diff --git a/qapi/event.json b/qapi/event.json
index e80f3f4..6d22b02 100644
--- a/qapi/event.json
+++ b/qapi/event.json
@@ -10,6 +10,10 @@
 # Emitted when the virtual machine has shut down, indicating that qemu is
 # about to exit.
 #
+# @guest: If true, the shutdown was triggered by a guest request (such as
+# a guest-initiated ACPI shutdown request or other hardware-specific action)
+# rather than a host request (such as sending qemu a SIGINT). (since 2.10)
+#
 # Note: If the command-line option "-no-shutdown" has been specified, qemu will
 # not exit, and a STOP event will eventually follow the SHUTDOWN event
 #
@@ -17,11 +21,11 @@
 #
 # Example:
 #
-# <- { "event": "SHUTDOWN",
+# <- { "event": "SHUTDOWN", "data": { "guest": true },
 #      "timestamp": { "seconds": 1267040730, "microseconds": 682951 } }
 #
 ##
-{ 'event': 'SHUTDOWN' }
+{ 'event': 'SHUTDOWN', 'data': { 'guest': 'bool' } }

 ##
 # @POWERDOWN:
@@ -44,15 +48,20 @@
 #
 # Emitted when the virtual machine is reset
 #
+# @guest: If true, the reset was triggered by a guest request (such as
+# a guest-initiated ACPI reboot request or other hardware-specific action)
+# rather than a host request (such as the QMP command system_reset).
+# (since 2.10)
+#
 # Since: 0.12.0
 #
 # Example:
 #
-# <- { "event": "RESET",
+# <- { "event": "RESET", "data": { "guest": false },
 #      "timestamp": { "seconds": 1267041653, "microseconds": 9518 } }
 #
 ##
-{ 'event': 'RESET' }
+{ 'event': 'RESET', 'data': { 'guest': 'bool' } }

 ##
 # @STOP:
diff --git a/vl.c b/vl.c
index 0b73437..60a8526 100644
--- a/vl.c
+++ b/vl.c
@@ -1707,7 +1707,8 @@ void qemu_system_reset(bool report, ShutdownCause reason)
     }
     if (report) {
         assert(reason);
-        qapi_event_send_reset(&error_abort);
+        qapi_event_send_reset(reason >= SHUTDOWN_CAUSE_GUEST_SHUTDOWN,
+                              &error_abort);
     }
     cpu_synchronize_all_post_reset();
 }
@@ -1864,7 +1865,8 @@ static bool main_loop_should_exit(void)
     request = qemu_shutdown_requested();
     if (request) {
         qemu_kill_report();
-        qapi_event_send_shutdown(&error_abort);
+        qapi_event_send_shutdown(request >= SHUTDOWN_CAUSE_GUEST_SHUTDOWN,
+                                 &error_abort);
         if (no_shutdown) {
             vm_stop(RUN_STATE_SHUTDOWN);
         } else {
diff --git a/tests/qemu-iotests/071.out b/tests/qemu-iotests/071.out
index dd879f1..1d5e28d 100644
--- a/tests/qemu-iotests/071.out
+++ b/tests/qemu-iotests/071.out
@@ -46,7 +46,7 @@ QMP_VERSION
 read failed: Input/output error
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 === Testing blkverify on existing block device ===
@@ -85,7 +85,7 @@ wrote 512/512 bytes at offset 0
 read failed: Input/output error
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 QEMU_PROG: Failed to flush the L2 table cache: Input/output error
 QEMU_PROG: Failed to flush the refcount block cache: Input/output error

diff --git a/tests/qemu-iotests/081.out b/tests/qemu-iotests/081.out
index 97df69d..2533c31 100644
--- a/tests/qemu-iotests/081.out
+++ b/tests/qemu-iotests/081.out
@@ -36,7 +36,7 @@ read 10485760/10485760 bytes at offset 0
 10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 == using quorum rewrite corrupted mode ==
diff --git a/tests/qemu-iotests/087.out b/tests/qemu-iotests/087.out
index dc6baf9..59c5208 100644
--- a/tests/qemu-iotests/087.out
+++ b/tests/qemu-iotests/087.out
@@ -8,7 +8,7 @@ QMP_VERSION
 {"return": {}}
 {"error": {"class": "GenericError", "desc": "'node-name' must be specified for the root node"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 === Duplicate ID ===
@@ -19,7 +19,7 @@ QMP_VERSION
 {"error": {"class": "GenericError", "desc": "node-name=disk is conflicting with a device id"}}
 {"error": {"class": "GenericError", "desc": "Duplicate node name"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 === aio=native without O_DIRECT ===
@@ -29,7 +29,7 @@ QMP_VERSION
 {"return": {}}
 {"error": {"class": "GenericError", "desc": "aio=native was specified, but it requires cache.direct=on, which was not specified."}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 === Encrypted image ===
@@ -40,14 +40,14 @@ QMP_VERSION
 {"return": {}}
 {"error": {"class": "GenericError", "desc": "Use of AES-CBC encrypted IMGFMT images is no longer supported in system emulators"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}

 Testing:
 QMP_VERSION
 {"return": {}}
 {"error": {"class": "GenericError", "desc": "Use of AES-CBC encrypted IMGFMT images is no longer supported in system emulators"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}


 === Missing driver ===
@@ -58,6 +58,6 @@ QMP_VERSION
 {"return": {}}
 {"error": {"class": "GenericError", "desc": "Parameter 'driver' is missing"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}

 *** done
diff --git a/tests/qemu-iotests/094.out b/tests/qemu-iotests/094.out
index b66dc07..f52baff 100644
--- a/tests/qemu-iotests/094.out
+++ b/tests/qemu-iotests/094.out
@@ -7,5 +7,5 @@ Formatting 'TEST_DIR/source.IMGFMT', fmt=IMGFMT size=67108864
 {"return": {}}
 {"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "src", "len": 67108864, "offset": 67108864, "speed": 0, "type": "mirror"}}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 *** done
diff --git a/tests/qemu-iotests/117.out b/tests/qemu-iotests/117.out
index f52dc1a..851e214 100644
--- a/tests/qemu-iotests/117.out
+++ b/tests/qemu-iotests/117.out
@@ -7,7 +7,7 @@ wrote 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 No errors were found on the image.
 read 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
diff --git a/tests/qemu-iotests/119.out b/tests/qemu-iotests/119.out
index 58e7114..a8743b8 100644
--- a/tests/qemu-iotests/119.out
+++ b/tests/qemu-iotests/119.out
@@ -6,6 +6,6 @@ read 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}

 *** done
diff --git a/tests/qemu-iotests/120.out b/tests/qemu-iotests/120.out
index 9131b1b..1af1aeb 100644
--- a/tests/qemu-iotests/120.out
+++ b/tests/qemu-iotests/120.out
@@ -6,7 +6,7 @@ wrote 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 {"return": ""}
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 read 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 read 65536/65536 bytes at offset 0
diff --git a/tests/qemu-iotests/140.out b/tests/qemu-iotests/140.out
index 6c04456..0689b2b 100644
--- a/tests/qemu-iotests/140.out
+++ b/tests/qemu-iotests/140.out
@@ -10,5 +10,5 @@ read 65536/65536 bytes at offset 0
 {"return": {}}
 can't open device nbd+unix:///drv?socket=TEST_DIR/nbd: No export with name 'drv' available
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 *** done
diff --git a/tests/qemu-iotests/143.out b/tests/qemu-iotests/143.out
index d24ad20..0978b89 100644
--- a/tests/qemu-iotests/143.out
+++ b/tests/qemu-iotests/143.out
@@ -3,5 +3,5 @@ QA output created by 143
 {"return": {}}
 can't open device nbd+unix:///no_such_export?socket=TEST_DIR/nbd: No export with name 'no_such_export' available
 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 *** done
diff --git a/tests/qemu-iotests/156.out b/tests/qemu-iotests/156.out
index 3af82ae..f96a564 100644
--- a/tests/qemu-iotests/156.out
+++ b/tests/qemu-iotests/156.out
@@ -34,7 +34,7 @@ read 65536/65536 bytes at offset 196608
 {"return": ""}

 {"return": {}}
-{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN"}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}

 read 65536/65536 bytes at offset 0
 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
