Changes in kernel/generic/src/ddi/ddi.c [8df5f20:46e886f] in mainline

File:

• kernel/generic/src/ddi/ddi.c (modified) (3 diffs)

kernel/generic/src/ddi/ddi.c

@@ -46 +46 @@
 #include <mm/frame.h>
 #include <mm/as.h>
+#include <mm/km.h>
 #include <mm/page.h>
 #include <synch/mutex.h>
@@ -56 +57 @@
 #include <trace.h>
 #include <bitops.h>
+#include <arch/asm.h>
 
 /** This lock protects the @c pareas ordered dictionary. */
@@ -527 +529 @@
                 return dmamem_unmap_anonymous(virt);
 }
+void *pio_map(void *phys, size_t size)
+{
+#ifdef IO_SPACE_BOUNDARY
+        if (phys < IO_SPACE_BOUNDARY)
+                return phys;
+#endif
+        return (void *) km_map((uintptr_t) phys, size, KM_NATURAL_ALIGNMENT,
+            PAGE_READ | PAGE_WRITE | PAGE_NOT_CACHEABLE);
+}
+
+void pio_unmap(void *phys, void *virt, size_t size)
+{
+#ifdef IO_SPACE_BOUNDARY
+        if (phys < IO_SPACE_BOUNDARY)
+                return;
+#endif
+        km_unmap((uintptr_t) virt, size);
+}
 
 /** @}