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libnvdimm, btt: BTT updates for UEFI 2.7 format

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The UEFI 2.7 specification defines an updated BTT metadata format,
bumping the revision to 2.0. Add support for the new format, while
retaining compatibility for the old 1.1 format.

Cc: Toshi Kani <toshi.kani@hpe.com>
Cc: Linda Knippers <linda.knippers@hpe.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Vishal Verma
2017-06-28 14:25:00 -06:00
committed by Dan Williams
parent 5e93746f06
commit 14e4945426
9 changed files with 134 additions and 15 deletions
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3
drivers/nvdimm/nd.h
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@@ -195,6 +195,9 @@ struct nd_btt {
u64 size;
u8 *uuid;
int id;
int initial_offset;
u16 version_major;
u16 version_minor;
};
enum nd_pfn_mode {