diff options
Diffstat (limited to 'ports/cc3200/hal/crc.h')
| -rw-r--r-- | ports/cc3200/hal/crc.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/ports/cc3200/hal/crc.h b/ports/cc3200/hal/crc.h new file mode 100644 index 000000000..c0858bb1b --- /dev/null +++ b/ports/cc3200/hal/crc.h @@ -0,0 +1,98 @@ +//***************************************************************************** +// +// crc.h +// +// Defines and Macros for CRC module. +// +// Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ +// +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// +// Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// +// Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the +// distribution. +// +// Neither the name of Texas Instruments Incorporated nor the names of +// its contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +//***************************************************************************** + +#ifndef __DRIVERLIB_CRC_H__ +#define __DRIVERLIB_CRC_H__ + +//***************************************************************************** +// +// If building with a C++ compiler, make all of the definitions in this header +// have a C binding. +// +//***************************************************************************** +#ifdef __cplusplus +extern "C" +{ +#endif + +//***************************************************************************** +// +// The following defines are used in the ui32Config argument of the +// ECConfig function. +// +//***************************************************************************** +#define CRC_CFG_INIT_SEED 0x00000000 // Initialize with seed +#define CRC_CFG_INIT_0 0x00004000 // Initialize to all '0s' +#define CRC_CFG_INIT_1 0x00006000 // Initialize to all '1s' +#define CRC_CFG_SIZE_8BIT 0x00001000 // Input Data Size +#define CRC_CFG_SIZE_32BIT 0x00000000 // Input Data Size +#define CRC_CFG_RESINV 0x00000200 // Result Inverse Enable +#define CRC_CFG_OBR 0x00000100 // Output Reverse Enable +#define CRC_CFG_IBR 0x00000080 // Bit reverse enable +#define CRC_CFG_ENDIAN_SBHW 0x00000000 // Swap byte in half-word +#define CRC_CFG_ENDIAN_SHW 0x00000010 // Swap half-word +#define CRC_CFG_TYPE_P8005 0x00000000 // Polynomial 0x8005 +#define CRC_CFG_TYPE_P1021 0x00000001 // Polynomial 0x1021 +#define CRC_CFG_TYPE_P4C11DB7 0x00000002 // Polynomial 0x4C11DB7 +#define CRC_CFG_TYPE_P1EDC6F41 0x00000003 // Polynomial 0x1EDC6F41 +#define CRC_CFG_TYPE_TCPCHKSUM 0x00000008 // TCP checksum + +//***************************************************************************** +// +// Function prototypes. +// +//***************************************************************************** +extern void CRCConfigSet(uint32_t ui32Base, uint32_t ui32CRCConfig); +extern uint32_t CRCDataProcess(uint32_t ui32Base, void *puiDataIn, + uint32_t ui32DataLength, uint32_t ui32Config); +extern void CRCDataWrite(uint32_t ui32Base, uint32_t ui32Data); +extern uint32_t CRCResultRead(uint32_t ui32Base); +extern void CRCSeedSet(uint32_t ui32Base, uint32_t ui32Seed); + + +//***************************************************************************** +// +// Mark the end of the C bindings section for C++ compilers. +// +//***************************************************************************** +#ifdef __cplusplus +} +#endif + +#endif // __DRIVERLIB_CRC_H__ |