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https://github.com/espressif/esp-idf.git
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938a73756c
esp_common/shared_stack: refactored the implemenation of shared stack function (still not working properly) esp_expression_with_stack: refactored the shared stack function calling mechanism and updated the documentation
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "unity.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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#include "sdkconfig.h"
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#include "test_utils.h"
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#include "esp_expression_with_stack.h"
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void external_stack_function(void)
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{
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printf("Executing this printf from external stack! sp=%p\n", get_sp());
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}
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void another_external_stack_function(void)
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{
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//We can even use Freertos resources inside of this context.
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printf("We can even use FreeRTOS resources delaying..., sp=%p\n", get_sp());
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vTaskDelay(100);
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printf("Done!, sp=%p\n", get_sp());
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}
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TEST_CASE("test printf using shared buffer stack", "[newlib]")
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{
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portSTACK_TYPE *shared_stack = malloc(8192);
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TEST_ASSERT(shared_stack != NULL);
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SemaphoreHandle_t printf_lock = xSemaphoreCreateMutex();
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TEST_ASSERT_NOT_NULL(printf_lock);
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printf("SP: %p\n", get_sp());
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printf("shared_stack: %p\n", (void *)shared_stack);
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esp_execute_shared_stack_function(printf_lock, shared_stack,8192,external_stack_function);
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esp_execute_shared_stack_function(printf_lock, shared_stack,8192,another_external_stack_function);
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vSemaphoreDelete(printf_lock);
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free(shared_stack);
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}
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