一旦

executables/nr-gnb.c

@@ -48,6 +48,7 @@
 #include "NR_PHY_INTERFACE/NR_IF_Module.h"
 #include "PHY/INIT/nr_phy_init.h"
 #include "PHY/MODULATION/nr_modulation.h"
+#include "openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
 #include "PHY/NR_TRANSPORT/nr_antenna_control.h"
 #include "PHY/NR_TRANSPORT/nr_transport_proto.h"
 #include "PHY/TOOLS/tools_defs.h"
@@ -411,6 +412,13 @@ void init_eNB_afterRU(void)
     if (nr_antenna_control_start(&gNB->antenna_state, 9999)) {
       LOG_I(PHY, "[ANTENNA_CTRL] Test control server started on port 9999\n");
     }
+
+    // Connect MAC's antenna_state pointer to PHY's antenna_state
+    // This allows the scheduler to adapt MIMO layers based on active antennas
+    if (inst < RC.nb_nr_macrlc_inst && RC.nrmac && RC.nrmac[inst]) {
+      RC.nrmac[inst]->antenna_state = &gNB->antenna_state;
+      LOG_I(PHY, "[ANTENNA_STATE] Connected MAC scheduler to PHY antenna state for dynamic layer adaptation\n");
+    }
   }
 }