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1 /* |
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2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * naviengine_assp\uart\vserialkeyb.cpp |
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16 * Serial keyboard driver |
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17 * |
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18 */ |
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19 |
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20 |
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21 /** |
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22 @file |
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23 @internalTechnology |
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24 */ |
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25 |
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26 #include <e32keys.h> |
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27 #include <comm.h> |
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28 #include <assp.h> |
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29 #include "../naviengine.h" |
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30 #include <kernel/kern_priv.h> |
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31 #include "uart16550_ne.h" |
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32 #include "vserialkeyb.h" |
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33 #include "bootloader_variantconfig.h" |
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34 |
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35 TInt TSerialKeyboard::GetSerialPort(TUint& aBaud) |
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36 { |
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37 // Get the Ymodem serial port from NOR Flash config values and set the keyboard port appropriately. |
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38 // |
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39 // The debug port should be the same as the Ymodem port. The keyboard port should never be the same |
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40 // as the Ymodem port or else the image will fail to boot. |
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41 // |
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42 // Don't use port 2 as the keyboard port because we may not have a port 2 on the board. |
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43 // |
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44 // Therefore, depending on the YmodemG download port, set the keyboard port as follows: |
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45 // |
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46 // Ymodem Keyboard |
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47 // 0 1 |
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48 // 1 0 |
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49 // 2 1 |
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50 |
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51 TInt keyboardPort = 1; |
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52 aBaud = 115200; |
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53 TUint32 ConfigBlockAddressPhys = KNORFlashMaxBootloaderSize - KFlashEraseBlockSize; |
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54 |
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55 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: KNORFlashTargetAddr = %x", KNORFlashTargetAddr )); |
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56 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: KNORFlashTargetSize = %x", KNORFlashTargetSize )); |
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57 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: KNORFlashMaxBootloaderSize = %x", KNORFlashMaxBootloaderSize)); |
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58 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: KNORFlashMaxImageSize = %x", KNORFlashMaxImageSize )); |
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59 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: KFlashEraseBlockSize = %x", KFlashEraseBlockSize )); |
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60 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: ConfigBlockAddressPhys = %x", ConfigBlockAddressPhys )); |
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61 |
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62 { |
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63 DPlatChunkHw * chunk; |
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64 |
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65 TInt errorCode = DPlatChunkHw::New(chunk, ConfigBlockAddressPhys, KFlashEraseBlockSize, EMapAttrSupRw | EMapAttrFullyBlocking); |
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66 |
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67 if (errorCode == KErrNone) |
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68 { |
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69 TUint32 linearAddr = (TUint)chunk->LinearAddress(); |
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70 |
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71 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: linearAddr = %x", linearAddr)); |
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72 |
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73 SBootloaderConfig * configBlockPtr = (SBootloaderConfig * )linearAddr; |
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74 |
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75 //TUint32 magic = *((TUint32*)linearAddr); |
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76 if (configBlockPtr->iMagic == KUidUBootldrCfgMagic) |
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77 { |
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78 // valid config block |
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79 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: Valid config block, magic=%x", configBlockPtr->iMagic)); |
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80 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: ymodemPort == %d from NOR flash", configBlockPtr->iPortNumber)); |
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81 |
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82 switch (configBlockPtr->iPortNumber) |
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83 { |
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84 default: |
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85 case 0: keyboardPort=1; break; |
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86 case 1: keyboardPort=0; break; |
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87 case 2: keyboardPort=1; break; |
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88 } |
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89 |
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90 // Set the debug port to be the same as the Ymodem download port so that error messages get logged by trgtest |
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91 Kern::SuperPage().iDebugPort = configBlockPtr->iPortNumber; |
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92 } |
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93 else |
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94 { |
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95 // invalid config block |
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96 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: Invlaid config block, magic=%x", configBlockPtr->iMagic)); |
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97 } |
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98 } |
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99 else |
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100 { |
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101 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: error: failed to allocate chunk (%d)", errorCode)); |
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102 } |
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103 |
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104 // close the chunk |
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105 chunk->Close(chunk); |
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106 } |
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107 |
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108 __KTRACE_OPT(KEXTENSION,Kern::Printf("ubootldrkeyb: keyboardPort == %d", keyboardPort)); |
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109 return keyboardPort; |
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110 } |
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111 |