@@ -292,6 +292,10 @@ config BR2_GCC_TARGET_MODE
config BR2_BINFMT_SUPPORTS_SHARED
bool
+# Must match the name of the architecture from readelf point of view
+config BR2_READELF_ARCH_NAME
+ string
+
# Set up target binary format
choice
prompt "Target Binary Format"
@@ -38,6 +38,9 @@ config BR2_GCC_TARGET_CPU
default "arc700" if BR2_arc770d
default "archs" if BR2_archs38
+config BR2_READELF_ARCH_NAME
+ default "ARCv2"
+
choice
prompt "MMU Page Size"
default BR2_ARC_PAGE_SIZE_8K
@@ -568,3 +568,7 @@ config BR2_GCC_TARGET_FLOAT_ABI
config BR2_GCC_TARGET_MODE
default "arm" if BR2_ARM_INSTRUCTIONS_ARM
default "thumb" if BR2_ARM_INSTRUCTIONS_THUMB || BR2_ARM_INSTRUCTIONS_THUMB2
+
+config BR2_READELF_ARCH_NAME
+ default "ARM" if BR2_arm || BR2_armeb
+ default "AArch64" if BR2_aarch64 || BR2_aarch64_be
@@ -105,3 +105,6 @@ config BR2_GCC_TARGET_CPU_REVISION
value of the -mcpu option. For example, if the selected CPU is
bf609, and then selected CPU revision is "0.0", then gcc will
receive the -mcpu=bf609-0.0 option.
+
+config BR2_READELF_ARCH_NAME
+ default "Analog Devices Blackfin"
@@ -44,3 +44,5 @@ config BR2_GCC_TARGET_CPU
default "ck810f" if (BR2_ck810 && BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck810ef" if (BR2_ck810 && BR2_CSKY_FPU && BR2_CSKY_DSP)
+config BR2_READELF_ARCH_NAME
+ default "CSKY"
@@ -35,3 +35,6 @@ endchoice
config BR2_GCC_TARGET_CPU
default "68040" if BR2_m68k_68040
default "5208" if BR2_m68k_cf5208
+
+config BR2_READELF_ARCH_NAME
+ default "MC68000"
@@ -6,6 +6,9 @@ config BR2_ENDIAN
default "LITTLE" if BR2_microblazeel
default "BIG" if BR2_microblazebe
+config BR2_READELF_ARCH_NAME
+ default "Xilinx MicroBlaze"
+
config BR2_microblaze
bool
default y if BR2_microblazeel || BR2_microblazebe
@@ -161,3 +161,6 @@ config BR2_GCC_TARGET_ABI
default "32" if BR2_MIPS_OABI32
default "n32" if BR2_MIPS_NABI32
default "64" if BR2_MIPS_NABI64
+
+config BR2_READELF_ARCH_NAME
+ default "MIPS R3000"
@@ -3,3 +3,6 @@ config BR2_ARCH
config BR2_ENDIAN
default "LITTLE"
+
+config BR2_READELF_ARCH_NAME
+ default "Altera Nios II"
@@ -3,3 +3,6 @@ config BR2_ARCH
config BR2_ENDIAN
default "BIG"
+
+config BR2_READELF_ARCH_NAME
+ default "OpenRISC 1000"
@@ -212,3 +212,7 @@ config BR2_GCC_TARGET_ABI
default "no-spe" if BR2_PPC_ABI_no-spe
default "ibmlongdouble" if BR2_PPC_ABI_ibmlongdouble
default "ieeelongdouble" if BR2_PPC_ABI_ieeelongdouble
+
+config BR2_READELF_ARCH_NAME
+ default "PowerPC" if BR2_powerpc
+ default "PowerPC64" if BR2_powerpc64 || BR2_powerpc64le
@@ -27,3 +27,6 @@ config BR2_ARCH
config BR2_ENDIAN
default "LITTLE" if BR2_sh4 || BR2_sh4a
default "BIG" if BR2_sh2a || BR2_sh4eb || BR2_sh4aeb
+
+config BR2_READELF_ARCH_NAME
+ default "Renesas / SuperH SH"
@@ -28,3 +28,7 @@ config BR2_GCC_TARGET_CPU
default "leon3" if BR2_sparc_leon3
default "v8" if BR2_sparc_v8
default "ultrasparc" if BR2_sparc_v9
+
+config BR2_READELF_ARCH_NAME
+ default "Sparc" if BR2_sparc
+ default "Sparc v9" if BR2_sparc64
@@ -275,3 +275,7 @@ config BR2_GCC_TARGET_ARCH
default "c3" if BR2_x86_c3
default "c3-2" if BR2_x86_c32
default "geode" if BR2_x86_geode
+
+config BR2_READELF_ARCH_NAME
+ default "Intel 80386" if BR2_i386
+ default "Advanced Micro Devices X86-64" if BR2_x86_64
@@ -54,3 +54,6 @@ config BR2_ENDIAN
config BR2_ARCH
default "xtensa" if BR2_xtensa
+
+config BR2_READELF_ARCH_NAME
+ default "Tensilica Xtensa Processor"
This config option corresponds to the string returned by readelf for the "Machine" field of the ELF header. It will be used to check if the architecture of binaries built by Buildroot match the target architecture. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> --- Changes since v1: - None --- arch/Config.in | 4 ++++ arch/Config.in.arc | 3 +++ arch/Config.in.arm | 4 ++++ arch/Config.in.bfin | 3 +++ arch/Config.in.csky | 2 ++ arch/Config.in.m68k | 3 +++ arch/Config.in.microblaze | 3 +++ arch/Config.in.mips | 3 +++ arch/Config.in.nios2 | 3 +++ arch/Config.in.or1k | 3 +++ arch/Config.in.powerpc | 4 ++++ arch/Config.in.sh | 3 +++ arch/Config.in.sparc | 4 ++++ arch/Config.in.x86 | 4 ++++ arch/Config.in.xtensa | 3 +++ 15 files changed, 49 insertions(+)