NAME
    ucodeadm - update processor microcode

SYNOPSIS

    /usr/sbin/ucodeadm -v

    /usr/sbin/ucodeadm -u microcode-text-file

    /usr/sbin/ucodeadm -i [-R path] microcode-text-file

DESCRIPTION

    The ucodeadm utility can be used to report running microcode
    revision on the processors, update microcode, or install microcode
    on target system to be used during boot.

    The microcode-text-file can be obtained from processor vendors.

OPTIONS
    
    The following options are supported:

    -v	Report microcode revision.

    -u	microcode-text-file

	Update microcode on all xcall ready processors.

    -i	microcode-text-file
    
	Install microcode files on target system to be used on next
	boot.  The text file name must have the vendor name prefix,
	such as "intel" or "amd".

	By default the microcode files will be installed at

	    /platform/i86pc/ucode/$VENDORSTR/

	where VENDORSTR could be GenuineIntel or AuthenticAMD.

    -R	alternate path

	Install microcode path in the alternate path.

EXAMPLES
    Example 1 Report running microcode revision

	# ucodeadm -v

    Example 2 Update processor mcrocode

	# ucodeadm -u intel-ucode.txt

    Example 3 Install microcode on target system at /export/ucode-path

	# ucodeadm -i -R /export/ucode-path intel-ucode.txt

	Note: If an alternate path is used when installing microcode on
	target system, the installed microcode file are not used on
	next boot.


EXIT STATUS
    The following exit values are returned:

    0	Successful completion.

    >0	An error occurred.

SEE ALSO
    psrinfo(1M), psradm(1M)