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Re: [PATCH 1/4] boot-x86: move creation of install.bat out of extra_image



On Fri, 2009-08-07 at 13:33 +0200, Frans Pop wrote:
> On Friday 07 August 2009, Ian Campbell wrote:
> > There is currently only a single caller but soon I will be adding
> > another which does not want install.bat created.
> > ---
> >  tools/boot/squeeze/boot-x86 |    5 ++---
> >  1 files changed, 2 insertions(+), 3 deletions(-)
> >
> > diff --git a/tools/boot/squeeze/boot-x86 b/tools/boot/squeeze/boot-x86
> > index 29f5566..0892ed7 100644
> > --- a/tools/boot/squeeze/boot-x86
> > +++ b/tools/boot/squeeze/boot-x86
> > @@ -145,9 +145,6 @@ extra_image () {
> >  		else
> >  			wget "$DI_WWW_HOME/cdrom/$image" -O $CDDIR/$INSTALLDIR/"$image"
> >  		fi
> > -		kernel_param=
> > -		[ "$dir" = gtk ] && kernel_param="video=vesa:ywrap,mtrr vga=788"
> > -		echo "\\tools\\loadlin.exe \\$INSTALLDIR\\vmlinuz initrd=initrd.gz
> > $kernel_param" | todos > $CDDIR/$INSTALLDIR/$dir/install.bat fi
> >  }
> >
> > @@ -236,6 +233,8 @@ if [ "$THISTYPE" = "isolinux" ]; then
> >  		if [ -e boot$N/isolinux/isolinux.cfg.withgtk ]; then
> >  			mv boot$N/isolinux/isolinux.cfg.withgtk
> > boot$N/isolinux/isolinux.cfg fi
> > +		echo "\\tools\\loadlin.exe \\$INSTALLDIR\\vmlinuz initrd=initrd.gz
> > video=vesa:ywrap,mtrr vga=788" | todos >
> > $CDDIR/$INSTALLDIR/gtk/install.bat +
> >  	fi
> >  	rm -f boot$N/isolinux/isolinux.cfg.with*
> 
> Why was $kernel_param (which was conditional on regular versus gtk) 
> replaced with a hardcoded "video=vesa:ywrap,mtrr vga=788"?

The location of the loadlin bit with the hardcoded video= is within the
same logical scope as the call to extra_image where the condition on gtk
evaluates to true so the output is the same now as it was before. In
fact previously extra_image was only ever called once and GTK was always
true. The non-GTK loadlin bit is hardcoded a bit further up the file.

Ian.

-- 
Ian Campbell
Current Noise: Witchcraft - Schyssta Lögner

Doubt isn't the opposite of faith; it is an element of faith.
		-- Paul Tillich, German theologian.


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