protocol/lufa/LUFA-git/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2014.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6            www.lufa-lib.org
   7 */
   8
   9 /*
  10   Copyright 2014  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 USB Controller Interrupt definitions for the AVR32 UC3 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_UC3_H__
  42 #define __USBINTERRUPT_UC3_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                 /* External Variables: */
  60                         extern volatile uint32_t USB_Endpoint_SelectedEndpoint;
  61
  62                 /* Enums: */
  63                         enum USB_Interrupts_t
  64                         {
  65                                 USB_INT_VBUSTI  = 0,
  66                                 #if (defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__))
  67                                 USB_INT_IDTI    = 1,
  68                                 #endif
  69                                 #if (defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__))
  70                                 USB_INT_WAKEUPI = 2,
  71                                 USB_INT_SUSPI   = 3,
  72                                 USB_INT_EORSTI  = 4,
  73                                 USB_INT_SOFI    = 5,
  74                                 USB_INT_RXSTPI  = 6,
  75                                 #endif
  76                                 #if (defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__))
  77                                 USB_INT_HSOFI   = 7,
  78                                 USB_INT_DCONNI  = 8,
  79                                 USB_INT_DDISCI  = 9,
  80                                 USB_INT_RSTI    = 10,
  81                                 USB_INT_BCERRI  = 11,
  82                                 USB_INT_VBERRI  = 12,
  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                                         case USB_INT_VBUSTI:
  93                                                 AVR32_USBB.USBCON.vbuste      = true;
  94                                                 break;
  95                                         #if defined(USB_CAN_BE_BOTH)
  96                                         case USB_INT_IDTI:
  97                                                 AVR32_USBB.USBCON.idte        = true;
  98                                                 break;
  99                                         #endif
 100                                         #if defined(USB_CAN_BE_DEVICE)
 101                                         case USB_INT_WAKEUPI:
 102                                                 AVR32_USBB.UDINTESET.wakeupes = true;
 103                                                 break;
 104                                         case USB_INT_SUSPI:
 105                                                 AVR32_USBB.UDINTESET.suspes   = true;
 106                                                 break;
 107                                         case USB_INT_EORSTI:
 108                                                 AVR32_USBB.UDINTESET.eorstes  = true;
 109                                                 break;
 110                                         case USB_INT_SOFI:
 111                                                 AVR32_USBB.UDINTESET.sofes    = true;
 112                                                 break;
 113                                         case USB_INT_RXSTPI:
 114                                                 (&AVR32_USBB.UECON0SET)[USB_Endpoint_SelectedEndpoint].rxstpes = true;
 115                                                 break;
 116                                         #endif
 117                                         #if defined(USB_CAN_BE_HOST)
 118                                         case USB_INT_HSOFI:
 119                                                 AVR32_USBB.UHINTESET.hsofies  = true;
 120                                                 break;
 121                                         case USB_INT_DCONNI:
 122                                                 AVR32_USBB.UHINTESET.dconnies = true;
 123                                                 break;
 124                                         case USB_INT_DDISCI:
 125                                                 AVR32_USBB.UHINTESET.ddiscies = true;
 126                                                 break;
 127                                         case USB_INT_RSTI:
 128                                                 AVR32_USBB.UHINTESET.rsties   = true;
 129                                                 break;
 130                                         case USB_INT_BCERRI:
 131                                                 AVR32_USBB.USBCON.bcerre      = true;
 132                                                 break;
 133                                         case USB_INT_VBERRI:
 134                                                 AVR32_USBB.USBCON.vberre      = true;
 135                                                 break;
 136                                         #endif
 137                                         default:
 138                                                 break;
 139                                 }
 140                         }
 141
 142                         static inline void USB_INT_Disable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
 143                         static inline void USB_INT_Disable(const uint8_t Interrupt)
 144                         {
 145                                 switch (Interrupt)
 146                                 {
 147                                         case USB_INT_VBUSTI:
 148                                                 AVR32_USBB.USBCON.vbuste      = false;
 149                                                 break;
 150                                         #if defined(USB_CAN_BE_BOTH)
 151                                         case USB_INT_IDTI:
 152                                                 AVR32_USBB.USBCON.idte        = false;
 153                                                 break;
 154                                         #endif
 155                                         #if defined(USB_CAN_BE_DEVICE)
 156                                         case USB_INT_WAKEUPI:
 157                                                 AVR32_USBB.UDINTECLR.wakeupec = true;
 158                                                 break;
 159                                         case USB_INT_SUSPI:
 160                                                 AVR32_USBB.UDINTECLR.suspec   = true;
 161                                                 break;
 162                                         case USB_INT_EORSTI:
 163                                                 AVR32_USBB.UDINTECLR.eorstec  = true;
 164                                                 break;
 165                                         case USB_INT_SOFI:
 166                                                 AVR32_USBB.UDINTECLR.sofec    = true;
 167                                                 break;
 168                                         case USB_INT_RXSTPI:
 169                                                 (&AVR32_USBB.UECON0CLR)[USB_Endpoint_SelectedEndpoint].rxstpec = true;
 170                                                 break;
 171                                         #endif
 172                                         #if defined(USB_CAN_BE_HOST)
 173                                         case USB_INT_HSOFI:
 174                                                 AVR32_USBB.UHINTECLR.hsofiec  = true;
 175                                                 break;
 176                                         case USB_INT_DCONNI:
 177                                                 AVR32_USBB.UHINTECLR.dconniec = true;
 178                                                 break;
 179                                         case USB_INT_DDISCI:
 180                                                 AVR32_USBB.UHINTECLR.ddisciec = true;
 181                                                 break;
 182                                         case USB_INT_RSTI:
 183                                                 AVR32_USBB.UHINTECLR.rstiec   = true;
 184                                                 break;
 185                                         case USB_INT_BCERRI:
 186                                                 AVR32_USBB.USBCON.bcerre      = false;
 187                                                 break;
 188                                         case USB_INT_VBERRI:
 189                                                 AVR32_USBB.USBCON.vberre      = false;
 190                                                 break;
 191                                         #endif
 192                                         default:
 193                                                 break;
 194                                 }
 195                         }
 196
 197                         static inline void USB_INT_Clear(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
 198                         static inline void USB_INT_Clear(const uint8_t Interrupt)
 199                         {
 200                                 switch (Interrupt)
 201                                 {
 202                                         case USB_INT_VBUSTI:
 203                                                 AVR32_USBB.USBSTACLR.vbustic = true;
 204                                                 (void)AVR32_USBB.USBSTACLR;
 205                                                 break;
 206                                         #if defined(USB_CAN_BE_BOTH)
 207                                         case USB_INT_IDTI:
 208                                                 AVR32_USBB.USBSTACLR.idtic   = true;
 209                                                 (void)AVR32_USBB.USBSTACLR;
 210                                                 break;
 211                                         #endif
 212                                         #if defined(USB_CAN_BE_DEVICE)
 213                                         case USB_INT_WAKEUPI:
 214                                                 AVR32_USBB.UDINTCLR.wakeupc  = true;
 215                                                 (void)AVR32_USBB.UDINTCLR;
 216                                                 break;
 217                                         case USB_INT_SUSPI:
 218                                                 AVR32_USBB.UDINTCLR.suspc    = true;
 219                                                 (void)AVR32_USBB.UDINTCLR;
 220                                                 break;
 221                                         case USB_INT_EORSTI:
 222                                                 AVR32_USBB.UDINTCLR.eorstc   = true;
 223                                                 (void)AVR32_USBB.UDINTCLR;
 224                                                 break;
 225                                         case USB_INT_SOFI:
 226                                                 AVR32_USBB.UDINTCLR.sofc     = true;
 227                                                 (void)AVR32_USBB.UDINTCLR;
 228                                                 break;
 229                                         case USB_INT_RXSTPI:
 230                                                 (&AVR32_USBB.UESTA0CLR)[USB_Endpoint_SelectedEndpoint].rxstpic = true;
 231                                                 break;
 232                                         #endif
 233                                         #if defined(USB_CAN_BE_HOST)
 234                                         case USB_INT_HSOFI:
 235                                                 AVR32_USBB.UHINTCLR.hsofic   = true;
 236                                                 (void)AVR32_USBB.UHINTCLR;
 237                                                 break;
 238                                         case USB_INT_DCONNI:
 239                                                 AVR32_USBB.UHINTCLR.dconnic  = true;
 240                                                 (void)AVR32_USBB.UHINTCLR;
 241                                                 break;
 242                                         case USB_INT_DDISCI:
 243                                                 AVR32_USBB.UHINTCLR.ddiscic  = true;
 244                                                 (void)AVR32_USBB.UHINTCLR;
 245                                                 break;
 246                                         case USB_INT_RSTI:
 247                                                 AVR32_USBB.UHINTCLR.rstic    = true;
 248                                                 (void)AVR32_USBB.UHINTCLR;
 249                                                 break;
 250                                         case USB_INT_BCERRI:
 251                                                 AVR32_USBB.USBSTACLR.bcerric = true;
 252                                                 (void)AVR32_USBB.USBSTACLR;
 253                                                 break;
 254                                         case USB_INT_VBERRI:
 255                                                 AVR32_USBB.USBSTACLR.vberric = true;
 256                                                 (void)AVR32_USBB.USBSTACLR;
 257                                                 break;
 258                                         #endif
 259                                         default:
 260                                                 break;
 261                                 }
 262                         }
 263
 264                         static inline bool USB_INT_IsEnabled(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
 265                         static inline bool USB_INT_IsEnabled(const uint8_t Interrupt)
 266                         {
 267                                 switch (Interrupt)
 268                                 {
 269                                         case USB_INT_VBUSTI:
 270                                                 return AVR32_USBB.USBCON.vbuste;
 271                                         #if defined(USB_CAN_BE_BOTH)
 272                                         case USB_INT_IDTI:
 273                                                 return AVR32_USBB.USBCON.idte;
 274                                         #endif
 275                                         #if defined(USB_CAN_BE_DEVICE)
 276                                         case USB_INT_WAKEUPI:
 277                                                 return AVR32_USBB.UDINTE.wakeupe;
 278                                         case USB_INT_SUSPI:
 279                                                 return AVR32_USBB.UDINTE.suspe;
 280                                         case USB_INT_EORSTI:
 281                                                 return AVR32_USBB.UDINTE.eorste;
 282                                         case USB_INT_SOFI:
 283                                                 return AVR32_USBB.UDINTE.sofe;
 284                                         case USB_INT_RXSTPI:
 285                                                 return (&AVR32_USBB.UECON0)[USB_Endpoint_SelectedEndpoint].rxstpe;
 286                                         #endif
 287                                         #if defined(USB_CAN_BE_HOST)
 288                                         case USB_INT_HSOFI:
 289                                                 return AVR32_USBB.UHINTE.hsofie;
 290                                         case USB_INT_DCONNI:
 291                                                 return AVR32_USBB.UHINTE.dconnie;
 292                                         case USB_INT_DDISCI:
 293                                                 return AVR32_USBB.UHINTE.ddiscie;
 294                                         case USB_INT_RSTI:
 295                                                 return AVR32_USBB.UHINTE.rstie;
 296                                         case USB_INT_BCERRI:
 297                                                 return AVR32_USBB.USBCON.bcerre;
 298                                         case USB_INT_VBERRI:
 299                                                 return AVR32_USBB.USBCON.vberre;
 300                                         #endif
 301                                         default:
 302                                                 return false;
 303                                 }
 304                         }
 305
 306                         static inline bool USB_INT_HasOccurred(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
 307                         static inline bool USB_INT_HasOccurred(const uint8_t Interrupt)
 308                         {
 309                                 switch (Interrupt)
 310                                 {
 311                                         case USB_INT_VBUSTI:
 312                                                 return AVR32_USBB.USBSTA.vbusti;
 313                                         #if defined(USB_CAN_BE_BOTH)
 314                                         case USB_INT_IDTI:
 315                                                 return AVR32_USBB.USBSTA.idti;
 316                                         #endif
 317                                         #if defined(USB_CAN_BE_DEVICE)
 318                                         case USB_INT_WAKEUPI:
 319                                                 return AVR32_USBB.UDINT.wakeup;
 320                                         case USB_INT_SUSPI:
 321                                                 return AVR32_USBB.UDINT.susp;
 322                                         case USB_INT_EORSTI:
 323                                                 return AVR32_USBB.UDINT.eorst;
 324                                         case USB_INT_SOFI:
 325                                                 return AVR32_USBB.UDINT.sof;
 326                                         case USB_INT_RXSTPI:
 327                                                 return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].rxstpi;
 328                                         #endif
 329                                         #if defined(USB_CAN_BE_HOST)
 330                                         case USB_INT_HSOFI:
 331                                                 return AVR32_USBB.UHINT.hsofi;
 332                                         case USB_INT_DCONNI:
 333                                                 return AVR32_USBB.UHINT.dconni;
 334                                         case USB_INT_DDISCI:
 335                                                 return AVR32_USBB.UHINT.ddisci;
 336                                         case USB_INT_RSTI:
 337                                                 return AVR32_USBB.UHINT.rsti;
 338                                         case USB_INT_BCERRI:
 339                                                 return AVR32_USBB.USBSTA.bcerri;
 340                                         case USB_INT_VBERRI:
 341                                                 return AVR32_USBB.USBSTA.vberri;
 342                                         #endif
 343                                         default:
 344                                                 return false;
 345                                 }
 346                         }
 347
 348                 /* Includes: */
 349                         #include "../USBMode.h"
 350                         #include "../Events.h"
 351                         #include "../USBController.h"
 352
 353                 /* Function Prototypes: */
 354                         void USB_INT_ClearAllInterrupts(void);
 355                         void USB_INT_DisableAllInterrupts(void);
 356         #endif
 357
 358         /* Public Interface - May be used in end-application: */
 359                 /* Function Prototypes: */
 360                         #if defined(__DOXYGEN__)
 361                                 /** Interrupt service routine handler for the USB controller ISR group. This interrupt routine <b>must</b> be
 362                                  *  linked to the entire USB controller ISR vector group inside the AVR32's interrupt controller peripheral,
 363                                  *  using the user application's preferred USB controller driver.
 364                                  */
 365                                 void USB_GEN_vect(void);
 366                         #else
 367                                 ISR(USB_GEN_vect);
 368                         #endif
 369
 370         /* Disable C linkage for C++ Compilers: */
 371                 #if defined(__cplusplus)
 372                         }
 373                 #endif
 374
 375 #endif
 376