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[stm32] i2c irq priority can be set #1143

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merged 1 commit into from
Mar 12, 2024
Merged

[stm32] i2c irq priority can be set #1143

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10 changes: 5 additions & 5 deletions src/modm/platform/i2c/stm32-extended/i2c_master.cpp.in
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Original file line number Diff line number Diff line change
Expand Up @@ -513,7 +513,7 @@ MODM_ISR(I2C{{ id }}_ER)
// ----------------------------------------------------------------------------

void
modm::platform::I2cMaster{{ id }}::initializeWithPrescaler(uint32_t timingRegisterValue)
modm::platform::I2cMaster{{ id }}::initializeWithPrescaler(uint32_t timingRegisterValue, uint8_t isrPriority)
{
Rcc::enable<Peripheral::I2c{{id}}>();

Expand Down Expand Up @@ -557,19 +557,19 @@ modm::platform::I2cMaster{{ id }}::initializeWithPrescaler(uint32_t timingRegist

%% if shared_irq
// Enable Interrupt
NVIC_SetPriority({{ shared_irq }}_IRQn, 10);
NVIC_SetPriority({{ shared_irq }}_IRQn, isrPriority);
NVIC_EnableIRQ({{ shared_irq }}_IRQn);
%% elif single_interrupt
// Enable Interrupt
NVIC_SetPriority(I2C{{ id }}_IRQn, 10);
NVIC_SetPriority(I2C{{ id }}_IRQn, isrPriority);
NVIC_EnableIRQ(I2C{{ id }}_IRQn);
%% else
// Enable Error Interrupt
NVIC_SetPriority(I2C{{ id }}_ER_IRQn, 10);
NVIC_SetPriority(I2C{{ id }}_ER_IRQn, isrPriority);
NVIC_EnableIRQ(I2C{{ id }}_ER_IRQn);

// Enable Event Interrupt
NVIC_SetPriority(I2C{{ id }}_EV_IRQn, 10);
NVIC_SetPriority(I2C{{ id }}_EV_IRQn, isrPriority);
NVIC_EnableIRQ(I2C{{ id }}_EV_IRQn);
%% endif

Expand Down
6 changes: 3 additions & 3 deletions src/modm/platform/i2c/stm32-extended/i2c_master.hpp.in
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Original file line number Diff line number Diff line change
Expand Up @@ -99,12 +99,12 @@ public:
*/
template<class SystemClock, baudrate_t baudrate=kBd(100), percent_t tolerance=pct(5)>
static void
initialize()
initialize(uint8_t isrPriority = 10u)
{
constexpr std::optional<uint32_t> timingRegisterValue = calculateTimings<SystemClock, baudrate, tolerance>();
static_assert(bool(timingRegisterValue), "Could not find a valid clock configuration for the requested baudrate");

initializeWithPrescaler(timingRegisterValue.value());
initializeWithPrescaler(timingRegisterValue.value(), isrPriority);
}

static bool
Expand All @@ -118,7 +118,7 @@ public:

private:
static void
initializeWithPrescaler(uint32_t timingRegisterValue);
initializeWithPrescaler(uint32_t timingRegisterValue, uint8_t isrPriority = 10u);

%% if shared_irq
friend void ::{{ shared_irq }}_IRQHandler();
Expand Down