config LIVEPATCH_64
def_bool PPC64
- depends on LIVEPATCH
+ depends on LIVEPATCH
config MMU
bool
select ARCH_HAS_SCALED_CPUTIME if VIRT_CPU_ACCOUNTING_NATIVE && PPC_BOOK3S_64
select ARCH_HAS_SET_MEMORY
select ARCH_HAS_STRICT_KERNEL_RWX if (PPC_BOOK3S || PPC_8xx || 40x) && !HIBERNATION
- select ARCH_HAS_STRICT_KERNEL_RWX if FSL_BOOKE && !HIBERNATION && !RANDOMIZE_BASE
+ select ARCH_HAS_STRICT_KERNEL_RWX if PPC_85xx && !HIBERNATION && !RANDOMIZE_BASE
select ARCH_HAS_STRICT_MODULE_RWX if ARCH_HAS_STRICT_KERNEL_RWX
+ select ARCH_HAS_SYSCALL_WRAPPER if !SPU_BASE && !COMPAT
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAS_UACCESS_FLUSHCACHE
select ARCH_HAS_UBSAN_SANITIZE_ALL
- select ARCH_HAS_VM_GET_PAGE_PROT if PPC_BOOK3S_64
select ARCH_HAVE_NMI_SAFE_CMPXCHG
select ARCH_KEEP_MEMBLOCK
select ARCH_MIGHT_HAVE_PC_PARPORT
select HAVE_ARCH_JUMP_LABEL_RELATIVE
select HAVE_ARCH_KASAN if PPC32 && PPC_PAGE_SHIFT <= 14
select HAVE_ARCH_KASAN if PPC_RADIX_MMU
+ select HAVE_ARCH_KASAN if PPC_BOOK3E_64
select HAVE_ARCH_KASAN_VMALLOC if HAVE_ARCH_KASAN
- select HAVE_ARCH_KFENCE if PPC_BOOK3S_32 || PPC_8xx || 40x
+ select HAVE_ARCH_KFENCE if ARCH_SUPPORTS_DEBUG_PAGEALLOC
+ select HAVE_ARCH_RANDOMIZE_KSTACK_OFFSET
select HAVE_ARCH_KGDB
select HAVE_ARCH_MMAP_RND_BITS
select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT
select HAVE_DYNAMIC_FTRACE_WITH_ARGS if MPROFILE_KERNEL || PPC32
select HAVE_DYNAMIC_FTRACE_WITH_REGS if MPROFILE_KERNEL || PPC32
select HAVE_EBPF_JIT
- select HAVE_EFFICIENT_UNALIGNED_ACCESS if !(CPU_LITTLE_ENDIAN && POWER7_CPU)
+ select HAVE_EFFICIENT_UNALIGNED_ACCESS
select HAVE_FAST_GUP
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_DESCRIPTORS if PPC64_ELF_ABI_V1
select IOMMU_HELPER if PPC64
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
+ select KASAN_VMALLOC if KASAN && MODULES
select MMU_GATHER_PAGE_SIZE
select MMU_GATHER_RCU_TABLE_FREE
select MMU_GATHER_MERGE_VMAS
select SYSCTL_EXCEPTION_TRACE
select THREAD_INFO_IN_TASK
select TRACE_IRQFLAGS_SUPPORT
- select VIRT_TO_BUS if !PPC64
#
# Please keep this list sorted alphabetically.
#
config PPC_BARRIER_NOSPEC
bool
default y
- depends on PPC_BOOK3S_64 || PPC_FSL_BOOK3E
+ depends on PPC_BOOK3S_64 || PPC_E500
config EARLY_PRINTK
bool
depends on PPC_DCR_NATIVE || PPC_DCR_MMIO
default y
+config PPC_PCI_BUS_NUM_DOMAIN_DEPENDENT
+ depends on PPC32
+ depends on !PPC_PMAC && !PPC_CHRP
+ bool "Assign PCI bus numbers from zero individually for each PCI domain"
+ help
+ By default on PPC32 were PCI bus numbers unique across all PCI domains.
+ So system could have only 256 PCI buses independently of available
+ PCI domains. When this option is enabled then PCI bus numbers are
+ PCI domain dependent and each PCI controller on own domain can have
+ 256 PCI buses, like it is on other Linux architectures.
+
config PPC_OF_PLATFORM_PCI
bool
depends on PCI
default MATH_EMULATION_FULL
depends on MATH_EMULATION
-config MATH_EMULATION_FULL
+config MATH_EMULATION_FULL
bool "Emulate all the floating point instructions"
help
Select this option will enable the kernel to support to emulate
config KEXEC
bool "kexec system call"
- depends on (PPC_BOOK3S || FSL_BOOKE || (44x && !SMP)) || PPC_BOOK3E
+ depends on PPC_BOOK3S || PPC_E500 || (44x && !SMP)
select KEXEC_CORE
help
kexec is a system call that implements the ability to shutdown your
bool "kexec file based system call"
select KEXEC_CORE
select HAVE_IMA_KEXEC if IMA
- select BUILD_BIN2C
select KEXEC_ELF
depends on PPC64
depends on CRYPTO=y
config RELOCATABLE
bool "Build a relocatable kernel"
- depends on PPC64 || (FLATMEM && (44x || FSL_BOOKE))
+ depends on PPC64 || (FLATMEM && (44x || PPC_85xx))
select NONSTATIC_KERNEL
help
This builds a kernel image that is capable of running at the
config RANDOMIZE_BASE
bool "Randomize the address of the kernel image"
- depends on (FSL_BOOKE && FLATMEM && PPC32)
+ depends on PPC_85xx && FLATMEM
depends on RELOCATABLE
help
Randomizes the virtual address at which the kernel image is
config CRASH_DUMP
bool "Build a dump capture kernel"
- depends on PPC64 || PPC_BOOK3S_32 || FSL_BOOKE || (44x && !SMP)
- select RELOCATABLE if PPC64 || 44x || FSL_BOOKE
+ depends on PPC64 || PPC_BOOK3S_32 || PPC_85xx || (44x && !SMP)
+ select RELOCATABLE if PPC64 || 44x || PPC_85xx
help
Build a kernel suitable for use as a dump capture kernel.
The same kernel binary can be used as production kernel and dump
depends on ADVANCED_OPTIONS
depends on STRICT_KERNEL_RWX || DEBUG_PAGEALLOC || KFENCE
depends on PPC_BOOK3S_32 || (PPC_8xx && !PIN_TLB_DATA && !STRICT_KERNEL_RWX) || \
- FSL_BOOKE
+ PPC_85xx
help
This option allows you to set the kernel data alignment. When
RAM is mapped by blocks, the alignment needs to fit the size and
default 24 if STRICT_KERNEL_RWX && PPC64
range 17 28 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC || KFENCE) && PPC_BOOK3S_32
range 19 23 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC || KFENCE) && PPC_8xx
- range 20 24 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC || KFENCE) && PPC_FSL_BOOKE
+ range 20 24 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC || KFENCE) && PPC_85xx
default 22 if STRICT_KERNEL_RWX && PPC_BOOK3S_32
default 18 if (DEBUG_PAGEALLOC || KFENCE) && PPC_BOOK3S_32
default 23 if STRICT_KERNEL_RWX && PPC_8xx
default 23 if (DEBUG_PAGEALLOC || KFENCE) && PPC_8xx && PIN_TLB_DATA
default 19 if (DEBUG_PAGEALLOC || KFENCE) && PPC_8xx
- default 24 if STRICT_KERNEL_RWX && FSL_BOOKE
+ default 24 if STRICT_KERNEL_RWX && PPC_85xx
default PPC_PAGE_SHIFT
help
On Book3S 32 (603+), DBATs are used to map kernel text and rodata RO.
in that case. If PIN_TLB is selected, it must be aligned to 8M as
8M pages will be pinned.
-config FORCE_MAX_ZONEORDER
+config ARCH_FORCE_MAX_ORDER
int "Maximum zone order"
range 8 9 if PPC64 && PPC_64K_PAGES
default "9" if PPC64 && PPC_64K_PAGES
config LOWMEM_CAM_NUM_BOOL
bool "Set number of CAMs to use to map low memory"
- depends on ADVANCED_OPTIONS && FSL_BOOKE
+ depends on ADVANCED_OPTIONS && PPC_85xx
help
This option allows you to set the maximum number of CAM slots that
will be used to map low memory. There are a limited number of slots
Say N here unless you know what you are doing.
config LOWMEM_CAM_NUM
- depends on FSL_BOOKE
+ depends on PPC_85xx
int "Number of CAMs to use to map low memory" if LOWMEM_CAM_NUM_BOOL
default 3 if !STRICT_KERNEL_RWX
default 9 if DATA_SHIFT >= 24
config DYNAMIC_MEMSTART
bool "Enable page aligned dynamic load address for kernel"
- depends on ADVANCED_OPTIONS && FLATMEM && (FSL_BOOKE || 44x)
+ depends on ADVANCED_OPTIONS && FLATMEM && (PPC_85xx || 44x)
select NONSTATIC_KERNEL
help
This option enables the kernel to be loaded at any page aligned
config PHYSICAL_START_BOOL
bool "Set physical address where the kernel is loaded"
- depends on ADVANCED_OPTIONS && FLATMEM && FSL_BOOKE
+ depends on ADVANCED_OPTIONS && FLATMEM && PPC_85xx
help
This gives the physical address where the kernel is loaded.
config PHYSICAL_ALIGN
hex
- default "0x04000000" if FSL_BOOKE
+ default "0x04000000" if PPC_85xx
help
This value puts the alignment restrictions on physical address
where kernel is loaded and run from. Kernel is compiled for an
projects / platform / kernel / linux-starfive.git / blobdiff