[poky] [Yocto] RFC: README.hardware: Intel Atom device documentation

[Tom Zanussi]

On Thu, 2010-12-16 at 08:25 -0800, Darren Hart wrote:
> On 12/15/2010 05:31 PM, Tom Zanussi wrote:
> > On Wed, 2010-12-15 at 16:17 -0800, Darren Hart wrote:
> >> I ran across some issues working with USB keys while booting a couple
> >> different Intel Atom based devices. I drafted the following documenting
> >> what I learned from the process. I'd like to add this (or something
> >> similar) to README.hardware.
> >>
> >> Thoughts/Comments?
> >>
> >
> > Hey, thanks for this - it solved the same problem I was having with the
> > sdk image :-)
> 
> Excellent, glad to hear it. Did you happen to try writing a directdisk 
> image to the usb stick to see if that would boot? That might be another 
> option. I prefer the hddimg over the ddimg, as the hddimg can easily be 
> mounted with -o loop and modified, but if ddimg works, it's a fair bit 
> easier than having to deal with the USB-ZIP mode.
> 
> Thoughts on how we should present this?
> 

No, I will try that (ddimg).  I plan on at least putting these
instructions in the README for the Crown Bay BSP along with the dd
instructions already there - it should probably be part of a boilerplate
included ine every BSP README...

Tom

> > One small correction below...
> >
> >>
> 
> >>    2. Without such an option, the BIOS generally boots the device in
> >>       USB-ZIP mode.
> >>
> >>       a. Configure the USB device for USB-ZIP mode:
> >>
> >>       # mkdiskimage -4 /dev/sdb 0 63 62
> >>
> >>       Where 63 and 62 are the cylinder and head count as reported by
> >
> > should be: head and sector rather than cylinder and
> > head.
> 
> Woops, right you are. Thanks for the catch!
> 
> --
> Darren--
> Darren Hart
> Yocto Linux Kernel