xref: /OK3568_Linux_fs/kernel/drivers/crypto/nx/nx_csbcpb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun #ifndef __NX_CSBCPB_H__
4*4882a593Smuzhiyun #define __NX_CSBCPB_H__
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun struct cop_symcpb_aes_ecb {
7*4882a593Smuzhiyun 	u8 key[32];
8*4882a593Smuzhiyun 	u8 __rsvd[80];
9*4882a593Smuzhiyun } __packed;
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct cop_symcpb_aes_cbc {
12*4882a593Smuzhiyun 	u8 iv[16];
13*4882a593Smuzhiyun 	u8 key[32];
14*4882a593Smuzhiyun 	u8 cv[16];
15*4882a593Smuzhiyun 	u32 spbc;
16*4882a593Smuzhiyun 	u8 __rsvd[44];
17*4882a593Smuzhiyun } __packed;
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun struct cop_symcpb_aes_gca {
20*4882a593Smuzhiyun 	u8 in_pat[16];
21*4882a593Smuzhiyun 	u8 key[32];
22*4882a593Smuzhiyun 	u8 out_pat[16];
23*4882a593Smuzhiyun 	u32 spbc;
24*4882a593Smuzhiyun 	u8 __rsvd[44];
25*4882a593Smuzhiyun } __packed;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun struct cop_symcpb_aes_gcm {
28*4882a593Smuzhiyun 	u8 in_pat_or_aad[16];
29*4882a593Smuzhiyun 	u8 iv_or_cnt[16];
30*4882a593Smuzhiyun 	u64 bit_length_aad;
31*4882a593Smuzhiyun 	u64 bit_length_data;
32*4882a593Smuzhiyun 	u8 in_s0[16];
33*4882a593Smuzhiyun 	u8 key[32];
34*4882a593Smuzhiyun 	u8 __rsvd1[16];
35*4882a593Smuzhiyun 	u8 out_pat_or_mac[16];
36*4882a593Smuzhiyun 	u8 out_s0[16];
37*4882a593Smuzhiyun 	u8 out_cnt[16];
38*4882a593Smuzhiyun 	u32 spbc;
39*4882a593Smuzhiyun 	u8 __rsvd2[12];
40*4882a593Smuzhiyun } __packed;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun struct cop_symcpb_aes_ctr {
43*4882a593Smuzhiyun 	u8 iv[16];
44*4882a593Smuzhiyun 	u8 key[32];
45*4882a593Smuzhiyun 	u8 cv[16];
46*4882a593Smuzhiyun 	u32 spbc;
47*4882a593Smuzhiyun 	u8 __rsvd2[44];
48*4882a593Smuzhiyun } __packed;
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun struct cop_symcpb_aes_cca {
51*4882a593Smuzhiyun 	u8 b0[16];
52*4882a593Smuzhiyun 	u8 b1[16];
53*4882a593Smuzhiyun 	u8 key[16];
54*4882a593Smuzhiyun 	u8 out_pat_or_b0[16];
55*4882a593Smuzhiyun 	u32 spbc;
56*4882a593Smuzhiyun 	u8 __rsvd[44];
57*4882a593Smuzhiyun } __packed;
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun struct cop_symcpb_aes_ccm {
60*4882a593Smuzhiyun 	u8 in_pat_or_b0[16];
61*4882a593Smuzhiyun 	u8 iv_or_ctr[16];
62*4882a593Smuzhiyun 	u8 in_s0[16];
63*4882a593Smuzhiyun 	u8 key[16];
64*4882a593Smuzhiyun 	u8 __rsvd1[48];
65*4882a593Smuzhiyun 	u8 out_pat_or_mac[16];
66*4882a593Smuzhiyun 	u8 out_s0[16];
67*4882a593Smuzhiyun 	u8 out_ctr[16];
68*4882a593Smuzhiyun 	u32 spbc;
69*4882a593Smuzhiyun 	u8 __rsvd2[12];
70*4882a593Smuzhiyun } __packed;
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun struct cop_symcpb_aes_xcbc {
73*4882a593Smuzhiyun 	u8 cv[16];
74*4882a593Smuzhiyun 	u8 key[16];
75*4882a593Smuzhiyun 	u8 __rsvd1[16];
76*4882a593Smuzhiyun 	u8 out_cv_mac[16];
77*4882a593Smuzhiyun 	u32 spbc;
78*4882a593Smuzhiyun 	u8 __rsvd2[44];
79*4882a593Smuzhiyun } __packed;
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun struct cop_symcpb_sha256 {
82*4882a593Smuzhiyun 	u64 message_bit_length;
83*4882a593Smuzhiyun 	u64 __rsvd1;
84*4882a593Smuzhiyun 	u8 input_partial_digest[32];
85*4882a593Smuzhiyun 	u8 message_digest[32];
86*4882a593Smuzhiyun 	u32 spbc;
87*4882a593Smuzhiyun 	u8 __rsvd2[44];
88*4882a593Smuzhiyun } __packed;
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun struct cop_symcpb_sha512 {
91*4882a593Smuzhiyun 	u64 message_bit_length_hi;
92*4882a593Smuzhiyun 	u64 message_bit_length_lo;
93*4882a593Smuzhiyun 	u8 input_partial_digest[64];
94*4882a593Smuzhiyun 	u8 __rsvd1[32];
95*4882a593Smuzhiyun 	u8 message_digest[64];
96*4882a593Smuzhiyun 	u32 spbc;
97*4882a593Smuzhiyun 	u8 __rsvd2[76];
98*4882a593Smuzhiyun } __packed;
99*4882a593Smuzhiyun 
100*4882a593Smuzhiyun #define NX_FDM_INTERMEDIATE		0x01
101*4882a593Smuzhiyun #define NX_FDM_CONTINUATION		0x02
102*4882a593Smuzhiyun #define NX_FDM_ENDE_ENCRYPT		0x80
103*4882a593Smuzhiyun 
104*4882a593Smuzhiyun #define NX_CPB_FDM(c)			((c)->cpb.hdr.fdm)
105*4882a593Smuzhiyun #define NX_CPB_KS_DS(c)			((c)->cpb.hdr.ks_ds)
106*4882a593Smuzhiyun 
107*4882a593Smuzhiyun #define NX_CPB_KEY_SIZE(c)		(NX_CPB_KS_DS(c) >> 4)
108*4882a593Smuzhiyun #define NX_CPB_SET_KEY_SIZE(c, x)	NX_CPB_KS_DS(c) |= ((x) << 4)
109*4882a593Smuzhiyun #define NX_CPB_SET_DIGEST_SIZE(c, x)	NX_CPB_KS_DS(c) |= (x)
110*4882a593Smuzhiyun 
111*4882a593Smuzhiyun struct cop_symcpb_header {
112*4882a593Smuzhiyun 	u8 mode;
113*4882a593Smuzhiyun 	u8 fdm;
114*4882a593Smuzhiyun 	u8 ks_ds;
115*4882a593Smuzhiyun 	u8 pad_byte;
116*4882a593Smuzhiyun 	u8 __rsvd[12];
117*4882a593Smuzhiyun } __packed;
118*4882a593Smuzhiyun 
119*4882a593Smuzhiyun struct cop_parameter_block {
120*4882a593Smuzhiyun 	struct cop_symcpb_header hdr;
121*4882a593Smuzhiyun 	union {
122*4882a593Smuzhiyun 		struct cop_symcpb_aes_ecb  aes_ecb;
123*4882a593Smuzhiyun 		struct cop_symcpb_aes_cbc  aes_cbc;
124*4882a593Smuzhiyun 		struct cop_symcpb_aes_gca  aes_gca;
125*4882a593Smuzhiyun 		struct cop_symcpb_aes_gcm  aes_gcm;
126*4882a593Smuzhiyun 		struct cop_symcpb_aes_cca  aes_cca;
127*4882a593Smuzhiyun 		struct cop_symcpb_aes_ccm  aes_ccm;
128*4882a593Smuzhiyun 		struct cop_symcpb_aes_ctr  aes_ctr;
129*4882a593Smuzhiyun 		struct cop_symcpb_aes_xcbc aes_xcbc;
130*4882a593Smuzhiyun 		struct cop_symcpb_sha256   sha256;
131*4882a593Smuzhiyun 		struct cop_symcpb_sha512   sha512;
132*4882a593Smuzhiyun 	};
133*4882a593Smuzhiyun } __packed;
134*4882a593Smuzhiyun 
135*4882a593Smuzhiyun #define NX_CSB_VALID_BIT	0x80
136*4882a593Smuzhiyun 
137*4882a593Smuzhiyun /* co-processor status block */
138*4882a593Smuzhiyun struct cop_status_block {
139*4882a593Smuzhiyun 	u8 valid;
140*4882a593Smuzhiyun 	u8 crb_seq_number;
141*4882a593Smuzhiyun 	u8 completion_code;
142*4882a593Smuzhiyun 	u8 completion_extension;
143*4882a593Smuzhiyun 	u32 processed_byte_count;
144*4882a593Smuzhiyun 	u64 address;
145*4882a593Smuzhiyun } __packed;
146*4882a593Smuzhiyun 
147*4882a593Smuzhiyun /* Nest accelerator workbook section 4.4 */
148*4882a593Smuzhiyun struct nx_csbcpb {
149*4882a593Smuzhiyun 	unsigned char __rsvd[112];
150*4882a593Smuzhiyun 	struct cop_status_block csb;
151*4882a593Smuzhiyun 	struct cop_parameter_block cpb;
152*4882a593Smuzhiyun } __packed;
153*4882a593Smuzhiyun 
154*4882a593Smuzhiyun /* nx_csbcpb related definitions */
155*4882a593Smuzhiyun #define NX_MODE_AES_ECB			0
156*4882a593Smuzhiyun #define NX_MODE_AES_CBC			1
157*4882a593Smuzhiyun #define NX_MODE_AES_GMAC		2
158*4882a593Smuzhiyun #define NX_MODE_AES_GCA			3
159*4882a593Smuzhiyun #define NX_MODE_AES_GCM			4
160*4882a593Smuzhiyun #define NX_MODE_AES_CCA			5
161*4882a593Smuzhiyun #define NX_MODE_AES_CCM			6
162*4882a593Smuzhiyun #define NX_MODE_AES_CTR			7
163*4882a593Smuzhiyun #define NX_MODE_AES_XCBC_MAC		20
164*4882a593Smuzhiyun #define NX_MODE_SHA			0
165*4882a593Smuzhiyun #define NX_MODE_SHA_HMAC		1
166*4882a593Smuzhiyun #define NX_MODE_AES_CBC_HMAC_ETA	8
167*4882a593Smuzhiyun #define NX_MODE_AES_CBC_HMAC_ATE	9
168*4882a593Smuzhiyun #define NX_MODE_AES_CBC_HMAC_EAA	10
169*4882a593Smuzhiyun #define NX_MODE_AES_CTR_HMAC_ETA	12
170*4882a593Smuzhiyun #define NX_MODE_AES_CTR_HMAC_ATE	13
171*4882a593Smuzhiyun #define NX_MODE_AES_CTR_HMAC_EAA	14
172*4882a593Smuzhiyun 
173*4882a593Smuzhiyun #define NX_FDM_CI_FULL		0
174*4882a593Smuzhiyun #define NX_FDM_CI_FIRST		1
175*4882a593Smuzhiyun #define NX_FDM_CI_LAST		2
176*4882a593Smuzhiyun #define NX_FDM_CI_MIDDLE	3
177*4882a593Smuzhiyun 
178*4882a593Smuzhiyun #define NX_FDM_PR_NONE		0
179*4882a593Smuzhiyun #define NX_FDM_PR_PAD		1
180*4882a593Smuzhiyun 
181*4882a593Smuzhiyun #define NX_KS_AES_128		1
182*4882a593Smuzhiyun #define NX_KS_AES_192		2
183*4882a593Smuzhiyun #define NX_KS_AES_256		3
184*4882a593Smuzhiyun 
185*4882a593Smuzhiyun #define NX_DS_SHA256		2
186*4882a593Smuzhiyun #define NX_DS_SHA512		3
187*4882a593Smuzhiyun 
188*4882a593Smuzhiyun #define NX_FC_AES		0
189*4882a593Smuzhiyun #define NX_FC_SHA		2
190*4882a593Smuzhiyun #define NX_FC_AES_HMAC		6
191*4882a593Smuzhiyun 
192*4882a593Smuzhiyun #define NX_MAX_FC		(NX_FC_AES_HMAC + 1)
193*4882a593Smuzhiyun #define NX_MAX_MODE		(NX_MODE_AES_XCBC_MAC + 1)
194*4882a593Smuzhiyun 
195*4882a593Smuzhiyun #define HCOP_FC_AES          NX_FC_AES
196*4882a593Smuzhiyun #define HCOP_FC_SHA          NX_FC_SHA
197*4882a593Smuzhiyun #define HCOP_FC_AES_HMAC     NX_FC_AES_HMAC
198*4882a593Smuzhiyun 
199*4882a593Smuzhiyun /* indices into the array of algorithm properties */
200*4882a593Smuzhiyun #define NX_PROPS_AES_128		0
201*4882a593Smuzhiyun #define NX_PROPS_AES_192		1
202*4882a593Smuzhiyun #define NX_PROPS_AES_256		2
203*4882a593Smuzhiyun #define NX_PROPS_SHA256			1
204*4882a593Smuzhiyun #define NX_PROPS_SHA512			2
205*4882a593Smuzhiyun 
206*4882a593Smuzhiyun #endif
207