Nearly Two Decades Later, ATI Radeon R300 Linux Driver Sees Occasional Improvement

1 : Anonymous2021/10/02 02:50 ID: pzmxsz
Nearly Two Decades Later, ATI Radeon R300 Linux Driver Sees Occasional Improvement
2 : Anonymous2021/10/02 07:39 ID: hf2mvcu

Wait, so my Sapphire X550 passive card is supported in Linux?

ID: hf2p15y

Here's the summary of what's supported:

ID: hf3rzey

And here's a nicely formatted page with all the Mesa drivers:

ID: hf542a2

The original radeon is still supported.... ATI rage support is not accelerated anymore though (anyway it could just barely play a cut down open arena a low FPS / resolutions).

I am pretty sure if you plug in a rage card you still at least get VESA though.... assuming your machine has PCI and you can even plug it in at all.

ID: hf54s7g

I’m impressed. I’ve not really dabbled in Linux for quite some time so this is surprising. Do they still support old VooDoo 2000/3000 cards in any distros? I still have an AGP 3000 sitting around.

3 : Anonymous2021/10/02 11:14 ID: hf32yhh

In the meantime, Terascale is still stuck at OGL 3.x. It's been more than a decade...

ID: hf3dhua

AFAIK you could have forced OpenGL 4.x with mesa for a long time now, and it would work just fine unless the application in question required fp64 support, which Terrascale GPUs support natively only in some models (HD 58xx series, and HD 69xx series).

To flip the OpenGL 4.x support by default for all models of 5xxx series and 6xxx series you need a 64 floating point emulation in software, and the work for that has stalled because of lack of dev interest for such old hardware. However some work has been done and now you can have fp64 support even for models that don't support it natively:

ID: hf4aovu

unless the application in question required fp64 support

I don't think we ever saw any graphics applications that used fp64 support - it was one of those things that got added to the spec but never used.

It's possible that there were GPGPU apps using OpenGL fp64 but I don't think we ever saw any of those either.

ID: hf4axbq

In the meantime, Terascale is still stuck at OGL 3.x. It's been more than a decade...

It's actually stuck at 4.5 and has been there for a while.

ID: hf5p8br

You sure? Mesamatrix has the R600 driver at OpenGL 4.5

4 : Anonymous2021/10/02 10:20 ID: hf2yo98

Linux and wasted man-power.. an iconic duo.

ID: hf42t4g

Well the point in open source is for everyone to contribute what work they can, to benefit the whole.

Maybe the contributer just did it for fun, but everyone enjoys the end result.

ID: hf3d5w1

This observation is technically correct.

A few dozen users might benefit from this work. For that matter, supporting Navi 2 is also wasted man-power, the whole 17 manufactured and sold cards aren't enough to justify the effort.

Reddit shitposting, playing Diablo or helping big tech build and consolidate their empires is what it's not wasted man-power.

ID: hf49k0t

Shitposting on reddit is somehow not wasted manpower

引用元:https://www.reddit.com/r/Amd/comments/pzmxsz/nearly_two_decades_later_ati_radeon_r300_linux/

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