2 * Copyright (c) 2014, Texas Instruments Incorporated
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3 * All rights reserved.
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions
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9 * * Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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12 * * Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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16 * * Neither the name of Texas Instruments Incorporated nor the names of
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17 * its contributors may be used to endorse or promote products derived
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18 * from this software without specific prior written permission.
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20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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27 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 #ifndef __HW_REGACCESS__
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33 #define __HW_REGACCESS__
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36 #include "stdbool.h"
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38 //*****************************************************************************
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40 // Macro for enabling assert statements for debugging
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42 //*****************************************************************************
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44 //*****************************************************************************
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46 // Macros for hardware access
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48 //*****************************************************************************
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49 #define HWREG32(x) \
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50 (*((volatile uint32_t *)((uint16_t)x)))
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51 #define HWREG16(x) \
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52 (*((volatile uint16_t *)((uint16_t)x)))
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54 (*((volatile uint8_t *)((uint16_t)x)))
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56 //*****************************************************************************
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58 // SUCCESS and FAILURE for API return value
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60 //*****************************************************************************
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61 #define STATUS_SUCCESS 0x01
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62 #define STATUS_FAIL 0x00
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64 #endif // #ifndef __HW_REGACCESS__
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