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To have a complete OpenRISC build toolchain follow this step.
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We choose /usr/or32-uclinux as main ToolChain path because this is common
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on any modern distro. It is important to follow steps in order.
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Building GNU Binutils:
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(*) Choose a working dir.
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mkdir build-toolchain
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cd build-toolchain
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(*) Get official binutils from gnu.org.
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wget ftp://ftp.gnu.org/gnu/binutils/binutils-2.16.1.tar.bz2
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tar -xvjf binutils-2.16.1.tar.bz2
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(*) Get OpenRISC patch and apply on it.
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cd binutils-2.16.1
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cvs -d :pserver:cvs@cvs.opencores.org:/home/oc/cvs -z9 co or1k/binutils/binutils-2.16.1/binutils-2.16.1-unified.diff
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patch -p1 < or1k/binutils/binutils-2.16.1/binutils-2.16.1-unified.diff
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(*) Compile it.
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mkdir build-or32-gnu-linux
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cd build-or32-gnu-linux
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../configure --prefix=/usr --target=or32-uclinux
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make
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(*) Final Install
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make install
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Install kernel headers:
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(*) Grab from OC CVS only the needed headers.
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cvs -d :pserver:cvs@cvs.opencores.org:/home/oc/cvs -z9 co or1k/linux/linux-2.4/include/asm-or32
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cvs -d :pserver:cvs@cvs.opencores.org:/home/oc/cvs -z9 co or1k/linux/linux-2.4/include/asm-generic
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cvs -d :pserver:cvs@cvs.opencores.org:/home/oc/cvs -z9 co or1k/linux/linux-2.4/include/linux
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(*) Install pools in the right path.
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mkdir -p /usr/or32-uclinux/include/
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mv or1k/linux/linux-2.4/include/asm-or32 /usr/or32-uclinux/include/asm
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mv or1k/linux/linux-2.4/include/asm-generic /usr/or32-uclinux/include/asm-generic
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mv or1k/linux/linux-2.4/include/linux /usr/or32-uclinux/include/linux
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Now can compile GNU Gcc:
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(*) Get official gcc from gnu.org.
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wget ftp://ftp.gnu.org/gnu/gcc/gcc-3.4.4.tar.bz2
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tar -xvjf gcc-3.4.4.tar.bz2
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(*) Get OpenRISC patch and apply on it.
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cd gcc-3.4.4
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cvs -d :pserver:cvs@cvs.opencores.org:/home/oc/cvs -z9 co or1k/gcc/gcc-3.4.4/gcc-3.4.4-or32-unified.diff
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patch -p1 < or1k/gcc/gcc-3.4.4/gcc-3.4.4-or32-unified.diff
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(*) Compile it.
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mkdir build-or32-gnu-linux
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cd build-or32-gnu-linux
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../configure --prefix=/usr --target=or32-uclinux
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make
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(*) Final Install
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make install
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