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-rw-r--r--arch/arm/Kconfig21
1 files changed, 12 insertions, 9 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index d1346a160760..4f3ee0ef8fa7 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -3,6 +3,7 @@ config ARM
bool
default y
select ARCH_CLOCKSOURCE_DATA
+ select ARCH_DISCARD_MEMBLOCK if !HAVE_ARCH_PFN_VALID
select ARCH_HAS_DEBUG_VIRTUAL
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
@@ -240,15 +241,6 @@ config NEED_RET_TO_USER
config ARCH_MTD_XIP
bool
-config VECTORS_BASE
- hex
- default 0xffff0000 if MMU || CPU_HIGH_VECTOR
- default DRAM_BASE if REMAP_VECTORS_TO_RAM
- default 0x00000000
- help
- The base address of exception vectors. This must be two pages
- in size.
-
config ARM_PATCH_PHYS_VIRT
bool "Patch physical to virtual translations at runtime" if EMBEDDED
default y
@@ -2006,6 +1998,17 @@ config XIP_PHYS_ADDR
be linked for and stored to. This address is dependent on your
own flash usage.
+config XIP_DEFLATED_DATA
+ bool "Store kernel .data section compressed in ROM"
+ depends on XIP_KERNEL
+ select ZLIB_INFLATE
+ help
+ Before the kernel is actually executed, its .data section has to be
+ copied to RAM from ROM. This option allows for storing that data
+ in compressed form and decompressed to RAM rather than merely being
+ copied, saving some precious ROM space. A possible drawback is a
+ slightly longer boot delay.
+
config KEXEC
bool "Kexec system call (EXPERIMENTAL)"
depends on (!SMP || PM_SLEEP_SMP)