X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=README.md;h=780a9adb2c65699d57173c7c931ef0d3ea1c612a;hb=5f6cab7491cf38e458bd5a01fb6ca54940db01e1;hp=fe99c2928c66a2c8424fa367819c8a975543f058;hpb=d59682bd3edd893714f52694e82462747aee6655;p=evhz diff --git a/README.md b/README.md index fe99c29..780a9ad 100644 --- a/README.md +++ b/README.md @@ -1,14 +1,24 @@ -evhz -==== +# evhz -Display the current mouse refresh rate under evdev linux system. +Display the current mouse refresh rate under linux with evdev -It is sufficient to simply download evhz.c vs cloning the repo. +For information about polling rate, see https://wiki.archlinux.org/index.php/Mouse_Polling_Rate -To compile and run: +The program is just evhz.c. Compile and run: -gcc -o evhz evhz.c + gcc -o evhz evhz.c + sudo ./evhz -sudo ./evhz -v +Nonverbose mode = -n -Bugs, patches, requests, etc. are welcome. +There exists a kernel bug for USB ports which use the uhci_hcd driver, +where a 1000 hz mouse will only read at 500hz, causing jittering: +https://bugzilla.kernel.org/show_bug.cgi?id=60586. A workaround is to +use USB ports that use the ehci-pci driver. + +Maintainer: Ian Kelling + +Bugs, patches, requests, feedback are welcome. + +Last tested 7/2016 on Debian testing. Still working great after several +years.