21 lines
522 B
C
21 lines
522 B
C
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#pragma once
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// 2 PIC 8259 are available on x86
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//
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// Master - command: 0x20, data: 0x21
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// Slave - command: 0xA0, data: 0xA1
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//
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// http://www.jamesmolloy.co.uk/tutorial_html/5.-IRQs%20and%20the%20PIT.html
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// SimpleOS art2
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// http://wiki.osdev.org/PIC
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#define PIC_MASTER_CMD 0x20
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#define PIC_SLAVE_CMD 0xa0
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#define PIC_MASTER_DATA 0x21
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#define PIC_SLAVE_DATA 0xa1
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#define PIC_EOI 0x20 /* End-of-interrupt command code */
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void EOIIrq(int irq);
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void initPic(void);
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void enableIrq(int irq);
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void disableIrq(int irq);
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