Buildroot 2018-11 (#258)
* Update to buildroot 2018.11 * containerd update * runc update * runc docker engine * runc docker proxy * update rpi firmware * update network manager * update dhcpd * update wait on network * update rpi wifi * revert glibc
This commit is contained in:
@@ -15,9 +15,6 @@ config BR2_ARCH_HAS_MMU_MANDATORY
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config BR2_ARCH_HAS_MMU_OPTIONAL
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bool
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config BR2_ARCH_HAS_FDPIC_SUPPORT
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bool
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choice
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prompt "Target Architecture"
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default BR2_i386
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@@ -201,6 +198,17 @@ config BR2_powerpc64le
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http://www.power.org/
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http://en.wikipedia.org/wiki/Powerpc
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config BR2_riscv
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bool "RISCV"
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select BR2_ARCH_HAS_MMU_MANDATORY
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_7
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help
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RISC-V is an open, free Instruction Set Architecture created
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by the UC Berkeley Architecture Research group and supported
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and promoted by RISC-V Foundation.
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https://riscv.org/
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https://en.wikipedia.org/wiki/RISC-V
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config BR2_sh
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bool "SuperH"
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select BR2_ARCH_HAS_MMU_OPTIONAL
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@@ -282,6 +290,10 @@ config BR2_ARCH_NEEDS_GCC_AT_LEAST_7
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bool
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_6
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config BR2_ARCH_NEEDS_GCC_AT_LEAST_8
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bool
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_7
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# The following string values are defined by the individual
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# Config.in.$ARCH files
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config BR2_ARCH
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@@ -305,9 +317,6 @@ config BR2_GCC_TARGET_FP32_MODE
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config BR2_GCC_TARGET_CPU
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string
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config BR2_GCC_TARGET_CPU_REVISION
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string
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# The value of this option will be passed as --with-fpu=<value> when
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# building gcc (internal backend) or -mfpu=<value> in the toolchain
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# wrapper (external toolchain)
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@@ -340,7 +349,6 @@ config BR2_READELF_ARCH_NAME
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choice
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prompt "Target Binary Format"
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default BR2_BINFMT_ELF if BR2_USE_MMU
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default BR2_BINFMT_FDPIC if BR2_ARCH_HAS_FDPIC_SUPPORT
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default BR2_BINFMT_FLAT
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config BR2_BINFMT_ELF
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@@ -352,16 +360,6 @@ config BR2_BINFMT_ELF
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and executables used across different architectures and
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operating systems.
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config BR2_BINFMT_FDPIC
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bool "FDPIC"
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depends on BR2_ARCH_HAS_FDPIC_SUPPORT
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select BR2_BINFMT_SUPPORTS_SHARED
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help
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ELF FDPIC binaries are based on ELF, but allow the individual
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load segments of a binary to be located in memory
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independently of each other. This makes this format ideal for
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use in environments where no MMU is available.
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config BR2_BINFMT_FLAT
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bool "FLAT"
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depends on !BR2_USE_MMU
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@@ -433,6 +431,10 @@ if BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le
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source "arch/Config.in.powerpc"
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endif
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if BR2_riscv
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source "arch/Config.in.riscv"
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endif
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if BR2_sh
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source "arch/Config.in.sh"
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endif
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@@ -6,12 +6,21 @@ config BR2_ARM_CPU_HAS_NEON
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config BR2_ARM_CPU_MAYBE_HAS_NEON
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bool
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# For some cores, the FPU is optional
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config BR2_ARM_CPU_MAYBE_HAS_FPU
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bool
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config BR2_ARM_CPU_HAS_FPU
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bool
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# for some cores, VFPv2 is optional
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config BR2_ARM_CPU_MAYBE_HAS_VFPV2
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bool
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select BR2_ARM_CPU_MAYBE_HAS_FPU
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config BR2_ARM_CPU_HAS_VFPV2
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bool
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select BR2_ARM_CPU_HAS_FPU
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# for some cores, VFPv3 is optional
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config BR2_ARM_CPU_MAYBE_HAS_VFPV3
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@@ -31,6 +40,24 @@ config BR2_ARM_CPU_HAS_VFPV4
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bool
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select BR2_ARM_CPU_HAS_VFPV3
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# FPv4 is always optional
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config BR2_ARM_CPU_MAYBE_HAS_FPV4
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bool
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select BR2_ARM_CPU_MAYBE_HAS_FPU
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config BR2_ARM_CPU_HAS_FPV4
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bool
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select BR2_ARM_CPU_HAS_FPU
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# FPv5 is always optional
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config BR2_ARM_CPU_MAYBE_HAS_FPV5
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bool
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select BR2_ARM_CPU_MAYBE_HAS_FPV4
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config BR2_ARM_CPU_HAS_FPV5
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bool
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select BR2_ARM_CPU_HAS_FPV4
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config BR2_ARM_CPU_HAS_FP_ARMV8
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bool
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select BR2_ARM_CPU_HAS_VFPV4
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@@ -240,7 +267,14 @@ config BR2_cortex_m3
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config BR2_cortex_m4
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bool "cortex-M4"
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select BR2_ARM_CPU_HAS_THUMB2
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select BR2_ARM_CPU_MAYBE_HAS_FPV4
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select BR2_ARM_CPU_ARMV7M
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config BR2_cortex_m7
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bool "cortex-M7"
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select BR2_ARM_CPU_HAS_THUMB2
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select BR2_ARM_CPU_MAYBE_HAS_FPV5
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select BR2_ARM_CPU_ARMV7M
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_5
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endif # !BR2_ARCH_IS_64
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comment "armv8 cores"
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@@ -445,7 +479,9 @@ config BR2_ARM_ENABLE_NEON
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config BR2_ARM_ENABLE_VFP
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bool "Enable VFP extension support"
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depends on BR2_ARM_CPU_MAYBE_HAS_VFPV2
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depends on BR2_ARM_CPU_MAYBE_HAS_FPU
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select BR2_ARM_CPU_HAS_FPV5 if BR2_ARM_CPU_MAYBE_HAS_FPV5
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select BR2_ARM_CPU_HAS_FPV4 if BR2_ARM_CPU_MAYBE_HAS_FPV4
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select BR2_ARM_CPU_HAS_VFPV4 if BR2_ARM_CPU_MAYBE_HAS_VFPV4
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select BR2_ARM_CPU_HAS_VFPV3 if BR2_ARM_CPU_MAYBE_HAS_VFPV3
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select BR2_ARM_CPU_HAS_VFPV2 if BR2_ARM_CPU_MAYBE_HAS_VFPV2
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@@ -456,7 +492,7 @@ config BR2_ARM_ENABLE_VFP
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choice
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prompt "Target ABI"
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default BR2_ARM_EABIHF if BR2_ARM_CPU_HAS_VFPV2
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default BR2_ARM_EABIHF if BR2_ARM_CPU_HAS_FPU
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default BR2_ARM_EABI
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depends on BR2_arm || BR2_armeb
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help
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@@ -491,7 +527,7 @@ config BR2_ARM_EABI
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config BR2_ARM_EABIHF
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bool "EABIhf"
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depends on BR2_ARM_CPU_HAS_VFPV2
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depends on BR2_ARM_CPU_HAS_FPU
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help
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The EABIhf is an extension of EABI which supports the 'hard'
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floating point model. This model uses the floating point
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@@ -512,10 +548,12 @@ endchoice
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choice
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prompt "Floating point strategy"
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default BR2_ARM_FPU_FP_ARMV8 if BR2_ARM_CPU_HAS_FP_ARMV8
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default BR2_ARM_FPU_FPV5D16 if BR2_ARM_CPU_HAS_FPV5
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default BR2_ARM_FPU_FPV4D16 if BR2_ARM_CPU_HAS_FPV4
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default BR2_ARM_FPU_VFPV4D16 if BR2_ARM_CPU_HAS_VFPV4
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default BR2_ARM_FPU_VFPV3D16 if BR2_ARM_CPU_HAS_VFPV3
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default BR2_ARM_FPU_VFPV2 if BR2_ARM_CPU_HAS_VFPV2
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default BR2_ARM_SOFT_FLOAT if !BR2_ARM_CPU_HAS_VFPV2
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default BR2_ARM_SOFT_FLOAT if !BR2_ARM_CPU_HAS_FPU
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config BR2_ARM_SOFT_FLOAT
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bool "Soft float"
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@@ -622,6 +660,38 @@ config BR2_ARM_FPU_NEON_VFPV4
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example on Cortex-A5 and Cortex-A7, support for VFPv4 and
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NEON is optional.
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config BR2_ARM_FPU_FPV4D16
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bool "FPv4-D16"
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depends on BR2_ARM_CPU_HAS_FPV4
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help
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This option allows to use the FPv4-SP (single precision)
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floating point unit, as available in some ARMv7m processors
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(Cortex-M4).
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config BR2_ARM_FPU_FPV5D16
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bool "FPv5-D16"
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depends on BR2_ARM_CPU_HAS_FPV5
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_5
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help
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This option allows to use the FPv5-SP (single precision)
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floating point unit, as available in some ARMv7m processors
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(Cortex-M7).
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Note that if you want binary code that works on the earlier
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Cortex-M4, you should instead select FPv4-D16.
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config BR2_ARM_FPU_FPV5DPD16
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bool "FPv5-DP-D16"
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depends on BR2_ARM_CPU_HAS_FPV5
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select BR2_ARCH_NEEDS_GCC_AT_LEAST_5
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help
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This option allows to use the FPv5-DP (double precision)
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floating point unit, as available in some ARMv7m processors
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(Cortex-M7).
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Note that if you want binary code that works on the earlier
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Cortex-M4, you should instead select FPv4-D16.
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config BR2_ARM_FPU_FP_ARMV8
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bool "FP-ARMv8"
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depends on BR2_ARM_CPU_HAS_FP_ARMV8
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@@ -716,6 +786,7 @@ config BR2_GCC_TARGET_CPU
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# armv7m
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default "cortex-m3" if BR2_cortex_m3
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default "cortex-m4" if BR2_cortex_m4
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default "cortex-m7" if BR2_cortex_m7
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# armv8a
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default "cortex-a32" if BR2_cortex_a32
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default "cortex-a35" if BR2_cortex_a35
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@@ -753,6 +824,9 @@ config BR2_GCC_TARGET_FPU
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default "vfpv4-d16" if BR2_ARM_FPU_VFPV4D16
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default "neon" if BR2_ARM_FPU_NEON
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default "neon-vfpv4" if BR2_ARM_FPU_NEON_VFPV4
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default "fpv4-sp-d16" if BR2_ARM_FPU_FPV4D16
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default "fpv5-sp-d16" if BR2_ARM_FPU_FPV5D16
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default "fpv5-d16" if BR2_ARM_FPU_FPV5DPD16
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default "fp-armv8" if BR2_ARM_FPU_FP_ARMV8
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default "neon-fp-armv8" if BR2_ARM_FPU_NEON_FP_ARMV8
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depends on BR2_arm || BR2_armeb
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102
buildroot/arch/Config.in.riscv
Normal file
102
buildroot/arch/Config.in.riscv
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@@ -0,0 +1,102 @@
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# RISC-V CPU ISA extensions.
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config BR2_RISCV_ISA_RVI
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bool
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config BR2_RISCV_ISA_RVM
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bool
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config BR2_RISCV_ISA_RVA
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bool
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config BR2_RISCV_ISA_RVF
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bool
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config BR2_RISCV_ISA_RVD
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bool
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config BR2_RISCV_ISA_RVC
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bool
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choice
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prompt "Target Architecture Variant"
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default BR2_riscv_g
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config BR2_riscv_g
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bool "General purpose (G)"
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select BR2_RISCV_ISA_RVI
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select BR2_RISCV_ISA_RVM
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select BR2_RISCV_ISA_RVA
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select BR2_RISCV_ISA_RVF
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select BR2_RISCV_ISA_RVD
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help
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General purpose (G) is equivalent to IMAFD.
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config BR2_riscv_custom
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bool "Custom architecture"
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select BR2_RISCV_ISA_RVI
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select BR2_RISCV_ISA_CUSTOM_RVA
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endchoice
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if BR2_riscv_custom
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comment "Instruction Set Extensions"
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config BR2_RISCV_ISA_CUSTOM_RVM
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bool "Integer Multiplication and Division (M)"
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select BR2_RISCV_ISA_RVM
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config BR2_RISCV_ISA_CUSTOM_RVA
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bool "Atomic Instructions (A)"
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select BR2_RISCV_ISA_RVA
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config BR2_RISCV_ISA_CUSTOM_RVF
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bool "Single-precision Floating-point (F)"
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select BR2_RISCV_ISA_RVF
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config BR2_RISCV_ISA_CUSTOM_RVD
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bool "Double-precision Floating-point (D)"
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depends on BR2_RISCV_ISA_RVF
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select BR2_RISCV_ISA_RVD
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config BR2_RISCV_ISA_CUSTOM_RVC
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bool "Compressed Instructions (C)"
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select BR2_RISCV_ISA_RVC
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endif
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config BR2_RISCV_64
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bool
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default y
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select BR2_ARCH_IS_64
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choice
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prompt "Target ABI"
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default BR2_RISCV_ABI_LP64
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config BR2_RISCV_ABI_LP64
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bool "lp64"
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depends on BR2_ARCH_IS_64
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config BR2_RISCV_ABI_LP64F
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bool "lp64f"
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depends on BR2_ARCH_IS_64 && BR2_RISCV_ISA_RVF
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config BR2_RISCV_ABI_LP64D
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bool "lp64d"
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depends on BR2_ARCH_IS_64 && BR2_RISCV_ISA_RVD
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endchoice
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config BR2_ARCH
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default "riscv64" if BR2_ARCH_IS_64
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config BR2_ENDIAN
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default "LITTLE"
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config BR2_GCC_TARGET_ABI
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default "lp64" if BR2_RISCV_ABI_LP64
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default "lp64f" if BR2_RISCV_ABI_LP64F
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default "lp64d" if BR2_RISCV_ABI_LP64D
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config BR2_READELF_ARCH_NAME
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default "RISC-V"
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22
buildroot/arch/arch.mk
Normal file
22
buildroot/arch/arch.mk
Normal file
@@ -0,0 +1,22 @@
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################################################################################
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#
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# Architecture-specific definitions
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#
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################################################################################
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# Allow GCC target configuration settings to be optionally
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# overwritten by architecture specific makefiles.
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# Makefiles must use the GCC_TARGET_* variables below instead
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# of the BR2_GCC_TARGET_* versions.
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GCC_TARGET_ARCH := $(call qstrip,$(BR2_GCC_TARGET_ARCH))
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GCC_TARGET_ABI := $(call qstrip,$(BR2_GCC_TARGET_ABI))
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GCC_TARGET_NAN := $(call qstrip,$(BR2_GCC_TARGET_NAN))
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GCC_TARGET_FP32_MODE := $(call qstrip,$(BR2_GCC_TARGET_FP32_MODE))
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GCC_TARGET_CPU := $(call qstrip,$(BR2_GCC_TARGET_CPU))
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GCC_TARGET_FPU := $(call qstrip,$(BR2_GCC_TARGET_FPU))
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GCC_TARGET_FLOAT_ABI := $(call qstrip,$(BR2_GCC_TARGET_FLOAT_ABI))
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GCC_TARGET_MODE := $(call qstrip,$(BR2_GCC_TARGET_MODE))
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# Include any architecture specific makefiles.
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-include $(sort $(wildcard arch/arch.mk.*))
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28
buildroot/arch/arch.mk.riscv
Normal file
28
buildroot/arch/arch.mk.riscv
Normal file
@@ -0,0 +1,28 @@
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#
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# Configure the GCC_TARGET_ARCH variable and append the
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# appropriate RISC-V ISA extensions.
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#
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ifeq ($(BR2_riscv),y)
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ifeq ($(BR2_ARCH_IS_64),y)
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GCC_TARGET_ARCH := rv64i
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endif
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ifeq ($(BR2_RISCV_ISA_RVM),y)
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GCC_TARGET_ARCH := $(GCC_TARGET_ARCH)m
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endif
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ifeq ($(BR2_RISCV_ISA_RVA),y)
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GCC_TARGET_ARCH := $(GCC_TARGET_ARCH)a
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endif
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ifeq ($(BR2_RISCV_ISA_RVF),y)
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GCC_TARGET_ARCH := $(GCC_TARGET_ARCH)f
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endif
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ifeq ($(BR2_RISCV_ISA_RVD),y)
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GCC_TARGET_ARCH := $(GCC_TARGET_ARCH)d
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endif
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ifeq ($(BR2_RISCV_ISA_RVC),y)
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GCC_TARGET_ARCH := $(GCC_TARGET_ARCH)c
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endif
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endif
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