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Updated AVR32 demos and added AVR32 UC3B demo.

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This commit is contained in:
Richard Barry 2007-07-27 07:59:50 +00:00
parent 45e7e5ac55
commit 94c94d3c0e
164 changed files with 21458 additions and 3994 deletions
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29
Demo/lwIP_AVR32_UC3/SERIAL/serial.c
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@ -1,5 +1,3 @@
/* This source file is part of the ATMEL FREERTOS-0.9.0 Release */
/*This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file *********************************************************************
*
@ -10,7 +8,7 @@
* - AppNote:
*
* \author Atmel Corporation: http://www.atmel.com \n
* Support email: avr32@atmel.com
* Support and FAQ: http://support.atmel.no/
*
*****************************************************************************/
@ -53,13 +51,7 @@
/* Demo application includes. */
#include "serial.h"
#if __GNUC__
# include <avr32/io.h>
#elif __ICCAVR32__
# include <avr32/iouc3a0512.h>
#else
# error Unknown compiler
#endif
#include <avr32/io.h>
#include "board.h"
#include "gpio.h"
@ -154,9 +146,7 @@ static portBASE_TYPE prvUSART0_ISR_NonNakedBehaviour( void )
#if __GNUC__
__attribute__((__naked__))
#elif __ICCAVR32__
#pragma shadow_registers = full // All registers shadowed
#pragma handler = AVR32_USART0_IRQ_GROUP, 0
__interrupt
#pragma shadow_registers = full // Naked.
#endif
static void vUSART0_ISR( void )
{
@ -179,6 +169,12 @@ static void vUSART0_ISR( void )
*/
xComPortHandle xSerialPortInitMinimal( unsigned portLONG ulWantedBaud, unsigned portBASE_TYPE uxQueueLength )
{
static const gpio_map_t USART0_GPIO_MAP =
{
{ AVR32_USART0_RXD_0_PIN, AVR32_USART0_RXD_0_FUNCTION },
{ AVR32_USART0_TXD_0_PIN, AVR32_USART0_TXD_0_FUNCTION }
};
xComPortHandle xReturn = serHANDLE;
volatile avr32_usart_t *usart0 = &AVR32_USART0;
int cd; /* USART0 Clock Divider. */
@ -221,8 +217,7 @@ xComPortHandle xSerialPortInitMinimal( unsigned portLONG ulWantedBaud, unsigned
** Configure USART0.
**/
/* Enable USART0 RXD & TXD pins. */
gpio_enable_module_pin(AVR32_USART0_RXD_0_PIN, AVR32_USART0_RXD_0_FUNCTION);
gpio_enable_module_pin(AVR32_USART0_TXD_0_PIN, AVR32_USART0_TXD_0_FUNCTION);
gpio_enable_module( USART0_GPIO_MAP, sizeof( USART0_GPIO_MAP ) / sizeof( USART0_GPIO_MAP[0] ) );
/* Set the USART0 baudrate to be as close as possible to the wanted baudrate. */
/*
@ -266,11 +261,9 @@ xComPortHandle xSerialPortInitMinimal( unsigned portLONG ulWantedBaud, unsigned
/* Write the Transmit Timeguard Register */
usart0->ttgr = 0;
#if __GNUC__
// Register the USART0 interrupt handler to the interrupt controller and
// enable the USART0 interrupt.
INTC_register_interrupt(&vUSART0_ISR, AVR32_USART0_IRQ, INT1);
#endif
INTC_register_interrupt((__int_handler)&vUSART0_ISR, AVR32_USART0_IRQ, INT1);
/* Enable USART0 interrupt sources (but not Tx for now)... */
usart0->ier = AVR32_USART_IER_RXRDY_MASK;