W dniu 26.04.2024 o 09:35, Xiong Yining pisze:
From: xiongyining1480
Enable CPU cluster support on SbsaQemu platform, so that users can
specify a 4-level CPU hierarchy sockets/clusters/cores/threads. And
this topology can be passed to the firmware through DT cpu-map.
Signed-off-by: Xiong
On 4/28/24 23:35, Marcin Juszkiewicz wrote:
W dniu 26.04.2024 o 18:06, Richard Henderson pisze:
Isn't this basically what MPIDR_EL1 is supposed to indicate?
We do not yet implement all of that in QEMU, but should.
QEMU has socket/cluster/core/thread model which could map to
W dniu 26.04.2024 o 18:06, Richard Henderson pisze:
Isn't this basically what MPIDR_EL1 is supposed to indicate?
We do not yet implement all of that in QEMU, but should.
QEMU has socket/cluster/core/thread model which could map to
aff3/aff2/aff1/aff0 (or aff0/1/2/3) of MPIDR_EL1 register,
xiongyining1...@phytium.com.cn
From: Richard Henderson
Date: 2024-04-27 00:06
To: Xiong Yining; qemu-arm; qemu-devel
CC: rad; peter.maydell; quic_llindhol; marcin.juszkiewicz
Subject: Re: [PATCH v4 1/1] hw/arm/sbsa-ref: Enable CPU cluster on ARM sbsa
machine
On 4/26/24 00:35, Xiong Yining
On 4/26/24 00:35, Xiong Yining wrote:
From: xiongyining1480
Enable CPU cluster support on SbsaQemu platform, so that users can
specify a 4-level CPU hierarchy sockets/clusters/cores/threads. And
this topology can be passed to the firmware through DT cpu-map.
Signed-off-by: Xiong Yining
W dniu 26.04.2024 o 09:35, Xiong Yining pisze:
From: xiongyining1480
Enable CPU cluster support on SbsaQemu platform, so that users can
specify a 4-level CPU hierarchy sockets/clusters/cores/threads. And
this topology can be passed to the firmware through DT cpu-map.
Signed-off-by: Xiong
From: xiongyining1480
Enable CPU cluster support on SbsaQemu platform, so that users can
specify a 4-level CPU hierarchy sockets/clusters/cores/threads. And
this topology can be passed to the firmware through DT cpu-map.
Signed-off-by: Xiong Yining
tested-by: Marcin Juszkiewicz
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