[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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[489] | 78 | xor di,di ; Null character will be eaten
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| 79 | mov si, g_szBootMenuTitle
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| 80 | jmp DetectPrint_RomFoundAtSegment.BootMenuEntry
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[392] | 81 |
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[489] | 82 |
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[392] | 83 | ;--------------------------------------------------------------------
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| 84 | ; BootMenuPrint_RefreshInformation
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| 85 | ; Parameters:
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| 86 | ; CX: Index of highlighted item
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| 87 | ; DS: RAMVARS segment
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| 88 | ; Returns:
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| 89 | ; CF: Set since menu event was handled successfully
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| 90 | ; Corrupts registers:
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| 91 | ; Does not matter
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| 92 | ;--------------------------------------------------------------------
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| 93 | BootMenuPrint_RefreshInformation:
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| 94 | CALL_MENU_LIBRARY ClearInformationArea
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| 95 |
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| 96 | call BootMenu_GetDriveToDXforMenuitemInCX
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| 97 | jnc BootMenuEvent_Completed ; if no menu selection, abort
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| 98 |
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| 99 | push bp
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| 100 | mov bp, sp
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| 101 |
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| 102 | mov si, g_szCapacity ; Setup print string now, carries through to print call
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| 103 |
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| 104 | call FindDPT_ForDriveNumberInDL
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| 105 |
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| 106 | inc dl ; are we a hard disk?
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| 107 | dec dl ; inc/dec will set SF, without modifying CF or DL
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| 108 | js .HardDiskRefreshInformation
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| 109 |
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| 110 | jnc .ours ; Based on CF from FindDPT_ForDriveNumberInDL above
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| 111 | call FloppyDrive_GetType ; Get Floppy Drive type to BX
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| 112 | jmp .around
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| 113 | .ours:
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| 114 | call AH8h_GetDriveParameters
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| 115 | .around:
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| 116 |
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| 117 | mov ax, g_szFddSizeOr ; .PrintXTFloppyType
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| 118 | test bl, bl ; Two possibilities? (FLOPPY_TYPE_525_OR_35_DD)
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| 119 | jz SHORT .PushAXAndOutput
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| 120 |
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| 121 | mov al, (g_szFddUnknown - $$) & 0xff ; .PrintUnknownFloppyType
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| 122 | cmp bl, FLOPPY_TYPE_35_ED
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| 123 | ja SHORT .PushAXAndOutput
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| 124 |
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| 125 | ; Fall to .PrintKnownFloppyType
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| 126 |
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| 127 | ;--------------------------------------------------------------------
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| 128 | ; .PrintKnownFloppyType
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| 129 | ; Parameters:
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| 130 | ; BX: Floppy drive type
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| 131 | ; Returns:
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| 132 | ; CF: Set since menu event was handled successfully
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| 133 | ; Corrupts registers:
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| 134 | ; AX, BX, SI, DI
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| 135 | ;
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| 136 | ; Floppy Drive Types:
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| 137 | ;
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| 138 | ; 0 Handled above
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| 139 | ; 1 FLOPPY_TYPE_525_DD 5 1/4 360K
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| 140 | ; 2 FLOPPY_TYPE_525_HD 5 1/4 1.2M
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| 141 | ; 3 FLOPPY_TYPE_35_DD 3 1/2 720K
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| 142 | ; 4 FLOPPY_TYPE_35_HD 3 1/2 1.44M
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| 143 | ; 5 3.5" ED on some BIOSes 3 1/2 2.88M
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| 144 | ; 6 FLOPPY_TYPE_35_ED 3 1/2 2.88M
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[399] | 145 | ; >6 Unknown, handled above
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[392] | 146 | ;
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| 147 | ;--------------------------------------------------------------------
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| 148 | .PrintKnownFloppyType:
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| 149 | mov al, (g_szFddSize - $$) & 0xff
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| 150 | push ax
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| 151 |
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| 152 | mov al, (g_szFddThreeHalf - $$) & 0xff
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| 153 | cmp bl, FLOPPY_TYPE_525_HD
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| 154 | ja .ThreeHalf
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| 155 | mov al, (g_szFddFiveQuarter - $$) & 0xff
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| 156 | .ThreeHalf:
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| 157 | push ax ; "5 1/4" or "3 1/2"
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| 158 |
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[399] | 159 | xor bh, bh
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[392] | 160 | mov al,FloppyTypes.rgbCapacityMultiplier
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[399] | 161 | mul BYTE [cs:bx+FloppyTypes.rgbCapacity - 1] ; -1 since 0 is handled above and not in the table
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[392] | 162 |
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| 163 | .PushAXAndOutput:
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| 164 | push ax
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| 165 |
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| 166 | .FormatRelay:
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| 167 | jmp DetectPrint_FormatCSSIfromParamsInSSBP
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| 168 |
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| 169 |
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| 170 | ;--------------------------------------------------------------------
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| 171 | ; Prints Hard Disk Menuitem information strings.
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| 172 | ;
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| 173 | ; BootMenuPrint_HardDiskMenuitemInformation
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| 174 | ; Parameters:
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| 175 | ; DS: RAMVARS segment
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| 176 | ; Returns:
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| 177 | ; CF: Set since menu event was handled successfully
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| 178 | ; Corrupts registers:
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| 179 | ; BX, CX, DX, SI, DI, ES
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| 180 | ;--------------------------------------------------------------------
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| 181 | .HardDiskRefreshInformation:
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| 182 | jc .HardDiskMenuitemInfoForForeignDrive ; Based on CF from FindDPT_ForDriveNumberInDL (way) above
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| 183 |
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| 184 | .HardDiskMenuitemInfoForOurDrive:
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| 185 | ePUSH_T ax, g_szInformation ; Add substring for our hard disk information
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[397] | 186 | call GetTotalSectorCount
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[392] | 187 | jmp .ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
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| 188 |
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| 189 | .HardDiskMenuitemInfoForForeignDrive:
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| 190 | call DriveXlate_ToOrBack
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| 191 | call AH15h_GetSectorCountFromForeignDriveToDXAX
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| 192 |
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| 193 | .ConvertSectorCountInBXDXAXtoSizeAndPushForFormat:
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| 194 | ePUSH_T cx, g_szCapacityNum ; Push format substring
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| 195 | call Size_ConvertSectorCountInBXDXAXtoKiB
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| 196 | mov cx, BYTE_MULTIPLES.kiB
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| 197 | call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX
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| 198 | push ax ; Size in magnitude
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| 199 | push cx ; Tenths
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| 200 | push dx ; Magnitude character
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| 201 |
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[421] | 202 | test di, di ; Zero if foreign drive
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[392] | 203 | jz SHORT BootMenuPrint_RefreshInformation.FormatRelay
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| 204 |
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| 205 | %include "BootMenuPrintCfg.asm" ; inline of code to fill out remainder of information string
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| 206 | jmp DetectPrint_FormatCSSIfromParamsInSSBP
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| 207 |
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| 208 |
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| 209 | FloppyTypes:
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| 210 | .rgbCapacityMultiplier equ 20 ; Multiplier to reduce word sized values to byte size
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| 211 | .rgbCapacity:
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| 212 | db 360 / FloppyTypes.rgbCapacityMultiplier ; type 1
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| 213 | db 1200 / FloppyTypes.rgbCapacityMultiplier ; type 2
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| 214 | db 720 / FloppyTypes.rgbCapacityMultiplier ; type 3
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| 215 | db 1440 / FloppyTypes.rgbCapacityMultiplier ; type 4
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| 216 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 5
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| 217 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 6
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[397] | 218 |
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| 219 |
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| 220 | ;--------------------------------------------------------------------
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| 221 | ; GetTotalSectorCount
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| 222 | ; Parameters:
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| 223 | ; DS:DI: DPT Pointer
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| 224 | ; Returns:
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| 225 | ; BX:DX:AX: 48-bit sector count
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| 226 | ; Corrupts registers:
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| 227 | ; CX
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| 228 | ;--------------------------------------------------------------------
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[421] | 229 | %ifdef MODULE_EBIOS
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| 230 | GetTotalSectorCount EQU AccessDPT_GetLbaSectorCountToBXDXAX
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| 231 | %else
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| 232 | GetTotalSectorCount EQU AH15h_GetSectorCountToBXDXAX
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| 233 | %endif
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