[OE-core] [OE-Core][PATCH] uboot-extlinux-config.bbclass: add support for timeout & default

[Dalon Westergreen]

On Thu, 2017-02-09 at 18:25 -0200, Fabio Berton wrote:
> I get this error:
> 
> Exception: UnboundLocalError: local variable 'localdata' referenced before
> assignment
> 
> You are using localdata.getVar('UBOOT_EXTLINUX_TIMEOUT') before localdata =
> bb.data.createCopy(d).
> 
thanks.

> On Thu, Feb 9, 2017 at 2:09 PM, Dalon Westergreen <dwesterg at gmail.com> wrote:
> > When multible targets are defined it is useful to allow for
> > a default target along with a timeout.  After timeout, the
> > default target will be selected.
> > 
> > Signed-off-by: Dalon Westergreen <dwesterg at gmail.com>
> > ---
> >  meta/classes/uboot-extlinux-config.bbclass | 18 ++++++++++++++++++
> >  1 file changed, 18 insertions(+)
> > 
> > diff --git a/meta/classes/uboot-extlinux-config.bbclass
> > b/meta/classes/uboot-extlinux-config.bbclass
> > index ec5fffb..96b5a2e 100644
> > --- a/meta/classes/uboot-extlinux-config.bbclass
> > +++ b/meta/classes/uboot-extlinux-config.bbclass
> > @@ -16,6 +16,10 @@
> >  #                                    concatenate and use as an initrd
> > (optional).
> >  # UBOOT_EXTLINUX_MENU_DESCRIPTION  - Name to use as description.
> >  # UBOOT_EXTLINUX_ROOT              - Root kernel cmdline.
> > +# UBOOT_EXTLINUX_TIMEOUT           - Timeout before DEFAULT selection is
> > made.
> > +#                                    Measured in 1/10 of a second.
> > +# UBOOT_EXTLINUX_DEFAULT_LABEL     - Target to be selected by default after
> > +#                                    the timeout period
> >  #
> >  # If there's only one label system will boot automatically and menu won't
> > be
> >  # created. If you want to use more than one labels, e.g linux and
> > alternate,
> > @@ -25,6 +29,9 @@
> >  #
> >  # UBOOT_EXTLINUX_LABELS ??= "default fallback"
> >  #
> > +# UBOOT_EXTLINUX_DEFAULT_LABEL ??= "Linux Default"
> > +# UBOOT_EXTLINUX_TIMEOUT ??= "30"
> > +#
> >  # UBOOT_EXTLINUX_KERNEL_IMAGE_default ??= "../zImage"
> >  # UBOOT_EXTLINUX_MENU_DESCRIPTION_default ??= "Linux Default"
> >  #
> > @@ -34,6 +41,8 @@
> >  # Results:
> >  #
> >  # menu title Select the boot mode
> > +# TIMEOUT 30
> > +# DEFAULT Linux Default
> >  # LABEL Linux Default
> >  #   KERNEL ../zImage
> >  #   FDTDIR ../
> > @@ -82,6 +91,15 @@ python create_extlinux_config() {
> >              if len(labels.split()) > 1:
> >                  cfgfile.write('menu title Select the boot mode\n')
> > 
> > +            timeout =  localdata.getVar('UBOOT_EXTLINUX_TIMEOUT')
> > +            if timeout:
> > +                cfgfile.write('TIMEOUT %s\n' % (timeout))
> > +
> > +            if len(labels.split()) > 1:
> > +                default = localdata.getVar('UBOOT_EXTLINUX_DEFAULT_LABEL')
> > +                if default:
> > +                    cfgfile.write('DEFAULT %s\n' % (default))
> > +
> >              for label in labels.split():
> >                  localdata = bb.data.createCopy(d)
> > 
> > --
> > 2.7.4
> > 
> > --
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> > Openembedded-core at lists.openembedded.org
> > http://lists.openembedded.org/mailman/listinfo/openembedded-core
> > 
>