Changelog

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