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sev/i386: hmp: add 'info sev' command 

The command can be used to show the SEV information when memory
encryption is enabled on AMD platform.

Cc: Eric Blake <eblake@redhat.com>
Cc: "Daniel P. Berrangé" <berrange@redhat.com>
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Reviewed-by: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Brijesh Singh 2018-03-08 06:48:47 -06:00 committed by Paolo Bonzini
parent 6cb8f2a663
commit 6303631467
3 changed files with 37 additions and 0 deletions
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16
hmp-commands-info.hx
View File

@ -867,6 +867,22 @@ Display the amount of initially allocated and present hotpluggable (if
enabled) memory in bytes.
ETEXI
#if defined(TARGET_I386)
{
.name = "sev",
.args_type = "",
.params = "",
.help = "show SEV information",
.cmd = hmp_info_sev,
},
#endif
STEXI
@item info sev
@findex info sev
Show SEV information.
ETEXI
STEXI
@end table
ETEXI

1
hmp.h
View File

@ -143,5 +143,6 @@ void hmp_info_ramblock(Monitor *mon, const QDict *qdict);
void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict);
void hmp_info_vm_generation_id(Monitor *mon, const QDict *qdict);
void hmp_info_memory_size_summary(Monitor *mon, const QDict *qdict);
void hmp_info_sev(Monitor *mon, const QDict *qdict);
#endif

20
target/i386/monitor.c
View File

@ -29,6 +29,7 @@
#include "qapi/qmp/qdict.h"
#include "hw/i386/pc.h"
#include "sysemu/kvm.h"
#include "sysemu/sev.h"
#include "hmp.h"
#include "qapi/error.h"
#include "sev_i386.h"
@ -677,3 +678,22 @@ SevInfo *qmp_query_sev(Error **errp)
return info;
}
void hmp_info_sev(Monitor *mon, const QDict *qdict)
{
SevInfo *info = sev_get_info();
if (info && info->enabled) {
monitor_printf(mon, "handle: %d\n", info->handle);
monitor_printf(mon, "state: %s\n", SevState_str(info->state));
monitor_printf(mon, "build: %d\n", info->build_id);
monitor_printf(mon, "api version: %d.%d\n",
info->api_major, info->api_minor);
monitor_printf(mon, "debug: %s\n",
info->policy & SEV_POLICY_NODBG ? "off" : "on");
monitor_printf(mon, "key-sharing: %s\n",
info->policy & SEV_POLICY_NOKS ? "off" : "on");
} else {
monitor_printf(mon, "SEV is not enabled\n");
}
}