source: branches/UltimatOS/Program.asm

Last change on this file was 32, checked in by chronos, 3 years ago
  • Added: Interrupt handling.
File size: 915 bytes
Line 
1 .include IO.asm
2
3 CALL Start
4 .org 8
5 .dd InterruptHandlerCounter
6 .dd InterruptHandlerMouse
7 .dd InterruptHandlerKeyboard
8
9 .org $100
10Start:
11 ;SET R0, $ff7700 ; Color
12 ;SET R1, 100 ; X
13 ;SET R2, 100 ; Y
14 ;SET R3, 100 ; Width
15 ;SET R4, 100 ; Height
16 ;CALL Rectangle
17
18 SET R0, HelloWorld
19 SET R1, 110
20 SET R2, 110
21 CALL TextOut
22
23 ;SET R0, 110
24 ;SET R1, 110
25 ;CALL SetPixelAddr
26
27 ;SET R0, 65
28 ;SET R1, 110
29 ;SET R2, 110
30 ;CALL WriteChar
31
32StartLoop:
33 JP StartLoop
34 ;HALT
35
36InterruptHandlerCounter:
37 RETI
38
39MousePosX:
40 .dd 0
41MousePosY:
42 .dd 0
43
44InterruptHandlerMouse:
45 PUSH R0
46 PUSH R1
47 IN R0, (MouseGetPosX)
48 SET R1, MousePosX
49 ST (R1), R0
50 IN R0, (MouseGetPosY)
51 SET R1, MousePosY
52 ST (R1), R0
53 POP R1
54 POP R0
55 RETI
56
57InterruptHandlerKeyboard:
58 RETI
59
60HelloWorld: .db "Hello world", 0
61
62.include Graphics.asm
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