mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-08 22:45:43 +00:00
46 lines
1.6 KiB
Text
46 lines
1.6 KiB
Text
disable_cma() {
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if [[ -f /boot/config.txt && $(grep '^cma' /boot/config.txt) != '' ]]; then
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echo ">>> You appear to have dynamic memory (CMA) enabled, which is currently broken"
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echo ">>> in newer kernels and will cause many issues if left enabled."
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echo ">>> Disabling that for you now."
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sed -i 's/^cma_/#cma_/g' /boot/config.txt
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fi
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}
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post_install () {
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disable_cma
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}
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post_upgrade() {
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if grep "^[^#]*[[:space:]]/boot" etc/fstab 2>&1 >/dev/null; then
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if ! grep "[[:space:]]/boot" etc/mtab 2>&1 >/dev/null; then
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echo "WARNING: /boot appears to be a separate partition but is not mounted."
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echo " You probably just broke your system. Congratulations."
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fi
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fi
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disable_cma
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if [ "$(vercmp $2 3.18.3)" -lt 0 ]; then
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echo "________________________________________________________________________________"
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echo ""
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echo "WARNING: This kernel provides updated config.txt and cmdline.txt files."
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echo " Check for pacnew files in /boot and merge or replace the existing files"
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echo " with the new versions."
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echo "________________________________________________________________________________"
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echo ""
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fi
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if [[ $(grep 'Raspberry Pi 4' /sys/firmware/devicetree/base/model) ]]; then
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echo "________________________________________________________________________________"
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echo ""
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echo "WARNING: You must switch to a different kernel for the Raspberry Pi 4:"
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echo " pacman -S linux-rpi"
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echo "________________________________________________________________________________"
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echo ""
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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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