[U-Boot] [PATCH 2/3] gpt: add optional parameter guid in gpt command

[Tom Rini <trini@konsulko.com>]

On Mon, Oct 19, 2015 at 04:59:28PM +0200, Patrick Delaunay wrote:
> 2015-10-15 23:46 GMT+02:00 Tom Rini <trini@konsulko.com>:
> 
> > On Thu, Oct 15, 2015 at 03:58:24PM -0500, Rob Herring wrote:
> > > On Tue, Oct 13, 2015 at 9:23 AM, Patrick Delaunay
> > > <patrick.delaunay73@gmail.com> wrote:
> > > > code under flag CONFIG_PARTITION_TYPE_GUID
> > > > add parameter guid to select partition type guid
> > > >
> > > > example of use with gpt command :
> > > >
> > > >   partitions = uuid_disk=${uuid_gpt_disk};name=boot,start=0x4400,
> > > >   size=0x6bc00,uuid=${uuid_gpt_boot};name=root,start=0x70000,
> > > >   size=0x7538ba00,uuid=${uuid_gpt_root},
> > > >   guid=0fc63daf-8483-4772-8e79-3d69d8477de4;
> > >
> > > The mixture of UUID and GUID is confusing. What we want are the
> > > GUIDs/UUIDs for unique ID and the partition type. I would just call
> > > the partition type "type". This would allow the same format to be used
> > > for MBR partitions if someone wanted to do support for that.
> >
> > ... and if someone wants to add MBR support, there's enough use cases
> > for it (mainly around flashing/factory stuff) that I wouldn't object.
> > So yes, lets do this with that kind of thing in mind.
> >
> 
> 
> Hi,
> 
> if you prefer, I can modify the parameter name to "type" as proposed in a
> version 2 of the patchset.
> 
> partitions =
>     uuid_disk=${uuid_gpt_disk}; \
>     name=boot,start=0x4400,size=0x6bc00,uuid=${uuid_gpt_boot}; \
> 
> name=root,start=0x70000,size=0x7538ba00,uuid=${uuid_gpt_root},type=0fc63daf-8483-4772-8e79-3d69d8477de4;
> 
> and to be coherent, I will also modify the field in the struct
> disk_partition_t to type_guid
> 
> +#ifdef CONFIG_PARTITION_TYPE_GUID
> +    char    type_guid[37];    /* type GUID as string, if exists    */
> +#endif
>  } disk_partition_t;

Sounds like a plan, thanks!

-- 
Tom
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