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 Acked-by: Philipp Tomsich philipp.tomsich@theobroma-systems.com Reviewed-by: Philipp Tomsich philipp.tomsich@theobroma-systems.com ---
Changes in v4: None Changes in v3: None Changes in v2: - update subject with ARCH_MEM info
arch/arm/Kconfig | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f2c35e3..fe4ca2a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -244,6 +244,17 @@ 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 @@ -280,6 +291,15 @@ 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 @@ -298,6 +318,15 @@ 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