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6cc1d135cd
COP2 disabled and lazily allocate COP2 context structure in exception
handler. Keep kernel and userland contexts separated.
216 lines
6.9 KiB
C
216 lines
6.9 KiB
C
/*-
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* Copyright (c) 2011, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef __OCTEON_COP2_H__
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#define __OCTEON_COP2_H__
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/*
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* COP2 registers of interest
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*/
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#define COP2_CRC_IV 0x201
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#define COP2_CRC_IV_SET COP2_CRC_IV
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#define COP2_CRC_LENGTH 0x202
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#define COP2_CRC_LENGTH_SET 0x1202
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#define COP2_CRC_POLY 0x200
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#define COP2_CRC_POLY_SET 0x4200
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#define COP2_LLM_DAT0 0x402
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#define COP2_LLM_DAT0_SET COP2_LLM_DAT0
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#define COP2_LLM_DAT1 0x40A
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#define COP2_LLM_DAT1_SET COP2_LLM_DAT1
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#define COP2_3DES_IV 0x084
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#define COP2_3DES_IV_SET COP2_3DES_IV
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#define COP2_3DES_KEY0 0x080
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#define COP2_3DES_KEY0_SET COP2_3DES_KEY0
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#define COP2_3DES_KEY1 0x081
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#define COP2_3DES_KEY1_SET COP2_3DES_KEY1
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#define COP2_3DES_KEY2 0x082
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#define COP2_3DES_KEY2_SET COP2_3DES_KEY2
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#define COP2_3DES_RESULT 0x088
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#define COP2_3DES_RESULT_SET 0x098
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#define COP2_AES_INP0 0x111
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#define COP2_AES_INP0_SET COP2_AES_INP0
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#define COP2_AES_IV0 0x102
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#define COP2_AES_IV0_SET COP2_AES_IV0
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#define COP2_AES_IV1 0x103
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#define COP2_AES_IV1_SET COP2_AES_IV1
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#define COP2_AES_KEY0 0x104
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#define COP2_AES_KEY0_SET COP2_AES_KEY0
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#define COP2_AES_KEY1 0x105
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#define COP2_AES_KEY1_SET COP2_AES_KEY1
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#define COP2_AES_KEY2 0x106
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#define COP2_AES_KEY2_SET COP2_AES_KEY2
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#define COP2_AES_KEY3 0x107
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#define COP2_AES_KEY3_SET COP2_AES_KEY3
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#define COP2_AES_KEYLEN 0x110
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#define COP2_AES_KEYLEN_SET COP2_AES_KEYLEN
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#define COP2_AES_RESULT0 0x100
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#define COP2_AES_RESULT0_SET COP2_AES_RESULT0
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#define COP2_AES_RESULT1 0x101
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#define COP2_AES_RESULT1_SET COP2_AES_RESULT1
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#define COP2_HSH_DATW0 0x240
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#define COP2_HSH_DATW0_SET COP2_HSH_DATW0
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#define COP2_HSH_DATW1 0x241
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#define COP2_HSH_DATW1_SET COP2_HSH_DATW1
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#define COP2_HSH_DATW2 0x242
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#define COP2_HSH_DATW2_SET COP2_HSH_DATW2
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#define COP2_HSH_DATW3 0x243
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#define COP2_HSH_DATW3_SET COP2_HSH_DATW3
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#define COP2_HSH_DATW4 0x244
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#define COP2_HSH_DATW4_SET COP2_HSH_DATW4
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#define COP2_HSH_DATW5 0x245
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#define COP2_HSH_DATW5_SET COP2_HSH_DATW5
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#define COP2_HSH_DATW6 0x246
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#define COP2_HSH_DATW6_SET COP2_HSH_DATW6
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#define COP2_HSH_DATW7 0x247
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#define COP2_HSH_DATW7_SET COP2_HSH_DATW7
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#define COP2_HSH_DATW8 0x248
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#define COP2_HSH_DATW8_SET COP2_HSH_DATW8
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#define COP2_HSH_DATW9 0x249
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#define COP2_HSH_DATW9_SET COP2_HSH_DATW9
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#define COP2_HSH_DATW10 0x24A
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#define COP2_HSH_DATW10_SET COP2_HSH_DATW10
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#define COP2_HSH_DATW11 0x24B
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#define COP2_HSH_DATW11_SET COP2_HSH_DATW11
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#define COP2_HSH_DATW12 0x24C
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#define COP2_HSH_DATW12_SET COP2_HSH_DATW12
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#define COP2_HSH_DATW13 0x24D
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#define COP2_HSH_DATW13_SET COP2_HSH_DATW13
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#define COP2_HSH_DATW14 0x24E
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#define COP2_HSH_DATW14_SET COP2_HSH_DATW14
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#define COP2_HSH_IVW0 0x250
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#define COP2_HSH_IVW0_SET COP2_HSH_IVW0
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#define COP2_HSH_IVW1 0x251
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#define COP2_HSH_IVW1_SET COP2_HSH_IVW1
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#define COP2_HSH_IVW2 0x252
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#define COP2_HSH_IVW2_SET COP2_HSH_IVW2
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#define COP2_HSH_IVW3 0x253
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#define COP2_HSH_IVW3_SET COP2_HSH_IVW3
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#define COP2_HSH_IVW4 0x254
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#define COP2_HSH_IVW4_SET COP2_HSH_IVW4
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#define COP2_HSH_IVW5 0x255
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#define COP2_HSH_IVW5_SET COP2_HSH_IVW5
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#define COP2_HSH_IVW6 0x256
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#define COP2_HSH_IVW6_SET COP2_HSH_IVW6
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#define COP2_HSH_IVW7 0x257
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#define COP2_HSH_IVW7_SET COP2_HSH_IVW7
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#define COP2_GFM_MULT0 0x258
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#define COP2_GFM_MULT0_SET COP2_GFM_MULT0
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#define COP2_GFM_MULT1 0x259
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#define COP2_GFM_MULT1_SET COP2_GFM_MULT1
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#define COP2_GFM_POLY 0x25E
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#define COP2_GFM_POLY_SET COP2_GFM_POLY
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#define COP2_GFM_RESULT0 0x25A
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#define COP2_GFM_RESULT0_SET COP2_GFM_RESULT0
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#define COP2_GFM_RESULT1 0x25B
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#define COP2_GFM_RESULT1_SET COP2_GFM_RESULT1
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#define COP2_HSH_DATW0_PASS1 0x040
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#define COP2_HSH_DATW0_PASS1_SET COP2_HSH_DATW0_PASS1
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#define COP2_HSH_DATW1_PASS1 0x041
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#define COP2_HSH_DATW1_PASS1_SET COP2_HSH_DATW1_PASS1
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#define COP2_HSH_DATW2_PASS1 0x042
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#define COP2_HSH_DATW2_PASS1_SET COP2_HSH_DATW2_PASS1
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#define COP2_HSH_DATW3_PASS1 0x043
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#define COP2_HSH_DATW3_PASS1_SET COP2_HSH_DATW3_PASS1
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#define COP2_HSH_DATW4_PASS1 0x044
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#define COP2_HSH_DATW4_PASS1_SET COP2_HSH_DATW4_PASS1
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#define COP2_HSH_DATW5_PASS1 0x045
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#define COP2_HSH_DATW5_PASS1_SET COP2_HSH_DATW5_PASS1
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#define COP2_HSH_DATW6_PASS1 0x046
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#define COP2_HSH_DATW6_PASS1_SET COP2_HSH_DATW6_PASS1
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#define COP2_HSH_IVW0_PASS1 0x048
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#define COP2_HSH_IVW0_PASS1_SET COP2_HSH_IVW0_PASS1
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#define COP2_HSH_IVW1_PASS1 0x049
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#define COP2_HSH_IVW1_PASS1_SET COP2_HSH_IVW1_PASS1
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#define COP2_HSH_IVW2_PASS1 0x04A
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#define COP2_HSH_IVW2_PASS1_SET COP2_HSH_IVW2_PASS1
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#ifndef LOCORE
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struct octeon_cop2_state {
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/* 3DES */
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/* 0x0084 */
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unsigned long _3des_iv;
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/* 0x0080..0x0082 */
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unsigned long _3des_key[3];
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/* 0x0088, set: 0x0098 */
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unsigned long _3des_result;
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/* AES */
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/* 0x0111 */
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unsigned long aes_inp0;
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/* 0x0102..0x0103 */
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unsigned long aes_iv[2];
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/* 0x0104..0x0107 */
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unsigned long aes_key[4];
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/* 0x0110 */
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unsigned long aes_keylen;
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/* 0x0100..0x0101 */
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unsigned long aes_result[2];
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/* CRC */
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/* 0x0201 */
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unsigned long crc_iv;
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/* 0x0202, set: 0x1202 */
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unsigned long crc_length;
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/* 0x0200, set: 0x4200 */
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unsigned long crc_poly;
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/* Low-latency memory stuff */
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/* 0x0402, 0x040A */
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unsigned long llm_dat[2];
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/* SHA & MD5 */
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/* 0x0240..0x024E */
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unsigned long hsh_datw[15];
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/* 0x0250..0x0257 */
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unsigned long hsh_ivw[8];
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/* GFM */
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/* 0x0258..0x0259 */
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unsigned long gfm_mult[2];
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/* 0x025E */
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unsigned long gfm_poly;
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/* 0x025A..0x025B */
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unsigned long gfm_result[2];
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};
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/* Prototypes */
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struct octeon_cop2_state* octeon_cop2_alloc_ctx(void);
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void octeon_cop2_free_ctx(struct octeon_cop2_state *);
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/*
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* Save/restore part
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*/
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void octeon_cop2_save(struct octeon_cop2_state *);
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void octeon_cop2_restore(struct octeon_cop2_state *);
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#endif /* LOCORE */
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#endif /* __OCTEON_COP2_H__ */
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