Changeset 8049b79 in mainline for uspace/lib/c/generic/ddi.c

Timestamp:

2013-09-12T19:30:25Z (12 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

7de1988c

Parents:

46eb2c4

Message:

Apply PIO window when parsing HW resources.

• Each parsed IO and memory range will have both absolute and PIO window relative addresses computed.
• Provide pio_enable_range() variant of pio_enable() working with addr_range_t.

File:

• uspace/lib/c/generic/ddi.c (modified) (2 diffs)

uspace/lib/c/generic/ddi.c

@@ -42 +42 @@
 #include <ddi.h>
 #include <libarch/ddi.h>
+#include <device/hw_res.h>
+#include <device/hw_res_parsed.h>
+#include <device/pio_window.h>
 #include <libc.h>
 #include <task.h>
@@ -136 +139 @@
 }
 
-/** Enable PIO for specified HW resource.
+/** Enable PIO for specified address range.
+ *
+ * @param range I/O range to be enable.
+ * @param virt  Virtual address for application's PIO operations. 
+ */
+int pio_enable_range(addr_range_t *range, void **virt)
+{
+        return pio_enable(RNGABSPTR(*range), RNGSZ(*range), virt);
+}
+
+/** Enable PIO for specified HW resource wrt. to the PIO window.
  *
  * @param win      PIO window. May be NULL if the resources are known to be