GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)" GRUB_DEFAULT=saved GRUB_DISABLE_SUBMENU=false GRUB_TERMINAL_OUTPUT="console serial" #GRUB_CMDLINE_LINUX="resume=/dev/mapper/XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX crashkernel=512M rd.luks.uuid=luks-HASH_72F-847F-B864-B3BA-3949F46830AB rd.md.uuid=98fc888f:e7e6093f:fdb663bb:8f4cf242 rd.md.uuid=da1a618c:c9c43742:52b94264:eec9d066 rd.luks.uuid=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX rd.md.uuid=e62d4e8b:94e2f91b:40661371:102aee81 igb.blacklist=1 console=tty0 console=ttyS1,115200 intel_iommu=on iommu=pt tsx_async_abort=full tsx=off mds=full,nosmt rd.driver.blacklist=nouveau" GRUB_CMDLINE_LINUX="resume=/dev/mapper/XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX crashkernel=512M rd.luks.uuid=luks-HASH_72F-847F-B864-B3BA-3949F46830AB rd.md.uuid=98fc888f:e7e6093f:fdb663bb:8f4cf242 rd.md.uuid=da1a618c:c9c43742:52b94264:eec9d066 rd.luks.uuid=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX rd.md.uuid=e62d4e8b:94e2f91b:40661371:102aee81 console=tty0 console=ttyS1,115200 intel_iommu=on iommu=pt tsx_async_abort=full tsx=off mds=full,nosmt rd.driver.blacklist=nouveau" GRUB_DISABLE_RECOVERY=false GRUB_ENABLE_BLSCFG=true GRUB_SERIAL_COMMAND="serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1" # ## Notes: # sudo setserial -g /dev/ttyS* # /dev/ttyS0, UART: 16550A, Port: 0x03f8, IRQ: 4 # /dev/ttyS1, UART: 16550A, Port: 0x02f8, IRQ: 3