spi.h

00001 /*****************************************************************************
00002 *
00003 *  spi.h  - CC3000 Host Driver Implementation.
00004 *  Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
00005 *
00006 *  Redistribution and use in source and binary forms, with or without
00007 *  modification, are permitted provided that the following conditions
00008 *  are met:
00009 *
00010 *    Redistributions of source code must retain the above copyright
00011 *    notice, this list of conditions and the following disclaimer.
00012 *
00013 *    Redistributions in binary form must reproduce the above copyright
00014 *    notice, this list of conditions and the following disclaimer in the
00015 *    documentation and/or other materials provided with the   
00016 *    distribution.
00017 *
00018 *    Neither the name of Texas Instruments Incorporated nor the names of
00019 *    its contributors may be used to endorse or promote products derived
00020 *    from this software without specific prior written permission.
00021 *
00022 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
00023 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
00024 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00025 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
00026 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
00027 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
00028 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00029 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00030 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
00031 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
00032 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00033 *
00034 *****************************************************************************/
00035 
00036 
00037 #ifndef __SPI_H__
00038 #define __SPI_H__
00039 
00040 //#include <string.h>
00041 //#include <stdlib.h>
00042 //#include <stdio.h>
00043 
00044 
00045 
00046 //*****************************************************************************
00047 //
00048 // If building with a C++ compiler, make all of the definitions in this header
00049 // have a C binding.
00050 //
00051 //*****************************************************************************
00052 #ifdef  __cplusplus
00053 extern "C" {
00054 #endif
00055 
00056 typedef void (*gcSpiHandleRx)(void *p);
00057 typedef void (*gcSpiHandleTx)(void);
00058 
00059 extern unsigned char wlan_tx_buffer[];
00060 
00061 //*****************************************************************************
00062 //
00063 // Prototypes for the APIs.
00064 //
00065 //*****************************************************************************
00066 extern void SpiOpen(gcSpiHandleRx pfRxHandler);
00067 extern void SpiClose(void);
00068 extern long SpiWrite(unsigned char *pUserBuffer, unsigned short usLength);
00069 extern void SpiResumeSpi(void);
00070 extern void SpiConfigureHwMapping(    unsigned long ulPioPortAddress,
00071                                     unsigned long ulPort, 
00072                                     unsigned long ulSpiCs, 
00073                                     unsigned long ulPortInt, 
00074                                     unsigned long uluDmaPort,
00075                                     unsigned long ulSsiPortAddress,
00076                                     unsigned long ulSsiTx,
00077                                     unsigned long ulSsiRx,
00078                                     unsigned long ulSsiClck);
00079 extern void SpiCleanGPIOISR(void);
00080 extern int init_spi(void);
00081 extern void ReadWriteFrame(unsigned char *pTxBuffer, unsigned char *pRxBuffer, unsigned short size);
00082 extern long TXBufferIsEmpty(void);
00083 extern long RXBufferIsEmpty(void);
00084 extern void IntSpiGPIOHandler(void);
00085 
00086 //*****************************************************************************
00087 //
00088 // Mark the end of the C bindings section for C++ compilers.
00089 //
00090 //*****************************************************************************
00091 #ifdef  __cplusplus
00092 }
00093 #endif // __cplusplus
00094 
00095 #endif
00096 
00097