Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 4 Sep 2003 14:21:45 +0200 (MEST) | From | Geert Uytterhoeven <> | Subject | Re: [PATCH] fix ppc ioremap prototype |
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On Thu, 4 Sep 2003, Paul Mackerras wrote: > > Paul, what does actually use this higher addresses? > > We have drivers for on-chip peripherals that work from a struct > ocp_device and call ioremap on the ocp_dev->paddr value, which is a > phys_addr_t (although some of them use __ioremap instead). These > drivers are used on 405-based systems (with 32-bit phys_addr_t) as > well as on 440-based systems. > > These drivers are in the linuxppc-2.{4,5} trees but most of them > haven't made it into the official trees yet. They could all be > audited and converted to use __ioremap, although it seems a bit > arbitrary to say that you can't use ioremap in a an ocp driver if > you're going to use it on a 440. I wouldn't expect it to be
`ioremap is meant for PCI memory space only'
Oops...
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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