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source: xtideuniversalbios/trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuPrint.asm@ 161

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Last change on this file since 161 was 161, checked in by krille_n_@…, 14 years ago

Changes to XTIDE Universal BIOS:

Minor size optimizations.
Tried to minimize the time spent with interrupts disabled in IdeIrq.asm and Int13h.asm

File size: 14.2 KB

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

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