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stm32: Add basic support for DMA priority settings

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This commit is contained in:
Matous Hybl
2022-11-23 10:11:19 +01:00
parent cea29d7de3
commit 4cc0463123
4 changed files with 31 additions and 8 deletions
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17
embassy-stm32/src/lib.rs
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@ -79,6 +79,8 @@ pub(crate) mod _generated {
// Reexports
pub use _generated::{peripherals, Peripherals};
pub use embassy_cortex_m::executor;
#[cfg(any(dma, bdma))]
use embassy_cortex_m::interrupt::Priority;
pub use embassy_cortex_m::interrupt::_export::interrupt;
pub use embassy_hal_common::{into_ref, Peripheral, PeripheralRef};
#[cfg(feature = "unstable-pac")]
@ -91,6 +93,10 @@ pub struct Config {
pub rcc: rcc::Config,
#[cfg(dbgmcu)]
pub enable_debug_during_sleep: bool,
#[cfg(bdma)]
pub bdma_interrupt_priority: Priority,
#[cfg(dma)]
pub dma_interrupt_priority: Priority,
}
impl Default for Config {
@ -99,6 +105,10 @@ impl Default for Config {
rcc: Default::default(),
#[cfg(dbgmcu)]
enable_debug_during_sleep: true,
#[cfg(bdma)]
bdma_interrupt_priority: Priority::P0,
#[cfg(dma)]
dma_interrupt_priority: Priority::P0,
}
}
}
@ -137,7 +147,12 @@ pub fn init(config: Config) -> Peripherals {
}
gpio::init();
dma::init();
dma::init(
#[cfg(bdma)]
config.bdma_interrupt_priority,
#[cfg(dma)]
config.dma_interrupt_priority,
);
#[cfg(feature = "exti")]
exti::init();