source: xtideuniversalbios/trunk/BIOS_Drive_Information_Tool/Src/Print.asm@ 492

Last change on this file since 492 was 426, checked in by aitotat@…, 13 years ago

Changes to BIOS Drive Information Tool:

  • Small fixes and improvements to display output.
File size: 7.7 KB
Line 
1; Project name : BIOS Drive Information Tool
2; Description : Functions to print information read from BIOS.
3
4;
5; XTIDE Universal BIOS and Associated Tools
6; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team.
7;
8; This program is free software; you can redistribute it and/or modify
9; it under the terms of the GNU General Public License as published by
10; the Free Software Foundation; either version 2 of the License, or
11; (at your option) any later version.
12;
13; This program is distributed in the hope that it will be useful,
14; but WITHOUT ANY WARRANTY; without even the implied warranty of
15; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16; GNU General Public License for more details.
17; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
18;
19
20; Section containing code
21SECTION .text
22
23;--------------------------------------------------------------------
24; Print_SetCharacterOutputToSTDOUT
25; Parameters:
26; Nothing
27; Returns:
28; Nothing
29; Corrupts registers:
30; AX, BX, DI
31;--------------------------------------------------------------------
32Print_SetCharacterOutputToSTDOUT:
33 mov bl, ATTRIBUTES_NOT_USED
34 mov ax, DosCharOut
35 CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
36 ret
37
38;--------------------------------------------------------------------
39; Use DOS standard output so strings can be redirected to a file.
40;
41; DosCharOut
42; Parameters:
43; AL: Character to output
44; DS: BDA segment (zero)
45; ES:DI: Ptr to video memory where to output
46; Returns:
47; DI: Incremented for next character
48; Corrupts registers:
49; AX, DX
50;--------------------------------------------------------------------
51DosCharOut:
52 xchg dx, ax
53 mov ah, 02h ; DOS 1+ - WRITE CHARACTER TO STANDARD OUTPUT
54 int 21h ; Call DOS
55 ret
56
57
58;---------------------------------------------------------------------
59; Print_ErrorMessageFromAHifError
60; Parameters:
61; AH: BIOS error code
62; CF: Set if error, cleared otherwise
63; Returns:
64; Nothing
65; Corrupts registers:
66; AX, BP, SI, DI (CF remains unchanged)
67;--------------------------------------------------------------------
68Print_ErrorMessageFromAHifError:
69 jnc SHORT .NoErrors
70 eMOVZX ax, ah
71 mov si, g_szBiosError
72 call Print_FormatStringFromSIwithParameterInAX
73 stc ; Keep the CF set
74ALIGN JUMP_ALIGN
75.NoErrors:
76 ret
77
78
79;---------------------------------------------------------------------
80; Print_DriveNumberFromDLusingFormatStringInSI
81; Parameters:
82; DL: Drive Number
83; SI: Offset to format string
84; Returns:
85; Nothing
86; Corrupts registers:
87; AX, BP, DI
88;--------------------------------------------------------------------
89Print_DriveNumberFromDLusingFormatStringInSI:
90 eMOVZX ax, dl
91 ; Fall to Print_FormatStringFromSIwithParameterInAX
92
93
94;---------------------------------------------------------------------
95; Print_FormatStringFromSIwithParameterInAX
96; Print_FormatStringFromSIwithParametersInAXDX
97; Print_FormatStringFromSIwithParametersInAXDXCX
98; Parameters:
99; AX: Format parameter 1
100; DX: Format parameter 2
101; CX: Format parameter 3
102; SI: Offset to format string
103; Returns:
104; Nothing
105; Corrupts registers:
106; AX, BP, DI
107;--------------------------------------------------------------------
108Print_FormatStringFromSIwithParameterInAX:
109 mov bp, sp
110 push ax
111 jmp JumpToFormatNullTerminatedStringFromSI
112
113Print_FormatStringFromSIwithParametersInAXDX:
114 mov bp, sp
115 push ax
116 push dx
117 jmp JumpToFormatNullTerminatedStringFromSI
118
119Print_FormatStringFromSIwithParametersInAXDXCX:
120 mov bp, sp
121 push ax
122 push dx
123 push cx
124 jmp SHORT JumpToFormatNullTerminatedStringFromSI
125
126
127;---------------------------------------------------------------------
128; Print_ModeFromDLandCHSfromAXBLBH
129; Parameters:
130; AX: Number of L-CHS cylinders (1...1024)
131; BL: Number of L-CHS heads (1...255)
132; BH: Number of L-CHS sectors per track (1...63)
133; DL: CHS Translate Mode
134; Returns:
135; Nothing
136; Corrupts registers:
137; AX, BP, SI, DI
138;--------------------------------------------------------------------
139Print_ModeFromDLandCHSfromAXLBH:
140 mov bp, sp
141
142 ; Push CHS parameters
143 ePUSH_T si, g_szFormatCHS
144 push ax ; Cylinders
145 eMOVZX ax, bl
146 push ax ; Heads
147 mov al, bh
148 push ax ; Sectors per track
149
150 ; Push translation mode
151 xor dh, dh
152 mov si, dx
153 shl si, 1 ; Shift for WORD lookup
154 push WORD [si+.rgszXlateModeToString]
155
156 mov si, g_szChsAndMode
157 jmp SHORT JumpToFormatNullTerminatedStringFromSI
158
159.rgszXlateModeToString:
160 dw g_szNormal
161 dw g_szLarge
162 dw g_szLBA
163
164
165;---------------------------------------------------------------------
166; Print_CHSfromCXDXAX
167; Parameters:
168; CX: Number of cylinders (1...16383)
169; DX: Number of heads (1...255)
170; AX: Sectors per track (1...63)
171; Returns:
172; Nothing
173; Corrupts registers:
174; AX, BP, DI
175;--------------------------------------------------------------------
176Print_CHSfromCXDXAX:
177 push si
178
179 mov bp, sp
180 push cx
181 push dx
182 push ax
183 mov si, g_szFormatCHS
184 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
185 CALL_DISPLAY_LIBRARY PrintNewlineCharacters
186
187 pop si
188 ret
189
190
191;---------------------------------------------------------------------
192; Print_NameFromAtaInfoInBX
193; Parameters:
194; DS:BX: Ptr to ATA information
195; Returns:
196; Nothing
197; Corrupts registers:
198; AX, CX, BP, SI, DI
199;--------------------------------------------------------------------
200Print_NameFromAtaInfoInBX:
201 cld
202 lea si, [bx+ATA1.strModel]
203 mov di, si
204 mov cx, A1_MODEL_NUMBER_LENGTH/2
205ALIGN JUMP_ALIGN
206.ReverseNextWord:
207 lodsw
208 xchg al, ah
209 stosw
210 loop .ReverseNextWord
211 dec di
212 xor ax, ax
213 stosb ; Terminate with NULL
214
215 mov bp, sp
216 lea si, [bx+ATA1.strModel]
217 push si
218 mov si, g_szFormatDrvName
219 jmp SHORT JumpToFormatNullTerminatedStringFromSI
220
221
222;---------------------------------------------------------------------
223; Print_TotalSectorsFromBXDXAX
224; Parameters:
225; BX:DX:AX: Total number of sectors
226; Returns:
227; Nothing
228; Corrupts registers:
229; AX, BX, BP, DI
230;--------------------------------------------------------------------
231Print_TotalSectorsFromBXDXAX:
232 ePUSH_T di, 0
233 push bx
234 push dx
235 push ax
236 mov bp, sp
237 mov bx, 10
238 CALL_DISPLAY_LIBRARY PrintQWordFromSSBPwithBaseInBX
239 add sp, BYTE 8
240
241 push si
242 mov si, g_szNewline
243 call Print_NullTerminatedStringFromSI
244 pop si
245
246 ret
247
248
249;---------------------------------------------------------------------
250; Print_EbiosVersionFromBXandExtensionsFromCX
251; Parameters:
252; BX: Version of extensions
253; CX: Interface support bit map
254; Returns:
255; Nothing
256; Corrupts registers:
257; AX, BP, SI, DI
258;--------------------------------------------------------------------
259Print_EbiosVersionFromBXandExtensionsFromCX:
260 mov bp, sp
261 push bx
262 push cx
263 mov si, g_szNewExtensions
264 jmp SHORT JumpToFormatNullTerminatedStringFromSI
265
266
267;---------------------------------------------------------------------
268; JumpToFormatNullTerminatedStringFromSI
269; Parameters:
270; BP: SP before pushing parameters
271; CS:SI: Ptr to format string
272; Returns:
273; Pushed parameters are cleaned from stack
274; Corrupts registers:
275; AX, DI
276;--------------------------------------------------------------------
277JumpToFormatNullTerminatedStringFromSI:
278 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
279 ret
280
281
282;---------------------------------------------------------------------
283; Print_NullTerminatedStringFromSI
284; Parameters:
285; CS:SI: Ptr to string to display
286; Returns:
287; Nothing
288; Corrupts registers:
289; AX, DI
290;--------------------------------------------------------------------
291Print_NullTerminatedStringFromSI:
292 CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI
293 ret
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