xnu-4570.61.1.tar.gz

[apple/xnu.git] / osfmk / vm / vm_fault.h

diff --git a/osfmk/vm/vm_fault.h b/osfmk/vm/vm_fault.h
index 1c4e0696d993a746c266b3773683cd8fdd47d249..666b7ef52c23a1ee20d722d3fb3e30397ca10063 100644 (file)
--- a/osfmk/vm/vm_fault.h
+++ b/osfmk/vm/vm_fault.h
@@ -91,10 +91,15 @@ extern kern_return_t vm_fault(
                vm_map_offset_t vaddr,
                vm_prot_t       fault_type,
                boolean_t       change_wiring,
+#if XNU_KERNEL_PRIVATE
+               vm_tag_t        wire_tag,           /* if wiring must pass tag != VM_KERN_MEMORY_NONE */
+#endif
                int             interruptible,
                pmap_t          pmap,
                vm_map_offset_t pmap_addr);
 
+extern void vm_pre_fault(vm_map_offset_t);
+
 #ifdef MACH_KERNEL_PRIVATE
 
 #include <vm/vm_page.h>
@@ -103,6 +108,16 @@ extern kern_return_t vm_fault(
 
 extern void vm_fault_init(void);
 
+/* exported kext version */
+extern kern_return_t vm_fault_external(
+       vm_map_t        map,
+       vm_map_offset_t vaddr,
+       vm_prot_t       fault_type,
+       boolean_t       change_wiring,
+       int             interruptible,
+       pmap_t          caller_pmap,
+       vm_map_offset_t caller_pmap_addr);
+
 /*
  *     Page fault handling based on vm_object only.
  */
@@ -135,8 +150,11 @@ extern void vm_fault_cleanup(
 extern kern_return_t vm_fault_wire(
                vm_map_t        map,
                vm_map_entry_t  entry,
+               vm_prot_t       prot,
+               vm_tag_t        wire_tag,
                pmap_t          pmap,
-               vm_map_offset_t pmap_addr);
+               vm_map_offset_t pmap_addr,
+               ppnum_t         *physpage_p);
 
 extern void vm_fault_unwire(
                vm_map_t        map,
@@ -163,11 +181,19 @@ extern kern_return_t vm_fault_enter(
        vm_prot_t fault_type,
        boolean_t wired,
        boolean_t change_wiring,
+       vm_tag_t  wire_tag,             /* if wiring must pass tag != VM_KERN_MEMORY_NONE */
        boolean_t no_cache,
        boolean_t cs_bypass,
+       int       user_tag,
+       int       pmap_options,
        boolean_t *need_retry,
        int *type_of_fault);
 
+extern vm_offset_t kdp_lightweight_fault(
+               vm_map_t map,
+               vm_offset_t cur_target_addr);
+
+
 #endif /* MACH_KERNEL_PRIVATE */
 
 #endif /* KERNEL_PRIVATE */