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SubjectRe: [PATCH] x86: OLPC: add OLPC device-tree support (v3)
On 10/27/2010 03:19 AM, Grant Likely wrote:
> On Fri, Oct 22, 2010 at 03:58:46PM -0700, Andres Salomon wrote:
>> Make use of PROC_DEVICETREE to export the tree, and sparc's PROMTREE code to
>> call into OLPC's Open Firmware to build the tree.
>> v3: rename olpc_prom to olpc_dt
>> - rework Kconfig entries
>> - drop devtree build hook from proc, instead adding a call to x86's
>> paging_init (similarly to how sparc64 does it)
>> - switch allocation from using slab to alloc_bootmem. this allows
>> the DT to be built earlier during boot (during setup_arch); the
>> downside is that there are some 1200 bootmem reservations that are
>> done during boot. Not ideal..
>> - add a helper olpc_ofw_is_installed function to test for the
>> existence and successful detection of OLPC's OFW.
>> Signed-off-by: Andres Salomon <>
> Overall this patch looks fine, but it needs to be acked from the x86
> maintainers, and I'd like it to have a cycle through linux-next before
> it gets merged, so that means 2.6.38 because the 2.6.37 merge window
> has already been open for almost a week.

Right... which means that our attention is going to be elsewhere for a
bit -- probably until after KS/LPC. Sorry, just immediate
prioritization and nothing to do with the relative importance.


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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