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This is very useful if the system does not show grub prompt after reboot from the hard drive.
#Kon boot for mac pro ubuntu install#
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Select boot device: hold Option (Alt) key as you reboot the box – it will show you boot device selector.note “noefi” kernel parameter – it works around the issue of MacPro EFI implementation hanging kernel boot in recent kernels (14.04 is OK, 16.04 will hang).Linux /efi/boot/linux priority=low vga=normal video=efifb noefi Edit “grub.cfg” and add the following lines:.Download “linux” and “initrd.gz” files from Ubuntu netinstall: 64-bit or 32-bit.Get the helpful tarball containing EFI-compatible GRUB and unpack it into the USB stick’s root folder.Partition a USB stick with a GPT partition table, format it to FAT32 and set bootable flag (gparted is a good tool to use).While it’s possible to run 32-bit Linux in PAE mode, it’s uncool and, surprisingly, makes MacPro consume more energy, according to my Kill-o-watt. Note that MacPro 1,1 boxes, while being 64-bit, have an added challenge of EFI32 boot system. Linux doesn’t boot from the hard drive after installation.Linux hangs during boot (avoided with noefi kernel option).
#Kon boot for mac pro ubuntu how to#
How to select boot device? How to keep the selection?.What are the problems? If you’re reading this, you most likely have encountered some of them: I wanted to boot from a 16GB M.2 SSD in a PCIe to M.2 adapter, so I found a way to boot in EFI. Why boot in EFI mode? Up to Ubuntu 14.04 there were +mac disc images that had let you boot in BIOS compatibility mode and worked just fine, except for one issue: 2 extra SATA ports on motherboard were disabled in non-EFI boot mode, precluding their use, e.g. UPDATE – how to make a Ubuntu 18.04.1 live USB for MacPro 1,1 It has 4 SATA bays + 2 onboard SATA ports, ECC memory, looks much better than any enterprise ECC-capable server box, and can be found pretty cheap. An Apple MacPro box, even old one, makes a nice home server.