/*FUNCTION**********************************************************************
*
* Function Name : POWER_SYS_SetWakeupPin
* Description : This function allows to set wake up pin in low leakage wake up unit (LLWU).
* Each of the available wake-up sources can be individually enabled or disabled.
*
*END**************************************************************************/
void POWER_SYS_SetWakeupPin(power_wakeup_pin_t pin, llwu_external_pin_modes_t pinMode, const gpio_input_pin_t * config)
{
llwu_wakeup_pin_t llwuPin = POWER_EXTRACT_LLWU_PIN(pin);
uint32_t gpioPin = POWER_EXTRACT_GPIO_PINNAME(pin);
assert( (uint32_t)llwuPin < FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN);
LLWU_HAL_SetExternalInputPinMode(LLWU,pinMode, llwuPin);
/* Configures gpio pin if config is passed */
if( (gpioPin != POWER_GPIO_RESERVED) && (config != NULL) )
{
/* Configures pin as input pin and configures electrical parameters */
gpio_input_pin_user_config_t pinConfig;
pinConfig.pinName = gpioPin;
pinConfig.config = *config;
GPIO_DRV_InputPinInit(&pinConfig);
}
}
/*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++);
}
}
}
/*TASK*-----------------------------------------------------
*
* Task Name : sdcard_task
* Comments : Open device and install MFS on device
*
*
*END*-----------------------------------------------------*/
void sdcard_task(void)
{ /* Body */
int dev_fd = -1, a_fd = -1;
bool inserted = FALSE, last = FALSE;
int32_t error_code;
uint32_t isFormatted = 0;
int esdhc_handle = -1;
char partman_name[] = "pm:";
char partition_name[] = "pm:1";
int partition_handle;
SDCARD_INIT_STRUCT sdcard_init_data;
LWSEM_STRUCT lwsem;
/* Create and post card detection semaphore */
if( _lwsem_create(&lwsem, 0) != MQX_OK ){
printf("\nlwsem create failed!");
_task_block();
}
if( _lwsem_post(&lwsem) != MQX_OK ){
printf("\nlwsem post failed!");
_task_block();
}
#ifdef BOARD_SDHC_GPIO_INSTANCE
configure_gpio_pins(GPIO_EXTRACT_PORT(BOARD_SDHC_GPIO_INSTANCE));
#endif
/* initialize SDHC pins */
configure_sdhc_pins(BOARD_SDHC_INSTANCE);
/* install SDHC low-level driver */
_nio_dev_install("esdhc:", &nio_esdhc_dev_fn, (void*)&_bsp_esdhc_init, NULL);
/* get an instance of the SDHC driver */
esdhc_handle = open("esdhc:", 0);
if(esdhc_handle < 0)
{
printf("\nCould not open esdhc!");
_task_block();
}
/* prepare init data structure */
sdcard_init_data.com_dev = esdhc_handle;
sdcard_init_data.const_data = (SDCARD_CONST_INIT_STRUCT_PTR)&sdcard_esdhc_init_data;
/* install device */
if (_nio_dev_install("sdcard:", &nio_sdcard_dev_fn, (void*)&sdcard_init_data, NULL) == NULL)
{
/* Number of sectors is returned by ioctl IO_IOCTL_GET_NUM_SECTORS function */
/* If another disc structure is desired, use MFS_FORMAT_DATA structure to */
/* define it and call standart format function instead default_format */
printf("\nError installing memory device");
_task_block();
} /* Endif */
/* install isr for card detection handling and initialize gpio pin */
_int_install_isr(g_portIrqId[GPIO_EXTRACT_PORT(CDET_PIN->pinName)], card_detect_isr, &lwsem);
GPIO_DRV_InputPinInit(CDET_PIN);
for(;;){
/* Wait for card insertion or removal */
if( _lwsem_wait(&lwsem) != MQX_OK ){
printf("\nlwsem_wait failed!");
_task_block();
}
/* Check if card is present */
if(CDET_PIN->config.pullSelect == kPortPullDown)
inserted = GPIO_DRV_ReadPinInput(CDET_PIN->pinName);
else
inserted = !GPIO_DRV_ReadPinInput(CDET_PIN->pinName);
if(last != inserted){
last = inserted;
/* Card detection switch debounce delay */
_time_delay(100);
if(inserted)
{
/* Open the device which MFS will be installed on */
dev_fd = open("sdcard:", O_RDWR);
if ( dev_fd <= 0 ) {
printf("\nUnable to open SDCARD device");
_task_block();
} /* Endif */
/* Install partition manager over SD card driver */
error_code = _io_part_mgr_install(dev_fd, partman_name, 0);
if (error_code != MFS_NO_ERROR)
{
printf("Error installing partition manager: %s\n", MFS_Error_text((uint32_t)error_code));
_task_block();
}
/* Open partition */
partition_handle = open(partition_name, O_RDWR);
if (partition_handle >= 0)
{
printf("Installing MFS over partition...\n");
/* Validate partition */
error_code = ioctl(partition_handle, IO_IOCTL_VAL_PART, NULL);
if (error_code != MFS_NO_ERROR)
{
printf("Error validating partition: %s\n", MFS_Error_text((uint32_t)error_code));
printf("Not installing MFS.\n");
_task_block();
}
/* Install MFS over partition */
error_code = _io_mfs_install(partition_handle, "a:", 0);
if (error_code != MFS_NO_ERROR)
{
printf("Error initializing MFS over partition: %s\n", MFS_Error_text((uint32_t)error_code));
}
} else
{
printf("Installing MFS over SD card driver...\n");
/* Install MFS over SD card driver */
error_code = _io_mfs_install(dev_fd, "a:", (_file_size)0);
if (error_code != MFS_NO_ERROR)
{
printf("Error initializing MFS: %s\n", MFS_Error_text((uint32_t)error_code));
}
}
/* Open the filesystem and format detect, if format is required */
a_fd = open("a:", O_RDWR);
if (0 >= a_fd) {
printf("\nError while opening a:\\ (%s)", MFS_Error_text((uint32_t)errno));
_task_block();
}
_io_register_file_system(a_fd, "a:");
/* We check if the device is formatted with the ioctl command. */
error_code = ioctl(a_fd, IO_IOCTL_CHECK_FORMATTED, &isFormatted);
if (0 > error_code) {
printf("\nError while accessing a:\\ (%s)", MFS_Error_text((uint32_t)error_code));
_task_block();
}
else{
if(!isFormatted){
printf("\nNOT A DOS DISK! You must format to continue.");
}
}
}
else
{
/* Close the filesystem */
if ((a_fd >= 0) && (MQX_OK != close(a_fd)))
{
printf("Error closing filesystem.\n");
}
a_fd = -1;
/* Force uninstall filesystem */
error_code = _nio_dev_uninstall_force("a:", NULL);
if (error_code < 0)
{
printf("Error uninstalling filesystem.\n");
}
/* Close partition */
if ((partition_handle >= 0) && (MQX_OK != close(partition_handle)))
{
printf("Error closing partition.\n");
}
partition_handle = -1;
/* Uninstall partition manager */
error_code = _nio_dev_uninstall_force(partman_name, NULL);
if (error_code < 0)
{
printf("Error uninstalling partition manager.\n");
}
/* Close the SD card device */
if ((dev_fd >= 0) && (MQX_OK != close(dev_fd)))
{
printf("Error closing SD card device.\n");
}
dev_fd = -1;
printf ("SD card uninstalled.\n");
}
}
}
} /* Endbody */
/*!
* @brief Main function
*/
int main (void)
{
/* enable clock for PORTs */
CLOCK_SYS_EnablePortClock(PORTA_IDX);
//CLOCK_SYS_EnablePortClock(PORTB_IDX);
CLOCK_SYS_EnablePortClock(PORTC_IDX);
CLOCK_SYS_EnablePortClock(PORTD_IDX);
CLOCK_SYS_EnablePortClock(PORTE_IDX);
/* Set allowed power mode, allow all. */
SMC_HAL_SetProtection(SMC, kAllowPowerModeAll);
/* Set system clock configuration. */
CLOCK_SYS_SetConfiguration(&g_defaultClockConfigVlpr);
/* Initialize LPTMR */
lptmr_state_t lptmrState;
LPTMR_DRV_Init(LPTMR0_IDX, &lptmrState, &g_lptmrConfig);
LPTMR_DRV_SetTimerPeriodUs(LPTMR0_IDX, 100000);
LPTMR_DRV_InstallCallback(LPTMR0_IDX, lptmr_call_back);
/* Initialize DMA */
dma_state_t dma_state;
DMA_DRV_Init(&dma_state);
/* Initialize PIT */
PIT_DRV_Init(0, false);
PIT_DRV_InitChannel(0, 0, &g_pitChan0);
/* Initialize CMP */
CMP_DRV_Init(0, &g_cmpState, &g_cmpConf);
CMP_DRV_ConfigDacChn(0, &g_cmpDacConf);
PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 0, kPortMuxAlt5);
CMP_DRV_Start(0);
/* Buttons */
GPIO_DRV_InputPinInit(&g_switch1);
GPIO_DRV_InputPinInit(&g_switch2);
GPIO_DRV_InputPinInit(&g_switchUp);
GPIO_DRV_InputPinInit(&g_switchDown);
GPIO_DRV_InputPinInit(&g_switchLeft);
GPIO_DRV_InputPinInit(&g_switchRight);
GPIO_DRV_InputPinInit(&g_switchSelect);
/* Start LPTMR */
LPTMR_DRV_Start(LPTMR0_IDX);
/* Setup LPUART1 */
LPUART_DRV_Init(1, &g_lpuartState, &g_lpuartConfig);
LPUART_DRV_InstallRxCallback(1, lpuartRxCallback, rxBuff, NULL, true);
LPUART_DRV_InstallTxCallback(1, lpuartTxCallback, NULL, NULL);
LPUART_BWR_CTRL_TXINV(g_lpuartBase[1], 1);
PORT_HAL_SetMuxMode(g_portBase[GPIOE_IDX], 0, kPortMuxAlt3);
PORT_HAL_SetMuxMode(g_portBase[GPIOE_IDX], 1, kPortMuxAlt3);
/* Setup FlexIO for the WS2812B */
FLEXIO_Type *fiobase = g_flexioBase[0];
CLOCK_SYS_SetFlexioSrc(0, kClockFlexioSrcMcgIrClk);
FLEXIO_DRV_Init(0, &g_flexioConfig);
FLEXIO_HAL_ConfigureTimer(fiobase, 0, &g_timerConfig);
FLEXIO_HAL_ConfigureShifter(fiobase, 0, &g_shifterConfig);
PORT_HAL_SetMuxMode(g_portBase[GPIOE_IDX], 20, kPortMuxAlt6);
FLEXIO_DRV_Start(0);
FLEXIO_HAL_SetShifterStatusDmaCmd(fiobase, 1, true);
DMA_DRV_RequestChannel(kDmaAnyChannel, kDmaRequestMux0FlexIOChannel0,
&g_fioChan);
DMA_DRV_RegisterCallback(&g_fioChan, fioDmaCallback, NULL);
/* Connect buzzer to TPM0_CH3 */
PORT_HAL_SetMuxMode(g_portBase[GPIOE_IDX], 30, kPortMuxAlt3);
tpm_general_config_t tmpConfig = {
.isDBGMode = false,
.isGlobalTimeBase = false,
.isTriggerMode = false,
.isStopCountOnOveflow = false,
.isCountReloadOnTrig = false,
.triggerSource = kTpmTrigSel0,
};
TPM_DRV_Init(0, &tmpConfig);
TPM_DRV_SetClock(0, kTpmClockSourceModuleMCGIRCLK, kTpmDividedBy1);
/* Blank LED just in case, saves power */
led(0x00, 0x00, 0x00);
/* Init e-paper display */
EPD_Init();
/* Throw up first image */
int ret = EPD_Draw(NULL, images[current_image]);
if (-1 == ret) {
led(0xff, 0x00, 0x00);
} else if (-2 == ret) {
led(0xff, 0xff, 0x00);
} else if (-3 == ret) {
led(0x00, 0x00, 0xff);
} else {
led(0x00, 0xff, 0x00);
}
blank_led = 30;
/* Deinit so we can mess around on the bus pirate */
//EPD_Deinit();
/* We're done, everything else is triggered through interrupts */
for(;;) {
if (cue_next_image) {
int old_image = current_image;
current_image = (current_image + 1) % image_count;
EPD_Draw(images[old_image], images[current_image]);
cue_next_image = 0;
}
#ifndef DEBUG
SMC_HAL_SetMode(SMC, &g_idlePowerMode);
#endif
}
}
