[327] | 1 | ; Project name : BIOS Drive Information Tool |
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| 2 | ; Description : Functions to print information read from BIOS. |
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| 3 | |
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[376] | 4 | ; |
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| 5 | ; XTIDE Universal BIOS and Associated Tools |
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| 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team. |
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| 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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| 12 | ; |
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| 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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| 16 | ; GNU General Public License for more details. |
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| 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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| 18 | ; |
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[327] | 19 | |
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| 20 | ; Section containing code |
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| 21 | SECTION .text |
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| 22 | |
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| 23 | ;-------------------------------------------------------------------- |
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[359] | 24 | ; Print_SetCharacterOutputToSTDOUT |
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| 25 | ; Parameters: |
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| 26 | ; Nothing |
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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, DI |
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| 31 | ;-------------------------------------------------------------------- |
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| 32 | Print_SetCharacterOutputToSTDOUT: |
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| 33 | mov bl, ATTRIBUTES_NOT_USED |
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| 34 | mov ax, DosCharOut |
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| 35 | CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL |
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| 36 | ret |
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| 37 | |
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| 38 | ;-------------------------------------------------------------------- |
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[327] | 39 | ; Use DOS standard output so strings can be redirected to a file. |
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| 40 | ; |
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[359] | 41 | ; DosCharOut |
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[327] | 42 | ; Parameters: |
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| 43 | ; AL: Character to output |
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| 44 | ; DS: BDA segment (zero) |
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| 45 | ; ES:DI: Ptr to video memory where to output |
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| 46 | ; Returns: |
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| 47 | ; DI: Incremented for next character |
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| 48 | ; Corrupts registers: |
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| 49 | ; AX, DX |
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| 50 | ;-------------------------------------------------------------------- |
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[359] | 51 | DosCharOut: |
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[327] | 52 | xchg dx, ax |
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| 53 | mov ah, 02h ; DOS 1+ - WRITE CHARACTER TO STANDARD OUTPUT |
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| 54 | int 21h ; Call DOS |
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| 55 | ret |
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| 56 | |
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| 57 | |
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| 58 | ;--------------------------------------------------------------------- |
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| 59 | ; Print_ErrorMessageFromAHifError |
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| 60 | ; Parameters: |
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| 61 | ; AH: BIOS error code |
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| 62 | ; CF: Set if error, cleared otherwise |
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| 63 | ; Returns: |
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| 64 | ; Nothing |
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| 65 | ; Corrupts registers: |
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| 66 | ; AX, BP, SI, DI (CF remains unchanged) |
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| 67 | ;-------------------------------------------------------------------- |
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| 68 | Print_ErrorMessageFromAHifError: |
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| 69 | jnc SHORT .NoErrors |
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| 70 | eMOVZX ax, ah |
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| 71 | mov si, g_szBiosError |
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[424] | 72 | call Print_FormatStringFromSIwithParameterInAX |
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[327] | 73 | stc ; Keep the CF set |
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| 74 | ALIGN JUMP_ALIGN |
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| 75 | .NoErrors: |
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| 76 | ret |
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| 77 | |
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| 78 | |
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| 79 | ;--------------------------------------------------------------------- |
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| 80 | ; Print_DriveNumberFromDLusingFormatStringInSI |
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| 81 | ; Parameters: |
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| 82 | ; DL: Drive Number |
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[424] | 83 | ; SI: Offset to format string |
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[327] | 84 | ; Returns: |
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| 85 | ; Nothing |
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| 86 | ; Corrupts registers: |
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| 87 | ; AX, BP, DI |
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| 88 | ;-------------------------------------------------------------------- |
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| 89 | Print_DriveNumberFromDLusingFormatStringInSI: |
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| 90 | eMOVZX ax, dl |
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[424] | 91 | ; Fall to Print_FormatStringFromSIwithParameterInAX |
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| 92 | |
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| 93 | |
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| 94 | ;--------------------------------------------------------------------- |
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| 95 | ; Print_FormatStringFromSIwithParameterInAX |
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| 96 | ; Print_FormatStringFromSIwithParametersInAXDX |
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| 97 | ; Print_FormatStringFromSIwithParametersInAXDXCX |
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| 98 | ; Parameters: |
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| 99 | ; AX: Format parameter 1 |
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| 100 | ; DX: Format parameter 2 |
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| 101 | ; CX: Format parameter 3 |
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| 102 | ; SI: Offset to format string |
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| 103 | ; Returns: |
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| 104 | ; Nothing |
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| 105 | ; Corrupts registers: |
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| 106 | ; AX, BP, DI |
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| 107 | ;-------------------------------------------------------------------- |
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| 108 | Print_FormatStringFromSIwithParameterInAX: |
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[327] | 109 | mov bp, sp |
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| 110 | push ax |
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[424] | 111 | jmp JumpToFormatNullTerminatedStringFromSI |
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| 112 | |
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| 113 | Print_FormatStringFromSIwithParametersInAXDX: |
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| 114 | mov bp, sp |
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| 115 | push ax |
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| 116 | push dx |
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| 117 | jmp JumpToFormatNullTerminatedStringFromSI |
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| 118 | |
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| 119 | Print_FormatStringFromSIwithParametersInAXDXCX: |
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| 120 | mov bp, sp |
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| 121 | push ax |
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| 122 | push dx |
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| 123 | push cx |
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[327] | 124 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 125 | |
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| 126 | |
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| 127 | ;--------------------------------------------------------------------- |
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[424] | 128 | ; Print_ModeFromDLandCHSfromAXBLBH |
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| 129 | ; Parameters: |
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| 130 | ; AX: Number of L-CHS cylinders (1...1024) |
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| 131 | ; BL: Number of L-CHS heads (1...255) |
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| 132 | ; BH: Number of L-CHS sectors per track (1...63) |
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| 133 | ; DL: CHS Translate Mode |
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| 134 | ; Returns: |
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| 135 | ; Nothing |
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| 136 | ; Corrupts registers: |
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| 137 | ; AX, BP, SI, DI |
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| 138 | ;-------------------------------------------------------------------- |
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| 139 | Print_ModeFromDLandCHSfromAXLBH: |
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| 140 | mov bp, sp |
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| 141 | |
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[426] | 142 | ; Push CHS parameters |
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[424] | 143 | ePUSH_T si, g_szFormatCHS |
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| 144 | push ax ; Cylinders |
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| 145 | eMOVZX ax, bl |
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| 146 | push ax ; Heads |
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| 147 | mov al, bh |
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| 148 | push ax ; Sectors per track |
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| 149 | |
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[426] | 150 | ; Push translation mode |
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| 151 | xor dh, dh |
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| 152 | mov si, dx |
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| 153 | shl si, 1 ; Shift for WORD lookup |
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| 154 | push WORD [si+.rgszXlateModeToString] |
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| 155 | |
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| 156 | mov si, g_szChsAndMode |
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[424] | 157 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 158 | |
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| 159 | .rgszXlateModeToString: |
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| 160 | dw g_szNormal |
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| 161 | dw g_szLarge |
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| 162 | dw g_szLBA |
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| 163 | |
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| 164 | |
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| 165 | ;--------------------------------------------------------------------- |
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[327] | 166 | ; Print_CHSfromCXDXAX |
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| 167 | ; Parameters: |
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| 168 | ; CX: Number of cylinders (1...16383) |
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| 169 | ; DX: Number of heads (1...255) |
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| 170 | ; AX: Sectors per track (1...63) |
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| 171 | ; Returns: |
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| 172 | ; Nothing |
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| 173 | ; Corrupts registers: |
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| 174 | ; AX, BP, DI |
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| 175 | ;-------------------------------------------------------------------- |
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| 176 | Print_CHSfromCXDXAX: |
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| 177 | push si |
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| 178 | |
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| 179 | mov bp, sp |
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| 180 | push cx |
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| 181 | push dx |
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| 182 | push ax |
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| 183 | mov si, g_szFormatCHS |
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| 184 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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[426] | 185 | CALL_DISPLAY_LIBRARY PrintNewlineCharacters |
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[327] | 186 | |
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| 187 | pop si |
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| 188 | ret |
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| 189 | |
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| 190 | |
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| 191 | ;--------------------------------------------------------------------- |
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| 192 | ; Print_NameFromAtaInfoInBX |
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| 193 | ; Parameters: |
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| 194 | ; DS:BX: Ptr to ATA information |
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| 195 | ; Returns: |
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| 196 | ; Nothing |
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| 197 | ; Corrupts registers: |
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| 198 | ; AX, CX, BP, SI, DI |
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| 199 | ;-------------------------------------------------------------------- |
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| 200 | Print_NameFromAtaInfoInBX: |
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| 201 | cld |
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| 202 | lea si, [bx+ATA1.strModel] |
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| 203 | mov di, si |
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| 204 | mov cx, A1_MODEL_NUMBER_LENGTH/2 |
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| 205 | ALIGN JUMP_ALIGN |
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| 206 | .ReverseNextWord: |
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| 207 | lodsw |
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| 208 | xchg al, ah |
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| 209 | stosw |
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| 210 | loop .ReverseNextWord |
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| 211 | dec di |
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| 212 | xor ax, ax |
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| 213 | stosb ; Terminate with NULL |
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| 214 | |
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| 215 | mov bp, sp |
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| 216 | lea si, [bx+ATA1.strModel] |
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| 217 | push si |
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| 218 | mov si, g_szFormatDrvName |
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| 219 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 220 | |
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| 221 | |
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| 222 | ;--------------------------------------------------------------------- |
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| 223 | ; Print_TotalSectorsFromBXDXAX |
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| 224 | ; Parameters: |
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| 225 | ; BX:DX:AX: Total number of sectors |
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| 226 | ; Returns: |
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| 227 | ; Nothing |
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| 228 | ; Corrupts registers: |
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| 229 | ; AX, BX, BP, DI |
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| 230 | ;-------------------------------------------------------------------- |
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| 231 | Print_TotalSectorsFromBXDXAX: |
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| 232 | ePUSH_T di, 0 |
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| 233 | push bx |
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| 234 | push dx |
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| 235 | push ax |
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| 236 | mov bp, sp |
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| 237 | mov bx, 10 |
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| 238 | CALL_DISPLAY_LIBRARY PrintQWordFromSSBPwithBaseInBX |
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| 239 | add sp, BYTE 8 |
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| 240 | |
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[371] | 241 | push si |
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| 242 | mov si, g_szNewline |
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| 243 | call Print_NullTerminatedStringFromSI |
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| 244 | pop si |
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| 245 | |
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[327] | 246 | ret |
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| 247 | |
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| 248 | |
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| 249 | ;--------------------------------------------------------------------- |
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| 250 | ; Print_EbiosVersionFromBXandExtensionsFromCX |
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| 251 | ; Parameters: |
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| 252 | ; BX: Version of extensions |
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| 253 | ; CX: Interface support bit map |
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| 254 | ; Returns: |
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| 255 | ; Nothing |
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| 256 | ; Corrupts registers: |
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| 257 | ; AX, BP, SI, DI |
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| 258 | ;-------------------------------------------------------------------- |
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| 259 | Print_EbiosVersionFromBXandExtensionsFromCX: |
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| 260 | mov bp, sp |
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| 261 | push bx |
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| 262 | push cx |
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| 263 | mov si, g_szNewExtensions |
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| 264 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 265 | |
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| 266 | |
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| 267 | ;--------------------------------------------------------------------- |
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| 268 | ; JumpToFormatNullTerminatedStringFromSI |
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| 269 | ; Parameters: |
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| 270 | ; BP: SP before pushing parameters |
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| 271 | ; CS:SI: Ptr to format string |
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| 272 | ; Returns: |
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| 273 | ; Pushed parameters are cleaned from stack |
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| 274 | ; Corrupts registers: |
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| 275 | ; AX, DI |
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| 276 | ;-------------------------------------------------------------------- |
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| 277 | JumpToFormatNullTerminatedStringFromSI: |
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| 278 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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| 279 | ret |
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| 280 | |
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| 281 | |
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| 282 | ;--------------------------------------------------------------------- |
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| 283 | ; Print_NullTerminatedStringFromSI |
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| 284 | ; Parameters: |
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| 285 | ; CS:SI: Ptr to string to display |
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| 286 | ; Returns: |
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| 287 | ; Nothing |
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| 288 | ; Corrupts registers: |
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| 289 | ; AX, DI |
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| 290 | ;-------------------------------------------------------------------- |
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| 291 | Print_NullTerminatedStringFromSI: |
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| 292 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 293 | ret |
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