linux-kernel - [ 45/75] efi: Add new variable attributes

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Date:	Fri, 04 May 2012 13:43:09 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, Matthew Garrett <mjg@...hat.com>
Subject: [ 45/75] efi: Add new variable attributes

3.3-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Matthew Garrett <mjg@...hat.com>

commit 41b3254c93acc56adc3c4477fef7c9512d47659e upstream.

More recent versions of the UEFI spec have added new attributes for
variables. Add them.

Signed-off-by: Matthew Garrett <mjg@...hat.com>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 include/linux/efi.h |   11 +++++++++++
 1 file changed, 11 insertions(+)

--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -510,7 +510,18 @@ extern int __init efi_setup_pcdp_console
 #define EFI_VARIABLE_NON_VOLATILE       0x0000000000000001
 #define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
 #define EFI_VARIABLE_RUNTIME_ACCESS     0x0000000000000004
+#define EFI_VARIABLE_HARDWARE_ERROR_RECORD 0x0000000000000008
+#define EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS 0x0000000000000010
+#define EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS 0x0000000000000020
+#define EFI_VARIABLE_APPEND_WRITE	0x0000000000000040
 
+#define EFI_VARIABLE_MASK 	(EFI_VARIABLE_NON_VOLATILE | \
+				EFI_VARIABLE_BOOTSERVICE_ACCESS | \
+				EFI_VARIABLE_RUNTIME_ACCESS | \
+				EFI_VARIABLE_HARDWARE_ERROR_RECORD | \
+				EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS | \
+				EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS | \
+				EFI_VARIABLE_APPEND_WRITE)
 /*
  * The type of search to perform when calling boottime->locate_handle
  */


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