[392] | 1 | ; Project name : XTIDE Universal BIOS |
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| 2 | ; Description : Hotkey Bar related functions. |
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| 3 | |
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| 4 | ; |
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[399] | 5 | ; XTIDE Universal BIOS and Associated Tools |
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[392] | 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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[399] | 12 | ; |
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[392] | 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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[399] | 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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| 18 | ; |
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[392] | 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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| 24 | ; HotkeyBar_UpdateDuringDriveDetection |
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| 25 | ; Parameters: |
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| 26 | ; DS: RAMVARS segment |
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| 27 | ; ES: BDA segment (zero) |
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| 28 | ; Returns: |
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| 29 | ; Nothing |
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| 30 | ; Corrupts registers: |
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| 31 | ; AX, CX, DX, SI, DI |
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| 32 | ;-------------------------------------------------------------------- |
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| 33 | HotkeyBar_UpdateDuringDriveDetection: |
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[492] | 34 | call HotkeyBar_ScanHotkeysFromKeyBufferAndStoreToBootvars |
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[392] | 35 | ; Fall to HotkeyBar_DrawToTopOfScreen |
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[505] | 36 | |
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| 37 | |
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[392] | 38 | ;-------------------------------------------------------------------- |
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| 39 | ; HotkeyBar_DrawToTopOfScreen |
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| 40 | ; Parameters: |
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| 41 | ; DS: RAMVARS segment |
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| 42 | ; ES: BDA segment (zero) |
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| 43 | ; Returns: |
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| 44 | ; Nothing |
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| 45 | ; Corrupts registers: |
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| 46 | ; AX, CX, DX, SI, DI |
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| 47 | ;-------------------------------------------------------------------- |
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| 48 | HotkeyBar_DrawToTopOfScreen: |
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| 49 | ; Store current screen coordinates to be restored |
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| 50 | ; when Hotkey Bar is rendered |
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| 51 | call DetectPrint_GetSoftwareCoordinatesToAX |
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| 52 | push ax |
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| 53 | |
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| 54 | call MoveCursorToScreenTopLeftCorner |
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| 55 | ; Fall to .PrintFloppyDriveHotkeys |
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| 56 | |
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| 57 | ;-------------------------------------------------------------------- |
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| 58 | ; .PrintFloppyDriveHotkeys |
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| 59 | ; Parameters: |
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| 60 | ; DS: RAMVARS segment |
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| 61 | ; ES: BDA segment (zero) |
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| 62 | ; Returns: |
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| 63 | ; Nothing |
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| 64 | ; Corrupts registers: |
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| 65 | ; AX, CX, DX, SI, DI |
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| 66 | ;-------------------------------------------------------------------- |
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| 67 | .PrintFloppyDriveHotkeys: |
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| 68 | call FloppyDrive_GetCountToAX |
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| 69 | test ax, ax ; Any Floppy Drives? |
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| 70 | jz SHORT .SkipFloppyDriveHotkeys |
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| 71 | |
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[492] | 72 | mov ax, (ANGLE_QUOTE_RIGHT << 8) | DEFAULT_FLOPPY_DRIVE_LETTER |
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[500] | 73 | mov cl, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bFddLetter] |
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[492] | 74 | mov di, g_szFDD |
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[392] | 75 | call FormatDriveHotkeyString |
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| 76 | |
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| 77 | .SkipFloppyDriveHotkeys: |
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| 78 | ; Fall to .PrintHardDriveHotkeys |
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| 79 | |
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| 80 | ;-------------------------------------------------------------------- |
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| 81 | ; .PrintHardDriveHotkeys |
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| 82 | ; Parameters: |
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| 83 | ; DS: RAMVARS segment |
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| 84 | ; ES: BDA segment (zero) |
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| 85 | ; Returns: |
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| 86 | ; Nothing |
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| 87 | ; Corrupts registers: |
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| 88 | ; AX, CX, DX, SI, DI |
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| 89 | ;-------------------------------------------------------------------- |
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[492] | 90 | call DriveXlate_GetLetterForFirstHardDriveToAX |
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[392] | 91 | mov ah, ANGLE_QUOTE_RIGHT |
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[500] | 92 | mov cl, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bHddLetter] |
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[492] | 93 | mov di, g_szHDD |
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[392] | 94 | call FormatDriveHotkeyString |
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| 95 | ; Fall to .PrintBootMenuHotkey |
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| 96 | |
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| 97 | ;-------------------------------------------------------------------- |
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| 98 | ; .PrintBootMenuHotkey |
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| 99 | ; Parameters: |
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| 100 | ; ES: BDA segment (zero) |
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| 101 | ; Returns: |
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| 102 | ; Nothing |
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| 103 | ; Corrupts registers: |
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| 104 | ; AX, CX, DX, SI, DI |
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| 105 | ;-------------------------------------------------------------------- |
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| 106 | .PrintBootMenuHotkey: |
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| 107 | %ifdef MODULE_BOOT_MENU |
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[492] | 108 | mov ax, BOOT_MENU_HOTKEY_SCANCODE | ('2' << 8) |
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| 109 | mov di, g_szBootMenu |
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[392] | 110 | call FormatFunctionHotkeyString |
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| 111 | %endif |
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[492] | 112 | ; Fall to .PrintComDetectHotkey |
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[392] | 113 | |
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| 114 | ;-------------------------------------------------------------------- |
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[492] | 115 | ; .PrintComDetectHotkey |
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| 116 | ; Parameters: |
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| 117 | ; ES: BDA segment (zero) |
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| 118 | ; Returns: |
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| 119 | ; Nothing |
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| 120 | ; Corrupts registers: |
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| 121 | ; AX, CX, DX, SI, DI |
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| 122 | ;-------------------------------------------------------------------- |
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| 123 | .PrintComDetectHotkey: |
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| 124 | %ifdef MODULE_SERIAL |
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| 125 | mov ax, COM_DETECT_HOTKEY_SCANCODE | ('6' << 8) |
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| 126 | mov di, g_szHotComDetect |
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| 127 | call FormatFunctionHotkeyString |
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| 128 | %endif |
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[505] | 129 | ; Fall to .PrintRomBootHotkey |
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[492] | 130 | |
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| 131 | ;-------------------------------------------------------------------- |
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[392] | 132 | ; .PrintRomBootHotkey |
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| 133 | ; Parameters: |
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| 134 | ; ES: BDA segment (zero) |
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| 135 | ; Returns: |
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| 136 | ; Nothing |
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| 137 | ; Corrupts registers: |
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| 138 | ; AX, CX, DX, SI, DI |
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| 139 | ;-------------------------------------------------------------------- |
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| 140 | .PrintRomBootHotkey: |
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[492] | 141 | mov ax, ROM_BOOT_HOTKEY_SCANCODE | ('8' << 8) |
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| 142 | mov di, g_szRomBoot |
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[392] | 143 | call FormatFunctionHotkeyString |
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| 144 | ; Fall to .EndHotkeyBarRendering |
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| 145 | |
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| 146 | ;-------------------------------------------------------------------- |
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| 147 | ; .EndHotkeyBarRendering |
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| 148 | ; Parameters: |
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| 149 | ; Stack: Screen coordinates before drawing Hotkey Bar |
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| 150 | ; Returns: |
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| 151 | ; Nothing |
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| 152 | ; Corrupts registers: |
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| 153 | ; AX, CX, DI |
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| 154 | ;-------------------------------------------------------------------- |
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| 155 | .EndHotkeyBarRendering: |
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| 156 | call HotkeyBar_ClearRestOfTopRow |
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| 157 | pop ax |
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| 158 | jmp SHORT HotkeyBar_RestoreCursorCoordinatesFromAX |
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| 159 | |
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| 160 | |
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| 161 | ;-------------------------------------------------------------------- |
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| 162 | ; HotkeyBar_ClearRestOfTopRow |
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| 163 | ; Parameters: |
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| 164 | ; Nothing |
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| 165 | ; Returns: |
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| 166 | ; Nothing |
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| 167 | ; Corrupts registers: |
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| 168 | ; AX, CX, DI |
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| 169 | ;-------------------------------------------------------------------- |
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| 170 | HotkeyBar_ClearRestOfTopRow: |
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[505] | 171 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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[392] | 172 | eMOVZX cx, al |
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[505] | 173 | CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX |
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[392] | 174 | sub cl, al |
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| 175 | mov al, ' ' |
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[505] | 176 | JMP_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX |
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[392] | 177 | |
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| 178 | |
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| 179 | ;-------------------------------------------------------------------- |
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| 180 | ; FormatDriveHotkeyString |
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| 181 | ; Parameters: |
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| 182 | ; CL: Drive letter hotkey from BOOTVARS |
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[492] | 183 | ; AL: First character for drive key string |
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| 184 | ; AH: Second character for drive key string (ANGLE_QUOTE_RIGHT) |
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[392] | 185 | ; SI: Offset to hotkey description string |
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| 186 | ; ES: BDA segment (zero) |
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| 187 | ; Returns: |
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| 188 | ; Nothing |
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| 189 | ; Corrupts registers: |
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| 190 | ; AX, CX, DX, SI, DI |
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| 191 | ;-------------------------------------------------------------------- |
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[492] | 192 | ;; No work to do before going into FormatFunctionHotkeyString |
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| 193 | FormatDriveHotkeyString equ GetNonSelectedHotkeyDescriptionAttributeToDX |
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[392] | 194 | |
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| 195 | ;-------------------------------------------------------------------- |
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| 196 | ; FormatFunctionHotkeyString |
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| 197 | ; Parameters: |
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[492] | 198 | ; AL: Scancode of function key, to know which if any to show as selected |
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| 199 | ; Later replaced with an 'F' for the call to the output routine |
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| 200 | ; AH: Second character for drive key string |
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[392] | 201 | ; SI: Offset to hotkey description string |
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| 202 | ; ES: BDA segment (zero) |
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| 203 | ; Returns: |
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| 204 | ; Nothing |
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| 205 | ; Corrupts registers: |
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| 206 | ; AX, CX, DX, SI, DI |
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| 207 | ;-------------------------------------------------------------------- |
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| 208 | FormatFunctionHotkeyString: |
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[492] | 209 | xor cx, cx ; Null character, eaten in output routines |
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[392] | 210 | |
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[492] | 211 | cmp [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bScancode], al |
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| 212 | mov al, 'F' ; Replace scancode with character for output |
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[392] | 213 | |
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| 214 | %ifdef MODULE_BOOT_MENU |
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[492] | 215 | |
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[392] | 216 | mov si, ATTRIBUTE_CHARS.cHurryTimeout ; Selected hotkey |
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[505] | 217 | je SHORT GetDescriptionAttributeToDX ; From compare with bScancode above |
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[392] | 218 | |
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| 219 | GetNonSelectedHotkeyDescriptionAttributeToDX: |
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| 220 | mov si, ATTRIBUTE_CHARS.cHighlightedItem ; Unselected hotkey |
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| 221 | |
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| 222 | ; Display Library should not be called like this |
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| 223 | GetDescriptionAttributeToDX: |
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[492] | 224 | xchg dx, ax |
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[392] | 225 | call MenuAttribute_GetToAXfromTypeInSI |
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| 226 | xchg dx, ax ; DX = Description attribute |
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[505] | 227 | ;; fall through to PushHotkeyParamsAndFormat |
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[392] | 228 | |
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| 229 | |
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[500] | 230 | %else ; if no MODULE_BOOT_MENU - No boot menu so use simpler attributes |
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| 231 | |
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[410] | 232 | mov dx, (COLOR_ATTRIBUTE(COLOR_YELLOW, COLOR_CYAN) << 8) | MONO_REVERSE_BLINK |
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[505] | 233 | je SHORT SelectAttributeFromDHorDLbasedOnVideoMode ; From compare with bScancode above |
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[392] | 234 | |
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| 235 | GetNonSelectedHotkeyDescriptionAttributeToDX: |
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[410] | 236 | mov dx, (COLOR_ATTRIBUTE(COLOR_BLACK, COLOR_CYAN) << 8) | MONO_REVERSE |
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[492] | 237 | |
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[410] | 238 | SelectAttributeFromDHorDLbasedOnVideoMode: |
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[500] | 239 | mov ch, [es:BDA.bVidMode] ; We only need to preserve CL |
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| 240 | shr ch, 1 |
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[410] | 241 | jnc SHORT .AttributeLoadedToDL ; Black & White modes |
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[500] | 242 | shr ch, 1 |
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[410] | 243 | jnz SHORT .AttributeLoadedToDL ; MDA |
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| 244 | mov dl, dh |
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| 245 | .AttributeLoadedToDL: |
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[505] | 246 | ;; fall through to PushHotkeyParamsAndFormat |
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[410] | 247 | |
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[492] | 248 | %endif ; MODULE_BOOT_MENU |
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[392] | 249 | |
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| 250 | |
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| 251 | ;-------------------------------------------------------------------- |
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| 252 | ; PushHotkeyParamsAndFormat |
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| 253 | ; Parameters: |
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[500] | 254 | ; AL: First character |
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| 255 | ; AH: Second character |
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[392] | 256 | ; DX: Description Attribute |
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| 257 | ; CX: Description string parameter |
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[492] | 258 | ; CS:DI: Description string |
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[392] | 259 | ; Returns: |
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| 260 | ; Nothing |
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| 261 | ; Corrupts registers: |
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| 262 | ; AX, SI, DI |
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| 263 | ;-------------------------------------------------------------------- |
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| 264 | PushHotkeyParamsAndFormat: |
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| 265 | push bp |
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| 266 | mov bp, sp |
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| 267 | |
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[492] | 268 | mov si, MONO_BRIGHT |
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[392] | 269 | |
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[492] | 270 | push si ; Key attribute |
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| 271 | push ax ; First Character |
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| 272 | mov al, ah |
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| 273 | push ax ; Second Character |
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| 274 | |
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[392] | 275 | push dx ; Description attribute |
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[492] | 276 | push di ; Description string |
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[392] | 277 | push cx ; Description string parameter |
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[505] | 278 | |
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[492] | 279 | push si ; Key attribute for last space |
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[392] | 280 | |
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| 281 | mov si, g_szHotkey |
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| 282 | jmp DetectPrint_FormatCSSIfromParamsInSSBP |
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| 283 | |
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| 284 | |
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| 285 | ;-------------------------------------------------------------------- |
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| 286 | ; MoveCursorToScreenTopLeftCorner |
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| 287 | ; Parameters: |
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| 288 | ; Nothing |
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| 289 | ; Returns: |
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| 290 | ; Nothing |
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| 291 | ; Corrupts registers: |
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| 292 | ; AX, DI |
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| 293 | ;-------------------------------------------------------------------- |
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| 294 | MoveCursorToScreenTopLeftCorner: |
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| 295 | xor ax, ax ; Top left corner (0, 0) |
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| 296 | ; Fall to HotkeyBar_RestoreCursorCoordinatesFromAX |
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| 297 | |
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| 298 | |
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| 299 | ;-------------------------------------------------------------------- |
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| 300 | ; HotkeyBar_RestoreCursorCoordinatesFromAX |
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| 301 | ; Parameters: |
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| 302 | ; Nothing |
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| 303 | ; Returns: |
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| 304 | ; Nothing |
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| 305 | ; Corrupts registers: |
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| 306 | ; AX, DI |
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| 307 | ;-------------------------------------------------------------------- |
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| 308 | HotkeyBar_RestoreCursorCoordinatesFromAX: |
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[505] | 309 | JMP_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
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[392] | 310 | |
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| 311 | |
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| 312 | ;-------------------------------------------------------------------- |
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[395] | 313 | ; HotkeyBar_StoreHotkeyToBootvarsForDriveLetterInDL |
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| 314 | ; Parameters: |
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| 315 | ; DS: RAMVARS segment |
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| 316 | ; ES: BDA segment (zero) |
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| 317 | ; DL: Drive Letter ('A'...) |
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| 318 | ; Returns: |
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| 319 | ; Nothing |
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| 320 | ; Corrupts registers: |
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| 321 | ; AX, CX, DI |
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| 322 | ;-------------------------------------------------------------------- |
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| 323 | HotkeyBar_StoreHotkeyToBootvarsForDriveLetterInDL: |
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| 324 | eMOVZX ax, dl |
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[505] | 325 | or al, 32 ; Upper case drive letter to lower case keystroke |
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[395] | 326 | jmp SHORT HotkeyBar_StoreHotkeyToBootvarsIfValidKeystrokeInAX |
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| 327 | |
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| 328 | |
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| 329 | ;-------------------------------------------------------------------- |
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[492] | 330 | ; HotkeyBar_ScanHotkeysFromKeyBufferAndStoreToBootvars |
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[392] | 331 | ; Parameters: |
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| 332 | ; DS: RAMVARS segment |
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| 333 | ; ES: BDA segment (zero) |
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| 334 | ; Returns: |
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[492] | 335 | ; AL: Last scancode value |
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[392] | 336 | ; Corrupts registers: |
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[492] | 337 | ; AH, CX |
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[392] | 338 | ;-------------------------------------------------------------------- |
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[492] | 339 | HotkeyBar_ScanHotkeysFromKeyBufferAndStoreToBootvars: |
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[392] | 340 | call Keyboard_GetKeystrokeToAX |
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| 341 | jz SHORT NoHotkeyToProcess |
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| 342 | |
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[492] | 343 | ePUSH_T cx, HotkeyBar_ScanHotkeysFromKeyBufferAndStoreToBootvars |
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[392] | 344 | ; Fall to HotkeyBar_StoreHotkeyToBootvarsIfValidKeystrokeInAX |
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| 345 | |
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| 346 | |
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| 347 | ;-------------------------------------------------------------------- |
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| 348 | ; HotkeyBar_StoreHotkeyToBootvarsIfValidKeystrokeInAX |
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| 349 | ; Parameters: |
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| 350 | ; AL: Hotkey ASCII code |
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| 351 | ; AH: Hotkey Scancode |
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| 352 | ; DS: RAMVARS segment |
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| 353 | ; ES: BDA segment (zero) |
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| 354 | ; Returns: |
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[492] | 355 | ; AL: Last scancode seen |
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[392] | 356 | ; Corrupts registers: |
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[492] | 357 | ; AH, CX, DI |
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[392] | 358 | ;-------------------------------------------------------------------- |
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| 359 | HotkeyBar_StoreHotkeyToBootvarsIfValidKeystrokeInAX: |
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[492] | 360 | mov di, BOOTVARS.hotkeyVars+HOTKEYVARS.bScancode |
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[392] | 361 | |
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[492] | 362 | ; All scancodes are saved, even if it wasn't a drive letter, |
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| 363 | ; which also covers our function key case. Invalid function keys |
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[505] | 364 | ; will not do anything (won't be printed, won't be accepted as input) |
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[492] | 365 | mov [es:di], ah |
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[505] | 366 | |
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[392] | 367 | ; Drive letter hotkeys remaining, allow 'a' to 'z' |
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| 368 | call Char_IsLowerCaseLetterInAL |
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[492] | 369 | jnc SHORT .KeystrokeIsNotValidDriveLetter |
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[505] | 370 | and al, ~32 ; We want to print upper case letters |
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[392] | 371 | |
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| 372 | ; Clear HD First flag to assume Floppy Drive hotkey |
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[492] | 373 | dec di |
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[392] | 374 | and BYTE [es:di], ~FLG_HOTKEY_HD_FIRST |
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| 375 | |
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| 376 | ; Determine if Floppy or Hard Drive hotkey |
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[505] | 377 | xchg cx, ax |
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[492] | 378 | call DriveXlate_GetLetterForFirstHardDriveToAX |
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[392] | 379 | cmp cl, al |
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| 380 | jb SHORT .StoreDriveLetter ; Store Floppy Drive letter |
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| 381 | |
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| 382 | ; Store Hard Drive letter |
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| 383 | or BYTE [es:di], FLG_HOTKEY_HD_FIRST |
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| 384 | |
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| 385 | .StoreDriveLetter: |
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[505] | 386 | sbb di, BYTE 1 ; Sub CF if Floppy Drive |
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[392] | 387 | xchg ax, cx |
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[505] | 388 | mov [es:di], al |
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[392] | 389 | |
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[505] | 390 | .KeystrokeIsNotValidDriveLetter: |
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[392] | 391 | NoHotkeyToProcess: |
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[492] | 392 | mov al, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bScancode] |
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[392] | 393 | ret |
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| 394 | |
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| 395 | ;-------------------------------------------------------------------- |
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[492] | 396 | ; HotkeyBar_GetBootDriveNumbersToDX |
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[392] | 397 | ; Parameters: |
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| 398 | ; DS: RAMVARS segment |
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| 399 | ; ES: BDA segment (zero) |
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| 400 | ; Returns: |
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[492] | 401 | ; DX: Drives selected as boot device, DL is primary |
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[392] | 402 | ; Corrupts registers: |
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[492] | 403 | ; AX |
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[392] | 404 | ;-------------------------------------------------------------------- |
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[492] | 405 | HotkeyBar_GetBootDriveNumbersToDX: |
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[500] | 406 | mov dx, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.wFddAndHddLetters] |
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[505] | 407 | test BYTE [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bFlags], FLG_HOTKEY_HD_FIRST |
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[492] | 408 | jnz .noflip |
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[392] | 409 | xchg dl, dh |
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[505] | 410 | .noflip: |
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[492] | 411 | call DriveXlate_ConvertDriveLetterInDLtoDriveNumber |
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| 412 | xchg dl, dh |
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[505] | 413 | ; Fall to HotkeyBar_FallThroughTo_DriveXlate_ConvertDriveLetterInDLtoDriveNumber |
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[392] | 414 | |
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[505] | 415 | HotkeyBar_FallThroughTo_DriveXlate_ConvertDriveLetterInDLtoDriveNumber: |
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| 416 | |
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