xref: /trueos/sys/mips/include/octeon_cop2.h (revision 94d2b7f64912987093f1a98573737a32e4e5d8d1)
1 /*-
2  * Copyright (c) 2011, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice unmodified, this list of conditions, and the following
10  *    disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  *
29  */
30 
31 #ifndef __OCTEON_COP2_H__
32 #define __OCTEON_COP2_H__
33 
34 /*
35  * COP2 registers of interest
36  */
37 #define	COP2_CRC_IV		0x201
38 #define	COP2_CRC_IV_SET		COP2_CRC_IV
39 #define	COP2_CRC_LENGTH		0x202
40 #define	COP2_CRC_LENGTH_SET	0x1202
41 #define	COP2_CRC_POLY		0x200
42 #define	COP2_CRC_POLY_SET	0x4200
43 #define	COP2_LLM_DAT0		0x402
44 #define	COP2_LLM_DAT0_SET	COP2_LLM_DAT0
45 #define	COP2_LLM_DAT1		0x40A
46 #define	COP2_LLM_DAT1_SET	COP2_LLM_DAT1
47 #define	COP2_3DES_IV		0x084
48 #define	COP2_3DES_IV_SET	COP2_3DES_IV
49 #define	COP2_3DES_KEY0		0x080
50 #define	COP2_3DES_KEY0_SET	COP2_3DES_KEY0
51 #define	COP2_3DES_KEY1		0x081
52 #define	COP2_3DES_KEY1_SET	COP2_3DES_KEY1
53 #define	COP2_3DES_KEY2		0x082
54 #define	COP2_3DES_KEY2_SET	COP2_3DES_KEY2
55 #define	COP2_3DES_RESULT	0x088
56 #define	COP2_3DES_RESULT_SET	0x098
57 #define	COP2_AES_INP0		0x111
58 #define	COP2_AES_INP0_SET	COP2_AES_INP0
59 #define	COP2_AES_IV0		0x102
60 #define	COP2_AES_IV0_SET	COP2_AES_IV0
61 #define	COP2_AES_IV1		0x103
62 #define	COP2_AES_IV1_SET	COP2_AES_IV1
63 #define	COP2_AES_KEY0		0x104
64 #define	COP2_AES_KEY0_SET	COP2_AES_KEY0
65 #define	COP2_AES_KEY1		0x105
66 #define	COP2_AES_KEY1_SET	COP2_AES_KEY1
67 #define	COP2_AES_KEY2		0x106
68 #define	COP2_AES_KEY2_SET	COP2_AES_KEY2
69 #define	COP2_AES_KEY3		0x107
70 #define	COP2_AES_KEY3_SET	COP2_AES_KEY3
71 #define	COP2_AES_KEYLEN		0x110
72 #define	COP2_AES_KEYLEN_SET	COP2_AES_KEYLEN
73 #define	COP2_AES_RESULT0	0x100
74 #define	COP2_AES_RESULT0_SET	COP2_AES_RESULT0
75 #define	COP2_AES_RESULT1	0x101
76 #define	COP2_AES_RESULT1_SET	COP2_AES_RESULT1
77 #define	COP2_HSH_DATW0		0x240
78 #define	COP2_HSH_DATW0_SET	COP2_HSH_DATW0
79 #define	COP2_HSH_DATW1		0x241
80 #define	COP2_HSH_DATW1_SET	COP2_HSH_DATW1
81 #define	COP2_HSH_DATW2		0x242
82 #define	COP2_HSH_DATW2_SET	COP2_HSH_DATW2
83 #define	COP2_HSH_DATW3		0x243
84 #define	COP2_HSH_DATW3_SET	COP2_HSH_DATW3
85 #define	COP2_HSH_DATW4		0x244
86 #define	COP2_HSH_DATW4_SET	COP2_HSH_DATW4
87 #define	COP2_HSH_DATW5		0x245
88 #define	COP2_HSH_DATW5_SET	COP2_HSH_DATW5
89 #define	COP2_HSH_DATW6		0x246
90 #define	COP2_HSH_DATW6_SET	COP2_HSH_DATW6
91 #define	COP2_HSH_DATW7		0x247
92 #define	COP2_HSH_DATW7_SET	COP2_HSH_DATW7
93 #define	COP2_HSH_DATW8		0x248
94 #define	COP2_HSH_DATW8_SET	COP2_HSH_DATW8
95 #define	COP2_HSH_DATW9		0x249
96 #define	COP2_HSH_DATW9_SET	COP2_HSH_DATW9
97 #define	COP2_HSH_DATW10		0x24A
98 #define	COP2_HSH_DATW10_SET	COP2_HSH_DATW10
99 #define	COP2_HSH_DATW11		0x24B
100 #define	COP2_HSH_DATW11_SET	COP2_HSH_DATW11
101 #define	COP2_HSH_DATW12		0x24C
102 #define	COP2_HSH_DATW12_SET	COP2_HSH_DATW12
103 #define	COP2_HSH_DATW13		0x24D
104 #define	COP2_HSH_DATW13_SET	COP2_HSH_DATW13
105 #define	COP2_HSH_DATW14		0x24E
106 #define	COP2_HSH_DATW14_SET	COP2_HSH_DATW14
107 #define	COP2_HSH_IVW0		0x250
108 #define	COP2_HSH_IVW0_SET	COP2_HSH_IVW0
109 #define	COP2_HSH_IVW1		0x251
110 #define	COP2_HSH_IVW1_SET	COP2_HSH_IVW1
111 #define	COP2_HSH_IVW2		0x252
112 #define	COP2_HSH_IVW2_SET	COP2_HSH_IVW2
113 #define	COP2_HSH_IVW3		0x253
114 #define	COP2_HSH_IVW3_SET	COP2_HSH_IVW3
115 #define	COP2_HSH_IVW4		0x254
116 #define	COP2_HSH_IVW4_SET	COP2_HSH_IVW4
117 #define	COP2_HSH_IVW5		0x255
118 #define	COP2_HSH_IVW5_SET	COP2_HSH_IVW5
119 #define	COP2_HSH_IVW6		0x256
120 #define	COP2_HSH_IVW6_SET	COP2_HSH_IVW6
121 #define	COP2_HSH_IVW7		0x257
122 #define	COP2_HSH_IVW7_SET	COP2_HSH_IVW7
123 #define	COP2_GFM_MULT0		0x258
124 #define	COP2_GFM_MULT0_SET	COP2_GFM_MULT0
125 #define	COP2_GFM_MULT1		0x259
126 #define	COP2_GFM_MULT1_SET	COP2_GFM_MULT1
127 #define	COP2_GFM_POLY		0x25E
128 #define	COP2_GFM_POLY_SET	COP2_GFM_POLY
129 #define	COP2_GFM_RESULT0	0x25A
130 #define	COP2_GFM_RESULT0_SET	COP2_GFM_RESULT0
131 #define	COP2_GFM_RESULT1	0x25B
132 #define	COP2_GFM_RESULT1_SET	COP2_GFM_RESULT1
133 #define	COP2_HSH_DATW0_PASS1	0x040
134 #define	COP2_HSH_DATW0_PASS1_SET	COP2_HSH_DATW0_PASS1
135 #define	COP2_HSH_DATW1_PASS1	0x041
136 #define	COP2_HSH_DATW1_PASS1_SET	COP2_HSH_DATW1_PASS1
137 #define	COP2_HSH_DATW2_PASS1	0x042
138 #define	COP2_HSH_DATW2_PASS1_SET	COP2_HSH_DATW2_PASS1
139 #define	COP2_HSH_DATW3_PASS1	0x043
140 #define	COP2_HSH_DATW3_PASS1_SET	COP2_HSH_DATW3_PASS1
141 #define	COP2_HSH_DATW4_PASS1	0x044
142 #define	COP2_HSH_DATW4_PASS1_SET	COP2_HSH_DATW4_PASS1
143 #define	COP2_HSH_DATW5_PASS1	0x045
144 #define	COP2_HSH_DATW5_PASS1_SET	COP2_HSH_DATW5_PASS1
145 #define	COP2_HSH_DATW6_PASS1	0x046
146 #define	COP2_HSH_DATW6_PASS1_SET	COP2_HSH_DATW6_PASS1
147 #define	COP2_HSH_IVW0_PASS1	0x048
148 #define	COP2_HSH_IVW0_PASS1_SET	COP2_HSH_IVW0_PASS1
149 #define	COP2_HSH_IVW1_PASS1	0x049
150 #define	COP2_HSH_IVW1_PASS1_SET	COP2_HSH_IVW1_PASS1
151 #define	COP2_HSH_IVW2_PASS1	0x04A
152 #define	COP2_HSH_IVW2_PASS1_SET	COP2_HSH_IVW2_PASS1
153 
154 #ifndef LOCORE
155 
156 struct octeon_cop2_state {
157 	/* 3DES */
158 	/* 0x0084 */
159 	unsigned long   _3des_iv;
160 	/* 0x0080..0x0082 */
161 	unsigned long   _3des_key[3];
162 	/* 0x0088, set: 0x0098 */
163 	unsigned long   _3des_result;
164 
165 	/* AES */
166 	/* 0x0111 */
167 	unsigned long   aes_inp0;
168 	/* 0x0102..0x0103 */
169 	unsigned long   aes_iv[2];
170 	/* 0x0104..0x0107 */
171 	unsigned long   aes_key[4];
172 	/* 0x0110 */
173 	unsigned long   aes_keylen;
174 	/* 0x0100..0x0101 */
175 	unsigned long   aes_result[2];
176 
177 	/* CRC */
178 	/*  0x0201 */
179 	unsigned long   crc_iv;
180 	/* 0x0202, set: 0x1202 */
181 	unsigned long   crc_length;
182 	/* 0x0200, set: 0x4200 */
183 	unsigned long   crc_poly;
184 
185 	/* Low-latency memory stuff */
186 	/* 0x0402, 0x040A */
187 	unsigned long   llm_dat[2];
188 
189 	/* SHA & MD5 */
190 	/* 0x0240..0x024E */
191 	unsigned long   hsh_datw[15];
192 	/* 0x0250..0x0257 */
193 	unsigned long   hsh_ivw[8];
194 
195 	/* GFM */
196 	/*  0x0258..0x0259 */
197 	unsigned long   gfm_mult[2];
198 	/* 0x025E */
199 	unsigned long   gfm_poly;
200 	/* 0x025A..0x025B */
201 	unsigned long   gfm_result[2];
202 };
203 
204 /* Prototypes */
205 
206 struct octeon_cop2_state* octeon_cop2_alloc_ctx(void);
207 void octeon_cop2_free_ctx(struct octeon_cop2_state *);
208 /*
209  * Save/restore part
210  */
211 void octeon_cop2_save(struct octeon_cop2_state *);
212 void octeon_cop2_restore(struct octeon_cop2_state *);
213 
214 #endif /* LOCORE */
215 #endif /* __OCTEON_COP2_H__ */
216