405EX Rev D mis-identification?

Josh Boyer jwboyer at linux.vnet.ibm.com
Fri Jul 9 04:22:10 EST 2010

On Thu, Jul 08, 2010 at 12:59:29PM -0500, Lee Nipper wrote:
>On Thu, Jul 8, 2010 at 10:06, Marc Chidester <marcchidester at gmail.com> wrote:
>> It looks like the Rev D version of the 405EX chip without security
>> will be identified as a 405EXr, based on the values in the cpu_specs
>> table.
>Yes, that is the case.
>The 405EX Rev D without security PVR matches an old 405EXr A/B with security,
>and hence the cpu_spec entries' pvr_mask values are no longer correct.
>> Is there an algorithm update needed or am I missing something?
>Perhaps add more cpu_spec table entries for the 405EX & 405EXr with
>pvr_mask = 0xffff000f  ?

Have you tried that in a locally modified kernel?  If so, did it work?  If so,
care to submit a patch? :)


More information about the Linuxppc-dev mailing list