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[4/6] qmp: add set-bootindex command

Message ID 1406191142-16556-5-git-send-email-arei.gonglei@huawei.com
State New
Headers show

Commit Message

Gonglei (Arei) July 24, 2014, 8:39 a.m. UTC 
From: Gonglei <arei.gonglei@huawei.com>

Adds "set-bootindex id=xx,bootindex=xx,suffix=xx" QMP command.

Example QMP command:
-> { "execute": "set-bootindex", "arguments": { "id": "ide0-0-1", "bootindex": 1, "suffix": "/disk@0"}}
<- { "return": {} }

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Chenliang <chenliang88@huawei.com>
---
 qapi-schema.json | 16 ++++++++++++++++
 qmp-commands.hx  | 24 ++++++++++++++++++++++++
 qmp.c            | 17 +++++++++++++++++
 3 files changed, 57 insertions(+)
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Patch

diff --git a/qapi-schema.json b/qapi-schema.json
index b11aad2..a9ef0be 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -1704,6 +1704,22 @@ 
 { 'command': 'device_del', 'data': {'id': 'str'} }
 
 ##
+# @set-bootindex:
+#
+# set bootindex of a devcie
+#
+# @id: the name of the device
+# @bootindex: the bootindex of the device
+# @suffix: #optional a suffix of the device
+#
+# Returns: Nothing on success
+#          If @id is not a valid device, DeviceNotFound
+#
+# Since: 2.2
+##
+{ 'command': 'set-bootindex', 'data': {'id': 'str', 'bootindex': 'int', '*suffix': 'str'} }
+
+##
 # @DumpGuestMemoryFormat:
 #
 # An enumeration of guest-memory-dump's format.
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 4be4765..2c89a97 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -330,6 +330,30 @@  Example:
 <- { "return": {} }
 
 EQMP
+    {
+        .name       = "set-bootindex",
+        .args_type  = "id:s,bootindex:l,suffix:s?",
+        .mhandler.cmd_new = qmp_marshal_input_set_bootindex,
+    },
+
+SQMP
+set-bootindex
+--------------------
+
+Set bootindex of a device
+
+Arguments:
+
+- "id": the device's ID (json-string)
+- "bootindex": the device's bootindex (json-int)
+- "suffix": the device's suffix in global boot list (json-string, optional)
+
+Example:
+
+-> { "execute": "set-bootindex", "arguments": { "id": "ide0-0-1", "bootindex": 1, "suffix": "/disk@0"}}
+<- { "return": {} }
+
+EQMP
 
     {
         .name       = "send-key",
diff --git a/qmp.c b/qmp.c
index 0d2553a..f2c3c14 100644
--- a/qmp.c
+++ b/qmp.c
@@ -684,6 +684,23 @@  void qmp_object_del(const char *id, Error **errp)
     object_unparent(obj);
 }
 
+void qmp_set_bootindex(const char *id, int64_t bootindex,
+                     bool has_suffix, const char *suffix, Error **errp)
+{
+    DeviceState *dev;
+
+    dev = qdev_find_recursive(sysbus_get_default(), id);
+    if (NULL == dev) {
+        error_set(errp, QERR_DEVICE_NOT_FOUND, id);
+        return;
+    }
+    if (has_suffix) {
+        modify_boot_device_path(bootindex, dev, suffix);
+    } else {
+        modify_boot_device_path(bootindex, dev, NULL);
+    }
+}
+
 MemoryDeviceInfoList *qmp_query_memory_devices(Error **errp)
 {
     MemoryDeviceInfoList *head = NULL;