select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_QUEUED_RWLOCKS if NR_CPUS>2
select ARCH_WANT_FRAME_POINTERS if !CPU_CK610
+ select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT
select COMMON_CLK
select CLKSRC_MMIO
select CSKY_MPINTC if CPU_CK860
select GX6605S_TIMER if CPU_CK610
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_AUDITSYSCALL
+ select HAVE_ARCH_MMAP_RND_BITS
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_BUGVERBOSE
default "5" if (CPU_CK807 || CPU_CK810)
default "6" if (CPU_CK860)
+config ARCH_MMAP_RND_BITS_MIN
+ default 8
+
+# max bits determined by the following formula:
+# VA_BITS - PAGE_SHIFT - 3
+config ARCH_MMAP_RND_BITS_MAX
+ default 17
+
menu "Processor type and features"
choice