void vParTestInitialise( void )
{
/* Set GPIO direction. */
alt_gpio_port_datadir_set( ALT_GPIO_PORTB, ulAllLEDs, ulAllLEDs );
/* Start with all LEDs off. */
alt_gpio_port_data_write( ALT_GPIO_PORTB, ulAllLEDs, ulAllLEDs );
ulPortValue = ulAllLEDs;
}
//------------------------------------------------------------------------------
void gpio_init(void)
{
ALT_STATUS_CODE halRet = ALT_E_SUCCESS;
/* Initialize HPS GPIO */
// Initialize GPIO module
halRet = alt_gpio_init();
if (halRet != ALT_E_SUCCESS)
{
goto Exit;
}
halRet = alt_gpio_group_config(cfgHpsGPO, ARRAY_COUNT(cfgHpsGPO)); // Setup GPIO LED
if (halRet != ALT_E_SUCCESS)
{
goto Exit;
}
halRet = alt_gpio_port_data_write(ALT_GPIO_PORTB, HPS_LED_ALL_BIT_MASK,
HPS_LED_ALL_TURN_OFF); // clear the Leds
if (halRet != ALT_E_SUCCESS)
{
goto Exit;
}
halRet = alt_gpio_group_config(cfgHpsGPI, ARRAY_COUNT(cfgHpsGPI)); // Setup GPIO PUSHBUTTON
if (halRet != ALT_E_SUCCESS)
{
goto Exit;
}
halRet = alt_gpio_port_int_disable(ALT_GPIO_PORTC, HPS_PB_INT_ALL_BIT_MASK); // Enable GPIO interrupts
if (halRet != ALT_E_SUCCESS)
{
goto Exit;
}
/* Initialize FPGA GPIO */
// will be initialized in target intialization
// Clear the dip switch and push button interrupt status registers
#ifdef HOST_0_BUTTON_PIO_BASE
IOWR_ALTERA_AVALON_PIO_IRQ_MASK(HOST_0_BUTTON_PIO_BASE, 0x0);
IOWR_ALTERA_AVALON_PIO_EDGE_CAP(HOST_0_BUTTON_PIO_BASE, FPGA_PB_ALL_BIT_MASK);
#endif
#ifdef HOST_0_DIPSW_PIO_BASE
IOWR_ALTERA_AVALON_PIO_IRQ_MASK(HOST_0_DIPSW_PIO_BASE, 0x0);
IOWR_ALTERA_AVALON_PIO_EDGE_CAP(HOST_0_DIPSW_PIO_BASE, FPGA_DIPSW_ALL_BIT_MASK);
#endif
Exit:
return;
}
//------------------------------------------------------------------------------
void gpio_setAppOutputs(UINT32 val_p)
{
ALT_STATUS_CODE halRet = ALT_E_SUCCESS;
halRet = alt_gpio_port_data_write(ALT_GPIO_PORTB, HPS_LED_ALL_BIT_MASK, ~val_p);
}
