arch/riscv/Kconfig v5.13-rc1

MMU MMU-based Paged Memory Management Support

Menu [SoC selection]

SOC_MICROCHIP_POLARFIRE Microchip PolarFire SoCs
SOC_SIFIVE SiFive SoCs
SOC_VIRT QEMU Virt Machine
SOC_CANAAN Canaan Kendryte K210 SoC
SOC_CANAAN_K210_DTB_BUILTIN Builtin device tree for the Canaan Kendryte K210
SOC_CANAAN_K210_DTB_SOURCE Source file for the Canaan Kendryte K210 builtin DTB

Menu [CPU errata selection]

RISCV_ERRATA_ALTERNATIVE RISC-V alternative scheme
ERRATA_SIFIVE SiFive errata
ERRATA_SIFIVE_CIP_453 Apply SiFive errata CIP-453
ERRATA_SIFIVE_CIP_1200 Apply SiFive errata CIP-1200

Menu [Platform type]

LOCKDEP_SUPPORT Base ISA
SMP Symmetric Multi-Processing
HOTPLUG_CPU Support for hot-pluggable CPUs
NUMA NUMA Memory Allocation and Scheduler Support
NODES_SHIFT Maximum NUMA Nodes (as a power of 2)
RISCV_ISA_C Emit compressed instructions when building Linux

Menu [supported PMU type]

RISCV_BASE_PMU Base Performance Monitoring Unit

FPU FPU support

Menu [Kernel features]

None Timer frequency
RISCV_SBI_V01 SBI v0.1 support
KEXEC Kexec system call
CRASH_DUMP Build kdump crash kernel

Menu [Boot options]

CMDLINE Built-in kernel command line
CMDLINE Built-in command line usage" if CMDLINE != "
CMDLINE_FALLBACK Use bootloader kernel arguments if available
CMDLINE_EXTEND Extend bootloader kernel arguments
CMDLINE_FORCE Always use the default kernel command string
EFI UEFI runtime support
PHYS_RAM_BASE Platform Physical RAM address
XIP_KERNEL Kernel Execute-In-Place from ROM
XIP_PHYS_ADDR XIP Kernel Physical Location

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 [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