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[Qemu-devel] [PATCH v10 09/28] qmp: add query-sev command
From: |
Brijesh Singh |
Subject: |
[Qemu-devel] [PATCH v10 09/28] qmp: add query-sev command |
Date: |
Wed, 28 Feb 2018 15:10:09 -0600 |
The QMP query command can used to retrieve the SEV information when
memory encryption is enabled on AMD platform.
Cc: Eric Blake <address@hidden>
Cc: "Daniel P. Berrangé" <address@hidden>
Cc: "Dr. David Alan Gilbert" <address@hidden>
Cc: Markus Armbruster <address@hidden>
Signed-off-by: Brijesh Singh <address@hidden>
---
monitor.c | 7 ++++++
qapi-schema.json | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++
target/i386/monitor.c | 8 +++++++
3 files changed, 76 insertions(+)
diff --git a/monitor.c b/monitor.c
index d77edc4bb692..356d550aaf2d 100644
--- a/monitor.c
+++ b/monitor.c
@@ -983,6 +983,7 @@ static void qmp_unregister_commands_hack(void)
#endif
#ifndef TARGET_I386
qmp_unregister_command(&qmp_commands, "rtc-reset-reinjection");
+ qmp_unregister_command(&qmp_commands, "query-sev");
#endif
#ifndef TARGET_S390X
qmp_unregister_command(&qmp_commands, "dump-skeys");
@@ -4157,6 +4158,12 @@ void qmp_rtc_reset_reinjection(Error **errp)
{
error_setg(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection");
}
+
+SevInfo *qmp_query_sev(Error **errp)
+{
+ error_setg(errp, QERR_FEATURE_DISABLED, "query-sev");
+ return NULL;
+}
#endif
#ifndef TARGET_S390X
diff --git a/qapi-schema.json b/qapi-schema.json
index 0262b9f20bc6..467a06460ead 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -3189,3 +3189,64 @@
# Since: 2.11
##
{ 'command': 'watchdog-set-action', 'data' : {'action': 'WatchdogAction'} }
+
+##
+# @SevState:
+#
+# An enumeration of SEV state information used during @query-sev.
+#
+# Since: 2.12
+##
+{ 'enum': 'SevState',
+ 'data': ['uninit', 'lupdate', 'lsecret', 'running', 'supdate', 'rupdate' ] }
+
+##
+# @SevInfo:
+#
+# Information about Secure Encrypted Virtualization (SEV) support
+#
+# @enabled: true if SEV is active
+#
+# @api-major: SEV API major version
+#
+# @api-minor: SEV API minor version
+#
+# @build-id: SEV FW build id
+#
+# @policy: SEV policy value
+#
+# @state: SEV guest state
+#
+# @handle: SEV firmware handle
+#
+# Since: 2.12
+##
+{ 'struct': 'SevInfo',
+ 'data': { 'enabled': 'bool',
+ 'api-major': 'uint8',
+ 'api-minor' : 'uint8',
+ 'build-id' : 'uint8',
+ 'policy' : 'uint32',
+ 'state' : 'SevState',
+ 'handle' : 'uint32'
+ }
+}
+
+##
+# @query-sev:
+#
+# Returns information about SEV
+#
+# Returns: @SevInfo
+#
+# Since: 2.12
+#
+# Example:
+#
+# -> { "execute": "query-sev" }
+# <- { "return": { "enabled": true, "api-major" : 0, "api-minor" : 0,
+# "build-id" : 0, "policy" : 0, "state" : "running",
+# "handle" : 1 } }
+#
+##
+{ 'command': 'query-sev', 'returns': 'SevInfo' }
diff --git a/target/i386/monitor.c b/target/i386/monitor.c
index 55ea10deb8ef..f429b1fc5383 100644
--- a/target/i386/monitor.c
+++ b/target/i386/monitor.c
@@ -30,6 +30,8 @@
#include "hw/i386/pc.h"
#include "sysemu/kvm.h"
#include "hmp.h"
+#include "sev_i386.h"
+#include "qmp-commands.h"
static void print_pte(Monitor *mon, CPUArchState *env, hwaddr addr,
@@ -665,3 +667,9 @@ void hmp_info_io_apic(Monitor *mon, const QDict *qdict)
ioapic_dump_state(mon, qdict);
}
}
+
+SevInfo *qmp_query_sev(Error **errp)
+{
+ error_setg(errp, "SEV feature is not available");
+ return NULL;
+}
--
2.14.3
- [Qemu-devel] [PATCH v10 00/29] x86: Secure Encrypted Virtualization (AMD), Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 01/28] memattrs: add debug attribute, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 03/28] exec: add debug version of physical memory read and write API, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 02/28] exec: add ram_debug_ops support, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 04/28] monitor/i386: use debug APIs when accessing guest memory, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 06/28] kvm: update kvm.h to include memory encryption ioctls, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 05/28] machine: add -memory-encryption property, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 09/28] qmp: add query-sev command,
Brijesh Singh <=
- [Qemu-devel] [PATCH v10 10/28] include: add psp-sev.h header file, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 08/28] target/i386: add Secure Encrypted Virtulization (SEV) object, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 07/28] docs: add AMD Secure Encrypted Virtualization (SEV), Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 13/28] kvm: introduce memory encryption APIs, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 17/28] target/i386: encrypt bios rom, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 19/28] sev/i386: finalize the SEV guest launch flow, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 12/28] sev/i386: register the guest memory range which may contain encrypted data, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 11/28] sev/i386: add command to initialize the memory encryption context, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 14/28] hmp: add 'info sev' command, Brijesh Singh, 2018/02/28
- [Qemu-devel] [PATCH v10 16/28] sev/i386: add command to encrypt guest memory region, Brijesh Singh, 2018/02/28