Re: sysutils/grub2: multiboot is still working?

[Robert Swindells <rjs%fdy2.co.uk@localhost>]

Frédéric Fauberteau <triaxx%NetBSD.org@localhost> wrote:
>Le 2018-08-01 19:02, Robert Swindells a écrit :
>> Frédéric Fauberteau <triaxx%NetBSD.org@localhost> wrote:
>>> grub-mkconfig generates (in a submenu) lines for both boot methods:
>>> - knetbsd
>>> - multiboot
>>> but when I select the multiboot choice, I get the following errors:
>>> --- grub error ---
>>> error: no multiboot header found.
>>> error: kernel must be loaded first.
>>> 
>>> Press key to continue... (approximate translation since messages are
>>> i18ned)
>>> --- /grub error ---
>>> 
>>> The line from grub.cfg is:
>>>     multiboot /netbsd /netbsd root=dk3  -z
>>> but
>>>     multiboot /netbsd
>>> does not work either
>>> 
>>> I plan to investigate, but if multiboot is broken, the reason becomes
>>> obvious...
>> 
>> Have you got MULTIBOOT defined in your kernel config ?
>
>$ uname -v
>NetBSD 8.0 (HYDRALISK) #1: Tue Jul 31 18:43:06 CEST 2018  
>root@hydralisk:/usr/obj/sys/arch/amd64/compile/HYDRALISK
>$ grep MULTIBOOT /usr/src/sys/arch/amd64/conf/HYDRALISK
>options         MULTIBOOT

I think that only NetBSD/i386 is able to load using multiboot, not
NetBSD/amd64.

A test of the grub2 package might be to build sysutils/xenkernel48
for amd64 and try to boot that.