Changeset c0cea918 in mainline for uspace/drv/uhci-rhd/port.c

Timestamp:

2011-04-14T08:12:48Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5f7c846

Parents:

540abef

Message:

Wait for port to become enabled

File:

• uspace/drv/uhci-rhd/port.c (modified) (1 diff)

uspace/drv/uhci-rhd/port.c

@@ -310 +310 @@
         /* Write new value. */
         uhci_port_write_status(port, port_status);
+
+        /* Wait for port to become enabled */
+        do {
+                async_usleep(1000);
+                port_status = uhci_port_read_status(port);
+        } while ((port_status & STATUS_CONNECTED) &&
+            !(port_status & STATUS_ENABLED));
 
         usb_log_debug("%s: %sabled port.\n",