2007-03-22 01:58:33 +03:00
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$Revision$
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2007-03-26 16:18:08 +04:00
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;; BOOTCODE.INC ;;
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;; ;;
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;; KolibriOS 16-bit loader, ;;
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;; based on bootcode for MenuetOS ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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2005-10-06 21:56:22 +04:00
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;==========================================================================
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;
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; 16 BIT FUNCTIONS
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;
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;==========================================================================
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2006-10-16 16:17:49 +04:00
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2005-12-14 11:09:29 +03:00
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putchar:
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; in: al=character
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2007-05-21 17:25:02 +04:00
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mov ah, 0Eh
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mov bh, 0
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int 10h
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ret
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2005-12-14 11:09:29 +03:00
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print:
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; in: si->string
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2007-05-21 17:25:02 +04:00
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mov al, 186
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call putchar
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mov al, ' '
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call putchar
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2005-12-14 11:09:29 +03:00
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printplain:
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; in: si->string
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2007-05-21 17:25:02 +04:00
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pusha
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lodsb
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2005-12-14 11:09:29 +03:00
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@@:
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2007-05-21 17:25:02 +04:00
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call putchar
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lodsb
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cmp al, 0
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jnz @b
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popa
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ret
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2005-12-14 11:09:29 +03:00
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getkey:
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; get number in range [bl,bh] (bl,bh in ['0'..'9'])
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; in: bx=range
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; out: ax=digit (1..9, 10 for 0)
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2007-05-21 17:25:02 +04:00
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mov ah, 0
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int 16h
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cmp al, bl
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jb getkey
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cmp al, bh
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ja getkey
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push ax
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call putchar
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pop ax
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and ax, 0Fh
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jnz @f
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mov al, 10
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2005-12-14 11:09:29 +03:00
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@@:
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2007-05-21 17:25:02 +04:00
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ret
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2005-12-14 11:09:29 +03:00
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setcursor:
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; in: dl=column, dh=row
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2007-05-21 17:25:02 +04:00
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mov ah, 2
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mov bh, 0
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int 10h
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ret
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2005-12-14 11:09:29 +03:00
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macro _setcursor row,column
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{
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2007-05-21 17:25:02 +04:00
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mov dx, row*256 + column
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call setcursor
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2005-12-14 11:09:29 +03:00
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}
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2006-08-24 16:33:31 +04:00
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boot_read_floppy:
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push si
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xor si, si
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mov ah, 2 ; read
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@@:
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push ax
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int 0x13
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pop ax
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jnc @f
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inc si
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cmp si, 10
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jb @b
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2007-04-18 10:37:14 +04:00
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mov si, badsect
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2006-08-24 16:33:31 +04:00
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sayerr_plain:
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call printplain
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jmp $
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@@:
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pop si
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ret
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2005-10-06 21:56:22 +04:00
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;=========================================================================
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;
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; 16 BIT CODE
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;
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;=========================================================================
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start_of_code:
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2007-05-21 17:25:02 +04:00
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cld
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2005-12-14 11:09:29 +03:00
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; \begin{diamond}[02.12.2005]
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2007-05-21 17:25:02 +04:00
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; if bootloader sets ax = 'KL', then ds:si points to loader block
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cmp ax, 'KL'
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jnz @f
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mov word [cs:cfgmanager.loader_block], si
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mov word [cs:cfgmanager.loader_block+2], ds
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2005-12-14 11:09:29 +03:00
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@@:
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; \end{diamond}[02.12.2005]
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2007-05-21 17:25:02 +04:00
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; if bootloader sets cx = 'HA' and dx = 'RD', then bx contains identifier of source hard disk
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; (see comment to bx_from_load)
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cmp cx, 'HA'
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jnz no_hd_load
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cmp dx,'RD'
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jnz no_hd_load
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mov word [cs:bx_from_load], bx ; {SPraid}[13.03.2007]
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2007-05-11 23:38:23 +04:00
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no_hd_load:
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2005-12-14 11:09:29 +03:00
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; set up stack
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2007-05-21 17:25:02 +04:00
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mov ax, 3000h
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mov ss, ax
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mov sp, 0EC00h
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2005-12-14 11:09:29 +03:00
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; set up segment registers
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2007-05-21 17:25:02 +04:00
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push cs
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pop ds
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push cs
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pop es
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2005-12-14 11:09:29 +03:00
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; set videomode
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2007-05-21 17:25:02 +04:00
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mov ax, 3
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int 0x10
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2005-10-06 21:56:22 +04:00
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2006-08-24 16:33:31 +04:00
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if lang eq ru
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2005-10-06 21:56:22 +04:00
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; Load & set russian VGA font (RU.INC)
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2007-05-21 17:25:02 +04:00
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mov bp, RU_FNT1 ; RU_FNT1 - First part
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mov bx, 1000h ; 768 bytes
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mov cx, 30h ; 48 symbols
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mov dx, 80h ; 128 - position of first symbol
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mov ax, 1100h
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int 10h
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mov bp, RU_FNT2 ; RU_FNT2 -Second part
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mov bx, 1000h ; 512 bytes
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mov cx, 20h ; 32 symbols
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mov dx, 0E0h ; 224 - position of first symbol
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mov ax, 1100h
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int 10h
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2005-10-06 21:56:22 +04:00
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; End set VGA russian font
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2007-01-13 23:34:33 +03:00
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else if lang eq et
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2007-05-21 17:25:02 +04:00
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mov bp, ET_FNT ; ET_FNT1
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mov bx, 1000h ;
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mov cx, 255 ; 256 symbols
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xor dx, dx ; 0 - position of first symbol
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mov ax, 1100h
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int 10h
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2006-08-24 16:33:31 +04:00
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end if
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2005-10-06 21:56:22 +04:00
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2005-12-14 11:09:29 +03:00
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; draw frames
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2007-05-21 17:25:02 +04:00
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push 0xb800
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pop es
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xor di, di
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mov ah, 1*16+15
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2007-04-18 10:37:14 +04:00
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2005-12-14 11:09:29 +03:00
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; draw top
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2007-05-21 17:25:02 +04:00
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mov si, d80x25_top
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mov cx, d80x25_top_num * 80
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2005-12-14 11:09:29 +03:00
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@@:
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2007-05-21 17:25:02 +04:00
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lodsb
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stosw
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loop @b
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2005-12-14 11:09:29 +03:00
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; draw spaces
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2007-05-21 17:25:02 +04:00
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mov si, space_msg
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mov dx, 25 - d80x25_top_num - d80x25_bottom_num
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2005-12-14 11:09:29 +03:00
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dfl1:
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2007-05-21 17:25:02 +04:00
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push si
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mov cx, 80
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2005-12-14 11:09:29 +03:00
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@@:
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2007-05-21 17:25:02 +04:00
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lodsb
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stosw
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loop @b
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pop si
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dec dx
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jnz dfl1
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2005-12-14 11:09:29 +03:00
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; draw bottom
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2007-05-21 17:25:02 +04:00
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mov si, d80x25_bottom
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mov cx, d80x25_bottom_num * 80
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2005-12-14 11:09:29 +03:00
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@@:
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2007-05-21 17:25:02 +04:00
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lodsb
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stosw
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loop @b
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2005-12-14 11:09:29 +03:00
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2007-05-21 17:25:02 +04:00
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mov byte [space_msg+80], 0 ; now space_msg is null terminated
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2005-12-14 11:09:29 +03:00
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2007-05-21 17:25:02 +04:00
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_setcursor d80x25_top_num,0
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2005-10-06 21:56:22 +04:00
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; TEST FOR 386+
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2007-05-21 17:25:02 +04:00
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mov bx, 0x4000
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2005-10-06 21:56:22 +04:00
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pushf
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pop ax
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2007-05-21 17:25:02 +04:00
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mov dx, ax
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xor ax, bx
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2005-10-06 21:56:22 +04:00
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push ax
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popf
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pushf
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pop ax
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2007-05-21 17:25:02 +04:00
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and ax, bx
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and dx, bx
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cmp ax, dx
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2005-10-06 21:56:22 +04:00
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jnz cpugood
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2007-05-21 17:25:02 +04:00
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mov si, not386
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2006-01-25 16:19:21 +03:00
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sayerr:
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2005-10-06 21:56:22 +04:00
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call print
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jmp $
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cpugood:
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2007-05-21 17:25:02 +04:00
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push 0
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2007-04-18 10:37:14 +04:00
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popf
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sti
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2005-12-14 11:09:29 +03:00
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; set up esp
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2007-05-21 17:25:02 +04:00
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movzx esp, sp
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2005-10-06 21:56:22 +04:00
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2006-09-27 18:58:51 +04:00
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push 0
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pop es
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and word [es:0x9031], 0
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2006-10-06 10:09:41 +04:00
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; \begin{Mario79}
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; find HDD IDE DMA PCI device
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2006-09-27 18:58:51 +04:00
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; check for PCI BIOS
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mov ax, 0xB101
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int 0x1A
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jc .nopci
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cmp edx, 'PCI '
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jnz .nopci
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; find PCI class code
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; class 1 = mass storage
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; subclass 1 = IDE controller
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; a) class 1, subclass 1, programming interface 0x80
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mov ax, 0xB103
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mov ecx, 1*10000h + 1*100h + 0x80
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2007-05-21 17:25:02 +04:00
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xor si, si ; device index = 0
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2006-09-27 18:58:51 +04:00
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int 0x1A
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jnc .found
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2006-10-20 12:35:15 +04:00
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; b) class 1, subclass 1, programming interface 0x8A
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2006-09-27 18:58:51 +04:00
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mov ax, 0xB103
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2006-10-20 12:35:15 +04:00
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mov ecx, 1*10000h + 1*100h + 0x8A
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2007-05-21 17:25:02 +04:00
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xor si, si ; device index = 0
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2006-09-27 18:58:51 +04:00
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int 0x1A
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jnc .found
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2006-10-20 12:35:15 +04:00
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; c) class 1, subclass 1, programming interface 0x85
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2006-09-27 18:58:51 +04:00
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mov ax, 0xB103
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2006-10-20 12:35:15 +04:00
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mov ecx, 1*10000h + 1*100h + 0x85
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2007-05-21 17:25:02 +04:00
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xor si, si
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2006-09-27 18:58:51 +04:00
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int 0x1A
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jc .nopci
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.found:
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; get memory base
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mov ax, 0xB10A
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mov di, 0x20 ; memory base is config register at 0x20
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int 0x1A
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jc .nopci
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and cx, 0xFFF0 ; clear address decode type
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mov [es:0x9031], cx
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.nopci:
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2006-10-06 10:09:41 +04:00
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; \end{Mario79}
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2006-09-27 18:58:51 +04:00
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2007-05-21 17:25:02 +04:00
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mov al, 0xf6 ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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out 0x60, al
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xor cx, cx
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2005-10-06 21:56:22 +04:00
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wait_loop: ; variant 2
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; reading state of port of 8042 controller
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2007-05-21 17:25:02 +04:00
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in al, 64h
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and al, 00000010b ; ready flag
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2006-10-06 10:09:41 +04:00
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; wait until 8042 controller is ready
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2005-10-06 21:56:22 +04:00
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loopnz wait_loop
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2006-05-06 18:34:30 +04:00
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; --------------- APM ---------------------
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2007-05-21 17:25:02 +04:00
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|
|
and word [es:0x9044], 0 ; ver = 0.0 (APM not found)
|
|
|
|
|
mov ax, 0x5300
|
|
|
|
|
xor bx, bx
|
|
|
|
|
int 0x15
|
|
|
|
|
jc apm_end ; APM not found
|
|
|
|
|
test cx, 2
|
|
|
|
|
jz apm_end ; APM 32-bit protected-mode interface not supported
|
|
|
|
|
mov [es:0x9044], ax ; Save APM Version
|
|
|
|
|
mov [es:0x9046], cx ; Save APM flags
|
|
|
|
|
|
|
|
|
|
; Write APM ver ----
|
|
|
|
|
and ax, 0xf0f
|
|
|
|
|
add ax, '00'
|
|
|
|
|
mov si, msg_apm
|
|
|
|
|
mov [si + 5], ah
|
|
|
|
|
mov [si + 7], al
|
|
|
|
|
_setcursor 0, 3
|
|
|
|
|
call printplain
|
|
|
|
|
; ------------------
|
|
|
|
|
|
|
|
|
|
mov ax, 0x5304 ; Disconnect interface
|
|
|
|
|
xor bx, bx
|
|
|
|
|
int 0x15
|
|
|
|
|
mov ax, 0x5303 ; Connect 32 bit mode interface
|
|
|
|
|
xor bx, bx
|
|
|
|
|
int 0x15
|
|
|
|
|
|
|
|
|
|
mov [es:0x9040], ebx
|
|
|
|
|
mov [es:0x9050], ax
|
|
|
|
|
mov [es:0x9052], cx
|
|
|
|
|
mov [es:0x9054], dx
|
2007-04-18 10:37:14 +04:00
|
|
|
|
|
2006-05-06 18:34:30 +04:00
|
|
|
|
apm_end:
|
2007-03-29 14:24:08 +04:00
|
|
|
|
_setcursor d80x25_top_num, 0
|
2007-03-22 04:09:49 +03:00
|
|
|
|
|
2005-10-06 21:56:22 +04:00
|
|
|
|
; DISPLAY VESA INFORMATION
|
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ax, 0x4f00
|
|
|
|
|
mov di, 0xa000
|
2005-10-06 21:56:22 +04:00
|
|
|
|
int 0x10
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp ax, 0x004f
|
|
|
|
|
mov si, novesa
|
|
|
|
|
jnz @f
|
|
|
|
|
mov ax, [es:di+4]
|
|
|
|
|
add ax, '0'*256+'0'
|
|
|
|
|
mov si, vervesa
|
2006-01-25 16:19:21 +03:00
|
|
|
|
mov [si+vervesa_off], ah
|
|
|
|
|
mov [si+vervesa_off+2], al
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@: call print
|
|
|
|
|
|
|
|
|
|
; \begin{diamond}[30.11.2005]
|
|
|
|
|
cfgmanager:
|
|
|
|
|
; settings:
|
|
|
|
|
; a) preboot_graph = graphical mode
|
|
|
|
|
; preboot_gprobe = probe this mode?
|
2007-05-21 17:25:02 +04:00
|
|
|
|
; b) preboot_dma = use DMA access?
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; c) preboot_vrrm = use VRR?
|
|
|
|
|
; d) preboot_device = from what boot?
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov di, preboot_graph
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; check bootloader block
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp [.loader_block], -1
|
|
|
|
|
jz .noloaderblock
|
|
|
|
|
les bx, [.loader_block]
|
|
|
|
|
cmp byte [es:bx], 1
|
|
|
|
|
mov si, loader_block_error
|
|
|
|
|
jnz sayerr
|
|
|
|
|
test byte [es:bx+1], 1
|
|
|
|
|
jz @f
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; image in memory present
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp [di+preboot_device-preboot_graph], 0
|
|
|
|
|
jnz @f
|
|
|
|
|
mov [di+preboot_device-preboot_graph], 3
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
|
|
|
|
.noloaderblock:
|
|
|
|
|
; determine default settings
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [.bSettingsChanged], 0
|
|
|
|
|
cmp byte [di], 0
|
|
|
|
|
jnz .preboot_gr_end
|
|
|
|
|
mov [di+preboot_gprobe-preboot_graph], 0
|
|
|
|
|
mov al, [vervesa+vervesa_off]
|
|
|
|
|
cmp al, 'x'
|
|
|
|
|
jz .novesa
|
|
|
|
|
cmp al, '1'
|
|
|
|
|
jz .vesa12
|
|
|
|
|
mov [di+preboot_gprobe-preboot_graph], 2
|
|
|
|
|
mov al, 3
|
|
|
|
|
jmp @f
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.vesa12:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov al, 7
|
|
|
|
|
jmp @f
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.novesa:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov al, 10
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [di], al
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.preboot_gr_end:
|
2007-05-25 13:37:08 +04:00
|
|
|
|
cmp [di+preboot_dma-preboot_graph], 0
|
|
|
|
|
jnz @f
|
|
|
|
|
mov [di+preboot_dma-preboot_graph], 3 ; DMA: defaults to none
|
|
|
|
|
@@:
|
|
|
|
|
; following 4 lines set variables to 1 if its current value is 0
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp [di+preboot_vrrm-preboot_graph], 1
|
|
|
|
|
adc [di+preboot_vrrm-preboot_graph], 0
|
|
|
|
|
cmp [di+preboot_device-preboot_graph], 1
|
|
|
|
|
adc [di+preboot_device-preboot_graph], 0
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; notify user
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov si, linef
|
|
|
|
|
call print
|
|
|
|
|
mov si, start_msg
|
|
|
|
|
call print
|
|
|
|
|
mov si, time_msg
|
|
|
|
|
call print
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; get start time
|
2007-05-21 17:25:02 +04:00
|
|
|
|
call .gettime
|
|
|
|
|
mov [.starttime], eax
|
|
|
|
|
mov word [.timer], .newtimer
|
|
|
|
|
mov word [.timer+2], cs
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.printcfg:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 9,0
|
|
|
|
|
mov si, current_cfg_msg
|
|
|
|
|
call print
|
|
|
|
|
mov si, curvideo_msg
|
|
|
|
|
call print
|
|
|
|
|
mov al, [preboot_graph]
|
|
|
|
|
cmp al, 8
|
|
|
|
|
ja .pnovesa
|
|
|
|
|
mov dl, al
|
|
|
|
|
and eax, 3
|
|
|
|
|
mov si, [modes_msg+eax*2]
|
|
|
|
|
call printplain
|
|
|
|
|
mov si, modevesa20
|
|
|
|
|
cmp dl, 4
|
|
|
|
|
jbe @f
|
|
|
|
|
mov si, modevesa12
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
call printplain
|
|
|
|
|
cmp dl, 4
|
|
|
|
|
ja .x
|
|
|
|
|
mov si, probeno_msg
|
|
|
|
|
cmp [preboot_gprobe], 2
|
|
|
|
|
jnz @f
|
|
|
|
|
mov si, probeok_msg
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
call printplain
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.x:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
jmp .c
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.pnovesa:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp al, 9
|
|
|
|
|
mov si, mode9
|
|
|
|
|
jz @b
|
|
|
|
|
mov si, mode10
|
|
|
|
|
jmp @b
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.c:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov si, linef
|
|
|
|
|
call printplain
|
|
|
|
|
mov si, dma_msg
|
|
|
|
|
call print
|
|
|
|
|
cmp [preboot_dma], 2
|
|
|
|
|
mov si, on_msg
|
|
|
|
|
jb @f
|
|
|
|
|
mov si, off_msg
|
|
|
|
|
ja @f
|
|
|
|
|
mov si, readonly_msg
|
|
|
|
|
@@:
|
|
|
|
|
call printplain
|
|
|
|
|
mov si, vrrm_msg
|
|
|
|
|
cmp [preboot_vrrm], 1
|
|
|
|
|
call .say_on_off
|
|
|
|
|
mov si, preboot_device_msg
|
|
|
|
|
call print
|
|
|
|
|
mov al, [preboot_device]
|
2007-06-17 19:40:48 +04:00
|
|
|
|
and eax, 7
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov si, [preboot_device_msgs+eax*2]
|
|
|
|
|
call printplain
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.wait:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 25,0 ; out of screen
|
2006-01-11 12:46:06 +03:00
|
|
|
|
; set timer interrupt handler
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cli
|
|
|
|
|
push 0
|
|
|
|
|
pop es
|
|
|
|
|
mov eax, [es:8*4]
|
|
|
|
|
mov [.oldtimer], eax
|
|
|
|
|
mov eax, [.timer]
|
|
|
|
|
mov [es:8*4], eax
|
|
|
|
|
sti
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; wait for keypressed
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ah, 0
|
|
|
|
|
int 16h
|
|
|
|
|
push ax
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; restore timer interrupt
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push 0
|
|
|
|
|
pop es
|
|
|
|
|
mov eax, [.oldtimer]
|
|
|
|
|
mov [es:8*4], eax
|
|
|
|
|
mov [.timer], eax
|
|
|
|
|
_setcursor 7,0
|
|
|
|
|
mov si, space_msg
|
|
|
|
|
call printplain
|
|
|
|
|
pop ax
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; switch on key
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp al, 13
|
|
|
|
|
jz .continue
|
|
|
|
|
or al, 20h
|
|
|
|
|
cmp al, 'a'
|
|
|
|
|
jz .change_a
|
|
|
|
|
cmp al, 'b'
|
|
|
|
|
jz .change_b
|
|
|
|
|
cmp al, 'c'
|
|
|
|
|
jz .change_c
|
|
|
|
|
cmp al, 'd'
|
|
|
|
|
jnz .wait
|
|
|
|
|
_setcursor 15,0
|
|
|
|
|
mov si, bdev
|
|
|
|
|
call print
|
2007-06-17 19:40:48 +04:00
|
|
|
|
mov bx, '14'
|
2007-05-21 17:25:02 +04:00
|
|
|
|
call getkey
|
|
|
|
|
mov [preboot_device], al
|
|
|
|
|
_setcursor 13,0
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.d:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [.bSettingsChanged], 1
|
|
|
|
|
mov si, space_msg
|
|
|
|
|
call printplain
|
|
|
|
|
_setcursor 15,0
|
|
|
|
|
mov cx, 6
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
call printplain
|
|
|
|
|
loop @b
|
|
|
|
|
jmp .printcfg
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.change_a:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 15,0
|
|
|
|
|
mov si, gr_mode
|
|
|
|
|
call printplain
|
|
|
|
|
mov bx, '09'
|
|
|
|
|
call getkey
|
|
|
|
|
mov [preboot_graph], al
|
|
|
|
|
cmp al, 4
|
|
|
|
|
ja @f
|
|
|
|
|
mov si, probetext
|
|
|
|
|
call printplain
|
|
|
|
|
mov bx, '12'
|
|
|
|
|
call getkey
|
|
|
|
|
mov [preboot_gprobe], al
|
2005-12-14 11:09:29 +03:00
|
|
|
|
@@:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 10,0
|
|
|
|
|
jmp .d
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.change_b:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 15,0
|
|
|
|
|
mov si, ask_dma
|
|
|
|
|
call print
|
|
|
|
|
mov bx, '13'
|
|
|
|
|
call getkey
|
|
|
|
|
mov [preboot_dma], al
|
|
|
|
|
_setcursor 11,0
|
|
|
|
|
jmp .d
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.change_c:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
_setcursor 15,0
|
|
|
|
|
mov si, vrrmprint
|
|
|
|
|
call print
|
|
|
|
|
mov bx, '12'
|
|
|
|
|
call getkey
|
|
|
|
|
mov [preboot_vrrm], al
|
|
|
|
|
_setcursor 12,0
|
|
|
|
|
jmp .d
|
2006-01-25 16:19:21 +03:00
|
|
|
|
.say_on_off:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
pushf
|
|
|
|
|
call print
|
|
|
|
|
mov si, on_msg
|
|
|
|
|
popf
|
|
|
|
|
jz @f
|
|
|
|
|
mov si, off_msg
|
|
|
|
|
@@: jmp printplain
|
2006-01-25 16:19:21 +03:00
|
|
|
|
; novesa and vervesa strings are not used at the moment of executing this code
|
|
|
|
|
virtual at novesa
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.oldtimer dd ?
|
|
|
|
|
.starttime dd ?
|
|
|
|
|
.bSettingsChanged db ?
|
2006-01-11 12:46:06 +03:00
|
|
|
|
.timer dd ?
|
2006-01-25 16:19:21 +03:00
|
|
|
|
end virtual
|
2006-08-31 16:56:29 +04:00
|
|
|
|
.loader_block dd -1
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.gettime:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ah, 0
|
|
|
|
|
int 1Ah
|
|
|
|
|
xchg ax, cx
|
|
|
|
|
shl eax, 10h
|
|
|
|
|
xchg ax, dx
|
|
|
|
|
ret
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.newtimer:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push ds
|
|
|
|
|
push cs
|
|
|
|
|
pop ds
|
|
|
|
|
pushf
|
|
|
|
|
call [.oldtimer]
|
|
|
|
|
pushad
|
|
|
|
|
call .gettime
|
|
|
|
|
sub eax, [.starttime]
|
|
|
|
|
sub ax, 18*5
|
|
|
|
|
jae .timergo
|
|
|
|
|
neg ax
|
|
|
|
|
add ax, 18-1
|
|
|
|
|
mov bx, 18
|
|
|
|
|
xor dx, dx
|
|
|
|
|
div bx
|
2005-12-14 11:09:29 +03:00
|
|
|
|
if lang eq ru
|
|
|
|
|
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 5 ᥪ㭤, 4/3/2 ᥪ㭤<EFBFBD>, 1 ᥪ㭤<EFBFBD>
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp al, 5
|
|
|
|
|
mov cl, ' '
|
|
|
|
|
jae @f
|
|
|
|
|
cmp al, 1
|
|
|
|
|
mov cl, '<27>'
|
|
|
|
|
jz @f
|
|
|
|
|
mov cl, '<27>'
|
|
|
|
|
@@: mov [time_str+9], cl
|
2007-01-13 23:34:33 +03:00
|
|
|
|
else if lang eq et
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp al, 1
|
|
|
|
|
ja @f
|
|
|
|
|
mov [time_str+9], ' '
|
|
|
|
|
mov [time_str+10],' '
|
2007-03-01 23:32:19 +03:00
|
|
|
|
@@:
|
2005-12-14 11:09:29 +03:00
|
|
|
|
else
|
|
|
|
|
; wait 5/4/3/2 seconds, 1 second
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp al, 1
|
|
|
|
|
mov cl, 's'
|
|
|
|
|
ja @f
|
|
|
|
|
mov cl, ' '
|
|
|
|
|
@@: mov [time_str+9], cl
|
2005-12-14 11:09:29 +03:00
|
|
|
|
end if
|
2007-05-21 17:25:02 +04:00
|
|
|
|
add al, '0'
|
|
|
|
|
mov [time_str+1], al
|
|
|
|
|
mov si, time_msg
|
|
|
|
|
_setcursor 7,0
|
|
|
|
|
call print
|
|
|
|
|
_setcursor 25,0
|
|
|
|
|
popad
|
|
|
|
|
pop ds
|
|
|
|
|
iret
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.timergo:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push 0
|
|
|
|
|
pop es
|
|
|
|
|
mov eax, [.oldtimer]
|
|
|
|
|
mov [es:8*4], eax
|
|
|
|
|
mov sp, 0EC00h
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.continue:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
sti
|
|
|
|
|
_setcursor 6,0
|
|
|
|
|
mov si, space_msg
|
|
|
|
|
call printplain
|
|
|
|
|
call printplain
|
|
|
|
|
_setcursor 6,0
|
|
|
|
|
mov si, loading_msg
|
|
|
|
|
call print
|
|
|
|
|
_setcursor 15,0
|
|
|
|
|
cmp [.bSettingsChanged], 0
|
|
|
|
|
jz .load
|
|
|
|
|
cmp [.loader_block], -1
|
|
|
|
|
jz .load
|
|
|
|
|
les bx, [.loader_block]
|
|
|
|
|
mov eax, [es:bx+3]
|
|
|
|
|
push ds
|
|
|
|
|
pop es
|
|
|
|
|
test eax, eax
|
|
|
|
|
jz .load
|
|
|
|
|
push eax
|
|
|
|
|
mov si, save_quest
|
|
|
|
|
call print
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.waityn:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ah, 0
|
|
|
|
|
int 16h
|
|
|
|
|
or al, 20h
|
|
|
|
|
cmp al, 'n'
|
|
|
|
|
jz .loadc
|
|
|
|
|
cmp al, 'y'
|
|
|
|
|
jnz .waityn
|
|
|
|
|
call putchar
|
|
|
|
|
mov byte [space_msg+80], 186
|
|
|
|
|
pop eax
|
|
|
|
|
push cs
|
|
|
|
|
push .cont
|
|
|
|
|
push eax
|
|
|
|
|
retf
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.loadc:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
pop eax
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.cont:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push cs
|
|
|
|
|
pop ds
|
|
|
|
|
mov si, space_msg
|
|
|
|
|
mov byte [si+80], 0
|
|
|
|
|
_setcursor 15,0
|
|
|
|
|
call printplain
|
|
|
|
|
_setcursor 15,0
|
2005-12-14 11:09:29 +03:00
|
|
|
|
.load:
|
|
|
|
|
; \end{diamond}[02.12.2005]
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
; ASK GRAPHICS MODE
|
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
movzx ax, [preboot_graph]
|
|
|
|
|
push 0
|
|
|
|
|
pop es
|
2007-04-18 10:37:14 +04:00
|
|
|
|
; address is gr_table+6*(ax-1)
|
2007-05-21 17:25:02 +04:00
|
|
|
|
add ax, ax
|
|
|
|
|
lea si, [gr_table + eax + eax*2 - 6]
|
|
|
|
|
mov bx, [si+0]
|
|
|
|
|
mov cx, [si+2]
|
|
|
|
|
mov dx, [si+4]
|
|
|
|
|
cmp al, 9*2
|
|
|
|
|
mov al, 32 ; BPP
|
|
|
|
|
jb @f
|
|
|
|
|
mov [es:0x9000], al
|
|
|
|
|
or dword [es:0x9018], 0xFFFFFFFF; 0x800000
|
|
|
|
|
@@:
|
|
|
|
|
mov [es:0x9008], bx
|
|
|
|
|
mov [es:0x900A], cx
|
|
|
|
|
mov [es:0x900C], dx
|
2006-05-06 18:34:30 +04:00
|
|
|
|
test bh, bh
|
2007-05-21 17:25:02 +04:00
|
|
|
|
jz nov
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
; USE DEFAULTS OR PROBE
|
|
|
|
|
|
|
|
|
|
; bx - mode : cx - x size : dx - y size
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp [preboot_gprobe], 1
|
|
|
|
|
jz noprobe
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov bx, 0x100
|
2005-10-06 21:56:22 +04:00
|
|
|
|
newprobe:
|
|
|
|
|
inc bx
|
2007-05-21 17:25:02 +04:00
|
|
|
|
cmp bx, 0x17f
|
|
|
|
|
mov si, prnotfnd
|
|
|
|
|
jz invalid_video_mode
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
probemore:
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push cx
|
|
|
|
|
mov ax, 0x4f01
|
|
|
|
|
mov cx, bx
|
|
|
|
|
mov di, 0xa000
|
2005-10-06 21:56:22 +04:00
|
|
|
|
int 0x10
|
2007-05-21 17:25:02 +04:00
|
|
|
|
pop cx
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
test byte [es:di], 80h ; lfb?
|
|
|
|
|
jz newprobe
|
|
|
|
|
cmp [es:di+0x12], cx ; x size?
|
|
|
|
|
jnz newprobe
|
|
|
|
|
cmp [es:di+0x14], dx ; y size?
|
|
|
|
|
jnz newprobe
|
|
|
|
|
cmp byte [es:di+0x19], 32 ;24
|
|
|
|
|
jb newprobe
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
; add bx, 0100000000000000b
|
|
|
|
|
or bh, 40h
|
|
|
|
|
mov [es:0x9008], bx
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
noprobe:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; FIND VESA 2.0 LFB & BPP
|
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ax, 0x4f01
|
|
|
|
|
mov cx, bx
|
|
|
|
|
and cx, 0xfff
|
|
|
|
|
mov di, 0xa000
|
2005-10-06 21:56:22 +04:00
|
|
|
|
int 0x10
|
|
|
|
|
; LFB
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov eax, [es:di+0x28]
|
|
|
|
|
mov [es:0x9018], eax
|
2005-10-06 21:56:22 +04:00
|
|
|
|
; ---- vbe voodoo
|
2007-03-01 23:32:19 +03:00
|
|
|
|
BytesPerLine equ 0x10
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov ax, [es:di+BytesPerLine]
|
|
|
|
|
mov [es:0x9001], ax
|
2005-12-14 11:09:29 +03:00
|
|
|
|
; BPP
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov al, byte [es:di+0x19]
|
|
|
|
|
mov [es:0x9000], al
|
|
|
|
|
nov:
|
|
|
|
|
cmp al, 24
|
|
|
|
|
mov si, bt24
|
|
|
|
|
jz bppl
|
|
|
|
|
cmp al, 32
|
|
|
|
|
mov si, bt32
|
|
|
|
|
jz bppl
|
|
|
|
|
mov si, btns
|
|
|
|
|
invalid_video_mode:
|
|
|
|
|
call print
|
|
|
|
|
_setcursor (d80x25_top_num+2), 0
|
|
|
|
|
mov si, start_msg
|
|
|
|
|
call print
|
|
|
|
|
jmp cfgmanager.printcfg
|
|
|
|
|
bppl:
|
2006-01-25 16:19:21 +03:00
|
|
|
|
call print
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; FIND VESA 1.2 PM BANK SWITCH ADDRESS
|
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
push es
|
|
|
|
|
mov ax, 0x4f0A
|
|
|
|
|
xor bx, bx
|
2005-10-06 21:56:22 +04:00
|
|
|
|
int 0x10
|
2007-05-21 17:25:02 +04:00
|
|
|
|
xor eax, eax
|
|
|
|
|
mov ax, es
|
|
|
|
|
shl eax, 4
|
|
|
|
|
movzx ebx, di
|
|
|
|
|
add eax, ebx
|
|
|
|
|
mov bx, [es:di]
|
|
|
|
|
add eax, ebx
|
2005-10-06 21:56:22 +04:00
|
|
|
|
pop es
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [es:0x9014], eax
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; GRAPHICS ACCELERATION
|
2007-02-14 19:01:07 +03:00
|
|
|
|
; force yes
|
|
|
|
|
mov [es:0x901C], byte 1
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
; DMA ACCESS TO HD
|
2007-02-14 19:01:07 +03:00
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov al, [preboot_dma]
|
|
|
|
|
mov [es:0x901F], al
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
; VRR_M USE
|
|
|
|
|
|
2007-04-18 10:37:14 +04:00
|
|
|
|
mov al,[preboot_vrrm]
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [es:0x9030], al
|
|
|
|
|
mov [es:0x901E], byte 1
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
; BOOT DEVICE
|
|
|
|
|
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov al, [preboot_device]
|
2006-01-25 16:19:21 +03:00
|
|
|
|
dec al
|
2007-05-21 17:25:02 +04:00
|
|
|
|
mov [boot_dev], al
|
2005-10-06 21:56:22 +04:00
|
|
|
|
|
|
|
|
|
; READ DISKETTE TO MEMORY
|
|
|
|
|
|
2007-04-18 10:37:14 +04:00
|
|
|
|
; cmp [boot_dev],0
|
2005-10-06 21:56:22 +04:00
|
|
|
|
jne no_sys_on_floppy
|
2007-04-18 10:37:14 +04:00
|
|
|
|
mov si,diskload
|
2005-10-06 21:56:22 +04:00
|
|
|
|
call print
|
2007-05-21 17:25:02 +04:00
|
|
|
|
xor ax, ax ; reset drive
|
|
|
|
|
xor dx, dx
|
2005-10-06 21:56:22 +04:00
|
|
|
|
int 0x13
|
2006-08-24 16:33:31 +04:00
|
|
|
|
; now load floppy image to memory
|
|
|
|
|
; at first load boot sector and first FAT table
|
|
|
|
|
mov cx, 0x0001 ; startcyl,startsector
|
|
|
|
|
xor dx, dx ; starthead,drive
|
|
|
|
|
mov al, 1+9 ; no of sectors to read
|
|
|
|
|
mov bx, 0xB000 ; es:bx -> data area
|
|
|
|
|
call boot_read_floppy
|
|
|
|
|
; and copy them to extended memory
|
2007-04-18 10:37:14 +04:00
|
|
|
|
mov si, movedesc
|
2006-08-24 16:33:31 +04:00
|
|
|
|
mov [si+8*2+3], bh
|
|
|
|
|
push es
|
|
|
|
|
push ds
|
|
|
|
|
pop es
|
|
|
|
|
mov cx, 256*10
|
|
|
|
|
mov ah, 0x87
|
|
|
|
|
int 0x15
|
2006-05-06 18:34:30 +04:00
|
|
|
|
test ah, ah
|
2006-08-24 16:33:31 +04:00
|
|
|
|
jz @f
|
|
|
|
|
sayerr_floppy:
|
|
|
|
|
mov dx, 0x3f2
|
|
|
|
|
mov al, 0
|
|
|
|
|
out dx, al
|
2007-04-18 10:37:14 +04:00
|
|
|
|
mov si, memmovefailed
|
2006-08-24 16:33:31 +04:00
|
|
|
|
jmp sayerr_plain
|
|
|
|
|
@@:
|
|
|
|
|
add dword [si+8*3+2], 512*10
|
|
|
|
|
; copy FAT to second copy
|
|
|
|
|
mov byte [si+8*2+3], 0xB2
|
|
|
|
|
mov cx, 256*9
|
|
|
|
|
mov ah, 0x87
|
|
|
|
|
int 0x15
|
|
|
|
|
pop es
|
|
|
|
|
test ah, ah
|
|
|
|
|
jnz sayerr_floppy
|
|
|
|
|
add dword [si+8*3+2], 512*9
|
|
|
|
|
; calculate total number of sectors to read
|
|
|
|
|
mov ax, 1+9+14 ; boot+FAT+root
|
|
|
|
|
mov di, 0xB203
|
|
|
|
|
.calc_loop:
|
|
|
|
|
test word [es:di], 0xFFF
|
|
|
|
|
jz @f
|
|
|
|
|
inc ax
|
|
|
|
|
@@:
|
|
|
|
|
test word [es:di+1], 0xFFF0
|
|
|
|
|
jz @f
|
|
|
|
|
inc ax
|
|
|
|
|
@@:
|
|
|
|
|
add di, 3
|
|
|
|
|
cmp di, 0xB200+1440*3
|
|
|
|
|
jb .calc_loop
|
|
|
|
|
push ax
|
|
|
|
|
mov bp, 1+9 ; already read sectors
|
|
|
|
|
; now read rest
|
|
|
|
|
mov byte [si+8*2+3], 0xA0
|
|
|
|
|
mov di, 2-14 ; absolute sector-31
|
|
|
|
|
mov cx, 0x0002 ; cylinder=0, sector=2
|
|
|
|
|
mov dx, 0x0100 ; head=1, disk=0
|
|
|
|
|
.read_loop:
|
|
|
|
|
; determine whether sector must be read
|
|
|
|
|
cmp di, 2
|
|
|
|
|
jl .read
|
|
|
|
|
mov bx, di
|
|
|
|
|
shr bx, 1
|
|
|
|
|
jnc .even
|
|
|
|
|
test word [es:bx+di+0xB200], 0xFFF0
|
|
|
|
|
jmp @f
|
|
|
|
|
.even:
|
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test word [es:bx+di+0xB200], 0xFFF
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@@:
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jz .skip
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.read:
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mov bx, 0xA000
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mov al, 1 ; 1 sector
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call boot_read_floppy
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inc bp
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2006-05-06 18:34:30 +04:00
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push es
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push ds
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2005-10-06 21:56:22 +04:00
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pop es
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2006-08-24 16:33:31 +04:00
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pusha
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mov cx, 256
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mov ah, 0x87
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2005-10-06 21:56:22 +04:00
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int 0x15
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2006-08-24 16:33:31 +04:00
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test ah, ah
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2005-10-06 21:56:22 +04:00
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popa
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2006-08-24 16:33:31 +04:00
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pop es
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jnz sayerr_floppy
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.skip:
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add dword [si+8*3+2], 512
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inc cx
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cmp cl, 19
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jnz @f
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mov cl, 1
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2005-10-06 21:56:22 +04:00
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inc dh
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2006-08-24 16:33:31 +04:00
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cmp dh, 2
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jnz @f
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mov dh, 0
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2005-10-06 21:56:22 +04:00
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inc ch
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2005-12-14 11:09:29 +03:00
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@@:
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2005-10-06 21:56:22 +04:00
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pop ax
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push ax
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2006-08-24 16:33:31 +04:00
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pusha
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; draw percentage
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; total sectors: ax
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; read sectors: bp
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xchg ax, bp
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mov cx, 100
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mul cx
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div bp
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aam
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xchg al, ah
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add ax, '00'
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2007-04-18 10:37:14 +04:00
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mov si, pros
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2006-08-24 16:33:31 +04:00
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cmp [si], ax
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jz @f
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mov [si], ax
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call printplain
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@@:
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popa
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inc di
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cmp di, 2880-31
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jnz .read_loop
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; mov cx, 0x0001 ; startcyl,startsector
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; xor dx, dx ; starthead,drive
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; push word 80*2 ; read no of sect
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; reads:
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; pusha
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; xor si,si
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; newread:
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; mov bx,0xa000 ; es:bx -> data area
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; mov ax,0x0200+18 ; read, no of sectors to read
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; int 0x13
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; test ah, ah
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; jz goodread
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; inc si
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; cmp si,10
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; jnz newread
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; mov si,badsect-0x10000
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;sayerr_plain:
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; call printplain
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; jmp $
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; goodread:
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; ; move -> 1mb
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; mov si,movedesc-0x10000
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; push es
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; push ds
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; pop es
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; mov cx,256*18
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; mov ah,0x87
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; int 0x15
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; pop es
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;
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; test ah,ah ; was the move successfull ?
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; je goodmove
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; mov dx,0x3f2 ; floppy motor off
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; mov al,0
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; out dx,al
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; mov si,memmovefailed-0x10000
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; jmp sayerr_plain
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; goodmove:
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;
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; add dword [movedesc-0x10000+0x18+2], 512*18
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; popa
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; inc dh
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; cmp dh,2
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; jnz bb2
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; mov dh,0
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; inc ch
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; pusha ; print prosentage
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; mov si,pros-0x10000
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; shr ch, 2
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; mov al, '5'
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; test ch, 1
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; jnz @f
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; mov al, '0'
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;@@:
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; mov [si+1], al
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; shr ch, 1
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; add ch, '0'
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; mov [si], ch
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; call printplain
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; popa
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; bb2:
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; pop ax
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; dec ax
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; push ax
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; jnz reads
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; readdone:
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; pop ax
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2007-04-18 10:37:14 +04:00
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2007-05-21 17:25:02 +04:00
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mov si, backspace2
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2005-10-06 21:56:22 +04:00
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call printplain
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2007-05-21 17:25:02 +04:00
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mov si, okt
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2005-10-06 21:56:22 +04:00
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call printplain
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2007-05-21 17:25:02 +04:00
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no_sys_on_floppy:
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xor ax, ax ; reset drive
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xor dx, dx
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2005-10-06 21:56:22 +04:00
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int 0x13
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2007-05-21 17:25:02 +04:00
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mov dx, 0x3f2 ; floppy motor off
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mov al, 0
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out dx, al
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2005-10-06 21:56:22 +04:00
|
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; SET GRAPHICS
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2007-05-21 17:25:02 +04:00
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xor ax, ax
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mov es, ax
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2006-10-06 10:09:41 +04:00
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2007-05-21 17:25:02 +04:00
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mov ax, [es:0x9008] ; vga & 320x200
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mov bx, ax
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cmp ax, 0x13
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2005-10-06 21:56:22 +04:00
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je setgr
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2007-05-21 17:25:02 +04:00
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cmp ax, 0x12
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2005-10-06 21:56:22 +04:00
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je setgr
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2007-05-21 17:25:02 +04:00
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mov ax, 0x4f02 ; Vesa
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2007-03-10 19:04:35 +03:00
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setgr:
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2005-10-06 21:56:22 +04:00
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int 0x10
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2007-05-21 17:25:02 +04:00
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test ah, ah
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mov si, fatalsel
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jnz sayerr
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2005-10-06 21:56:22 +04:00
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; set mode 0x12 graphics registers:
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2007-05-21 17:25:02 +04:00
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cmp bx, 0x12
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2005-10-06 21:56:22 +04:00
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jne gmok2
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2007-05-21 17:25:02 +04:00
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mov al, 0x05
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mov dx, 0x03ce
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2006-01-25 16:19:21 +03:00
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push dx
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2007-05-21 17:25:02 +04:00
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out dx, al ; select GDC mode register
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mov al, 0x02
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inc dx
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out dx, al ; set write mode 2
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mov al, 0x02
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mov dx, 0x03c4
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out dx, al ; select VGA sequencer map mask register
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mov al, 0x0f
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inc dx
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out dx, al ; set mask for all planes 0-3
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mov al, 0x08
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pop dx
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out dx, al ; select GDC bit mask register
|
2005-10-06 21:56:22 +04:00
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; for writes to 0x03cf
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2007-03-10 19:04:35 +03:00
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gmok2:
|
2006-05-06 18:34:30 +04:00
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push ds
|
2007-05-21 17:25:02 +04:00
|
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pop es
|