Changelog

   1 version 0.9.0:
   2
   3   - Support for relative paths in backing files for disk images
   4   - Async file I/O API
   5   - New qcow2 disk image format
   6   - Support of multiple VM snapshots
   7   - Linux: specific host CDROM and floppy support
   8   - SMM support
   9   - Moved PCI init, MP table init and ACPI table init to Bochs BIOS
  10   - Support for MIPS32 Release 2 instruction set (Thiemo Seufer)
  11   - MIPS Malta system emulation (Aurelien Jarno, Stefan Weil)
  12   - Darwin userspace emulation (Pierre d'Herbemont)
  13   - m68k user support (Paul Brook)
  14   - several x86 and x86_64 emulation fixes
  15   - Mouse relative offset VNC extension (Anthony Liguori)
  16   - PXE boot support (Anthony Liguori)
  17   - '-daemonize' option (Anthony Liguori)
  18
  19 version 0.8.2:
  20
  21   - ACPI support
  22   - PC VGA BIOS fixes
  23   - switch to OpenBios for SPARC targets (Blue Swirl)
  24   - VNC server fixes
  25   - MIPS FPU support (Marius Groeger)
  26   - Solaris/SPARC host support (Juergen Keil)
  27   - PPC breakpoints and single stepping (Jason Wessel)
  28   - USB updates (Paul Brook)
  29   - UDP/TCP/telnet character devices (Jason Wessel)
  30   - Windows sparse file support (Frediano Ziglio)
  31   - RTL8139 NIC TCP segmentation offloading (Igor Kovalenko)
  32   - PCNET NIC support (Antony T Curtis)
  33   - Support for variable frequency host CPUs
  34   - Workaround for win32 SMP hosts
  35   - Support for AMD Flash memories (Jocelyn Mayer)
  36   - Audio capture to WAV files support (malc)
  37
  38 version 0.8.1:
  39
  40   - USB tablet support (Brad Campbell, Anthony Liguori)
  41   - win32 host serial support (Kazu)
  42   - PC speaker support (Joachim Henke)
  43   - IDE LBA48 support (Jens Axboe)
  44   - SSE3 support
  45   - Solaris port (Juergen Keil)
  46   - Preliminary SH4 target (Samuel Tardieu)
  47   - VNC server (Anthony Liguori)
  48   - slirp fixes (Ed Swierk et al.)
  49   - USB fixes
  50   - ARM Versatile Platform Baseboard emulation (Paul Brook)
  51
  52 version 0.8.0:
  53
  54   - ARM system emulation: Arm Integrator/CP board with an arm1026ej-s
  55     cpu (Paul Brook)
  56   - SMP support
  57   - Mac OS X cocoa improvements (Mike Kronenberg)
  58   - Mac OS X CoreAudio driver (Mike Kronenberg)
  59   - DirectSound driver (malc)
  60   - ALSA audio driver (malc)
  61   - new audio options: '-soundhw' and '-audio-help' (malc)
  62   - ES1370 PCI audio device (malc)
  63   - Initial USB support
  64   - Linux host serial port access
  65   - Linux host low level parallel port access
  66   - New network emulation code supporting VLANs.
  67   - MIPS and MIPSel User Linux emulation
  68   - MIPS fixes to boot Linux (Daniel Jacobowitz)
  69   - NX bit support
  70   - Initial SPARC SMP support (Blue Swirl)
  71   - Major overhaul of the virtual FAT driver for read/write support
  72     (Johannes Schindelin)
  73
  74 version 0.7.2:
  75
  76   - x86_64 fixes (Win2000 and Linux 2.6 boot in 32 bit)
  77   - merge self modifying code handling in dirty ram page mecanism.
  78   - MIPS fixes (Ralf Baechle)
  79   - better user net performances
  80
  81 version 0.7.1:
  82
  83   - read-only Virtual FAT support (Johannes Schindelin)
  84   - Windows 2000 install disk full hack (original idea from Vladimir
  85     N. Oleynik)
  86   - VMDK disk image creation (Filip Navara)
  87   - SPARC64 progress (Blue Swirl)
  88   - initial MIPS support (Jocelyn mayer)
  89   - MIPS improvements (Ralf Baechle)
  90   - 64 bit fixes in user networking (initial patch by Gwenole Beauchesne)
  91   - IOAPIC support (Filip Navara)
  92
  93 version 0.7.0:
  94
  95   - better BIOS translation and HDD geometry auto-detection
  96   - user mode networking bug fix
  97   - undocumented FPU ops support
  98   - Cirrus VGA: support for 1280x1024x[8,15,16] modes
  99   - 'pidfile' option
 100   - .dmg disk image format support (Johannes Schindelin)
 101   - keymaps support (initial patch by Johannes Schindelin)
 102   - big endian ARM support (Lennert Buytenhek)
 103   - added generic 64 bit target support
 104   - x86_64 target support
 105   - initial APIC support
 106   - MMX/SSE/SSE2/PNI support
 107   - PC parallel port support (Mark Jonckheere)
 108   - initial SPARC64 support (Blue Swirl)
 109   - SPARC target boots Linux (Blue Swirl)
 110   - armv5te user mode support (Paul Brook)
 111   - ARM VFP support (Paul Brook)
 112   - ARM "Angel" semihosting syscalls (Paul Brook)
 113   - user mode gdb stub support (Paul Brook)
 114   - Samba 3 support
 115   - initial Cocoa support (Pierre d'Herbemont)
 116   - generic FPU emulation code
 117   - Virtual PC read-only disk image support (Alex Beregszaszi)
 118
 119 version 0.6.1:
 120
 121   - Mac OS X port (Pierre d'Herbemont)
 122   - Virtual console support
 123   - Better monitor line edition
 124   - New block device layer
 125   - New 'qcow' growable disk image support with AES encryption and
 126     transparent decompression
 127   - VMware 3 and 4 read-only disk image support (untested)
 128   - Support for up to 4 serial ports
 129   - TFTP server support (Magnus Damm)
 130   - Port redirection support in user mode networking
 131   - Support for not executable data sections
 132   - Compressed loop disk image support (Johannes Schindelin)
 133   - Level triggered IRQ fix (aka NE2000 PCI performance fix) (Steve
 134     Wormley)
 135   - Fixed Fedora Core 2 problems (now you can run qemu without any
 136     LD_ASSUME_KERNEL tricks on FC2)
 137   - DHCP fix for Windows (accept DHCPREQUEST alone)
 138   - SPARC system emulation (Blue Swirl)
 139   - Automatic Samba configuration for host file access from Windows.
 140   - '-loadvm' and '-full-screen' options
 141   - ne2000 savevm support (Johannes Schindelin)
 142   - Ctrl-Alt is now the default grab key. Ctrl-Alt-[0-9] switches to
 143     the virtual consoles.
 144   - BIOS floppy fix for NT4 (Mike Nordell, Derek Fawcus, Volker Ruppert)
 145   - Floppy fixes for NT4 and NT5 (Mike Nordell)
 146   - NT4 IDE fixes (Ben Pfaf, Mike Nordell)
 147   - SDL Audio support and SB16 fixes (malc)
 148   - ENTER instruction bug fix (initial patch by Stefan Kisdaroczi)
 149   - VGA font change fix
 150   - VGA read-only CRTC register fix
 151
 152 version 0.6.0:
 153
 154   - minimalist FPU exception support (NetBSD FPU probe fix)
 155   - cr0.ET fix (Win95 boot)
 156   - *BSD port (Markus Niemisto)
 157   - I/O access fix (signaled by Mark Jonckheere)
 158   - IDE drives serial number fix (Mike Nordell)
 159   - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
 160   - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
 161   - BSR/BSF "undefined behaviour" fix
 162   - vmdk2raw: convert VMware disk images to raw images
 163   - PCI support
 164   - NE2K PCI support
 165   - dummy VGA PCI support
 166   - VGA font selection fix (Daniel Serpell)
 167   - PIC reset fix (Hidemi KAWAI)
 168   - PIC spurious irq support (aka Solaris install bug)
 169   - added '-localtime' option
 170   - Cirrus CL-GD54xx VGA support (initial patch by Makoto Suzuki (suzu))
 171   - APM and system shutdown support
 172   - Fixed system reset
 173   - Support for other PC BIOSes
 174   - Initial PowerMac hardware emulation
 175   - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
 176   - initial IDE BMDMA support (needed for Darwin x86)
 177   - Set the default memory size for PC emulation to 128 MB
 178
 179 version 0.5.5:
 180
 181   - SDL full screen support (initial patch by malc)
 182   - VGA support on PowerPC PREP
 183   - VBE fixes (Matthew Mastracci)
 184   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
 185   - IDE master only fixes (aka Win98 CD-ROM probe bug)
 186   - ARM load/store half word fix (Ulrich Hecht)
 187   - FDC fixes for Win98
 188
 189 version 0.5.4:
 190
 191   - qemu-fast fixes
 192   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
 193   - keyboard/mouse fix (Mike Nordell)
 194   - IDE fixes (Linux did not recognized slave drivers)
 195   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
 196   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
 197   - User mode network stack
 198   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
 199   - precise self modifying code (aka BeOS install bug)
 200
 201 version 0.5.3:
 202
 203   - added Bochs VESA VBE support
 204   - VGA memory map mode 3 access fix (OS/2 install fix)
 205   - IDE fixes (Jens Axboe)
 206   - CPU interrupt fixes
 207   - fixed various TLB invalidation cases (NT install)
 208   - fixed cr0.WP semantics (XP install)
 209   - direct chaining support for SPARC and PowerPC (faster)
 210   - ARM NWFPE support (initial patch by Ulrich Hecht)
 211   - added specific x86 to x86 translator (close to native performance
 212     in qemu-i386 and qemu-fast)
 213   - shm syscalls support (Paul McKerras)
 214   - added accurate CR0.MP/ME/TS emulation
 215   - fixed DMA memory write access (Win95 boot floppy fix)
 216   - graphical x86 linux loader
 217   - command line monitor
 218   - generic removable device support
 219   - support of CD-ROM change
 220   - multiple network interface support
 221   - initial x86-64 host support (Gwenole Beauchesne)
 222   - lret to outer priviledge fix (OS/2 install fix)
 223   - task switch fixes (SkyOS boot)
 224   - VM save/restore commands
 225   - new timer API
 226   - more precise RTC emulation (periodic timers + time updates)
 227   - Win32 port (initial patch by Kazu)
 228
 229 version 0.5.2:
 230
 231   - improved soft MMU speed (assembly functions and specializing)
 232   - improved multitasking speed by avoiding flushing TBs when
 233     switching tasks
 234   - improved qemu-fast speed
 235   - improved self modifying code handling (big performance gain in
 236     softmmu mode).
 237   - fixed IO checking
 238   - fixed CD-ROM detection (win98 install CD)
 239   - fixed addseg real mode bug (GRUB boot fix)
 240   - added ROM memory support (win98 boot)
 241   - fixed 'call Ev' in case of paging exception
 242   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
 243     when launching executables for the supported target CPUs.
 244   - PowerPC system emulation update (Jocelyn Mayer)
 245   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
 246   - polled mode for PIC (Jocelyn Mayer)
 247   - fixed PTE dirty bit handling
 248   - fixed xadd same reg bug
 249   - fixed cmpxchg exception safeness
 250   - access to virtual memory in gdb stub
 251   - task gate and NT flag fixes
 252   - eflags optimisation fix for string operations
 253
 254 version 0.5.1:
 255
 256   - float access fixes when using soft mmu
 257   - PC emulation support on PowerPC
 258   - A20 support
 259   - IDE CD-ROM emulation
 260   - ARM fixes (Ulrich Hecht)
 261   - SB16 emulation (malc)
 262   - IRET and INT fixes in VM86 mode with IOPL=3
 263   - Port I/Os use TSS io map
 264   - Full task switching/task gate support
 265   - added verr, verw, arpl, fcmovxx
 266   - PowerPC target support (Jocelyn Mayer)
 267   - Major SPARC target fixes (dynamically linked programs begin to work)
 268
 269 version 0.5.0:
 270
 271   - full hardware level VGA emulation
 272   - graphical display with SDL
 273   - added PS/2 mouse and keyboard emulation
 274   - popw (%esp) fix
 275   - mov to/from segment data width fix
 276   - added real mode support
 277   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 278   - m68k host port (Richard Zidlicky)
 279   - partial soft MMU support for memory mapped I/Os
 280   - multi-target build
 281   - fixed: no error code in hardware interrupts
 282   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 283   - correct single stepping thru string operations
 284   - preliminary SPARC target support (Thomas M. Ogrisegg)
 285   - tun-fd option (Rusty Russell)
 286   - automatic IDE geometry detection
 287   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 288   - added man page
 289   - added full soft mmu mode to launch unpatched OSes.
 290
 291 version 0.4.3:
 292
 293   - x86 exception fix in case of nop instruction.
 294   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 295   - sparc and Alpha host fixes
 296   - many ARM target fixes: 'ls' and 'bash' can be launched.
 297
 298 version 0.4.2:
 299
 300  - many exception handling fixes (can compile a Linux kernel inside vl)
 301  - IDE emulation support
 302  - initial GDB stub support
 303  - deferred update support for disk images (Rusty Russell)
 304  - accept User Mode Linux Copy On Write disk images
 305  - SMP kernels can at least be booted
 306
 307 version 0.4.1:
 308
 309  - more accurate timer support in vl.
 310  - more reliable NE2000 probe in vl.
 311  - added 2.5.66 kernel in vl-test.
 312  - added VLTMPDIR environment variable in vl.
 313
 314 version 0.4:
 315
 316  - initial support for ring 0 x86 processor emulation
 317  - fixed signal handling for correct dosemu DPMI emulation
 318  - fast x86 MMU emulation with mmap()
 319  - fixed popl (%esp) case
 320  - Linux kernel can be executed by QEMU with the 'vl' command.
 321
 322 version 0.3:
 323
 324  - initial support for ARM emulation
 325  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 326  - added FPU register save in signal emulation
 327  - initial ARM port
 328  - Sparc and Alpha ports work on the regression test
 329  - generic ioctl number conversion
 330  - fixed ioctl type conversion
 331
 332 version 0.2:
 333
 334  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 335  - flock support (Rusty Russell)
 336  - ugetrlimit support (Rusty Russell)
 337  - fstat64 fix (Rusty Russell)
 338  - initial Alpha port (Falk Hueffner)
 339  - initial IA64 port (Matt Wilson)
 340  - initial Sparc and Sparc64 port (David S. Miller)
 341  - added HLT instruction
 342  - LRET instruction fix.
 343  - added GPF generation for I/Os.
 344  - added INT3 and TF flag support.
 345  - SHL instruction C flag fix.
 346  - mmap emulation for host page size > 4KB
 347  - self-modifying code support
 348  - better VM86 support (dosemu works on non trivial programs)
 349  - precise exception support (EIP is computed correctly in most cases)
 350  - more precise LDT/GDT/IDT emulation
 351  - faster segment load in vm86 mode
 352  - direct chaining of basic blocks (faster emulation)
 353
 354 version 0.1.6:
 355
 356  - automatic library search system. QEMU can now work with unpatched
 357    ELF dynamic loader and libc (Rusty Russell).
 358  - ISO C warning fixes (Alistair Strachan)
 359  - first self-virtualizable version (works only as long as the
 360    translation cache is not flushed)
 361  - RH9 fixes
 362
 363 version 0.1.5:
 364
 365  - ppc64 support + personality() patch (Rusty Russell)
 366  - first Alpha CPU patches (Falk Hueffner)
 367  - removed bfd.h dependancy
 368  - fixed shrd, shld, idivl and divl on PowerPC.
 369  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 370
 371 version 0.1.4:
 372
 373  - more accurate VM86 emulation (can launch small DOS 16 bit
 374    executables in wine).
 375  - fixed push/pop fs/gs
 376  - added iret instruction.
 377  - added times() syscall and SIOCATMARK ioctl.
 378
 379 version 0.1.3:
 380
 381  - S390 support (Ulrich Weigand)
 382  - glibc 2.3.x compile fix (Ulrich Weigand)
 383  - socketcall endian fix (Ulrich Weigand)
 384  - struct sockaddr endian fix (Ulrich Weigand)
 385  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 386  - execve endian fix (Ulrich Weigand)
 387  - fdset endian fix (Ulrich Weigand)
 388  - partial setsockopt syscall support (Ulrich Weigand)
 389  - more accurate pushf/popf emulation
 390  - first partial vm86() syscall support (can be used with runcom example).
 391  - added bound, cmpxchg8b, cpuid instructions
 392  - added 16 bit addressing support/override for string operations
 393  - poll() fix
 394
 395 version 0.1.2:
 396
 397  - compile fixes
 398  - xlat instruction
 399  - xchg instruction memory lock
 400  - added simple vm86 example (not working with QEMU yet). The 54 byte
 401    DOS executable 'pi_10.com' program was released by Bertram
 402    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 403
 404 version 0.1.1:
 405
 406  - glibc 2.2 compilation fixes
 407  - added -s and -L options
 408  - binary distribution of x86 glibc and wine
 409  - big endian fixes in ELF loader and getdents.
 410
 411 version 0.1:
 412
 413  - initial public release.