be loaded to and run from that address. This option lifts that
restriction, thus allowing the code to be loaded to and executed
from almost any address. This logic relies on the relocation
- information that is embedded into the binary to support U-Boot
+ information that is embedded in the binary to support U-Boot
relocating itself to the top-of-RAM later during execution.
config INIT_SP_RELATIVE
U-Boot typically uses a hard-coded value for the stack pointer
before relocation. Enable this option to instead calculate the
initial SP at run-time. This is useful to avoid hard-coding addresses
- into U-Boot, so that can be loaded and executed at arbitrary
+ into U-Boot, so that it can be loaded and executed at arbitrary
addresses and thus avoid using arbitrary addresses at runtime.
If this option is enabled, the early stack pointer is set to
hex
help
The value subtracted from CONFIG_SYS_TEXT_BASE to calculate the
- TEXT_OFFSET value written in to the Linux kernel image header.
+ TEXT_OFFSET value written to the Linux kernel image header.
endif
endif
select SYS_ARM_CACHE_CP15
help
Select if you want MMU-based virtualised addressing space
- support by paged memory management.
+ support via paged memory management.
config SYS_ARM_MPU
bool 'Use the ARM v7 PMSA Compliant MPU'
# startup. Note that in general these options force the workarounds to be
# applied; no CPU-type/version detection exists, unlike the similar options in
# the Linux kernel. Do not set these options unless they apply! Also note that
-# the following can be machine specific errata. These do have ability to
-# provide rudimentary version and machine specific checks, but expect no
+# the following can be machine-specific errata. These do have ability to
+# provide rudimentary version and machine-specific checks, but expect no
# product checks:
# CONFIG_ARM_ERRATA_430973
# CONFIG_ARM_ERRATA_454179
config ARCH_CPU_INIT
bool "Enable ARCH_CPU_INIT"
help
- Some architectures require a call to arch_cpu_init()
+ Some architectures require a call to arch_cpu_init().
Say Y here to enable it
config SYS_ARCH_TIMER
help
The ARM Generic Timer (aka arch-timer) provides an architected
interface to a timer source on an SoC.
- It is mandantory for ARMv8 implementation and widely available
+ It is mandatory for ARMv8 implementation and widely available
on ARMv7 systems.
config ARM_SMCCC
default y if SYS_THUMB_BUILD
depends on TPL && !ARM64
help
- Use this flag to build SPL using the Thumb instruction set for
+ Use this flag to build TPL using the Thumb instruction set for
ARM architectures. Thumb instruction set provides better code
density. For ARM architectures that support Thumb2 this flag will
result in Thumb2 code generated by GCC.
config SYS_L2CACHE_OFF
bool "L2cache off"
help
- If SoC does not support L2CACHE or one do not want to enable
+ If SoC does not support L2CACHE or one does not want to enable
L2CACHE, choose this option.
config ENABLE_ARM_SOC_BOOT0_HOOK
depends on !ARM64
help
Enable the generation of an optimized version of memcpy.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config SPL_USE_ARCH_MEMCPY
depends on !ARM64 && SPL
help
Enable the generation of an optimized version of memcpy.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config TPL_USE_ARCH_MEMCPY
depends on !ARM64 && TPL
help
Enable the generation of an optimized version of memcpy.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config USE_ARCH_MEMSET
depends on !ARM64
help
Enable the generation of an optimized version of memset.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config SPL_USE_ARCH_MEMSET
depends on !ARM64 && SPL
help
Enable the generation of an optimized version of memset.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config TPL_USE_ARCH_MEMSET
depends on !ARM64 && TPL
help
Enable the generation of an optimized version of memset.
- Such implementation may be faster under some conditions
+ Such an implementation may be faster under some conditions
but may increase the binary size.
config SET_STACK_SIZE
default y if ARCH_VERSAL || ARCH_ZYNQMP
help
This will enable an option to set max stack size that can be
- used by u-boot.
+ used by U-Boot.
config STACK_SIZE
- hex "Define max stack size that can be used by u-boot"
+ hex "Define max stack size that can be used by U-Boot"
depends on SET_STACK_SIZE
default 0x4000000 if ARCH_VERSAL || ARCH_ZYNQMP
help
- Defines Max stack size that can be used by u-boot so that the
+ Define Max stack size that can be used by U-Boot so that the
initrd_high will be calculated as base stack pointer minus this
stack size.
help
Support for Broadcom Northstar 2 SoCs. NS2 is a quad-core 64-bit
ARMv8 Cortex-A57 processors targeting a broad range of networking
- applications
+ applications.
config ARCH_EXYNOS
bool "Samsung EXYNOS"
select ARMV8_MULTIENTRY
select FSL_DDR_SYNC_REFRESH
help
- Support for Freescale LS2080A_EMU platform
- The LS2080A Development System (EMULATOR) is a pre silicon
+ Support for Freescale LS2080A_EMU platform.
+ The LS2080A Development System (EMULATOR) is a pre-silicon
development platform that supports the QorIQ LS2080A
Layerscape Architecture processor.
select ARMV8_MULTIENTRY
select BOARD_LATE_INIT
help
- Support for Freescale LS2080A_SIMU platform
+ Support for Freescale LS2080A_SIMU platform.
The LS2080A Development System (QDS) is a pre silicon
development platform that supports the QorIQ LS2080A
Layerscape Architecture processor.
select SUPPORT_SPL
select FSL_DDR_INTERACTIVE if !SD_BOOT
help
- Support for NXP LS1088AQDS platform
+ Support for NXP LS1088AQDS platform.
The LS1088A Development System (QDS) is a high-performance
development platform that supports the QorIQ LS1088A
Layerscape Architecture processor.
select FSL_DDR_BIST
select FSL_DDR_INTERACTIVE if !SPL
help
- Support for Freescale LS2080AQDS platform
+ Support for Freescale LS2080AQDS platform.
The LS2080A Development System (QDS) is a high-performance
development platform that supports the QorIQ LS2080A
Layerscape Architecture processor.
default n
help
Enabling this will make a U-Boot binary that is capable of being
- booted via TF-A.
+ booted via TF-A (Trusted Firmware for Cortex-A).
config TI_SECURE_DEVICE
bool "HS Device Type Support"
projects / u-boot.git / commitdiff