diff options
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 96 |
1 files changed, 74 insertions, 22 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 65a872bf72f..a4f24f5b121 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1,7 +1,7 @@ # Select 32 or 64 bit config 64BIT bool "64-bit kernel" if ARCH = "x86" - default ARCH = "x86_64" + default ARCH != "i386" ---help--- Say yes to build a 64-bit kernel - formerly known as x86_64 Say no to build a 32-bit kernel - formerly known as i386 @@ -22,11 +22,12 @@ config X86 def_bool y select HAVE_AOUT if X86_32 select HAVE_UNSTABLE_SCHED_CLOCK + select ARCH_SUPPORTS_NUMA_BALANCING + select ARCH_WANTS_PROT_NUMA_PROT_NONE select HAVE_IDE select HAVE_OPROFILE select HAVE_PCSPKR_PLATFORM select HAVE_PERF_EVENTS - select HAVE_IRQ_WORK select HAVE_IOREMAP_PROT select HAVE_KPROBES select HAVE_MEMBLOCK @@ -38,10 +39,12 @@ config X86 select HAVE_DMA_CONTIGUOUS if !SWIOTLB select HAVE_KRETPROBES select HAVE_OPTPROBES + select HAVE_KPROBES_ON_FTRACE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FENTRY if X86_64 select HAVE_C_RECORDMCOUNT select HAVE_DYNAMIC_FTRACE + select HAVE_DYNAMIC_FTRACE_WITH_REGS select HAVE_FUNCTION_TRACER select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_GRAPH_FP_TEST @@ -104,15 +107,19 @@ config X86 select GENERIC_CLOCKEVENTS_BROADCAST if X86_64 || (X86_32 && X86_LOCAL_APIC) select GENERIC_TIME_VSYSCALL if X86_64 select KTIME_SCALAR if X86_32 + select ALWAYS_USE_PERSISTENT_CLOCK select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING - select GENERIC_KERNEL_THREAD - select GENERIC_KERNEL_EXECVE + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 + select ARCH_USE_BUILTIN_BSWAP + select OLD_SIGSUSPEND3 if X86_32 || IA32_EMULATION + select OLD_SIGACTION if X86_32 + select COMPAT_OLD_SIGACTION if IA32_EMULATION config INSTRUCTION_DECODER def_bool y @@ -221,7 +228,7 @@ config ARCH_SUPPORTS_DEBUG_PAGEALLOC config HAVE_INTEL_TXT def_bool y - depends on EXPERIMENTAL && INTEL_IOMMU && ACPI + depends on INTEL_IOMMU && ACPI config X86_32_SMP def_bool y @@ -319,6 +326,10 @@ config X86_BIGSMP ---help--- This option is needed for the systems that have more than 8 CPUs +config GOLDFISH + def_bool y + depends on X86_GOLDFISH + if X86_32 config X86_EXTENDED_PLATFORM bool "Support for extended (non-PC) x86 platforms" @@ -401,6 +412,14 @@ config X86_UV # Following is an alphabetically sorted list of 32 bit extended platforms # Please maintain the alphabetic order if and when there are additions +config X86_GOLDFISH + bool "Goldfish (Virtual Platform)" + depends on X86_32 + ---help--- + Enable support for the Goldfish virtual platform used primarily + for Android development. Unless you are building for the Android + Goldfish emulator say N here. + config X86_INTEL_CE bool "CE4100 TV platform" depends on PCI @@ -453,6 +472,16 @@ config X86_MDFLD endif +config X86_INTEL_LPSS + bool "Intel Low Power Subsystem Support" + depends on ACPI + select COMMON_CLK + ---help--- + Select to build support for Intel Low Power Subsystem such as + found on Intel Lynxpoint PCH. Selecting this option enables + things like clock tree (common clock framework) which are needed + by the LPSS peripheral drivers. + config X86_RDC321X bool "RDC R-321x SoC" depends on X86_32 @@ -616,7 +645,7 @@ config PARAVIRT config PARAVIRT_SPINLOCKS bool "Paravirtualization layer for spinlocks" - depends on PARAVIRT && SMP && EXPERIMENTAL + depends on PARAVIRT && SMP ---help--- Paravirtualized spinlocks allow a pvops backend to replace the spinlock implementation with something virtualization-friendly @@ -728,7 +757,7 @@ config GART_IOMMU config CALGARY_IOMMU bool "IBM Calgary IOMMU support" select SWIOTLB - depends on X86_64 && PCI && EXPERIMENTAL + depends on X86_64 && PCI ---help--- Support for hardware IOMMUs in IBM's xSeries x366 and x460 systems. Needed to run systems with more than 3GB of memory @@ -770,7 +799,7 @@ config IOMMU_HELPER config MAXSMP bool "Enable Maximum number of SMP Processors and NUMA Nodes" - depends on X86_64 && SMP && DEBUG_KERNEL && EXPERIMENTAL + depends on X86_64 && SMP && DEBUG_KERNEL select CPUMASK_OFFSTACK ---help--- Enable maximum number of CPUS and NUMA Nodes for this architecture. @@ -1028,6 +1057,24 @@ config MICROCODE_OLD_INTERFACE def_bool y depends on MICROCODE +config MICROCODE_INTEL_LIB + def_bool y + depends on MICROCODE_INTEL + +config MICROCODE_INTEL_EARLY + bool "Early load microcode" + depends on MICROCODE_INTEL && BLK_DEV_INITRD + default y + help + This option provides functionality to read additional microcode data + at the beginning of initrd image. The data tells kernel to load + microcode to CPU's as early as possible. No functional change if no + microcode data is glued to the initrd, therefore it's safe to say Y. + +config MICROCODE_EARLY + def_bool y + depends on MICROCODE_INTEL_EARLY + config X86_MSR tristate "/dev/cpu/*/msr - Model-specific register support" ---help--- @@ -1106,7 +1153,6 @@ config HIGHMEM64G endchoice choice - depends on EXPERIMENTAL prompt "Memory split" if EXPERT default VMSPLIT_3G depends on X86_32 @@ -1183,7 +1229,7 @@ config DIRECT_GBPAGES config NUMA bool "Numa Memory Allocation and Scheduler Support" depends on SMP - depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && EXPERIMENTAL) + depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI)) default y if (X86_NUMAQ || X86_SUMMIT || X86_BIGSMP) ---help--- Enable NUMA (Non Uniform Memory Access) support. @@ -1252,10 +1298,6 @@ config NODES_SHIFT Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables. -config HAVE_ARCH_ALLOC_REMAP - def_bool y - depends on X86_32 && NUMA - config ARCH_HAVE_MEMORY_PRESENT def_bool y depends on X86_32 && DISCONTIGMEM @@ -1278,7 +1320,7 @@ config ARCH_DISCONTIGMEM_DEFAULT config ARCH_SPARSEMEM_ENABLE def_bool y - depends on X86_64 || NUMA || (EXPERIMENTAL && X86_32) || X86_32_NON_STANDARD + depends on X86_64 || NUMA || X86_32 || X86_32_NON_STANDARD select SPARSEMEM_STATIC if X86_32 select SPARSEMEM_VMEMMAP_ENABLE if X86_64 @@ -1592,8 +1634,7 @@ config CRASH_DUMP For more details see Documentation/kdump/kdump.txt config KEXEC_JUMP - bool "kexec jump (EXPERIMENTAL)" - depends on EXPERIMENTAL + bool "kexec jump" depends on KEXEC && HIBERNATION ---help--- Jump between original kernel and kexeced kernel and invoke @@ -1698,7 +1739,7 @@ config HOTPLUG_CPU config BOOTPARAM_HOTPLUG_CPU0 bool "Set default setting of cpu0_hotpluggable" default n - depends on HOTPLUG_CPU && EXPERIMENTAL + depends on HOTPLUG_CPU ---help--- Set whether default state of cpu0_hotpluggable is on or off. @@ -1727,7 +1768,7 @@ config BOOTPARAM_HOTPLUG_CPU0 config DEBUG_HOTPLUG_CPU0 def_bool n prompt "Debug CPU0 hotplug" - depends on HOTPLUG_CPU && EXPERIMENTAL + depends on HOTPLUG_CPU ---help--- Enabling this option offlines CPU0 (if CPU0 can be offlined) as soon as possible and boots up userspace with CPU0 offlined. User @@ -1911,6 +1952,7 @@ config APM_DO_ENABLE this feature. config APM_CPU_IDLE + depends on CPU_IDLE bool "Make CPU Idle calls when idle" ---help--- Enable calls to APM CPU Idle/CPU Busy inside the kernel's idle loop. @@ -2036,7 +2078,7 @@ config PCI_MMCONFIG config PCI_CNB20LE_QUIRK bool "Read CNB20LE Host Bridge Windows" if EXPERT - depends on PCI && EXPERIMENTAL + depends on PCI help Read the PCI windows out of the CNB20LE host bridge. This allows PCI hotplug to work on systems with the CNB20LE chipset which do @@ -2137,6 +2179,7 @@ config OLPC_XO1_RTC config OLPC_XO1_SCI bool "OLPC XO-1 SCI extras" depends on OLPC && OLPC_XO1_PM + depends on INPUT=y select POWER_SUPPLY select GPIO_CS5535 select MFD_CORE @@ -2186,6 +2229,15 @@ config GEOS ---help--- This option enables system support for the Traverse Technologies GEOS. +config TS5500 + bool "Technologic Systems TS-5500 platform support" + depends on MELAN + select CHECK_SIGNATURE + select NEW_LEDS + select LEDS_CLASS + ---help--- + This option enables system support for the Technologic Systems TS-5500. + endif # X86_32 config AMD_NB @@ -2230,8 +2282,8 @@ config IA32_AOUT Support old a.out binaries in the 32bit emulation. config X86_X32 - bool "x32 ABI for 64-bit mode (EXPERIMENTAL)" - depends on X86_64 && IA32_EMULATION && EXPERIMENTAL + bool "x32 ABI for 64-bit mode" + depends on X86_64 && IA32_EMULATION ---help--- Include code to run binaries for the x32 native 32-bit ABI for 64-bit processors. An x32 process gets access to the |