From mboxrd@z Thu Jan  1 00:00:00 1970
From: Falko Schmidt <kaethorn@stud.uni-stuttgart.de>
Subject: Re: trouble on ppc32?
Date: Wed, 22 Feb 2006 18:02:01 +0100
Message-ID: <20060222170201.GA2262@celes>
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On Tue, Feb 21, 2006 at 04:17:48PM +0100, Takashi Iwai wrote:
> > -------------
> > Soundblaster Live 512 (PCI):
> > -------------
> > 
> > Feb 20 21:54:43 cyan kernel: PCI: Enabling device 0000:01:03.0 (0104 -> 0105)
> > Feb 20 21:54:43 cyan kernel: max memory size is 0x7fffffff (addr = 0x8ba3f000)!!
> > Feb 20 21:54:59 cyan kernel: max memory size is 0x7fffffff (addr = 0x8ba21000)!!
> > Feb 20 21:54:59 cyan kernel: emu: failure page = 0
> > Feb 20 21:54:59 cyan kernel: max memory size is 0x7fffffff (addr = 0x8ba21000)!!
> > Feb 20 21:54:59 cyan kernel: emu: failure page = 0
> > Feb 20 21:55:13 cyan kernel: max memory size is 0x7fffffff (addr = 0x8ba21000)!!
> > Feb 20 21:55:13 cyan kernel: emu: failure page = 0
> > Feb 20 21:55:13 cyan kernel: max memory size is 0x7fffffff (addr = 0x8ba21000)!!
> > Feb 20 21:55:13 cyan kernel: emu: failure page = 0
> > Feb 20 21:55:13 cyan kernel: max memory size is 0x7fffffff (addr = 0x8baa1000)!!
> > Feb 20 21:55:13 cyan kernel: emu: failure page = 0
> > Feb 20 21:55:13 cyan kernel: max memory size is 0x7fffffff (addr = 0x8baa1000)!!
> > Feb 20 21:55:13 cyan kernel: emu: failure page = 0
> 
> It's not the fault of driver but because of ppc's dma_alloc_coherent().
> It doesn't allocate memories in the given coherent_dma_mask.

That sounds interesting. Thanks for pointing it out.

Falko


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