> It also totally destroys Alan Cox's and other peoples statements in the past
> about Linux being faster than something like UDI because it doesn't have to
> go through a routine just to access the bus.
Please note that these `routines' are actually simple macros or inline
functions on most architectures, hence your argument doesn't apply.
> Documentation/pci.txt does state that the old pcibios functions are
> depreciated. It also includes warning about having to use the values from
> struct pci_dev for ioremap(), although the description could be improved.
>
> In rereading it, I see that the IO-mapping.txt file does mention that you
> need to use the readl/w/b and writel/w/b functions. This statement really
> needs to be added to section 4 of the pci.txt file, since most of the
> documentation is talking about things needed for PCI DMA masters.
I've added a reference to IO-mapping.txt to pci.txt.
> I'm really getting to dislike Linux because of this kind of stuff.
Well, probably a better attitude towards Linux is to contribute some
documentation yourself :)
> It is no surprise to me that many of the drivers don't do things correctly,
> considering how tough it is to determine what correct is.
Please send me names of all such drivers, I'll fix them :)
Have a nice fortnight
-- Martin `MJ' Mares <mj@ucw.cz> http://atrey.karlin.mff.cuni.cz/~mj/ Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth "ADA -- A Dumb Acronym"- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/