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From: "David Baird" <dhbaird@gmail.com>
To: linuxppc-embedded@ozlabs.org
Subject: Re: TLB Miss booting linux kernel on ppc 405
Date: Wed, 13 Feb 2008 10:51:05 -0700	[thread overview]
Message-ID: <440abda90802130951h7a23743asc85454bf089c7e55@mail.gmail.com> (raw)
In-Reply-To: <5ee408090802130938u7d069636g42a496e489fe5b80@mail.gmail.com>

On Feb 13, 2008 10:38 AM, Ricardo Ayres Severo <severo.ricardo@gmail.com> wrote:
> I tracked the kernel execution using step one instruction (si) on gdb
> and matching the jumps with the System.map.
> It is a Data TLB Miss and this is the register dump after the miss occurs:
>
>     r1: 00502090
>     r2: 0000000f
>     r3: c00003c0
>     r4: c0000000
>     r5: 00000000
>     r6: 00000000
>     r7: 74747955
>     r8: 4c302c39
>     r9: 00000000
>     pc: 00001100
>     lr: 00000018

Can you also past the special registers (srrd in XMD)?  I am very
curious about SRR0 and SRR1 and maybe some of the others.

> Now I'm checking the PPC cache configurations on XPS, because when
> treating the DTLB Miss Exception a Machine Check Exception occurs when
> it works with L1. Does this makes sense or am I confusing things?

Too soon for me to tell :-)

  reply	other threads:[~2008-02-13 17:51 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-13 16:50 TLB Miss booting linux kernel on ppc 405 Ricardo Ayres Severo
2008-02-13 17:17 ` David Baird
2008-02-13 17:38   ` Ricardo Ayres Severo
2008-02-13 17:51     ` David Baird [this message]
2008-02-13 18:03       ` Ricardo Ayres Severo
2008-02-13 18:32         ` David Baird
2008-02-13 18:49           ` Ricardo Ayres Severo
2008-02-13 19:02             ` David Baird
2008-02-20 21:24               ` Robert Woodworth
2008-02-20 21:29                 ` Ricardo Ayres Severo
2008-02-20 21:47                   ` David Baird
2008-02-21 17:50                     ` Ricardo Ayres Severo
2008-02-21 18:00                       ` David Baird
2008-02-21 18:04                 ` David Baird
2008-02-21 19:12                   ` Robert Woodworth

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