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Merge pull request #1704 from rubdos/ieee802154-fixes

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Expose IEEE802.15.4 address in Driver
This commit is contained in:
Dario Nieuwenhuis 2023-07-31 12:30:33 +00:00 committed by GitHub
commit 6caf627262
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GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 83 additions and 57 deletions
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3
ci.sh
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@ -36,6 +36,9 @@ cargo batch \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ethernet,unstable-traits \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ethernet,nightly \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ethernet,unstable-traits,nightly \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip,unstable-traits,nightly \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip,medium-ethernet,unstable-traits,nightly \
--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip,medium-ethernet,medium-ieee802154,unstable-traits,nightly \
--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nightly,nrf52805,gpiote,time-driver-rtc1 \
--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nightly,nrf52810,gpiote,time-driver-rtc1 \
--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nightly,nrf52811,gpiote,time-driver-rtc1 \

2
cyw43/src/lib.rs
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@ -216,7 +216,7 @@ where
PWR: OutputPin,
SPI: SpiBusCyw43,
{
let (ch_runner, device) = ch::new(&mut state.ch, [0; 6]);
let (ch_runner, device) = ch::new(&mut state.ch, ch::driver::HardwareAddress::Ethernet([0; 6]));
let state_ch = ch_runner.state_runner();
let mut runner = Runner::new(ch_runner, Bus::new(pwr, spi), &state.ioctl_state, &state.events);

24
embassy-net-driver-channel/src/lib.rs
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@ -42,7 +42,7 @@ struct StateInner<'d, const MTU: usize> {
struct Shared {
link_state: LinkState,
waker: WakerRegistration,
ethernet_address: [u8; 6],
hardware_address: driver::HardwareAddress,
}
pub struct Runner<'d, const MTU: usize> {
@ -85,10 +85,10 @@ impl<'d, const MTU: usize> Runner<'d, MTU> {
});
}
pub fn set_ethernet_address(&mut self, address: [u8; 6]) {
pub fn set_hardware_address(&mut self, address: driver::HardwareAddress) {
self.shared.lock(|s| {
let s = &mut *s.borrow_mut();
s.ethernet_address = address;
s.hardware_address = address;
s.waker.wake();
});
}
@ -150,7 +150,15 @@ impl<'d> StateRunner<'d> {
pub fn set_ethernet_address(&self, address: [u8; 6]) {
self.shared.lock(|s| {
let s = &mut *s.borrow_mut();
s.ethernet_address = address;
s.hardware_address = driver::HardwareAddress::Ethernet(address);
s.waker.wake();
});
}
pub fn set_ieee802154_address(&self, address: [u8; 8]) {
self.shared.lock(|s| {
let s = &mut *s.borrow_mut();
s.hardware_address = driver::HardwareAddress::Ieee802154(address);
s.waker.wake();
});
}
@ -206,7 +214,7 @@ impl<'d, const MTU: usize> TxRunner<'d, MTU> {
pub fn new<'d, const MTU: usize, const N_RX: usize, const N_TX: usize>(
state: &'d mut State<MTU, N_RX, N_TX>,
ethernet_address: [u8; 6],
hardware_address: driver::HardwareAddress,
) -> (Runner<'d, MTU>, Device<'d, MTU>) {
let mut caps = Capabilities::default();
caps.max_transmission_unit = MTU;
@ -222,7 +230,7 @@ pub fn new<'d, const MTU: usize, const N_RX: usize, const N_TX: usize>(
tx: zerocopy_channel::Channel::new(&mut state.tx[..]),
shared: Mutex::new(RefCell::new(Shared {
link_state: LinkState::Down,
ethernet_address,
hardware_address,
waker: WakerRegistration::new(),
})),
});
@ -289,8 +297,8 @@ impl<'d, const MTU: usize> embassy_net_driver::Driver for Device<'d, MTU> {
self.caps.clone()
}
fn ethernet_address(&self) -> [u8; 6] {
self.shared.lock(|s| s.borrow().ethernet_address)
fn hardware_address(&self) -> driver::HardwareAddress {
self.shared.lock(|s| s.borrow().hardware_address)
}
fn link_state(&mut self, cx: &mut Context) -> LinkState {

2
embassy-net-driver/Cargo.toml
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@ -21,4 +21,4 @@ target = "thumbv7em-none-eabi"
features = ["defmt"]
[dependencies]
defmt = { version = "0.3", optional = true }
defmt = { version = "0.3", optional = true }

20
embassy-net-driver/src/lib.rs
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@ -4,6 +4,18 @@
use core::task::Context;
/// Representation of an hardware address, such as an Ethernet address or an IEEE802.15.4 address.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub enum HardwareAddress {
/// A six-octet Ethernet address
Ethernet([u8; 6]),
/// An eight-octet IEEE802.15.4 address
Ieee802154([u8; 8]),
/// Indicates that a Driver is IP-native, and has no hardware address
Ip,
}
/// Main `embassy-net` driver API.
///
/// This is essentially an interface for sending and receiving raw network frames.
@ -51,8 +63,8 @@ pub trait Driver {
/// Get a description of device capabilities.
fn capabilities(&self) -> Capabilities;
/// Get the device's Ethernet address.
fn ethernet_address(&self) -> [u8; 6];
/// Get the device's hardware address.
fn hardware_address(&self) -> HardwareAddress;
}
impl<T: ?Sized + Driver> Driver for &mut T {
@ -75,8 +87,8 @@ impl<T: ?Sized + Driver> Driver for &mut T {
fn link_state(&mut self, cx: &mut Context) -> LinkState {
T::link_state(self, cx)
}
fn ethernet_address(&self) -> [u8; 6] {
T::ethernet_address(self)
fn hardware_address(&self) -> HardwareAddress {
T::hardware_address(self)
}
}

2
embassy-net-esp-hosted/src/lib.rs
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@ -124,7 +124,7 @@ where
IN: InputPin + Wait,
OUT: OutputPin,
{
let (ch_runner, device) = ch::new(&mut state.ch, [0; 6]);
let (ch_runner, device) = ch::new(&mut state.ch, ch::driver::HardwareAddress::Ethernet([0; 6]));
let state_ch = ch_runner.state_runner();
let mut runner = Runner {

2
embassy-net-w5500/src/lib.rs
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@ -96,7 +96,7 @@ pub async fn new<'a, const N_RX: usize, const N_TX: usize, SPI: SpiDevice, INT:
let mac = W5500::new(spi_dev, mac_addr).await.unwrap();
let (runner, device) = ch::new(&mut state.ch_state, mac_addr);
let (runner, device) = ch::new(&mut state.ch_state, ch::driver::HardwareAddress::Ethernet(mac_addr));
(
device,
Runner {

62
embassy-net/src/lib.rs
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@ -34,7 +34,7 @@ use smoltcp::iface::{Interface, SocketHandle, SocketSet, SocketStorage};
use smoltcp::socket::dhcpv4::{self, RetryConfig};
#[cfg(feature = "medium-ethernet")]
pub use smoltcp::wire::EthernetAddress;
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154"))]
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154", feature = "medium-ip"))]
pub use smoltcp::wire::HardwareAddress;
#[cfg(feature = "udp")]
pub use smoltcp::wire::IpListenEndpoint;
@ -230,6 +230,20 @@ pub(crate) struct SocketStack {
next_local_port: u16,
}
fn to_smoltcp_hardware_address(addr: driver::HardwareAddress) -> HardwareAddress {
match addr {
#[cfg(feature = "medium-ethernet")]
driver::HardwareAddress::Ethernet(eth) => HardwareAddress::Ethernet(EthernetAddress(eth)),
#[cfg(feature = "medium-ieee802154")]
driver::HardwareAddress::Ieee802154(ieee) => HardwareAddress::Ieee802154(Ieee802154Address::Extended(ieee)),
#[cfg(feature = "medium-ip")]
driver::HardwareAddress::Ip => HardwareAddress::Ip,
#[allow(unreachable_patterns)]
_ => panic!("Unsupported address {:?}. Make sure to enable medium-ethernet or medium-ieee802154 in embassy-net's Cargo features.", addr),
}
}
impl<D: Driver + 'static> Stack<D> {
/// Create a new network stack.
pub fn new<const SOCK: usize>(
@ -238,23 +252,7 @@ impl<D: Driver + 'static> Stack<D> {
resources: &'static mut StackResources<SOCK>,
random_seed: u64,
) -> Self {
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154"))]
let medium = device.capabilities().medium;
let hardware_addr = match medium {
#[cfg(feature = "medium-ethernet")]
Medium::Ethernet => HardwareAddress::Ethernet(EthernetAddress(device.ethernet_address())),
#[cfg(feature = "medium-ip")]
Medium::Ip => HardwareAddress::Ip,
#[cfg(feature = "medium-ieee802154")]
Medium::Ieee802154 => HardwareAddress::Ieee802154(Ieee802154Address::Absent),
#[allow(unreachable_patterns)]
_ => panic!(
"Unsupported medium {:?}. Make sure to enable it in embassy-net's Cargo features.",
medium
),
};
let mut iface_cfg = smoltcp::iface::Config::new(hardware_addr);
let mut iface_cfg = smoltcp::iface::Config::new(to_smoltcp_hardware_address(device.hardware_address()));
iface_cfg.random_seed = random_seed;
let iface = Interface::new(
@ -336,9 +334,9 @@ impl<D: Driver + 'static> Stack<D> {
f(&mut *self.socket.borrow_mut(), &mut *self.inner.borrow_mut())
}
/// Get the MAC address of the network interface.
pub fn ethernet_address(&self) -> [u8; 6] {
self.with(|_s, i| i.device.ethernet_address())
/// Get the hardware address of the network interface.
pub fn hardware_address(&self) -> HardwareAddress {
self.with(|_s, i| to_smoltcp_hardware_address(i.device.hardware_address()))
}
/// Get whether the link is up.
@ -585,9 +583,6 @@ impl SocketStack {
impl<D: Driver + 'static> Inner<D> {
#[cfg(feature = "proto-ipv4")]
fn apply_config_v4(&mut self, s: &mut SocketStack, config: StaticConfigV4) {
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154"))]
let medium = self.device.capabilities().medium;
debug!("Acquired IP configuration:");
debug!(" IP address: {}", config.address);
@ -602,8 +597,12 @@ impl<D: Driver + 'static> Inner<D> {
addrs.push(IpCidr::Ipv4(config.address)).unwrap();
});
#[cfg(feature = "medium-ethernet")]
if medium == Medium::Ethernet {
#[cfg(feature = "medium-ip")]
let skip_gateway = self.device.capabilities().medium != Medium::Ip;
#[cfg(not(feature = "medium-ip"))]
let skip_gateway = false;
if !skip_gateway {
if let Some(gateway) = config.gateway {
debug!(" Default gateway: {}", gateway);
s.iface.routes_mut().add_default_ipv4_route(gateway).unwrap();
@ -740,11 +739,12 @@ impl<D: Driver + 'static> Inner<D> {
fn poll(&mut self, cx: &mut Context<'_>, s: &mut SocketStack) {
s.waker.register(cx.waker());
#[cfg(feature = "medium-ethernet")]
if self.device.capabilities().medium == Medium::Ethernet {
s.iface.set_hardware_addr(HardwareAddress::Ethernet(EthernetAddress(
self.device.ethernet_address(),
)));
#[cfg(any(feature = "medium-ethernet", feature = "medium-ieee802154"))]
if self.device.capabilities().medium == Medium::Ethernet
|| self.device.capabilities().medium == Medium::Ieee802154
{
s.iface
.set_hardware_addr(to_smoltcp_hardware_address(self.device.hardware_address()));
}
let timestamp = instant_to_smoltcp(Instant::now());

6
embassy-stm32-wpan/src/mac/driver.rs
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@ -3,7 +3,7 @@
use core::task::Context;
use embassy_net_driver::{Capabilities, LinkState, Medium};
use embassy_net_driver::{Capabilities, HardwareAddress, LinkState, Medium};
use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
use embassy_sync::channel::Channel;
@ -73,10 +73,10 @@ impl<'d> embassy_net_driver::Driver for Driver<'d> {
LinkState::Down
}
fn ethernet_address(&self) -> [u8; 6] {
fn hardware_address(&self) -> HardwareAddress {
// self.mac_addr
[0; 6]
HardwareAddress::Ieee802154([0; 8])
}
}

6
embassy-stm32/src/eth/mod.rs
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@ -8,7 +8,7 @@ pub mod generic_smi;
use core::mem::MaybeUninit;
use core::task::Context;
use embassy_net_driver::{Capabilities, LinkState};
use embassy_net_driver::{Capabilities, HardwareAddress, LinkState};
use embassy_sync::waitqueue::AtomicWaker;
pub use self::_version::{InterruptHandler, *};
@ -88,8 +88,8 @@ impl<'d, T: Instance, P: PHY> embassy_net_driver::Driver for Ethernet<'d, T, P>
}
}
fn ethernet_address(&self) -> [u8; 6] {
self.mac_addr
fn hardware_address(&self) -> HardwareAddress {
HardwareAddress::Ethernet(self.mac_addr)
}
}

5
embassy-usb/src/class/cdc_ncm/embassy_net.rs
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@ -87,7 +87,10 @@ impl<'d, D: Driver<'d>> CdcNcmClass<'d, D> {
ethernet_address: [u8; 6],
) -> (Runner<'d, D, MTU>, Device<'d, MTU>) {
let (tx_usb, rx_usb) = self.split();
let (runner, device) = ch::new(&mut state.ch_state, ethernet_address);
let (runner, device) = ch::new(
&mut state.ch_state,
ch::driver::HardwareAddress::Ethernet(ethernet_address),
);
(
Runner {

6
examples/std/src/tuntap.rs
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@ -4,7 +4,7 @@ use std::os::unix::io::{AsRawFd, RawFd};
use std::task::Context;
use async_io::Async;
use embassy_net_driver::{self, Capabilities, Driver, LinkState};
use embassy_net_driver::{self, Capabilities, Driver, HardwareAddress, LinkState};
use log::*;
pub const SIOCGIFMTU: libc::c_ulong = 0x8921;
@ -180,8 +180,8 @@ impl Driver for TunTapDevice {
LinkState::Up
}
fn ethernet_address(&self) -> [u8; 6] {
[0x02, 0x03, 0x04, 0x05, 0x06, 0x07]
fn hardware_address(&self) -> HardwareAddress {
HardwareAddress::Ethernet([0x02, 0x03, 0x04, 0x05, 0x06, 0x07])
}
}