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Re: [Qemu-devel] [PATCH 12/19] target/ppc: Disable ISA 2.06 PM instructi
From: |
David Gibson |
Subject: |
Re: [Qemu-devel] [PATCH 12/19] target/ppc: Disable ISA 2.06 PM instructions on POWER9 |
Date: |
Wed, 13 Feb 2019 16:07:06 +1100 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Mon, Jan 28, 2019 at 10:46:18AM +0100, Cédric Le Goater wrote:
> From: Benjamin Herrenschmidt <address@hidden>
>
> The ISA 2.06/2.07 Power Management instructions (doze, nap & rvwinkle)
> don't exist on POWER9, don't enable them.
>
> Signed-off-by: Benjamin Herrenschmidt <address@hidden>
> Signed-off-by: Cédric Le Goater <address@hidden>
This looks like a correct fix regardless of the rest of the series,
applied to ppc-for-4.0.
> ---
> target/ppc/translate_init.inc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/ppc/translate_init.inc.c b/target/ppc/translate_init.inc.c
> index 076d94f45755..f235162a1f6b 100644
> --- a/target/ppc/translate_init.inc.c
> +++ b/target/ppc/translate_init.inc.c
> @@ -8880,7 +8880,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data)
> PPC2_FP_TST_ISA206 | PPC2_BCTAR_ISA207 |
> PPC2_LSQ_ISA207 | PPC2_ALTIVEC_207 |
> PPC2_ISA205 | PPC2_ISA207S | PPC2_FP_CVT_S64 |
> - PPC2_TM | PPC2_PM_ISA206 | PPC2_ISA300 | PPC2_PRCNTL;
> + PPC2_TM | PPC2_ISA300 | PPC2_PRCNTL;
> pcc->msr_mask = (1ull << MSR_SF) |
> (1ull << MSR_TM) |
> (1ull << MSR_VR) |
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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