diff options
| author | Matt Fleming <matt.fleming@intel.com> | 2011-11-15 12:57:03 +0000 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2011-12-09 17:35:44 -0800 |
| commit | bb05e4ba452ada7966fbced4e829aa029f546445 (patch) | |
| tree | 975d0b460bcc0381a73d2f0777575d54e2165f35 /include/linux/efi.h | |
| parent | 8e84f345e2f2189a37492c77c566c7494b7b6b23 (diff) | |
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@redhat.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
Link: http://lkml.kernel.org/r/1318848017-12301-1-git-send-email-matt@console-pimps.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include/linux/efi.h')
| -rw-r--r-- | 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 e35005f451d..378f2cd1f7c 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); /* |