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-rw-r--r--arch/powerpc/Kconfig71
1 files changed, 32 insertions, 39 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index d111044f41a2..ec4047e170a0 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -127,7 +127,8 @@ config PPC
select IRQ_FORCED_THREADING
select HAVE_RCU_TABLE_FREE if SMP
select HAVE_SYSCALL_TRACEPOINTS
- select HAVE_CBPF_JIT if CPU_BIG_ENDIAN
+ select HAVE_CBPF_JIT if !PPC64
+ select HAVE_EBPF_JIT if PPC64
select HAVE_ARCH_JUMP_LABEL
select ARCH_HAVE_NMI_SAFE_CMPXCHG
select ARCH_HAS_GCOV_PROFILE_ALL
@@ -163,6 +164,8 @@ config PPC
select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARCH_SUPPORTS_DEFERRED_STRUCT_PAGE_INIT
select HAVE_LIVEPATCH if HAVE_DYNAMIC_FTRACE_WITH_REGS
+ select GENERIC_CPU_AUTOPROBE
+ select HAVE_VIRT_CPU_ACCOUNTING
config GENERIC_CSUM
def_bool CPU_LITTLE_ENDIAN
@@ -456,6 +459,29 @@ config KEXEC
interface is strongly in flux, so no good recommendation can be
made.
+config RELOCATABLE
+ bool "Build a relocatable kernel"
+ depends on (PPC64 && !COMPILE_TEST) || (FLATMEM && (44x || FSL_BOOKE))
+ select NONSTATIC_KERNEL
+ help
+ This builds a kernel image that is capable of running at the
+ location the kernel is loaded at. For ppc32, there is no any
+ alignment restrictions, and this feature is a superset of
+ DYNAMIC_MEMSTART and hence overrides it. For ppc64, we should use
+ 16k-aligned base address. The kernel is linked as a
+ position-independent executable (PIE) and contains dynamic relocations
+ which are processed early in the bootup process.
+
+ One use is for the kexec on panic case where the recovery kernel
+ must live at a different physical address than the primary
+ kernel.
+
+ Note: If CONFIG_RELOCATABLE=y, then the kernel runs from the address
+ it has been loaded at and the compile time physical addresses
+ CONFIG_PHYSICAL_START is ignored. However CONFIG_PHYSICAL_START
+ setting can still be useful to bootwrappers that need to know the
+ load address of the kernel (eg. u-boot/mkimage).
+
config CRASH_DUMP
bool "Build a kdump crash kernel"
depends on PPC64 || 6xx || FSL_BOOKE || (44x && !SMP)
@@ -948,29 +974,6 @@ config DYNAMIC_MEMSTART
This option is overridden by CONFIG_RELOCATABLE
-config RELOCATABLE
- bool "Build a relocatable kernel"
- depends on ADVANCED_OPTIONS && FLATMEM && (44x || FSL_BOOKE)
- select NONSTATIC_KERNEL
- help
- This builds a kernel image that is capable of running at the
- location the kernel is loaded at, without any alignment restrictions.
- This feature is a superset of DYNAMIC_MEMSTART and hence overrides it.
-
- One use is for the kexec on panic case where the recovery kernel
- must live at a different physical address than the primary
- kernel.
-
- Note: If CONFIG_RELOCATABLE=y, then the kernel runs from the address
- it has been loaded at and the compile time physical addresses
- CONFIG_PHYSICAL_START is ignored. However CONFIG_PHYSICAL_START
- setting can still be useful to bootwrappers that need to know the
- load address of the kernel (eg. u-boot/mkimage).
-
-config RELOCATABLE_PPC32
- def_bool y
- depends on PPC32 && RELOCATABLE
-
config PAGE_OFFSET_BOOL
bool "Set custom page offset address"
depends on ADVANCED_OPTIONS
@@ -1053,24 +1056,14 @@ config CONSISTENT_SIZE
config PIN_TLB
bool "Pinned Kernel TLBs (860 ONLY)"
depends on ADVANCED_OPTIONS && 8xx
+
+config PIN_TLB_IMMR
+ bool "Pinned TLB for IMMR"
+ depends on PIN_TLB
+ default y
endmenu
if PPC64
-config RELOCATABLE
- bool "Build a relocatable kernel"
- depends on !COMPILE_TEST
- select NONSTATIC_KERNEL
- help
- This builds a kernel image that is capable of running anywhere
- in the RMA (real memory area) at any 16k-aligned base address.
- The kernel is linked as a position-independent executable (PIE)
- and contains dynamic relocations which are processed early
- in the bootup process.
-
- One use is for the kexec on panic case where the recovery kernel
- must live at a different physical address than the primary
- kernel.
-
# This value must have zeroes in the bottom 60 bits otherwise lots will break
config PAGE_OFFSET
hex