qemu/Changelog
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   1This file documents changes for QEMU releases 0.12 and earlier.
   2For changelog information for later releases, see
   3https://wiki.qemu.org/ChangeLog or look at the git history for
   4more detailed information.
   5
   6
   7version 0.12.0:
   8
   9  - Update to SeaBIOS 0.5.0
  10  - e1000: fix device link status in Linux (Anthony Liguori)
  11  - monitor: fix QMP for balloon command (Luiz Capitulino)
  12  - QMP: Return an empty dict by default (Luiz Capitulino)
  13  - QMP: Only handle converted commands (Luiz Capitulino)
  14  - pci: support PCI based option rom loading (Gerd Hoffman/Anthony Liguori)
  15  - Fix backcompat for hotplug of SCSI controllers (Daniel P. Berrange)
  16  - fdc: fix migration from 0.11 (Juan Quintela)
  17  - vmware-vga: fix segv on cursor resize. (Dave Airlie)
  18  - vmware-vga: various fixes (Dave Airlie/Anthony Liguori)
  19  - qdev: improve property error reporting. (Gerd Hoffmann)
  20  - fix vga names in default_list (Gerd Hoffmann)
  21  - usb-host: check mon before using it. (Gerd Hoffmann)
  22  - usb-net: use qdev for -usbdevice (Gerd Hoffmann)
  23  - monitor: Catch printing to non-existent monitor (Luiz Capitulino)
  24  - Avoid permanently disabled QEMU monitor when UNIX migration fails (Daniel P. Berrange)
  25  - Fix loading of ELF multiboot kernels (Kevin Wolf)
  26  - qemu-io: Fix memory leak (Kevin Wolf)
  27  - Fix thinko in linuxboot.S (Paolo Bonzini)
  28  - target-i386: Fix evaluation of DR7 register (Jan Kiszka)
  29  - vnc: hextile: do not generate ForegroundSpecified and SubrectsColoured tiles (Anthony Liguori)
  30  - S390: Bail out without KVM (Alexander Graf)
  31  - S390: Don't tell guest we're updating config space (Alexander Graf)
  32  - target-s390: Fail on unknown instructions (Alexander Graf)
  33  - osdep: Fix runtime failure on older Linux kernels (Andre Przywara)
  34  - Fix a make -j race (Juergen Lock)
  35  - target-alpha: Fix generic ctz64. (Richard Henderson)
  36  - s390: Fix buggy assignment (Stefan Weil)
  37  - target-mips: fix user-mode emulation startup (Nathan Froyd)
  38  - target-i386: Update CPUID feature set for TCG (Andre Przywara)
  39  - s390: fix build on 32 bit host (Michael S. Tsirkin)
  40        
  41version 0.12.0-rc2:
  42
  43  - v2: properly save kvm system time msr registers (Glauber Costa)
  44  - convert more monitor commands to qmp (Luiz Capitulino)
  45  - vnc: fix capslock tracking logic. (Gerd Hoffmann)
  46  - QemuOpts: allow larger option values. (Gerd Hoffmann)
  47  - scsi: fix drive hotplug. (Gerd Hoffmann)
  48  - pci: don't hw_error() when no slot is available. (Gerd Hoffmann)
  49  - pci: don't abort() when trying to hotplug with acpi off. (Gerd Hoffmann)
  50  - allow default devices to be implemented in config file (Gerd Hoffman)
  51  - vc: colorize chardev title line with blue background. (Gerd Hoffmann)
  52  - chardev: make chardevs specified in config file work. (Gerd Hoffmann)
  53  - qdev: also match bus name for global properties (Gerd Hoffmann)
  54  - qdev: add command line option to set global defaults for properties. (Gerd Hoffmann)
  55  - kvm: x86: Save/restore exception_index (Jan Kiszka)
  56  - qdev: Replace device names containing whitespace (Markus Armbruster)
  57  - fix rtc-td-hack on host without high-res timers (Gleb Natapov)
  58  - virtio: verify features on load (Michael S. Tsirkin)
  59  - vmware_vga: add rom file so that it boots. (Dave Airlie)
  60  - Do not abort on qemu_malloc(0) in production builds (Anthony Liguori)
  61  - Fix ARM userspace strex implementation. (Paul Brook)
  62  - qemu: delete rule target on error (Michael S. Tsirkin)
  63  - QMP: add human-readable description to error response (Markus Armbruster)
  64  - convert more monitor commands to QError (Markus Armbruster)
  65  - monitor: Fix double-prompt after "change vnc passwd BLA" (Markus Armbruster)
  66  - monitor: do_cont(): Don't ask for passwords (Luiz Capitulino)
  67  - monitor: Introduce 'block_passwd' command (Luiz Capitulino)
  68  - pci: interrupt disable bit support (Michael S. Tsirkin)
  69  - pci: interrupt status bit implementation (Michael S. Tsirkin)
  70  - pci: prepare irq code for interrupt state (Michael S. Tsirkin)
  71  - msix: function mask support (Michael S. Tsirkin)
  72  - msix: macro rename for function mask support (Michael S. Tsirkin)
  73  - cpuid: Fix multicore setup on Intel (Andre Przywara)
  74  - kvm: x86: Fix initial kvm_has_msr_star (Jan Kiszka)
  75  - Update OpenBIOS images to r640 (Aurelien Jarno)     
  76
  77version 0.10.2:
  78
  79  - fix savevm/loadvm (Anthony Liguori)
  80  - live migration: fix dirty tracking windows (Glauber Costa)
  81  - live migration: improve error propagation (Glauber Costa)
  82  - qcow2: fix image creation for > ~2TB images (Chris Wright)
  83  - hotplug: fix error handling for if= parameter (Eduardo Habkost)
  84  - qcow2: fix data corruption (Nolan Leake)
  85  - virtio: fix guest oops with 2.6.25 kernels (Rusty Russell)
  86  - SH4: add support for -kernel (Takashi Yoshii, Aurelien Jarno)
  87  - hotplug: fix closing of char devices (Jan Kiszka)
  88  - hotplug: remove incorrect check for device name (Eduardo Habkost)
  89  - enable -k on win32 (Herve Poussineau)
  90  - configure: use LANG=C for grep (Andreas Faerber)
  91  - fix VGA regression (malc)
  92        
  93version 0.10.1:
  94
  95  - virtio-net: check right return size on sg list (Alex Williamson)
  96  - Make qemu_announce_self handle holes (live migration after hotplug)
  97    (Marcelo Tosatti)
  98  - Revert r6804-r6808 (qcow2 allocation info).  This series of changes added
  99    a high cost to startup for large qcow2 images (Anthony Liguori)
 100  - qemu-img: fix help message (Aurelien Jarno)
 101  - Fix build for non-default installs of SDL (Anthony Liguori)
 102  - Fix race condition in env->interrupt_request.  When using TCG and a dynticks
 103    host timer, this condition could cause TCG to get stuck in an infinite
 104    loop (Aurelien Jarno)
 105  - Fix reading encrypted hard disk passwords during early startup (Jan Kiszka)
 106  - Fix encrypted disk reporting in 'info block' (Jan Kiszka)
 107  - Fix console size with tiny displays (MusicPal) (Jan Kiszka)
 108  - Improve error handling in bdrv_open2 (Jan Kiszka)
 109  - Avoid leaking data in mux'ed character devices (Jan Kiszka)
 110  - Fix initial character device reset (no banner in monitor) (Jan Kiszka)
 111  - Fix cpuid KVM crash on i386 host (Lubomir Rintel)
 112  - Fix SLES10sp2 installation by adding ISTAT1 register to LSI SCSI emulation
 113    (Ryan Harper)
 114
 115version 0.10.0:
 116
 117  - TCG support (No longer requires GCC 3.x)
 118  - Kernel Virtual Machine acceleration support
 119  - BSD userspace emulation
 120  - Bluetooth emulation and host passthrough support
 121  - GDB XML register description support
 122  - Intel e1000 emulation
 123  - HPET emulation
 124  - VirtIO paravirtual device support
 125  - Marvell 88w8618 / MusicPal emulation
 126  - Nokia N-series tablet emulation / OMAP2 processor emulation
 127  - PCI hotplug support
 128  - Live migration and new save/restore formats
 129  - Curses display support
 130  - qemu-nbd utility to mount supported block formats
 131  - Altivec support in PPC emulation and new firmware (OpenBIOS)
 132  - Multiple VNC clients are now supported
 133  - TLS encryption is now supported in VNC
 134  - MIPS Magnum R4000 machine (Hervé Poussineau)
 135  - Braille support (Samuel Thibault)
 136  - Freecom MusicPal system emulation (Jan Kiszka)
 137  - OMAP242x and Nokia N800, N810 machines (Andrzej Zaborowski)
 138  - EsounD audio driver (Frederick Reeve)
 139  - Gravis Ultrasound GF1 sound card (Tibor "TS" Schütz)
 140  - Many, many, bug fixes and new features
 141
 142version 0.9.1:
 143
 144  - TFTP booting from host directory (Anthony Liguori, Erwan Velu)
 145  - Tap device emulation for Solaris (Sittichai Palanisong)
 146  - Monitor multiplexing to several I/O channels (Jason Wessel)
 147  - ds1225y nvram support (Herve Poussineau)
 148  - CPU model selection support (J. Mayer, Paul Brook, Herve Poussineau)
 149  - Several Sparc fixes (Aurelien Jarno, Blue Swirl, Robert Reif)
 150  - MIPS 64-bit FPU support (Thiemo Seufer)
 151  - Xscale PDA emulation (Andrzej Zaborowski)
 152  - ColdFire system emulation (Paul Brook)
 153  - Improved SH4 support (Magnus Damm)
 154  - MIPS64 support (Aurelien Jarno, Thiemo Seufer)
 155  - Preliminary Alpha guest support (J. Mayer)
 156  - Read-only support for Parallels disk images (Alex Beregszaszi)
 157  - SVM (x86 virtualization) support (Alexander Graf)
 158  - CRIS emulation (Edgar E. Iglesias)
 159  - SPARC32PLUS execution support (Blue Swirl)
 160  - MIPS mipssim pseudo machine (Thiemo Seufer)
 161  - Strace for Linux userland emulation (Stuart Anderson, Thayne Harbaugh)
 162  - OMAP310 MPU emulation plus Palm T|E machine (Andrzej Zaborowski)
 163  - ARM v6, v7, NEON SIMD and SMP emulation (Paul Brook/CodeSourcery)
 164  - Gumstix boards: connex and verdex emulation (Thorsten Zitterell)
 165  - Intel mainstone II board emulation (Armin Kuster)
 166  - VMware SVGA II graphics card support (Andrzej Zaborowski)
 167
 168version 0.9.0:
 169
 170  - Support for relative paths in backing files for disk images
 171  - Async file I/O API
 172  - New qcow2 disk image format
 173  - Support of multiple VM snapshots
 174  - Linux: specific host CDROM and floppy support
 175  - SMM support
 176  - Moved PCI init, MP table init and ACPI table init to Bochs BIOS
 177  - Support for MIPS32 Release 2 instruction set (Thiemo Seufer)
 178  - MIPS Malta system emulation (Aurelien Jarno, Stefan Weil)
 179  - Darwin userspace emulation (Pierre d'Herbemont)
 180  - m68k user support (Paul Brook)
 181  - several x86 and x86_64 emulation fixes
 182  - Mouse relative offset VNC extension (Anthony Liguori)
 183  - PXE boot support (Anthony Liguori)
 184  - '-daemonize' option (Anthony Liguori)
 185
 186version 0.8.2:
 187
 188  - ACPI support
 189  - PC VGA BIOS fixes
 190  - switch to OpenBios for SPARC targets (Blue Swirl)
 191  - VNC server fixes
 192  - MIPS FPU support (Marius Groeger)
 193  - Solaris/SPARC host support (Juergen Keil)
 194  - PPC breakpoints and single stepping (Jason Wessel)
 195  - USB updates (Paul Brook)
 196  - UDP/TCP/telnet character devices (Jason Wessel)
 197  - Windows sparse file support (Frediano Ziglio)
 198  - RTL8139 NIC TCP segmentation offloading (Igor Kovalenko)
 199  - PCNET NIC support (Antony T Curtis)
 200  - Support for variable frequency host CPUs
 201  - Workaround for win32 SMP hosts
 202  - Support for AMD Flash memories (Jocelyn Mayer)
 203  - Audio capture to WAV files support (malc)
 204
 205version 0.8.1:
 206
 207  - USB tablet support (Brad Campbell, Anthony Liguori)
 208  - win32 host serial support (Kazu)
 209  - PC speaker support (Joachim Henke)
 210  - IDE LBA48 support (Jens Axboe)
 211  - SSE3 support
 212  - Solaris port (Juergen Keil)
 213  - Preliminary SH4 target (Samuel Tardieu)
 214  - VNC server (Anthony Liguori)
 215  - slirp fixes (Ed Swierk et al.)
 216  - USB fixes
 217  - ARM Versatile Platform Baseboard emulation (Paul Brook)
 218
 219version 0.8.0:
 220
 221  - ARM system emulation: Arm Integrator/CP board with an arm1026ej-s
 222    cpu (Paul Brook)
 223  - SMP support
 224  - Mac OS X cocoa improvements (Mike Kronenberg)
 225  - Mac OS X CoreAudio driver (Mike Kronenberg)
 226  - DirectSound driver (malc)
 227  - ALSA audio driver (malc)
 228  - new audio options: '-soundhw' and '-audio-help' (malc)
 229  - ES1370 PCI audio device (malc)
 230  - Initial USB support
 231  - Linux host serial port access
 232  - Linux host low level parallel port access
 233  - New network emulation code supporting VLANs.
 234  - MIPS and MIPSel User Linux emulation
 235  - MIPS fixes to boot Linux (Daniel Jacobowitz)
 236  - NX bit support
 237  - Initial SPARC SMP support (Blue Swirl)
 238  - Major overhaul of the virtual FAT driver for read/write support
 239    (Johannes Schindelin)
 240
 241version 0.7.2:
 242
 243  - x86_64 fixes (Win2000 and Linux 2.6 boot in 32 bit)
 244  - merge self modifying code handling in dirty ram page mecanism.
 245  - MIPS fixes (Ralf Baechle)
 246  - better user net performances
 247
 248version 0.7.1:
 249
 250  - read-only Virtual FAT support (Johannes Schindelin)
 251  - Windows 2000 install disk full hack (original idea from Vladimir
 252    N. Oleynik)
 253  - VMDK disk image creation (Filip Navara)
 254  - SPARC64 progress (Blue Swirl)
 255  - initial MIPS support (Jocelyn mayer)
 256  - MIPS improvements (Ralf Baechle)
 257  - 64 bit fixes in user networking (initial patch by Gwenole Beauchesne)
 258  - IOAPIC support (Filip Navara)
 259
 260version 0.7.0:
 261
 262  - better BIOS translation and HDD geometry auto-detection
 263  - user mode networking bug fix
 264  - undocumented FPU ops support
 265  - Cirrus VGA: support for 1280x1024x[8,15,16] modes
 266  - 'pidfile' option
 267  - .dmg disk image format support (Johannes Schindelin)
 268  - keymaps support (initial patch by Johannes Schindelin)
 269  - big endian ARM support (Lennert Buytenhek)
 270  - added generic 64 bit target support
 271  - x86_64 target support
 272  - initial APIC support
 273  - MMX/SSE/SSE2/PNI support
 274  - PC parallel port support (Mark Jonckheere)
 275  - initial SPARC64 support (Blue Swirl)
 276  - SPARC target boots Linux (Blue Swirl)
 277  - armv5te user mode support (Paul Brook)
 278  - ARM VFP support (Paul Brook)
 279  - ARM "Angel" semihosting syscalls (Paul Brook)
 280  - user mode gdb stub support (Paul Brook)
 281  - Samba 3 support
 282  - initial Cocoa support (Pierre d'Herbemont)
 283  - generic FPU emulation code
 284  - Virtual PC read-only disk image support (Alex Beregszaszi)
 285
 286version 0.6.1:
 287
 288  - Mac OS X port (Pierre d'Herbemont)
 289  - Virtual console support
 290  - Better monitor line edition
 291  - New block device layer
 292  - New 'qcow' growable disk image support with AES encryption and
 293    transparent decompression
 294  - VMware 3 and 4 read-only disk image support (untested)
 295  - Support for up to 4 serial ports
 296  - TFTP server support (Magnus Damm)
 297  - Port redirection support in user mode networking
 298  - Support for not executable data sections
 299  - Compressed loop disk image support (Johannes Schindelin)
 300  - Level triggered IRQ fix (aka NE2000 PCI performance fix) (Steve
 301    Wormley)
 302  - Fixed Fedora Core 2 problems (now you can run qemu without any
 303    LD_ASSUME_KERNEL tricks on FC2)
 304  - DHCP fix for Windows (accept DHCPREQUEST alone)
 305  - SPARC system emulation (Blue Swirl)
 306  - Automatic Samba configuration for host file access from Windows.
 307  - '-loadvm' and '-full-screen' options
 308  - ne2000 savevm support (Johannes Schindelin)
 309  - Ctrl-Alt is now the default grab key. Ctrl-Alt-[0-9] switches to
 310    the virtual consoles.
 311  - BIOS floppy fix for NT4 (Mike Nordell, Derek Fawcus, Volker Ruppert)
 312  - Floppy fixes for NT4 and NT5 (Mike Nordell)
 313  - NT4 IDE fixes (Ben Pfaf, Mike Nordell)
 314  - SDL Audio support and SB16 fixes (malc)
 315  - ENTER instruction bug fix (initial patch by Stefan Kisdaroczi)
 316  - VGA font change fix
 317  - VGA read-only CRTC register fix
 318
 319version 0.6.0:
 320
 321  - minimalist FPU exception support (NetBSD FPU probe fix)
 322  - cr0.ET fix (Win95 boot)
 323  - *BSD port (Markus Niemisto)
 324  - I/O access fix (signaled by Mark Jonckheere)
 325  - IDE drives serial number fix (Mike Nordell)
 326  - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
 327  - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
 328  - BSR/BSF "undefined behaviour" fix
 329  - vmdk2raw: convert VMware disk images to raw images
 330  - PCI support
 331  - NE2K PCI support
 332  - dummy VGA PCI support
 333  - VGA font selection fix (Daniel Serpell)
 334  - PIC reset fix (Hidemi KAWAI)
 335  - PIC spurious irq support (aka Solaris install bug)
 336  - added '-localtime' option
 337  - Cirrus CL-GD54xx VGA support (initial patch by Makoto Suzuki (suzu))
 338  - APM and system shutdown support
 339  - Fixed system reset
 340  - Support for other PC BIOSes
 341  - Initial PowerMac hardware emulation
 342  - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
 343  - initial IDE BMDMA support (needed for Darwin x86)
 344  - Set the default memory size for PC emulation to 128 MB
 345
 346version 0.5.5:
 347
 348  - SDL full screen support (initial patch by malc)
 349  - VGA support on PowerPC PREP
 350  - VBE fixes (Matthew Mastracci)
 351  - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
 352  - IDE master only fixes (aka Win98 CD-ROM probe bug)
 353  - ARM load/store half word fix (Ulrich Hecht)
 354  - FDC fixes for Win98
 355
 356version 0.5.4:
 357
 358  - qemu-fast fixes
 359  - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
 360  - keyboard/mouse fix (Mike Nordell)
 361  - IDE fixes (Linux did not recognized slave drivers)
 362  - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
 363  - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
 364  - User mode network stack
 365  - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
 366  - precise self modifying code (aka BeOS install bug)
 367
 368version 0.5.3:
 369
 370  - added Bochs VESA VBE support
 371  - VGA memory map mode 3 access fix (OS/2 install fix)
 372  - IDE fixes (Jens Axboe)
 373  - CPU interrupt fixes
 374  - fixed various TLB invalidation cases (NT install)
 375  - fixed cr0.WP semantics (XP install)
 376  - direct chaining support for SPARC and PowerPC (faster)
 377  - ARM NWFPE support (initial patch by Ulrich Hecht)
 378  - added specific x86 to x86 translator (close to native performance
 379    in qemu-i386 and qemu-fast)
 380  - shm syscalls support (Paul McKerras)
 381  - added accurate CR0.MP/ME/TS emulation
 382  - fixed DMA memory write access (Win95 boot floppy fix)
 383  - graphical x86 linux loader
 384  - command line monitor
 385  - generic removable device support
 386  - support of CD-ROM change
 387  - multiple network interface support
 388  - initial x86-64 host support (Gwenole Beauchesne)
 389  - lret to outer privilege fix (OS/2 install fix)
 390  - task switch fixes (SkyOS boot)
 391  - VM save/restore commands
 392  - new timer API
 393  - more precise RTC emulation (periodic timers + time updates)
 394  - Win32 port (initial patch by Kazu)
 395
 396version 0.5.2:
 397
 398  - improved soft MMU speed (assembly functions and specializing)
 399  - improved multitasking speed by avoiding flushing TBs when
 400    switching tasks
 401  - improved qemu-fast speed
 402  - improved self modifying code handling (big performance gain in
 403    softmmu mode).
 404  - fixed IO checking
 405  - fixed CD-ROM detection (win98 install CD)
 406  - fixed addseg real mode bug (GRUB boot fix)
 407  - added ROM memory support (win98 boot)
 408  - fixed 'call Ev' in case of paging exception
 409  - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
 410    when launching executables for the supported target CPUs.
 411  - PowerPC system emulation update (Jocelyn Mayer)
 412  - PC floppy emulation and DMA fixes (Jocelyn Mayer)
 413  - polled mode for PIC (Jocelyn Mayer)
 414  - fixed PTE dirty bit handling
 415  - fixed xadd same reg bug
 416  - fixed cmpxchg exception safeness
 417  - access to virtual memory in gdb stub
 418  - task gate and NT flag fixes
 419  - eflags optimisation fix for string operations
 420
 421version 0.5.1:
 422
 423  - float access fixes when using soft mmu
 424  - PC emulation support on PowerPC
 425  - A20 support
 426  - IDE CD-ROM emulation
 427  - ARM fixes (Ulrich Hecht)
 428  - SB16 emulation (malc)
 429  - IRET and INT fixes in VM86 mode with IOPL=3
 430  - Port I/Os use TSS io map
 431  - Full task switching/task gate support
 432  - added verr, verw, arpl, fcmovxx
 433  - PowerPC target support (Jocelyn Mayer)
 434  - Major SPARC target fixes (dynamically linked programs begin to work)
 435
 436version 0.5.0:
 437
 438  - full hardware level VGA emulation
 439  - graphical display with SDL
 440  - added PS/2 mouse and keyboard emulation
 441  - popw (%esp) fix
 442  - mov to/from segment data width fix
 443  - added real mode support
 444  - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 445  - m68k host port (Richard Zidlicky)
 446  - partial soft MMU support for memory mapped I/Os
 447  - multi-target build
 448  - fixed: no error code in hardware interrupts
 449  - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 450  - correct single stepping through string operations
 451  - preliminary SPARC target support (Thomas M. Ogrisegg)
 452  - tun-fd option (Rusty Russell)
 453  - automatic IDE geometry detection
 454  - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 455  - added man page
 456  - added full soft mmu mode to launch unpatched OSes.
 457
 458version 0.4.3:
 459
 460  - x86 exception fix in case of nop instruction.
 461  - gcc 3.2.2 bug workaround (RedHat 9 fix)
 462  - sparc and Alpha host fixes
 463  - many ARM target fixes: 'ls' and 'bash' can be launched.
 464
 465version 0.4.2:
 466
 467 - many exception handling fixes (can compile a Linux kernel inside vl)
 468 - IDE emulation support
 469 - initial GDB stub support
 470 - deferred update support for disk images (Rusty Russell)
 471 - accept User Mode Linux Copy On Write disk images
 472 - SMP kernels can at least be booted
 473
 474version 0.4.1:
 475
 476 - more accurate timer support in vl.
 477 - more reliable NE2000 probe in vl.
 478 - added 2.5.66 kernel in vl-test.
 479 - added VLTMPDIR environment variable in vl.
 480
 481version 0.4:
 482
 483 - initial support for ring 0 x86 processor emulation
 484 - fixed signal handling for correct dosemu DPMI emulation
 485 - fast x86 MMU emulation with mmap()
 486 - fixed popl (%esp) case
 487 - Linux kernel can be executed by QEMU with the 'vl' command.
 488
 489version 0.3:
 490
 491 - initial support for ARM emulation
 492 - added fnsave, frstor, fnstenv, fldenv FPU instructions
 493 - added FPU register save in signal emulation
 494 - initial ARM port
 495 - Sparc and Alpha ports work on the regression test
 496 - generic ioctl number conversion
 497 - fixed ioctl type conversion
 498
 499version 0.2:
 500
 501 - PowerPC disassembly and ELF symbols output (Rusty Russell)
 502 - flock support (Rusty Russell)
 503 - ugetrlimit support (Rusty Russell)
 504 - fstat64 fix (Rusty Russell)
 505 - initial Alpha port (Falk Hueffner)
 506 - initial IA64 port (Matt Wilson)
 507 - initial Sparc and Sparc64 port (David S. Miller)
 508 - added HLT instruction
 509 - LRET instruction fix.
 510 - added GPF generation for I/Os.
 511 - added INT3 and TF flag support.
 512 - SHL instruction C flag fix.
 513 - mmap emulation for host page size > 4KB
 514 - self-modifying code support
 515 - better VM86 support (dosemu works on non trivial programs)
 516 - precise exception support (EIP is computed correctly in most cases)
 517 - more precise LDT/GDT/IDT emulation
 518 - faster segment load in vm86 mode
 519 - direct chaining of basic blocks (faster emulation)
 520
 521version 0.1.6:
 522
 523 - automatic library search system. QEMU can now work with unpatched
 524   ELF dynamic loader and libc (Rusty Russell).
 525 - ISO C warning fixes (Alistair Strachan)
 526 - first self-virtualizable version (works only as long as the
 527   translation cache is not flushed)
 528 - RH9 fixes
 529
 530version 0.1.5:
 531
 532 - ppc64 support + personality() patch (Rusty Russell)
 533 - first Alpha CPU patches (Falk Hueffner)
 534 - removed bfd.h dependency
 535 - fixed shrd, shld, idivl and divl on PowerPC.
 536 - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 537
 538version 0.1.4:
 539
 540 - more accurate VM86 emulation (can launch small DOS 16 bit
 541   executables in wine).
 542 - fixed push/pop fs/gs
 543 - added iret instruction.
 544 - added times() syscall and SIOCATMARK ioctl.
 545
 546version 0.1.3:
 547
 548 - S390 support (Ulrich Weigand)
 549 - glibc 2.3.x compile fix (Ulrich Weigand)
 550 - socketcall endian fix (Ulrich Weigand)
 551 - struct sockaddr endian fix (Ulrich Weigand)
 552 - sendmsg/recvmsg endian fix (Ulrich Weigand)
 553 - execve endian fix (Ulrich Weigand)
 554 - fdset endian fix (Ulrich Weigand)
 555 - partial setsockopt syscall support (Ulrich Weigand)
 556 - more accurate pushf/popf emulation
 557 - first partial vm86() syscall support (can be used with runcom example).
 558 - added bound, cmpxchg8b, cpuid instructions
 559 - added 16 bit addressing support/override for string operations
 560 - poll() fix
 561
 562version 0.1.2:
 563
 564 - compile fixes
 565 - xlat instruction
 566 - xchg instruction memory lock
 567 - added simple vm86 example (not working with QEMU yet). The 54 byte
 568   DOS executable 'pi_10.com' program was released by Bertram
 569   Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 570
 571version 0.1.1:
 572
 573 - glibc 2.2 compilation fixes
 574 - added -s and -L options
 575 - binary distribution of x86 glibc and wine
 576 - big endian fixes in ELF loader and getdents.
 577
 578version 0.1:
 579
 580 - initial public release.
 581