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This is uClinux for or32.
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This is uClinux for or32.
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To build type:
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# To build toochain follow these steps
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set to 1 MC_INIT define in include/asm-or1k/board.h if you are using memory controller
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mkdir /tmp/tools
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cd /tmp/tools
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mkdir or32-uclinux
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export PATH=/tmp/tools/or32-uclinux/bin:$PATH
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#
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# Binutils:
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#
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cvs -z9 co or1k/binutils
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cd or1k
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mkdir binutils-ucl
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cd binutils-ucl
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../binutils/configure --target=or32-uclinux --prefix=/tmp/tools/or32-uclinux
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make all install
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cd ../../
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#
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# Gcc
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#
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cvs -z9 co or1k/gcc-3.1
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cd or1k
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mkdir gcc-ucl
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cd gcc-ucl
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../gcc-3.1/configure --target=or32-uclinux --prefix=/tmp/tools/or32-uclinux/ --local-prefix=/tmp/tools/or32-uclinux/or32-uclinux/ --with-gnu-as --with-gnu-ld --verbose --enable-languages=c
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make all install
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cd ../../
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#
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# uClibc
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#
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cvs -z9 co or1k/uclibc
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cd or1k/uclibc
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ls -s ./extra/Configs/Config.cross.or32.uclinux Config
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# Edit Config file:
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# TARGET_ARCH=or32
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# CROSS = $(TARGET_ARCH)-uclinux-
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# KERNEL_SOURCE=/tmp/tools/or1k/uclinux/uClinux-2.0.x/
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# DEVEL_PREFIX = /tmp/tools/$(TARGET_ARCH)-uclinux
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make all install
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cd ../../or32-uclinux/bin
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rm -f addr2line ar as cc cpp gasp gcc ld nm objcopy objdump ranlib size strings strip jar grepjar
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cd ../../
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#
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# Rebuild Gcc
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#
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cd or1k/gcc-ucl
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../gcc-3.1/configure --target=or32-uclinux --prefix=/tmp/tools/or32-uclinux/ --local-prefix=/tmp/tools/or32-uclinux/or32-uclinux/ --with-gnu-as --with-gnu-ld --verbose --enable-languages=c,c++
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make all install
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cd ../../
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#
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# Applications
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#
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cvs -z9 co or1k/uclinux/userland/sash
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cvs -z9 co or1k/uclinux/userland/init
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cvs -z9 co or1k/uclinux/userland/route
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cvs -z9 co or1k/uclinux/userland/ping
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cd or1k/uclinux/userland/sash
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make
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cd ../init
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make
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cd ../route
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make
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cd ../ping
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make
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cd ../../../../
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#
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# Generating romfs ramdisk image
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#
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mkdir romfs
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mkdir romfs/bin
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cp or1k/uclinux/userland/init/init romfs/bin/
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cp or1k/uclinux/userland/sash/sh romfs/bin/
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cp or1k/uclinux/userland/route/ifconfig romfs/bin/
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cp or1k/uclinux/userland/route/route romfs/bin/
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cp or1k/uclinux/userland/ping/ping romfs/bin/
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chmod 777 romfs/bin/*
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mkdir romfs/etc
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cp or1k/uclinux/userland/init/rc romfs/etc/
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mkdir romfs/dev
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cd romfs/dev
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mknod ram0 1 0
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mknod tty 4 0
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mknod tty1 4 1
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mknod ttyS0 4 64
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cd ..
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genromfs -f ../or1k/uclinux/uClinux-2.0.x/arch/or32/board/initrd
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cd ..
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#
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# Generating ext2 ramdisk image
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#
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mkdir ext2fs
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mke2fs -m0 -r0 -O none /dev/ram0 512
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mount /dve/ram0/ ext2fs
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mkdir ext2fs/bin
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cp or1k/uclinux/userland/init/init ext2fs/bin/
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cp or1k/uclinux/userland/sash/sh ext2fs/bin/
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cp or1k/uclinux/userland/route/ifconfig ext2fs/bin/
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cp or1k/uclinux/userland/route/route ext2fs/bin/
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cp or1k/uclinux/userland/ping/ping ext2fs/bin/
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chmod 777 ext2fs/bin/*
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mkdir ext2fs/etc
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cp or1k/uclinux/userland/init/rc ext2fs/etc/
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mkdir ext2fs/dev
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cd ext2fs/dev
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mknod ram0 1 0
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mknod tty 4 0
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mknod tty1 4 1
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mknod ttyS0 4 64
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cd ../../
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umount ext2fs
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dd if=/dev/ram0 of=or1k/uclinux/uClinux-2.0.x/arch/or32/board/initrd
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#
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# Building uClinux
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#
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cvs -z9 co or1k/uclinux/uClinux-2.0.x/
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cd or1k/uclinux/uClinux-2.0.x/
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# Edit arch/or32/Roules.mk file:
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# LIBGCC = /tmp/tools/or32-uclinux/lib/gcc-lib/or32-uclinux/3.1/libgcc.a
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cd or1k/uclinux/uClinux-2.0.x/
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make oldconfig
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make oldconfig
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make dep
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make dep
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make linux.bin
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make
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cd ../../../
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To make ext2 fs image:
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#
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# Build or32 simulator
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mke2fs -m0 -r0 -O none /dev/ram0 64
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#
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mount /dve/ram0/ /initrd
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cp ... /initrd
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cvs -z9 co or1k/or1ksim
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mknod fb c 29 0
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cd or1k/or1ksim
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mknod fb0 c 29 0
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configure --target=or32-uclinux --prefix=/tmp/tools/or32-uclinux/
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mknod ram0 b 1 0
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make all install
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mknod tty c 4 0
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cd ../../
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mknod tty0 c 4 0
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mknod tty1 c 4 1
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#
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mknod ttyS0 c 4 64
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# Run uClinux on simulator
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mknod ttyS1 c 4 65
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#
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umount /initrd
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cd or1k/uclinux/uClinux-2.0.x/
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dd if=/dev/ram0 of=~/uClinux/linux/arch/or1k/board/initrd
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# Open another two terminals in this folder. Type "less uart0.tx" with "F" option
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# to monitor outoput from uart in first terminal and "cat > uart0.rx" to send
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To make romfs image:
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# chars to uart in the second.
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or32-uclinux-sim -f sim.cfg linux
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cd ~/delete/romfs
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cp .... ./
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genromfs -f ~/uClinux/linux/arch/or1k/board/initrd
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or32-uclinux-sim -f sim.cfg linux
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