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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
ae0222b7 KY |
2 | |
3 | #ifndef __NX_CSBCPB_H__ | |
4 | #define __NX_CSBCPB_H__ | |
5 | ||
6 | struct cop_symcpb_aes_ecb { | |
7 | u8 key[32]; | |
8 | u8 __rsvd[80]; | |
9 | } __packed; | |
10 | ||
11 | struct 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 | ||
19 | struct 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 | ||
27 | struct 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 | ||
42 | struct 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 | ||
50 | struct 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 | ||
59 | struct 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 | ||
72 | struct 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 | ||
81 | struct 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 | ||
90 | struct 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 | ||
111 | struct cop_symcpb_header { | |
112 | u8 mode; | |
113 | u8 fdm; | |
114 | u8 ks_ds; | |
115 | u8 pad_byte; | |
116 | u8 __rsvd[12]; | |
117 | } __packed; | |
118 | ||
119 | struct 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 */ | |
138 | struct cop_status_block { | |
139 | u8 valid; | |
140 | u8 crb_seq_number; | |
141 | u8 completion_code; | |
142 | u8 completion_extension; | |
143 | u32 processed_byte_count; | |
144 | u64 address; | |
145 | } __packed; | |
146 | ||
147 | /* Nest accelerator workbook section 4.4 */ | |
148 | struct 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 |