*/
 259
 260#define    CN23XX_MSIX_TABLE_ADDR_START    0x0
 261#define    CN23XX_MSIX_TABLE_DATA_START    0x8
 262
 263#define    CN23XX_MSIX_TABLE_SIZE          0x10
 264#define    CN23XX_MSIX_TABLE_ENTRIES       0x41
 265
 266#define    CN23XX_MSIX_ENTRY_VECTOR_CTL    BIT_ULL(32)
 267
 268#define CN23XX_MSIX_TABLE_ADDR(idx)             \
 269        (CN23XX_MSIX_TABLE_ADDR_START + ((idx) * CN23XX_MSIX_TABLE_SIZE))
 270
 271#define CN23XX_MSIX_TABLE_DATA(idx)             \
 272        (CN23XX_MSIX_TABLE_DATA_START + ((idx) * CN23XX_MSIX_TABLE_SIZE))
 273
 274#endif
 275