52 lines
1.5 KiB
Bash
Executable File
52 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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set -e
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export MAKEOPTS="-j$(nproc)"
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cd /usr/src/linux
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# make clean
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# make oldconfig
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make menuconfig
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make all ${MAKEOPTS}
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make modules_install
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NEW=$(make kernelversion)
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TARGET=/boot
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# If EFI store kernel under EFI
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[ -d /sys/firmware/efi ] && [ -d /boot/EFI/Gentoo ] && TARGET=/boot/EFI/Gentoo
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dracut --xz -H --force --strip ${TARGET}/initrd-${NEW} ${NEW}
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export INSTALL_PATH=${TARGET}
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make install
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# UEFI
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if [ -d /sys/firmware/efi ]; then
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LUKS_UUID=$(blkid | grep crypto_LUKS | awk '{print $2}' | uniq | sed -e 's/UUID=//' | sed -e 's/"//g')
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# Remove potential existing entries for this kernel
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BOOT_IDS=$(efibootmgr | grep Gentoo-${NEW} | awk '{print $1}' | sed 's/Boot\(.*\)\*/\1/')
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for b in $BOOT_IDS; do efibootmgr -b $b -B > /dev/null; done
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efibootmgr -c -L Gentoo-${NEW} -l /EFI/Gentoo/vmlinuz-${NEW} -u "initrd=/EFI/Gentoo/initrd-${NEW} root=/dev/mapper/disks-root ro quiet rd.luks.uuid=${LUKS_UUID} rd.lvm.vg=disks rd.luks.allow-discards libata.force=noncq"
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else
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grub2-mkconfig -o ${TARGET}/grub/grub.cfg
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pushd ${TARGET} >/dev/null
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ln -sf System.map-${NEW} System.map
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popd > /dev/null
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fi
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echo "Building tools from within kernel sources..."
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echo " cpupower (requires pciutils):"
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cd tools/power/cpupower && make ${MAKEOPTS}
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cp -a cpupower /usr/local/bin
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cp -a libcpupower.so* /usr/lib
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echo "After successful boot of new kernel run:"
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echo " root # emerge @module-rebuild"
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# eselect opengl set ati
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cp /usr/src/linux/.config /etc/kernel/kernel-config-${NEW}
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