Changeset 92900e2 in mainline

Timestamp:

2015-06-28T23:33:27Z (9 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

c86ca9a

Parents:

1329dc0

Message:

ehci: Add more debugging output

Location:

uspace/drv/bus/usb/ehci

Files:

• ehci_rh.c (modified) (3 diffs)
• hc.c (modified) (2 diffs)

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

@@ -36 +36 @@
 #include <errno.h>
 #include <mem.h>
+#include <str_error.h>
 #include <sys/types.h>
 
@@ -145 +146 @@
             batch->buffer, batch->buffer_size, &batch->transfered_size);
         if (batch->error == ENAK) {
+                usb_log_debug("EHCI RH(%p): BATCH(%p) adding as unfinished\n",
+                    instance, batch);
                 /* This is safe because only status change interrupt transfers
                  * return NAK. The assertion holds true because the batch
@@ -153 +156 @@
                 usb_transfer_batch_finish(batch, NULL);
                 usb_transfer_batch_destroy(batch);
+                usb_log_debug("EHCI RH(%p): BATCH(%p) virtual request: %s\n",
+                    instance, batch, str_error(batch->error));
         }
         return EOK;

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

@@ -220 +220 @@
         assert(ep);
         ehci_endpoint_t *ehci_ep = ehci_endpoint_get(ep);
+        usb_log_debug("HCD(%p) enqueue EP(%d:%d:%s:%s)\n", instance,
+            ep->address, ep->endpoint,
+            usb_str_transfer_type_short(ep->transfer_type),
+            usb_str_direction(ep->direction));
         switch (ep->transfer_type)
         {
@@ -240 +244 @@
         assert(ep);
         ehci_endpoint_t *ehci_ep = ehci_endpoint_get(ep);
+        usb_log_debug("HCD(%p) dequeue EP(%d:%d:%s:%s)\n", instance,
+            ep->address, ep->endpoint,
+            usb_str_transfer_type_short(ep->transfer_type),
+            usb_str_direction(ep->direction));
         switch (ep->transfer_type)
         {