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