[88] | 1 | ; Project name : XTIDE Universal BIOS |
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[3] | 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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[241] | 8 | ; BootMenuPrint_RefreshItem |
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| 9 | ; |
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[189] | 10 | ; Parameters: |
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| 11 | ; DL: Untranslated Floppy Drive number |
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| 12 | ; Returns: |
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| 13 | ; Nothing |
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| 14 | ; Corrupts registers: |
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[241] | 15 | ; AX, BX, DX, SI, DI |
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[189] | 16 | ;-------------------------------------------------------------------- |
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| 17 | ALIGN JUMP_ALIGN |
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[241] | 18 | BootMenuPrint_RefreshItem: |
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| 19 | call BootMenu_GetDriveToDXforMenuitemInCX_And_RamVars_GetSegmentToDS |
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| 20 | jnc BootMenuEvent_EventCompleted ; if no menu item selected, out we go |
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| 21 | |
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[189] | 22 | push bp |
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| 23 | mov bp, sp |
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| 24 | |
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[241] | 25 | call RamVars_IsDriveHandledByThisBIOS |
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| 26 | jnc .notOurs |
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| 27 | |
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| 28 | call FindDPT_ForDriveNumber ; if it is one of ours, print the string in bootnfo |
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| 29 | call BootInfo_ConvertDPTtoBX |
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| 30 | mov si, g_szDriveNumBOOTNFO ; special g_szDriveNum that prints from BDA |
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| 31 | jmp .go |
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[189] | 32 | |
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[241] | 33 | .notOurs: |
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| 34 | mov si,g_szDriveNum |
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| 35 | mov bx,g_szForeignHD ; assume a hard disk for the moment |
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| 36 | |
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| 37 | test dl,80h |
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| 38 | js .go |
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| 39 | mov bl,((g_szFloppyDrv)-$$ & 0xff) ; and revisit the earlier assumption... |
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| 40 | |
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| 41 | .go: |
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| 42 | mov ax, dx ; preserve DL for the floppy drive letter addition |
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| 43 | call DriveXlate_ToOrBack |
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| 44 | push dx ; translated drive number |
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| 45 | push bx ; sub string |
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| 46 | add al, 'A' ; floppy drive letter (we always push this although |
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| 47 | push ax ; the hard disks don't ever use it, but it does no harm) |
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| 48 | |
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| 49 | jmp short BootMenuPrint_FormatCSSIfromParamsInSSBP |
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[130] | 50 | |
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| 51 | ;-------------------------------------------------------------------- |
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[88] | 52 | ; Prints Boot Menu title strings. |
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[3] | 53 | ; |
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[88] | 54 | ; BootMenuPrint_TitleStrings |
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[3] | 55 | ; Parameters: |
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[88] | 56 | ; Nothing |
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[3] | 57 | ; Returns: |
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[88] | 58 | ; CF: Set since menu event handled |
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[3] | 59 | ; Corrupts registers: |
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[88] | 60 | ; AX, SI, DI |
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[3] | 61 | ;-------------------------------------------------------------------- |
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| 62 | ALIGN JUMP_ALIGN |
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[88] | 63 | BootMenuPrint_TitleStrings: |
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| 64 | mov si, ROMVARS.szTitle |
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[96] | 65 | call BootMenuPrint_NullTerminatedStringFromCSSIandSetCF |
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| 66 | CALL_DISPLAY_LIBRARY PrintNewlineCharacters |
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[88] | 67 | mov si, ROMVARS.szVersion |
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[161] | 68 | ; Fall to BootMenuPrint_NullTerminatedStringFromCSSIandSetCF |
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[3] | 69 | |
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| 70 | ;-------------------------------------------------------------------- |
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[128] | 71 | ; BootMenuPrint_NullTerminatedStringFromCSSIandSetCF |
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| 72 | ; Parameters: |
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| 73 | ; CS:SI: Ptr to NULL terminated string to print |
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| 74 | ; Returns: |
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| 75 | ; CF: Set since menu event was handled successfully |
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| 76 | ; Corrupts registers: |
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[186] | 77 | ; AX, DI |
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[128] | 78 | ;-------------------------------------------------------------------- |
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| 79 | ALIGN JUMP_ALIGN |
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| 80 | BootMenuPrint_NullTerminatedStringFromCSSIandSetCF: |
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[186] | 81 | ; |
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| 82 | ; We send all CSSI strings through the Format routine for the case of |
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| 83 | ; compressed strings, but this doesn't hurt in the non-compressed case either |
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| 84 | ; (perhaps a little slower, but shouldn't be noticeable to the user) |
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| 85 | ; and results in smaller code size. |
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| 86 | ; |
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| 87 | push bp |
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| 88 | mov bp,sp |
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[192] | 89 | jmp short BootMenuPrint_FormatCSSIfromParamsInSSBP |
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[128] | 90 | |
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[192] | 91 | |
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[128] | 92 | ;-------------------------------------------------------------------- |
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[3] | 93 | ; BootMenuPrint_FloppyMenuitemInformation |
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| 94 | ; Parameters: |
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| 95 | ; DL: Untranslated Floppy Drive number |
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| 96 | ; DS: RAMVARS segment |
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| 97 | ; Returns: |
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[88] | 98 | ; CF: Set since menu event was handled successfully |
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[3] | 99 | ; Corrupts registers: |
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[88] | 100 | ; AX, BX, CX, DX, SI, DI, ES |
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[3] | 101 | ;-------------------------------------------------------------------- |
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[192] | 102 | |
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[241] | 103 | ALIGN JUMP_ALIGN |
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| 104 | BootMenuPrint_RefreshInformation: |
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| 105 | CALL_MENU_LIBRARY ClearInformationArea |
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[192] | 106 | |
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[241] | 107 | call BootMenu_GetDriveToDXforMenuitemInCX_And_RamVars_GetSegmentToDS |
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| 108 | jnc BootMenuEvent_EventCompleted ; if no menu selection, abort |
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[182] | 109 | |
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[161] | 110 | push bp |
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| 111 | mov bp, sp |
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[241] | 112 | |
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| 113 | test dl, dl ; are we a hard disk? |
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| 114 | js BootMenuPrint_HardDiskRefreshInformation |
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[182] | 115 | |
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[241] | 116 | call FloppyDrive_GetType ; Get Floppy Drive type to BX |
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[182] | 117 | |
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[241] | 118 | mov cx, g_szFddSizeOr ; .PrintXTFloppyType |
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| 119 | test bx, bx ; Two possibilities? (FLOPPY_TYPE_525_OR_35_DD) |
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| 120 | jz SHORT BootMenuPrint_HardDiskRefreshInformation.output |
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| 121 | |
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| 122 | mov cl, (g_szFddUnknown - $$) & 0xff ; .PrintUnknownFloppyType |
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[3] | 123 | cmp bl, FLOPPY_TYPE_35_ED |
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[241] | 124 | ja SHORT BootMenuPrint_HardDiskRefreshInformation.output |
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[182] | 125 | |
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[161] | 126 | ; Fall to .PrintKnownFloppyType |
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[3] | 127 | |
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| 128 | ;-------------------------------------------------------------------- |
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[161] | 129 | ; .PrintKnownFloppyType |
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[3] | 130 | ; Parameters: |
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[161] | 131 | ; BX: Floppy drive type |
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[3] | 132 | ; Returns: |
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[88] | 133 | ; CF: Set since menu event was handled successfully |
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[3] | 134 | ; Corrupts registers: |
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[161] | 135 | ; AX, BX, SI, DI |
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[182] | 136 | ; |
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| 137 | ; Floppy Drive Types: |
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| 138 | ; |
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| 139 | ; 0 Handled above |
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| 140 | ; 1 FLOPPY_TYPE_525_DD 5 1/4 360K |
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| 141 | ; 2 FLOPPY_TYPE_525_HD 5 1/4 1.2M |
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| 142 | ; 3 FLOPPY_TYPE_35_DD 3 1/2 720K |
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| 143 | ; 4 FLOPPY_TYPE_35_HD 3 1/2 1.44M |
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| 144 | ; 5 3.5" ED on some BIOSes 3 1/2 2.88M |
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| 145 | ; 6 FLOPPY_TYPE_35_ED 3 1/2 2.88M |
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| 146 | ; >6 Unknwon, handled above |
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| 147 | ; |
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[3] | 148 | ;-------------------------------------------------------------------- |
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[161] | 149 | .PrintKnownFloppyType: |
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[241] | 150 | mov cl, (g_szFddSize - $$) & 0xff |
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| 151 | push cx |
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[182] | 152 | |
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[241] | 153 | mov cl, (g_szFddThreeHalf - $$) & 0xff |
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[182] | 154 | cmp bl, FLOPPY_TYPE_525_HD |
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| 155 | ja .ThreeHalf |
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[241] | 156 | mov cl, (g_szFddFiveQuarter - $$) & 0xff |
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[182] | 157 | .ThreeHalf: |
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[241] | 158 | push cx ; "5 1/4" or "3 1/2" |
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[3] | 159 | |
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[182] | 160 | mov al,FloppyTypes.rgbCapacityMultiplier |
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| 161 | mul byte [cs:bx+FloppyTypes.rgbCapacity - 1] ; -1 since 0 is handled above and not in the table |
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| 162 | push ax |
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[161] | 163 | |
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[241] | 164 | jmp short BootMenuPrint_HardDiskRefreshInformation.output |
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[88] | 165 | |
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[192] | 166 | |
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| 167 | ;-------------------------------------------------------------------- |
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[3] | 168 | ; Prints Hard Disk Menuitem information strings. |
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| 169 | ; |
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| 170 | ; BootMenuPrint_HardDiskMenuitemInformation |
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| 171 | ; Parameters: |
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| 172 | ; DL: Untranslated Hard Disk number |
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| 173 | ; DS: RAMVARS segment |
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| 174 | ; Returns: |
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[88] | 175 | ; CF: Set since menu event was handled successfully |
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[3] | 176 | ; Corrupts registers: |
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| 177 | ; BX, CX, DX, SI, DI, ES |
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| 178 | ;-------------------------------------------------------------------- |
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| 179 | ALIGN JUMP_ALIGN |
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[241] | 180 | BootMenuPrint_HardDiskRefreshInformation: |
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[150] | 181 | call RamVars_IsDriveHandledByThisBIOS |
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| 182 | jnc SHORT .HardDiskMenuitemInfoForForeignDrive |
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[241] | 183 | call FindDPT_ForDriveNumber ; DS:DI to point DPT |
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[127] | 184 | ; Fall to .HardDiskMenuitemInfoForOurDrive |
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[3] | 185 | |
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| 186 | ;-------------------------------------------------------------------- |
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[127] | 187 | ; .HardDiskMenuitemInfoForOurDrive |
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[3] | 188 | ; Parameters: |
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| 189 | ; DL: Untranslated Hard Disk number |
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[127] | 190 | ; DS:DI: Ptr to DPT |
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[3] | 191 | ; Returns: |
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[127] | 192 | ; Nothing |
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[3] | 193 | ; Corrupts registers: |
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[127] | 194 | ; AX, BX, CX, DX, SI, DI, ES |
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[3] | 195 | ;-------------------------------------------------------------------- |
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[127] | 196 | .HardDiskMenuitemInfoForOurDrive: |
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[241] | 197 | ePUSH_T ax, g_szSizeDual |
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| 198 | |
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[127] | 199 | ; Get and push L-CHS size |
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[150] | 200 | call AH15h_GetSectorCountToDXAX |
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[88] | 201 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat |
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| 202 | |
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[127] | 203 | ; Get and push total LBA size |
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| 204 | call BootInfo_GetTotalSectorCount |
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[241] | 205 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat |
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| 206 | jmp BootMenuPrintCfg_ForOurDrive |
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| 207 | |
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[3] | 208 | ;-------------------------------------------------------------------- |
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[127] | 209 | ; .HardDiskMenuitemInfoForForeignDrive |
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[3] | 210 | ; Parameters: |
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| 211 | ; DL: Untranslated Hard Disk number |
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[127] | 212 | ; DS: RAMVARS segment |
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[3] | 213 | ; Returns: |
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[127] | 214 | ; CF: Set since menu event was handled successfully |
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[3] | 215 | ; Corrupts registers: |
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[127] | 216 | ; AX, BX, CX, DX, SI, DI |
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[3] | 217 | ;-------------------------------------------------------------------- |
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| 218 | ALIGN JUMP_ALIGN |
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[127] | 219 | .HardDiskMenuitemInfoForForeignDrive: |
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| 220 | call DriveXlate_ToOrBack |
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[150] | 221 | call AH15h_GetSectorCountFromForeignDriveToDXAX |
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[88] | 222 | call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat |
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| 223 | |
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[241] | 224 | ALIGN JUMP_ALIGN |
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| 225 | .output: |
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| 226 | mov si, g_szCapacity |
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| 227 | ;;; fall-through |
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[3] | 228 | |
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| 229 | ;-------------------------------------------------------------------- |
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[241] | 230 | ; BootMenuPrint_FormatCSSIfromParamsInSSBP |
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[88] | 231 | ; Parameters: |
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[241] | 232 | ; CS:SI: Ptr to string to format |
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| 233 | ; BP: SP before pushing parameters |
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[88] | 234 | ; Returns: |
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[241] | 235 | ; BP: Popped from stack |
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| 236 | ; CF: Set since menu event was handled successfully |
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[88] | 237 | ; Corrupts registers: |
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[120] | 238 | ; AX, DI |
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[88] | 239 | ;-------------------------------------------------------------------- |
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| 240 | ALIGN JUMP_ALIGN |
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[241] | 241 | BootMenuPrint_FormatCSSIfromParamsInSSBP: |
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| 242 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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| 243 | stc ; Successfull return from menu event |
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| 244 | pop bp |
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[88] | 245 | ret |
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[192] | 246 | |
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[241] | 247 | |
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[88] | 248 | ;-------------------------------------------------------------------- |
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[192] | 249 | ; BootMenuPrint_ClearScreen |
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[88] | 250 | ; Parameters: |
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[192] | 251 | ; Nothing |
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[88] | 252 | ; Returns: |
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[192] | 253 | ; Nothing |
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[88] | 254 | ; Corrupts registers: |
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[192] | 255 | ; AX, DI |
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[88] | 256 | ;-------------------------------------------------------------------- |
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| 257 | ALIGN JUMP_ALIGN |
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[192] | 258 | BootMenuPrint_ClearScreen: |
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| 259 | call BootMenuPrint_InitializeDisplayContext |
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| 260 | xor ax, ax |
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| 261 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
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| 262 | mov ax, ' ' | (MONO_NORMAL<<8) |
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| 263 | CALL_DISPLAY_LIBRARY ClearScreenWithCharInALandAttrInAH |
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| 264 | ret |
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[88] | 265 | |
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| 266 | |
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| 267 | ;-------------------------------------------------------------------- |
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| 268 | ; BootMenuPrint_TheBottomOfScreen |
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[3] | 269 | ; Parameters: |
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| 270 | ; DS: RAMVARS segment |
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| 271 | ; Returns: |
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[88] | 272 | ; Nothing |
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[3] | 273 | ; Corrupts registers: |
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[92] | 274 | ; AX, BX, CX, DX, SI, DI |
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[3] | 275 | ;-------------------------------------------------------------------- |
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| 276 | ALIGN JUMP_ALIGN |
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[88] | 277 | BootMenuPrint_TheBottomOfScreen: |
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[124] | 278 | call FloppyDrive_GetCountToCX |
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[88] | 279 | mov bl, cl ; Floppy Drive count to BL |
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| 280 | call RamVars_GetHardDiskCountFromBDAtoCX |
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| 281 | mov bh, cl ; Hard Disk count to BH |
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[92] | 282 | ; Fall to .MoveCursorToHotkeyStrings |
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[3] | 283 | |
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[92] | 284 | ;-------------------------------------------------------------------- |
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| 285 | ; .MoveCursorToHotkeyStrings |
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| 286 | ; Parameters: |
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| 287 | ; Nothing |
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| 288 | ; Returns: |
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| 289 | ; Nothing |
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| 290 | ; Corrupts registers: |
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| 291 | ; AX, DI |
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| 292 | ;-------------------------------------------------------------------- |
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| 293 | .MoveCursorToHotkeyStrings: |
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| 294 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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| 295 | xor al, al |
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| 296 | dec ah |
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| 297 | CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX |
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| 298 | ; Fall to .PrintHotkeyString |
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[3] | 299 | |
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| 300 | ;-------------------------------------------------------------------- |
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[92] | 301 | ; .PrintHotkeyString |
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[3] | 302 | ; Parameters: |
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[92] | 303 | ; BL: Floppy Drives |
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| 304 | ; BH: Hard Drives |
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[88] | 305 | ; Returns: |
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[92] | 306 | ; Nothing |
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[88] | 307 | ; Corrupts registers: |
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[120] | 308 | ; AX, CX, DX, SI, DI |
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[88] | 309 | ;-------------------------------------------------------------------- |
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[92] | 310 | .PrintHotkeyString: |
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| 311 | ; Display Library should not be called like this |
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| 312 | mov si, ATTRIBUTE_CHARS.cHighlightedItem |
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| 313 | call MenuAttribute_GetToAXfromTypeInSI |
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| 314 | xchg dx, ax |
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[122] | 315 | mov cx, MONO_BRIGHT |
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[88] | 316 | |
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[92] | 317 | test bl, bl ; Any Floppy Drives? |
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| 318 | jz SHORT .SkipFloppyDriveHotkeys |
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| 319 | mov ax, 'A' | (ANGLE_QUOTE_RIGHT<<8) |
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| 320 | mov si, g_szFDD |
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| 321 | call PushHotkeyParamsAndFormat |
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[88] | 322 | |
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[92] | 323 | .SkipFloppyDriveHotkeys: |
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| 324 | test bh, bh ; Any Hard Drives? |
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| 325 | jz SHORT .SkipHardDriveHotkeys |
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[122] | 326 | xchg ax, cx ; Store Key Attribute |
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[92] | 327 | call BootMenu_GetLetterForFirstHardDiskToCL |
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| 328 | mov ch, ANGLE_QUOTE_RIGHT |
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| 329 | xchg ax, cx |
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| 330 | mov si, g_szHDD |
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| 331 | call PushHotkeyParamsAndFormat |
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| 332 | |
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| 333 | .SkipHardDriveHotkeys: |
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| 334 | ; Fall to .PrintRomBootHotkey |
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| 335 | |
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[88] | 336 | ;-------------------------------------------------------------------- |
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[92] | 337 | ; .PrintRomBootHotkey |
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[88] | 338 | ; Parameters: |
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[92] | 339 | ; CX: Key Attribute |
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| 340 | ; DX: Description Attribute |
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[3] | 341 | ; Returns: |
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[88] | 342 | ; Nothing |
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[3] | 343 | ; Corrupts registers: |
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[120] | 344 | ; AX, SI, DI |
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[3] | 345 | ;-------------------------------------------------------------------- |
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[92] | 346 | .PrintRomBootHotkey: |
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| 347 | mov ax, 'F' | ('8'<<8) ; F8 |
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| 348 | mov si, g_szRomBoot |
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| 349 | ; Fall to PushHotkeyParamsAndFormat |
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| 350 | |
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| 351 | ;-------------------------------------------------------------------- |
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| 352 | ; PushHotkeyParamsAndFormat |
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| 353 | ; Parameters: |
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| 354 | ; AL: First character |
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| 355 | ; AH: Second character |
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| 356 | ; CX: Key Attribute |
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| 357 | ; DX: Description Attribute |
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| 358 | ; CS:SI: Description string |
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| 359 | ; Returns: |
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| 360 | ; Nothing |
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| 361 | ; Corrupts registers: |
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[120] | 362 | ; AX, SI, DI |
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[92] | 363 | ;-------------------------------------------------------------------- |
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[3] | 364 | ALIGN JUMP_ALIGN |
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[92] | 365 | PushHotkeyParamsAndFormat: |
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| 366 | push bp |
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| 367 | mov bp, sp |
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| 368 | |
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| 369 | push cx ; Key attribute |
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| 370 | push ax ; First character |
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| 371 | xchg al, ah |
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| 372 | push ax ; Second character |
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| 373 | push dx ; Description attribute |
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| 374 | push si ; Description string |
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| 375 | push cx ; Key attribute for last space |
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| 376 | mov si, g_szHotkey |
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[241] | 377 | |
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| 378 | BootMenuPrint_FormatCSSIfromParamsInSSBP_Relay: |
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| 379 | jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP |
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[161] | 380 | |
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[182] | 381 | |
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[192] | 382 | ;-------------------------------------------------------------------- |
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| 383 | ; BootMenuPrint_InitializeDisplayContext |
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| 384 | ; Parameters: |
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| 385 | ; Nothing |
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| 386 | ; Returns: |
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| 387 | ; Nothing |
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| 388 | ; Corrupts registers: |
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| 389 | ; AX, DI |
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| 390 | ;-------------------------------------------------------------------- |
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| 391 | ALIGN JUMP_ALIGN |
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| 392 | BootMenuPrint_InitializeDisplayContext: |
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| 393 | CALL_DISPLAY_LIBRARY InitializeDisplayContext |
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| 394 | ret |
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| 395 | |
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| 396 | |
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[241] | 397 | ;-------------------------------------------------------------------- |
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| 398 | ; ConvertSectorCountInBXDXAXtoSizeAndPushForFormat |
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| 399 | ; Parameters: |
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| 400 | ; BX:DX:AX: Sector count |
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| 401 | ; Returns: |
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| 402 | ; Size in stack |
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| 403 | ; Corrupts registers: |
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| 404 | ; AX, BX, CX, DX, SI |
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| 405 | ;-------------------------------------------------------------------- |
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| 406 | ALIGN JUMP_ALIGN |
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| 407 | ConvertSectorCountInBXDXAXtoSizeAndPushForFormat: |
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| 408 | pop si ; Pop return address |
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| 409 | ePUSH_T cx, g_szCapacityNum ; Push format substring |
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| 410 | call Size_ConvertSectorCountInBXDXAXtoKiB |
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| 411 | mov cx, BYTE_MULTIPLES.kiB |
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| 412 | call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX |
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| 413 | push ax ; Size in magnitude |
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| 414 | push cx ; Tenths |
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| 415 | push dx ; Magnitude character |
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| 416 | jmp si |
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| 417 | |
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| 418 | |
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| 419 | FloppyTypes: |
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| 420 | .rgbCapacityMultiplier equ 20 ; Multiplier to reduce word sized values to byte size |
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| 421 | .rgbCapacity: |
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| 422 | db 360 / FloppyTypes.rgbCapacityMultiplier ; type 1 |
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| 423 | db 1200 / FloppyTypes.rgbCapacityMultiplier ; type 2 |
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| 424 | db 720 / FloppyTypes.rgbCapacityMultiplier ; type 3 |
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| 425 | db 1440 / FloppyTypes.rgbCapacityMultiplier ; type 4 |
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| 426 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 5 |
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| 427 | db 2880 / FloppyTypes.rgbCapacityMultiplier ; type 6 |
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| 428 | |
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| 429 | |
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| 430 | |
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| 431 | |
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[192] | 432 | |
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| 433 | |
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| 434 | |
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| 435 | |
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