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[v5,0/1] ARM Sbsa-ref: Enable CPU cluster topology

Message ID 20240607103825.1295328-1-xiongyining1480@phytium.com.cn (mailing list archive)
Headers show
Series ARM Sbsa-ref: Enable CPU cluster topology | expand

Message

Xiong Yining June 7, 2024, 10:38 a.m. UTC 
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 /cpus/topology Device Tree.

Signed-off-by: Xiong Yining <xiongyining1480@phytium.com.cn>

--
Changes in v5:
- use /cpus/topology to describe cpu topology directly.
- Link to v4 https://lists.gnu.org/archive/html/qemu-devel/2024-04/msg03940.html

Changes in v4:
- align the machine-version-minor to 4

Changes in v3:
- squash the two patches together into one
- add the DTB information in docs/system/arm/sbsa.rst
- Link to v2: 
https://lists.gnu.org/archive/html/qemu-devel/2024-03/msg02951.html

Changes in v2:
- put this code before sbsa_fdt_add_gic_node().
- Link to v1: 
https://lists.gnu.org/archive/html/qemu-devel/2023-12/msg03390.html

Xiong Yining (1):
  hw/arm/sbsa-ref: Enable CPU cluster on ARM sbsa machine

 docs/system/arm/sbsa.rst |  4 ++++
 hw/arm/sbsa-ref.c        | 11 ++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)