blob: 103d34ac45ea49039be2d562b23f9995a3b4c905 [file] [log] [blame]
aliguori6f338c32009-02-11 15:21:54 +00001/*
2 * QEMU device hotplug helpers
3 *
4 * Copyright (c) 2004 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
Paolo Bonzini1559e0d2013-02-04 17:20:47 +010025#include "hw/hw.h"
26#include "hw/boards.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010027#include "sysemu/blockdev.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010028#include "qemu/config-file.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010029#include "sysemu/sysemu.h"
Paolo Bonzini83c90892012-12-17 18:19:49 +010030#include "monitor/monitor.h"
aliguori6f338c32009-02-11 15:21:54 +000031
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +020032DriveInfo *add_init_drive(const char *optstr)
aliguori6f338c32009-02-11 15:21:54 +000033{
Gerd Hoffmann751c6a12009-07-22 16:42:57 +020034 DriveInfo *dinfo;
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +020035 QemuOpts *opts;
aliguori6f338c32009-02-11 15:21:54 +000036
Markus Armbruster2292dda2011-01-28 11:21:41 +010037 opts = drive_def(optstr);
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +020038 if (!opts)
Gerd Hoffmann751c6a12009-07-22 16:42:57 +020039 return NULL;
aliguori6f338c32009-02-11 15:21:54 +000040
Christian Borntraeger2d0d2832012-11-20 15:30:34 +010041 dinfo = drive_init(opts, current_machine->block_default_type);
Gerd Hoffmann751c6a12009-07-22 16:42:57 +020042 if (!dinfo) {
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +020043 qemu_opts_del(opts);
Gerd Hoffmann751c6a12009-07-22 16:42:57 +020044 return NULL;
aliguori6f338c32009-02-11 15:21:54 +000045 }
46
Gerd Hoffmann751c6a12009-07-22 16:42:57 +020047 return dinfo;
aliguori6f338c32009-02-11 15:21:54 +000048}
Alexander Grafdd97aa82010-08-23 23:43:10 +020049
Alexander Grafdd97aa82010-08-23 23:43:10 +020050void drive_hot_add(Monitor *mon, const QDict *qdict)
51{
Alexander Grafdd97aa82010-08-23 23:43:10 +020052 DriveInfo *dinfo = NULL;
53 const char *opts = qdict_get_str(qdict, "opts");
54
55 dinfo = add_init_drive(opts);
56 if (!dinfo) {
57 goto err;
58 }
59 if (dinfo->devaddr) {
60 monitor_printf(mon, "Parameter addr not supported\n");
61 goto err;
62 }
Alexander Grafdd97aa82010-08-23 23:43:10 +020063
Markus Armbruster4dbd84e2012-11-22 15:16:36 +010064 switch (dinfo->type) {
Alexander Grafdd97aa82010-08-23 23:43:10 +020065 case IF_NONE:
66 monitor_printf(mon, "OK\n");
67 break;
68 default:
Markus Armbruster4dbd84e2012-11-22 15:16:36 +010069 if (pci_drive_hot_add(mon, qdict, dinfo)) {
Alexander Grafdd97aa82010-08-23 23:43:10 +020070 goto err;
71 }
72 }
73 return;
74
75err:
76 if (dinfo) {
77 drive_put_ref(dinfo);
78 }
Alexander Grafdd97aa82010-08-23 23:43:10 +020079}