[data from a 1.35 GHz 7447A]

PERFCTR INIT: PVR 0x80030101, CPU clock 1350000 kHz, TB clock 37500 kHz
PERFCTR INIT: NITER == 256
PERFCTR INIT: loop overhead is 70 cycles
PERFCTR INIT: mftbl cost is 7.9 cycles (2094 total)
PERFCTR INIT: mfspr (pmc1) cost is 4.3 cycles (1189 total)
PERFCTR INIT: mfspr (pmc2) cost is 4.3 cycles (1183 total)
PERFCTR INIT: mfspr (pmc3) cost is 4.3 cycles (1177 total)
PERFCTR INIT: mfspr (pmc4) cost is 4.8 cycles (1308 total)
PERFCTR INIT: mfspr (mmcr0) cost is 4.3 cycles (1188 total)
PERFCTR INIT: mfspr (mmcr1) cost is 4.3 cycles (1184 total)
PERFCTR INIT: mtspr (pmc2) cost is 4.3 cycles (1177 total)
PERFCTR INIT: mtspr (pmc3) cost is 4.8 cycles (1308 total)
PERFCTR INIT: mtspr (pmc4) cost is 4.3 cycles (1189 total)
PERFCTR INIT: mtspr (mmcr1) cost is 4.3 cycles (1191 total)
PERFCTR INIT: mtspr (mmcr0) cost is 4.2 cycles (1170 total)
PERFCTR INIT: check_fcece(0): MMCR0[FC] is 0, PMC1 is 0x800000d6
PERFCTR INIT: check_fcece(1): MMCR0[FC] is 1, PMC1 is 0x80000000
PERFCTR INIT: check_trigger(0): MMCR0[TRIGGER] is 0, PMC1 is 0x800000d6, PMC2 is 0xda
PERFCTR INIT: check_trigger(1): MMCR0[TRIGGER] is 0, PMC1 is 0x8000007e, PMC2 is 0x82
perfctr: driver 2.6.9 DEBUG, cpu type PowerPC 60x/7xx/74xx at 1350000 kHz