diff options
Diffstat (limited to 'drivers/crypto/tegra/tegra-se.h')
| -rw-r--r-- | drivers/crypto/tegra/tegra-se.h | 560 |
1 files changed, 560 insertions, 0 deletions
diff --git a/drivers/crypto/tegra/tegra-se.h b/drivers/crypto/tegra/tegra-se.h new file mode 100644 index 000000000000..b9dd7ceb8783 --- /dev/null +++ b/drivers/crypto/tegra/tegra-se.h @@ -0,0 +1,560 @@ +/* SPDX-License-Identifier: GPL-2.0-only + * SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved. + * + * Header file for NVIDIA Security Engine driver. + */ + +#ifndef _TEGRA_SE_H +#define _TEGRA_SE_H + +#include <linux/bitfield.h> +#include <linux/iommu.h> +#include <linux/host1x.h> +#include <crypto/aead.h> +#include <crypto/engine.h> +#include <crypto/hash.h> +#include <crypto/sha1.h> +#include <crypto/sha3.h> +#include <crypto/skcipher.h> + +#define SE_OWNERSHIP 0x14 +#define SE_OWNERSHIP_UID(x) FIELD_GET(GENMASK(7, 0), x) +#define TEGRA_GPSE_ID 3 + +#define SE_STREAM_ID 0x90 + +#define SE_SHA_CFG 0x4004 +#define SE_SHA_KEY_ADDR 0x4094 +#define SE_SHA_KEY_DATA 0x4098 +#define SE_SHA_KEYMANIFEST 0x409c +#define SE_SHA_CRYPTO_CFG 0x40a4 +#define SE_SHA_KEY_DST 0x40a8 +#define SE_SHA_SRC_KSLT 0x4180 +#define SE_SHA_TGT_KSLT 0x4184 +#define SE_SHA_MSG_LENGTH 0x401c +#define SE_SHA_OPERATION 0x407c +#define SE_SHA_HASH_RESULT 0x40b0 + +#define SE_SHA_ENC_MODE(x) FIELD_PREP(GENMASK(31, 24), x) +#define SE_SHA_ENC_MODE_SHA1 SE_SHA_ENC_MODE(0) +#define SE_SHA_ENC_MODE_SHA224 SE_SHA_ENC_MODE(4) +#define SE_SHA_ENC_MODE_SHA256 SE_SHA_ENC_MODE(5) +#define SE_SHA_ENC_MODE_SHA384 SE_SHA_ENC_MODE(6) +#define SE_SHA_ENC_MODE_SHA512 SE_SHA_ENC_MODE(7) +#define SE_SHA_ENC_MODE_SHA_CTX_INTEGRITY SE_SHA_ENC_MODE(8) +#define SE_SHA_ENC_MODE_SHA3_224 SE_SHA_ENC_MODE(9) +#define SE_SHA_ENC_MODE_SHA3_256 SE_SHA_ENC_MODE(10) +#define SE_SHA_ENC_MODE_SHA3_384 SE_SHA_ENC_MODE(11) +#define SE_SHA_ENC_MODE_SHA3_512 SE_SHA_ENC_MODE(12) +#define SE_SHA_ENC_MODE_SHAKE128 SE_SHA_ENC_MODE(13) +#define SE_SHA_ENC_MODE_SHAKE256 SE_SHA_ENC_MODE(14) +#define SE_SHA_ENC_MODE_HMAC_SHA256_1KEY SE_SHA_ENC_MODE(0) +#define SE_SHA_ENC_MODE_HMAC_SHA256_2KEY SE_SHA_ENC_MODE(1) +#define SE_SHA_ENC_MODE_SM3_256 SE_SHA_ENC_MODE(0) + +#define SE_SHA_CFG_ENC_ALG(x) FIELD_PREP(GENMASK(15, 12), x) +#define SE_SHA_ENC_ALG_NOP SE_SHA_CFG_ENC_ALG(0) +#define SE_SHA_ENC_ALG_SHA_ENC SE_SHA_CFG_ENC_ALG(1) +#define SE_SHA_ENC_ALG_RNG SE_SHA_CFG_ENC_ALG(2) +#define SE_SHA_ENC_ALG_SHA SE_SHA_CFG_ENC_ALG(3) +#define SE_SHA_ENC_ALG_SM3 SE_SHA_CFG_ENC_ALG(4) +#define SE_SHA_ENC_ALG_HMAC SE_SHA_CFG_ENC_ALG(7) +#define SE_SHA_ENC_ALG_KDF SE_SHA_CFG_ENC_ALG(8) +#define SE_SHA_ENC_ALG_KEY_INVLD SE_SHA_CFG_ENC_ALG(10) +#define SE_SHA_ENC_ALG_KEY_INQUIRE SE_SHA_CFG_ENC_ALG(12) +#define SE_SHA_ENC_ALG_INS SE_SHA_CFG_ENC_ALG(13) + +#define SE_SHA_OP_LASTBUF FIELD_PREP(BIT(16), 1) +#define SE_SHA_OP_WRSTALL FIELD_PREP(BIT(15), 1) + +#define SE_SHA_OP_OP(x) FIELD_PREP(GENMASK(2, 0), x) +#define SE_SHA_OP_START SE_SHA_OP_OP(1) +#define SE_SHA_OP_RESTART_OUT SE_SHA_OP_OP(2) +#define SE_SHA_OP_RESTART_IN SE_SHA_OP_OP(4) +#define SE_SHA_OP_RESTART_INOUT SE_SHA_OP_OP(5) +#define SE_SHA_OP_DUMMY SE_SHA_OP_OP(6) + +#define SE_SHA_CFG_DEC_ALG(x) FIELD_PREP(GENMASK(11, 8), x) +#define SE_SHA_DEC_ALG_NOP SE_SHA_CFG_DEC_ALG(0) +#define SE_SHA_DEC_ALG_AES_DEC SE_SHA_CFG_DEC_ALG(1) +#define SE_SHA_DEC_ALG_HMAC SE_SHA_CFG_DEC_ALG(7) +#define SE_SHA_DEC_ALG_HMAC_VERIFY SE_SHA_CFG_DEC_ALG(9) + +#define SE_SHA_CFG_DST(x) FIELD_PREP(GENMASK(4, 2), x) +#define SE_SHA_DST_MEMORY SE_SHA_CFG_DST(0) +#define SE_SHA_DST_HASH_REG SE_SHA_CFG_DST(1) +#define SE_SHA_DST_KEYTABLE SE_SHA_CFG_DST(2) +#define SE_SHA_DST_SRK SE_SHA_CFG_DST(3) + +#define SE_SHA_TASK_HASH_INIT BIT(0) + +/* AES Configuration */ +#define SE_AES0_CFG 0x1004 +#define SE_AES0_CRYPTO_CONFIG 0x1008 +#define SE_AES0_KEY_DST 0x1030 +#define SE_AES0_OPERATION 0x1038 +#define SE_AES0_LINEAR_CTR 0x101c +#define SE_AES0_LAST_BLOCK 0x102c +#define SE_AES0_KEY_ADDR 0x10bc +#define SE_AES0_KEY_DATA 0x10c0 +#define SE_AES0_CMAC_RESULT 0x10c4 +#define SE_AES0_SRC_KSLT 0x1100 +#define SE_AES0_TGT_KSLT 0x1104 +#define SE_AES0_KEYMANIFEST 0x1114 +#define SE_AES0_AAD_LEN 0x112c +#define SE_AES0_CRYPTO_MSG_LEN 0x1134 + +#define SE_AES1_CFG 0x2004 +#define SE_AES1_CRYPTO_CONFIG 0x2008 +#define SE_AES1_KEY_DST 0x2030 +#define SE_AES1_OPERATION 0x2038 +#define SE_AES1_LINEAR_CTR 0x201c +#define SE_AES1_LAST_BLOCK 0x202c +#define SE_AES1_KEY_ADDR 0x20bc +#define SE_AES1_KEY_DATA 0x20c0 +#define SE_AES1_CMAC_RESULT 0x20c4 +#define SE_AES1_SRC_KSLT 0x2100 +#define SE_AES1_TGT_KSLT 0x2104 +#define SE_AES1_KEYMANIFEST 0x2114 +#define SE_AES1_AAD_LEN 0x212c +#define SE_AES1_CRYPTO_MSG_LEN 0x2134 + +#define SE_AES_CFG_ENC_MODE(x) FIELD_PREP(GENMASK(31, 24), x) +#define SE_AES_ENC_MODE_GMAC SE_AES_CFG_ENC_MODE(3) +#define SE_AES_ENC_MODE_GCM SE_AES_CFG_ENC_MODE(4) +#define SE_AES_ENC_MODE_GCM_FINAL SE_AES_CFG_ENC_MODE(5) +#define SE_AES_ENC_MODE_CMAC SE_AES_CFG_ENC_MODE(7) +#define SE_AES_ENC_MODE_CBC_MAC SE_AES_CFG_ENC_MODE(12) + +#define SE_AES_CFG_DEC_MODE(x) FIELD_PREP(GENMASK(23, 16), x) +#define SE_AES_DEC_MODE_GMAC SE_AES_CFG_DEC_MODE(3) +#define SE_AES_DEC_MODE_GCM SE_AES_CFG_DEC_MODE(4) +#define SE_AES_DEC_MODE_GCM_FINAL SE_AES_CFG_DEC_MODE(5) +#define SE_AES_DEC_MODE_CBC_MAC SE_AES_CFG_DEC_MODE(12) + +#define SE_AES_CFG_ENC_ALG(x) FIELD_PREP(GENMASK(15, 12), x) +#define SE_AES_ENC_ALG_NOP SE_AES_CFG_ENC_ALG(0) +#define SE_AES_ENC_ALG_AES_ENC SE_AES_CFG_ENC_ALG(1) +#define SE_AES_ENC_ALG_RNG SE_AES_CFG_ENC_ALG(2) +#define SE_AES_ENC_ALG_SHA SE_AES_CFG_ENC_ALG(3) +#define SE_AES_ENC_ALG_HMAC SE_AES_CFG_ENC_ALG(7) +#define SE_AES_ENC_ALG_KDF SE_AES_CFG_ENC_ALG(8) +#define SE_AES_ENC_ALG_INS SE_AES_CFG_ENC_ALG(13) + +#define SE_AES_CFG_DEC_ALG(x) FIELD_PREP(GENMASK(11, 8), x) +#define SE_AES_DEC_ALG_NOP SE_AES_CFG_DEC_ALG(0) +#define SE_AES_DEC_ALG_AES_DEC SE_AES_CFG_DEC_ALG(1) + +#define SE_AES_CFG_DST(x) FIELD_PREP(GENMASK(4, 2), x) +#define SE_AES_DST_MEMORY SE_AES_CFG_DST(0) +#define SE_AES_DST_HASH_REG SE_AES_CFG_DST(1) +#define SE_AES_DST_KEYTABLE SE_AES_CFG_DST(2) +#define SE_AES_DST_SRK SE_AES_CFG_DST(3) + +/* AES Crypto Configuration */ +#define SE_AES_KEY2_INDEX(x) FIELD_PREP(GENMASK(31, 28), x) +#define SE_AES_KEY_INDEX(x) FIELD_PREP(GENMASK(27, 24), x) + +#define SE_AES_CRYPTO_CFG_SCC_DIS FIELD_PREP(BIT(20), 1) + +#define SE_AES_CRYPTO_CFG_CTR_CNTN(x) FIELD_PREP(GENMASK(18, 11), x) + +#define SE_AES_CRYPTO_CFG_IV_MODE(x) FIELD_PREP(BIT(10), x) +#define SE_AES_IV_MODE_SWIV SE_AES_CRYPTO_CFG_IV_MODE(0) +#define SE_AES_IV_MODE_HWIV SE_AES_CRYPTO_CFG_IV_MODE(1) + +#define SE_AES_CRYPTO_CFG_CORE_SEL(x) FIELD_PREP(BIT(9), x) +#define SE_AES_CORE_SEL_DECRYPT SE_AES_CRYPTO_CFG_CORE_SEL(0) +#define SE_AES_CORE_SEL_ENCRYPT SE_AES_CRYPTO_CFG_CORE_SEL(1) + +#define SE_AES_CRYPTO_CFG_IV_SEL(x) FIELD_PREP(GENMASK(8, 7), x) +#define SE_AES_IV_SEL_UPDATED SE_AES_CRYPTO_CFG_IV_SEL(1) +#define SE_AES_IV_SEL_REG SE_AES_CRYPTO_CFG_IV_SEL(2) +#define SE_AES_IV_SEL_RANDOM SE_AES_CRYPTO_CFG_IV_SEL(3) + +#define SE_AES_CRYPTO_CFG_VCTRAM_SEL(x) FIELD_PREP(GENMASK(6, 5), x) +#define SE_AES_VCTRAM_SEL_MEMORY SE_AES_CRYPTO_CFG_VCTRAM_SEL(0) +#define SE_AES_VCTRAM_SEL_TWEAK SE_AES_CRYPTO_CFG_VCTRAM_SEL(1) +#define SE_AES_VCTRAM_SEL_AESOUT SE_AES_CRYPTO_CFG_VCTRAM_SEL(2) +#define SE_AES_VCTRAM_SEL_PREV_MEM SE_AES_CRYPTO_CFG_VCTRAM_SEL(3) + +#define SE_AES_CRYPTO_CFG_INPUT_SEL(x) FIELD_PREP(GENMASK(4, 3), x) +#define SE_AES_INPUT_SEL_MEMORY SE_AES_CRYPTO_CFG_INPUT_SEL(0) +#define SE_AES_INPUT_SEL_RANDOM SE_AES_CRYPTO_CFG_INPUT_SEL(1) +#define SE_AES_INPUT_SEL_AESOUT SE_AES_CRYPTO_CFG_INPUT_SEL(2) +#define SE_AES_INPUT_SEL_LINEAR_CTR SE_AES_CRYPTO_CFG_INPUT_SEL(3) +#define SE_AES_INPUT_SEL_REG SE_AES_CRYPTO_CFG_INPUT_SEL(1) + +#define SE_AES_CRYPTO_CFG_XOR_POS(x) FIELD_PREP(GENMASK(2, 1), x) +#define SE_AES_XOR_POS_BYPASS SE_AES_CRYPTO_CFG_XOR_POS(0) +#define SE_AES_XOR_POS_BOTH SE_AES_CRYPTO_CFG_XOR_POS(1) +#define SE_AES_XOR_POS_TOP SE_AES_CRYPTO_CFG_XOR_POS(2) +#define SE_AES_XOR_POS_BOTTOM SE_AES_CRYPTO_CFG_XOR_POS(3) + +#define SE_AES_CRYPTO_CFG_HASH_EN(x) FIELD_PREP(BIT(0), x) +#define SE_AES_HASH_DISABLE SE_AES_CRYPTO_CFG_HASH_EN(0) +#define SE_AES_HASH_ENABLE SE_AES_CRYPTO_CFG_HASH_EN(1) + +#define SE_LAST_BLOCK_VAL(x) FIELD_PREP(GENMASK(19, 0), x) +#define SE_LAST_BLOCK_RES_BITS(x) FIELD_PREP(GENMASK(26, 20), x) + +#define SE_AES_OP_LASTBUF FIELD_PREP(BIT(16), 1) +#define SE_AES_OP_WRSTALL FIELD_PREP(BIT(15), 1) +#define SE_AES_OP_FINAL FIELD_PREP(BIT(5), 1) +#define SE_AES_OP_INIT FIELD_PREP(BIT(4), 1) + +#define SE_AES_OP_OP(x) FIELD_PREP(GENMASK(2, 0), x) +#define SE_AES_OP_START SE_AES_OP_OP(1) +#define SE_AES_OP_RESTART_OUT SE_AES_OP_OP(2) +#define SE_AES_OP_RESTART_IN SE_AES_OP_OP(4) +#define SE_AES_OP_RESTART_INOUT SE_AES_OP_OP(5) +#define SE_AES_OP_DUMMY SE_AES_OP_OP(6) + +#define SE_KAC_SIZE(x) FIELD_PREP(GENMASK(15, 14), x) +#define SE_KAC_SIZE_128 SE_KAC_SIZE(0) +#define SE_KAC_SIZE_192 SE_KAC_SIZE(1) +#define SE_KAC_SIZE_256 SE_KAC_SIZE(2) + +#define SE_KAC_EXPORTABLE FIELD_PREP(BIT(12), 1) + +#define SE_KAC_PURPOSE(x) FIELD_PREP(GENMASK(11, 8), x) +#define SE_KAC_ENC SE_KAC_PURPOSE(0) +#define SE_KAC_CMAC SE_KAC_PURPOSE(1) +#define SE_KAC_HMAC SE_KAC_PURPOSE(2) +#define SE_KAC_GCM_KW SE_KAC_PURPOSE(3) +#define SE_KAC_HMAC_KDK SE_KAC_PURPOSE(6) +#define SE_KAC_HMAC_KDD SE_KAC_PURPOSE(7) +#define SE_KAC_HMAC_KDD_KUW SE_KAC_PURPOSE(8) +#define SE_KAC_XTS SE_KAC_PURPOSE(9) +#define SE_KAC_GCM SE_KAC_PURPOSE(10) + +#define SE_KAC_USER_NS FIELD_PREP(GENMASK(6, 4), 3) + +#define SE_AES_KEY_DST_INDEX(x) FIELD_PREP(GENMASK(11, 8), x) +#define SE_ADDR_HI_MSB(x) FIELD_PREP(GENMASK(31, 24), x) +#define SE_ADDR_HI_SZ(x) FIELD_PREP(GENMASK(23, 0), x) + +#define SE_CFG_AES_ENCRYPT (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_DEC_ALG_NOP | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_AES_DECRYPT (SE_AES_ENC_ALG_NOP | \ + SE_AES_DEC_ALG_AES_DEC | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GMAC_ENCRYPT (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_DEC_ALG_NOP | \ + SE_AES_ENC_MODE_GMAC | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GMAC_DECRYPT (SE_AES_ENC_ALG_NOP | \ + SE_AES_DEC_ALG_AES_DEC | \ + SE_AES_DEC_MODE_GMAC | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GCM_ENCRYPT (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_DEC_ALG_NOP | \ + SE_AES_ENC_MODE_GCM | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GCM_DECRYPT (SE_AES_ENC_ALG_NOP | \ + SE_AES_DEC_ALG_AES_DEC | \ + SE_AES_DEC_MODE_GCM | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GCM_FINAL_ENCRYPT (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_DEC_ALG_NOP | \ + SE_AES_ENC_MODE_GCM_FINAL | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_GCM_FINAL_DECRYPT (SE_AES_ENC_ALG_NOP | \ + SE_AES_DEC_ALG_AES_DEC | \ + SE_AES_DEC_MODE_GCM_FINAL | \ + SE_AES_DST_MEMORY) + +#define SE_CFG_CMAC (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_ENC_MODE_CMAC | \ + SE_AES_DST_HASH_REG) + +#define SE_CFG_CBC_MAC (SE_AES_ENC_ALG_AES_ENC | \ + SE_AES_ENC_MODE_CBC_MAC) + +#define SE_CFG_INS (SE_AES_ENC_ALG_INS | \ + SE_AES_DEC_ALG_NOP) + +#define SE_CRYPTO_CFG_ECB_ENCRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_XOR_POS_BYPASS | \ + SE_AES_CORE_SEL_ENCRYPT) + +#define SE_CRYPTO_CFG_ECB_DECRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_XOR_POS_BYPASS | \ + SE_AES_CORE_SEL_DECRYPT) + +#define SE_CRYPTO_CFG_CBC_ENCRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_AESOUT | \ + SE_AES_XOR_POS_TOP | \ + SE_AES_CORE_SEL_ENCRYPT | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_CBC_DECRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_PREV_MEM | \ + SE_AES_XOR_POS_BOTTOM | \ + SE_AES_CORE_SEL_DECRYPT | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_CTR (SE_AES_INPUT_SEL_LINEAR_CTR | \ + SE_AES_VCTRAM_SEL_MEMORY | \ + SE_AES_XOR_POS_BOTTOM | \ + SE_AES_CORE_SEL_ENCRYPT | \ + SE_AES_CRYPTO_CFG_CTR_CNTN(1) | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_XTS_ENCRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_TWEAK | \ + SE_AES_XOR_POS_BOTH | \ + SE_AES_CORE_SEL_ENCRYPT | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_XTS_DECRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_TWEAK | \ + SE_AES_XOR_POS_BOTH | \ + SE_AES_CORE_SEL_DECRYPT | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_XTS_DECRYPT (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_TWEAK | \ + SE_AES_XOR_POS_BOTH | \ + SE_AES_CORE_SEL_DECRYPT | \ + SE_AES_IV_SEL_REG) + +#define SE_CRYPTO_CFG_CBC_MAC (SE_AES_INPUT_SEL_MEMORY | \ + SE_AES_VCTRAM_SEL_AESOUT | \ + SE_AES_XOR_POS_TOP | \ + SE_AES_CORE_SEL_ENCRYPT | \ + SE_AES_HASH_ENABLE | \ + SE_AES_IV_SEL_REG) + +#define HASH_RESULT_REG_COUNT 50 +#define CMAC_RESULT_REG_COUNT 4 + +#define SE_CRYPTO_CTR_REG_COUNT 4 +#define SE_MAX_KEYSLOT 15 +#define SE_MAX_MEM_ALLOC SZ_4M +#define SE_AES_BUFLEN 0x8000 +#define SE_SHA_BUFLEN 0x2000 + +#define SHA_FIRST BIT(0) +#define SHA_UPDATE BIT(1) +#define SHA_FINAL BIT(2) + +/* Security Engine operation modes */ +enum se_aes_alg { + SE_ALG_CBC, /* Cipher Block Chaining (CBC) mode */ + SE_ALG_ECB, /* Electronic Codebook (ECB) mode */ + SE_ALG_CTR, /* Counter (CTR) mode */ + SE_ALG_XTS, /* XTS mode */ + SE_ALG_GMAC, /* GMAC mode */ + SE_ALG_GCM, /* GCM mode */ + SE_ALG_GCM_FINAL, /* GCM FINAL mode */ + SE_ALG_CMAC, /* Cipher-based MAC (CMAC) mode */ + SE_ALG_CBC_MAC, /* CBC MAC mode */ +}; + +enum se_hash_alg { + SE_ALG_RNG_DRBG, /* Deterministic Random Bit Generator */ + SE_ALG_SHA1, /* Secure Hash Algorithm-1 (SHA1) mode */ + SE_ALG_SHA224, /* Secure Hash Algorithm-224 (SHA224) mode */ + SE_ALG_SHA256, /* Secure Hash Algorithm-256 (SHA256) mode */ + SE_ALG_SHA384, /* Secure Hash Algorithm-384 (SHA384) mode */ + SE_ALG_SHA512, /* Secure Hash Algorithm-512 (SHA512) mode */ + SE_ALG_SHA3_224, /* Secure Hash Algorithm3-224 (SHA3-224) mode */ + SE_ALG_SHA3_256, /* Secure Hash Algorithm3-256 (SHA3-256) mode */ + SE_ALG_SHA3_384, /* Secure Hash Algorithm3-384 (SHA3-384) mode */ + SE_ALG_SHA3_512, /* Secure Hash Algorithm3-512 (SHA3-512) mode */ + SE_ALG_SHAKE128, /* Secure Hash Algorithm3 (SHAKE128) mode */ + SE_ALG_SHAKE256, /* Secure Hash Algorithm3 (SHAKE256) mode */ + SE_ALG_HMAC_SHA224, /* Hash based MAC (HMAC) - 224 */ + SE_ALG_HMAC_SHA256, /* Hash based MAC (HMAC) - 256 */ + SE_ALG_HMAC_SHA384, /* Hash based MAC (HMAC) - 384 */ + SE_ALG_HMAC_SHA512, /* Hash based MAC (HMAC) - 512 */ +}; + +struct tegra_se_alg { + struct tegra_se *se_dev; + const char *alg_base; + + union { + struct skcipher_engine_alg skcipher; + struct aead_engine_alg aead; + struct ahash_engine_alg ahash; + } alg; +}; + +struct tegra_se_regs { + u32 op; + u32 config; + u32 last_blk; + u32 linear_ctr; + u32 out_addr; + u32 aad_len; + u32 cryp_msg_len; + u32 manifest; + u32 key_addr; + u32 key_data; + u32 key_dst; + u32 result; +}; + +struct tegra_se_hw { + const struct tegra_se_regs *regs; + int (*init_alg)(struct tegra_se *se); + void (*deinit_alg)(struct tegra_se *se); + bool support_sm_alg; + u32 host1x_class; + u32 kac_ver; +}; + +struct tegra_se { + int (*manifest)(u32 user, u32 alg, u32 keylen); + const struct tegra_se_hw *hw; + struct host1x_client client; + struct host1x_channel *channel; + struct tegra_se_cmdbuf *cmdbuf; + struct crypto_engine *engine; + struct host1x_syncpt *syncpt; + struct device *dev; + struct clk *clk; + unsigned int opcode_addr; + unsigned int stream_id; + unsigned int syncpt_id; + void __iomem *base; + u32 owner; +}; + +struct tegra_se_cmdbuf { + dma_addr_t iova; + u32 *addr; + struct device *dev; + struct kref ref; + struct host1x_bo bo; + ssize_t size; + u32 words; +}; + +struct tegra_se_datbuf { + u8 *buf; + dma_addr_t addr; + ssize_t size; +}; + +static inline int se_algname_to_algid(const char *name) +{ + if (!strcmp(name, "cbc(aes)")) + return SE_ALG_CBC; + else if (!strcmp(name, "ecb(aes)")) + return SE_ALG_ECB; + else if (!strcmp(name, "ctr(aes)")) + return SE_ALG_CTR; + else if (!strcmp(name, "xts(aes)")) + return SE_ALG_XTS; + else if (!strcmp(name, "cmac(aes)")) + return SE_ALG_CMAC; + else if (!strcmp(name, "gcm(aes)")) + return SE_ALG_GCM; + else if (!strcmp(name, "ccm(aes)")) + return SE_ALG_CBC_MAC; + + else if (!strcmp(name, "sha1")) + return SE_ALG_SHA1; + else if (!strcmp(name, "sha224")) + return SE_ALG_SHA224; + else if (!strcmp(name, "sha256")) + return SE_ALG_SHA256; + else if (!strcmp(name, "sha384")) + return SE_ALG_SHA384; + else if (!strcmp(name, "sha512")) + return SE_ALG_SHA512; + else if (!strcmp(name, "sha3-224")) + return SE_ALG_SHA3_224; + else if (!strcmp(name, "sha3-256")) + return SE_ALG_SHA3_256; + else if (!strcmp(name, "sha3-384")) + return SE_ALG_SHA3_384; + else if (!strcmp(name, "sha3-512")) + return SE_ALG_SHA3_512; + else if (!strcmp(name, "hmac(sha224)")) + return SE_ALG_HMAC_SHA224; + else if (!strcmp(name, "hmac(sha256)")) + return SE_ALG_HMAC_SHA256; + else if (!strcmp(name, "hmac(sha384)")) + return SE_ALG_HMAC_SHA384; + else if (!strcmp(name, "hmac(sha512)")) + return SE_ALG_HMAC_SHA512; + else + return -EINVAL; +} + +/* Functions */ +int tegra_init_aes(struct tegra_se *se); +int tegra_init_hash(struct tegra_se *se); +void tegra_deinit_aes(struct tegra_se *se); +void tegra_deinit_hash(struct tegra_se *se); +int tegra_key_submit(struct tegra_se *se, const u8 *key, + u32 keylen, u32 alg, u32 *keyid); +void tegra_key_invalidate(struct tegra_se *se, u32 keyid, u32 alg); +int tegra_se_host1x_submit(struct tegra_se *se, u32 size); + +/* HOST1x OPCODES */ +static inline u32 host1x_opcode_setpayload(unsigned int payload) +{ + return (9 << 28) | payload; +} + +static inline u32 host1x_opcode_incr_w(unsigned int offset) +{ + /* 22-bit offset supported */ + return (10 << 28) | offset; +} + +static inline u32 host1x_opcode_nonincr_w(unsigned int offset) +{ + /* 22-bit offset supported */ + return (11 << 28) | offset; +} + +static inline u32 host1x_opcode_incr(unsigned int offset, unsigned int count) +{ + return (1 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_opcode_nonincr(unsigned int offset, unsigned int count) +{ + return (2 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_uclass_incr_syncpt_cond_f(u32 v) +{ + return (v & 0xff) << 10; +} + +static inline u32 host1x_uclass_incr_syncpt_indx_f(u32 v) +{ + return (v & 0x3ff) << 0; +} + +static inline u32 host1x_uclass_wait_syncpt_r(void) +{ + return 0x8; +} + +static inline u32 host1x_uclass_incr_syncpt_r(void) +{ + return 0x0; +} + +#define se_host1x_opcode_incr_w(x) host1x_opcode_incr_w((x) / 4) +#define se_host1x_opcode_nonincr_w(x) host1x_opcode_nonincr_w((x) / 4) +#define se_host1x_opcode_incr(x, y) host1x_opcode_incr((x) / 4, y) +#define se_host1x_opcode_nonincr(x, y) host1x_opcode_nonincr((x) / 4, y) + +#endif /*_TEGRA_SE_H*/ |