[Midnightbsd-cvs] src: sys/sys: introduce cpuctl interface.

[laffer1 at midnightbsd.org]

Log Message:
-----------
introduce cpuctl interface.  Allows microcode updates or toggling registers on x86 cpus. (amd and intel only)

Modified Files:
--------------
    src/sys/modules:
        Makefile (r1.26 -> r1.27)
        (http://cvsweb.midnightbsd.org/src/sys/modules/Makefile?r1=1.26&r2=1.27)
    src/sys/sys:
        priv.h (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/sys/sys/priv.h?r1=1.3&r2=1.4)

Added Files:
-----------
    src/sys/dev/cpuctl:
        cpuctl.c (r1.1)
        (http://cvsweb.midnightbsd.org/src/sys/dev/cpuctl/cpuctl.c?rev=1.1&content-type=text/x-cvsweb-markup)
    src/sys/modules/cpuctl:
        Makefile (r1.1)
        (http://cvsweb.midnightbsd.org/src/sys/modules/cpuctl/Makefile?rev=1.1&content-type=text/x-cvsweb-markup)
    src/sys/sys:
        cpuctl.h (r1.1)
        (http://cvsweb.midnightbsd.org/src/sys/sys/cpuctl.h?rev=1.1&content-type=text/x-cvsweb-markup)