| #ifndef QEMU_USB_H |
| #define QEMU_USB_H |
| |
| /* |
| * QEMU USB API |
| * |
| * Copyright (c) 2005 Fabrice Bellard |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to deal |
| * in the Software without restriction, including without limitation the rights |
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| * copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| * THE SOFTWARE. |
| */ |
| |
| #include "exec/memory.h" |
| #include "hw/qdev-core.h" |
| #include "qemu/iov.h" |
| #include "qemu/queue.h" |
| |
| /* Constants related to the USB / PCI interaction */ |
| #define USB_SBRN 0x60 /* Serial Bus Release Number Register */ |
| #define USB_RELEASE_1 0x10 /* USB 1.0 */ |
| #define USB_RELEASE_2 0x20 /* USB 2.0 */ |
| #define USB_RELEASE_3 0x30 /* USB 3.0 */ |
| |
| #define USB_TOKEN_SETUP 0x2d |
| #define USB_TOKEN_IN 0x69 /* device -> host */ |
| #define USB_TOKEN_OUT 0xe1 /* host -> device */ |
| |
| #define USB_RET_SUCCESS (0) |
| #define USB_RET_NODEV (-1) |
| #define USB_RET_NAK (-2) |
| #define USB_RET_STALL (-3) |
| #define USB_RET_BABBLE (-4) |
| #define USB_RET_IOERROR (-5) |
| #define USB_RET_ASYNC (-6) |
| #define USB_RET_ADD_TO_QUEUE (-7) |
| #define USB_RET_REMOVE_FROM_QUEUE (-8) |
| |
| #define USB_SPEED_LOW 0 |
| #define USB_SPEED_FULL 1 |
| #define USB_SPEED_HIGH 2 |
| #define USB_SPEED_SUPER 3 |
| |
| #define USB_SPEED_MASK_LOW (1 << USB_SPEED_LOW) |
| #define USB_SPEED_MASK_FULL (1 << USB_SPEED_FULL) |
| #define USB_SPEED_MASK_HIGH (1 << USB_SPEED_HIGH) |
| #define USB_SPEED_MASK_SUPER (1 << USB_SPEED_SUPER) |
| |
| #define USB_STATE_NOTATTACHED 0 |
| #define USB_STATE_ATTACHED 1 |
| //#define USB_STATE_POWERED 2 |
| #define USB_STATE_DEFAULT 3 |
| //#define USB_STATE_ADDRESS 4 |
| //#define USB_STATE_CONFIGURED 5 |
| #define USB_STATE_SUSPENDED 6 |
| |
| #define USB_CLASS_AUDIO 1 |
| #define USB_CLASS_COMM 2 |
| #define USB_CLASS_HID 3 |
| #define USB_CLASS_PHYSICAL 5 |
| #define USB_CLASS_STILL_IMAGE 6 |
| #define USB_CLASS_PRINTER 7 |
| #define USB_CLASS_MASS_STORAGE 8 |
| #define USB_CLASS_HUB 9 |
| #define USB_CLASS_CDC_DATA 0x0a |
| #define USB_CLASS_CSCID 0x0b |
| #define USB_CLASS_CONTENT_SEC 0x0d |
| #define USB_CLASS_APP_SPEC 0xfe |
| #define USB_CLASS_VENDOR_SPEC 0xff |
| |
| #define USB_SUBCLASS_UNDEFINED 0 |
| #define USB_SUBCLASS_AUDIO_CONTROL 1 |
| #define USB_SUBCLASS_AUDIO_STREAMING 2 |
| #define USB_SUBCLASS_AUDIO_MIDISTREAMING 3 |
| |
| #define USB_DIR_OUT 0 |
| #define USB_DIR_IN 0x80 |
| |
| #define USB_TYPE_MASK (0x03 << 5) |
| #define USB_TYPE_STANDARD (0x00 << 5) |
| #define USB_TYPE_CLASS (0x01 << 5) |
| #define USB_TYPE_VENDOR (0x02 << 5) |
| #define USB_TYPE_RESERVED (0x03 << 5) |
| |
| #define USB_RECIP_MASK 0x1f |
| #define USB_RECIP_DEVICE 0x00 |
| #define USB_RECIP_INTERFACE 0x01 |
| #define USB_RECIP_ENDPOINT 0x02 |
| #define USB_RECIP_OTHER 0x03 |
| |
| #define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8) |
| #define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8) |
| #define VendorDeviceRequest ((USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8) |
| #define VendorDeviceOutRequest \ |
| ((USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8) |
| |
| #define InterfaceRequest \ |
| ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8) |
| #define InterfaceOutRequest \ |
| ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8) |
| #define ClassInterfaceRequest \ |
| ((USB_DIR_IN|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8) |
| #define ClassInterfaceOutRequest \ |
| ((USB_DIR_OUT|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8) |
| #define VendorInterfaceRequest \ |
| ((USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_INTERFACE)<<8) |
| #define VendorInterfaceOutRequest \ |
| ((USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE)<<8) |
| |
| #define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8) |
| #define EndpointOutRequest \ |
| ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8) |
| |
| #define USB_REQ_GET_STATUS 0x00 |
| #define USB_REQ_CLEAR_FEATURE 0x01 |
| #define USB_REQ_SET_FEATURE 0x03 |
| #define USB_REQ_SET_ADDRESS 0x05 |
| #define USB_REQ_GET_DESCRIPTOR 0x06 |
| #define USB_REQ_SET_DESCRIPTOR 0x07 |
| #define USB_REQ_GET_CONFIGURATION 0x08 |
| #define USB_REQ_SET_CONFIGURATION 0x09 |
| #define USB_REQ_GET_INTERFACE 0x0A |
| #define USB_REQ_SET_INTERFACE 0x0B |
| #define USB_REQ_SYNCH_FRAME 0x0C |
| #define USB_REQ_SET_SEL 0x30 |
| #define USB_REQ_SET_ISOCH_DELAY 0x31 |
| |
| #define USB_DEVICE_SELF_POWERED 0 |
| #define USB_DEVICE_REMOTE_WAKEUP 1 |
| |
| #define USB_DT_DEVICE 0x01 |
| #define USB_DT_CONFIG 0x02 |
| #define USB_DT_STRING 0x03 |
| #define USB_DT_INTERFACE 0x04 |
| #define USB_DT_ENDPOINT 0x05 |
| #define USB_DT_DEVICE_QUALIFIER 0x06 |
| #define USB_DT_OTHER_SPEED_CONFIG 0x07 |
| #define USB_DT_DEBUG 0x0A |
| #define USB_DT_INTERFACE_ASSOC 0x0B |
| #define USB_DT_BOS 0x0F |
| #define USB_DT_DEVICE_CAPABILITY 0x10 |
| #define USB_DT_CS_INTERFACE 0x24 |
| #define USB_DT_CS_ENDPOINT 0x25 |
| #define USB_DT_ENDPOINT_COMPANION 0x30 |
| |
| #define USB_DEV_CAP_WIRELESS 0x01 |
| #define USB_DEV_CAP_USB2_EXT 0x02 |
| #define USB_DEV_CAP_SUPERSPEED 0x03 |
| |
| #define USB_CFG_ATT_ONE (1 << 7) /* should always be set */ |
| #define USB_CFG_ATT_SELFPOWER (1 << 6) |
| #define USB_CFG_ATT_WAKEUP (1 << 5) |
| #define USB_CFG_ATT_BATTERY (1 << 4) |
| |
| #define USB_ENDPOINT_XFER_CONTROL 0 |
| #define USB_ENDPOINT_XFER_ISOC 1 |
| #define USB_ENDPOINT_XFER_BULK 2 |
| #define USB_ENDPOINT_XFER_INT 3 |
| #define USB_ENDPOINT_XFER_INVALID 255 |
| |
| #define USB_INTERFACE_INVALID 255 |
| |
| typedef struct USBBus USBBus; |
| typedef struct USBBusOps USBBusOps; |
| typedef struct USBPort USBPort; |
| typedef struct USBDevice USBDevice; |
| typedef struct USBPacket USBPacket; |
| typedef struct USBCombinedPacket USBCombinedPacket; |
| typedef struct USBEndpoint USBEndpoint; |
| |
| typedef struct USBDesc USBDesc; |
| typedef struct USBDescID USBDescID; |
| typedef struct USBDescDevice USBDescDevice; |
| typedef struct USBDescConfig USBDescConfig; |
| typedef struct USBDescIfaceAssoc USBDescIfaceAssoc; |
| typedef struct USBDescIface USBDescIface; |
| typedef struct USBDescEndpoint USBDescEndpoint; |
| typedef struct USBDescOther USBDescOther; |
| typedef struct USBDescString USBDescString; |
| typedef struct USBDescMSOS USBDescMSOS; |
| |
| struct USBDescString { |
| uint8_t index; |
| char *str; |
| QLIST_ENTRY(USBDescString) next; |
| }; |
| |
| #define USB_MAX_ENDPOINTS 15 |
| #define USB_MAX_INTERFACES 16 |
| |
| struct USBEndpoint { |
| uint8_t nr; |
| uint8_t pid; |
| uint8_t type; |
| uint8_t ifnum; |
| int max_packet_size; |
| int max_streams; |
| bool pipeline; |
| bool halted; |
| USBDevice *dev; |
| QTAILQ_HEAD(, USBPacket) queue; |
| }; |
| |
| enum USBDeviceFlags { |
| USB_DEV_FLAG_FULL_PATH, |
| USB_DEV_FLAG_IS_HOST, |
| USB_DEV_FLAG_MSOS_DESC_ENABLE, |
| USB_DEV_FLAG_MSOS_DESC_IN_USE, |
| }; |
| |
| /* definition of a USB device */ |
| struct USBDevice { |
| DeviceState qdev; |
| USBPort *port; |
| char *port_path; |
| char *serial; |
| void *opaque; |
| uint32_t flags; |
| |
| /* Actual connected speed */ |
| int speed; |
| /* Supported speeds, not in info because it may be variable (hostdevs) */ |
| int speedmask; |
| uint8_t addr; |
| char product_desc[32]; |
| int auto_attach; |
| bool attached; |
| |
| int32_t state; |
| uint8_t setup_buf[8]; |
| uint8_t data_buf[4096]; |
| int32_t remote_wakeup; |
| int32_t setup_state; |
| int32_t setup_len; |
| int32_t setup_index; |
| |
| USBEndpoint ep_ctl; |
| USBEndpoint ep_in[USB_MAX_ENDPOINTS]; |
| USBEndpoint ep_out[USB_MAX_ENDPOINTS]; |
| |
| QLIST_HEAD(, USBDescString) strings; |
| const USBDesc *usb_desc; /* Overrides class usb_desc if not NULL */ |
| const USBDescDevice *device; |
| |
| int configuration; |
| int ninterfaces; |
| int altsetting[USB_MAX_INTERFACES]; |
| const USBDescConfig *config; |
| const USBDescIface *ifaces[USB_MAX_INTERFACES]; |
| }; |
| |
| #define TYPE_USB_DEVICE "usb-device" |
| #define USB_DEVICE(obj) \ |
| OBJECT_CHECK(USBDevice, (obj), TYPE_USB_DEVICE) |
| #define USB_DEVICE_CLASS(klass) \ |
| OBJECT_CLASS_CHECK(USBDeviceClass, (klass), TYPE_USB_DEVICE) |
| #define USB_DEVICE_GET_CLASS(obj) \ |
| OBJECT_GET_CLASS(USBDeviceClass, (obj), TYPE_USB_DEVICE) |
| |
| typedef void (*USBDeviceRealize)(USBDevice *dev, Error **errp); |
| typedef void (*USBDeviceUnrealize)(USBDevice *dev, Error **errp); |
| |
| typedef struct USBDeviceClass { |
| DeviceClass parent_class; |
| |
| USBDeviceRealize realize; |
| USBDeviceUnrealize unrealize; |
| |
| /* |
| * Walk (enabled) downstream ports, check for a matching device. |
| * Only hubs implement this. |
| */ |
| USBDevice *(*find_device)(USBDevice *dev, uint8_t addr); |
| |
| /* |
| * Called when a packet is canceled. |
| */ |
| void (*cancel_packet)(USBDevice *dev, USBPacket *p); |
| |
| /* |
| * Attach the device |
| */ |
| void (*handle_attach)(USBDevice *dev); |
| |
| /* |
| * Reset the device |
| */ |
| void (*handle_reset)(USBDevice *dev); |
| |
| /* |
| * Process control request. |
| * Called from handle_packet(). |
| * |
| * Status gets stored in p->status, and if p->status == USB_RET_SUCCESS |
| * then the number of bytes transferred is stored in p->actual_length |
| */ |
| void (*handle_control)(USBDevice *dev, USBPacket *p, int request, int value, |
| int index, int length, uint8_t *data); |
| |
| /* |
| * Process data transfers (both BULK and ISOC). |
| * Called from handle_packet(). |
| * |
| * Status gets stored in p->status, and if p->status == USB_RET_SUCCESS |
| * then the number of bytes transferred is stored in p->actual_length |
| */ |
| void (*handle_data)(USBDevice *dev, USBPacket *p); |
| |
| void (*set_interface)(USBDevice *dev, int interface, |
| int alt_old, int alt_new); |
| |
| /* |
| * Called when the hcd is done queuing packets for an endpoint, only |
| * necessary for devices which can return USB_RET_ADD_TO_QUEUE. |
| */ |
| void (*flush_ep_queue)(USBDevice *dev, USBEndpoint *ep); |
| |
| /* |
| * Called by the hcd to let the device know the queue for an endpoint |
| * has been unlinked / stopped. Optional may be NULL. |
| */ |
| void (*ep_stopped)(USBDevice *dev, USBEndpoint *ep); |
| |
| /* |
| * Called by the hcd to alloc / free streams on a bulk endpoint. |
| * Optional may be NULL. |
| */ |
| int (*alloc_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps, |
| int streams); |
| void (*free_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps); |
| |
| const char *product_desc; |
| const USBDesc *usb_desc; |
| bool attached_settable; |
| } USBDeviceClass; |
| |
| typedef struct USBPortOps { |
| void (*attach)(USBPort *port); |
| void (*detach)(USBPort *port); |
| /* |
| * This gets called when a device downstream from the device attached to |
| * the port (iow attached through a hub) gets detached. |
| */ |
| void (*child_detach)(USBPort *port, USBDevice *child); |
| void (*wakeup)(USBPort *port); |
| /* |
| * Note that port->dev will be different then the device from which |
| * the packet originated when a hub is involved. |
| */ |
| void (*complete)(USBPort *port, USBPacket *p); |
| } USBPortOps; |
| |
| /* USB port on which a device can be connected */ |
| struct USBPort { |
| USBDevice *dev; |
| int speedmask; |
| int hubcount; |
| char path[16]; |
| USBPortOps *ops; |
| void *opaque; |
| int index; /* internal port index, may be used with the opaque */ |
| QTAILQ_ENTRY(USBPort) next; |
| }; |
| |
| typedef void USBCallback(USBPacket * packet, void *opaque); |
| |
| typedef enum USBPacketState { |
| USB_PACKET_UNDEFINED = 0, |
| USB_PACKET_SETUP, |
| USB_PACKET_QUEUED, |
| USB_PACKET_ASYNC, |
| USB_PACKET_COMPLETE, |
| USB_PACKET_CANCELED, |
| } USBPacketState; |
| |
| /* Structure used to hold information about an active USB packet. */ |
| struct USBPacket { |
| /* Data fields for use by the driver. */ |
| int pid; |
| uint64_t id; |
| USBEndpoint *ep; |
| unsigned int stream; |
| QEMUIOVector iov; |
| uint64_t parameter; /* control transfers */ |
| bool short_not_ok; |
| bool int_req; |
| int status; /* USB_RET_* status code */ |
| int actual_length; /* Number of bytes actually transferred */ |
| /* Internal use by the USB layer. */ |
| USBPacketState state; |
| USBCombinedPacket *combined; |
| QTAILQ_ENTRY(USBPacket) queue; |
| QTAILQ_ENTRY(USBPacket) combined_entry; |
| }; |
| |
| struct USBCombinedPacket { |
| USBPacket *first; |
| QTAILQ_HEAD(, USBPacket) packets; |
| QEMUIOVector iov; |
| }; |
| |
| void usb_packet_init(USBPacket *p); |
| void usb_packet_set_state(USBPacket *p, USBPacketState state); |
| void usb_packet_check_state(USBPacket *p, USBPacketState expected); |
| void usb_packet_setup(USBPacket *p, int pid, |
| USBEndpoint *ep, unsigned int stream, |
| uint64_t id, bool short_not_ok, bool int_req); |
| void usb_packet_addbuf(USBPacket *p, void *ptr, size_t len); |
| int usb_packet_map(USBPacket *p, QEMUSGList *sgl); |
| void usb_packet_unmap(USBPacket *p, QEMUSGList *sgl); |
| void usb_packet_copy(USBPacket *p, void *ptr, size_t bytes); |
| void usb_packet_skip(USBPacket *p, size_t bytes); |
| size_t usb_packet_size(USBPacket *p); |
| void usb_packet_cleanup(USBPacket *p); |
| |
| static inline bool usb_packet_is_inflight(USBPacket *p) |
| { |
| return (p->state == USB_PACKET_QUEUED || |
| p->state == USB_PACKET_ASYNC); |
| } |
| |
| USBDevice *usb_find_device(USBPort *port, uint8_t addr); |
| |
| void usb_handle_packet(USBDevice *dev, USBPacket *p); |
| void usb_packet_complete(USBDevice *dev, USBPacket *p); |
| void usb_packet_complete_one(USBDevice *dev, USBPacket *p); |
| void usb_cancel_packet(USBPacket * p); |
| |
| void usb_ep_init(USBDevice *dev); |
| void usb_ep_reset(USBDevice *dev); |
| void usb_ep_dump(USBDevice *dev); |
| struct USBEndpoint *usb_ep_get(USBDevice *dev, int pid, int ep); |
| uint8_t usb_ep_get_type(USBDevice *dev, int pid, int ep); |
| void usb_ep_set_type(USBDevice *dev, int pid, int ep, uint8_t type); |
| void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum); |
| void usb_ep_set_max_packet_size(USBDevice *dev, int pid, int ep, |
| uint16_t raw); |
| void usb_ep_set_max_streams(USBDevice *dev, int pid, int ep, uint8_t raw); |
| void usb_ep_set_halted(USBDevice *dev, int pid, int ep, bool halted); |
| USBPacket *usb_ep_find_packet_by_id(USBDevice *dev, int pid, int ep, |
| uint64_t id); |
| |
| void usb_ep_combine_input_packets(USBEndpoint *ep); |
| void usb_combined_input_packet_complete(USBDevice *dev, USBPacket *p); |
| void usb_combined_packet_cancel(USBDevice *dev, USBPacket *p); |
| |
| void usb_pick_speed(USBPort *port); |
| void usb_attach(USBPort *port); |
| void usb_detach(USBPort *port); |
| void usb_port_reset(USBPort *port); |
| void usb_device_reset(USBDevice *dev); |
| void usb_wakeup(USBEndpoint *ep, unsigned int stream); |
| void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p); |
| |
| /* usb-linux.c */ |
| void hmp_info_usbhost(Monitor *mon, const QDict *qdict); |
| bool usb_host_dev_is_scsi_storage(USBDevice *usbdev); |
| |
| /* usb ports of the VM */ |
| |
| #define VM_USB_HUB_SIZE 8 |
| |
| /* hw/usb/hdc-musb.c */ |
| |
| enum musb_irq_source_e { |
| musb_irq_suspend = 0, |
| musb_irq_resume, |
| musb_irq_rst_babble, |
| musb_irq_sof, |
| musb_irq_connect, |
| musb_irq_disconnect, |
| musb_irq_vbus_request, |
| musb_irq_vbus_error, |
| musb_irq_rx, |
| musb_irq_tx, |
| musb_set_vbus, |
| musb_set_session, |
| /* Add new interrupts here */ |
| musb_irq_max, /* total number of interrupts defined */ |
| }; |
| |
| typedef struct MUSBState MUSBState; |
| |
| extern CPUReadMemoryFunc * const musb_read[]; |
| extern CPUWriteMemoryFunc * const musb_write[]; |
| |
| MUSBState *musb_init(DeviceState *parent_device, int gpio_base); |
| void musb_reset(MUSBState *s); |
| uint32_t musb_core_intr_get(MUSBState *s); |
| void musb_core_intr_clear(MUSBState *s, uint32_t mask); |
| void musb_set_size(MUSBState *s, int epnum, int size, int is_tx); |
| |
| /* usb-bus.c */ |
| |
| #define TYPE_USB_BUS "usb-bus" |
| #define USB_BUS(obj) OBJECT_CHECK(USBBus, (obj), TYPE_USB_BUS) |
| |
| struct USBBus { |
| BusState qbus; |
| USBBusOps *ops; |
| int busnr; |
| int nfree; |
| int nused; |
| QTAILQ_HEAD(, USBPort) free; |
| QTAILQ_HEAD(, USBPort) used; |
| QTAILQ_ENTRY(USBBus) next; |
| }; |
| |
| struct USBBusOps { |
| void (*register_companion)(USBBus *bus, USBPort *ports[], |
| uint32_t portcount, uint32_t firstport, |
| Error **errp); |
| void (*wakeup_endpoint)(USBBus *bus, USBEndpoint *ep, unsigned int stream); |
| }; |
| |
| void usb_bus_new(USBBus *bus, size_t bus_size, |
| USBBusOps *ops, DeviceState *host); |
| void usb_bus_release(USBBus *bus); |
| USBBus *usb_bus_find(int busnr); |
| void usb_legacy_register(const char *typename, const char *usbdevice_name, |
| USBDevice *(*usbdevice_init)(USBBus *bus, |
| const char *params)); |
| USBDevice *usb_create(USBBus *bus, const char *name); |
| USBDevice *usb_create_simple(USBBus *bus, const char *name); |
| USBDevice *usbdevice_create(const char *cmdline); |
| void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index, |
| USBPortOps *ops, int speedmask); |
| void usb_register_companion(const char *masterbus, USBPort *ports[], |
| uint32_t portcount, uint32_t firstport, |
| void *opaque, USBPortOps *ops, int speedmask, |
| Error **errp); |
| void usb_port_location(USBPort *downstream, USBPort *upstream, int portnr); |
| void usb_unregister_port(USBBus *bus, USBPort *port); |
| void usb_claim_port(USBDevice *dev, Error **errp); |
| void usb_release_port(USBDevice *dev); |
| void usb_device_attach(USBDevice *dev, Error **errp); |
| int usb_device_detach(USBDevice *dev); |
| void usb_check_attach(USBDevice *dev, Error **errp); |
| |
| static inline USBBus *usb_bus_from_device(USBDevice *d) |
| { |
| return DO_UPCAST(USBBus, qbus, d->qdev.parent_bus); |
| } |
| |
| extern const VMStateDescription vmstate_usb_device; |
| |
| #define VMSTATE_USB_DEVICE(_field, _state) { \ |
| .name = (stringify(_field)), \ |
| .size = sizeof(USBDevice), \ |
| .vmsd = &vmstate_usb_device, \ |
| .flags = VMS_STRUCT, \ |
| .offset = vmstate_offset_value(_state, _field, USBDevice), \ |
| } |
| |
| USBDevice *usb_device_find_device(USBDevice *dev, uint8_t addr); |
| |
| void usb_device_cancel_packet(USBDevice *dev, USBPacket *p); |
| |
| void usb_device_handle_attach(USBDevice *dev); |
| |
| void usb_device_handle_reset(USBDevice *dev); |
| |
| void usb_device_handle_control(USBDevice *dev, USBPacket *p, int request, |
| int val, int index, int length, uint8_t *data); |
| |
| void usb_device_handle_data(USBDevice *dev, USBPacket *p); |
| |
| void usb_device_set_interface(USBDevice *dev, int interface, |
| int alt_old, int alt_new); |
| |
| void usb_device_flush_ep_queue(USBDevice *dev, USBEndpoint *ep); |
| |
| void usb_device_ep_stopped(USBDevice *dev, USBEndpoint *ep); |
| |
| int usb_device_alloc_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps, |
| int streams); |
| void usb_device_free_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps); |
| |
| const char *usb_device_get_product_desc(USBDevice *dev); |
| |
| const USBDesc *usb_device_get_usb_desc(USBDevice *dev); |
| |
| /* quirks.c */ |
| |
| /* In bulk endpoints are streaming data sources (iow behave like isoc eps) */ |
| #define USB_QUIRK_BUFFER_BULK_IN 0x01 |
| /* Bulk pkts in FTDI format, need special handling when combining packets */ |
| #define USB_QUIRK_IS_FTDI 0x02 |
| |
| int usb_get_quirks(uint16_t vendor_id, uint16_t product_id, |
| uint8_t interface_class, uint8_t interface_subclass, |
| uint8_t interface_protocol); |
| |
| #endif |
