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Re: [Qemu-devel] ppc: regression in 2.7.0-rc3 on rfi/rfid/hrfi instructi
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From: |
Benjamin Herrenschmidt |
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Subject: |
Re: [Qemu-devel] ppc: regression in 2.7.0-rc3 on rfi/rfid/hrfi instructions |
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Date: |
Thu, 25 Aug 2016 11:31:31 +1000 |
On Wed, 2016-08-24 at 20:39 +0200, Hervé Poussineau wrote:
> Hi,
>
> Following patch regresses Linux boot on PReP machine:
>
> commit a2e71b28e832346409efc795ecd1f0a2bcb705a3
> Author: Benjamin Herrenschmidt <address@hidden>
> Date: Tue Jun 21 23:48:46 2016 +0200
>
> ppc: Fix rfi/rfid/hrfi/... emulation
>
> This reworks emulation of the various "rfi" variants. I removed
> some masking bits that I couldn't make sense of, the only bit
> that
Interesting, the problem is only with 603, not 604. I think I might
have broken something with the 603 SW TLB loading stuff which is
a bit weird, I'll have a look. Thanks.
Cheers,
Ben.