[Midnightbsd-cvs] src: dev/ata: add additional controller, use the last part of the serial

[laffer1 at midnightbsd.org]

Log Message:
-----------
add additional controller, use the last part of the serial number on a hard drive for ata array to avoid problems with two serial numbers are similar in a set and a drive is removed. mask disk idx to avoid panic when extra bits are set.

Modified Files:
--------------
    src/sys/dev/ata:
        ata-chipset.c (r1.15 -> r1.16)
        (http://cvsweb.midnightbsd.org/src/sys/dev/ata/ata-chipset.c?r1=1.15&r2=1.16)
        ata-pci.h (r1.11 -> r1.12)
        (http://cvsweb.midnightbsd.org/src/sys/dev/ata/ata-pci.h?r1=1.11&r2=1.12)
        ata-queue.c (r1.9 -> r1.10)
        (http://cvsweb.midnightbsd.org/src/sys/dev/ata/ata-queue.c?r1=1.9&r2=1.10)
        ata-raid.c (r1.8 -> r1.9)
        (http://cvsweb.midnightbsd.org/src/sys/dev/ata/ata-raid.c?r1=1.8&r2=1.9)