mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-08 22:45:43 +00:00
534261c88c
Upstream bump and modernize and rework $pkgname.install to use EOF statements and to advertise linux-rpi-16k for users of RPi5
59 lines
1.3 KiB
Text
59 lines
1.3 KiB
Text
disable_cma() {
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if [[ -f /boot/config.txt && $(grep '^cma' /boot/config.txt) != '' ]]; then
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cat <<END
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>>> You appear to have dynamic memory (CMA) enabled, which is currently broken
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in newer kernels and will cause many issues if left enabled. Disabling that
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for you now.
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END
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sed -i 's/^cma_/#cma_/g' /boot/config.txt
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fi
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}
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correct_fstab() {
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# starting with v5.10.y, fstab requires a padded zero in the path to /boot
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if [[ -f /etc/fstab ]]; then
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if grep -q mmcblk1p1 /etc/fstab; then
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sed -i 's/mmcblk1p1/mmcblk0p1/' /etc/fstab
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fi
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fi
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}
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advertise_rpi5() {
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if [[ -f /sys/firmware/devicetree/base/model ]]; then
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if grep -a -q 5 /sys/firmware/devicetree/base/model; then
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cat <<END
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>>> For optimal performance on RPi5, consider installing the
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linux-rpi-16k kernel package instead of linux-rpi.
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END
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fi
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fi
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}
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post_install () {
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post_upgrade
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}
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post_upgrade() {
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advertise_rpi5
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correct_fstab
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disable_cma
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if grep "^[^#]*[[:space:]]/boot" etc/fstab 2>&1 >/dev/null; then
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if ! grep "[[:space:]]/boot" etc/mtab 2>&1 >/dev/null; then
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cat <<END
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>>> WARNING: /boot appears to be a separate partition but is not mounted.
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You probably just broke your system. Congratulations.
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END
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fi
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fi
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}
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post_remove() {
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rm -f boot/initramfs-linux.img
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}
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