Prefix to OFW's chosen/bootpath

James Cameron quozl at laptop.org
Mon Aug 15 17:59:26 EDT 2011


On Mon, Aug 15, 2011 at 05:40:54PM -0400, Martin Langhoff wrote:
> On 1.75, looking at chosen/bootpath, as exposed by device-tree, shows
> the path prefixed with /sd at d4280000/ .
> 
> Is that prefix stable? Does it refer to something (memory location)
> that might change?

Address of SDIO controller in the SoC.  See show-devs for others.
Plausible that a different model of SoC might eventually have a
different value, but I don't expect that soon.

You might parse out and ignore the bit between @ and /.

-- 
James Cameron
http://quozl.linux.org.au/


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