void init_platform( void )
{
PORT_HAL_SetMuxMode(PORTC_BASE,3u,kPortMuxAsGpio);
PORT_HAL_SetMuxMode(PORTC_BASE,4u,kPortMuxAsGpio);
GPIO_DRV_OutputPinInit(&ledPins[0]);
GPIO_DRV_OutputPinInit(&ledPins[1]);
OSA_Init();
}
OSStatus host_platform_bus_init( void )
{
edma_user_config_t g_edmaUserConfig;
/* Create a semephore to check for completed eDMA transfers. */
mico_rtos_init_semaphore(&spi_transfer_finished_semaphore, 1);
MCU_CLOCKS_NEEDED();
configure_spi_pins(0); // initlize spi0 GPIO
PORT_HAL_SetMuxMode(PORTD_BASE,0u,kPortMuxAsGpio); // configure CS as gpio, use software configure CS.
GPIO_DRV_OutputPinInit(&spiCsPin[0]);
SPI0_CS_DISABLE;
/* Initialize eDMA & DMAMUX */
g_edmaUserConfig.chnArbitration = kEDMAChnArbitrationRoundrobin;
g_edmaUserConfig.notHaltOnError = false;
EDMA_DRV_Init(&g_edmaState, &g_edmaUserConfig);
/* DSPI Master Configuration */
dspi_edma_master_setup(&dspiMasterState, 0, 10000000, 8);
MCU_CLOCKS_NOT_NEEDED();
dmaSPITX.dmaChanNum = DMA_CH0;
dmaSPITX.dmaCh = &dmaCh0;
dmaSPITX.type = kEDMAMemoryToPeripheral;
dmaSPITX.chSource = kDmaRequestMux0SPI0Tx;
dmaSPITX.srcAddr = (uint32_t)NULL;
dmaSPITX.destAddr = (uint32_t)&SPI0->PUSHR;
dmaSPITX.length = 0;
dmaSPITX.size = 4;
dmaSPITX.watermark = 4;
dmaSPITX.period = 0x01U;
dmaSPITX.dmaCallBack = stop_edma_loop;
dmaSPIRX.dmaChanNum = DMA_CH1;
dmaSPIRX.dmaCh = &dmaCh1;
dmaSPIRX.type = kEDMAPeripheralToMemory;
dmaSPIRX.chSource = kDmaRequestMux0SPI0Rx;
dmaSPIRX.srcAddr = (uint32_t)&SPI0->POPR;
dmaSPIRX.destAddr = (uint32_t)NULL;
dmaSPIRX.length = 0;
dmaSPIRX.size = 1;
dmaSPIRX.watermark = 1;
dmaSPIRX.period = 0x01U;
dmaSPIRX.dmaCallBack = stop_edma_loop_putsem;
dmaSPIRX.dmaChStcd = (edma_software_tcd_t *)mem_align(2 * sizeof(edma_software_tcd_t) * dmaSPIRX.period, 32);
spi_status_print(SPI0);
return kNoErr;
}
int main (void)
{
OSA_Init();
/* Initialize clocks, debug console interface and configure required pins */
hardware_init();
/* Disable Memory Protection Unit */
MPU_HAL_Disable(MPU);
testPin.pinName = test_pin_name;
testPin.config.outputLogic = 0;
testPin.config.slewRate = kPortFastSlewRate;
testPin.config.driveStrength = kPortHighDriveStrength;
testPin.config.isOpenDrainEnabled = false;
GPIO_DRV_OutputPinInit(&testPin);
// Structure of initialize PIT channel No.0
pit_user_config_t chn0Confg;
chn0Confg.isInterruptEnabled = true;
chn0Confg.periodUs = 1000000u;
// Init pit module and enable run in debug
PIT_DRV_Init(BOARD_PIT_INSTANCE, false);
// Initialize PIT timer instance for channel 0 and 1
PIT_DRV_InitChannel(BOARD_PIT_INSTANCE, 0, &chn0Confg);
// Start channel 0
PRINTF("\n\rStarting channel No.0 ...");
PIT_DRV_StartTimer(BOARD_PIT_INSTANCE, 0);
// drv_Mpu9250.Init();
sdCard.Init(1);
OSA_TaskCreate((task_t)MainTask, (uint8_t*)"Main Task", 4096, NULL, 2, NULL, true, NULL);
//OSA_TaskCreate((task_t)FnetTask, (uint8_t*)"FNET Task", 2048, NULL, 3, NULL, true, NULL);
OSA_Start(); // This function will not return
while(1);
return(0);
}
/*FUNCTION**********************************************************************
*
* Function Name : GPIO_DRV_Init
* Description : Initialize all GPIO pins used by board.
* To initialize the GPIO driver, two arrays similar with gpio_input_pin_user_config_t
* inputPin[] and gpio_output_pin_user_config_t outputPin[] should be defined in user's file.
* Then simply call GPIO_DRV_Init() and pass into these two arrays. If input or output
* pins are not needed, pass in a NULL.
*
*END**************************************************************************/
void GPIO_DRV_Init(const gpio_input_pin_user_config_t * inputPins,
const gpio_output_pin_user_config_t * outputPins)
{
if (inputPins)
{
/* Initialize input pins.*/
while (inputPins->pinName != GPIO_PINS_OUT_OF_RANGE)
{
GPIO_DRV_InputPinInit(inputPins++);
}
}
if (outputPins)
{
/* Initialize output pins.*/
while (outputPins->pinName != GPIO_PINS_OUT_OF_RANGE)
{
GPIO_DRV_OutputPinInit(outputPins++);
}
}
}
/*****************************************************************************
* EEPROM_Init
*
* Initializes the EEPROM peripheral
*
*****************************************************************************/
ee_err_t EEPROM_Init(void)
{
ee_err_t retval;
spiBusConfig_t spiConfig = {
.bitsPerSec = 2000000,
.master = TRUE,
.clkActiveHigh = TRUE,
.clkPhaseFirstEdge = TRUE,
.MsbFirst = TRUE
};
#if gEepromWriteEnable_d
uint32_t i;
// Mark Flash as Unerased
for(i = 0; i < 64; i++)
mEepromEraseBitmap[i] = 0;
#endif
if(Spi_Init(gEepromSpiInstance_c, &mEepromSpiState, NULL, NULL) != spiSuccess)
{
return ee_error;
}
if(Spi_Configure(gEepromSpiInstance_c, &spiConfig) != spiSuccess)
{
return ee_error;
}
GPIO_DRV_OutputPinInit(&mEepromSpiCsCfg);
PORT_HAL_SetMuxMode(g_portBase[GPIO_EXTRACT_PORT(gEepromSpiCsPin_d)],
GPIO_EXTRACT_PIN(gEepromSpiCsPin_d),
kPortMuxAsGpio);
gEepromDeassertCS_d();
return ee_ok;
}
/*****************************************************************************
* EEPROM_ChipErase
*
* Erase all memory to 0xFF
*
*****************************************************************************/
ee_err_t EEPROM_ChipErase(void)
{
// make sure the write process is ready
while(EEPROM_GetWriteReady() != ee_ok);
return EEPROM_SendCmd(EEPROM_CMD_ERASE_BULK, EEPROM_CMD_END);
}
/*****************************************************************************
* EEPROM_EraseBlock
*
* Erase a block of memory to 0xFF
*
*****************************************************************************/
ee_err_t EEPROM_EraseBlock(uint32_t Addr, uint32_t size)
{
ee_err_t status = ee_ok;
if(size != EEPROM_SECTOR_SIZE)
{
return ee_error;
}
// make sure the write process is ready
while(EEPROM_GetWriteReady() != ee_ok);
// send the command
status |= EEPROM_SendCmd( EEPROM_CMD_ERASE_SECTOR, EEPROM_CMD_CNT );
// send the address
status |= EEPROM_SendAddress(Addr);
if (status == ee_ok)
{
gEepromDeassertCS_d();
return ee_ok;
}
else
{
return ee_error;
}
}