<def f='src/src/sys/dev/pci/arcmsrvar.h' l='145' ll='148'/>
<size>504</size>
<mbr r='arc_io_cmd::cmd' o='0' t='struct arc_msg_scsicmd'/>
<mbr r='arc_io_cmd::sgl' o='384' t='struct arc_sge [38]'/>
