at91_ahdlc.c

References Functions:	AhdlcAt91Close()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91IOCtl()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Init()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Open()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Read()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Write()	nut/arch/arm/dev/at91_ahdlc.c
References Variables:	dcb_ahdlc	nut/arch/arm/dev/at91_ahdlc.c

Included Files

#include <nut/include/cfg/ahdlc.h>

#include </usr/avr/include/string.h>

#include </usr/avr/include/stdlib.h>

#include <nut/include/fcntl.h>

#include <nut/include/sys/nutconfig.h>

#include <nut/include/sys/atom.h>

#include <nut/include/sys/heap.h>

#include <nut/include/sys/event.h>

#include <nut/include/sys/timer.h>

#include <sys/thread.h>

#include <nut/include/dev/irqreg.h>

#include <nut/include/dev/ppp.h>

#include <nut/include/netinet/if_ppp.h>

#include <nut/include/net/ppp.h>

#include <net/if_var.h>

#include <nut/include/dev/usartat91.h>

#include <nut/include/dev/at91_ahdlc.h>

Preprocessor definitions

#define NUT_AHDLC_RECV_DMA_SIZE 64

#define UART_RECEIVER_TIMEOUT 32

#define SIG_UART sig_UART1

#define US_ID US1_ID

#define US_GPIO_PINS 0x00000360

#define IN_ACC_MAP( c, m )

#define NUT_THREAD_AHDLCRXSTACK 2048

Global Variable devAhdlc1

NUTDEVICE devAhdlc1

Visible in:

nut/arch/arm/dev/at91_ahdlc.c

Local Variables

DMA_RxBuf0
static unsigned char DMA_RxBuf0[64]

Used in:	AhdlcAt91Init()
	At91UsartInterrupt()

dcb_ahdlc
static AHDLCDCB dcb_ahdlc

Used in:

nut/arch/arm/dev/at91_ahdlc.c

fcstab
static prog_char fcstab[512]

Used in:	AhdlcRx()
	SendHdlcData()

Global Function AhdlcAt91Close()

int AhdlcAt91Close ( NUTFILE* fp )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	NutHeapRootFree()
Used in:		nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91IOCtl()

int AhdlcAt91IOCtl ( NUTDEVICE* dev, int req, void* conf )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	AhdlcAt91Disable()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Enable()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91GetStatus()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91SetStatus()	nut/arch/arm/dev/at91_ahdlc.c
	NutEventPost(), NutGetCpuClock(), inr(), outr()
Used in:		nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Init()

int AhdlcAt91Init ( NUTDEVICE* dev )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	AhdlcAt91Disable()	nut/arch/arm/dev/at91_ahdlc.c
	NutGetCpuClock(), NutHeapRootAlloc(), NutHeapRootFree(), NutRegisterIrqHandler(), NutThreadCreate(), memset(), outr()
Used in:		nut/arch/arm/dev/at91_ahdlc.c
References Functions:	AhdlcRx()	nut/arch/arm/dev/at91_ahdlc.c
	At91UsartInterrupt()	nut/arch/arm/dev/at91_ahdlc.c
References Variables:	DMA_RxBuf0	nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Open()

NUTFILE* AhdlcAt91Open ( NUTDEVICE* dev, const char* name, int mode, int acc )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	NutHeapRootAlloc(), NutIrqEnable(), outr()
Used in:		nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Put()

int AhdlcAt91Put ( NUTDEVICE* dev, const void* buffer, int len, int pflg )

Calls:	SendRawByte()	nut/arch/arm/dev/at91_ahdlc.c
	outr()
Called by:	AhdlcAt91Write()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Write_P()	nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Read()

int AhdlcAt91Read ( NUTFILE* fp, void* buffer, int size )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	NutEventWait()
Used in:		nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Write()

int AhdlcAt91Write ( NUTFILE* fp, const void* buffer, int len )

Prototyped in:	nut/include/dev/at91_ahdlc.h
Calls:	AhdlcAt91Put()	nut/arch/arm/dev/at91_ahdlc.c
Used in:		nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcAt91Write_P()

int AhdlcAt91Write_P ( NUTFILE* fp, const prog_char* buffer, int len )

Calls:

AhdlcAt91Put()

nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcOutput()

int AhdlcOutput ( NUTDEVICE* dev, NETBUF* nb )

Calls:	SendHdlcData()	nut/arch/arm/dev/at91_ahdlc.c
	SendRawByte()	nut/arch/arm/dev/at91_ahdlc.c
Used in:	AhdlcRx()	nut/arch/arm/dev/at91_ahdlc.c

Global Function AhdlcRx()

void AhdlcRx ( void* arg )

Prototyped in:	nut/arch/arm/dev/at91_ahdlc.c
Calls:	NutEventWait(), NutHeapRootAlloc(), NutHeapRootFree(), NutNetBufAlloc(), NutSleep(), NutThreadSetPriority(), memcpy()
Used in:	AhdlcAt91Init()	nut/arch/arm/dev/at91_ahdlc.c
References Functions:	AhdlcOutput()	nut/arch/arm/dev/at91_ahdlc.c
References Variables:	fcstab	nut/arch/arm/dev/at91_ahdlc.c

Local Function AhdlcAt91Disable()

static void AhdlcAt91Disable ( uint16_t base )

Calls:	NutDelay(), NutIrqDisable(), outr()
Called by:	AhdlcAt91IOCtl()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcAt91Init()	nut/arch/arm/dev/at91_ahdlc.c

Local Function AhdlcAt91Enable()

static void AhdlcAt91Enable ( uint16_t base )

Calls:	NutIrqEnable(), outr()
Called by:	AhdlcAt91IOCtl()	nut/arch/arm/dev/at91_ahdlc.c

Local Function AhdlcAt91GetStatus()

static int AhdlcAt91GetStatus ( NUTDEVICE* dev, uint32_t* status )

Called by:

AhdlcAt91IOCtl()

nut/arch/arm/dev/at91_ahdlc.c

Local Function AhdlcAt91SetStatus()

static int AhdlcAt91SetStatus ( NUTDEVICE* dev, uint32_t status )

Called by:

AhdlcAt91IOCtl()

nut/arch/arm/dev/at91_ahdlc.c

Local Function At91UsartInterrupt()

static void At91UsartInterrupt ( void* arg )

Calls:	inr(), outr()
Used in:	AhdlcAt91Init()	nut/arch/arm/dev/at91_ahdlc.c
References Variables:	DMA_RxBuf0	nut/arch/arm/dev/at91_ahdlc.c

Local Function SendHdlcData()

static int SendHdlcData ( AHDLCDCB* dcb, const uint8_t* data, uint16_t len, uint16_t* txfcs )

Calls:	SendRawByte()	nut/arch/arm/dev/at91_ahdlc.c
Called by:	AhdlcOutput()	nut/arch/arm/dev/at91_ahdlc.c
References Variables:	fcstab	nut/arch/arm/dev/at91_ahdlc.c

Local Function SendRawByte()

static int SendRawByte ( AHDLCDCB* dcb, uint8_t ch, uint8_t flush )

Calls:	NutEventWait(), outr()
Called by:	AhdlcAt91Put()	nut/arch/arm/dev/at91_ahdlc.c
	AhdlcOutput()	nut/arch/arm/dev/at91_ahdlc.c
	SendHdlcData()	nut/arch/arm/dev/at91_ahdlc.c