From: Dan Malek <dan@embeddededge.com>
To: Rudolf Ladyzhenskii <rudolf.ladyzhenskii@act-aus.net>
Cc: "'linuxppc-embedded@lists.linuxppc.org'"
<linuxppc-embedded@lists.linuxppc.org>
Subject: Re: BDI2000 PTEs
Date: Tue, 27 Nov 2001 23:28:48 -0500 [thread overview]
Message-ID: <3C046800.5030309@embeddededge.com> (raw)
In-Reply-To: B164B53F5BD6D511888D009027732E1A02498D@ntserver.act.domain
Rudolf Ladyzhenskii wrote:
> ..... At the moment I have memory translation enabled in BDI2000.
> PTBASE is set to 0xf0 and this entry is cleared.
That's not correct.
> .... This works for kernel
> debugging, but memory translation fails when I try to do dynamically loaded
> module debugging.
That's because without a page table the BDI2000 defaults to 1:1 translation.
By clearing the location above you told the BDI2000 that no page tables
are available.
> I guess I have to set PTE pointers for BDI2000.
No, you don't. Just use a newer kernel that has this feature available for
all processors. You could also copy the couple of lines of code from a
newer kernel into your 2.4.4 if you insist.
Thanks.
-- Dan
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2001-11-28 4:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-28 3:49 BDI2000 PTEs Rudolf Ladyzhenskii
2001-11-28 4:28 ` Dan Malek [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-11-28 4:51 Rudolf Ladyzhenskii
2001-11-28 6:19 ` Dan Malek
2001-11-29 0:35 Rudolf Ladyzhenskii
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