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01b2a7fc32
The SHA256 DMA driver can be used by multiple SoCs. Move it to the common directory. Signed-off-by: Carlo Caione <ccaione@baylibre.com> Change-Id: I96319eeeeeebd503ef0dcb07c0e4ff6a67afeaa5
36 lines
651 B
C
36 lines
651 B
C
/*
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* Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef SHA_DMA_H
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#define SHA_DMA_H
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#define SHA256_HASHSZ 32
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#define SHA256_BLOCKSZ 0x40
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enum ASD_MODE {
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ASM_INVAL,
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ASM_SHA256,
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ASM_SHA224,
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};
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struct asd_ctx {
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uint8_t digest[SHA256_HASHSZ];
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uint8_t block[SHA256_BLOCKSZ];
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size_t blocksz;
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enum ASD_MODE mode;
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uint8_t started;
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};
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static inline void asd_sha_init(struct asd_ctx *ctx, enum ASD_MODE mode)
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{
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ctx->started = 0;
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ctx->mode = mode;
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ctx->blocksz = 0;
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}
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void asd_sha_update(struct asd_ctx *ctx, void *data, size_t len);
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void asd_sha_finalize(struct asd_ctx *ctx);
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#endif
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