Move EFER initialization to initialize_cpu()

src/hulk/hulk.d

@@ -35,13 +35,17 @@ private __gshared HulkHeader hulk_header = {
 
 private void initialize_cpu()
 {
-    /* 1. Enable SSE. */
-    /* 1.a. Turn off CR0.EM and turn on CR0.MP. */
+    /* Enable SSE. */
+    /* Turn off CR0.EM and turn on CR0.MP. */
     write_cr0((read_cr0() & ~CR0_EM) | CR0_MP);
-    /* 1.b. Set CR4.OSFXSR and CR4.OSXMMEXCPT. */
+    /* Set CR4.OSFXSR and CR4.OSXMMEXCPT. */
     write_cr4(read_cr4() | CR4_OSFXSR | CR4_OSXMMEXCPT);
-    /* 2. Enable OSXSAVE. */
+
+    /* Enable OSXSAVE. */
     write_cr4(read_cr4() | CR4_OSXSAVE);
+
+    /* Turn on NXE (no execute enable) flag in the EFER MSR. */
+    wrmsr(MSR_EFER, rdmsr(MSR_EFER) | EFER_NXE);
 }
 
 /**

src/hulk/hurl.d

@@ -33,8 +33,6 @@ struct hurl
      */
     public static void initialize(HulkHeader * header)
     {
-        /* Turn on NXE (no execute enable) flag in the EFER MSR. */
-        wrmsr(MSR_EFER, rdmsr(MSR_EFER) | EFER_NXE);
         m_pt_base = allocate_pt();
         /* Identity map all physical RAM. */
         map_range(0u,