kopia lustrzana https://github.com/espressif/esp-idf
520 wiersze
18 KiB
C
520 wiersze
18 KiB
C
/*
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* SPDX-FileCopyrightText: 2016-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <sys/cdefs.h>
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#include "sdkconfig.h"
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#include "esp_err.h"
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#include "esp_log.h"
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#include "esp_console.h"
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#include "esp_vfs_dev.h"
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#include "esp_vfs_cdcacm.h"
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#include "esp_vfs_usb_serial_jtag.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "driver/uart.h"
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#include "driver/usb_serial_jtag.h"
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#include "linenoise/linenoise.h"
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static const char *TAG = "console.repl";
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#define CONSOLE_PROMPT_MAX_LEN (32)
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#define CONSOLE_PATH_MAX_LEN (ESP_VFS_PATH_MAX)
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typedef enum {
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CONSOLE_REPL_STATE_DEINIT,
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CONSOLE_REPL_STATE_INIT,
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CONSOLE_REPL_STATE_START,
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} repl_state_t;
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typedef struct {
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esp_console_repl_t repl_core; // base class
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char prompt[CONSOLE_PROMPT_MAX_LEN]; // Prompt to be printed before each line
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repl_state_t state;
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const char *history_save_path;
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TaskHandle_t task_hdl; // REPL task handle
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} esp_console_repl_com_t;
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typedef struct {
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esp_console_repl_com_t repl_com; // base class
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int uart_channel; // uart channel number
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} esp_console_repl_universal_t;
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static void esp_console_repl_task(void *args);
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static esp_err_t esp_console_repl_uart_delete(esp_console_repl_t *repl);
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static esp_err_t esp_console_repl_usb_cdc_delete(esp_console_repl_t *repl);
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#if CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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static esp_err_t esp_console_repl_usb_serial_jtag_delete(esp_console_repl_t *repl);
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#endif //CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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static esp_err_t esp_console_common_init(esp_console_repl_com_t *repl_com);
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static esp_err_t esp_console_setup_prompt(const char *prompt, esp_console_repl_com_t *repl_com);
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static esp_err_t esp_console_setup_history(const char *history_path, uint32_t max_history_len, esp_console_repl_com_t *repl_com);
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esp_err_t esp_console_new_repl_usb_cdc(const esp_console_dev_usb_cdc_config_t *dev_config, const esp_console_repl_config_t *repl_config, esp_console_repl_t **ret_repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_universal_t *cdc_repl = NULL;
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if (!repl_config | !dev_config | !ret_repl) {
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ret = ESP_ERR_INVALID_ARG;
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goto _exit;
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}
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// allocate memory for console REPL context
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cdc_repl = calloc(1, sizeof(esp_console_repl_universal_t));
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if (!cdc_repl) {
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ret = ESP_ERR_NO_MEM;
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goto _exit;
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}
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/* Minicom, screen, idf_monitor send CR when ENTER key is pressed */
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esp_vfs_dev_cdcacm_set_rx_line_endings(ESP_LINE_ENDINGS_CR);
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/* Move the caret to the beginning of the next line on '\n' */
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esp_vfs_dev_cdcacm_set_tx_line_endings(ESP_LINE_ENDINGS_CRLF);
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/* Enable non-blocking mode on stdin and stdout */
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fcntl(fileno(stdout), F_SETFL, 0);
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fcntl(fileno(stdin), F_SETFL, 0);
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// initialize console, common part
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ret = esp_console_common_init(&cdc_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// setup history
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ret = esp_console_setup_history(repl_config->history_save_path, repl_config->max_history_len, &cdc_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// setup prompt
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esp_console_setup_prompt(repl_config->prompt, &cdc_repl->repl_com);
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/* Fill the structure here as it will be used directly by the created task. */
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cdc_repl->uart_channel = CONFIG_ESP_CONSOLE_UART_NUM;
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cdc_repl->repl_com.state = CONSOLE_REPL_STATE_INIT;
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cdc_repl->repl_com.repl_core.del = esp_console_repl_usb_cdc_delete;
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/* spawn a single thread to run REPL */
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if (xTaskCreate(esp_console_repl_task, "console_repl", repl_config->task_stack_size,
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cdc_repl, repl_config->task_priority, &cdc_repl->repl_com.task_hdl) != pdTRUE) {
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ret = ESP_FAIL;
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goto _exit;
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}
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*ret_repl = &cdc_repl->repl_com.repl_core;
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return ESP_OK;
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_exit:
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if (cdc_repl) {
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esp_console_deinit();
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free(cdc_repl);
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}
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if (ret_repl) {
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*ret_repl = NULL;
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}
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return ret;
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}
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#if CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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esp_err_t esp_console_new_repl_usb_serial_jtag(const esp_console_dev_usb_serial_jtag_config_t *dev_config, const esp_console_repl_config_t *repl_config, esp_console_repl_t **ret_repl)
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{
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esp_console_repl_universal_t *usb_serial_jtag_repl = NULL;
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if (!repl_config | !dev_config | !ret_repl) {
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return ESP_ERR_INVALID_ARG;
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}
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esp_err_t ret = ESP_OK;
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// allocate memory for console REPL context
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usb_serial_jtag_repl = calloc(1, sizeof(esp_console_repl_universal_t));
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if (!usb_serial_jtag_repl) {
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ret = ESP_ERR_NO_MEM;
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goto _exit;
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}
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/* Disable buffering on stdin */
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setvbuf(stdin, NULL, _IONBF, 0);
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/* Minicom, screen, idf_monitor send CR when ENTER key is pressed */
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esp_vfs_dev_usb_serial_jtag_set_rx_line_endings(ESP_LINE_ENDINGS_CR);
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/* Move the caret to the beginning of the next line on '\n' */
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esp_vfs_dev_usb_serial_jtag_set_tx_line_endings(ESP_LINE_ENDINGS_CRLF);
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/* Enable non-blocking mode on stdin and stdout */
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fcntl(fileno(stdout), F_SETFL, 0);
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fcntl(fileno(stdin), F_SETFL, 0);
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usb_serial_jtag_driver_config_t usb_serial_jtag_config = USB_SERIAL_JTAG_DRIVER_CONFIG_DEFAULT();
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/* Install USB-SERIAL-JTAG driver for interrupt-driven reads and writes */
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ret = usb_serial_jtag_driver_install(&usb_serial_jtag_config);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// initialize console, common part
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ret = esp_console_common_init(&usb_serial_jtag_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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/* Tell vfs to use usb-serial-jtag driver */
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esp_vfs_usb_serial_jtag_use_driver();
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// setup history
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ret = esp_console_setup_history(repl_config->history_save_path, repl_config->max_history_len, &usb_serial_jtag_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// setup prompt
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esp_console_setup_prompt(repl_config->prompt, &usb_serial_jtag_repl->repl_com);
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/* spawn a single thread to run REPL */
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if (xTaskCreate(esp_console_repl_task, "console_repl", repl_config->task_stack_size,
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&usb_serial_jtag_repl->repl_com, repl_config->task_priority, &usb_serial_jtag_repl->repl_com.task_hdl) != pdTRUE) {
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ret = ESP_FAIL;
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goto _exit;
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}
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usb_serial_jtag_repl->uart_channel = CONFIG_ESP_CONSOLE_UART_NUM;
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usb_serial_jtag_repl->repl_com.state = CONSOLE_REPL_STATE_INIT;
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usb_serial_jtag_repl->repl_com.repl_core.del = esp_console_repl_usb_serial_jtag_delete;
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*ret_repl = &usb_serial_jtag_repl->repl_com.repl_core;
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return ESP_OK;
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_exit:
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if (usb_serial_jtag_repl) {
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esp_console_deinit();
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free(usb_serial_jtag_repl);
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}
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if (ret_repl) {
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*ret_repl = NULL;
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}
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return ret;
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}
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#endif // CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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esp_err_t esp_console_new_repl_uart(const esp_console_dev_uart_config_t *dev_config, const esp_console_repl_config_t *repl_config, esp_console_repl_t **ret_repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_universal_t *uart_repl = NULL;
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if (!repl_config | !dev_config | !ret_repl) {
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ret = ESP_ERR_INVALID_ARG;
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goto _exit;
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}
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// allocate memory for console REPL context
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uart_repl = calloc(1, sizeof(esp_console_repl_universal_t));
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if (!uart_repl) {
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ret = ESP_ERR_NO_MEM;
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goto _exit;
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}
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/* Drain stdout before reconfiguring it */
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fflush(stdout);
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fsync(fileno(stdout));
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/* Minicom, screen, idf_monitor send CR when ENTER key is pressed */
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esp_vfs_dev_uart_port_set_rx_line_endings(dev_config->channel, ESP_LINE_ENDINGS_CR);
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/* Move the caret to the beginning of the next line on '\n' */
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esp_vfs_dev_uart_port_set_tx_line_endings(dev_config->channel, ESP_LINE_ENDINGS_CRLF);
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/* Configure UART. Note that REF_TICK/XTAL is used so that the baud rate remains
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* correct while APB frequency is changing in light sleep mode.
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*/
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const uart_config_t uart_config = {
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.baud_rate = dev_config->baud_rate,
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.data_bits = UART_DATA_8_BITS,
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.parity = UART_PARITY_DISABLE,
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.stop_bits = UART_STOP_BITS_1,
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#if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2
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.source_clk = UART_SCLK_REF_TICK,
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#else
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.source_clk = UART_SCLK_XTAL,
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#endif
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};
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uart_param_config(dev_config->channel, &uart_config);
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uart_set_pin(dev_config->channel, dev_config->tx_gpio_num, dev_config->rx_gpio_num, -1, -1);
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/* Install UART driver for interrupt-driven reads and writes */
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ret = uart_driver_install(dev_config->channel, 256, 0, 0, NULL, 0);
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if (ret != ESP_OK) {
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goto _exit;
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}
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/* Tell VFS to use UART driver */
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esp_vfs_dev_uart_use_driver(dev_config->channel);
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// initialize console, common part
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ret = esp_console_common_init(&uart_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// setup history
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ret = esp_console_setup_history(repl_config->history_save_path, repl_config->max_history_len, &uart_repl->repl_com);
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if (ret != ESP_OK) {
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goto _exit;
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}
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// setup prompt
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esp_console_setup_prompt(repl_config->prompt, &uart_repl->repl_com);
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/* Fill the structure here as it will be used directly by the created task. */
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uart_repl->uart_channel = dev_config->channel;
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uart_repl->repl_com.state = CONSOLE_REPL_STATE_INIT;
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uart_repl->repl_com.repl_core.del = esp_console_repl_uart_delete;
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/* Spawn a single thread to run REPL, we need to pass `uart_repl` to it as
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* it also requires the uart channel. */
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if (xTaskCreate(esp_console_repl_task, "console_repl", repl_config->task_stack_size,
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uart_repl, repl_config->task_priority, &uart_repl->repl_com.task_hdl) != pdTRUE) {
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ret = ESP_FAIL;
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goto _exit;
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}
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*ret_repl = &uart_repl->repl_com.repl_core;
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return ESP_OK;
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_exit:
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if (uart_repl) {
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esp_console_deinit();
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uart_driver_delete(dev_config->channel);
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free(uart_repl);
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}
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if (ret_repl) {
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*ret_repl = NULL;
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}
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return ret;
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}
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esp_err_t esp_console_start_repl(esp_console_repl_t *repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_com_t *repl_com = __containerof(repl, esp_console_repl_com_t, repl_core);
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// check if already initialized
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if (repl_com->state != CONSOLE_REPL_STATE_INIT) {
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ret = ESP_ERR_INVALID_STATE;
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goto _exit;
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}
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repl_com->state = CONSOLE_REPL_STATE_START;
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xTaskNotifyGive(repl_com->task_hdl);
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return ESP_OK;
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_exit:
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return ret;
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}
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static esp_err_t esp_console_setup_prompt(const char *prompt, esp_console_repl_com_t *repl_com)
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{
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/* set command line prompt */
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const char *prompt_temp = "esp>";
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if (prompt) {
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prompt_temp = prompt;
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}
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snprintf(repl_com->prompt, CONSOLE_PROMPT_MAX_LEN - 1, LOG_COLOR_I "%s " LOG_RESET_COLOR, prompt_temp);
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/* Figure out if the terminal supports escape sequences */
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int probe_status = linenoiseProbe();
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if (probe_status) {
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/* zero indicates success */
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linenoiseSetDumbMode(1);
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#if CONFIG_LOG_COLORS
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/* Since the terminal doesn't support escape sequences,
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* don't use color codes in the s_prompt.
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*/
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snprintf(repl_com->prompt, CONSOLE_PROMPT_MAX_LEN - 1, "%s ", prompt_temp);
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#endif //CONFIG_LOG_COLORS
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}
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return ESP_OK;
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}
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static esp_err_t esp_console_setup_history(const char *history_path, uint32_t max_history_len, esp_console_repl_com_t *repl_com)
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{
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esp_err_t ret = ESP_OK;
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repl_com->history_save_path = history_path;
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if (history_path) {
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/* Load command history from filesystem */
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linenoiseHistoryLoad(history_path);
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}
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/* Set command history size */
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if (linenoiseHistorySetMaxLen(max_history_len) != 1) {
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ESP_LOGE(TAG, "set max history length to %d failed", max_history_len);
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ret = ESP_FAIL;
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goto _exit;
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}
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return ESP_OK;
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_exit:
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return ret;
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}
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static esp_err_t esp_console_common_init(esp_console_repl_com_t *repl_com)
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{
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esp_err_t ret = ESP_OK;
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/* Initialize the console */
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esp_console_config_t console_config = ESP_CONSOLE_CONFIG_DEFAULT();
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#if CONFIG_LOG_COLORS
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console_config.hint_color = atoi(LOG_COLOR_CYAN);
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#endif
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ret = esp_console_init(&console_config);
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if (ret != ESP_OK) {
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goto _exit;
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}
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ret = esp_console_register_help_command();
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if (ret != ESP_OK) {
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goto _exit;
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}
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/* Configure linenoise line completion library */
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/* Enable multiline editing. If not set, long commands will scroll within single line */
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linenoiseSetMultiLine(1);
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/* Tell linenoise where to get command completions and hints */
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linenoiseSetCompletionCallback(&esp_console_get_completion);
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linenoiseSetHintsCallback((linenoiseHintsCallback *)&esp_console_get_hint);
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return ESP_OK;
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_exit:
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return ret;
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}
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static esp_err_t esp_console_repl_uart_delete(esp_console_repl_t *repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_com_t *repl_com = __containerof(repl, esp_console_repl_com_t, repl_core);
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esp_console_repl_universal_t *uart_repl = __containerof(repl_com, esp_console_repl_universal_t, repl_com);
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// check if already de-initialized
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if (repl_com->state == CONSOLE_REPL_STATE_DEINIT) {
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ESP_LOGE(TAG, "already de-initialized");
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ret = ESP_ERR_INVALID_STATE;
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goto _exit;
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}
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repl_com->state = CONSOLE_REPL_STATE_DEINIT;
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esp_console_deinit();
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esp_vfs_dev_uart_use_nonblocking(uart_repl->uart_channel);
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uart_driver_delete(uart_repl->uart_channel);
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free(uart_repl);
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_exit:
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return ret;
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}
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static esp_err_t esp_console_repl_usb_cdc_delete(esp_console_repl_t *repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_com_t *repl_com = __containerof(repl, esp_console_repl_com_t, repl_core);
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esp_console_repl_universal_t *cdc_repl = __containerof(repl_com, esp_console_repl_universal_t, repl_com);
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// check if already de-initialized
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if (repl_com->state == CONSOLE_REPL_STATE_DEINIT) {
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ESP_LOGE(TAG, "already de-initialized");
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ret = ESP_ERR_INVALID_STATE;
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goto _exit;
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}
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repl_com->state = CONSOLE_REPL_STATE_DEINIT;
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esp_console_deinit();
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free(cdc_repl);
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_exit:
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return ret;
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}
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#if CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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static esp_err_t esp_console_repl_usb_serial_jtag_delete(esp_console_repl_t *repl)
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{
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esp_err_t ret = ESP_OK;
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esp_console_repl_com_t *repl_com = __containerof(repl, esp_console_repl_com_t, repl_core);
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esp_console_repl_universal_t *usb_serial_jtag_repl = __containerof(repl_com, esp_console_repl_universal_t, repl_com);
|
|
// check if already de-initialized
|
|
if (repl_com->state == CONSOLE_REPL_STATE_DEINIT) {
|
|
ESP_LOGE(TAG, "already de-initialized");
|
|
ret = ESP_ERR_INVALID_STATE;
|
|
goto _exit;
|
|
}
|
|
repl_com->state = CONSOLE_REPL_STATE_DEINIT;
|
|
esp_console_deinit();
|
|
esp_vfs_usb_serial_jtag_use_nonblocking();
|
|
usb_serial_jtag_driver_uninstall();
|
|
free(usb_serial_jtag_repl);
|
|
_exit:
|
|
return ret;
|
|
}
|
|
#endif // CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
|
|
|
|
static void esp_console_repl_task(void *args)
|
|
{
|
|
esp_console_repl_universal_t *repl_conf = (esp_console_repl_universal_t *) args;
|
|
esp_console_repl_com_t *repl_com = &repl_conf->repl_com;
|
|
const int uart_channel = repl_conf->uart_channel;
|
|
|
|
/* Waiting for task notify. This happens when `esp_console_start_repl()`
|
|
* function is called. */
|
|
ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
|
|
|
|
/* Change standard input and output of the task if the requested UART is
|
|
* NOT the default one. This block will replace stdin, stdout and stderr.
|
|
*/
|
|
if (uart_channel != CONFIG_ESP_CONSOLE_UART_NUM) {
|
|
char path[CONSOLE_PATH_MAX_LEN] = { 0 };
|
|
snprintf(path, CONSOLE_PATH_MAX_LEN, "/dev/uart/%d", uart_channel);
|
|
|
|
stdin = fopen(path, "r");
|
|
stdout = fopen(path, "w");
|
|
stderr = stdout;
|
|
}
|
|
|
|
/* Disable buffering on stdin of the current task.
|
|
* If the console is ran on a different UART than the default one,
|
|
* buffering shall only be disabled for the current one. */
|
|
setvbuf(stdin, NULL, _IONBF, 0);
|
|
|
|
/* This message shall be printed here and not earlier as the stdout
|
|
* has just been set above. */
|
|
printf("\r\n"
|
|
"Type 'help' to get the list of commands.\r\n"
|
|
"Use UP/DOWN arrows to navigate through command history.\r\n"
|
|
"Press TAB when typing command name to auto-complete.\r\n");
|
|
|
|
if (linenoiseIsDumbMode()) {
|
|
printf("\r\n"
|
|
"Your terminal application does not support escape sequences.\n\n"
|
|
"Line editing and history features are disabled.\n\n"
|
|
"On Windows, try using Putty instead.\r\n");
|
|
}
|
|
|
|
while (repl_com->state == CONSOLE_REPL_STATE_START) {
|
|
char *line = linenoise(repl_com->prompt);
|
|
if (line == NULL) {
|
|
ESP_LOGD(TAG, "empty line");
|
|
/* Ignore empty lines */
|
|
continue;
|
|
}
|
|
/* Add the command to the history */
|
|
linenoiseHistoryAdd(line);
|
|
/* Save command history to filesystem */
|
|
if (repl_com->history_save_path) {
|
|
linenoiseHistorySave(repl_com->history_save_path);
|
|
}
|
|
|
|
/* Try to run the command */
|
|
int ret;
|
|
esp_err_t err = esp_console_run(line, &ret);
|
|
if (err == ESP_ERR_NOT_FOUND) {
|
|
printf("Unrecognized command\n");
|
|
} else if (err == ESP_ERR_INVALID_ARG) {
|
|
// command was empty
|
|
} else if (err == ESP_OK && ret != ESP_OK) {
|
|
printf("Command returned non-zero error code: 0x%x (%s)\n", ret, esp_err_to_name(ret));
|
|
} else if (err != ESP_OK) {
|
|
printf("Internal error: %s\n", esp_err_to_name(err));
|
|
}
|
|
/* linenoise allocates line buffer on the heap, so need to free it */
|
|
linenoiseFree(line);
|
|
}
|
|
ESP_LOGD(TAG, "The End");
|
|
vTaskDelete(NULL);
|
|
}
|