| 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 | ; Section containing code
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| 5 | SECTION .text
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| 6 |
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| 7 | ;--------------------------------------------------------------------
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| 8 | ; BootMenuPrint_ClearScreen
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| 9 | ; Parameters:
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| 10 | ; Nothing
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| 11 | ; Returns:
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| 12 | ; Nothing
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| 13 | ; Corrupts registers:
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| 14 | ; AX, DI
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| 15 | ;--------------------------------------------------------------------
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| 16 | ALIGN JUMP_ALIGN
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| 17 | BootMenuPrint_ClearScreen:
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| 18 | call BootMenuPrint_InitializeDisplayContext
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| 19 | xor ax, ax
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| 20 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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| 21 | mov ax, ' ' | (MONO_NORMAL<<8)
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| 22 | CALL_DISPLAY_LIBRARY ClearScreenWithCharInALandAttrInAH
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| 23 | ret
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| 24 |
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| 25 |
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| 26 | ;--------------------------------------------------------------------
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| 27 | ; BootMenuPrint_InitializeDisplayContext
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| 28 | ; Parameters:
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| 29 | ; Nothing
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| 30 | ; Returns:
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| 31 | ; Nothing
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| 32 | ; Corrupts registers:
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| 33 | ; AX, DI
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| 34 | ;--------------------------------------------------------------------
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| 35 | ALIGN JUMP_ALIGN
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| 36 | BootMenuPrint_InitializeDisplayContext:
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| 37 | CALL_DISPLAY_LIBRARY InitializeDisplayContext
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| 38 | ret
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| 39 |
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| 40 |
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| 41 | ;--------------------------------------------------------------------
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| 42 | ; Prints Boot Menu title strings.
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| 43 | ;
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| 44 | ; BootMenuPrint_TitleStrings
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| 45 | ; Parameters:
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| 46 | ; Nothing
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| 47 | ; Returns:
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| 48 | ; CF: Set since menu event handled
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| 49 | ; Corrupts registers:
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| 50 | ; AX, SI, DI
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| 51 | ;--------------------------------------------------------------------
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| 52 | ALIGN JUMP_ALIGN
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| 53 | BootMenuPrint_TitleStrings:
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| 54 | mov si, ROMVARS.szTitle
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| 55 | call BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
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| 56 | CALL_DISPLAY_LIBRARY PrintNewlineCharacters
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| 57 | mov si, ROMVARS.szVersion
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| 58 | ; Fall to BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
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| 59 |
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| 60 |
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| 61 | ;--------------------------------------------------------------------
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| 62 | ; BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
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| 63 | ; Parameters:
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| 64 | ; CS:SI: Ptr to NULL terminated string to print
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| 65 | ; Returns:
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| 66 | ; CF: Set since menu event was handled successfully
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| 67 | ; Corrupts registers:
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| 68 | ; AX
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| 69 | ;--------------------------------------------------------------------
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| 70 | ALIGN JUMP_ALIGN
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| 71 | BootMenuPrint_NullTerminatedStringFromCSSIandSetCF:
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| 72 | push di
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| 73 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI
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| 74 | pop di
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| 75 | stc
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| 76 | ret
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| 77 |
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| 78 |
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| 79 | ;--------------------------------------------------------------------
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| 80 | ; BootMenuPrint_FloppyMenuitem
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| 81 | ; Parameters:
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| 82 | ; DL: Untranslated Floppy Drive number
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| 83 | ; Returns:
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| 84 | ; Nothing
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| 85 | ; Corrupts registers:
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| 86 | ; AX, DX, SI, DI
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| 87 | ;--------------------------------------------------------------------
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| 88 | ALIGN JUMP_ALIGN
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| 89 | BootMenuPrint_FloppyMenuitem:
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| 90 | call PrintDriveNumberAfterTranslationFromDL
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| 91 | push bp
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| 92 | mov bp, sp
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| 93 | mov si, g_szFDLetter
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| 94 | ePUSH_T ax, g_szFloppyDrv
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| 95 | add dl, 'A'
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| 96 | push dx ; Drive letter
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| 97 | jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 98 |
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| 99 |
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| 100 | ;--------------------------------------------------------------------
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| 101 | ; BootMenuPrint_HardDiskMenuitem
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| 102 | ; Parameters:
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| 103 | ; DL: Untranslated Hard Disk number
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| 104 | ; DS: RAMVARS segment
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| 105 | ; Returns:
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| 106 | ; CF: Set since menu event handled
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| 107 | ; Corrupts registers:
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| 108 | ; AX, BX, SI, DI
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| 109 | ;--------------------------------------------------------------------
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| 110 | ALIGN JUMP_ALIGN
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| 111 | BootMenuPrint_HardDiskMenuitem:
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| 112 | call PrintDriveNumberAfterTranslationFromDL
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| 113 | call RamVars_IsDriveHandledByThisBIOS
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| 114 | jnc SHORT .HardDiskMenuitemForForeignDrive
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| 115 | ; Fall to .HardDiskMenuitemForOurDrive
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| 116 |
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| 117 | ;--------------------------------------------------------------------
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| 118 | ; .HardDiskMenuitemForOurDrive
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| 119 | ; Parameters:
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| 120 | ; DL: Untranslated Hard Disk number
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| 121 | ; DS: RAMVARS segment
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| 122 | ; Returns:
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| 123 | ; CF: Set since menu event handled
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| 124 | ; Corrupts registers:
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| 125 | ; AX, BX, SI, DI
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| 126 | ;--------------------------------------------------------------------
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| 127 | .HardDiskMenuitemForOurDrive:
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| 128 | call BootInfo_GetOffsetToBX
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| 129 | lea si, [bx+BOOTNFO.szDrvName]
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| 130 | xor bx, bx ; BDA segment
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| 131 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI
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| 132 | stc
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| 133 | ret
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| 134 |
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| 135 | ;--------------------------------------------------------------------
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| 136 | ; BootMenuPrint_HardDiskMenuitemForForeignDrive
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| 137 | ; Parameters:
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| 138 | ; DL: Untranslated Hard Disk number
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| 139 | ; DS: RAMVARS segment
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| 140 | ; Returns:
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| 141 | ; CF: Set since menu event handled
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| 142 | ; Corrupts registers:
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| 143 | ; AX, SI, DI
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| 144 | ;--------------------------------------------------------------------
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| 145 | ALIGN JUMP_ALIGN
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| 146 | .HardDiskMenuitemForForeignDrive:
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| 147 | mov si, g_szforeignHD
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| 148 | jmp SHORT BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
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| 149 |
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| 150 |
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| 151 | ;--------------------------------------------------------------------
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| 152 | ; PrintDriveNumberAfterTranslationFromDL
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| 153 | ; Parameters:
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| 154 | ; DL: Untranslated Floppy Drive number
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| 155 | ; DS: RAMVARS segment
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| 156 | ; Returns:
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| 157 | ; Nothing
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| 158 | ; Corrupts registers:
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| 159 | ; AX, DI
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| 160 | ;--------------------------------------------------------------------
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| 161 | ALIGN JUMP_ALIGN
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| 162 | PrintDriveNumberAfterTranslationFromDL:
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| 163 | mov ax, dx
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| 164 | call DriveXlate_ToOrBack
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| 165 | xchg dx, ax ; Restore DX, WORD to print in AL
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| 166 | xor ah, ah
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| 167 | push bp
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| 168 | mov bp, sp
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| 169 | mov si, g_szDriveNum
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| 170 | push ax
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| 171 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 172 |
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| 173 |
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| 174 | ;--------------------------------------------------------------------
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| 175 | ; BootMenuPrint_FloppyMenuitemInformation
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| 176 | ; Parameters:
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| 177 | ; DL: Untranslated Floppy Drive number
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| 178 | ; DS: RAMVARS segment
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| 179 | ; Returns:
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| 180 | ; CF: Set since menu event was handled successfully
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| 181 | ; Corrupts registers:
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| 182 | ; AX, BX, CX, DX, SI, DI, ES
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| 183 | ;--------------------------------------------------------------------
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| 184 | ALIGN JUMP_ALIGN
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| 185 | BootMenuPrint_FloppyMenuitemInformation:
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| 186 | call BootMenuPrint_ClearInformationArea
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| 187 | call FloppyDrive_GetType ; Get Floppy Drive type to BX
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| 188 | test bx, bx ; Two possibilities? (FLOPPY_TYPE_525_OR_35_DD)
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| 189 | push bp
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| 190 | mov bp, sp
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| 191 | jz SHORT .PrintXTFloppyType
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| 192 | cmp bl, FLOPPY_TYPE_35_ED
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| 193 | ja SHORT .PrintUnknownFloppyType
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| 194 | ; Fall to .PrintKnownFloppyType
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| 195 |
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| 196 |
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| 197 | ;--------------------------------------------------------------------
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| 198 | ; .PrintKnownFloppyType
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| 199 | ; Parameters:
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| 200 | ; BX: Floppy drive type
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| 201 | ; Returns:
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| 202 | ; CF: Set since menu event was handled successfully
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| 203 | ; Corrupts registers:
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| 204 | ; AX, BX, SI, DI
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| 205 | ;--------------------------------------------------------------------
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| 206 | ALIGN JUMP_ALIGN
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| 207 | .PrintKnownFloppyType:
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| 208 | mov si, g_szFddSize
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| 209 | ePUSH_T ax, g_szCapacity
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| 210 | dec bx ; Cannot be 0 (FLOPPY_TYPE_525_OR_35_DD)
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| 211 | shl bx, 1 ; Shift for WORD lookup
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| 212 | mov ax, [cs:bx+FloppyTypes.rgwPhysicalSize]
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| 213 | push ax ; '5' or '3'
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| 214 | mov al, ah
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| 215 | push ax ; '1/4' or '1/2'
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| 216 | push WORD [cs:bx+FloppyTypes.rgwCapacity]
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| 217 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 218 |
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| 219 |
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| 220 | ;--------------------------------------------------------------------
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| 221 | ; .PrintXTFloppyType
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| 222 | ; .PrintUnknownFloppyType
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| 223 | ; Parameters:
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| 224 | ; Nothing
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| 225 | ; Returns:
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| 226 | ; CF: Set since menu event was handled successfully
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| 227 | ; Corrupts registers:
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| 228 | ; AX, SI, DI
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| 229 | ;--------------------------------------------------------------------
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| 230 | ALIGN JUMP_ALIGN
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| 231 | .PrintXTFloppyType:
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| 232 | mov si, g_szFddSizeOr
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| 233 | jmp SHORT .FormatXTorUnknownTypeFloppyDrive
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| 234 | ALIGN JUMP_ALIGN
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| 235 | .PrintUnknownFloppyType:
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| 236 | mov si, g_szFddUnknown
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| 237 | .FormatXTorUnknownTypeFloppyDrive:
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| 238 | ePUSH_T ax, g_szCapacity
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| 239 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 240 |
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| 241 |
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| 242 | ;--------------------------------------------------------------------
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| 243 | ; Prints Hard Disk Menuitem information strings.
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| 244 | ;
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| 245 | ; BootMenuPrint_HardDiskMenuitemInformation
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| 246 | ; Parameters:
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| 247 | ; DL: Untranslated Hard Disk number
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| 248 | ; DS: RAMVARS segment
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| 249 | ; Returns:
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| 250 | ; CF: Set since menu event was handled successfully
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| 251 | ; Corrupts registers:
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| 252 | ; BX, CX, DX, SI, DI, ES
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| 253 | ;--------------------------------------------------------------------
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| 254 | ALIGN JUMP_ALIGN
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| 255 | BootMenuPrint_HardDiskMenuitemInformation:
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| 256 | call RamVars_IsDriveHandledByThisBIOS
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| 257 | jnc SHORT .HardDiskMenuitemInfoForForeignDrive
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| 258 | call FindDPT_ForDriveNumber ; DS:DI to point DPT
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| 259 | ; Fall to .HardDiskMenuitemInfoForOurDrive
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| 260 |
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| 261 | ;--------------------------------------------------------------------
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| 262 | ; .HardDiskMenuitemInfoForOurDrive
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| 263 | ; Parameters:
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| 264 | ; DL: Untranslated Hard Disk number
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| 265 | ; DS:DI: Ptr to DPT
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| 266 | ; Returns:
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| 267 | ; Nothing
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| 268 | ; Corrupts registers:
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| 269 | ; AX, BX, CX, DX, SI, DI, ES
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| 270 | ;--------------------------------------------------------------------
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| 271 | ALIGN JUMP_ALIGN
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| 272 | .HardDiskMenuitemInfoForOurDrive:
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| 273 | push di
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| 274 | ePUSH_T ax, BootMenuPrintCfg_ForOurDrive ; Return from BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 275 | push bp
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| 276 | mov bp, sp
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| 277 | ePUSH_T ax, g_szCapacity
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| 278 |
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| 279 | ; Get and push L-CHS size
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| 280 | mov [RAMVARS.bTimeoutTicksLeft], dl ; Store drive number
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| 281 | call AH15h_GetSectorCountToDXAX
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| 282 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
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| 283 |
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| 284 | ; Get and push total LBA size
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| 285 | mov dl, [RAMVARS.bTimeoutTicksLeft] ; Restore drive number
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| 286 | call BootInfo_GetTotalSectorCount
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| 287 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
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| 288 |
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| 289 | mov si, g_szSizeDual
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| 290 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 291 |
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| 292 |
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| 293 | ;--------------------------------------------------------------------
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| 294 | ; .HardDiskMenuitemInfoForForeignDrive
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| 295 | ; Parameters:
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| 296 | ; DL: Untranslated Hard Disk number
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| 297 | ; DS: RAMVARS segment
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| 298 | ; Returns:
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| 299 | ; CF: Set since menu event was handled successfully
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| 300 | ; Corrupts registers:
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| 301 | ; AX, BX, CX, DX, SI, DI
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| 302 | ;--------------------------------------------------------------------
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| 303 | ALIGN JUMP_ALIGN
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| 304 | .HardDiskMenuitemInfoForForeignDrive:
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| 305 | push bp
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| 306 | mov bp, sp
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| 307 | ePUSH_T ax, g_szCapacity
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| 308 |
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| 309 | call DriveXlate_ToOrBack
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| 310 | call AH15h_GetSectorCountFromForeignDriveToDXAX
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| 311 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
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| 312 |
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| 313 | mov si, g_szSizeSingle
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| 314 | ; Fall to BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 315 |
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| 316 |
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| 317 | ;--------------------------------------------------------------------
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| 318 | ; BootMenuPrint_FormatCSSIfromParamsInSSBP
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| 319 | ; Parameters:
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| 320 | ; CS:SI: Ptr to string to format
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| 321 | ; BP: SP before pushing parameters
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| 322 | ; Returns:
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| 323 | ; BP: Popped from stack
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| 324 | ; Corrupts registers:
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| 325 | ; AX, DI
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| 326 | ;--------------------------------------------------------------------
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| 327 | ALIGN JUMP_ALIGN
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| 328 | BootMenuPrint_FormatCSSIfromParamsInSSBP:
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| 329 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
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| 330 | stc ; Successfull return from menu event
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| 331 | pop bp
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| 332 | ret
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| 333 |
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| 334 |
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| 335 | ;--------------------------------------------------------------------
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| 336 | ; ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
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| 337 | ; Parameters:
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| 338 | ; BX:DX:AX: Sector count
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| 339 | ; Returns:
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| 340 | ; Size in stack
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| 341 | ; Corrupts registers:
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| 342 | ; AX, BX, CX, DX, SI
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| 343 | ;--------------------------------------------------------------------
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| 344 | ALIGN JUMP_ALIGN
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| 345 | ConvertSectorCountInBXDXAXtoSizeAndPushForFormat:
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| 346 | pop si ; Pop return address
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| 347 | call Size_ConvertSectorCountInBXDXAXtoKiB
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| 348 | mov cx, BYTE_MULTIPLES.kiB
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| 349 | call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX
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| 350 | push ax ; Size in magnitude
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| 351 | push cx ; Tenths
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| 352 | push dx ; Magnitude character
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| 353 | jmp si
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| 354 |
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| 355 |
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| 356 | ;--------------------------------------------------------------------
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| 357 | ; BootMenuPrint_ClearInformationArea
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| 358 | ; Parameters:
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| 359 | ; Nothing
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| 360 | ; Returns:
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| 361 | ; CF: Set
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| 362 | ; Corrupts registers:
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| 363 | ; AX, DI
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| 364 | ;--------------------------------------------------------------------
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| 365 | ALIGN JUMP_ALIGN
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| 366 | BootMenuPrint_ClearInformationArea:
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| 367 | CALL_MENU_LIBRARY ClearInformationArea
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| 368 | stc
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| 369 | ret
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| 370 |
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| 371 |
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| 372 | ;--------------------------------------------------------------------
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| 373 | ; BootMenuPrint_TheBottomOfScreen
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| 374 | ; Parameters:
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| 375 | ; DS: RAMVARS segment
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| 376 | ; Returns:
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| 377 | ; Nothing
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| 378 | ; Corrupts registers:
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| 379 | ; AX, BX, CX, DX, SI, DI
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| 380 | ;--------------------------------------------------------------------
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| 381 | ALIGN JUMP_ALIGN
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| 382 | BootMenuPrint_TheBottomOfScreen:
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| 383 | call FloppyDrive_GetCountToCX
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| 384 | mov bl, cl ; Floppy Drive count to BL
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| 385 | call RamVars_GetHardDiskCountFromBDAtoCX
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| 386 | mov bh, cl ; Hard Disk count to BH
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| 387 | ; Fall to .MoveCursorToHotkeyStrings
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| 388 |
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| 389 | ;--------------------------------------------------------------------
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| 390 | ; .MoveCursorToHotkeyStrings
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| 391 | ; Parameters:
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| 392 | ; Nothing
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| 393 | ; Returns:
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| 394 | ; Nothing
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| 395 | ; Corrupts registers:
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| 396 | ; AX, DI
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| 397 | ;--------------------------------------------------------------------
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| 398 | .MoveCursorToHotkeyStrings:
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| 399 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH
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| 400 | xor al, al
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| 401 | dec ah
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| 402 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
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| 403 | ; Fall to .PrintHotkeyString
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| 404 |
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| 405 | ;--------------------------------------------------------------------
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| 406 | ; .PrintHotkeyString
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| 407 | ; Parameters:
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| 408 | ; BL: Floppy Drives
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| 409 | ; BH: Hard Drives
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| 410 | ; Returns:
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| 411 | ; Nothing
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| 412 | ; Corrupts registers:
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| 413 | ; AX, CX, DX, SI, DI
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| 414 | ;--------------------------------------------------------------------
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| 415 | .PrintHotkeyString:
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| 416 | ; Display Library should not be called like this
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| 417 | mov si, ATTRIBUTE_CHARS.cHighlightedItem
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| 418 | call MenuAttribute_GetToAXfromTypeInSI
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| 419 | xchg dx, ax
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| 420 | mov cx, MONO_BRIGHT
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| 421 |
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| 422 | test bl, bl ; Any Floppy Drives?
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| 423 | jz SHORT .SkipFloppyDriveHotkeys
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| 424 | mov ax, 'A' | (ANGLE_QUOTE_RIGHT<<8)
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| 425 | mov si, g_szFDD
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| 426 | call PushHotkeyParamsAndFormat
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| 427 |
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| 428 | .SkipFloppyDriveHotkeys:
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| 429 | test bh, bh ; Any Hard Drives?
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| 430 | jz SHORT .SkipHardDriveHotkeys
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| 431 | xchg ax, cx ; Store Key Attribute
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| 432 | call BootMenu_GetLetterForFirstHardDiskToCL
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| 433 | mov ch, ANGLE_QUOTE_RIGHT
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| 434 | xchg ax, cx
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| 435 | mov si, g_szHDD
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| 436 | call PushHotkeyParamsAndFormat
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| 437 |
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| 438 | .SkipHardDriveHotkeys:
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| 439 | ; Fall to .PrintRomBootHotkey
|
|---|
| 440 |
|
|---|
| 441 | ;--------------------------------------------------------------------
|
|---|
| 442 | ; .PrintRomBootHotkey
|
|---|
| 443 | ; Parameters:
|
|---|
| 444 | ; CX: Key Attribute
|
|---|
| 445 | ; DX: Description Attribute
|
|---|
| 446 | ; Returns:
|
|---|
| 447 | ; Nothing
|
|---|
| 448 | ; Corrupts registers:
|
|---|
| 449 | ; AX, SI, DI
|
|---|
| 450 | ;--------------------------------------------------------------------
|
|---|
| 451 | .PrintRomBootHotkey:
|
|---|
| 452 | mov ax, 'F' | ('8'<<8) ; F8
|
|---|
| 453 | mov si, g_szRomBoot
|
|---|
| 454 | ; Fall to PushHotkeyParamsAndFormat
|
|---|
| 455 |
|
|---|
| 456 | ;--------------------------------------------------------------------
|
|---|
| 457 | ; PushHotkeyParamsAndFormat
|
|---|
| 458 | ; Parameters:
|
|---|
| 459 | ; AL: First character
|
|---|
| 460 | ; AH: Second character
|
|---|
| 461 | ; CX: Key Attribute
|
|---|
| 462 | ; DX: Description Attribute
|
|---|
| 463 | ; CS:SI: Description string
|
|---|
| 464 | ; Returns:
|
|---|
| 465 | ; Nothing
|
|---|
| 466 | ; Corrupts registers:
|
|---|
| 467 | ; AX, SI, DI
|
|---|
| 468 | ;--------------------------------------------------------------------
|
|---|
| 469 | ALIGN JUMP_ALIGN
|
|---|
| 470 | PushHotkeyParamsAndFormat:
|
|---|
| 471 | push bp
|
|---|
| 472 | mov bp, sp
|
|---|
| 473 |
|
|---|
| 474 | push cx ; Key attribute
|
|---|
| 475 | push ax ; First character
|
|---|
| 476 | xchg al, ah
|
|---|
| 477 | push ax ; Second character
|
|---|
| 478 | push dx ; Description attribute
|
|---|
| 479 | push si ; Description string
|
|---|
| 480 | push cx ; Key attribute for last space
|
|---|
| 481 | mov si, g_szHotkey
|
|---|
| 482 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
|
|---|
| 483 |
|
|---|
| 484 | ALIGN WORD_ALIGN
|
|---|
| 485 | FloppyTypes:
|
|---|
| 486 | .rgwCapacity:
|
|---|
| 487 | dw 360
|
|---|
| 488 | dw 1200
|
|---|
| 489 | dw 720
|
|---|
| 490 | dw 1440
|
|---|
| 491 | dw 2880
|
|---|
| 492 | dw 2880
|
|---|
| 493 | .rgwPhysicalSize:
|
|---|
| 494 | db '5', 172 ; 1, FLOPPY_TYPE_525_DD
|
|---|
| 495 | db '5', 172 ; 2, FLOPPY_TYPE_525_HD
|
|---|
| 496 | db '3', 171 ; 3, FLOPPY_TYPE_35_DD
|
|---|
| 497 | db '3', 171 ; 4, FLOPPY_TYPE_35_HD
|
|---|
| 498 | db '3', 171 ; 5, 3.5" ED on some BIOSes
|
|---|
| 499 | db '3', 171 ; 6, FLOPPY_TYPE_35_ED
|
|---|
