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set resolution for grub

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Make sure set the right resolution for grub for 2k and 4k
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eailfly 2019-11-03 19:42:27 +08:00 committed by GitHub
parent efa1dd4306
commit 78da23afce
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1 changed files with 10 additions and 0 deletions
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install.sh
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@ -112,10 +112,20 @@ install() {
cp -an /etc/default/grub /etc/default/grub.bak
grep "GRUB_THEME=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_THEME=/d' /etc/default/grub
grep "GRUB_GFXMODE=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_GFXMODE=/d' /etc/default/grub
# Edit grub config
echo "GRUB_THEME=\"${THEME_DIR}/${name}/theme.txt\"" >> /etc/default/grub
# Make sure set the right resolution for grub
if [[ ${screen} == '4k' ]]; then
echo "GRUB_GFXMODE=3840x2160x32" >> /etc/default/grub
echo "GRUB_GFXPAYLOAD_LINUX=text" >> /etc/default/grub
elif [[ ${screen} == '2k' ]]; then
echo "GRUB_GFXMODE=2560×1440x32" >> /etc/default/grub
echo "GRUB_GFXPAYLOAD_LINUX=text" >> /etc/default/grub
fi
# Update grub config
prompt -i "\n Updating grub config..."
if has_command update-grub; then