pic.h File Reference

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Macros
#define	PIC1   0x20
#define	PIC2   0xA0
#define	PIC1_COMMAND   PIC1
#define	PIC1_DATA   (PIC1 + 1)
#define	PIC2_COMMAND   PIC2
#define	PIC2_DATA   (PIC2 + 1)
#define	PIC_EOI   0x20
#define	ICW1_ICW4   0x01
	Indicates that ICW4 will be present.
#define	ICW1_SINGLE   0x02
	Single (cascade) mode.
#define	ICW1_INTERVAL4   0x04
	Call address interval 4 (8)
#define	ICW1_LEVEL   0x08
	Level triggered (edge) mode.
#define	ICW1_INIT   0x10
	Initialization - required!
#define	ICW4_8086   0x01
	8086/88 (MCS-80/85) mode
#define	ICW4_AUTO   0x02
	Auto (normal) EOI.
#define	ICW4_BUF_SLAVE   0x08
	Buffered mode/slave.
#define	ICW4_BUF_MASTER   0x0C
	Buffered mode/master.
#define	ICW4_SFNM   0x10
	Special fully nested (not)

Functions
void	pic_disable (void)