Philipp Oppermann

Results 395 comments of Philipp Oppermann

The VGA _text buffer_ is relatively special by working on characters instead of pixels. A normal framebuffer operates on individual pixels and this mode is supported by VGA too. Personally...

@nebrelbug Cool, good luck! A tutorial on this topic would be great!

Cool! Maybe https://github.com/phil-opp/blog_os/issues/349#issuecomment-373184383 and https://github.com/phil-opp/blog_os/issues/349#issuecomment-381360289 help.

The plan is to use a bitmap font, so we wouldn't need to do any rasterization. That said, there aren't any concrete plans yet, so if it turns out to...

@nebrelbug I'm looking into it right now. I was already able to configure the vga hardware to use a 640x480 pixel buffer and output some pixels to the screen. Now...

@nebrelbug I added initial support for a small 320x200 VGA framebuffer to the bootloader in https://github.com/rust-osdev/bootloader/pull/35.

Hi @luojia65, sorry for not replying to your email yet. I'm still thinking about your proposal. To be honest, I'm not sure how I feel about the idea of turning...

I'm already working on it (in the `edition-3`) branch. This "3rd edition" will come with a few other differences, e.g. using a pixel-based framebuffer instead of the VGA text mode.

Sorry for the late reply! What do you mean with "nothing happened"? To boot from an USB stick, you typically have to manually choose it from some BIOS boot menu....