How to boot from GPT partition without "bootme" attribute?
ian at freebsd.org
Tue Oct 30 22:58:52 UTC 2018
On Tue, 2018-10-30 at 21:37 +0300, Lev Serebryakov wrote:
> I have disk with GPT scheme and three partitions:
> p1 - freebsd-boot
> p2 - freebsd-ufs
> p3 - freebsd-ufs
> pmbr is installed on this disk, and gptboot is installed on p1. Both
> and p3 contains valid FreeBSD installation, with /boot/loader,
> and everything.
> I have attribute "bootme" set on p3, but not on p2.
> What should I do to boot from p2?
> I've tried to interrupt gptboot and override its choice:
> After that loader, loaded from p2, loads kernel from p3 and boots
> system from p3!
> If I have MBR, I could override "active" slice in boot0 MBR loader
> Is it analogous feature for GPT?
While loader(8) is loading the kernel, interrupt it to get the console
prompt (or ask the menu to give the prompt if you use menus) and do:
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