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feat(esp-modem): Add support for manual CMUX operations

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Closes https://github.com/espressif/esp-protocols/issues/168
This commit is contained in:
David Cermak
2022-10-25 15:41:48 +02:00
parent 3f0262dfe5
commit ac5d43882b
7 changed files with 185 additions and 87 deletions
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4
components/esp_modem/include/cxx_include/esp_modem_dte.hpp
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@ -116,8 +116,8 @@ private:
Lock internal_lock{}; /*!< Locks DTE operations */
unique_buffer buffer; /*!< DTE buffer */
std::shared_ptr<CMux> cmux_term; /*!< Primary terminal for this DTE */
std::shared_ptr<Terminal> command_term; /*!< Reference to the terminal used for sending commands */
std::shared_ptr<Terminal> data_term; /*!< Secondary terminal for this DTE */
std::shared_ptr<Terminal> term; /*!< Reference to the primary terminal (mostly for sending commands) */
std::shared_ptr<Terminal> other_term; /*!< Secondary terminal for this DTE */
modem_mode mode; /*!< DTE operation mode */
SignalGroup signal; /*!< Event group used to signal request-response operations */
command_result result; /*!< Command result of the currently exectuted command */

7
components/esp_modem/include/cxx_include/esp_modem_types.hpp
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@ -29,8 +29,13 @@ enum class modem_mode {
UNDEF,
COMMAND_MODE, /*!< Command mode -- the modem is supposed to send AT commands in this mode */
DATA_MODE, /*!< Data mode -- the modem communicates with network interface on PPP protocol */
CMUX_MODE /*!< CMUX (Multiplex mode) -- Simplified CMUX mode, which creates two virtual terminals,
CMUX_MODE, /*!< CMUX (Multiplex mode) -- Simplified CMUX mode, which creates two virtual terminals,
* assigning one solely to command interface and the other to the data mode */
CMUX_MANUAL_MODE, /*!< Enter CMUX mode manually -- just creates two virtual terminals */
CMUX_MANUAL_EXIT, /*!< Exits CMUX mode manually -- just destroys two virtual terminals */
CMUX_MANUAL_DATA, /*!< Sets the primary terminal to DATA mode in manual CMUX */
CMUX_MANUAL_COMMAND, /*!< Sets the primary terminal to COMMAND mode in manual CMUX */
CMUX_MANUAL_SWAP, /*!< Swaps virtual terminals in manual CMUX mode (primary <-> secondary) */
};
/**

5
components/esp_modem/include/esp_modem_c_api_types.h
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@ -36,6 +36,11 @@ typedef enum esp_modem_dce_mode {
ESP_MODEM_MODE_COMMAND, /**< Default mode after modem startup, used for sending AT commands */
ESP_MODEM_MODE_DATA, /**< Used for switching to PPP mode for the modem to connect to a network */
ESP_MODEM_MODE_CMUX, /**< Multiplexed terminal mode */
ESP_MODEM_MODE_CMUX_MANUAL, /**< CMUX manual mode */
ESP_MODEM_MODE_CMUX_MANUAL_EXIT, /**< Exit CMUX manual mode */
ESP_MODEM_MODE_CMUX_MANUAL_SWAP, /**< Swap terminals in CMUX manual mode */
ESP_MODEM_MODE_CMUX_MANUAL_DATA, /**< Set DATA mode in CMUX manual mode */
ESP_MODEM_MODE_CMUX_MANUAL_COMMAND, /**< Set COMMAND mode in CMUX manual mode */
} esp_modem_dce_mode_t;
/**