uart Struct Reference

#include <uart.h>

Collaboration diagram for uart:

[legend]

Data Fields
struct uart_csreg *	csr
device *	dev
long	cout
long	cin
long	lserr
long	ovrrn
long	iirq
long	oirq
uchar	iflags
semaphore	isema
ushort	istart
ushort	icount
uchar	in [UART_IBLEN]
uchar	oflags
semaphore	osema
ushort	ostart
ushort	ocount
uchar	out [UART_OBLEN]
bool	oidle

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Detailed Description

Definition at line 84 of file uart.h.

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Field Documentation

struct uart_csreg* uart::csr [read]

Control & status registers

Definition at line 87 of file uart.h.

Referenced by kputc(), uartIntr(), uartStat(), and uartWrite().

device* uart::dev

Dev structure

Definition at line 88 of file uart.h.

Referenced by uartRead().

long uart::cout

Characters output

Definition at line 91 of file uart.h.

Referenced by kputc(), uartIntr(), uartStat(), and uartWrite().

long uart::cin

Characters input

Definition at line 92 of file uart.h.

Referenced by uartIntr(), and uartStat().

long uart::lserr

Receiver error count

Definition at line 93 of file uart.h.

Referenced by uartIntr(), and uartStat().

long uart::ovrrn

Characters overrun

Definition at line 94 of file uart.h.

Referenced by uartIntr(), and uartStat().

long uart::iirq

Input IRQ count

Definition at line 95 of file uart.h.

Referenced by uartIntr(), and uartStat().

long uart::oirq

Output IRQ count

Definition at line 96 of file uart.h.

Referenced by uartIntr(), and uartStat().

uchar uart::iflags

Input flags

Definition at line 99 of file uart.h.

Referenced by uartControl(), and uartRead().

semaphore uart::isema

I/0 semfor uart input

Definition at line 100 of file uart.h.

Referenced by uartIntr(), and uartRead().

ushort uart::istart

Index of first byte

Definition at line 101 of file uart.h.

Referenced by uartIntr(), and uartRead().

ushort uart::icount

Bytes in buffer

Definition at line 102 of file uart.h.

Referenced by uartIntr(), and uartRead().

uchar uart::in[UART_IBLEN]

Input buffer

Definition at line 103 of file uart.h.

Referenced by uartIntr(), and uartRead().

uchar uart::oflags

Output flags

Definition at line 106 of file uart.h.

Referenced by uartControl(), and uartWrite().

semaphore uart::osema

I/0 semfor uart output

Definition at line 107 of file uart.h.

Referenced by uartIntr(), and uartWrite().

ushort uart::ostart

Index of first byte

Definition at line 108 of file uart.h.

Referenced by uartIntr(), and uartWrite().

ushort uart::ocount

Bytes in buffer

Definition at line 109 of file uart.h.

Referenced by uartIntr(), and uartWrite().

uchar uart::out[UART_OBLEN]

Output buffer

Definition at line 110 of file uart.h.

Referenced by uartIntr(), and uartWrite().

bool uart::oidle

UART transmitter idle

Definition at line 111 of file uart.h.

Referenced by uartControl(), uartIntr(), and uartWrite().

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The documentation for this struct was generated from the following file:

• Desktop/xinu_mips-1.0.2.tar/xinu_mips-1.0.2/include/uart.h