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[LR11x0] Added generalized IRQ handling via PHY

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This commit is contained in:
jgromes 2024-08-20 20:34:05 +02:00
parent 02b92fd8eb
commit d75e286aa5
2 changed files with 41 additions and 31 deletions
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52
src/modules/LR11x0/LR11x0.cpp
View file

@ -11,6 +11,16 @@
LR11x0::LR11x0(Module* mod) : PhysicalLayer(RADIOLIB_LR11X0_FREQUENCY_STEP_SIZE, RADIOLIB_LR11X0_MAX_PACKET_LENGTH) {
this->mod = mod;
this->XTAL = false;
this->irqMap[RADIOLIB_IRQ_TX_DONE] = RADIOLIB_LR11X0_IRQ_TX_DONE;
this->irqMap[RADIOLIB_IRQ_RX_DONE] = RADIOLIB_LR11X0_IRQ_RX_DONE;
this->irqMap[RADIOLIB_IRQ_PREAMBLE_DETECTED] = RADIOLIB_LR11X0_IRQ_PREAMBLE_DETECTED;
this->irqMap[RADIOLIB_IRQ_SYNC_WORD_VALID] = RADIOLIB_LR11X0_IRQ_SYNC_WORD_HEADER_VALID;
this->irqMap[RADIOLIB_IRQ_HEADER_VALID] = RADIOLIB_LR11X0_IRQ_SYNC_WORD_HEADER_VALID;
this->irqMap[RADIOLIB_IRQ_HEADER_ERR] = RADIOLIB_LR11X0_IRQ_HEADER_ERR;
this->irqMap[RADIOLIB_IRQ_CRC_ERR] = RADIOLIB_LR11X0_IRQ_CRC_ERR;
this->irqMap[RADIOLIB_IRQ_CAD_DONE] = RADIOLIB_LR11X0_IRQ_CAD_DONE;
this->irqMap[RADIOLIB_IRQ_CAD_DETECTED] = RADIOLIB_LR11X0_IRQ_CAD_DETECTED;
this->irqMap[RADIOLIB_IRQ_TIMEOUT] = RADIOLIB_LR11X0_IRQ_TIMEOUT;
}
int16_t LR11x0::begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, uint16_t preambleLength, float tcxoVoltage) {
@ -285,6 +295,7 @@ int16_t LR11x0::scanChannel() {
.detMin = RADIOLIB_LR11X0_CAD_PARAM_DEFAULT,
.exitMode = RADIOLIB_LR11X0_CAD_PARAM_DEFAULT,
.timeout = 0,
.irqFlags = RADIOLIB_IRQ_NOT_SUPPORTED,
},
};
return(this->scanChannel(config));
@ -557,6 +568,7 @@ int16_t LR11x0::startChannelScan() {
.detMin = RADIOLIB_LR11X0_CAD_PARAM_DEFAULT,
.exitMode = RADIOLIB_LR11X0_CAD_PARAM_DEFAULT,
.timeout = 0,
.irqFlags = RADIOLIB_IRQ_NOT_SUPPORTED,
},
};
return(this->startChannelScan(config));
@ -580,7 +592,8 @@ int16_t LR11x0::startChannelScan(ChannelScanConfig_t config) {
this->mod->setRfSwitchState(Module::MODE_RX);
// set DIO pin mapping
state = setDioIrqParams(RADIOLIB_LR11X0_IRQ_CAD_DETECTED | RADIOLIB_LR11X0_IRQ_CAD_DONE);
uint16_t irqFlags = (config.cad.irqFlags == RADIOLIB_IRQ_NOT_SUPPORTED) ? RADIOLIB_LR11X0_IRQ_CAD_DETECTED | RADIOLIB_LR11X0_IRQ_CAD_DONE : config.cad.irqFlags;
state = setDioIrqParams(irqFlags, irqFlags);
RADIOLIB_ASSERT(state);
// clear interrupt flags
@ -1346,33 +1359,16 @@ int16_t LR11x0::irqRxDoneRxTimeout(uint32_t &irqFlags, uint32_t &irqMask) {
return(RADIOLIB_ERR_NONE);
}
int16_t LR11x0::checkIrq(uint8_t irq) {
uint16_t flags = getIrqStatus();
switch(irq) {
case RADIOLIB_IRQ_TX_DONE:
return(flags & RADIOLIB_LR11X0_IRQ_TX_DONE);
case RADIOLIB_IRQ_RX_DONE:
return(flags & RADIOLIB_LR11X0_IRQ_RX_DONE);
case RADIOLIB_IRQ_PREAMBLE_DETECTED:
return(flags & RADIOLIB_LR11X0_IRQ_PREAMBLE_DETECTED);
case RADIOLIB_IRQ_SYNC_WORD_VALID:
return(flags & RADIOLIB_LR11X0_IRQ_SYNC_WORD_HEADER_VALID);
case RADIOLIB_IRQ_HEADER_VALID:
return(flags & RADIOLIB_LR11X0_IRQ_SYNC_WORD_HEADER_VALID);
case RADIOLIB_IRQ_HEADER_ERR:
return(flags & RADIOLIB_LR11X0_IRQ_HEADER_ERR);
case RADIOLIB_IRQ_CRC_ERR:
return(flags & RADIOLIB_LR11X0_IRQ_CRC_ERR);
case RADIOLIB_IRQ_CAD_DONE:
return(flags & RADIOLIB_LR11X0_IRQ_CAD_DONE);
case RADIOLIB_IRQ_CAD_DETECTED:
return(flags & RADIOLIB_LR11X0_IRQ_CAD_DETECTED);
case RADIOLIB_IRQ_TIMEOUT:
return(flags & RADIOLIB_LR11X0_IRQ_TIMEOUT);
default:
return(RADIOLIB_ERR_UNSUPPORTED);
}
return(RADIOLIB_ERR_UNSUPPORTED);
uint32_t LR11x0::getIrqFlags() {
return((uint32_t)this->getIrqStatus());
}
int16_t LR11x0::setIrqFlags(uint32_t irq) {
return(this->setDioIrqParams(irq, irq));
}
int16_t LR11x0::clearIrqFlags(uint32_t irq) {
return(this->clearIrq(irq));
}
uint8_t LR11x0::randomByte() {

20
src/modules/LR11x0/LR11x0.h
View file

@ -1225,10 +1225,24 @@ class LR11x0: public PhysicalLayer {
int16_t irqRxDoneRxTimeout(uint32_t &irqFlags, uint32_t &irqMask) override;
/*!
\brief Check whether a specific IRQ bit is set (e.g. RxTimeout, CadDone).
\returns Whether requested IRQ is set.
\brief Read currently active IRQ flags.
\returns IRQ flags.
*/
int16_t checkIrq(uint8_t irq) override;
uint32_t getIrqFlags();
/*!
\brief Set interrupt on DIO1 to be sent on a specific IRQ bit (e.g. RxTimeout, CadDone).
\param irq Module-specific IRQ flags.
\returns \ref status_codes
*/
int16_t setIrqFlags(uint32_t irq);
/*!
\brief Clear interrupt on a specific IRQ bit (e.g. RxTimeout, CadDone).
\param irq Module-specific IRQ flags.
\returns \ref status_codes
*/
int16_t clearIrqFlags(uint32_t irq);
/*!
\brief Get one truly random byte from RSSI noise.