xnu-3247.1.106.tar.gz

[apple/xnu.git] / pexpert / i386 / pe_init.c

diff --git a/pexpert/i386/pe_init.c b/pexpert/i386/pe_init.c
index e154c7a784d676c46a46317ce664ee98e77254a9..35d44a25c20c746a37937392a1a6f34a5c731452 100644 (file)
--- a/pexpert/i386/pe_init.c
+++ b/pexpert/i386/pe_init.c
@@ -41,6 +41,10 @@
 #include <kern/sched_prim.h>
 #include <kern/debug.h>
 
+#if CONFIG_CSR
+#include <sys/csr.h>
+#endif
+
 #include "boot_images.h"
 
 /* extern references */
@@ -101,12 +105,6 @@ void PE_init_iokit(void)
 {
     enum { kMaxBootVar = 128 };
         
-    typedef struct {
-        char            name[32];
-        unsigned long   length;
-        unsigned long   value[2];
-    } DriversPackageProp;
-
     boolean_t bootClutInitialized = FALSE;
     boolean_t noroot_rle_Initialized = FALSE;
 
@@ -178,7 +176,7 @@ void PE_init_iokit(void)
                            default_progress_data3x, 
                            (unsigned char *) appleClut8);
 
-    (void) StartIOKit( PE_state.deviceTreeHead, PE_state.bootArgs, gPEEFIRuntimeServices, NULL);
+    StartIOKit( PE_state.deviceTreeHead, PE_state.bootArgs, gPEEFIRuntimeServices, NULL);
 }
 
 void PE_init_platform(boolean_t vm_initialized, void * _args)
@@ -326,3 +324,21 @@ PE_reboot_on_panic(void)
        else
                return FALSE;
 }
+
+/* rdar://problem/21244753 */
+uint32_t
+PE_i_can_has_debugger(uint32_t *debug_flags)
+{
+#if CONFIG_CSR
+       if (csr_check(CSR_ALLOW_KERNEL_DEBUGGER) != 0 &&
+           csr_check(CSR_ALLOW_APPLE_INTERNAL) != 0) {
+               if (debug_flags)
+                       *debug_flags = 0;
+               return FALSE;
+       }
+#endif
+       if (debug_flags) {
+               *debug_flags = debug_boot_arg;
+       }
+       return TRUE;
+}