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feat(uart): refactor PeriMan detaching function init #11896

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Merged
merged 7 commits into from
Oct 7, 2025
+28 −20
Merged

feat(uart): refactor PeriMan detaching function init #11896

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55b823c
feat(uart): refactor PeriMan detaching function init
SuGlider Oct 3, 2025
a820380
feat(uart): remove uart_init_PeriMan function declaration
SuGlider Oct 3, 2025
6a512b1
feat(uart): remove uart_init_PeriMan call in constructor
SuGlider Oct 3, 2025
5954b23
feat(uart): reorganize Serial0 setup call to show in log_v within CDC
SuGlider Oct 3, 2025
3190bd5
feat(hwcdc): Refactor HWCDC constructor for bus deinitialization
SuGlider Oct 3, 2025
c423b21
fix(hwcdc): fixes problem with log message
SuGlider Oct 3, 2025
afc20fc
ci(pre-commit): Apply automatic fixes
pre-commit-ci-lite[bot] Oct 7, 2025
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2 changes: 0 additions & 2 deletions cores/esp32/HardwareSerial.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -136,8 +136,6 @@ HardwareSerial::HardwareSerial(uint8_t uart_nr)
}
}
#endif
// set deinit function in the Peripheral Manager
uart_init_PeriMan();
}

HardwareSerial::~HardwareSerial() {
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24 changes: 16 additions & 8 deletions cores/esp32/esp32-hal-uart.c
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Original file line number Diff line number Diff line change
Expand Up @@ -479,6 +479,10 @@ static bool _uartAttachPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t
ret &= perimanSetPinBus(rxPin, ESP32_BUS_TYPE_UART_RX, (void *)uart, uart_num, -1);
if (ret) {
uart->_rxPin = rxPin;
// set Peripheral Manager deInit Callback for this UART pin
if (perimanGetBusDeinit(ESP32_BUS_TYPE_UART_RX) == NULL) {
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_RX, _uartDetachBus_RX);
}
}
}
if (!ret) {
Expand All @@ -502,6 +506,10 @@ static bool _uartAttachPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t
ret &= perimanSetPinBus(txPin, ESP32_BUS_TYPE_UART_TX, (void *)uart, uart_num, -1);
if (ret) {
uart->_txPin = txPin;
// set Peripheral Manager deInit Callback for this UART pin
if (perimanGetBusDeinit(ESP32_BUS_TYPE_UART_TX) == NULL) {
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_TX, _uartDetachBus_TX);
}
}
}
if (!ret) {
Expand All @@ -525,6 +533,10 @@ static bool _uartAttachPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t
ret &= perimanSetPinBus(ctsPin, ESP32_BUS_TYPE_UART_CTS, (void *)uart, uart_num, -1);
if (ret) {
uart->_ctsPin = ctsPin;
// set Peripheral Manager deInit Callback for this UART pin
if (perimanGetBusDeinit(ESP32_BUS_TYPE_UART_CTS) == NULL) {
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_CTS, _uartDetachBus_CTS);
}
}
}
if (!ret) {
Expand All @@ -548,6 +560,10 @@ static bool _uartAttachPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t
ret &= perimanSetPinBus(rtsPin, ESP32_BUS_TYPE_UART_RTS, (void *)uart, uart_num, -1);
if (ret) {
uart->_rtsPin = rtsPin;
// set Peripheral Manager deInit Callback for this UART pin
if (perimanGetBusDeinit(ESP32_BUS_TYPE_UART_RTS) == NULL) {
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_RTS, _uartDetachBus_RTS);
}
}
}
if (!ret) {
Expand All @@ -567,14 +583,6 @@ int8_t uart_get_TxPin(uint8_t uart_num) {
return _uart_bus_array[uart_num]._txPin;
}

void uart_init_PeriMan(void) {
// set Peripheral Manager deInit Callback for each UART pin
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_RX, _uartDetachBus_RX);
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_TX, _uartDetachBus_TX);
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_CTS, _uartDetachBus_CTS);
perimanSetBusDeinit(ESP32_BUS_TYPE_UART_RTS, _uartDetachBus_RTS);
}

// Routines that take care of UART events will be in the HardwareSerial Class code
void uartGetEventQueue(uart_t *uart, QueueHandle_t *q) {
// passing back NULL for the Queue pointer when UART is not initialized yet
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1 change: 0 additions & 1 deletion cores/esp32/esp32-hal-uart.h
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Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,6 @@ bool uartSetPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t ctsPin, in
// helper functions
int8_t uart_get_RxPin(uint8_t uart_num);
int8_t uart_get_TxPin(uint8_t uart_num);
void uart_init_PeriMan(void);

// Enables or disables HW Flow Control function -- needs also to set CTS and/or RTS pins
// UART_HW_FLOWCTRL_DISABLE = 0x0 disable hardware flow control
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