[PATCH v3 15/17] tpm: Add more TPM2 definitions

Simon Glass sjg at chromium.org
Wed Feb 5 03:03:26 CET 2020


Add definitions for access and status.

Need to drop the mixed case.

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
---

Changes in v3: None
Changes in v2: None

 include/tpm-v2.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/include/tpm-v2.h b/include/tpm-v2.h
index ae00803f6d..d53d2e4023 100644
--- a/include/tpm-v2.h
+++ b/include/tpm-v2.h
@@ -161,6 +161,37 @@ enum tpm_index_attrs {
 					TPMA_NV_AUTHWRITE | TPMA_NV_POLICYWRITE,
 };
 
+enum {
+	TPM_ACCESS_VALID		= 1 << 7,
+	TPM_ACCESS_ACTIVE_LOCALITY	= 1 << 5,
+	TPM_ACCESS_REQUEST_PENDING	= 1 << 2,
+	TPM_ACCESS_REQUEST_USE		= 1 << 1,
+	TPM_ACCESS_ESTABLISHMENT	= 1 << 0,
+};
+
+enum {
+	TPM_STS_FAMILY_SHIFT		= 26,
+	TPM_STS_FAMILY_MASK		= 0x3 << TPM_STS_FAMILY_SHIFT,
+	TPM_STS_FAMILY_TPM2		= 1 << TPM_STS_FAMILY_SHIFT,
+	TPM_STS_RESE_TESTABLISMENT_BIT	= 1 << 25,
+	TPM_STS_COMMAND_CANCEL		= 1 << 24,
+	TPM_STS_BURST_COUNT_SHIFT	= 8,
+	TPM_STS_BURST_COUNT_MASK	= 0xffff << TPM_STS_BURST_COUNT_SHIFT,
+	TPM_STS_VALID			= 1 << 7,
+	TPM_STS_COMMAND_READY		= 1 << 6,
+	TPM_STS_GO			= 1 << 5,
+	TPM_STS_DATA_AVAIL		= 1 << 4,
+	TPM_STS_DATA_EXPECT		= 1 << 3,
+	TPM_STS_SELF_TEST_DONE		= 1 << 2,
+	TPM_STS_RESPONSE_RETRY		= 1 << 1,
+};
+
+enum {
+	TPM_CMD_COUNT_OFFSET	= 2,
+	TPM_CMD_ORDINAL_OFFSET	= 6,
+	TPM_MAX_BUF_SIZE	= 1260,
+};
+
 /**
  * Issue a TPM2_Startup command.
  *
-- 
2.25.0.341.g760bfbb309-goog



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