Changelog

   1 version 0.6.2:
   2
   3   - better BIOS translation and HDD geometry auto-detection
   4   - user mode networking bug fix
   5   - undocumented FPU ops support
   6
   7 version 0.6.1:
   8
   9   - Mac OS X port (Pierre d'Herbemont)
  10   - Virtual console support
  11   - Better monitor line edition
  12   - New block device layer
  13   - New 'qcow' growable disk image support with AES encryption and
  14     transparent decompression
  15   - VMware 3 and 4 read-only disk image support (untested)
  16   - Support for up to 4 serial ports
  17   - TFTP server support (Magnus Damm)
  18   - Port redirection support in user mode networking
  19   - Support for not executable data sections
  20   - Compressed loop disk image support (Johannes Schindelin)
  21   - Level triggered IRQ fix (aka NE2000 PCI performance fix) (Steve
  22     Wormley)
  23   - Fixed Fedora Core 2 problems (now you can run qemu without any
  24     LD_ASSUME_KERNEL tricks on FC2)
  25   - DHCP fix for Windows (accept DHCPREQUEST alone)
  26   - SPARC system emulation (Blue Swirl)
  27   - Automatic Samba configuration for host file access from Windows.
  28   - '-loadvm' and '-full-screen' options
  29   - ne2000 savevm support (Johannes Schindelin)
  30   - Ctrl-Alt is now the default grab key. Ctrl-Alt-[0-9] switches to
  31     the virtual consoles.
  32   - BIOS floppy fix for NT4 (Mike Nordell, Derek Fawcus, Volker Ruppert)
  33   - Floppy fixes for NT4 and NT5 (Mike Nordell)
  34   - NT4 IDE fixes (Ben Pfaf, Mike Nordell)
  35   - SDL Audio support and SB16 fixes (malc)
  36   - ENTER instruction bug fix (initial patch by Stefan Kisdaroczi)
  37   - VGA font change fix
  38   - VGA read-only CRTC register fix
  39
  40 version 0.6.0:
  41
  42   - minimalist FPU exception support (NetBSD FPU probe fix)
  43   - cr0.ET fix (Win95 boot)
  44   - *BSD port (Markus Niemisto)
  45   - I/O access fix (signaled by Mark Jonckheere)
  46   - IDE drives serial number fix (Mike Nordell)
  47   - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
  48   - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
  49   - BSR/BSF "undefined behaviour" fix
  50   - vmdk2raw: convert VMware disk images to raw images
  51   - PCI support
  52   - NE2K PCI support
  53   - dummy VGA PCI support
  54   - VGA font selection fix (Daniel Serpell)
  55   - PIC reset fix (Hidemi KAWAI)
  56   - PIC spurious irq support (aka Solaris install bug)
  57   - added '-localtime' option
  58   - Cirrus CL-GD54xx VGA support (initial patch by Makoto Suzuki (suzu))
  59   - APM and system shutdown support
  60   - Fixed system reset
  61   - Support for other PC BIOSes
  62   - Initial PowerMac hardware emulation
  63   - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
  64   - initial IDE BMDMA support (needed for Darwin x86)
  65   - Set the default memory size for PC emulation to 128 MB
  66
  67 version 0.5.5:
  68
  69   - SDL full screen support (initial patch by malc)
  70   - VGA support on PowerPC PREP
  71   - VBE fixes (Matthew Mastracci)
  72   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
  73   - IDE master only fixes (aka Win98 CD-ROM probe bug)
  74   - ARM load/store half word fix (Ulrich Hecht)
  75   - FDC fixes for Win98
  76
  77 version 0.5.4:
  78
  79   - qemu-fast fixes
  80   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  81   - keyboard/mouse fix (Mike Nordell)
  82   - IDE fixes (Linux did not recognized slave drivers)
  83   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  84   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  85   - User mode network stack
  86   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  87   - precise self modifying code (aka BeOS install bug)
  88
  89 version 0.5.3:
  90
  91   - added Bochs VESA VBE support
  92   - VGA memory map mode 3 access fix (OS/2 install fix)
  93   - IDE fixes (Jens Axboe)
  94   - CPU interrupt fixes
  95   - fixed various TLB invalidation cases (NT install)
  96   - fixed cr0.WP semantics (XP install)
  97   - direct chaining support for SPARC and PowerPC (faster)
  98   - ARM NWFPE support (initial patch by Ulrich Hecht)
  99   - added specific x86 to x86 translator (close to native performance
 100     in qemu-i386 and qemu-fast)
 101   - shm syscalls support (Paul McKerras)
 102   - added accurate CR0.MP/ME/TS emulation
 103   - fixed DMA memory write access (Win95 boot floppy fix)
 104   - graphical x86 linux loader
 105   - command line monitor
 106   - generic removable device support
 107   - support of CD-ROM change
 108   - multiple network interface support
 109   - initial x86-64 host support (Gwenole Beauchesne)
 110   - lret to outer priviledge fix (OS/2 install fix)
 111   - task switch fixes (SkyOS boot)
 112   - VM save/restore commands
 113   - new timer API
 114   - more precise RTC emulation (periodic timers + time updates)
 115   - Win32 port (initial patch by Kazu)
 116
 117 version 0.5.2:
 118
 119   - improved soft MMU speed (assembly functions and specializing)
 120   - improved multitasking speed by avoiding flushing TBs when
 121     switching tasks
 122   - improved qemu-fast speed
 123   - improved self modifying code handling (big performance gain in
 124     softmmu mode).
 125   - fixed IO checking
 126   - fixed CD-ROM detection (win98 install CD)
 127   - fixed addseg real mode bug (GRUB boot fix)
 128   - added ROM memory support (win98 boot)
 129   - fixed 'call Ev' in case of paging exception
 130   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
 131     when launching executables for the supported target CPUs.
 132   - PowerPC system emulation update (Jocelyn Mayer)
 133   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
 134   - polled mode for PIC (Jocelyn Mayer)
 135   - fixed PTE dirty bit handling
 136   - fixed xadd same reg bug
 137   - fixed cmpxchg exception safeness
 138   - access to virtual memory in gdb stub
 139   - task gate and NT flag fixes
 140   - eflags optimisation fix for string operations
 141
 142 version 0.5.1:
 143
 144   - float access fixes when using soft mmu
 145   - PC emulation support on PowerPC
 146   - A20 support
 147   - IDE CD-ROM emulation
 148   - ARM fixes (Ulrich Hecht)
 149   - SB16 emulation (malc)
 150   - IRET and INT fixes in VM86 mode with IOPL=3
 151   - Port I/Os use TSS io map
 152   - Full task switching/task gate support
 153   - added verr, verw, arpl, fcmovxx
 154   - PowerPC target support (Jocelyn Mayer)
 155   - Major SPARC target fixes (dynamically linked programs begin to work)
 156
 157 version 0.5.0:
 158
 159   - full hardware level VGA emulation
 160   - graphical display with SDL
 161   - added PS/2 mouse and keyboard emulation
 162   - popw (%esp) fix
 163   - mov to/from segment data width fix
 164   - added real mode support
 165   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 166   - m68k host port (Richard Zidlicky)
 167   - partial soft MMU support for memory mapped I/Os
 168   - multi-target build
 169   - fixed: no error code in hardware interrupts
 170   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 171   - correct single stepping thru string operations
 172   - preliminary SPARC target support (Thomas M. Ogrisegg)
 173   - tun-fd option (Rusty Russell)
 174   - automatic IDE geometry detection
 175   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 176   - added man page
 177   - added full soft mmu mode to launch unpatched OSes.
 178
 179 version 0.4.3:
 180
 181   - x86 exception fix in case of nop instruction.
 182   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 183   - sparc and Alpha host fixes
 184   - many ARM target fixes: 'ls' and 'bash' can be launched.
 185
 186 version 0.4.2:
 187
 188  - many exception handling fixes (can compile a Linux kernel inside vl)
 189  - IDE emulation support
 190  - initial GDB stub support
 191  - deferred update support for disk images (Rusty Russell)
 192  - accept User Mode Linux Copy On Write disk images
 193  - SMP kernels can at least be booted
 194
 195 version 0.4.1:
 196
 197  - more accurate timer support in vl.
 198  - more reliable NE2000 probe in vl.
 199  - added 2.5.66 kernel in vl-test.
 200  - added VLTMPDIR environment variable in vl.
 201
 202 version 0.4:
 203
 204  - initial support for ring 0 x86 processor emulation
 205  - fixed signal handling for correct dosemu DPMI emulation
 206  - fast x86 MMU emulation with mmap()
 207  - fixed popl (%esp) case
 208  - Linux kernel can be executed by QEMU with the 'vl' command.
 209
 210 version 0.3:
 211
 212  - initial support for ARM emulation
 213  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 214  - added FPU register save in signal emulation
 215  - initial ARM port
 216  - Sparc and Alpha ports work on the regression test
 217  - generic ioctl number conversion
 218  - fixed ioctl type conversion
 219
 220 version 0.2:
 221
 222  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 223  - flock support (Rusty Russell)
 224  - ugetrlimit support (Rusty Russell)
 225  - fstat64 fix (Rusty Russell)
 226  - initial Alpha port (Falk Hueffner)
 227  - initial IA64 port (Matt Wilson)
 228  - initial Sparc and Sparc64 port (David S. Miller)
 229  - added HLT instruction
 230  - LRET instruction fix.
 231  - added GPF generation for I/Os.
 232  - added INT3 and TF flag support.
 233  - SHL instruction C flag fix.
 234  - mmap emulation for host page size > 4KB
 235  - self-modifying code support
 236  - better VM86 support (dosemu works on non trivial programs)
 237  - precise exception support (EIP is computed correctly in most cases)
 238  - more precise LDT/GDT/IDT emulation
 239  - faster segment load in vm86 mode
 240  - direct chaining of basic blocks (faster emulation)
 241
 242 version 0.1.6:
 243
 244  - automatic library search system. QEMU can now work with unpatched
 245    ELF dynamic loader and libc (Rusty Russell).
 246  - ISO C warning fixes (Alistair Strachan)
 247  - first self-virtualizable version (works only as long as the
 248    translation cache is not flushed)
 249  - RH9 fixes
 250
 251 version 0.1.5:
 252
 253  - ppc64 support + personality() patch (Rusty Russell)
 254  - first Alpha CPU patches (Falk Hueffner)
 255  - removed bfd.h dependancy
 256  - fixed shrd, shld, idivl and divl on PowerPC.
 257  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 258
 259 version 0.1.4:
 260
 261  - more accurate VM86 emulation (can launch small DOS 16 bit
 262    executables in wine).
 263  - fixed push/pop fs/gs
 264  - added iret instruction.
 265  - added times() syscall and SIOCATMARK ioctl.
 266
 267 version 0.1.3:
 268
 269  - S390 support (Ulrich Weigand)
 270  - glibc 2.3.x compile fix (Ulrich Weigand)
 271  - socketcall endian fix (Ulrich Weigand)
 272  - struct sockaddr endian fix (Ulrich Weigand)
 273  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 274  - execve endian fix (Ulrich Weigand)
 275  - fdset endian fix (Ulrich Weigand)
 276  - partial setsockopt syscall support (Ulrich Weigand)
 277  - more accurate pushf/popf emulation
 278  - first partial vm86() syscall support (can be used with runcom example).
 279  - added bound, cmpxchg8b, cpuid instructions
 280  - added 16 bit addressing support/override for string operations
 281  - poll() fix
 282
 283 version 0.1.2:
 284
 285  - compile fixes
 286  - xlat instruction
 287  - xchg instruction memory lock
 288  - added simple vm86 example (not working with QEMU yet). The 54 byte
 289    DOS executable 'pi_10.com' program was released by Bertram
 290    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 291
 292 version 0.1.1:
 293
 294  - glibc 2.2 compilation fixes
 295  - added -s and -L options
 296  - binary distribution of x86 glibc and wine
 297  - big endian fixes in ELF loader and getdents.
 298
 299 version 0.1:
 300
 301  - initial public release.