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Bochs 2.5.1 released


Robert
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Emulates old PCs.

 

Get it here --> http://bochs.sourceforge.net/

 

Changes in 2.5.1 (January 6, 2012):

 

- CPU / CPUDB

- Added Athlon64 (Venice) configuration to the CPUDB

- BMI: fixed EFLAGS after BMI instructions

- MSR: access to AMD extended MSR space was impossible due to a bug in RDMSR/WRMSR

- VMX: fixed VMFUNC instruction behavior to align with Intel SDM revision 041

- VMX: fixed Bochs PANIC when doing I/O access crossing VMX I/O permission bitmaps

- VMX: fixed VirtualBox VMX guest Guru Meditation - FS.BASE got corrupted after saving/restoring unusable FS selector

- VMX: fixed VirtualBox failures with VMX+EPT enabled

- Better report of supported CPUID features when not using pre-defined CPUID profile

 

- Debugger / Instrumentation

- fixed typo - closing SF bug [3461405] step all command fails in SMP mode

- instrumentation: added special indication for indirect call/jump

 

- Configure and compile

- fixed compilation err in instrumentation call (tasking.cc)

- fixed compilation err with x86 hw breakpoint enabled and CPU_LEVEL

- fixed compilation issue under win32 --with-nogui

- added missing dependencies for cdrom_osx.o

- removed very old deprecated configure options from configure script

 

- I/O Devices

- fixed possible failures of PCI DMA transfers

- VVFAT: several fixes in the optional write support (passes test with XP)

- USB UHCI: some fixes to make it work in XP guest

- removed devices 'acpi', 'ioapic' and 'pci_ide' from optional plugin control to avoid trouble

 

- Config interface / GUI and display libraries

- added VMX .bochsrc option to control VMX support on runtime

- fix for x86-64 .bochsrc option parsing (patch from @SF)

- fix for @SF bug: Crash on WIN2K - ID: 3454214

- added 'nokeyrepeat' option for the SDL and win32 gui

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