1 | ; File name : FlashMenu.asm |
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2 | ; Project name : XTIDE Univeral BIOS Configurator |
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3 | ; Created date : 29.4.2010 |
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4 | ; Last update : 2.5.2010 |
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5 | ; Author : Tomi Tilli |
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6 | ; Description : Flash menu. |
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7 | |
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8 | |
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9 | ; Flash error codes returned from progress bar task function |
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10 | ERR_FLASH_SUCCESSFULL EQU 0 |
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11 | ERR_FLASH_POLL_TIMEOUT EQU 1 |
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12 | |
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13 | |
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14 | ; Section containing initialized data |
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15 | SECTION .data |
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16 | |
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17 | ; -Back to previous menu |
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18 | ; *Start flashing |
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19 | ; +SDP command (Enable) |
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20 | ; EEPROM address (D000h) |
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21 | ; Page size (1) |
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22 | ; Generate checksum byte (Y) |
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23 | |
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24 | ALIGN WORD_ALIGN |
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25 | g_MenuPageFlash: |
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26 | istruc MENUPAGE |
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27 | at MENUPAGE.bItemCnt, db 6 |
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28 | iend |
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29 | istruc MENUPAGEITEM ; Back to previous menu |
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30 | at MENUPAGEITEM.fnActivate, dw MainPageItem_ActivateLeaveSubmenu |
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31 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_NameForAnyType |
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32 | at MENUPAGEITEM.szName, dw g_szPreviousMenu |
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33 | at MENUPAGEITEM.szInfo, dw g_szNfoCfgBack |
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34 | at MENUPAGEITEM.szHelp, dw g_szNfoCfgBack |
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35 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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36 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_BACK |
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37 | iend |
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38 | istruc MENUPAGEITEM ; Start flashing |
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39 | at MENUPAGEITEM.fnActivate, dw FlashMenu_ActivateStartFlashing |
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40 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_NameForAnyType |
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41 | at MENUPAGEITEM.szName, dw g_szItemFlashStart |
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42 | at MENUPAGEITEM.szInfo, dw g_szNfoFlashStart |
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43 | at MENUPAGEITEM.szHelp, dw g_szNfoFlashStart |
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44 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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45 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_SPECIAL |
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46 | iend |
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47 | istruc MENUPAGEITEM ; SDP command |
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48 | at MENUPAGEITEM.fnActivate, dw FlashMenu_ActivateSdpCommand |
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49 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_LookupString |
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50 | at MENUPAGEITEM.pValue, dw g_cfgVars+CFGVARS.bSdpCommand |
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51 | at MENUPAGEITEM.pSubMenuPage, dw g_MenuPageSdpCommand |
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52 | at MENUPAGEITEM.rgszLookup, dw g_rgszSdpValueToString |
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53 | at MENUPAGEITEM.szName, dw g_szItemFlashSDP |
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54 | at MENUPAGEITEM.szInfo, dw g_szNfoFlashSDP |
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55 | at MENUPAGEITEM.szHelp, dw g_szHelpFlashSDP |
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56 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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57 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_NEXT |
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58 | iend |
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59 | istruc MENUPAGEITEM ; EEPROM address |
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60 | at MENUPAGEITEM.fnActivate, dw MenuPageItem_GetHexWordFromUserWithoutMarkingUnsaved |
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61 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_NameForAnyType |
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62 | at MENUPAGEITEM.pValue, dw g_cfgVars+CFGVARS.wEepromSegment |
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63 | at MENUPAGEITEM.szName, dw g_szItemFlashAddr |
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64 | at MENUPAGEITEM.szInfo, dw g_szNfoFlashAddr |
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65 | at MENUPAGEITEM.szHelp, dw g_szNfoFlashAddr |
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66 | at MENUPAGEITEM.szDialog, dw g_szDlgFlashAddr |
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67 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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68 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_HEX_WORD |
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69 | iend |
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70 | istruc MENUPAGEITEM ; Page size |
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71 | at MENUPAGEITEM.fnActivate, dw FlashMenu_ActivatePageSize |
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72 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_NameForAnyType |
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73 | at MENUPAGEITEM.pValue, dw g_cfgVars+CFGVARS.bPageSize |
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74 | at MENUPAGEITEM.wValueMin, dw 1 |
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75 | at MENUPAGEITEM.wValueMax, dw 64 |
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76 | at MENUPAGEITEM.szName, dw g_szItemFlashPageSize |
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77 | at MENUPAGEITEM.szInfo, dw g_szNfoFlashPageSize |
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78 | at MENUPAGEITEM.szHelp, dw g_szHelpFlashPageSize |
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79 | at MENUPAGEITEM.szDialog, dw g_szDlgFlashPageSize |
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80 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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81 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_UNSIGNED_BYTE |
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82 | iend |
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83 | istruc MENUPAGEITEM ; Generate checksum byte |
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84 | at MENUPAGEITEM.fnActivate, dw MenuPageItem_GetBoolFromUserWithoutMarkingUnsaved |
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85 | at MENUPAGEITEM.fnNameFormat, dw MenuPageItemFormat_NameForAnyType |
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86 | at MENUPAGEITEM.pValue, dw g_cfgVars+CFGVARS.wFlags |
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87 | at MENUPAGEITEM.wValueMask, dw FLG_CFGVARS_CHECKSUM |
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88 | at MENUPAGEITEM.szName, dw g_szItemFlashChecksum |
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89 | at MENUPAGEITEM.szInfo, dw g_szNfoFlashChecksum |
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90 | at MENUPAGEITEM.szHelp, dw g_szHelpFlashChecksum |
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91 | at MENUPAGEITEM.szDialog, dw g_szDlgFlashChecksum |
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92 | at MENUPAGEITEM.bFlags, db FLG_MENUPAGEITEM_VISIBLE |
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93 | at MENUPAGEITEM.bType, db TYPE_MENUPAGEITEM_FLAG |
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94 | iend |
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95 | |
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96 | |
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97 | ; Section containing code |
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98 | SECTION .text |
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99 | |
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100 | ;-------------------------------------------------------------------- |
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101 | ; FlashMenu_ActivateSdpCommand |
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102 | ; Parameters: |
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103 | ; DS:SI Ptr to MENUPAGE |
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104 | ; DS:DI Ptr to MENUPAGEITEM |
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105 | ; SS:BP: Ptr to MENUVARS |
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106 | ; Returns: |
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107 | ; CF: Set if menuitem changed |
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108 | ; Cleared if no changes |
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109 | ; Corrupts registers: |
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110 | ; AX, BX, CX, DX |
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111 | ;-------------------------------------------------------------------- |
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112 | ALIGN JUMP_ALIGN |
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113 | FlashMenu_ActivateSdpCommand: |
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114 | call MainPageItem_ActivateSubmenuForGettingLookupValueWithoutMarkingUnsaved |
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115 | jnc SHORT .Return |
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116 | call FormatTitle_RedrawMenuTitle |
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117 | stc |
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118 | .Return: |
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119 | ret |
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120 | |
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121 | |
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122 | ;-------------------------------------------------------------------- |
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123 | ; FlashMenu_ActivatePageSize |
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124 | ; Parameters: |
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125 | ; DS:SI Ptr to MENUPAGE |
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126 | ; DS:DI Ptr to MENUPAGEITEM |
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127 | ; SS:BP: Ptr to MENUVARS |
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128 | ; Returns: |
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129 | ; CF: Set if menuitem changed |
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130 | ; Cleared if no changes |
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131 | ; Corrupts registers: |
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132 | ; AX, BX, CX, DX |
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133 | ;-------------------------------------------------------------------- |
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134 | ALIGN JUMP_ALIGN |
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135 | FlashMenu_ActivatePageSize: |
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136 | call MenuPageItem_GetByteFromUserWithoutMarkingUnsaved |
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137 | jnc SHORT .Cancel |
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138 | eMOVZX bx, BYTE [g_cfgVars+CFGVARS.bPageSize] |
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139 | eBSR ax, bx ; AX = Index of highest order bit |
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140 | mov cx, 1 |
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141 | xchg ax, cx |
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142 | shl ax, cl ; AX = 1, 2, 4, 8, 16, 32 or 64 |
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143 | mov [g_cfgVars+CFGVARS.bPageSize], al |
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144 | stc |
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145 | ret |
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146 | .Cancel: |
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147 | clc |
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148 | ret |
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149 | |
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150 | |
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151 | ;-------------------------------------------------------------------- |
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152 | ; FlashMenu_ActivateStartFlashing |
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153 | ; Parameters: |
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154 | ; DS:SI Ptr to MENUPAGE |
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155 | ; DS:DI Ptr to MENUPAGEITEM |
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156 | ; SS:BP: Ptr to MENUVARS |
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157 | ; Returns: |
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158 | ; CF: Set if menuitem changed |
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159 | ; Cleared if no changes |
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160 | ; Corrupts registers: |
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161 | ; AX, BX, CX, DX, ES |
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162 | ;-------------------------------------------------------------------- |
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163 | ALIGN JUMP_ALIGN |
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164 | FlashMenu_ActivateStartFlashing: |
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165 | test WORD [g_cfgVars+CFGVARS.wFlags], FLG_CFGVARS_CHECKSUM |
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166 | jz SHORT .CopyContentsForComparison |
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167 | call EEPROM_GenerateChecksum |
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168 | ALIGN JUMP_ALIGN |
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169 | .CopyContentsForComparison: |
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170 | call Flash_CopyCurrentContentsForComparison |
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171 | call FlashMenu_InitializeFlashVars |
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172 | call FlashMenu_CreateProgressDialogAndStartFlashing |
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173 | call FlashMenu_ProcessFlashResults |
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174 | clc |
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175 | ret |
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176 | |
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177 | ;-------------------------------------------------------------------- |
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178 | ; Initializes FLASHVARS. |
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179 | ; |
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180 | ; FlashMenu_InitializeFlashVars |
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181 | ; Parameters: |
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182 | ; DS: CS |
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183 | ; Returns: |
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184 | ; Nothing |
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185 | ; Corrupts registers: |
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186 | ; AX, CX, DX |
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187 | ;-------------------------------------------------------------------- |
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188 | ALIGN JUMP_ALIGN |
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189 | FlashMenu_InitializeFlashVars: |
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190 | ; Total number of pages to write |
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191 | xor dx, dx |
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192 | mov ax, [g_cfgVars+CFGVARS.wEepromSize] ; DX:AX = Bytes to write |
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193 | eMOVZX cx, BYTE [g_cfgVars+CFGVARS.bPageSize] |
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194 | div cx ; AX = Total number of pages |
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195 | mov [g_cfgVars+CFGVARS.flashVars+FLASHVARS.wTotalPages], ax |
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196 | mov [g_cfgVars+CFGVARS.flashVars+FLASHVARS.wPagesLeft], ax |
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197 | |
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198 | ; Number of pages to write before updating progress bar |
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199 | mov cx, WIDTH_DLG-4 |
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200 | div cx ; AX = Number of pages before update |
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201 | mov [g_cfgVars+CFGVARS.flashVars+FLASHVARS.wPagesBeforeDraw], ax |
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202 | |
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203 | ; Zero offset since nothing written yet |
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204 | mov WORD [g_cfgVars+CFGVARS.flashVars+FLASHVARS.wByteOffset], 0 |
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205 | ret |
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206 | |
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207 | ;-------------------------------------------------------------------- |
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208 | ; Shows progress bar dialog. |
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209 | ; |
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210 | ; FlashMenu_CreateProgressDialogAndStartFlashing |
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211 | ; Parameters: |
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212 | ; SS:BP: Ptr to MENUVARS |
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213 | ; Returns: |
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214 | ; AX: Return code from progress bar task function |
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215 | ; Corrupts registers: |
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216 | ; BX, CX, DX, ES |
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217 | ;-------------------------------------------------------------------- |
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218 | ALIGN JUMP_ALIGN |
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219 | FlashMenu_CreateProgressDialogAndStartFlashing: |
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220 | push ds |
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221 | push di |
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222 | push si |
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223 | |
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224 | mov bx, WIDTH_DLG | (5<<8) ; Height = 5 rows |
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225 | mov si, g_cfgVars+CFGVARS.flashVars ; DS:SI points to FLASHVARS |
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226 | push cs |
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227 | pop es |
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228 | mov di, FlashMenu_FlashProgressBarTask ; ES:DI points to progress bar task function |
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229 | call Menu_ShowProgDlg |
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230 | |
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231 | pop si |
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232 | pop di |
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233 | pop ds |
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234 | ret |
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235 | |
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236 | ;-------------------------------------------------------------------- |
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237 | ; Progress bar task function for flashing. |
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238 | ; Cursor will be set to Title string location so progress dialog |
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239 | ; title string can be modified if so wanted. |
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240 | ; Remember to return with RETF instead of RET! |
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241 | ; |
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242 | ; FlashMenu_FlashProgressBarTask |
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243 | ; Parameters: |
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244 | ; DS:SI: Pointer to FLASHVARS |
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245 | ; Returns: |
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246 | ; AX: Error code if task completed (CF set) |
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247 | ; Task completion percentage (0...100) if CF cleared |
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248 | ; CF: Set if task was completed or cancelled |
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249 | ; Cleared if task must be continued |
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250 | ; Corrupts registers: |
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251 | ; BX, CX, DX |
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252 | ;-------------------------------------------------------------------- |
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253 | ALIGN JUMP_ALIGN |
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254 | FlashMenu_FlashProgressBarTask: |
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255 | call FlashMenu_UpdateProgressBarTitle |
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256 | call FlashMenu_FlashAllPagesBeforeUpdate |
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257 | jc SHORT .Timeout |
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258 | call FlashMenu_CalculateCompletionPercentage |
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259 | jc SHORT .FlashComplete |
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260 | retf |
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261 | ALIGN JUMP_ALIGN |
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262 | .FlashComplete: |
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263 | mov ax, ERR_FLASH_SUCCESSFULL |
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264 | retf |
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265 | .Timeout: |
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266 | mov ax, ERR_FLASH_POLL_TIMEOUT |
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267 | retf |
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268 | |
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269 | |
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270 | ;-------------------------------------------------------------------- |
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271 | ; Updates progress bar dialog title string. |
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272 | ; |
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273 | ; FlashMenu_UpdateProgressBarTitle |
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274 | ; Parameters: |
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275 | ; DS:SI: Pointer to FLASHVARS |
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276 | ; Returns: |
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277 | ; Nothing |
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278 | ; Corrupts registers: |
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279 | ; AX, DX |
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280 | ;-------------------------------------------------------------------- |
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281 | ALIGN JUMP_ALIGN |
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282 | FlashMenu_UpdateProgressBarTitle: |
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283 | push si |
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284 | mov ax, [si+FLASHVARS.wTotalPages] |
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285 | sub ax, [si+FLASHVARS.wPagesLeft] ; AX=Pages written |
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286 | eMOVZX dx, BYTE [g_cfgVars+CFGVARS.bPageSize] |
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287 | mul dx ; AX=Bytes written |
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288 | |
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289 | push WORD [g_cfgVars+CFGVARS.wEepromSize] ; EEPROM size |
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290 | push ax ; Bytes written |
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291 | mov si, g_szFlashProgress |
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292 | call Print_Format |
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293 | add sp, BYTE 4 ; Clean stack |
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294 | pop si |
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295 | ret |
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296 | |
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297 | ;-------------------------------------------------------------------- |
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298 | ; Flashes pages until it is time to update progress bar. |
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299 | ; |
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300 | ; FlashMenu_FlashAllPagesBeforeUpdate |
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301 | ; Parameters: |
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302 | ; DS:SI: Pointer to FLASHVARS |
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303 | ; Returns: |
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304 | ; CF: Cleared if pages written successfully |
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305 | ; Set if polling timeout |
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306 | ; Corrupts registers: |
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307 | ; AX, BX, CX, DX |
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308 | ;-------------------------------------------------------------------- |
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309 | ALIGN JUMP_ALIGN |
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310 | FlashMenu_FlashAllPagesBeforeUpdate: |
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311 | push es |
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312 | push bp |
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313 | push di |
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314 | push si |
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315 | |
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316 | mov bp, si |
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317 | mov dx, [si+FLASHVARS.wPagesBeforeDraw] |
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318 | call FlashMenu_GetPointersToPageToFlash |
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319 | eMOVZX ax, BYTE [g_cfgVars+CFGVARS.bSdpCommand] |
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320 | eMOVZX cx, BYTE [g_cfgVars+CFGVARS.bPageSize] |
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321 | ALIGN JUMP_ALIGN |
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322 | .PageLoop: |
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323 | call Flash_WritePage |
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324 | jc SHORT .Return |
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325 | add [ds:bp+FLASHVARS.wByteOffset], cx |
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326 | clc |
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327 | dec WORD [ds:bp+FLASHVARS.wPagesLeft] |
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328 | jz SHORT .Return ; Test since .wPagesBeforeDraw might write too much |
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329 | dec dx |
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330 | jnz SHORT .PageLoop |
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331 | .Return: |
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332 | pop si |
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333 | pop di |
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334 | pop bp |
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335 | pop es |
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336 | ret |
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337 | |
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338 | ;-------------------------------------------------------------------- |
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339 | ; Returns all pointers required for flashing. |
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340 | ; |
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341 | ; FlashMenu_GetPointersToPageToFlash |
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342 | ; Parameters: |
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343 | ; DS:SI: Pointer to FLASHVARS |
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344 | ; Returns: |
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345 | ; DS:BX: Pointer to comparison buffer |
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346 | ; DS:SI: Pointer to source data buffer |
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347 | ; ES:DI: Pointer to EEPROM |
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348 | ; Corrupts registers: |
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349 | ; AX |
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350 | ;-------------------------------------------------------------------- |
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351 | ALIGN JUMP_ALIGN |
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352 | FlashMenu_GetPointersToPageToFlash: |
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353 | mov ax, [si+FLASHVARS.wByteOffset] |
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354 | call EEPROM_GetComparisonBufferPointerToDSBX |
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355 | call EEPROM_GetSourceBufferPointerToDSSI |
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356 | call EEPROM_GetEepromPointerToESDI |
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357 | add bx, ax |
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358 | add si, ax |
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359 | add di, ax |
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360 | ret |
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361 | |
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362 | |
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363 | ;-------------------------------------------------------------------- |
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364 | ; Returns all pointers required for flashing. |
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365 | ; |
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366 | ; FlashMenu_GetFlashPointersToNextPage |
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367 | ; Parameters: |
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368 | ; DS:SI: Pointer to FLASHVARS |
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369 | ; Returns: |
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370 | ; AX: Completion percentage (0...100) |
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371 | ; CF: Set if all done |
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372 | ; Cleared if not yet complete |
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373 | ; Corrupts registers: |
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374 | ; Nothing |
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375 | ;-------------------------------------------------------------------- |
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376 | ALIGN JUMP_ALIGN |
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377 | FlashMenu_CalculateCompletionPercentage: |
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378 | cmp WORD [si+FLASHVARS.wPagesLeft], 0 |
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379 | je SHORT .FlashComplete |
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380 | mov ax, 100 |
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381 | mul WORD [si+FLASHVARS.wPagesLeft] |
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382 | div WORD [si+FLASHVARS.wTotalPages] ; AX = Percentage left to write |
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383 | mov ah, 100 |
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384 | sub ah, al |
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385 | mov al, ah |
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386 | xor ah, ah ; AX = Percentage written (clears CF) |
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387 | ret |
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388 | ALIGN JUMP_ALIGN |
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389 | .FlashComplete: |
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390 | mov ax, 100 |
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391 | stc |
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392 | ret |
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393 | |
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394 | |
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395 | ;-------------------------------------------------------------------- |
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396 | ; Processes results from flashing. |
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397 | ; Computer will be rebooted if PC expansion card BIOS was flashed. |
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398 | ; |
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399 | ; FlashMenu_ProcessFlashResults |
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400 | ; Parameters: |
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401 | ; AX: Return code from progress bar task function |
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402 | ; DS:SI Ptr to MENUPAGE |
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403 | ; DS:DI Ptr to MENUPAGEITEM |
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404 | ; SS:BP: Ptr to MENUVARS |
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405 | ; Returns: |
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406 | ; Nothing |
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407 | ; Corrupts registers: |
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408 | ; AX, BX, CX, DX, ES |
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409 | ;-------------------------------------------------------------------- |
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410 | ALIGN JUMP_ALIGN |
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411 | FlashMenu_ProcessFlashResults: |
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412 | cmp ax, ERR_FLASH_POLL_TIMEOUT |
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413 | je SHORT FlashMenu_PollingTimeoutErrorDuringFlashing |
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414 | call Flash_WasDataWriteSuccessfull |
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415 | jne SHORT FlashMenu_DataVerifyErrorAfterFlashing |
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416 | ; Fall to FlashMenu_EepromFlashedSuccessfully |
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417 | |
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418 | ;-------------------------------------------------------------------- |
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419 | ; Computer will be rebooted if PC expansion card BIOS was flashed. |
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420 | ; |
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421 | ; FlashMenu_EepromFlashedSuccessfully |
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422 | ; Parameters: |
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423 | ; DS:SI Ptr to MENUPAGE |
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424 | ; DS:DI Ptr to MENUPAGEITEM |
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425 | ; SS:BP: Ptr to MENUVARS |
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426 | ; Returns: |
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427 | ; Nothing |
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428 | ; Corrupts registers: |
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429 | ; AX, BX, DX |
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430 | ;-------------------------------------------------------------------- |
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431 | FlashMenu_EepromFlashedSuccessfully: |
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432 | cmp WORD [g_cfgVars+CFGVARS.rgbEepromBuffers+ROMVARS.wRomSign], 0AA55h |
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433 | je SHORT .RebootSinceAllDone |
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434 | mov WORD [di+MENUPAGEITEM.szDialog], g_szFlashDoneContinue |
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435 | jmp MenuPageItem_DisplaySpecialFunctionDialog |
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436 | ALIGN JUMP_ALIGN |
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437 | .RebootSinceAllDone: |
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438 | mov WORD [di+MENUPAGEITEM.szDialog], g_szFlashDoneReboot |
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439 | call MenuPageItem_DisplaySpecialFunctionDialog |
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440 | mov al, 0FEh ; System reset (AT+ keyboard controller) |
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441 | out 64h, al ; Reset computer (AT+) |
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442 | jmp WORD 0F000h:0FFF0h ; Safe reset on XTs only |
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443 | |
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444 | ;-------------------------------------------------------------------- |
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445 | ; Displays flash error messages. |
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446 | ; |
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447 | ; FlashMenu_PollingTimeoutErrorDuringFlashing |
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448 | ; FlashMenu_DataVerifyErrorAfterFlashing |
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449 | ; Parameters: |
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450 | ; DS:SI Ptr to MENUPAGE |
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451 | ; DS:DI Ptr to MENUPAGEITEM |
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452 | ; SS:BP: Ptr to MENUVARS |
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453 | ; Returns: |
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454 | ; Nothing |
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455 | ; Corrupts registers: |
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456 | ; AX, BX, DX |
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457 | ;-------------------------------------------------------------------- |
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458 | ALIGN JUMP_ALIGN |
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459 | FlashMenu_PollingTimeoutErrorDuringFlashing: |
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460 | mov WORD [di+MENUPAGEITEM.szDialog], g_szFlashTimeout |
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461 | jmp MenuPageItem_DisplaySpecialFunctionDialog |
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462 | |
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463 | ALIGN JUMP_ALIGN |
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464 | FlashMenu_DataVerifyErrorAfterFlashing: |
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465 | mov WORD [di+MENUPAGEITEM.szDialog], g_szFlashVerifyErr |
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466 | jmp MenuPageItem_DisplaySpecialFunctionDialog |
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