On Wed, 5 Sep 2012 03:29:32 +0100
Matthew Garrett <mjg@xxxxxxxxxx> wrote:
> On Tue, Sep 04, 2012 at 10:18:48PM -0400, Don Dutile wrote:
> > > /*
> > >+ * Some devices may provide ROMs via a source other than the BAR
> > >+ */
> > >+ if (pdev->rom&& pdev->romlen) {
> > >+ *size = pdev->romlen;
> > >+ return phys_to_virt((phys_addr_t)pdev->rom);
> > ^^^^^
> > ioremap_nocache() ? ... or is caching rom ok?
>
> If it's appearing through this pathway then it's not actually in ROM,
> the platform has pulled it out of somewhere else.
If that somewhere else is on the PCI bus then it should be a bus not a
virt translation surely ?
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