The router will boot from a compact flash card. That implies that the boot loader, linux kernel and root file system need to be present on that card. This section describes how to prepare the CF card.
The command listed below will make a new partition table on your compact flash card.
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Ensure that |
sudo chmod o+rw $FLASH_DEV $FLASH_PART fdisk $FLASH_DEV <<EOF o n p 1 t 6 a 1 w EOF fdisk -l $FLASH_DEV
The CF will use syslinux in the Master Boot
Record (MBR). Syslinux is a lightweight boot loader to start
the Linux operating system from FAT12 or FAT16 filesystems .
Download, compile and install syslinux using the following commands: [15]
wget -P $DL_DIR http://www.kernel.org/pub/linux/utils/boot/syslinux/syslinux-2.11.tar.bz2 mkdir -p $PRJ_DIR/bootldr tar -C $PRJ_DIR/bootldr -xvjf $DL_DIR/syslinux-2.11.tar.bz2 cd $PRJ_DIR/bootldr/syslinux-2.11 make syslinux
Download, compile and install ms-sys using the
following commands:
[16]
wget -P $DL_DIR http://cogent.dl.sourceforge.net/sourceforge/ms-sys/ms-sys-2.0.0.tgz tar -C $PRJ_DIR/bootldr -xvzf $DL_DIR/ms-sys-2.0.0.tgz cd $PRJ_DIR/bootldr/ms-sys-2.0.0 make
Write the MBR, format the file system and install the
syslinux boot loader using the commands below.
pushd $PRJ_DIR/bootldr ms-sys-2.0.0/bin/ms-sys -s $FLASH_DEV sudo mkdosfs $FLASH_PART sudo syslinux-2.11/syslinux $FLASH_PART popd