xref: /openbmc/u-boot/drivers/crypto/ace_sha.h (revision dd1033e4)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Header file for Advanced Crypto Engine - SFR definitions
4  *
5  * Copyright (c) 2012  Samsung Electronics
6  */
7 
8 #ifndef __ACE_SHA_H
9 #define __ACE_SHA_H
10 
11 struct exynos_ace_sfr {
12 	unsigned int	fc_intstat;	/* base + 0 */
13 	unsigned int	fc_intenset;
14 	unsigned int	fc_intenclr;
15 	unsigned int	fc_intpend;
16 	unsigned int	fc_fifostat;
17 	unsigned int	fc_fifoctrl;
18 	unsigned int	fc_global;
19 	unsigned int	res1;
20 	unsigned int	fc_brdmas;
21 	unsigned int	fc_brdmal;
22 	unsigned int	fc_brdmac;
23 	unsigned int	res2;
24 	unsigned int	fc_btdmas;
25 	unsigned int	fc_btdmal;
26 	unsigned int	fc_btdmac;
27 	unsigned int	res3;
28 	unsigned int	fc_hrdmas;
29 	unsigned int	fc_hrdmal;
30 	unsigned int	fc_hrdmac;
31 	unsigned int	res4;
32 	unsigned int	fc_pkdmas;
33 	unsigned int	fc_pkdmal;
34 	unsigned int	fc_pkdmac;
35 	unsigned int	fc_pkdmao;
36 	unsigned char   res5[0x1a0];
37 
38 	unsigned int	aes_control;	/* base + 0x200 */
39 	unsigned int	aes_status;
40 	unsigned char	res6[0x8];
41 	unsigned int	aes_in[4];
42 	unsigned int	aes_out[4];
43 	unsigned int	aes_iv[4];
44 	unsigned int	aes_cnt[4];
45 	unsigned char   res7[0x30];
46 	unsigned int	aes_key[8];
47 	unsigned char   res8[0x60];
48 
49 	unsigned int	tdes_control;	/* base + 0x300 */
50 	unsigned int	tdes_status;
51 	unsigned char   res9[0x8];
52 	unsigned int	tdes_key[6];
53 	unsigned int	tdes_iv[2];
54 	unsigned int	tdes_in[2];
55 	unsigned int	tdes_out[2];
56 	unsigned char   res10[0xc0];
57 
58 	unsigned int	hash_control;	/* base + 0x400 */
59 	unsigned int	hash_control2;
60 	unsigned int	hash_fifo_mode;
61 	unsigned int	hash_byteswap;
62 	unsigned int	hash_status;
63 	unsigned char   res11[0xc];
64 	unsigned int	hash_msgsize_low;
65 	unsigned int	hash_msgsize_high;
66 	unsigned int	hash_prelen_low;
67 	unsigned int	hash_prelen_high;
68 	unsigned int	hash_in[16];
69 	unsigned int	hash_key_in[16];
70 	unsigned int	hash_iv[8];
71 	unsigned char   res12[0x30];
72 	unsigned int	hash_result[8];
73 	unsigned char   res13[0x20];
74 	unsigned int	hash_seed[5];
75 	unsigned char	res14[12];
76 	unsigned int	hash_prng[5];
77 	unsigned char	res15[0x18c];
78 
79 	unsigned int	pka_sfr[5];		/* base + 0x700 */
80 };
81 
82 /* ACE_FC_INT */
83 #define ACE_FC_PKDMA			(1 << 0)
84 #define ACE_FC_HRDMA			(1 << 1)
85 #define ACE_FC_BTDMA			(1 << 2)
86 #define ACE_FC_BRDMA			(1 << 3)
87 #define ACE_FC_PRNG_ERROR		(1 << 4)
88 #define ACE_FC_MSG_DONE		(1 << 5)
89 #define ACE_FC_PRNG_DONE		(1 << 6)
90 #define ACE_FC_PARTIAL_DONE		(1 << 7)
91 
92 /* ACE_FC_FIFOSTAT */
93 #define ACE_FC_PKFIFO_EMPTY		(1 << 0)
94 #define ACE_FC_PKFIFO_FULL		(1 << 1)
95 #define ACE_FC_HRFIFO_EMPTY		(1 << 2)
96 #define ACE_FC_HRFIFO_FULL		(1 << 3)
97 #define ACE_FC_BTFIFO_EMPTY		(1 << 4)
98 #define ACE_FC_BTFIFO_FULL		(1 << 5)
99 #define ACE_FC_BRFIFO_EMPTY		(1 << 6)
100 #define ACE_FC_BRFIFO_FULL		(1 << 7)
101 
102 /* ACE_FC_FIFOCTRL */
103 #define ACE_FC_SELHASH_MASK		(3 << 0)
104 #define ACE_FC_SELHASH_EXOUT		(0 << 0)	/* independent source */
105 #define ACE_FC_SELHASH_BCIN		(1 << 0)	/* blk cipher input */
106 #define ACE_FC_SELHASH_BCOUT		(2 << 0)	/* blk cipher output */
107 #define ACE_FC_SELBC_MASK		(1 << 2)
108 #define ACE_FC_SELBC_AES		(0 << 2)
109 #define ACE_FC_SELBC_DES		(1 << 2)
110 
111 /* ACE_FC_GLOBAL */
112 #define ACE_FC_SSS_RESET		(1 << 0)
113 #define ACE_FC_DMA_RESET		(1 << 1)
114 #define ACE_FC_AES_RESET		(1 << 2)
115 #define ACE_FC_DES_RESET		(1 << 3)
116 #define ACE_FC_HASH_RESET		(1 << 4)
117 #define ACE_FC_AXI_ENDIAN_MASK		(3 << 6)
118 #define ACE_FC_AXI_ENDIAN_LE		(0 << 6)
119 #define ACE_FC_AXI_ENDIAN_BIBE		(1 << 6)
120 #define ACE_FC_AXI_ENDIAN_WIBE		(2 << 6)
121 
122 /* Feed control - BRDMA control */
123 #define ACE_FC_BRDMACFLUSH_OFF		(0 << 0)
124 #define ACE_FC_BRDMACFLUSH_ON		(1 << 0)
125 #define ACE_FC_BRDMACSWAP_ON		(1 << 1)
126 #define ACE_FC_BRDMACARPROT_MASK	(0x7 << 2)
127 #define ACE_FC_BRDMACARPROT_OFS	2
128 #define ACE_FC_BRDMACARCACHE_MASK	(0xf << 5)
129 #define ACE_FC_BRDMACARCACHE_OFS	5
130 
131 /* Feed control - BTDMA control */
132 #define ACE_FC_BTDMACFLUSH_OFF		(0 << 0)
133 #define ACE_FC_BTDMACFLUSH_ON		(1 << 0)
134 #define ACE_FC_BTDMACSWAP_ON		(1 << 1)
135 #define ACE_FC_BTDMACAWPROT_MASK	(0x7 << 2)
136 #define ACE_FC_BTDMACAWPROT_OFS	2
137 #define ACE_FC_BTDMACAWCACHE_MASK	(0xf << 5)
138 #define ACE_FC_BTDMACAWCACHE_OFS	5
139 
140 /* Feed control - HRDMA control */
141 #define ACE_FC_HRDMACFLUSH_OFF		(0 << 0)
142 #define ACE_FC_HRDMACFLUSH_ON		(1 << 0)
143 #define ACE_FC_HRDMACSWAP_ON		(1 << 1)
144 #define ACE_FC_HRDMACARPROT_MASK	(0x7 << 2)
145 #define ACE_FC_HRDMACARPROT_OFS	2
146 #define ACE_FC_HRDMACARCACHE_MASK	(0xf << 5)
147 #define ACE_FC_HRDMACARCACHE_OFS	5
148 
149 /* Feed control - PKDMA control */
150 #define ACE_FC_PKDMACBYTESWAP_ON	(1 << 3)
151 #define ACE_FC_PKDMACDESEND_ON		(1 << 2)
152 #define ACE_FC_PKDMACTRANSMIT_ON	(1 << 1)
153 #define ACE_FC_PKDMACFLUSH_ON		(1 << 0)
154 
155 /* Feed control - PKDMA offset */
156 #define ACE_FC_SRAMOFFSET_MASK		0xfff
157 
158 /* AES control */
159 #define ACE_AES_MODE_MASK		(1 << 0)
160 #define ACE_AES_MODE_ENC		(0 << 0)
161 #define ACE_AES_MODE_DEC		(1 << 0)
162 #define ACE_AES_OPERMODE_MASK		(3 << 1)
163 #define ACE_AES_OPERMODE_ECB		(0 << 1)
164 #define ACE_AES_OPERMODE_CBC		(1 << 1)
165 #define ACE_AES_OPERMODE_CTR		(2 << 1)
166 #define ACE_AES_FIFO_MASK		(1 << 3)
167 #define ACE_AES_FIFO_OFF		(0 << 3)	/* CPU mode */
168 #define ACE_AES_FIFO_ON		(1 << 3)	/* FIFO mode */
169 #define ACE_AES_KEYSIZE_MASK		(3 << 4)
170 #define ACE_AES_KEYSIZE_128		(0 << 4)
171 #define ACE_AES_KEYSIZE_192		(1 << 4)
172 #define ACE_AES_KEYSIZE_256		(2 << 4)
173 #define ACE_AES_KEYCNGMODE_MASK	(1 << 6)
174 #define ACE_AES_KEYCNGMODE_OFF		(0 << 6)
175 #define ACE_AES_KEYCNGMODE_ON		(1 << 6)
176 #define ACE_AES_SWAP_MASK		(0x1f << 7)
177 #define ACE_AES_SWAPKEY_OFF		(0 << 7)
178 #define ACE_AES_SWAPKEY_ON		(1 << 7)
179 #define ACE_AES_SWAPCNT_OFF		(0 << 8)
180 #define ACE_AES_SWAPCNT_ON		(1 << 8)
181 #define ACE_AES_SWAPIV_OFF		(0 << 9)
182 #define ACE_AES_SWAPIV_ON		(1 << 9)
183 #define ACE_AES_SWAPDO_OFF		(0 << 10)
184 #define ACE_AES_SWAPDO_ON		(1 << 10)
185 #define ACE_AES_SWAPDI_OFF		(0 << 11)
186 #define ACE_AES_SWAPDI_ON		(1 << 11)
187 #define ACE_AES_COUNTERSIZE_MASK	(3 << 12)
188 #define ACE_AES_COUNTERSIZE_128	(0 << 12)
189 #define ACE_AES_COUNTERSIZE_64		(1 << 12)
190 #define ACE_AES_COUNTERSIZE_32		(2 << 12)
191 #define ACE_AES_COUNTERSIZE_16		(3 << 12)
192 
193 /* AES status */
194 #define ACE_AES_OUTRDY_MASK		(1 << 0)
195 #define ACE_AES_OUTRDY_OFF		(0 << 0)
196 #define ACE_AES_OUTRDY_ON		(1 << 0)
197 #define ACE_AES_INRDY_MASK		(1 << 1)
198 #define ACE_AES_INRDY_OFF		(0 << 1)
199 #define ACE_AES_INRDY_ON		(1 << 1)
200 #define ACE_AES_BUSY_MASK		(1 << 2)
201 #define ACE_AES_BUSY_OFF		(0 << 2)
202 #define ACE_AES_BUSY_ON		(1 << 2)
203 
204 /* TDES control */
205 #define ACE_TDES_MODE_MASK		(1 << 0)
206 #define ACE_TDES_MODE_ENC		(0 << 0)
207 #define ACE_TDES_MODE_DEC		(1 << 0)
208 #define ACE_TDES_OPERMODE_MASK		(1 << 1)
209 #define ACE_TDES_OPERMODE_ECB		(0 << 1)
210 #define ACE_TDES_OPERMODE_CBC		(1 << 1)
211 #define ACE_TDES_SEL_MASK		(3 << 3)
212 #define ACE_TDES_SEL_DES		(0 << 3)
213 #define ACE_TDES_SEL_TDESEDE		(1 << 3)	/* TDES EDE mode */
214 #define ACE_TDES_SEL_TDESEEE		(3 << 3)	/* TDES EEE mode */
215 #define ACE_TDES_FIFO_MASK		(1 << 5)
216 #define ACE_TDES_FIFO_OFF		(0 << 5)	/* CPU mode */
217 #define ACE_TDES_FIFO_ON		(1 << 5)	/* FIFO mode */
218 #define ACE_TDES_SWAP_MASK		(0xf << 6)
219 #define ACE_TDES_SWAPKEY_OFF		(0 << 6)
220 #define ACE_TDES_SWAPKEY_ON		(1 << 6)
221 #define ACE_TDES_SWAPIV_OFF		(0 << 7)
222 #define ACE_TDES_SWAPIV_ON		(1 << 7)
223 #define ACE_TDES_SWAPDO_OFF		(0 << 8)
224 #define ACE_TDES_SWAPDO_ON		(1 << 8)
225 #define ACE_TDES_SWAPDI_OFF		(0 << 9)
226 #define ACE_TDES_SWAPDI_ON		(1 << 9)
227 
228 /* TDES status */
229 #define ACE_TDES_OUTRDY_MASK		(1 << 0)
230 #define ACE_TDES_OUTRDY_OFF		(0 << 0)
231 #define ACE_TDES_OUTRDY_ON		(1 << 0)
232 #define ACE_TDES_INRDY_MASK		(1 << 1)
233 #define ACE_TDES_INRDY_OFF		(0 << 1)
234 #define ACE_TDES_INRDY_ON		(1 << 1)
235 #define ACE_TDES_BUSY_MASK		(1 << 2)
236 #define ACE_TDES_BUSY_OFF		(0 << 2)
237 #define ACE_TDES_BUSY_ON		(1 << 2)
238 
239 /* Hash control */
240 #define ACE_HASH_ENGSEL_MASK		(0xf << 0)
241 #define ACE_HASH_ENGSEL_SHA1HASH	(0x0 << 0)
242 #define ACE_HASH_ENGSEL_SHA1HMAC	(0x1 << 0)
243 #define ACE_HASH_ENGSEL_SHA1HMACIN	(0x1 << 0)
244 #define ACE_HASH_ENGSEL_SHA1HMACOUT	(0x9 << 0)
245 #define ACE_HASH_ENGSEL_MD5HASH	(0x2 << 0)
246 #define ACE_HASH_ENGSEL_MD5HMAC	(0x3 << 0)
247 #define ACE_HASH_ENGSEL_MD5HMACIN	(0x3 << 0)
248 #define ACE_HASH_ENGSEL_MD5HMACOUT	(0xb << 0)
249 #define ACE_HASH_ENGSEL_SHA256HASH	(0x4 << 0)
250 #define ACE_HASH_ENGSEL_SHA256HMAC	(0x5 << 0)
251 #define ACE_HASH_ENGSEL_PRNG		(0x8 << 0)
252 #define ACE_HASH_STARTBIT_ON		(1 << 4)
253 #define ACE_HASH_USERIV_EN		(1 << 5)
254 #define ACE_HASH_PAUSE_ON		(1 << 0)
255 
256 /* Hash control - FIFO mode */
257 #define ACE_HASH_FIFO_MASK		(1 << 0)
258 #define ACE_HASH_FIFO_OFF		(0 << 0)
259 #define ACE_HASH_FIFO_ON		(1 << 0)
260 
261 /* Hash control - byte swap */
262 #define ACE_HASH_SWAP_MASK		(0xf << 0)
263 #define ACE_HASH_SWAPKEY_OFF		(0 << 0)
264 #define	ACE_HASH_SWAPKEY_ON	(1 << 0)
265 #define ACE_HASH_SWAPIV_OFF		(0 << 1)
266 #define	ACE_HASH_SWAPIV_ON	(1 << 1)
267 #define ACE_HASH_SWAPDO_OFF		(0 << 2)
268 #define ACE_HASH_SWAPDO_ON		(1 << 2)
269 #define ACE_HASH_SWAPDI_OFF		(0 << 3)
270 #define ACE_HASH_SWAPDI_ON		(1 << 3)
271 
272 /* Hash status */
273 #define ACE_HASH_BUFRDY_MASK		(1 << 0)
274 #define ACE_HASH_BUFRDY_OFF		(0 << 0)
275 #define ACE_HASH_BUFRDY_ON		(1 << 0)
276 #define ACE_HASH_SEEDSETTING_MASK	(1 << 1)
277 #define ACE_HASH_SEEDSETTING_OFF	(0 << 1)
278 #define ACE_HASH_SEEDSETTING_ON	(1 << 1)
279 #define ACE_HASH_PRNGBUSY_MASK		(1 << 2)
280 #define ACE_HASH_PRNGBUSY_OFF		(0 << 2)
281 #define ACE_HASH_PRNGBUSY_ON		(1 << 2)
282 #define ACE_HASH_PARTIALDONE_MASK	(1 << 4)
283 #define ACE_HASH_PARTIALDONE_OFF	(0 << 4)
284 #define ACE_HASH_PARTIALDONE_ON	(1 << 4)
285 #define ACE_HASH_PRNGDONE_MASK		(1 << 5)
286 #define ACE_HASH_PRNGDONE_OFF		(0 << 5)
287 #define ACE_HASH_PRNGDONE_ON		(1 << 5)
288 #define ACE_HASH_MSGDONE_MASK		(1 << 6)
289 #define ACE_HASH_MSGDONE_OFF		(0 << 6)
290 #define ACE_HASH_MSGDONE_ON		(1 << 6)
291 #define ACE_HASH_PRNGERROR_MASK	(1 << 7)
292 #define ACE_HASH_PRNGERROR_OFF		(0 << 7)
293 #define ACE_HASH_PRNGERROR_ON		(1 << 7)
294 #define ACE_HASH_PRNG_REG_NUM		5
295 
296 #define ACE_SHA_TYPE_SHA1		1
297 #define ACE_SHA_TYPE_SHA256		2
298 
299 /**
300  * Computes hash value of input pbuf using ACE
301  *
302  * @param in_addr	A pointer to the input buffer
303  * @param bufleni	Byte length of input buffer
304  * @param out_addr	A pointer to the output buffer. When complete
305  *			32 bytes are copied to pout[0]...pout[31]. Thus, a user
306  *			should allocate at least 32 bytes at pOut in advance.
307  * @param hash_type SHA1 or SHA256
308  *
309  * @return		0 on Success, -1 on Failure (Timeout)
310  */
311 int ace_sha_hash_digest(const uchar * in_addr, uint buflen,
312 			uchar * out_addr, uint hash_type);
313 #endif
314