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/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef _NPCM_SHA_H_
#define _NPCM_SHA_H_
#define HASH_DIG_H_NUM 8
/* SHA type */
enum npcm_sha_type {
npcm_sha_type_sha2 = 0,
npcm_sha_type_sha1,
npcm_sha_type_num
};
struct npcm_sha_regs {
unsigned int hash_data_in;
unsigned char hash_ctr_sts;
unsigned char reserved_0[0x03];
unsigned char hash_cfg;
unsigned char reserved_1[0x03];
unsigned char hash_ver;
unsigned char reserved_2[0x13];
unsigned int hash_dig[HASH_DIG_H_NUM];
};
#define HASH_CTR_STS_SHA_EN BIT(0)
#define HASH_CTR_STS_SHA_BUSY BIT(1)
#define HASH_CTR_STS_SHA_RST BIT(2)
#define HASH_CFG_SHA1_SHA2 BIT(0)
int npcm_sha_calc(u8 type, const u8 *buf, u32 len, u8 *digest);
int npcm_sha_selftest(u8 type);
#endif
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