linux-image-2.6.15-51-hppa32 2.6.15-51.63 (hppa binary) in ubuntu dapper

 This package contains the Linux kernel image for version 2.6.15 on
 32-bit HP PA-RISC, the corresponding System.map file, and the modules
 built by the packager. It also contains scripts that try to ensure that
 the system is not left in a unbootable state after an update.
 .
 Kernel image packages are generally produced using kernel-package,
 and it is suggested that you install that package if you wish to create a
 custom kernel from the sources.