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Re: [Qemu-ppc] [Qemu-devel] [PATCH v2] ppc: Fix support for odd MSR comb
From: |
Mark Cave-Ayland |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [PATCH v2] ppc: Fix support for odd MSR combinations |
Date: |
Sat, 9 Jul 2016 10:56:20 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.1.0 |
On 09/07/16 04:42, Benjamin Herrenschmidt wrote:
> On Sat, 2016-07-09 at 13:41 +1000, Benjamin Herrenschmidt wrote:
>> MacOS uses an architecturally illegal MSR combination that
>> seems nonetheless supported by 32-bit processors, which is
>> to have MSR[PR]=1 and one or more of MSR[DR/IR/EE]=0.
>>
>> This adds support for it. To work properly we need to also
>> properly include support for PR=1,{I,D}R=0 to the MMU index
>> used by the qemu TLB.
>>
>> Signed-off-by: Benjamin Herrenschmidt <address@hidden>
>
> Note Mark that with this patch on top of the dbdma series (which I did
> manage to find in your repository :-), my OSX 9.2.2 installer now boots
> without any hangs.
Wow, just wow. This fixes the hard lockup after disk initialization I
was seeing with OS 9.2.2, and I've just done a complete install and boot
cycle of both OS 9.2.1 and OS 9.2.2 with no issues.
Tested-by: Mark Cave-Ayland <address@hidden>
ATB,
Mark.
- [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, (continued)
- [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, David Gibson, 2016/07/01
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Mark Cave-Ayland, 2016/07/08
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Benjamin Herrenschmidt, 2016/07/08
- [Qemu-ppc] [PATCH] ppc: Fix support for odd MSR combinations, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [PATCH] ppc: Fix support for odd MSR combinations, Benjamin Herrenschmidt, 2016/07/08
- [Qemu-ppc] [PATCH v2] ppc: Fix support for odd MSR combinations, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [PATCH v2] ppc: Fix support for odd MSR combinations, Benjamin Herrenschmidt, 2016/07/08
- Re: [Qemu-ppc] [Qemu-devel] [PATCH v2] ppc: Fix support for odd MSR combinations,
Mark Cave-Ayland <=
- Re: [Qemu-ppc] [PATCH v2] ppc: Fix support for odd MSR combinations, David Gibson, 2016/07/10
- Re: [Qemu-ppc] [PATCH v2] ppc: Fix support for odd MSR combinations, Mark Cave-Ayland, 2016/07/11
- Re: [Qemu-ppc] [PATCH v2] ppc: Fix support for odd MSR combinations, David Gibson, 2016/07/11
- Re: [Qemu-ppc] [Qemu-devel] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Mark Cave-Ayland, 2016/07/09
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Cédric Le Goater, 2016/07/09
- Re: [Qemu-ppc] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Benjamin Herrenschmidt, 2016/07/09
- Re: [Qemu-ppc] [Qemu-devel] [PULL 05/23] ppc: Enforce setting MSR:EE, IR and DR when MSR:PR is set, Cédric Le Goater, 2016/07/09
[Qemu-ppc] [PULL 03/23] ppc: Use a helper to filter writes to LPCR, David Gibson, 2016/07/01
[Qemu-ppc] [PULL 02/23] ppc: Update LPCR definitions, David Gibson, 2016/07/01
[Qemu-ppc] [PULL 21/23] spapr: do proper error propagation in spapr_cpu_core_realize_child(), David Gibson, 2016/07/01