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![]() Starting from SPR, the basic uncore PMON information is retrieved from the discovery table (resides in an MMIO space populated by BIOS). It is called the discovery method. The existing value of the type->num_boxes is from the discovery table. On some SPR variants, there is a firmware bug that makes the value from the discovery table incorrect. We use the value from the SPR_MSR_UNC_CBO_CONFIG MSR to replace the one from the discovery table: |
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.. | ||
amd | ||
intel | ||
zhaoxin | ||
core.c | ||
Kconfig | ||
Makefile | ||
msr.c | ||
perf_event.h | ||
perf_event_flags.h | ||
probe.c | ||
probe.h | ||
rapl.c | ||
utils.c |