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From: David Gibson <david@gibson.dropbear.id.au>
To: groug@kaod.org, philmd@redhat.com, qemu-devel@nongnu.org, clg@kaod.org
Cc: lvivier@redhat.com, paulus@samba.org,
	Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
	qemu-ppc@nongnu.org, aik@ozlabs.ru
Subject: Re: [PATCH v3 00/12] target/ppc: Correct some errors with real mode handling
Date: Wed, 19 Feb 2020 13:11:55 +1100	[thread overview]
Message-ID: <20200219021155.GH1764@umbus.fritz.box> (raw)
In-Reply-To: <20200219005414.15635-1-david@gibson.dropbear.id.au>

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On Wed, Feb 19, 2020 at 11:54:02AM +1100, David Gibson wrote:
> POWER "book S" (server class) cpus have a concept of "real mode" where
> MMU translation is disabled... sort of.  In fact this can mean a bunch
> of slightly different things when hypervisor mode and other
> considerations are present.
> 
> We had some errors in edge cases here, so clean some things up and
> correct them.

Duh.  Forgot to run checkpatch, new version coming shortly.

> 
> Changes since v2:
>  * Removed 32-bit hypervisor stubs more completely
>  * Minor polish based on review comments
> Changes since RFCv1:
>  * Add a number of extra patches taking advantage of the initial
>    cleanups
> 
> David Gibson (12):
>   ppc: Remove stub support for 32-bit hypervisor mode
>   ppc: Remove stub of PPC970 HID4 implementation
>   target/ppc: Correct handling of real mode accesses with vhyp on hash
>     MMU
>   target/ppc: Introduce ppc_hash64_use_vrma() helper
>   spapr, ppc: Remove VPM0/RMLS hacks for POWER9
>   target/ppc: Remove RMOR register from POWER9 & POWER10
>   target/ppc: Use class fields to simplify LPCR masking
>   target/ppc: Streamline calculation of RMA limit from LPCR[RMLS]
>   target/ppc: Correct RMLS table
>   target/ppc: Only calculate RMLS derived RMA limit on demand
>   target/ppc: Streamline construction of VRMA SLB entry
>   target/ppc: Don't store VRMA SLBE persistently
> 
>  hw/ppc/spapr_cpu_core.c         |   6 +-
>  target/ppc/cpu-qom.h            |   1 +
>  target/ppc/cpu.h                |  25 +--
>  target/ppc/mmu-hash64.c         | 329 ++++++++++++--------------------
>  target/ppc/translate_init.inc.c |  60 ++++--
>  5 files changed, 175 insertions(+), 246 deletions(-)
> 

-- 
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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      parent reply	other threads:[~2020-02-19  2:14 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-19  0:54 [PATCH v3 00/12] target/ppc: Correct some errors with real mode handling David Gibson
2020-02-19  0:54 ` [PATCH v3 01/12] ppc: Remove stub support for 32-bit hypervisor mode David Gibson
2020-02-19 14:15   ` Fabiano Rosas
2020-02-19  0:54 ` [PATCH v3 02/12] ppc: Remove stub of PPC970 HID4 implementation David Gibson
2020-02-19 11:18   ` BALATON Zoltan
2020-02-20  0:36     ` David Gibson
2020-02-19  0:54 ` [PATCH v3 03/12] target/ppc: Correct handling of real mode accesses with vhyp on hash MMU David Gibson
2020-02-19  0:54 ` [PATCH v3 04/12] target/ppc: Introduce ppc_hash64_use_vrma() helper David Gibson
2020-02-19 14:06   ` Fabiano Rosas
2020-02-20  2:41     ` Paul Mackerras
2020-02-20  3:10     ` David Gibson
2020-02-19  0:54 ` [PATCH v3 05/12] spapr, ppc: Remove VPM0/RMLS hacks for POWER9 David Gibson
2020-02-19  0:54 ` [PATCH v3 06/12] target/ppc: Remove RMOR register from POWER9 & POWER10 David Gibson
2020-02-19  0:54 ` [PATCH v3 07/12] target/ppc: Use class fields to simplify LPCR masking David Gibson
2020-02-19  0:54 ` [PATCH v3 08/12] target/ppc: Streamline calculation of RMA limit from LPCR[RMLS] David Gibson
2020-02-19  0:54 ` [PATCH v3 09/12] target/ppc: Correct RMLS table David Gibson
2020-02-19  0:54 ` [PATCH v3 10/12] target/ppc: Only calculate RMLS derived RMA limit on demand David Gibson
2020-02-19  0:54 ` [PATCH v3 11/12] target/ppc: Streamline construction of VRMA SLB entry David Gibson
2020-02-19 14:34   ` Fabiano Rosas
2020-02-20  3:13     ` David Gibson
2020-02-19  0:54 ` [PATCH v3 12/12] target/ppc: Don't store VRMA SLBE persistently David Gibson
2020-02-19  1:21 ` [PATCH v3 00/12] target/ppc: Correct some errors with real mode handling no-reply
2020-02-19  2:11 ` David Gibson [this message]

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