diff options
Diffstat (limited to 'README')
| -rw-r--r-- | README | 74 |
1 files changed, 58 insertions, 16 deletions
@@ -2,7 +2,7 @@ Acer n35 buildroot ================== This directory contains patches and config files to get a modern Linux kernel -running on the Acer n35 handheld. Most things are based on work by Christer +running on the Acer n35 handheld. Most stuff is based on work by Christer Weinigel[1] and Jiri Pinkava[2]. Getting started @@ -11,22 +11,61 @@ Getting started buildroot +++++++++ -- Download a copy of buildroot[3] and unpack it -- Copy buildroot-config to the buildroot-version/.config -- Symlink buildroot-version/fs/n35-skeleton to n35-skeleton -- Run make -- Copy the contents of output/images/rootfs.tar to an SD card or NFS share +Go to the directory that contains this README: + + cd n35 + export REPO_DIR=$(pwd) + +Download a copy of buildroot[3] and extract it: + + tar -xf buildroot-XXXX.XX.tar.bz2 + cd buildroot-XXXX.XX + export BUILDROOT_DIR=$(pwd) + +Copy the buildroot and busybox config file: + + cp ${REPO_DIR}/buildroot/config-2012.02 ${BUILDROOT_DIR}/.config + cp ${REPO_DIR}/buildroot/busybox-1.19.x.config ${BUILDROOT_DIR}/busybox.config + +Symlink the skeleton root fs: + + ln -sv ${REPO_DIR}/buildroot/skeleton ${BUILDROOT_DIR}/fs/n35-skeleton + +And compile your toolchain: + + make + +Now you can copy the contents of output/images/rootfs.tar to an SD card or NFS +share. Kernel ++++++ -- Download the Linux kernel[4] and unpack it -- copy linux/version/config-nfs to linux-version/.config -- Run make -- Copy arch/arm/boot/zImage and Christer’s WinCE boot.exe[5] to a FAT partition - on the SD card -- Create a file called “default.txt” on the same partition with the following - content: +Download the Linux kernel[4] and extract it + + tar -xf linux-X.X.X.tar.bz2 + cd linux-X.X.X + +Set cross-compiling environment variables + + export INSTALL_MOD_PATH=/usr/armv4tl-softfloat-linux-uclibcgnueabi + export ARCH=arm + export CROSS_COMPILE=arm-unknown-linux-uclibcgnueabi- + export PATH=$PATH:$BUILDROOT_DIR/output/host/usr/bin/ + +Copy linux/X.X.X/config-nfs to .config and compile: + + cp ${REPO_DIR}/linux/X.X.X/config-nfs .config + make + +Copy the compressed kernel image and Christer’s WinCE boot.exe[5] to a FAT +partition on the SD card + + cp arch/arm/boot/zImage /mnt/mmc + cp /path/to/boot.exe /mnt/mmc + +Create a file called “default.txt” on the same partition with the following +content: # Acer N35 set MTYPE 927 @@ -38,10 +77,12 @@ Kernel bootlinux - This will start the kernel and boot the system from a NFS share. Note that - you have to set up the network device usb0. +This will start the kernel, set an IP address and boot the system from a NFS +share. Note that you have to set up the network device usb0 correctly on the +host system, otherwise mounting the root partition will result in a kernel +panic. - To boot from the second partition on the SD card use +To boot from the second partition on the SD card use set CMDLINE "console=tty verbose root=/dev/mmcblk0p2 ro rootdelay=5" @@ -50,3 +91,4 @@ Kernel [3] http://buildroot.uclibc.org/ [4] http://www.kernel.org/ [5] http://zoo.weinigel.se/n30/downloads/n30-20060107-1454-wince-boot.zip + |