Changeset c2417bc in mainline for kernel/genarch/include/kbrd/kbrd.h

Timestamp:

2009-04-21T12:46:26Z (15 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

f2d2c7ba

Parents:

44b7783

Message:

change the way how input devices are wired together according to ticket #44
(also the proposal ​http://lists.modry.cz/cgi-bin/private/helenos-devel/2009-March/002507.html)

File:

• kernel/genarch/include/kbrd/kbrd.h (modified) (1 diff)

kernel/genarch/include/kbrd/kbrd.h

@@ -38 +38 @@
 
 #include <console/chardev.h>
+#include <proc/thread.h>
+#include <synch/spinlock.h>
 
-extern void kbrd_init(indev_t *devin);
+typedef struct {
+        thread_t *thread;
+        
+        indev_t *sink;
+        indev_t raw;
+        
+        SPINLOCK_DECLARE(keylock);        /**< keylock protects keyflags and lockflags. */
+        volatile unsigned int keyflags;   /**< Tracking of multiple keypresses. */
+        volatile unsigned int lockflags;  /**< Tracking of multiple keys lockings. */
+} kbrd_instance_t;
+
+extern kbrd_instance_t *kbrd_init(void);
+extern indev_t *kbrd_wire(kbrd_instance_t *, indev_t *);
 
 #endif