LXR qemu/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
  17static 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
  28static 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
  44static 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
  52static const TypeInfo bot_info = {
  53    .name          = "usb-bot",
  54    .parent        = TYPE_USB_STORAGE,
  55    .class_init    = usb_msd_class_bot_initfn,
  56};
  57
  58static void register_types(void)
  59{
  60    type_register_static(&bot_info);
  61}
  62
  63type_init(register_types)
  64