The Hewlett-Packard Co. Linux Inkjet Driver Project is an add-on to the
GNU Ghostscript application. The driver provides printing support for more
than 200 printer models, including, DeskJet, OfficeJet, Photosmart, Business
Inkjet and some LaserJet.

HPIJS has been discontinued.  Consider installing HPLIP instead.

WWW: http://hpinkjet.sourceforge.net/