00001 /* ---------------------------------------------------------------------------- */ 00002 /* Atmel Microcontroller Software Support */ 00003 /* SAM Software Package License */ 00004 /* ---------------------------------------------------------------------------- */ 00005 /* Copyright (c) 2015, Atmel Corporation */ 00006 /* */ 00007 /* All rights reserved. */ 00008 /* */ 00009 /* Redistribution and use in source and binary forms, with or without */ 00010 /* modification, are permitted provided that the following condition is met: */ 00011 /* */ 00012 /* - Redistributions of source code must retain the above copyright notice, */ 00013 /* this list of conditions and the disclaimer below. */ 00014 /* */ 00015 /* Atmel's name may not be used to endorse or promote products derived from */ 00016 /* this software without specific prior written permission. */ 00017 /* */ 00018 /* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ 00019 /* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ 00020 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ 00021 /* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ 00022 /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ 00023 /* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ 00024 /* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ 00025 /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ 00026 /* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ 00027 /* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 00028 /* ---------------------------------------------------------------------------- */ 00029 00030 #ifndef _SAMV71_TRNG_COMPONENT_ 00031 #define _SAMV71_TRNG_COMPONENT_ 00032 00033 /* ============================================================================= */ 00034 /** SOFTWARE API DEFINITION FOR True Random Number Generator */ 00035 /* ============================================================================= */ 00036 /** \addtogroup SAMV71_TRNG True Random Number Generator */ 00037 /*@{*/ 00038 00039 #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) 00040 /** \brief Trng hardware registers */ 00041 typedef struct { 00042 __O uint32_t TRNG_CR; /**< \brief (Trng Offset: 0x00) Control Register */ 00043 __I uint32_t Reserved1[3]; 00044 __O uint32_t TRNG_IER; /**< \brief (Trng Offset: 0x10) Interrupt Enable Register */ 00045 __O uint32_t TRNG_IDR; /**< \brief (Trng Offset: 0x14) Interrupt Disable Register */ 00046 __I uint32_t TRNG_IMR; /**< \brief (Trng Offset: 0x18) Interrupt Mask Register */ 00047 __I uint32_t TRNG_ISR; /**< \brief (Trng Offset: 0x1C) Interrupt Status Register */ 00048 __I uint32_t Reserved2[12]; 00049 __I uint32_t TRNG_ODATA; /**< \brief (Trng Offset: 0x50) Output Data Register */ 00050 __I uint32_t Reserved3[42]; 00051 __I uint32_t TRNG_VERSION; /**< \brief (Trng Offset: 0xFC) Version Register */ 00052 } Trng; 00053 #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ 00054 /* -------- TRNG_CR : (TRNG Offset: 0x00) Control Register -------- */ 00055 #define TRNG_CR_ENABLE (0x1u << 0) /**< \brief (TRNG_CR) Enables the TRNG to Provide Random Values */ 00056 #define TRNG_CR_KEY_Pos 8 00057 #define TRNG_CR_KEY_Msk (0xffffffu << TRNG_CR_KEY_Pos) /**< \brief (TRNG_CR) Security Key */ 00058 #define TRNG_CR_KEY(value) ((TRNG_CR_KEY_Msk & ((value) << TRNG_CR_KEY_Pos))) 00059 #define TRNG_CR_KEY_PASSWD (0x524E47u << 8) /**< \brief (TRNG_CR) Writing any other value in this field aborts the write operation. */ 00060 /* -------- TRNG_IER : (TRNG Offset: 0x10) Interrupt Enable Register -------- */ 00061 #define TRNG_IER_DATRDY (0x1u << 0) /**< \brief (TRNG_IER) Data Ready Interrupt Enable */ 00062 /* -------- TRNG_IDR : (TRNG Offset: 0x14) Interrupt Disable Register -------- */ 00063 #define TRNG_IDR_DATRDY (0x1u << 0) /**< \brief (TRNG_IDR) Data Ready Interrupt Disable */ 00064 /* -------- TRNG_IMR : (TRNG Offset: 0x18) Interrupt Mask Register -------- */ 00065 #define TRNG_IMR_DATRDY (0x1u << 0) /**< \brief (TRNG_IMR) Data Ready Interrupt Mask */ 00066 /* -------- TRNG_ISR : (TRNG Offset: 0x1C) Interrupt Status Register -------- */ 00067 #define TRNG_ISR_DATRDY (0x1u << 0) /**< \brief (TRNG_ISR) Data Ready */ 00068 /* -------- TRNG_ODATA : (TRNG Offset: 0x50) Output Data Register -------- */ 00069 #define TRNG_ODATA_ODATA_Pos 0 00070 #define TRNG_ODATA_ODATA_Msk (0xffffffffu << TRNG_ODATA_ODATA_Pos) /**< \brief (TRNG_ODATA) Output Data */ 00071 /* -------- TRNG_VERSION : (TRNG Offset: 0xFC) Version Register -------- */ 00072 #define TRNG_VERSION_VERSION_Pos 0 00073 #define TRNG_VERSION_VERSION_Msk (0xfffu << TRNG_VERSION_VERSION_Pos) /**< \brief (TRNG_VERSION) Version of the Hardware Module */ 00074 #define TRNG_VERSION_MFN_Pos 16 00075 #define TRNG_VERSION_MFN_Msk (0x7u << TRNG_VERSION_MFN_Pos) /**< \brief (TRNG_VERSION) Metal Fix Number */ 00076 00077 /*@}*/ 00078 00079 00080 #endif /* _SAMV71_TRNG_COMPONENT_ */