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1 // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifndef __FLASH_NOR_H__ |
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17 #define __FLASH_NOR_H__ |
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18 |
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19 // If Flash parameters are not already defined, set them to Tyax values. |
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20 #ifndef FLASHERASEBLOCKSIZE |
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21 #define FLASHERASEBLOCKSIZE 0x20000 //128KB |
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22 #endif |
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23 #ifndef FLASHWRITEBUFSIZE |
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24 #define FLASHWRITEBUFSIZE 0x40 //64 bytes |
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25 #endif |
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26 |
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27 /////////////////////////////////////////////////////////////////////////////// |
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28 // |
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29 // CFI - flash identification |
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30 // |
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31 /////////////////////////////////////////////////////////////////////////////// |
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32 enum CfiManifacturerId |
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33 { |
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34 CFI_MANUF_SPANSION = 0x01, |
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35 CFI_MANUF_INTEL = 0x89, |
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36 CFI_MANUF_ANY = (TUint16) -1, // some manufacturers' flash chips comform to one standard CFI command set |
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37 }; |
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38 |
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39 enum CfiDeviceId |
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40 { |
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41 CFI_DEV_S29GL512N = 0x227e, |
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42 CFI_DEV_SIBLEY = 0x88b1, // Intel Sibley as found on 3430 SDP (H6) |
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43 CFI_DEV_28F256L18T = 0x880d, // Intel Tyax as found on my H4 |
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44 CFI_DEV_ANY = (TUint16) -1, // some manufacturers' flash chips comform to one standard CFI command set |
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45 }; |
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46 |
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47 typedef struct |
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48 { |
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49 TPtrC name; |
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50 TUint16 manufacturerId; |
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51 TUint16 deviceId; |
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52 |
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53 TInt (*reset)(TUint32 flashId, TUint32 address); |
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54 TInt (*erase)(TUint32 flashId, TUint32 aBase, TUint32 anAddr, TUint32 aSize); |
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55 TInt (*write)(TUint32 flashId, TUint32 anAddr, TUint32 aSize, const TUint32* aPS); |
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56 |
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57 TUint blockSize; // the physical block size of the flash |
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58 } |
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59 TFlashInfo; |
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60 |
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61 const TUint FLASH_TYPE_UNKNOWN = 0; |
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62 |
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63 /////////////////////////////////////////////////////////////////////////////// |
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64 // |
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65 // CFI - generic command processing |
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66 // |
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67 /////////////////////////////////////////////////////////////////////////////// |
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68 typedef struct |
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69 { |
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70 TUint32 location; // where to write this command to |
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71 TUint32 offset; // the offset for this command |
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72 TUint32 command; // the command itself |
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73 } |
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74 TCfiCommands; |
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75 |
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76 enum |
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77 { |
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78 CFI_BASE8, // use the base address for this 8 bit command |
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79 CFI_SECTOR8, // use the sector address for this 8 bit command |
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80 |
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81 CFI_END = (TUint32) -1 // used to mark the end of the command sequence |
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82 }; |
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83 |
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84 |
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85 |
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86 const TUint32 KFlashEraseBlockSize = FLASHERASEBLOCKSIZE; |
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87 const TUint32 KFlashWriteBufSize = FLASHWRITEBUFSIZE; |
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88 const TUint32 KRebootDelaySecs = 5; // Delay(S) between flashing bootldr to reboot |
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89 |
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90 // Flash commands |
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91 //const TUint8 KCmdWordProgram = 0x40 ; |
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92 const TUint8 KCmdBlockErase1 = 0x20 ; |
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93 const TUint8 KCmdBlockErase2 = 0xd0 ; |
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94 //const TUint8 KCmdEraseSuspend = 0xb0 ; |
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95 //const TUint8 KCmdEraseResume = 0xd0 ; |
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96 const TUint8 KCmdReadStatus = 0x70 ; |
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97 const TUint8 KCmdClearStatus = 0x50 ; |
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98 const TUint8 KCmdReadArrayMode = 0xFF ; |
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99 const TUint8 KCmdClearBlockLockBit1 = 0x60 ; |
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100 const TUint8 KCmdClearBlockLockBit2 = 0xD0 ; |
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101 //const TUint8 KCmdSetBlockLockBit1 = 0x60 ; |
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102 //const TUint8 KCmdSetBlockLockBit2 = 0x01 ; |
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103 |
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104 // Flash status |
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105 const TUint8 KStatusBusy = 0x80 ; |
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106 //const TUint8 KStatusProgramError = 0x38 ; |
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107 //const TUint8 KStatusVoltageError = 0x08 ; |
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108 const TUint8 KStatusCmdSeqError = 0x30 ; |
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109 const TUint8 KStatusLockBitError = 0x20 ; |
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110 |
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111 const TUint8 KCmdWriteStatusSibley = 0xE9; // Sibley write |
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112 const TUint8 KCmdWriteStatus = 0xE8; // send Tyax write |
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113 |
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114 GLREF_C TUint32 * GetFlashChunk(void); |
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115 GLREF_C TBool BlankCheck (TUint32 anAddr, TUint32 aSize); |
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116 GLREF_C TInt Erase (TUint32 anAddr, TUint32 aSize); |
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117 GLREF_C TInt Write (TUint32 anAddr, TUint32 aSize, const TUint32* aPS); |
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118 |
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119 #endif |