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Diffstat (limited to 'lib/sam4e/include/component/aes.h')
| -rw-r--r-- | lib/sam4e/include/component/aes.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/lib/sam4e/include/component/aes.h b/lib/sam4e/include/component/aes.h new file mode 100644 index 00000000..d3875a7f --- /dev/null +++ b/lib/sam4e/include/component/aes.h @@ -0,0 +1,149 @@ +/* ---------------------------------------------------------------------------- */ +/* Atmel Microcontroller Software Support */ +/* SAM Software Package License */ +/* ---------------------------------------------------------------------------- */ +/* Copyright (c) %copyright_year%, 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. */ +/* */ +/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ +/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ +/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ +/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ +/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ +/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ +/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ +/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ +/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/* ---------------------------------------------------------------------------- */ + +#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 { + WoReg AES_CR; /**< \brief (Aes Offset: 0x00) Control Register */ + RwReg AES_MR; /**< \brief (Aes Offset: 0x04) Mode Register */ + RoReg Reserved1[2]; + WoReg AES_IER; /**< \brief (Aes Offset: 0x10) Interrupt Enable Register */ + WoReg AES_IDR; /**< \brief (Aes Offset: 0x14) Interrupt Disable Register */ + RoReg AES_IMR; /**< \brief (Aes Offset: 0x18) Interrupt Mask Register */ + RoReg AES_ISR; /**< \brief (Aes Offset: 0x1C) Interrupt Status Register */ + WoReg AES_KEYWR[8]; /**< \brief (Aes Offset: 0x20) Key Word Register */ + WoReg AES_IDATAR[4]; /**< \brief (Aes Offset: 0x40) Input Data Register */ + RoReg AES_ODATAR[4]; /**< \brief (Aes Offset: 0x50) Output Data Register */ + WoReg 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(value) ((AES_MR_CKEY_Msk & ((value) << AES_MR_CKEY_Pos))) +/* -------- AES_IER : (AES Offset: 0x10) Interrupt Enable Register -------- */ +#define AES_IER_DATRDY (0x1u << 0) /**< \brief (AES_IER) Data Ready Interrupt Enable */ +#define AES_IER_ENDRX (0x1u << 1) /**< \brief (AES_IER) End of Receive Buffer Interrupt Enable */ +#define AES_IER_ENDTX (0x1u << 2) /**< \brief (AES_IER) End of Transmit Buffer Interrupt Enable */ +#define AES_IER_RXBUFF (0x1u << 3) /**< \brief (AES_IER) Receive Buffer Full Interrupt Enable */ +#define AES_IER_TXBUFE (0x1u << 4) /**< \brief (AES_IER) Transmit Buffer Empty 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_ENDRX (0x1u << 1) /**< \brief (AES_IDR) End of Receive Buffer Interrupt Disable */ +#define AES_IDR_ENDTX (0x1u << 2) /**< \brief (AES_IDR) End of Transmit Buffer Interrupt Disable */ +#define AES_IDR_RXBUFF (0x1u << 3) /**< \brief (AES_IDR) Receive Buffer Full Interrupt Disable */ +#define AES_IDR_TXBUFE (0x1u << 4) /**< \brief (AES_IDR) Transmit Buffer Empty 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_ENDRX (0x1u << 1) /**< \brief (AES_IMR) End of Receive Buffer Interrupt Mask */ +#define AES_IMR_ENDTX (0x1u << 2) /**< \brief (AES_IMR) End of Transmit Buffer Interrupt Mask */ +#define AES_IMR_RXBUFF (0x1u << 3) /**< \brief (AES_IMR) Receive Buffer Full Interrupt Mask */ +#define AES_IMR_TXBUFE (0x1u << 4) /**< \brief (AES_IMR) Transmit Buffer Empty 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_ENDRX (0x1u << 1) /**< \brief (AES_ISR) End of RX Buffer */ +#define AES_ISR_ENDTX (0x1u << 2) /**< \brief (AES_ISR) End of TX Buffer */ +#define AES_ISR_RXBUFF (0x1u << 3) /**< \brief (AES_ISR) RX Buffer Full */ +#define AES_ISR_TXBUFE (0x1u << 4) /**< \brief (AES_ISR) TX Buffer Empty */ +#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_ */ |