arch/mips/Kconfig v5.13-rc1

Menu [Machine selection]

• MIPS_GENERIC_KERNEL Generic board-agnostic MIPS kernel
• AR7 Texas Instruments AR7
• ATH25 Atheros AR231x/AR531x SoC support
• ATH79 Atheros AR71XX/AR724X/AR913X based boards
• BMIPS_GENERIC Broadcom Generic BMIPS kernel
• BCM47XX Broadcom BCM47XX based boards
• BCM63XX Broadcom BCM63XX based boards
• MACH_DECSTATION DECstations
• MACH_JAZZ Jazz family of machines
• MACH_LOONGSON32 Loongson 32-bit family of machines
• MACH_LOONGSON2EF Loongson-2E/F family of machines
• MACH_LOONGSON64 Loongson 64-bit family of machines
• MACH_PISTACHIO IMG Pistachio SoC based boards
• MIPS_MALTA MIPS Malta board
• MACH_PIC32 Microchip PIC32 Family
• SGI_IP22 SGI IP22 (Indy/Indigo2)
• SGI_IP27 SGI IP27 (Origin200/2000)
• SGI_IP28 SGI IP28 (Indigo2 R10k)
• SGI_IP30 SGI IP30 (Octane/Octane2)
• SGI_IP32 SGI IP32 (O2)
• SNI_RM SNI RM200/300/400
• MIKROTIK_RB532 Mikrotik RB532 boards
• CAVIUM_OCTEON_SOC Cavium Networks Octeon SoC based boards
• NLM_XLR_BOARD Netlogic XLR/XLS based systems
• NLM_XLP_BOARD Netlogic XLP based systems
• MIPS_DB1XXX Alchemy DB1XXX / PB1XXX boards
• BCM47XX_SSB SSB Support for Broadcom BCM47XX
• BCM47XX_BCMA BCMA Support for Broadcom BCM47XX

Menu [CPU support]

• None Built-in device tree
• LEGACY_BOARDS
• YAMON_DT_SHIM
• LEGACY_BOARD_SEAD3 Support MIPS SEAD-3 boards
• FIT_IMAGE_FDT_BOSTON Include FDT for MIPS Boston boards
• FIT_IMAGE_FDT_NI169445 Include FDT for NI 169445
• FIT_IMAGE_FDT_XILFPGA Include FDT for Xilfpga
• FIT_IMAGE_FDT_OCELOT Include FDT for Microsemi Ocelot development platforms
• FIT_IMAGE_FDT_LUTON Include FDT for Microsemi Luton development platforms
• FIT_IMAGE_FDT_JAGUAR2 Include FDT for Microsemi Jaguar2 development platforms
• FIT_IMAGE_FDT_SERVAL Include FDT for Microsemi Serval development platforms
• BOARD_INGENIC Support boards based on Ingenic SoCs
• VIRT_BOARD_RANCHU Support Ranchu platform for Android emulator
• ACER_PICA_61 Support for Acer PICA 1 chipset
• MIPS_MAGNUM_4000 Support for MIPS Magnum 4000
• OLIVETTI_M700 Support for Olivetti M700-10
• SOC_FALCON Built-in device tree
• PIC32MZDA Microchip PIC32MZDA Platform
• PIC32MZDA Devicetree selection
• PISTACHIO_GPTIMER_CLKSRC Enable General Purpose Timer based clocksource
• IRQ_INTC Ralink SoC selection
• IRQ_INTC Devicetree selection
• SGI_SN_M_MODE IP27 M-Mode
• SGI_SN_N_MODE IP27 N-Mode
• MAPPED_KERNEL Mapped kernel support
• REPLICATE_KTEXT Kernel text replication support
• CPU_SB1_PASS_2_1250 1250 An
• CPU_SB1_PASS_2_2 1250 Bn
• CPU_SB1_PASS_4 1250 Cn
• SIBYTE_CFE_CONSOLE Use firmware console
• SIBYTE_BUS_WATCHER Support for Bus Watcher statistics
• SIBYTE_BW_TRACE Capture bus trace before bus error
• TOSHIBA_RBTX4927 Toshiba RBTX49[23]7 board
• TOSHIBA_RBTX4938 Toshiba RBTX4938 board
• TOSHIBA_RBTX4939 Toshiba RBTX4939 board
• TANBAC_TB022X TANBAC VR4131 multichip module and TANBAC VR4131DIMM
• TANBAC_TB0219 TANBAC DIMM Evaluation Kit(TB0219)
• TANBAC_TB0226 TANBAC Mbase(TB0226)
• TANBAC_TB0287 TANBAC Mini-ITX DIMM base(TB0287)
• CAVIUM_CN63XXP1 Enable CN63XXP1 errata workarounds
• CAVIUM_OCTEON_CVMSEG_SIZE Number of L1 cache lines reserved for CVMSEG memory
• CAVIUM_OCTEON_LOCK_L2 Lock often used kernel code in the L2
• CAVIUM_OCTEON_LOCK_L2_TLB Lock the TLB handler in L2
• CAVIUM_OCTEON_LOCK_L2_EXCEPTION Lock the exception handler in L2
• CAVIUM_OCTEON_LOCK_L2_LOW_LEVEL_INTERRUPT Lock the interrupt handler in L2
• CAVIUM_OCTEON_LOCK_L2_INTERRUPT Lock the 2nd level interrupt handler in L2
• CAVIUM_OCTEON_LOCK_L2_MEMCPY Lock memcpy() in L2
• OCTEON_ILM Module to measure interrupt latency using Octeon CIU Timer
• LEMOTE_FULOONG2E Lemote Fuloong(2e) mini-PC
• LEMOTE_MACH2F Lemote Loongson 2F family machines
• CS5536_MFGPT CS5536 MFGPT Timer
• CEVT_CSRC_LS1X Use PWM Timer for clockevent/clocksource
• TIMER_USE_PWM0 Use PWM Timer 0
• TIMER_USE_PWM1 Use PWM Timer 1
• TIMER_USE_PWM2 Use PWM Timer 2
• TIMER_USE_PWM3 Use PWM Timer 3
• RS780_HPET RS780/SBX00 HPET Timer
• DT_XLP_EVP Built-in device tree for XLP EVP boards
• DT_XLP_SVP Built-in device tree for XLP SVP boards
• DT_XLP_FVP Built-in device tree for XLP FVP boards
• DT_XLP_GVP Built-in device tree for XLP GVP boards
• DT_XLP_RVP Built-in device tree for XLP RVP boards
• NLM_MULTINODE Support for multi-chip boards
• NLM_MULTINODE Number of XLPs on the board
• NLM_MULTINODE_2 Dual-XLP board
• NLM_MULTINODE_4 Quad-XLP board
• SYS_SUPPORTS_RELOCATABLE
• MIPS_EBPF_JIT Endianness selection

Menu [CPU selection]

• CPU_LOONGSON64 Loongson 64-bit CPU
• LOONGSON3_ENHANCEMENT New Loongson-3 CPU Enhancements
• CPU_LOONGSON3_WORKAROUNDS Old Loongson-3 LLSC Workarounds
• CPU_LOONGSON3_CPUCFG_EMULATION Emulate the CPUCFG instruction on older Loongson cores
• CPU_LOONGSON2E Loongson 2E
• CPU_LOONGSON2F Loongson 2F
• CPU_LOONGSON1B Loongson 1B
• CPU_LOONGSON1C Loongson 1C
• CPU_MIPS32_R1 MIPS32 Release 1
• CPU_MIPS32_R2 MIPS32 Release 2
• CPU_MIPS32_R5 MIPS32 Release 5
• CPU_MIPS32_R6 MIPS32 Release 6
• CPU_MIPS64_R1 MIPS64 Release 1
• CPU_MIPS64_R2 MIPS64 Release 2
• CPU_MIPS64_R5 MIPS64 Release 5
• CPU_MIPS64_R6 MIPS64 Release 6
• CPU_P5600 MIPS Warrior P5600
• CPU_R3000 R3000
• CPU_VR41XX R41xx
• CPU_R4300 R4300
• CPU_R4X00 R4x00
• CPU_R5000 R5000
• CPU_R5500 R5500
• CPU_NEVADA RM52xx
• CPU_R10000 R10000
• CPU_CAVIUM_OCTEON Cavium Octeon processor
• CPU_BMIPS Broadcom BMIPS
• CPU_XLR Netlogic XLR SoC
• CPU_XLP Netlogic XLP SoC
• CPU_MIPS32_3_5_FEATURES MIPS32 Release 3.5 Features
• CPU_MIPS32_3_5_EVA Enhanced Virtual Addressing (EVA)
• CPU_MIPS32_R5_FEATURES MIPS32 Release 5 Features
• CPU_MIPS32_R5_XPA Extended Physical Addressing (XPA)
• CPU_LOONGSON2F_WORKAROUNDS Loongson 2F Workarounds
• TARGET_ISA_REV

Menu [Kernel type]

• HARDWARE_WATCHPOINTS Kernel code model
• 32BIT 32-bit kernel
• 64BIT 64-bit kernel
• MIPS_VA_BITS_48 48 bits virtual memory
• PAGE_SIZE_4KB 4kB
• PAGE_SIZE_8KB 8kB
• PAGE_SIZE_16KB 16kB
• PAGE_SIZE_32KB 32kB
• PAGE_SIZE_64KB 64kB
• FORCE_MAX_ZONEORDER Maximum zone order
• SIBYTE_DMA_PAGEOPS Use DMA to clear/copy pages
• MIPS_FP_SUPPORT Floating Point support
• MIPS_MT_SMP MIPS MT SMP support (1 TC on each available VPE)
• SCHED_SMT SMT (multithreading) scheduler support
• MIPSR2_TO_R6_EMULATOR MIPS R2-to-R6 emulator
• SYS_SUPPORTS_VPE_LOADER
• MIPS_VPE_LOADER VPE loader support.
• MIPS_VPE_LOADER_TOM Load VPE program into memory hidden from linux
• MIPS_CMP MIPS CMP framework support (DEPRECATED)
• MIPS_CPS MIPS Coherent Processing System support
• CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS None
• CPU_HAS_SMARTMIPS SmartMIPS
• CPU_MICROMIPS microMIPS
• CPU_HAS_MSA Support for the MIPS SIMD Architecture
• CPU_NO_LOAD_STORE_LR
• SYS_SUPPORTS_MIPS16
• NUMA NUMA Support
• RELOCATABLE Relocatable kernel
• RELOCATION_TABLE_SIZE Relocation table size
• RANDOMIZE_BASE Randomize the address of the kernel image
• RANDOMIZE_BASE_MAX_OFFSET Maximum kASLR offset
• HW_PERF_EVENTS Enable hardware performance counter support for perf events
• DMI Enable DMI scanning
• SMP Multi-Processing support
• HOTPLUG_CPU Support for hot-pluggable CPUs
• NR_CPUS Maximum number of CPUs (2-256)
• MIPS_NR_CPU_NR_MAP Timer frequency
• KEXEC Kexec system call
• CRASH_DUMP Kernel crash dumps
• PHYSICAL_START Physical address where the kernel is loaded
• MIPS_O32_FP64_SUPPORT Support for O32 binaries using 64-bit FP
• MIPS_NO_APPENDED_DTB None
• MIPS_ELF_APPENDED_DTB vmlinux
• MIPS_RAW_APPENDED_DTB vmlinux.bin or vmlinuz.bin

Menu [Bus options (PCI, PCMCIA, EISA, ISA, TC)]

• TC TURBOchannel support
• MIPS32_O32 Kernel support for o32 binaries
• MIPS32_N32 Kernel support for n32 binaries

Menu [Power management 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)

Menu [CPU Power Management]

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

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_MIPS_DEBUG_COP0_COUNTERS Maintain counters for COP0 accesses