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