Changelog

   1 version 0.8.3:
   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
   8 version 0.8.2:
   9
  10   - ACPI support
  11   - PC VGA BIOS fixes
  12   - switch to OpenBios for SPARC targets (Blue Swirl)
  13   - VNC server fixes
  14   - MIPS FPU support (Marius Groeger)
  15   - Solaris/SPARC host support (Ben Taylor)
  16   - PPC breakpoints and single stepping (Jason Wessel)
  17   - USB updates (Paul Brook)
  18   - UDP/TCP/telnet character devices (Jason Wessel)
  19   - Windows sparse file support (Frediano Ziglio)
  20   - RTL8139 NIC TCP segmentation offloading (Igor Kovalenko)
  21   - PCNET NIC support (Antony T Curtis)
  22   - Support for variable frequency host CPUs
  23   - Workaround for win32 SMP hosts
  24   - Support for AMD Flash memories (Jocelyn Mayer)
  25   - Audio capture to WAV files support (malc)
  26
  27 version 0.8.1:
  28
  29   - USB tablet support (Brad Campbell, Anthony Liguori)
  30   - win32 host serial support (Kazu)
  31   - PC speaker support (Joachim Henke)
  32   - IDE LBA48 support (Jens Axboe)
  33   - SSE3 support
  34   - Solaris port (Ben Taylor)
  35   - Preliminary SH4 target (Samuel Tardieu)
  36   - VNC server (Anthony Liguori)
  37   - slirp fixes (Ed Swierk et al.)
  38   - USB fixes
  39   - ARM Versatile Platform Baseboard emulation (Paul Brook)
  40
  41 version 0.8.0:
  42
  43   - ARM system emulation: Arm Integrator/CP board with an arm1026ej-s
  44     cpu (Paul Brook)
  45   - SMP support
  46   - Mac OS X cocoa improvements (Mike Kronenberg)
  47   - Mac OS X CoreAudio driver (Mike Kronenberg)
  48   - DirectSound driver (malc)
  49   - ALSA audio driver (malc)
  50   - new audio options: '-soundhw' and '-audio-help' (malc)
  51   - ES1370 PCI audio device (malc)
  52   - Initial USB support
  53   - Linux host serial port access
  54   - Linux host low level parallel port access
  55   - New network emulation code supporting VLANs.
  56   - MIPS and MIPSel User Linux emulation
  57   - MIPS fixes to boot Linux (Daniel Jacobowitz)
  58   - NX bit support
  59   - Initial SPARC SMP support (Blue Swirl)
  60   - Major overhaul of the virtual FAT driver for read/write support
  61     (Johannes Schindelin)
  62
  63 version 0.7.2:
  64
  65   - x86_64 fixes (Win2000 and Linux 2.6 boot in 32 bit)
  66   - merge self modifying code handling in dirty ram page mecanism.
  67   - MIPS fixes (Ralf Baechle)
  68   - better user net performances
  69
  70 version 0.7.1:
  71
  72   - read-only Virtual FAT support (Johannes Schindelin)
  73   - Windows 2000 install disk full hack (original idea from Vladimir
  74     N. Oleynik)
  75   - VMDK disk image creation (Filip Navara)
  76   - SPARC64 progress (Blue Swirl)
  77   - initial MIPS support (Jocelyn mayer)
  78   - MIPS improvements (Ralf Baechle)
  79   - 64 bit fixes in user networking (initial patch by Gwenole Beauchesne)
  80   - IOAPIC support (Filip Navara)
  81
  82 version 0.7.0:
  83
  84   - better BIOS translation and HDD geometry auto-detection
  85   - user mode networking bug fix
  86   - undocumented FPU ops support
  87   - Cirrus VGA: support for 1280x1024x[8,15,16] modes
  88   - 'pidfile' option
  89   - .dmg disk image format support (Johannes Schindelin)
  90   - keymaps support (initial patch by Johannes Schindelin)
  91   - big endian ARM support (Lennert Buytenhek)
  92   - added generic 64 bit target support
  93   - x86_64 target support
  94   - initial APIC support
  95   - MMX/SSE/SSE2/PNI support
  96   - PC parallel port support (Mark Jonckheere)
  97   - initial SPARC64 support (Blue Swirl)
  98   - SPARC target boots Linux (Blue Swirl)
  99   - armv5te user mode support (Paul Brook)
 100   - ARM VFP support (Paul Brook)
 101   - ARM "Angel" semihosting syscalls (Paul Brook)
 102   - user mode gdb stub support (Paul Brook)
 103   - Samba 3 support
 104   - initial Cocoa support (Pierre d'Herbemont)
 105   - generic FPU emulation code
 106   - Virtual PC read-only disk image support (Alex Beregszaszi)
 107
 108 version 0.6.1:
 109
 110   - Mac OS X port (Pierre d'Herbemont)
 111   - Virtual console support
 112   - Better monitor line edition
 113   - New block device layer
 114   - New 'qcow' growable disk image support with AES encryption and
 115     transparent decompression
 116   - VMware 3 and 4 read-only disk image support (untested)
 117   - Support for up to 4 serial ports
 118   - TFTP server support (Magnus Damm)
 119   - Port redirection support in user mode networking
 120   - Support for not executable data sections
 121   - Compressed loop disk image support (Johannes Schindelin)
 122   - Level triggered IRQ fix (aka NE2000 PCI performance fix) (Steve
 123     Wormley)
 124   - Fixed Fedora Core 2 problems (now you can run qemu without any
 125     LD_ASSUME_KERNEL tricks on FC2)
 126   - DHCP fix for Windows (accept DHCPREQUEST alone)
 127   - SPARC system emulation (Blue Swirl)
 128   - Automatic Samba configuration for host file access from Windows.
 129   - '-loadvm' and '-full-screen' options
 130   - ne2000 savevm support (Johannes Schindelin)
 131   - Ctrl-Alt is now the default grab key. Ctrl-Alt-[0-9] switches to
 132     the virtual consoles.
 133   - BIOS floppy fix for NT4 (Mike Nordell, Derek Fawcus, Volker Ruppert)
 134   - Floppy fixes for NT4 and NT5 (Mike Nordell)
 135   - NT4 IDE fixes (Ben Pfaf, Mike Nordell)
 136   - SDL Audio support and SB16 fixes (malc)
 137   - ENTER instruction bug fix (initial patch by Stefan Kisdaroczi)
 138   - VGA font change fix
 139   - VGA read-only CRTC register fix
 140
 141 version 0.6.0:
 142
 143   - minimalist FPU exception support (NetBSD FPU probe fix)
 144   - cr0.ET fix (Win95 boot)
 145   - *BSD port (Markus Niemisto)
 146   - I/O access fix (signaled by Mark Jonckheere)
 147   - IDE drives serial number fix (Mike Nordell)
 148   - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
 149   - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
 150   - BSR/BSF "undefined behaviour" fix
 151   - vmdk2raw: convert VMware disk images to raw images
 152   - PCI support
 153   - NE2K PCI support
 154   - dummy VGA PCI support
 155   - VGA font selection fix (Daniel Serpell)
 156   - PIC reset fix (Hidemi KAWAI)
 157   - PIC spurious irq support (aka Solaris install bug)
 158   - added '-localtime' option
 159   - Cirrus CL-GD54xx VGA support (initial patch by Makoto Suzuki (suzu))
 160   - APM and system shutdown support
 161   - Fixed system reset
 162   - Support for other PC BIOSes
 163   - Initial PowerMac hardware emulation
 164   - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
 165   - initial IDE BMDMA support (needed for Darwin x86)
 166   - Set the default memory size for PC emulation to 128 MB
 167
 168 version 0.5.5:
 169
 170   - SDL full screen support (initial patch by malc)
 171   - VGA support on PowerPC PREP
 172   - VBE fixes (Matthew Mastracci)
 173   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
 174   - IDE master only fixes (aka Win98 CD-ROM probe bug)
 175   - ARM load/store half word fix (Ulrich Hecht)
 176   - FDC fixes for Win98
 177
 178 version 0.5.4:
 179
 180   - qemu-fast fixes
 181   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
 182   - keyboard/mouse fix (Mike Nordell)
 183   - IDE fixes (Linux did not recognized slave drivers)
 184   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
 185   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
 186   - User mode network stack
 187   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
 188   - precise self modifying code (aka BeOS install bug)
 189
 190 version 0.5.3:
 191
 192   - added Bochs VESA VBE support
 193   - VGA memory map mode 3 access fix (OS/2 install fix)
 194   - IDE fixes (Jens Axboe)
 195   - CPU interrupt fixes
 196   - fixed various TLB invalidation cases (NT install)
 197   - fixed cr0.WP semantics (XP install)
 198   - direct chaining support for SPARC and PowerPC (faster)
 199   - ARM NWFPE support (initial patch by Ulrich Hecht)
 200   - added specific x86 to x86 translator (close to native performance
 201     in qemu-i386 and qemu-fast)
 202   - shm syscalls support (Paul McKerras)
 203   - added accurate CR0.MP/ME/TS emulation
 204   - fixed DMA memory write access (Win95 boot floppy fix)
 205   - graphical x86 linux loader
 206   - command line monitor
 207   - generic removable device support
 208   - support of CD-ROM change
 209   - multiple network interface support
 210   - initial x86-64 host support (Gwenole Beauchesne)
 211   - lret to outer priviledge fix (OS/2 install fix)
 212   - task switch fixes (SkyOS boot)
 213   - VM save/restore commands
 214   - new timer API
 215   - more precise RTC emulation (periodic timers + time updates)
 216   - Win32 port (initial patch by Kazu)
 217
 218 version 0.5.2:
 219
 220   - improved soft MMU speed (assembly functions and specializing)
 221   - improved multitasking speed by avoiding flushing TBs when
 222     switching tasks
 223   - improved qemu-fast speed
 224   - improved self modifying code handling (big performance gain in
 225     softmmu mode).
 226   - fixed IO checking
 227   - fixed CD-ROM detection (win98 install CD)
 228   - fixed addseg real mode bug (GRUB boot fix)
 229   - added ROM memory support (win98 boot)
 230   - fixed 'call Ev' in case of paging exception
 231   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
 232     when launching executables for the supported target CPUs.
 233   - PowerPC system emulation update (Jocelyn Mayer)
 234   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
 235   - polled mode for PIC (Jocelyn Mayer)
 236   - fixed PTE dirty bit handling
 237   - fixed xadd same reg bug
 238   - fixed cmpxchg exception safeness
 239   - access to virtual memory in gdb stub
 240   - task gate and NT flag fixes
 241   - eflags optimisation fix for string operations
 242
 243 version 0.5.1:
 244
 245   - float access fixes when using soft mmu
 246   - PC emulation support on PowerPC
 247   - A20 support
 248   - IDE CD-ROM emulation
 249   - ARM fixes (Ulrich Hecht)
 250   - SB16 emulation (malc)
 251   - IRET and INT fixes in VM86 mode with IOPL=3
 252   - Port I/Os use TSS io map
 253   - Full task switching/task gate support
 254   - added verr, verw, arpl, fcmovxx
 255   - PowerPC target support (Jocelyn Mayer)
 256   - Major SPARC target fixes (dynamically linked programs begin to work)
 257
 258 version 0.5.0:
 259
 260   - full hardware level VGA emulation
 261   - graphical display with SDL
 262   - added PS/2 mouse and keyboard emulation
 263   - popw (%esp) fix
 264   - mov to/from segment data width fix
 265   - added real mode support
 266   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 267   - m68k host port (Richard Zidlicky)
 268   - partial soft MMU support for memory mapped I/Os
 269   - multi-target build
 270   - fixed: no error code in hardware interrupts
 271   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 272   - correct single stepping thru string operations
 273   - preliminary SPARC target support (Thomas M. Ogrisegg)
 274   - tun-fd option (Rusty Russell)
 275   - automatic IDE geometry detection
 276   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 277   - added man page
 278   - added full soft mmu mode to launch unpatched OSes.
 279
 280 version 0.4.3:
 281
 282   - x86 exception fix in case of nop instruction.
 283   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 284   - sparc and Alpha host fixes
 285   - many ARM target fixes: 'ls' and 'bash' can be launched.
 286
 287 version 0.4.2:
 288
 289  - many exception handling fixes (can compile a Linux kernel inside vl)
 290  - IDE emulation support
 291  - initial GDB stub support
 292  - deferred update support for disk images (Rusty Russell)
 293  - accept User Mode Linux Copy On Write disk images
 294  - SMP kernels can at least be booted
 295
 296 version 0.4.1:
 297
 298  - more accurate timer support in vl.
 299  - more reliable NE2000 probe in vl.
 300  - added 2.5.66 kernel in vl-test.
 301  - added VLTMPDIR environment variable in vl.
 302
 303 version 0.4:
 304
 305  - initial support for ring 0 x86 processor emulation
 306  - fixed signal handling for correct dosemu DPMI emulation
 307  - fast x86 MMU emulation with mmap()
 308  - fixed popl (%esp) case
 309  - Linux kernel can be executed by QEMU with the 'vl' command.
 310
 311 version 0.3:
 312
 313  - initial support for ARM emulation
 314  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 315  - added FPU register save in signal emulation
 316  - initial ARM port
 317  - Sparc and Alpha ports work on the regression test
 318  - generic ioctl number conversion
 319  - fixed ioctl type conversion
 320
 321 version 0.2:
 322
 323  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 324  - flock support (Rusty Russell)
 325  - ugetrlimit support (Rusty Russell)
 326  - fstat64 fix (Rusty Russell)
 327  - initial Alpha port (Falk Hueffner)
 328  - initial IA64 port (Matt Wilson)
 329  - initial Sparc and Sparc64 port (David S. Miller)
 330  - added HLT instruction
 331  - LRET instruction fix.
 332  - added GPF generation for I/Os.
 333  - added INT3 and TF flag support.
 334  - SHL instruction C flag fix.
 335  - mmap emulation for host page size > 4KB
 336  - self-modifying code support
 337  - better VM86 support (dosemu works on non trivial programs)
 338  - precise exception support (EIP is computed correctly in most cases)
 339  - more precise LDT/GDT/IDT emulation
 340  - faster segment load in vm86 mode
 341  - direct chaining of basic blocks (faster emulation)
 342
 343 version 0.1.6:
 344
 345  - automatic library search system. QEMU can now work with unpatched
 346    ELF dynamic loader and libc (Rusty Russell).
 347  - ISO C warning fixes (Alistair Strachan)
 348  - first self-virtualizable version (works only as long as the
 349    translation cache is not flushed)
 350  - RH9 fixes
 351
 352 version 0.1.5:
 353
 354  - ppc64 support + personality() patch (Rusty Russell)
 355  - first Alpha CPU patches (Falk Hueffner)
 356  - removed bfd.h dependancy
 357  - fixed shrd, shld, idivl and divl on PowerPC.
 358  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 359
 360 version 0.1.4:
 361
 362  - more accurate VM86 emulation (can launch small DOS 16 bit
 363    executables in wine).
 364  - fixed push/pop fs/gs
 365  - added iret instruction.
 366  - added times() syscall and SIOCATMARK ioctl.
 367
 368 version 0.1.3:
 369
 370  - S390 support (Ulrich Weigand)
 371  - glibc 2.3.x compile fix (Ulrich Weigand)
 372  - socketcall endian fix (Ulrich Weigand)
 373  - struct sockaddr endian fix (Ulrich Weigand)
 374  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 375  - execve endian fix (Ulrich Weigand)
 376  - fdset endian fix (Ulrich Weigand)
 377  - partial setsockopt syscall support (Ulrich Weigand)
 378  - more accurate pushf/popf emulation
 379  - first partial vm86() syscall support (can be used with runcom example).
 380  - added bound, cmpxchg8b, cpuid instructions
 381  - added 16 bit addressing support/override for string operations
 382  - poll() fix
 383
 384 version 0.1.2:
 385
 386  - compile fixes
 387  - xlat instruction
 388  - xchg instruction memory lock
 389  - added simple vm86 example (not working with QEMU yet). The 54 byte
 390    DOS executable 'pi_10.com' program was released by Bertram
 391    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 392
 393 version 0.1.1:
 394
 395  - glibc 2.2 compilation fixes
 396  - added -s and -L options
 397  - binary distribution of x86 glibc and wine
 398  - big endian fixes in ELF loader and getdents.
 399
 400 version 0.1:
 401
 402  - initial public release.