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1 /*
2              LUFA Library
3      Copyright (C) Dean Camera, 2017.
4
5   dean [at] fourwalledcubicle [dot] com
6            www.lufa-lib.org
7 */
8
9 /*
10   Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)
11
12   Permission to use, copy, modify, distribute, and sell this
13   software and its documentation for any purpose is hereby granted
14   without fee, provided that the above copyright notice appear in
15   all copies and that both that the copyright notice and this
16   permission notice and warranty disclaimer appear in supporting
17   documentation, and that the name of the author not be used in
18   advertising or publicity pertaining to distribution of the
19   software without specific, written prior permission.
20
21   The author disclaims all warranties with regard to this
22   software, including all implied warranties of merchantability
23   and fitness.  In no event shall the author be liable for any
24   special, indirect or consequential damages or any damages
25   whatsoever resulting from loss of use, data or profits, whether
26   in an action of contract, negligence or other tortious action,
27   arising out of or in connection with the use or performance of
28   this software.
29 */
30
31 /** \file
32  *  \brief Board specific joystick driver header for the Atmel EVK1100.
33  *  \copydetails Group_Joystick_EVK1100
34  *
35  *  \note This file should not be included directly. It is automatically included as needed by the joystick driver
36  *        dispatch header located in LUFA/Drivers/Board/Joystick.h.
37  */
38
39 /** \ingroup Group_Joystick
40  *  \defgroup Group_Joystick_EVK1100 EVK1100
41  *  \brief Board specific joystick driver header for the Atmel EVK1100.
42  *
43  *  Board specific joystick driver header for the Atmel EVK1100.
44  *
45  *  <table>
46  *    <tr><th>Left Port Pin</th><th>Up Port Pin</th><th>Right Port Pin</th><th>Down Port Pin</th><th>Press Port Pin</th></tr>
47  *    <tr><td>GPIO25</td><td>GPIO26</td><td>GPIO28</td><td>GPIO27</td><td>GPIO20</td></tr>
48  *  </table>
49  *
50  *  @{
51  */
52
53 #ifndef __JOYSTICK_EVK1100_H__
54 #define __JOYSTICK_EVK1100_H__
55
56         /* Includes: */
57                 #include "../../../../Common/Common.h"
58
59         /* Enable C linkage for C++ Compilers: */
60                 #if defined(__cplusplus)
61                         extern "C" {
62                 #endif
63
64         /* Preprocessor Checks: */
65                 #if !defined(__INCLUDE_FROM_JOYSTICK_H)
66                         #error Do not include this file directly. Include LUFA/Drivers/Board/Joystick.h instead.
67                 #endif
68
69         /* Private Interface - For use in library only: */
70         #if !defined(__DOXYGEN__)
71                 /* Macros: */
72                         #define JOY_PORT                 0
73                         #define JOY_MASK                ((1UL << 28) | (1UL << 27) | (1UL << 26) | (1UL << 25) | (1UL << 20))
74         #endif
75
76         /* Public Interface - May be used in end-application: */
77                 /* Macros: */
78                         /** Mask for the joystick being pushed in the left direction. */
79                         #define JOY_LEFT                  (1UL << 25)
80
81                         /** Mask for the joystick being pushed in the upward direction. */
82                         #define JOY_UP                    (1UL << 26)
83
84                         /** Mask for the joystick being pushed in the right direction. */
85                         #define JOY_RIGHT                 (1UL << 28)
86
87                         /** Mask for the joystick being pushed in the downward direction. */
88                         #define JOY_DOWN                  (1UL << 27)
89
90                         /** Mask for the joystick being pushed inward. */
91                         #define JOY_PRESS                 (1UL << 20)
92
93                 /* Inline Functions: */
94                 #if !defined(__DOXYGEN__)
95                         static inline void Joystick_Init(void)
96                         {
97                                 AVR32_GPIO.port[JOY_PORT].gpers = JOY_MASK;
98                                 AVR32_GPIO.port[JOY_PORT].gpers = JOY_MASK;
99                         };
100
101                         static inline void Joystick_Disable(void)
102                         {
103                                 AVR32_GPIO.port[JOY_PORT].gperc = JOY_MASK;
104                                 AVR32_GPIO.port[JOY_PORT].gperc = JOY_MASK;
105                         };
106
107                         static inline uint32_t Joystick_GetStatus(void) ATTR_WARN_UNUSED_RESULT;
108                         static inline uint32_t Joystick_GetStatus(void)
109                         {
110                                 return (uint32_t)(~(AVR32_GPIO.port[JOY_PORT].pvr & JOY_MASK));
111                         }
112                 #endif
113
114         /* Disable C linkage for C++ Compilers: */
115                 #if defined(__cplusplus)
116                         }
117                 #endif
118
119 #endif
120
121 /** @} */
122