Merge branch 'main' of https://github.com/embassy-rs/embassy into hrtim

2 files changed, 121 insertions, 8 deletions

diff --git a/examples/stm32f4/src/bin/can.rs b/examples/stm32f4/src/bin/can.rs
index da8955053..08bed88db 100644
--- a/examples/stm32f4/src/bin/can.rs
+++ b/examples/stm32f4/src/bin/can.rs
@@ -2,8 +2,8 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use cortex_m_rt::entry;
 use defmt::*;
+use embassy_executor::Spawner;
 use embassy_stm32::bind_interrupts;
 use embassy_stm32::can::bxcan::filter::Mask32;
 use embassy_stm32::can::bxcan::{Fifo, Frame, StandardId};
@@ -19,8 +19,8 @@ bind_interrupts!(struct Irqs {
     CAN1_TX => TxInterruptHandler<CAN1>;
 });
 
-#[entry]
-fn main() -> ! {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     info!("Hello World!");
 
     let mut p = embassy_stm32::init(Default::default());
@@ -34,9 +34,12 @@ fn main() -> ! {
 
     let mut can = Can::new(p.CAN1, p.PA11, p.PA12, Irqs);
 
-    can.modify_filters().enable_bank(0, Fifo::Fifo0, Mask32::accept_all());
+    can.as_mut()
+        .modify_filters()
+        .enable_bank(0, Fifo::Fifo0, Mask32::accept_all());
 
-    can.modify_config()
+    can.as_mut()
+        .modify_config()
         .set_bit_timing(0x001c0003) // http://www.bittiming.can-wiki.info/
         .set_loopback(true) // Receive own frames
         .set_silent(true)
@@ -45,9 +48,8 @@ fn main() -> ! {
     let mut i: u8 = 0;
     loop {
         let tx_frame = Frame::new_data(unwrap!(StandardId::new(i as _)), [i]);
-        unwrap!(nb::block!(can.transmit(&tx_frame)));
-        while !can.is_transmitter_idle() {}
-        let rx_frame = unwrap!(nb::block!(can.receive()));
+        can.write(&tx_frame).await;
+        let (_, rx_frame) = can.read().await.unwrap();
         info!("loopback frame {=u8}", unwrap!(rx_frame.data())[0]);
         i += 1;
     }
diff --git a/examples/stm32f4/src/bin/eth.rs b/examples/stm32f4/src/bin/eth.rs
new file mode 100644
index 000000000..d0b164393
--- /dev/null
+++ b/examples/stm32f4/src/bin/eth.rs
@@ -0,0 +1,111 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait)]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_net::tcp::TcpSocket;
+use embassy_net::{Ipv4Address, Stack, StackResources};
+use embassy_stm32::eth::generic_smi::GenericSMI;
+use embassy_stm32::eth::{Ethernet, PacketQueue};
+use embassy_stm32::peripherals::ETH;
+use embassy_stm32::rng::Rng;
+use embassy_stm32::time::mhz;
+use embassy_stm32::{bind_interrupts, eth, Config};
+use embassy_time::{Duration, Timer};
+use embedded_io::asynch::Write;
+use static_cell::make_static;
+use {defmt_rtt as _, panic_probe as _};
+bind_interrupts!(struct Irqs {
+    ETH => eth::InterruptHandler;
+});
+
+type Device = Ethernet<'static, ETH, GenericSMI>;
+
+#[embassy_executor::task]
+async fn net_task(stack: &'static Stack<Device>) -> ! {
+    stack.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) -> ! {
+    let mut config = Config::default();
+    config.rcc.sys_ck = Some(mhz(200));
+    let p = embassy_stm32::init(config);
+
+    info!("Hello World!");
+
+    // Generate random seed.
+    let mut rng = Rng::new(p.RNG);
+    let mut seed = [0; 8];
+    let _ = rng.async_fill_bytes(&mut seed).await;
+    let seed = u64::from_le_bytes(seed);
+
+    let mac_addr = [0x00, 0x00, 0xDE, 0xAD, 0xBE, 0xEF];
+
+    let device = Ethernet::new(
+        make_static!(PacketQueue::<16, 16>::new()),
+        p.ETH,
+        Irqs,
+        p.PA1,
+        p.PA2,
+        p.PC1,
+        p.PA7,
+        p.PC4,
+        p.PC5,
+        p.PG13,
+        p.PB13,
+        p.PG11,
+        GenericSMI::new(),
+        mac_addr,
+        0,
+    );
+
+    let config = embassy_net::Config::dhcpv4(Default::default());
+    //let config = embassy_net::Config::ipv4_static(embassy_net::StaticConfigV4 {
+    //    address: Ipv4Cidr::new(Ipv4Address::new(10, 42, 0, 61), 24),
+    //    dns_servers: Vec::new(),
+    //    gateway: Some(Ipv4Address::new(10, 42, 0, 1)),
+    //});
+
+    // Init network stack
+    let stack = &*make_static!(Stack::new(
+        device,
+        config,
+        make_static!(StackResources::<2>::new()),
+        seed
+    ));
+
+    // Launch network task
+    unwrap!(spawner.spawn(net_task(&stack)));
+
+    info!("Network task initialized");
+
+    // Then we can use it!
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+
+    loop {
+        let mut socket = TcpSocket::new(&stack, &mut rx_buffer, &mut tx_buffer);
+
+        socket.set_timeout(Some(embassy_time::Duration::from_secs(10)));
+
+        let remote_endpoint = (Ipv4Address::new(10, 42, 0, 1), 8000);
+        info!("connecting...");
+        let r = socket.connect(remote_endpoint).await;
+        if let Err(e) = r {
+            info!("connect error: {:?}", e);
+            continue;
+        }
+        info!("connected!");
+        let buf = [0; 1024];
+        loop {
+            let r = socket.write_all(&buf).await;
+            if let Err(e) = r {
+                info!("write error: {:?}", e);
+                continue;
+            }
+            Timer::after(Duration::from_secs(1)).await;
+        }
+    }
+}