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Re: aic7xxx (O2 scsi) DMA coherency

To: (Vivien Chappelier)
Subject: Re: aic7xxx (O2 scsi) DMA coherency
From: Alan Cox <>
Date: Thu, 3 Jan 2002 21:57:15 +0000 (GMT)
Cc: (Ralf Baechle),
In-reply-to: <Pine.LNX.4.21.0201032233400.8906-200000@melkor> from "Vivien Chappelier" at Jan 03, 2002 10:34:52 PM
>       This tells the aic7xxx to use DMA safe memory for I/O.

That seems totally inappropriate. The unchecked dma option is for
ancient ISA DMA controllers that didnt do the 16Mb check. If you
find you need it debug your pci remapper

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