choice
prompt "Target Architecture Variant"
+ default BR2_cortex_a53 if BR2_ARCH_IS_64
default BR2_arm926t
help
Specific CPU variant to use
select BR2_ARM_CPU_ARMV8A
select BR2_ARCH_HAS_MMU_OPTIONAL
select BR2_ARCH_NEEDS_GCC_AT_LEAST_5
+
+if BR2_ARCH_IS_64
+comment "armv8.1a cores"
+config BR2_thunderx2t99
+ bool "thunderx2t99"
+ select BR2_ARM_CPU_HAS_ARM if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_NEON if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_THUMB2 if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_FP_ARMV8
+ select BR2_ARM_CPU_ARMV8A
+ select BR2_ARCH_HAS_MMU_OPTIONAL
+ select BR2_ARCH_NEEDS_GCC_AT_LEAST_7
+config BR2_thunderx2t99p1
+ bool "thunderx2t99p1"
+ select BR2_ARM_CPU_HAS_ARM if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_NEON if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_THUMB2 if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_FP_ARMV8
+ select BR2_ARM_CPU_ARMV8A
+ select BR2_ARCH_HAS_MMU_OPTIONAL
+ select BR2_ARCH_NEEDS_GCC_AT_LEAST_7
+config BR2_vulcan
+ bool "vulcan"
+ select BR2_ARM_CPU_HAS_ARM if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_NEON if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_THUMB2 if !BR2_ARCH_IS_64
+ select BR2_ARM_CPU_HAS_FP_ARMV8
+ select BR2_ARM_CPU_ARMV8A
+ select BR2_ARCH_HAS_MMU_OPTIONAL
+ select BR2_ARCH_NEEDS_GCC_AT_LEAST_7
+endif # BR2_ARCH_IS_64
endchoice
config BR2_ARM_ENABLE_NEON
choice
prompt "Target ABI"
- depends on BR2_arm || BR2_armeb
default BR2_ARM_EABIHF if BR2_ARM_CPU_HAS_VFPV2
default BR2_ARM_EABI
+ depends on BR2_arm || BR2_armeb
help
Application Binary Interface to use. The Application Binary
Interface describes the calling conventions (how arguments
default "thunderxt88" if BR2_thunderxt88
default "thunderxt88p1" if BR2_thunderxt88p1
default "xgene1" if BR2_xgene1
+ # armv8.1a
+ default "thunderx2t99" if BR2_thunderx2t99
+ default "thunderx2t99p1" if BR2_thunderx2t99p1
+ default "vulcan" if BR2_vulcan
config BR2_GCC_TARGET_ABI
default "aapcs-linux" if BR2_arm || BR2_armeb
default "lp64" if BR2_aarch64 || BR2_aarch64_be
config BR2_GCC_TARGET_FPU
- depends on BR2_arm || BR2_armeb
default "vfp" if BR2_ARM_FPU_VFPV2
default "vfpv3" if BR2_ARM_FPU_VFPV3
default "vfpv3-d16" if BR2_ARM_FPU_VFPV3D16
default "neon-vfpv4" if BR2_ARM_FPU_NEON_VFPV4
default "fp-armv8" if BR2_ARM_FPU_FP_ARMV8
default "neon-fp-armv8" if BR2_ARM_FPU_NEON_FP_ARMV8
+ depends on BR2_arm || BR2_armeb
config BR2_GCC_TARGET_FLOAT_ABI
default "soft" if BR2_ARM_SOFT_FLOAT