arm-sdk/boards/raspberry-pi.sh

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#!/usr/bin/env zsh
# Copyright (c) 2016 Dyne.org Foundation
# arm-sdk is written and maintained by Ivan J. <parazyd@dyne.org>
#
# This file is part of arm-sdk
#
# This source code is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this source code. If not, see <http://www.gnu.org/licenses/>.
## kernel build script for Raspberry Pi 2/3 boards
## settings & config
vars+=(device_name arch size parted_type parted_boot parted_root inittab)
vars+=(gitkernel gitbranch rpifirmware)
arrs+=(custmodules extra_packages)
device_name="raspi"
arch="armhf"
size=1337
inittab="T0:23:respawn:/sbin/agetty -L ttyAMA0 115200 vt100"
parted_type="dos"
parted_boot="fat32 0 64"
parted_root="ext4 64 -1"
extra_packages=(wpasupplicant rdate)
custmodules=() # add the snd module here perhaps
gitkernel="https://github.com/raspberrypi/linux.git"
gitbranch="rpi-4.4.y"
rpifirmware="https://github.com/raspberrypi/firmware.git"
prebuild() {
fn prebuild
req=(device_name strapdir)
ckreq || return 1
notice "executing $device_name prebuild"
write-fstab
copy-zram-init
mkdir -p $R/tmp/kernels/$device_name
}
postbuild() {
fn postbuild
notice "executing $device_name postbuild"
## {{{ apt.sources.list
cat <<EOF | sudo tee -a ${strapdir}/etc/apt/sources.list ${TEEVERBOSE}
## raspbian repositories needed for certain packages
deb http://archive.raspbian.org/raspbian jessie main contrib non-free rpi firmware
#deb-src http://archive.raspbian.org/raspbian jessie main contrib non-free rpi firmware
## for omxplayer
deb http://linux.subogero.com/deb /
deb http://pipplware.pplware.pt/pipplware/dists/jessie/main/binary /
EOF
## }}}
notice "creating cmdline.txt"
cat <<EOF | sudo tee ${strapdir}/boot/cmdline.txt ${TEEVERBOSE}
dwc_otg.fiq_fix_enable=2 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait rootflags=noload net.ifnames=0 quiet
EOF
notice "creating config.txt"
cat <<EOF | sudo tee ${strapdir}/boot/config.txt ${TEEVERBOSE}
## memory shared with the GPU
gpu_mem=64
dtparam=audio=on
max_usb_current=1
EOF
## TODO: remove systemd merda from raspi-config and add here
notice "installing raspberry pi 3 firmware for bt/wifi"
sudo mkdir -p $strapdir/lib/firmware/brcm
sudo cp $CPVERBOSE $R/extra/rpi3/brcmfmac43430-sdio.txt $strapdir/lib/firmware/brcm/
sudo cp $CPVERBOSE $R/extra/rpi3/brcmfmac43430-sdio.bin $strapdir/lib/firmware/brcm/
cat <<EOF | sudo tee ${strapdir}/postbuild ${TEEVERBOSE}
#!/bin/sh
apt-get update
apt-get upgrade
rm -f /postbuild
rm -f /usr/bin/${qemu_bin}
EOF
chmod +x $strapdir/postbuild || zerr
chroot $strapdir /postbuild || zerr
}
build_kernel_armhf() {
fn build_kernel_armhf
req=(R arch device_name gitkernel gitbranch MAKEOPTS rpifirmware)
req+=(strapdir)
ckreq || return 1
notice "building $arch kernel"
prebuild || zerr
get-kernel-sources
pushd $R/tmp/kernels/$device_name/${device_name}-linux
make bcm2709_defconfig
make $MAKEOPTS || zerr
sudo -E PATH="$PATH" \
make INSTALL_MOD_PATH=$strapdir modules_install || zerr
popd
clone-git $rpifirmware "$R/tmp/kernels/$device_name/${device_name}-firmware"
sudo cp $CPVERBOSE -rf $R/tmp/kernels/$device_name/${device_name}-firmware/boot/* $strapdir/boot/
pushd $R/tmp/kernels/$device_name/${device_name}-linux
sudo perl scripts/mkknlimg --dtok arch/arm/boot/zImage $strapdir/boot/kernel7.img
sudo cp $CPVERBOSE "arch/arm/boot/dts/bcm*.dtb" $strapdir/boot/
sudo cp $CPVERBOSE "arch/arm/boot/dts/overlays/*overlay*.dtb" $strapdir/boot/overlays/
popd
sudo rm -rf $strapdir/lib/firmware
get-kernel-firmware
sudo cp $CPVERBOSE -ra $R/tmp/linux-firmware $strapdir/lib/firmware
pushd $R/tmp/kernels/$device_name/${device_name}-linux
sudo -E PATH="$PATH" \
make INSTALL_MOD_PATH=$strapdir firmware_install || zerr
#make mrproper
make bcm2709_defconfig
sudo -E PATH="$PATH" \
make modules_prepare || zerr
popd
postbuild || zerr
}