Update repo

C2000Ware/driverlib/f2838x/driverlib_cm/gcrc.c

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+//###########################################################################
+//
+// FILE:   gcrc.c
+//
+// TITLE:  Driver for the GCRC module.
+//
+//###########################################################################
+// 
+// C2000Ware v5.04.00.00
+//
+// Copyright (C) 2024 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.
+// $
+//###########################################################################
+
+#include "gcrc.h"
+
+
+//*****************************************************************************
+//
+// GCRC_setFixedPolynomialDataPath()
+//
+//*****************************************************************************
+void
+GCRC_setFixedPolynomialDataPath(uint32_t base)
+{
+    //
+    // Check the arguments
+    //
+    ASSERT(GCRC_isBaseValid(base));
+
+    //
+    // Set the polynomial size, Endianness, dataType and Bitreverse fields
+    //
+    HWREG(base + GCRC_O_CRCCTRL) = ((uint32_t)GCRC_FIXEDPATH_POLYSIZE <<
+                                    GCRC_CRCCTRL_POLYSIZE_S) |
+                                   GCRC_FIXEDPATH_ENDIANNESS |
+                                   GCRC_FIXEDPATH_DATATYPE   |
+                                   GCRC_FIXEDPATH_BITREVERSE;
+
+    //
+    // Set the 32-bit polynomial
+    //
+    HWREG(base + GCRC_O_CRCPOLY) = GCRC_FIXEDPATH_POLY;
+
+    //
+    // Disable data masking
+    //
+    HWREG(base + GCRC_O_CRCDATAMASK) = GCRC_FIXEDPATH_DATAMASK;
+}
+
+//*****************************************************************************
+//
+// GCRC_writeData()
+//
+//*****************************************************************************
+void
+GCRC_writeData(uint32_t base, uint32_t data, uint32_t dataSize)
+{
+    //
+    // Check the arguments
+    //
+    ASSERT(GCRC_isBaseValid(base));
+    ASSERT((dataSize == GCRC_DATATYPE_8BIT)  ||
+           (dataSize == GCRC_DATATYPE_16BIT) ||
+           (dataSize == GCRC_DATATYPE_32BIT));
+
+    if(dataSize == GCRC_DATATYPE_8BIT)
+    {
+        //
+        // Perform a 8-bit write
+        //
+        HWREGB(base + GCRC_O_CRCDATAIN) = (uint8_t)data;
+    }
+    else if(dataSize == GCRC_DATATYPE_16BIT)
+    {
+        //
+        // Perform a 16-bit write
+        //
+        HWREGH(base + GCRC_O_CRCDATAIN) = (uint16_t)data;
+    }
+    else
+    {
+        //
+        // Perform a 32-bit write
+        //
+        HWREG(base + GCRC_O_CRCDATAIN) = data;
+    }
+}
+
+
+