Changeset 64c2ad5 in mainline

Timestamp:

2006-10-08T14:47:54Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

7ba7c6d

Parents:

8d4a577

Message:

Add function for printing out info about address space.

Location:

kernel/generic

Files:

• include/mm/as.h (modified) (1 diff)
• src/mm/as.c (modified) (1 diff)

kernel/generic/include/mm/as.h

@@ -217 +217 @@
 extern unative_t sys_as_area_destroy(uintptr_t address);
 
+/* Introspection functions. */
+extern void as_print(as_t *as);
+
 #endif /* KERNEL */
 

kernel/generic/src/mm/as.c

@@ -1579 +1579 @@
 }
 
+/** Print out information about address space.
+ *
+ * @param as Address space.
+ */
+void as_print(as_t *as)
+{
+        ipl_t ipl;
+        
+        ipl = interrupts_disable();
+        mutex_lock(&as->lock);
+        
+        /* print out info about address space areas */
+        link_t *cur;
+        for (cur = as->as_area_btree.leaf_head.next; cur != &as->as_area_btree.leaf_head; cur = cur->next) {
+                as_area_t *area;
+                btree_node_t *node;
+                
+                node = list_get_instance(cur, btree_node_t, leaf_link);
+                
+                int i;
+                for (i = 0; i < node->keys; i++) {
+                        area = node->value[i];
+                
+                        mutex_lock(&area->lock);
+                        printf("as_area: %p, base=%p, pages=%d (%p - %p)\n",
+                                area, area->base, area->pages, area->base, area->base + area->pages*PAGE_SIZE);
+                        mutex_unlock(&area->lock);
+                }
+        }
+        
+        mutex_unlock(&as->lock);
+        interrupts_restore(ipl);
+}
+
 /** @}
  */