<?xml version="1.0" encoding="utf-16"?>
<xs:simpleType name="StorageTypeWKV">
    <xs:restriction base="xs:NMTOKEN">
        <xs:maxLength value="255" />
        <xs:enumeration value="RAM" />
        <xs:enumeration value="NVRam" />
        <xs:enumeration value="HardDisk" />
        <xs:enumeration value="ramDisk" />
        <xs:enumeration value="CD" />
        <xs:enumeration value="DVD" />
        <xs:enumeration value="NetworkStorage" />
        <xs:enumeration value="floppyDisk" />
        <xs:enumeration value="opticalDiskROM" />
        <xs:enumeration value="opticalDiskWORM" />
        <xs:enumeration value="opticalDiskRW" />
        <xs:enumeration value="Other" />
    </xs:restriction>
</xs:simpleType>

• StorageTypeWKV
• pwg:StorageType