Changelog

   1 version 0.5.5:
   2
   3   - SDL full screen support (initial patch by malc)
   4   - VGA support on PowerPC PREP
   5   - VBE fixes (Matthew Mastracci)
   6   - PIT fixes (aka Win98 hardware probe and timer bug)
   7
   8 version 0.5.4:
   9
  10   - qemu-fast fixes
  11   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  12   - keyboard/mouse fix (Mike Nordell)
  13   - IDE fixes (Linux did not recognized slave drivers)
  14   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  15   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  16   - User mode network stack
  17   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  18   - precise self modifying code (aka BeOS install bug)
  19
  20 version 0.5.3:
  21
  22   - added Bochs VESA VBE support
  23   - VGA memory map mode 3 access fix (OS/2 install fix)
  24   - IDE fixes (Jens Axboe)
  25   - CPU interrupt fixes
  26   - fixed various TLB invalidation cases (NT install)
  27   - fixed cr0.WP semantics (XP install)
  28   - direct chaining support for SPARC and PowerPC (faster)
  29   - ARM NWFPE support (initial patch by Ulrich Hecht)
  30   - added specific x86 to x86 translator (close to native performance
  31     in qemu-i386 and qemu-fast)
  32   - shm syscalls support (Paul McKerras)
  33   - added accurate CR0.MP/ME/TS emulation
  34   - fixed DMA memory write access (Win95 boot floppy fix)
  35   - graphical x86 linux loader
  36   - command line monitor
  37   - generic removable device support
  38   - support of CD-ROM change
  39   - multiple network interface support
  40   - initial x86-64 host support (Gwenole Beauchesne)
  41   - lret to outer priviledge fix (OS/2 install fix)
  42   - task switch fixes (SkyOS boot)
  43   - VM save/restore commands
  44   - new timer API
  45   - more precise RTC emulation (periodic timers + time updates)
  46   - Win32 port (initial patch by Kazu)
  47
  48 version 0.5.2:
  49
  50   - improved soft MMU speed (assembly functions and specializing)
  51   - improved multitasking speed by avoiding flushing TBs when
  52     switching tasks
  53   - improved qemu-fast speed
  54   - improved self modifying code handling (big performance gain in
  55     softmmu mode).
  56   - fixed IO checking
  57   - fixed CD-ROM detection (win98 install CD)
  58   - fixed addseg real mode bug (GRUB boot fix)
  59   - added ROM memory support (win98 boot)
  60   - fixed 'call Ev' in case of paging exception
  61   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  62     when launching executables for the supported target CPUs.
  63   - PowerPC system emulation update (Jocelyn Mayer)
  64   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  65   - polled mode for PIC (Jocelyn Mayer)
  66   - fixed PTE dirty bit handling
  67   - fixed xadd same reg bug
  68   - fixed cmpxchg exception safeness
  69   - access to virtual memory in gdb stub
  70   - task gate and NT flag fixes
  71   - eflags optimisation fix for string operations
  72
  73 version 0.5.1:
  74
  75   - float access fixes when using soft mmu
  76   - PC emulation support on PowerPC
  77   - A20 support
  78   - IDE CD-ROM emulation
  79   - ARM fixes (Ulrich Hecht)
  80   - SB16 emulation (malc)
  81   - IRET and INT fixes in VM86 mode with IOPL=3
  82   - Port I/Os use TSS io map
  83   - Full task switching/task gate support
  84   - added verr, verw, arpl, fcmovxx
  85   - PowerPC target support (Jocelyn Mayer)
  86   - Major SPARC target fixes (dynamically linked programs begin to work)
  87
  88 version 0.5.0:
  89
  90   - full hardware level VGA emulation
  91   - graphical display with SDL
  92   - added PS/2 mouse and keyboard emulation
  93   - popw (%esp) fix
  94   - mov to/from segment data width fix
  95   - added real mode support
  96   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
  97   - m68k host port (Richard Zidlicky)
  98   - partial soft MMU support for memory mapped I/Os
  99   - multi-target build
 100   - fixed: no error code in hardware interrupts
 101   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 102   - correct single stepping thru string operations
 103   - preliminary SPARC target support (Thomas M. Ogrisegg)
 104   - tun-fd option (Rusty Russell)
 105   - automatic IDE geometry detection
 106   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 107   - added man page
 108   - added full soft mmu mode to launch unpatched OSes.
 109
 110 version 0.4.3:
 111
 112   - x86 exception fix in case of nop instruction.
 113   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 114   - sparc and Alpha host fixes
 115   - many ARM target fixes: 'ls' and 'bash' can be launched.
 116
 117 version 0.4.2:
 118
 119  - many exception handling fixes (can compile a Linux kernel inside vl)
 120  - IDE emulation support
 121  - initial GDB stub support
 122  - deferred update support for disk images (Rusty Russell)
 123  - accept User Mode Linux Copy On Write disk images
 124  - SMP kernels can at least be booted
 125
 126 version 0.4.1:
 127
 128  - more accurate timer support in vl.
 129  - more reliable NE2000 probe in vl.
 130  - added 2.5.66 kernel in vl-test.
 131  - added VLTMPDIR environment variable in vl.
 132
 133 version 0.4:
 134
 135  - initial support for ring 0 x86 processor emulation
 136  - fixed signal handling for correct dosemu DPMI emulation
 137  - fast x86 MMU emulation with mmap()
 138  - fixed popl (%esp) case
 139  - Linux kernel can be executed by QEMU with the 'vl' command.
 140
 141 version 0.3:
 142
 143  - initial support for ARM emulation
 144  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 145  - added FPU register save in signal emulation
 146  - initial ARM port
 147  - Sparc and Alpha ports work on the regression test
 148  - generic ioctl number conversion
 149  - fixed ioctl type conversion
 150
 151 version 0.2:
 152
 153  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 154  - flock support (Rusty Russell)
 155  - ugetrlimit support (Rusty Russell)
 156  - fstat64 fix (Rusty Russell)
 157  - initial Alpha port (Falk Hueffner)
 158  - initial IA64 port (Matt Wilson)
 159  - initial Sparc and Sparc64 port (David S. Miller)
 160  - added HLT instruction
 161  - LRET instruction fix.
 162  - added GPF generation for I/Os.
 163  - added INT3 and TF flag support.
 164  - SHL instruction C flag fix.
 165  - mmap emulation for host page size > 4KB
 166  - self-modifying code support
 167  - better VM86 support (dosemu works on non trivial programs)
 168  - precise exception support (EIP is computed correctly in most cases)
 169  - more precise LDT/GDT/IDT emulation
 170  - faster segment load in vm86 mode
 171  - direct chaining of basic blocks (faster emulation)
 172
 173 version 0.1.6:
 174
 175  - automatic library search system. QEMU can now work with unpatched
 176    ELF dynamic loader and libc (Rusty Russell).
 177  - ISO C warning fixes (Alistair Strachan)
 178  - first self-virtualizable version (works only as long as the
 179    translation cache is not flushed)
 180  - RH9 fixes
 181
 182 version 0.1.5:
 183
 184  - ppc64 support + personality() patch (Rusty Russell)
 185  - first Alpha CPU patches (Falk Hueffner)
 186  - removed bfd.h dependancy
 187  - fixed shrd, shld, idivl and divl on PowerPC.
 188  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 189
 190 version 0.1.4:
 191
 192  - more accurate VM86 emulation (can launch small DOS 16 bit
 193    executables in wine).
 194  - fixed push/pop fs/gs
 195  - added iret instruction.
 196  - added times() syscall and SIOCATMARK ioctl.
 197
 198 version 0.1.3:
 199
 200  - S390 support (Ulrich Weigand)
 201  - glibc 2.3.x compile fix (Ulrich Weigand)
 202  - socketcall endian fix (Ulrich Weigand)
 203  - struct sockaddr endian fix (Ulrich Weigand)
 204  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 205  - execve endian fix (Ulrich Weigand)
 206  - fdset endian fix (Ulrich Weigand)
 207  - partial setsockopt syscall support (Ulrich Weigand)
 208  - more accurate pushf/popf emulation
 209  - first partial vm86() syscall support (can be used with runcom example).
 210  - added bound, cmpxchg8b, cpuid instructions
 211  - added 16 bit addressing support/override for string operations
 212  - poll() fix
 213
 214 version 0.1.2:
 215
 216  - compile fixes
 217  - xlat instruction
 218  - xchg instruction memory lock
 219  - added simple vm86 example (not working with QEMU yet). The 54 byte
 220    DOS executable 'pi_10.com' program was released by Bertram
 221    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 222
 223 version 0.1.1:
 224
 225  - glibc 2.2 compilation fixes
 226  - added -s and -L options
 227  - binary distribution of x86 glibc and wine
 228  - big endian fixes in ELF loader and getdents.
 229
 230 version 0.1:
 231
 232  - initial public release.