[PATCH][v2] powerpc 44x: support for 256KB PAGE_SIZE

Yuri Tikhonov yur at emcraft.com
Mon Dec 22 07:35:48 EST 2008


On Sunday, December 21, 2008 you wrote:

> Yuri Tikhonov <yur at emcraft.com> writes:

>>  Thanks for pointing this. I guess, the -zmax-page-size option is new 
>> to binutils 2.17.50.0.10. Right?

> It was added 2½ years ago.

 Yes, approximately: http://gcc.gnu.org/ml/gcc/2006-07/msg00361.html

"
Date: Sat, 15 Jul 2006 15:19:05 -0700
Subject: The Linux binutils 2.17.50.0.3 is released

Changes from binutils 2.17.50.0.2:
...
16. Add "-z max-page-size=" and "-z common-page-size=" to ELF linker.
"

>>  I'll remove the STDBINUTILS config option from this patch then, and 
>> correspondingly update the description.

 I thought about this more, and I guess that we should keep the 
dependency on the newly introduced by this patch STDBINUTILS option. 
Perhaps, change it name to, say, STD_ELF_LINKING.

 Because, in any case, either should we patch binutils, or should we 
pass some non-default value to the linker: the resulted application 
doesn't match the ELF standard, and the applications which match the 
standard simply won't work with the 256K paged kernel - so, a user has 
to be aware of it before turning the 256K on.

 What do you think about this?

 Regards, Yuri





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