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403 Commits

Author SHA1 Message Date
Stanislav Shwartsman
f8e4e7f16b clean up/fixed instrumentation examples + removed old 2-years old configure options check (deprecated) 2011-07-23 19:58:38 +00:00
Stanislav Shwartsman
cac3c836fa fixed typo 2011-07-18 21:47:14 +00:00
Stanislav Shwartsman
cddd1e3758 MONITOR/MWAIT: Do monitor on cache line granularity only + bugfix with possible TLB caching of monitored line 2011-07-18 21:44:22 +00:00
Stanislav Shwartsman
f81e47cca2 it is better to handle A20 in paging already 2011-07-18 20:22:59 +00:00
Stanislav Shwartsman
28a58f4ea5 fix rdtscp code 2011-07-09 22:28:08 +00:00
Stanislav Shwartsman
002c86660a reword all the CPU code in preparation for future CPU speedup implementation. 
Bochs emulation can be another 10-15% faster using technique described in paper
"Fast Microcode Interpretation with Transactional Commit/Abort"
http://amas-bt.cs.virginia.edu/2011proceedings/amasbt2011-p3.pdf
 2011-07-06 20:01:18 +00:00
Stanislav Shwartsman
ee3f9e36cb Implemented Supervisor Mode Execution Protection (SMEP) 2011-05-29 16:28:26 +00:00
Stanislav Shwartsman
024a1ace38 move X2APIC to be .bochsrc option, rework of the cpuid code 2011-04-21 13:27:42 +00:00
Stanislav Shwartsman
31dd6a70db small cleanups 2011-03-20 21:16:45 +00:00
Stanislav Shwartsman
7ced718040 implemented AVX instructions support 
many changes - some cleanup will follow
please report ay found bugs !
 2011-03-19 20:09:34 +00:00
Stanislav Shwartsman
7d80a6ebe0 Adding Id and Rev property to all files 2011-02-24 21:54:04 +00:00
Stanislav Shwartsman
a31103e7d8 optimize fetchdecode tables - part2 2011-01-21 16:07:51 +00:00
Stanislav Shwartsman
1bd512e98d split more SSE ops, optimizations in MMX code 2010-12-25 17:04:36 +00:00
Stanislav Shwartsman
43600f3756 complete rework of SSE code 
next step - split all SSE opcodes by ModC0
 2010-12-22 21:16:02 +00:00
Stanislav Shwartsman
4a85a8680e SSE optimization 2010-12-19 07:06:40 +00:00
Stanislav Shwartsman
8308a47168 trying to get rid of b1() in instruction class 2010-09-24 21:15:16 +00:00
Stanislav Shwartsman
1107ce138e small fetchdecode optimization 2010-09-07 19:54:50 +00:00
Stanislav Shwartsman
55cb12badf fixed missed canonical failure on system access 2010-07-22 20:12:25 +00:00
Stanislav Shwartsman
91ac0df65c implemented GS/FS BASE access instructions published in _319433-007.pdf document 2010-07-22 16:41:59 +00:00
Stanislav Shwartsman
59ad9d8de8 Fixes 2010-07-15 20:18:03 +00:00
Stanislav Shwartsman
30fecf9792 changes in comments only 2010-04-22 17:51:37 +00:00
Stanislav Shwartsman
50462dde9a RDTSCP could be run outside long64 2010-04-08 16:38:41 +00:00
Stanislav Shwartsman
9cece96d14 fixes 2010-04-04 18:46:03 +00:00
Stanislav Shwartsman
7c42447c77 move secondary VMEXEC controls to -enable-vmx=2 option 
EPT coming next
 2010-04-03 07:30:23 +00:00
Stanislav Shwartsman
d39d485ece changes variable name to better one 2010-04-03 05:59:07 +00:00
Stanislav Shwartsman
93220f6b6e fixes 2010-04-02 21:22:17 +00:00
Stanislav Shwartsman
33262356ec small optimization 2010-03-27 16:30:01 +00:00
Stanislav Shwartsman
f5ce2a7639 split crreg access functions to separate file 2010-03-25 21:33:07 +00:00
Stanislav Shwartsman
da656bf93d optimization for paging disable mode + preparing for future 2010-03-19 17:00:05 +00:00
Stanislav Shwartsman
79466dffe2 apic virtualization + vmx fixes 2010-03-16 14:51:20 +00:00
Stanislav Shwartsman
f0ac7c576e enable secondary proc-based ctrls 2010-03-15 15:48:01 +00:00
Stanislav Shwartsman
1c6cc35b06 fixed TPR shadow 2010-03-15 14:18:36 +00:00
Stanislav Shwartsman
3b3b920795 vmx updates 2010-03-15 13:47:18 +00:00
Stanislav Shwartsman
cffe32dd2c remove unused param from exception() call 2010-03-14 15:51:27 +00:00
Stanislav Shwartsman
b6f8ccb91c missed include 2010-03-12 11:35:34 +00:00
Stanislav Shwartsman
4ce211e358 MWAIT_IS_NOP option 2010-03-12 11:28:59 +00:00
Stanislav Shwartsman
173f4ed1f9 fixed perm check for MONITOR 2010-03-07 09:41:12 +00:00
Stanislav Shwartsman
11de02bd89 MONITOR/MWAIT: rewritten MONITOR/MWAIT implementation from scratch 2010-03-07 09:16:24 +00:00
Stanislav Shwartsman
14b578938d bugfixes and cleanups 2010-03-03 14:33:35 +00:00
Stanislav Shwartsman
5b6a14656d Make XSAVE as runtime option 2010-02-26 22:53:43 +00:00
Stanislav Shwartsman
927c3594d6 enable compilation with CPU_LEVEL <= 6 
converted SEP to runtime option as well
 2010-02-26 11:44:50 +00:00
Stanislav Shwartsman
033a20b3b2 allow to configure CPU features at runtime - implemened on example of SSE/AES/MOVBE/POPCNT 2010-02-25 22:04:31 +00:00
Stanislav Shwartsman
c201a53c76 cleanup and optimization 2010-02-15 14:04:48 +00:00
Stanislav Shwartsman
c3a73d3579 comment out CS.LIMIT demotion fix - it causes too big slowdown. 
Need to think about better solution
+ small optimization
 2010-01-31 18:06:45 +00:00
Stanislav Shwartsman
bd60e0264c change Copyright to Bochs Project 2009-12-04 16:53:12 +00:00
Stanislav Shwartsman
f57e382416 bugfix for Instruction SYSRET and SS(PL) 2009-11-21 09:57:10 +00:00
Stanislav Shwartsman
b3ad88f23d typofix 2009-11-08 21:03:59 +00:00
Stanislav Shwartsman
6f0db17b08 fixed #DB on rpeat instructions 2009-10-30 09:13:19 +00:00
Stanislav Shwartsman
d5c190ab2b Merged #SF patch: fix CS segment type during fast syscall invocation 2009-10-07 15:45:15 +00:00
Stanislav Shwartsman
85f1004ce0 implemented TPR shadow feature for VMX 2009-09-30 05:57:21 +00:00
Stanislav Shwartsman
d26660dac1 small fixes 2009-08-19 09:59:30 +00:00
Stanislav Shwartsman
54e3422e1b bugfix 2009-08-15 15:36:35 +00:00
Stanislav Shwartsman
8a95120e12 deprecate --enable-vme option, now it will be supported iff CPU_LEVEL >= 5 (like in real life) 2009-08-10 15:44:50 +00:00
Stanislav Shwartsman
cd445195dd cleanup configure options. All paging related stuff is now automatically set/unset according to cpu-level option. 
Related configure options (--enable-pae, --enable-mtrr, --enable-global-pages, --enable-large-pages) are deprecated.
Less configure options - less configure problems :)
 2009-06-15 09:30:56 +00:00
Stanislav Shwartsman
f59f067368 compilation err fixed 2009-06-12 11:45:05 +00:00
Stanislav Shwartsman
03ba2ec988 implement pdptr checks in legacy PAE mode 2009-05-31 07:49:04 +00:00
Stanislav Shwartsman
222129db4b Rewritten long mode page walk - large code cleanup and few bugfixes 2009-05-30 15:09:38 +00:00
Stanislav Shwartsman
6fe6da5f25 small fixes 2009-05-07 12:00:02 +00:00
Stanislav Shwartsman
4fc66aab31 Fixes for compilation by Visual Studio 2008 2009-04-07 16:12:19 +00:00
Stanislav Shwartsman
9e092a86c3 merge "system" and "segment" blocks of descriptor 2009-04-05 19:09:44 +00:00
Stanislav Shwartsman
c9383813f0 don't have to keep both limit and limit_scale 2009-04-05 18:16:29 +00:00
Stanislav Shwartsman
c9d63a4e53 redo x86 hw i/o breakpoint stuff 2009-03-28 08:27:01 +00:00
Stanislav Shwartsman
4470c6a1c8 make ICACHE always enabled option and deprecate it in the configure script 
Trace cache still can be turned off
 2009-03-13 18:48:08 +00:00
Stanislav Shwartsman
2bdc6ff231 insert updateFetchModeMask into handleCpuModeChange - avoid bugs in future 2009-03-10 22:28:08 +00:00
Stanislav Shwartsman
bc8be4ed06 Fixed CR8 read 2009-02-27 20:00:02 +00:00
Stanislav Shwartsman
3564ef3162 small fixes 2009-02-18 22:33:06 +00:00
Stanislav Shwartsman
3a1852ea23 take local APIC read/write access into CPU class from BX_MEM (needed for APIC virtualization later) 2009-02-17 19:20:47 +00:00
Stanislav Shwartsman
a5badd3b83 - bugfixes 2009-02-13 09:51:57 +00:00
Stanislav Shwartsman
6003f52704 Fixed compilation error + x86-64 correctness fix 2009-02-09 19:46:34 +00:00
Stanislav Shwartsman
aeaf51d33a FIxed #DB exception in 64-bit mode 2009-02-06 15:25:57 +00:00
Stanislav Shwartsman
7c0582e4ea Some fixes for X86-64 OFF mode 2009-02-04 16:05:47 +00:00
Stanislav Shwartsman
26fda0626d Added missed CR0 reserved bits #GP in long mode 2009-02-03 21:11:31 +00:00
Stanislav Shwartsman
f6cb9e529f Fixes for VMX emulation 2009-02-02 18:59:44 +00:00
Stanislav Shwartsman
2378d31998 Fixes for DR6 handling 2009-02-01 20:47:06 +00:00
Stanislav Shwartsman
f8185a6bc6 Added Intel VMX emulation to Bochs CPU 2009-01-31 10:43:24 +00:00
Stanislav Shwartsman
a1c11c788b sepatate activity state from debug trap 2009-01-29 20:27:57 +00:00
Stanislav Shwartsman
0325c120b2 Separate PAUSE instruction from regular NOP 2009-01-27 20:29:05 +00:00
Stanislav Shwartsman
62005d4fd9 Minimize diff with VMX support branch 2009-01-23 09:26:24 +00:00
Stanislav Shwartsman
29a252b26e final version of exceptions cleanups/interface changes 2009-01-21 22:09:59 +00:00
Stanislav Shwartsman
cc60240dc1 cleanup RDMSR 2009-01-19 17:43:54 +00:00
Stanislav Shwartsman
eaa00237c1 Notify debugger about MWAIT executed 2009-01-17 16:55:13 +00:00
Stanislav Shwartsman
9929e6ed78 - updated FSF address 2009-01-16 18:18:59 +00:00
Stanislav Shwartsman
aee488ea3a Fixed dbg print 2009-01-13 22:54:49 +00:00
Stanislav Shwartsman
6451356d2b make function to calculate allowed bits in cr4 2009-01-10 10:37:23 +00:00
Stanislav Shwartsman
836e9649d8 modify set cr0 functionality 2009-01-10 10:07:57 +00:00
Stanislav Shwartsman
4369152c70 - Make CS segment always writeable in real mode 2009-01-10 09:36:44 +00:00
Stanislav Shwartsman
7f65e6b9ed change PANIC to ERROR 2008-12-13 18:40:39 +00:00
Stanislav Shwartsman
5174f9fe82 Fixed debian i386 image freeze 2008-12-08 20:01:26 +00:00
Stanislav Shwartsman
f9ce1171fe rename crreg accessors 2008-12-06 10:21:55 +00:00
Stanislav Shwartsman
70e9f4c161 preparing to different way of handling MSR registers 2008-12-05 12:48:36 +00:00
Stanislav Shwartsman
fe0456d519 Remove extra ;; 2008-10-03 17:00:46 +00:00
Stanislav Shwartsman
fb71c07b15 Fixes for MONITOR/MWAIT - the feature is still EXPERIMENTAL ONLY ! 2008-10-03 16:53:08 +00:00
Stanislav Shwartsman
bc381e51da very small cleanups 2008-09-19 19:18:57 +00:00
Stanislav Shwartsman
a9c77eb75d Try to optimize individual instructions after fetchdecode 2008-09-16 19:20:03 +00:00
Stanislav Shwartsman
23933d731c Remove 4G limit optimization that didn't work quite well 2008-09-08 20:47:33 +00:00
Stanislav Shwartsman
f5ba90da55 Misaligned check small optimization 2008-09-08 15:45:57 +00:00
Stanislav Shwartsman
79eb5efffa - Preliminary implementation of X86 IO breakpoints 2008-08-30 08:14:46 +00:00
Stanislav Shwartsman
db8445abde Allow 8b BP in 32bit mode as well 2008-08-29 22:14:02 +00:00
Stanislav Shwartsman
991ae348cb Clean invalidate_prefetch_q when not needed 2008-08-23 13:55:37 +00:00
Stanislav Shwartsman
460d91fc8c Added missed #GP fault when writing invalid memtype to MTRR/PAT 2008-08-15 10:59:31 +00:00