Merge tag 'pull-request-2022-09-28' of https://gitlab.com/thuth/qemu into staging
[qemu.git] / hw / usb / dev-storage-bot.c
1 /*
2 * USB Mass Storage Device emulation
3 *
4 * Copyright (c) 2006 CodeSourcery.
5 * Written by Paul Brook
6 *
7 * This code is licensed under the LGPL.
8 */
9
10 #include "qemu/osdep.h"
11 #include "qemu/typedefs.h"
12 #include "qapi/error.h"
13 #include "hw/usb.h"
14 #include "hw/usb/desc.h"
15 #include "hw/usb/msd.h"
16
17 static const struct SCSIBusInfo usb_msd_scsi_info_bot = {
18 .tcq = false,
19 .max_target = 0,
20 .max_lun = 15,
21
22 .transfer_data = usb_msd_transfer_data,
23 .complete = usb_msd_command_complete,
24 .cancel = usb_msd_request_cancelled,
25 .load_request = usb_msd_load_request,
26 };
27
28 static void usb_msd_bot_realize(USBDevice *dev, Error **errp)
29 {
30 MSDState *s = USB_STORAGE_DEV(dev);
31 DeviceState *d = DEVICE(dev);
32
33 usb_desc_create_serial(dev);
34 usb_desc_init(dev);
35 dev->flags |= (1 << USB_DEV_FLAG_IS_SCSI_STORAGE);
36 if (d->hotplugged) {
37 s->dev.auto_attach = 0;
38 }
39
40 scsi_bus_init(&s->bus, sizeof(s->bus), DEVICE(dev), &usb_msd_scsi_info_bot);
41 usb_msd_handle_reset(dev);
42 }
43
44 static void usb_msd_class_bot_initfn(ObjectClass *klass, void *data)
45 {
46 USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
47
48 uc->realize = usb_msd_bot_realize;
49 uc->attached_settable = true;
50 }
51
52 static const TypeInfo bot_info = {
53 .name = "usb-bot",
54 .parent = TYPE_USB_STORAGE,
55 .class_init = usb_msd_class_bot_initfn,
56 };
57
58 static void register_types(void)
59 {
60 type_register_static(&bot_info);
61 }
62
63 type_init(register_types)