Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) # SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) from __future__ import print_function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) data    = {}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) times   = []
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) threads = []
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) cpus    = []
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) def get_key(time, event, cpu, thread):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)     return "%d-%s-%d-%d" % (time, event, cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) def store_key(time, cpu, thread):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)     if (time not in times):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)         times.append(time)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)     if (cpu not in cpus):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)         cpus.append(cpu)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)     if (thread not in threads):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)         threads.append(thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) def store(time, event, cpu, thread, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)     #print("event %s cpu %d, thread %d, time %d, val %d, ena %d, run %d" %
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)     #      (event, cpu, thread, time, val, ena, run))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)     store_key(time, cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)     key = get_key(time, event, cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)     data[key] = [ val, ena, run]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) def get(time, event, cpu, thread):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)     key = get_key(time, event, cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)     return data[key][0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) def stat__cycles_k(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)     store(time, "cycles", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) def stat__instructions_k(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)     store(time, "instructions", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) def stat__cycles_u(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)     store(time, "cycles", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) def stat__instructions_u(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)     store(time, "instructions", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) def stat__cycles(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)     store(time, "cycles", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) def stat__instructions(cpu, thread, time, val, ena, run):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)     store(time, "instructions", cpu, thread, val, ena, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) def stat__interval(time):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)     for cpu in cpus:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)         for thread in threads:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)             cyc = get(time, "cycles", cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)             ins = get(time, "instructions", cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)             cpi = 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)             if ins != 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)                 cpi = cyc/float(ins)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)             print("%15f: cpu %d, thread %d -> cpi %f (%d/%d)" % (time/(float(1000000000)), cpu, thread, cpi, cyc, ins))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) def trace_end():
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)     pass
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) # XXX trace_end callback could be used as an alternative place
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #     to compute same values as in the script above:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #    for time in times:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #        for cpu in cpus:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #            for thread in threads:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #                cyc = get(time, "cycles", cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #                ins = get(time, "instructions", cpu, thread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #                if ins != 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #                    cpi = cyc/float(ins)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #                print("time %.9f, cpu %d, thread %d -> cpi %f" % (time/(float(1000000000)), cpu, thread, cpi))