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Diffstat (limited to 'drivers/crypto/fsl/fsl_hash.h')
-rw-r--r--drivers/crypto/fsl/fsl_hash.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/fsl_hash.h b/drivers/crypto/fsl/fsl_hash.h
new file mode 100644
index 0000000000..f5be651d7a
--- /dev/null
+++ b/drivers/crypto/fsl/fsl_hash.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ */
+
+#ifndef _SHA_H
+#define _SHA_H
+
+#include <fsl_sec.h>
+#include <hash.h>
+#include "jr.h"
+
+/* We support at most 32 Scatter/Gather Entries.*/
+#define MAX_SG_32 32
+
+/*
+ * Hash context contains the following fields
+ * @sha_desc: Sha Descriptor
+ * @sg_num: number of entries in sg table
+ * @len: total length of buffer
+ * @sg_tbl: sg entry table
+ * @hash: index to the hash calculated
+ */
+struct sha_ctx {
+ uint32_t sha_desc[64];
+ uint32_t sg_num;
+ uint32_t len;
+ struct sg_entry sg_tbl[MAX_SG_32];
+ u8 hash[HASH_MAX_DIGEST_SIZE];
+};
+
+#endif