crypto/fsl - Add progressive hashing support using hardware acceleration.

[u-boot] / include / fsl_sec.h

diff --git a/include/fsl_sec.h b/include/fsl_sec.h
index aa850a3bf137dc4015840eb93e0afc86ad1fd072..b6e6f04a34ce52d0da088b84f19ac5bdf2ae0ebf 100644 (file)
--- 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