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