Diff: common/utils.c

Revision:

24:5a2272a25ff1

diff -r 2adb6216b001 -r 5a2272a25ff1 common/utils.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/common/utils.c	Mon Jan 22 17:40:50 2018 +0000
@@ -0,0 +1,389 @@
+#include <stdlib.h>
+
+#include "utils.h"
+#include "inc/adi_sense_log.h"
+
+void utils_printStatus(
+    ADI_SENSE_STATUS *pStatus)
+{
+    ADI_SENSE_LOG_INFO("Status Summary:");
+
+    if (pStatus->deviceStatus == 0)
+    {
+        ADI_SENSE_LOG_INFO("\tNo errors detected");
+    }
+    else
+    {
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_BUSY)
+            ADI_SENSE_LOG_INFO("\tCommand running");
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_DATAREADY)
+            ADI_SENSE_LOG_INFO("\tData ready");
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_ERROR)
+            ADI_SENSE_LOG_INFO("\tActive Errors - RESET REQUIRED");
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_FIFO_ERROR)
+            ADI_SENSE_LOG_INFO("\tActive FIFO Errors - ATTENTION REQUIRED");
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_CONFIG_ERROR)
+            ADI_SENSE_LOG_INFO("\tActive Configuration Errors - ATTENTION REQUIRED");
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_LUT_ERROR)
+            ADI_SENSE_LOG_INFO("\tActive Look-Up Table Errors - ATTENTION REQUIRED");
+
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_ERROR)
+        {
+            ADI_SENSE_LOG_INFO("\tActive Errors - ATTENTION REQUIRED");
+            ADI_SENSE_LOG_INFO("\t\tLast Error Code: %u (0x%X)",
+                               pStatus->errorCode, pStatus->errorCode);
+
+            if (pStatus->diagnosticsStatus == 0)
+            {
+                ADI_SENSE_LOG_INFO("\t\tNo diagnostics faults detected");
+            }
+            else
+            {
+                ADI_SENSE_LOG_INFO("\t\tActive diagnostics faults:");
+
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_CHECKSUM_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tInternal Checksum fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_COMMS_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tInternal Communications fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_SUPPLY_MONITOR_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tSupply Monitor fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_SUPPLY_CAP_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tSupply Regulator Capacitor fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_AINM_UV_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tNegative Analog Input Under-Voltage fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_AINM_OV_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tNegative Analog Input Over-Voltage fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_AINP_UV_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tPositive Analog Input Under-Voltage fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_AINP_OV_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tPositive Analog Input Over-Voltage fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_CONVERSION_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tInternal ADC Conversions fault detected");
+                if (pStatus->diagnosticsStatus & ADI_SENSE_DIAGNOSTICS_STATUS_CALIBRATION_ERROR)
+                    ADI_SENSE_LOG_INFO("\t\t\tInternal Device Calibrations fault detected");
+            }
+        }
+
+        if (pStatus->deviceStatus & ADI_SENSE_DEVICE_STATUS_ALERT)
+        {
+            ADI_SENSE_LOG_INFO("\tActive Alerts - ATTENTION REQUIRED:");
+            ADI_SENSE_LOG_INFO("\t\tLast Alert Code: %u (0x%X)",
+                               pStatus->alertCode, pStatus->alertCode);
+
+            for (unsigned i = 0; i < ADI_SENSE_1000_MAX_CHANNELS; i++)
+            {
+                if (pStatus->channelAlerts[i] == 0)
+                    continue;
+
+                ADI_SENSE_LOG_INFO("\t\tChannel #%u:", i);
+                ADI_SENSE_LOG_INFO("\t\t\tLast Alert Code: %u (0x%X)",
+                                   pStatus->channelAlertCodes[i],
+                                   pStatus->channelAlertCodes[i]);
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_TIMEOUT)
+                    ADI_SENSE_LOG_INFO("\t\t\tTimeout alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_UNDER_RANGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tUnder Range alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_OVER_RANGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tOver Range alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_LOW_LIMIT)
+                    ADI_SENSE_LOG_INFO("\t\t\tLow limit alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_HIGH_LIMIT)
+                    ADI_SENSE_LOG_INFO("\t\t\tHigh Limit alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_SENSOR_OPEN)
+                    ADI_SENSE_LOG_INFO("\t\t\tSensor Fault alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_REF_DETECT)
+                    ADI_SENSE_LOG_INFO("\t\t\tReference Detection alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_CONFIG_ERR)
+                    ADI_SENSE_LOG_INFO("\t\t\tConfiguration Error alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_LUT_ERR)
+                    ADI_SENSE_LOG_INFO("\t\t\tLook-Up Table Error alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_SENSOR_NOT_READY)
+                    ADI_SENSE_LOG_INFO("\t\t\tSensor Not Ready alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_COMP_NOT_READY)
+                    ADI_SENSE_LOG_INFO("\t\t\tCompensation Channel Not Ready alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_UNDER_VOLTAGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tUnder Voltage alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_OVER_VOLTAGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tOver Voltage alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_LUT_UNDER_RANGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tUnder Look-Up Table Range alert detected");
+                if (pStatus->channelAlerts[i] & ADI_SENSE_CHANNEL_ALERT_LUT_OVER_RANGE)
+                    ADI_SENSE_LOG_INFO("\t\t\tOver Look-Up Table Range alert detected");
+            }
+        }
+    }
+}
+
+void utils_printSamples(
+    ADI_SENSE_DATA_SAMPLE *pSampleBuffer,
+    uint32_t nNumSamples)
+{
+    for (uint32_t i = 0; i < nNumSamples; i++)
+    {
+        ADI_SENSE_LOG_INFO("Sample # %2d Channel # %2d :: Raw %8d  :: Processed %.7f :: flags: %s %s",
+                           i+1,
+                           pSampleBuffer[i].channelId,
+                           pSampleBuffer[i].rawValue,
+                           pSampleBuffer[i].processedValue,
+                           pSampleBuffer[i].status & ADI_SENSE_DEVICE_STATUS_ERROR ? "ERROR" : "",
+                           pSampleBuffer[i].status & ADI_SENSE_DEVICE_STATUS_ALERT ? "ALERT" : "");
+    }
+}
+
+static void gpioCallbackFn(ADI_SENSE_GPIO_PIN ePinId, void * pArg)
+{
+    volatile bool_t *pbFlag = (volatile bool_t *)pArg;
+    *pbFlag = true;
+}
+
+ADI_SENSE_RESULT utils_registerCallbacks(
+    ADI_SENSE_DEVICE_HANDLE hDevice,
+    volatile bool_t *pbDataReady,
+    volatile bool_t *pbError,
+    volatile bool_t *pbAlert)
+{
+    ADI_SENSE_RESULT res;
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_DATAREADY,
+                                         gpioCallbackFn, (void *)pbDataReady);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to register DATAREADY callback");
+        return res;
+    }
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_ERROR,
+                                         gpioCallbackFn, (void *)pbError);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to register ERROR callback");
+        return res;
+    }
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_ALERT,
+                                         gpioCallbackFn, (void *)pbAlert);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to register ALERT callback");
+        return res;
+    }
+
+    return ADI_SENSE_SUCCESS;
+}
+
+ADI_SENSE_RESULT utils_deregisterCallbacks(
+    ADI_SENSE_DEVICE_HANDLE hDevice)
+{
+    ADI_SENSE_RESULT res;
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_DATAREADY,
+                                         NULL, NULL);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to deregister DATAREADY callback");
+        return res;
+    }
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_ERROR,
+                                         NULL, NULL);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to deregister ERROR callback");
+        return res;
+    }
+
+    res = adi_sense_RegisterGpioCallback(hDevice, ADI_SENSE_GPIO_PIN_ALERT,
+                                         NULL, NULL);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_INFO("Failed to deregister ALERT callback");
+        return res;
+    }
+
+    return ADI_SENSE_SUCCESS;
+}
+
+ADI_SENSE_RESULT utils_runMeasurement(
+    ADI_SENSE_DEVICE_HANDLE hDevice,
+    ADI_SENSE_MEASUREMENT_MODE eMeasurementMode)
+{
+    ADI_SENSE_RESULT res;
+
+    volatile bool_t bDataReady = false;
+    volatile bool_t bError = false;
+    volatile bool_t bAlert = false;
+    res = utils_registerCallbacks(hDevice, &bDataReady, &bError, &bAlert);
+    if (res != ADI_SENSE_SUCCESS)
+        return res;
+
+    /*
+     * Retrieve the number of samples per cycle, per DATAREADY pulse, etc. for this configuration.
+     */
+    ADI_SENSE_1000_OPERATING_MODE eOperatingMode;
+    ADI_SENSE_1000_DATAREADY_MODE eDataReadyMode;
+    uint32_t nSamplesPerDataready;
+    uint32_t nSamplesPerCycle;
+    res = adi_sense_1000_GetDataReadyModeInfo(hDevice,
+                                              eMeasurementMode,
+                                              &eOperatingMode,
+                                              &eDataReadyMode,
+                                              &nSamplesPerDataready,
+                                              &nSamplesPerCycle);
+    if (res != ADI_SENSE_SUCCESS)
+        return res;
+
+    /*
+     * Allocate a buffer to store the samples retrieved on each DATAREADY pulse
+     * However, if the DATAREADY pulse is per-conversion, allocate a bigger buffer
+     * to accumulate a full cycle of samples before printing them
+     */
+    ADI_SENSE_DATA_SAMPLE *pSampleBuffer;
+    if (eDataReadyMode == ADI_SENSE_1000_DATAREADY_PER_CONVERSION)
+        pSampleBuffer = malloc(sizeof(ADI_SENSE_DATA_SAMPLE) * nSamplesPerCycle);
+    else
+        pSampleBuffer = malloc(sizeof(ADI_SENSE_DATA_SAMPLE) * nSamplesPerDataready);
+    if (pSampleBuffer == NULL)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to allocate sample buffer");
+        return ADI_SENSE_NO_MEM;
+    }
+
+    /*
+     * Kick off the measurement cycle(s) here
+     */
+    res = adi_sense_StartMeasurement(hDevice, eMeasurementMode);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to start measurement");
+        return res;
+    }
+
+    /*
+     * Loop continuously unless operating mode is single-cycle
+     */
+    do {
+        ADI_SENSE_STATUS status;
+        uint32_t nCurrentSamples;
+        uint32_t nReturned;
+        nCurrentSamples = 0;
+
+        /*
+         * Accumulate the samples from a cycle and print them
+         * NOTE: requires a sufficient idle time between cycles to allow printing to occur
+         */
+        do {
+            /*
+             * Wait for the cycle to complete, continuously checking DATAREADY until it is asserted
+             */
+            while (! (bDataReady || bError))
+                ;
+
+            if (! bError)
+            {
+                /*
+                 * Retrieve the data samples from the measurement cycle, if no error has occurred
+                 */
+                bDataReady = false;
+                res = adi_sense_GetData(hDevice, eMeasurementMode, &pSampleBuffer[nCurrentSamples], nSamplesPerDataready, &nReturned);
+                nCurrentSamples += nReturned;
+                if (res != ADI_SENSE_SUCCESS)
+                {
+                    if (res == ADI_SENSE_INCOMPLETE)
+                    {
+                        /* For this case, let's get the device status and print
+                         * any samples we did get */
+                        ADI_SENSE_LOG_WARN("Failed to retrieve all requested data samples");
+                        break;
+                    }
+                    else
+                    {
+                        ADI_SENSE_LOG_WARN("Failed to retrieve data samples from device");
+                        return res;
+                    }
+                }
+            }
+        } while (!bError && (nCurrentSamples < nSamplesPerCycle));
+
+        /*
+         * Display the data samples
+         */
+        utils_printSamples(pSampleBuffer, nCurrentSamples);
+
+        /*
+         * Check and print device status if errors/alerts have been triggered
+         */
+        if (bError || bAlert)
+        {
+            res = adi_sense_GetStatus(hDevice, &status);
+            if (res != ADI_SENSE_SUCCESS)
+            {
+                ADI_SENSE_LOG_ERROR("Failed to retrieve device status");
+                return res;
+            }
+
+            if (status.deviceStatus &
+                (ADI_SENSE_DEVICE_STATUS_ERROR | ADI_SENSE_DEVICE_STATUS_ALERT))
+            {
+                utils_printStatus(&status);
+
+                /* Break out of the loop if any errors are raised */
+                if (bError)
+                    break;
+            }
+        }
+    } while (eOperatingMode != ADI_SENSE_1000_OPERATING_MODE_SINGLECYCLE);
+
+    res = adi_sense_StopMeasurement(hDevice);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to send stop measurement");
+        return res;
+    }
+
+    free(pSampleBuffer);
+
+    res = utils_deregisterCallbacks(hDevice);
+    if (res != ADI_SENSE_SUCCESS)
+        return res;
+
+    return ADI_SENSE_SUCCESS;
+}
+
+ADI_SENSE_RESULT utils_printCalTable(
+    ADI_SENSE_DEVICE_HANDLE hDevice)
+{
+    ADI_SENSE_RESULT res;
+    unsigned dataLen, nRows, nColumns, maxLen = 1024;
+
+    float *pCalDataBuffer = malloc(maxLen);
+    if (pCalDataBuffer == NULL)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to allocate calibration data buffer");
+        return ADI_SENSE_NO_MEM;
+    }
+
+    res = adi_sense_1000_ReadCalTable(hDevice,
+                                      pCalDataBuffer, maxLen,
+                                      &dataLen, &nRows, &nColumns);
+    if (res != ADI_SENSE_SUCCESS)
+    {
+        ADI_SENSE_LOG_ERROR("Failed to read calibration data");
+        free(pCalDataBuffer);
+        return res;
+    }
+
+    ADI_SENSE_LOG_INFO("Calibration Table:\r\n");
+    ADI_SENSE_LOG_INFO("%6s| %10s | %10s | %10s |", "index", "25", "-40", "85");
+    for (unsigned row = 0; row < nRows; row++)
+    {
+        ADI_SENSE_LOG_INFO("%6d| %10f | %10f | %10f |",
+                           row,
+                           pCalDataBuffer[(row * nColumns) + 0],
+                           pCalDataBuffer[(row * nColumns) + 1],
+                           pCalDataBuffer[(row * nColumns) + 2]);
+    }
+
+    free(pCalDataBuffer);
+    return ADI_SENSE_SUCCESS;
+}
+