goodby static mut, welcome back to UnsafeCell

examples/minimal_early_resource.rs

@@ -0,0 +1,25 @@
+//! examples/idle.rs
+
+#![deny(unsafe_code)]
+#![deny(warnings)]
+#![no_main]
+#![no_std]
+
+use panic_semihosting as _;
+
+#[rtic::app(device = lm3s6965)]
+mod app {
+
+    #[resources]
+    struct Resources {
+        #[init(0)]
+        resource_x: u32,
+    }
+
+    #[idle(resources = [resource_x])]
+    fn idle(_: idle::Context) -> ! {
+        loop {
+            cortex_m::asm::nop();
+        }
+    }
+}

examples/minimal_late_resource.rs

@@ -0,0 +1,29 @@
+//! examples/minimal_late_resource.rs
+
+#![deny(unsafe_code)]
+#![deny(warnings)]
+#![no_main]
+#![no_std]
+
+use panic_semihosting as _;
+
+#[rtic::app(device = lm3s6965)]
+mod app {
+
+    #[resources]
+    struct Resources {
+        resource_x: u32,
+    }
+
+    #[init]
+    fn init(_: init::Context) -> (init::LateResources, init::Monotonics) {
+        (init::LateResources { resource_x: 0 }, init::Monotonics {})
+    }
+
+    #[idle(resources = [resource_x])]
+    fn idle(_: idle::Context) -> ! {
+        loop {
+            cortex_m::asm::nop();
+        }
+    }
+}