[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 | ALIGN JUMP_ALIGN |
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| 33 | Print_SetCharacterOutputToSTDOUT: |
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| 34 | mov bl, ATTRIBUTES_NOT_USED |
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| 35 | mov ax, DosCharOut |
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| 36 | CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL |
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| 37 | ret |
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| 38 | |
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| 39 | ;-------------------------------------------------------------------- |
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[327] | 40 | ; Use DOS standard output so strings can be redirected to a file. |
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| 41 | ; |
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[359] | 42 | ; DosCharOut |
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[327] | 43 | ; Parameters: |
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| 44 | ; AL: Character to output |
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| 45 | ; DS: BDA segment (zero) |
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| 46 | ; ES:DI: Ptr to video memory where to output |
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| 47 | ; Returns: |
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| 48 | ; DI: Incremented for next character |
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| 49 | ; Corrupts registers: |
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| 50 | ; AX, DX |
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| 51 | ;-------------------------------------------------------------------- |
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| 52 | ALIGN JUMP_ALIGN |
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[359] | 53 | DosCharOut: |
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[327] | 54 | xchg dx, ax |
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| 55 | mov ah, 02h ; DOS 1+ - WRITE CHARACTER TO STANDARD OUTPUT |
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| 56 | int 21h ; Call DOS |
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| 57 | ret |
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| 58 | |
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| 59 | |
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| 60 | ;--------------------------------------------------------------------- |
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| 61 | ; Print_ErrorMessageFromAHifError |
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| 62 | ; Parameters: |
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| 63 | ; AH: BIOS error code |
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| 64 | ; CF: Set if error, cleared otherwise |
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| 65 | ; Returns: |
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| 66 | ; Nothing |
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| 67 | ; Corrupts registers: |
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| 68 | ; AX, BP, SI, DI (CF remains unchanged) |
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| 69 | ;-------------------------------------------------------------------- |
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| 70 | ALIGN JUMP_ALIGN |
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| 71 | Print_ErrorMessageFromAHifError: |
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| 72 | jnc SHORT .NoErrors |
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| 73 | eMOVZX ax, ah |
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| 74 | mov si, g_szBiosError |
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| 75 | call Print_BiosFunctionNumberFromAXusingFormatStringInSI |
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| 76 | stc ; Keep the CF set |
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| 77 | ALIGN JUMP_ALIGN |
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| 78 | .NoErrors: |
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| 79 | ret |
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| 80 | |
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| 81 | |
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| 82 | ;--------------------------------------------------------------------- |
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| 83 | ; Print_DriveNumberFromDLusingFormatStringInSI |
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[359] | 84 | ; Print_VersionStringFromAXusingFormatStringInSI |
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[327] | 85 | ; Print_BiosFunctionNumberFromAXusingFormatStringInSI |
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| 86 | ; Print_SectorSizeFromAXusingFormatStringInSI |
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| 87 | ; Parameters: |
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| 88 | ; DL: Drive Number |
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| 89 | ; AX: Function number |
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| 90 | ; Returns: |
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| 91 | ; Nothing |
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| 92 | ; Corrupts registers: |
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| 93 | ; AX, BP, DI |
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| 94 | ;-------------------------------------------------------------------- |
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| 95 | ALIGN JUMP_ALIGN |
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| 96 | Print_DriveNumberFromDLusingFormatStringInSI: |
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| 97 | eMOVZX ax, dl |
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[359] | 98 | Print_VersionStringFromAXusingFormatStringInSI: |
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[327] | 99 | Print_BiosFunctionNumberFromAXusingFormatStringInSI: |
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| 100 | Print_SectorSizeFromAXusingFormatStringInSI: |
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| 101 | mov bp, sp |
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| 102 | push ax |
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| 103 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 104 | |
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| 105 | |
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| 106 | ;--------------------------------------------------------------------- |
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| 107 | ; Print_CHSfromCXDXAX |
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| 108 | ; Parameters: |
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| 109 | ; CX: Number of cylinders (1...16383) |
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| 110 | ; DX: Number of heads (1...255) |
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| 111 | ; AX: Sectors per track (1...63) |
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| 112 | ; Returns: |
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| 113 | ; Nothing |
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| 114 | ; Corrupts registers: |
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| 115 | ; AX, BP, DI |
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| 116 | ;-------------------------------------------------------------------- |
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| 117 | ALIGN JUMP_ALIGN |
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| 118 | Print_CHSfromCXDXAX: |
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| 119 | push si |
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| 120 | |
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| 121 | mov bp, sp |
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| 122 | push cx |
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| 123 | push dx |
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| 124 | push ax |
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| 125 | mov si, g_szFormatCHS |
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| 126 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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| 127 | |
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| 128 | pop si |
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| 129 | ret |
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| 130 | |
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| 131 | |
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| 132 | ;--------------------------------------------------------------------- |
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| 133 | ; Print_NameFromAtaInfoInBX |
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| 134 | ; Parameters: |
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| 135 | ; DS:BX: Ptr to ATA information |
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| 136 | ; Returns: |
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| 137 | ; Nothing |
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| 138 | ; Corrupts registers: |
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| 139 | ; AX, CX, BP, SI, DI |
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| 140 | ;-------------------------------------------------------------------- |
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| 141 | ALIGN JUMP_ALIGN |
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| 142 | Print_NameFromAtaInfoInBX: |
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| 143 | cld |
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| 144 | lea si, [bx+ATA1.strModel] |
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| 145 | mov di, si |
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| 146 | mov cx, A1_MODEL_NUMBER_LENGTH/2 |
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| 147 | ALIGN JUMP_ALIGN |
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| 148 | .ReverseNextWord: |
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| 149 | lodsw |
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| 150 | xchg al, ah |
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| 151 | stosw |
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| 152 | loop .ReverseNextWord |
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| 153 | dec di |
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| 154 | xor ax, ax |
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| 155 | stosb ; Terminate with NULL |
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| 156 | |
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| 157 | mov bp, sp |
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| 158 | lea si, [bx+ATA1.strModel] |
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| 159 | push si |
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| 160 | mov si, g_szFormatDrvName |
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| 161 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 162 | |
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| 163 | |
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| 164 | ;--------------------------------------------------------------------- |
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| 165 | ; Print_TotalSectorsFromBXDXAX |
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| 166 | ; Parameters: |
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| 167 | ; BX:DX:AX: Total number of sectors |
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| 168 | ; Returns: |
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| 169 | ; Nothing |
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| 170 | ; Corrupts registers: |
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| 171 | ; AX, BX, BP, DI |
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| 172 | ;-------------------------------------------------------------------- |
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| 173 | ALIGN JUMP_ALIGN |
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| 174 | Print_TotalSectorsFromBXDXAX: |
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| 175 | ePUSH_T di, 0 |
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| 176 | push bx |
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| 177 | push dx |
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| 178 | push ax |
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| 179 | mov bp, sp |
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| 180 | mov bx, 10 |
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| 181 | CALL_DISPLAY_LIBRARY PrintQWordFromSSBPwithBaseInBX |
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| 182 | add sp, BYTE 8 |
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| 183 | |
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[371] | 184 | push si |
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| 185 | mov si, g_szNewline |
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| 186 | call Print_NullTerminatedStringFromSI |
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| 187 | pop si |
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| 188 | |
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[327] | 189 | ret |
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| 190 | |
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| 191 | |
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| 192 | ;--------------------------------------------------------------------- |
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| 193 | ; Print_EbiosVersionFromBXandExtensionsFromCX |
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| 194 | ; Parameters: |
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| 195 | ; BX: Version of extensions |
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| 196 | ; CX: Interface support bit map |
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| 197 | ; Returns: |
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| 198 | ; Nothing |
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| 199 | ; Corrupts registers: |
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| 200 | ; AX, BP, SI, DI |
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| 201 | ;-------------------------------------------------------------------- |
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| 202 | ALIGN JUMP_ALIGN |
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| 203 | Print_EbiosVersionFromBXandExtensionsFromCX: |
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| 204 | mov bp, sp |
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| 205 | push bx |
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| 206 | push cx |
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| 207 | mov si, g_szNewExtensions |
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| 208 | jmp SHORT JumpToFormatNullTerminatedStringFromSI |
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| 209 | |
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| 210 | |
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| 211 | ;--------------------------------------------------------------------- |
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| 212 | ; JumpToFormatNullTerminatedStringFromSI |
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| 213 | ; Parameters: |
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| 214 | ; BP: SP before pushing parameters |
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| 215 | ; CS:SI: Ptr to format string |
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| 216 | ; Returns: |
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| 217 | ; Pushed parameters are cleaned from stack |
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| 218 | ; Corrupts registers: |
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| 219 | ; AX, DI |
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| 220 | ;-------------------------------------------------------------------- |
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| 221 | ALIGN JUMP_ALIGN |
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| 222 | JumpToFormatNullTerminatedStringFromSI: |
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| 223 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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| 224 | ret |
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| 225 | |
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| 226 | |
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| 227 | ;--------------------------------------------------------------------- |
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| 228 | ; Print_NullTerminatedStringFromSI |
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| 229 | ; Parameters: |
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| 230 | ; CS:SI: Ptr to string to display |
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| 231 | ; Returns: |
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| 232 | ; Nothing |
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| 233 | ; Corrupts registers: |
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| 234 | ; AX, DI |
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| 235 | ;-------------------------------------------------------------------- |
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| 236 | ALIGN JUMP_ALIGN |
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| 237 | Print_NullTerminatedStringFromSI: |
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| 238 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 239 | ret |
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