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   - Cirrus CLGD 54xx VGA support (initial patch by Makoto Suzuki
  20     (suzu))
  21   - APM and system shutdown support
  22   - Fixed system reset
  23
  24 version 0.5.5:
  25
  26   - SDL full screen support (initial patch by malc)
  27   - VGA support on PowerPC PREP
  28   - VBE fixes (Matthew Mastracci)
  29   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
  30   - IDE master only fixes (aka Win98 CD-ROM probe bug)
  31   - ARM load/store half word fix (Ulrich Hecht)
  32   - FDC fixes for Win98
  33
  34 version 0.5.4:
  35
  36   - qemu-fast fixes
  37   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  38   - keyboard/mouse fix (Mike Nordell)
  39   - IDE fixes (Linux did not recognized slave drivers)
  40   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  41   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  42   - User mode network stack
  43   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  44   - precise self modifying code (aka BeOS install bug)
  45
  46 version 0.5.3:
  47
  48   - added Bochs VESA VBE support
  49   - VGA memory map mode 3 access fix (OS/2 install fix)
  50   - IDE fixes (Jens Axboe)
  51   - CPU interrupt fixes
  52   - fixed various TLB invalidation cases (NT install)
  53   - fixed cr0.WP semantics (XP install)
  54   - direct chaining support for SPARC and PowerPC (faster)
  55   - ARM NWFPE support (initial patch by Ulrich Hecht)
  56   - added specific x86 to x86 translator (close to native performance
  57     in qemu-i386 and qemu-fast)
  58   - shm syscalls support (Paul McKerras)
  59   - added accurate CR0.MP/ME/TS emulation
  60   - fixed DMA memory write access (Win95 boot floppy fix)
  61   - graphical x86 linux loader
  62   - command line monitor
  63   - generic removable device support
  64   - support of CD-ROM change
  65   - multiple network interface support
  66   - initial x86-64 host support (Gwenole Beauchesne)
  67   - lret to outer priviledge fix (OS/2 install fix)
  68   - task switch fixes (SkyOS boot)
  69   - VM save/restore commands
  70   - new timer API
  71   - more precise RTC emulation (periodic timers + time updates)
  72   - Win32 port (initial patch by Kazu)
  73
  74 version 0.5.2:
  75
  76   - improved soft MMU speed (assembly functions and specializing)
  77   - improved multitasking speed by avoiding flushing TBs when
  78     switching tasks
  79   - improved qemu-fast speed
  80   - improved self modifying code handling (big performance gain in
  81     softmmu mode).
  82   - fixed IO checking
  83   - fixed CD-ROM detection (win98 install CD)
  84   - fixed addseg real mode bug (GRUB boot fix)
  85   - added ROM memory support (win98 boot)
  86   - fixed 'call Ev' in case of paging exception
  87   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  88     when launching executables for the supported target CPUs.
  89   - PowerPC system emulation update (Jocelyn Mayer)
  90   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  91   - polled mode for PIC (Jocelyn Mayer)
  92   - fixed PTE dirty bit handling
  93   - fixed xadd same reg bug
  94   - fixed cmpxchg exception safeness
  95   - access to virtual memory in gdb stub
  96   - task gate and NT flag fixes
  97   - eflags optimisation fix for string operations
  98
  99 version 0.5.1:
 100
 101   - float access fixes when using soft mmu
 102   - PC emulation support on PowerPC
 103   - A20 support
 104   - IDE CD-ROM emulation
 105   - ARM fixes (Ulrich Hecht)
 106   - SB16 emulation (malc)
 107   - IRET and INT fixes in VM86 mode with IOPL=3
 108   - Port I/Os use TSS io map
 109   - Full task switching/task gate support
 110   - added verr, verw, arpl, fcmovxx
 111   - PowerPC target support (Jocelyn Mayer)
 112   - Major SPARC target fixes (dynamically linked programs begin to work)
 113
 114 version 0.5.0:
 115
 116   - full hardware level VGA emulation
 117   - graphical display with SDL
 118   - added PS/2 mouse and keyboard emulation
 119   - popw (%esp) fix
 120   - mov to/from segment data width fix
 121   - added real mode support
 122   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 123   - m68k host port (Richard Zidlicky)
 124   - partial soft MMU support for memory mapped I/Os
 125   - multi-target build
 126   - fixed: no error code in hardware interrupts
 127   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 128   - correct single stepping thru string operations
 129   - preliminary SPARC target support (Thomas M. Ogrisegg)
 130   - tun-fd option (Rusty Russell)
 131   - automatic IDE geometry detection
 132   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 133   - added man page
 134   - added full soft mmu mode to launch unpatched OSes.
 135
 136 version 0.4.3:
 137
 138   - x86 exception fix in case of nop instruction.
 139   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 140   - sparc and Alpha host fixes
 141   - many ARM target fixes: 'ls' and 'bash' can be launched.
 142
 143 version 0.4.2:
 144
 145  - many exception handling fixes (can compile a Linux kernel inside vl)
 146  - IDE emulation support
 147  - initial GDB stub support
 148  - deferred update support for disk images (Rusty Russell)
 149  - accept User Mode Linux Copy On Write disk images
 150  - SMP kernels can at least be booted
 151
 152 version 0.4.1:
 153
 154  - more accurate timer support in vl.
 155  - more reliable NE2000 probe in vl.
 156  - added 2.5.66 kernel in vl-test.
 157  - added VLTMPDIR environment variable in vl.
 158
 159 version 0.4:
 160
 161  - initial support for ring 0 x86 processor emulation
 162  - fixed signal handling for correct dosemu DPMI emulation
 163  - fast x86 MMU emulation with mmap()
 164  - fixed popl (%esp) case
 165  - Linux kernel can be executed by QEMU with the 'vl' command.
 166
 167 version 0.3:
 168
 169  - initial support for ARM emulation
 170  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 171  - added FPU register save in signal emulation
 172  - initial ARM port
 173  - Sparc and Alpha ports work on the regression test
 174  - generic ioctl number conversion
 175  - fixed ioctl type conversion
 176
 177 version 0.2:
 178
 179  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 180  - flock support (Rusty Russell)
 181  - ugetrlimit support (Rusty Russell)
 182  - fstat64 fix (Rusty Russell)
 183  - initial Alpha port (Falk Hueffner)
 184  - initial IA64 port (Matt Wilson)
 185  - initial Sparc and Sparc64 port (David S. Miller)
 186  - added HLT instruction
 187  - LRET instruction fix.
 188  - added GPF generation for I/Os.
 189  - added INT3 and TF flag support.
 190  - SHL instruction C flag fix.
 191  - mmap emulation for host page size > 4KB
 192  - self-modifying code support
 193  - better VM86 support (dosemu works on non trivial programs)
 194  - precise exception support (EIP is computed correctly in most cases)
 195  - more precise LDT/GDT/IDT emulation
 196  - faster segment load in vm86 mode
 197  - direct chaining of basic blocks (faster emulation)
 198
 199 version 0.1.6:
 200
 201  - automatic library search system. QEMU can now work with unpatched
 202    ELF dynamic loader and libc (Rusty Russell).
 203  - ISO C warning fixes (Alistair Strachan)
 204  - first self-virtualizable version (works only as long as the
 205    translation cache is not flushed)
 206  - RH9 fixes
 207
 208 version 0.1.5:
 209
 210  - ppc64 support + personality() patch (Rusty Russell)
 211  - first Alpha CPU patches (Falk Hueffner)
 212  - removed bfd.h dependancy
 213  - fixed shrd, shld, idivl and divl on PowerPC.
 214  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 215
 216 version 0.1.4:
 217
 218  - more accurate VM86 emulation (can launch small DOS 16 bit
 219    executables in wine).
 220  - fixed push/pop fs/gs
 221  - added iret instruction.
 222  - added times() syscall and SIOCATMARK ioctl.
 223
 224 version 0.1.3:
 225
 226  - S390 support (Ulrich Weigand)
 227  - glibc 2.3.x compile fix (Ulrich Weigand)
 228  - socketcall endian fix (Ulrich Weigand)
 229  - struct sockaddr endian fix (Ulrich Weigand)
 230  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 231  - execve endian fix (Ulrich Weigand)
 232  - fdset endian fix (Ulrich Weigand)
 233  - partial setsockopt syscall support (Ulrich Weigand)
 234  - more accurate pushf/popf emulation
 235  - first partial vm86() syscall support (can be used with runcom example).
 236  - added bound, cmpxchg8b, cpuid instructions
 237  - added 16 bit addressing support/override for string operations
 238  - poll() fix
 239
 240 version 0.1.2:
 241
 242  - compile fixes
 243  - xlat instruction
 244  - xchg instruction memory lock
 245  - added simple vm86 example (not working with QEMU yet). The 54 byte
 246    DOS executable 'pi_10.com' program was released by Bertram
 247    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 248
 249 version 0.1.1:
 250
 251  - glibc 2.2 compilation fixes
 252  - added -s and -L options
 253  - binary distribution of x86 glibc and wine
 254  - big endian fixes in ELF loader and getdents.
 255
 256 version 0.1:
 257
 258  - initial public release.