73 lines
3.8 KiB
C
73 lines
3.8 KiB
C
/* ----------------------------------------------------------------------------
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* SAM Software Package License
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* ----------------------------------------------------------------------------
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* Copyright (c) 2012, Atmel Corporation
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following condition is met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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#ifndef _SAM3XA_TRNG_COMPONENT_
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#define _SAM3XA_TRNG_COMPONENT_
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/* ============================================================================= */
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/** SOFTWARE API DEFINITION FOR True Random Number Generator */
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/* ============================================================================= */
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/** \addtogroup SAM3XA_TRNG True Random Number Generator */
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/*@{*/
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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/** \brief Trng hardware registers */
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typedef struct {
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WoReg TRNG_CR; /**< \brief (Trng Offset: 0x00) Control Register */
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RoReg Reserved1[3];
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WoReg TRNG_IER; /**< \brief (Trng Offset: 0x10) Interrupt Enable Register */
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WoReg TRNG_IDR; /**< \brief (Trng Offset: 0x14) Interrupt Disable Register */
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RoReg TRNG_IMR; /**< \brief (Trng Offset: 0x18) Interrupt Mask Register */
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RoReg TRNG_ISR; /**< \brief (Trng Offset: 0x1C) Interrupt Status Register */
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RoReg Reserved2[12];
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RoReg TRNG_ODATA; /**< \brief (Trng Offset: 0x50) Output Data Register */
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} Trng;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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/* -------- TRNG_CR : (TRNG Offset: 0x00) Control Register -------- */
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#define TRNG_CR_ENABLE (0x1u << 0) /**< \brief (TRNG_CR) Enables the TRNG to provide random values */
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#define TRNG_CR_KEY_Pos 8
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#define TRNG_CR_KEY_Msk (0xffffffu << TRNG_CR_KEY_Pos) /**< \brief (TRNG_CR) Security Key */
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#define TRNG_CR_KEY(value) ((TRNG_CR_KEY_Msk & ((value) << TRNG_CR_KEY_Pos)))
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/* -------- TRNG_IER : (TRNG Offset: 0x10) Interrupt Enable Register -------- */
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#define TRNG_IER_DATRDY (0x1u << 0) /**< \brief (TRNG_IER) Data Ready Interrupt Enable */
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/* -------- TRNG_IDR : (TRNG Offset: 0x14) Interrupt Disable Register -------- */
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#define TRNG_IDR_DATRDY (0x1u << 0) /**< \brief (TRNG_IDR) Data Ready Interrupt Disable */
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/* -------- TRNG_IMR : (TRNG Offset: 0x18) Interrupt Mask Register -------- */
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#define TRNG_IMR_DATRDY (0x1u << 0) /**< \brief (TRNG_IMR) Data Ready Interrupt Mask */
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/* -------- TRNG_ISR : (TRNG Offset: 0x1C) Interrupt Status Register -------- */
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#define TRNG_ISR_DATRDY (0x1u << 0) /**< \brief (TRNG_ISR) Data Ready */
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/* -------- TRNG_ODATA : (TRNG Offset: 0x50) Output Data Register -------- */
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#define TRNG_ODATA_ODATA_Pos 0
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#define TRNG_ODATA_ODATA_Msk (0xffffffffu << TRNG_ODATA_ODATA_Pos) /**< \brief (TRNG_ODATA) Output Data */
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/*@}*/
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#endif /* _SAM3XA_TRNG_COMPONENT_ */
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