Messages in this thread |  | | | Date | Sun, 20 Apr 2008 08:07:55 -0400 | | From | "H. Peter Anvin" <> | | Subject | Re: [PATCH 1/2] OLPC: Add support for calling into Open Firmware |
Yinghai Lu wrote:
> On Sat, Apr 19, 2008 at 10:39 AM, Andres Salomon <dilinger@queued.net> wrote:
>> This adds 32-bit support for calling into OFW from the kernel. It's useful
>> for querying the firmware for misc hardware information, fetching the device
>> tree, etc.
>>
>> There's potentially no reason why other platforms couldn't use this, but
>> currently OLPC is the main user of it.
>>
>> This work was originally done by Mitch Bradley.
>>
Hm. This interface seems more than a bit ad hoc. In particular, I
*really* don't like the swapper_pg_dir hack.
"There must be a better way."
-hpa
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