[57] | 1 | ; Project name : XTIDE Universal BIOS Configurator v2
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| 2 | ; Description : Functions for accessing MENUITEM structs.
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| 3 |
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| 4 | ; Section containing code
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| 5 | SECTION .text
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| 6 |
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| 7 | ;--------------------------------------------------------------------
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| 8 | ; Menuitem_DisplayHelpMessageFromDSSI
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| 9 | ; Parameters:
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| 10 | ; DS:SI: Ptr to MENUITEM
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| 11 | ; Returns:
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| 12 | ; Nothing
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| 13 | ; Corrupts registers:
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| 14 | ; AX, DX, DI
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| 15 | ;--------------------------------------------------------------------
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| 16 | ALIGN JUMP_ALIGN
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| 17 | Menuitem_DisplayHelpMessageFromDSSI:
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| 18 | mov di, [si+MENUITEM.szName]
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| 19 | mov dx, [si+MENUITEM.szHelp]
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| 20 | jmp Dialogs_DisplayHelpFromCSDXwithTitleInCSDI
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| 21 |
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| 22 |
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| 23 | ;--------------------------------------------------------------------
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[108] | 24 | ; Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI
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[57] | 25 | ; Parameters:
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| 26 | ; DS:SI: Ptr to MENUITEM
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| 27 | ; Returns:
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| 28 | ; Nothing
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| 29 | ; Corrupts registers:
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| 30 | ; AX, BX, CX, SI, DI, ES
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| 31 | ;--------------------------------------------------------------------
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| 32 | ALIGN JUMP_ALIGN
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[108] | 33 | Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI:
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[107] | 34 | call Registers_CopyDSSItoESDI
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[57] | 35 |
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| 36 | mov cx, DIALOG_INPUT_size
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| 37 | call Memory_ReserveCXbytesFromStackToDSSI
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| 38 | call InitializeDialogInputInDSSIfromMenuitemInESDI
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[108] | 39 | mov ax, [es:di+MENUITEM.itemValue + ITEM_VALUE.szMultichoice]
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[57] | 40 | mov [si+DIALOG_INPUT.fszItems], ax
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| 41 | push di
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| 42 | CALL_MENU_LIBRARY GetSelectionToAXwithInputInDSSI
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| 43 | pop di
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| 44 |
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| 45 | cmp ax, BYTE NO_ITEM_SELECTED
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| 46 | je SHORT .NothingToChange
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[107] | 47 | call Registers_CopyESDItoDSSI
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[57] | 48 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI
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| 49 | .NothingToChange:
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| 50 | add sp, BYTE DIALOG_INPUT_size
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| 51 | ret
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| 52 |
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| 53 |
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| 54 | ;--------------------------------------------------------------------
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| 55 | ; Menuitem_ActivateHexInputForMenuitemInDSSI
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| 56 | ; Parameters:
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| 57 | ; DS:SI: Ptr to MENUITEM
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| 58 | ; Returns:
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| 59 | ; Nothing
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| 60 | ; Corrupts registers:
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| 61 | ; AX, BX, CX, SI, DI, ES
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| 62 | ;--------------------------------------------------------------------
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| 63 | ALIGN JUMP_ALIGN
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| 64 | Menuitem_ActivateHexInputForMenuitemInDSSI:
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[107] | 65 | call Registers_CopyDSSItoESDI
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[57] | 66 |
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| 67 | mov cx, WORD_DIALOG_IO_size
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| 68 | call Memory_ReserveCXbytesFromStackToDSSI
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| 69 | call InitializeDialogInputInDSSIfromMenuitemInESDI
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| 70 | mov BYTE [si+WORD_DIALOG_IO.bNumericBase], 16
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| 71 | jmp SHORT ContinueWordInput
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| 72 |
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| 73 | ;--------------------------------------------------------------------
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| 74 | ; Menuitem_ActivateUnsignedInputForMenuitemInDSSI
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| 75 | ; Parameters:
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| 76 | ; DS:SI: Ptr to MENUITEM
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| 77 | ; Returns:
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| 78 | ; Nothing
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| 79 | ; Corrupts registers:
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| 80 | ; AX, BX, CX, SI, DI, ES
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| 81 | ;--------------------------------------------------------------------
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| 82 | ALIGN JUMP_ALIGN
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| 83 | Menuitem_ActivateUnsignedInputForMenuitemInDSSI:
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[107] | 84 | call Registers_CopyDSSItoESDI
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[57] | 85 |
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| 86 | mov cx, WORD_DIALOG_IO_size
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| 87 | call Memory_ReserveCXbytesFromStackToDSSI
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| 88 | call InitializeDialogInputInDSSIfromMenuitemInESDI
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| 89 | mov BYTE [si+WORD_DIALOG_IO.bNumericBase], 10
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| 90 | ContinueWordInput:
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| 91 | mov ax, [es:di+MENUITEM.itemValue + ITEM_VALUE.wMinValue]
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| 92 | mov [si+WORD_DIALOG_IO.wMin], ax
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| 93 | mov ax, [es:di+MENUITEM.itemValue + ITEM_VALUE.wMaxValue]
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| 94 | mov [si+WORD_DIALOG_IO.wMax], ax
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| 95 | push di
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| 96 | CALL_MENU_LIBRARY GetWordWithIoInDSSI
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| 97 | pop di
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| 98 |
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| 99 | cmp BYTE [si+WORD_DIALOG_IO.bUserCancellation], TRUE
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| 100 | je SHORT .NothingToChange
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| 101 | mov ax, [si+WORD_DIALOG_IO.wReturnWord]
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[107] | 102 | call Registers_CopyESDItoDSSI
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[57] | 103 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI
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| 104 | .NothingToChange:
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| 105 | add sp, BYTE WORD_DIALOG_IO_size
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| 106 | ret
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| 107 |
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| 108 |
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| 109 | ;--------------------------------------------------------------------
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| 110 | ; InitializeDialogInputInDSSIfromMenuitemInESDI
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| 111 | ; Parameters:
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| 112 | ; DS:SI: Ptr to DIALOG_INPUT
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| 113 | ; ES:DI: Ptr to MENUITEM
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| 114 | ; Returns:
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| 115 | ; Nothing
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| 116 | ; Corrupts registers:
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| 117 | ; AX
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| 118 | ;--------------------------------------------------------------------
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| 119 | ALIGN JUMP_ALIGN
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| 120 | InitializeDialogInputInDSSIfromMenuitemInESDI:
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| 121 | mov ax, [es:di+MENUITEM.itemValue + ITEM_VALUE.szDialogTitle]
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| 122 | mov [si+DIALOG_INPUT.fszTitle], ax
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| 123 | mov [si+DIALOG_INPUT.fszTitle+2], cs
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| 124 |
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| 125 | mov [si+DIALOG_INPUT.fszItems+2], cs
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| 126 |
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| 127 | mov ax, [es:di+MENUITEM.szQuickInfo]
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| 128 | mov [si+DIALOG_INPUT.fszInfo], ax
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| 129 | mov [si+DIALOG_INPUT.fszInfo+2], cs
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| 130 | ret
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| 131 |
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| 132 | ;--------------------------------------------------------------------
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| 133 | ; Menuitem_StoreValueFromAXtoMenuitemInDSSI
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| 134 | ; Parameters:
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[108] | 135 | ; AX: Value or multichoice selection to store
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[57] | 136 | ; DS:SI: Ptr to MENUITEM
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| 137 | ; SS:BP: Menu handle
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| 138 | ; Returns:
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| 139 | ; Nothing
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| 140 | ; Corrupts registers:
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| 141 | ; AX, BX, DI, ES
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| 142 | ;--------------------------------------------------------------------
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| 143 | ALIGN JUMP_ALIGN
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| 144 | Menuitem_StoreValueFromAXtoMenuitemInDSSI:
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| 145 | eMOVZX bx, BYTE [si+MENUITEM.bType]
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| 146 | cmp bl, TYPE_MENUITEM_HEX
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| 147 | ja SHORT .InvalidItemType
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| 148 |
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[59] | 149 | call GetConfigurationBufferToESDIforMenuitemInDSSI
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[57] | 150 | add di, [si+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset]
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| 151 | jmp [cs:bx+.rgfnJumpToStoreValueBasedOnItemType]
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| 152 |
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| 153 | ALIGN WORD_ALIGN
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| 154 | .rgfnJumpToStoreValueBasedOnItemType:
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| 155 | dw .InvalidItemType ; TYPE_MENUITEM_PAGEBACK
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| 156 | dw .InvalidItemType ; TYPE_MENUITEM_PAGENEXT
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| 157 | dw .InvalidItemType ; TYPE_MENUITEM_ACTION
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[108] | 158 | dw .StoreMultichoiceValueFromAXtoESDIwithItemInDSSI ; TYPE_MENUITEM_MULTICHOICE
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[57] | 159 | dw .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI ; TYPE_MENUITEM_UNSIGNED
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| 160 | dw .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI ; TYPE_MENUITEM_HEX
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| 161 |
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| 162 | ;--------------------------------------------------------------------
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[108] | 163 | ; .StoreMultichoiceValueFromAXtoESDIwithItemInDSSI
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[57] | 164 | ; Parameters:
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[108] | 165 | ; AX: Multichoice selection (index)
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[57] | 166 | ; DS:SI: Ptr to MENUITEM
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| 167 | ; ES:DI: Ptr to value variable
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| 168 | ; SS:BP: Menu handle
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| 169 | ; Returns:
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| 170 | ; Nothing
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| 171 | ; Corrupts registers:
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| 172 | ; AX, BX, DI
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| 173 | ;--------------------------------------------------------------------
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| 174 | ALIGN JUMP_ALIGN
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[108] | 175 | .StoreMultichoiceValueFromAXtoESDIwithItemInDSSI:
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[57] | 176 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_FLAGVALUE
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[108] | 177 | jz SHORT .TranslateChoiceToValueUsingLookupTable
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[57] | 178 |
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| 179 | test ax, ax ; Setting item flag?
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| 180 | mov ax, [si+MENUITEM.itemValue+ITEM_VALUE.wValueBitmask]
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| 181 | jnz SHORT .SetFlagFromAX
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| 182 | not ax
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| 183 | and [es:di], ax ; Clear flag
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| 184 | jmp SHORT .SetUnsavedChanges
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| 185 | ALIGN JUMP_ALIGN
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| 186 | .SetFlagFromAX:
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| 187 | or [es:di], ax
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| 188 | jmp SHORT .SetUnsavedChanges
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| 189 |
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| 190 | ALIGN JUMP_ALIGN
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[108] | 191 | .TranslateChoiceToValueUsingLookupTable:
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[199] | 192 | ;
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| 193 | ; if the lookup pointer is NULL, no translation is needed
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| 194 | ;
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| 195 | mov bx, [si+MENUITEM.itemValue+ITEM_VALUE.rgwChoiceToValueLookup]
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| 196 | test bx, bx
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| 197 | jz .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI
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| 198 |
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[57] | 199 | shl ax, 1 ; Shift for WORD lookup
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[199] | 200 | add bx, ax
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[57] | 201 | mov ax, [bx] ; Lookup complete
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| 202 | ; Fall to .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI
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| 203 |
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| 204 | ;--------------------------------------------------------------------
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| 205 | ; .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI
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| 206 | ; Parameters:
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| 207 | ; AX: Value to store
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| 208 | ; DS:SI: Ptr to MENUITEM
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| 209 | ; ES:DI: Ptr to value variable
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| 210 | ; SS:BP: Menu handle
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| 211 | ; Returns:
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| 212 | ; Nothing
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| 213 | ; Corrupts registers:
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| 214 | ; AX, DI
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| 215 | ;--------------------------------------------------------------------
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| 216 | ALIGN JUMP_ALIGN
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| 217 | .StoreByteOrWordValueFromAXtoESDIwithItemInDSSI:
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[199] | 218 | push bx
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| 219 | mov bx,[si+MENUITEM.itemValue+ITEM_VALUE.fnValueWriter]
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| 220 | test bx,bx
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| 221 | jz SHORT .NoWriter
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| 222 |
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| 223 | call bx
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| 224 |
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| 225 | .NoWriter:
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| 226 | pop bx
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[57] | 227 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_BYTEVALUE
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| 228 | jnz SHORT .StoreByteFromAL
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[199] | 229 |
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[57] | 230 | mov [es:di+1], ah
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| 231 | ALIGN JUMP_ALIGN
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| 232 | .StoreByteFromAL:
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| 233 | mov [es:di], al
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| 234 | ; Fall to .SetUnsavedChanges
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| 235 |
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| 236 | ;--------------------------------------------------------------------
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| 237 | ; .SetUnsavedChanges
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| 238 | ; Parameters:
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| 239 | ; DS:SI: Ptr to MENUITEM
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| 240 | ; SS:BP: Menu handle
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| 241 | ; Returns:
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| 242 | ; Nothing
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| 243 | ; Corrupts registers:
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| 244 | ; AX, DI
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| 245 | ;--------------------------------------------------------------------
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| 246 | ALIGN JUMP_ALIGN
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| 247 | .SetUnsavedChanges:
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[59] | 248 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_PROGRAMVAR
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| 249 | jnz SHORT .NoUnsavedChangesForProgramVariables
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[57] | 250 | call Buffers_SetUnsavedChanges
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[59] | 251 | .NoUnsavedChangesForProgramVariables:
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[57] | 252 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_MODIFY_MENU
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| 253 | jnz SHORT .ModifyItemVisibility
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| 254 | CALL_MENU_LIBRARY RefreshTitle
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| 255 | CALL_MENU_LIBRARY GetHighlightedItemToAX
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| 256 | CALL_MENU_LIBRARY RefreshItemFromAX
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[181] | 257 | .InvalidItemType:
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[57] | 258 | ret
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| 259 |
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| 260 | ALIGN JUMP_ALIGN
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| 261 | .ModifyItemVisibility:
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| 262 | push es
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| 263 | push ds
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| 264 | ePUSHA
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| 265 | call Menupage_GetActiveMenupageToDSDI
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| 266 | call [di+MENUPAGE.fnEnter]
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| 267 | ePOPA
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| 268 | pop ds
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| 269 | pop es
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| 270 | ret
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| 271 |
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| 272 |
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| 273 | ;--------------------------------------------------------------------
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| 274 | ; Menuitem_GetValueToAXfromMenuitemInDSSI
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| 275 | ; Parameters:
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| 276 | ; DS:SI: Ptr to MENUITEM
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| 277 | ; Returns:
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| 278 | ; AX: Menuitem value
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| 279 | ; Corrupts registers:
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| 280 | ; BX
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| 281 | ;--------------------------------------------------------------------
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| 282 | ALIGN JUMP_ALIGN
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| 283 | Menuitem_GetValueToAXfromMenuitemInDSSI:
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[59] | 284 | push es
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| 285 | push di
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[199] | 286 | push bx
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[59] | 287 | call GetConfigurationBufferToESDIforMenuitemInDSSI
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| 288 | add di, [si+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset]
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| 289 | mov ax, [es:di]
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[199] | 290 |
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[233] | 291 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_BYTEVALUE
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| 292 | jz SHORT .NoConvertWordToByteValue
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| 293 | xor ah, ah ; conversion needs to happen before call to the reader,
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| 294 | ; in case the reader unpacks the byte to a word
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| 295 |
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| 296 | .NoConvertWordToByteValue:
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[199] | 297 | mov bx, [si+MENUITEM.itemValue+ITEM_VALUE.fnValueReader]
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| 298 | test bx,bx
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| 299 | jz SHORT .NoReader
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| 300 |
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| 301 | call bx
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| 302 |
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| 303 | .NoReader:
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| 304 | pop bx
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[59] | 305 | pop di
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| 306 | pop es
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| 307 |
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[181] | 308 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_FLAGVALUE
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| 309 | jz SHORT .Return
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[57] | 310 |
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| 311 | test ax, [si+MENUITEM.itemValue+ITEM_VALUE.wValueBitmask]
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[181] | 312 | mov ax, TRUE<<1 ; Shift for lookup
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| 313 | jnz SHORT .Return
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[57] | 314 | xor ax, ax
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[233] | 315 |
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[181] | 316 | ALIGN JUMP_ALIGN, ret
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| 317 | .Return:
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[57] | 318 | ret
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[59] | 319 |
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| 320 |
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| 321 | ;--------------------------------------------------------------------
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| 322 | ; GetConfigurationBufferToESDIforMenuitemInDSSI
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| 323 | ; Parameters:
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| 324 | ; DS:SI: Ptr to MENUITEM
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| 325 | ; Returns:
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| 326 | ; ES:DI: Ptr to configuration buffer
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| 327 | ; Corrupts registers:
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| 328 | ; Nothing
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| 329 | ;--------------------------------------------------------------------
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| 330 | ALIGN JUMP_ALIGN
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| 331 | GetConfigurationBufferToESDIforMenuitemInDSSI:
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| 332 | test BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_PROGRAMVAR
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| 333 | jnz SHORT .ReturnCfgvarsInESDI
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| 334 | jmp Buffers_GetFileBufferToESDI
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| 335 | ALIGN JUMP_ALIGN
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| 336 | .ReturnCfgvarsInESDI:
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| 337 | push cs
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| 338 | pop es
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| 339 | mov di, g_cfgVars
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| 340 | ret
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