1 /* ----------------------------------------------------------------------------
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2 * SAM Software Package License
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3 * ----------------------------------------------------------------------------
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4 * Copyright (c) 2011, Atmel Corporation
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6 * All rights reserved.
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8 * Redistribution and use in source and binary forms, with or without
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9 * modification, are permitted provided that the following conditions are met:
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11 * - Redistributions of source code must retain the above copyright notice,
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12 * this list of conditions and the disclaimer below.
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14 * Atmel's name may not be used to endorse or promote products derived from
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15 * this software without specific prior written permission.
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17 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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20 * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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23 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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24 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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25 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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26 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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27 * ----------------------------------------------------------------------------
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33 * Definitions and function prototype for smc module
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39 /*----------------------------------------------------------------------------
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41 *----------------------------------------------------------------------------*/
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44 /*----------------------------------------------------------------------------
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46 *----------------------------------------------------------------------------*/
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47 typedef union _SmcStatus {
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49 struct _SmcStatusBits {
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50 uint8_t smcSts:1, /**< NAND Flash Controller Status */
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51 xfrDone:1, /**< NFC Data Transfer Terminated */
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52 cmdDone:1, /**< Command Done */
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53 rbEdge: 1, /**< Ready/Busy Line 3 Edge Detected*/
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54 hammingReady:1; /**< Hamming ecc ready */
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58 /*----------------------------------------------------------------------------
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60 *----------------------------------------------------------------------------*/
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65 /** Base address of NFC SRAM */
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66 #define NFC_SRAM_BASE_ADDRESS 0x200000
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67 /** Base address for NFC Address Command */
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68 #define NFC_CMD_BASE_ADDR 0x70000000
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71 /* -------- NFCADDR_CMD : NFC Address Command -------- */
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72 #define NFCADDR_CMD_CMD1 (0xFFu << 2) /* Command Register Value for Cycle 1 */
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73 #define NFCADDR_CMD_CMD2 (0xFFu << 10) /* Command Register Value for Cycle 2 */
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74 #define NFCADDR_CMD_VCMD2 (0x1u << 18) /* Valid Cycle 2 Command */
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75 #define NFCADDR_CMD_ACYCLE (0x7u << 19) /* Number of Address required for the current command */
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76 #define NFCADDR_CMD_ACYCLE_NONE (0x0u << 19) /* No address cycle */
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77 #define NFCADDR_CMD_ACYCLE_ONE (0x1u << 19) /* One address cycle */
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78 #define NFCADDR_CMD_ACYCLE_TWO (0x2u << 19) /* Two address cycles */
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79 #define NFCADDR_CMD_ACYCLE_THREE (0x3u << 19) /* Three address cycles */
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80 #define NFCADDR_CMD_ACYCLE_FOUR (0x4u << 19) /* Four address cycles */
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81 #define NFCADDR_CMD_ACYCLE_FIVE (0x5u << 19) /* Five address cycles */
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82 #define NFCADDR_CMD_CSID (0x7u << 22) /* Chip Select Identifier */
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83 #define NFCADDR_CMD_CSID_0 (0x0u << 22) /* CS0 */
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84 #define NFCADDR_CMD_CSID_1 (0x1u << 22) /* CS1 */
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85 #define NFCADDR_CMD_CSID_2 (0x2u << 22) /* CS2 */
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86 #define NFCADDR_CMD_CSID_3 (0x3u << 22) /* CS3 */
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87 #define NFCADDR_CMD_CSID_4 (0x4u << 22) /* CS4 */
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88 #define NFCADDR_CMD_CSID_5 (0x5u << 22) /* CS5 */
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89 #define NFCADDR_CMD_CSID_6 (0x6u << 22) /* CS6 */
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90 #define NFCADDR_CMD_CSID_7 (0x7u << 22) /* CS7 */
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91 #define NFCADDR_CMD_DATAEN (0x1u << 25) /* NFC Data Enable */
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92 #define NFCADDR_CMD_DATADIS (0x0u << 25) /* NFC Data disable */
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93 #define NFCADDR_CMD_NFCRD (0x0u << 26) /* NFC Read Enable */
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94 #define NFCADDR_CMD_NFCWR (0x1u << 26) /* NFC Write Enable */
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95 #define NFCADDR_CMD_NFCCMD (0x1u << 27) /* NFC Command Enable */
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98 * ECC definitions (Hsiao Code Errors)
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101 /** A single bit was incorrect but has been recovered. */
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102 #define Hsiao_ERROR_SINGLEBIT 1
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104 /** The original code has been corrupted. */
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105 #define Hsiao_ERROR_ECC 2
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107 /** Multiple bits are incorrect in the data and they cannot be corrected. */
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108 #define Hsiao_ERROR_MULTIPLEBITS 3
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110 /*----------------------------------------------------------------------------
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111 * Exported functions
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112 *----------------------------------------------------------------------------*/
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118 extern void SMC_NFC_Configure(uint32_t mode);
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119 extern void SMC_NFC_Reset(void);
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120 extern void SMC_NFC_EnableNfc(void);
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121 extern void SMC_NFC_EnableSpareRead(void);
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122 extern void SMC_NFC_DisableSpareRead(void);
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123 extern void SMC_NFC_EnableSpareWrite(void);
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124 extern void SMC_NFC_DisableSpareWrite(void);
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125 extern uint8_t SMC_NFC_isSpareRead(void);
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126 extern uint8_t SMC_NFC_isSpareWrite(void);
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127 extern uint8_t SMC_NFC_isTransferComplete(void);
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128 extern uint8_t SMC_NFC_isReadyBusy(void);
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129 extern uint8_t SMC_NFC_isNfcBusy(void);
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130 extern uint32_t SMC_NFC_GetStatus(void);
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132 extern void SMC_NFC_SendCommand(uint32_t cmd, uint32_t addressCycle, uint32_t cycle0);
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133 extern void SMC_NFC_Wait_CommandDone(void);
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134 extern void SMC_NFC_Wait_XfrDone(void);
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135 extern void SMC_NFC_Wait_RBbusy(void);
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136 extern void SMC_NFC_Wait_HammingReady(void);
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138 extern void SMC_ECC_Configure(uint32_t type, uint32_t pageSize);
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139 extern uint32_t SMC_ECC_GetCorrectoinType(void);
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140 extern uint8_t SMC_ECC_GetStatus(uint8_t eccNumber);
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142 extern void SMC_ECC_GetValue(uint32_t *ecc);
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143 extern void SMC_ECC_GetEccParity(uint32_t pageDataSize, uint8_t *code, uint8_t busWidth);
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144 extern uint8_t SMC_ECC_VerifyHsiao(uint8_t *data, uint32_t size, const uint8_t *originalCode, const uint8_t *verifyCode, uint8_t busWidth);
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145 #endif /* #ifndef _SMC_ */
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