ChangeLog/7.1: Difference between revisions
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==== 9pfs ==== | ==== 9pfs ==== | ||
* macOS: [https://github.com/qemu/qemu/commit/f5643914a9e8f79c606a76e6a9d7ea82a3fc3e65 Several fixes] for recently (in QEMU 7.0) added 9p support for macOS hosts. | |||
==== virtiofs ==== | ==== virtiofs ==== |
Revision as of 12:19, 2 May 2022
System emulation
Incompatible changes
Consult the 'Removed features' page for details of suggested replacement functionality
- The --enable-fips option to QEMU system emulators has been removed
New deprecated options and features
Consult the "Deprecated Features" chapter of the QEMU System Emulation User's Guide for further details of the deprecations and their suggested replacements.
68k
Alpha
Arm
- Emulation of the CPU architecture feature FEAT_TTL is now supported
- Emulation of the CPU architecture feature FEAT_BBM level 2 is now supported
- The emulated SMMUv3 now advertises support for SMMUv3.2-BBML2
- The xlnx-zynqmp SoC model now implements the 4 TTC timers
- The versal machine now models the Cortex-R5s in the Real-Time Processing Unit (RPU) subsystem
- The virt board now supports emulation of the GICv4.0
AVR
Hexagon
HPPA
Microblaze
MIPS
Nios2
- Implement the Vectored Interrupt Controller (enable with
-machine 10m50-ghrd,vic=on
). - Implement shadow register sets, and enable them with the VIC.
- Raise supervisor-only instruction exception for
ERET
andBRET
. - Raise misaligned data exception for misaligned memory accesses.
- Raise misaligned destination exception for misaligned branch addresses.
- Raise division error exception for divide by zero and divide overflow (disable with
-cpu diverr_present=off
).
OpenRISC
PowerPC
Renesas RX
- Fix the
clrpsw
andsetpsw
instructions with respect to changes toPSW.U
. - Fix the
wait
instruction corrupting the PC and settingPSW.I
.
Renesas SH
RISC-V
- Add support for Ibex SPI to OpenTitan
- Add support for privileged spec version 1.12.0
- Use privileged spec version 1.12.0 for virt machine by default
- Allow software access to MIP SEIP
- Add initial support for the Sdtrig extension
- Optimisations for vector extensions
- Improvements to the misa ISA string
- Add isa extenstion strings to the device tree
- Don't allow `-bios` options with KVM machines
- Fix NAPOT range computation overflow
- Fix DT property mmu-type when CPU mmu option is disabled
- Make RISC-V ACLINT mtime MMIO register writable
- Add and enable native debug feature
- Support 64bit fdt addresses
- Support configuarable marchid, mvendorid, mipid CSR values
- Add support for the Zbkb, Zbkc, Zbkx, Zknd/Zkne, Zknh, Zksed/Zksh and Zkr extensions
- Fix incorrect PTE merge in walk_pte
- Add TPM support to the virt board
s390x
- Fix condition code generation for the
ICMH
instruction.
SPARC
Tricore
x86
Xtensa
Device emulation and assignment
ACPI / SMBIOS
Audio
Block devices
Graphics
I2C
Input devices
IPMI
Multi-process QEMU
Network devices
NVDIMM
NVMe
Emulated NVMe Controller
PCI/PCIe
SCSI
SD card
SMBIOS
TPM
USB
VFIO
virtio
Xen
fw_cfg
9pfs
- macOS: Several fixes for recently (in QEMU 7.0) added 9p support for macOS hosts.
virtiofs
Semihosting
Audio
Character devices
Crypto subsystem
Authorization subsystem
GUI
GDBStub
TCG Plugins
Host support
Memory backends
Migration
Monitor
QMP
- The block-export-add QMP command, when exporting an NBD image with dirty bitmaps, now supports passing a specific paired bitmap and node name, rather than a less-specific bitmap name that requires a search for the bitmap through a backing chain of nodes.
HMP
Network
Block device backends and tools
Tracing
Miscellaneous
User-mode emulation
binfmt_misc
Hexagon
Nios2
- Fix the
rt_sigreturn
system call. - Fix the
siginfo_t
data forSIGSEGV
.
TCG
ARM
Guest agent
Build Information
Python
GIT submodules
Container Based Builds
VM Based Builds
Build Dependencies
Windows
Testing and CI
Known issues
- see Planning/7.1