FD.io VPP
v20.09-64-g4f7b92f0a
Vector Packet Processing
vhost_std.h
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/*
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* Copyright (c) 2015 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __VIRTIO_VHOST_STD_H__
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#define __VIRTIO_VHOST_STD_H__
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typedef
struct
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{
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u64
guest_phys_addr
;
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u64
memory_size
;
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u64
userspace_addr
;
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u64
mmap_offset
;
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}
vhost_memory_region_t
;
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typedef
struct
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{
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u32
nregions
;
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u32
padding
;
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vhost_memory_region_t
regions
[0];
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}
vhost_memory_t
;
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typedef
struct
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{
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u32
index
;
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u32
num
;
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}
vhost_vring_state_t
;
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typedef
struct
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{
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u32
index
;
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int
fd
;
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}
vhost_vring_file_t
;
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typedef
struct
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{
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u32
index
;
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u32
flags
;
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u64
desc_user_addr
;
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u64
used_user_addr
;
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u64
avail_user_addr
;
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u64
log_guest_addr
;
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}
vhost_vring_addr_t
;
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typedef
struct
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{
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u64
size
;
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u64
offset
;
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}
vhost_user_log_t
;
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/* vhost kernel ioctls */
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#define VHOST_VIRTIO 0xAF
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#define VHOST_GET_FEATURES _IOR(VHOST_VIRTIO, 0x00, u64)
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#define VHOST_SET_FEATURES _IOW(VHOST_VIRTIO, 0x00, u64)
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#define VHOST_SET_OWNER _IO(VHOST_VIRTIO, 0x01)
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#define VHOST_RESET_OWNER _IO(VHOST_VIRTIO, 0x02)
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#define VHOST_SET_MEM_TABLE _IOW(VHOST_VIRTIO, 0x03, vhost_memory_t)
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#define VHOST_SET_LOG_BASE _IOW(VHOST_VIRTIO, 0x04, u64)
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#define VHOST_SET_LOG_FD _IOW(VHOST_VIRTIO, 0x07, int)
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#define VHOST_SET_VRING_NUM _IOW(VHOST_VIRTIO, 0x10, vhost_vring_state_t)
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#define VHOST_SET_VRING_ADDR _IOW(VHOST_VIRTIO, 0x11, vhost_vring_addr_t)
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#define VHOST_SET_VRING_BASE _IOW(VHOST_VIRTIO, 0x12, vhost_vring_state_t)
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#define VHOST_GET_VRING_BASE _IOWR(VHOST_VIRTIO, 0x12, vhost_vring_state_t)
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#define VHOST_SET_VRING_KICK _IOW(VHOST_VIRTIO, 0x20, vhost_vring_file_t)
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#define VHOST_SET_VRING_CALL _IOW(VHOST_VIRTIO, 0x21, vhost_vring_file_t)
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#define VHOST_SET_VRING_ERR _IOW(VHOST_VIRTIO, 0x22, vhost_vring_file_t)
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#define VHOST_NET_SET_BACKEND _IOW(VHOST_VIRTIO, 0x30, vhost_vring_file_t)
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#endif
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
vhost_vring_file_t::fd
int fd
Definition:
vhost_std.h:42
vhost_vring_state_t::index
u32 index
Definition:
vhost_std.h:35
vhost_vring_addr_t
Definition:
vhost_std.h:45
u64
unsigned long u64
Definition:
types.h:89
vhost_user_log_t::offset
u64 offset
Definition:
vhost_std.h:58
vhost_vring_addr_t::index
u32 index
Definition:
vhost_std.h:47
vhost_vring_addr_t::used_user_addr
u64 used_user_addr
Definition:
vhost_std.h:50
vhost_memory_region_t
Definition:
vhost_std.h:18
vhost_memory_t::nregions
u32 nregions
Definition:
vhost_std.h:28
vhost_memory_t
Definition:
vhost_std.h:26
vhost_vring_state_t::num
u32 num
Definition:
vhost_std.h:36
vhost_vring_file_t::index
u32 index
Definition:
vhost_std.h:41
u32
unsigned int u32
Definition:
types.h:88
vhost_memory_region_t::memory_size
u64 memory_size
Definition:
vhost_std.h:21
vhost_vring_file_t
Definition:
vhost_std.h:39
vhost_vring_addr_t::log_guest_addr
u64 log_guest_addr
Definition:
vhost_std.h:52
vhost_vring_state_t
Definition:
vhost_std.h:33
vhost_vring_addr_t::desc_user_addr
u64 desc_user_addr
Definition:
vhost_std.h:49
vhost_user_log_t::size
u64 size
Definition:
vhost_std.h:57
vhost_user_log_t
Definition:
vhost_std.h:55
vhost_vring_addr_t::avail_user_addr
u64 avail_user_addr
Definition:
vhost_std.h:51
vhost_memory_region_t::userspace_addr
u64 userspace_addr
Definition:
vhost_std.h:22
vhost_vring_addr_t::flags
u32 flags
Definition:
vhost_std.h:48
vhost_memory_region_t::guest_phys_addr
u64 guest_phys_addr
Definition:
vhost_std.h:20
vhost_memory_region_t::mmap_offset
u64 mmap_offset
Definition:
vhost_std.h:23
regions
vhost_user_memory_region_t regions[VHOST_MEMORY_MAX_NREGIONS]
Definition:
vhost_user.h:106
vhost_memory_t::padding
u32 padding
Definition:
vhost_std.h:29
src
vnet
devices
virtio
vhost_std.h
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