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authorgaurav rana <gaurav.rana@freescale.com>2015-02-20 12:51:46 +0530
committerYork Sun <yorksun@freescale.com>2015-02-25 13:20:02 -0800
commit94e3c8c4fd7bfe395fa467973cd647551d6d98c7 (patch)
treeb591415085fa8629245dcd2183f2dc50f550ccc1 /include/fsl_sec.h
parent7ee8c4795d0ab0f1cd25496bfbcdedb184ef5a8d (diff)
downloadtalos-obmc-uboot-94e3c8c4fd7bfe395fa467973cd647551d6d98c7.tar.gz
talos-obmc-uboot-94e3c8c4fd7bfe395fa467973cd647551d6d98c7.zip
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>
Diffstat (limited to 'include/fsl_sec.h')
-rw-r--r--include/fsl_sec.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/include/fsl_sec.h b/include/fsl_sec.h
index aa850a3bf1..b6e6f04a34 100644
--- a/include/fsl_sec.h
+++ b/include/fsl_sec.h
@@ -175,6 +175,32 @@ struct jr_regs {
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
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