Grub2

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https://help.ubuntu.com/community/Grub2

GRUB 2's major improvements

  • Scripting support including conditional statements and functions
  • Dynamic module loading
  • Rescue mode
  • Custom Menus
  • Themes
  • Graphical boot menu support and improved splash capability
  • Boot LiveCD ISO images directly from hard drive
  • New configuration file structure
  • Non-x86 platform support (such as PowerPC)
  • Universal support for UUIDs (not just Ubuntu)


gentoo grub2 resources

For information on how to configure GRUB2 please refer to the guide: GRUB2_Quick_Start

A migration guide for GRUB Legacy users is available: grub2 migration

Install sys-boot/os-prober to enable detection of other operating systems using grub2-mkconfig.

Install dev-libs/libisoburn to enable creation of rescue media using grub2-mkrescue.