1 /* $FreeBSD$ */
2 /* $OpenBSD: hifn7751reg.h,v 1.35 2002/04/08 17:49:42 jason Exp $ */
3
4 /*-
5 * SPDX-License-Identifier: BSD-3-Clause
6 *
7 * Invertex AEON / Hifn 7751 driver
8 * Copyright (c) 1999 Invertex Inc. All rights reserved.
9 * Copyright (c) 1999 Theo de Raadt
10 * Copyright (c) 2000-2001 Network Security Technologies, Inc.
11 * http://www.netsec.net
12 *
13 * Please send any comments, feedback, bug-fixes, or feature requests to
14 * software@invertex.com.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 *
20 * 1. Redistributions of source code must retain the above copyright
21 * notice, this list of conditions and the following disclaimer.
22 * 2. Redistributions in binary form must reproduce the above copyright
23 * notice, this list of conditions and the following disclaimer in the
24 * documentation and/or other materials provided with the distribution.
25 * 3. The name of the author may not be used to endorse or promote products
26 * derived from this software without specific prior written permission.
27 *
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
30 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
31 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
32 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
33 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
34 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
38 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Effort sponsored in part by the Defense Advanced Research Projects
41 * Agency (DARPA) and Air Force Research Laboratory, Air Force
42 * Materiel Command, USAF, under agreement number F30602-01-2-0537.
43 *
44 */
45 #ifndef __HIFN_H__
46 #define __HIFN_H__
47
48 #include <sys/endian.h>
49
50 /*
51 * Some PCI configuration space offset defines. The names were made
52 * identical to the names used by the Linux kernel.
53 */
54 #define HIFN_BAR0 PCIR_BAR(0) /* PUC register map */
55 #define HIFN_BAR1 PCIR_BAR(1) /* DMA register map */
56 #define HIFN_TRDY_TIMEOUT 0x40
57 #define HIFN_RETRY_TIMEOUT 0x41
58
59 /*
60 * PCI vendor and device identifiers
61 * (the names are preserved from their OpenBSD source).
62 */
63 #define PCI_VENDOR_HIFN 0x13a3 /* Hifn */
64 #define PCI_PRODUCT_HIFN_7751 0x0005 /* 7751 */
65 #define PCI_PRODUCT_HIFN_6500 0x0006 /* 6500 */
66 #define PCI_PRODUCT_HIFN_7811 0x0007 /* 7811 */
67 #define PCI_PRODUCT_HIFN_7951 0x0012 /* 7951 */
68 #define PCI_PRODUCT_HIFN_7955 0x0020 /* 7954/7955 */
69 #define PCI_PRODUCT_HIFN_7956 0x001d /* 7956 */
70
71 #define PCI_VENDOR_INVERTEX 0x14e1 /* Invertex */
72 #define PCI_PRODUCT_INVERTEX_AEON 0x0005 /* AEON */
73
74 #define PCI_VENDOR_NETSEC 0x1660 /* NetSec */
75 #define PCI_PRODUCT_NETSEC_7751 0x7751 /* 7751 */
76
77 /*
78 * The values below should multiple of 4 -- and be large enough to handle
79 * any command the driver implements.
80 *
81 * MAX_COMMAND = base command + mac command + encrypt command +
82 * mac-key + rc4-key
83 * MAX_RESULT = base result + mac result + mac + encrypt result
84 *
85 *
86 */
87 #define HIFN_MAX_COMMAND (8 + 8 + 8 + 64 + 260)
88 #define HIFN_MAX_RESULT (8 + 4 + 20 + 4)
89
90 /*
91 * hifn_desc_t
92 *
93 * Holds an individual descriptor for any of the rings.
94 */
95 typedef struct hifn_desc {
96 volatile u_int32_t l; /* length and status bits */
97 volatile u_int32_t p;
98 } hifn_desc_t;
99
100 /*
101 * Masks for the "length" field of struct hifn_desc.
102 */
103 #define HIFN_D_LENGTH 0x0000ffff /* length bit mask */
104 #define HIFN_D_MASKDONEIRQ 0x02000000 /* mask the done interrupt */
105 #define HIFN_D_DESTOVER 0x04000000 /* destination overflow */
106 #define HIFN_D_OVER 0x08000000 /* overflow */
107 #define HIFN_D_LAST 0x20000000 /* last descriptor in chain */
108 #define HIFN_D_JUMP 0x40000000 /* jump descriptor */
109 #define HIFN_D_VALID 0x80000000 /* valid bit */
110
111
112 /*
113 * Processing Unit Registers (offset from BASEREG0)
114 */
115 #define HIFN_0_PUDATA 0x00 /* Processing Unit Data */
116 #define HIFN_0_PUCTRL 0x04 /* Processing Unit Control */
117 #define HIFN_0_PUISR 0x08 /* Processing Unit Interrupt Status */
118 #define HIFN_0_PUCNFG 0x0c /* Processing Unit Configuration */
119 #define HIFN_0_PUIER 0x10 /* Processing Unit Interrupt Enable */
120 #define HIFN_0_PUSTAT 0x14 /* Processing Unit Status/Chip ID */
121 #define HIFN_0_FIFOSTAT 0x18 /* FIFO Status */
122 #define HIFN_0_FIFOCNFG 0x1c /* FIFO Configuration */
123 #define HIFN_0_PUCTRL2 0x28 /* Processing Unit Control (2nd map) */
124 #define HIFN_0_MUTE1 0x80
125 #define HIFN_0_MUTE2 0x90
126 #define HIFN_0_SPACESIZE 0x100 /* Register space size */
127
128 /* Processing Unit Control Register (HIFN_0_PUCTRL) */
129 #define HIFN_PUCTRL_CLRSRCFIFO 0x0010 /* clear source fifo */
130 #define HIFN_PUCTRL_STOP 0x0008 /* stop pu */
131 #define HIFN_PUCTRL_LOCKRAM 0x0004 /* lock ram */
132 #define HIFN_PUCTRL_DMAENA 0x0002 /* enable dma */
133 #define HIFN_PUCTRL_RESET 0x0001 /* Reset processing unit */
134
135 /* Processing Unit Interrupt Status Register (HIFN_0_PUISR) */
136 #define HIFN_PUISR_CMDINVAL 0x8000 /* Invalid command interrupt */
137 #define HIFN_PUISR_DATAERR 0x4000 /* Data error interrupt */
138 #define HIFN_PUISR_SRCFIFO 0x2000 /* Source FIFO ready interrupt */
139 #define HIFN_PUISR_DSTFIFO 0x1000 /* Destination FIFO ready interrupt */
140 #define HIFN_PUISR_DSTOVER 0x0200 /* Destination overrun interrupt */
141 #define HIFN_PUISR_SRCCMD 0x0080 /* Source command interrupt */
142 #define HIFN_PUISR_SRCCTX 0x0040 /* Source context interrupt */
143 #define HIFN_PUISR_SRCDATA 0x0020 /* Source data interrupt */
144 #define HIFN_PUISR_DSTDATA 0x0010 /* Destination data interrupt */
145 #define HIFN_PUISR_DSTRESULT 0x0004 /* Destination result interrupt */
146
147 /* Processing Unit Configuration Register (HIFN_0_PUCNFG) */
148 #define HIFN_PUCNFG_DRAMMASK 0xe000 /* DRAM size mask */
149 #define HIFN_PUCNFG_DSZ_256K 0x0000 /* 256k dram */
150 #define HIFN_PUCNFG_DSZ_512K 0x2000 /* 512k dram */
151 #define HIFN_PUCNFG_DSZ_1M 0x4000 /* 1m dram */
152 #define HIFN_PUCNFG_DSZ_2M 0x6000 /* 2m dram */
153 #define HIFN_PUCNFG_DSZ_4M 0x8000 /* 4m dram */
154 #define HIFN_PUCNFG_DSZ_8M 0xa000 /* 8m dram */
155 #define HIFN_PUNCFG_DSZ_16M 0xc000 /* 16m dram */
156 #define HIFN_PUCNFG_DSZ_32M 0xe000 /* 32m dram */
157 #define HIFN_PUCNFG_DRAMREFRESH 0x1800 /* DRAM refresh rate mask */
158 #define HIFN_PUCNFG_DRFR_512 0x0000 /* 512 divisor of ECLK */
159 #define HIFN_PUCNFG_DRFR_256 0x0800 /* 256 divisor of ECLK */
160 #define HIFN_PUCNFG_DRFR_128 0x1000 /* 128 divisor of ECLK */
161 #define HIFN_PUCNFG_TCALLPHASES 0x0200 /* your guess is as good as mine... */
162 #define HIFN_PUCNFG_TCDRVTOTEM 0x0100 /* your guess is as good as mine... */
163 #define HIFN_PUCNFG_BIGENDIAN 0x0080 /* DMA big endian mode */
164 #define HIFN_PUCNFG_BUS32 0x0040 /* Bus width 32bits */
165 #define HIFN_PUCNFG_BUS16 0x0000 /* Bus width 16 bits */
166 #define HIFN_PUCNFG_CHIPID 0x0020 /* Allow chipid from PUSTAT */
167 #define HIFN_PUCNFG_DRAM 0x0010 /* Context RAM is DRAM */
168 #define HIFN_PUCNFG_SRAM 0x0000 /* Context RAM is SRAM */
169 #define HIFN_PUCNFG_COMPSING 0x0004 /* Enable single compression context */
170 #define HIFN_PUCNFG_ENCCNFG 0x0002 /* Encryption configuration */
171
172 /* Processing Unit Interrupt Enable Register (HIFN_0_PUIER) */
173 #define HIFN_PUIER_CMDINVAL 0x8000 /* Invalid command interrupt */
174 #define HIFN_PUIER_DATAERR 0x4000 /* Data error interrupt */
175 #define HIFN_PUIER_SRCFIFO 0x2000 /* Source FIFO ready interrupt */
176 #define HIFN_PUIER_DSTFIFO 0x1000 /* Destination FIFO ready interrupt */
177 #define HIFN_PUIER_DSTOVER 0x0200 /* Destination overrun interrupt */
178 #define HIFN_PUIER_SRCCMD 0x0080 /* Source command interrupt */
179 #define HIFN_PUIER_SRCCTX 0x0040 /* Source context interrupt */
180 #define HIFN_PUIER_SRCDATA 0x0020 /* Source data interrupt */
181 #define HIFN_PUIER_DSTDATA 0x0010 /* Destination data interrupt */
182 #define HIFN_PUIER_DSTRESULT 0x0004 /* Destination result interrupt */
183
184 /* Processing Unit Status Register/Chip ID (HIFN_0_PUSTAT) */
185 #define HIFN_PUSTAT_CMDINVAL 0x8000 /* Invalid command interrupt */
186 #define HIFN_PUSTAT_DATAERR 0x4000 /* Data error interrupt */
187 #define HIFN_PUSTAT_SRCFIFO 0x2000 /* Source FIFO ready interrupt */
188 #define HIFN_PUSTAT_DSTFIFO 0x1000 /* Destination FIFO ready interrupt */
189 #define HIFN_PUSTAT_DSTOVER 0x0200 /* Destination overrun interrupt */
190 #define HIFN_PUSTAT_SRCCMD 0x0080 /* Source command interrupt */
191 #define HIFN_PUSTAT_SRCCTX 0x0040 /* Source context interrupt */
192 #define HIFN_PUSTAT_SRCDATA 0x0020 /* Source data interrupt */
193 #define HIFN_PUSTAT_DSTDATA 0x0010 /* Destination data interrupt */
194 #define HIFN_PUSTAT_DSTRESULT 0x0004 /* Destination result interrupt */
195 #define HIFN_PUSTAT_CHIPREV 0x00ff /* Chip revision mask */
196 #define HIFN_PUSTAT_CHIPENA 0xff00 /* Chip enabled mask */
197 #define HIFN_PUSTAT_ENA_2 0x1100 /* Level 2 enabled */
198 #define HIFN_PUSTAT_ENA_1 0x1000 /* Level 1 enabled */
199 #define HIFN_PUSTAT_ENA_0 0x3000 /* Level 0 enabled */
200 #define HIFN_PUSTAT_REV_2 0x0020 /* 7751 PT6/2 */
201 #define HIFN_PUSTAT_REV_3 0x0030 /* 7751 PT6/3 */
202
203 /* FIFO Status Register (HIFN_0_FIFOSTAT) */
204 #define HIFN_FIFOSTAT_SRC 0x7f00 /* Source FIFO available */
205 #define HIFN_FIFOSTAT_DST 0x007f /* Destination FIFO available */
206
207 /* FIFO Configuration Register (HIFN_0_FIFOCNFG) */
208 #define HIFN_FIFOCNFG_THRESHOLD 0x0400 /* must be written as this value */
209
210 /*
211 * DMA Interface Registers (offset from BASEREG1)
212 */
213 #define HIFN_1_DMA_CRAR 0x0c /* DMA Command Ring Address */
214 #define HIFN_1_DMA_SRAR 0x1c /* DMA Source Ring Address */
215 #define HIFN_1_DMA_RRAR 0x2c /* DMA Result Ring Address */
216 #define HIFN_1_DMA_DRAR 0x3c /* DMA Destination Ring Address */
217 #define HIFN_1_DMA_CSR 0x40 /* DMA Status and Control */
218 #define HIFN_1_DMA_IER 0x44 /* DMA Interrupt Enable */
219 #define HIFN_1_DMA_CNFG 0x48 /* DMA Configuration */
220 #define HIFN_1_PLL 0x4c /* 7955/7956: PLL config */
221 #define HIFN_1_7811_RNGENA 0x60 /* 7811: rng enable */
222 #define HIFN_1_7811_RNGCFG 0x64 /* 7811: rng config */
223 #define HIFN_1_7811_RNGDAT 0x68 /* 7811: rng data */
224 #define HIFN_1_7811_RNGSTS 0x6c /* 7811: rng status */
225 #define HIFN_1_DMA_CNFG2 0x6c /* 7955/7956: dma config #2 */
226 #define HIFN_1_7811_MIPSRST 0x94 /* 7811: MIPS reset */
227 #define HIFN_1_REVID 0x98 /* Revision ID */
228
229 #define HIFN_1_PUB_RESET 0x204 /* Public/RNG Reset */
230 #define HIFN_1_PUB_BASE 0x300 /* Public Base Address */
231 #define HIFN_1_PUB_OPLEN 0x304 /* 7951-compat Public Operand Length */
232 #define HIFN_1_PUB_OP 0x308 /* 7951-compat Public Operand */
233 #define HIFN_1_PUB_STATUS 0x30c /* 7951-compat Public Status */
234 #define HIFN_1_PUB_IEN 0x310 /* Public Interrupt enable */
235 #define HIFN_1_RNG_CONFIG 0x314 /* RNG config */
236 #define HIFN_1_RNG_DATA 0x318 /* RNG data */
237 #define HIFN_1_PUB_MODE 0x320 /* PK mode */
238 #define HIFN_1_PUB_FIFO_OPLEN 0x380 /* first element of oplen fifo */
239 #define HIFN_1_PUB_FIFO_OP 0x384 /* first element of op fifo */
240 #define HIFN_1_PUB_MEM 0x400 /* start of Public key memory */
241 #define HIFN_1_PUB_MEMEND 0xbff /* end of Public key memory */
242
243 /* DMA Status and Control Register (HIFN_1_DMA_CSR) */
244 #define HIFN_DMACSR_D_CTRLMASK 0xc0000000 /* Destinition Ring Control */
245 #define HIFN_DMACSR_D_CTRL_NOP 0x00000000 /* Dest. Control: no-op */
246 #define HIFN_DMACSR_D_CTRL_DIS 0x40000000 /* Dest. Control: disable */
247 #define HIFN_DMACSR_D_CTRL_ENA 0x80000000 /* Dest. Control: enable */
248 #define HIFN_DMACSR_D_ABORT 0x20000000 /* Destinition Ring PCIAbort */
249 #define HIFN_DMACSR_D_DONE 0x10000000 /* Destinition Ring Done */
250 #define HIFN_DMACSR_D_LAST 0x08000000 /* Destinition Ring Last */
251 #define HIFN_DMACSR_D_WAIT 0x04000000 /* Destinition Ring Waiting */
252 #define HIFN_DMACSR_D_OVER 0x02000000 /* Destinition Ring Overflow */
253 #define HIFN_DMACSR_R_CTRL 0x00c00000 /* Result Ring Control */
254 #define HIFN_DMACSR_R_CTRL_NOP 0x00000000 /* Result Control: no-op */
255 #define HIFN_DMACSR_R_CTRL_DIS 0x00400000 /* Result Control: disable */
256 #define HIFN_DMACSR_R_CTRL_ENA 0x00800000 /* Result Control: enable */
257 #define HIFN_DMACSR_R_ABORT 0x00200000 /* Result Ring PCI Abort */
258 #define HIFN_DMACSR_R_DONE 0x00100000 /* Result Ring Done */
259 #define HIFN_DMACSR_R_LAST 0x00080000 /* Result Ring Last */
260 #define HIFN_DMACSR_R_WAIT 0x00040000 /* Result Ring Waiting */
261 #define HIFN_DMACSR_R_OVER 0x00020000 /* Result Ring Overflow */
262 #define HIFN_DMACSR_S_CTRL 0x0000c000 /* Source Ring Control */
263 #define HIFN_DMACSR_S_CTRL_NOP 0x00000000 /* Source Control: no-op */
264 #define HIFN_DMACSR_S_CTRL_DIS 0x00004000 /* Source Control: disable */
265 #define HIFN_DMACSR_S_CTRL_ENA 0x00008000 /* Source Control: enable */
266 #define HIFN_DMACSR_S_ABORT 0x00002000 /* Source Ring PCI Abort */
267 #define HIFN_DMACSR_S_DONE 0x00001000 /* Source Ring Done */
268 #define HIFN_DMACSR_S_LAST 0x00000800 /* Source Ring Last */
269 #define HIFN_DMACSR_S_WAIT 0x00000400 /* Source Ring Waiting */
270 #define HIFN_DMACSR_ILLW 0x00000200 /* Illegal write (7811 only) */
271 #define HIFN_DMACSR_ILLR 0x00000100 /* Illegal read (7811 only) */
272 #define HIFN_DMACSR_C_CTRL 0x000000c0 /* Command Ring Control */
273 #define HIFN_DMACSR_C_CTRL_NOP 0x00000000 /* Command Control: no-op */
274 #define HIFN_DMACSR_C_CTRL_DIS 0x00000040 /* Command Control: disable */
275 #define HIFN_DMACSR_C_CTRL_ENA 0x00000080 /* Command Control: enable */
276 #define HIFN_DMACSR_C_ABORT 0x00000020 /* Command Ring PCI Abort */
277 #define HIFN_DMACSR_C_DONE 0x00000010 /* Command Ring Done */
278 #define HIFN_DMACSR_C_LAST 0x00000008 /* Command Ring Last */
279 #define HIFN_DMACSR_C_WAIT 0x00000004 /* Command Ring Waiting */
280 #define HIFN_DMACSR_PUBDONE 0x00000002 /* Public op done (7951 only) */
281 #define HIFN_DMACSR_ENGINE 0x00000001 /* Command Ring Engine IRQ */
282
283 /* DMA Interrupt Enable Register (HIFN_1_DMA_IER) */
284 #define HIFN_DMAIER_D_ABORT 0x20000000 /* Destination Ring PCIAbort */
285 #define HIFN_DMAIER_D_DONE 0x10000000 /* Destination Ring Done */
286 #define HIFN_DMAIER_D_LAST 0x08000000 /* Destination Ring Last */
287 #define HIFN_DMAIER_D_WAIT 0x04000000 /* Destination Ring Waiting */
288 #define HIFN_DMAIER_D_OVER 0x02000000 /* Destination Ring Overflow */
289 #define HIFN_DMAIER_R_ABORT 0x00200000 /* Result Ring PCI Abort */
290 #define HIFN_DMAIER_R_DONE 0x00100000 /* Result Ring Done */
291 #define HIFN_DMAIER_R_LAST 0x00080000 /* Result Ring Last */
292 #define HIFN_DMAIER_R_WAIT 0x00040000 /* Result Ring Waiting */
293 #define HIFN_DMAIER_R_OVER 0x00020000 /* Result Ring Overflow */
294 #define HIFN_DMAIER_S_ABORT 0x00002000 /* Source Ring PCI Abort */
295 #define HIFN_DMAIER_S_DONE 0x00001000 /* Source Ring Done */
296 #define HIFN_DMAIER_S_LAST 0x00000800 /* Source Ring Last */
297 #define HIFN_DMAIER_S_WAIT 0x00000400 /* Source Ring Waiting */
298 #define HIFN_DMAIER_ILLW 0x00000200 /* Illegal write (7811 only) */
299 #define HIFN_DMAIER_ILLR 0x00000100 /* Illegal read (7811 only) */
300 #define HIFN_DMAIER_C_ABORT 0x00000020 /* Command Ring PCI Abort */
301 #define HIFN_DMAIER_C_DONE 0x00000010 /* Command Ring Done */
302 #define HIFN_DMAIER_C_LAST 0x00000008 /* Command Ring Last */
303 #define HIFN_DMAIER_C_WAIT 0x00000004 /* Command Ring Waiting */
304 #define HIFN_DMAIER_PUBDONE 0x00000002 /* public op done (7951 only) */
305 #define HIFN_DMAIER_ENGINE 0x00000001 /* Engine IRQ */
306
307 /* DMA Configuration Register (HIFN_1_DMA_CNFG) */
308 #define HIFN_DMACNFG_BIGENDIAN 0x10000000 /* big endian mode */
309 #define HIFN_DMACNFG_POLLFREQ 0x00ff0000 /* Poll frequency mask */
310 #define HIFN_DMACNFG_UNLOCK 0x00000800
311 #define HIFN_DMACNFG_POLLINVAL 0x00000700 /* Invalid Poll Scalar */
312 #define HIFN_DMACNFG_LAST 0x00000010 /* Host control LAST bit */
313 #define HIFN_DMACNFG_MODE 0x00000004 /* DMA mode */
314 #define HIFN_DMACNFG_DMARESET 0x00000002 /* DMA Reset # */
315 #define HIFN_DMACNFG_MSTRESET 0x00000001 /* Master Reset # */
316
317 /* DMA Configuration Register (HIFN_1_DMA_CNFG2) */
318 #define HIFN_DMACNFG2_PKSWAP32 (1 << 19) /* swap the OPLEN/OP reg */
319 #define HIFN_DMACNFG2_PKSWAP8 (1 << 18) /* swap the bits of OPLEN/OP */
320 #define HIFN_DMACNFG2_BAR0_SWAP32 (1<<17) /* swap the bytes of BAR0 */
321 #define HIFN_DMACNFG2_BAR1_SWAP8 (1<<16) /* swap the bits of BAR0 */
322 #define HIFN_DMACNFG2_INIT_WRITE_BURST_SHIFT 12
323 #define HIFN_DMACNFG2_INIT_READ_BURST_SHIFT 8
324 #define HIFN_DMACNFG2_TGT_WRITE_BURST_SHIFT 4
325 #define HIFN_DMACNFG2_TGT_READ_BURST_SHIFT 0
326
327 /* 7811 RNG Enable Register (HIFN_1_7811_RNGENA) */
328 #define HIFN_7811_RNGENA_ENA 0x00000001 /* enable RNG */
329
330 /* 7811 RNG Config Register (HIFN_1_7811_RNGCFG) */
331 #define HIFN_7811_RNGCFG_PRE1 0x00000f00 /* first prescalar */
332 #define HIFN_7811_RNGCFG_OPRE 0x00000080 /* output prescalar */
333 #define HIFN_7811_RNGCFG_DEFL 0x00000f80 /* 2 words/ 1/100 sec */
334
335 /* 7811 RNG Status Register (HIFN_1_7811_RNGSTS) */
336 #define HIFN_7811_RNGSTS_RDY 0x00004000 /* two numbers in FIFO */
337 #define HIFN_7811_RNGSTS_UFL 0x00001000 /* rng underflow */
338
339 /* 7811 MIPS Reset Register (HIFN_1_7811_MIPSRST) */
340 #define HIFN_MIPSRST_BAR2SIZE 0xffff0000 /* sdram size */
341 #define HIFN_MIPSRST_GPRAMINIT 0x00008000 /* gpram can be accessed */
342 #define HIFN_MIPSRST_CRAMINIT 0x00004000 /* ctxram can be accessed */
343 #define HIFN_MIPSRST_LED2 0x00000400 /* external LED2 */
344 #define HIFN_MIPSRST_LED1 0x00000200 /* external LED1 */
345 #define HIFN_MIPSRST_LED0 0x00000100 /* external LED0 */
346 #define HIFN_MIPSRST_MIPSDIS 0x00000004 /* disable MIPS */
347 #define HIFN_MIPSRST_MIPSRST 0x00000002 /* warm reset MIPS */
348 #define HIFN_MIPSRST_MIPSCOLD 0x00000001 /* cold reset MIPS */
349
350 /* Public key reset register (HIFN_1_PUB_RESET) */
351 #define HIFN_PUBRST_RESET 0x00000001 /* reset public/rng unit */
352
353 /* Public operation register (HIFN_1_PUB_OP) */
354 #define HIFN_PUBOP_AOFFSET 0x0000003e /* A offset */
355 #define HIFN_PUBOP_BOFFSET 0x00000fc0 /* B offset */
356 #define HIFN_PUBOP_MOFFSET 0x0003f000 /* M offset */
357 #define HIFN_PUBOP_OP_MASK 0x003c0000 /* Opcode: */
358 #define HIFN_PUBOP_OP_NOP 0x00000000 /* NOP */
359 #define HIFN_PUBOP_OP_ADD 0x00040000 /* ADD */
360 #define HIFN_PUBOP_OP_ADDC 0x00080000 /* ADD w/carry */
361 #define HIFN_PUBOP_OP_SUB 0x000c0000 /* SUB */
362 #define HIFN_PUBOP_OP_SUBC 0x00100000 /* SUB w/carry */
363 #define HIFN_PUBOP_OP_MODADD 0x00140000 /* Modular ADD */
364 #define HIFN_PUBOP_OP_MODSUB 0x00180000 /* Modular SUB */
365 #define HIFN_PUBOP_OP_INCA 0x001c0000 /* INC A */
366 #define HIFN_PUBOP_OP_DECA 0x00200000 /* DEC A */
367 #define HIFN_PUBOP_OP_MULT 0x00240000 /* MULT */
368 #define HIFN_PUBOP_OP_MODMULT 0x00280000 /* Modular MULT */
369 #define HIFN_PUBOP_OP_MODRED 0x002c0000 /* Modular Red */
370 #define HIFN_PUBOP_OP_MODEXP 0x00300000 /* Modular Exp */
371
372 /* Public operand length register (HIFN_1_PUB_OPLEN) */
373 #define HIFN_PUBOPLEN_MODLEN 0x0000007f
374 #define HIFN_PUBOPLEN_EXPLEN 0x0003ff80
375 #define HIFN_PUBOPLEN_REDLEN 0x003c0000
376
377 /* Public status register (HIFN_1_PUB_STATUS) */
378 #define HIFN_PUBSTS_DONE 0x00000001 /* operation done */
379 #define HIFN_PUBSTS_CARRY 0x00000002 /* carry */
380 #define HIFN_PUBSTS_FIFO_EMPTY 0x00000100 /* fifo empty */
381 #define HIFN_PUBSTS_FIFO_FULL 0x00000200 /* fifo full */
382 #define HIFN_PUBSTS_FIFO_OVFL 0x00000400 /* fifo overflow */
383 #define HIFN_PUBSTS_FIFO_WRITE 0x000f0000 /* fifo write */
384 #define HIFN_PUBSTS_FIFO_READ 0x0f000000 /* fifo read */
385
386 /* Public interrupt enable register (HIFN_1_PUB_IEN) */
387 #define HIFN_PUBIEN_DONE 0x00000001 /* operation done interrupt */
388
389 /* Random number generator config register (HIFN_1_RNG_CONFIG) */
390 #define HIFN_RNGCFG_ENA 0x00000001 /* enable rng */
391
392 /*
393 * Register offsets in register set 1
394 */
395
396 #define HIFN_UNLOCK_SECRET1 0xf4
397 #define HIFN_UNLOCK_SECRET2 0xfc
398
399 /*
400 * PLL config register
401 *
402 * This register is present only on 7954/7955/7956 parts. It must be
403 * programmed according to the bus interface method used by the h/w.
404 * Note that the parts require a stable clock. Since the PCI clock
405 * may vary the reference clock must usually be used. To avoid
406 * overclocking the core logic, setup must be done carefully, refer
407 * to the driver for details. The exact multiplier required varies
408 * by part and system configuration; refer to the Hifn documentation.
409 */
410 #define HIFN_PLL_REF_SEL 0x00000001 /* REF/HBI clk selection */
411 #define HIFN_PLL_BP 0x00000002 /* bypass (used during setup) */
412 /* bit 2 reserved */
413 #define HIFN_PLL_PK_CLK_SEL 0x00000008 /* public key clk select */
414 #define HIFN_PLL_PE_CLK_SEL 0x00000010 /* packet engine clk select */
415 /* bits 5-9 reserved */
416 #define HIFN_PLL_MBSET 0x00000400 /* must be set to 1 */
417 #define HIFN_PLL_ND 0x00003800 /* Fpll_ref multiplier select */
418 #define HIFN_PLL_ND_SHIFT 11
419 #define HIFN_PLL_ND_2 0x00000000 /* 2x */
420 #define HIFN_PLL_ND_4 0x00000800 /* 4x */
421 #define HIFN_PLL_ND_6 0x00001000 /* 6x */
422 #define HIFN_PLL_ND_8 0x00001800 /* 8x */
423 #define HIFN_PLL_ND_10 0x00002000 /* 10x */
424 #define HIFN_PLL_ND_12 0x00002800 /* 12x */
425 /* bits 14-15 reserved */
426 #define HIFN_PLL_IS 0x00010000 /* charge pump current select */
427 /* bits 17-31 reserved */
428
429 /*
430 * Board configuration specifies only these bits.
431 */
432 #define HIFN_PLL_CONFIG (HIFN_PLL_IS|HIFN_PLL_ND|HIFN_PLL_REF_SEL)
433
434 /*
435 * Public Key Engine Mode Register
436 */
437 #define HIFN_PKMODE_HOSTINVERT (1 << 0) /* HOST INVERT */
438 #define HIFN_PKMODE_ENHANCED (1 << 1) /* Enable enhanced mode */
439
440
441 /*********************************************************************
442 * Structs for board commands
443 *
444 *********************************************************************/
445
446 /*
447 * Structure to help build up the command data structure.
448 */
449 typedef struct hifn_base_command {
450 volatile u_int16_t masks;
451 volatile u_int16_t session_num;
452 volatile u_int16_t total_source_count;
453 volatile u_int16_t total_dest_count;
454 } hifn_base_command_t;
455
456 #define HIFN_BASE_CMD_MAC 0x0400
457 #define HIFN_BASE_CMD_CRYPT 0x0800
458 #define HIFN_BASE_CMD_DECODE 0x2000
459 #define HIFN_BASE_CMD_SRCLEN_M 0xc000
460 #define HIFN_BASE_CMD_SRCLEN_S 14
461 #define HIFN_BASE_CMD_DSTLEN_M 0x3000
462 #define HIFN_BASE_CMD_DSTLEN_S 12
463 #define HIFN_BASE_CMD_LENMASK_HI 0x30000
464 #define HIFN_BASE_CMD_LENMASK_LO 0x0ffff
465
466 /*
467 * Structure to help build up the command data structure.
468 */
469 typedef struct hifn_crypt_command {
470 volatile u_int16_t masks;
471 volatile u_int16_t header_skip;
472 volatile u_int16_t source_count;
473 volatile u_int16_t reserved;
474 } hifn_crypt_command_t;
475
476 #define HIFN_CRYPT_CMD_ALG_MASK 0x0003 /* algorithm: */
477 #define HIFN_CRYPT_CMD_ALG_DES 0x0000 /* DES */
478 #define HIFN_CRYPT_CMD_ALG_3DES 0x0001 /* 3DES */
479 #define HIFN_CRYPT_CMD_ALG_RC4 0x0002 /* RC4 */
480 #define HIFN_CRYPT_CMD_ALG_AES 0x0003 /* AES */
481 #define HIFN_CRYPT_CMD_MODE_MASK 0x0018 /* Encrypt mode: */
482 #define HIFN_CRYPT_CMD_MODE_ECB 0x0000 /* ECB */
483 #define HIFN_CRYPT_CMD_MODE_CBC 0x0008 /* CBC */
484 #define HIFN_CRYPT_CMD_MODE_CFB 0x0010 /* CFB */
485 #define HIFN_CRYPT_CMD_MODE_OFB 0x0018 /* OFB */
486 #define HIFN_CRYPT_CMD_CLR_CTX 0x0040 /* clear context */
487 #define HIFN_CRYPT_CMD_NEW_KEY 0x0800 /* expect new key */
488 #define HIFN_CRYPT_CMD_NEW_IV 0x1000 /* expect new iv */
489
490 #define HIFN_CRYPT_CMD_SRCLEN_M 0xc000
491 #define HIFN_CRYPT_CMD_SRCLEN_S 14
492
493 #define HIFN_CRYPT_CMD_KSZ_MASK 0x0600 /* AES key size: */
494 #define HIFN_CRYPT_CMD_KSZ_128 0x0000 /* 128 bit */
495 #define HIFN_CRYPT_CMD_KSZ_192 0x0200 /* 192 bit */
496 #define HIFN_CRYPT_CMD_KSZ_256 0x0400 /* 256 bit */
497
498 /*
499 * Structure to help build up the command data structure.
500 */
501 typedef struct hifn_mac_command {
502 volatile u_int16_t masks;
503 volatile u_int16_t header_skip;
504 volatile u_int16_t source_count;
505 volatile u_int16_t reserved;
506 } hifn_mac_command_t;
507
508 #define HIFN_MAC_CMD_ALG_MASK 0x0001
509 #define HIFN_MAC_CMD_ALG_SHA1 0x0000
510 #define HIFN_MAC_CMD_ALG_MD5 0x0001
511 #define HIFN_MAC_CMD_MODE_MASK 0x000c
512 #define HIFN_MAC_CMD_MODE_HMAC 0x0000
513 #define HIFN_MAC_CMD_MODE_SSL_MAC 0x0004
514 #define HIFN_MAC_CMD_MODE_HASH 0x0008
515 #define HIFN_MAC_CMD_MODE_FULL 0x0004
516 #define HIFN_MAC_CMD_TRUNC 0x0010
517 #define HIFN_MAC_CMD_RESULT 0x0020
518 #define HIFN_MAC_CMD_APPEND 0x0040
519 #define HIFN_MAC_CMD_SRCLEN_M 0xc000
520 #define HIFN_MAC_CMD_SRCLEN_S 14
521
522 /*
523 * MAC POS IPsec initiates authentication after encryption on encodes
524 * and before decryption on decodes.
525 */
526 #define HIFN_MAC_CMD_POS_IPSEC 0x0200
527 #define HIFN_MAC_CMD_NEW_KEY 0x0800
528
529 /*
530 * The poll frequency and poll scalar defines are unshifted values used
531 * to set fields in the DMA Configuration Register.
532 */
533 #ifndef HIFN_POLL_FREQUENCY
534 #define HIFN_POLL_FREQUENCY 0x1
535 #endif
536
537 #ifndef HIFN_POLL_SCALAR
538 #define HIFN_POLL_SCALAR 0x0
539 #endif
540
541 #define HIFN_MAX_SEGLEN 0xffff /* maximum dma segment len */
542 #define HIFN_MAX_DMALEN 0x3ffff /* maximum dma length */
543 #endif /* __HIFN_H__ */
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