arch/x86/Kconfig v5.13-rc1

• 64BIT 64-bit kernel" if "$(ARCH)" = "x86
• FORCE_DYNAMIC_FTRACE
• CC_HAS_SANE_STACKPROTECTOR

Menu [Processor type and features]

• ZONE_DMA DMA memory allocation support
• SMP Symmetric multi-processing support
• X86_FEATURE_NAMES Processor feature human-readable names
• X86_X2APIC Support x2apic
• X86_MPPARSE Enable MPS table
• RETPOLINE Avoid speculative indirect branches in kernel
• X86_CPU_RESCTRL x86 CPU resource control support
• X86_BIGSMP Support for big SMP systems with more than 8 CPUs
• X86_EXTENDED_PLATFORM Support for extended (non-PC) x86 platforms
• X86_EXTENDED_PLATFORM Support for extended (non-PC) x86 platforms
• X86_NUMACHIP Numascale NumaChip
• X86_VSMP ScaleMP vSMP
• X86_UV SGI Ultraviolet
• X86_GOLDFISH Goldfish (Virtual Platform)
• X86_INTEL_CE CE4100 TV platform
• X86_INTEL_MID Intel MID platform support
• X86_INTEL_QUARK Intel Quark platform support
• X86_INTEL_LPSS Intel Low Power Subsystem Support
• X86_AMD_PLATFORM_DEVICE AMD ACPI2Platform devices support
• IOSF_MBI Intel SoC IOSF Sideband support for SoC platforms
• IOSF_MBI_DEBUG Enable IOSF sideband access through debugfs
• X86_RDC321X RDC R-321x SoC
• X86_32_NON_STANDARD Support non-standard 32-bit SMP architectures
• STA2X11 STA2X11 Companion Chip Support
• X86_32_IRIS Eurobraille/Iris poweroff module
• SCHED_OMIT_FRAME_POINTER Single-depth WCHAN output
• HYPERVISOR_GUEST Linux guest support
• PARAVIRT Enable paravirtualization code
• PARAVIRT_DEBUG paravirt-ops debugging
• PARAVIRT_SPINLOCKS Paravirtualization layer for spinlocks
• XEN Xen guest support
• XEN_PV Xen PV guest support
• XEN_512GB Limit Xen pv-domain memory to 512GB
• XEN_DOM0 Xen PV Dom0 support
• XEN_PVHVM_GUEST Xen PVHVM guest support
• XEN_DEBUG_FS Enable Xen debug and tuning parameters in debugfs
• XEN_PVH Xen PVH guest support
• KVM_GUEST KVM Guest support (including kvmclock)
• ARCH_CPUIDLE_HALTPOLL Disable host haltpoll when loading haltpoll driver
• PVH Support for running PVH guests
• PARAVIRT_TIME_ACCOUNTING Paravirtual steal time accounting
• JAILHOUSE_GUEST Jailhouse non-root cell support
• ACRN_GUEST ACRN Guest support
• None Processor family
• M486SX 486SX
• M486 486DX
• M586 586/K5/5x86/6x86/6x86MX
• M586TSC Pentium-Classic
• M586MMX Pentium-MMX
• M686 Pentium-Pro
• MPENTIUMII Pentium-II/Celeron(pre-Coppermine)
• MPENTIUMIII Pentium-III/Celeron(Coppermine)/Pentium-III Xeon
• MPENTIUMM Pentium M
• MPENTIUM4 Pentium-4/Celeron(P4-based)/Pentium-4 M/older Xeon
• MK6 K6/K6-II/K6-III
• MK7 Athlon/Duron/K7
• MK8 Opteron/Athlon64/Hammer/K8
• MCRUSOE Crusoe
• MEFFICEON Efficeon
• MWINCHIPC6 Winchip-C6
• MWINCHIP3D Winchip-2/Winchip-2A/Winchip-3
• MELAN AMD Elan
• MGEODEGX1 GeodeGX1
• MGEODE_LX Geode GX/LX
• MCYRIXIII CyrixIII/VIA-C3
• MVIAC3_2 VIA C3-2 (Nehemiah)
• MVIAC7 VIA C7
• MPSC Intel P4 / older Netburst based Xeon
• MCORE2 Core 2/newer Xeon
• MATOM Intel Atom
• GENERIC_CPU Generic-x86-64
• X86_GENERIC Generic x86 support
• PROCESSOR_SELECT Supported processor vendors
• CPU_SUP_INTEL Support Intel processors
• CPU_SUP_CYRIX_32 Support Cyrix processors
• CPU_SUP_AMD Support AMD processors
• CPU_SUP_HYGON Support Hygon processors
• CPU_SUP_CENTAUR Support Centaur processors
• CPU_SUP_TRANSMETA_32 Support Transmeta processors
• CPU_SUP_UMC_32 Support UMC processors
• CPU_SUP_ZHAOXIN Support Zhaoxin processors
• HPET_TIMER HPET Timer Support
• DMI Enable DMI scanning
• GART_IOMMU Old AMD GART IOMMU support
• MAXSMP Enable Maximum number of SMP Processors and NUMA Nodes
• NR_CPUS Maximum number of CPUs
• SCHED_MC Multi-core scheduler support
• SCHED_MC_PRIO CPU core priorities scheduler support
• X86_UP_APIC Local APIC support on uniprocessors
• X86_UP_IOAPIC IO-APIC support on uniprocessors
• X86_REROUTE_FOR_BROKEN_BOOT_IRQS Reroute for broken boot IRQs
• X86_MCE Machine Check / overheating reporting
• X86_MCELOG_LEGACY Support for deprecated /dev/mcelog character device
• X86_MCE_INTEL Intel MCE features
• X86_MCE_AMD AMD MCE features
• X86_ANCIENT_MCE Support for old Pentium 5 / WinChip machine checks
• X86_MCE_INJECT Machine check injector support

Menu [Performance monitoring]

• PERF_EVENTS_INTEL_UNCORE Intel uncore performance events
• PERF_EVENTS_INTEL_RAPL Intel/AMD rapl performance events
• PERF_EVENTS_INTEL_CSTATE Intel cstate performance events
• PERF_EVENTS_AMD_POWER AMD Processor Power Reporting Mechanism
• X86_LEGACY_VM86 Legacy VM86 support
• X86_16BIT Enable support for 16-bit segments
• X86_VSYSCALL_EMULATION Enable vsyscall emulation
• X86_IOPL_IOPERM IOPERM and IOPL Emulation
• TOSHIBA Toshiba Laptop support
• I8K Dell i8k legacy laptop support
• X86_REBOOTFIXUPS Enable X86 board specific fixups for reboot
• MICROCODE CPU microcode loading support
• MICROCODE_INTEL Intel microcode loading support
• MICROCODE_AMD AMD microcode loading support
• MICROCODE_OLD_INTERFACE Ancient loading interface (DEPRECATED)
• X86_MSR /dev/cpu/*/msr - Model-specific register support
• X86_CPUID /dev/cpu/*/cpuid - CPU information support
• NOHIGHMEM off
• HIGHMEM4G 4GB
• HIGHMEM64G 64GB
• HIGHMEM64G Memory split
• X86_PAE PAE (Physical Address Extension) Support
• X86_5LEVEL Enable 5-level page tables support
• X86_DIRECT_GBPAGES
• X86_CPA_STATISTICS Enable statistic for Change Page Attribute
• AMD_MEM_ENCRYPT AMD Secure Memory Encryption (SME) support
• AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT Activate AMD Secure Memory Encryption (SME) by default
• NUMA NUMA Memory Allocation and Scheduler Support
• AMD_NUMA Old style AMD Opteron NUMA detection
• X86_64_ACPI_NUMA ACPI NUMA detection
• NUMA_EMU NUMA emulation
• NODES_SHIFT Maximum NUMA Nodes (as a power of 2)
• ARCH_MEMORY_PROBE Enable sysfs memory/probe interface
• X86_PMEM_LEGACY Support non-standard NVDIMMs and ADR protected memory
• HIGHPTE Allocate 3rd-level pagetables from highmem
• X86_CHECK_BIOS_CORRUPTION Check for low memory corruption
• X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK Set the default setting of memory_corruption_check
• X86_RESERVE_LOW Amount of low memory, in kilobytes, to reserve for the BIOS
• MATH_EMULATION Math emulation
• MTRR MTRR (Memory Type Range Register) support
• MTRR_SANITIZER MTRR cleanup support
• MTRR_SANITIZER_ENABLE_DEFAULT MTRR cleanup enable value (0-1)
• MTRR_SANITIZER_SPARE_REG_NR_DEFAULT MTRR cleanup spare reg num (0-7)
• X86_PAT x86 PAT support
• ARCH_RANDOM x86 architectural random number generator
• X86_SMAP Supervisor Mode Access Prevention
• X86_UMIP User Mode Instruction Prevention
• X86_INTEL_MEMORY_PROTECTION_KEYS Memory Protection Keys
• X86_INTEL_MEMORY_PROTECTION_KEYS TSX enable mode
• X86_INTEL_TSX_MODE_OFF off
• X86_INTEL_TSX_MODE_ON on
• X86_INTEL_TSX_MODE_AUTO auto
• X86_SGX Software Guard eXtensions (SGX)
• EFI EFI runtime service support
• EFI_STUB EFI stub support
• EFI_MIXED EFI mixed-mode support
• None Timer frequency
• KEXEC kexec system call
• KEXEC_FILE kexec file based system call
• KEXEC_SIG Verify kernel signature during kexec_file_load() syscall
• KEXEC_SIG_FORCE Require a valid signature in kexec_file_load() syscall
• KEXEC_BZIMAGE_VERIFY_SIG Enable bzImage signature verification support
• CRASH_DUMP kernel crash dumps
• KEXEC_JUMP kexec jump
• PHYSICAL_START Physical address where the kernel is loaded
• RELOCATABLE Build a relocatable kernel
• RANDOMIZE_BASE Randomize the address of the kernel image (KASLR)
• PHYSICAL_ALIGN Alignment value to which kernel should be aligned
• DYNAMIC_MEMORY_LAYOUT
• RANDOMIZE_MEMORY Randomize the kernel memory sections
• RANDOMIZE_MEMORY_PHYSICAL_PADDING Physical memory mapping padding
• BOOTPARAM_HOTPLUG_CPU0 Set default setting of cpu0_hotpluggable
• DEBUG_HOTPLUG_CPU0 Debug CPU0 hotplug
• COMPAT_VDSO Disable the 32-bit vDSO (needed for glibc 2.3.3)
• COMPAT_VDSO vsyscall table for legacy applications
• CMDLINE_BOOL Built-in kernel command line
• CMDLINE Built-in kernel command string
• CMDLINE_OVERRIDE Built-in command line overrides boot loader arguments
• MODIFY_LDT_SYSCALL Enable the LDT (local descriptor table)
• HAVE_LIVEPATCH
• LIVEPATCH Kernel Live Patching

Menu [Power management and ACPI options]

• SUSPEND Suspend to RAM and standby
• SUSPEND_FREEZER Enable freezer for suspend to RAM/standby
• SUSPEND_SKIP_SYNC Skip kernel's sys_sync() on suspend to RAM/standby
• HIBERNATION Hibernation (aka 'suspend to disk')
• HIBERNATION_SNAPSHOT_DEV Userspace snapshot device
• PM_STD_PARTITION Default resume partition
• PM_SLEEP_SMP_NONZERO_CPU
• PM_AUTOSLEEP Opportunistic sleep
• PM_WAKELOCKS User space wakeup sources interface
• PM Device power management core functionality
• PM_DEBUG Power Management Debug Support
• PM_ADVANCED_DEBUG Extra PM attributes in sysfs for low-level debugging/testing
• PM_TEST_SUSPEND Test suspend/resume and wakealarm during bootup
• DPM_WATCHDOG Device suspend/resume watchdog
• PM_TRACE
• PM_TRACE_RTC Suspend/resume event tracing
• APM_EMULATION Advanced Power Management Emulation
• WQ_POWER_EFFICIENT_DEFAULT Enable workqueue power-efficient mode by default
• ENERGY_MODEL Energy Model for devices with DVFS (CPUs, GPUs, etc)
• ACPI ACPI (Advanced Configuration and Power Interface) Support
• ACPI_DEBUGGER AML debugger interface
• ACPI_DEBUGGER_USER Userspace debugger accessiblity
• ACPI_SPCR_TABLE ACPI Serial Port Console Redirection Support
• ACPI_FPDT ACPI Firmware Performance Data Table (FPDT) support
• ACPI_REV_OVERRIDE_POSSIBLE Allow supported ACPI revision to be overridden
• ACPI_EC_DEBUGFS EC read/write access through /sys/kernel/debug/ec
• ACPI_AC AC Adapter
• ACPI_BATTERY Battery
• ACPI_BUTTON Button
• ACPI_TINY_POWER_BUTTON Tiny Power Button Driver
• ACPI_TINY_POWER_BUTTON_SIGNAL Tiny Power Button Signal
• ACPI_VIDEO Video
• ACPI_FAN Fan
• ACPI_TAD ACPI Time and Alarm (TAD) Device Support
• ACPI_DOCK Dock
• ACPI_CPPC_LIB
• ACPI_PROCESSOR Processor
• ACPI_IPMI IPMI
• ACPI_PROCESSOR_AGGREGATOR Processor Aggregator
• ACPI_THERMAL Thermal Zone
• ACPI_CUSTOM_DSDT_FILE Custom DSDT Table file to include
• ACPI_TABLE_UPGRADE Allow upgrading ACPI tables via initrd
• ACPI_TABLE_OVERRIDE_VIA_BUILTIN_INITRD Override ACPI tables from built-in initrd
• ACPI_DEBUG Debug Statements
• ACPI_PCI_SLOT PCI slot detection driver
• ACPI_CONTAINER Container and Module Devices
• ACPI_HOTPLUG_MEMORY Memory Hotplug
• ACPI_SBS Smart Battery System
• ACPI_HED Hardware Error Device
• ACPI_CUSTOM_METHOD Allow ACPI methods to be inserted/replaced at run time
• ACPI_BGRT Boottime Graphics Resource Table support
• ACPI_REDUCED_HARDWARE_ONLY Hardware-reduced ACPI support only
• ACPI_NFIT ACPI NVDIMM Firmware Interface Table (NFIT)
• NFIT_SECURITY_DEBUG Enable debug for NVDIMM security commands
• ACPI_HMAT ACPI Heterogeneous Memory Attribute Table Support
• ACPI_APEI ACPI Platform Error Interface (APEI)
• ACPI_APEI_GHES APEI Generic Hardware Error Source
• ACPI_APEI_PCIEAER APEI PCIe AER logging/recovering support
• ACPI_APEI_MEMORY_FAILURE APEI memory error recovering support
• ACPI_APEI_EINJ APEI Error INJection (EINJ)
• ACPI_APEI_ERST_DEBUG APEI Error Record Serialization Table (ERST) Debug Support
• ACPI_DPTF Intel DPTF (Dynamic Platform and Thermal Framework) Support
• DPTF_POWER Platform Power DPTF Participant
• DPTF_PCH_FIVR PCH FIVR DPTF Participant
• ACPI_EXTLOG Extended Error Log support
• ACPI_CONFIGFS ACPI configfs support
• PMIC_OPREGION PMIC (Power Management Integrated Circuit) operation region support
• BYTCRC_PMIC_OPREGION ACPI operation region support for Bay Trail Crystal Cove PMIC
• CHTCRC_PMIC_OPREGION ACPI operation region support for Cherry Trail Crystal Cove PMIC
• XPOWER_PMIC_OPREGION ACPI operation region support for XPower AXP288 PMIC
• BXT_WC_PMIC_OPREGION ACPI operation region support for BXT WhiskeyCove PMIC
• CHT_WC_PMIC_OPREGION ACPI operation region support for CHT Whiskey Cove PMIC
• CHT_DC_TI_PMIC_OPREGION ACPI operation region support for Dollar Cove TI PMIC
• TPS68470_PMIC_OPREGION ACPI operation region support for TPS68470 PMIC
• X86_PM_TIMER Power Management Timer Support
• APM APM (Advanced Power Management) BIOS support
• APM_IGNORE_USER_SUSPEND Ignore USER SUSPEND
• APM_DO_ENABLE Enable PM at boot time
• APM_CPU_IDLE Make CPU Idle calls when idle
• APM_DISPLAY_BLANK Enable console blanking using APM
• APM_ALLOW_INTS Allow interrupts during APM BIOS calls

Menu [CPU Frequency scaling]

• CPU_FREQ CPU Frequency scaling
• CPU_FREQ_STAT CPU frequency transition statistics
• CPU_FREQ_STAT Default CPUFreq governor
• CPU_FREQ_DEFAULT_GOV_PERFORMANCE performance
• CPU_FREQ_DEFAULT_GOV_POWERSAVE powersave
• CPU_FREQ_DEFAULT_GOV_USERSPACE userspace
• CPU_FREQ_DEFAULT_GOV_ONDEMAND ondemand
• CPU_FREQ_DEFAULT_GOV_CONSERVATIVE conservative
• CPU_FREQ_DEFAULT_GOV_SCHEDUTIL schedutil
• CPU_FREQ_GOV_PERFORMANCE 'performance' governor
• CPU_FREQ_GOV_POWERSAVE 'powersave' governor
• CPU_FREQ_GOV_USERSPACE 'userspace' governor for userspace frequency scaling
• CPU_FREQ_GOV_ONDEMAND 'ondemand' cpufreq policy governor
• CPU_FREQ_GOV_CONSERVATIVE 'conservative' cpufreq governor
• CPU_FREQ_GOV_SCHEDUTIL 'schedutil' cpufreq policy governor
• CPUFREQ_DT Generic DT based cpufreq driver
• CPUFREQ_DT_PLATDEV
• X86_INTEL_PSTATE Intel P state control
• X86_PCC_CPUFREQ Processor Clocking Control interface driver
• X86_ACPI_CPUFREQ ACPI Processor P-States driver
• X86_ACPI_CPUFREQ_CPB Legacy cpb sysfs knob support for AMD CPUs
• ELAN_CPUFREQ AMD Elan SC400 and SC410
• SC520_CPUFREQ AMD Elan SC520
• X86_POWERNOW_K6 AMD Mobile K6-2/K6-3 PowerNow!
• X86_POWERNOW_K7 AMD Mobile Athlon/Duron PowerNow!
• X86_POWERNOW_K8 AMD Opteron/Athlon64 PowerNow!
• X86_AMD_FREQ_SENSITIVITY AMD frequency sensitivity feedback powersave bias
• X86_GX_SUSPMOD Cyrix MediaGX/NatSemi Geode Suspend Modulation
• X86_SPEEDSTEP_CENTRINO Intel Enhanced SpeedStep (deprecated)
• X86_SPEEDSTEP_CENTRINO_TABLE Built-in tables for Banias CPUs
• X86_SPEEDSTEP_ICH Intel Speedstep on ICH-M chipsets (ioport interface)
• X86_SPEEDSTEP_SMI Intel SpeedStep on 440BX/ZX/MX chipsets (SMI interface)
• X86_P4_CLOCKMOD Intel Pentium 4 clock modulation
• X86_CPUFREQ_NFORCE2 nVidia nForce2 FSB changing
• X86_LONGRUN Transmeta LongRun
• X86_LONGHAUL VIA Cyrix III Longhaul
• X86_E_POWERSAVER VIA C7 Enhanced PowerSaver (DANGEROUS)
• X86_SPEEDSTEP_RELAXED_CAP_CHECK Relaxed speedstep capability checks
• ACPI_CPPC_CPUFREQ CPUFreq driver based on the ACPI CPPC spec
• ACPI_CPPC_CPUFREQ_FIE Frequency Invariance support for CPPC cpufreq driver
• ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM Allwinner nvmem based SUN50I CPUFreq driver
• ARM_ARMADA_37XX_CPUFREQ Armada 37xx CPUFreq support
• ARM_ARMADA_8K_CPUFREQ Armada 8K CPUFreq driver
• ARM_SCPI_CPUFREQ SCPI based CPUfreq driver
• ARM_VEXPRESS_SPC_CPUFREQ Versatile Express SPC based CPUfreq driver
• ARM_BRCMSTB_AVS_CPUFREQ Broadcom STB AVS CPUfreq driver
• ARM_HIGHBANK_CPUFREQ Calxeda Highbank-based
• ARM_IMX6Q_CPUFREQ Freescale i.MX6 cpufreq support
• ARM_IMX_CPUFREQ_DT Freescale i.MX8M cpufreq support
• ARM_KIRKWOOD_CPUFREQ
• ARM_MEDIATEK_CPUFREQ CPU Frequency scaling support for MediaTek SoCs
• ARM_QCOM_CPUFREQ_NVMEM Qualcomm nvmem based CPUFreq
• ARM_QCOM_CPUFREQ_HW QCOM CPUFreq HW driver
• ARM_RASPBERRYPI_CPUFREQ Raspberry Pi cpufreq support
• ARM_S3C_CPUFREQ
• ARM_S3C24XX_CPUFREQ CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)
• ARM_S3C24XX_CPUFREQ_DEBUG Debug CPUfreq Samsung driver core
• ARM_S3C24XX_CPUFREQ_IODEBUG Debug CPUfreq Samsung driver IO timing
• ARM_S3C24XX_CPUFREQ_DEBUGFS Export debugfs for CPUFreq
• ARM_S3C2410_CPUFREQ
• ARM_S3C2412_CPUFREQ
• ARM_S3C2416_CPUFREQ S3C2416 CPU Frequency scaling support
• ARM_S3C2416_CPUFREQ_VCORESCALE Allow voltage scaling for S3C2416 arm core
• ARM_S3C2440_CPUFREQ S3C2440/S3C2442 CPU Frequency scaling support
• ARM_S3C64XX_CPUFREQ Samsung S3C64XX
• ARM_S5PV210_CPUFREQ Samsung S5PV210 and S5PC110
• ARM_SCMI_CPUFREQ SCMI based CPUfreq driver
• ARM_SPEAR_CPUFREQ SPEAr CPUFreq support
• ARM_STI_CPUFREQ STi CPUFreq support
• ARM_TEGRA20_CPUFREQ Tegra20/30 CPUFreq support
• ARM_TEGRA124_CPUFREQ Tegra124 CPUFreq support
• ARM_TEGRA186_CPUFREQ Tegra186 CPUFreq support
• ARM_TEGRA194_CPUFREQ Tegra194 CPUFreq support
• ARM_TI_CPUFREQ Texas Instruments CPUFreq support
• ARM_PXA2xx_CPUFREQ Intel PXA2xx CPUfreq driver
• CPU_FREQ_CBE CBE frequency scaling
• CPU_FREQ_CBE_PMI CBE frequency scaling using PMI interface
• CPU_FREQ_MAPLE Support for Maple 970FX Evaluation Board
• CPU_FREQ_PMAC Support for Apple PowerBooks
• CPU_FREQ_PMAC64 Support for some Apple G5s
• PPC_PASEMI_CPUFREQ Support for PA Semi PWRficient
• POWERNV_CPUFREQ CPU frequency scaling for IBM POWERNV platform
• IA64_ACPI_CPUFREQ ACPI Processor P-States driver
• BMIPS_CPUFREQ BMIPS CPUfreq Driver
• LOONGSON2_CPUFREQ Loongson2 CPUFreq Driver
• LOONGSON1_CPUFREQ Loongson1 CPUFreq Driver
• SPARC_US3_CPUFREQ UltraSPARC-III CPU Frequency driver
• SPARC_US2E_CPUFREQ UltraSPARC-IIe CPU Frequency driver
• SH_CPU_FREQ SuperH CPU Frequency driver
• QORIQ_CPUFREQ CPU frequency scaling driver for Freescale QorIQ SoCs

Menu [CPU Idle]

• CPU_IDLE CPU idle PM support
• CPU_IDLE_GOV_TEO Timer events oriented (TEO) governor (for tickless systems)
• CPU_IDLE_GOV_HALTPOLL Haltpoll governor (for virtualized systems)

Menu [ARM CPU Idle Drivers]

• ARM_CPUIDLE Generic ARM/ARM64 CPU idle Driver
• ARM_PSCI_CPUIDLE PSCI CPU idle Driver
• ARM_PSCI_CPUIDLE_DOMAIN PSCI CPU idle Domain
• ARM_BIG_LITTLE_CPUIDLE Support for ARM big.LITTLE processors
• ARM_CLPS711X_CPUIDLE CPU Idle Driver for CLPS711X processors
• ARM_HIGHBANK_CPUIDLE CPU Idle Driver for Calxeda processors
• ARM_KIRKWOOD_CPUIDLE CPU Idle Driver for Marvell Kirkwood SoCs
• ARM_ZYNQ_CPUIDLE CPU Idle Driver for Xilinx Zynq processors
• ARM_U8500_CPUIDLE Cpu Idle Driver for the ST-E u8500 processors
• ARM_AT91_CPUIDLE Cpu Idle Driver for the AT91 processors
• ARM_EXYNOS_CPUIDLE Cpu Idle Driver for the Exynos processors
• ARM_MVEBU_V7_CPUIDLE CPU Idle Driver for mvebu v7 family processors
• ARM_TEGRA_CPUIDLE CPU Idle Driver for NVIDIA Tegra SoCs
• ARM_QCOM_SPM_CPUIDLE CPU Idle Driver for Qualcomm Subsystem Power Manager (SPM)

Menu [MIPS CPU Idle Drivers]

• MIPS_CPS_CPUIDLE CPU Idle driver for MIPS CPS platforms

Menu [POWERPC CPU Idle Drivers]

• PSERIES_CPUIDLE Cpuidle driver for pSeries platforms
• POWERNV_CPUIDLE Cpuidle driver for powernv platforms
• HALTPOLL_CPUIDLE Halt poll cpuidle driver
• INTEL_IDLE Cpuidle Driver for Intel Processors

Menu [Bus options (PCI etc.)]

• APM_ALLOW_INTS PCI access mode
• PCI_CNB20LE_QUIRK Read CNB20LE Host Bridge Windows
• ISA_BUS ISA bus support on modern systems
• ISA_DMA_API ISA-style DMA support
• ISA ISA support
• SCx200 NatSemi SCx200 support
• SCx200HR_TIMER NatSemi SCx200 27MHz High-Resolution Timer Support
• OLPC One Laptop Per Child support
• OLPC_XO1_PM OLPC XO-1 Power Management
• OLPC_XO1_RTC OLPC XO-1 Real Time Clock
• OLPC_XO1_SCI OLPC XO-1 SCI extras
• OLPC_XO15_SCI OLPC XO-1.5 SCI extras
• ALIX PCEngines ALIX System Support (LED setup)
• NET5501 Soekris Engineering net5501 System Support (LEDS, GPIO, etc)
• GEOS Traverse Technologies GEOS System Support (LEDS, GPIO, etc)
• TS5500 Technologic Systems TS-5500 platform support
• X86_SYSFB Mark VGA/VBE/EFI FB as generic system framebuffer

Menu [Binary Emulations]

• IA32_EMULATION IA32 Emulation
• IA32_AOUT IA32 a.out support
• X86_X32 x32 ABI for 64-bit mode

Menu [Firmware Drivers]

• ARM_SCMI_PROTOCOL ARM System Control and Management Interface (SCMI) Message Protocol
• ARM_SCMI_POWER_DOMAIN SCMI power domain driver
• ARM_SCPI_PROTOCOL ARM System Control and Power Interface (SCPI) Message Protocol
• ARM_SCPI_POWER_DOMAIN SCPI power domain driver
• ARM_SDE_INTERFACE ARM Software Delegated Exception Interface (SDEI)
• EDD BIOS Enhanced Disk Drive calls determine boot disk
• EDD_OFF Sets default behavior for EDD detection to off
• FIRMWARE_MEMMAP Add firmware-provided memory map to sysfs
• EFI_PCDP Console device selection via EFI PCDP or HCDP table
• DMIID Export DMI identification via sysfs to userspace
• DMI_SYSFS DMI table support in sysfs
• ISCSI_IBFT_FIND iSCSI Boot Firmware Table Attributes
• ISCSI_IBFT iSCSI Boot Firmware Table Attributes module
• RASPBERRYPI_FIRMWARE Raspberry Pi Firmware Driver
• FW_CFG_SYSFS QEMU fw_cfg device support in sysfs
• FW_CFG_SYSFS_CMDLINE QEMU fw_cfg device parameter parsing
• INTEL_STRATIX10_SERVICE Intel Stratix10 Service Layer
• INTEL_STRATIX10_RSU Intel Stratix10 Remote System Update
• QCOM_SCM_DOWNLOAD_MODE_DEFAULT Qualcomm download mode enabled by default
• TI_SCI_PROTOCOL TI System Control Interface (TISCI) Message Protocol
• TRUSTED_FOUNDATIONS Trusted Foundations secure monitor support
• TURRIS_MOX_RWTM Turris Mox rWTM secure firmware driver
• BCM47XX_NVRAM Broadcom NVRAM driver
• BCM47XX_SPROM Broadcom SPROM driver
• TEE_BNXT_FW Broadcom BNXT firmware manager
• GOOGLE_FIRMWARE Google Firmware Drivers
• GOOGLE_SMI SMI interface for Google platforms
• GOOGLE_COREBOOT_TABLE Coreboot Table Access
• GOOGLE_MEMCONSOLE_X86_LEGACY Firmware Memory Console - X86 Legacy support
• GOOGLE_FRAMEBUFFER_COREBOOT Coreboot Framebuffer
• GOOGLE_MEMCONSOLE_COREBOOT Firmware Memory Console
• GOOGLE_VPD Vital Product Data

Menu [EFI (Extensible Firmware Interface) Support]

• EFI_VARS EFI Variable Support via sysfs
• EFI_VARS_PSTORE Register efivars backend for pstore
• EFI_VARS_PSTORE_DEFAULT_DISABLE Disable using efivars as a pstore backend by default
• EFI_RUNTIME_MAP Export efi runtime maps to sysfs
• EFI_FAKE_MEMMAP Enable EFI fake memory map
• EFI_MAX_FAKE_MEM maximum allowable number of ranges in efi_fake_mem boot option
• EFI_SOFT_RESERVE Reserve EFI Specific Purpose Memory
• EFI_PARAMS_FROM_FDT
• EFI_ARMSTUB_DTB_LOADER Enable the DTB loader
• EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER Enable the command line initrd loader
• EFI_BOOTLOADER_CONTROL EFI Bootloader Control
• EFI_CAPSULE_LOADER EFI capsule loader
• EFI_CAPSULE_QUIRK_QUARK_CSH Add support for Quark capsules with non-standard headers
• EFI_TEST EFI Runtime Service Tests Support
• APPLE_PROPERTIES Apple Device Properties
• RESET_ATTACK_MITIGATION Reset memory attack mitigation
• EFI_RCI2_TABLE EFI Runtime Configuration Interface Table Version 2 Support
• EFI_DISABLE_PCI_DMA Clear Busmaster bit on PCI bridges during ExitBootServices()
• EFI_CUSTOM_SSDT_OVERLAYS Load custom ACPI SSDT overlay from an EFI variable
• IMX_DSP IMX DSP Protocol driver
• IMX_SCU IMX SCU Protocol driver
• IMX_SCU_PD IMX SCU Power Domain driver
• MESON_SM Amlogic Secure Monitor driver
• ARM_PSCI_CHECKER ARM PSCI checker
• HAVE_ARM_SMCCC
• HAVE_ARM_SMCCC_DISCOVERY
• ARM_SMCCC_SOC_ID SoC bus device for the ARM SMCCC SOC_ID

Menu [Tegra firmware driver]

• TEGRA_IVC Tegra IVC protocol
• TEGRA_BPMP Tegra BPMP driver

Menu [Zynq MPSoC Firmware Drivers]

• ZYNQMP_FIRMWARE Enable Xilinx Zynq MPSoC firmware interface
• ZYNQMP_FIRMWARE_DEBUG Enable Xilinx Zynq MPSoC firmware debug APIs
• VIRTUALIZATION Virtualization
• KVM Kernel-based Virtual Machine (KVM) support
• KVM_WERROR Compile KVM with -Werror
• KVM_INTEL KVM for Intel (and compatible) processors support
• X86_SGX_KVM Software Guard eXtensions (SGX) Virtualization
• KVM_AMD KVM for AMD processors support
• KVM_AMD_SEV AMD Secure Encrypted Virtualization (SEV) support
• KVM_XEN Support for Xen hypercall interface
• KVM_MMU_AUDIT Audit KVM MMU
• AS_AVX512
• AS_SHA1_NI
• AS_SHA256_NI
• AS_TPAUSE