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Re: MIPS/Linux NonSGI

To: Girish Gulawani <girishvg@yahoo.com>
Subject: Re: MIPS/Linux NonSGI
From: Ralf Baechle <ralf@oss.sgi.com>
Date: Sun, 3 Feb 2002 09:32:53 +0100
Cc: "MIPS/Linux List (SGI)" <linux-mips@oss.sgi.com>
In-reply-to: <007001c1a97a$6e52a9e0$c1900dd3@gol.com>; from girishvg@yahoo.com on Wed, Jan 30, 2002 at 07:39:41PM +0900
References: <3C505900.9685DDE3@cotw.com> <003901c1a532$d01576e0$de920dd3@gol.com> <20020124174521.B8860@dea.linux-mips.net> <007001c1a97a$6e52a9e0$c1900dd3@gol.com>
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On Wed, Jan 30, 2002 at 07:39:41PM +0900, Girish Gulawani wrote:

> could solve the disk corruption problem, thanks to you. it was due to my
> over-confident source code for bus mastering device. while re-targeting the
> driver from vxworks to linux i had introduced a bug. its all working great
> now. thanks again. while this problem is solved  i have one more query.
> 
> as i mentioned earlier, our core supports page size of 16K. hence the mmu
> code is changed accordingly, for kernel 2.4.9. but any command load fails
> giving page alignment error. seems some problem from binfmt_elf.c file. i
> have build the command, ash, using egcc-2.91.66. to change the page
> alignment the option given was "--n16384". this option is surely wrong,
> hence could you tell me what is correct option? HOW TO CHANGE PAGE ALIGNMENT
> TO 16K WHILE LINKING USER COMMANDS??

I hate to say it but at this time we don't support any other pagesize
than 4kb on MIPS.  I haven't looked into details but I'd expect to hit
a number of subtle bugs when we go to a larger pagesize.  So I expect
your way to be stony.

  Ralf

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