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