@@ -15,10 +15,11 @@ config RISCV
select ARCH_CLOCKSOURCE_INIT
select ARCH_ENABLE_HUGEPAGE_MIGRATION if HUGETLB_PAGE && MIGRATION
select ARCH_ENABLE_SPLIT_PMD_PTLOCK if PGTABLE_LEVELS > 2
+ select ARCH_ENABLE_THP_MIGRATION if TRANSPARENT_HUGEPAGE
select ARCH_HAS_BINFMT_FLAT
select ARCH_HAS_CURRENT_STACK_POINTER
- select ARCH_HAS_DEBUG_VM_PGTABLE
select ARCH_HAS_DEBUG_VIRTUAL if MMU
+ select ARCH_HAS_DEBUG_VM_PGTABLE
select ARCH_HAS_DEBUG_WX
select ARCH_HAS_FORTIFY_SOURCE
select ARCH_HAS_GCOV_PROFILE_ALL
@@ -42,15 +43,15 @@ config RISCV
select ARCH_SUPPORTS_PAGE_TABLE_CHECK if MMU
select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS
+ select ARCH_WANTS_THP_SWAP if HAVE_ARCH_TRANSPARENT_HUGEPAGE
select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
select ARCH_WANT_FRAME_POINTERS
select ARCH_WANT_GENERAL_HUGETLB
select ARCH_WANT_HUGE_PMD_SHARE if 64BIT
- select ARCH_WANTS_THP_SWAP if HAVE_ARCH_TRANSPARENT_HUGEPAGE
select BINFMT_FLAT_NO_DATA_START_OFFSET if !MMU
select BUILDTIME_TABLE_SORT if MMU
- select CLONE_BACKWARDS
select CLINT_TIMER if !MMU
+ select CLONE_BACKWARDS
select COMMON_CLK
select CPU_PM if CPU_IDLE
select EDAC_SUPPORT
@@ -85,16 +86,16 @@ config RISCV
select HAVE_ARCH_MMAP_RND_BITS if MMU
select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT
select HAVE_ARCH_SECCOMP_FILTER
+ select HAVE_ARCH_THREAD_STRUCT_WHITELIST
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_TRANSPARENT_HUGEPAGE if 64BIT && MMU
- select ARCH_ENABLE_THP_MIGRATION if TRANSPARENT_HUGEPAGE
- select HAVE_ARCH_THREAD_STRUCT_WHITELIST
select HAVE_ARCH_VMAP_STACK if MMU && 64BIT
select HAVE_ASM_MODVERSIONS
select HAVE_CONTEXT_TRACKING_USER
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS if MMU
select HAVE_EBPF_JIT if MMU
+ select HAVE_FUNCTION_ARG_ACCESS_API
select HAVE_FUNCTION_ERROR_INJECTION
select HAVE_GCC_PLUGINS
select HAVE_GENERIC_VDSO if MMU && 64BIT
@@ -111,10 +112,9 @@ config RISCV
select HAVE_PERF_USER_STACK_DUMP
select HAVE_POSIX_CPU_TIMERS_TASK_WORK
select HAVE_REGS_AND_STACK_ACCESS_API
- select HAVE_FUNCTION_ARG_ACCESS_API
+ select HAVE_RSEQ
select HAVE_STACKPROTECTOR
select HAVE_SYSCALL_TRACEPOINTS
- select HAVE_RSEQ
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
select MODULES_USE_ELF_RELA if MODULES
@@ -235,9 +235,9 @@ config LOCKDEP_SUPPORT
config RISCV_DMA_NONCOHERENT
bool
select ARCH_HAS_DMA_PREP_COHERENT
- select ARCH_HAS_SYNC_DMA_FOR_DEVICE
- select ARCH_HAS_SYNC_DMA_FOR_CPU
select ARCH_HAS_SETUP_DMA_OPS
+ select ARCH_HAS_SYNC_DMA_FOR_CPU
+ select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select DMA_DIRECT_REMAP
config AS_HAS_INSN
@@ -352,11 +352,11 @@ endchoice
config NUMA
bool "NUMA Memory Allocation and Scheduler Support"
depends on SMP && MMU
+ select ARCH_SUPPORTS_NUMA_BALANCING
select GENERIC_ARCH_NUMA
+ select NEED_PER_CPU_EMBED_FIRST_CHUNK
select OF_NUMA
- select ARCH_SUPPORTS_NUMA_BALANCING
select USE_PERCPU_NUMA_NODE_ID
- select NEED_PER_CPU_EMBED_FIRST_CHUNK
help
Enable NUMA (Non-Uniform Memory Access) support.
@@ -401,8 +401,8 @@ config RISCV_ISA_SVPBMT
bool "SVPBMT extension support"
depends on 64BIT && MMU
depends on !XIP_KERNEL
- select RISCV_ALTERNATIVE
default y
+ select RISCV_ALTERNATIVE
help
Adds support to dynamically detect the presence of the SVPBMT
ISA-extension (Supervisor-mode: page-based memory types) and
@@ -427,9 +427,9 @@ config RISCV_ISA_ZICBOM
bool "Zicbom extension support for non-coherent DMA operation"
depends on TOOLCHAIN_HAS_ZICBOM
depends on !XIP_KERNEL && MMU
- select RISCV_DMA_NONCOHERENT
- select RISCV_ALTERNATIVE
default y
+ select RISCV_ALTERNATIVE
+ select RISCV_DMA_NONCOHERENT
help
Adds support to dynamically detect the presence of the ZICBOM
extension (Cache Block Management Operations) and enable its
@@ -491,9 +491,9 @@ config RISCV_BOOT_SPINWAIT
config KEXEC
bool "Kexec system call"
- select KEXEC_CORE
- select HOTPLUG_CPU if SMP
depends on MMU
+ select HOTPLUG_CPU if SMP
+ select KEXEC_CORE
help
kexec is a system call that implements the ability to shutdown your
current kernel, and to start another kernel. It is like a reboot
@@ -504,10 +504,10 @@ config KEXEC
config KEXEC_FILE
bool "kexec file based systmem call"
+ depends on 64BIT && MMU
+ select HAVE_IMA_KEXEC if IMA
select KEXEC_CORE
select KEXEC_ELF
- select HAVE_IMA_KEXEC if IMA
- depends on 64BIT && MMU
help
This is new version of kexec system call. This system call is
file based and takes file descriptors as system call argument
@@ -596,15 +596,15 @@ config EFI_STUB
config EFI
bool "UEFI runtime support"
depends on OF && !XIP_KERNEL
- select LIBFDT
- select UCS2_STRING
- select EFI_PARAMS_FROM_FDT
- select EFI_STUB
+ depends on MMU
+ default y
select EFI_GENERIC_STUB
+ select EFI_PARAMS_FROM_FDT
select EFI_RUNTIME_WRAPPERS
+ select EFI_STUB
+ select LIBFDT
select RISCV_ISA_C
- depends on MMU
- default y
+ select UCS2_STRING
help
This option provides support for runtime services provided
by UEFI firmware (such as non-volatile variables, realtime
@@ -683,8 +683,8 @@ config PORTABLE
bool
default !NONPORTABLE
select EFI
- select OF
select MMU
+ select OF
menu "Power management options"