[参考译文] AM263x-AM263X：MCU-PLUS-SDK TI LP

您好、Vipul

发生此问题的原因是您尚未配置 INT_XBAR 以将 ADC 中断信号路由到 VIM。

这样、您还需要将 intnum 注册为 INT_XBAR 的 intnum：

附加下面的完整代码文件：

/*
 *  Copyright (C) 2021 Texas Instruments Incorporated
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *    Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *    Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 *    Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>
#include <kernel/dpl/DebugP.h>
#include "ti_drivers_config.h"
#include "ti_drivers_open_close.h"
#include "ti_board_open_close.h"

/*
 * This is an empty project provided for all cores present in the device.
 * User can use this project to start their application by adding more SysConfig modules.
 *
 * This application does driver and board init and just prints the pass string on the console.
 * In case of the main core, the print is redirected to the UART console.
 * For all other cores, CCS prints are used.
 */

 // Hardware interrupt object and parameters
static HwiP_Object gAdcHwiObject;
static HwiP_Params adc_params;

long unsigned int count = 0;

void adc_isr(void *arg) 
{
    count++;
    DebugP_log("ADC callback invoked! Count: %lu\r\n", count);
    
    // Clear the interrupt flag that triggered this ISR
    ADC_clearInterruptStatus(CONFIG_ADC0_BASE_ADDR, ADC_INT_NUMBER1);
}

void empty_main(void *args)
{
    int32_t status;
    uint32_t loopCnt = 10;

    /* Open drivers to open the UART driver for console */
    Drivers_open();
    Board_driversOpen();

    // Initialize HwiP parameters
    HwiP_Params_init(&adc_params);
    adc_params.intNum = CSLR_R5FSS0_CORE0_CONTROLSS_INTRXBAR0_OUT_0;  // Use crossbar output
    adc_params.callback = &adc_isr;
    adc_params.priority = 10;

    // Construct the hardware interrupt
    status = HwiP_construct(&gAdcHwiObject, &adc_params);
    if(status != SystemP_SUCCESS)
    {
        DebugP_log("Failed to construct HwiP object\r\n");
        return;
    }

    // Clear any pending interrupt status
    ADC_clearInterruptStatus(CONFIG_ADC0_BASE_ADDR, ADC_INT_NUMBER1);

    DebugP_log("ADC interrupt configuration completed\r\n");

    while(loopCnt--)
    {
        // Force SOC0 to start conversion - this should trigger the interrupt
        ADC_forceSOC(CONFIG_ADC0_BASE_ADDR, ADC_SOC_NUMBER0);
        
        // Wait for conversion to complete by checking interrupt status
        while(ADC_getInterruptStatus(CONFIG_ADC0_BASE_ADDR, ADC_INT_NUMBER1) == false)
        {
            // Wait for interrupt
        }
        
        // Read the conversion result
        uint16_t adcResult = ADC_readResult(CONFIG_ADC0_RESULT_BASE_ADDR, ADC_SOC_NUMBER0);
        DebugP_log("CH0 : %d, Callback count: %lu\r\n", adcResult, count);
    }

#if defined(AMP_FREERTOS_A53)
    DebugP_log("All tests have passed on a53_core%d!!\r\n", Armv8_getCoreId());
#else
    DebugP_log("All tests have passed!!\r\n");
#endif 
    Board_driversClose();
    Drivers_close();
}

通过这一点、我能够确认回调是否正常工作、并且还可以中断它：

此致、
阿克什特