Changeset f4d5f90 in mainline for uspace/lib/c/include/ddi.h

Timestamp:

2011-12-15T10:36:34Z (13 years ago)

Author:

Frantisek Princ <frantisek.princ@…>

Branches:

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

Children:

9fe4db3

Parents:

d9f8dd13 (diff), 9916841 (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 with mainline

File:

• uspace/lib/c/include/ddi.h (modified) (1 diff)

uspace/lib/c/include/ddi.h

@@ -40 +40 @@
 #include <task.h>
 
+typedef struct {
+        /** Physical memory */
+        void *phys;
+        
+        /** Virtual memory */
+        void *virt;
+        
+        /** Size in pages */
+        size_t size;
+        
+        /** Mapping flags */
+        unsigned int flags;
+} dmamem_t;
+
 extern int device_assign_devno(void);
 extern int physmem_map(void *, void *, size_t, unsigned int);
+extern int dmamem_map(dmamem_t *, size_t, unsigned int, unsigned int);
+extern int dmamem_unmap(dmamem_t *);
+extern int dmamem_lock(void *, void **, size_t);
+extern int dmamem_unlock(void *, size_t);
 extern int iospace_enable(task_id_t, void *, unsigned long);
 extern int pio_enable(void *, size_t, void **);