//! examples/extern_binds.rs #![no_main] #![no_std] #![deny(warnings)] #![deny(unsafe_code)] #![deny(missing_docs)] use cortex_m_semihosting::{debug, hprintln}; use lm3s6965::Interrupt; use panic_semihosting as _; // Free function implementing `init`. fn init(_: app::init::Context) -> (app::Shared, app::Local) { rtic::pend(Interrupt::UART0); hprintln!("init"); (app::Shared {}, app::Local {}) } // Free function implementing `idle`. fn idle(_: app::idle::Context) -> ! { hprintln!("idle"); rtic::pend(Interrupt::UART0); loop { cortex_m::asm::nop(); debug::exit(debug::EXIT_SUCCESS); // Exit QEMU simulator } } // Free function implementing the interrupt bound task `foo`. fn foo(_: app::foo::Context) { hprintln!("foo called"); } #[rtic::app(device = lm3s6965)] mod app { use crate::{foo, idle, init}; #[shared] pub struct Shared {} #[local] pub struct Local {} extern "Rust" { #[init] fn init(_: init::Context) -> (Shared, Local); #[idle] fn idle(_: idle::Context) -> !; #[task(binds = UART0)] fn foo(_: foo::Context); } }