[392] | 1 | ; Project name : XTIDE Universal BIOS |
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| 2 | ; Description : Functions for printing boot menu strings. |
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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 | ; BootMenuPrint_RefreshItem |
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| 25 | ; |
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| 26 | ; Parameters: |
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| 27 | ; CX: Index of highlighted item |
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| 28 | ; DS: RAMVARS segment |
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| 29 | ; Returns: |
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| 30 | ; Nothing |
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| 31 | ; Corrupts registers: |
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| 32 | ; Does not matter |
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| 33 | ;-------------------------------------------------------------------- |
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| 34 | BootMenuPrint_RefreshItem: |
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| 35 | call BootMenu_GetDriveToDXforMenuitemInCX |
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| 36 | jnc BootMenuEvent_Completed ; if no menu item selected, out we go |
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| 37 | |
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| 38 | push bp |
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| 39 | mov bp, sp |
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| 40 | |
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| 41 | call FindDPT_ForDriveNumberInDL |
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| 42 | jc .notOurs |
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| 43 | |
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[397] | 44 | call DriveDetectInfo_ConvertDPTtoBX |
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[392] | 45 | mov si, g_szDriveNumBOOTNFO ; special g_szDriveNum that prints from BDA |
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| 46 | jmp .go |
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| 47 | |
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| 48 | .notOurs: |
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| 49 | mov si,g_szDriveNum |
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| 50 | mov bx,g_szForeignHD ; assume a hard disk for the moment |
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| 51 | |
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| 52 | test dl, dl |
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| 53 | js .go |
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| 54 | mov bl,((g_szFloppyDrv)-$$ & 0xff) ; and revisit the earlier assumption... |
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| 55 | |
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| 56 | .go: |
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| 57 | mov ax, dx ; preserve DL for the floppy drive letter addition |
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| 58 | call DriveXlate_ToOrBack |
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| 59 | push dx ; translated drive number |
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| 60 | push bx ; sub string |
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| 61 | add al, 'A' ; floppy drive letter (we always push this although |
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| 62 | push ax ; the hard disks don't ever use it, but it does no harm) |
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| 63 | |
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| 64 | jmp SHORT BootMenuPrint_RefreshInformation.FormatRelay |
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| 65 | |
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| 66 | ;-------------------------------------------------------------------- |
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| 67 | ; Prints Boot Menu title strings. |
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| 68 | ; |
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| 69 | ; BootMenuPrint_TitleStrings |
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| 70 | ; Parameters: |
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| 71 | ; Nothing |
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| 72 | ; Returns: |
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| 73 | ; CF: Set since menu event handled |
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| 74 | ; Corrupts registers: |
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| 75 | ; AX, SI, DI |
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| 76 | ;-------------------------------------------------------------------- |
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| 77 | BootMenuPrint_TitleStrings: |
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| 78 | mov si, ROMVARS.szTitle |
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| 79 | call DetectPrint_NullTerminatedStringFromCSSIandSetCF |
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| 80 | CALL_DISPLAY_LIBRARY PrintNewlineCharacters |
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| 81 | mov si, ROMVARS.szVersion |
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| 82 | jmp DetectPrint_NullTerminatedStringFromCSSIandSetCF |
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| 83 | |
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| 84 | |
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| 85 | ;-------------------------------------------------------------------- |
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| 86 | ; BootMenuPrint_RefreshInformation |
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| 87 | ; Parameters: |
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| 88 | ; CX: Index of highlighted item |
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| 89 | ; DS: RAMVARS segment |
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| 90 | ; Returns: |
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| 91 | ; CF: Set since menu event was handled successfully |
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| 92 | ; Corrupts registers: |
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| 93 | ; Does not matter |
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| 94 | ;-------------------------------------------------------------------- |
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| 95 | BootMenuPrint_RefreshInformation: |
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| 96 | CALL_MENU_LIBRARY ClearInformationArea |
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| 97 | |
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| 98 | call BootMenu_GetDriveToDXforMenuitemInCX |
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| 99 | jnc BootMenuEvent_Completed ; if no menu selection, abort |
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| 100 | |
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| 101 | push bp |
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| 102 | mov bp, sp |
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| 103 | |
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| 104 | mov si, g_szCapacity ; Setup print string now, carries through to print call |
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| 105 | |
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| 106 | call FindDPT_ForDriveNumberInDL |
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| 107 | |
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| 108 | inc dl ; are we a hard disk? |
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| 109 | dec dl ; inc/dec will set SF, without modifying CF or DL |
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| 110 | js .HardDiskRefreshInformation |
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| 111 | |
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| 112 | jnc .ours ; Based on CF from FindDPT_ForDriveNumberInDL above |
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| 113 | call FloppyDrive_GetType ; Get Floppy Drive type to BX |
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| 114 | jmp .around |
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| 115 | .ours: |
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| 116 | call AH8h_GetDriveParameters |
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| 117 | .around: |
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| 118 | |
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| 119 | mov ax, g_szFddSizeOr ; .PrintXTFloppyType |
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| 120 | test bl, bl ; Two possibilities? (FLOPPY_TYPE_525_OR_35_DD) |
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| 121 | jz SHORT .PushAXAndOutput |
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| 122 | |
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| 123 | mov al, (g_szFddUnknown - $$) & 0xff ; .PrintUnknownFloppyType |
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| 124 | cmp bl, FLOPPY_TYPE_35_ED |
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| 125 | ja SHORT .PushAXAndOutput |
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| 126 | |
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| 127 | ; Fall to .PrintKnownFloppyType |
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| 128 | |
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| 129 | ;-------------------------------------------------------------------- |
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| 130 | ; .PrintKnownFloppyType |
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| 131 | ; Parameters: |
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| 132 | ; BX: Floppy drive type |
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| 133 | ; Returns: |
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| 134 | ; CF: Set since menu event was handled successfully |
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| 135 | ; Corrupts registers: |
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| 136 | ; AX, BX, SI, DI |
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| 137 | ; |
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| 138 | ; Floppy Drive Types: |
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| 139 | ; |
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| 140 | ; 0 Handled above |
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| 141 | ; 1 FLOPPY_TYPE_525_DD 5 1/4 360K |
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| 142 | ; 2 FLOPPY_TYPE_525_HD 5 1/4 1.2M |
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| 143 | ; 3 FLOPPY_TYPE_35_DD 3 1/2 720K |
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| 144 | ; 4 FLOPPY_TYPE_35_HD 3 1/2 1.44M |
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| 145 | ; 5 3.5" ED on some BIOSes 3 1/2 2.88M |
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| 146 | ; 6 FLOPPY_TYPE_35_ED 3 1/2 2.88M |
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[399] | 147 | ; >6 Unknown, handled above |
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[392] | 148 | ; |
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| 149 | ;-------------------------------------------------------------------- |
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| 150 | .PrintKnownFloppyType: |
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| 151 | mov al, (g_szFddSize - $$) & 0xff |
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| 152 | push ax |
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| 153 | |
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| 154 | mov al, (g_szFddThreeHalf - $$) & 0xff |
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| 155 | cmp bl, FLOPPY_TYPE_525_HD |
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| 156 | ja .ThreeHalf |
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| 157 | mov al, (g_szFddFiveQuarter - $$) & 0xff |
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| 158 | .ThreeHalf: |
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| 159 | push ax ; "5 1/4" or "3 1/2" |
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| 160 | |
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[399] | 161 | xor bh, bh |
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[392] | 162 | mov al,FloppyTypes.rgbCapacityMultiplier |
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[399] | 163 | mul BYTE [cs:bx+FloppyTypes.rgbCapacity - 1] ; -1 since 0 is handled above and not in the table |
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[392] | 164 | |
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| 165 | .PushAXAndOutput: |
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| 166 | push ax |
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| 167 | |
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| 168 | .FormatRelay: |
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| 169 | jmp DetectPrint_FormatCSSIfromParamsInSSBP |
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| 170 | |
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| 171 | |
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| 172 | ;-------------------------------------------------------------------- |
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| 173 | ; Prints Hard Disk Menuitem information strings. |
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| 174 | ; |
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| 175 | ; BootMenuPrint_HardDiskMenuitemInformation |
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| 176 | ; Parameters: |
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| 177 | ; DS: RAMVARS segment |
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| 178 | ; Returns: |
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| 179 | ; CF: Set since menu event was handled successfully |
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| 180 | ; Corrupts registers: |
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| 181 | ; BX, CX, DX, SI, DI, ES |
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| 182 | ;-------------------------------------------------------------------- |
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| 183 | .HardDiskRefreshInformation: |
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| 184 | jc .HardDiskMenuitemInfoForForeignDrive ; Based on CF from FindDPT_ForDriveNumberInDL (way) above |
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| 185 | |
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| 186 | .HardDiskMenuitemInfoForOurDrive: |
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| 187 | ePUSH_T ax, g_szInformation ; Add substring for our hard disk information |
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[397] | 188 | call GetTotalSectorCount |
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[392] | 189 | jmp .ConvertSectorCountInBXDXAXtoSizeAndPushForFormat |
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| 190 | |
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| 191 | .HardDiskMenuitemInfoForForeignDrive: |
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| 192 | call DriveXlate_ToOrBack |
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| 193 | call AH15h_GetSectorCountFromForeignDriveToDXAX |
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| 194 | |
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| 195 | .ConvertSectorCountInBXDXAXtoSizeAndPushForFormat: |
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| 196 | ePUSH_T cx, g_szCapacityNum ; Push format substring |
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| 197 | call Size_ConvertSectorCountInBXDXAXtoKiB |
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| 198 | mov cx, BYTE_MULTIPLES.kiB |
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| 199 | call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX |
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| 200 | push ax ; Size in magnitude |
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| 201 | push cx ; Tenths |
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| 202 | push dx ; Magnitude character |
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| 203 | |
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[399] | 204 | test di, di |
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[392] | 205 | jz SHORT BootMenuPrint_RefreshInformation.FormatRelay |
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| 206 | |
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| 207 | %include "BootMenuPrintCfg.asm" ; inline of code to fill out remainder of information string |
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| 208 | jmp DetectPrint_FormatCSSIfromParamsInSSBP |
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| 209 | |
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| 210 | |
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| 211 | FloppyTypes: |
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| 212 | .rgbCapacityMultiplier equ 20 ; Multiplier to reduce word sized values to byte size |
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| 213 | .rgbCapacity: |
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| 214 | db 360 / FloppyTypes.rgbCapacityMultiplier ; type 1 |
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| 215 | db 1200 / FloppyTypes.rgbCapacityMultiplier ; type 2 |
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| 216 | db 720 / FloppyTypes.rgbCapacityMultiplier ; type 3 |
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| 217 | db 1440 / FloppyTypes.rgbCapacityMultiplier ; type 4 |
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| 218 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 5 |
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| 219 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 6 |
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[397] | 220 | |
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| 221 | |
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| 222 | ;-------------------------------------------------------------------- |
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| 223 | ; GetTotalSectorCount |
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| 224 | ; Parameters: |
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| 225 | ; DS:DI: DPT Pointer |
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| 226 | ; Returns: |
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| 227 | ; BX:DX:AX: 48-bit sector count |
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| 228 | ; Corrupts registers: |
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| 229 | ; CX |
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| 230 | ;-------------------------------------------------------------------- |
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| 231 | GetTotalSectorCount: |
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| 232 | test BYTE [di+DPT.bFlagsLow], FLG_DRVNHEAD_LBA |
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| 233 | jnz SHORT .ReturnFullCapacity |
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| 234 | jmp AH15h_GetSectorCountToBXDXAX |
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| 235 | .ReturnFullCapacity: |
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| 236 | jmp AccessDPT_GetLbaSectorCountToBXDXAX |
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