xv6/uart.c File Reference

#include "types.h"
#include "defs.h"
#include "param.h"
#include "traps.h"
#include "spinlock.h"
#include "fs.h"
#include "file.h"
#include "mmu.h"
#include "proc.h"
#include "x86.h"

Go to the source code of this file.

Defines
#define	COM1   0x3f8
Functions
void	uartinit (void)
void	uartputc (int c)
static int	uartgetc (void)
void	uartintr (void)
Variables
static int	uart

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Define Documentation

#define COM1   0x3f8

Definition at line 14 of file uart.c.

Referenced by uartgetc(), uartinit(), and uartputc().

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Function Documentation

static int uartgetc

(

void

)

[static]

Definition at line 64 of file uart.c.

References COM1, inb(), and uart.

Referenced by uartintr().

void uartinit

(

void

)

Definition at line 19 of file uart.c.

References COM1, inb(), ioapicenable(), IRQ_COM1, outb(), picenable(), uart, and uartputc().

Referenced by mpmain().

void uartintr

(

void

)

Definition at line 74 of file uart.c.

References consoleintr(), and uartgetc().

Referenced by trap().

void uartputc

(

int

c

)

Definition at line 52 of file uart.c.

References COM1, inb(), microdelay(), outb(), and uart.

Referenced by consputc(), and uartinit().

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Variable Documentation

int uart [static]

Definition at line 16 of file uart.c.

Referenced by uartgetc(), uartinit(), and uartputc().