crypto/fsl - Add progressive hashing support using hardware acceleration.
Currently only normal hashing is supported using hardware acceleration.
Added support for progressive hashing using hardware.
Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com>
Signed-off-by: Gaurav Rana <gaurav.rana@freescale.com>
CC: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/include/fsl_sec.h b/include/fsl_sec.h
index aa850a3..b6e6f04 100644
--- a/include/fsl_sec.h
+++ b/include/fsl_sec.h
@@ -175,6 +175,32 @@
u32 jrcr;
};
+/*
+ * Scatter Gather Entry - Specifies the the Scatter Gather Format
+ * related information
+ */
+struct sg_entry {
+#ifdef CONFIG_SYS_FSL_SEC_LE
+ uint32_t addr_lo; /* Memory Address - lo */
+ uint16_t addr_hi; /* Memory Address of start of buffer - hi */
+ uint16_t reserved_zero;
+#else
+ uint16_t reserved_zero;
+ uint16_t addr_hi; /* Memory Address of start of buffer - hi */
+ uint32_t addr_lo; /* Memory Address - lo */
+#endif
+
+ uint32_t len_flag; /* Length of the data in the frame */
+#define SG_ENTRY_LENGTH_MASK 0x3FFFFFFF
+#define SG_ENTRY_EXTENSION_BIT 0x80000000
+#define SG_ENTRY_FINAL_BIT 0x40000000
+ uint32_t bpid_offset;
+#define SG_ENTRY_BPID_MASK 0x00FF0000
+#define SG_ENTRY_BPID_SHIFT 16
+#define SG_ENTRY_OFFSET_MASK 0x00001FFF
+#define SG_ENTRY_OFFSET_SHIFT 0
+};
+
int sec_init(void);
#endif