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407 lines
7.7 KiB
Plaintext
407 lines
7.7 KiB
Plaintext
[org 0x1000]
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start:
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mov [bootdev], dl
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mov bx, 0
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mov [helpon], bx
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mov ah, 01h ;make cursor invisible
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mov cx, 2607h
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int 10h
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mov ah, 06h ; Scroll up function
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xor al, al ; Clear entire screen
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xor cx, cx ; Upper left corner CH=row, CL=column
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mov dx, 184FH ; lower right corner DH=row, DL=column
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mov bh, 1Eh ; YellowOnBlue
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int 10H ; execute interrupt
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mov ah, 06h; top bar, make background
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xor cx, cx
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mov dx, 0x004F
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mov bh, 30h
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int 10h
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mov ah, 02h ;top bar setting the position and then write title $
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mov bh, 0h
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mov dh, 0h
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mov dl, 20h
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int 10h
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mov si, title
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call print
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mov ah, 06h ;draw rect on background
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mov cx, 0201h
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mov dx, 124Dh
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mov bh, 3Eh
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int 10h
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call drawshadow
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; menu bottom
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mov ah, 06h ;draw rect on background
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mov cx, 1700h
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mov dx, 184Fh
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mov bh, 3Fh
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int 10h
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mov ah, 02h ;sets cursor to top to write
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mov bh, 0h
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mov dh, 17h
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mov dl, 2h
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int 10h
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mov si, menuhelp
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call print
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mov si, menuselect
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call print
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mov si, menuexit
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call print
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mov si, menuenter
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call print
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mov ah, 02h ;sets cursor to top to write
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mov bh, 0h
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mov dh, 4h
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mov dl, 4h
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int 10h
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mov si, msg1
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call print
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print_projects:
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mov ah, 02h ;sets cursor to top to write
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mov bh, 0h
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mov dh, 6h ;row
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mov dl, 4h ;col
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int 10h
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xor bx, bx ; Starting at offset zero
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lea di, [projects] ; RDI now has the address of the array
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.loop
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mov [storebx], bx
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mov ah, 02h
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;mov bh, 0h
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add dh, 1h ;move cursor down
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mov dl, 4h;
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int 10h
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mov ax, [currentselection]
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cmp ax, bx
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jne .normalbackground
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mov ah, 06h ;draw rect on background
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mov ch, dh
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mov cl, 4h
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mov dl, 24h
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mov bh, 7Ch
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int 10h
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jmp .drawstring
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.normalbackground
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mov ah, 06h ;draw rect on background
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mov ch, dh
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mov cl, 4h
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mov dl, 24h
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mov bh, 1Eh
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int 10h
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jmp .drawstring
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.drawstring
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mov bx, [storebx]
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mov si, [di+bx] ; Get the address of string1
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call print
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add bx, 8
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cmp bx, 48
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jne .loop
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jmp waitforkey
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waitforkey:
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mov ah, 0x00
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int 0x16
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cmp ah, 1Fh
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je .up
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cmp ah, 11h
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je .down
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cmp ah, 1Ch
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je loadproject
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cmp ah, 01h
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je goback
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cmp ah, 3Bh
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je help
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jmp waitforkey
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.up
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mov ax, [currentselection]
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cmp ax, 40
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je .reup
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add ax, 8
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mov [currentselection], ax
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jmp print_projects
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.reup
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mov ax, 0
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mov [currentselection], ax
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jmp print_projects
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.down
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mov ax, [currentselection]
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cmp ax, 0
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je .redown
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sub ax, 8
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mov [currentselection], ax
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jmp print_projects
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.redown
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mov ax, 40
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mov [currentselection], ax
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jmp print_projects
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help:
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mov bx, 1
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mov [helpon], bx
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mov ah, 06h ;draw rect on background
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mov cx, 040Fh
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mov dx, 113Eh
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mov bh, 70h
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int 10h
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push dx
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push cx
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mov si, helptext
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call printinrect
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pop cx
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pop dx
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call drawshadow
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jmp waitforkey
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loadproject:
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mov bx, [currentselection]
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cmp bx, 0
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je .one
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cmp bx, 8
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je .two
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cmp bx, 16
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je .three
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cmp bx, 24
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je .four
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cmp bx, 32
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je .five
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cmp bx, 40
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je .six
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jmp waitforkey
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.one
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mov bx, 0x2000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 05 ; Sector to read = 4
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jmp load
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.two
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mov bx, 0x3000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 06 ; Sector to read = 4
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jmp load
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.three
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mov bx, 0x4000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 07 ; Sector to read = 4
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jmp load
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.four
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mov bx, 0x5000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 08 ; Sector to read = 4
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jmp load
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.five
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mov bx, 0x6000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 09 ; Sector to read = 4
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jmp load
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.six
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mov bx, 0x7000 ; BX = 0x1000. ES:BX=0x0:0x1000
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mov cl, 10 ; Sector to read = 4
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jmp load
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load:
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pushf
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stc
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mov ah,00
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int 13h
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.read_sector:
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mov ax, 0x0
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mov es, ax ; ES = 0
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; ES:BX = starting address to read sector(s) in$
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mov ah, 02 ; Int 13h/AH=2 = Read Sectors From Drive;
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mov al, 0x01 ; Sectors to read = 1
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mov ch, 00 ; CH=Cylinder. Second sector of disk
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; is at Cylinder 0 not 1
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mov dh, 00 ; Head to read = 0
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mov dl, [bootdev]
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int 13h
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jc wolf_error
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popf
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jmp bx
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cli
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hlt
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wolf_error:
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mov si, wolf_error_msg
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call print
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mov si, wolf_error_msg1
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call print
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mov ah,00
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int 16h
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xor ax,ax
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int 19h
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;------------;
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;ch=row ;
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;cl=column ;
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;dh=row ;
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;dl=column ;
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;------------;
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drawshadow:
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push cx
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push dx
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mov al, dl
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mov ah, ch
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inc ah
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inc al
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mov cx, ax
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mov bl, dl
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mov bh, dh
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inc bl
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inc bh
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mov dx, bx
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mov ah, 06h ;draw shadow
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mov bh, 0Ch
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int 10h
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pop dx
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pop cx
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mov al, cl
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mov ah, dh
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inc ah
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inc al
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mov cx, ax
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mov bl, dl
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mov bh, dh
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inc bl
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inc bh
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mov dx, bx
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mov ah, 06h ;draw shadow
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mov bh, 0Ch
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int 10h
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ret
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printinrect:
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push cx
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mov bx, dx
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push bx
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mov ah, 02h ;sets cursor to top to write
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mov bh, 0h
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mov dh, ch
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mov dl, cl
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int 10h
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.loop:
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lodsb ; load next char
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mov bh, 0
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mov ah, 0x03
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int 10h ;read cursor position
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push dx
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or al,al
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jz .exit
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mov ah, 0x0e
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mov bh, 0x00
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mov cx, 0x01
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int 10h
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pop dx
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pop bx
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cmp dl, bl
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je .newline
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push bx
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jmp .loop
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.exit:
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pop dx
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pop bx
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pop cx
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ret
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.newline:
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pop cx
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push bx
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mov dl, cl ;set column
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inc dh ;increment row by one, works!
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mov ah, 02h ;sets cursor
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mov bh, 0h ;page number 0 constant
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int 10h
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pop bx
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push cx
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push bx
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jmp .loop
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print:
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lodsb
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or al,al
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jz .exit
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mov ah,0x0e
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int 10h
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jmp print
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.exit:
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ret
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goback:
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mov dl, [bootdev]
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mov ax, [helpon]
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cmp ax, 1
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je start
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jmp 0x0:0x7c00
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hlt
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helpon dw 0
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msg1 db "ARTIST / TITLE",0
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project1 db "Alex / Poetic Software",0
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project2 db "Alice / f00d",0
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project3 db "Angeliki / Voices", 0
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project4 db "Joca / Ghost in the Speaker", 0
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project5 db "Tash / Silence making", 0
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project6 db "Zalan / Phantasmagoria", 0
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projects dq project1, project2, project3, project4, project5, project6
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helptext db "NOT MY DEFAULT arises from the defaults of computers. In every application there are settings predefined by their creators, that most of the times stay untouched by us, as users. It's their default, not ours, but it's our fault when we don't change it. Society is made of similar preset frameworks that we take for granted. The graduation projects engage with these different default modes and intervene in their core structure/source/root. You are invited to become root users, active listeners, smart speakers, conscious food consumers, counter trolls, sensorial spectators!",0
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menuhelp db "F1 Help", 0
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menuselect db " W/S Select Item",0
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menuexit db 0x0D,0x0A," ESC Exit", 0
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menuenter db " Enter Select",0
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title db 'NOT MY DEFAULT',0
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wolf_error_msg db 'Program not found!',0x0D,0x0A,0
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wolf_error_msg1 db 'Press any key to restart..',0
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currentselection dw 0
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storebx dw 0
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bootdev db 0x80 ; Boot device number
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%assign usedMemory ($-$$)
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%assign usableMemory (512*16)
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%warning [usedMemory/usableMemory] Bytes used
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times (512*16)-($-$$) db 0 ;kernel must have size multiple of 512 so let's pad it to the correct size
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