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From: "Cédric Le Goater" <clg@kaod.org>
To: <qemu-ppc@nongnu.org>, <qemu-devel@nongnu.org>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>, Greg Kurz <groug@kaod.org>,
	David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [PATCH 0/2] spapr: Fix support of POWER5+ processors
Date: Wed, 12 Jan 2022 12:41:43 +0100	[thread overview]
Message-ID: <d9cbb334-bcfa-1c5e-7d06-4d2c9bcbfe98@kaod.org> (raw)
In-Reply-To: <20220105095142.3990430-1-clg@kaod.org>

On 1/5/22 10:51, Cédric Le Goater wrote:
> Hello,
> 
> Grab the images under :
> 
>    https://github.com/legoater/qemu-ppc-boot/tree/main/buildroot/qemu_ppc64_pseries_p5p-2021.11-730-g4f325ce788-20220104
> 
> and run with :
> 
>    qemu-system-ppc64 -M pseries -cpu POWER5+ -m 1G -smp 2 -kernel ./vmlinux -append "root=/dev/sda" -drive file=./rootfs.ext2,if=scsi,index=0,format=raw  -device spapr-vlan,netdev=net0 -netdev user,id=net0 -serial mon:stdio -nographic -nodefaults
> 
> CPU 970, 970MP are also well supported.
> 
> Virtio devices and USB should be avoided because SLOF would use a
> 'stdbrx' instruction (cpu_to_le64 helper) which is invalid under
> POWER5+ and 970 CPUs. SLOF needs to be compiled with -mcpu=power5 to
> fix this issue.
> 
> Thanks,
> 
> C.
> 
> Cédric Le Goater (2):
>    target/ppc: Add popcntb instruction to POWER5+ processors
>    spapr: Fix support of POWER5+ processors
> 
>   hw/ppc/spapr.c        | 10 ++++++----
>   target/ppc/cpu_init.c |  1 +
>   2 files changed, 7 insertions(+), 4 deletions(-)
> 



Applied to ppc7.0.

Thanks,

C.


      parent reply	other threads:[~2022-01-12 12:10 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-05  9:51 [PATCH 0/2] spapr: Fix support of POWER5+ processors Cédric Le Goater
2022-01-05  9:51 ` [PATCH 1/2] target/ppc: Add popcntb instruction to " Cédric Le Goater
2022-01-05 13:40   ` Fabiano Rosas
2022-01-05  9:51 ` [PATCH 2/2] spapr: Fix support of " Cédric Le Goater
2022-01-05 13:41   ` Fabiano Rosas
2022-01-12 11:41 ` Cédric Le Goater [this message]

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