diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c index bd7cc53e0777b28f114c40153f7f3bfc0408ea91..7406fdd4a94ab82d36534dd1cabfc68427f0cf54 100644 --- a/hw/usb/dev-storage.c +++ b/hw/usb/dev-storage.c @@ -17,6 +17,7 @@ #include "monitor/monitor.h" #include "sysemu/sysemu.h" #include "sysemu/blockdev.h" +#include "qapi/visitor.h" //#define DEBUG_MSD @@ -59,6 +60,7 @@ typedef struct { /* usb-storage only */ BlockConf conf; uint32_t removable; + SCSIDevice *scsi_dev; } MSDState; struct usb_msd_cbw { @@ -634,6 +636,7 @@ static void usb_msd_realize_storage(USBDevice *dev, Error **errp) } s->bus.qbus.allow_hotplug = 0; usb_msd_handle_reset(dev); + s->scsi_dev = scsi_dev; if (bdrv_key_required(bs)) { if (cur_mon) { @@ -767,6 +770,54 @@ static void usb_msd_class_initfn_storage(ObjectClass *klass, void *data) usb_msd_class_initfn_common(klass); } +static void usb_msd_get_bootindex(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + USBDevice *dev = USB_DEVICE(obj); + MSDState *s = DO_UPCAST(MSDState, dev, dev); + + visit_type_int32(v, &s->conf.bootindex, name, errp); +} + +static void usb_msd_set_bootindex(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + USBDevice *dev = USB_DEVICE(obj); + MSDState *s = DO_UPCAST(MSDState, dev, dev); + int32_t boot_index; + Error *local_err = NULL; + + visit_type_int32(v, &boot_index, name, &local_err); + if (local_err) { + goto out; + } + /* check whether bootindex is present in fw_boot_order list */ + check_boot_index(boot_index, &local_err); + if (local_err) { + goto out; + } + /* change bootindex to a new one */ + s->conf.bootindex = boot_index; + + if (s->scsi_dev) { + object_property_set_int(OBJECT(s->scsi_dev), boot_index, "bootindex", + &error_abort); + } + +out: + if (local_err) { + error_propagate(errp, local_err); + } +} + +static void usb_msd_instance_init(Object *obj) +{ + object_property_add(obj, "bootindex", "int32", + usb_msd_get_bootindex, + usb_msd_set_bootindex, NULL, NULL, NULL); + object_property_set_int(obj, -1, "bootindex", NULL); +} + static void usb_msd_class_initfn_bot(ObjectClass *klass, void *data) { USBDeviceClass *uc = USB_DEVICE_CLASS(klass); @@ -780,6 +831,7 @@ static const TypeInfo msd_info = { .parent = TYPE_USB_DEVICE, .instance_size = sizeof(MSDState), .class_init = usb_msd_class_initfn_storage, + .instance_init = usb_msd_instance_init, }; static const TypeInfo bot_info = {