openbcm

Git mirror of https://github.com/Broadcom-Network-Switching-Software/OpenBCM
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debug.c (2602B)

      1 /*
      2  * 
      3  * This license is set out in https://raw.githubusercontent.com/Broadcom-Network-Switching-Software/OpenBCM/master/Legal/LICENSE file.
      4  * 
      5  * Copyright 2007-2019 Broadcom Inc. All rights reserved.
      6  *
      7  * socdiag debug commands
      8  */
      9 #include <shared/bsl.h>
     10 #include <appl/diag/system.h>
     11 #include <soc/mem.h>
     12 
     13 #include <soc/devids.h>
     14 #include <soc/debug.h>
     15 
     16 #if defined(BCM_ESW_SUPPORT) || defined(BCM_SAND_SUPPORT)
     17 #ifdef BROADCOM_DEBUG
     18 
     19 /*
     20  * INTERNAL: Slot header format, for chip debug only
     21  */
     22 typedef struct slot_header_s {
     23 #if defined(LE_HOST)
     24     uint32 timestamp:14,        /* Timestamp for this Packet */
     25            ipx:1,               /* IPX Packet */
     26            ip:1,                /* IP Packet */
     27            BCxMC:1,             /* This is a Broadcast or Multicast Packet */
     28            O:2,                 /* Router help bits */
     29            cell_len:6,          /* How many bytes are in this cell */
     30            crc:2,               /* Tells Egress how to treat CRC */
     31            lc:1,                /* Last Cell of Packet */
     32            fc:1,                /* First Cell of Packet */
     33            purge:1,             /* Purge this packet */
     34            ncl:2;               /* Next Cell Length */
     35     uint32 cpu_opcode:4,        /* Opcode to help out the CPU */
     36            _pad0:1,             /* Reserved */
     37            slot_size:6,         /* Slot Size */
     38            copy_count:5,        /* How many copies of this slot are valid */
     39            nsp:16;              /* Next Slot Pointer */
     40     uint32 ls:1,                /* Last Slot in Chain */
     41            src_port:5,          /* The source port for this packet */
     42            _pad1:7,             /* Reserved */
     43            slot_csum_lo:19;     /* Slot Checksum (lower bits) */
     44     uint32 slot_csum_hi;        /* Slot Checksum (upper bits) */
     45 #else /* BE host */
     46     uint32 ncl:2,
     47            purge:1,
     48            fc:1,
     49            lc:1,
     50            crc:2,
     51            cell_len:6,
     52            O:2,
     53            BCxMC:1,
     54            ip:1,
     55            ipx:1,
     56            timestamp:14;
     57     uint32 nsp:16,
     58            copy_count:5,
     59            slot_size:6,
     60            _pad0:1,
     61            cpu_opcode:4;
     62     uint32 slot_csum_lo:19,
     63            _pad1:7,
     64            src_port:5,
     65            ls:1;
     66     uint32 slot_csum_hi;
     67 #endif
     68 } slot_header_t;
     69 
     70 #endif /* BROADCOM_DEBUG */
     71 #endif /* BCM_ESW_SUPPORT || BCM_SAND_SUPPORT */
     72 
     73 char bkpmon_usage[] =
     74 "Parameters: none\n\t"
     75 "Monitors for backpressure discard messages.\n\t"
     76 "Displays the gcccount registers when changes occur.\n";
     77 
     78 cmd_result_t
     79 dbg_bkpmon(int unit, args_t *a)
     80 {
     81            return CMD_NOTIMPL;
     82 }