source: xtideuniversalbios/trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuPrint.asm@ 128

Last change on this file since 128 was 128, checked in by krille_n_@…, 14 years ago

Changes to the XTIDE Universal BIOS:

  • Size optimizations in various files.
File size: 13.2 KB
Line 
1; Project name : XTIDE Universal BIOS
2; Description : Functions for printing boot menu strings.
3
4; Section containing code
5SECTION .text
6
7;--------------------------------------------------------------------
8; Prints Boot Menu title strings.
9;
10; BootMenuPrint_TitleStrings
11; Parameters:
12; Nothing
13; Returns:
14; CF: Set since menu event handled
15; Corrupts registers:
16; AX, SI, DI
17;--------------------------------------------------------------------
18ALIGN JUMP_ALIGN
19BootMenuPrint_TitleStrings:
20 mov si, ROMVARS.szTitle
21 call BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
22 CALL_DISPLAY_LIBRARY PrintNewlineCharacters
23 mov si, ROMVARS.szVersion
24 ; Fall through to BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
25
26
27;--------------------------------------------------------------------
28; BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
29; Parameters:
30; CS:SI: Ptr to NULL terminated string to print
31; Returns:
32; CF: Set since menu event was handled successfully
33; Corrupts registers:
34; AX
35;--------------------------------------------------------------------
36ALIGN JUMP_ALIGN
37BootMenuPrint_NullTerminatedStringFromCSSIandSetCF:
38 push di
39 CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI
40 pop di
41 stc
42 ret
43
44
45;--------------------------------------------------------------------
46; BootMenuPrint_ClearScreen
47; Parameters:
48; Nothing
49; Returns:
50; Nothing
51; Corrupts registers:
52; AX, DI
53;--------------------------------------------------------------------
54ALIGN JUMP_ALIGN
55BootMenuPrint_ClearScreen:
56 mov ax, ' ' | (MONO_NORMAL<<8)
57 CALL_DISPLAY_LIBRARY ClearScreenWithCharInALandAttrInAH
58 ret
59
60
61;--------------------------------------------------------------------
62; BootMenuPrint_FloppyMenuitem
63; Parameters:
64; DL: Untranslated Floppy Drive number
65; Returns:
66; Nothing
67; Corrupts registers:
68; AX, DX, SI, DI
69;--------------------------------------------------------------------
70ALIGN JUMP_ALIGN
71BootMenuPrint_FloppyMenuitem:
72 push bp
73 mov bp, sp
74 mov si, g_szFDLetter
75 ePUSH_T ax, g_szFloppyDrv
76 add dl, 'A'
77 push dx ; Drive letter
78 jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
79
80
81;--------------------------------------------------------------------
82; BootMenuPrint_HardDiskMenuitem
83; Parameters:
84; DL: Untranslated Hard Disk number
85; DS: RAMVARS segment
86; Returns:
87; CF: Set since menu event handled
88; Corrupts registers:
89; AX, BX, SI, DI
90;--------------------------------------------------------------------
91ALIGN JUMP_ALIGN
92BootMenuPrint_HardDiskMenuitem:
93 call FindDPT_ForDriveNumber ; DS:DI to point DPT
94 jnc SHORT .HardDiskMenuitemForForeignDrive
95 ; Fall to .HardDiskMenuitemForOurDrive
96
97;--------------------------------------------------------------------
98; .HardDiskMenuitemForOurDrive
99; Parameters:
100; DL: Untranslated Hard Disk number
101; DS: RAMVARS segment
102; Returns:
103; CF: Set since menu event handled
104; Corrupts registers:
105; AX, BX, SI, DI
106;--------------------------------------------------------------------
107.HardDiskMenuitemForOurDrive:
108 call BootInfo_GetOffsetToBX
109 lea si, [bx+BOOTNFO.szDrvName]
110 xor bx, bx ; BDA segment
111 CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI
112 stc
113 ret
114
115;--------------------------------------------------------------------
116; BootMenuPrint_HardDiskMenuitemForForeignDrive
117; Parameters:
118; DL: Untranslated Hard Disk number
119; DS: RAMVARS segment
120; Returns:
121; CF: Set since menu event handled
122; Corrupts registers:
123; AX, SI, DI
124;--------------------------------------------------------------------
125ALIGN JUMP_ALIGN
126.HardDiskMenuitemForForeignDrive:
127 mov si, g_szforeignHD
128 jmp SHORT BootMenuPrint_NullTerminatedStringFromCSSIandSetCF
129
130
131;--------------------------------------------------------------------
132; BootMenuPrint_FloppyMenuitemInformation
133; Parameters:
134; DL: Untranslated Floppy Drive number
135; DS: RAMVARS segment
136; Returns:
137; CF: Set since menu event was handled successfully
138; Corrupts registers:
139; AX, BX, CX, DX, SI, DI, ES
140;--------------------------------------------------------------------
141ALIGN JUMP_ALIGN
142BootMenuPrint_FloppyMenuitemInformation:
143 call BootMenuPrint_ClearInformationArea
144 call FloppyDrive_GetType ; Get Floppy Drive type to BX
145 test bx, bx ; Two possibilities? (FLOPPY_TYPE_525_OR_35_DD)
146 jz SHORT .PrintXTFloppyType
147 cmp bl, FLOPPY_TYPE_35_ED
148 ja SHORT .PrintUnknownFloppyType
149 jmp SHORT .PrintKnownFloppyType
150
151;--------------------------------------------------------------------
152; .PrintXTFloppyType
153; Parameters:
154; Nothing
155; Returns:
156; CF: Set since menu event was handled successfully
157; Corrupts registers:
158; AX, SI, DI
159;--------------------------------------------------------------------
160ALIGN JUMP_ALIGN
161.PrintXTFloppyType:
162 push bp
163 mov si, g_szFddSizeOr
164 jmp SHORT .FormatXTorUnknownTypeFloppyDrive
165
166;--------------------------------------------------------------------
167; .PrintUnknownFloppyType
168; Parameters:
169; Nothing
170; Returns:
171; CF: Set since menu event was handled successfully
172; Corrupts registers:
173; AX, SI, DI
174;--------------------------------------------------------------------
175ALIGN JUMP_ALIGN
176.PrintUnknownFloppyType:
177 push bp
178 mov si, g_szFddUnknown
179.FormatXTorUnknownTypeFloppyDrive:
180 mov bp, sp
181 ePUSH_T ax, g_szCapacity
182 jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
183
184;--------------------------------------------------------------------
185; .PrintKnownFloppyType
186; Parameters:
187; BX: Floppy drive type
188; Returns:
189; CF: Set since menu event was handled successfully
190; Corrupts registers:
191; AX, BX, SI, DI
192;--------------------------------------------------------------------
193ALIGN JUMP_ALIGN
194.PrintKnownFloppyType:
195 push bp
196 mov bp, sp
197 mov si, g_szFddSize
198 ePUSH_T ax, g_szCapacity
199 dec bx ; Cannot be 0 (FLOPPY_TYPE_525_OR_35_DD)
200 shl bx, 1 ; Shift for WORD lookup
201 mov ax, [cs:bx+.rgwPhysicalSize]
202 push ax ; '5' or '3'
203 mov al, ah
204 push ax ; '1/4' or '1/2'
205 push WORD [cs:bx+.rgwCapacity]
206 jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
207
208ALIGN WORD_ALIGN
209.rgwCapacity:
210 dw 360
211 dw 1200
212 dw 720
213 dw 1440
214 dw 2880
215 dw 2880
216.rgwPhysicalSize:
217 db '5', 172 ; 1, FLOPPY_TYPE_525_DD
218 db '5', 172 ; 2, FLOPPY_TYPE_525_HD
219 db '3', 171 ; 3, FLOPPY_TYPE_35_DD
220 db '3', 171 ; 4, FLOPPY_TYPE_35_HD
221 db '3', 171 ; 5, 3.5" ED on some BIOSes
222 db '3', 171 ; 6, FLOPPY_TYPE_35_ED
223
224
225;--------------------------------------------------------------------
226; Prints Hard Disk Menuitem information strings.
227;
228; BootMenuPrint_HardDiskMenuitemInformation
229; Parameters:
230; DL: Untranslated Hard Disk number
231; DS: RAMVARS segment
232; Returns:
233; CF: Set since menu event was handled successfully
234; Corrupts registers:
235; BX, CX, DX, SI, DI, ES
236;--------------------------------------------------------------------
237ALIGN JUMP_ALIGN
238BootMenuPrint_HardDiskMenuitemInformation:
239 call FindDPT_ForDriveNumber ; DS:DI to point DPT
240 jnc SHORT .HardDiskMenuitemInfoForForeignDrive
241 ; Fall to .HardDiskMenuitemInfoForOurDrive
242
243;--------------------------------------------------------------------
244; .HardDiskMenuitemInfoForOurDrive
245; Parameters:
246; DL: Untranslated Hard Disk number
247; DS:DI: Ptr to DPT
248; Returns:
249; Nothing
250; Corrupts registers:
251; AX, BX, CX, DX, SI, DI, ES
252;--------------------------------------------------------------------
253ALIGN JUMP_ALIGN
254.HardDiskMenuitemInfoForOurDrive:
255 push di
256 ePUSH_T ax, BootMenuPrintCfg_ForOurDrive ; Return from BootMenuPrint_FormatCSSIfromParamsInSSBP
257 push bp
258 mov bp, sp
259 ePUSH_T ax, g_szCapacity
260
261 ; Get and push L-CHS size
262 call HCapacity_GetSectorCountFromOurAH08h
263 call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
264
265 ; Get and push total LBA size
266 mov dl, [di+DPT.bDrvNum]
267 call BootInfo_GetTotalSectorCount
268 call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
269
270 mov si, g_szSizeDual
271 jmp SHORT BootMenuPrint_FormatCSSIfromParamsInSSBP
272
273
274;--------------------------------------------------------------------
275; .HardDiskMenuitemInfoForForeignDrive
276; Parameters:
277; DL: Untranslated Hard Disk number
278; DS: RAMVARS segment
279; Returns:
280; CF: Set since menu event was handled successfully
281; Corrupts registers:
282; AX, BX, CX, DX, SI, DI
283;--------------------------------------------------------------------
284ALIGN JUMP_ALIGN
285.HardDiskMenuitemInfoForForeignDrive:
286 push bp
287 mov bp, sp
288 ePUSH_T ax, g_szCapacity
289
290 call DriveXlate_ToOrBack
291 call HCapacity_GetSectorCountFromForeignAH08h
292 call ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
293
294 mov si, g_szSizeSingle
295 ; Fall to BootMenuPrint_FormatCSSIfromParamsInSSBP
296
297
298;--------------------------------------------------------------------
299; BootMenuPrint_FormatCSSIfromParamsInSSBP
300; Parameters:
301; CS:SI: Ptr to string to format
302; BP: SP before pushing parameters
303; Returns:
304; BP: Popped from stack
305; Corrupts registers:
306; AX, DI
307;--------------------------------------------------------------------
308ALIGN JUMP_ALIGN
309BootMenuPrint_FormatCSSIfromParamsInSSBP:
310 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
311 stc ; Successfull return from menu event
312 pop bp
313 ret
314
315
316;--------------------------------------------------------------------
317; ConvertSectorCountInBXDXAXtoSizeAndPushForFormat
318; Parameters:
319; BX:DX:AX: Sector count
320; Returns:
321; Size in stack
322; Corrupts registers:
323; AX, BX, CX, DX, SI
324;--------------------------------------------------------------------
325ALIGN JUMP_ALIGN
326ConvertSectorCountInBXDXAXtoSizeAndPushForFormat:
327 pop si ; Pop return address
328 call Size_ConvertSectorCountInBXDXAXtoKiB
329 mov cx, BYTE_MULTIPLES.kiB
330 call Size_GetSizeToAXAndCharToDLfromBXDXAXwithMagnitudeInCX
331 push ax ; Size in magnitude
332 push cx ; Tenths
333 push dx ; Magnitude character
334 jmp si
335
336
337;--------------------------------------------------------------------
338; BootMenuPrint_ClearInformationArea
339; Parameters:
340; Nothing
341; Returns:
342; CF: Set
343; Corrupts registers:
344; AX, DI
345;--------------------------------------------------------------------
346ALIGN JUMP_ALIGN
347BootMenuPrint_ClearInformationArea:
348 CALL_MENU_LIBRARY ClearInformationArea
349 stc
350 ret
351
352
353;--------------------------------------------------------------------
354; BootMenuPrint_TheBottomOfScreen
355; Parameters:
356; DS: RAMVARS segment
357; Returns:
358; Nothing
359; Corrupts registers:
360; AX, BX, CX, DX, SI, DI
361;--------------------------------------------------------------------
362ALIGN JUMP_ALIGN
363BootMenuPrint_TheBottomOfScreen:
364 call FloppyDrive_GetCountToCX
365 mov bl, cl ; Floppy Drive count to BL
366 call RamVars_GetHardDiskCountFromBDAtoCX
367 mov bh, cl ; Hard Disk count to BH
368 ; Fall to .MoveCursorToHotkeyStrings
369
370;--------------------------------------------------------------------
371; .MoveCursorToHotkeyStrings
372; Parameters:
373; Nothing
374; Returns:
375; Nothing
376; Corrupts registers:
377; AX, DI
378;--------------------------------------------------------------------
379.MoveCursorToHotkeyStrings:
380 CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH
381 xor al, al
382 dec ah
383 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
384 ; Fall to .PrintHotkeyString
385
386;--------------------------------------------------------------------
387; .PrintHotkeyString
388; Parameters:
389; BL: Floppy Drives
390; BH: Hard Drives
391; Returns:
392; Nothing
393; Corrupts registers:
394; AX, CX, DX, SI, DI
395;--------------------------------------------------------------------
396.PrintHotkeyString:
397 ; Display Library should not be called like this
398 mov si, ATTRIBUTE_CHARS.cHighlightedItem
399 call MenuAttribute_GetToAXfromTypeInSI
400 xchg dx, ax
401 mov cx, MONO_BRIGHT
402
403 test bl, bl ; Any Floppy Drives?
404 jz SHORT .SkipFloppyDriveHotkeys
405 mov ax, 'A' | (ANGLE_QUOTE_RIGHT<<8)
406 mov si, g_szFDD
407 call PushHotkeyParamsAndFormat
408
409.SkipFloppyDriveHotkeys:
410 test bh, bh ; Any Hard Drives?
411 jz SHORT .SkipHardDriveHotkeys
412 xchg ax, cx ; Store Key Attribute
413 call BootMenu_GetLetterForFirstHardDiskToCL
414 mov ch, ANGLE_QUOTE_RIGHT
415 xchg ax, cx
416 mov si, g_szHDD
417 call PushHotkeyParamsAndFormat
418
419.SkipHardDriveHotkeys:
420 ; Fall to .PrintRomBootHotkey
421
422;--------------------------------------------------------------------
423; .PrintRomBootHotkey
424; Parameters:
425; CX: Key Attribute
426; DX: Description Attribute
427; Returns:
428; Nothing
429; Corrupts registers:
430; AX, SI, DI
431;--------------------------------------------------------------------
432.PrintRomBootHotkey:
433 mov ax, 'F' | ('8'<<8) ; F8
434 mov si, g_szRomBoot
435 ; Fall to PushHotkeyParamsAndFormat
436
437;--------------------------------------------------------------------
438; PushHotkeyParamsAndFormat
439; Parameters:
440; AL: First character
441; AH: Second character
442; CX: Key Attribute
443; DX: Description Attribute
444; CS:SI: Description string
445; Returns:
446; Nothing
447; Corrupts registers:
448; AX, SI, DI
449;--------------------------------------------------------------------
450ALIGN JUMP_ALIGN
451PushHotkeyParamsAndFormat:
452 push bp
453 mov bp, sp
454
455 push cx ; Key attribute
456 push ax ; First character
457 xchg al, ah
458 push ax ; Second character
459 push dx ; Description attribute
460 push si ; Description string
461 push cx ; Key attribute for last space
462 mov si, g_szHotkey
463 jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
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