source: xtideuniversalbios/trunk/XTIDE_Universal_BIOS/Src/Boot/BootPrint.asm@ 174

Last change on this file since 174 was 143, checked in by Tomi Tilli, 14 years ago

Changes to XTIDE Universal BIOS:

  • Removed "Boot sector found!" string.
  • Added option to specify display mode for boot menu.
File size: 1.3 KB
RevLine 
[88]1; Project name : XTIDE Universal BIOS
[3]2; Description : Functions for printing boot related strings.
3
4; Section containing code
5SECTION .text
6
7;--------------------------------------------------------------------
8; BootPrint_TryToBootFromDL
9; Parameters:
10; DL: Drive to boot from (translated, 00h or 80h)
11; DS: RAMVARS segment
12; Returns:
13; Nothing
14; Corrupts registers:
[120]15; AX, SI, DI
[3]16;--------------------------------------------------------------------
17ALIGN JUMP_ALIGN
18BootPrint_TryToBootFromDL:
[88]19 push bp
20 mov bp, sp
[3]21
[95]22 mov ax, g_szHDD
[128]23 test dl, dl
24 js SHORT .NotFDD
25 mov ax, g_szFDD
26.NotFDD:
[95]27 push ax
[88]28
[3]29 call DriveXlate_ToOrBack
30 push dx ; Push untranslated drive number
[88]31 call DriveXlate_ToOrBack
32 push dx ; Push translated drive number
[3]33
34 mov si, g_szTryToBoot
[88]35 jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
[3]36
37
38;--------------------------------------------------------------------
39; BootPrint_FailedToLoadFirstSector
40; Parameters:
41; AH: INT 13h error code
42; Returns:
43; Nothing
44; Corrupts registers:
[130]45; AX, CX, SI, DI
[3]46;--------------------------------------------------------------------
47ALIGN JUMP_ALIGN
48BootPrint_FailedToLoadFirstSector:
[88]49 push bp
50 mov bp, sp
[130]51 eMOVZX cx, ah
52 push cx ; Push INT 13h error code
[3]53 mov si, g_szReadError
[88]54 jmp BootMenuPrint_FormatCSSIfromParamsInSSBP
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