scripts/build/arch/arm.sh
author Bart vdr Meulen <bartvdrmeulen@gmail.com>
Sun Jul 11 21:36:20 2010 +0200 (2010-07-11)
changeset 2017 f637b6c2162b
parent 1596 ca1bf632da51
child 2563 e17f35b05539
permissions -rw-r--r--
kernel: add mingw

Add the option to build a cross-compiler for kernel type 'mingw'.
The resulting cross-compiler can be used to build applications on a Linux host
that can be run on a Windows target.

Compiler is build using the mingwrt and w32-api packages aviable from the
MinGW project (http://sourceforge.net/projects/mingw).

The windows headers (w32-api package) are extracting with the kernel_headers
step The libraries and other headers from both packages are build and
installed in the various steps of libc

Signed-off-by: Bart vdr Meulen <bartvdrmeulen@gmail.com>
[yann.morin.1998@anciens.enib.fr: fix kernel headers comment, don't "return 0"]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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# Compute ARM-specific values
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CT_DoArchTupleValues() {
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    # The architecture part of the tuple:
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    CT_TARGET_ARCH="${CT_ARCH}${target_endian_eb}"
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    # The system part of the tuple:
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    case "${CT_LIBC},${CT_ARCH_ARM_EABI}" in
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        *glibc,y)   CT_TARGET_SYS=gnueabi;;
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        uClibc,y)   CT_TARGET_SYS=uclibcgnueabi;;
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        *,y)        CT_TARGET_SYS=eabi;;
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    esac
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    # Set the default instrcution set mode
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    case "${CT_ARCH_ARM_MODE}" in
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        arm)    ;;
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        thumb)
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            CT_ARCH_CC_CORE_EXTRA_CONFIG="--with-mode=thumb"
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            CT_ARCH_CC_EXTRA_CONFIG="--with-mode=thumb"
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#            CT_ARCH_TARGET_CFLAGS="-mthumb"
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            ;;
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    esac
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    if [ "${CT_ARCH_ARM_INTERWORKING}" = "y" ]; then
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        CT_ARCH_TARGET_CFLAGS+=" -mthumb-interwork"
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    fi
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}