[U-Boot] [PATCH 4/5] tpm: add more useful NV storage permission flags

André Draszik
2017-10-03T15:52:27Z

From: André Draszik <adraszik@tycoint.com>

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>
---
include/tpm.h | 3 +++
1 file changed, 3 insertions(+)

diff --git a/include/tpm.h b/include/tpm.h
index 2a7528dd48..760d94865c 100644
--- a/include/tpm.h
+++ b/include/tpm.h
@@ -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,
--
2.14.2