x1_end_addr = x1_end_addr & ~( x2_cache_line_size - 1 ) // bic bit clean x1_end_addr. // 处理起始地址 if(x0_kaddr & ( x2_cache_line_size - 1 ) ){ dc_civac( x0_kaddr ) } // 向下对齐 x0_kaddr = x0_kaddr & ~( x2_cache_line_size - 1 ) // bic bit cle...