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[U-Boot,v2,4/5] tpm: add more useful NV storage permission flags

Message ID 20171003155554.10705-4-git@andred.net
State Accepted
Delegated to: Simon Glass
Headers show
Series [U-Boot,v2,1/5] SPL: fix printing of image name | expand

Commit Message

André Draszik Oct. 3, 2017, 3:55 p.m. UTC 
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(+)
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Patch

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,