diff options
Diffstat (limited to 'examples/resource.rs')
-rw-r--r-- | examples/resource.rs | 60 |
1 files changed, 34 insertions, 26 deletions
diff --git a/examples/resource.rs b/examples/resource.rs index 5ddab9e8..273af26a 100644 --- a/examples/resource.rs +++ b/examples/resource.rs @@ -5,46 +5,54 @@ #![no_main] #![no_std] -extern crate panic_semihosting; - use cortex_m_semihosting::{debug, hprintln}; use lm3s6965::Interrupt; -use rtfm::app; - -#[app(device = lm3s6965)] -const APP: () = { - // A resource - static mut SHARED: u32 = 0; +use panic_semihosting as _; + +#[rtic::app(device = lm3s6965)] +mod app { + #[resources] + struct Resources { + // A resource + #[init(0)] + shared: u32, + } #[init] - fn init() { - rtfm::pend(Interrupt::UART0); - rtfm::pend(Interrupt::UART1); + fn init(_: init::Context) -> init::LateResources { + rtic::pend(Interrupt::UART0); + rtic::pend(Interrupt::UART1); + + init::LateResources {} } + // `shared` cannot be accessed from this context #[idle] - fn idle() -> ! { + fn idle(_cx: idle::Context) -> ! { debug::exit(debug::EXIT_SUCCESS); - // error: `SHARED` can't be accessed from this context - // SHARED += 1; + // error: no `resources` field in `idle::Context` + // _cx.resources.shared += 1; - loop {} + loop { + cortex_m::asm::nop(); + } } - // `SHARED` can be access from this context - #[interrupt(resources = [SHARED])] - fn UART0() { - *resources.SHARED += 1; + // `shared` can be accessed from this context + #[task(binds = UART0, resources = [shared])] + fn uart0(cx: uart0::Context) { + let shared: &mut u32 = cx.resources.shared; + *shared += 1; - hprintln!("UART0: SHARED = {}", resources.SHARED).unwrap(); + hprintln!("UART0: shared = {}", shared).unwrap(); } - // `SHARED` can be access from this context - #[interrupt(resources = [SHARED])] - fn UART1() { - *resources.SHARED += 1; + // `shared` can be accessed from this context + #[task(binds = UART1, resources = [shared])] + fn uart1(cx: uart1::Context) { + *cx.resources.shared += 1; - hprintln!("UART1: SHARED = {}", resources.SHARED).unwrap(); + hprintln!("UART1: shared = {}", cx.resources.shared).unwrap(); } -}; +} |