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294 Commits

Author SHA1 Message Date
Stanislav Shwartsman
d11114ac19 Patch for emulating target with larger memory than host has available by Gary Cameron. 
The patch was posted in mailing list at Thu 6/16/2011.

Desription for CHANGES:

- Memory
  - Added new configure option which enables RAM file backing for large guest
    memory with a smaller amount host memory, without causing a panic when
    host memory is exhausted (patch by Gary Cameron). To enable configure with
        --enable-large-ramfile option.
 2011-07-22 17:46:06 +00:00
Stanislav Shwartsman
b4118fcbfe correct natural width VMX field read/write len 2011-07-21 20:58:54 +00:00
Stanislav Shwartsman
f81e47cca2 it is better to handle A20 in paging already 2011-07-18 20:22:59 +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
90c4a74362 typo fix 2011-06-28 16:29:11 +00:00
Stanislav Shwartsman
08ba847ce4 fix bug inserted with prev commit + cleanup 2011-06-28 16:04:40 +00:00
Stanislav Shwartsman
7e57d95364 Fix wrong address translation in debugger 2011-06-24 13:05:36 +00:00
Stanislav Shwartsman
acf2175d6d paging small change 2011-06-03 20:50:55 +00:00
Stanislav Shwartsman
04e9254e2c AMD released new Vol4: 128 and 256 bit vector instructions, dropped SSE4A 2011-05-30 20:15:50 +00:00
Stanislav Shwartsman
0de8b08f24 fixed too few arguments for format warning 2011-05-29 20:09:31 +00:00
Stanislav Shwartsman
ee3f9e36cb Implemented Supervisor Mode Execution Protection (SMEP) 2011-05-29 16:28:26 +00:00
Stanislav Shwartsman
75ec0f835e small bug fix for 32-bit linear addr wrap 2011-05-27 08:50:38 +00:00
Stanislav Shwartsman
a02d8cfe67 cleanups, simplications, copyright updates 2011-04-23 20:39:27 +00:00
Stanislav Shwartsman
6e79fdfb1e optimize data hw breakpoint 2011-04-09 05:12:28 +00:00
Stanislav Shwartsman
7d80a6ebe0 Adding Id and Rev property to all files 2011-02-24 21:54:04 +00:00
Stanislav Shwartsman
d8a2736d72 VMX pw loads should ask for RD perm 2011-02-19 08:31:05 +00:00
Stanislav Shwartsman
b5ebe5865e Fixes for incoming bug report, missed changes in CVS, repository fixups and etc 2011-02-11 09:56:23 +00:00
Stanislav Shwartsman
9aa503cb9d fixed warnings for win64 compilation 2010-11-23 14:59:36 +00:00
Stanislav Shwartsman
6d089dd238 changed CPUID constants to defines 2010-10-07 16:39:31 +00:00
Stanislav Shwartsman
95df639614 compilation fix 2010-05-25 18:52:01 +00:00
Stanislav Shwartsman
05bbbb1a2c compilation fix 2010-05-16 05:23:18 +00:00
Stanislav Shwartsman
1c47847e23 Show more fields for verbose debugger 'page'command 2010-05-05 20:10:15 +00:00
Stanislav Shwartsman
9a43a89a61 verbose page command from the debugger 2010-05-04 20:16:38 +00:00
Stanislav Shwartsman
aa76181208 Fixed debug translation 2010-05-04 19:02:51 +00:00
Stanislav Shwartsman
1c2fa8cd0c move 1G_pages support to runtime option 2010-04-24 09:36:04 +00:00
Stanislav Shwartsman
77f8857ddb Fixed dbg_linear2phy function for legacy PAE 2010-04-14 15:41:57 +00:00
Stanislav Shwartsman
df07dab80f verbose phy mem access tracing 2010-04-13 17:56:50 +00:00
Stanislav Shwartsman
6e1204cb84 Merged X2APIC + X2APIC virtualization 2010-04-08 15:50:39 +00:00
Stanislav Shwartsman
df7db31fb4 EPT + VPID - VMXx2 support 2010-04-07 17:12:17 +00:00
Stanislav Shwartsman
c94e72d4d3 make lpf_mask smaller 2010-04-07 14:38:53 +00:00
Stanislav Shwartsman
10505dca81 PDPTR checks fix 2010-04-06 19:26:03 +00:00
Stanislav Shwartsman
aea9f50b4a implemented Descriptor Table exiting control 2010-04-04 19:23:47 +00:00
Stanislav Shwartsman
eec8c8e3d2 dbg function fix 2010-04-04 09:05:21 +00:00
Stanislav Shwartsman
21de4f8b8b remove cr3_masked 2010-04-04 09:04:12 +00:00
Stanislav Shwartsman
58bbf0d0b1 compilation fix for 386 2010-04-03 19:21:07 +00:00
Stanislav Shwartsman
eab8826173 restore back some code - optimization conflicting with EPT implementation 2010-04-03 18:00:30 +00:00
Stanislav Shwartsman
a445b5c4f3 optimization + fix 2010-04-03 16:52:33 +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
8260358afe removed redundant check 2010-04-02 16:56:59 +00:00
Stanislav Shwartsman
b049646621 compilation fix for x86_64 disable 2010-04-01 20:53:55 +00:00
Stanislav Shwartsman
a625abaaf0 small fixes 2010-04-01 20:08:57 +00:00
Stanislav Shwartsman
585cc3492b paging similication 2010-04-01 20:06:09 +00:00
Stanislav Shwartsman
9224bf60aa paging phase 3 2010-04-01 12:23:52 +00:00
Stanislav Shwartsman
6f7b68e1ca paging redo - step2 2010-04-01 11:53:22 +00:00
Stanislav Shwartsman
1b24ebe9bb paging anti-code-duplication, phase1 2010-04-01 05:26:20 +00:00
Stanislav Shwartsman
24bd0399d2 fixed dbg paging lookup 2010-03-31 14:17:51 +00:00
Stanislav Shwartsman
2614b3ca2f continue NX fix 2010-03-30 16:56:41 +00:00
Stanislav Shwartsman
64e9ff6aff add PDPTRS into param tree 2010-03-25 22:04:31 +00:00
Stanislav Shwartsman
f5ce2a7639 split crreg access functions to separate file 2010-03-25 21:33:07 +00:00
Stanislav Shwartsman
4400edc746 fix for 2795115 NX fault could be missed 2010-03-23 19:58:20 +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
cffe32dd2c remove unused param from exception() call 2010-03-14 15:51:27 +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
bd60e0264c change Copyright to Bochs Project 2009-12-04 16:53:12 +00:00
Stanislav Shwartsman
3e3cfc610f cleanup 2009-10-31 19:16:09 +00:00
Stanislav Shwartsman
54cdee30c1 fix dbg method as well 2009-10-26 22:05:00 +00:00
Stanislav Shwartsman
220c893c6d remove dbg print 2009-10-26 21:19:23 +00:00
Stanislav Shwartsman
40352dc310 fix 4M paging 2009-10-26 21:16:04 +00:00
Stanislav Shwartsman
e9967c6b83 fixed 4M paging 2009-10-24 21:00:43 +00:00
Stanislav Shwartsman
b6155ef5ca compilation fix 2009-10-03 11:39:29 +00:00
Stanislav Shwartsman
a7f3038cc4 cleanups + fix 2009-09-26 13:50:09 +00:00
Stanislav Shwartsman
e05040e891 rework in paging.cc - phase1 2009-09-26 06:05:23 +00:00
Stanislav Shwartsman
e5daa4abee bugfiX 2009-09-25 14:25:24 +00:00
Stanislav Shwartsman
c940141323 bugfix 2009-09-17 05:28:51 +00:00
Stanislav Shwartsman
7a473a14f3 Revert incorrect changE 2009-06-15 19:05:29 +00:00
Stanislav Shwartsman
26a1cef63b removed redundant (now) compilation directives 2009-06-15 09:34:49 +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
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
4fc66aab31 Fixes for compilation by Visual Studio 2008 2009-04-07 16:12:19 +00:00
Stanislav Shwartsman
a0b1fda178 bugfixes 2009-03-27 16:42:21 +00:00
Stanislav Shwartsman
6fe0b40b44 move a20 handling into getHostAddr method of BX_MEM 2009-03-08 21:23:40 +00:00
Stanislav Shwartsman
e6685b3557 Fixed comp err with APIC disabled 2009-02-23 17:09:39 +00:00
Stanislav Shwartsman
1b72e66bb3 support for apic global disable 
separate between I/O apic and local apic
 2009-02-18 22:25:04 +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
7c0582e4ea Some fixes for X86-64 OFF mode 2009-02-04 16:05:47 +00:00
Stanislav Shwartsman
f8185a6bc6 Added Intel VMX emulation to Bochs CPU 2009-01-31 10:43:24 +00:00
Stanislav Shwartsman
9929e6ed78 - updated FSF address 2009-01-16 18:18:59 +00:00
Stanislav Shwartsman
a794bef607 optimize invlpg for split large pages 2008-12-19 16:03:25 +00:00
Stanislav Shwartsman
2682738968 added ifdefs around 1G paging implementation 2008-12-11 21:30:37 +00:00
Stanislav Shwartsman
a2e07ff971 - Removed --enable-guest2hos-tlb configure option. The option will be 
always enabled for any Bochs configuration.
 2008-12-11 21:19:38 +00:00
Stanislav Shwartsman
69bd21bf1d 1G pages support for CPU 2008-12-11 21:00:01 +00:00
Stanislav Shwartsman
5174f9fe82 Fixed debian i386 image freeze 2008-12-08 20:01:26 +00:00
Stanislav Shwartsman
d7fa44d270 optimize code access detection 2008-12-05 22:34:42 +00:00
Stanislav Shwartsman
ef36cec716 moving definition to config.h 2008-12-01 19:35:25 +00:00
Stanislav Shwartsman
e402062499 -Fixes for INVLPG 2008-11-29 19:28:10 +00:00
Stanislav Shwartsman
3d97374ce8 Some fixes for functionality 2008-09-24 10:39:35 +00:00
Stanislav Shwartsman
991ae348cb Clean invalidate_prefetch_q when not needed 2008-08-23 13:55:37 +00:00
Stanislav Shwartsman
5e92a1642d Fixed compilation errors, added BX_ASSERT in paging.cc 2008-08-18 05:20:23 +00:00
Stanislav Shwartsman
e2fa98b629 - Fixed TLB flush on CR3 change - flush all pages is CR4.PGE is OFF 2008-08-16 15:35:35 +00:00
Stanislav Shwartsman
5eb845763e Fixed corner case problem cause by my prev optimization 2008-08-15 14:30:50 +00:00
Stanislav Shwartsman
aea946b4a3 One more change to speedup memory access through HostPtr check 2008-08-14 22:26:15 +00:00
Stanislav Shwartsman
dcb82ec4bf Optimize TLB flush methods 2008-08-13 21:51:54 +00:00
Stanislav Shwartsman
cddcdccd99 Fixed paging bug 2008-08-10 20:32:00 +00:00
Stanislav Shwartsman
5dd02b26e3 Make even more efficient RmAddr calculation - good optimizing compiler could make more efficient code than it was before 2008-08-08 09:22:49 +00:00
Stanislav Shwartsman
bbf02a8bc5 More clean rewrite of the TLB access bits 2008-08-07 22:14:38 +00:00
Stanislav Shwartsman
67eb13bf24 Fixed bug in PDPE cache implementation 2008-08-04 14:46:28 +00:00
Stanislav Shwartsman
4808a0d581 Fixed accessBits algebra 2008-08-04 05:30:37 +00:00
Stanislav Shwartsman
6398ebb1d4 First step of access bits cleanup and optimization - no perf gain yet 2008-08-03 19:53:09 +00:00