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

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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>
This commit is contained in:
gaurav rana 2015-02-20 12:51:46 +05:30 • committed by York Sun
parent 7ee8c4795d
commit 94e3c8c4fd
8 changed files with 302 additions and 7 deletions
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26
include/fsl_sec.h
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@ -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