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implement support for LPUART

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This commit is contained in:
Vincent Stakenburg
2022-06-09 15:17:03 +02:00
parent aefa5275a2
commit a833e02363
4 changed files with 99 additions and 64 deletions
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28
embassy-stm32/src/usart/buffered.rs
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@@ -9,14 +9,14 @@ use futures::future::poll_fn;
use super::*;
pub struct State<'d, T: Instance>(StateStorage<StateInner<'d, T>>);
impl<'d, T: Instance> State<'d, T> {
pub struct State<'d, T: BasicInstance>(StateStorage<StateInner<'d, T>>);
impl<'d, T: BasicInstance> State<'d, T> {
pub fn new() -> Self {
Self(StateStorage::new())
}
}
struct StateInner<'d, T: Instance> {
struct StateInner<'d, T: BasicInstance> {
phantom: PhantomData<&'d mut T>,
rx_waker: WakerRegistration,
@@ -26,16 +26,16 @@ struct StateInner<'d, T: Instance> {
tx: RingBuffer<'d>,
}
unsafe impl<'d, T: Instance> Send for StateInner<'d, T> {}
unsafe impl<'d, T: Instance> Sync for StateInner<'d, T> {}
unsafe impl<'d, T: BasicInstance> Send for StateInner<'d, T> {}
unsafe impl<'d, T: BasicInstance> Sync for StateInner<'d, T> {}
pub struct BufferedUart<'d, T: Instance> {
pub struct BufferedUart<'d, T: BasicInstance> {
inner: PeripheralMutex<'d, StateInner<'d, T>>,
}
impl<'d, T: Instance> Unpin for BufferedUart<'d, T> {}
impl<'d, T: BasicInstance> Unpin for BufferedUart<'d, T> {}
impl<'d, T: Instance> BufferedUart<'d, T> {
impl<'d, T: BasicInstance> BufferedUart<'d, T> {
pub fn new(
state: &'d mut State<'d, T>,
_uart: Uart<'d, T, NoDma, NoDma>,
@@ -66,7 +66,7 @@ impl<'d, T: Instance> BufferedUart<'d, T> {
}
}
impl<'d, T: Instance> StateInner<'d, T>
impl<'d, T: BasicInstance> StateInner<'d, T>
where
Self: 'd,
{
@@ -135,7 +135,7 @@ where
}
}
impl<'d, T: Instance> PeripheralState for StateInner<'d, T>
impl<'d, T: BasicInstance> PeripheralState for StateInner<'d, T>
where
Self: 'd,
{
@@ -152,11 +152,11 @@ impl embedded_io::Error for Error {
}
}
impl<'d, T: Instance> embedded_io::Io for BufferedUart<'d, T> {
impl<'d, T: BasicInstance> embedded_io::Io for BufferedUart<'d, T> {
type Error = Error;
}
impl<'d, T: Instance> embedded_io::asynch::Read for BufferedUart<'d, T> {
impl<'d, T: BasicInstance> embedded_io::asynch::Read for BufferedUart<'d, T> {
type ReadFuture<'a> = impl Future<Output = Result<usize, Self::Error>>
where
Self: 'a;
@@ -194,7 +194,7 @@ impl<'d, T: Instance> embedded_io::asynch::Read for BufferedUart<'d, T> {
}
}
impl<'d, T: Instance> embedded_io::asynch::BufRead for BufferedUart<'d, T> {
impl<'d, T: BasicInstance> embedded_io::asynch::BufRead for BufferedUart<'d, T> {
type FillBufFuture<'a> = impl Future<Output = Result<&'a [u8], Self::Error>>
where
Self: 'a;
@@ -231,7 +231,7 @@ impl<'d, T: Instance> embedded_io::asynch::BufRead for BufferedUart<'d, T> {
}
}
impl<'d, T: Instance> embedded_io::asynch::Write for BufferedUart<'d, T> {
impl<'d, T: BasicInstance> embedded_io::asynch::Write for BufferedUart<'d, T> {
type WriteFuture<'a> = impl Future<Output = Result<usize, Self::Error>>
where
Self: 'a;