1/* SPDX-License-Identifier: GPL-2.0 */ 2 3#ifndef __NX_CSBCPB_H__ 4#define __NX_CSBCPB_H__ 5 6struct cop_symcpb_aes_ecb { 7 u8 key[32]; 8 u8 __rsvd[80]; 9} __packed; 10 11struct cop_symcpb_aes_cbc { 12 u8 iv[16]; 13 u8 key[32]; 14 u8 cv[16]; 15 u32 spbc; 16 u8 __rsvd[44]; 17} __packed; 18 19struct cop_symcpb_aes_gca { 20 u8 in_pat[16]; 21 u8 key[32]; 22 u8 out_pat[16]; 23 u32 spbc; 24 u8 __rsvd[44]; 25} __packed; 26 27struct cop_symcpb_aes_gcm { 28 u8 in_pat_or_aad[16]; 29 u8 iv_or_cnt[16]; 30 u64 bit_length_aad; 31 u64 bit_length_data; 32 u8 in_s0[16]; 33 u8 key[32]; 34 u8 __rsvd1[16]; 35 u8 out_pat_or_mac[16]; 36 u8 out_s0[16]; 37 u8 out_cnt[16]; 38 u32 spbc; 39 u8 __rsvd2[12]; 40} __packed; 41 42struct cop_symcpb_aes_ctr { 43 u8 iv[16]; 44 u8 key[32]; 45 u8 cv[16]; 46 u32 spbc; 47 u8 __rsvd2[44]; 48} __packed; 49 50struct cop_symcpb_aes_cca { 51 u8 b0[16]; 52 u8 b1[16]; 53 u8 key[16]; 54 u8 out_pat_or_b0[16]; 55 u32 spbc; 56 u8 __rsvd[44]; 57} __packed; 58 59struct cop_symcpb_aes_ccm { 60 u8 in_pat_or_b0[16]; 61 u8 iv_or_ctr[16]; 62 u8 in_s0[16]; 63 u8 key[16]; 64 u8 __rsvd1[48]; 65 u8 out_pat_or_mac[16]; 66 u8 out_s0[16]; 67 u8 out_ctr[16]; 68 u32 spbc; 69 u8 __rsvd2[12]; 70} __packed; 71 72struct cop_symcpb_aes_xcbc { 73 u8 cv[16]; 74 u8 key[16]; 75 u8 __rsvd1[16]; 76 u8 out_cv_mac[16]; 77 u32 spbc; 78 u8 __rsvd2[44]; 79} __packed; 80 81struct cop_symcpb_sha256 { 82 u64 message_bit_length; 83 u64 __rsvd1; 84 u8 input_partial_digest[32]; 85 u8 message_digest[32]; 86 u32 spbc; 87 u8 __rsvd2[44]; 88} __packed; 89 90struct cop_symcpb_sha512 { 91 u64 message_bit_length_hi; 92 u64 message_bit_length_lo; 93 u8 input_partial_digest[64]; 94 u8 __rsvd1[32]; 95 u8 message_digest[64]; 96 u32 spbc; 97 u8 __rsvd2[76]; 98} __packed; 99 100#define NX_FDM_INTERMEDIATE 0x01 101#define NX_FDM_CONTINUATION 0x02 102#define NX_FDM_ENDE_ENCRYPT 0x80 103 104#define NX_CPB_FDM(c) ((c)->cpb.hdr.fdm) 105#define NX_CPB_KS_DS(c) ((c)->cpb.hdr.ks_ds) 106 107#define NX_CPB_KEY_SIZE(c) (NX_CPB_KS_DS(c) >> 4) 108#define NX_CPB_SET_KEY_SIZE(c, x) NX_CPB_KS_DS(c) |= ((x) << 4) 109#define NX_CPB_SET_DIGEST_SIZE(c, x) NX_CPB_KS_DS(c) |= (x) 110 111struct cop_symcpb_header { 112 u8 mode; 113 u8 fdm; 114 u8 ks_ds; 115 u8 pad_byte; 116 u8 __rsvd[12]; 117} __packed; 118 119struct cop_parameter_block { 120 struct cop_symcpb_header hdr; 121 union { 122 struct cop_symcpb_aes_ecb aes_ecb; 123 struct cop_symcpb_aes_cbc aes_cbc; 124 struct cop_symcpb_aes_gca aes_gca; 125 struct cop_symcpb_aes_gcm aes_gcm; 126 struct cop_symcpb_aes_cca aes_cca; 127 struct cop_symcpb_aes_ccm aes_ccm; 128 struct cop_symcpb_aes_ctr aes_ctr; 129 struct cop_symcpb_aes_xcbc aes_xcbc; 130 struct cop_symcpb_sha256 sha256; 131 struct cop_symcpb_sha512 sha512; 132 }; 133} __packed; 134 135#define NX_CSB_VALID_BIT 0x80 136 137/* co-processor status block */ 138struct cop_status_block { 139 u8 valid; 140 u8 crb_seq_number; 141 u8 completion_code; 142 u8 completion_extension; 143 __be32 processed_byte_count; 144 __be64 address; 145} __packed; 146 147/* Nest accelerator workbook section 4.4 */ 148struct nx_csbcpb { 149 unsigned char __rsvd[112]; 150 struct cop_status_block csb; 151 struct cop_parameter_block cpb; 152} __packed; 153 154/* nx_csbcpb related definitions */ 155#define NX_MODE_AES_ECB 0 156#define NX_MODE_AES_CBC 1 157#define NX_MODE_AES_GMAC 2 158#define NX_MODE_AES_GCA 3 159#define NX_MODE_AES_GCM 4 160#define NX_MODE_AES_CCA 5 161#define NX_MODE_AES_CCM 6 162#define NX_MODE_AES_CTR 7 163#define NX_MODE_AES_XCBC_MAC 20 164#define NX_MODE_SHA 0 165#define NX_MODE_SHA_HMAC 1 166#define NX_MODE_AES_CBC_HMAC_ETA 8 167#define NX_MODE_AES_CBC_HMAC_ATE 9 168#define NX_MODE_AES_CBC_HMAC_EAA 10 169#define NX_MODE_AES_CTR_HMAC_ETA 12 170#define NX_MODE_AES_CTR_HMAC_ATE 13 171#define NX_MODE_AES_CTR_HMAC_EAA 14 172 173#define NX_FDM_CI_FULL 0 174#define NX_FDM_CI_FIRST 1 175#define NX_FDM_CI_LAST 2 176#define NX_FDM_CI_MIDDLE 3 177 178#define NX_FDM_PR_NONE 0 179#define NX_FDM_PR_PAD 1 180 181#define NX_KS_AES_128 1 182#define NX_KS_AES_192 2 183#define NX_KS_AES_256 3 184 185#define NX_DS_SHA256 2 186#define NX_DS_SHA512 3 187 188#define NX_FC_AES 0 189#define NX_FC_SHA 2 190#define NX_FC_AES_HMAC 6 191 192#define NX_MAX_FC (NX_FC_AES_HMAC + 1) 193#define NX_MAX_MODE (NX_MODE_AES_XCBC_MAC + 1) 194 195#define HCOP_FC_AES NX_FC_AES 196#define HCOP_FC_SHA NX_FC_SHA 197#define HCOP_FC_AES_HMAC NX_FC_AES_HMAC 198 199/* indices into the array of algorithm properties */ 200#define NX_PROPS_AES_128 0 201#define NX_PROPS_AES_192 1 202#define NX_PROPS_AES_256 2 203#define NX_PROPS_SHA256 1 204#define NX_PROPS_SHA512 2 205 206#endif 207