diff --git a/kernel/bench.c b/kernel/bench.c
index 906c4cd..e83858d 100644
--- a/kernel/bench.c
+++ b/kernel/bench.c
@@ -108,7 +108,6 @@ void run_benchmark(testcase_t *test, testresult_t *result)
 
   bench_timer_reset();
 
-  printf("x\n", test);
   test->test(result, bench_timer_start, bench_timer_stop);
 
   result->time = get_time();
@@ -127,12 +126,13 @@ int run_suite(testcase_t *tests)
   for (i = 0; i < num; i++) {
     testresult_t result;
     run_benchmark(&tests[i], &result);
-    if(enable_printf) print_result(&tests[i], &result);
-
+    if(enable_printf && (get_core_id()==0))
+      print_result(&tests[i], &result);    
     errors += result.errors;
   }
-
-  print_summary(errors);
+  
+  if(get_core_id() == 0)
+    print_summary(errors);
 
   return errors;
 }
diff --git a/kernel/chips/pulp/link.ld b/kernel/chips/pulp/link.ld
index c1f01f1..534bb11 100644
--- a/kernel/chips/pulp/link.ld
+++ b/kernel/chips/pulp/link.ld
@@ -4,7 +4,7 @@ ENTRY( _start )
 MEMORY
 {
   L2           : ORIGIN = 0x1c000000, LENGTH = 0x0007fffc
-  L1           : ORIGIN = 0x10000004, LENGTH = 0x0000fffc
+  L1           : ORIGIN = 0x10000000, LENGTH = 0x0000fffc
 }
 
 /*
diff --git a/kernel/crt0.S b/kernel/crt0.S
index 2fbd25b..27a799f 100644
--- a/kernel/crt0.S
+++ b/kernel/crt0.S
@@ -26,18 +26,12 @@ pos_init_entry:
 #if defined(ARCHI_HAS_CLUSTER)
     csrr    a0, 0xF14
     andi    a1, a0, 0x1f
-    srli    a0, a0, 5
-    li  x2, 0x10200000
-    li  x3, 0x1
-    la  x4, _start
-    sw  x4, 0x40(x2)
-    sw  x3, 8(x2)
 //#ifdef ARCHI_CL_BOOT
 //
 //      li      a2, ARCHI_FC_CID
 //      j       do_cl_boot
-////      beq     a0, a2, do_cl_boot // FC will go there
-////      bnez    a1, pe_start // cluster will go here
+//      beq     a0, a2,  // FC will go there
+      bnez    a0, cluster_entry_stub // cluster will go here
 //
 //#else
 //
@@ -50,8 +44,12 @@ pos_init_entry:
 //#endif
 //
 #endif
-
-
+    srli    a0, a0, 5
+    li  x2, 0x10200000
+    li  x3, 0x1
+    la  x4, _start
+    sw  x4, 0x40(x2)
+    sw  x3, 8(x2)
 
     # Clear the bss segment
     la      t0, _bss_start
@@ -64,13 +62,14 @@ pos_init_entry:
 
 
     # Stack initialization
-    la   x2, stack
+//    la   x2, stack
 
 
 
     /* Do all other initializations from C code */
     jal  x1, pos_init_start
 
+    j cluster_entry_stub
 
 
 .section .text
@@ -140,7 +139,7 @@ pos_init_entry:
     .org 0x80
     .global _start
 _start:
-    jal x0, pos_init_entry
+    jal x0, pe_start
 
 
 pos_illegal_instr:
@@ -159,15 +158,17 @@ pos_semihosting_call:
 
 #if defined(ARCHI_HAS_CLUSTER)
 pe_start:
+    csrr    a0, 0xF14
+    andi    a1, a0, 0x1f
     la   x2, cluster_stacks
     lw   x2, 0(x2)
     li   x3, CLUSTER_STACK_SIZE
     addi a1, a1, 1
     mul  x1, x3, a1
     add  x2, x2, x1
-    j    cluster_entry_stub // fc will go here
+    j    pos_init_entry // fc will go here
 #endif
-
+  
 do_cl_boot:
     li  x2, 0x10200000
     li  x3, 0x1
diff --git a/kernel/init.c b/kernel/init.c
index 88d3e39..632af10 100644
--- a/kernel/init.c
+++ b/kernel/init.c
@@ -74,7 +74,7 @@ void pos_init_start()
 
   // Call global and static constructors
   // Each module may do private initializations there
-  //pos_init_do_ctors();
+  pos_init_do_ctors();
 
   // Now that the system is ready, activate IO
   pos_io_start();
@@ -84,7 +84,7 @@ void pos_init_start()
 
   }
 
-  cluster_entry_stub();
+  //  cluster_entry_stub();
   
   //if (!hal_is_fc())
   //{