Re: State of the art for creating an image that you can dd to an SD card

[Denys Dmytriyenko <denis@denix.org>]

On Wed, Jun 25, 2014 at 08:45:50PM -0300, Diego Sueiro wrote:
> Hi Philip,
> 
> On Wed, Jun 25, 2014 at 8:27 PM, Philip Balister <philip@balister.org>
> wrote:
> 
> > On 06/25/2014 04:13 PM, Diego Sueiro wrote:
> > > Hi Denys,
> > >
> > > On Wed, Jun 25, 2014 at 3:55 PM, Denys Dmytriyenko <denis@denix.org>
> > wrote:
> > >
> > >> http://cgit.openembedded.org/openembedded-core/tree/scripts/wic
> > >>
> > >> But indeed, better documentation would be most appreciated.
> > >
> > >
> > > I didn't have a chance to take a look and test wic tool.
> > > Do you know if it can be used to generate sdcard images for TI's Sitara
> > > SoCs?
> > > The _problem_ for creating a sdcard image for Sitara is the configuration
> > > of Heads, Sectors and Cylinders that should be passed to sfdisk and needs
> > > to be done as root.
> >
> > This isn't true.
> >
> > https://groups.google.com/forum/#!topic/beagleboard/ro5k5r4Cuq4
> >
> > I've avoided the CHS business for ages and haven't had trouble booting
> 
> 
> Thanks for the link.
> 
> About 3 yeas ago I have issues with this using an industrial 2GB uSD from
> Delkin Devices with am3517. And as far as I remember I just got it working
> with CHS configuration.
> 
> I'm going to test it again with a Sandisk uSD and am3359 to see if it
> remains. But I don't have a Delkin uSD and am3517 anymore :(

"CHS business", as Philip called it, was only partially required in the early 
days of OMAP3 SoCs few years ago, due to some "specific" FAT implementation of 
the BootROM. These days it's not required on modern Sitara SoCs.

-- 
Denys