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-rw-r--r--drivers/tpm/tpm_internal.h287
1 files changed, 287 insertions, 0 deletions
diff --git a/drivers/tpm/tpm_internal.h b/drivers/tpm/tpm_internal.h
new file mode 100644
index 0000000..cd29dba
--- /dev/null
+++ b/drivers/tpm/tpm_internal.h
@@ -0,0 +1,287 @@
+/*
+ * Copyright (c) 2015 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __tpm_internal_h
+#define __tpm_internal_h
+
+enum {
+ TPM_MAX_ORDINAL = 243,
+ TPM_MAX_PROTECTED_ORDINAL = 12,
+ TPM_PROTECTED_ORDINAL_MASK = 0xff,
+ TPM_CMD_COUNT_BYTE = 2,
+ TPM_CMD_ORDINAL_BYTE = 6,
+};
+
+/*
+ * Array with one entry per ordinal defining the maximum amount
+ * of time the chip could take to return the result. The ordinal
+ * designation of short, medium or long is defined in a table in
+ * TCG Specification TPM Main Part 2 TPM Structures Section 17. The
+ * values of the SHORT, MEDIUM, and LONG durations are retrieved
+ * from the chip during initialization with a call to tpm_get_timeouts.
+ */
+static const u8 tpm_protected_ordinal_duration[TPM_MAX_PROTECTED_ORDINAL] = {
+ TPM_UNDEFINED, /* 0 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 5 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 10 */
+ TPM_SHORT,
+};
+
+static const u8 tpm_ordinal_duration[TPM_MAX_ORDINAL] = {
+ TPM_UNDEFINED, /* 0 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 5 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 10 */
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_LONG,
+ TPM_LONG,
+ TPM_MEDIUM, /* 15 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_LONG,
+ TPM_SHORT, /* 20 */
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_SHORT, /* 25 */
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_MEDIUM, /* 30 */
+ TPM_LONG,
+ TPM_MEDIUM,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT, /* 35 */
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_MEDIUM, /* 40 */
+ TPM_LONG,
+ TPM_MEDIUM,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT, /* 45 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_LONG,
+ TPM_MEDIUM, /* 50 */
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 55 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_MEDIUM, /* 60 */
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_MEDIUM, /* 65 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 70 */
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 75 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_LONG, /* 80 */
+ TPM_UNDEFINED,
+ TPM_MEDIUM,
+ TPM_LONG,
+ TPM_SHORT,
+ TPM_UNDEFINED, /* 85 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 90 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED, /* 95 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_MEDIUM, /* 100 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 105 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 110 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT, /* 115 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_LONG, /* 120 */
+ TPM_LONG,
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_SHORT,
+ TPM_SHORT, /* 125 */
+ TPM_SHORT,
+ TPM_LONG,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT, /* 130 */
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_UNDEFINED, /* 135 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 140 */
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 145 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 150 */
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED, /* 155 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 160 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 165 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_LONG, /* 170 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 175 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_MEDIUM, /* 180 */
+ TPM_SHORT,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_MEDIUM, /* 185 */
+ TPM_SHORT,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 190 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 195 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 200 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT,
+ TPM_SHORT, /* 205 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_MEDIUM, /* 210 */
+ TPM_UNDEFINED,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_MEDIUM,
+ TPM_UNDEFINED, /* 215 */
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT,
+ TPM_SHORT, /* 220 */
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_SHORT,
+ TPM_UNDEFINED, /* 225 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 230 */
+ TPM_LONG,
+ TPM_MEDIUM,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED, /* 235 */
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_UNDEFINED,
+ TPM_SHORT, /* 240 */
+ TPM_UNDEFINED,
+ TPM_MEDIUM,
+};
+
+#endif