La dernière version de Qemu intègre plus de 2 300 comits. Les changements annoncés sont importants :

- support 9pfs pour les hôtes FreeBSD

- amélioration des performances sur la boucle principale Qemu

- nombreux bugs corrigés

- sur ARM, support de nombreuses fonctions matériells dont FEAT_SCTLR2, FEAT_TCR2, FEAT_CSSC, FEAT_LSE128, FEAT_ATS1A, FEAT_RME_GPC2, FEAT_AIE, FEAT_MEC, and FEAT_GCS, amd-versal2-virt

- émulation des stations HP715/64 et NCR 53c710 SCSI Controller et du composant multi-I/O HP LASI

- sur PowerPC : support de PowerNV11 et PPE42, support de FADUMP pour les gammes pSeries

Spécifiquement sur RISC-V, les nouveautés : 

RISC-VISA and Extensions

• Minor fixes of RISC-V CFI
• Modify minimum VLEN rule
• Make PMP granularity configurable

Machines

• Add riscv64 to FirmwareArchitecture
• Implement MonitorDef HMP API
• Update OpenSBI to v1.7
• Correct mmu-type property of sifive_u harts in device tree
• Fix Ethernet interface support for microchip-icicle-kit

Fixes and Misc

• Fix MSI table size limit
• Fix SiFive UART character drop issue and minor refactors
• Fix RISC-V timer migration issues
• Align memory allocations to 2M on RISC-V
• Fix vslide1[up|down].vx unexpected result when XLEN=32 and SEW=64
• Fixup IOMMU PDT Nested Walk
• Fix endianness swap on compressed instructions
• Update status of IOMMU kernel support
• Fix mask for smsiaddrcfgh

s390x

• Enable irqfd to be used for virtio-pci on s390x if the kernel supports it to improve virtio-pci performance with KVM
• Provide a QAPI event when SCLP control-program identification data gets updated by the guest
• Fix problems with missing Clock Comparator interrupts in certain corner cases
• Use address generation for register branch targets in TCG mode

Voir le très long changelog : https://wiki.qemu.org/ChangeLog/10.2

Téléchargement : https://www.qemu.org/download/#source