Merge #97

97: v0.4.0 r=japaric a=japaric

closes #32
closes #33

Co-authored-by: Jorge Aparicio <jorge@japaric.io>

1 files changed, 0 insertions, 71 deletions

diff --git a/src/examples/_3_preemption.rs b/src/examples/_3_preemption.rs
deleted file mode 100644
index 14c9d92..0000000
--- a/src/examples/_3_preemption.rs
+++ /dev/null
@@ -1,71 +0,0 @@
-//! Two tasks running at *different* priorities with access to the same resource
-//!
-//! ```
-//! #![deny(unsafe_code)]
-//! #![deny(warnings)]
-//! #![no_std]
-//! 
-//! extern crate cortex_m_rtfm as rtfm;
-//! extern crate stm32f103xx;
-//! 
-//! use rtfm::{app, Resource, Threshold};
-//! 
-//! app! {
-//!     device: stm32f103xx,
-//! 
-//!     resources: {
-//!         static COUNTER: u64 = 0;
-//!     },
-//! 
-//!     tasks: {
-//!         // The `SYS_TICK` task has higher priority than `TIM2`
-//!         SYS_TICK: {
-//!             path: sys_tick,
-//!             priority: 2,
-//!             resources: [COUNTER],
-//!         },
-//! 
-//!         TIM2: {
-//!             path: tim2,
-//!             priority: 1,
-//!             resources: [COUNTER],
-//!         },
-//!     },
-//! }
-//! 
-//! fn init(_p: init::Peripherals, _r: init::Resources) {
-//!     // ..
-//! }
-//! 
-//! fn idle() -> ! {
-//!     loop {
-//!         rtfm::wfi();
-//!     }
-//! }
-//! 
-//! fn sys_tick(_t: &mut Threshold, mut r: SYS_TICK::Resources) {
-//!     // ..
-//! 
-//!     // This task can't be preempted by `tim2` so it has direct access to the
-//!     // resource data
-//!     *r.COUNTER += 1;
-//! 
-//!     // ..
-//! }
-//! 
-//! fn tim2(t: &mut Threshold, mut r: TIM2::Resources) {
-//!     // ..
-//! 
-//!     // As this task runs at lower priority it needs a critical section to
-//!     // prevent `sys_tick` from preempting it while it modifies this resource
-//!     // data. The critical section is required to prevent data races which can
-//!     // lead to undefined behavior.
-//!     r.COUNTER.claim_mut(t, |counter, _t| {
-//!         // `claim_mut` creates a critical section
-//!         *counter += 1;
-//!     });
-//! 
-//!     // ..
-//! }
-//! ```
-// Auto-generated. Do not modify.