[U-Boot-Users] Sandisk mDoC H3 support

Lars Munch lars at segv.dk
Fri May 30 19:39:28 CEST 2008


On Wed, May 07, 2008 at 04:46:04PM +0300, Micha Kalfon wrote:
> Hello all,
> 
> In the last few weeks I've been working on a u-boot driver for
> Sandisk's (MSystems) mDoc H3 device - basically, it's a DiskOnChip
> device which exposes a simple ATA interface to the software and works
> differently from previous generation DoCs (see
> http://www.linuxdevices.com/articles/AT2185129745.html for more).
> 
> I implemented the following low-level features in u-boot which allow
> using the DoC H3 as a boot device (currently all I need it for) :
> 
> 1. Basic partitioning - allows statically allocating sectors for
> numerous binary (raw) partitions.
> 2. Writing IPL boot block - basically, the very initial 2KB of code
> than run when the CPU boots.
> 3. Reading and Writing of binary partitions - I place u-boot binary in
> one partition to be loaded and run by the IPL and the linux kernel
> uImage in another.
> 
> Features are exposed to the user / bootscript as simple u-boot commands.
> 
> 
> Does anyone see benefit from this to other u-boot users? If not, what
> can be added / changed to make it so?

Great! I for one would very much like to have support for this in u-boot.

Regards
Lars Munch




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