[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=59982

--- Comment #3 from Lucas Kannebley Tavares <lucaskt at linux.vnet.ibm.com> ---
Hi Jerome, I attempted the dump without success

[root at localhost ~]# lspci
...
0001:01:00.0 VGA compatible controller: ATI Technologies Inc ...
0001:01:00.1 Audio device: ATI Technologies Inc ...
[root at localhost ~]# cd /sys/bus/pci/devices/0001:01:00.0
[root at localhost 0001:01:00.0]# echo 1 > rom
[root at localhost 0001:01:00.0]# cat rom > ~/bios.rom
[  588.381813] pci 0001:01:00.0: Invalid ROM contents
cat: rom: Input/output error
[root at localhost 0001:01:00.0]# lspci
[  637.187942] Kernel panic - not syncing: FAIL
...
[  637.190672] ===============================
[  637.190677] [ INFO: suspicious RCU usage. ]
[  637.190683] 3.8.0-rc5-kotd+ #6 Not tainted
[  637.190687] -------------------------------
[  637.190692] include/linux/rcupdate.h:468 Illegal context switch in RCU
read-side critical section!
...

I'm investigating what was wrong with the rom dump, but if you have any ideas
what it could be, any help would be appreciated :)

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