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