CONFIG_HAVE_IPSBAR is not available for thedefaultarchitecture x86.
Result is shown for architecture m68k

CONFIG_HAVE_IPSBAR (not configurable)

configname: CONFIG_HAVE_IPSBAR

Linux Kernel Configuration
└─>HAVE_IPSBAR
In linux kernel since version 2.6.39 (release Date: 2011-05-18)