1 | /* |
2 | * Copyright (c) 2016, Intel Corporation |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions are met: |
6 | * |
7 | * * Redistributions of source code must retain the above copyright notice, |
8 | * this list of conditions and the following disclaimer. |
9 | * * Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * * Neither the name of Intel Corporation nor the names of its contributors |
13 | * may be used to endorse or promote products derived from this software |
14 | * without specific prior written permission. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
26 | * POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
28 | |
29 | /** \file |
30 | *\brief Tamarama: container engine for exclusive engines, |
31 | * data structures. |
32 | */ |
33 | |
34 | /* Tamarama bytecode layout: |
35 | * * |-----| |
36 | * * | | struct NFA |
37 | * * |-----| |
38 | * * | | struct Tamarama |
39 | * * | | |
40 | * * |-----| |
41 | * * | | top remapping table: |
42 | * * | | stores top base for each subengine. |
43 | * * | | old_top = remapped_top - top_base; |
44 | * * | | The size of table is equal to the number of subengines. |
45 | * * ... |
46 | * * | | |
47 | * * |-----| |
48 | * * | | offsets from the start of struct Tamarama to subengines --\ |
49 | * * ... | |
50 | * * | | -----------\ | |
51 | * * |-----| | | |
52 | * * ||--| | subengine 1 (struct NFA + rest of subengine) <--/ | |
53 | * * || | | | |
54 | * * ||--| | | |
55 | * * || | | | |
56 | * * || | | | |
57 | * * ||--| | | |
58 | * * | | | |
59 | * * ||--| | subengine 2 (struct NFA + rest of subengine) <-------/ |
60 | * * || | | |
61 | * * ||--| | |
62 | * * || | | |
63 | * * || | | |
64 | * * ||--| | |
65 | * * | | |
66 | * * ... |
67 | * * | | |
68 | * * |-----| total size of tamarama |
69 | * * |
70 | * * Tamarama stream state: |
71 | * * |
72 | * * |---| |
73 | * * | | active subengine id |
74 | * * |---| |
75 | * * | | common pool of stream state for each engine |
76 | * * | | |
77 | * * | | |
78 | * * ... |
79 | * * | | |
80 | * * | | |
81 | * * |---| |
82 | * * |
83 | * * Tamarama scratch space: |
84 | * * |
85 | * * |---| |
86 | * * | | common pool of scratch for each engine |
87 | * * | | |
88 | * * | | |
89 | * * ... |
90 | * * | | |
91 | * * | | |
92 | * * |---| |
93 | * */ |
94 | |
95 | #ifndef NFA_TAMARAMA_INTERNAL_H |
96 | #define NFA_TAMARAMA_INTERNAL_H |
97 | |
98 | #include "ue2common.h" |
99 | |
100 | struct ALIGN_AVX_DIRECTIVE Tamarama { |
101 | u32 numSubEngines; |
102 | u8 activeIdxSize; |
103 | }; |
104 | |
105 | #endif // NFA_TAMARAMA_INTERNAL_H |
106 | |