| 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 "qapi/error.h" |
| 12 | #include "hw/usb/usb.h" |
| 13 | #include "hw/usb/desc.h" |
| 14 | #include "hw/usb/msd.h" |
| 15 | |
| 16 | static const struct SCSIBusInfo usb_msd_scsi_info_bot = { |
| 17 | .tcq = false, |
| 18 | .max_target = 0, |
| 19 | .max_lun = 15, |
| 20 | |
| 21 | .transfer_data = usb_msd_transfer_data, |
| 22 | .complete = usb_msd_command_complete, |
| 23 | .cancel = usb_msd_request_cancelled, |
| 24 | .load_request = usb_msd_load_request, |
| 25 | }; |
| 26 | |
| 27 | static void usb_msd_bot_realize(USBDevice *dev, Error **errp) |
| 28 | { |
| 29 | MSDState *s = USB_STORAGE_DEV(dev); |
| 30 | DeviceState *d = DEVICE(dev); |
| 31 | |
| 32 | usb_desc_create_serial(dev); |
| 33 | usb_desc_init(dev); |
| 34 | dev->flags |= (1 << USB_DEV_FLAG_IS_SCSI_STORAGE); |
| 35 | if (d->hotplugged) { |
| 36 | s->dev.auto_attach = 0; |
| 37 | } |
| 38 | |
| 39 | scsi_bus_init(&s->bus, sizeof(s->bus), DEVICE(dev), &usb_msd_scsi_info_bot); |
| 40 | usb_msd_handle_reset(dev); |
| 41 | } |
| 42 | |
| 43 | static void usb_msd_class_bot_initfn(ObjectClass *klass, const void *data) |
| 44 | { |
| 45 | USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 46 | |
| 47 | uc->realize = usb_msd_bot_realize; |
| 48 | uc->attached_settable = true; |
| 49 | } |
| 50 | |
| 51 | static const TypeInfo bot_info = { |
| 52 | .name = "usb-bot", |
| 53 | .parent = TYPE_USB_STORAGE, |
| 54 | .class_init = usb_msd_class_bot_initfn, |
| 55 | }; |
| 56 | |
| 57 | static void register_types(void) |
| 58 | { |
| 59 | type_register_static(&bot_info); |
| 60 | } |
| 61 | |
| 62 | type_init(register_types) |