1 files changed, 12 insertions, 8 deletions

diff --git a/include/linux/efi.h b/include/linux/efi.h
index c7c5dd316182..e203613d3aec 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -240,19 +240,21 @@ struct efi_memory_map {
         unsigned long desc_size;
 };
 
+#define EFI_INVALID_TABLE_ADDR          (~0UL)
+
 /*
  * All runtime access to EFI goes through this structure:
  */
 extern struct efi {
         efi_system_table_t *systab;     /* EFI system table */
-        void *mps;                      /* MPS table */
-        void *acpi;                     /* ACPI table  (IA64 ext 0.71) */
-        void *acpi20;                   /* ACPI table  (ACPI 2.0) */
-        void *smbios;                   /* SM BIOS table */
-        void *sal_systab;               /* SAL system table */
-        void *boot_info;                /* boot info table */
-        void *hcdp;                     /* HCDP table */
-        void *uga;                      /* UGA table */
+        unsigned long mps;              /* MPS table */
+        unsigned long acpi;             /* ACPI table  (IA64 ext 0.71) */
+        unsigned long acpi20;           /* ACPI table  (ACPI 2.0) */
+        unsigned long smbios;           /* SM BIOS table */
+        unsigned long sal_systab;       /* SAL system table */
+        unsigned long boot_info;        /* boot info table */
+        unsigned long hcdp;             /* HCDP table */
+        unsigned long uga;              /* UGA table */
         efi_get_time_t *get_time;
         efi_set_time_t *set_time;
         efi_get_wakeup_time_t *get_wakeup_time;
@@ -292,6 +294,8 @@ extern void efi_enter_virtual_mode (void);	/* switch EFI to virtual mode, if pos
 extern u64 efi_get_iobase (void);
 extern u32 efi_mem_type (unsigned long phys_addr);
 extern u64 efi_mem_attributes (unsigned long phys_addr);
+extern int efi_mem_attribute_range (unsigned long phys_addr, unsigned long size,
+                                    u64 attr);
 extern int __init efi_uart_console_only (void);
 extern void efi_initialize_iomem_resources(struct resource *code_resource,
                                         struct resource *data_resource);