Open-source News

Virtual m68k Machine Proves Capable, Xtensa & C-SKY Archs See Updates Too

Phoronix - Tue, 05/24/2022 - 01:36
The Motorola 68000, Xtensa, and C-SKY processor architectures all saw notable additions for the in-development Linux 5.19 kernel...

Linux 5.19 Adding New Option For Easily Configuring An x86_64 Debug Kernel

Phoronix - Tue, 05/24/2022 - 00:00
The Linux 5.19 kernel is adding a new make x86_debug.config build target as a set of defaults in enabling a variety of recommended debugging features for x86/x86_64 kernel builds...

Intel Trust Domain Extensions Ready For Linux 5.19 (Intel TDX)

Phoronix - Mon, 05/23/2022 - 21:00
Sent in this morning for Linux 5.19 is AMD SEV-SNP support for that hardware feature introduced last year with AMD EPYC Milan 7003 series processors. Meanwhile Intel's alternative technology, Trust Domain Extensions (TDX) is coming with Xeon Scalable "Sapphire Rapids" and also with Linux 5.19 that functionality is being readied on the software side...

Raspberry Pi "V3DV" Open-Source Driver Closing In On Vulkan 1.2

Phoronix - Mon, 05/23/2022 - 20:44
It was just last October that Mesa's V3DV driver achieved Vulkan 1.1 conformance for this Broadcom Vulkan open-source driver most notably used by the Raspberry Pi 4 and newer. Now Vulkan 1.2 is just on the horizon...

AMD SEV-SNP Finally Being Merged In Linux 5.19 To Enhance Confidential Computing

Phoronix - Mon, 05/23/2022 - 19:12
Last year with the launch of AMD EPYC 7003 "Milan" processors one of the new security features was SEV-SNP, or the "Secure Nested Paging" update to the Secure Encrypted Virtualization functionality that has built up with succeeding EPYC generations. While AMD published out-of-tree kernel patches in a GitHub repository to enable SEV-SNP and has been volleying several revisions to them on the kernel mailing list, one year later it's finally arriving in mainline with the Linux 5.19 kernel...

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