FD.io VPP  v20.01-48-g3e0dafb74
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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9  * Unless required by applicable law or agreed to in writing, software
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12  * See the License for the specific language governing permissions and
13  * limitations under the License.
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
26  * the following conditions:
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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
34  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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36  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
37  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
38  */
39 
40 #ifndef included_vlib_physmem_h
41 #define included_vlib_physmem_h
42 
43 #include <vppinfra/pmalloc.h>
44 
45 typedef struct
46 {
47  int index;
48  int fd;
49  void *base;
55 
56 typedef struct
57 {
61 #define VLIB_PHYSMEM_MAIN_F_HAVE_PAGEMAP (1 << 0)
62 #define VLIB_PHYSMEM_MAIN_F_HAVE_IOMMU (1 << 1)
66 
67 #endif /* included_vlib_physmem_h */
68 
69 /*
70  * fd.io coding-style-patch-verification: ON
71  *
72  * Local Variables:
73  * eval: (c-set-style "gnu")
74  * End:
75  */
uword * page_table
Definition: physmem.h:51
clib_pmalloc_main_t * pmalloc_main
Definition: physmem.h:64
unsigned int u32
Definition: types.h:88
vlib_physmem_map_t * maps
Definition: physmem.h:63
u64 uword
Definition: types.h:112