/* ---------------------------------------------------------------------------- | |
* SAM Software Package License | |
* ---------------------------------------------------------------------------- | |
* Copyright (c) 2012, Atmel Corporation | |
* | |
* All rights reserved. | |
* | |
* Redistribution and use in source and binary forms, with or without | |
* modification, are permitted provided that the following condition is met: | |
* | |
* - Redistributions of source code must retain the above copyright notice, | |
* this list of conditions and the disclaimer below. | |
* | |
* Atmel's name may not be used to endorse or promote products derived from | |
* this software without specific prior written permission. | |
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR | |
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* ---------------------------------------------------------------------------- | |
*/ | |
#ifndef _SAMA5_TRNG_COMPONENT_ | |
#define _SAMA5_TRNG_COMPONENT_ | |
/* ============================================================================= */ | |
/** SOFTWARE API DEFINITION FOR True Random Number Generator */ | |
/* ============================================================================= */ | |
/** \addtogroup SAMA5_TRNG True Random Number Generator */ | |
/*@{*/ | |
#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) | |
/** \brief Trng hardware registers */ | |
typedef struct { | |
WoReg TRNG_CR; /**< \brief (Trng Offset: 0x00) Control Register */ | |
RoReg Reserved1[3]; | |
WoReg TRNG_IER; /**< \brief (Trng Offset: 0x10) Interrupt Enable Register */ | |
WoReg TRNG_IDR; /**< \brief (Trng Offset: 0x14) Interrupt Disable Register */ | |
RoReg TRNG_IMR; /**< \brief (Trng Offset: 0x18) Interrupt Mask Register */ | |
RoReg TRNG_ISR; /**< \brief (Trng Offset: 0x1C) Interrupt Status Register */ | |
RoReg Reserved2[12]; | |
RoReg TRNG_ODATA; /**< \brief (Trng Offset: 0x50) Output Data Register */ | |
} Trng; | |
#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ | |
/* -------- TRNG_CR : (TRNG Offset: 0x00) Control Register -------- */ | |
#define TRNG_CR_ENABLE (0x1u << 0) /**< \brief (TRNG_CR) Enables the TRNG to provide random values */ | |
#define TRNG_CR_KEY_Pos 8 | |
#define TRNG_CR_KEY_Msk (0xffffffu << TRNG_CR_KEY_Pos) /**< \brief (TRNG_CR) Security Key */ | |
#define TRNG_CR_KEY(value) ((TRNG_CR_KEY_Msk & ((value) << TRNG_CR_KEY_Pos))) | |
/* -------- TRNG_IER : (TRNG Offset: 0x10) Interrupt Enable Register -------- */ | |
#define TRNG_IER_DATRDY (0x1u << 0) /**< \brief (TRNG_IER) Data Ready Interrupt Enable */ | |
/* -------- TRNG_IDR : (TRNG Offset: 0x14) Interrupt Disable Register -------- */ | |
#define TRNG_IDR_DATRDY (0x1u << 0) /**< \brief (TRNG_IDR) Data Ready Interrupt Disable */ | |
/* -------- TRNG_IMR : (TRNG Offset: 0x18) Interrupt Mask Register -------- */ | |
#define TRNG_IMR_DATRDY (0x1u << 0) /**< \brief (TRNG_IMR) Data Ready Interrupt Mask */ | |
/* -------- TRNG_ISR : (TRNG Offset: 0x1C) Interrupt Status Register -------- */ | |
#define TRNG_ISR_DATRDY (0x1u << 0) /**< \brief (TRNG_ISR) Data Ready */ | |
/* -------- TRNG_ODATA : (TRNG Offset: 0x50) Output Data Register -------- */ | |
#define TRNG_ODATA_ODATA_Pos 0 | |
#define TRNG_ODATA_ODATA_Msk (0xffffffffu << TRNG_ODATA_ODATA_Pos) /**< \brief (TRNG_ODATA) Output Data */ | |
/*@}*/ | |
#endif /* _SAMA5_TRNG_COMPONENT_ */ |