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source: xtideuniversalbios/trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuPrint.asm@ 167

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Last change on this file since 167 was 162, checked in by krille_n_@…, 14 years ago

Changes to all parts of the project:

Size optimizations, mostly by excluding code from the BIOS.
Cleaned the source a bit, fixed spelling and grammar mistakes.

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	;--------------------------------------------------------------------
[161]	206	.PrintKnownFloppyType:
	207	mov si, g_szFddSize
	208	ePUSH_T ax, g_szCapacity
	209	dec bx ; Cannot be 0 (FLOPPY_TYPE_525_OR_35_DD)
	210	shl bx, 1 ; Shift for WORD lookup
	211	mov ax, [cs:bx+FloppyTypes.rgwPhysicalSize]
	212	push ax ; '5' or '3'
	213	mov al, ah
	214	push ax ; '1/4' or '1/2'
	215	push WORD [cs:bx+FloppyTypes.rgwCapacity]
	216	jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
[3]	217
[161]	218
[3]	219	;--------------------------------------------------------------------
[161]	220	; .PrintXTFloppyType
[88]	221	; .PrintUnknownFloppyType
[3]	222	; Parameters:
	223	; Nothing
	224	; Returns:
[88]	225	; CF: Set since menu event was handled successfully
[3]	226	; Corrupts registers:
[88]	227	; AX, SI, DI
[3]	228	;--------------------------------------------------------------------
	229	ALIGN JUMP_ALIGN
[161]	230	.PrintXTFloppyType:
	231	mov si, g_szFddSizeOr
	232	jmp SHORT .FormatXTorUnknownTypeFloppyDrive
	233	ALIGN JUMP_ALIGN
[88]	234	.PrintUnknownFloppyType:
[3]	235	mov si, g_szFddUnknown
[88]	236	.FormatXTorUnknownTypeFloppyDrive:
[3]	237	ePUSH_T ax, g_szCapacity
[88]	238	jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
	239
[3]	240
	241	;--------------------------------------------------------------------
	242	; Prints Hard Disk Menuitem information strings.
	243	;
	244	; BootMenuPrint_HardDiskMenuitemInformation
	245	; Parameters:
	246	; DL: Untranslated Hard Disk number
	247	; DS: RAMVARS segment
	248	; Returns:
[88]	249	; CF: Set since menu event was handled successfully
[3]	250	; Corrupts registers:
	251	; BX, CX, DX, SI, DI, ES
	252	;--------------------------------------------------------------------
	253	ALIGN JUMP_ALIGN
	254	BootMenuPrint_HardDiskMenuitemInformation:
[150]	255	call RamVars_IsDriveHandledByThisBIOS
	256	jnc SHORT .HardDiskMenuitemInfoForForeignDrive
[3]	257	call FindDPT_ForDriveNumber ; DS:DI to point DPT
[127]	258	; Fall to .HardDiskMenuitemInfoForOurDrive
[3]	259
	260	;--------------------------------------------------------------------
[127]	261	; .HardDiskMenuitemInfoForOurDrive
[3]	262	; Parameters:
	263	; DL: Untranslated Hard Disk number
[127]	264	; DS:DI: Ptr to DPT
[3]	265	; Returns:
[127]	266	; Nothing
[3]	267	; Corrupts registers:
[127]	268	; AX, BX, CX, DX, SI, DI, ES
[3]	269	;--------------------------------------------------------------------
[127]	270	.HardDiskMenuitemInfoForOurDrive:
	271	push di
	272	ePUSH_T ax, BootMenuPrintCfg_ForOurDrive ; Return from BootMenuPrint_FormatCSSIfromParamsInSSBP
[88]	273	push bp
	274	mov bp, sp
	275	ePUSH_T ax, g_szCapacity
	276
[127]	277	; Get and push L-CHS size
[155]	278	mov [RAMVARS.bTimeoutTicksLeft], dl ; Store drive number
[150]	279	call AH15h_GetSectorCountToDXAX
[88]	280	call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
	281
[127]	282	; Get and push total LBA size
[155]	283	mov dl, [RAMVARS.bTimeoutTicksLeft] ; Restore drive number
[127]	284	call BootInfo_GetTotalSectorCount
	285	call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
	286
	287	mov si, g_szSizeDual
[88]	288	jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
[3]	289
[127]	290
[3]	291	;--------------------------------------------------------------------
[127]	292	; .HardDiskMenuitemInfoForForeignDrive
[3]	293	; Parameters:
	294	; DL: Untranslated Hard Disk number
[127]	295	; DS: RAMVARS segment
[3]	296	; Returns:
[127]	297	; CF: Set since menu event was handled successfully
[3]	298	; Corrupts registers:
[127]	299	; AX, BX, CX, DX, SI, DI
[3]	300	;--------------------------------------------------------------------
	301	ALIGN JUMP_ALIGN
[127]	302	.HardDiskMenuitemInfoForForeignDrive:
[88]	303	push bp
	304	mov bp, sp
	305	ePUSH_T ax, g_szCapacity
[3]	306
[127]	307	call DriveXlate_ToOrBack
[150]	308	call AH15h_GetSectorCountFromForeignDriveToDXAX
[88]	309	call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
	310
[127]	311	mov si, g_szSizeSingle
[88]	312	; Fall to BootMenuPrint_FormatCSSIfromParamsInSSBP
[3]	313
	314
	315	;--------------------------------------------------------------------
[88]	316	; BootMenuPrint_FormatCSSIfromParamsInSSBP
	317	; Parameters:
	318	; CS:SI: Ptr to string to format
[120]	319	; BP: SP before pushing parameters
[88]	320	; Returns:
	321	; BP: Popped from stack
	322	; Corrupts registers:
[120]	323	; AX, DI
[88]	324	;--------------------------------------------------------------------
	325	ALIGN JUMP_ALIGN
	326	BootMenuPrint_FormatCSSIfromParamsInSSBP:
	327	CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
	328	stc ; Successfull return from menu event
	329	pop bp
	330	ret
	331
	332
	333	;--------------------------------------------------------------------
	334	; ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
	335	; Parameters:
	336	; BX:DX:AX: Sector count
	337	; Returns:
	338	; Size in stack
	339	; Corrupts registers:
	340	; AX, BX, CX, DX, SI
	341	;--------------------------------------------------------------------
	342	ALIGN JUMP_ALIGN
	343	ConvertSectorCountInBXDXAXtoSizeAndPushForFormat:
	344	pop si ; Pop return address
	345	call Size_ConvertSectorCountInBXDXAXtoKiB
	346	mov cx, BYTE_MULTIPLES.kiB
	347	call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX
	348	push ax ; Size in magnitude
	349	push cx ; Tenths
	350	push dx ; Magnitude character
	351	jmp si
	352
	353
	354	;--------------------------------------------------------------------
	355	; BootMenuPrint_ClearInformationArea
	356	; Parameters:
	357	; Nothing
	358	; Returns:
	359	; CF: Set
	360	; Corrupts registers:
	361	; AX, DI
	362	;--------------------------------------------------------------------
	363	ALIGN JUMP_ALIGN
	364	BootMenuPrint_ClearInformationArea:
	365	CALL_MENU_LIBRARY ClearInformationArea
	366	stc
	367	ret
	368
	369
	370	;--------------------------------------------------------------------
	371	; BootMenuPrint_TheBottomOfScreen
[3]	372	; Parameters:
	373	; DS: RAMVARS segment
	374	; Returns:
[88]	375	; Nothing
[3]	376	; Corrupts registers:
[92]	377	; AX, BX, CX, DX, SI, DI
[3]	378	;--------------------------------------------------------------------
	379	ALIGN JUMP_ALIGN
[88]	380	BootMenuPrint_TheBottomOfScreen:
[124]	381	call FloppyDrive_GetCountToCX
[88]	382	mov bl, cl ; Floppy Drive count to BL
	383	call RamVars_GetHardDiskCountFromBDAtoCX
	384	mov bh, cl ; Hard Disk count to BH
[92]	385	; Fall to .MoveCursorToHotkeyStrings
[3]	386
[92]	387	;--------------------------------------------------------------------
	388	; .MoveCursorToHotkeyStrings
	389	; Parameters:
	390	; Nothing
	391	; Returns:
	392	; Nothing
	393	; Corrupts registers:
	394	; AX, DI
	395	;--------------------------------------------------------------------
	396	.MoveCursorToHotkeyStrings:
	397	CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH
	398	xor al, al
	399	dec ah
	400	CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
	401	; Fall to .PrintHotkeyString
[3]	402
	403	;--------------------------------------------------------------------
[92]	404	; .PrintHotkeyString
[3]	405	; Parameters:
[92]	406	; BL: Floppy Drives
	407	; BH: Hard Drives
[88]	408	; Returns:
[92]	409	; Nothing
[88]	410	; Corrupts registers:
[120]	411	; AX, CX, DX, SI, DI
[88]	412	;--------------------------------------------------------------------
[92]	413	.PrintHotkeyString:
	414	; Display Library should not be called like this
	415	mov si, ATTRIBUTE_CHARS.cHighlightedItem
	416	call MenuAttribute_GetToAXfromTypeInSI
	417	xchg dx, ax
[122]	418	mov cx, MONO_BRIGHT
[88]	419
[92]	420	test bl, bl ; Any Floppy Drives?
	421	jz SHORT .SkipFloppyDriveHotkeys
	422	mov ax, 'A' \| (ANGLE_QUOTE_RIGHT<<8)
	423	mov si, g_szFDD
	424	call PushHotkeyParamsAndFormat
[88]	425
[92]	426	.SkipFloppyDriveHotkeys:
	427	test bh, bh ; Any Hard Drives?
	428	jz SHORT .SkipHardDriveHotkeys
[122]	429	xchg ax, cx ; Store Key Attribute
[92]	430	call BootMenu_GetLetterForFirstHardDiskToCL
	431	mov ch, ANGLE_QUOTE_RIGHT
	432	xchg ax, cx
	433	mov si, g_szHDD
	434	call PushHotkeyParamsAndFormat
	435
	436	.SkipHardDriveHotkeys:
	437	; Fall to .PrintRomBootHotkey
	438
[88]	439	;--------------------------------------------------------------------
[92]	440	; .PrintRomBootHotkey
[88]	441	; Parameters:
[92]	442	; CX: Key Attribute
	443	; DX: Description Attribute
[3]	444	; Returns:
[88]	445	; Nothing
[3]	446	; Corrupts registers:
[120]	447	; AX, SI, DI
[3]	448	;--------------------------------------------------------------------
[92]	449	.PrintRomBootHotkey:
	450	mov ax, 'F' \| ('8'<<8) ; F8
	451	mov si, g_szRomBoot
	452	; Fall to PushHotkeyParamsAndFormat
	453
	454	;--------------------------------------------------------------------
	455	; PushHotkeyParamsAndFormat
	456	; Parameters:
	457	; AL: First character
	458	; AH: Second character
	459	; CX: Key Attribute
	460	; DX: Description Attribute
	461	; CS:SI: Description string
	462	; Returns:
	463	; Nothing
	464	; Corrupts registers:
[120]	465	; AX, SI, DI
[92]	466	;--------------------------------------------------------------------
[3]	467	ALIGN JUMP_ALIGN
[92]	468	PushHotkeyParamsAndFormat:
	469	push bp
	470	mov bp, sp
	471
	472	push cx ; Key attribute
	473	push ax ; First character
	474	xchg al, ah
	475	push ax ; Second character
	476	push dx ; Description attribute
	477	push si ; Description string
	478	push cx ; Key attribute for last space
	479	mov si, g_szHotkey
[161]	480	jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
	481
	482	ALIGN WORD_ALIGN
	483	FloppyTypes:
	484	.rgwCapacity:
	485	dw 360
	486	dw 1200
	487	dw 720
	488	dw 1440
	489	dw 2880
	490	dw 2880
	491	.rgwPhysicalSize:
	492	db '5', 172 ; 1, FLOPPY_TYPE_525_DD
	493	db '5', 172 ; 2, FLOPPY_TYPE_525_HD
	494	db '3', 171 ; 3, FLOPPY_TYPE_35_DD
	495	db '3', 171 ; 4, FLOPPY_TYPE_35_HD
	496	db '3', 171 ; 5, 3.5" ED on some BIOSes
	497	db '3', 171 ; 6, FLOPPY_TYPE_35_ED

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