4 * Copyright 2003, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
5 * Copyright 1999, 2003 Bernardo Innocenti
6 * This file is part of DevLib - See README.devlib for information.
9 * \brief Keyboard driver (interface)
12 * \author Bernardo Innocenti <bernie@develer.com>
13 * \author Stefano Fedrigo <aleph@develer.com>
14 * \author Francesco Sacchi <batt@develer.com>
19 *#* Revision 1.4 2006/03/20 17:50:17 bernie
20 *#* Add FreeRTOS and Observers support.
22 *#* Revision 1.3 2006/02/27 22:39:45 bernie
23 *#* Misc build and doc fixes from project_grl.
25 *#* Revision 1.2 2006/02/10 12:38:16 bernie
26 *#* Add preliminary FreeRTOS support; Enforce CONFIG_* definitions.
28 *#* Revision 1.1 2005/06/27 21:28:45 bernie
29 *#* Import generic keyboard driver.
36 #include <cfg/compiler.h>
37 #include <mware/list.h>
38 #include <appconfig.h> // CONFIG_KBD_OBSERVER
41 * \name Keyboard polling modes.
43 * Define CONFIG_KBD_POLL to one of these.
47 #define KBD_POLL_SOFTINT 1
48 #define KBD_POLL_FREERTOS 2
52 * Keyboard handler descriptor
54 typedef struct KbdHandler
57 keymask_t (*hook)(keymask_t); /*!< Hook function */
58 int8_t pri; /*!< Priority in input queue */
59 uint8_t flags; /*!< See below for definitions */
62 #define KHF_RAWKEYS BV(0) /*!< Handler gets raw key events */
66 keymask_t kbd_peek(void);
67 keymask_t kbd_get(void);
68 keymask_t kbd_get_timeout(mtime_t timeout);
69 void kbd_addHandler(struct KbdHandler *handler);
70 void kbd_remHandler(struct KbdHandler *handler);
72 #if CONFIG_KBD_OBSERVER
75 /** Subject structure for keyboard observers. */
76 extern struct Subject kbd_subject;
80 /* Event for key presses. */
85 #endif /* DRV_KBD_H */