Without arguments, the hinv command will display a one line description of each entry in the table. The -v option will give a more verbose description of some items in the table. The -c class option will display items from class. Classes are processor, disk, memory, serial, parallel, tape, graphics, and network. The -t type option will display items from type.
Types are cpu, fpu, dcache, icache, memory, and qic.
Otherwise, hinv exits with a value of 0.