Changelog

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