CONFIG_PPC_EARLY_DEBUG_BEAT is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc

Beat HV Console

configname: CONFIG_PPC_EARLY_DEBUG_BEAT

Early debugging console
└─>Beat HV Console
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
Select this to enable early debugging for Celleb with Beat.