CONFIG_TAISHAN is not available for thedefaultarchitecture x86.
Result is shown for architecture ppc

Taishan

modulename: taishan.ko

and/or

pci_auto.ko

configname: CONFIG_TAISHAN

Machine Type
└─>Taishan
In linux kernel since version 2.6.21 (release Date: 2007-04-25)  
This option enables support for the AMCC PPC440GX evaluation board.

source code:
arch/ppc/platforms/4xx/taishan.c