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AMD News Archives

RadeonHD CS Driver Gets EXA Improvements

For those interested in playing with the latest open-source ATI code but don't want to dive into kernel mode-setting or the new AtomBIOS parser, you may want to test out the CS branch. The CS branch was started last week by Luc Verhaegen as it turns all calls made by the driver into macros. This was done due to GCC not optimizing the inline functions within the xf86-video-radeonhd driver on OpenSuSE, but now the performance of these calls is much more efficient. This driver branch also introduces a command submission infrastructure for R500 MMIO (Memory Mapped I/O) to allow the use of the GPU's CP (Command Processor) without depending upon DRM (Direct Rendering Manager).
29 July 2008 - EXA Upload/Download From Screen - 6 Comments

Christmas Comes In July For An Open ATI

Many Linux users will be celebrating the Christmas holiday in five months, but it seems there's a holiday worth celebrating today for open-source ATI Linux users.
25 July 2008 - Kernel-based Mode-Setting!!! - 43 Comments

RadeonHD Driver Gets "CS" Branch

There are already separate branches of the xf86-video-radeonhd driver for AtomBIOS support and another one for improved 2D acceleration, but today we have yet another branch. This new branch is called "CS" and what it does is change all calls within the driver for the command sequences (the "CS") into macros.
23 July 2008 - Another Branch Of Radeon Driver - 3 Comments

AMD Catalyst 8.7 Linux Driver Released

Since last month's release of Catalyst 8.6 for Linux we've seen the introduction of the Radeon HD 4850 and 4870 graphics cards and we've been allowed to share with you that CrossFire is coming to Linux along with other yet to be announced features. Today AMD has released the Catalyst 8.7 Linux driver and it doesn't deliver any new ground-breaking features, but it does bring a few improvements.
21 July 2008 - What About The New Features?

AMD Phenom Gets Linux Thermal Driver

While AMD's financial outlook has been bleak with it closing down 12% today, if you're a Linux user -- particularly one with a quad-core Phenom processor -- there is good news to report from the AMD camp.
18 July 2008 - Finally Temperature Monitoring Arrives! - 1 Comment

Tear-Free Acceleration For ATI EXA, Xv

For those of you that have been using the open-source xf86-video-ati driver, need we remind you of its rapidly-improving state and feature set? One of the latest additions to this open-source ATI driver that supports the old ATI R100 graphics cards up through the new Radeon HD 4800 series (RV770) is tear-free acceleration. The current implementation of this tear-free acceleration is for EXA and Textured Video (X-Video) and should eliminate any "tearing" issues that some users experience. This code isn't yet found in the master branch of its development git repository, but can be acquired through the vsync_accel branch. Alex Deucher, the mastermind behind this latest code, has described this improvement on his blog.
16 July 2008 - xf86-video-ati Gets New Improvements - 120 Comments

ATI Radeon HD 4870 X2 "R700" Unveiled

This morning an embargo expired covering AMD's newest high-end graphics card, the ATI Radeon HD 4870 X2 (codenamed the "R700"). Like the Radeon HD 3870 X2, this new X2 variant just combines two of AMD's high-end GPUs on a single PCB and connected via CrossFire. The Radeon HD 4870 X2 with its dual RV770 cores aren't available today, but it will start shipping later this summer.
14 July 2008 - New Dual GPU Graphics Card On Linux

Hard-Coded ATI RV770 Support Arrives

Earlier this week we reported on RadeonHD driver support for the RV770 with the Radeon HD 4850 and Radeon HD 4870 graphics cards. This support arrived within the RadeonHD driver's new AtomBIOS branch that relies upon ATI's video BIOS abstraction layer as opposed to "banging the registers" and interfacing with the hardware directly. However, the lead developer of the xf86-video-radeonhd driver has back-ported the RV770 support using these hard-coded paths.
12 July 2008 - For Those That Fear AtomBIOS

xf86-video-ati 6.9.0 Released

The xf86-video-ati 6.8.0 driver was released back in February, and today version 6.9.0 has been released, which is coming just a day after its 6.9.0-rc2 release. Version 6.9.0 of this ATI driver adds improved EXA render support for R100/200 graphics cards, EXA render support for R300/400/500 graphics processors, and Textured Video support through X-Video for R100-500 graphics processors. This open-source driver supports all generations of Radeon graphics processors (aside from official support for the just-released HD 4850 and HD 4870). The complete change-log for xf86-video-ati 6.9.0 and source download links can be found on the X.Org mailing list.
26 June 2008 - Open-Source ATI Driver Updated - 45 Comments

AMD R600 DRM Support Arrives, But No 3D

While AMD still has yet to release any R600 programming documentation or the source-code to their KGrids or TCore simulators (though the documentation may finally just be days away), Alex Deucher and David Airlie have been working on R600 DRM (Direct Rendering Manager) support. Today the first bits of this DRI component for the Radeon HD 2000/3000 series is now available. Within the Mesa/DRM git tree at FreeDesktop.org is a new r6xx-support branch. This R600 DRM uses the CP (Command Processor) for communication, but before checking out this branch, be forewarned that 3D acceleration isn't ready yet. While there is open-source R500 3D support and it's working quite well, Alex believes it will be at least another month or two until the Mesa and DDX code is in place for this R600 3D hardware acceleration.
26 June 2008 - R600 Support Arrives In A DRM Branch - 4 Comments

xf86-video-ati 6.9.0 RC2 Driver Released

Twelve days after the first xf86-video-ati 6.9.0 Release Candidate, the second RC release is now available for testing. Since xf86-video-ati 6.9.0-rc1, the man page has been updated, a ShadowFB R600 fix, PLL tweaks, a possible fix for VGA on ATI IGP chipsets, warning fixes, cleanups, and other work. If you're interested in testing out xf86-video-ati 6.9.0-rc2 on your Radeon graphics card (up to and including the just-announced Radeon HD 4850/4870), this is a git-only release and can be cloned from git://anongit.freedesktop.org/git/xorg/driver/xf86-video-ati.
25 June 2008 - An RC Release For The OSS Radeon Crew - 15 Comments

AMD Unveils The FireStream 9250

Now that there is a Stream SDK for Linux (related reading: AMD Stream Linux Q&A), if you're looking for a new solution for accelerating CAL and Brook+ development / stream computing, AMD has a possible answer for you. This morning in Dresden, Germany they have announced the FireStream 9250. The FireStream 9250 is also the first unit to break the tera-flop barrier! The first FireStream part introduced earlier was the FireStream 9170, which provides up to 500 GFLOPS of computing power. The FireStream 9250 will be available later this year at a price of $999 USD. More information is available in their press release.
16 June 2008 - AMD's FS 9250 Breaks Teraflop Barrier - 1 Comment

AMD Releases R600 GPU Documentation

AMD's Alex Deucher has today announced the availability of the documentation covering the R600 Family Instruction Set Architecture. This ISA (Instruction Set Architecture) documentation covers the unified shader block found on the Radeon HD 2000/3000 series and newer. This PDF document is 342 pages long and does go into detail surrounding R600 vertex and geometry shaders.
11 June 2008 - AMD's Instruction Set Architecture - 17 Comments

Radeon R600 DRM In The Works

AMD has yet to publicly release the R600 (Radeon HD 2000 / Radeon HD 3000) documentation, but the xf86-video-radeonhd developers at Novell have had this documentation under NDA. This documentation, however, is expected to be cleared for release soon.
4 June 2008 - Novell Devs Prepare For R600 3D - 10 Comments

AMD Introduces Puma Platform

Yesterday was NVIDIA's turn in the spotlight with the introduction of the GeForce 9 Mobile GPUs and Hybrid SLI. Today the attention turns to AMD with their new announcements coming out of Computex. AMD has introduced their next-generation notebook "Puma" platform, its fastest notebook graphics processor ever, an external graphics solution for notebooks, and PowerXpress improvements.
4 June 2008 - AMD Offers New Wares At Computex - 9 Comments

AMD Stream SDK Coming To Linux Soon

NVIDIA has long supported their CUDA (Compute Unified Device Architecture) technology on Linux for allowing general-purpose code algorithms to be executed on the graphics processor, while AMD and their Stream Computing support has been absent on Linux. AMD has only been supporting their Stream SDK on Windows XP, but this morning we have confirmation that the Software Development Kit will be released for Linux in the coming days. According to AMD's Michael Chu on the AMD Developer Forums, an SDK v1.1 Beta is expected within the next two weeks (this message appeared a week ago) and that testing has been done with Red Hat Enterprise Linux and SuSE Enterprise. This SDK will make it possible to use CAL and Brook+ on Linux, permitting of course you're using an R600 GPU.
6 May 2008 - Being Unveiled Next Week? - 11 Comments

RS480/RS690 OSS Compiz Achieved

For those of you using an RS480 or RS690 IGP with the open-source xf86-video-ati, there is great news coming out of the Airlie camp. Compiz is now working for the RS480 and RS690! David Airlie has found a bug in the Mesa R300 DRI driver and has committed a patch (containing just three new lines of code and one line removal) correcting this issue. So that non-git users can experience the joys of Compiz on their ATI IGPs with the open-source driver, David will be pushing this fix into the Mesa 7.0.x (the next release should be Mesa 7.0.4) as well as releasing updated Mesa packages for Fedora 8 and Fedora 9. David Airlie mentioned this on his blog.
5 May 2008 - Thanks To Two New Lines Of Code - 94 Comments

R500 DRI Support Goes Widespread

AMD's Alex Deucher has taken the Mesa r500test branch maintained by David Airlie for the open-source ATI R500 work and has pushed it into Mesa's r500-support branch. This branch is for those looking to play with the initial open-source R500 DRI (Direct Rendering Infrastructure) support. Alex has also added in the remaining R500 PCI IDs so that all of you with Radeon X1000 hardware should be able to more easily experience the joys of hardware-accelerated glxgears (Okay, it's not quite as exciting as ET:QW or Doom 3 but still a major milestone).
2 May 2008 - Check Out The r500-support Branch - 2 Comments

RadeonHD DRM Begins To Show

The RadeonHD DRM isn't yet in a usable state to end-users, but Matthias Hopf has pushed his latest RadeonHD work into his personal git tree. DRM is now able to initialize on an RS690 GPU, but DRI isn't working yet. Nor does Matthias's code work with 2D acceleration currently. However, he does hope to have this code working within a few weeks. The git URL and his message can be read on the RadeonHD mailing list. Luc Verhaegen has also made a very interesting RadeonHD enhancement without DRM, which could be available for public showing soon.
2 May 2008 - Not Much To See Yet, But It's There - 4 Comments

RadeonHD 1.2.1 Driver Released

Just four days ago the RadeonHD 1.2.0 driver was released as the first xf86-video-radeonhd driver update in several months. The RadeonHD 1.2.0 driver added support for several new Radeon HD 3XXX GPUs, R500 2D XAA/EXA acceleration, and many other underlying changes. Today, however, that release has been succeeded by RadeonHD 1.2.1.
14 April 2008 - A Quick Bug-Fix Release For AMD - 1 Comment

881 AMD news articles published on Phoronix.
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