diff options
Diffstat (limited to 'rtic-monotonics/src/nrf/rtc.rs')
| -rw-r--r-- | rtic-monotonics/src/nrf/rtc.rs | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/rtic-monotonics/src/nrf/rtc.rs b/rtic-monotonics/src/nrf/rtc.rs index 724c477..03610c0 100644 --- a/rtic-monotonics/src/nrf/rtc.rs +++ b/rtic-monotonics/src/nrf/rtc.rs @@ -5,19 +5,22 @@ //! ``` //! use rtic_monotonics::nrf::rtc::*; //! -//! # async fn usage() { -//! # let rtc = unsafe { core::mem::transmute(()) }; -//! // Generate the required token -//! let token = rtic_monotonics::create_nrf_rtc0_monotonic_token!(); +//! fn init() { +//! # // This is normally provided by the selected PAC +//! # let rtc = unsafe { core::mem::transmute(()) }; +//! // Generate the required token +//! let token = rtic_monotonics::create_nrf_rtc0_monotonic_token!(); //! -//! // Start the monotonic -//! Rtc0::start(rtc, token); +//! // Start the monotonic +//! Rtc0::start(rtc, token); +//! } //! -//! loop { -//! // Use the monotonic -//! Rtc0::delay(100.millis()).await; +//! async fn usage() { +//! loop { +//! // Use the monotonic +//! Rtc0::delay(100.millis()).await; +//! } //! } -//! # } //! ``` #[cfg(feature = "nrf52810")] @@ -106,7 +109,13 @@ macro_rules! make_rtc { $tq.initialize(Self {}); - unsafe { pac::NVIC::unmask(Interrupt::$rtc) }; + // SAFETY: We take full ownership of the peripheral and interrupt vector, + // plus we are not using any external shared resources so we won't impact + // basepri/source masking based critical sections. + unsafe { + crate::set_monotonic_prio(pac::NVIC_PRIO_BITS, Interrupt::$rtc); + pac::NVIC::unmask(Interrupt::$rtc); + } } /// Used to access the underlying timer queue |