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Merge branch 'main' of github.com:lorislibralato/embassy

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This commit is contained in:
loris 2023-08-05 21:05:10 +02:00
commit 02fcb07aa9
15 changed files with 339 additions and 105 deletions
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26
embassy-boot/nrf/src/lib.rs
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@ -6,7 +6,7 @@ mod fmt;
#[cfg(feature = "nightly")]
pub use embassy_boot::FirmwareUpdater;
pub use embassy_boot::{AlignedBuffer, BlockingFirmwareUpdater, BootLoaderConfig, FirmwareUpdaterConfig};
use embassy_nrf::nvmc::{Nvmc, PAGE_SIZE};
use embassy_nrf::nvmc::PAGE_SIZE;
use embassy_nrf::peripherals::WDT;
use embassy_nrf::wdt;
use embedded_storage::nor_flash::{ErrorType, NorFlash, ReadNorFlash};
@ -104,15 +104,15 @@ impl<ACTIVE: NorFlash, DFU: NorFlash, STATE: NorFlash, const BUFFER_SIZE: usize>
}
}
/// A flash implementation that wraps NVMC and will pet a watchdog when touching flash.
pub struct WatchdogFlash<'d> {
flash: Nvmc<'d>,
/// A flash implementation that wraps any flash and will pet a watchdog when touching flash.
pub struct WatchdogFlash<FLASH> {
flash: FLASH,
wdt: wdt::WatchdogHandle,
}
impl<'d> WatchdogFlash<'d> {
impl<FLASH> WatchdogFlash<FLASH> {
/// Start a new watchdog with a given flash and WDT peripheral and a timeout
pub fn start(flash: Nvmc<'d>, wdt: WDT, config: wdt::Config) -> Self {
pub fn start(flash: FLASH, wdt: WDT, config: wdt::Config) -> Self {
let (_wdt, [wdt]) = match wdt::Watchdog::try_new(wdt, config) {
Ok(x) => x,
Err(_) => {
@ -127,13 +127,13 @@ impl<'d> WatchdogFlash<'d> {
}
}
impl<'d> ErrorType for WatchdogFlash<'d> {
type Error = <Nvmc<'d> as ErrorType>::Error;
impl<FLASH: ErrorType> ErrorType for WatchdogFlash<FLASH> {
type Error = FLASH::Error;
}
impl<'d> NorFlash for WatchdogFlash<'d> {
const WRITE_SIZE: usize = <Nvmc<'d> as NorFlash>::WRITE_SIZE;
const ERASE_SIZE: usize = <Nvmc<'d> as NorFlash>::ERASE_SIZE;
impl<FLASH: NorFlash> NorFlash for WatchdogFlash<FLASH> {
const WRITE_SIZE: usize = FLASH::WRITE_SIZE;
const ERASE_SIZE: usize = FLASH::ERASE_SIZE;
fn erase(&mut self, from: u32, to: u32) -> Result<(), Self::Error> {
self.wdt.pet();
@ -145,8 +145,8 @@ impl<'d> NorFlash for WatchdogFlash<'d> {
}
}
impl<'d> ReadNorFlash for WatchdogFlash<'d> {
const READ_SIZE: usize = <Nvmc<'d> as ReadNorFlash>::READ_SIZE;
impl<FLASH: ReadNorFlash> ReadNorFlash for WatchdogFlash<FLASH> {
const READ_SIZE: usize = FLASH::READ_SIZE;
fn read(&mut self, offset: u32, data: &mut [u8]) -> Result<(), Self::Error> {
self.wdt.pet();
self.flash.read(offset, data)

19
embassy-net-tuntap/Cargo.toml Normal file
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@ -0,0 +1,19 @@
[package]
name = "embassy-net-tuntap"
version = "0.1.0"
description = "embassy-net driver for Linux TUN/TAP interfaces."
keywords = ["embedded", "tuntap", "embassy-net", "embedded-hal-async", "ethernet", "async"]
categories = ["embedded", "hardware-support", "no-std", "network-programming", "async"]
license = "MIT OR Apache-2.0"
edition = "2021"
[dependencies]
embassy-net-driver = { version = "0.1.0", path = "../embassy-net-driver" }
async-io = "1.6.0"
log = "0.4.14"
libc = "0.2.101"
[package.metadata.embassy_docs]
src_base = "https://github.com/embassy-rs/embassy/blob/embassy-net-tuntap-v$VERSION/embassy-net-tuntap/src/"
src_base_git = "https://github.com/embassy-rs/embassy/blob/$COMMIT/embassy-net-tuntap/src/"
target = "thumbv7em-none-eabi"

17
embassy-net-tuntap/README.md Normal file
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@ -0,0 +1,17 @@
# `embassy-net` integration for Linux TUN/TAP interfaces.
[`embassy-net`](https://crates.io/crates/embassy-net) integration for for Linux TUN (IP medium) and TAP (Ethernet medium) interfaces.
## Interoperability
This crate can run on any executor.
## License
This work is licensed under either of
- Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or
http://www.apache.org/licenses/LICENSE-2.0)
- MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
at your option.

1
examples/std/src/tuntap.rs → embassy-net-tuntap/src/lib.rs
View File

@ -19,6 +19,7 @@ const ETHERNET_HEADER_LEN: usize = 14;
#[repr(C)]
#[derive(Debug)]
#[allow(non_camel_case_types)]
struct ifreq {
ifr_name: [libc::c_char; libc::IF_NAMESIZE],
ifr_data: libc::c_int, /* ifr_ifindex or ifr_mtu */

2
embassy-net/README.md
View File

@ -49,7 +49,7 @@ trait has not had breaking changes.
This crate can run on any executor.
[`embassy-time`](https://crates.io/crates/embassy-net-driver) is used for timekeeping and timeouts. You must
[`embassy-time`](https://crates.io/crates/embassy-time) is used for timekeeping and timeouts. You must
link an `embassy-time` driver in your project to use this crate.
## License

210
embassy-rp/src/adc.rs
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@ -1,5 +1,6 @@
use core::future::poll_fn;
use core::marker::PhantomData;
use core::mem;
use core::sync::atomic::{compiler_fence, Ordering};
use core::task::Poll;
@ -10,8 +11,8 @@ use crate::gpio::sealed::Pin as GpioPin;
use crate::gpio::{self, AnyPin, Pull};
use crate::interrupt::typelevel::Binding;
use crate::interrupt::InterruptExt;
use crate::peripherals::ADC;
use crate::{interrupt, pac, peripherals, Peripheral};
use crate::peripherals::{ADC, ADC_TEMP_SENSOR};
use crate::{dma, interrupt, pac, peripherals, Peripheral, RegExt};
static WAKER: AtomicWaker = AtomicWaker::new();
@ -24,12 +25,15 @@ impl Default for Config {
}
}
pub struct Pin<'p> {
pin: PeripheralRef<'p, AnyPin>,
enum Source<'p> {
Pin(PeripheralRef<'p, AnyPin>),
TempSensor(PeripheralRef<'p, ADC_TEMP_SENSOR>),
}
impl<'p> Pin<'p> {
pub fn new(pin: impl Peripheral<P = impl AdcPin + 'p> + 'p, pull: Pull) -> Self {
pub struct Channel<'p>(Source<'p>);
impl<'p> Channel<'p> {
pub fn new_pin(pin: impl Peripheral<P = impl AdcPin + 'p> + 'p, pull: Pull) -> Self {
into_ref!(pin);
pin.pad_ctrl().modify(|w| {
// manual says:
@ -42,24 +46,55 @@ impl<'p> Pin<'p> {
w.set_pue(pull == Pull::Up);
w.set_pde(pull == Pull::Down);
});
Self { pin: pin.map_into() }
Self(Source::Pin(pin.map_into()))
}
pub fn new_temp_sensor(s: impl Peripheral<P = ADC_TEMP_SENSOR> + 'p) -> Self {
let r = pac::ADC;
r.cs().write_set(|w| w.set_ts_en(true));
Self(Source::TempSensor(s.into_ref()))
}
fn channel(&self) -> u8 {
// this requires adc pins to be sequential and matching the adc channels,
// which is the case for rp2040
self.pin._pin() - 26
match &self.0 {
// this requires adc pins to be sequential and matching the adc channels,
// which is the case for rp2040
Source::Pin(p) => p._pin() - 26,
Source::TempSensor(_) => 4,
}
}
}
impl<'d> Drop for Pin<'d> {
impl<'p> Drop for Source<'p> {
fn drop(&mut self) {
self.pin.pad_ctrl().modify(|w| {
w.set_ie(true);
w.set_od(false);
w.set_pue(false);
w.set_pde(true);
});
match self {
Source::Pin(p) => {
p.pad_ctrl().modify(|w| {
w.set_ie(true);
w.set_od(false);
w.set_pue(false);
w.set_pde(true);
});
}
Source::TempSensor(_) => {
pac::ADC.cs().write_clear(|w| w.set_ts_en(true));
}
}
}
}
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Debug, Default)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[repr(transparent)]
pub struct Sample(u16);
impl Sample {
pub fn good(&self) -> bool {
self.0 < 0x8000
}
pub fn value(&self) -> u16 {
self.0 & !0x8000
}
}
@ -115,10 +150,10 @@ impl<'d, M: Mode> Adc<'d, M> {
while !r.cs().read().ready() {}
}
fn sample_blocking(channel: u8) -> Result<u16, Error> {
pub fn blocking_read(&mut self, ch: &mut Channel) -> Result<u16, Error> {
let r = Self::regs();
r.cs().modify(|w| {
w.set_ainsel(channel);
w.set_ainsel(ch.channel());
w.set_start_once(true);
w.set_err(true);
});
@ -128,19 +163,6 @@ impl<'d, M: Mode> Adc<'d, M> {
false => Ok(r.result().read().result().into()),
}
}
pub fn blocking_read(&mut self, pin: &mut Pin) -> Result<u16, Error> {
Self::sample_blocking(pin.channel())
}
pub fn blocking_read_temperature(&mut self) -> Result<u16, Error> {
let r = Self::regs();
r.cs().modify(|w| w.set_ts_en(true));
while !r.cs().read().ready() {}
let result = Self::sample_blocking(4);
r.cs().modify(|w| w.set_ts_en(false));
result
}
}
impl<'d> Adc<'d, Async> {
@ -172,10 +194,10 @@ impl<'d> Adc<'d, Async> {
.await;
}
async fn sample_async(channel: u8) -> Result<u16, Error> {
pub async fn read(&mut self, ch: &mut Channel<'_>) -> Result<u16, Error> {
let r = Self::regs();
r.cs().modify(|w| {
w.set_ainsel(channel);
w.set_ainsel(ch.channel());
w.set_start_once(true);
w.set_err(true);
});
@ -186,19 +208,89 @@ impl<'d> Adc<'d, Async> {
}
}
pub async fn read(&mut self, pin: &mut Pin<'_>) -> Result<u16, Error> {
Self::sample_async(pin.channel()).await
async fn read_many_inner<W: dma::Word>(
&mut self,
ch: &mut Channel<'_>,
buf: &mut [W],
fcs_err: bool,
dma: impl Peripheral<P = impl dma::Channel>,
) -> Result<(), Error> {
let r = Self::regs();
// clear previous errors and set channel
r.cs().modify(|w| {
w.set_ainsel(ch.channel());
w.set_err_sticky(true); // clear previous errors
w.set_start_many(false);
});
// wait for previous conversions and drain fifo. an earlier batch read may have
// been cancelled, leaving the adc running.
while !r.cs().read().ready() {}
while !r.fcs().read().empty() {
r.fifo().read();
}
// set up fifo for dma
r.fcs().write(|w| {
w.set_thresh(1);
w.set_dreq_en(true);
w.set_shift(mem::size_of::<W>() == 1);
w.set_en(true);
w.set_err(fcs_err);
});
// reset dma config on drop, regardless of whether it was a future being cancelled
// or the method returning normally.
struct ResetDmaConfig;
impl Drop for ResetDmaConfig {
fn drop(&mut self) {
pac::ADC.cs().write_clear(|w| w.set_start_many(true));
while !pac::ADC.cs().read().ready() {}
pac::ADC.fcs().write_clear(|w| {
w.set_dreq_en(true);
w.set_shift(true);
w.set_en(true);
});
}
}
let auto_reset = ResetDmaConfig;
let dma = unsafe { dma::read(dma, r.fifo().as_ptr() as *const W, buf as *mut [W], 36) };
// start conversions and wait for dma to finish. we can't report errors early
// because there's no interrupt to signal them, and inspecting every element
// of the fifo is too costly to do here.
r.cs().write_set(|w| w.set_start_many(true));
dma.await;
mem::drop(auto_reset);
// we can't report errors before the conversions have ended since no interrupt
// exists to report them early, and since they're exceedingly rare we probably don't
// want to anyway.
match r.cs().read().err_sticky() {
false => Ok(()),
true => Err(Error::ConversionFailed),
}
}
pub async fn read_temperature(&mut self) -> Result<u16, Error> {
let r = Self::regs();
r.cs().modify(|w| w.set_ts_en(true));
if !r.cs().read().ready() {
Self::wait_for_ready().await;
}
let result = Self::sample_async(4).await;
r.cs().modify(|w| w.set_ts_en(false));
result
#[inline]
pub async fn read_many<S: AdcSample>(
&mut self,
ch: &mut Channel<'_>,
buf: &mut [S],
dma: impl Peripheral<P = impl dma::Channel>,
) -> Result<(), Error> {
self.read_many_inner(ch, buf, false, dma).await
}
#[inline]
pub async fn read_many_raw(
&mut self,
ch: &mut Channel<'_>,
buf: &mut [Sample],
dma: impl Peripheral<P = impl dma::Channel>,
) {
// errors are reported in individual samples
let _ = self
.read_many_inner(ch, unsafe { mem::transmute::<_, &mut [u16]>(buf) }, true, dma)
.await;
}
}
@ -223,21 +315,26 @@ impl interrupt::typelevel::Handler<interrupt::typelevel::ADC_IRQ_FIFO> for Inter
}
mod sealed {
pub trait AdcPin: crate::gpio::sealed::Pin {
fn channel(&mut self) -> u8;
}
pub trait AdcSample: crate::dma::Word {}
pub trait AdcChannel {}
}
pub trait AdcPin: sealed::AdcPin + gpio::Pin {}
pub trait AdcSample: sealed::AdcSample {}
impl sealed::AdcSample for u16 {}
impl AdcSample for u16 {}
impl sealed::AdcSample for u8 {}
impl AdcSample for u8 {}
pub trait AdcChannel: sealed::AdcChannel {}
pub trait AdcPin: AdcChannel + gpio::Pin {}
macro_rules! impl_pin {
($pin:ident, $channel:expr) => {
impl sealed::AdcPin for peripherals::$pin {
fn channel(&mut self) -> u8 {
$channel
}
}
impl sealed::AdcChannel for peripherals::$pin {}
impl AdcChannel for peripherals::$pin {}
impl AdcPin for peripherals::$pin {}
};
}
@ -246,3 +343,6 @@ impl_pin!(PIN_26, 0);
impl_pin!(PIN_27, 1);
impl_pin!(PIN_28, 2);
impl_pin!(PIN_29, 3);
impl sealed::AdcChannel for peripherals::ADC_TEMP_SENSOR {}
impl AdcChannel for peripherals::ADC_TEMP_SENSOR {}

61
embassy-rp/src/gpio.rs
View File

@ -75,6 +75,15 @@ pub enum Bank {
Qspi = 1,
}
#[derive(Debug, Eq, PartialEq, Copy, Clone, Default)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub struct DormantWakeConfig {
pub edge_high: bool,
pub edge_low: bool,
pub level_high: bool,
pub level_low: bool,
}
pub struct Input<'d, T: Pin> {
pin: Flex<'d, T>,
}
@ -128,6 +137,11 @@ impl<'d, T: Pin> Input<'d, T> {
pub async fn wait_for_any_edge(&mut self) {
self.pin.wait_for_any_edge().await;
}
#[inline]
pub fn dormant_wake(&mut self, cfg: DormantWakeConfig) -> DormantWake<T> {
self.pin.dormant_wake(cfg)
}
}
/// Interrupt trigger levels.
@ -639,15 +653,62 @@ impl<'d, T: Pin> Flex<'d, T> {
pub async fn wait_for_any_edge(&mut self) {
InputFuture::new(&mut self.pin, InterruptTrigger::AnyEdge).await;
}
#[inline]
pub fn dormant_wake(&mut self, cfg: DormantWakeConfig) -> DormantWake<T> {
let idx = self.pin._pin() as usize;
self.pin.io().intr(idx / 8).write(|w| {
w.set_edge_high(idx % 8, cfg.edge_high);
w.set_edge_low(idx % 8, cfg.edge_low);
});
self.pin.io().int_dormant_wake().inte(idx / 8).write_set(|w| {
w.set_edge_high(idx % 8, cfg.edge_high);
w.set_edge_low(idx % 8, cfg.edge_low);
w.set_level_high(idx % 8, cfg.level_high);
w.set_level_low(idx % 8, cfg.level_low);
});
DormantWake {
pin: self.pin.reborrow(),
cfg,
}
}
}
impl<'d, T: Pin> Drop for Flex<'d, T> {
#[inline]
fn drop(&mut self) {
let idx = self.pin._pin() as usize;
self.pin.pad_ctrl().write(|_| {});
self.pin.gpio().ctrl().write(|w| {
w.set_funcsel(pac::io::vals::Gpio0ctrlFuncsel::NULL as _);
});
self.pin.io().int_dormant_wake().inte(idx / 8).write_clear(|w| {
w.set_edge_high(idx % 8, true);
w.set_edge_low(idx % 8, true);
w.set_level_high(idx % 8, true);
w.set_level_low(idx % 8, true);
});
}
}
pub struct DormantWake<'w, T: Pin> {
pin: PeripheralRef<'w, T>,
cfg: DormantWakeConfig,
}
impl<'w, T: Pin> Drop for DormantWake<'w, T> {
fn drop(&mut self) {
let idx = self.pin._pin() as usize;
self.pin.io().intr(idx / 8).write(|w| {
w.set_edge_high(idx % 8, self.cfg.edge_high);
w.set_edge_low(idx % 8, self.cfg.edge_low);
});
self.pin.io().int_dormant_wake().inte(idx / 8).write_clear(|w| {
w.set_edge_high(idx % 8, true);
w.set_edge_low(idx % 8, true);
w.set_level_high(idx % 8, true);
w.set_level_low(idx % 8, true);
});
}
}

1
embassy-rp/src/lib.rs
View File

@ -183,6 +183,7 @@ embassy_hal_internal::peripherals! {
FLASH,
ADC,
ADC_TEMP_SENSOR,
CORE1,

11
examples/rp/src/bin/adc.rs
View File

@ -7,7 +7,7 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_rp::adc::{Adc, Config, InterruptHandler, Pin};
use embassy_rp::adc::{Adc, Channel, Config, InterruptHandler};
use embassy_rp::bind_interrupts;
use embassy_rp::gpio::Pull;
use embassy_time::{Duration, Timer};
@ -22,9 +22,10 @@ async fn main(_spawner: Spawner) {
let p = embassy_rp::init(Default::default());
let mut adc = Adc::new(p.ADC, Irqs, Config::default());
let mut p26 = Pin::new(p.PIN_26, Pull::None);
let mut p27 = Pin::new(p.PIN_27, Pull::None);
let mut p28 = Pin::new(p.PIN_28, Pull::None);
let mut p26 = Channel::new_pin(p.PIN_26, Pull::None);
let mut p27 = Channel::new_pin(p.PIN_27, Pull::None);
let mut p28 = Channel::new_pin(p.PIN_28, Pull::None);
let mut ts = Channel::new_temp_sensor(p.ADC_TEMP_SENSOR);
loop {
let level = adc.read(&mut p26).await.unwrap();
@ -33,7 +34,7 @@ async fn main(_spawner: Spawner) {
info!("Pin 27 ADC: {}", level);
let level = adc.read(&mut p28).await.unwrap();
info!("Pin 28 ADC: {}", level);
let temp = adc.read_temperature().await.unwrap();
let temp = adc.read(&mut ts).await.unwrap();
info!("Temp: {} degrees", convert_to_celsius(temp));
Timer::after(Duration::from_secs(1)).await;
}

3
examples/std/Cargo.toml
View File

@ -9,7 +9,7 @@ embassy-sync = { version = "0.2.0", path = "../../embassy-sync", features = ["lo
embassy-executor = { version = "0.2.0", path = "../../embassy-executor", features = ["arch-std", "executor-thread", "log", "nightly", "integrated-timers"] }
embassy-time = { version = "0.1.2", path = "../../embassy-time", features = ["log", "std", "nightly"] }
embassy-net = { version = "0.1.0", path = "../../embassy-net", features=[ "std", "nightly", "log", "medium-ethernet", "tcp", "udp", "dns", "dhcpv4", "unstable-traits", "proto-ipv6"] }
embassy-net-driver = { version = "0.1.0", path = "../../embassy-net-driver" }
embassy-net-tuntap = { version = "0.1.0", path = "../../embassy-net-tuntap" }
embedded-io = { version = "0.4.0", features = ["async", "std", "futures"] }
critical-section = { version = "1.1", features = ["std"] }
@ -18,7 +18,6 @@ env_logger = "0.9.0"
futures = { version = "0.3.17" }
log = "0.4.14"
nix = "0.26.2"
libc = "0.2.101"
clap = { version = "3.0.0-beta.5", features = ["derive"] }
rand_core = { version = "0.6.3", features = ["std"] }
heapless = { version = "0.7.5", default-features = false }

5
examples/std/src/bin/net.rs
View File

@ -6,6 +6,7 @@ use clap::Parser;
use embassy_executor::{Executor, Spawner};
use embassy_net::tcp::TcpSocket;
use embassy_net::{Config, Ipv4Address, Ipv4Cidr, Stack, StackResources};
use embassy_net_tuntap::TunTapDevice;
use embassy_time::Duration;
use embedded_io::asynch::Write;
use heapless::Vec;
@ -13,10 +14,6 @@ use log::*;
use rand_core::{OsRng, RngCore};
use static_cell::{make_static, StaticCell};
#[path = "../tuntap.rs"]
mod tuntap;
use crate::tuntap::TunTapDevice;
#[derive(Parser)]
#[clap(version = "1.0")]
struct Opts {

5
examples/std/src/bin/net_dns.rs
View File

@ -6,15 +6,12 @@ use clap::Parser;
use embassy_executor::{Executor, Spawner};
use embassy_net::dns::DnsQueryType;
use embassy_net::{Config, Ipv4Address, Ipv4Cidr, Stack, StackResources};
use embassy_net_tuntap::TunTapDevice;
use heapless::Vec;
use log::*;
use rand_core::{OsRng, RngCore};
use static_cell::{make_static, StaticCell};
#[path = "../tuntap.rs"]
mod tuntap;
use crate::tuntap::TunTapDevice;
#[derive(Parser)]
#[clap(version = "1.0")]
struct Opts {

5
examples/std/src/bin/net_udp.rs
View File

@ -4,15 +4,12 @@ use clap::Parser;
use embassy_executor::{Executor, Spawner};
use embassy_net::udp::{PacketMetadata, UdpSocket};
use embassy_net::{Config, Ipv4Address, Ipv4Cidr, Stack, StackResources};
use embassy_net_tuntap::TunTapDevice;
use heapless::Vec;
use log::*;
use rand_core::{OsRng, RngCore};
use static_cell::{make_static, StaticCell};
#[path = "../tuntap.rs"]
mod tuntap;
use crate::tuntap::TunTapDevice;
#[derive(Parser)]
#[clap(version = "1.0")]
struct Opts {

5
examples/std/src/bin/tcp_accept.rs
View File

@ -7,6 +7,7 @@ use clap::Parser;
use embassy_executor::{Executor, Spawner};
use embassy_net::tcp::TcpSocket;
use embassy_net::{Config, Ipv4Address, Ipv4Cidr, Stack, StackResources};
use embassy_net_tuntap::TunTapDevice;
use embassy_time::{Duration, Timer};
use embedded_io::asynch::Write as _;
use heapless::Vec;
@ -14,10 +15,6 @@ use log::*;
use rand_core::{OsRng, RngCore};
use static_cell::{make_static, StaticCell};
#[path = "../tuntap.rs"]
mod tuntap;
use crate::tuntap::TunTapDevice;
#[derive(Parser)]
#[clap(version = "1.0")]
struct Opts {

73
tests/rp/src/bin/adc.rs
View File

@ -6,7 +6,7 @@ mod common;
use defmt::*;
use embassy_executor::Spawner;
use embassy_rp::adc::{Adc, Config, InterruptHandler, Pin};
use embassy_rp::adc::{Adc, Channel, Config, InterruptHandler, Sample};
use embassy_rp::bind_interrupts;
use embassy_rp::gpio::Pull;
use {defmt_rtt as _, panic_probe as _};
@ -22,12 +22,12 @@ async fn main(_spawner: Spawner) {
{
{
let mut p = Pin::new(&mut p.PIN_26, Pull::Down);
let mut p = Channel::new_pin(&mut p.PIN_26, Pull::Down);
defmt::assert!(adc.blocking_read(&mut p).unwrap() < 0b01_0000_0000);
defmt::assert!(adc.read(&mut p).await.unwrap() < 0b01_0000_0000);
}
{
let mut p = Pin::new(&mut p.PIN_26, Pull::Up);
let mut p = Channel::new_pin(&mut p.PIN_26, Pull::Up);
defmt::assert!(adc.blocking_read(&mut p).unwrap() > 0b11_0000_0000);
defmt::assert!(adc.read(&mut p).await.unwrap() > 0b11_0000_0000);
}
@ -35,21 +35,21 @@ async fn main(_spawner: Spawner) {
// not bothering with async reads from now on
{
{
let mut p = Pin::new(&mut p.PIN_27, Pull::Down);
let mut p = Channel::new_pin(&mut p.PIN_27, Pull::Down);
defmt::assert!(adc.blocking_read(&mut p).unwrap() < 0b01_0000_0000);
}
{
let mut p = Pin::new(&mut p.PIN_27, Pull::Up);
let mut p = Channel::new_pin(&mut p.PIN_27, Pull::Up);
defmt::assert!(adc.blocking_read(&mut p).unwrap() > 0b11_0000_0000);
}
}
{
{
let mut p = Pin::new(&mut p.PIN_28, Pull::Down);
let mut p = Channel::new_pin(&mut p.PIN_28, Pull::Down);
defmt::assert!(adc.blocking_read(&mut p).unwrap() < 0b01_0000_0000);
}
{
let mut p = Pin::new(&mut p.PIN_28, Pull::Up);
let mut p = Channel::new_pin(&mut p.PIN_28, Pull::Up);
defmt::assert!(adc.blocking_read(&mut p).unwrap() > 0b11_0000_0000);
}
}
@ -57,24 +57,71 @@ async fn main(_spawner: Spawner) {
// gp29 is connected to vsys through a 200k/100k divider,
// adding pulls should change the value
let low = {
let mut p = Pin::new(&mut p.PIN_29, Pull::Down);
let mut p = Channel::new_pin(&mut p.PIN_29, Pull::Down);
adc.blocking_read(&mut p).unwrap()
};
let none = {
let mut p = Pin::new(&mut p.PIN_29, Pull::None);
let mut p = Channel::new_pin(&mut p.PIN_29, Pull::None);
adc.blocking_read(&mut p).unwrap()
};
let up = {
let mut p = Pin::new(&mut p.PIN_29, Pull::Up);
let mut p = Channel::new_pin(&mut p.PIN_29, Pull::Up);
adc.blocking_read(&mut p).unwrap()
};
defmt::assert!(low < none);
defmt::assert!(none < up);
}
{
let temp = convert_to_celsius(
adc.read(&mut Channel::new_temp_sensor(&mut p.ADC_TEMP_SENSOR))
.await
.unwrap(),
);
defmt::assert!(temp > 0.0);
defmt::assert!(temp < 60.0);
}
let temp = convert_to_celsius(adc.read_temperature().await.unwrap());
defmt::assert!(temp > 0.0);
defmt::assert!(temp < 60.0);
// run a bunch of conversions. we'll only check gp29 and the temp
// sensor here for brevity, if those two work the rest will too.
{
// gp29 is connected to vsys through a 200k/100k divider,
// adding pulls should change the value
let mut low = [0u16; 16];
let mut none = [0u8; 16];
let mut up = [Sample::default(); 16];
adc.read_many(
&mut Channel::new_pin(&mut p.PIN_29, Pull::Down),
&mut low,
&mut p.DMA_CH0,
)
.await
.unwrap();
adc.read_many(
&mut Channel::new_pin(&mut p.PIN_29, Pull::None),
&mut none,
&mut p.DMA_CH0,
)
.await
.unwrap();
adc.read_many_raw(&mut Channel::new_pin(&mut p.PIN_29, Pull::Up), &mut up, &mut p.DMA_CH0)
.await;
defmt::assert!(low.iter().zip(none.iter()).all(|(l, n)| *l >> 4 < *n as u16));
defmt::assert!(up.iter().all(|s| s.good()));
defmt::assert!(none.iter().zip(up.iter()).all(|(n, u)| (*n as u16) < u.value()));
}
{
let mut temp = [0u16; 16];
adc.read_many(
&mut Channel::new_temp_sensor(&mut p.ADC_TEMP_SENSOR),
&mut temp,
&mut p.DMA_CH0,
)
.await
.unwrap();
let temp = temp.map(convert_to_celsius);
defmt::assert!(temp.iter().all(|t| *t > 0.0));
defmt::assert!(temp.iter().all(|t| *t < 60.0));
}
info!("Test OK");
cortex_m::asm::bkpt();