samples: replace BOARD with BOARD_TARGET

BOARD_TARGET is more specific about which core runs the sample.

Signed-off-by: Marcin Szymczyk <[email protected]>

Author: masz-nordic

samples/async-philosophers/src/lib.rs

@@ -28,7 +28,7 @@ const NUM_PHIL: usize = 6;
 extern "C" fn rust_main() {
     printkln!(
         "Async dining philosophers {}",
-        zephyr::kconfig::CONFIG_BOARD
+        zephyr::kconfig::CONFIG_BOARD_TARGET
     );
     printkln!("Time tick: {}", zephyr::time::SYS_FREQUENCY);
 

samples/embassy/src/lib.rs

@@ -59,7 +59,7 @@ extern "C" fn rust_main() {
 
     info!(
         "Starting Embassy executor on {}",
-        zephyr::kconfig::CONFIG_BOARD
+        zephyr::kconfig::CONFIG_BOARD_TARGET
     );
 
     let executor = EXECUTOR_MAIN.init(Executor::new());

samples/hello_world/src/lib.rs

@@ -11,5 +11,5 @@ extern "C" fn rust_main() {
         zephyr::set_logger().unwrap();
     }
 
-    info!("Hello world from Rust on {}", zephyr::kconfig::CONFIG_BOARD);
+    info!("Hello world from Rust on {}", zephyr::kconfig::CONFIG_BOARD_TARGET);
 }

samples/philosophers/src/lib.rs

@@ -65,7 +65,7 @@ trait ForkSync: core::fmt::Debug + Sync + Send {
 
 #[no_mangle]
 extern "C" fn rust_main() {
-    printkln!("Hello world from Rust on {}", zephyr::kconfig::CONFIG_BOARD);
+    printkln!("Hello world from Rust on {}", zephyr::kconfig::CONFIG_BOARD_TARGET);
     printkln!("Time tick: {}", zephyr::time::SYS_FREQUENCY);
 
     let stats = &STAT_MUTEX;