buildroot

if BR2_TOOLCHAIN_EXTERNAL

​

comment "Toolchain External Options"

​

choice

    prompt "Toolchain"

​

comment "glibc toolchains only available with shared lib support"

    depends on BR2_STATIC_LIBS

​

# Kept toolchains sorted by architecture in order to use some toolchain

# as default choice

​

# Aarch64 (use Linaro toolchain by default)

source "toolchain/toolchain-external/toolchain-external-linaro-aarch64/Config.in"

source "toolchain/toolchain-external/toolchain-external-codesourcery-aarch64/Config.in"

​

# ARC

source "toolchain/toolchain-external/toolchain-external-synopsys-arc/Config.in"

​

# ARM (use Linaro toolchain by default)

source "toolchain/toolchain-external/toolchain-external-linaro-arm/Config.in"

source "toolchain/toolchain-external/toolchain-external-codesourcery-arm/Config.in"

​

# ARM big-endian

source "toolchain/toolchain-external/toolchain-external-linaro-armeb/Config.in"

​

# MIPS (use codesourcery toolchain by default)

source "toolchain/toolchain-external/toolchain-external-codesourcery-mips/Config.in"

source "toolchain/toolchain-external/toolchain-external-codescape-img-mips/Config.in"

source "toolchain/toolchain-external/toolchain-external-codescape-mti-mips/Config.in"

​

# NIOSII

source "toolchain/toolchain-external/toolchain-external-codesourcery-niosII/Config.in"

​

# x86_64

source "toolchain/toolchain-external/toolchain-external-codesourcery-amd64/Config.in"

​

# Kept last, so it remains the non-default choice, unless there isn't

# any available toolchain profile for the currently selected

# architecture.

source "toolchain/toolchain-external/toolchain-external-custom/Config.in"

​

endchoice

​

choice

    prompt "Toolchain origin"

    # Keep compatibility with old defconfig files that are using

    # custom toolchains, and which are therefore assuming that

    # "preinstalled" in the default choice.

    default BR2_TOOLCHAIN_EXTERNAL_PREINSTALLED if BR2_TOOLCHAIN_EXTERNAL_CUSTOM

​

config BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD

    bool "Toolchain to be downloaded and installed"

    help

      Select this option if you want Buildroot to download and install the

      toolchain. If you have selected a custom toolchain, specify the URL

      in BR2_TOOLCHAIN_EXTERNAL_URL.

​

config BR2_TOOLCHAIN_EXTERNAL_PREINSTALLED

    bool "Pre-installed toolchain"

    help

      Select this option if you want to use a pre-installed toolchain.