49 lines
716 B
C
49 lines
716 B
C
//kernel.c
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//08/13/03 Josh Holtrop
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//Holtrop's Operating System
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#include "k_defines.h"
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#include "functions.h"
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#include "video.h"
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void isr(dword num);
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void k_init();
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#include "functions.c"
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#include "video.c"
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void k_init()
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{
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remap_pics(0x20, 0x28);
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//set timer : 2e9c = 100hz
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outportb(0x43, 0x34);
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outportb(0x40, 0x9c); //lsb
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outportb(0x40, 0x2e); //msb
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enable_ints();
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video_init((ModeInfoBlock *) 0x90306);
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int a;
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for (a=0;a<768;a+=10)
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{
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video_horiz(a, 2, 1021, 0);
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video_vert(a, 2, 765, 0x0000FFFF);
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}
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}
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void isr(dword num)
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{
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if (num == 0x20)
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{
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(*(char*)0xB8000)++;
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*(char*)0xB8001 = 7;
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eoi();
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}
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//if (num == 0x21)
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// restart();
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}
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