set -ex
apt-get -y install --no-install-recommends \
+ ca-certificates \
initramfs-tools \
libpng16-16 \
strace \
libdrm2 \
libdrm-nouveau2 \
firmware-qcom-media \
- firmware-realtek \
wget \
xz-utils
passwd root -d
EOF
chmod +x /init
+mkdir -p /lib/firmware/rtl_nic
+wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/rtl_nic/rtl8153a-3.fw -O /lib/firmware/rtl_nic/rtl8153a-3.fw
+
#######################################################################
# Strip the image to a small minimal system without removing the debian
# toolchain.
-# xz compress firmware so it doesn't waste RAM at runtime.
-find /lib/firmware -type f -print0 | xargs -0r -P4 -n4 xz -T1 -C crc32
+# xz compress firmware so it doesn't waste RAM at runtime. Except db820c's
+# GPU firmware, due to using a precompiled kernel without compression support.
+find /lib/firmware -type f -print0 | \
+ grep -vz a530 | \
+ xargs -0r -P4 -n4 xz -T1 -C crc32
+ln -s /lib/firmware/qcom/a530* /lib/firmware/
# Copy timezone file and remove tzdata package
rm -rf /etc/localtime