Zicboz Extension Implemented Version 1.0.1.pre.b34ea8a Versions 1.0.1.pre.b34ea8a Ratification date 2022-05 Synopsis Cache block zero instruction Instructions The following instructions are added by this extension in the generic_rv64 configuration: cbo.zero Cache Block Zero Parameters This extension has the following implementation options: CACHE_BLOCK_SIZE The observable size of a cache block, in bytes