Changelog

   1 version 0.5.6:
   2
   3   - minimalist FPU exception support (NetBSD FPU probe fix)
   4   - cr0.ET fix (Win95 boot)
   5   - *BSD port (Markus Niemisto)
   6   - I/O access fix (signaled by Mark Jonckheere)
   7   - IDE drives serial number fix (Mike Nordell)
   8   - int13 CDROM BIOS fix (aka Solaris x86 install CD fix)
   9   - int15, ah=86 BIOS fix (aka Solaris x86 hardware probe hang up fix)
  10   - BSR/BSF "undefined behaviour" fix
  11   - vmdk2raw: convert VMware disk images to raw images
  12   - PCI support
  13   - NE2K PCI support
  14   - dummy VGA PCI support
  15   - VGA font selection fix (Daniel Serpell)
  16   - PIC reset fix (Hidemi KAWAI)
  17   - PIC spurious irq support (aka Solaris install bug)
  18   - added '-localtime' option
  19   - preliminary Cirrus CLGD 54xx VGA support (Makoto Suzuki (suzu))
  20
  21 version 0.5.5:
  22
  23   - SDL full screen support (initial patch by malc)
  24   - VGA support on PowerPC PREP
  25   - VBE fixes (Matthew Mastracci)
  26   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
  27   - IDE master only fixes (aka Win98 CD-ROM probe bug)
  28   - ARM load/store half word fix (Ulrich Hecht)
  29   - FDC fixes for Win98
  30
  31 version 0.5.4:
  32
  33   - qemu-fast fixes
  34   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  35   - keyboard/mouse fix (Mike Nordell)
  36   - IDE fixes (Linux did not recognized slave drivers)
  37   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  38   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  39   - User mode network stack
  40   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  41   - precise self modifying code (aka BeOS install bug)
  42
  43 version 0.5.3:
  44
  45   - added Bochs VESA VBE support
  46   - VGA memory map mode 3 access fix (OS/2 install fix)
  47   - IDE fixes (Jens Axboe)
  48   - CPU interrupt fixes
  49   - fixed various TLB invalidation cases (NT install)
  50   - fixed cr0.WP semantics (XP install)
  51   - direct chaining support for SPARC and PowerPC (faster)
  52   - ARM NWFPE support (initial patch by Ulrich Hecht)
  53   - added specific x86 to x86 translator (close to native performance
  54     in qemu-i386 and qemu-fast)
  55   - shm syscalls support (Paul McKerras)
  56   - added accurate CR0.MP/ME/TS emulation
  57   - fixed DMA memory write access (Win95 boot floppy fix)
  58   - graphical x86 linux loader
  59   - command line monitor
  60   - generic removable device support
  61   - support of CD-ROM change
  62   - multiple network interface support
  63   - initial x86-64 host support (Gwenole Beauchesne)
  64   - lret to outer priviledge fix (OS/2 install fix)
  65   - task switch fixes (SkyOS boot)
  66   - VM save/restore commands
  67   - new timer API
  68   - more precise RTC emulation (periodic timers + time updates)
  69   - Win32 port (initial patch by Kazu)
  70
  71 version 0.5.2:
  72
  73   - improved soft MMU speed (assembly functions and specializing)
  74   - improved multitasking speed by avoiding flushing TBs when
  75     switching tasks
  76   - improved qemu-fast speed
  77   - improved self modifying code handling (big performance gain in
  78     softmmu mode).
  79   - fixed IO checking
  80   - fixed CD-ROM detection (win98 install CD)
  81   - fixed addseg real mode bug (GRUB boot fix)
  82   - added ROM memory support (win98 boot)
  83   - fixed 'call Ev' in case of paging exception
  84   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  85     when launching executables for the supported target CPUs.
  86   - PowerPC system emulation update (Jocelyn Mayer)
  87   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  88   - polled mode for PIC (Jocelyn Mayer)
  89   - fixed PTE dirty bit handling
  90   - fixed xadd same reg bug
  91   - fixed cmpxchg exception safeness
  92   - access to virtual memory in gdb stub
  93   - task gate and NT flag fixes
  94   - eflags optimisation fix for string operations
  95
  96 version 0.5.1:
  97
  98   - float access fixes when using soft mmu
  99   - PC emulation support on PowerPC
 100   - A20 support
 101   - IDE CD-ROM emulation
 102   - ARM fixes (Ulrich Hecht)
 103   - SB16 emulation (malc)
 104   - IRET and INT fixes in VM86 mode with IOPL=3
 105   - Port I/Os use TSS io map
 106   - Full task switching/task gate support
 107   - added verr, verw, arpl, fcmovxx
 108   - PowerPC target support (Jocelyn Mayer)
 109   - Major SPARC target fixes (dynamically linked programs begin to work)
 110
 111 version 0.5.0:
 112
 113   - full hardware level VGA emulation
 114   - graphical display with SDL
 115   - added PS/2 mouse and keyboard emulation
 116   - popw (%esp) fix
 117   - mov to/from segment data width fix
 118   - added real mode support
 119   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 120   - m68k host port (Richard Zidlicky)
 121   - partial soft MMU support for memory mapped I/Os
 122   - multi-target build
 123   - fixed: no error code in hardware interrupts
 124   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 125   - correct single stepping thru string operations
 126   - preliminary SPARC target support (Thomas M. Ogrisegg)
 127   - tun-fd option (Rusty Russell)
 128   - automatic IDE geometry detection
 129   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 130   - added man page
 131   - added full soft mmu mode to launch unpatched OSes.
 132
 133 version 0.4.3:
 134
 135   - x86 exception fix in case of nop instruction.
 136   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 137   - sparc and Alpha host fixes
 138   - many ARM target fixes: 'ls' and 'bash' can be launched.
 139
 140 version 0.4.2:
 141
 142  - many exception handling fixes (can compile a Linux kernel inside vl)
 143  - IDE emulation support
 144  - initial GDB stub support
 145  - deferred update support for disk images (Rusty Russell)
 146  - accept User Mode Linux Copy On Write disk images
 147  - SMP kernels can at least be booted
 148
 149 version 0.4.1:
 150
 151  - more accurate timer support in vl.
 152  - more reliable NE2000 probe in vl.
 153  - added 2.5.66 kernel in vl-test.
 154  - added VLTMPDIR environment variable in vl.
 155
 156 version 0.4:
 157
 158  - initial support for ring 0 x86 processor emulation
 159  - fixed signal handling for correct dosemu DPMI emulation
 160  - fast x86 MMU emulation with mmap()
 161  - fixed popl (%esp) case
 162  - Linux kernel can be executed by QEMU with the 'vl' command.
 163
 164 version 0.3:
 165
 166  - initial support for ARM emulation
 167  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 168  - added FPU register save in signal emulation
 169  - initial ARM port
 170  - Sparc and Alpha ports work on the regression test
 171  - generic ioctl number conversion
 172  - fixed ioctl type conversion
 173
 174 version 0.2:
 175
 176  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 177  - flock support (Rusty Russell)
 178  - ugetrlimit support (Rusty Russell)
 179  - fstat64 fix (Rusty Russell)
 180  - initial Alpha port (Falk Hueffner)
 181  - initial IA64 port (Matt Wilson)
 182  - initial Sparc and Sparc64 port (David S. Miller)
 183  - added HLT instruction
 184  - LRET instruction fix.
 185  - added GPF generation for I/Os.
 186  - added INT3 and TF flag support.
 187  - SHL instruction C flag fix.
 188  - mmap emulation for host page size > 4KB
 189  - self-modifying code support
 190  - better VM86 support (dosemu works on non trivial programs)
 191  - precise exception support (EIP is computed correctly in most cases)
 192  - more precise LDT/GDT/IDT emulation
 193  - faster segment load in vm86 mode
 194  - direct chaining of basic blocks (faster emulation)
 195
 196 version 0.1.6:
 197
 198  - automatic library search system. QEMU can now work with unpatched
 199    ELF dynamic loader and libc (Rusty Russell).
 200  - ISO C warning fixes (Alistair Strachan)
 201  - first self-virtualizable version (works only as long as the
 202    translation cache is not flushed)
 203  - RH9 fixes
 204
 205 version 0.1.5:
 206
 207  - ppc64 support + personality() patch (Rusty Russell)
 208  - first Alpha CPU patches (Falk Hueffner)
 209  - removed bfd.h dependancy
 210  - fixed shrd, shld, idivl and divl on PowerPC.
 211  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 212
 213 version 0.1.4:
 214
 215  - more accurate VM86 emulation (can launch small DOS 16 bit
 216    executables in wine).
 217  - fixed push/pop fs/gs
 218  - added iret instruction.
 219  - added times() syscall and SIOCATMARK ioctl.
 220
 221 version 0.1.3:
 222
 223  - S390 support (Ulrich Weigand)
 224  - glibc 2.3.x compile fix (Ulrich Weigand)
 225  - socketcall endian fix (Ulrich Weigand)
 226  - struct sockaddr endian fix (Ulrich Weigand)
 227  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 228  - execve endian fix (Ulrich Weigand)
 229  - fdset endian fix (Ulrich Weigand)
 230  - partial setsockopt syscall support (Ulrich Weigand)
 231  - more accurate pushf/popf emulation
 232  - first partial vm86() syscall support (can be used with runcom example).
 233  - added bound, cmpxchg8b, cpuid instructions
 234  - added 16 bit addressing support/override for string operations
 235  - poll() fix
 236
 237 version 0.1.2:
 238
 239  - compile fixes
 240  - xlat instruction
 241  - xchg instruction memory lock
 242  - added simple vm86 example (not working with QEMU yet). The 54 byte
 243    DOS executable 'pi_10.com' program was released by Bertram
 244    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 245
 246 version 0.1.1:
 247
 248  - glibc 2.2 compilation fixes
 249  - added -s and -L options
 250  - binary distribution of x86 glibc and wine
 251  - big endian fixes in ELF loader and getdents.
 252
 253 version 0.1:
 254
 255  - initial public release.