Merge pull request #197 from rukai/fix_stm32_warnings

Fix warnings for embassy-stm32 and embassy-stm32-examples and add .cargo/config.toml + memory.x

embassy-stm32/src/dma/mod.rs

@@ -3,6 +3,7 @@
 #[cfg_attr(feature = "_dma_v1", path = "v1.rs")]
 #[cfg_attr(feature = "_dma_v2", path = "v2.rs")]
 mod _version;
+#[allow(unused)]
 pub use _version::*;
 
 use crate::pac;

embassy-stm32/src/dma/v2.rs

@@ -5,7 +5,7 @@ use embassy::util::AtomicWaker;
 use futures::future::poll_fn;
 
 use super::*;
-use crate::fmt::{assert, *};
+use crate::fmt::assert;
 use crate::interrupt;
 use crate::pac;
 use crate::pac::dma::{regs, vals};

embassy-stm32/src/exti.rs

@@ -11,7 +11,6 @@ use embassy_extras::unsafe_impl_unborrow;
 use embedded_hal::digital::v2::InputPin;
 use pac::exti::{regs, vals};
 
-use crate::fmt::*;
 use crate::gpio::{AnyPin, Input, Pin as GpioPin};
 use crate::interrupt;
 use crate::pac;

embassy-stm32/src/lib.rs

@@ -9,8 +9,6 @@
 // This must go FIRST so that all the other modules see its macros.
 pub mod fmt;
 
-use embassy::interrupt::{Interrupt, InterruptExt};
-
 #[cfg(feature = "_dma")]
 pub mod dma;
 pub mod exti;

embassy-stm32/src/pac/regs.rs

@@ -1,4 +1,3 @@
-#![no_std]
 #![doc = "Peripheral access API (generated using svd2rust v0.17.0 (22741fa 2021-04-20))"]
 pub mod syscfg_l4 {
     use crate::generic::*;

embassy-stm32/src/rng.rs

@@ -8,7 +8,6 @@ use embassy_extras::unborrow;
 use futures::future::poll_fn;
 use rand_core::{CryptoRng, RngCore};
 
-use crate::fmt::*;
 use crate::pac;
 
 pub(crate) static RNG_WAKER: AtomicWaker = AtomicWaker::new();

embassy-stm32/src/spi/mod.rs

@@ -8,6 +8,7 @@ pub use _version::*;
 
 use crate::gpio::Pin;
 
+#[cfg_attr(feature = "defmt", derive(defmt::Format))]
 pub enum Error {
     Framing,
     Crc,

embassy-stm32/src/spi/v1.rs

@@ -20,7 +20,6 @@ impl WordSize {
 }
 
 pub struct Spi<'d, T: Instance> {
-    //peri: T,
     sck: AnyPin,
     mosi: AnyPin,
     miso: AnyPin,
@@ -31,7 +30,7 @@ pub struct Spi<'d, T: Instance> {
 impl<'d, T: Instance> Spi<'d, T> {
     pub fn new<F>(
         pclk: Hertz,
-        peri: impl Unborrow<Target = T> + 'd,
+        _peri: impl Unborrow<Target = T> + 'd,
         sck: impl Unborrow<Target = impl SckPin<T>>,
         mosi: impl Unborrow<Target = impl MosiPin<T>>,
         miso: impl Unborrow<Target = impl MisoPin<T>>,
@@ -41,7 +40,7 @@ impl<'d, T: Instance> Spi<'d, T> {
     where
         F: Into<Hertz>,
     {
-        unborrow!(peri, sck, mosi, miso);
+        unborrow!(sck, mosi, miso);
 
         unsafe {
             sck.set_as_af(sck.af_num());
@@ -90,7 +89,6 @@ impl<'d, T: Instance> Spi<'d, T> {
         }
 
         Self {
-            //peri,
             sck,
             mosi,
             miso,

embassy-stm32/src/usart/v1.rs

@@ -3,8 +3,7 @@ use core::marker::PhantomData;
 use embassy::util::Unborrow;
 use embassy_extras::unborrow;
 
-use crate::gpio::{NoPin, Pin};
-use crate::pac::usart::{regs, vals, Usart};
+use crate::pac::usart::{regs, vals};
 
 use super::*;