Add description for some cpuid bits
John Baldwin
jhb at freebsd.org
Wed Nov 6 19:18:42 UTC 2013
On Wednesday, November 06, 2013 4:12:24 am Dmitry Luhtionov wrote:
> --- /usr/src/sys/amd64//amd64/identcpu.c.orig 2013-11-01
> 14:43:15.000000000 +0200
> +++ /usr/src/sys/amd64//amd64/identcpu.c 2013-11-04 12:06:06.000000000
> +0200
> @@ -366,14 +366,14 @@
> "\017<b14>"
> "\020LWP" /* Lightweight Profiling */
> "\021FMA4" /* 4-operand FMA instructions */
> - "\022<b17>"
> + "\022TCE" /* Translation Cache Extension */
> "\023<b18>"
> "\024NodeId" /* NodeId MSR support */
> "\025<b20>"
> "\026TBM" /* Trailing Bit Manipulation */
> "\027Topology" /* Topology Extensions */
> - "\030<b23>"
> - "\031<b24>"
> + "\030PCXC" /* Core performance counter extensions */
> + "\031PNXC" /* NB performance counter extensions */
> "\032<b25>"
> "\033<b26>"
> "\034<b27>"
It would be best to also add flags for these in specialreg.h as well. The
i386 identcpu.c might also need updating.
--
John Baldwin
More information about the freebsd-current
mailing list