[tip:x86/efi] efi/x86: efistub: Move shared dependencies to <asm/ efi.h>

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Commit-ID:  f23cf8bd5c1f49fb12459797d88b8407af93383d
Gitweb:     http://git.kernel.org/tip/f23cf8bd5c1f49fb12459797d88b8407af93383d
Author:     Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
AuthorDate: Wed, 2 Jul 2014 14:54:40 +0200
Committer:  Matt Fleming <matt.fleming@xxxxxxxxx>
CommitDate: Mon, 7 Jul 2014 20:29:46 +0100

efi/x86: efistub: Move shared dependencies to <asm/efi.h>

This moves definitions depended upon both by code under arch/x86/boot
and under drivers/firmware/efi to <asm/efi.h>. This is in preparation of
turning the stub code under drivers/firmware/efi into a static library.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Signed-off-by: Matt Fleming <matt.fleming@xxxxxxxxx>
---
 arch/x86/boot/compressed/eboot.c |  5 +----
 arch/x86/boot/compressed/eboot.h | 16 ----------------
 arch/x86/include/asm/efi.h       | 25 +++++++++++++++++++++++++
 3 files changed, 26 insertions(+), 20 deletions(-)

diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index 385f42c..c066bc4 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -19,10 +19,7 @@
 
 static efi_system_table_t *sys_table;
 
-static struct efi_config *efi_early;
-
-#define efi_call_early(f, ...)						\
-	efi_early->call(efi_early->f, __VA_ARGS__);
+struct efi_config *efi_early;
 
 #define BOOT_SERVICES(bits)						\
 static void setup_boot_services##bits(struct efi_config *c)		\
diff --git a/arch/x86/boot/compressed/eboot.h b/arch/x86/boot/compressed/eboot.h
index c88c31e..d487e72 100644
--- a/arch/x86/boot/compressed/eboot.h
+++ b/arch/x86/boot/compressed/eboot.h
@@ -103,20 +103,4 @@ struct efi_uga_draw_protocol {
 	void *blt;
 };
 
-struct efi_config {
-	u64 image_handle;
-	u64 table;
-	u64 allocate_pool;
-	u64 allocate_pages;
-	u64 get_memory_map;
-	u64 free_pool;
-	u64 free_pages;
-	u64 locate_handle;
-	u64 handle_protocol;
-	u64 exit_boot_services;
-	u64 text_output;
-	efi_status_t (*call)(unsigned long, ...);
-	bool is64;
-} __packed;
-
 #endif /* BOOT_COMPRESSED_EBOOT_H */
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 3dbf56e..9043f36 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -158,6 +158,31 @@ static inline efi_status_t efi_thunk_set_virtual_address_map(
 	return EFI_SUCCESS;
 }
 #endif /* CONFIG_EFI_MIXED */
+
+
+/* arch specific definitions used by the stub code */
+
+struct efi_config {
+	u64 image_handle;
+	u64 table;
+	u64 allocate_pool;
+	u64 allocate_pages;
+	u64 get_memory_map;
+	u64 free_pool;
+	u64 free_pages;
+	u64 locate_handle;
+	u64 handle_protocol;
+	u64 exit_boot_services;
+	u64 text_output;
+	efi_status_t (*call)(unsigned long, ...);
+	bool is64;
+} __packed;
+
+extern struct efi_config *efi_early;
+
+#define efi_call_early(f, ...)						\
+	efi_early->call(efi_early->f, __VA_ARGS__);
+
 #else
 /*
  * IF EFI is not configured, have the EFI calls return -ENOSYS.
--
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