visoreXtensible Versatile hypervISOR

Xvisor v0.2.11 Date: Sun, 21 Oct 2018 09:49:38 +0530  |  Posted by: Anup Patel

In this release, we mainly have initial RISC-V port, new drivers, and new boards.

New Features:

• Host aspace APIs to allocate and free hugepages
• Pagepool APIs to manage regular pages on top of hugepages
• Xref library for simple reference counting
• Rational fractions library
• IOMMU controller and related APIs
• Print RAM and VAPOOL details at boot-time

New Commands:

• host memmap sub-command
• host pagepool sub-command
• iommu command
• clk command
• net switch create sub-command
• net switch destroy sub-command

New Drivers:

• RISC-V timer driver
• RISC-V local/per-CPU interrupt controller driver
• ARM SMMUv2 IOMMU driver
• RISC-V plic global interrupt controlle driver
• Marvell Armada 8K clock drivers
• Marvell Armada 8K pinctrl driver
• Marvell Armada 8K/7K RTC driver

New Emulators:

• No change

New Boards:

• Renesas R-Car H3 Salvator-X board
• Marvell MACCHIATOBin Armada 8040 board
• SolidRun ClearFog GT 8K board
• RISC-V QEMU virt machine board

All Ports:

• Common arch independent implementation of basic firmware

ARM Ports:

• Use boot.xscript on Xvisor disk to create Guest instances
• Reorganized DTS files to have separate vendor directory
• Basic firmware using common arch independent implementation
• Make VCPU exception stack cache-line aligned
• Allow hugepage mappings

ARM32 Port:

• No change

ARM32ve Port:

• Set HCR.FB for Guest VCPUs

ARM64 Port:

• Make VCPU exception stack cache-line aligned
• Set HCR.FB for Guest VCPUs

RISC-V Port:

• Initial arch support which boots on QEMU RISC-V Virt machine
• SMP support tested on QEMU RISC-V Virt machine

x86 Port:

• No change