nuttx/drivers/virtio/CMakeLists.txt
wangbowen6 9aa57b6c53 virtio: add virtio framework in NuttX
1. virtio devics/drivers match and probe/remote mechanism;
2. virtio mmio transport layer based on OpenAmp (Compatible with both
   virtio mmio version 1 and 2);
3. virtio-serial driver based on new virtio framework;
4. virtio-rng driver based on new virtio framework;
5. virtio-net driver based on new virtio framework
   (IOB Offload implementation);
6. virtio-blk driver based on new virtio framework;
7. Remove the old virtio mmio framework, the old framework only
   support mmio transport layer, and the new framwork support
   more transport layer and this commit has implemented all the
   old virtio drivers;
8. Refresh the the qemu-arm64 and qemu-riscv virtio related
   configs, and update its README.txt;

New virtio-net driver has better performance
Compared with previous virtio-mmio-net:
|                        | master/-c | master/-s | this/-c | this/-s |
| :--------------------: | :-------: | :-------: | :-----: | :-----: |
| qemu-armv8a:netnsh     |  539Mbps  |  524Mbps  | 906Mbps | 715Mbps |
| qemu-armv8a:netnsh_smp |  401Mbps  |  437Mbps  | 583Mbps | 505Mbps |
| rv-virt:netnsh         |  487Mbps  |  512Mbps  | 760Mbps | 634Mbps |
| rv-virt:netnsh_smp     |  387Mbps  |  455Mbps  | 447Mbps | 502Mbps |
| rv-virt:netnsh64       |  602Mbps  |  595Mbps  | 881Mbps | 769Mbps |
| rv-virt:netnsh64_smp   |  414Mbps  |  515Mbps  | 491Mbps | 525Mbps |
| rv-virt:knetnsh64      |  515Mbps  |  457Mbps  | 606Mbps | 540Mbps |
| rv-virt:knetnsh64_smp  |  308Mbps  |  389Mbps  | 415Mbps | 474Mbps |
Note: Both CONFIG_IOB_NBUFFERS=64, using iperf command, all in Mbits/sec
      Tested in QEMU 7.2.2

Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
Signed-off-by: Zhe Weng <wengzhe@xiaomi.com>
2023-08-10 03:39:39 +08:00

48 lines
1.5 KiB
CMake

# ##############################################################################
# drivers/virtio/CMakeLists.txt
#
# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements. See the NOTICE file distributed with this work for
# additional information regarding copyright ownership. The ASF licenses this
# file to you under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
#
# ##############################################################################
set(SRCS)
if(CONFIG_DRIVERS_VIRTIO)
list(APPEND SRCS virtio.c)
endif()
if(CONFIG_DRIVERS_VIRTIO_MMIO)
list(APPEND SRCS virtio-mmio.c)
endif()
if(CONFIG_DRIVERS_VIRTIO_BLK)
list(APPEND SRCS virtio-blk.c)
endif()
if(CONFIG_DRIVERS_VIRTIO_NET)
list(APPEND SRCS virtio-net.c)
endif()
if(CONFIG_DRIVERS_VIRTIO_RNG)
list(APPEND SRCS virtio-rng.c)
endif()
if(CONFIG_DRIVERS_VIRTIO_SERIAL)
list(APPEND SRCS virtio-serial.c)
endif()
target_sources(drivers PRIVATE ${SRCS})
target_include_directories(drivers PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})