EFI, UEFI, PXE: FreeBSD-12.1-RELEASE-amd64-bootonly.iso boot from SAN device failed, error 0x7f22208e
vrwmiller at gmail.com
Fri Dec 25 13:59:10 UTC 2020
On Fri, Dec 25, 2020 at 3:43 AM Victor Sudakov <vas at sibptus.ru> wrote:
> Rick Miller wrote:
> > This is seemingly reminiscent of a problem I've observed with bootonly
> > from FreeBSD 9 through 12, which is documented in FreeBSD PRs 239876,
> > 227808, 199197, 179312, and 169919. See comment 22 in PR 227808 for a
> > description of how it might be overcome.
> Interesting. The way I'm trying to boot is well described in
> Comment 20. It is sad that nothing has changed since July 2018. Does it
> mean nobody really cares?
> Speaking of Comment 22.
> I've never thought I will have to build a kernel with an MFS image
> within (outside of NanoBSD). How are you going to boot this kernel from
> iPXE? Put it on an ISO image and sanboot the ISO?
Yes. That is precisely how it is accomplished.
Is it not possible to fetch a GENERIC kernel by loader.efi, then fetch
> an MFSROOT image as a separate file? This is the way I did the job
> during the pxelinux (old BIOS based netboot) times.
It seems you refer to loading a kernel and separate ramdisk or initrd. I've
heard it rumored there could be preliminary experimental code to accomplish
this, but don't have any evidence.
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