164 lines
3.8 KiB
Rust
164 lines
3.8 KiB
Rust
#![no_std]
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#![cfg_attr(
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feature = "nightly",
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feature(type_alias_impl_trait, async_fn_in_trait, impl_trait_projections)
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)]
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#![cfg_attr(feature = "nightly", allow(incomplete_features))]
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// This must go FIRST so that all the other modules see its macros.
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pub mod fmt;
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include!(concat!(env!("OUT_DIR"), "/_macros.rs"));
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// Utilities
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pub mod interrupt;
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pub mod time;
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mod traits;
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// Always-present hardware
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pub mod dma;
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pub mod gpio;
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pub mod rcc;
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#[cfg(feature = "_time-driver")]
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mod time_driver;
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pub mod timer;
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// Sometimes-present hardware
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#[cfg(adc)]
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pub mod adc;
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#[cfg(can)]
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pub mod can;
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#[cfg(dac)]
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pub mod dac;
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#[cfg(dcmi)]
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pub mod dcmi;
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#[cfg(eth)]
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pub mod eth;
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#[cfg(feature = "exti")]
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pub mod exti;
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#[cfg(fmc)]
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pub mod fmc;
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#[cfg(i2c)]
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pub mod i2c;
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#[cfg(crc)]
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pub mod crc;
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pub mod flash;
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pub mod pwm;
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#[cfg(quadspi)]
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pub mod qspi;
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#[cfg(rng)]
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pub mod rng;
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#[cfg(sdmmc)]
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pub mod sdmmc;
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#[cfg(spi)]
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pub mod spi;
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#[cfg(stm32wl)]
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pub mod subghz;
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#[cfg(usart)]
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pub mod usart;
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#[cfg(all(usb, feature = "time"))]
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pub mod usb;
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#[cfg(otg)]
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pub mod usb_otg;
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#[cfg(iwdg)]
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pub mod wdg;
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// This must go last, so that it sees all the impl_foo! macros defined earlier.
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pub(crate) mod _generated {
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#![allow(dead_code)]
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#![allow(unused_imports)]
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#![allow(non_snake_case)]
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include!(concat!(env!("OUT_DIR"), "/_generated.rs"));
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}
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// Reexports
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pub use _generated::{peripherals, Peripherals};
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pub use embassy_cortex_m::executor;
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#[cfg(any(dma, bdma))]
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use embassy_cortex_m::interrupt::Priority;
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pub use embassy_cortex_m::interrupt::_export::interrupt;
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pub use embassy_hal_common::{into_ref, Peripheral, PeripheralRef};
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#[cfg(feature = "unstable-pac")]
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pub use stm32_metapac as pac;
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#[cfg(not(feature = "unstable-pac"))]
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pub(crate) use stm32_metapac as pac;
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#[non_exhaustive]
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pub struct Config {
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pub rcc: rcc::Config,
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#[cfg(dbgmcu)]
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pub enable_debug_during_sleep: bool,
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#[cfg(bdma)]
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pub bdma_interrupt_priority: Priority,
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#[cfg(dma)]
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pub dma_interrupt_priority: Priority,
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}
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impl Default for Config {
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fn default() -> Self {
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Self {
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rcc: Default::default(),
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#[cfg(dbgmcu)]
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enable_debug_during_sleep: true,
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#[cfg(bdma)]
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bdma_interrupt_priority: Priority::P0,
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#[cfg(dma)]
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dma_interrupt_priority: Priority::P0,
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}
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}
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}
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/// Initialize embassy.
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pub fn init(config: Config) -> Peripherals {
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let p = Peripherals::take();
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unsafe {
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#[cfg(dbgmcu)]
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if config.enable_debug_during_sleep {
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crate::pac::DBGMCU.cr().modify(|cr| {
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#[cfg(any(dbgmcu_f0, dbgmcu_c0, dbgmcu_g0, dbgmcu_u5))]
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{
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cr.set_dbg_stop(true);
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cr.set_dbg_standby(true);
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}
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#[cfg(any(
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dbgmcu_f1, dbgmcu_f2, dbgmcu_f3, dbgmcu_f4, dbgmcu_f7, dbgmcu_g4, dbgmcu_f7, dbgmcu_l0, dbgmcu_l1,
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dbgmcu_l4, dbgmcu_wb, dbgmcu_wl
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))]
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{
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cr.set_dbg_sleep(true);
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cr.set_dbg_stop(true);
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cr.set_dbg_standby(true);
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}
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#[cfg(dbgmcu_h7)]
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{
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cr.set_d1dbgcken(true);
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cr.set_d3dbgcken(true);
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cr.set_dbgsleep_d1(true);
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cr.set_dbgstby_d1(true);
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cr.set_dbgstop_d1(true);
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}
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});
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}
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gpio::init();
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dma::init(
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#[cfg(bdma)]
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config.bdma_interrupt_priority,
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#[cfg(dma)]
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config.dma_interrupt_priority,
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);
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#[cfg(feature = "exti")]
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exti::init();
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rcc::init(config.rcc);
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// must be after rcc init
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#[cfg(feature = "_time-driver")]
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time_driver::init();
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}
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p
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}
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