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From: Andreas Schwab <schwab@suse.de>
To: Johannes Berg <johannes@sipsolutions.net>
Subject: Re: PowerMac7,3 sound (was: PowerBook5,4 -- no sound?)
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Date: Wed, 17 May 2006 22:14:29 +0200
In-Reply-To: <je3bf85twf.fsf@sykes.suse.de> (Andreas Schwab's message of "Wed,
	17 May 2006 21:32:48 +0200")
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Andreas Schwab <schwab@suse.de> writes:

> Johannes Berg <johannes@sipsolutions.net> writes:
>
>> Andreas, you'll probably be able to get a bit further by inserting the
>> following code in front of the loop in i2sbus-core.c line 162, and
>> removing the of_address_to_resource call inside the loop.
>>
>>   dev->resources[0].start = 0x80010000;
>>   dev->resources[0].end   = 0x80010fff;
>>   dev->resources[1].start = 0x80008000;
>>   dev->resources[1].end   = 0x800080ff;
>>   dev->resources[2].start = 0x80008100;
>>   dev->resources[2].end   = 0x800081ff;
>>
>> But I'm not sure that is correct on all machines (in fact, I'm not
>> perfectly sure it is correct on your machine).
>
> I have the following sound resources in /proc/iomem:
>
>         80008000-800083ff : 0.00010000:i2s
>           80008000-800083ff : Sound DMA
>         80010000-80010fff : 0.00010000:i2s
>           80010000-80010fff : Sound Control
>
> I'm not sure whether the first mapping should be split, but I don't know
> much about how resource mappings work.

It definitely didn't work.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."