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162 Commits

Author SHA1 Message Date
Stanislav Shwartsman
4bed791ccb Added year 2013 to Copyright in all files already modified in new year 2013-01-19 20:45:03 +00:00
Stanislav Shwartsman
c337b7babb Intel Software Developers Manual rev45 was released 
Added CPUID bits and preparations for newly documented VMX features
 2013-01-16 16:57:48 +00:00
Stanislav Shwartsman
d93607cfe6 implemented pause threshold count in SVN + bugfix in SMAP 2013-01-08 21:03:22 +00:00
Stanislav Shwartsman
48d7fa3786 fixed code duplication, mainly in vmx/svm code 2012-12-26 21:59:16 +00:00
Stanislav Shwartsman
182ad65ea3 changes in avx emulation code 2012-12-09 16:42:48 +00:00
Stanislav Shwartsman
8a01ee1661 implemented SVM decode assists. some is still missing - coming soon 2012-11-02 07:46:50 +00:00
Stanislav Shwartsman
8d32f2e305 fixed another compilaton err in vapic 2012-10-28 18:32:58 +00:00
Stanislav Shwartsman
7e663e785e fix compilation err 2012-10-28 16:34:25 +00:00
Stanislav Shwartsman
744001e35e Implemented VMX APIC Registers Virtualization and VMX Virtual Interrupt Delivery emulation 
Bugfix: VMX: VmEntry should do TPR Virtualization (TPR Shadow + APIC Access Virtualization case is affected) and even could possibly cause TPR Threshold VMEXIT
 2012-10-26 18:43:53 +00:00
Stanislav Shwartsman
7e1b67f91e fixed bugs in vmx code 2012-10-25 16:08:28 +00:00
Stanislav Shwartsman
e7a2c9892c re-implement VTPF write using event handling interface as trap event (in preparation to more apic virtualization features) 2012-10-07 09:16:13 +00:00
Stanislav Shwartsman
c48e516386 implemented injection of MTF event. The MTF VMexec control is still not implemented yet 2012-10-05 20:48:22 +00:00
Stanislav Shwartsman
3cd11b02ee optimization and bugfix for prev commit 2012-10-04 21:30:50 +00:00
Stanislav Shwartsman
1b228aec32 Fixed double and triple fault detection in exception.cc. Remove errorno variable from CPU (redundant now) 2012-10-04 20:52:27 +00:00
Stanislav Shwartsman
f69bc016d2 vmx: nmi blocking after NMI event injection. better dbg print for VMEXIT 2012-10-04 16:15:58 +00:00
Stanislav Shwartsman
e397a86ce0 fixed code duplication related to EXT field 2012-09-29 09:31:34 +00:00
Stanislav Shwartsman
66a9a769fc fixed nmi window exiting 2012-09-25 20:00:33 +00:00
Stanislav Shwartsman
08d0ef6dbf fixes for new event handling code 2012-09-25 13:53:26 +00:00
Stanislav Shwartsman
d5f858d100 transfer VMX NMI window exiting into event vector infrastructure 2012-09-25 10:21:29 +00:00
Stanislav Shwartsman
40ba9c8d7b introducing new interface for handling CPU events based on vector of events and not on many not related variables. this is very initial implementation which takes into new interface only few events, more will code soon 2012-09-25 09:35:38 +00:00
Stanislav Shwartsman
4f6557697b small comments updates in vmx code 2012-09-13 05:33:05 +00:00
Stanislav Shwartsman
2c5165bc06 fix check of error_code feild on event injection 2012-09-12 04:12:58 +00:00
Stanislav Shwartsman
2f3c7ff8e4 implemented SMAP (Supervisor Mode Access Protection) from [Intel Architecture Instruction Set Extensions Programming Reference] rev14 
fixed enabling of ADX extensions in generic CPUID when enabled through .bochsrc

Small code cleanups on the way to implementation of APIC Registers Virtualization features disclosed in recent Intel SDM rev043
 2012-09-10 15:22:26 +00:00
Stanislav Shwartsman
cc694377b9 Standartization of Bochs instruction handlers. 
Bochs instruction emulation handlers won't refer to direct fields of instructions like MODRM.NNN or MODRM.RM anymore.
Use generic source/destination indications like SRC1, SRC2 and DST.
All handlers are modified to support new notation. In addition fetchDecode module was modified to assign sources to instructions properly.

Immediate benefits:
- Removal of several duplicated handlers (FMA3 duplicated with FMA4 is a trivial example)
- Simpler to understand fetch-decode code

Future benefits:
- Integration of disassembler into Bochs CPU module, ability to disasm bx_instruction_c instance (planned)

Huge patch. Almost all source files wre modified.
 2012-08-05 13:52:40 +00:00
Stanislav Shwartsman
e0729e32b8 fixed bug 3548108 VMEXIT instruction length Not always getting updated 2012-07-26 16:03:26 +00:00
Stanislav Shwartsman
ec06475dbf improve x86 hw breakpoint handling 2012-07-11 15:07:54 +00:00
Stanislav Shwartsman
515d8b5c25 add new instrumentation callbacks for physical memory access from CPU 2012-06-18 11:41:26 +00:00
Stanislav Shwartsman
f9540f1c24 - Improved CPU status restore after restoring from Bochs saved image 
- Changed many BX_ERROR messages about VMX VMEXIT takesn to BX_DEBUG
 2012-05-19 20:36:40 +00:00
Stanislav Shwartsman
39c14ef0d1 Implemented EPT A/D extensions support. 
Bochs is fully aligned with the latest published revision of
Intel Architecture Manual (revision 043) now.
 2012-05-02 18:11:39 +00:00
Stanislav Shwartsman
72a00ce9dd improved debug prints in MOV to/from CR 
SVM bugfix
remove redundant TLB flush call from SVM and VMX code
 2012-04-04 19:31:02 +00:00
Stanislav Shwartsman
3ca29cbdf3 stack direct access optimization - 5% emu speedup to all 32-bit guests, for 64-bit guests speedup is less because they have less stack accesses 2012-03-25 11:54:32 +00:00
Stanislav Shwartsman
a9d03340d6 correctly handle EFER.LMA and EFER.LME with unrestricted guests 2012-03-14 19:17:27 +00:00
Stanislav Shwartsman
25ffaeeea8 fixed VMX issue + small code reorg 2012-03-13 15:18:21 +00:00
Stanislav Shwartsman
0b5f798af1 re-commit changes from SVN rev11026 which were accidentially undo'ed by last Volker's commit 2012-02-12 19:13:57 +00:00
Volker Ruppert
de94b08a1a - class bx_list_c now contains a chained list of parameters. Removed the now 
obsolete maxsize parameter from all lists.
 2012-02-12 18:43:20 +00:00
Stanislav Shwartsman
855d2adece cleanups in paging code 2012-02-12 16:09:35 +00:00
Stanislav Shwartsman
9461797886 added extra param to debugger phy access callback + cleanup in vmexit functions 2012-01-17 21:50:15 +00:00
Stanislav Shwartsman
f5d55f5eb6 - Implemented Task Switch intercept in SVM, cleanup in task switch handling code 
- Changed (c) year in several cpu files
- Cleanup and indent fixes in VMX code
 2012-01-11 20:21:29 +00:00
Stanislav Shwartsman
cb366e00c5 fixed code duplication in exceptions 2012-01-11 06:27:35 +00:00
Stanislav Shwartsman
ba7887f31c fixed code duplication with v86 interrupt redirection 2012-01-10 08:13:34 +00:00
Stanislav Shwartsman
8d698c7087 fixed compilation err ith cpu-level=5 and cleanups 2012-01-09 20:52:15 +00:00
Stanislav Shwartsman
665d4568ee convert most popular svn/vmx msgs to bx_debug - can be used together with enabling log options per device from .bochsrc 2012-01-05 19:42:58 +00:00
Stanislav Shwartsman
fddccfb498 code cleanup + copy/paste removal 2012-01-04 21:36:39 +00:00
Stanislav Shwartsman
8c8fa8ec25 vmx cleanups 2012-01-03 20:27:40 +00:00
Stanislav Shwartsman
269d5e3443 more SVM fixes 2012-01-01 20:26:23 +00:00
Stanislav Shwartsman
7f5f917a34 more SVM implementation 2011-12-27 19:42:11 +00:00
Stanislav Shwartsman
6ae86a059b firt cleanup in SVM code. added intercept check for MSR and IO 2011-12-26 19:57:39 +00:00
Stanislav Shwartsman
8b4a2c2034 implemented some more intercepts. 
fixed compilation without SVM
 2011-12-26 16:33:13 +00:00
Stanislav Shwartsman
bfcbb81602 SVM: 
- IO intercept is not implemented yet
 - MSR intercept is not implemented yet

VMX:
 Fixed Bochs PANIC crash when doing I/O access crossing VMX I/O permission bitmaps.
 This can happen because access_physical_read and access_physical_write cannot access memory cross 4K boundary.
 2011-12-25 22:09:31 +00:00
Stanislav Shwartsman
a44c1b8e1e SVM and VMX share tsc offset code 2011-12-25 19:53:23 +00:00