Changelog

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