Messages in this thread |  | | Date | Mon, 27 Nov 2000 17:50:36 -0800 (PST) | From | Andre Hedrick <> | Subject | Re: IDE-driver not generalized enough ? |
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Yes, I have been working on that for some time. This requires that the macros be exported the arch-xxx/ide.h Additionally it takes more work to modify the request_io and release_io, but it is all doable.
On Tue, 28 Nov 2000, Bjorn Wesen wrote:
> Hi! Quick question: is it possible to write an IDE driver for a controller > that is not mappable using outp and those memory-mapped thingys ? > > I see all the nice overrideables in struct hwif_s but the main code still > uses OUT_BYTE which is hardcoded to an outb_p.. non-overrideable. Same > thing with ide_input/output_bytes, they do direct in/out accesses also > without consulting any hwif specific routine. > > So what do I do if my controller does not have a simple memory-mapping for > each IDE-register into the memory ? Do I have to clutter ide.h and ide.c > with #ifdef's or is there any cleaner abstraction on the way (something > like adding a hwif field to perform the OUT/IN-byte stuff, and > ide_xxput_bytes) ? > > (I have a solution working by replacing OUT_BYTE and ide_xxput_bytes, but > wanted to make it without having to patch the "official" ide.c/ide.h) > > Regards, > Bjorn > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/ >
Andre Hedrick CTO Timpanogas Research Group EVP Linux Development, TRG Linux ATA Development
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