K 10
svn:author
V 6
andrew
K 8
svn:date
V 27
2020-08-12T10:17:17.394649Z
K 7
svn:log
V 369
Add support for Cortex-A76/Neoverse-N1 to hwpmc

This adds support for the Cortex-A76 and Neoverse-N1 PMU counters to pmc.

While here add more PMCR_IDCODE values and check the implementers code is
correct before setting the PMU type.

Reviewed by:	bz, emaste (looks reasonable to me)
Sponsored by:	Innovate UK
Differential Revision:	https://reviews.freebsd.org/D25959

END