Changes in uspace/lib/drv/include/usbhc_iface.h [fb1dca09:6f04905] in mainline

File:

• uspace/lib/drv/include/usbhc_iface.h (modified) (2 diffs)

uspace/lib/drv/include/usbhc_iface.h

@@ -111 +111 @@
 
 
+        /** Reserve usage of default address.
+         * This call informs the host controller that the caller will be
+         * using default USB address. It is duty of the HC driver to ensure
+         * that only single entity will have it reserved.
+         * The address is returned via IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS.
+         * The caller can start using the address after receiving EOK
+         * answer.
+         */
+        IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS,
+
+        /** Release usage of default address.
+         * @see IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS
+         */
+        IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS,
+
+        /** Asks for address assignment by host controller.
+         * Answer:
+         * - ELIMIT - host controller run out of address
+         * - EOK - address assigned
+         * Answer arguments:
+         * - assigned address
+         *
+         * The address must be released by via IPC_M_USBHC_RELEASE_ADDRESS.
+         */
+        IPC_M_USBHC_REQUEST_ADDRESS,
+
+        /** Release address in use.
+         * Arguments:
+         * - address to be released
+         * Answer:
+         * - ENOENT - address not in use
+         * - EPERM - trying to release default USB address
+         */
+        IPC_M_USBHC_RELEASE_ADDRESS,
+
+
         /** Send interrupt data to device.
          * See explanation at usb_iface_funcs_t (OUT transaction).
@@ -183 +219 @@
 typedef struct {
         int (*tell_address)(device_t *, devman_handle_t, usb_address_t *);
+
+        int (*reserve_default_address)(device_t *);
+        int (*release_default_address)(device_t *);
+        int (*request_address)(device_t *, usb_address_t *);
+        int (*release_address)(device_t *, usb_address_t);
 
         usbhc_iface_transfer_out_t interrupt_out;