/**
 * \file
 *
 * Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.
 *
 * \asf_license_start
 *
 * \page License
 *
 * Subject to your compliance with these terms, you may use Microchip
 * software and any derivatives exclusively with Microchip products.
 * It is your responsibility to comply with third party license terms applicable
 * to your use of third party software (including open source software) that
 * may accompany Microchip software.
 *
 * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
 * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
 * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
 * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
 * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
 * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
 * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
 * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE.  TO THE FULLEST EXTENT
 * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
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/*
 * Support and FAQ: visit <a href="https://www.microchip.com/support/">Microchip Support</a>
 */

#ifndef _SAM4E_AES_COMPONENT_
#define _SAM4E_AES_COMPONENT_

/* ============================================================================= */
/**  SOFTWARE API DEFINITION FOR Advanced Encryption Standard */
/* ============================================================================= */
/** \addtogroup SAM4E_AES Advanced Encryption Standard */
/*@{*/

#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
/** \brief Aes hardware registers */
typedef struct {
  __O  uint32_t AES_CR;        /**< \brief (Aes Offset: 0x00) Control Register */
  __IO uint32_t AES_MR;        /**< \brief (Aes Offset: 0x04) Mode Register */
  __I  uint32_t Reserved1[2];
  __O  uint32_t AES_IER;       /**< \brief (Aes Offset: 0x10) Interrupt Enable Register */
  __O  uint32_t AES_IDR;       /**< \brief (Aes Offset: 0x14) Interrupt Disable Register */
  __I  uint32_t AES_IMR;       /**< \brief (Aes Offset: 0x18) Interrupt Mask Register */
  __I  uint32_t AES_ISR;       /**< \brief (Aes Offset: 0x1C) Interrupt Status Register */
  __O  uint32_t AES_KEYWR[8];  /**< \brief (Aes Offset: 0x20) Key Word Register */
  __O  uint32_t AES_IDATAR[4]; /**< \brief (Aes Offset: 0x40) Input Data Register */
  __I  uint32_t AES_ODATAR[4]; /**< \brief (Aes Offset: 0x50) Output Data Register */
  __O  uint32_t AES_IVR[4];    /**< \brief (Aes Offset: 0x60) Initialization Vector Register */
} Aes;
#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
/* -------- AES_CR : (AES Offset: 0x00) Control Register -------- */
#define AES_CR_START (0x1u << 0) /**< \brief (AES_CR) Start Processing */
#define AES_CR_SWRST (0x1u << 8) /**< \brief (AES_CR) Software Reset */
/* -------- AES_MR : (AES Offset: 0x04) Mode Register -------- */
#define AES_MR_CIPHER (0x1u << 0) /**< \brief (AES_MR) Processing Mode */
#define AES_MR_DUALBUFF (0x1u << 3) /**< \brief (AES_MR) Dual Input Buffer */
#define   AES_MR_DUALBUFF_INACTIVE (0x0u << 3) /**< \brief (AES_MR) AES_IDATARx cannot be written during processing of previous block. */
#define   AES_MR_DUALBUFF_ACTIVE (0x1u << 3) /**< \brief (AES_MR) AES_IDATARx can be written during processing of previous block when SMOD = 0x2. It speeds up the overall runtime of large files. */
#define AES_MR_PROCDLY_Pos 4
#define AES_MR_PROCDLY_Msk (0xfu << AES_MR_PROCDLY_Pos) /**< \brief (AES_MR) Processing Delay */
#define AES_MR_PROCDLY(value) ((AES_MR_PROCDLY_Msk & ((value) << AES_MR_PROCDLY_Pos)))
#define AES_MR_SMOD_Pos 8
#define AES_MR_SMOD_Msk (0x3u << AES_MR_SMOD_Pos) /**< \brief (AES_MR) Start Mode */
#define   AES_MR_SMOD_MANUAL_START (0x0u << 8) /**< \brief (AES_MR) Manual Mode */
#define   AES_MR_SMOD_AUTO_START (0x1u << 8) /**< \brief (AES_MR) Auto Mode */
#define   AES_MR_SMOD_IDATAR0_START (0x2u << 8) /**< \brief (AES_MR) AES_IDATAR0 access only Auto Mode */
#define AES_MR_KEYSIZE_Pos 10
#define AES_MR_KEYSIZE_Msk (0x3u << AES_MR_KEYSIZE_Pos) /**< \brief (AES_MR) Key Size */
#define   AES_MR_KEYSIZE_AES128 (0x0u << 10) /**< \brief (AES_MR) AES Key Size is 128 bits */
#define   AES_MR_KEYSIZE_AES192 (0x1u << 10) /**< \brief (AES_MR) AES Key Size is 192 bits */
#define   AES_MR_KEYSIZE_AES256 (0x2u << 10) /**< \brief (AES_MR) AES Key Size is 256 bits */
#define AES_MR_OPMOD_Pos 12
#define AES_MR_OPMOD_Msk (0x7u << AES_MR_OPMOD_Pos) /**< \brief (AES_MR) Operation Mode */
#define   AES_MR_OPMOD_ECB (0x0u << 12) /**< \brief (AES_MR) ECB: Electronic Code Book mode */
#define   AES_MR_OPMOD_CBC (0x1u << 12) /**< \brief (AES_MR) CBC: Cipher Block Chaining mode */
#define   AES_MR_OPMOD_OFB (0x2u << 12) /**< \brief (AES_MR) OFB: Output Feedback mode */
#define   AES_MR_OPMOD_CFB (0x3u << 12) /**< \brief (AES_MR) CFB: Cipher Feedback mode */
#define   AES_MR_OPMOD_CTR (0x4u << 12) /**< \brief (AES_MR) CTR: Counter mode (16-bit internal counter) */
#define AES_MR_LOD (0x1u << 15) /**< \brief (AES_MR) Last Output Data Mode */
#define AES_MR_CFBS_Pos 16
#define AES_MR_CFBS_Msk (0x7u << AES_MR_CFBS_Pos) /**< \brief (AES_MR) Cipher Feedback Data Size */
#define   AES_MR_CFBS_SIZE_128BIT (0x0u << 16) /**< \brief (AES_MR) 128-bit */
#define   AES_MR_CFBS_SIZE_64BIT (0x1u << 16) /**< \brief (AES_MR) 64-bit */
#define   AES_MR_CFBS_SIZE_32BIT (0x2u << 16) /**< \brief (AES_MR) 32-bit */
#define   AES_MR_CFBS_SIZE_16BIT (0x3u << 16) /**< \brief (AES_MR) 16-bit */
#define   AES_MR_CFBS_SIZE_8BIT (0x4u << 16) /**< \brief (AES_MR) 8-bit */
#define AES_MR_CKEY_Pos 20
#define AES_MR_CKEY_Msk (0xfu << AES_MR_CKEY_Pos) /**< \brief (AES_MR) Key */
#define   AES_MR_CKEY_PASSWD (0xEu << 20) /**< \brief (AES_MR) This field must be written with 0xE the first time that AES_MR is programmed. For subsequent programming of the AES_MR, any value can be written, including that of 0xE.Always reads as 0. */
/* -------- AES_IER : (AES Offset: 0x10) Interrupt Enable Register -------- */
#define AES_IER_DATRDY (0x1u << 0) /**< \brief (AES_IER) Data Ready Interrupt Enable */
#define AES_IER_URAD (0x1u << 8) /**< \brief (AES_IER) Unspecified Register Access Detection Interrupt Enable */
/* -------- AES_IDR : (AES Offset: 0x14) Interrupt Disable Register -------- */
#define AES_IDR_DATRDY (0x1u << 0) /**< \brief (AES_IDR) Data Ready Interrupt Disable */
#define AES_IDR_URAD (0x1u << 8) /**< \brief (AES_IDR) Unspecified Register Access Detection Interrupt Disable */
/* -------- AES_IMR : (AES Offset: 0x18) Interrupt Mask Register -------- */
#define AES_IMR_DATRDY (0x1u << 0) /**< \brief (AES_IMR) Data Ready Interrupt Mask */
#define AES_IMR_URAD (0x1u << 8) /**< \brief (AES_IMR) Unspecified Register Access Detection Interrupt Mask */
/* -------- AES_ISR : (AES Offset: 0x1C) Interrupt Status Register -------- */
#define AES_ISR_DATRDY (0x1u << 0) /**< \brief (AES_ISR) Data Ready */
#define AES_ISR_URAD (0x1u << 8) /**< \brief (AES_ISR) Unspecified Register Access Detection Status */
#define AES_ISR_URAT_Pos 12
#define AES_ISR_URAT_Msk (0xfu << AES_ISR_URAT_Pos) /**< \brief (AES_ISR) Unspecified Register Access */
#define   AES_ISR_URAT_IDR_WR_PROCESSING (0x0u << 12) /**< \brief (AES_ISR) Input Data Register written during the data processing when SMOD = 0x2 mode. */
#define   AES_ISR_URAT_ODR_RD_PROCESSING (0x1u << 12) /**< \brief (AES_ISR) Output Data Register read during the data processing. */
#define   AES_ISR_URAT_MR_WR_PROCESSING (0x2u << 12) /**< \brief (AES_ISR) Mode Register written during the data processing. */
#define   AES_ISR_URAT_ODR_RD_SUBKGEN (0x3u << 12) /**< \brief (AES_ISR) Output Data Register read during the sub-keys generation. */
#define   AES_ISR_URAT_MR_WR_SUBKGEN (0x4u << 12) /**< \brief (AES_ISR) Mode Register written during the sub-keys generation. */
#define   AES_ISR_URAT_WOR_RD_ACCESS (0x5u << 12) /**< \brief (AES_ISR) Write-only register read access. */
/* -------- AES_KEYWR[8] : (AES Offset: 0x20) Key Word Register -------- */
#define AES_KEYWR_KEYW_Pos 0
#define AES_KEYWR_KEYW_Msk (0xffffffffu << AES_KEYWR_KEYW_Pos) /**< \brief (AES_KEYWR[8]) Key Word */
#define AES_KEYWR_KEYW(value) ((AES_KEYWR_KEYW_Msk & ((value) << AES_KEYWR_KEYW_Pos)))
/* -------- AES_IDATAR[4] : (AES Offset: 0x40) Input Data Register -------- */
#define AES_IDATAR_IDATA_Pos 0
#define AES_IDATAR_IDATA_Msk (0xffffffffu << AES_IDATAR_IDATA_Pos) /**< \brief (AES_IDATAR[4]) Input Data Word */
#define AES_IDATAR_IDATA(value) ((AES_IDATAR_IDATA_Msk & ((value) << AES_IDATAR_IDATA_Pos)))
/* -------- AES_ODATAR[4] : (AES Offset: 0x50) Output Data Register -------- */
#define AES_ODATAR_ODATA_Pos 0
#define AES_ODATAR_ODATA_Msk (0xffffffffu << AES_ODATAR_ODATA_Pos) /**< \brief (AES_ODATAR[4]) Output Data */
/* -------- AES_IVR[4] : (AES Offset: 0x60) Initialization Vector Register -------- */
#define AES_IVR_IV_Pos 0
#define AES_IVR_IV_Msk (0xffffffffu << AES_IVR_IV_Pos) /**< \brief (AES_IVR[4]) Initialization Vector */
#define AES_IVR_IV(value) ((AES_IVR_IV_Msk & ((value) << AES_IVR_IV_Pos)))

/*@}*/


#endif /* _SAM4E_AES_COMPONENT_ */
