svn commit: r292472 - in head/sys: amd64/amd64 sys

[Warner Losh]

On Mon, Dec 21, 2015 at 1:38 PM, John Baldwin <jhb at freebsd.org> wrote:

> On Saturday, December 19, 2015 07:01:43 PM Warner Losh wrote:
> > Author: imp
> > Date: Sat Dec 19 19:01:43 2015
> > New Revision: 292472
> > URL: https://svnweb.freebsd.org/changeset/base/292472
> >
> > Log:
> >   Save the physical address passed into the kernel of the UEFI system
> >   table.
> >
> > Modified:
> >   head/sys/amd64/amd64/machdep.c
> >   head/sys/sys/efi.h
> >
> > Modified: head/sys/amd64/amd64/machdep.c
> >
> ==============================================================================
> > --- head/sys/amd64/amd64/machdep.c    Sat Dec 19 19:01:42 2015
> (r292471)
> > +++ head/sys/amd64/amd64/machdep.c    Sat Dec 19 19:01:43 2015
> (r292472)
> > @@ -1615,6 +1622,8 @@ hammer_time(u_int64_t modulep, u_int64_t
> >       /*
> >        * Use vt(4) by default for UEFI boot (during the sc(4)/vt(4)
> >        * transition).
> > +      * Once bootblocks have updated, we can test directly for
> > +      * efi_systbl != NULL here...
> >        */
> >       if (preload_search_info(kmdp, MODINFO_METADATA | MODINFOMD_EFI_MAP)
> >           != NULL)
>
> This part doesn't seem worth changing since the EFI map is always going to
> be
> there and works for both old and new loaders?
>

Just a simpler test. This code suffers from too much complexity, but maybe
compat
will keep us from doing this for a long time.

Warner