diff options
Diffstat (limited to 'examples/resource.rs')
-rw-r--r-- | examples/resource.rs | 65 |
1 files changed, 39 insertions, 26 deletions
diff --git a/examples/resource.rs b/examples/resource.rs index 2c7dffe3..260f6753 100644 --- a/examples/resource.rs +++ b/examples/resource.rs @@ -13,55 +13,68 @@ mod app { use lm3s6965::Interrupt; #[shared] - struct Shared { - shared: u32, - } + struct Shared {} #[local] - struct Local {} + struct Local { + local_to_uart0: i64, + local_to_uart1: i64, + } #[init] fn init(_: init::Context) -> (Shared, Local, init::Monotonics) { rtic::pend(Interrupt::UART0); rtic::pend(Interrupt::UART1); - (Shared { shared: 0 }, Local {}, init::Monotonics()) + ( + Shared {}, + Local { + local_to_uart0: 0, + local_to_uart1: 0, + }, + init::Monotonics(), + ) } - // `shared` cannot be accessed from this context + // `#[local]` resources cannot be accessed from this context #[idle] fn idle(_cx: idle::Context) -> ! { debug::exit(debug::EXIT_SUCCESS); - // error: no `shared` field in `idle::Context` - // _cx.shared.shared += 1; + // error: no `local` field in `idle::Context` + // _cx.local.local_to_uart0 += 1; + + // error: no `local` field in `idle::Context` + // _cx.local.local_to_uart1 += 1; loop { cortex_m::asm::nop(); } } - // `shared` can be accessed from this context + // `local_to_uart0` can only be accessed from this context // defaults to priority 1 - #[task(binds = UART0, shared = [shared])] - fn uart0(mut cx: uart0::Context) { - let shared = cx.shared.shared.lock(|shared| { - *shared += 1; - *shared - }); - - hprintln!("UART0: shared = {}", shared).unwrap(); + #[task(binds = UART0, local = [local_to_uart0])] + fn uart0(cx: uart0::Context) { + *cx.local.local_to_uart0 += 1; + let local_to_uart0 = cx.local.local_to_uart0; + + // error: no `local_to_uart1` field in `uart0::LocalResources` + cx.local.local_to_uart1 += 1; + + hprintln!("UART0: local_to_uart0 = {}", local_to_uart0).unwrap(); } - // `shared` can be accessed from this context + // `shared` can only be accessed from this context // explicitly set to priority 2 - #[task(binds = UART1, shared = [shared], priority = 2)] - fn uart1(mut cx: uart1::Context) { - let shared = cx.shared.shared.lock(|shared| { - *shared += 1; - *shared - }); - - hprintln!("UART1: shared = {}", shared).unwrap(); + #[task(binds = UART1, local = [local_to_uart1], priority = 2)] + fn uart1(cx: uart1::Context) { + *cx.local.local_to_uart1 += 1; + let local_to_uart1 = cx.local.local_to_uart1; + + // error: no `local_to_uart0` field in `uart1::LocalResources` + // cx.local.local_to_uart0 += 1; + + hprintln!("UART1: local_to_uart1 = {}", local_to_uart1).unwrap(); } } |