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