Messages in this thread | | | Date | Mon, 02 Jul 2001 22:06:29 -0400 | From | Jeff Garzik <> | Subject | Re: [RFC] I/O Access Abstractions |
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Alan Cox wrote: > > > > > You pass a single cookie to the readb code > > > > Odd platforms decode it > > > > > > Last time I checked, ioremap didn't work for inb() and outb(). > > > > It should :) > > it doesnt need to. > > pci_find_device returns the io address and can return a cookie, ditto > isapnp etc
Is the idea here to mitigate the amount of driver code changes, or something else?
If you are sticking a cookie in there behind the scenes, why go ahead and use ioremap?
We -already- have a system which does remapping and returns cookies and such for PCI mem regions. Why not use it for I/O regions too?
Jeff
-- Jeff Garzik | "I respect faith, but doubt is Building 1024 | what gives you an education." MandrakeSoft | -- Wilson Mizner - 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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