source: xtideuniversalbios/trunk/BIOS_Drive_Information_Tool/Src/Main.asm@ 366

Last change on this file since 366 was 359, checked in by aitotat@…, 13 years ago

Changes to BIOS Drive Information Tool:

  • L-CHS variables generated by XTIDE Universal BIOS are now displayed.
File size: 6.1 KB
Line 
1; Project name : BIOS Drive Information Tool
2; Description : BIOS Drive Information Tool reads and displays
3; drive information from BIOS.
4
5; Include .inc files
6%define INCLUDE_DISPLAY_LIBRARY
7%define INCLUDE_KEYBOARD_LIBRARY
8%include "AssemblyLibrary.inc" ; Assembly Library. Must be included first!
9%include "Version.inc" ; From XTIDE Universal BIOS
10%include "ATA_ID.inc" ; From XTIDE Universal BIOS
11%include "Int13h.inc" ; From XTIDE Universal BIOS
12%include "EBIOS.inc" ; From XTIDE Universal BIOS
13FLG_DRVNHEAD_DRV EQU (1<<4) ; Required by CustomDPT.inc
14%include "CustomDPT.inc" ; From XTIDE Universal BIOS
15
16
17; Section containing code
18SECTION .text
19
20; Program first instruction.
21ORG 100h ; Code starts at offset 100h (DOS .COM)
22Start:
23 jmp StartBiosDriveInformationTool
24
25; Include library and other sources
26%include "AssemblyLibrary.asm"
27%include "LbaAssist.asm" ; From XTIDE Universal BIOS
28%include "Strings.asm"
29%include "Bios.asm"
30%include "Print.asm"
31
32
33;--------------------------------------------------------------------
34; Program start
35;--------------------------------------------------------------------
36ALIGN JUMP_ALIGN
37StartBiosDriveInformationTool:
38 CALL_DISPLAY_LIBRARY InitializeDisplayContext
39 call Print_SetCharacterOutputToSTDOUT
40
41 mov si, g_szProgramName
42 call Print_NullTerminatedStringFromSI
43
44 call ReadAndDisplayAllHardDrives
45
46 ; Exit to DOS
47 mov ax, 4C00h ; Exit to DOS
48 int 21h
49
50
51
52ReadAndDisplayAllHardDrives:
53 call Bios_GetNumberOfHardDrivesToDX
54 jc SHORT .NoDrivesAvailable
55 mov cx, dx
56 mov dl, 80h ; First hard drive
57 jmp SHORT .DisplayFirstDrive
58
59ALIGN JUMP_ALIGN
60.DisplayNextDriveFromDL:
61 mov si, g_szPressAnyKey
62 call Print_NullTerminatedStringFromSI
63 call Keyboard_GetKeystrokeToAXandWaitIfNecessary
64
65.DisplayFirstDrive:
66 mov si, g_szHeaderDrive
67 call Print_DriveNumberFromDLusingFormatStringInSI
68
69 mov si, g_szAtaInfoHeader
70 call Print_NullTerminatedStringFromSI
71 call DisplayAtaInformationForDriveDL
72
73 mov si, g_szOldInfoHeader
74 call Print_NullTerminatedStringFromSI
75 call DisplayOldInt13hInformationForDriveDL
76
77 mov si, g_szNewInfoHeader
78 call Print_NullTerminatedStringFromSI
79 call DisplayNewInt13hInformationFromDriveDL
80
81 inc dx
82 loop .DisplayNextDriveFromDL
83.NoDrivesAvailable:
84 ret
85
86
87ALIGN JUMP_ALIGN
88DisplayAtaInformationForDriveDL:
89 push cx
90 push dx
91
92 call Bios_ReadAtaInfoFromDriveDLtoBX
93 call Print_ErrorMessageFromAHifError
94 jc SHORT .SkipAtaInfoSinceError
95
96 call Print_NameFromAtaInfoInBX
97
98 mov cx, [bx+ATA1.wCylCnt]
99 mov dx, [bx+ATA1.wHeadCnt]
100 mov ax, [bx+ATA1.wSPT]
101 call Print_CHSfromCXDXAX
102
103 test WORD [bx+ATA1.wFields], A1_wFields_54to58
104 jz SHORT .SkipChsSectors
105 mov si, g_szChsSectors
106 call Print_NullTerminatedStringFromSI
107 mov si, bx
108 mov ax, [si+ATA1.dwCurSCnt]
109 mov dx, [si+ATA1.dwCurSCnt+2]
110 xor bx, bx
111 call Print_TotalSectorsFromBXDXAX
112 mov bx, si
113.SkipChsSectors:
114
115 test WORD [bx+ATA1.wCaps], A1_wCaps_LBA
116 jz SHORT .SkipLBA28
117 mov si, g_szLBA28
118 call Print_NullTerminatedStringFromSI
119 mov si, bx
120 mov ax, [si+ATA1.dwLBACnt]
121 mov dx, [si+ATA1.dwLBACnt+2]
122 xor bx, bx
123 call Print_TotalSectorsFromBXDXAX
124 mov bx, si
125.SkipLBA28:
126
127 test WORD [bx+ATA6.wSetSup83], A6_wSetSup83_LBA48
128 jz SHORT .SkipLBA48
129 mov si, g_szLBA48
130 call Print_NullTerminatedStringFromSI
131 mov si, bx
132 mov ax, [bx+ATA6.qwLBACnt]
133 mov dx, [bx+ATA6.qwLBACnt+2]
134 mov bx, [bx+ATA6.qwLBACnt+4]
135 call Print_TotalSectorsFromBXDXAX
136 mov bx, si
137.SkipLBA48:
138
139 ; Print L-CHS generated by XTIDE Universal BIOS
140 mov ax, g_szXTUBversion
141 mov si, g_szXTUB
142 call Print_VersionStringFromAXusingFormatStringInSI
143 call DisplayXTUBcompatibilityInfoUsingAtaInfoFromDSBX
144
145.SkipAtaInfoSinceError:
146 pop dx
147 pop cx
148 ret
149
150
151ALIGN JUMP_ALIGN
152DisplayXTUBcompatibilityInfoUsingAtaInfoFromDSBX:
153 test WORD [bx+ATA1.wCaps], A1_wCaps_LBA
154 jz SHORT .LbaNotSupported
155 test WORD [bx+ATA6.wSetSup83], A6_wSetSup83_LBA48
156 jz SHORT .LoadLba28SectorCount
157
158 ; Load LBA48 Sector Count
159 mov ax, [bx+ATA6.qwLBACnt]
160 mov dx, [bx+ATA6.qwLBACnt+2]
161 mov bx, [bx+ATA6.qwLBACnt+4]
162 jmp SHORT .ConvertLbaToLCHS
163.LoadLba28SectorCount:
164 mov ax, [bx+ATA1.dwLBACnt]
165 mov dx, [bx+ATA1.dwLBACnt+2]
166 xor bx, bx
167
168.ConvertLbaToLCHS:
169 call LbaAssist_ConvertSectorCountFromBXDXAXtoLbaAssistedCHSinDXAXBLBH
170 LIMIT_LBA_CYLINDERS_IN_DXAX_TO_LCHS_CYLINDERS
171 xchg cx, ax
172 eMOVZX dx, bl
173 eMOVZX ax, bh
174 call Print_CHSfromCXDXAX
175.LbaNotSupported:
176 ret
177
178
179ALIGN JUMP_ALIGN
180DisplayOldInt13hInformationForDriveDL:
181 push cx
182 push dx
183
184 call Bios_ReadOldInt13hParametersFromDriveDL
185 call Print_ErrorMessageFromAHifError
186 jc SHORT .SkipOldInt13hSinceError
187 call Print_CHSfromCXDXAX
188
189 mov si, g_szSectors
190 call Print_NullTerminatedStringFromSI
191 pop dx
192 push dx
193 call Bios_ReadOldInt13hCapacityFromDriveDL
194 call Print_ErrorMessageFromAHifError
195 jc SHORT .SkipOldInt13hSinceError
196 xchg ax, dx
197 mov dx, cx
198 xor bx, bx
199 call Print_TotalSectorsFromBXDXAX
200.SkipOldInt13hSinceError:
201 pop dx
202 pop cx
203 ret
204
205
206ALIGN JUMP_ALIGN
207DisplayNewInt13hInformationFromDriveDL:
208 push cx
209 push dx
210
211 call Bios_ReadEbiosVersionFromDriveDL
212 call Print_ErrorMessageFromAHifError
213 jc SHORT .SkipNewInt13hSinceError
214 call Print_EbiosVersionFromBXandExtensionsFromCX
215
216 call Bios_ReadEbiosInfoFromDriveDLtoDSSI
217 call Print_ErrorMessageFromAHifError
218 jc SHORT .SkipNewInt13hSinceError
219
220 test WORD [si+EDRIVE_INFO.wFlags], FLG_CHS_INFORMATION_IS_VALID
221 jz SHORT .SkipEbiosCHS
222 mov ax, [si+EDRIVE_INFO.dwCylinders]
223 mov dx, [si+EDRIVE_INFO.dwHeads]
224 mov cx, [si+EDRIVE_INFO.dwSectorsPerTrack]
225 call Print_CHSfromCXDXAX
226.SkipEbiosCHS:
227
228 push si
229 mov si, g_szSectors
230 call Print_NullTerminatedStringFromSI
231 pop si
232 mov ax, [si+EDRIVE_INFO.qwTotalSectors]
233 mov dx, [si+EDRIVE_INFO.qwTotalSectors+2]
234 mov bx, [si+EDRIVE_INFO.qwTotalSectors+4]
235 call Print_TotalSectorsFromBXDXAX
236
237 mov ax, [si+EDRIVE_INFO.wSectorSize]
238 mov si, g_szNewSectorSize
239 call Print_SectorSizeFromAXusingFormatStringInSI
240
241.SkipNewInt13hSinceError:
242 pop dx
243 pop cx
244 ret
Note: See TracBrowser for help on using the repository browser.