1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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 { |
112 | u8 ; |
113 | u8 ; |
114 | u8 ; |
115 | u8 ; |
116 | u8 [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 | __be32 processed_byte_count; |
144 | __be64 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 |
207 | |