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arm: add option for TPL support in arm 32bit

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Some options like TPL_SYS_THUMB_BUILD, TPL_USE_ARCH_MEMCPY
and TPL_USE_ARCH_MEMCPY are needed for TPL build in 32bit arm.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Kever Yang 2019-04-02 20:41:20 +08:00
parent 2f52378736
commit 1e32c5194f
1 changed files with 29 additions and 0 deletions
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29
arch/arm/Kconfig
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@ -338,6 +338,17 @@ config SPL_SYS_THUMB_BUILD
density. For ARM architectures that support Thumb2 this flag will
result in Thumb2 code generated by GCC.
config TPL_SYS_THUMB_BUILD
bool "Build TPL using the Thumb instruction set"
default y if SYS_THUMB_BUILD
depends on TPL && !ARM64
help
Use this flag to build SPL 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
@ -373,6 +384,15 @@ config SPL_USE_ARCH_MEMCPY
Such implementation may be faster under some conditions
but may increase the binary size.
config TPL_USE_ARCH_MEMCPY
bool "Use an assembly optimized implementation of memcpy for TPL"
default y if USE_ARCH_MEMCPY
depends on !ARM64
help
Enable the generation of an optimized version of memcpy.
Such implementation may be faster under some conditions
but may increase the binary size.
config USE_ARCH_MEMSET
bool "Use an assembly optimized implementation of memset"
default y
@ -391,6 +411,15 @@ config SPL_USE_ARCH_MEMSET
Such implementation may be faster under some conditions
but may increase the binary size.
config TPL_USE_ARCH_MEMSET
bool "Use an assembly optimized implementation of memset for TPL"
default y if USE_ARCH_MEMSET
depends on !ARM64
help
Enable the generation of an optimized version of memset.
Such implementation may be faster under some conditions
but may increase the binary size.
config ARM64_SUPPORT_AARCH32
bool "ARM64 system support AArch32 execution state"
default y if ARM64 && !TARGET_THUNDERX_88XX