target/linux/at91-2.6/image/dfboot/src/embedded_services.h

   1 //*----------------------------------------------------------------------------
   2 //*      ATMEL Microcontroller Software Support  -  ROUSSET  -
   3 //*----------------------------------------------------------------------------
   4 //* The software is delivered "AS IS" without warranty or condition of any
   5 //* kind, either express, implied or statutory. This includes without
   6 //* limitation any warranty or condition with respect to merchantability or
   7 //* fitness for any particular purpose, or against the infringements of
   8 //* intellectual property rights of others.
   9 //*----------------------------------------------------------------------------
  10 //* File Name           : embedded_sevices.h
  11 //* Object              : Header File with all the embedded software services definitions
  12 //*
  13 //* 1.0 24 Jan 2003 FB  : Creation
  14 //*----------------------------------------------------------------------------
  15 #ifndef embedded_sevices_h
  16 #define embedded_sevices_h
  17
  18 #include "AT91RM9200.h"
  19
  20 #define AT91C_BASE_ROM  (char *)0x00100000
  21
  22 /* Return values */
  23 #define AT91C_BUFFER_SUCCESS               0
  24 #define AT91C_BUFFER_ERROR_SHIFT      16
  25 #define AT91C_BUFFER_ERROR            (0x0F << AT91C_BUFFER_ERROR_SHIFT)
  26
  27 #define AT91C_BUFFER_OVERFLOW         (0x01 << AT91C_BUFFER_ERROR_SHIFT)
  28 #define AT91C_BUFFER_UNDERRUN         (0x02 << AT91C_BUFFER_ERROR_SHIFT)
  29
  30 typedef unsigned int AT91S_BufferStatus;
  31
  32 struct _AT91S_Pipe;
  33
  34 // This structure is a virtual object of a buffer
  35 typedef struct _AT91S_Buffer
  36 {
  37         struct _AT91S_Pipe *pPipe;
  38         void *pChild;
  39
  40         // Functions invoked by the pipe
  41         AT91S_BufferStatus (*SetRdBuffer)     (struct _AT91S_Buffer *pSBuffer, char *pBuffer, unsigned int Size);
  42         AT91S_BufferStatus (*SetWrBuffer)     (struct _AT91S_Buffer *pSBuffer, char const *pBuffer, unsigned int Size);
  43         AT91S_BufferStatus (*RstRdBuffer)     (struct _AT91S_Buffer *pSBuffer);
  44         AT91S_BufferStatus (*RstWrBuffer)     (struct _AT91S_Buffer *pSBuffer);
  45         char (*MsgWritten)      (struct _AT91S_Buffer *pSBuffer, char const *pBuffer);
  46         char (*MsgRead)         (struct _AT91S_Buffer *pSBuffer, char const *pBuffer);
  47         // Functions invoked by the peripheral
  48         AT91S_BufferStatus (*GetWrBuffer)     (struct _AT91S_Buffer *pSBuffer, char const **pData, unsigned int *pSize);
  49         AT91S_BufferStatus (*GetRdBuffer)     (struct _AT91S_Buffer *pSBuffer, char **pData, unsigned int *pSize);
  50         AT91S_BufferStatus (*EmptyWrBuffer)   (struct _AT91S_Buffer *pSBuffer, unsigned int size);
  51         AT91S_BufferStatus (*FillRdBuffer)    (struct _AT91S_Buffer *pSBuffer, unsigned int size);
  52         char (*IsWrEmpty)      (struct _AT91S_Buffer *pSBuffer);
  53         char (*IsRdFull)       (struct _AT91S_Buffer *pSBuffer);
  54 } AT91S_Buffer, *AT91PS_Buffer;
  55
  56 // ===========================================================================================
  57 // SimpleBuffer definition
  58 //
  59 // This structure is pointed by pRealBuffer field in the SBuffer
  60 // It contains usefull information for a real implementation of
  61 // a SBuffer object.
  62 // The application just create an instance of SSBUffer and SBuffer,
  63 // call OpenSimpleBuffer, and continue using SBuffer instance
  64
  65 typedef struct _AT91S_SBuffer
  66 {
  67         AT91S_Buffer parent;
  68         char         *pRdBuffer;
  69         char const   *pWrBuffer;
  70         unsigned int szRdBuffer;
  71         unsigned int szWrBuffer;
  72         unsigned int stRdBuffer;
  73         unsigned int stWrBuffer;
  74 } AT91S_SBuffer, *AT91PS_SBuffer;
  75
  76 typedef AT91PS_Buffer (*AT91PF_OpenSBuffer) (AT91PS_SBuffer);
  77
  78 // This function is called by the application
  79 extern AT91PS_Buffer AT91F_OpenSBuffer(AT91PS_SBuffer pBuffer);
  80
  81 // Functions invoked by the pipe
  82 extern AT91S_BufferStatus AT91F_SbSetRdBuffer  (AT91PS_Buffer pBuffer, char *pData, unsigned int Size);
  83 extern AT91S_BufferStatus AT91F_SbSetWrBuffer  (AT91PS_Buffer pBuffer, char const *pData, unsigned int Size);
  84 extern AT91S_BufferStatus AT91F_SbRstRdBuffer  (AT91PS_Buffer pBuffer);
  85 extern AT91S_BufferStatus AT91F_SbRstWrBuffer  (AT91PS_Buffer pBuffer);
  86 extern char AT91F_SbMsgWritten   (AT91PS_Buffer pBuffer, char const *pMsg);
  87 extern char AT91F_SbMsgRead      (AT91PS_Buffer pBuffer, char const *pMsg);
  88 // Functions invoked by the peripheral
  89 extern AT91S_BufferStatus AT91F_SbGetWrBuffer  (AT91PS_Buffer pBuffer, char const **pData, unsigned int *pSize);
  90 extern AT91S_BufferStatus AT91F_SbGetRdBuffer  (AT91PS_Buffer pBuffer, char **pData, unsigned int *pSize);
  91 extern AT91S_BufferStatus AT91F_SbEmptyWrBuffer(AT91PS_Buffer pBuffer, unsigned int size);
  92 extern AT91S_BufferStatus AT91F_SbFillRdBuffer (AT91PS_Buffer pBuffer, unsigned int size);
  93 extern char AT91F_SbIsWrEmpty   (AT91PS_Buffer pBuffer);
  94 extern char AT91F_SbIsRdFull    (AT91PS_Buffer pBuffer);
  95
  96 #ifdef DBG_DRV_BUFFER
  97 extern char const *AT91F_SbGetError(AT91S_BufferStatus errorNumber);
  98 #endif
  99
 100
 101 #define AT91C_OPEN_CTRLTEMPO_SUCCESS    0
 102 #define AT91C_ERROR_OPEN_CTRLTEMPO              1
 103 #define AT91C_START_OK                                  2
 104 #define AT91C_STOP_OK                                   3
 105 #define AT91C_TIMEOUT_REACHED                   4
 106
 107 typedef enum _AT91E_SvcTempo {
 108         AT91E_SVCTEMPO_DIS,
 109         AT91E_SVCTEMPO_EN
 110 } AT91E_SvcTempo;
 111
 112 typedef unsigned int AT91S_TempoStatus;
 113
 114 // AT91S_SvcTempo
 115 typedef struct _AT91S_SvcTempo
 116 {
 117
 118         // Methods:
 119         AT91S_TempoStatus (*Start)  (
 120                 struct _AT91S_SvcTempo *pSvc,
 121                 unsigned int timeout,
 122                 unsigned int reload,
 123                 void (*callback) (AT91S_TempoStatus, void *),
 124                 void *pData);
 125         AT91S_TempoStatus (*Stop)   (struct _AT91S_SvcTempo *pSvc);
 126
 127         struct _AT91S_SvcTempo *pPreviousTempo;
 128         struct _AT91S_SvcTempo *pNextTempo;
 129
 130         // Data
 131         unsigned int TickTempo; //* timeout value
 132         unsigned int ReloadTempo;//* Reload value for periodic execution
 133         void (*TempoCallback)(AT91S_TempoStatus, void *);
 134         void *pPrivateData;
 135         AT91E_SvcTempo flag;
 136 } AT91S_SvcTempo, *AT91PS_SvcTempo;
 137
 138
 139 // AT91S_CtrlTempo
 140 typedef struct _AT91S_CtlTempo
 141 {
 142         // Members:
 143
 144         // Start and stop for Timer     hardware
 145         AT91S_TempoStatus (*CtlTempoStart)  (void *pTimer);
 146         AT91S_TempoStatus (*CtlTempoStop)   (void *pTimer);
 147
 148         // Start and stop for Tempo service
 149         AT91S_TempoStatus (*SvcTempoStart)  (
 150                 struct _AT91S_SvcTempo *pSvc,
 151                 unsigned int timeout,
 152                 unsigned int reload,
 153                 void (*callback) (AT91S_TempoStatus, void *),
 154                 void *pData);
 155         AT91S_TempoStatus (*SvcTempoStop)   (struct _AT91S_SvcTempo *pSvc);
 156         AT91S_TempoStatus (*CtlTempoSetTime)(struct _AT91S_CtlTempo *pCtrl, unsigned int NewTime);
 157         AT91S_TempoStatus (*CtlTempoGetTime)(struct _AT91S_CtlTempo *pCtrl);
 158         AT91S_TempoStatus (*CtlTempoIsStart)(struct _AT91S_CtlTempo *pCtrl);
 159         AT91S_TempoStatus (*CtlTempoCreate) (
 160                                                                 struct _AT91S_CtlTempo *pCtrl,
 161                                                                 struct _AT91S_SvcTempo *pTempo);
 162         AT91S_TempoStatus (*CtlTempoRemove) (
 163                                                                 struct _AT91S_CtlTempo *pCtrl,
 164                                                                 struct _AT91S_SvcTempo *pTempo);
 165         AT91S_TempoStatus (*CtlTempoTick)   (struct _AT91S_CtlTempo *pCtrl);
 166
 167         // Data:
 168
 169         void *pPrivateData;     // Pointer to devived class
 170         void const *pTimer;                     // hardware
 171         AT91PS_SvcTempo pFirstTempo;
 172         AT91PS_SvcTempo pNewTempo;
 173 } AT91S_CtlTempo, *AT91PS_CtlTempo;
 174 typedef AT91S_TempoStatus (*AT91PF_OpenCtlTempo)   ( AT91PS_CtlTempo, void const *);
 175
 176 // This function is called by the application.
 177 extern AT91S_TempoStatus AT91F_OpenCtlTempo( AT91PS_CtlTempo pCtrlTempo, void const *pTempoTimer );
 178
 179 extern AT91S_TempoStatus AT91F_STStart   (void *);
 180 extern AT91S_TempoStatus AT91F_STStop    (void *);
 181 extern AT91S_TempoStatus AT91F_STSetTime (AT91PS_CtlTempo, unsigned int);
 182 extern AT91S_TempoStatus AT91F_STGetTime (AT91PS_CtlTempo);
 183 extern AT91S_TempoStatus AT91F_STIsStart (AT91PS_CtlTempo);
 184 extern AT91S_TempoStatus AT91F_CtlTempoCreate (AT91PS_CtlTempo, AT91PS_SvcTempo);
 185 extern AT91S_TempoStatus AT91F_CtlTempoRemove (AT91PS_CtlTempo, AT91PS_SvcTempo);
 186 extern AT91S_TempoStatus AT91F_CtlTempoTick   (AT91PS_CtlTempo);
 187 extern AT91S_TempoStatus AT91F_SvcTempoStart (
 188                 AT91PS_SvcTempo pSvc,
 189                 unsigned int timeout,
 190                 unsigned int reload,
 191                 void (*callback) (AT91S_TempoStatus, void *),
 192                 void *pData);
 193 extern AT91S_TempoStatus AT91F_SvcTempoStop (AT91PS_SvcTempo);
 194
 195
 196 // Following types are defined in another header files
 197 struct _AT91S_Buffer;
 198
 199 // Constants:
 200 #define AT91C_COMMSVC_SUCCESS     0
 201 #define AT91C_COMMSVC_ERROR_SHIFT 8
 202 #define AT91C_COMMSVC_ERROR       (0x0f << AT91C_COMMSVC_ERROR_SHIFT)
 203
 204 typedef unsigned int AT91S_SvcCommStatus;
 205
 206 // AT91S_Service definition
 207 // This structure is an abstraction of a communication peripheral
 208 typedef struct _AT91S_Service
 209 {
 210         // Methods:
 211         AT91S_SvcCommStatus (*Reset)  (struct _AT91S_Service *pService);
 212         AT91S_SvcCommStatus (*StartTx)(struct _AT91S_Service *pService);
 213         AT91S_SvcCommStatus (*StartRx)(struct _AT91S_Service *pService);
 214         AT91S_SvcCommStatus (*StopTx) (struct _AT91S_Service *pService);
 215         AT91S_SvcCommStatus (*StopRx) (struct _AT91S_Service *pService);
 216         char                (*TxReady)(struct _AT91S_Service *pService);
 217         char                (*RxReady)(struct _AT91S_Service *pService);
 218         // Data:
 219         struct _AT91S_Buffer *pBuffer; // Link to a buffer object
 220         void *pChild;
 221 } AT91S_SvcComm, *AT91PS_SvcComm;
 222
 223 // Constants:
 224 #define AT91C_XMODEM_SOH         0x01         /* Start of Heading for 128 bytes */
 225 #define AT91C_XMODEM_STX         0x02         /* Start of heading for 1024 bytes */
 226 #define AT91C_XMODEM_EOT         0x04         /* End of transmission */
 227 #define AT91C_XMODEM_ACK         0x06         /* Acknowledge */
 228 #define AT91C_XMODEM_NAK         0x15         /* Negative Acknowledge */
 229 #define AT91C_XMODEM_CRCCHR      'C'
 230
 231 #define AT91C_XMODEM_PACKET_SIZE 2                 // packet + packetCRC
 232 #define AT91C_XMODEM_CRC_SIZE    2                 // crcLSB + crcMSB
 233 #define AT91C_XMODEM_DATA_SIZE_SOH    128          // data 128 corresponding to SOH header
 234 #define AT91C_XMODEM_DATA_SIZE_STX    1024         // data 1024 corresponding to STX header
 235
 236 //* Following structure is used by SPipe to refer to the USB device peripheral endpoint
 237 typedef struct _AT91PS_SvcXmodem {
 238
 239         // Public Methods:
 240         AT91S_SvcCommStatus (*Handler) (struct _AT91PS_SvcXmodem *, unsigned int);
 241         AT91S_SvcCommStatus (*StartTx) (struct _AT91PS_SvcXmodem *, unsigned int);
 242         AT91S_SvcCommStatus (*StopTx)  (struct _AT91PS_SvcXmodem *, unsigned int);
 243
 244         // Private Methods:
 245         AT91S_SvcCommStatus (*ReadHandler)  (struct _AT91PS_SvcXmodem *, unsigned int csr);
 246         AT91S_SvcCommStatus (*WriteHandler) (struct _AT91PS_SvcXmodem *, unsigned int csr);
 247         unsigned short      (*GetCrc)       (char *ptr, unsigned int count);
 248         char                (*CheckHeader)  (unsigned char currentPacket, char *packet);
 249         char                (*CheckData)    (struct _AT91PS_SvcXmodem *);
 250
 251         AT91S_SvcComm  parent;      // Base class
 252         AT91PS_USART  pUsart;
 253
 254         AT91S_SvcTempo tempo; // Link to a AT91S_Tempo object
 255
 256         char          *pData;
 257         unsigned int  dataSize;        // = XMODEM_DATA_STX or XMODEM_DATA_SOH
 258         char          packetDesc[AT91C_XMODEM_PACKET_SIZE];
 259         unsigned char packetId;         // Current packet
 260         char          packetStatus;
 261         char          isPacketDesc;
 262         char          eot;            // end of transmition
 263 } AT91S_SvcXmodem, *AT91PS_SvcXmodem;
 264
 265 typedef AT91PS_SvcComm      (*AT91PF_OpenSvcXmodem) ( AT91PS_SvcXmodem, AT91PS_USART, AT91PS_CtlTempo);
 266
 267 // This function is called by the application.
 268 extern AT91PS_SvcComm AT91F_OpenSvcXmodem( AT91PS_SvcXmodem, AT91PS_USART, AT91PS_CtlTempo);
 269
 270 extern unsigned short AT91F_SvcXmodemGetCrc     (char *ptr, unsigned int count);
 271 extern char           AT91F_SvcXmodemCheckHeader(unsigned char currentPacket, char *packet);
 272 extern char           AT91F_SvcXmodemCheckData  (AT91PS_SvcXmodem pSvcXmodem);
 273 extern AT91S_SvcCommStatus AT91F_SvcXmodemReadHandler(AT91PS_SvcXmodem pSvcXmodem, unsigned int csr);
 274 extern AT91S_SvcCommStatus AT91F_SvcXmodemWriteHandler(AT91PS_SvcXmodem pSvcXmodem, unsigned int csr);
 275 extern AT91S_SvcCommStatus AT91F_SvcXmodemStartTx(AT91PS_SvcComm pSvcComm);
 276 extern AT91S_SvcCommStatus AT91F_SvcXmodemStopTx(AT91PS_SvcComm pSvcComm);
 277 extern AT91S_SvcCommStatus AT91F_SvcXmodemStartRx(AT91PS_SvcComm pSvcComm);
 278 extern AT91S_SvcCommStatus AT91F_SvcXmodemStopRx(AT91PS_SvcComm pSvcComm);
 279 extern char AT91F_SvcXmodemTxReady(AT91PS_SvcComm pService);
 280 extern char AT91F_SvcXmodemRxReady(AT91PS_SvcComm pSvcComm);
 281
 282
 283 // Constants:
 284 #define AT91C_PIPE_SUCCESS            0
 285 #define AT91C_PIPE_ERROR_SHIFT    8
 286 #define AT91C_PIPE_ERROR          (0x0F << AT91C_PIPE_ERROR_SHIFT)
 287
 288 #define AT91C_PIPE_OPEN_FAILED    (1 << AT91C_PIPE_ERROR_SHIFT)
 289 #define AT91C_PIPE_WRITE_FAILED   (2 << AT91C_PIPE_ERROR_SHIFT)
 290 #define AT91C_PIPE_WRITE_ABORTED  (3 << AT91C_PIPE_ERROR_SHIFT)
 291 #define AT91C_PIPE_READ_FAILED    (4 << AT91C_PIPE_ERROR_SHIFT)
 292 #define AT91C_PIPE_READ_ABORTED   (5 << AT91C_PIPE_ERROR_SHIFT)
 293 #define AT91C_PIPE_ABORT_FAILED   (6 << AT91C_PIPE_ERROR_SHIFT)
 294 #define AT91C_PIPE_RESET_FAILED   (7 << AT91C_PIPE_ERROR_SHIFT)
 295
 296 /* _AT91S_Pipe stucture */
 297 typedef unsigned int AT91S_PipeStatus;
 298
 299 typedef struct _AT91S_Pipe
 300 {
 301         // A pipe is linked with a peripheral and a buffer
 302         AT91PS_SvcComm pSvcComm;
 303         AT91PS_Buffer  pBuffer;
 304
 305         // Callback functions with their arguments
 306         void (*WriteCallback) (AT91S_PipeStatus, void *);
 307         void (*ReadCallback)  (AT91S_PipeStatus, void *);
 308         void *pPrivateReadData;
 309         void *pPrivateWriteData;
 310
 311         // Pipe methods
 312         AT91S_PipeStatus (*Write) (
 313                 struct _AT91S_Pipe   *pPipe,
 314                 char const *         pData,
 315                 unsigned int         size,
 316                 void                 (*callback) (AT91S_PipeStatus, void *),
 317                 void                 *privateData);
 318         AT91S_PipeStatus (*Read) (
 319                 struct _AT91S_Pipe  *pPipe,
 320                 char                *pData,
 321                 unsigned int        size,
 322                 void                (*callback) (AT91S_PipeStatus, void *),
 323                 void                *privateData);
 324         AT91S_PipeStatus (*AbortWrite) (
 325                 struct _AT91S_Pipe  *pPipe);
 326         AT91S_PipeStatus (*AbortRead) (
 327                 struct _AT91S_Pipe *pPipe);
 328         AT91S_PipeStatus (*Reset) (
 329                 struct _AT91S_Pipe *pPipe);
 330         char (*IsWritten) (
 331                 struct _AT91S_Pipe *pPipe,
 332                 char const *pVoid);
 333         char (*IsReceived) (
 334                 struct _AT91S_Pipe *pPipe,
 335                 char const *pVoid);
 336 } AT91S_Pipe, *AT91PS_Pipe;
 337
 338 // types used in AT91S_Pipe
 339 typedef AT91PS_Pipe (*AT91PF_OpenPipe)   (AT91PS_Pipe, AT91PS_SvcComm, AT91PS_Buffer);
 340 typedef void (*AT91PF_PipeWriteCallBack) (AT91S_PipeStatus, void *);
 341 typedef void (*AT91PF_PipeReadCallBack)  (AT91S_PipeStatus, void *);
 342 typedef AT91S_PipeStatus (*AT91PF_PipeWrite) (AT91PS_Pipe, char const *, unsigned int, void (*) (AT91S_PipeStatus, void *),     void *);
 343 typedef AT91S_PipeStatus (*AT91PF_PipeRead)  (AT91PS_Pipe, char const *, unsigned int, void (*) (AT91S_PipeStatus, void *),     void *);
 344 typedef AT91S_PipeStatus (*AT91PF_PipeAbortWrite) (AT91PS_Pipe);
 345 typedef AT91S_PipeStatus (*AT91PF_PipeAbortRead)  (AT91PS_Pipe);
 346 typedef AT91S_PipeStatus (*AT91PF_PipeReset)      (AT91PS_Pipe);
 347 typedef char (*AT91PF_PipeIsWritten)              (AT91PS_Pipe, char const *);
 348 typedef char (*AT91PF_PipeIsReceived)             (AT91PS_Pipe, char const *);
 349
 350 // This function is called by the application
 351 extern AT91PS_Pipe AT91F_OpenPipe(
 352         AT91PS_Pipe    pPipe,
 353         AT91PS_SvcComm pSvcComm,
 354         AT91PS_Buffer  pBuffer);
 355
 356 // Following functions are called through AT91S_Pipe pointers
 357
 358 extern AT91S_PipeStatus AT91F_PipeWrite(
 359         AT91PS_Pipe pPipe,
 360         char const *pVoid,
 361         unsigned int size,
 362         AT91PF_PipeWriteCallBack callback,
 363         void *privateData);
 364 extern AT91S_PipeStatus AT91F_PipeRead(
 365         AT91PS_Pipe pPipe,
 366         char *pVoid,
 367         unsigned int Size,
 368         AT91PF_PipeReadCallBack callback,
 369         void *privateData);
 370 extern AT91S_PipeStatus AT91F_PipeAbortWrite(AT91PS_Pipe pPipe);
 371 extern AT91S_PipeStatus AT91F_PipeAbortRead(AT91PS_Pipe pPipe);
 372 extern AT91S_PipeStatus AT91F_PipeReset(AT91PS_Pipe pPipe);
 373 extern char AT91F_PipeMsgWritten(AT91PS_Pipe pPipe, char const *pVoid);
 374 extern char AT91F_PipeMsgReceived(AT91PS_Pipe pPipe, char const *pVoid);
 375
 376 #ifdef DBG_DRV_PIPE
 377 // This function parse the error number and return a string
 378 // describing the error message
 379 extern char const *AT91F_PipeGetError(AT91S_PipeStatus msgId);
 380 #endif
 381
 382 extern const unsigned char bit_rev[256];
 383
 384 extern void CalculateCrc32(const unsigned char *,unsigned int, unsigned int *);
 385 extern void CalculateCrc16(const unsigned char *, unsigned int , unsigned short *);
 386 extern void CalculateCrcHdlc(const unsigned char *, unsigned int, unsigned short *);
 387 extern void CalculateCrc16ccitt(const unsigned char *, unsigned int , unsigned short *);
 388
 389 typedef const unsigned char* AT91PS_SVC_CRC_BIT_REV ;
 390
 391 typedef void  (*AT91PF_SVC_CRC32)   (const unsigned char *, unsigned int, unsigned int *);
 392 typedef void  (*AT91PF_SVC_CRC16)   (const unsigned char *, unsigned int, unsigned short *);
 393 typedef void  (*AT91PF_SVC_CRCHDLC) (const unsigned char *, unsigned int, unsigned short *);
 394 typedef void  (*AT91PF_SVC_CRCCCITT)(const unsigned char *, unsigned int , unsigned short *);
 395
 396
 397 typedef short (*AT91PF_Sinus) (int angle);
 398 typedef const short * AT91PS_SINE_TAB;
 399
 400 extern short AT91F_Sinus(int angle);
 401 extern const short AT91C_SINUS180_TAB[256];
 402
 403
 404 typedef void (TypeAICHandler) (void) ;
 405
 406
 407 // ROM BOOT Structure Element Definition (liv v2)
 408 typedef struct _AT91S_MEMCDesc
 409 {
 410     AT91PS_MC           memc_base ;             /* Peripheral base */
 411     unsigned char       periph_id ;             /* MC Peripheral Identifier */
 412 } AT91S_MEMCDesc, *AT91PS_MEMCDesc ;
 413
 414 typedef struct _AT91S_Pio2Desc
 415 {
 416    AT91PS_PIO      pio_base ;       /* Base Address */
 417    unsigned char   periph_id ;      /* Peripheral Identifier */
 418    unsigned char   pio_number ;     /* Total Pin Number */
 419 } AT91S_Pio2Desc, *AT91PS_Pio2Desc ;
 420
 421 typedef struct _AT91S_SPIDesc
 422 {
 423     AT91PS_SPI                  spi_base ;
 424     const AT91PS_PIO        pio_base ;
 425     unsigned char           periph_id ;
 426     unsigned char           pin_spck ;
 427     unsigned char           pin_miso ;
 428     unsigned char           pin_mosi ;
 429     unsigned char           pin_npcs[4] ;
 430 } AT91S_SPIDesc, *AT91PS_SPIDesc ;
 431
 432 typedef struct _AT91S_USART2Desc
 433 {
 434     AT91PS_USART                usart_base ;    /* Peripheral base */
 435     const AT91PS_PIO            pio_base ;      /* IO controller descriptor */
 436     unsigned int            pin_rxd ;       /* RXD pin number in the PIO */
 437     unsigned int            pin_txd ;       /* TXD pin number in the PIO */
 438     unsigned int            pin_sck ;       /* SCK pin number in the PIO */
 439     unsigned int            pin_rts ;       /* RTS pin number in the PIO */
 440     unsigned int            pin_cts ;       /* CTS pin number in the PIO */
 441     unsigned int            pin_dtr ;       /* DTR pin number in the PIO */
 442     unsigned int            pin_ri ;        /* RI pin number in the PIO */
 443     unsigned int            pin_dsr ;       /* DSR pin number in the PIO */
 444     unsigned int            pin_dcd ;       /* DCD pin number in the PIO */
 445     unsigned int            periph_id ;     /* USART Peripheral Identifier */
 446 } AT91S_USART2Desc, *AT91PS_USART2Desc ;
 447
 448 typedef struct _AT91S_TWIDesc
 449 {
 450     AT91PS_TWI                          TWI_base ;
 451     const AT91PS_PIO        pio_base ;
 452     unsigned int                        pin_sck ;
 453     unsigned int                        pin_sda ;
 454     unsigned int                        periph_id;
 455 }AT91S_TWIDesc, *AT91PS_TWIDesc;
 456
 457 typedef struct _AT91S_STDesc
 458 {
 459     AT91PS_ST           st_base ;               /* Peripheral base address */
 460     TypeAICHandler  *AsmSTHandler ;     /* Assembly interrupt handler */
 461     unsigned char   PeriphId ;          /* Peripheral Identifier */
 462 } AT91S_STDesc, *AT91PS_STDesc;
 463
 464 typedef struct _AT91S_RomBoot {
 465         const unsigned int     version;
 466         // Peripheral descriptors
 467         const AT91S_MEMCDesc   MEMC_DESC;
 468         const AT91S_STDesc     SYSTIMER_DESC;
 469         const AT91S_Pio2Desc   PIOA_DESC;
 470         const AT91S_Pio2Desc   PIOB_DESC;
 471         const AT91S_USART2Desc DBGU_DESC;
 472         const AT91S_USART2Desc USART0_DESC;
 473         const AT91S_USART2Desc USART1_DESC;
 474         const AT91S_USART2Desc USART2_DESC;
 475         const AT91S_USART2Desc USART3_DESC;
 476         const AT91S_TWIDesc    TWI_DESC;
 477         const AT91S_SPIDesc    SPI_DESC;
 478
 479         // Objects entry
 480         const AT91PF_OpenPipe                   OpenPipe;
 481         const AT91PF_OpenSBuffer                OpenSBuffer;
 482         const unsigned int                              reserved1;
 483         const AT91PF_OpenSvcXmodem              OpenSvcXmodem;
 484         const AT91PF_OpenCtlTempo               OpenCtlTempo;
 485         const unsigned int                              reserved2;
 486         const unsigned int                              reserved3;
 487         const unsigned int                              reserved4;
 488         const AT91PF_SVC_CRC16                  CRC16;
 489         const AT91PF_SVC_CRCCCITT               CRCCCITT;
 490         const AT91PF_SVC_CRCHDLC                CRCHDLC;
 491         const AT91PF_SVC_CRC32                  CRC32;
 492         const AT91PS_SVC_CRC_BIT_REV    Bit_Reverse_Array;
 493         const AT91PS_SINE_TAB                   SineTab;
 494         const AT91PF_Sinus              Sine;
 495 } AT91S_RomBoot, *AT91PS_RomBoot;
 496
 497 #define AT91C_ROM_BOOT_ADDRESS ((const AT91S_RomBoot *) ( *((unsigned int *) (AT91C_BASE_ROM + 0x20))) )
 498
 499 #endif
 500