Changelog

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