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There is a future proposal to deal with SATAPI devices. It has to do with the features register having a bit set to define direction of IO for the PHY. Expect a proposal to be public in 2-6 months, my best guess. Obviously I am talking about things that do not exist today again, sorry. -a On Thu, 31 Jul 2003, Bartlomiej Zolnierkiewicz wrote: > > On Thu, 31 Jul 2003, Marcelo Penna Guerra wrote: > > > Hi, > > Hi, > > > I don't know if anyone is working on this, but I merged the changes from > > siimage 1.06 present in 2.4.x to 2.6.0-test2. I'm really not very familiar > > with the IDE code, so it's probably a good idea if someone could take a look > > at it. All I can tell is it's working with the SiI3112A present in my > > motherboard and it's a lot more stable than before. > > Thanks, I'll take a look. > > What do you mean by "a lot more stable than before"? > > > I also added the suggestion from Andre to make the driver not care about cable > > detection and found a possible bug in the 2.4.x code. > > Can you separate your changes from forward-port? > > > In 2.4.22-pre9: > > > > if (!is_sata(hwif)) > > hwif->atapi_dma = 1; > > > > and DMA is not enabled by default. > > This means that if this is a SATA controller DMA shouldn't be > enabled on ATAPI devices. There are probably some reasons to do this. > > > I think it should be: > > > > if (is_sata(hwif)) > > hwif->atapi_dma = 1; > > > > With this DMA is enabled by default on my board and works great. > > Are you aware of side effect? > [ Disabling DMA on ATAPI devices on SiI680. ] > > Please consult this change with Alan :-). > > > Marcelo Penna Guerra > > Regards, > -- > Bartlomiej > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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