[fix] Update emulator to copy the HMAC tag to the tag register array …

…in CSR mode. (#1879)
chipsalliance · Jan 6, 2025 · 44c8242 · 44c8242
1 parent 5788962
commit 44c8242
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sw-emulator/lib/periph/src/hmac.rs b/sw-emulator/lib/periph/src/hmac.rs
@@ -348,8 +348,10 @@ impl HmacSha {
             let mode512 = self.control.reg.is_set(Control::MODE);
 
             // If CSR mode is set, use the pre-defined key.
+            // Also reset the key_from_kv flag since the key is not read from the key-vault.
             if self.control.reg.is_set(Control::CSR_MODE) {
                 self.key = self.csr_key;
+                self.key_from_kv = false;
             }
 
             if self.control.reg.is_set(Control::INIT) {