Changeset fea0ce6 in mainline for kernel/generic/include/udebug

Timestamp:

2010-01-23T20:20:54Z (16 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

e095644

Parents:

9d3133d (diff), bc310a05 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge task dump infrastructure.

Location:

kernel/generic/include/udebug

Files:

• udebug.h (modified) (3 diffs)
• udebug_ops.h (modified) (1 diff)

kernel/generic/include/udebug/udebug.h

@@ -96 +96 @@
  */
 UDEBUG_M_THREAD_READ,
+
+/** Read the list of the debugged task's address space areas.
+ *
+ * - ARG2 - destination address in the caller's address space
+ * - ARG3 - size of receiving buffer in bytes
+ *
+ * The kernel fills the buffer with a series of as_area_info_t structures.
+ * Upon answer, the kernel will set:
+ *
+ * - ARG2 - number of bytes that were actually copied
+ * - ARG3 - number of bytes of the complete data
+ *
+ */
+UDEBUG_M_AREAS_READ,
 
 /** Read the debugged tasks's memory.
@@ -139 +153 @@
 
 #include <synch/mutex.h>
+#include <synch/condvar.h>
 #include <arch/interrupt.h>
 #include <atomic.h>
@@ -181 +196 @@
         bool stoppable;         /**< thread is stoppable */
         bool active;            /**< thread is in a debugging session */
+        condvar_t active_cv;
 } udebug_thread_t;
 

kernel/generic/include/udebug/udebug_ops.h

@@ -45 +45 @@
 int udebug_stop(thread_t *t, call_t *call);
 
-int udebug_thread_read(void **buffer, size_t buf_size, size_t *n);
+int udebug_thread_read(void **buffer, size_t buf_size, size_t *stored,
+    size_t *needed);
 int udebug_args_read(thread_t *t, void **buffer);