Changelog

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