Open-source News

AMDGPU LLVM Backend Prepares FP8 Instructions For GFX940 / Next-Gen CDNA

Phoronix - Tue, 07/19/2022 - 06:27
In addition to AMD engineers being busy working on RDNA3 graphics support for their open-source Linux graphics driver stack, concurrently they have also been working on enabling GFX940 as their next-gen CDNA part, presumably to launch as the AMD Instinct MI300 if traditions hold...

Intel Working On New Hardware-Based Prevention For Spectre-BHI Attacks

Phoronix - Tue, 07/19/2022 - 02:30
While Retbleed was grabbing the headlines last week and attention of kernel developers, an Intel engineer sent out a new patch series adding Linux kernel support for "BHI_DIS" as a new hardware-based mitigation that appears to be coming with future Intel CPUs for better fending off Spectre-BHI (Branch History Injection) that was disclosed back in March. But initial indications are this new hardware-based prevention may be even more costly for performance and is not being enabled by default...

Ubuntu Working On GNOME Wayland Support For The AMD Xilinx Kria KR260

Phoronix - Tue, 07/19/2022 - 02:00
Canonical engineer Daniel van Vugt who is known for his work on enhancing the upstream GNOME desktop stack to improve the experience for Ubuntu has recently taken up interest in getting the AMD-Xilinx Kria KR260 working with the GNOME Wayland session. The Kria KR260 is for the recently-announced AMD/Xilinx Robotics Starter Kit...

AMDVLK 2022.Q3.1 Released With Fixes, Minor Enhancements

Phoronix - Tue, 07/19/2022 - 00:00
AMD today published AMDVLK 2022.Q3.1 as their latest snapshot of this open-source Radeon Vulkan driver for Linux systems...

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