I'm currently learning about low level computing like bootloader and kernel, and stumbled on vesa bios extension, the standard for graphics display co ...

Actually I am making a project in assembly language where I am printing mountains, sea, and soil on assembly language display memory. I just want to m ...

I'm slowly but surely working on a small operating system and I finally think I have some code in place that should (in theory) output to VESA VBE. I ...

I'm trying to convert my kernel.cpp to use VESA, though all I've gotten is an array of weird errors. Following a tutorial, I got the bootloader side o ...

I am building my own OS from scratch. I read the VESA tutorial and wrote a program to switch to VESA mode and then turn the screen white. (Stage1.asm ...

I'm trying to add VESA video card detection to my system information program and can't seem to even put together code that works. I've looked at this ...

I am a beginner who is trying to implement simple graphics in VBE. I have written the following assembly code to boot, enter 32-bit protected mode, an ...

I am currently writing an OS from complete scratch(making my own bootloader etc), and I am attempting to adapt VESA mode. I have read documentation, i ...

I'm developing a simple OS' kernel and I am trying to make a working video library so I can use it later. (VBE version 3.0, 1920 * 1080px, 32bpp). I w ...

I'm trying to get a 10-inch touch display (native resolution: 1280x800) to switch to 1024x768, but everything I try is either ignored or results in an ...

I am trying to figure out how the page flip in 32-bit protected mode. I run 0x4F0A and store the output table at 0x00008100. Would I be correct that t ...

I switched to VESA mode 105h which is a 256 color mode. When I checked the palette data using AX = 4F09h, I got values that matched the colors display ...

I wrote a while loop that hangs when the keyboard controller is not ready: However now qemu restarts everytime I attempt to boot the kernel. Someti ...

I finally managed to draw a cyan pixel on the screen using the VESA BIOS Extensions (1920px * 1080px, 24bpp). I tried to draw a cyan horizontal lin ...

I have noticed something rather strange messing around in DOSBox with VGA/VESA programming. Running the VESA BIOS function 01h, and then printing out ...

Hi I am trying to use vesa mode in my os and I am using this tutorial: Drawing In Protected Mode I got the resolution to switch but I don't know how ...

i got that code that o build with some informations and codes from the web, but i tryed at least a hundred times, rewrite the mode_info and vbe_info s ...

I am trying to develop a proof-of-concept os. Howsoever in the process one of the problems I encounter is the vesa video modes. It seems there is a la ...

Recently , I began using vbe for graphics in my OS. When in real mode, the vbe info block structure returns a pointer to the video mode list. When i v ...

I am developing a small OS and I just started using 1280x1080 video mode (mode 11Bh) for resolution. Now I want something better because mode 11Bh is ...