source: xtideuniversalbios/trunk/BIOS_Drive_Information_Tool/Src/Print.asm@ 408

Last change on this file since 408 was 376, checked in by gregli@…, 12 years ago

WIDE checkin... Added copyright and license information to sorce files, as per the GPL instructions for usage.
File size: 6.4 KB
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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;--------------------------------------------------------------------
32ALIGN JUMP_ALIGN
33Print_SetCharacterOutputToSTDOUT:
34 mov bl, ATTRIBUTES_NOT_USED
35 mov ax, DosCharOut
36 CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
37 ret
38
39;--------------------------------------------------------------------
40; Use DOS standard output so strings can be redirected to a file.
41;
42; DosCharOut
43; Parameters:
44; AL: Character to output
45; DS: BDA segment (zero)
46; ES:DI: Ptr to video memory where to output
47; Returns:
48; DI: Incremented for next character
49; Corrupts registers:
50; AX, DX
51;--------------------------------------------------------------------
52ALIGN JUMP_ALIGN
53DosCharOut:
54 xchg dx, ax
55 mov ah, 02h ; DOS 1+ - WRITE CHARACTER TO STANDARD OUTPUT
56 int 21h ; Call DOS
57 ret
58
59
60;---------------------------------------------------------------------
61; Print_ErrorMessageFromAHifError
62; Parameters:
63; AH: BIOS error code
64; CF: Set if error, cleared otherwise
65; Returns:
66; Nothing
67; Corrupts registers:
68; AX, BP, SI, DI (CF remains unchanged)
69;--------------------------------------------------------------------
70ALIGN JUMP_ALIGN
71Print_ErrorMessageFromAHifError:
72 jnc SHORT .NoErrors
73 eMOVZX ax, ah
74 mov si, g_szBiosError
75 call Print_BiosFunctionNumberFromAXusingFormatStringInSI
76 stc ; Keep the CF set
77ALIGN JUMP_ALIGN
78.NoErrors:
79 ret
80
81
82;---------------------------------------------------------------------
83; Print_DriveNumberFromDLusingFormatStringInSI
84; Print_VersionStringFromAXusingFormatStringInSI
85; Print_BiosFunctionNumberFromAXusingFormatStringInSI
86; Print_SectorSizeFromAXusingFormatStringInSI
87; Parameters:
88; DL: Drive Number
89; AX: Function number
90; Returns:
91; Nothing
92; Corrupts registers:
93; AX, BP, DI
94;--------------------------------------------------------------------
95ALIGN JUMP_ALIGN
96Print_DriveNumberFromDLusingFormatStringInSI:
97 eMOVZX ax, dl
98Print_VersionStringFromAXusingFormatStringInSI:
99Print_BiosFunctionNumberFromAXusingFormatStringInSI:
100Print_SectorSizeFromAXusingFormatStringInSI:
101 mov bp, sp
102 push ax
103 jmp SHORT JumpToFormatNullTerminatedStringFromSI
104
105
106;---------------------------------------------------------------------
107; Print_CHSfromCXDXAX
108; Parameters:
109; CX: Number of cylinders (1...16383)
110; DX: Number of heads (1...255)
111; AX: Sectors per track (1...63)
112; Returns:
113; Nothing
114; Corrupts registers:
115; AX, BP, DI
116;--------------------------------------------------------------------
117ALIGN JUMP_ALIGN
118Print_CHSfromCXDXAX:
119 push si
120
121 mov bp, sp
122 push cx
123 push dx
124 push ax
125 mov si, g_szFormatCHS
126 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
127
128 pop si
129 ret
130
131
132;---------------------------------------------------------------------
133; Print_NameFromAtaInfoInBX
134; Parameters:
135; DS:BX: Ptr to ATA information
136; Returns:
137; Nothing
138; Corrupts registers:
139; AX, CX, BP, SI, DI
140;--------------------------------------------------------------------
141ALIGN JUMP_ALIGN
142Print_NameFromAtaInfoInBX:
143 cld
144 lea si, [bx+ATA1.strModel]
145 mov di, si
146 mov cx, A1_MODEL_NUMBER_LENGTH/2
147ALIGN JUMP_ALIGN
148.ReverseNextWord:
149 lodsw
150 xchg al, ah
151 stosw
152 loop .ReverseNextWord
153 dec di
154 xor ax, ax
155 stosb ; Terminate with NULL
156
157 mov bp, sp
158 lea si, [bx+ATA1.strModel]
159 push si
160 mov si, g_szFormatDrvName
161 jmp SHORT JumpToFormatNullTerminatedStringFromSI
162
163
164;---------------------------------------------------------------------
165; Print_TotalSectorsFromBXDXAX
166; Parameters:
167; BX:DX:AX: Total number of sectors
168; Returns:
169; Nothing
170; Corrupts registers:
171; AX, BX, BP, DI
172;--------------------------------------------------------------------
173ALIGN JUMP_ALIGN
174Print_TotalSectorsFromBXDXAX:
175 ePUSH_T di, 0
176 push bx
177 push dx
178 push ax
179 mov bp, sp
180 mov bx, 10
181 CALL_DISPLAY_LIBRARY PrintQWordFromSSBPwithBaseInBX
182 add sp, BYTE 8
183
184 push si
185 mov si, g_szNewline
186 call Print_NullTerminatedStringFromSI
187 pop si
188
189 ret
190
191
192;---------------------------------------------------------------------
193; Print_EbiosVersionFromBXandExtensionsFromCX
194; Parameters:
195; BX: Version of extensions
196; CX: Interface support bit map
197; Returns:
198; Nothing
199; Corrupts registers:
200; AX, BP, SI, DI
201;--------------------------------------------------------------------
202ALIGN JUMP_ALIGN
203Print_EbiosVersionFromBXandExtensionsFromCX:
204 mov bp, sp
205 push bx
206 push cx
207 mov si, g_szNewExtensions
208 jmp SHORT JumpToFormatNullTerminatedStringFromSI
209
210
211;---------------------------------------------------------------------
212; JumpToFormatNullTerminatedStringFromSI
213; Parameters:
214; BP: SP before pushing parameters
215; CS:SI: Ptr to format string
216; Returns:
217; Pushed parameters are cleaned from stack
218; Corrupts registers:
219; AX, DI
220;--------------------------------------------------------------------
221ALIGN JUMP_ALIGN
222JumpToFormatNullTerminatedStringFromSI:
223 CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI
224 ret
225
226
227;---------------------------------------------------------------------
228; Print_NullTerminatedStringFromSI
229; Parameters:
230; CS:SI: Ptr to string to display
231; Returns:
232; Nothing
233; Corrupts registers:
234; AX, DI
235;--------------------------------------------------------------------
236ALIGN JUMP_ALIGN
237Print_NullTerminatedStringFromSI:
238 CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI
239 ret
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