Changelog

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