diff options
author | 2023-01-23 20:05:47 +0100 | |
---|---|---|
committer | 2023-03-01 00:33:31 +0100 | |
commit | 306aa47170fd59369b7a184924e287dc3706d64d (patch) | |
tree | 75a331a63a4021f078e330bf2ce4edb1228e2ecf /examples/generics.rs | |
parent | b8b881f446a226d6f3c4a7db7c9174590b47dbf6 (diff) | |
download | rtic-306aa47170fd59369b7a184924e287dc3706d64d.tar.gz rtic-306aa47170fd59369b7a184924e287dc3706d64d.tar.zst rtic-306aa47170fd59369b7a184924e287dc3706d64d.zip |
Add rtic-timer (timerqueue + monotonic) and rtic-monotonics (systick-monotonic)
Diffstat (limited to 'examples/generics.rs')
-rw-r--r-- | examples/generics.rs | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/examples/generics.rs b/examples/generics.rs deleted file mode 100644 index 2f23cce9..00000000 --- a/examples/generics.rs +++ /dev/null @@ -1,67 +0,0 @@ -//! examples/generics.rs - -#![deny(unsafe_code)] -#![deny(warnings)] -#![deny(missing_docs)] -#![no_main] -#![no_std] - -use cortex_m_semihosting::hprintln; -use panic_semihosting as _; -use rtic::Mutex; - -#[rtic::app(device = lm3s6965)] -mod app { - use cortex_m_semihosting::{debug, hprintln}; - use lm3s6965::Interrupt; - - #[shared] - struct Shared { - shared: u32, - } - - #[local] - struct Local {} - - #[init] - fn init(_: init::Context) -> (Shared, Local) { - rtic::pend(Interrupt::UART0); - rtic::pend(Interrupt::UART1); - - (Shared { shared: 0 }, Local {}) - } - - #[task(binds = UART0, shared = [shared], local = [state: u32 = 0])] - fn uart0(c: uart0::Context) { - hprintln!("UART0(STATE = {})", *c.local.state); - - // second argument has type `shared::shared` - super::advance(c.local.state, c.shared.shared); - - rtic::pend(Interrupt::UART1); - - cortex_m::asm::nop(); - debug::exit(debug::EXIT_SUCCESS); // Exit QEMU simulator - } - - #[task(binds = UART1, priority = 2, shared = [shared], local = [state: u32 = 0])] - fn uart1(c: uart1::Context) { - hprintln!("UART1(STATE = {})", *c.local.state); - - // second argument has type `shared::shared` - super::advance(c.local.state, c.shared.shared); - } -} - -// the second parameter is generic: it can be any type that implements the `Mutex` trait -fn advance(state: &mut u32, mut shared: impl Mutex<T = u32>) { - *state += 1; - - let (old, new) = shared.lock(|shared: &mut u32| { - let old = *shared; - *shared += *state; - (old, *shared) - }); - - hprintln!("shared: {} -> {}", old, new); -} |