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Re: BigSur: garbled characters during boot

To: tbm@cyrius.com
Subject: Re: BigSur: garbled characters during boot
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Sun, 25 Nov 2007 22:28:03 +0900 (JST)
Cc: linux-mips@linux-mips.org, manoj.ekbote@broadcom.com, mark.e.mason@broadcom.com
In-reply-to: <20071125124842.GA32479@deprecation.cyrius.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20071125124842.GA32479@deprecation.cyrius.com>
Sender: linux-mips-bounce@linux-mips.org
On Sun, 25 Nov 2007 13:48:42 +0100, Martin Michlmayr <tbm@cyrius.com> wrote:
> When I boot a current kernel from git on a BigSur board I get some
> garbled characters:
> 
> Synthesized TLB store handler fastpath (31 instructions).
> Synthesized TLB modify handler fastpath (30 instructions).
> ��͡�х�������ɥ��遚����Bzɑ��遪b�������ѕͥ5R�Inode-cache hash table entries: 16384 
> (order: 4, 65536 bytes)
> Memory: 250436k/257568k available (2561k kernel code, 6940k reserved, 826k 
> data, 132k init, 0k highmem)
> Mount-cache hash table entries: 512
> 
> Any idea what this might be?

Do you enable EARLY_PRINTK?  If so, this might be the console-handover
issue.  On the handover, "console handover: boot ..." message will be
printed both early console and new console.  If they were same device,
drivers might be confused.

IIRC Maciej have tried to fix this issue a while ago on LKML.

---
Atsushi Nemoto
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