powerpc-hcalls.py

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# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2018 Ravi Bangoria, IBM Corporation
#
# Hypervisor call statisics

import os
import sys

sys.path.append(os.environ['PERF_EXEC_PATH'] + \
    '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')

from perf_trace_context import *
from Core import *
from Util import *

# output: {
#   opcode: {
#       'min': minimum time nsec
#       'max': maximum time nsec
#       'time': average time nsec
#       'cnt': counter
#   } ...
# }
output = {}

# d_enter: {
#   cpu: {
#       opcode: nsec
#   } ...
# }
d_enter = {}

hcall_table = {
    4: 'H_REMOVE',
    8: 'H_ENTER',
    12: 'H_READ',
    16: 'H_CLEAR_MOD',
    20: 'H_CLEAR_REF',
    24: 'H_PROTECT',
    28: 'H_GET_TCE',
    32: 'H_PUT_TCE',
    36: 'H_SET_SPRG0',
    40: 'H_SET_DABR',
    44: 'H_PAGE_INIT',
    48: 'H_SET_ASR',
    52: 'H_ASR_ON',
    56: 'H_ASR_OFF',
    60: 'H_LOGICAL_CI_LOAD',
    64: 'H_LOGICAL_CI_STORE',
    68: 'H_LOGICAL_CACHE_LOAD',
    72: 'H_LOGICAL_CACHE_STORE',
    76: 'H_LOGICAL_ICBI',
    80: 'H_LOGICAL_DCBF',
    84: 'H_GET_TERM_CHAR',
    88: 'H_PUT_TERM_CHAR',
    92: 'H_REAL_TO_LOGICAL',
    96: 'H_HYPERVISOR_DATA',
    100: 'H_EOI',
    104: 'H_CPPR',
    108: 'H_IPI',
    112: 'H_IPOLL',
    116: 'H_XIRR',
    120: 'H_MIGRATE_DMA',
    124: 'H_PERFMON',
    220: 'H_REGISTER_VPA',
    224: 'H_CEDE',
    228: 'H_CONFER',
    232: 'H_PROD',
    236: 'H_GET_PPP',
    240: 'H_SET_PPP',
    244: 'H_PURR',
    248: 'H_PIC',
    252: 'H_REG_CRQ',
    256: 'H_FREE_CRQ',
    260: 'H_VIO_SIGNAL',
    264: 'H_SEND_CRQ',
    272: 'H_COPY_RDMA',
    276: 'H_REGISTER_LOGICAL_LAN',
    280: 'H_FREE_LOGICAL_LAN',
    284: 'H_ADD_LOGICAL_LAN_BUFFER',
    288: 'H_SEND_LOGICAL_LAN',
    292: 'H_BULK_REMOVE',
    304: 'H_MULTICAST_CTRL',
    308: 'H_SET_XDABR',
    312: 'H_STUFF_TCE',
    316: 'H_PUT_TCE_INDIRECT',
    332: 'H_CHANGE_LOGICAL_LAN_MAC',
    336: 'H_VTERM_PARTNER_INFO',
    340: 'H_REGISTER_VTERM',
    344: 'H_FREE_VTERM',
    348: 'H_RESET_EVENTS',
    352: 'H_ALLOC_RESOURCE',
    356: 'H_FREE_RESOURCE',
    360: 'H_MODIFY_QP',
    364: 'H_QUERY_QP',
    368: 'H_REREGISTER_PMR',
    372: 'H_REGISTER_SMR',
    376: 'H_QUERY_MR',
    380: 'H_QUERY_MW',
    384: 'H_QUERY_HCA',
    388: 'H_QUERY_PORT',
    392: 'H_MODIFY_PORT',
    396: 'H_DEFINE_AQP1',
    400: 'H_GET_TRACE_BUFFER',
    404: 'H_DEFINE_AQP0',
    408: 'H_RESIZE_MR',
    412: 'H_ATTACH_MCQP',
    416: 'H_DETACH_MCQP',
    420: 'H_CREATE_RPT',
    424: 'H_REMOVE_RPT',
    428: 'H_REGISTER_RPAGES',
    432: 'H_DISABLE_AND_GETC',
    436: 'H_ERROR_DATA',
    440: 'H_GET_HCA_INFO',
    444: 'H_GET_PERF_COUNT',
    448: 'H_MANAGE_TRACE',
    468: 'H_FREE_LOGICAL_LAN_BUFFER',
    472: 'H_POLL_PENDING',
    484: 'H_QUERY_INT_STATE',
    580: 'H_ILLAN_ATTRIBUTES',
    592: 'H_MODIFY_HEA_QP',
    596: 'H_QUERY_HEA_QP',
    600: 'H_QUERY_HEA',
    604: 'H_QUERY_HEA_PORT',
    608: 'H_MODIFY_HEA_PORT',
    612: 'H_REG_BCMC',
    616: 'H_DEREG_BCMC',
    620: 'H_REGISTER_HEA_RPAGES',
    624: 'H_DISABLE_AND_GET_HEA',
    628: 'H_GET_HEA_INFO',
    632: 'H_ALLOC_HEA_RESOURCE',
    644: 'H_ADD_CONN',
    648: 'H_DEL_CONN',
    664: 'H_JOIN',
    676: 'H_VASI_STATE',
    688: 'H_ENABLE_CRQ',
    696: 'H_GET_EM_PARMS',
    720: 'H_SET_MPP',
    724: 'H_GET_MPP',
    748: 'H_HOME_NODE_ASSOCIATIVITY',
    756: 'H_BEST_ENERGY',
    764: 'H_XIRR_X',
    768: 'H_RANDOM',
    772: 'H_COP',
    788: 'H_GET_MPP_X',
    796: 'H_SET_MODE',
    61440: 'H_RTAS',
}

def hcall_table_lookup(opcode):
    if (hcall_table.has_key(opcode)):
        return hcall_table[opcode]
    else:
        return opcode

print_ptrn = '%-28s%10s%10s%10s%10s'

def trace_end():
    print print_ptrn % ('hcall', 'count', 'min(ns)', 'max(ns)', 'avg(ns)')
    print '-' * 68
    for opcode in output:
        h_name = hcall_table_lookup(opcode)
        time = output[opcode]['time']
        cnt = output[opcode]['cnt']
        min_t = output[opcode]['min']
        max_t = output[opcode]['max']

        print print_ptrn % (h_name, cnt, min_t, max_t, time/cnt)

def powerpc__hcall_exit(name, context, cpu, sec, nsec, pid, comm, callchain,
            opcode, retval):
    if (d_enter.has_key(cpu) and d_enter[cpu].has_key(opcode)):
        diff = nsecs(sec, nsec) - d_enter[cpu][opcode]

        if (output.has_key(opcode)):
            output[opcode]['time'] += diff
            output[opcode]['cnt'] += 1
            if (output[opcode]['min'] > diff):
                output[opcode]['min'] = diff
            if (output[opcode]['max'] < diff):
                output[opcode]['max'] = diff
        else:
            output[opcode] = {
                'time': diff,
                'cnt': 1,
                'min': diff,
                'max': diff,
            }

        del d_enter[cpu][opcode]
#   else:
#       print "Can't find matching hcall_enter event. Ignoring sample"

def powerpc__hcall_entry(event_name, context, cpu, sec, nsec, pid, comm,
             callchain, opcode):
        if (d_enter.has_key(cpu)):
            d_enter[cpu][opcode] = nsecs(sec, nsec)
        else:
            d_enter[cpu] = {opcode: nsecs(sec, nsec)}