cvs commit: src/sys/i386/i386 locore.s

Luigi Rizzo rizzo at icir.org
Wed Jul 30 00:42:38 PDT 2003


On Wed, Jul 30, 2003 at 10:32:31AM +0300, Ruslan Ermilov wrote:
> On Tue, Jul 29, 2003 at 02:57:01PM -0700, Bruce Evans wrote:
> > bde         2003/07/29 14:57:01 PDT
> > 
> >   FreeBSD src repository
> > 
> >   Modified files:
> >     sys/i386/i386        locore.s 
> >   Log:
> >   Restored clearing of the bss, except for putting it in a correct place
> >   with up to date comments.  This fixes booting kernels with boot2
> >   (except for loss of the features provided by loader) and is suitable
> >   for MFC.  Contrary to the old comments, most loaders don't clear the bss.
> >   biosboot lost clearing of the bss in a code crunch in 1997, and boot2
> >   never did it.
> >   
> To make it crystal clear, it does mean that we can (once again) boot
> kernels without loader(8) on i386, correct?

interesting to hear, how comes picobsd images (which do not use the loader)
have always worked apparently without problems even after warm reboots ?

	cheers
	luigi


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