Bug#426336: xorg: X fails to map legacy ROM on recent IA64 kernels

[Brice Goglin <Brice.Goglin@ens-lyon.org>]

Peter Chubb wrote:
> Package: xorg
> Severity: important
>
> Since patch 6d40fc514c9ea886dc18ddd20043a411816b63d1 went into the Linux kernel,
> X has failed to work.
>
> The relevant line in Xorg.0.log is:
>
> Fatal server error:
> xf86MapDomainMem():  mmap() failure
>   

Please send the whole output of
    /usr/share/bug/xserver-xorg-core/script 3>&1
(as reportbug is supposed to do automatically).

Brice


>
>
> strace says:
>
> open("/sys/class/pci_bus/0000:00/legacy_mem", O_RDWR) = 8
> mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED, 8, 0) = -1
> EINVAL (Invalid argument)
> close(8)                                = 0
> write(2, "mmap failure: Invalid argument\n", 31mmap failure: Invalid
> argument
> ) = 31
> write(2, "\nFatal server error:\n", 21) = 21
> write(2, "xf86MapDomainMem():  mmap() fail"..., 36xf86MapDomainMem():
> mmap() failure
> ) = 36
> write(0, "xf86MapDomainMem():  mmap() fail"..., 36) = 36
> write(2, "\n", 1
> )                       = 1
> write(0, "\n", 1)                       = 1
>
> System Information:
> Debian Release: lenny/sid
>   APT prefers unstable
>   APT policy: (990, 'unstable')
> Architecture: ia64
>
> Kernel: Linux 2.6.21-rc5-g6d40fc51-dirty (SMP w/1 CPU core)
> Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
> Shell: /bin/sh linked to /bin/bash
>
>
>