[57] | 1 | ; Project name : XTIDE Universal BIOS Configurator v2 |
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| 2 | ; Description : "Master/Slave Drive" menu structs and functions. |
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| 3 | |
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[376] | 4 | ; |
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[526] | 5 | ; XTIDE Universal BIOS and Associated Tools |
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| 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team. |
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[376] | 7 | ; |
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| 8 | ; This program is free software; you can redistribute it and/or modify |
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| 9 | ; it under the terms of the GNU General Public License as published by |
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| 10 | ; the Free Software Foundation; either version 2 of the License, or |
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| 11 | ; (at your option) any later version. |
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[526] | 12 | ; |
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[376] | 13 | ; This program is distributed in the hope that it will be useful, |
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| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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[526] | 16 | ; GNU General Public License for more details. |
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[376] | 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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[526] | 18 | ; |
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[376] | 19 | |
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[57] | 20 | ; Section containing initialized data |
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| 21 | SECTION .data |
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| 22 | |
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| 23 | ALIGN WORD_ALIGN |
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| 24 | g_MenupageForMasterSlaveMenu: |
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| 25 | istruc MENUPAGE |
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| 26 | at MENUPAGE.fnEnter, dw MasterSlaveMenu_EnterMenuOrModifyItemVisibility |
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[59] | 27 | at MENUPAGE.fnBack, dw IdeControllerMenu_EnterMenuOrModifyItemVisibility |
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[425] | 28 | at MENUPAGE.wMenuitems, dw 10 |
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[57] | 29 | iend |
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| 30 | |
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| 31 | g_MenuitemMasterSlaveBackToIdeControllerMenu: |
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| 32 | istruc MENUITEM |
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| 33 | at MENUITEM.fnActivate, dw IdeControllerMenu_EnterMenuOrModifyItemVisibility |
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| 34 | at MENUITEM.szName, dw g_szItemDrvBackToIde |
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| 35 | at MENUITEM.szQuickInfo, dw g_szItemDrvBackToIde |
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| 36 | at MENUITEM.szHelp, dw g_szItemDrvBackToIde |
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| 37 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE |
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| 38 | at MENUITEM.bType, db TYPE_MENUITEM_PAGEBACK |
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| 39 | iend |
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| 40 | |
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| 41 | g_MenuitemMasterSlaveBlockModeTransfers: |
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| 42 | istruc MENUITEM |
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[108] | 43 | at MENUITEM.fnActivate, dw Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI |
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[59] | 44 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteLookupValueStringToBufferInESDIfromShiftedItemInDSSI |
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[57] | 45 | at MENUITEM.szName, dw g_szItemDrvBlockMode |
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| 46 | at MENUITEM.szQuickInfo, dw g_szNfoDrvBlockMode |
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| 47 | at MENUITEM.szHelp, dw g_szHelpDrvBlockMode |
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| 48 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE | FLG_MENUITEM_FLAGVALUE |
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[108] | 49 | at MENUITEM.bType, db TYPE_MENUITEM_MULTICHOICE |
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[57] | 50 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 51 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvBlockMode |
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[108] | 52 | at MENUITEM.itemValue + ITEM_VALUE.szMultichoice, dw g_szMultichoiceBooleanFlag |
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[57] | 53 | at MENUITEM.itemValue + ITEM_VALUE.rgszValueToStringLookup, dw g_rgszValueToStringLookupForFlagBooleans |
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| 54 | at MENUITEM.itemValue + ITEM_VALUE.wValueBitmask, dw FLG_DRVPARAMS_BLOCKMODE |
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| 55 | iend |
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| 56 | |
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[425] | 57 | g_MenuitemMasterSlaveChsTranslateMode: |
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| 58 | istruc MENUITEM |
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| 59 | at MENUITEM.fnActivate, dw Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI |
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| 60 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteLookupValueStringToBufferInESDIfromUnshiftedItemInDSSI |
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| 61 | at MENUITEM.szName, dw g_szItemDrvXlateMode |
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| 62 | at MENUITEM.szQuickInfo, dw g_szNfoDrvXlateMode |
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| 63 | at MENUITEM.szHelp, dw g_szNfoDrvXlateMode |
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| 64 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE | FLG_MENUITEM_MASKVALUE |
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| 65 | at MENUITEM.bType, db TYPE_MENUITEM_MULTICHOICE |
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| 66 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 67 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvXlateMode |
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| 68 | at MENUITEM.itemValue + ITEM_VALUE.szMultichoice, dw g_szMultichoiseXlateMode |
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| 69 | at MENUITEM.itemValue + ITEM_VALUE.rgwChoiceToValueLookup, dw g_rgwChoiceToValueLookupForXlateMode |
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| 70 | at MENUITEM.itemValue + ITEM_VALUE.rgszChoiceToStringLookup, dw g_rgszChoiceToStringLookupForXlateMode |
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| 71 | at MENUITEM.itemValue + ITEM_VALUE.wValueBitmask, dw MASK_DRVPARAMS_TRANSLATEMODE |
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| 72 | at MENUITEM.itemValue + ITEM_VALUE.bFieldPosition, db TRANSLATEMODE_FIELD_POSITION |
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| 73 | iend |
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| 74 | |
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[286] | 75 | g_MenuitemMasterSlaveWriteCache: |
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| 76 | istruc MENUITEM |
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| 77 | at MENUITEM.fnActivate, dw Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI |
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| 78 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteLookupValueStringToBufferInESDIfromUnshiftedItemInDSSI |
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| 79 | at MENUITEM.szName, dw g_szItemDrvWriteCache |
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| 80 | at MENUITEM.szQuickInfo, dw g_szNfoDrvWriteCache |
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| 81 | at MENUITEM.szHelp, dw g_szHelpDrvWriteCache |
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| 82 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE | FLG_MENUITEM_MASKVALUE |
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| 83 | at MENUITEM.bType, db TYPE_MENUITEM_MULTICHOICE |
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| 84 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 85 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvWriteCache |
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| 86 | at MENUITEM.itemValue + ITEM_VALUE.szMultichoice, dw g_szMultichoiseWrCache |
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| 87 | at MENUITEM.itemValue + ITEM_VALUE.rgwChoiceToValueLookup, dw g_rgwChoiceToValueLookupForWriteCache |
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| 88 | at MENUITEM.itemValue + ITEM_VALUE.rgszChoiceToStringLookup, dw g_rgszChoiceToStringLookupForWriteCache |
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| 89 | at MENUITEM.itemValue + ITEM_VALUE.wValueBitmask, dw MASK_DRVPARAMS_WRITECACHE |
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[425] | 90 | at MENUITEM.itemValue + ITEM_VALUE.bFieldPosition, db 0 |
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[286] | 91 | iend |
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| 92 | |
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[57] | 93 | g_MenuitemMasterSlaveUserCHS: |
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| 94 | istruc MENUITEM |
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[108] | 95 | at MENUITEM.fnActivate, dw Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI |
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[59] | 96 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteLookupValueStringToBufferInESDIfromShiftedItemInDSSI |
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[57] | 97 | at MENUITEM.szName, dw g_szItemDrvUserCHS |
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| 98 | at MENUITEM.szQuickInfo, dw g_szNfoDrvUserCHS |
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| 99 | at MENUITEM.szHelp, dw g_szHelpDrvUserCHS |
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| 100 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE | FLG_MENUITEM_MODIFY_MENU | FLG_MENUITEM_FLAGVALUE |
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[108] | 101 | at MENUITEM.bType, db TYPE_MENUITEM_MULTICHOICE |
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[57] | 102 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 103 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvUserCHS |
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[108] | 104 | at MENUITEM.itemValue + ITEM_VALUE.szMultichoice, dw g_szMultichoiceBooleanFlag |
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[57] | 105 | at MENUITEM.itemValue + ITEM_VALUE.rgszValueToStringLookup, dw g_rgszValueToStringLookupForFlagBooleans |
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| 106 | at MENUITEM.itemValue + ITEM_VALUE.wValueBitmask, dw FLG_DRVPARAMS_USERCHS |
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[526] | 107 | at MENUITEM.itemValue + ITEM_VALUE.fnValueWriter, dw MasterSlaveMenu_WriteCHSFlag |
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[57] | 108 | iend |
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| 109 | |
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| 110 | g_MenuitemMasterSlaveCylinders: |
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| 111 | istruc MENUITEM |
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| 112 | at MENUITEM.fnActivate, dw Menuitem_ActivateUnsignedInputForMenuitemInDSSI |
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| 113 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteUnsignedValueStringToBufferInESDIfromItemInDSSI |
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| 114 | at MENUITEM.szName, dw g_szItemDrvCyls |
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| 115 | at MENUITEM.szQuickInfo, dw g_szNfoDrvCyls |
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| 116 | at MENUITEM.szHelp, dw g_szNfoDrvCyls |
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| 117 | at MENUITEM.bFlags, db NULL |
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| 118 | at MENUITEM.bType, db TYPE_MENUITEM_UNSIGNED |
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| 119 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 120 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvCyls |
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| 121 | at MENUITEM.itemValue + ITEM_VALUE.wMinValue, dw 1 |
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[548] | 122 | at MENUITEM.itemValue + ITEM_VALUE.wMaxValue, dw MAX_PCHS_CYLINDERS |
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| 123 | %define MASTERSLAVE_CYLINDERS_DEFAULT 1024 ; Max L-CHS Cylinders |
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[57] | 124 | iend |
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| 125 | |
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| 126 | g_MenuitemMasterSlaveHeads: |
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| 127 | istruc MENUITEM |
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| 128 | at MENUITEM.fnActivate, dw Menuitem_ActivateUnsignedInputForMenuitemInDSSI |
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| 129 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteUnsignedValueStringToBufferInESDIfromItemInDSSI |
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| 130 | at MENUITEM.szName, dw g_szItemDrvHeads |
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| 131 | at MENUITEM.szQuickInfo, dw g_szNfoDrvHeads |
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| 132 | at MENUITEM.szHelp, dw g_szNfoDrvHeads |
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| 133 | at MENUITEM.bFlags, db FLG_MENUITEM_BYTEVALUE |
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| 134 | at MENUITEM.bType, db TYPE_MENUITEM_UNSIGNED |
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| 135 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 136 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvHeads |
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| 137 | at MENUITEM.itemValue + ITEM_VALUE.wMinValue, dw 1 |
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[548] | 138 | at MENUITEM.itemValue + ITEM_VALUE.wMaxValue, dw MAX_PCHS_HEADS |
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| 139 | %define MASTERSLAVE_HEADS_DEFAULT MAX_PCHS_HEADS |
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[57] | 140 | iend |
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| 141 | |
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| 142 | g_MenuitemMasterSlaveSectors: |
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| 143 | istruc MENUITEM |
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| 144 | at MENUITEM.fnActivate, dw Menuitem_ActivateUnsignedInputForMenuitemInDSSI |
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| 145 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteUnsignedValueStringToBufferInESDIfromItemInDSSI |
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| 146 | at MENUITEM.szName, dw g_szItemDrvSect |
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| 147 | at MENUITEM.szQuickInfo, dw g_szNfoDrvSect |
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| 148 | at MENUITEM.szHelp, dw g_szNfoDrvSect |
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| 149 | at MENUITEM.bFlags, db FLG_MENUITEM_BYTEVALUE |
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| 150 | at MENUITEM.bType, db TYPE_MENUITEM_UNSIGNED |
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| 151 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 152 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvSect |
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| 153 | at MENUITEM.itemValue + ITEM_VALUE.wMinValue, dw 1 |
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[548] | 154 | at MENUITEM.itemValue + ITEM_VALUE.wMaxValue, dw MAX_PCHS_SECTORS_PER_TRACK |
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| 155 | %define MASTERSLAVE_SECTORS_DEFAULT MAX_PCHS_SECTORS_PER_TRACK |
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[57] | 156 | iend |
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| 157 | |
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[286] | 158 | g_MenuitemMasterSlaveUserLBA: |
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| 159 | istruc MENUITEM |
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| 160 | at MENUITEM.fnActivate, dw Menuitem_ActivateMultichoiceSelectionForMenuitemInDSSI |
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| 161 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteLookupValueStringToBufferInESDIfromShiftedItemInDSSI |
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| 162 | at MENUITEM.szName, dw g_szItemDrvUserLBA |
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| 163 | at MENUITEM.szQuickInfo, dw g_szNfoDrvUserLBA |
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| 164 | at MENUITEM.szHelp, dw g_szHelpDrvUserLBA |
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| 165 | at MENUITEM.bFlags, db FLG_MENUITEM_VISIBLE | FLG_MENUITEM_MODIFY_MENU | FLG_MENUITEM_FLAGVALUE |
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| 166 | at MENUITEM.bType, db TYPE_MENUITEM_MULTICHOICE |
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| 167 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 168 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvUserLBA |
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| 169 | at MENUITEM.itemValue + ITEM_VALUE.szMultichoice, dw g_szMultichoiceBooleanFlag |
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| 170 | at MENUITEM.itemValue + ITEM_VALUE.rgszValueToStringLookup, dw g_rgszValueToStringLookupForFlagBooleans |
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| 171 | at MENUITEM.itemValue + ITEM_VALUE.wValueBitmask, dw FLG_DRVPARAMS_USERLBA |
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[526] | 172 | at MENUITEM.itemValue + ITEM_VALUE.fnValueWriter, dw MasterSlaveMenu_WriteLBAFlag |
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[286] | 173 | iend |
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[57] | 174 | |
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[286] | 175 | g_MenuitemMasterSlaveUserLbaValue: |
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| 176 | istruc MENUITEM |
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| 177 | at MENUITEM.fnActivate, dw Menuitem_ActivateUnsignedInputForMenuitemInDSSI |
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| 178 | at MENUITEM.fnFormatValue, dw MenuitemPrint_WriteUnsignedValueStringToBufferInESDIfromItemInDSSI |
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| 179 | at MENUITEM.szName, dw g_szItemDrvLbaSectors |
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| 180 | at MENUITEM.szQuickInfo, dw g_szNfoDrvLbaSectors |
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| 181 | at MENUITEM.szHelp, dw g_szNfoDrvLbaSectors |
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| 182 | at MENUITEM.bFlags, db NULL |
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| 183 | at MENUITEM.bType, db TYPE_MENUITEM_UNSIGNED |
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| 184 | at MENUITEM.itemValue + ITEM_VALUE.wRomvarsValueOffset, dw NULL |
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| 185 | at MENUITEM.itemValue + ITEM_VALUE.szDialogTitle, dw g_szDlgDrvLbaSectors |
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[548] | 186 | at MENUITEM.itemValue + ITEM_VALUE.wMinValue, dw 16 ; 8 GiB (but a little more than L-CHS limit) |
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[286] | 187 | at MENUITEM.itemValue + ITEM_VALUE.wMaxValue, dw 10000000h / (1024 * 1024) ; Limit to 28-bit LBA |
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| 188 | at MENUITEM.itemValue + ITEM_VALUE.fnValueReader, dw ValueReaderForUserLbaValue |
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| 189 | at MENUITEM.itemValue + ITEM_VALUE.fnValueWriter, dw ValueWriterForUserLbaValue |
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[548] | 190 | %define MASTERSLAVE_USERLBA_DEFAULT 64 ; 32 GiB (max supported by Win95) |
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[286] | 191 | iend |
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| 192 | |
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| 193 | |
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| 194 | g_rgwChoiceToValueLookupForWriteCache: |
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| 195 | dw DEFAULT_WRITE_CACHE |
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| 196 | dw DISABLE_WRITE_CACHE |
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| 197 | dw ENABLE_WRITE_CACHE |
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| 198 | |
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| 199 | g_rgszChoiceToStringLookupForWriteCache: |
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| 200 | dw g_szValueBootDispModeDefault |
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| 201 | dw g_szValueDrvWrCaDis |
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| 202 | dw g_szValueDrvWrCaEn |
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| 203 | |
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[425] | 204 | g_rgwChoiceToValueLookupForXlateMode: |
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| 205 | dw TRANSLATEMODE_NORMAL |
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| 206 | dw TRANSLATEMODE_LARGE |
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| 207 | dw TRANSLATEMODE_ASSISTED_LBA |
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| 208 | dw TRANSLATEMODE_AUTO |
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[286] | 209 | |
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[425] | 210 | g_rgszChoiceToStringLookupForXlateMode: |
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| 211 | dw g_szValueDrvXlateNormal |
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| 212 | dw g_szValueDrvXlateLarge |
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| 213 | dw g_szValueDrvXlateLBA |
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| 214 | dw g_szValueDrvXlateAuto |
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| 215 | |
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| 216 | |
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[57] | 217 | ; Section containing code |
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| 218 | SECTION .text |
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| 219 | |
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| 220 | ;-------------------------------------------------------------------- |
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| 221 | ; MasterSlaveMenu_InitializeToDrvparamsOffsetInBX |
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| 222 | ; Parameters: |
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| 223 | ; SS:BP: Menu handle |
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| 224 | ; Returns: |
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| 225 | ; Nothing |
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| 226 | ; Corrupts registers: |
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| 227 | ; AX |
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| 228 | ;-------------------------------------------------------------------- |
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| 229 | ALIGN JUMP_ALIGN |
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| 230 | MasterSlaveMenu_InitializeToDrvparamsOffsetInBX: |
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| 231 | lea ax, [bx+DRVPARAMS.wFlags] |
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| 232 | mov [cs:g_MenuitemMasterSlaveBlockModeTransfers+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[425] | 233 | mov [cs:g_MenuitemMasterSlaveChsTranslateMode+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[286] | 234 | mov [cs:g_MenuitemMasterSlaveWriteCache+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[57] | 235 | mov [cs:g_MenuitemMasterSlaveUserCHS+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[286] | 236 | mov [cs:g_MenuitemMasterSlaveUserLBA+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[57] | 237 | |
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| 238 | lea ax, [bx+DRVPARAMS.wCylinders] |
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| 239 | mov [cs:g_MenuitemMasterSlaveCylinders+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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| 240 | |
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| 241 | lea ax, [bx+DRVPARAMS.bHeads] |
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| 242 | mov [cs:g_MenuitemMasterSlaveHeads+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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| 243 | |
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| 244 | lea ax, [bx+DRVPARAMS.bSect] |
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| 245 | mov [cs:g_MenuitemMasterSlaveSectors+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[286] | 246 | |
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| 247 | lea ax, [bx+DRVPARAMS.dwMaximumLBA] |
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| 248 | mov [cs:g_MenuitemMasterSlaveUserLbaValue+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset], ax |
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[57] | 249 | ret |
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| 250 | |
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| 251 | |
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| 252 | ;-------------------------------------------------------------------- |
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| 253 | ; MasterSlaveMenu_EnterMenuOrModifyItemVisibility |
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| 254 | ; Parameters: |
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| 255 | ; SS:BP: Menu handle |
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| 256 | ; Returns: |
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| 257 | ; Nothing |
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| 258 | ; Corrupts registers: |
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| 259 | ; All, except BP |
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| 260 | ;-------------------------------------------------------------------- |
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| 261 | ALIGN JUMP_ALIGN |
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| 262 | MasterSlaveMenu_EnterMenuOrModifyItemVisibility: |
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| 263 | push cs |
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| 264 | pop ds |
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[286] | 265 | call .EnableOrDisableUserCHSandLBA |
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[57] | 266 | call .EnableOrDisableCHandS |
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[286] | 267 | call .EnableOrDisableUserLbaValue |
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[57] | 268 | mov si, g_MenupageForMasterSlaveMenu |
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| 269 | jmp Menupage_ChangeToNewMenupageInDSSI |
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| 270 | |
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[286] | 271 | |
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[57] | 272 | ;-------------------------------------------------------------------- |
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[286] | 273 | ; .EnableOrDisableUserCHSandLBA |
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| 274 | ; Parameters: |
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| 275 | ; SS:BP: Menu handle |
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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, BX |
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| 280 | ;-------------------------------------------------------------------- |
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| 281 | ALIGN JUMP_ALIGN |
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| 282 | .EnableOrDisableUserCHSandLBA: |
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| 283 | mov bx, [g_MenuitemMasterSlaveUserLBA+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset] |
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| 284 | call Buffers_GetRomvarsValueToAXfromOffsetInBX |
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| 285 | test ax, FLG_DRVPARAMS_USERLBA |
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| 286 | jnz SHORT .DisableCHSandEnableLBA |
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| 287 | test ax, FLG_DRVPARAMS_USERCHS |
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| 288 | jnz SHORT .EnableCHSandDisableLBA |
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| 289 | |
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| 290 | ; Enable both |
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| 291 | mov bx, g_MenuitemMasterSlaveUserCHS |
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[567] | 292 | call EnableMenuitemFromCSBX |
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[286] | 293 | mov bx, g_MenuitemMasterSlaveUserLBA |
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[567] | 294 | jmp SHORT .EnableMenuitemFromCSBX |
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[286] | 295 | |
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| 296 | ALIGN JUMP_ALIGN |
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| 297 | .EnableCHSandDisableLBA: |
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| 298 | mov bx, g_MenuitemMasterSlaveUserCHS |
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[567] | 299 | call EnableMenuitemFromCSBX |
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[286] | 300 | mov bx, g_MenuitemMasterSlaveUserLBA |
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[567] | 301 | jmp SHORT .DisableMenuitemFromCSBX |
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[286] | 302 | |
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| 303 | ALIGN JUMP_ALIGN |
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| 304 | .DisableCHSandEnableLBA: |
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| 305 | mov bx, g_MenuitemMasterSlaveUserLBA |
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[567] | 306 | call EnableMenuitemFromCSBX |
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[286] | 307 | mov bx, g_MenuitemMasterSlaveUserCHS |
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[567] | 308 | jmp SHORT .DisableMenuitemFromCSBX |
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[286] | 309 | |
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| 310 | |
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| 311 | ;-------------------------------------------------------------------- |
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[57] | 312 | ; .EnableOrDisableCHandS |
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| 313 | ; Parameters: |
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| 314 | ; SS:BP: Menu handle |
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| 315 | ; Returns: |
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| 316 | ; Nothing |
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| 317 | ; Corrupts registers: |
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| 318 | ; AX, BX |
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| 319 | ;-------------------------------------------------------------------- |
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| 320 | ALIGN JUMP_ALIGN |
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| 321 | .EnableOrDisableCHandS: |
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| 322 | mov bx, [cs:g_MenuitemMasterSlaveUserCHS+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset] |
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| 323 | call Buffers_GetRomvarsValueToAXfromOffsetInBX |
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| 324 | test ax, FLG_DRVPARAMS_USERCHS |
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| 325 | jz SHORT .DisableCHandS |
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[286] | 326 | test ax, FLG_DRVPARAMS_USERLBA |
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| 327 | jnz SHORT .DisableCHandS |
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[57] | 328 | |
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| 329 | mov bx, g_MenuitemMasterSlaveCylinders |
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[567] | 330 | call EnableMenuitemFromCSBX |
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[57] | 331 | mov bx, g_MenuitemMasterSlaveHeads |
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[567] | 332 | call EnableMenuitemFromCSBX |
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[57] | 333 | mov bx, g_MenuitemMasterSlaveSectors |
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[286] | 334 | jmp SHORT .EnableMenuitemFromCSBX |
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[57] | 335 | |
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| 336 | ALIGN JUMP_ALIGN |
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| 337 | .DisableCHandS: |
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| 338 | mov bx, g_MenuitemMasterSlaveCylinders |
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[567] | 339 | call DisableMenuitemFromCSBX |
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[57] | 340 | mov bx, g_MenuitemMasterSlaveHeads |
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[567] | 341 | call DisableMenuitemFromCSBX |
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[57] | 342 | mov bx, g_MenuitemMasterSlaveSectors |
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[286] | 343 | jmp SHORT .DisableMenuitemFromCSBX |
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[57] | 344 | |
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[286] | 345 | |
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[57] | 346 | ;-------------------------------------------------------------------- |
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[286] | 347 | ; .EnableOrDisableUserLbaValue |
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| 348 | ; Parameters: |
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| 349 | ; SS:BP: Menu handle |
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| 350 | ; Returns: |
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| 351 | ; Nothing |
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| 352 | ; Corrupts registers: |
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| 353 | ; AX, BX |
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| 354 | ;-------------------------------------------------------------------- |
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| 355 | ALIGN JUMP_ALIGN |
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| 356 | .EnableOrDisableUserLbaValue: |
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| 357 | mov bx, [cs:g_MenuitemMasterSlaveUserLBA+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset] |
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| 358 | call Buffers_GetRomvarsValueToAXfromOffsetInBX |
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| 359 | mov bx, g_MenuitemMasterSlaveUserLbaValue |
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| 360 | test ax, FLG_DRVPARAMS_USERCHS |
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| 361 | jnz SHORT .DisableMenuitemFromCSBX |
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| 362 | test ax, FLG_DRVPARAMS_USERLBA |
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| 363 | jz SHORT .DisableMenuitemFromCSBX |
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[293] | 364 | ; Fall to .EnableMenuitemFromCSBX |
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[286] | 365 | |
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| 366 | |
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| 367 | ;-------------------------------------------------------------------- |
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[57] | 368 | ; .EnableMenuitemFromCSBX |
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| 369 | ; .DisableMenuitemFromCSBX |
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| 370 | ; Parameters: |
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| 371 | ; CS:BX: Ptr to MENUITEM |
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| 372 | ; Returns: |
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| 373 | ; Nothing |
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| 374 | ; Corrupts registers: |
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| 375 | ; Nothing |
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| 376 | ;-------------------------------------------------------------------- |
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| 377 | ALIGN JUMP_ALIGN |
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| 378 | .EnableMenuitemFromCSBX: |
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[567] | 379 | jmp EnableMenuitemFromCSBX |
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[57] | 380 | |
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| 381 | ALIGN JUMP_ALIGN |
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| 382 | .DisableMenuitemFromCSBX: |
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[567] | 383 | jmp DisableMenuitemFromCSBX |
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[286] | 384 | |
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| 385 | |
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| 386 | ;-------------------------------------------------------------------- |
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| 387 | ; MENUITEM value reader functions |
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| 388 | ; Parameters: |
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| 389 | ; AX: Value from MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset |
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| 390 | ; DS:SI: Ptr to MENUITEM |
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| 391 | ; ES:DI: Ptr to value variable |
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| 392 | ; Returns: |
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| 393 | ; AX: Value with possible modifications |
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| 394 | ; Corrupts registers: |
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| 395 | ; Nothing |
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| 396 | ;-------------------------------------------------------------------- |
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| 397 | ALIGN JUMP_ALIGN |
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| 398 | ValueReaderForUserLbaValue: |
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[345] | 399 | push dx |
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| 400 | |
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| 401 | mov ax, [es:di] |
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| 402 | mov dx, [es:di+2] ; DX:AX now holds user defined LBA28 limit |
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| 403 | add ax, BYTE 1 ; Increment by one |
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| 404 | adc dx, BYTE 0 |
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| 405 | |
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| 406 | xchg ax, dx ; SHR 16 |
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[567] | 407 | eSHR_IM ax, 4 ; SHR 4 => AX = DX:AX / (1024*1024) |
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[345] | 408 | |
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| 409 | pop dx |
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[286] | 410 | ret |
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| 411 | |
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| 412 | |
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| 413 | ;-------------------------------------------------------------------- |
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| 414 | ; MENUITEM value writer functions |
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| 415 | ; Parameters: |
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| 416 | ; AX: Value to be written to MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset |
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| 417 | ; DS:SI: Ptr to MENUITEM |
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| 418 | ; ES:DI: Ptr to value variable |
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| 419 | ; Returns: |
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| 420 | ; AX: Value to be stored |
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| 421 | ; Corrupts registers: |
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| 422 | ; Nothing |
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| 423 | ;-------------------------------------------------------------------- |
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| 424 | ALIGN JUMP_ALIGN |
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| 425 | ValueWriterForUserLbaValue: |
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[345] | 426 | push dx |
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| 427 | |
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| 428 | xor dx, dx |
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[567] | 429 | eSHL_IM ax, 4 |
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[345] | 430 | xchg dx, ax ; DX:AX now holds AX * 1024 * 1024 |
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| 431 | |
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| 432 | sub ax, BYTE 1 ; Decrement DX:AX by one |
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| 433 | sbb dx, BYTE 0 ; (necessary since maximum LBA28 sector count is 0FFF FFFFh) |
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| 434 | |
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| 435 | mov [es:di+2], dx ; Store DX by ourselves |
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| 436 | pop dx |
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| 437 | ret ; AX will be stored by our menu system |
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[369] | 438 | |
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| 439 | ; |
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| 440 | ; No change to CHS flag, but we use this opportunity to change defaults stored in the CHS values if we are |
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| 441 | ; changing in/out of user CHS settings (since we use these bytes in different ways with the LBA setting). |
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| 442 | ; |
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[526] | 443 | ALIGN JUMP_ALIGN |
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[369] | 444 | MasterSlaveMenu_WriteCHSFlag: |
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[567] | 445 | test word [es:di], FLG_DRVPARAMS_USERCHS |
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| 446 | jnz .alreadySet |
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[369] | 447 | |
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[567] | 448 | push ax |
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| 449 | push di |
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| 450 | push si |
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[369] | 451 | |
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[567] | 452 | mov ax, MASTERSLAVE_CYLINDERS_DEFAULT |
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| 453 | mov si, g_MenuitemMasterSlaveCylinders |
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| 454 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI |
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[526] | 455 | |
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[567] | 456 | mov ax, MASTERSLAVE_HEADS_DEFAULT |
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| 457 | mov si, g_MenuitemMasterSlaveHeads |
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| 458 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI |
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[369] | 459 | |
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[567] | 460 | mov ax, MASTERSLAVE_SECTORS_DEFAULT |
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| 461 | mov si, g_MenuitemMasterSlaveSectors |
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| 462 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI |
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[526] | 463 | |
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[567] | 464 | pop si |
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| 465 | pop di |
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| 466 | pop ax |
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[369] | 467 | |
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| 468 | .alreadySet: |
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[567] | 469 | ret |
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[369] | 470 | |
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| 471 | ; |
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| 472 | ; No change to LBA flag, but we use this opportunity to change defaults stored in the LBA value if we are |
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| 473 | ; changing in/out of user LBA settings (since we use these bytes in different ways with the CHS setting). |
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| 474 | ; |
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[526] | 475 | ALIGN JUMP_ALIGN |
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[369] | 476 | MasterSlaveMenu_WriteLBAFlag: |
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[567] | 477 | test word [es:di], FLG_DRVPARAMS_USERLBA |
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| 478 | jnz .alreadySet |
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[369] | 479 | |
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[567] | 480 | push ax |
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| 481 | push di |
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| 482 | push si |
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[369] | 483 | |
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[567] | 484 | mov ax, MASTERSLAVE_USERLBA_DEFAULT |
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| 485 | mov si, g_MenuitemMasterSlaveUserLbaValue |
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| 486 | call Menuitem_StoreValueFromAXtoMenuitemInDSSI |
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[369] | 487 | |
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[567] | 488 | pop si |
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| 489 | pop di |
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| 490 | pop ax |
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[526] | 491 | |
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[369] | 492 | .alreadySet: |
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[567] | 493 | ret |
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