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