See the Omappedia Pandaboard FAQ and the crashcourse.ca Pandaboard info.
http://hbrobotics.org/wiki/index.php?title=Installing_and_Configuring_Ubuntu_on_the_PandaBoard
Pandaboard ES kernel compilation
We are using the cross-compiling toolchain from Linaro, arm-linux-gnueabihf, with gcc version 4.6.3.
mkimage -A arm -T script -C none -n "Pandaboard boot script" -d boot.script boot.scr
# wget kernel sources make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm omap2plus_defconfig make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm menuconfig make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm -j4 all make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm uImage make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm modules make CROSS_COMPILE=arm-linux-gnueabihf- ARCH=arm modules_install INSTALL_MOD_PATH=../dest_lib #mkinitramfs 3.4.10 -o initrd.img-3.4.10-0001-omap4 ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- # cp modules to exported rootfs