Unit tests for PDCA driver.

#include <board.h>
#include <sysclk.h>
#include "pdca.h"
#include "usart.h"
#include <string.h>
#include <unit_test/suite.h>
#include <stdio_serial.h>
#include <conf_test.h>
#include <conf_board.h>

Macros
#define	ALL_INTERRUPT_MASK 0xffffffff
	All interrupt mask. More...

#define	BUFFER_SIZE 100
	Size of the receive buffer used by the PDC, in bytes. More...

#define	PDCA_PID_USART0_RX 0
	PDCA channel peripheral setting. More...

#define	PDCA_PID_USART0_TX 18

#define	PDCA_RX_CHANNEL 0

#define	PDCA_TX_CHANNEL 1

Functions
static void	configure_usart (void)
	Configure USART in normal (serial rs232) mode, asynchronous, 8 bits, 1 stop bit, no parity, 115200 bauds and enable its transmitter and receiver. More...

int	main (void)
	Run PDCA driver unit tests. More...

static void	run_pdca_loopback_test (const struct test_case *test)
	Test PDCA transfer in loopback mode. More...

void	USART_Handler (void)
	Interrupt handler for USART. More...

Variables
static uint8_t	gs_rev_buffer [BUFFER_SIZE]
	Receive buffer. More...

static uint8_t	gs_tran_buffer [BUFFER_SIZE]
	Transmit buffer. More...

pdca_channel_config_t	pdca_rx_options
	PDC channel options. More...

pdca_channel_config_t	pdca_tx_options

volatile uint8_t	rxbuff_flag = 0

#define ALL_INTERRUPT_MASK 0xffffffff

All interrupt mask.

Referenced by configure_usart().

#define BUFFER_SIZE 100

Size of the receive buffer used by the PDC, in bytes.

Referenced by run_pdca_loopback_test().

#define PDCA_PID_USART0_RX 0

PDCA channel peripheral setting.

#define PDCA_PID_USART0_TX 18

#define PDCA_RX_CHANNEL 0

Referenced by run_pdca_loopback_test().

#define PDCA_TX_CHANNEL 1

Referenced by run_pdca_loopback_test().

static void configure_usart ( void )

static

Configure USART in normal (serial rs232) mode, asynchronous, 8 bits, 1 stop bit, no parity, 115200 bauds and enable its transmitter and receiver.

References ALL_INTERRUPT_MASK, sysclk_enable_peripheral_clock(), sysclk_get_peripheral_bus_hz(), usart_disable_interrupt(), usart_enable_rx(), usart_enable_tx(), and usart_init_rs232().

Referenced by run_pdca_loopback_test().

int main ( void )

Run PDCA driver unit tests.

References uart_rs232_options::baudrate, board_init(), DEFINE_TEST_ARRAY, DEFINE_TEST_CASE, DEFINE_TEST_SUITE, NULL, run_pdca_loopback_test(), stdio_serial_init(), sysclk_init(), test_suite_run(), and usart_serial_options.

static void run_pdca_loopback_test ( const struct test_case * test )

static

Test PDCA transfer in loopback mode.

Parameters

test	Current test case.

References BUFFER_SIZE, configure_usart(), gs_rev_buffer, gs_tran_buffer, pdca_channel_enable(), pdca_channel_set_config(), pdca_enable(), PDCA_RX_CHANNEL, PDCA_TX_CHANNEL, rxbuff_flag, test_assert_true, and usart_enable_interrupt().

Referenced by main().

void USART_Handler ( void )

Interrupt handler for USART.

References rxbuff_flag, usart_disable_interrupt(), and usart_get_status().

uint8_t gs_rev_buffer[BUFFER_SIZE]

static

Receive buffer.

Referenced by run_pdca_loopback_test().

uint8_t gs_tran_buffer[BUFFER_SIZE]

static

Transmit buffer.

Referenced by run_pdca_loopback_test().

pdca_channel_config_t pdca_rx_options

Initial value:

= {
    .addr = (void *)gs_rev_buffer,     
    .pid = PDCA_PID_USART0_RX,         
    .size = BUFFER_SIZE,               
    .r_addr = (void *)gs_rev_buffer,   
    .r_size = BUFFER_SIZE,             
    .transfer_size = PDCA_MR_SIZE_BYTE,
    .etrig  = false,                   
}

PDC channel options.

pdca_channel_config_t pdca_tx_options

Initial value:

= {
    .addr = (void *)gs_tran_buffer,    
    .pid = PDCA_PID_USART0_TX,         
    .size = BUFFER_SIZE,               
    .r_addr = (void *)gs_tran_buffer,  
    .r_size = BUFFER_SIZE,             
    .transfer_size = PDCA_MR_SIZE_BYTE,
    .etrig  = false,                   
}

volatile uint8_t rxbuff_flag = 0

Referenced by run_pdca_loopback_test(), and USART_Handler().

Microchip® Advanced Software Framework

Macros

Functions

Variables