Changelog

   1 version 0.5.6:
   2
   3   - minimalist FPU exception support (NetBSD FPU probe fix)
   4   - cr0.ET fix (Win95 boot)
   5   - *BSD port (Markus Niemisto)
   6   - I/O access fix (signaled by Mark Jonckheere)
   7   - IDE drives serial number fix (Mike Nordell)
   8   - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
   9   - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
  10   - BSR/BSF "undefined behaviour" fix
  11   - vmdk2raw: convert VMware disk images to raw images
  12   - PCI support
  13   - NE2K PCI support
  14   - dummy VGA PCI support
  15   - VGA font selection fix (Daniel Serpell)
  16   - PIC reset fix (Hidemi KAWAI)
  17   - PIC spurious irq support (aka Solaris install bug)
  18
  19 version 0.5.5:
  20
  21   - SDL full screen support (initial patch by malc)
  22   - VGA support on PowerPC PREP
  23   - VBE fixes (Matthew Mastracci)
  24   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
  25   - IDE master only fixes (aka Win98 CD-ROM probe bug)
  26   - ARM load/store half word fix (Ulrich Hecht)
  27   - FDC fixes for Win98
  28
  29 version 0.5.4:
  30
  31   - qemu-fast fixes
  32   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  33   - keyboard/mouse fix (Mike Nordell)
  34   - IDE fixes (Linux did not recognized slave drivers)
  35   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  36   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  37   - User mode network stack
  38   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  39   - precise self modifying code (aka BeOS install bug)
  40
  41 version 0.5.3:
  42
  43   - added Bochs VESA VBE support
  44   - VGA memory map mode 3 access fix (OS/2 install fix)
  45   - IDE fixes (Jens Axboe)
  46   - CPU interrupt fixes
  47   - fixed various TLB invalidation cases (NT install)
  48   - fixed cr0.WP semantics (XP install)
  49   - direct chaining support for SPARC and PowerPC (faster)
  50   - ARM NWFPE support (initial patch by Ulrich Hecht)
  51   - added specific x86 to x86 translator (close to native performance
  52     in qemu-i386 and qemu-fast)
  53   - shm syscalls support (Paul McKerras)
  54   - added accurate CR0.MP/ME/TS emulation
  55   - fixed DMA memory write access (Win95 boot floppy fix)
  56   - graphical x86 linux loader
  57   - command line monitor
  58   - generic removable device support
  59   - support of CD-ROM change
  60   - multiple network interface support
  61   - initial x86-64 host support (Gwenole Beauchesne)
  62   - lret to outer priviledge fix (OS/2 install fix)
  63   - task switch fixes (SkyOS boot)
  64   - VM save/restore commands
  65   - new timer API
  66   - more precise RTC emulation (periodic timers + time updates)
  67   - Win32 port (initial patch by Kazu)
  68
  69 version 0.5.2:
  70
  71   - improved soft MMU speed (assembly functions and specializing)
  72   - improved multitasking speed by avoiding flushing TBs when
  73     switching tasks
  74   - improved qemu-fast speed
  75   - improved self modifying code handling (big performance gain in
  76     softmmu mode).
  77   - fixed IO checking
  78   - fixed CD-ROM detection (win98 install CD)
  79   - fixed addseg real mode bug (GRUB boot fix)
  80   - added ROM memory support (win98 boot)
  81   - fixed 'call Ev' in case of paging exception
  82   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  83     when launching executables for the supported target CPUs.
  84   - PowerPC system emulation update (Jocelyn Mayer)
  85   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  86   - polled mode for PIC (Jocelyn Mayer)
  87   - fixed PTE dirty bit handling
  88   - fixed xadd same reg bug
  89   - fixed cmpxchg exception safeness
  90   - access to virtual memory in gdb stub
  91   - task gate and NT flag fixes
  92   - eflags optimisation fix for string operations
  93
  94 version 0.5.1:
  95
  96   - float access fixes when using soft mmu
  97   - PC emulation support on PowerPC
  98   - A20 support
  99   - IDE CD-ROM emulation
 100   - ARM fixes (Ulrich Hecht)
 101   - SB16 emulation (malc)
 102   - IRET and INT fixes in VM86 mode with IOPL=3
 103   - Port I/Os use TSS io map
 104   - Full task switching/task gate support
 105   - added verr, verw, arpl, fcmovxx
 106   - PowerPC target support (Jocelyn Mayer)
 107   - Major SPARC target fixes (dynamically linked programs begin to work)
 108
 109 version 0.5.0:
 110
 111   - full hardware level VGA emulation
 112   - graphical display with SDL
 113   - added PS/2 mouse and keyboard emulation
 114   - popw (%esp) fix
 115   - mov to/from segment data width fix
 116   - added real mode support
 117   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 118   - m68k host port (Richard Zidlicky)
 119   - partial soft MMU support for memory mapped I/Os
 120   - multi-target build
 121   - fixed: no error code in hardware interrupts
 122   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 123   - correct single stepping thru string operations
 124   - preliminary SPARC target support (Thomas M. Ogrisegg)
 125   - tun-fd option (Rusty Russell)
 126   - automatic IDE geometry detection
 127   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 128   - added man page
 129   - added full soft mmu mode to launch unpatched OSes.
 130
 131 version 0.4.3:
 132
 133   - x86 exception fix in case of nop instruction.
 134   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 135   - sparc and Alpha host fixes
 136   - many ARM target fixes: 'ls' and 'bash' can be launched.
 137
 138 version 0.4.2:
 139
 140  - many exception handling fixes (can compile a Linux kernel inside vl)
 141  - IDE emulation support
 142  - initial GDB stub support
 143  - deferred update support for disk images (Rusty Russell)
 144  - accept User Mode Linux Copy On Write disk images
 145  - SMP kernels can at least be booted
 146
 147 version 0.4.1:
 148
 149  - more accurate timer support in vl.
 150  - more reliable NE2000 probe in vl.
 151  - added 2.5.66 kernel in vl-test.
 152  - added VLTMPDIR environment variable in vl.
 153
 154 version 0.4:
 155
 156  - initial support for ring 0 x86 processor emulation
 157  - fixed signal handling for correct dosemu DPMI emulation
 158  - fast x86 MMU emulation with mmap()
 159  - fixed popl (%esp) case
 160  - Linux kernel can be executed by QEMU with the 'vl' command.
 161
 162 version 0.3:
 163
 164  - initial support for ARM emulation
 165  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 166  - added FPU register save in signal emulation
 167  - initial ARM port
 168  - Sparc and Alpha ports work on the regression test
 169  - generic ioctl number conversion
 170  - fixed ioctl type conversion
 171
 172 version 0.2:
 173
 174  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 175  - flock support (Rusty Russell)
 176  - ugetrlimit support (Rusty Russell)
 177  - fstat64 fix (Rusty Russell)
 178  - initial Alpha port (Falk Hueffner)
 179  - initial IA64 port (Matt Wilson)
 180  - initial Sparc and Sparc64 port (David S. Miller)
 181  - added HLT instruction
 182  - LRET instruction fix.
 183  - added GPF generation for I/Os.
 184  - added INT3 and TF flag support.
 185  - SHL instruction C flag fix.
 186  - mmap emulation for host page size > 4KB
 187  - self-modifying code support
 188  - better VM86 support (dosemu works on non trivial programs)
 189  - precise exception support (EIP is computed correctly in most cases)
 190  - more precise LDT/GDT/IDT emulation
 191  - faster segment load in vm86 mode
 192  - direct chaining of basic blocks (faster emulation)
 193
 194 version 0.1.6:
 195
 196  - automatic library search system. QEMU can now work with unpatched
 197    ELF dynamic loader and libc (Rusty Russell).
 198  - ISO C warning fixes (Alistair Strachan)
 199  - first self-virtualizable version (works only as long as the
 200    translation cache is not flushed)
 201  - RH9 fixes
 202
 203 version 0.1.5:
 204
 205  - ppc64 support + personality() patch (Rusty Russell)
 206  - first Alpha CPU patches (Falk Hueffner)
 207  - removed bfd.h dependancy
 208  - fixed shrd, shld, idivl and divl on PowerPC.
 209  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 210
 211 version 0.1.4:
 212
 213  - more accurate VM86 emulation (can launch small DOS 16 bit
 214    executables in wine).
 215  - fixed push/pop fs/gs
 216  - added iret instruction.
 217  - added times() syscall and SIOCATMARK ioctl.
 218
 219 version 0.1.3:
 220
 221  - S390 support (Ulrich Weigand)
 222  - glibc 2.3.x compile fix (Ulrich Weigand)
 223  - socketcall endian fix (Ulrich Weigand)
 224  - struct sockaddr endian fix (Ulrich Weigand)
 225  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 226  - execve endian fix (Ulrich Weigand)
 227  - fdset endian fix (Ulrich Weigand)
 228  - partial setsockopt syscall support (Ulrich Weigand)
 229  - more accurate pushf/popf emulation
 230  - first partial vm86() syscall support (can be used with runcom example).
 231  - added bound, cmpxchg8b, cpuid instructions
 232  - added 16 bit addressing support/override for string operations
 233  - poll() fix
 234
 235 version 0.1.2:
 236
 237  - compile fixes
 238  - xlat instruction
 239  - xchg instruction memory lock
 240  - added simple vm86 example (not working with QEMU yet). The 54 byte
 241    DOS executable 'pi_10.com' program was released by Bertram
 242    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 243
 244 version 0.1.1:
 245
 246  - glibc 2.2 compilation fixes
 247  - added -s and -L options
 248  - binary distribution of x86 glibc and wine
 249  - big endian fixes in ELF loader and getdents.
 250
 251 version 0.1:
 252
 253  - initial public release.