diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/fsl_sec.h | 26 | ||||
| -rw-r--r-- | include/hw_sha.h | 41 |
2 files changed, 66 insertions, 1 deletions
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 @@ 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 diff --git a/include/hw_sha.h b/include/hw_sha.h index 783350d..ab19a99 100644 --- a/include/hw_sha.h +++ b/include/hw_sha.h @@ -7,7 +7,7 @@ */ #ifndef __HW_SHA_H #define __HW_SHA_H - +#include <hash.h> /** * Computes hash value of input pbuf using h/w acceleration @@ -34,4 +34,43 @@ void hw_sha256(const uchar * in_addr, uint buflen, */ void hw_sha1(const uchar * in_addr, uint buflen, uchar * out_addr, uint chunk_size); + +/* + * Create the context for sha progressive hashing using h/w acceleration + * + * @algo: Pointer to the hash_algo struct + * @ctxp: Pointer to the pointer of the context for hashing + * @return 0 if ok, -ve on error + */ +int hw_sha_init(struct hash_algo *algo, void **ctxp); + +/* + * Update buffer for sha progressive hashing using h/w acceleration + * + * The context is freed by this function if an error occurs. + * + * @algo: Pointer to the hash_algo struct + * @ctx: Pointer to the context for hashing + * @buf: Pointer to the buffer being hashed + * @size: Size of the buffer being hashed + * @is_last: 1 if this is the last update; 0 otherwise + * @return 0 if ok, -ve on error + */ +int hw_sha_update(struct hash_algo *algo, void *ctx, const void *buf, + unsigned int size, int is_last); + +/* + * Copy sha hash result at destination location + * + * The context is freed after completion of hash operation or after an error. + * + * @algo: Pointer to the hash_algo struct + * @ctx: Pointer to the context for hashing + * @dest_buf: Pointer to the destination buffer where hash is to be copied + * @size: Size of the buffer being hashed + * @return 0 if ok, -ve on error + */ +int hw_sha_finish(struct hash_algo *algo, void *ctx, void *dest_buf, + int size); + #endif |