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[tmk_keyboard.git] / protocol / lufa / LUFA-120730 / LUFA / Drivers / USB / Core / AVR8 / USBInterrupt_AVR8.h
1 /*
2 LUFA Library
3 Copyright (C) Dean Camera, 2012.
4
5 dean [at] fourwalledcubicle [dot] com
6 www.lufa-lib.org
7 */
8
9 /*
10 Copyright 2012 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 disclaim 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 USB Controller Interrupt definitions for the AVR8 microcontrollers.
33 *
34 * This file contains definitions required for the correct handling of low level USB service routine interrupts
35 * from the USB controller.
36 *
37 * \note This file should not be included directly. It is automatically included as needed by the USB driver
38 * dispatch header located in LUFA/Drivers/USB/USB.h.
39 */
40
41 #ifndef __USBINTERRUPT_AVR8_H__
42 #define __USBINTERRUPT_AVR8_H__
43
44 /* Includes: */
45 #include "../../../../Common/Common.h"
46
47 /* Enable C linkage for C++ Compilers: */
48 #if defined(__cplusplus)
49 extern "C" {
50 #endif
51
52 /* Preprocessor Checks: */
53 #if !defined(__INCLUDE_FROM_USB_DRIVER)
54 #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
55 #endif
56
57 /* Private Interface - For use in library only: */
58 #if !defined(__DOXYGEN__)
59 /* Enums: */
60 enum USB_Interrupts_t
61 {
62 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__))
63 USB_INT_VBUSTI = 0,
64 #endif
65 #if (defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__))
66 USB_INT_IDTI = 1,
67 #endif
68 #if (defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__))
69 USB_INT_WAKEUPI = 2,
70 USB_INT_SUSPI = 3,
71 USB_INT_EORSTI = 4,
72 USB_INT_SOFI = 5,
73 USB_INT_RXSTPI = 6,
74 #endif
75 #if (defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__))
76 USB_INT_HSOFI = 7,
77 USB_INT_DCONNI = 8,
78 USB_INT_DDISCI = 9,
79 USB_INT_RSTI = 10,
80 USB_INT_BCERRI = 11,
81 USB_INT_VBERRI = 12,
82 USB_INT_SRPI = 13,
83 #endif
84 };
85
86 /* Inline Functions: */
87 static inline void USB_INT_Enable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
88 static inline void USB_INT_Enable(const uint8_t Interrupt)
89 {
90 switch (Interrupt)
91 {
92 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
93 case USB_INT_VBUSTI:
94 USBCON |= (1 << VBUSTE);
95 break;
96 #endif
97 #if defined(USB_CAN_BE_BOTH)
98 case USB_INT_IDTI:
99 USBCON |= (1 << IDTE);
100 break;
101 #endif
102 #if defined(USB_CAN_BE_DEVICE)
103 case USB_INT_WAKEUPI:
104 UDIEN |= (1 << WAKEUPE);
105 break;
106 case USB_INT_SUSPI:
107 UDIEN |= (1 << SUSPE);
108 break;
109 case USB_INT_EORSTI:
110 UDIEN |= (1 << EORSTE);
111 break;
112 case USB_INT_SOFI:
113 UDIEN |= (1 << SOFE);
114 break;
115 case USB_INT_RXSTPI:
116 UEIENX |= (1 << RXSTPE);
117 break;
118 #endif
119 #if defined(USB_CAN_BE_HOST)
120 case USB_INT_HSOFI:
121 UHIEN |= (1 << HSOFE);
122 break;
123 case USB_INT_DCONNI:
124 UHIEN |= (1 << DCONNE);
125 break;
126 case USB_INT_DDISCI:
127 UHIEN |= (1 << DDISCE);
128 break;
129 case USB_INT_RSTI:
130 UHIEN |= (1 << RSTE);
131 break;
132 case USB_INT_BCERRI:
133 OTGIEN |= (1 << BCERRE);
134 break;
135 case USB_INT_VBERRI:
136 OTGIEN |= (1 << VBERRE);
137 break;
138 case USB_INT_SRPI:
139 OTGIEN |= (1 << SRPE);
140 break;
141 #endif
142 }
143 }
144
145 static inline void USB_INT_Disable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
146 static inline void USB_INT_Disable(const uint8_t Interrupt)
147 {
148 switch (Interrupt)
149 {
150 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
151 case USB_INT_VBUSTI:
152 USBCON &= ~(1 << VBUSTE);
153 break;
154 #endif
155 #if defined(USB_CAN_BE_BOTH)
156 case USB_INT_IDTI:
157 USBCON &= ~(1 << IDTE);
158 break;
159 #endif
160 #if defined(USB_CAN_BE_DEVICE)
161 case USB_INT_WAKEUPI:
162 UDIEN &= ~(1 << WAKEUPE);
163 break;
164 case USB_INT_SUSPI:
165 UDIEN &= ~(1 << SUSPE);
166 break;
167 case USB_INT_EORSTI:
168 UDIEN &= ~(1 << EORSTE);
169 break;
170 case USB_INT_SOFI:
171 UDIEN &= ~(1 << SOFE);
172 break;
173 case USB_INT_RXSTPI:
174 UEIENX &= ~(1 << RXSTPE);
175 break;
176 #endif
177 #if defined(USB_CAN_BE_HOST)
178 case USB_INT_HSOFI:
179 UHIEN &= ~(1 << HSOFE);
180 break;
181 case USB_INT_DCONNI:
182 UHIEN &= ~(1 << DCONNE);
183 break;
184 case USB_INT_DDISCI:
185 UHIEN &= ~(1 << DDISCE);
186 break;
187 case USB_INT_RSTI:
188 UHIEN &= ~(1 << RSTE);
189 break;
190 case USB_INT_BCERRI:
191 OTGIEN &= ~(1 << BCERRE);
192 break;
193 case USB_INT_VBERRI:
194 OTGIEN &= ~(1 << VBERRE);
195 break;
196 case USB_INT_SRPI:
197 OTGIEN &= ~(1 << SRPE);
198 break;
199 #endif
200 }
201 }
202
203 static inline void USB_INT_Clear(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
204 static inline void USB_INT_Clear(const uint8_t Interrupt)
205 {
206 switch (Interrupt)
207 {
208 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
209 case USB_INT_VBUSTI:
210 USBINT &= ~(1 << VBUSTI);
211 break;
212 #endif
213 #if defined(USB_CAN_BE_BOTH)
214 case USB_INT_IDTI:
215 USBINT &= ~(1 << IDTI);
216 break;
217 #endif
218 #if defined(USB_CAN_BE_DEVICE)
219 case USB_INT_WAKEUPI:
220 UDINT &= ~(1 << WAKEUPI);
221 break;
222 case USB_INT_SUSPI:
223 UDINT &= ~(1 << SUSPI);
224 break;
225 case USB_INT_EORSTI:
226 UDINT &= ~(1 << EORSTI);
227 break;
228 case USB_INT_SOFI:
229 UDINT &= ~(1 << SOFI);
230 break;
231 case USB_INT_RXSTPI:
232 UEINTX &= ~(1 << RXSTPI);
233 break;
234 #endif
235 #if defined(USB_CAN_BE_HOST)
236 case USB_INT_HSOFI:
237 UHINT &= ~(1 << HSOFI);
238 break;
239 case USB_INT_DCONNI:
240 UHINT &= ~(1 << DCONNI);
241 break;
242 case USB_INT_DDISCI:
243 UHINT &= ~(1 << DDISCI);
244 break;
245 case USB_INT_RSTI:
246 UHINT &= ~(1 << RSTI);
247 break;
248 case USB_INT_BCERRI:
249 OTGINT &= ~(1 << BCERRI);
250 break;
251 case USB_INT_VBERRI:
252 OTGINT &= ~(1 << VBERRI);
253 break;
254 case USB_INT_SRPI:
255 OTGINT &= ~(1 << SRPI);
256 break;
257 #endif
258 }
259 }
260
261 static inline bool USB_INT_IsEnabled(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
262 static inline bool USB_INT_IsEnabled(const uint8_t Interrupt)
263 {
264 switch (Interrupt)
265 {
266 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
267 case USB_INT_VBUSTI:
268 return (USBCON & (1 << VBUSTE));
269 #endif
270 #if defined(USB_CAN_BE_BOTH)
271 case USB_INT_IDTI:
272 return (USBCON & (1 << IDTE));
273 #endif
274 #if defined(USB_CAN_BE_DEVICE)
275 case USB_INT_WAKEUPI:
276 return (UDIEN & (1 << WAKEUPE));
277 case USB_INT_SUSPI:
278 return (UDIEN & (1 << SUSPE));
279 case USB_INT_EORSTI:
280 return (UDIEN & (1 << EORSTE));
281 case USB_INT_SOFI:
282 return (UDIEN & (1 << SOFE));
283 case USB_INT_RXSTPI:
284 return (UEIENX & (1 << RXSTPE));
285 #endif
286 #if defined(USB_CAN_BE_HOST)
287 case USB_INT_HSOFI:
288 return (UHIEN & (1 << HSOFE));
289 case USB_INT_DCONNI:
290 return (UHIEN & (1 << DCONNE));
291 case USB_INT_DDISCI:
292 return (UHIEN & (1 << DDISCE));
293 case USB_INT_RSTI:
294 return (UHIEN & (1 << RSTE));
295 case USB_INT_BCERRI:
296 return (OTGIEN & (1 << BCERRE));
297 case USB_INT_VBERRI:
298 return (OTGIEN & (1 << VBERRE));
299 case USB_INT_SRPI:
300 return (OTGIEN & (1 << SRPE));
301 #endif
302 }
303
304 return false;
305 }
306
307 static inline bool USB_INT_HasOccurred(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
308 static inline bool USB_INT_HasOccurred(const uint8_t Interrupt)
309 {
310 switch (Interrupt)
311 {
312 #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
313 case USB_INT_VBUSTI:
314 return (USBINT & (1 << VBUSTI));
315 #endif
316 #if defined(USB_CAN_BE_BOTH)
317 case USB_INT_IDTI:
318 return (USBINT & (1 << IDTI));
319 #endif
320 #if defined(USB_CAN_BE_DEVICE)
321 case USB_INT_WAKEUPI:
322 return (UDINT & (1 << WAKEUPI));
323 case USB_INT_SUSPI:
324 return (UDINT & (1 << SUSPI));
325 case USB_INT_EORSTI:
326 return (UDINT & (1 << EORSTI));
327 case USB_INT_SOFI:
328 return (UDINT & (1 << SOFI));
329 case USB_INT_RXSTPI:
330 return (UEINTX & (1 << RXSTPI));
331 #endif
332 #if defined(USB_CAN_BE_HOST)
333 case USB_INT_HSOFI:
334 return (UHINT & (1 << HSOFI));
335 case USB_INT_DCONNI:
336 return (UHINT & (1 << DCONNI));
337 case USB_INT_DDISCI:
338 return (UHINT & (1 << DDISCI));
339 case USB_INT_RSTI:
340 return (UHINT & (1 << RSTI));
341 case USB_INT_BCERRI:
342 return (OTGINT & (1 << BCERRI));
343 case USB_INT_VBERRI:
344 return (OTGINT & (1 << VBERRI));
345 case USB_INT_SRPI:
346 return (OTGINT & (1 << SRPI));
347 #endif
348 }
349
350 return false;
351 }
352
353 /* Includes: */
354 #include "../USBMode.h"
355 #include "../Events.h"
356 #include "../USBController.h"
357
358 /* Function Prototypes: */
359 void USB_INT_ClearAllInterrupts(void);
360 void USB_INT_DisableAllInterrupts(void);
361 #endif
362
363 /* Disable C linkage for C++ Compilers: */
364 #if defined(__cplusplus)
365 }
366 #endif
367
368 #endif
369
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