CONFIG_32BIT is not available for thedefaultarchitecture x86.
Result is shown for architecture sh
Support 32-bit physical addressing through PMB
modulename: pmb.ko
and/ordiv64.ko
and/orioremap.ko
and/orscall32-o32.ko
configname: CONFIG_32BIT
Linux Kernel Configuration
└─>Memory management options
└─>Support 32-bit physical addressing through PMB
In linux kernel since version 2.6.14 (release Date: 2005-10-27)
If you say Y here, physical addressing will be extended to
32-bits through the SH-4A PMB. If this is not set, legacy
29-bit physical addressing will be used.
32-bits through the SH-4A PMB. If this is not set, legacy
29-bit physical addressing will be used.