Still possible to directly boot without loader?

Ruslan Ermilov ru at freebsd.org
Thu Oct 26 19:18:22 UTC 2006


On Thu, Oct 26, 2006 at 11:38:24AM -0400, John Baldwin wrote:
> On Thursday 26 October 2006 10:42, Ruslan Ermilov wrote:
> > On Thu, Oct 26, 2006 at 10:28:09AM -0400, John Baldwin wrote:
> > > boot2 should do whatever loader does.
> > > 
> > But this would be a regression, since loader(8) does the following,
> > in the ELF32 case:
> > 
> > : 0 edoofus:ttyp2:/sys/boot/i386/libi386 >grep -w entry elf32_freebsd.c
> > :     vm_offset_t                 entry, bootinfop, modulep, kernend;
> > :     entry = ehdr->e_entry & 0xffffff;
> > :     printf("Start @ 0x%lx ...\n", entry);
> > :     __exec((void *)entry, boothowto, bootdev, 0, 0, 0, bootinfop, modulep, kernend);
> 
> Ah, ok.  Make them both just mask the top 8 bits then. :)
> 
OK, I backed out your change to boot2.c.


Cheers,
-- 
Ruslan Ermilov
ru at FreeBSD.org
FreeBSD committer
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