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tpm: add more useful NV storage permission flags

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TPM_NV_PER_PPREAD: physical presence needed for reading
TPM_NV_PER_WRITEDEFINE: persistent write lock by writing size 0
TPM_NV_PER_WRITEALL: write in one go

Signed-off-by: André Draszik <adraszik@tycoint.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
André Draszik 2017-10-03 16:55:53 +01:00 • committed by Simon Glass
parent 3c6050277b
commit 1259f778c9
1 changed files with 3 additions and 0 deletions
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3
include/tpm.h
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@ -84,9 +84,12 @@ enum tpm_capability_areas {
};
#define TPM_NV_PER_GLOBALLOCK (1U << 15)
#define TPM_NV_PER_PPREAD (1U << 16)
#define TPM_NV_PER_PPWRITE (1U << 0)
#define TPM_NV_PER_READ_STCLEAR (1U << 31)
#define TPM_NV_PER_WRITE_STCLEAR (1U << 14)
#define TPM_NV_PER_WRITEDEFINE (1U << 13)
#define TPM_NV_PER_WRITEALL (1U << 12)
enum {
TPM_PUBEK_SIZE = 256,