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   - Support for other PC BIOSes
  24   - Initial PowerMac hardware emulation
  25   - PowerMac/PREP OpenFirmware compatible BIOS (Jocelyn Mayer)
  26
  27 version 0.5.5:
  28
  29   - SDL full screen support (initial patch by malc)
  30   - VGA support on PowerPC PREP
  31   - VBE fixes (Matthew Mastracci)
  32   - PIT fixes (aka Win98 hardware probe and "VGA slowness" bug)
  33   - IDE master only fixes (aka Win98 CD-ROM probe bug)
  34   - ARM load/store half word fix (Ulrich Hecht)
  35   - FDC fixes for Win98
  36
  37 version 0.5.4:
  38
  39   - qemu-fast fixes
  40   - BIOS area protection fix (aka EMM386.EXE fix) (Mike Nordell)
  41   - keyboard/mouse fix (Mike Nordell)
  42   - IDE fixes (Linux did not recognized slave drivers)
  43   - VM86 EIP masking fix (aka NT5 install fix) (Mike Nordell)
  44   - QEMU can now boot a PowerPC Linux kernel (Jocelyn Mayer)
  45   - User mode network stack
  46   - imul imm8 fix + 0x82 opcode support (Hidemi KAWAI)
  47   - precise self modifying code (aka BeOS install bug)
  48
  49 version 0.5.3:
  50
  51   - added Bochs VESA VBE support
  52   - VGA memory map mode 3 access fix (OS/2 install fix)
  53   - IDE fixes (Jens Axboe)
  54   - CPU interrupt fixes
  55   - fixed various TLB invalidation cases (NT install)
  56   - fixed cr0.WP semantics (XP install)
  57   - direct chaining support for SPARC and PowerPC (faster)
  58   - ARM NWFPE support (initial patch by Ulrich Hecht)
  59   - added specific x86 to x86 translator (close to native performance
  60     in qemu-i386 and qemu-fast)
  61   - shm syscalls support (Paul McKerras)
  62   - added accurate CR0.MP/ME/TS emulation
  63   - fixed DMA memory write access (Win95 boot floppy fix)
  64   - graphical x86 linux loader
  65   - command line monitor
  66   - generic removable device support
  67   - support of CD-ROM change
  68   - multiple network interface support
  69   - initial x86-64 host support (Gwenole Beauchesne)
  70   - lret to outer priviledge fix (OS/2 install fix)
  71   - task switch fixes (SkyOS boot)
  72   - VM save/restore commands
  73   - new timer API
  74   - more precise RTC emulation (periodic timers + time updates)
  75   - Win32 port (initial patch by Kazu)
  76
  77 version 0.5.2:
  78
  79   - improved soft MMU speed (assembly functions and specializing)
  80   - improved multitasking speed by avoiding flushing TBs when
  81     switching tasks
  82   - improved qemu-fast speed
  83   - improved self modifying code handling (big performance gain in
  84     softmmu mode).
  85   - fixed IO checking
  86   - fixed CD-ROM detection (win98 install CD)
  87   - fixed addseg real mode bug (GRUB boot fix)
  88   - added ROM memory support (win98 boot)
  89   - fixed 'call Ev' in case of paging exception
  90   - updated the script 'qemu-binfmt-conf.sh' to use QEMU automagically
  91     when launching executables for the supported target CPUs.
  92   - PowerPC system emulation update (Jocelyn Mayer)
  93   - PC floppy emulation and DMA fixes (Jocelyn Mayer)
  94   - polled mode for PIC (Jocelyn Mayer)
  95   - fixed PTE dirty bit handling
  96   - fixed xadd same reg bug
  97   - fixed cmpxchg exception safeness
  98   - access to virtual memory in gdb stub
  99   - task gate and NT flag fixes
 100   - eflags optimisation fix for string operations
 101
 102 version 0.5.1:
 103
 104   - float access fixes when using soft mmu
 105   - PC emulation support on PowerPC
 106   - A20 support
 107   - IDE CD-ROM emulation
 108   - ARM fixes (Ulrich Hecht)
 109   - SB16 emulation (malc)
 110   - IRET and INT fixes in VM86 mode with IOPL=3
 111   - Port I/Os use TSS io map
 112   - Full task switching/task gate support
 113   - added verr, verw, arpl, fcmovxx
 114   - PowerPC target support (Jocelyn Mayer)
 115   - Major SPARC target fixes (dynamically linked programs begin to work)
 116
 117 version 0.5.0:
 118
 119   - full hardware level VGA emulation
 120   - graphical display with SDL
 121   - added PS/2 mouse and keyboard emulation
 122   - popw (%esp) fix
 123   - mov to/from segment data width fix
 124   - added real mode support
 125   - added Bochs BIOS and LGPL'ed VGA BIOS loader in qemu
 126   - m68k host port (Richard Zidlicky)
 127   - partial soft MMU support for memory mapped I/Os
 128   - multi-target build
 129   - fixed: no error code in hardware interrupts
 130   - fixed: pop ss, mov ss, x and sti disable hardware irqs for the next insn
 131   - correct single stepping thru string operations
 132   - preliminary SPARC target support (Thomas M. Ogrisegg)
 133   - tun-fd option (Rusty Russell)
 134   - automatic IDE geometry detection
 135   - renamed 'vl' to qemu[-fast] and user qemu to qemu-{cpu}.
 136   - added man page
 137   - added full soft mmu mode to launch unpatched OSes.
 138
 139 version 0.4.3:
 140
 141   - x86 exception fix in case of nop instruction.
 142   - gcc 3.2.2 bug workaround (RedHat 9 fix)
 143   - sparc and Alpha host fixes
 144   - many ARM target fixes: 'ls' and 'bash' can be launched.
 145
 146 version 0.4.2:
 147
 148  - many exception handling fixes (can compile a Linux kernel inside vl)
 149  - IDE emulation support
 150  - initial GDB stub support
 151  - deferred update support for disk images (Rusty Russell)
 152  - accept User Mode Linux Copy On Write disk images
 153  - SMP kernels can at least be booted
 154
 155 version 0.4.1:
 156
 157  - more accurate timer support in vl.
 158  - more reliable NE2000 probe in vl.
 159  - added 2.5.66 kernel in vl-test.
 160  - added VLTMPDIR environment variable in vl.
 161
 162 version 0.4:
 163
 164  - initial support for ring 0 x86 processor emulation
 165  - fixed signal handling for correct dosemu DPMI emulation
 166  - fast x86 MMU emulation with mmap()
 167  - fixed popl (%esp) case
 168  - Linux kernel can be executed by QEMU with the 'vl' command.
 169
 170 version 0.3:
 171
 172  - initial support for ARM emulation
 173  - added fnsave, frstor, fnstenv, fldenv FPU instructions
 174  - added FPU register save in signal emulation
 175  - initial ARM port
 176  - Sparc and Alpha ports work on the regression test
 177  - generic ioctl number conversion
 178  - fixed ioctl type conversion
 179
 180 version 0.2:
 181
 182  - PowerPC disassembly and ELF symbols output (Rusty Russell)
 183  - flock support (Rusty Russell)
 184  - ugetrlimit support (Rusty Russell)
 185  - fstat64 fix (Rusty Russell)
 186  - initial Alpha port (Falk Hueffner)
 187  - initial IA64 port (Matt Wilson)
 188  - initial Sparc and Sparc64 port (David S. Miller)
 189  - added HLT instruction
 190  - LRET instruction fix.
 191  - added GPF generation for I/Os.
 192  - added INT3 and TF flag support.
 193  - SHL instruction C flag fix.
 194  - mmap emulation for host page size > 4KB
 195  - self-modifying code support
 196  - better VM86 support (dosemu works on non trivial programs)
 197  - precise exception support (EIP is computed correctly in most cases)
 198  - more precise LDT/GDT/IDT emulation
 199  - faster segment load in vm86 mode
 200  - direct chaining of basic blocks (faster emulation)
 201
 202 version 0.1.6:
 203
 204  - automatic library search system. QEMU can now work with unpatched
 205    ELF dynamic loader and libc (Rusty Russell).
 206  - ISO C warning fixes (Alistair Strachan)
 207  - first self-virtualizable version (works only as long as the
 208    translation cache is not flushed)
 209  - RH9 fixes
 210
 211 version 0.1.5:
 212
 213  - ppc64 support + personality() patch (Rusty Russell)
 214  - first Alpha CPU patches (Falk Hueffner)
 215  - removed bfd.h dependancy
 216  - fixed shrd, shld, idivl and divl on PowerPC.
 217  - fixed buggy glibc PowerPC rint() function (test-i386 passes now on PowerPC).
 218
 219 version 0.1.4:
 220
 221  - more accurate VM86 emulation (can launch small DOS 16 bit
 222    executables in wine).
 223  - fixed push/pop fs/gs
 224  - added iret instruction.
 225  - added times() syscall and SIOCATMARK ioctl.
 226
 227 version 0.1.3:
 228
 229  - S390 support (Ulrich Weigand)
 230  - glibc 2.3.x compile fix (Ulrich Weigand)
 231  - socketcall endian fix (Ulrich Weigand)
 232  - struct sockaddr endian fix (Ulrich Weigand)
 233  - sendmsg/recvmsg endian fix (Ulrich Weigand)
 234  - execve endian fix (Ulrich Weigand)
 235  - fdset endian fix (Ulrich Weigand)
 236  - partial setsockopt syscall support (Ulrich Weigand)
 237  - more accurate pushf/popf emulation
 238  - first partial vm86() syscall support (can be used with runcom example).
 239  - added bound, cmpxchg8b, cpuid instructions
 240  - added 16 bit addressing support/override for string operations
 241  - poll() fix
 242
 243 version 0.1.2:
 244
 245  - compile fixes
 246  - xlat instruction
 247  - xchg instruction memory lock
 248  - added simple vm86 example (not working with QEMU yet). The 54 byte
 249    DOS executable 'pi_10.com' program was released by Bertram
 250    Felgenhauer (more information at http://www.boo.net/~jasonp/pipage.html).
 251
 252 version 0.1.1:
 253
 254  - glibc 2.2 compilation fixes
 255  - added -s and -L options
 256  - binary distribution of x86 glibc and wine
 257  - big endian fixes in ELF loader and getdents.
 258
 259 version 0.1:
 260
 261  - initial public release.