dpdk/drivers/regex/octeontx2/otx2_regexdev_hw_access.h
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   1/* SPDX-License-Identifier: BSD-3-Clause
   2 * Copyright (C) 2020 Marvell International Ltd.
   3 */
   4
   5#ifndef _OTX2_REGEXDEV_HW_ACCESS_H_
   6#define _OTX2_REGEXDEV_HW_ACCESS_H_
   7
   8#include <stdint.h>
   9
  10#include "otx2_regexdev.h"
  11
  12/* REE instruction queue length */
  13#define OTX2_REE_IQ_LEN                 (1 << 13)
  14
  15#define OTX2_REE_DEFAULT_CMD_QLEN       OTX2_REE_IQ_LEN
  16
  17/* Status register bits */
  18#define OTX2_REE_STATUS_PMI_EOJ_BIT             (1 << 14)
  19#define OTX2_REE_STATUS_PMI_SOJ_BIT             (1 << 13)
  20#define OTX2_REE_STATUS_MP_CNT_DET_BIT          (1 << 7)
  21#define OTX2_REE_STATUS_MM_CNT_DET_BIT          (1 << 6)
  22#define OTX2_REE_STATUS_ML_CNT_DET_BIT          (1 << 5)
  23#define OTX2_REE_STATUS_MST_CNT_DET_BIT         (1 << 4)
  24#define OTX2_REE_STATUS_MPT_CNT_DET_BIT         (1 << 3)
  25
  26/* Register offsets */
  27/* REE LF registers */
  28#define OTX2_REE_LF_DONE_INT            0x120ull
  29#define OTX2_REE_LF_DONE_INT_W1S        0x130ull
  30#define OTX2_REE_LF_DONE_INT_ENA_W1S    0x138ull
  31#define OTX2_REE_LF_DONE_INT_ENA_W1C    0x140ull
  32#define OTX2_REE_LF_MISC_INT            0x300ull
  33#define OTX2_REE_LF_MISC_INT_W1S        0x310ull
  34#define OTX2_REE_LF_MISC_INT_ENA_W1S    0x320ull
  35#define OTX2_REE_LF_MISC_INT_ENA_W1C    0x330ull
  36#define OTX2_REE_LF_ENA                 0x10ull
  37#define OTX2_REE_LF_SBUF_ADDR           0x20ull
  38#define OTX2_REE_LF_DONE                0x100ull
  39#define OTX2_REE_LF_DONE_ACK            0x110ull
  40#define OTX2_REE_LF_DONE_WAIT           0x148ull
  41#define OTX2_REE_LF_DOORBELL            0x400ull
  42#define OTX2_REE_LF_OUTSTAND_JOB        0x410ull
  43
  44/* BAR 0 */
  45#define OTX2_REE_AF_QUE_SBUF_CTL(a)     (0x1200ull | (uint64_t)(a) << 3)
  46#define OTX2_REE_PRIV_LF_CFG(a)         (0x41000ull | (uint64_t)(a) << 3)
  47
  48#define OTX2_REE_LF_BAR2(vf, q_id) \
  49                ((vf)->otx2_dev.bar2 + \
  50                 (((vf)->block_address << 20) | ((q_id) << 12)))
  51
  52
  53#define OTX2_REE_QUEUE_HI_PRIO 0x1
  54
  55enum ree_desc_type_e {
  56        REE_TYPE_JOB_DESC    = 0x0,
  57        REE_TYPE_RESULT_DESC = 0x1,
  58        REE_TYPE_ENUM_LAST   = 0x2
  59};
  60
  61union otx2_ree_priv_lf_cfg {
  62        uint64_t u;
  63        struct {
  64                uint64_t slot                        : 8;
  65                uint64_t pf_func                     : 16;
  66                uint64_t reserved_24_62              : 39;
  67                uint64_t ena                         : 1;
  68        } s;
  69};
  70
  71
  72union otx2_ree_lf_sbuf_addr {
  73        uint64_t u;
  74        struct {
  75                uint64_t off                         : 7;
  76                uint64_t ptr                         : 46;
  77                uint64_t reserved_53_63              : 11;
  78        } s;
  79};
  80
  81union otx2_ree_lf_ena {
  82        uint64_t u;
  83        struct {
  84                uint64_t ena                         : 1;
  85                uint64_t reserved_1_63               : 63;
  86        } s;
  87};
  88
  89union otx2_ree_af_reexm_max_match {
  90        uint64_t u;
  91        struct {
  92                uint64_t max                         : 8;
  93                uint64_t reserved_8_63               : 56;
  94        } s;
  95};
  96
  97union otx2_ree_lf_done {
  98        uint64_t u;
  99        struct {
 100                uint64_t done                        : 20;
 101                uint64_t reserved_20_63              : 44;
 102        } s;
 103};
 104
 105union otx2_ree_inst {
 106        uint64_t u[8];
 107        struct  {
 108                uint64_t doneint                     :  1;
 109                uint64_t reserved_1_3                :  3;
 110                uint64_t dg                          :  1;
 111                uint64_t reserved_5_7                :  3;
 112                uint64_t ooj                         :  1;
 113                uint64_t reserved_9_15               :  7;
 114                uint64_t reserved_16_63              : 48;
 115                uint64_t inp_ptr_addr                : 64;
 116                uint64_t inp_ptr_ctl                 : 64;
 117                uint64_t res_ptr_addr                : 64;
 118                uint64_t wq_ptr                      : 64;
 119                uint64_t tag                         : 32;
 120                uint64_t tt                          :  2;
 121                uint64_t ggrp                        : 10;
 122                uint64_t reserved_364_383            : 20;
 123                uint64_t reserved_384_391            :  8;
 124                uint64_t ree_job_id                  : 24;
 125                uint64_t ree_job_ctrl                : 16;
 126                uint64_t ree_job_length              : 15;
 127                uint64_t reserved_447_447            :  1;
 128                uint64_t ree_job_subset_id_0         : 16;
 129                uint64_t ree_job_subset_id_1         : 16;
 130                uint64_t ree_job_subset_id_2         : 16;
 131                uint64_t ree_job_subset_id_3         : 16;
 132        } cn98xx;
 133};
 134
 135union otx2_ree_res_status {
 136        uint64_t u;
 137        struct {
 138                uint64_t job_type                    :  3;
 139                uint64_t mpt_cnt_det                 :  1;
 140                uint64_t mst_cnt_det                 :  1;
 141                uint64_t ml_cnt_det                  :  1;
 142                uint64_t mm_cnt_det                  :  1;
 143                uint64_t mp_cnt_det                  :  1;
 144                uint64_t mode                        :  2;
 145                uint64_t reserved_10_11              :  2;
 146                uint64_t reserved_12_12              :  1;
 147                uint64_t pmi_soj                     :  1;
 148                uint64_t pmi_eoj                     :  1;
 149                uint64_t reserved_15_15              :  1;
 150                uint64_t reserved_16_63              : 48;
 151        } s;
 152};
 153
 154union otx2_ree_res {
 155        uint64_t u[8];
 156        struct ree_res_s_98 {
 157                uint64_t done                   :  1;
 158                uint64_t hwjid                  :  7;
 159                uint64_t ree_res_job_id         : 24;
 160                uint64_t ree_res_status         : 16;
 161                uint64_t ree_res_dmcnt          :  8;
 162                uint64_t ree_res_mcnt           :  8;
 163                uint64_t ree_meta_ptcnt         : 16;
 164                uint64_t ree_meta_icnt          : 16;
 165                uint64_t ree_meta_lcnt          : 16;
 166                uint64_t ree_pmi_min_byte_ptr   : 16;
 167                uint64_t ree_err                :  1;
 168                uint64_t reserved_129_190       : 62;
 169                uint64_t doneint                :  1;
 170                uint64_t reserved_192_255       : 64;
 171                uint64_t reserved_256_319       : 64;
 172                uint64_t reserved_320_383       : 64;
 173                uint64_t reserved_384_447       : 64;
 174                uint64_t reserved_448_511       : 64;
 175        } s;
 176};
 177
 178union otx2_ree_match {
 179        uint64_t u;
 180        struct {
 181                uint64_t ree_rule_id                 : 32;
 182                uint64_t start_ptr                   : 14;
 183                uint64_t reserved_46_47              :  2;
 184                uint64_t match_length                : 15;
 185                uint64_t reserved_63_63              :  1;
 186        } s;
 187};
 188
 189void otx2_ree_err_intr_unregister(const struct rte_regexdev *dev);
 190
 191int otx2_ree_err_intr_register(const struct rte_regexdev *dev);
 192
 193int otx2_ree_iq_enable(const struct rte_regexdev *dev,
 194                       const struct otx2_ree_qp *qp,
 195                       uint8_t pri, uint32_t size_div128);
 196
 197void otx2_ree_iq_disable(struct otx2_ree_qp *qp);
 198
 199int otx2_ree_max_matches_get(const struct rte_regexdev *dev,
 200                             uint8_t *max_matches);
 201
 202#endif /* _OTX2_REGEXDEV_HW_ACCESS_H_ */
 203