Candlelit Console patch set to the framebuffer console
by from OpenBSD Journal on (#5Z9AB)
Crystal Kolipe writes in about her work on the framebuffer console, and provides an article on
... how to add a 'night mode' to the OpenBSD framebuffer console to give the text a yellow tint for more comfortable night time viewing, along with quite a few other cosmetic tweaks such as adding support for strikethrough text and double underlining. The article explains how to dynamically adjust the colour pallette, add a new sysctl value, and add a new escape sequence to the console emulation code in the kernel.