105 lines
3.1 KiB
Rust
105 lines
3.1 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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teleprobe_meta::target!(b"rpi-pico");
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use cyw43_pio::PioSpi;
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use defmt::{panic, *};
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use embassy_executor::Spawner;
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use embassy_net::{Config, Stack, StackResources};
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use embassy_rp::gpio::{Level, Output};
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use embassy_rp::peripherals::{DMA_CH0, PIN_23, PIN_25, PIO0};
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use embassy_rp::pio::{InterruptHandler, Pio};
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use embassy_rp::{bind_interrupts, rom_data};
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use static_cell::make_static;
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use {defmt_rtt as _, panic_probe as _};
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bind_interrupts!(struct Irqs {
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PIO0_IRQ_0 => InterruptHandler<PIO0>;
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});
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teleprobe_meta::timeout!(120);
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// Test-only wifi network, no internet access!
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const WIFI_NETWORK: &str = "EmbassyTest";
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const WIFI_PASSWORD: &str = "V8YxhKt5CdIAJFud";
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#[embassy_executor::task]
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async fn wifi_task(
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runner: cyw43::Runner<'static, Output<'static, PIN_23>, PioSpi<'static, PIN_25, PIO0, 0, DMA_CH0>>,
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) -> ! {
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runner.run().await
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}
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#[embassy_executor::task]
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async fn net_task(stack: &'static Stack<cyw43::NetDriver<'static>>) -> ! {
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stack.run().await
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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info!("Hello World!");
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let p = embassy_rp::init(Default::default());
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// needed for reading the firmware from flash via XIP.
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unsafe {
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rom_data::flash_exit_xip();
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rom_data::flash_enter_cmd_xip();
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}
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// cyw43 firmware needs to be flashed manually:
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// probe-rs download 43439A0.bin --format bin --chip RP2040 --base-address 0x101b0000
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// probe-rs download 43439A0_clm.bin --format bin --chip RP2040 --base-address 0x101f8000
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let fw = unsafe { core::slice::from_raw_parts(0x101b0000 as *const u8, 230321) };
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let clm = unsafe { core::slice::from_raw_parts(0x101f8000 as *const u8, 4752) };
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let pwr = Output::new(p.PIN_23, Level::Low);
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let cs = Output::new(p.PIN_25, Level::High);
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let mut pio = Pio::new(p.PIO0, Irqs);
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let spi = PioSpi::new(&mut pio.common, pio.sm0, pio.irq0, cs, p.PIN_24, p.PIN_29, p.DMA_CH0);
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let state = make_static!(cyw43::State::new());
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let (net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
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unwrap!(spawner.spawn(wifi_task(runner)));
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control.init(clm).await;
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control
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.set_power_management(cyw43::PowerManagementMode::PowerSave)
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.await;
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// Generate random seed
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let seed = 0x0123_4567_89ab_cdef; // chosen by fair dice roll. guarenteed to be random.
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// Init network stack
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let stack = &*make_static!(Stack::new(
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net_device,
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Config::dhcpv4(Default::default()),
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make_static!(StackResources::<2>::new()),
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seed
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));
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unwrap!(spawner.spawn(net_task(stack)));
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loop {
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match control.join_wpa2(WIFI_NETWORK, WIFI_PASSWORD).await {
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Ok(_) => break,
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Err(err) => {
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panic!("join failed with status={}", err.status);
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}
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}
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}
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perf_client::run(
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stack,
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perf_client::Expected {
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down_kbps: 300,
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up_kbps: 300,
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updown_kbps: 300,
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},
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)
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.await;
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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