From: Jun Sun <jsun@mvista.com>
To: Mike Manchip <michael.manchip@s3group.com>
Cc: linux-mips <linux-mips@oss.sgi.com>
Subject: Re: having trouble installing exceptions
Date: Fri, 28 Sep 2001 10:51:54 -0700 [thread overview]
Message-ID: <3BB4B8BA.9541C530@mvista.com> (raw)
In-Reply-To: 016601c1481c$be873260$845978c1@temple.leop.s3group.com
Mike Manchip wrote:
>
> Hi all
>
> I'm currently trying to get the mips port to work on a galileo gt64115 board
> with a rm5231 chip.
>
> I'm OK right until the point when I'm installing exceptions into
> non-cacheable space in arch/mips/kernel/traps.c
>
What do you mean by "non-cachable space"? KSEG0 is cacheable by default.
> as soon as I memcpy except_vec3_generic to KSEG0 + 0x180 and flush the
> instruction cache, my machine hangs, and I can't see why!
>
Most likely it hangs in flush_icache_range(). Put some printk there.
Jun
prev parent reply other threads:[~2001-09-28 18:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-09-28 12:54 having trouble installing exceptions Mike Manchip
2001-09-28 14:48 ` Ralf Baechle
2001-09-28 17:51 ` Jun Sun [this message]
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