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-rw-r--r--arch/x86/include/asm/efi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 98938a68251c..71943dce691e 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -270,6 +270,8 @@ static inline u32 efi64_convert_status(efi_status_t status)
return (u32)(status | (u64)status >> 32);
}
+#define __efi64_split(val) (val) & U32_MAX, (u64)(val) >> 32
+
#define __efi64_argmap_free_pages(addr, size) \
((addr), 0, (size))
@@ -317,6 +319,13 @@ static inline u32 efi64_convert_status(efi_status_t status)
#define __efi64_argmap_hash_log_extend_event(prot, fl, addr, size, ev) \
((prot), (fl), 0ULL, (u64)(addr), 0ULL, (u64)(size), 0ULL, ev)
+/* DXE services */
+#define __efi64_argmap_get_memory_space_descriptor(phys, desc) \
+ (__efi64_split(phys), (desc))
+
+#define __efi64_argmap_set_memory_space_descriptor(phys, size, flags) \
+ (__efi64_split(phys), __efi64_split(size), __efi64_split(flags))
+
/*
* The macros below handle the plumbing for the argument mapping. To add a
* mapping for a specific EFI method, simply define a macro
@@ -357,6 +366,11 @@ static inline u32 efi64_convert_status(efi_status_t status)
runtime), \
func, __VA_ARGS__))
+#define efi_dxe_call(func, ...) \
+ (efi_is_native() \
+ ? efi_dxe_table->func(__VA_ARGS__) \
+ : __efi64_thunk_map(efi_dxe_table, func, __VA_ARGS__))
+
#else /* CONFIG_EFI_MIXED */
static inline bool efi_is_64bit(void)