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