Add tests section

Signed-off-by: Ivan Bushchik <ivabus@ivabus.dev>
This commit is contained in:
Ivan Bushchik 2023-10-22 17:07:41 +03:00
parent 0da3ef456b
commit 9bf056b86e
No known key found for this signature in database
GPG key ID: 2F16FBF3262E090C
4 changed files with 3066 additions and 10 deletions

View file

@ -2,28 +2,28 @@
layout: post layout: post
summary: "Up to 1.8 GHz without throttling" summary: "Up to 1.8 GHz without throttling"
title: "Overclocking StarFive VisionFive 2" title: "Overclocking StarFive VisionFive 2"
toc: false toc: true
--- ---
# TL;DR # TL;DR
Apply a [patch](/posts_media/2023-10-21-overclocking-starfive-vf2/overclock_vf2.patch) to JH7110_VisionFive2_upstream branch of [starfive-tech/linux](https://github.com/starfive-tech/linux). `make -j4; make modules_install; make install; make dtbs_install`. Edit /boot/uEnv.txt `fdtfile` with a proper devicetree path. Profit! Apply a [patch](/posts_media/2023-10-21-overclocking-starfive-vf2/overclock_vf2.patch) to JH7110_VisionFive2_upstream branch of [starfive-tech/linux](https://github.com/starfive-tech/linux). `make -j4; make modules_install; make install; make dtbs_install`. Edit /boot/uEnv.txt `fdtfile` with a proper devicetree path. Profit!
# Introduction ## Introduction
The SiFive U74 frequency in StarFive JH7110 is 1.5 GHz by default, but it can work much better, because even under load the temperature never exceeds 50ºC, so overclocking is worth it. The JH110 can be overclocked to 1.8 GHz, which will be done in this article. The SiFive U74 frequency in StarFive JH7110 is 1.5 GHz by default, but it can work much better, because even under load the temperature never exceeds 50ºC, so overclocking is worth it. The JH110 can be overclocked to 1.8 GHz, which will be done in this article.
Warning: You are responsible for the safety of your board. Warning: You are responsible for the safety of your board.
# Prerequisites ## Prerequisites
- Tree of [starfive-tech/linux](https://github.com/starfive-tech/linux) - Tree of [starfive-tech/linux](https://github.com/starfive-tech/linux)
- [Patch](/posts_media/2023-10-21-overclocking-starfive-vf2/overclock_vf2.patch) - [Patch](/posts_media/2023-10-21-overclocking-starfive-vf2/overclock_vf2.patch)
- Some kind of cooling (just a fan, or with a heat sink) - Some kind of cooling (just a fan, or with a heat sink)
# Steps ## Steps
## Apply a patch ### Apply a patch
```shell ```shell
cd linux cd linux
@ -31,14 +31,14 @@ git checkout JH7110_VisionFive2_upstream
git apply /path/to/patch/overclock_vf2.patch git apply /path/to/patch/overclock_vf2.patch
``` ```
## Compile the kernel ### Compile the kernel
```shell ```shell
make starfive_visionfive2_defconfig make starfive_visionfive2_defconfig
make -j4 make -j4
``` ```
## Install new kernel ### Install new kernel
Run as root Run as root
@ -48,7 +48,7 @@ make install
make dtbs_install make dtbs_install
``` ```
## Configure bootloader ### Configure bootloader
Your bootloader should be configured to use `starfive/jh7110-starfive-visionfive-2-v1.3b.dtb` devicetree file. Your bootloader should be configured to use `starfive/jh7110-starfive-visionfive-2-v1.3b.dtb` devicetree file.
@ -69,6 +69,16 @@ fdtfile=KERNEL_VERSION/starfive/jh7110-starfive-visionfive-2-v1.3b.dtb
bootcmd=run load_distro_uenv;run bootcmd_distro bootcmd=run load_distro_uenv;run bootcmd_distro
``` ```
## Reboot and have fun ### Reboot and have fun
After you successfully overclocked your VF2, you can ask yourself a question - "can it do better?". [No, it can't](http://forum.rvspace.org/t/how-do-you-overclock-the-vf2/2920/5). After you successfully overclocked your VF2, you can ask yourself a question - "can it do better?". [No, it can't](http://forum.rvspace.org/t/how-do-you-overclock-the-vf2/2920/5).
## Tests
All tests were performed out at an ambient temperature of 21ºC.
### Stress
25-minute `stress -c 8` run. [Raw data (without heatsink) (timestamp, temp * 1000)](/posts_media/2023-10-21-overclocking-starfive-vf2/vf2_stress_data), [raw data (with heatsink)](/posts_media/2023-10-21-overclocking-starfive-vf2/vf2_stress_data_heatsink).
![Stress test graph](/posts_media/2023-10-21-overclocking-starfive-vf2/vf2_stress.jpeg)

Binary file not shown.

After

Width:  |  Height:  |  Size: 274 KiB

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff