Commit-ID: bb05e4ba452ada7966fbced4e829aa029f546445
Gitweb: http://git.kernel.org/tip/bb05e4ba452ada7966fbced4e829aa029f546445
Author: Matt Fleming <matt.fleming@xxxxxxxxx>
AuthorDate: Tue, 15 Nov 2011 12:57:03 +0000
Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Fri, 9 Dec 2011 17:35:44 -0800
efi.h: Add allocation types for boottime->allocate_pages()
Add the allocation types detailed in section 6.2 - "AllocatePages()"
of the UEFI 2.3 specification. These definitions will be used by the
x86 EFI boot stub which needs to allocate memory during boot.
Cc: Matthew Garrett <mjg@xxxxxxxxxx>
Signed-off-by: Matt Fleming <matt.fleming@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1318848017-12301-1-git-send-email-matt@xxxxxxxxxxxxxxxxx
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
---
include/linux/efi.h | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/include/linux/efi.h b/include/linux/efi.h
index e35005f..378f2cd 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -109,6 +109,14 @@ typedef struct {
u32 imagesize;
} efi_capsule_header_t;
+/*
+ * Allocation types for calls to boottime->allocate_pages.
+ */
+#define EFI_ALLOCATE_ANY_PAGES 0
+#define EFI_ALLOCATE_MAX_ADDRESS 1
+#define EFI_ALLOCATE_ADDRESS 2
+#define EFI_MAX_ALLOCATE_TYPE 3
+
typedef int (*efi_freemem_callback_t) (u64 start, u64 end, void *arg);
/*
--
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