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authorThomas Huth <thuth@redhat.com>2018-03-05 17:37:48 +0100
committerGerd Hoffmann <kraxel@redhat.com>2018-03-12 09:03:15 +0100
commitf771c5440e04626f1cf9a6a7d1b1c6cd8168cacd (patch)
tree7afbd5af20b8df5f06e9f5857f8d331c26cdde41 /qapi/ui.json
parentb153f9019b5fcf7c085de688b123eb34f924f870 (diff)
qapi: Add device ID and head parameters to screendump
QEMU's screendump command can only take dumps from the primary display. When using multiple VGA cards, there is no way to get a dump from a secondary card or other display heads yet. So let's add a 'device' and a 'head' parameter to the HMP and QMP commands to be able to specify alternative devices and heads with the screendump command, too. Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1520267868-31778-1-git-send-email-thuth@redhat.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'qapi/ui.json')
-rw-r--r--qapi/ui.json10
1 files changed, 9 insertions, 1 deletions
diff --git a/qapi/ui.json b/qapi/ui.json
index 3e82f25ac5..5d01ad4304 100644
--- a/qapi/ui.json
+++ b/qapi/ui.json
@@ -77,6 +77,13 @@
#
# @filename: the path of a new PPM file to store the image
#
+# @device: ID of the display device that should be dumped. If this parameter
+# is missing, the primary display will be used. (Since 2.12)
+#
+# @head: head to use in case the device supports multiple heads. If this
+# parameter is missing, head #0 will be used. Also note that the head
+# can only be specified in conjunction with the device ID. (Since 2.12)
+#
# Returns: Nothing on success
#
# Since: 0.14.0
@@ -88,7 +95,8 @@
# <- { "return": {} }
#
##
-{ 'command': 'screendump', 'data': {'filename': 'str'} }
+{ 'command': 'screendump',
+ 'data': {'filename': 'str', '*device': 'str', '*head': 'int'} }
##
# == Spice