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Differential D19495 Diff 69728 usr.sbin/bhyve/usb_emul.h

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usr.sbin/bhyve/usb_emul.h

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#include <pthread.h> #include <pthread.h>
#define USB_MAX_XFER_BLOCKS 8 #define USB_MAX_XFER_BLOCKS 8
#define USB_XFER_OUT 0 #define USB_XFER_OUT 0
#define USB_XFER_IN 1 #define USB_XFER_IN 1
struct usb_hci; struct usb_hci;
struct usb_device_request; struct usb_device_request;
struct usb_data_xfer; struct usb_data_xfer;
struct vm_snapshot_meta;
/* Device emulation handlers */ /* Device emulation handlers */
struct usb_devemu { struct usb_devemu {
char *ue_emu; /* name of device emulation */ char *ue_emu; /* name of device emulation */
int ue_usbver; /* usb version: 2 or 3 */ int ue_usbver; /* usb version: 2 or 3 */
int ue_usbspeed; /* usb device speed */ int ue_usbspeed; /* usb device speed */
/* instance creation */ /* instance creation */
void *(*ue_init)(struct usb_hci *hci, char *opt); void *(*ue_init)(struct usb_hci *hci, char *opt);
/* handlers */ /* handlers */
int (*ue_request)(void *sc, struct usb_data_xfer *xfer); int (*ue_request)(void *sc, struct usb_data_xfer *xfer);
int (*ue_data)(void *sc, struct usb_data_xfer *xfer, int dir, int (*ue_data)(void *sc, struct usb_data_xfer *xfer, int dir,
int epctx); int epctx);
int (*ue_reset)(void *sc); int (*ue_reset)(void *sc);
int (*ue_remove)(void *sc); int (*ue_remove)(void *sc);
int (*ue_stop)(void *sc); int (*ue_stop)(void *sc);
int (*ue_snapshot)(void *scarg, struct vm_snapshot_meta *meta);
}; };
#define USB_EMUL_SET(x) DATA_SET(usb_emu_set, x); #define USB_EMUL_SET(x) DATA_SET(usb_emu_set, x);
/* /*
* USB device events to notify HCI when state changes * USB device events to notify HCI when state changes
*/ */
enum hci_usbev { enum hci_usbev {
USBDEV_ATTACH, USBDEV_ATTACH,
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#define USB_DATA_XFER_LOCK(x) do { \ #define USB_DATA_XFER_LOCK(x) do { \
pthread_mutex_lock(&((x)->mtx)); \ pthread_mutex_lock(&((x)->mtx)); \
} while (0) } while (0)
#define USB_DATA_XFER_UNLOCK(x) do { \ #define USB_DATA_XFER_UNLOCK(x) do { \
pthread_mutex_unlock(&((x)->mtx)); \ pthread_mutex_unlock(&((x)->mtx)); \
} while (0) } while (0)
struct usb_devemu *usb_emu_finddev(char *name); struct usb_devemu *usb_emu_finddev(char *name);
struct usb_data_xfer_block *usb_data_xfer_append(struct usb_data_xfer *xfer, struct usb_data_xfer_block *usb_data_xfer_append(struct usb_data_xfer *xfer,
void *buf, int blen, void *hci_data, int ccs); void *buf, int blen, void *hci_data, int ccs);
#endif /* _USB_EMUL_H_ */ #endif /* _USB_EMUL_H_ */