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-rw-r--r--block/opal_proto.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/block/opal_proto.h b/block/opal_proto.h
index af9abc56c157..f40c9acf8895 100644
--- a/block/opal_proto.h
+++ b/block/opal_proto.h
@@ -19,6 +19,29 @@
#ifndef _OPAL_PROTO_H
#define _OPAL_PROTO_H
+/*
+ * These constant values come from:
+ * SPC-4 section
+ * 6.30 SECURITY PROTOCOL IN command / table 265.
+ */
+enum {
+ TCG_SECP_00 = 0,
+ TCG_SECP_01,
+};
+
+/*
+ * Token defs derived from:
+ * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
+ * 3.2.2 Data Stream Encoding
+ */
+enum opal_response_token {
+ OPAL_DTA_TOKENID_BYTESTRING = 0xe0,
+ OPAL_DTA_TOKENID_SINT = 0xe1,
+ OPAL_DTA_TOKENID_UINT = 0xe2,
+ OPAL_DTA_TOKENID_TOKEN = 0xe3, /* actual token is returned */
+ OPAL_DTA_TOKENID_INVALID = 0X0
+};
+
#define DTAERROR_NO_METHOD_STATUS 0x89
#define GENERIC_HOST_SESSION_NUM 0x41