experimental change + test fix

Author: Legorooj

embassy-stm32/src/hsem.rs

@@ -86,7 +86,10 @@ impl<'d> HardwareSemaphore<'d> {
             reg.procid() == process_id,
         ) {
             (true, true, true) => Ok(()),
-            _ => Err(HsemLockFailed),
+            v => {
+                error!("{}", v);
+                Err(HsemLockFailed)
+            },
         }
     }
 
@@ -99,7 +102,10 @@ impl<'d> HardwareSemaphore<'d> {
 
         match (reg.lock(), reg.coreid() == CoreId::current() as u8, reg.procid()) {
             (_, true, 0) => Ok(()),
-            _ => Err(HsemLockFailed),
+            v => {
+                error!("{}", v);
+                Err(HsemLockFailed)
+            },
         }
     }
 

tests/stm32/src/bin/hsem.rs

@@ -14,7 +14,7 @@ async fn main(_spawner: Spawner) {
     let p: embassy_stm32::Peripherals = init();
 
     let mut hsem = HardwareSemaphore::new(p.HSEM);
-    hsem.one_step_lock(1).unwrap();
+    hsem.one_step_lock(5).unwrap();
     hsem.two_step_lock(1, 0).unwrap();
 
     info!("Test OK");