Changelog

   1 version 0.5.4:
   2
   3   - qemu-fast fixes
   4   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
   5   - keyboard/mouse fix (Mike Nordell)
   6   - IDE fixes (Linux did not recognized slave drivers)
   7   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
   8   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
   9   - User mode network stack
  10   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  11
  12 version 0.5.3:
  13
  14   - added Bochs VESA VBE support
  15   - VGA memory map mode 3 access fix (OS/2 install fix)
  16   - IDE fixes (Jens Axboe)
  17   - CPU interrupt fixes
  18   - fixed various TLB invalidation cases (NT install)
  19   - fixed cr0.WP semantics (XP install)
  20   - direct chaining support for SPARC and PowerPC (faster)
  21   - ARM NWFPE support (initial patch by Ulrich Hecht)
  22   - added specific x86 to x86 translator (close to native performance
  23     in qemu-i386 and qemu-fast)
  24   - shm syscalls support (Paul McKerras)
  25   - added accurate CR0.MP/ME/TS emulation
  26   - fixed DMA memory write access (Win95 boot floppy fix)
  27   - graphical x86 linux loader
  28   - command line monitor
  29   - generic removable device support
  30   - support of CD-ROM change
  31   - multiple network interface support
  32   - initial x86-64 host support (Gwenole Beauchesne)
  33   - lret to outer priviledge fix (OS/2 install fix)
  34   - task switch fixes (SkyOS boot)
  35   - VM save/restore commands
  36   - new timer API
  37   - more precise RTC emulation (periodic timers + time updates)
  38   - Win32 port (initial patch by Kazu)
  39
  40 version 0.5.2:
  41
  42   - improved soft MMU speed (assembly functions and specializing)
  43   - improved multitasking speed by avoiding flushing TBs when
  44     switching tasks
  45   - improved qemu-fast speed
  46   - improved self modifying code handling (big performance gain in
  47     softmmu mode).
  48   - fixed IO checking
  49   - fixed CD-ROM detection (win98 install CD)
  50   - fixed addseg real mode bug (GRUB boot fix)
  51   - added ROM memory support (win98 boot)
  52   - fixed 'call Ev' in case of paging exception
  53   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  54     when launching executables for the supported target CPUs.
  55   - PowerPC system emulation update (Jocelyn Mayer)
  56   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  57   - polled mode for PIC (Jocelyn Mayer)
  58   - fixed PTE dirty bit handling
  59   - fixed xadd same reg bug
  60   - fixed cmpxchg exception safeness
  61   - access to virtual memory in gdb stub
  62   - task gate and NT flag fixes
  63   - eflags optimisation fix for string operations
  64
  65 version 0.5.1:
  66
  67   - float access fixes when using soft mmu
  68   - PC emulation support on PowerPC
  69   - A20 support
  70   - IDE CD-ROM emulation
  71   - ARM fixes (Ulrich Hecht)
  72   - SB16 emulation (malc)
  73   - IRET and INT fixes in VM86 mode with IOPL=3
  74   - Port I/Os use TSS io map
  75   - Full task switching/task gate support
  76   - added verr, verw, arpl, fcmovxx
  77   - PowerPC target support (Jocelyn Mayer)
  78   - Major SPARC target fixes (dynamically linked programs begin to work)
  79
  80 version 0.5.0:
  81
  82   - full hardware level VGA emulation
  83   - graphical display with SDL
  84   - added PS/2 mouse and keyboard emulation
  85   - popw (%esp) fix
  86   - mov to/from segment data width fix
  87   - added real mode support
  88   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
  89   - m68k host port (Richard Zidlicky)
  90   - partial soft MMU support for memory mapped I/Os
  91   - multi-target build
  92   - fixed: no error code in hardware interrupts
  93   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
  94   - correct single stepping thru string operations
  95   - preliminary SPARC target support (Thomas M. Ogrisegg)
  96   - tun-fd option (Rusty Russell)
  97   - automatic IDE geometry detection
  98   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
  99   - added man page
 100   - added full soft mmu mode to launch unpatched OSes.
 101
 102 version 0.4.3:
 103
 104   - x86 exception fix in case of nop instruction.
 105   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 106   - sparc and Alpha host fixes
 107   - many ARM target fixes: 'ls' and 'bash' can be launched.
 108
 109 version 0.4.2:
 110
 111  - many exception handling fixes (can compile a Linux kernel inside vl)
 112  - IDE emulation support
 113  - initial GDB stub support
 114  - deferred update support for disk images (Rusty Russell)
 115  - accept User Mode Linux Copy On Write disk images
 116  - SMP kernels can at least be booted
 117
 118 version 0.4.1:
 119
 120  - more accurate timer support in vl.
 121  - more reliable NE2000 probe in vl.
 122  - added 2.5.66 kernel in vl-test.
 123  - added VLTMPDIR environment variable in vl.
 124
 125 version 0.4:
 126
 127  - initial support for ring 0 x86 processor emulation
 128  - fixed signal handling for correct dosemu DPMI emulation
 129  - fast x86 MMU emulation with mmap()
 130  - fixed popl (%esp) case
 131  - Linux kernel can be executed by QEMU with the 'vl' command.
 132
 133 version 0.3:
 134
 135  - initial support for ARM emulation
 136  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 137  - added FPU register save in signal emulation
 138  - initial ARM port
 139  - Sparc and Alpha ports work on the regression test
 140  - generic ioctl number conversion
 141  - fixed ioctl type conversion
 142
 143 version 0.2:
 144
 145  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 146  - flock support (Rusty Russell)
 147  - ugetrlimit support (Rusty Russell)
 148  - fstat64 fix (Rusty Russell)
 149  - initial Alpha port (Falk Hueffner)
 150  - initial IA64 port (Matt Wilson)
 151  - initial Sparc and Sparc64 port (David S. Miller)
 152  - added HLT instruction
 153  - LRET instruction fix.
 154  - added GPF generation for I/Os.
 155  - added INT3 and TF flag support.
 156  - SHL instruction C flag fix.
 157  - mmap emulation for host page size > 4KB
 158  - self-modifying code support
 159  - better VM86 support (dosemu works on non trivial programs)
 160  - precise exception support (EIP is computed correctly in most cases)
 161  - more precise LDT/GDT/IDT emulation
 162  - faster segment load in vm86 mode
 163  - direct chaining of basic blocks (faster emulation)
 164
 165 version 0.1.6:
 166
 167  - automatic library search system. QEMU can now work with unpatched
 168    ELF dynamic loader and libc (Rusty Russell).
 169  - ISO C warning fixes (Alistair Strachan)
 170  - first self-virtualizable version (works only as long as the
 171    translation cache is not flushed)
 172  - RH9 fixes
 173
 174 version 0.1.5:
 175
 176  - ppc64 support + personality() patch (Rusty Russell)
 177  - first Alpha CPU patches (Falk Hueffner)
 178  - removed bfd.h dependancy
 179  - fixed shrd, shld, idivl and divl on PowerPC.
 180  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 181
 182 version 0.1.4:
 183
 184  - more accurate VM86 emulation (can launch small DOS 16 bit
 185    executables in wine).
 186  - fixed push/pop fs/gs
 187  - added iret instruction.
 188  - added times() syscall and SIOCATMARK ioctl.
 189
 190 version 0.1.3:
 191
 192  - S390 support (Ulrich Weigand)
 193  - glibc 2.3.x compile fix (Ulrich Weigand)
 194  - socketcall endian fix (Ulrich Weigand)
 195  - struct sockaddr endian fix (Ulrich Weigand)
 196  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 197  - execve endian fix (Ulrich Weigand)
 198  - fdset endian fix (Ulrich Weigand)
 199  - partial setsockopt syscall support (Ulrich Weigand)
 200  - more accurate pushf/popf emulation
 201  - first partial vm86() syscall support (can be used with runcom example).
 202  - added bound, cmpxchg8b, cpuid instructions
 203  - added 16 bit addressing support/override for string operations
 204  - poll() fix
 205
 206 version 0.1.2:
 207
 208  - compile fixes
 209  - xlat instruction
 210  - xchg instruction memory lock
 211  - added simple vm86 example (not working with QEMU yet). The 54 byte
 212    DOS executable 'pi_10.com' program was released by Bertram
 213    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 214
 215 version 0.1.1:
 216
 217  - glibc 2.2 compilation fixes
 218  - added -s and -L options
 219  - binary distribution of x86 glibc and wine
 220  - big endian fixes in ELF loader and getdents.
 221
 222 version 0.1:
 223
 224  - initial public release.