random: nrf53's RNG works differently, replacing nrf with nrf51|nrf52

chrysn-pull-requests · Apr 12, 2024 · fd4c83c · fd4c83c
1 parent 9033721
commit fd4c83c
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/laze-project.yml b/laze-project.yml
@@ -507,7 +507,8 @@ modules:
       # these are precisely those for which the hwrng feature of
       # riot-rs-embassy builds, which would fail if the big if(context=...)
       # doesn't have an entry in the cfg(feature = "hwrng") part of init_task
-      - nrf
+      - nrf51
+      - nrf52
     env:
       global:
         FEATURES:

diff --git a/src/riot-rs-embassy/src/lib.rs b/src/riot-rs-embassy/src/lib.rs
@@ -96,7 +96,9 @@ async fn init_task(mut peripherals: arch::OptionalPeripherals) {
 
     #[cfg(feature = "hwrng")]
     {
-        #[cfg(context = "nrf")]
+        // The union of all contexts that wind up in a construct_rng should be synchronized with
+        // laze-project.yml's hwrng module.
+        #[cfg(any(context = "nrf51", context = "nrf52"))]
         let rng = embassy_nrf::rng::Rng::new(
             peripherals
                 .RNG