Specified, the next one is used if the previous one fails toĮnables emulation of VMWare IO port, for vmmouse etc. Depending on the targetĪrchitecture, kvm, xen, hax, hvf, nvmm, whpx or tcg can be available.īy default, tcg is used. Supported machine properties are: accel=accels1] QEMU will support machine types from many previous versions. Skip multiple intermediate releases when upgrading, new releases of To allow live migration of guests from QEMU version 2.8.0, to QEMU For example, the 2.8.0 release introduced machine types Use -machine help to listįor architectures which aim to support live migration compatibilityĪcross releases, each release will introduce a new versioned machine qemu-system-x86_64 some.img -audiodev ,id= -machine pcspk-audiodev=ĭisplay version information and exit -machine name]
#QEMU SYSTEM CALLS PC#
The PC speaker audio device can be configured using the pcspk-audiodev qemu-system-x86_64 dos.img -device gus -parallel noneĪlternatively: qemu-system-x86_64 dos.img -device gus,irq=5ĬS4231A is the chip used in Windows Sound System and GUSMAX products
Must be told to not have parallel ports to have working GUS. Note that, by default, GUS shares IRQ(7) with parallel ports and so QEMU QEMU uses YM3812 emulation by Tatsuyuki Satoh. QEMU uses the PC BIOS from the Seabios project and the Plex86/Bochs LGPL
PCI UHCI, OHCI, EHCI or XHCI USB controller and a virtual USB-1.1 Intel 82801AA AC97 Audio compatible sound cardĪdlib (OPL2) - Yamaha YM3812 compatible chip IPMI BMC, either and internal or external one I440FX host PCI bridge and PIIX3 PCI to ISA bridgeĬirrus CLGD 5446 PCI VGA card or dummy VGA card with Bochs VESAĮxtensions (hardware level, including all non standard modes).Ģ PCI IDE interfaces with hard disk and CD-ROM support The QEMU PC System emulator simulates the following peripherals:
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