debug_lpc2xxx.c File Reference

#include <string.h>
#include <arch/arm/lpc2xxx.h>
#include <dev/debug.h>
#include <sys/device.h>
#include <sys/file.h>

Include dependency graph for debug_lpc2xxx.c:

Functions
int	DebugIOCtl (NUTDEVICE *dev, int req, void *conf)
	Handle I/O controls for debug device.
int	DebugInit (NUTDEVICE *dev)
	Initialize debug device.
void	DebugPut0 (char ch)
	Send a single character to debug device 0.
void	DebugPut1 (char ch)
	Send a single character to debug device 1.
int	DebugWrite (NUTFILE *fp, const void *buffer, int len)
	Send characters to debug device.
NUTFILE *	DebugOpen (NUTDEVICE *dev, const char *name, int mode, int acc)
	Open debug device.
int	DebugClose (NUTFILE *fp)
	Close debug device.
Variables
NUTDEVICE	devDebug0
	Debug device 0 information structure.
NUTDEVICE	devDebug1
	Debug device 1 information structure.

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Function Documentation

int DebugIOCtl	(	NUTDEVICE *	dev,
		int	req,
		void *	conf
	)

Handle I/O controls for debug device.

The debug device doesn't support any.

Returns:

Always -1.

int DebugInit

(

NUTDEVICE *

dev

)

Initialize debug device.

Simply enable the device. 115.2 kBaud at 14.7456 MHz.

Returns:

Always 0.

References _BV, and _NUTDEVICE::dev_name.

void DebugPut0

(

char

ch

)

Send a single character to debug device 0.

A carriage return character will be automatically appended to any linefeed.

Referenced by DebugWrite().

void DebugPut1

(

char

ch

)

Send a single character to debug device 1.

A carriage return character will be automatically appended to any linefeed.

Referenced by DebugWrite().

int DebugWrite	(	NUTFILE *	fp,
		const void *	buffer,
		int	len
	)

Send characters to debug device.

A carriage return character will be automatically appended to any linefeed.

Returns:

Number of characters sent.

References DebugPut0(), DebugPut1(), _NUTDEVICE::dev_name, and _NUTFILE::nf_dev.

Here is the call graph for this function:

NUTFILE* DebugOpen	(	NUTDEVICE *	dev,
		const char *	name,
		int	mode,
		int	acc
	)

Open debug device.

Returns:

Pointer to a static NUTFILE structure.

References _NUTFILE::nf_dev, _NUTFILE::nf_fcb, and _NUTFILE::nf_next.

int DebugClose

(

NUTFILE *

fp

)

Close debug device.

Returns:

Always 0.