Changeset c4ba645d in mainline for uspace/drv/bus/usb/ehci/ehci_rh.c

Timestamp:

2015-07-01T02:53:54Z (9 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

96323d2

Parents:

6ef69e9

Message:

ehci,rh: Improve logging

File:

• uspace/drv/bus/usb/ehci/ehci_rh.c (modified) (2 diffs)

uspace/drv/bus/usb/ehci/ehci_rh.c

@@ -305 +305 @@
         ehci_rh_job_t *job = arg;
         async_usleep(50000);
+        usb_log_debug("EHCI_RH(%p-%u): Clearing reset", job->hub, job->port);
         EHCI_CLR(job->hub->registers->portsc[job->port],
             USB_PORTSC_PORT_RESET_FLAG);
@@ -312 +313 @@
                 async_usleep(1);
         };
+        usb_log_debug("EHCI_RH(%p-%u): Reset complete", job->hub, job->port);
         /* Handle port ownership, if the port is not enabled
          * after reset it's a full speed device */
         if (!(EHCI_RD(job->hub->registers->portsc[job->port]) &
             USB_PORTSC_ENABLED_FLAG)) {
+                usb_log_debug("EHCI_RH(%p-%u): Port not enabled after reset, "
+                "giving up ownership", job->hub, job->port);
                 EHCI_SET(job->hub->registers->portsc[job->port],
                     USB_PORTSC_PORT_OWNER_FLAG);