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Vector Packet Processing
physmem.h
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1 /*
2  * Copyright (c) 2015 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
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7  * http://www.apache.org/licenses/LICENSE-2.0
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12  * See the License for the specific language governing permissions and
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14  */
15 /*
16  * physmem.h: virtual <-> physical memory mapping for VLIB buffers
17  *
18  * Copyright (c) 2008 Eliot Dresselhaus
19  *
20  * Permission is hereby granted, free of charge, to any person obtaining
21  * a copy of this software and associated documentation files (the
22  * "Software"), to deal in the Software without restriction, including
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25  * permit persons to whom the Software is furnished to do so, subject to
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28  * The above copyright notice and this permission notice shall be
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31  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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33  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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36  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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38  */
39 
40 #ifndef included_vlib_physmem_h
41 #define included_vlib_physmem_h
42 
44 
45 typedef struct
46 {
48  void *mem;
50  int fd;
54 
55  void *heap;
57 #define VLIB_PHYSMEM_F_INIT_MHEAP (1 << 0)
58 #define VLIB_PHYSMEM_F_HUGETLB (1 << 1)
59 #define VLIB_PHYSMEM_F_SHARED (1 << 2)
60 
63  u8 *name;
65 
66 
67 
68 typedef struct
69 {
71 #define VLIB_PHYSMEM_MAIN_F_HAVE_PAGEMAP (1 << 0)
72 #define VLIB_PHYSMEM_MAIN_F_HAVE_IOMMU (1 << 1)
75 
77 
78 #endif /* included_vlib_physmem_h */
79 
80 /*
81  * fd.io coding-style-patch-verification: ON
82  *
83  * Local Variables:
84  * eval: (c-set-style "gnu")
85  * End:
86  */
unsigned long u64
Definition: types.h:89
unsigned int u32
Definition: types.h:88
vlib_physmem_region_index_t index
Definition: physmem.h:47
u64 uword
Definition: types.h:112
unsigned short u16
Definition: types.h:57
unsigned char u8
Definition: types.h:56
vlib_physmem_main_t physmem_main
Definition: main.c:64
u8 vlib_physmem_region_index_t
Definition: physmem.h:43
vlib_physmem_region_t * regions
Definition: physmem.h:73