Add the following alorithms to talitos: md5, sha1, sha256, sha384, sha512. These are all type ahash.
Signed-off-by: Lee Nipper <lee.nip...@gmail.com> --- This is v2 of this patch. It incorporates changes made after Kim's review. drivers/crypto/talitos.c | 544 ++++++++++++++++++++++++++++++++++++++++++++-- drivers/crypto/talitos.h | 8 + 2 files changed, 534 insertions(+), 18 deletions(-) diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 9d52d43..4ab22bc 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -42,6 +42,7 @@ #include <crypto/aes.h> #include <crypto/des.h> #include <crypto/sha.h> +#include <crypto/md5.h> #include <crypto/aead.h> #include <crypto/authenc.h> #include <crypto/skcipher.h> @@ -66,6 +67,13 @@ struct talitos_ptr { __be32 ptr; /* address */ }; +static const struct talitos_ptr zero_entry = { + .len = 0, + .j_extent = 0, + .eptr = 0, + .ptr = 0 +}; + /* descriptor */ struct talitos_desc { __be32 hdr; /* header high bits */ @@ -693,7 +701,7 @@ static void talitos_unregister_rng(struct device *dev) #define TALITOS_MAX_KEY_SIZE 64 #define TALITOS_MAX_IV_LENGTH 16 /* max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */ -#define MD5_DIGEST_SIZE 16 +#define MD5_BLOCK_SIZE 64 struct talitos_ctx { struct device *dev; @@ -706,6 +714,22 @@ struct talitos_ctx { unsigned int authsize; }; +#define HASH_MAX_BLOCK_SIZE SHA512_BLOCK_SIZE +#define TALITOS_MDEU_MAX_CONTEXT_SIZE TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512 + +struct talitos_ahash_req_ctx { + u64 count; + u8 hw_context[TALITOS_MDEU_MAX_CONTEXT_SIZE]; + unsigned int hw_context_size; + u8 buf[HASH_MAX_BLOCK_SIZE]; + u8 bufnext[HASH_MAX_BLOCK_SIZE]; + unsigned int first; + unsigned int last; + unsigned int to_hash_later; + struct scatterlist bufsl[2]; + struct scatterlist *psrc; +}; + static int aead_setauthsize(struct crypto_aead *authenc, unsigned int authsize) { @@ -822,10 +846,14 @@ static void talitos_sg_unmap(struct device *dev, else dma_unmap_sg(dev, src, src_nents, DMA_TO_DEVICE); - if (edesc->dst_is_chained) - talitos_unmap_sg_chain(dev, dst, DMA_FROM_DEVICE); - else - dma_unmap_sg(dev, dst, dst_nents, DMA_FROM_DEVICE); + if (dst) { + if (edesc->dst_is_chained) + talitos_unmap_sg_chain(dev, dst, + DMA_FROM_DEVICE); + else + dma_unmap_sg(dev, dst, dst_nents, + DMA_FROM_DEVICE); + } } else if (edesc->src_is_chained) talitos_unmap_sg_chain(dev, src, DMA_BIDIRECTIONAL); @@ -1115,12 +1143,67 @@ static int sg_count(struct scatterlist *sg_list, int nbytes, int *chained) return sg_nents; } +/** + * sg_copy_end_to_buffer - Copy end data from SG list to a linear buffer + * @sgl: The SG list + * @nents: Number of SG entries + * @buf: Where to copy to + * @buflen: The number of bytes to copy + * @skip: The number of bytes to skip before copying. + * Note: skip + buflen should equal SG total size. + * + * Returns the number of copied bytes. + * + **/ +static size_t sg_copy_end_to_buffer(struct scatterlist *sgl, unsigned int nents, + void *buf, size_t buflen, unsigned int skip) +{ + unsigned int offset = 0; + unsigned int boffset = 0; + struct sg_mapping_iter miter; + unsigned long flags; + unsigned int sg_flags = SG_MITER_ATOMIC; + size_t total_buffer = buflen + skip; + + sg_flags |= SG_MITER_FROM_SG; + + sg_miter_start(&miter, sgl, nents, sg_flags); + + local_irq_save(flags); + + while (sg_miter_next(&miter) && offset < total_buffer) { + unsigned int len; + unsigned int ignore; + + if ((offset + miter.length) > skip) { + if (offset < skip) { + /* Copy part of this segment */ + ignore = skip - offset; + len = miter.length - ignore; + memcpy(buf + boffset, miter.addr + ignore, len); + } else { + /* Copy all of this segment */ + len = miter.length; + memcpy(buf + boffset, miter.addr, len); + } + boffset += len; + } + offset += miter.length; + } + + sg_miter_stop(&miter); + + local_irq_restore(flags); + return boffset; +} + /* * allocate and map the extended descriptor */ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, struct scatterlist *src, struct scatterlist *dst, + int hash_result, unsigned int cryptlen, unsigned int authsize, int icv_stashing, @@ -1140,11 +1223,16 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, src_nents = sg_count(src, cryptlen + authsize, &src_chained); src_nents = (src_nents == 1) ? 0 : src_nents; - if (dst == src) { - dst_nents = src_nents; + if (hash_result) { + dst_nents = 0; } else { - dst_nents = sg_count(dst, cryptlen + authsize, &dst_chained); - dst_nents = (dst_nents == 1) ? 0 : dst_nents; + if (dst == src) { + dst_nents = src_nents; + } else { + dst_nents = sg_count(dst, cryptlen + authsize, + &dst_chained); + dst_nents = (dst_nents == 1) ? 0 : dst_nents; + } } /* @@ -1173,8 +1261,10 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, edesc->src_is_chained = src_chained; edesc->dst_is_chained = dst_chained; edesc->dma_len = dma_len; - edesc->dma_link_tbl = dma_map_single(dev, &edesc->link_tbl[0], - edesc->dma_len, DMA_BIDIRECTIONAL); + if (dma_len) + edesc->dma_link_tbl = dma_map_single(dev, &edesc->link_tbl[0], + edesc->dma_len, + DMA_BIDIRECTIONAL); return edesc; } @@ -1185,7 +1275,7 @@ static struct talitos_edesc *aead_edesc_alloc(struct aead_request *areq, struct crypto_aead *authenc = crypto_aead_reqtfm(areq); struct talitos_ctx *ctx = crypto_aead_ctx(authenc); - return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, + return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, 0, areq->cryptlen, ctx->authsize, icv_stashing, areq->base.flags); } @@ -1442,8 +1532,8 @@ static struct talitos_edesc *ablkcipher_edesc_alloc(struct ablkcipher_request * struct crypto_ablkcipher *cipher = crypto_ablkcipher_reqtfm(areq); struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher); - return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, areq->nbytes, - 0, 0, areq->base.flags); + return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, 0, + areq->nbytes, 0, 0, areq->base.flags); } static int ablkcipher_encrypt(struct ablkcipher_request *areq) @@ -1479,6 +1569,286 @@ static int ablkcipher_decrypt(struct ablkcipher_request *areq) return common_nonsnoop(edesc, areq, NULL, ablkcipher_done); } +static void common_nonsnoop_hash_unmap(struct device *dev, + struct talitos_edesc *edesc, + struct ahash_request *areq) +{ + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + unmap_single_talitos_ptr(dev, &edesc->desc.ptr[5], DMA_FROM_DEVICE); + + /* When using hashctx-in, must unmap it. */ + if (edesc->desc.ptr[1].len) + unmap_single_talitos_ptr(dev, &edesc->desc.ptr[1], + DMA_TO_DEVICE); + + if (edesc->desc.ptr[2].len) + unmap_single_talitos_ptr(dev, &edesc->desc.ptr[2], + DMA_TO_DEVICE); + + talitos_sg_unmap(dev, edesc, req_ctx->psrc, NULL); + + if (edesc->dma_len) + dma_unmap_single(dev, edesc->dma_link_tbl, edesc->dma_len, + DMA_BIDIRECTIONAL); + +} + +static void ahash_done(struct device *dev, + struct talitos_desc *desc, void *context, + int err) +{ + struct ahash_request *areq = context; + struct talitos_edesc *edesc = + container_of(desc, struct talitos_edesc, desc); + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + if (!req_ctx->last && req_ctx->to_hash_later) { + /* Position any partial block for next update/final/finup */ + memcpy(req_ctx->buf, req_ctx->bufnext, req_ctx->to_hash_later); + } + common_nonsnoop_hash_unmap(dev, edesc, areq); + + kfree(edesc); + + areq->base.complete(&areq->base, err); +} + +static int common_nonsnoop_hash(struct talitos_edesc *edesc, + struct ahash_request *areq, unsigned int length, + void (*callback) (struct device *dev, + struct talitos_desc *desc, + void *context, int error)) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); + struct talitos_ctx *ctx = crypto_ahash_ctx(tfm); + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + struct device *dev = ctx->dev; + struct talitos_desc *desc = &edesc->desc; + int sg_count, ret; + + /* first DWORD empty */ + desc->ptr[0] = zero_entry; + + /* hash context in (if not first) */ + if (!req_ctx->first) { + map_single_talitos_ptr(dev, &desc->ptr[1], + req_ctx->hw_context_size, + (char *)req_ctx->hw_context, 0, + DMA_TO_DEVICE); + } else { + desc->ptr[1] = zero_entry; + /* Indicate next op is not the first. */ + req_ctx->first = 0; + } + + /* HMAC key */ + if (ctx->keylen) + map_single_talitos_ptr(dev, &desc->ptr[2], ctx->keylen, + (char *)&ctx->key, 0, DMA_TO_DEVICE); + else + desc->ptr[2] = zero_entry; + + /* + * data in + */ + desc->ptr[3].len = cpu_to_be16(length); + desc->ptr[3].j_extent = 0; + + sg_count = talitos_map_sg(dev, req_ctx->psrc, + edesc->src_nents ? : 1, + DMA_TO_DEVICE, + edesc->src_is_chained); + + if (sg_count == 1) { + to_talitos_ptr(&desc->ptr[3], sg_dma_address(req_ctx->psrc)); + } else { + sg_count = sg_to_link_tbl(req_ctx->psrc, sg_count, length, + &edesc->link_tbl[0]); + if (sg_count > 1) { + desc->ptr[3].j_extent |= DESC_PTR_LNKTBL_JUMP; + to_talitos_ptr(&desc->ptr[3], edesc->dma_link_tbl); + dma_sync_single_for_device(ctx->dev, + edesc->dma_link_tbl, + edesc->dma_len, + DMA_BIDIRECTIONAL); + } else { + /* Only one segment now, so no link tbl needed */ + to_talitos_ptr(&desc->ptr[3], + sg_dma_address(req_ctx->psrc)); + } + } + + /* fifth DWORD empty */ + desc->ptr[4] = zero_entry; + + /* hash/HMAC out -or- hash context out */ + if (req_ctx->last) + map_single_talitos_ptr(dev, &desc->ptr[5], + crypto_ahash_digestsize(tfm), + areq->result, 0, DMA_FROM_DEVICE); + else + map_single_talitos_ptr(dev, &desc->ptr[5], + req_ctx->hw_context_size, + req_ctx->hw_context, 0, DMA_FROM_DEVICE); + + /* last DWORD empty */ + desc->ptr[6] = zero_entry; + + ret = talitos_submit(dev, desc, callback, areq); + if (ret != -EINPROGRESS) { + common_nonsnoop_hash_unmap(dev, edesc, areq); + kfree(edesc); + } + return ret; +} + +static struct talitos_edesc *ahash_edesc_alloc(struct ahash_request *areq, + unsigned int nbytes) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); + struct talitos_ctx *ctx = crypto_ahash_ctx(tfm); + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + return talitos_edesc_alloc(ctx->dev, req_ctx->psrc, NULL, 1, + nbytes, 0, 0, areq->base.flags); +} + +static int ahash_init(struct ahash_request *areq) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + /* Initialize the context */ + req_ctx->count = 0; + req_ctx->first = 1; /* first indicates h/w must init it's context */ + req_ctx->hw_context_size = + (crypto_ahash_digestsize(tfm) <= SHA256_DIGEST_SIZE) + ? TALITOS_MDEU_CONTEXT_SIZE_MD5_SHA1_SHA256 + : TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512; + + return 0; +} + +static int ahash_process_req(struct ahash_request *areq, unsigned int nbytes) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); + struct talitos_ctx *ctx = crypto_ahash_ctx(tfm); + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + struct talitos_edesc *edesc; + unsigned int blocksize = + crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm)); + unsigned int nbytes_to_hash; + unsigned int to_hash_later; + unsigned int index; + int chained; + + index = req_ctx->count & (blocksize - 1); + req_ctx->count += nbytes; + + if (!req_ctx->last && (index + nbytes) < blocksize) { + /* Buffer the partial block */ + sg_copy_to_buffer(areq->src, + sg_count(areq->src, nbytes, &chained), + req_ctx->buf + index, nbytes); + return 0; + } + + if (index) { + /* partial block from previous update; chain it in. */ + sg_init_table(req_ctx->bufsl, (nbytes) ? 2 : 1); + sg_set_buf(req_ctx->bufsl, req_ctx->buf, index); + if (nbytes) + scatterwalk_sg_chain(req_ctx->bufsl, 2, + areq->src); + req_ctx->psrc = req_ctx->bufsl; + } else { + req_ctx->psrc = areq->src; + } + nbytes_to_hash = index + nbytes; + if (!req_ctx->last) { + to_hash_later = (nbytes_to_hash & (blocksize - 1)); + if (to_hash_later) { + int nents; + /* Must copy to_hash_later bytes from the end + * to bufnext (a partial block) for later. + */ + nents = sg_count(areq->src, nbytes, &chained); + sg_copy_end_to_buffer(areq->src, nents, + req_ctx->bufnext, + to_hash_later, + nbytes - to_hash_later); + + /* Adjust count for what will be hashed now */ + nbytes_to_hash -= to_hash_later; + } + req_ctx->to_hash_later = to_hash_later; + } + + /* allocate extended descriptor */ + edesc = ahash_edesc_alloc(areq, nbytes_to_hash); + if (IS_ERR(edesc)) + return PTR_ERR(edesc); + + edesc->desc.hdr = ctx->desc_hdr_template; + + /* On last one, request SEC to pad; otherwise continue */ + if (req_ctx->last) + edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_PAD; + else + edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_CONT; + + /* On first one, request SEC to INIT hash. */ + if (req_ctx->first) + edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_INIT; + + /* When the tfm context has a keylen, it's an HMAC. + * A first or last (ie. not middle) descriptor must request HMAC. + */ + if (ctx->keylen && (req_ctx->first || req_ctx->last)) + edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_HMAC; + + return common_nonsnoop_hash(edesc, areq, nbytes_to_hash, + ahash_done); +} + +static int ahash_update(struct ahash_request *areq) +{ + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + req_ctx->last = 0; + + return ahash_process_req(areq, areq->nbytes); +} + +static int ahash_final(struct ahash_request *areq) +{ + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + req_ctx->last = 1; + + return ahash_process_req(areq, 0); +} + +static int ahash_finup(struct ahash_request *areq) +{ + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + req_ctx->last = 1; + + return ahash_process_req(areq, areq->nbytes); +} + +static int ahash_digest(struct ahash_request *areq) +{ + struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); + + ahash_init(areq); + req_ctx->last = 1; + + return ahash_process_req(areq, areq->nbytes); +} + struct talitos_alg_template { u32 type; union { @@ -1694,7 +2064,113 @@ static struct talitos_alg_template driver_algs[] = { DESC_HDR_SEL0_DEU | DESC_HDR_MODE0_DEU_CBC | DESC_HDR_MODE0_DEU_3DES, - } + }, + /* AHASH algorithms. */ + { .type = CRYPTO_ALG_TYPE_AHASH, + .alg.hash = { + .init = ahash_init, + .update = ahash_update, + .final = ahash_final, + .finup = ahash_finup, + .digest = ahash_digest, + .halg.digestsize = MD5_DIGEST_SIZE, + .halg.base = { + .cra_name = "md5", + .cra_driver_name = "md5-talitos", + .cra_blocksize = MD5_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | + CRYPTO_ALG_ASYNC, + .cra_type = &crypto_ahash_type + } + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_MDEUA | + DESC_HDR_MODE0_MDEU_MD5, + }, + { .type = CRYPTO_ALG_TYPE_AHASH, + .alg.hash = { + .init = ahash_init, + .update = ahash_update, + .final = ahash_final, + .finup = ahash_finup, + .digest = ahash_digest, + .halg.digestsize = SHA1_DIGEST_SIZE, + .halg.base = { + .cra_name = "sha1", + .cra_driver_name = "sha1-talitos", + .cra_blocksize = SHA1_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | + CRYPTO_ALG_ASYNC, + .cra_type = &crypto_ahash_type + } + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_MDEUA | + DESC_HDR_MODE0_MDEU_SHA1, + }, + { .type = CRYPTO_ALG_TYPE_AHASH, + .alg.hash = { + .init = ahash_init, + .update = ahash_update, + .final = ahash_final, + .finup = ahash_finup, + .digest = ahash_digest, + .halg.digestsize = SHA256_DIGEST_SIZE, + .halg.base = { + .cra_name = "sha256", + .cra_driver_name = "sha256-talitos", + .cra_blocksize = SHA256_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | + CRYPTO_ALG_ASYNC, + .cra_type = &crypto_ahash_type + } + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_MDEUA | + DESC_HDR_MODE0_MDEU_SHA256, + }, + { .type = CRYPTO_ALG_TYPE_AHASH, + .alg.hash = { + .init = ahash_init, + .update = ahash_update, + .final = ahash_final, + .finup = ahash_finup, + .digest = ahash_digest, + .halg.digestsize = SHA384_DIGEST_SIZE, + .halg.base = { + .cra_name = "sha384", + .cra_driver_name = "sha384-talitos", + .cra_blocksize = SHA384_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | + CRYPTO_ALG_ASYNC, + .cra_type = &crypto_ahash_type + } + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_MDEUB | + DESC_HDR_MODE0_MDEUB_SHA384, + }, + { .type = CRYPTO_ALG_TYPE_AHASH, + .alg.hash = { + .init = ahash_init, + .update = ahash_update, + .final = ahash_final, + .finup = ahash_finup, + .digest = ahash_digest, + .halg.digestsize = SHA512_DIGEST_SIZE, + .halg.base = { + .cra_name = "sha512", + .cra_driver_name = "sha512-talitos", + .cra_blocksize = SHA512_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | + CRYPTO_ALG_ASYNC, + .cra_type = &crypto_ahash_type + } + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_MDEUB | + DESC_HDR_MODE0_MDEUB_SHA512, + }, }; struct talitos_crypto_alg { @@ -1709,8 +2185,13 @@ static int talitos_cra_init(struct crypto_tfm *tfm) struct talitos_crypto_alg *talitos_alg; struct talitos_ctx *ctx = crypto_tfm_ctx(tfm); - talitos_alg = container_of(alg, struct talitos_crypto_alg, - algt.alg.crypto); + if ((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_AHASH) + talitos_alg = container_of(__crypto_ahash_alg(alg), + struct talitos_crypto_alg, + algt.alg.hash); + else + talitos_alg = container_of(alg, struct talitos_crypto_alg, + algt.alg.crypto); /* update context with ptr to dev */ ctx->dev = talitos_alg->dev; @@ -1718,12 +2199,34 @@ static int talitos_cra_init(struct crypto_tfm *tfm) /* copy descriptor header template value */ ctx->desc_hdr_template = talitos_alg->algt.desc_hdr_template; + return 0; +} + +static int talitos_cra_init_aead(struct crypto_tfm *tfm) +{ + struct talitos_ctx *ctx = crypto_tfm_ctx(tfm); + + talitos_cra_init(tfm); + /* random first IV */ get_random_bytes(ctx->iv, TALITOS_MAX_IV_LENGTH); return 0; } +static int talitos_cra_init_ahash(struct crypto_tfm *tfm) +{ + struct talitos_ctx *ctx = crypto_tfm_ctx(tfm); + + talitos_cra_init(tfm); + + ctx->keylen = 0; + crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm), + sizeof(struct talitos_ahash_req_ctx)); + + return 0; +} + /* * given the alg's descriptor header template, determine whether descriptor * type and primary/secondary execution units required match the hw @@ -1805,15 +2308,20 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev, switch (t_alg->algt.type) { case CRYPTO_ALG_TYPE_ABLKCIPHER: + alg = &t_alg->algt.alg.crypto; + alg->cra_init = talitos_cra_init; + break; case CRYPTO_ALG_TYPE_AEAD: alg = &t_alg->algt.alg.crypto; + alg->cra_init = talitos_cra_init_aead; break; case CRYPTO_ALG_TYPE_AHASH: alg = &t_alg->algt.alg.hash.halg.base; + alg->cra_init = talitos_cra_init_ahash; + break; } alg->cra_module = THIS_MODULE; - alg->cra_init = talitos_cra_init; alg->cra_priority = TALITOS_CRA_PRIORITY; alg->cra_alignmask = 0; alg->cra_ctxsize = sizeof(struct talitos_ctx); diff --git a/drivers/crypto/talitos.h b/drivers/crypto/talitos.h index ff5a145..05c57b7 100644 --- a/drivers/crypto/talitos.h +++ b/drivers/crypto/talitos.h @@ -130,6 +130,9 @@ #define TALITOS_CRCUISR 0xf030 /* cyclic redundancy check unit*/ #define TALITOS_CRCUISR_LO 0xf034 +#define TALITOS_MDEU_CONTEXT_SIZE_MD5_SHA1_SHA256 0x28 +#define TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512 0x48 + /* * talitos descriptor header (hdr) bits */ @@ -157,12 +160,15 @@ #define DESC_HDR_MODE0_AESU_CBC cpu_to_be32(0x00200000) #define DESC_HDR_MODE0_DEU_CBC cpu_to_be32(0x00400000) #define DESC_HDR_MODE0_DEU_3DES cpu_to_be32(0x00200000) +#define DESC_HDR_MODE0_MDEU_CONT cpu_to_be32(0x08000000) #define DESC_HDR_MODE0_MDEU_INIT cpu_to_be32(0x01000000) #define DESC_HDR_MODE0_MDEU_HMAC cpu_to_be32(0x00800000) #define DESC_HDR_MODE0_MDEU_PAD cpu_to_be32(0x00400000) #define DESC_HDR_MODE0_MDEU_MD5 cpu_to_be32(0x00200000) #define DESC_HDR_MODE0_MDEU_SHA256 cpu_to_be32(0x00100000) #define DESC_HDR_MODE0_MDEU_SHA1 cpu_to_be32(0x00000000) +#define DESC_HDR_MODE0_MDEUB_SHA384 cpu_to_be32(0x00000000) +#define DESC_HDR_MODE0_MDEUB_SHA512 cpu_to_be32(0x00200000) #define DESC_HDR_MODE0_MDEU_MD5_HMAC (DESC_HDR_MODE0_MDEU_MD5 | \ DESC_HDR_MODE0_MDEU_HMAC) #define DESC_HDR_MODE0_MDEU_SHA256_HMAC (DESC_HDR_MODE0_MDEU_SHA256 | \ @@ -184,6 +190,8 @@ #define DESC_HDR_MODE1_MDEU_MD5 cpu_to_be32(0x00000200) #define DESC_HDR_MODE1_MDEU_SHA256 cpu_to_be32(0x00000100) #define DESC_HDR_MODE1_MDEU_SHA1 cpu_to_be32(0x00000000) +#define DESC_HDR_MODE1_MDEUB_SHA384 cpu_to_be32(0x00000000) +#define DESC_HDR_MODE1_MDEUB_SHA512 cpu_to_be32(0x00000200) #define DESC_HDR_MODE1_MDEU_MD5_HMAC (DESC_HDR_MODE1_MDEU_MD5 | \ DESC_HDR_MODE1_MDEU_HMAC) #define DESC_HDR_MODE1_MDEU_SHA256_HMAC (DESC_HDR_MODE1_MDEU_SHA256 | \ -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html