FD.io VPP  v16.12-rc0-308-g931be3a
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:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #ifndef __included_physmem_h__
16 #define __included_physmem_h__
17 
18 /* Manage I/O physical memory. */
19 #define _GNU_SOURCE
20 #include <sched.h>
21 #include <vppinfra/cache.h>
22 #include <vppinfra/error.h>
23 #include <vppinfra/mheap.h>
24 #include <vppinfra/os.h>
25 
26 #include <vlib/vlib.h>
27 #include <vlib/unix/unix.h>
28 
29 #include <sys/fcntl.h> /* for open */
30 #include <sys/file.h> /* for flock */
31 #include <sys/ioctl.h>
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 #include <fcntl.h>
35 #include <sys/ipc.h>
36 #include <sys/shm.h>
37 
38 typedef struct
39 {
40  /* Virtual memory via mmaped. */
41  void *mem;
42 
43  /* Size in bytes. */
45 
46  /* Heap allocated out of virtual memory. */
47  void *heap;
48 
49  /* huge TLB segment id */
50  int shmid;
51 
52  /* should we try to use htlb ? */
54 
56 
57 #endif /* __included_physmem_h__ */
58 
59 /*
60  * fd.io coding-style-patch-verification: ON
61  *
62  * Local Variables:
63  * eval: (c-set-style "gnu")
64  * End:
65  */
uword mem_size
Definition: physmem.h:44
void * mem
Definition: physmem.h:41
void * heap
Definition: physmem.h:47
int no_hugepages
Definition: physmem.h:53
u64 uword
Definition: types.h:112