u-boot/arch/arm/cpu/armv7/Kconfig

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if CPU_V7A
config CPU_V7_HAS_NONSEC
bool
config CPU_V7_HAS_VIRT
bool
config ARCH_SUPPORT_PSCI
bool
config ARMV7_NONSEC
bool "Enable support for booting in non-secure mode" if EXPERT
depends on CPU_V7_HAS_NONSEC
default y
---help---
Say Y here to enable support for booting in non-secure / SVC mode.
config ARMV7_BOOT_SEC_DEFAULT
bool "Boot in secure mode by default" if EXPERT
depends on ARMV7_NONSEC
default y if ARCH_TEGRA
---help---
Say Y here to boot in secure mode by default even if non-secure mode
is supported. This option is useful to boot kernels which do not
suppport booting in non-secure mode. Only set this if you need it.
This can be overridden at run-time by setting the bootm_boot_mode env.
variable to "sec" or "nonsec".
config HAS_ARMV7_SECURE_BASE
bool "Enable support for a ahardware secure memory area"
default y if ARCH_LS1021A || ARCH_MX7 || ARCH_MX7ULP || ARCH_STM32MP \
|| MACH_SUN6I || MACH_SUN7I || MACH_SUN8I || TEGRA124
config ARMV7_SECURE_BASE
hex "Base address for secure mode memory"
depends on HAS_ARMV7_SECURE_BASE
default 0xfff00000 if TEGRA124
default 0x2ffc0000 if ARCH_STM32MP
default 0x2f000000 if ARCH_MX7ULP
default 0x10010000 if ARCH_LS1021A
default 0x00900000 if ARCH_MX7
default 0x00044000 if MACH_SUN8I
default 0x00020000 if MACH_SUN6I || MACH_SUN7I
config ARMV7_SECURE_RESERVE_SIZE
hex
depends on TEGRA124 && HAS_ARMV7_SECURE_BASE
default 0x100000
help
Reserve top 1M for secure RAM
config ARMV7_SECURE_MAX_SIZE
hex
depends on ARMV7_SECURE_BASE && ARCH_STM32MP || MACH_SUN6I \
|| MACH_SUN7I || MACH_SUN8I
default 0xbc00 if MACH_SUN8I && !MACH_SUN8I_H3
default 0x3c00 if MACH_SUN8I && MACH_SUN8I_H3
default 0x10000
config ARMV7_VIRT
bool "Enable support for hardware virtualization" if EXPERT
depends on CPU_V7_HAS_VIRT && ARMV7_NONSEC
default y
---help---
Say Y here to boot in hypervisor (HYP) mode when booting non-secure.
config ARMV7_PSCI
bool "Enable PSCI support" if EXPERT
depends on ARMV7_NONSEC && ARCH_SUPPORT_PSCI
default y
help
Say Y here to enable PSCI support.
choice
prompt "Supported PSCI version"
depends on ARMV7_PSCI
default ARMV7_PSCI_0_1 if ARCH_SUNXI
default ARMV7_PSCI_1_0
help
Select the supported PSCI version.
config ARMV7_PSCI_1_0
bool "PSCI V1.0"
config ARMV7_PSCI_0_2
bool "PSCI V0.2"
config ARMV7_PSCI_0_1
bool "PSCI V0.1"
endchoice
config ARMV7_PSCI_NR_CPUS
int "Maximum supported CPUs for PSCI"
depends on ARMV7_NONSEC
default 4
help
The maximum number of CPUs supported in the PSCI firmware.
It is no problem to set a larger value than the number of
CPUs in the actual hardware implementation.
config ARMV7_LPAE
bool "Use LPAE page table format" if EXPERT
depends on CPU_V7A
default y if ARMV7_VIRT
---help---
Say Y here to use the long descriptor page table format. This is
required if U-Boot runs in HYP mode.
config SPL_ARMV7_SET_CORTEX_SMPEN
bool
help
Enable the ARM Cortex ACTLR.SMP enable bit on SPL startup.
endif