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qemu-e2k/include/hw/usb.h
Thomas Huth ec29ea1b2b usb: Remove unused functions 
Delete set_usb_string(), usb_ep_get_ifnum(), usb_ep_get_max_packet_size()
usb_ep_get_max_streams() and usb_ep_set_pipeline() since they are
not used anymore.

Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-04-30 16:05:48 +03:00

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#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 "hw/qdev.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_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;
int 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);
/*
* Called when device is destroyed.
*/
void (*handle_destroy)(USBDevice *dev);
/*
* 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;
} 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(packets_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 */
USBDevice *usb_host_device_open(USBBus *bus, const char *devname);
void hmp_info_usbhost(Monitor *mon, const QDict *qdict);
/* 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);
int usb_device_delete_addr(int busnr, int addr);
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);
int ehci_create_ich9_with_companions(PCIBus *bus, int slot);
/* 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
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