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Changelog

Blame
  • To find the state of this project's repository at the time of any of these versions, check out the tags.
    Changelog 25.73 KiB
    Version 0.11.1
      - fix I2C slave addressing (Juha Riihimäki)
      - Revert "vga: do not resize the screen on hw_invalidate" (Aurelien Jarno)
      - slirp: fix use-after-free (Mark McLoughlin)
      - Fix sparc.ld (Blue Swirl)
      - ELF codedump build failures (Laurent Desnogues)
      - kvm: Move KVM mp_state accessors to i386-specific code (Hollis Blanchard)
      - fix configure script with armv4l cpu (Laurent Desnogues)
      - net: disable draining tap queue in one go (Mark McLoughlin)
      - pcnet: Restart poll timer on pcnet_start (Jan Kiszka)
      - Sparc32: Fix lance (Blue Swirl)
      - mac99: fix segmentation fault on startup (Aurelien Jarno)
      - usb-linux.c: fix buffer overflow (Jim Paris)
      - ARM host: fix generated blocks linking (Laurent Desnogues)
      - qemu serial: lost tx irqs (affecting FreeBSD's new uart(4) driver (Juergen Lock)
      - exec-all.h: increase MAX_OP_PER_INSTR to 96 from 64 (Aurelien Jarno)
    
    version 0.11.0
      - fix rtc polling mode (Bernhard Kauer)
      - qcow2: order concurrent aio requests (Kevin Wolf)
      - qemu-io: port to win32 (Stefan Weil)
      - alpha: fix extlh instruction (Vince Weaver)
      - tcg: fix size of local variables in tcg_gen_bswap64_i64 (Stefan Weil)
      - net: fix send ordering (Jan Kiszka)
      - escc: fix IRQ routing (Aurelien Jarno)
      - versatile: fix Linux task preemption (Aurelien Jarno)
      - curses: reduce memory usage by 250MB (Aurelien Jarno)
    
    version 0.11.0-rc2
      - mips: fix conditional move off fp conditions codes (Nath Froyd)
      - fix migration to obey -S (Paolo Bonzini)
      - remove pc-0-10 machine type (Mark McLoughlin)
      - vnc: fix copyrect screen corruption (Gerd Hoffman)
      - fix vm state change handlers running order (Markus Armbruster)
      - e1000: fix eerc and ics emulation (Bill Paul)
      - fix sdl zooming with pl110 (Blue Swirl)
      - sparc64: flush pending conditional evaluations (Igor Kovalenko)
      - esp: fix interrupt register read (Blue Swirl)
      - option rom makefile fixes (Paul Brook)
      - fix sparse warnings (Blue Swirl)
      - fix symfind (Laurent Desnogues)
      - win32: fix default prefix (Stefan Weil)
      - fix checksum writing in signboot (Alex Graf)
      - fix sdl window resize (Stefano Stabellini)
      - do not resize the screen on hw_invalidate (Stefano Stabellini)
      - Add checks for -smbios option (Beth Kon)
      - fix do_set_link (Luiz Capitulino)
      - fix do_commit behavior (Luiz Capitulino)
      - make windows notice media change (Gleb Natapov)
      - check for PR_SET_NAME being defined (Nathan Froyd)
      - fix migration for ide devices (Anthony Liguori)
      - Use correct depth in vmware vga (Reimar Doffiner)
      - support 32bpp cursors in sdl (Reimar Doffinger)
      - fix device name completion for eject (Blue Swirl)
      - make screendump use DisplayState properly (Stefano Stabellini)
      - fix autostart with live migration (Avi Kivity)
      - fix detached migration with exec (Chris Lalancette)
      - fix segv when changing vnc password in sdl (Zach Amsden)
      - fix vnc password clearing with stdio monitor (Zach Amsden)
      - clean up VGA type selection (Zach Amsden)
      - add missing linefeed in error message (Stefan Weil)
    	
    version 0.11.0-rc1
      - add machine aliasing support (Mark McLoughlin)
      - add getfd/closefd monitor commands (Mark McLoughlin)
      - use correct headers for tap-win32 (Filip Navara)
      - fix live migration (Glauber Costa)
      - slirp: use monotonic clock if available (Ed Swierk)
      - clear msix_entries_nr on error (Michael Tsirkin)
      - HPET: fix reg writes (Beth Kon)
      - slirp: fix guestfwd for incoming data (Jan Kiszka)
      - fix build of qemu-thread.c on win32 (Sebastian Herbszt)
      - improve signrom.sh portability (Christoph Egger)
      - fix qemu-img convert to copy unallocated parts of the image
    	(Akkarit Sangpetch)
      - vmdk: fix backing file handling (Kevin Wolf)
      - scsi: add save/restore support (Nolan Leake)
      - fix live migration for SCSI (Nolan Leake)
      - various sparc build fixes (Blue Swirl)
      - fix OpenBSD build (Blue Swirl)
      - only allow -cpu host when using KVM (Anthony Liguori)
      - fix build breakage when !KVM (Anthony Liguori)
    
    version 0.10.6:
      - e1000: ignore reset command (Kevin Wolf)
      - fix VNC memory allocation (Stefan Weil)
      - fix raw_pread_aligned return value (Christoph Hellwig)
      - allow monitor interaction when using -incoming exec: (Chris Lalancette)
      - fix -net socket,listen (Jan Kiszka)
      - live migration: don't send gratuitous packets all at once (Gleb Natapov)
      - serial: fix lost characters after sysrq (Jason Wessel)
      - Fix prototype of zfree (Stefan Weil)
      - Handle EINTR with exec: migration (Uri Lublin)
      - Delete io-handler before closing fd after migration (Uri Lublin)
      - Fix qemu_aio_flush (Andrea Arcangeli)
      - lsi53c895a: Implement additional registers (Sebastian Herbszt)
      - virtio-blk: fix warning (Gerd Hoffman)
      - i386: fix cpu reset (Nitin Kamble)
      - kvm: fix irq injection into full queue (Jan Kiszka)
      - Prevent CD-ROM eject while device is locked (Mark McLoughlin)
      - Fix screen dump with blank screen (Eduardo Habkost)
      - Fix memory leak with cpu_unregister_map_client (Isaku Yamahata)
      - Fix memory leak in SDL (Jan Kiszka)
      - Fix build on OS X 10.4 (John Arbuckle)
      - Fix leak of vlan clients after hot remove (Mark McLoughlin)
      - Fix migration after hot remove with eepro100 (Mark McLoughlin)
      - Don't start a VM after failed migration if stopped (Anthony Liguori)
      - Fix live migration under heavy IO load (Glauber Costa)
      - Honor -S on incoming migration (Paolo Bonzini)
      - Reset HPET config register on reset (Beth Kon)
      - Reset PS2 keyboard/mouse on reset (Dinesh Subraveti)
    
    version 0.10.5:
      - kvm: trim unsupported cpu features from cpuid (Avi Kivity)
      - kvm: provide a better error message for -smp > 1 (Mark McLoughlin)
      - Remove initrd printfs (Richard Jones)
      - Initial variables found by valgrind (Jean-Christophe Dubois)
      - Fix -initrd with > 4GB guests (Glauber Costa)
      - Fix busy loop on live migration for certain platforms (Uri Lublin)
      - Remove GCC 3.x requirements from docs (Hollis Blanchard)
      - ETRAX: fixes for kernel command line, ethernet address, bmi (Edgar Iglesias)
      - CRIS: Fix bmi (Edgar Iglesias)
      - Fix bounce buffer errors (Avi Kivity)
      - Fix regression in -kernel (Anthony Liguori)
    
    version 0.10.4:
      - Improve block range checks to remove integer overflow (Kevin Wolf)
      - e1000: do not re-init PCI config space 0 (Amit Shah)
      - fix AIO deletion race (Alex Graf)
      - reset option roms on reboot (Glauber Costa)
      - fix qcow2 corruption in cluster freeing (Gleb Natapov)
      - Enable power button event generation (Gleb Natapov)
    
    version 0.10.3:
      - fix AIO cancellations (Avi Kivity)
      - fix live migration error path on incoming
      - avoid SEGV on pci hotplug failure (Chris Wright)
      - fix serial option in -drive
      - support DDIM for option roms (Glauber Costa)
      - avoid fork/exec on pre-2.6.27 kernels with KVM (Jan Kiszka)
      - block-vpc: don't silently create smaller images than requested (Kevin Wolf)
      - Fix non-ACPI timer interrupt routing (Beth Kon)
      - hpet: fix emulation of HPET_TN_SETVAL (Jan Kiszka)
      - kvm: fix cpuid initialization (Jan Kiszka)
      - qcow2: fix corruption on little endian hosts (Kevin Wolf)
      - avoid leaing memory on hot unplug (Mark McLoughlin)
      - fix savevm/migration after hot unplug (Mark McLoughlin)
      - Fix keyboard mapping on newer Xords with non-default keymaps (balrog)
      - Make PCI config status register read-only (Anthony Liguori)
      - Fix crash on resolution change -> screen dump -> vga redraw (Avi Kivity)
    
    version 0.10.2:
    
      - fix savevm/loadvm (Anthony Liguori)
      - live migration: fix dirty tracking windows (Glauber Costa)
      - live migration: improve error propogation (Glauber Costa)
      - qcow2: fix image creation for > ~2TB images (Chris Wright)
      - hotplug: fix error handling for if= parameter (Eduardo Habkost)
      - qcow2: fix data corruption (Nolan Leake)
      - virtio: fix guest oops with 2.6.25 kernels (Rusty Russell)
      - SH4: add support for -kernel (Takashi Yoshii, Aurelien Jarno)
      - hotplug: fix closing of char devices (Jan Kiszka)
      - hotplug: remove incorrect check for device name (Eduardo Habkost)
      - enable -k on win32 (Herve Poussineau)
      - configure: use LANG=C for grep (Andreas Faerber)
      - fix VGA regression (malc)
    	
    version 0.10.1:
    
      - virtio-net: check right return size on sg list (Alex Williamson)
      - Make qemu_announce_self handle holes (live migration after hotplug)
        (Marcelo Tosatti)
      - Revert r6804-r6808 (qcow2 allocation info).  This series of changes added
        a high cost to startup for large qcow2 images (Anthony Liguori)
      - qemu-img: fix help message (Aurelien Jarno)
      - Fix build for non-default installs of SDL (Anthony Liguori)
      - Fix race condition in env->interrupt_request.  When using TCG and a dynticks
        host timer, this condition could cause TCG to get stuck in an infinite
        loop (Aurelien Jarno)
      - Fix reading encrypted hard disk passwords during early startup (Jan Kiszka)
      - Fix encrypted disk reporting in 'info block' (Jan Kiszka)
      - Fix console size with tiny displays (MusicPal) (Jan Kiszka)
      - Improve error handling in bdrv_open2 (Jan Kiszka)
      - Avoid leaking data in mux'ed character devices (Jan Kiszka)
      - Fix initial character device reset (no banner in monitor) (Jan Kiszka)
      - Fix cpuid KVM crash on i386 host (Lubomir Rintel)
      - Fix SLES10sp2 installation by adding ISTAT1 register to LSI SCSI emulation
        (Ryan Harper)
    
    version 0.10.0:
    
      - TCG support (No longer requires GCC 3.x)
      - Kernel Virtual Machine acceleration support
      - BSD userspace emulation
      - Bluetooth emulation and host passthrough support
      - GDB XML register description support
      - Intel e1000 emulation
      - HPET emulation
      - VirtIO paravirtual device support
      - Marvell 88w8618 / MusicPal emulation
      - Nokia N-series tablet emulation / OMAP2 processor emulation
      - PCI hotplug support
      - Live migration and new save/restore formats
      - Curses display support
      - qemu-nbd utility to mount supported block formats
      - Altivec support in PPC emulation and new firmware (OpenBIOS)
      - Multiple VNC clients are now supported
      - TLS encryption is now supported in VNC
      - MIPS Magnum R4000 machine (Hervé Poussineau)
      - Braille support (Samuel Thibault)
      - Freecom MusicPal system emulation (Jan Kiszka)
      - OMAP242x and Nokia N800, N810 machines (Andrzej Zaborowski)
      - EsounD audio driver (Frederick Reeve)
      - Gravis Ultrasound GF1 sound card (Tibor "TS" Schütz)
      - Many, many, bug fixes and new features
    
    version 0.9.1:
    
      - TFTP booting from host directory (Anthony Liguori, Erwan Velu)
      - Tap device emulation for Solaris (Sittichai Palanisong)
      - Monitor multiplexing to several I/O channels (Jason Wessel)
      - ds1225y nvram support (Herve Poussineau)
      - CPU model selection support (J. Mayer, Paul Brook, Herve Poussineau)
      - Several Sparc fixes (Aurelien Jarno, Blue Swirl, Robert Reif)
      - MIPS 64-bit FPU support (Thiemo Seufer)
      - Xscale PDA emulation (Andrzej Zaborowski)
      - ColdFire system emulation (Paul Brook)
      - Improved SH4 support (Magnus Damm)
      - MIPS64 support (Aurelien Jarno, Thiemo Seufer)
      - Preliminary Alpha guest support (J. Mayer)
      - Read-only support for Parallels disk images (Alex Beregszaszi)
      - SVM (x86 virtualization) support (Alexander Graf)
      - CRIS emulation (Edgar E. Iglesias)
      - SPARC32PLUS execution support (Blue Swirl)
      - MIPS mipssim pseudo machine (Thiemo Seufer)
      - Strace for Linux userland emulation (Stuart Anderson, Thayne Harbaugh)
      - OMAP310 MPU emulation plus Palm T|E machine (Andrzej Zaborowski)
      - ARM v6, v7, NEON SIMD and SMP emulation (Paul Brook/CodeSourcery)
      - Gumstix boards: connex and verdex emulation (Thorsten Zitterell)
      - Intel mainstone II board emulation (Armin Kuster)
      - VMware SVGA II graphics card support (Andrzej Zaborowski)
    
    version 0.9.0:
    
      - Support for relative paths in backing files for disk images
      - Async file I/O API
      - New qcow2 disk image format
      - Support of multiple VM snapshots
      - Linux: specific host CDROM and floppy support
      - SMM support
      - Moved PCI init, MP table init and ACPI table init to Bochs BIOS
      - Support for MIPS32 Release 2 instruction set (Thiemo Seufer)
      - MIPS Malta system emulation (Aurelien Jarno, Stefan Weil)
      - Darwin userspace emulation (Pierre d'Herbemont)
      - m68k user support (Paul Brook)
      - several x86 and x86_64 emulation fixes
      - Mouse relative offset VNC extension (Anthony Liguori)
      - PXE boot support (Anthony Liguori)
      - '-daemonize' option (Anthony Liguori)
    
    version 0.8.2:
    
      - ACPI support
      - PC VGA BIOS fixes
      - switch to OpenBios for SPARC targets (Blue Swirl)
      - VNC server fixes
      - MIPS FPU support (Marius Groeger)
      - Solaris/SPARC host support (Juergen Keil)
      - PPC breakpoints and single stepping (Jason Wessel)
      - USB updates (Paul Brook)
      - UDP/TCP/telnet character devices (Jason Wessel)
      - Windows sparse file support (Frediano Ziglio)
      - RTL8139 NIC TCP segmentation offloading (Igor Kovalenko)
      - PCNET NIC support (Antony T Curtis)
      - Support for variable frequency host CPUs
      - Workaround for win32 SMP hosts
      - Support for AMD Flash memories (Jocelyn Mayer)
      - Audio capture to WAV files support (malc)
    
    version 0.8.1:
    
      - USB tablet support (Brad Campbell, Anthony Liguori)
      - win32 host serial support (Kazu)
      - PC speaker support (Joachim Henke)
      - IDE LBA48 support (Jens Axboe)
      - SSE3 support
      - Solaris port (Juergen Keil)
      - Preliminary SH4 target (Samuel Tardieu)
      - VNC server (Anthony Liguori)
      - slirp fixes (Ed Swierk et al.)
      - USB fixes
      - ARM Versatile Platform Baseboard emulation (Paul Brook)
    
    version 0.8.0:
    
      - ARM system emulation: Arm Integrator/CP board with an arm1026ej-s
        cpu (Paul Brook)
      - SMP support
      - Mac OS X cocoa improvements (Mike Kronenberg)
      - Mac OS X CoreAudio driver (Mike Kronenberg)
      - DirectSound driver (malc)
      - ALSA audio driver (malc)
      - new audio options: '-soundhw' and '-audio-help' (malc)
      - ES1370 PCI audio device (malc)
      - Initial USB support
      - Linux host serial port access
      - Linux host low level parallel port access
      - New network emulation code supporting VLANs.
      - MIPS and MIPSel User Linux emulation
      - MIPS fixes to boot Linux (Daniel Jacobowitz)
      - NX bit support
      - Initial SPARC SMP support (Blue Swirl)
      - Major overhaul of the virtual FAT driver for read/write support
        (Johannes Schindelin)
    
    version 0.7.2:
    
      - x86_64 fixes (Win2000 and Linux 2.6 boot in 32 bit)
      - merge self modifying code handling in dirty ram page mecanism.
      - MIPS fixes (Ralf Baechle)
      - better user net performances
    
    version 0.7.1:
    
      - read-only Virtual FAT support (Johannes Schindelin)
      - Windows 2000 install disk full hack (original idea from Vladimir
        N. Oleynik)
      - VMDK disk image creation (Filip Navara)
      - SPARC64 progress (Blue Swirl)
      - initial MIPS support (Jocelyn mayer)
      - MIPS improvements (Ralf Baechle)
      - 64 bit fixes in user networking (initial patch by Gwenole Beauchesne)
      - IOAPIC support (Filip Navara)
    
    version 0.7.0:
    
      - better BIOS translation and HDD geometry auto-detection
      - user mode networking bug fix
      - undocumented FPU ops support
      - Cirrus VGA: support for 1280x1024x[8,15,16] modes
      - 'pidfile' option
      - .dmg disk image format support (Johannes Schindelin)
      - keymaps support (initial patch by Johannes Schindelin)
      - big endian ARM support (Lennert Buytenhek)
      - added generic 64 bit target support
      - x86_64 target support
      - initial APIC support
      - MMX/SSE/SSE2/PNI support
      - PC parallel port support (Mark Jonckheere)
      - initial SPARC64 support (Blue Swirl)
      - SPARC target boots Linux (Blue Swirl)
      - armv5te user mode support (Paul Brook)
      - ARM VFP support (Paul Brook)
      - ARM "Angel" semihosting syscalls (Paul Brook)
      - user mode gdb stub support (Paul Brook)
      - Samba 3 support
      - initial Cocoa support (Pierre d'Herbemont)
      - generic FPU emulation code
      - Virtual PC read-only disk image support (Alex Beregszaszi)
    
    version 0.6.1:
    
      - Mac OS X port (Pierre d'Herbemont)
      - Virtual console support
      - Better monitor line edition
      - New block device layer
      - New 'qcow' growable disk image support with AES encryption and
        transparent decompression
      - VMware 3 and 4 read-only disk image support (untested)
      - Support for up to 4 serial ports
      - TFTP server support (Magnus Damm)
      - Port redirection support in user mode networking
      - Support for not executable data sections
      - Compressed loop disk image support (Johannes Schindelin)
      - Level triggered IRQ fix (aka NE2000 PCI performance fix) (Steve
        Wormley)
      - Fixed Fedora Core 2 problems (now you can run qemu without any
        LD_ASSUME_KERNEL tricks on FC2)
      - DHCP fix for Windows (accept DHCPREQUEST alone)
      - SPARC system emulation (Blue Swirl)
      - Automatic Samba configuration for host file access from Windows.
      - '-loadvm' and '-full-screen' options
      - ne2000 savevm support (Johannes Schindelin)
      - Ctrl-Alt is now the default grab key. Ctrl-Alt-[0-9] switches to
        the virtual consoles.
      - BIOS floppy fix for NT4 (Mike Nordell, Derek Fawcus, Volker Ruppert)
      - Floppy fixes for NT4 and NT5 (Mike Nordell)
      - NT4 IDE fixes (Ben Pfaf, Mike Nordell)
      - SDL Audio support and SB16 fixes (malc)
      - ENTER instruction bug fix (initial patch by Stefan Kisdaroczi)
      - VGA font change fix
      - VGA read-only CRTC register fix
    
    version 0.6.0:
    
      - minimalist FPU exception support (NetBSD FPU probe fix)
      - cr0.ET fix (Win95 boot)
      - *BSD port (Markus Niemisto)
      - I/O access fix (signaled by Mark Jonckheere)
      - IDE drives serial number fix (Mike Nordell)
      - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
      - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
      - BSR/BSF "undefined behaviour" fix
      - vmdk2raw: convert VMware disk images to raw images
      - PCI support
      - NE2K PCI support
      - dummy VGA PCI support
      - VGA font selection fix (Daniel Serpell)
      - PIC reset fix (Hidemi KAWAI)
      - PIC spurious irq support (aka Solaris install bug)
      - added '-localtime' option
      - Cirrus CL-GD54xx VGA support (initial patch by Makoto Suzuki (suzu))
      - APM and system shutdown support
      - Fixed system reset
      - Support for other PC BIOSes
      - Initial PowerMac hardware emulation
      - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
      - initial IDE BMDMA support (needed for Darwin x86)
      - Set the default memory size for PC emulation to 128 MB
    
    version 0.5.5:
    
      - SDL full screen support (initial patch by malc)
      - VGA support on PowerPC PREP
      - VBE fixes (Matthew Mastracci)
      - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
      - IDE master only fixes (aka Win98 CD-ROM probe bug)
      - ARM load/store half word fix (Ulrich Hecht)
      - FDC fixes for Win98
    
    version 0.5.4:
    
      - qemu-fast fixes
      - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
      - keyboard/mouse fix (Mike Nordell)
      - IDE fixes (Linux did not recognized slave drivers)
      - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
      - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
      - User mode network stack
      - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
      - precise self modifying code (aka BeOS install bug)
    
    version 0.5.3:
    
      - added Bochs VESA VBE support
      - VGA memory map mode 3 access fix (OS/2 install fix)
      - IDE fixes (Jens Axboe)
      - CPU interrupt fixes
      - fixed various TLB invalidation cases (NT install)
      - fixed cr0.WP semantics (XP install)
      - direct chaining support for SPARC and PowerPC (faster)
      - ARM NWFPE support (initial patch by Ulrich Hecht)
      - added specific x86 to x86 translator (close to native performance
        in qemu-i386 and qemu-fast)
      - shm syscalls support (Paul McKerras)
      - added accurate CR0.MP/ME/TS emulation
      - fixed DMA memory write access (Win95 boot floppy fix)
      - graphical x86 linux loader
      - command line monitor
      - generic removable device support
      - support of CD-ROM change
      - multiple network interface support
      - initial x86-64 host support (Gwenole Beauchesne)
      - lret to outer priviledge fix (OS/2 install fix)
      - task switch fixes (SkyOS boot)
      - VM save/restore commands
      - new timer API
      - more precise RTC emulation (periodic timers + time updates)
      - Win32 port (initial patch by Kazu)
    
    version 0.5.2:
    
      - improved soft MMU speed (assembly functions and specializing)
      - improved multitasking speed by avoiding flushing TBs when
        switching tasks
      - improved qemu-fast speed
      - improved self modifying code handling (big performance gain in
        softmmu mode).
      - fixed IO checking
      - fixed CD-ROM detection (win98 install CD)
      - fixed addseg real mode bug (GRUB boot fix)
      - added ROM memory support (win98 boot)
      - fixed 'call Ev' in case of paging exception
      - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
        when launching executables for the supported target CPUs.
      - PowerPC system emulation update (Jocelyn Mayer)
      - PC floppy emulation and DMA fixes (Jocelyn Mayer)
      - polled mode for PIC (Jocelyn Mayer)
      - fixed PTE dirty bit handling
      - fixed xadd same reg bug
      - fixed cmpxchg exception safeness
      - access to virtual memory in gdb stub
      - task gate and NT flag fixes
      - eflags optimisation fix for string operations
    
    version 0.5.1:
    
      - float access fixes when using soft mmu
      - PC emulation support on PowerPC
      - A20 support
      - IDE CD-ROM emulation
      - ARM fixes (Ulrich Hecht)
      - SB16 emulation (malc)
      - IRET and INT fixes in VM86 mode with IOPL=3
      - Port I/Os use TSS io map
      - Full task switching/task gate support
      - added verr, verw, arpl, fcmovxx
      - PowerPC target support (Jocelyn Mayer)
      - Major SPARC target fixes (dynamically linked programs begin to work)
    
    version 0.5.0:
    
      - full hardware level VGA emulation
      - graphical display with SDL
      - added PS/2 mouse and keyboard emulation
      - popw (%esp) fix
      - mov to/from segment data width fix
      - added real mode support
      - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
      - m68k host port (Richard Zidlicky)
      - partial soft MMU support for memory mapped I/Os
      - multi-target build
      - fixed: no error code in hardware interrupts
      - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
      - correct single stepping thru string operations
      - preliminary SPARC target support (Thomas M. Ogrisegg)
      - tun-fd option (Rusty Russell)
      - automatic IDE geometry detection
      - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
      - added man page
      - added full soft mmu mode to launch unpatched OSes.
    
    version 0.4.3:
    
      - x86 exception fix in case of nop instruction.
      - gcc 3.2.2 bug workaround (RedHat 9 fix)
      - sparc and Alpha host fixes
      - many ARM target fixes: 'ls' and 'bash' can be launched.
    
    version 0.4.2:
    
     - many exception handling fixes (can compile a Linux kernel inside vl)
     - IDE emulation support
     - initial GDB stub support
     - deferred update support for disk images (Rusty Russell)
     - accept User Mode Linux Copy On Write disk images
     - SMP kernels can at least be booted
    
    version 0.4.1:
    
     - more accurate timer support in vl.
     - more reliable NE2000 probe in vl.
     - added 2.5.66 kernel in vl-test.
     - added VLTMPDIR environment variable in vl.
    
    version 0.4:
    
     - initial support for ring 0 x86 processor emulation
     - fixed signal handling for correct dosemu DPMI emulation
     - fast x86 MMU emulation with mmap()
     - fixed popl (%esp) case
     - Linux kernel can be executed by QEMU with the 'vl' command.
    
    version 0.3:
    
     - initial support for ARM emulation
     - added fnsave, frstor, fnstenv, fldenv FPU instructions
     - added FPU register save in signal emulation
     - initial ARM port
     - Sparc and Alpha ports work on the regression test
     - generic ioctl number conversion
     - fixed ioctl type conversion
    
    version 0.2:
    
     - PowerPC disassembly and ELF symbols output (Rusty Russell)
     - flock support (Rusty Russell)
     - ugetrlimit support (Rusty Russell)
     - fstat64 fix (Rusty Russell)
     - initial Alpha port (Falk Hueffner)
     - initial IA64 port (Matt Wilson)
     - initial Sparc and Sparc64 port (David S. Miller)
     - added HLT instruction
     - LRET instruction fix.
     - added GPF generation for I/Os.
     - added INT3 and TF flag support.
     - SHL instruction C flag fix.
     - mmap emulation for host page size > 4KB
     - self-modifying code support
     - better VM86 support (dosemu works on non trivial programs)
     - precise exception support (EIP is computed correctly in most cases)
     - more precise LDT/GDT/IDT emulation
     - faster segment load in vm86 mode
     - direct chaining of basic blocks (faster emulation)
    
    version 0.1.6:
    
     - automatic library search system. QEMU can now work with unpatched
       ELF dynamic loader and libc (Rusty Russell).
     - ISO C warning fixes (Alistair Strachan)
     - first self-virtualizable version (works only as long as the
       translation cache is not flushed)
     - RH9 fixes
    
    version 0.1.5:
    
     - ppc64 support + personality() patch (Rusty Russell)
     - first Alpha CPU patches (Falk Hueffner)
     - removed bfd.h dependancy
     - fixed shrd, shld, idivl and divl on PowerPC.
     - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
    
    version 0.1.4:
    
     - more accurate VM86 emulation (can launch small DOS 16 bit
       executables in wine).
     - fixed push/pop fs/gs
     - added iret instruction.
     - added times() syscall and SIOCATMARK ioctl.
    
    version 0.1.3:
    
     - S390 support (Ulrich Weigand)
     - glibc 2.3.x compile fix (Ulrich Weigand)
     - socketcall endian fix (Ulrich Weigand)
     - struct sockaddr endian fix (Ulrich Weigand)
     - sendmsg/recvmsg endian fix (Ulrich Weigand)
     - execve endian fix (Ulrich Weigand)
     - fdset endian fix (Ulrich Weigand)
     - partial setsockopt syscall support (Ulrich Weigand)
     - more accurate pushf/popf emulation
     - first partial vm86() syscall support (can be used with runcom example).
     - added bound, cmpxchg8b, cpuid instructions
     - added 16 bit addressing support/override for string operations
     - poll() fix
    
    version 0.1.2:
    
     - compile fixes
     - xlat instruction
     - xchg instruction memory lock
     - added simple vm86 example (not working with QEMU yet). The 54 byte
       DOS executable 'pi_10.com' program was released by Bertram
       Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
    
    version 0.1.1:
    
     - glibc 2.2 compilation fixes
     - added -s and -L options
     - binary distribution of x86 glibc and wine
     - big endian fixes in ELF loader and getdents.
    
    version 0.1:
    
     - initial public release.