Am Mittwoch 29 April 2009 17:43:12 schrieb Sarah Sharp:
> On Tue, Apr 28, 2009 at 09:36:06AM +0200, Oliver Neukum wrote:
> > Am Dienstag 28 April 2009 04:52:22 schrieb Sarah Sharp:
> > > +/* TODO: copied from ehci.h - can be refactored? */
> > > +/* xHCI spec says all registers are little endian */
> > > +static inline unsigned int xhci_readl(const struct xhci_hcd *xhci,
> > > + __u32 __iomem *regs)
> > > +{
> > > + return readl(regs);
> > > +}
> > No 64 bit version?
>
> I was told by Greg that 64-bit reads on the PCIe bus had issues on some
> platforms. Greg, is that still true?
Especially if that is true you should have a version that safely splits
the read in two.
Regards
Oliver
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