On 16/06/2025 16.01, Shalini Chellathurai Saroja wrote:
Add Control-Program Identification (CPI) data to the QEMU Object
Model (QOM), along with the timestamp in which the data was received
as shown below.
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-list",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi"}}'
{
"return": [
[...]
{
"name": "system_level",
"type": "uint64"
},
{
"name": "system_name",
"type": "string"
},
{
"name": "system_type",
"type": "string"
},
{
"name": "timestamp",
"type": "uint64"
},
{
"name": "sysplex_name",
"type": "string"
}
],
"id": "libvirt-14"
}
Example CPI data:
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-get",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi",
"property":"system_type"}}'
{
"return": "LINUX ",
"id": "libvirt-18"
}
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-get",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi",
"property":"system_name"}}'
{
"return": "TESTVM ",
"id": "libvirt-19"
}
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-get",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi",
"property":"sysplex_name"}}'
{
"return": "PLEX ",
"id": "libvirt-20"
}
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-get",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi",
"property":"system_level"}}'
{
"return": 74872343805430528,
"id": "libvirt-21"
}
virsh # qemu-monitor-command vm --pretty '{"execute":"qom-get",
"arguments":{"path":"/machine/sclp/s390-sclp-event-facility/sclpcpi",
"property":"timestamp"}}'
{
"return": 1748866753433923000,
"id": "libvirt-22"
}
Signed-off-by: Shalini Chellathurai Saroja <shal...@linux.ibm.com>
---
hw/s390x/sclpcpi.c | 74 +++++++++++++++++++++++++++++++
include/hw/s390x/event-facility.h | 5 +++
2 files changed, 79 insertions(+)
Reviewed-by: Thomas Huth <th...@redhat.com>