cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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lan966x_ifh.h (5270B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2
      3#ifndef __LAN966X_IFH_H__
      4#define __LAN966X_IFH_H__
      5
      6/* Fields with description (*) should just be cleared upon injection
      7 * IFH is transmitted MSByte first (Highest bit pos sent as MSB of first byte)
      8 */
      9
     10#define IFH_LEN                      7
     11
     12/* Timestamp for frame */
     13#define IFH_POS_TIMESTAMP            192
     14
     15/* Bypass analyzer with a prefilled IFH */
     16#define IFH_POS_BYPASS               191
     17
     18/* Masqueraded injection with masq_port defining logical source port */
     19#define IFH_POS_MASQ                 190
     20
     21/* Masqueraded port number for injection */
     22#define IFH_POS_MASQ_PORT            186
     23
     24/* Frame length (*) */
     25#define IFH_POS_LEN                  178
     26
     27/* Cell filling mode. Full(0),Etype(1), LlctOpt(2), Llct(3) */
     28#define IFH_POS_WRDMODE              176
     29
     30/* Frame has 16 bits rtag removed compared to line data */
     31#define IFH_POS_RTAG48               175
     32
     33/* Frame has a redundancy tag */
     34#define IFH_POS_HAS_RED_TAG          174
     35
     36/* Frame has been cut through forwarded (*) */
     37#define IFH_POS_CUTTHRU              173
     38
     39/* Rewriter command */
     40#define IFH_POS_REW_CMD              163
     41
     42/* Enable OAM-related rewriting. PDU_TYPE encodes OAM type. */
     43#define IFH_POS_REW_OAM              162
     44
     45/* PDU type. Encoding: (0-NONE, 1-Y1731_CCM, 2-MRP_TST, 3-MRP_ITST, 4-DLR_BCN,
     46 * 5-DLR_ADV, 6-RTE_NULL_INJ, 7-IPV4, 8-IPV6, 9-Y1731_NON_CCM).
     47 */
     48#define IFH_POS_PDU_TYPE             158
     49
     50/* Update FCS before transmission */
     51#define IFH_POS_FCS_UPD              157
     52
     53/* Classified DSCP value of frame */
     54#define IFH_POS_DSCP                 151
     55
     56/* Yellow indication */
     57#define IFH_POS_DP                   150
     58
     59/* Process in RTE/inbound */
     60#define IFH_POS_RTE_INB_UPDATE       149
     61
     62/* Number of tags to pop from frame */
     63#define IFH_POS_POP_CNT              147
     64
     65/* Number of tags in front of the ethertype */
     66#define IFH_POS_ETYPE_OFS            145
     67
     68/* Logical source port of frame (*) */
     69#define IFH_POS_SRCPORT              141
     70
     71/* Sequence number in redundancy tag */
     72#define IFH_POS_SEQ_NUM              120
     73
     74/* Stagd flag and classified TCI of frame (PCP/DEI/VID) */
     75#define IFH_POS_TCI                  103
     76
     77/* Classified internal priority for queuing */
     78#define IFH_POS_QOS_CLASS            100
     79
     80/* Bit mask with eight cpu copy classses */
     81#define IFH_POS_CPUQ                 92
     82
     83/* Relearn + learn flags (*) */
     84#define IFH_POS_LEARN_FLAGS          90
     85
     86/* SFLOW identifier for frame (0-8: Tx port, 9: Rx sampling, 15: No sampling) */
     87#define IFH_POS_SFLOW_ID             86
     88
     89/* Set if an ACL/S2 rule was hit (*).
     90 * Super priority: acl_hit=0 and acl_hit(4)=1.
     91 */
     92#define IFH_POS_ACL_HIT              85
     93
     94/* S2 rule index hit (*) */
     95#define IFH_POS_ACL_IDX              79
     96
     97/* ISDX as classified by S1 */
     98#define IFH_POS_ISDX                 71
     99
    100/* Destination ports for frame */
    101#define IFH_POS_DSTS                 62
    102
    103/* Storm policer to be applied: None/Uni/Multi/Broad (*) */
    104#define IFH_POS_FLOOD                60
    105
    106/* Redundancy tag operation */
    107#define IFH_POS_SEQ_OP               58
    108
    109/* Classified internal priority for resourcemgt, tagging etc */
    110#define IFH_POS_IPV                  55
    111
    112/* Frame is for AFI use */
    113#define IFH_POS_AFI                  54
    114
    115/* Internal aging value (*) */
    116#define IFH_POS_AGED                 52
    117
    118/* RTP Identifier */
    119#define IFH_POS_RTP_ID               42
    120
    121/* RTP MRPD flow */
    122#define IFH_POS_RTP_SUBID            41
    123
    124/* Profinet DataStatus or opcua GroupVersion MSB */
    125#define IFH_POS_PN_DATA_STATUS       33
    126
    127/* Profinet transfer status (1 iff the status is 0) */
    128#define IFH_POS_PN_TRANSF_STATUS_ZERO 32
    129
    130/* Profinet cycle counter or opcua NetworkMessageNumber */
    131#define IFH_POS_PN_CC                16
    132
    133#define IFH_WID_TIMESTAMP            32
    134#define IFH_WID_BYPASS               1
    135#define IFH_WID_MASQ                 1
    136#define IFH_WID_MASQ_PORT            4
    137#define IFH_WID_LEN                  14
    138#define IFH_WID_WRDMODE              2
    139#define IFH_WID_RTAG48               1
    140#define IFH_WID_HAS_RED_TAG          1
    141#define IFH_WID_CUTTHRU              1
    142#define IFH_WID_REW_CMD              10
    143#define IFH_WID_REW_OAM              1
    144#define IFH_WID_PDU_TYPE             4
    145#define IFH_WID_FCS_UPD              1
    146#define IFH_WID_DSCP                 6
    147#define IFH_WID_DP                   1
    148#define IFH_WID_RTE_INB_UPDATE       1
    149#define IFH_WID_POP_CNT              2
    150#define IFH_WID_ETYPE_OFS            2
    151#define IFH_WID_SRCPORT              4
    152#define IFH_WID_SEQ_NUM              16
    153#define IFH_WID_TCI                  17
    154#define IFH_WID_QOS_CLASS            3
    155#define IFH_WID_CPUQ                 8
    156#define IFH_WID_LEARN_FLAGS          2
    157#define IFH_WID_SFLOW_ID             4
    158#define IFH_WID_ACL_HIT              1
    159#define IFH_WID_ACL_IDX              6
    160#define IFH_WID_ISDX                 8
    161#define IFH_WID_DSTS                 9
    162#define IFH_WID_FLOOD                2
    163#define IFH_WID_SEQ_OP               2
    164#define IFH_WID_IPV                  3
    165#define IFH_WID_AFI                  1
    166#define IFH_WID_AGED                 2
    167#define IFH_WID_RTP_ID               10
    168#define IFH_WID_RTP_SUBID            1
    169#define IFH_WID_PN_DATA_STATUS       8
    170#define IFH_WID_PN_TRANSF_STATUS_ZERO 1
    171#define IFH_WID_PN_CC                16
    172
    173#endif /* __LAN966X_IFH_H__ */