Started first implementation of MONITOR/MWAIT
This commit is contained in:
Stanislav Shwartsman
parent
f6ed95785f
commit
8adbbcf17c
@ -733,6 +733,7 @@ typedef
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#define BX_SUPPORT_SEP 0
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#define BX_SUPPORT_VME 0
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#define BX_SUPPORT_POPCNT 0
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#define BX_SUPPORT_MONITOR_MWAIT 0
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#define BX_SUPPORT_MTRR 0
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#define BX_SUPPORT_LARGE_PAGES 0
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92
bochs/configure
vendored
92
bochs/configure
vendored
@ -1,5 +1,5 @@
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#! /bin/sh
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# From configure.in Id: configure.in,v 1.345 2007/09/28 20:26:33 sshwarts Exp .
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# From configure.in Id: configure.in,v 1.346 2007/10/08 19:46:37 sshwarts Exp .
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# Guess values for system-dependent variables and create Makefiles.
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# Generated by GNU Autoconf 2.60.
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#
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@ -1583,6 +1583,7 @@ Optional Features:
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--enable-misaligned-sse misaligned SSE support
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--enable-sep SYSENTER/SYSEXIT support
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--enable-popcnt support for POPCNT instruction
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--enable-monitor-mwait support for MONITOR/MWAIT instructions
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--enable-x86-debugger x86 debugger support
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--enable-cdrom CDROM support
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--enable-sb16=xxx Sound Blaster 16 Support (xxx=dummy|win|linux|freebsd|osx)
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@ -4502,7 +4503,7 @@ ia64-*-hpux*)
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;;
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*-*-irix6*)
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# Find out which ABI we are using.
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echo '#line 4505 "configure"' > conftest.$ac_ext
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echo '#line 4506 "configure"' > conftest.$ac_ext
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if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
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(eval $ac_compile) 2>&5
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ac_status=$?
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@ -6868,11 +6869,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:6871: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:6872: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:6875: \$? = $ac_status" >&5
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echo "$as_me:6876: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -7101,11 +7102,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:7104: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:7105: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:7108: \$? = $ac_status" >&5
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echo "$as_me:7109: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -7168,11 +7169,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:7171: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:7172: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>out/conftest.err)
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ac_status=$?
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cat out/conftest.err >&5
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echo "$as_me:7175: \$? = $ac_status" >&5
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echo "$as_me:7176: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s out/conftest2.$ac_objext
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then
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# The compiler can only warn and ignore the option if not recognized
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@ -9441,7 +9442,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 9444 "configure"
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#line 9445 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -9539,7 +9540,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 9542 "configure"
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#line 9543 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -11746,11 +11747,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:11749: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:11750: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:11753: \$? = $ac_status" >&5
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echo "$as_me:11754: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -11813,11 +11814,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:11816: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:11817: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>out/conftest.err)
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ac_status=$?
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cat out/conftest.err >&5
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echo "$as_me:11820: \$? = $ac_status" >&5
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echo "$as_me:11821: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s out/conftest2.$ac_objext
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then
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# The compiler can only warn and ignore the option if not recognized
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@ -13235,7 +13236,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 13238 "configure"
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#line 13239 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -13333,7 +13334,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 13336 "configure"
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#line 13337 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -14156,11 +14157,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:14159: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:14160: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:14163: \$? = $ac_status" >&5
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echo "$as_me:14164: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -14223,11 +14224,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:14226: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:14227: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>out/conftest.err)
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ac_status=$?
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cat out/conftest.err >&5
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echo "$as_me:14230: \$? = $ac_status" >&5
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echo "$as_me:14231: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s out/conftest2.$ac_objext
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then
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# The compiler can only warn and ignore the option if not recognized
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@ -16266,11 +16267,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:16269: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:16270: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:16273: \$? = $ac_status" >&5
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echo "$as_me:16274: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -16499,11 +16500,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:16502: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:16503: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>conftest.err)
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ac_status=$?
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cat conftest.err >&5
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echo "$as_me:16506: \$? = $ac_status" >&5
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echo "$as_me:16507: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s "$ac_outfile"; then
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# The compiler can only warn and ignore the option if not recognized
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# So say no if there are warnings
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@ -16566,11 +16567,11 @@ else
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-e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
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-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
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-e 's:$: $lt_compiler_flag:'`
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(eval echo "\"\$as_me:16569: $lt_compile\"" >&5)
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(eval echo "\"\$as_me:16570: $lt_compile\"" >&5)
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(eval "$lt_compile" 2>out/conftest.err)
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ac_status=$?
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cat out/conftest.err >&5
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echo "$as_me:16573: \$? = $ac_status" >&5
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echo "$as_me:16574: \$? = $ac_status" >&5
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if (exit $ac_status) && test -s out/conftest2.$ac_objext
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then
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# The compiler can only warn and ignore the option if not recognized
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@ -18839,7 +18840,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 18842 "configure"
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#line 18843 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -18937,7 +18938,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 18940 "configure"
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#line 18941 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -21318,7 +21319,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 21321 "configure"
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#line 21322 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -39364,6 +39365,39 @@ _ACEOF
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fi
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{ echo "$as_me:$LINENO: checking for MONITOR/MWAIT instructions support" >&5
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echo $ECHO_N "checking for MONITOR/MWAIT instructions support... $ECHO_C" >&6; }
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# Check whether --enable-monitor_mwait was given.
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if test "${enable_monitor_mwait+set}" = set; then
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enableval=$enable_monitor_mwait; if test "$enableval" = yes; then
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{ echo "$as_me:$LINENO: result: yes" >&5
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echo "${ECHO_T}yes" >&6; }
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cat >>confdefs.h <<\_ACEOF
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#define BX_SUPPORT_MONITOR_MWAIT 1
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_ACEOF
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elif test "$enableval" = no; then
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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cat >>confdefs.h <<\_ACEOF
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#define BX_SUPPORT_MONITOR_MWAIT 0
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_ACEOF
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fi
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else
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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cat >>confdefs.h <<\_ACEOF
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#define BX_SUPPORT_MONITOR_MWAIT 0
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_ACEOF
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fi
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@ -2,7 +2,7 @@ dnl // Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.50)
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AC_INIT(bochs.h)
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AC_REVISION([[$Id: configure.in,v 1.346 2007-10-08 19:46:37 sshwarts Exp $]])
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AC_REVISION([[$Id: configure.in,v 1.347 2007-10-11 21:28:57 sshwarts Exp $]])
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AC_CONFIG_HEADER(config.h)
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AC_CONFIG_HEADER(ltdlconf.h)
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@ -1724,6 +1724,23 @@ AC_ARG_ENABLE(popcnt,
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]
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)
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AC_MSG_CHECKING(for MONITOR/MWAIT instructions support)
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AC_ARG_ENABLE(monitor_mwait,
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[ --enable-monitor-mwait support for MONITOR/MWAIT instructions],
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[if test "$enableval" = yes; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(BX_SUPPORT_MONITOR_MWAIT, 1)
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elif test "$enableval" = no; then
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AC_MSG_RESULT(no)
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AC_DEFINE(BX_SUPPORT_MONITOR_MWAIT, 0)
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fi
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],
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[
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AC_MSG_RESULT(no)
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AC_DEFINE(BX_SUPPORT_MONITOR_MWAIT, 0)
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]
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)
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AC_MSG_CHECKING(for x86 debugger support)
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AC_ARG_ENABLE(x86-debugger,
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[ --enable-x86-debugger x86 debugger support],
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@ -1,5 +1,5 @@
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/////////////////////////////////////////////////////////////////////////
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// $Id: cpu.h,v 1.332 2007-10-11 18:11:58 sshwarts Exp $
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// $Id: cpu.h,v 1.333 2007-10-11 21:28:58 sshwarts Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2001 MandrakeSoft S.A.
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@ -588,17 +588,6 @@ typedef struct
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} bx_regs_msr_t;
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#endif
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#if BX_SUPPORT_X86_64
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typedef struct bx_efer_t {
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// x86-64 EFER bits
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bx_bool sce; // system call extensions
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bx_bool lme; // long mode enable
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bx_bool lma; // long mode active
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bx_bool nxe; // no-execute enable
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bx_bool ffxsr; // fast FXSAVE/FXRSTOR
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} bx_efer_t;
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#endif
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#include "crregs.h"
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#include "descriptor.h"
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@ -2588,6 +2577,9 @@ public: // for now...
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BX_SMF void SYSENTER(bxInstruction_c *);
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BX_SMF void SYSEXIT(bxInstruction_c *);
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BX_SMF void MONITOR(bxInstruction_c *);
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BX_SMF void MWAIT(bxInstruction_c *);
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BX_SMF unsigned fetchDecode32(Bit8u *, bxInstruction_c *, unsigned);
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#if BX_SUPPORT_X86_64
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BX_SMF unsigned fetchDecode64(Bit8u *, bxInstruction_c *, unsigned);
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@ -1,5 +1,5 @@
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/////////////////////////////////////////////////////////////////////////
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// $Id: cpuid.cc,v 1.50 2007-10-01 21:08:26 sshwarts Exp $
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// $Id: cpuid.cc,v 1.51 2007-10-11 21:28:58 sshwarts Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2001 MandrakeSoft S.A.
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@ -41,6 +41,7 @@
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#define RDX EDX
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#endif
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#define CACHE_LINE_SIZE 64
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/* Get CPU version information. */
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Bit32u BX_CPU_C::get_cpu_version_information()
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@ -148,6 +149,9 @@ Bit32u BX_CPU_C::get_extended_cpuid_features()
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#if BX_SUPPORT_SSE >= 3
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features |= 0x1; // support SSE3
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#endif
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#if BX_SUPPORT_MONITOR_MWAIT
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features |= (1<<3); // support MONITOR/MWAIT
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#endif
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#if (BX_SUPPORT_SSE >= 4) || (BX_SUPPORT_SSE >= 3 && BX_SUPPORT_SSE_EXTENSION > 0)
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features |= (1<<9); // support SSE3E
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#endif
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@ -260,8 +264,10 @@ void BX_CPU_C::CPUID(bxInstruction_c *i)
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// EAX: highest input value understood by CPUID
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#if BX_CPU_LEVEL <= 5
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RAX = 1; // 486 and Pentium processors
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#elif BX_SUPPORT_MONITOR_MWAIT
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RAX = 5; // support MONITOR/MWAIT leaf
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#else
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RAX = 2; // for Pentium Pro, Pentium II, Pentium 4 processors
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RAX = 2; // for Pentium Pro, Pentium II, Pentium 4 processors
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#endif
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// EBX: vendor ID string
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// EDX: vendor ID string
|
||||
@ -346,7 +352,7 @@ void BX_CPU_C::CPUID(bxInstruction_c *i)
|
||||
RBX |= (BX_CPU_THIS_PTR local_apic.get_id() << 24);
|
||||
#endif
|
||||
#if BX_SUPPORT_CLFLUSH
|
||||
RBX |= 8 << 8; // 64 byte cache line size
|
||||
RBX |= (CACHE_LINE_SIZE / 8) << 8;
|
||||
#endif
|
||||
#if BX_SUPPORT_SMP
|
||||
n_logical_processors = SIM->get_param_num(BXPN_CPU_NCORES)->get()*SIM->get_param_num(BXPN_CPU_NTHREADS)->get();
|
||||
@ -365,6 +371,30 @@ void BX_CPU_C::CPUID(bxInstruction_c *i)
|
||||
RDX = 0;
|
||||
break;
|
||||
|
||||
#if BX_SUPPORT_MONITOR_MWAIT
|
||||
case 3:
|
||||
case 4:
|
||||
RAX = 0;
|
||||
RBX = 0;
|
||||
RCX = 0;
|
||||
RDX = 0;
|
||||
break;
|
||||
|
||||
case 5:
|
||||
// EAX - Smallest monitor-line size in bytes
|
||||
// EBX - Largest monitor-line size in bytes
|
||||
// ECX -
|
||||
// [32:2] - reserved
|
||||
// [1:1] - exit MWAIT even with EFLAGS.IF = 0
|
||||
// [0:0] - MONITOR/MWAIT extensions are supported
|
||||
// EDX - Reserved
|
||||
RAX = CACHE_LINE_SIZE;
|
||||
RBX = CACHE_LINE_SIZE;
|
||||
RCX = 3;
|
||||
RDX = 0;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#if BX_SUPPORT_SSE >= 2
|
||||
|
||||
#if BX_SUPPORT_X86_64
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
// $Id: crregs.h,v 1.2 2007-09-10 16:04:41 sshwarts Exp $
|
||||
// $Id: crregs.h,v 1.3 2007-10-11 21:28:58 sshwarts Exp $
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright (C) 2007 MandrakeSoft S.A.
|
||||
@ -106,6 +106,17 @@ struct bx_cr4_t {
|
||||
#define CR4_VME_ENABLED (0)
|
||||
#endif
|
||||
|
||||
#if BX_SUPPORT_X86_64
|
||||
typedef struct bx_efer_t {
|
||||
// x86-64 EFER bits
|
||||
bx_bool sce; // system call extensions
|
||||
bx_bool lme; // long mode enable
|
||||
bx_bool lma; // long mode active
|
||||
bx_bool nxe; // no-execute enable
|
||||
bx_bool ffxsr; // fast FXSAVE/FXRSTOR
|
||||
} bx_efer_t;
|
||||
#endif
|
||||
|
||||
#undef IMPLEMENT_CRREG_ACCESSORS
|
||||
|
||||
#endif
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
// $Id: fetchdecode.cc,v 1.109 2007-09-19 19:38:09 sshwarts Exp $
|
||||
// $Id: fetchdecode.cc,v 1.110 2007-10-11 21:28:58 sshwarts Exp $
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright (C) 2001 MandrakeSoft S.A.
|
||||
@ -282,7 +282,6 @@ static const BxOpcodeInfo_t BxOpcodeInfoG5d[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfoG6[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::SLDT_Ew },
|
||||
/* 1 */ { 0, &BX_CPU_C::STR_Ew },
|
||||
/* 2 */ { 0, &BX_CPU_C::LLDT_Ew },
|
||||
@ -293,10 +292,20 @@ static const BxOpcodeInfo_t BxOpcodeInfoG6[8] = {
|
||||
/* 7 */ { 0, &BX_CPU_C::BxError }
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t opcodesGroupRmMONITOR[8] = {
|
||||
/* 0 */ { 0, &BX_CPU_C::MONITOR },
|
||||
/* 1 */ { 0, &BX_CPU_C::MWAIT },
|
||||
/* 2 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 3 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 4 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 5 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 6 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 7 */ { 0, &BX_CPU_C::BxError }
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfoG7R[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 1 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 1 */ { BxRMGroup, NULL, opcodesGroupRmMONITOR },
|
||||
/* 2 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 3 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 4 */ { 0, &BX_CPU_C::SMSW_Ew },
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
// $Id: fetchdecode64.cc,v 1.114 2007-09-19 19:38:10 sshwarts Exp $
|
||||
// $Id: fetchdecode64.cc,v 1.115 2007-10-11 21:29:01 sshwarts Exp $
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright (C) 2001 MandrakeSoft S.A.
|
||||
@ -354,7 +354,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G4[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G5w[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { BxLockable, &BX_CPU_C::INC_Ew },
|
||||
/* 1 */ { BxLockable, &BX_CPU_C::DEC_Ew },
|
||||
/* 2 */ { 0, &BX_CPU_C::CALL_Eq },
|
||||
@ -366,7 +365,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G5w[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G5d[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { BxLockable, &BX_CPU_C::INC_Ed },
|
||||
/* 1 */ { BxLockable, &BX_CPU_C::DEC_Ed },
|
||||
/* 2 */ { 0, &BX_CPU_C::CALL_Eq },
|
||||
@ -378,7 +376,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G5d[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G5q[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { BxLockable, &BX_CPU_C::INC_Eq },
|
||||
/* 1 */ { BxLockable, &BX_CPU_C::DEC_Eq },
|
||||
/* 2 */ { 0, &BX_CPU_C::CALL_Eq },
|
||||
@ -390,7 +387,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G5q[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G6[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::SLDT_Ew },
|
||||
/* 1 */ { 0, &BX_CPU_C::STR_Ew },
|
||||
/* 2 */ { 0, &BX_CPU_C::LLDT_Ew },
|
||||
@ -410,7 +406,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G6[8] = {
|
||||
// MOD == 11 7 2-7 | #UD | #UD
|
||||
|
||||
static const BxOpcodeInfo_t opcodesGroup64RmINVLPG[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::SWAPGS },
|
||||
/* 1 */ { 0, &BX_CPU_C::RDTSCP },
|
||||
/* 2 */ { 0, &BX_CPU_C::BxError },
|
||||
@ -421,10 +416,20 @@ static const BxOpcodeInfo_t opcodesGroup64RmINVLPG[8] = {
|
||||
/* 7 */ { 0, &BX_CPU_C::BxError }
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t opcodesGroup64RmMONITOR[8] = {
|
||||
/* 0 */ { 0, &BX_CPU_C::MONITOR },
|
||||
/* 1 */ { 0, &BX_CPU_C::MWAIT },
|
||||
/* 2 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 3 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 4 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 5 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 6 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 7 */ { 0, &BX_CPU_C::BxError }
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G7R[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 1 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 1 */ { BxRMGroup, NULL, opcodesGroup64RmMONITOR },
|
||||
/* 2 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 3 */ { 0, &BX_CPU_C::BxError },
|
||||
/* 4 */ { 0, &BX_CPU_C::SMSW_Ew },
|
||||
@ -434,7 +439,6 @@ static const BxOpcodeInfo_t BxOpcodeInfo64G7R[8] = {
|
||||
};
|
||||
|
||||
static const BxOpcodeInfo_t BxOpcodeInfo64G7M[8] = {
|
||||
// attributes defined in main area
|
||||
/* 0 */ { 0, &BX_CPU_C::SGDT64_Ms },
|
||||
/* 1 */ { 0, &BX_CPU_C::SIDT64_Ms },
|
||||
/* 2 */ { 0, &BX_CPU_C::LGDT64_Ms },
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
// $Id: proc_ctrl.cc,v 1.173 2007-10-11 18:12:00 sshwarts Exp $
|
||||
// $Id: proc_ctrl.cc,v 1.174 2007-10-11 21:29:01 sshwarts Exp $
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright (C) 2001 MandrakeSoft S.A.
|
||||
@ -1894,15 +1894,73 @@ void BX_CPU_C::WRMSR(bxInstruction_c *i)
|
||||
#endif
|
||||
}
|
||||
|
||||
void BX_CPU_C::MONITOR(bxInstruction_c *i)
|
||||
{
|
||||
#if BX_SUPPORT_MONITOR_MWAIT
|
||||
// TODO: #UD when CPL > 0 and
|
||||
// MSR 0xC0010015[MONITOR_MWAIT_USER_UNABLE] = 1
|
||||
BX_INFO(("MONITOR instruction executed"));
|
||||
|
||||
if (RCX != 0) {
|
||||
BX_ERROR(("MONITOR: no optional extensions supported"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
|
||||
bx_address addr;
|
||||
|
||||
#if BX_SUPPORT_X86_64
|
||||
if (i->as64L()) {
|
||||
addr = RAX;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if (i->as32L()) {
|
||||
addr = EAX;
|
||||
}
|
||||
else {
|
||||
addr = AX;
|
||||
}
|
||||
|
||||
read_virtual_checks(&BX_CPU_THIS_PTR sregs[i->seg()], addr, 1);
|
||||
|
||||
// TODO: Implemented actual MONITOR functionality
|
||||
|
||||
#else
|
||||
BX_INFO(("MONITOR: use --enable-monitor-mwait to enable MONITOR/MWAIT support"));
|
||||
UndefinedOpcode (i);
|
||||
#endif
|
||||
}
|
||||
|
||||
void BX_CPU_C::MWAIT(bxInstruction_c *i)
|
||||
{
|
||||
#if BX_SUPPORT_MONITOR_MWAIT
|
||||
// TODO: #UD when CPL > 0 and
|
||||
// MSR 0xC0010015[MONITOR_MWAIT_USER_UNABLE] = 1
|
||||
BX_INFO(("MWAIT instruction executed"));
|
||||
|
||||
// only one extension is supported
|
||||
// ECX[0] - interrupt MWAIT even if EFLAGS.IF = 0
|
||||
if (RCX & ~((Bit64u)(1))) {
|
||||
BX_ERROR(("MWAIT: incorrect optional extensions in RCX"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
|
||||
// TODO: Implemented actual MWAIT functionality
|
||||
#else
|
||||
BX_INFO(("MWAIT: use --enable-monitor-mwait to enable MONITOR/MWAIT support"));
|
||||
UndefinedOpcode (i);
|
||||
#endif
|
||||
}
|
||||
|
||||
void BX_CPU_C::SYSENTER(bxInstruction_c *i)
|
||||
{
|
||||
#if BX_SUPPORT_SEP
|
||||
if (!protected_mode()) {
|
||||
BX_ERROR(("sysenter not from protected mode !"));
|
||||
BX_ERROR(("SYSENTER not from protected mode !"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
if ((BX_CPU_THIS_PTR msr.sysenter_cs_msr & BX_SELECTOR_RPL_MASK) == 0) {
|
||||
BX_ERROR(("sysenter with zero sysenter_cs_msr !"));
|
||||
BX_ERROR(("SYSENTER with zero sysenter_cs_msr !"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
|
||||
@ -1958,15 +2016,15 @@ void BX_CPU_C::SYSEXIT(bxInstruction_c *i)
|
||||
{
|
||||
#if BX_SUPPORT_SEP
|
||||
if (!protected_mode()) {
|
||||
BX_ERROR(("sysexit not from protected mode !"));
|
||||
BX_ERROR(("SYSEXIT not from protected mode !"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
if ((BX_CPU_THIS_PTR msr.sysenter_cs_msr & BX_SELECTOR_RPL_MASK) == 0) {
|
||||
BX_ERROR(("sysexit with zero sysenter_cs_msr !"));
|
||||
BX_ERROR(("SYSEXIT with zero sysenter_cs_msr !"));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
if (CPL != 0) {
|
||||
BX_ERROR(("sysexit at non-zero cpl %u !", CPL));
|
||||
BX_ERROR(("SYSEXIT at non-zero cpl %u !", CPL));
|
||||
exception(BX_GP_EXCEPTION, 0, 0);
|
||||
}
|
||||
|
||||
@ -2017,73 +2075,6 @@ void BX_CPU_C::SYSEXIT(bxInstruction_c *i)
|
||||
#if BX_SUPPORT_X86_64
|
||||
void BX_CPU_C::SYSCALL(bxInstruction_c *i)
|
||||
{
|
||||
|
||||
/* pseudo code from AMD manual.
|
||||
|
||||
SYSCALL_START:
|
||||
|
||||
IF (MSR_EFER.SCE = 0) // Check if syscall/sysret are enabled.
|
||||
EXCEPTION [#UD]
|
||||
|
||||
IF (LONG_MODE)
|
||||
SYSCALL_LONG_MODE
|
||||
ELSE // (LEGACY_MODE)
|
||||
SYSCALL_LEGACY_MODE
|
||||
|
||||
|
||||
SYSCALL_LONG_MODE:
|
||||
|
||||
RCX.q = next_RIP
|
||||
R11.q = RFLAGS // with rf cleared
|
||||
|
||||
IF (64BIT_MODE)
|
||||
temp_RIP.q = MSR_LSTAR
|
||||
ELSE // (COMPATIBILITY_MODE)
|
||||
temp_RIP.q = MSR_CSTAR
|
||||
|
||||
CS.sel = MSR_STAR.SYSCALL_CS AND 0xFFFC
|
||||
CS.attr = 64-bit code,dpl0 // Always switch to 64-bit mode in long mode.
|
||||
CS.base = 0x00000000
|
||||
CS.limit = 0xFFFFFFFF
|
||||
|
||||
SS.sel = MSR_STAR.SYSCALL_CS + 8
|
||||
SS.attr = 64-bit stack,dpl0
|
||||
SS.base = 0x00000000
|
||||
SS.limit = 0xFFFFFFFF
|
||||
|
||||
RFLAGS = RFLAGS AND ~MSR_SFMASK
|
||||
RFLAGS.RF = 0
|
||||
|
||||
CPL = 0
|
||||
|
||||
RIP = temp_RIP
|
||||
EXIT
|
||||
|
||||
SYSCALL_LEGACY_MODE:
|
||||
|
||||
RCX.d = next_RIP
|
||||
|
||||
temp_RIP.d = MSR_STAR.EIP
|
||||
|
||||
CS.sel = MSR_STAR.SYSCALL_CS AND 0xFFFC
|
||||
CS.attr = 32-bit code,dpl0 // Always switch to 32-bit mode in legacy mode.
|
||||
CS.base = 0x00000000
|
||||
CS.limit = 0xFFFFFFFF
|
||||
|
||||
SS.sel = MSR_STAR.SYSCALL_CS + 8
|
||||
SS.attr = 32-bit stack,dpl0
|
||||
SS.base = 0x00000000
|
||||
SS.limit = 0xFFFFFFFF
|
||||
|
||||
RFLAGS.VM,IF,RF=0
|
||||
|
||||
CPL = 0
|
||||
|
||||
RIP = temp_RIP
|
||||
EXIT
|
||||
|
||||
*/
|
||||
|
||||
bx_address temp_RIP;
|
||||
|
||||
BX_DEBUG(("Execute SYSCALL instruction"));
|
||||
@ -2201,60 +2192,6 @@ SYSCALL_LEGACY_MODE:
|
||||
|
||||
void BX_CPU_C::SYSRET(bxInstruction_c *i)
|
||||
{
|
||||
/* from AMD manual
|
||||
|
||||
SYSRET_START:
|
||||
|
||||
IF (MSR_EFER.SCE = 0) // Check if syscall/sysret are enabled.
|
||||
EXCEPTION [#UD]
|
||||
|
||||
IF ((!PROTECTED_MODE) || (CPL != 0))
|
||||
EXCEPTION [#GP(0)] // SYSRET requires protected mode, cpl0
|
||||
|
||||
IF (64BIT_MODE)
|
||||
SYSRET_64BIT_MODE
|
||||
ELSE // (!64BIT_MODE)
|
||||
SYSRET_NON_64BIT_MODE
|
||||
|
||||
SYSRET_64BIT_MODE:
|
||||
IF (OPERAND_SIZE = 64) // Return to 64-bit mode.
|
||||
{
|
||||
CS.sel = (MSR_STAR.SYSRET_CS + 16) OR 3
|
||||
CS.base = 0x00000000
|
||||
CS.limit = 0xFFFFFFFF
|
||||
CS.attr = 64-bit code,dpl3
|
||||
temp_RIP.q = RCX
|
||||
}
|
||||
ELSE // Return to 32-bit compatibility mode.
|
||||
{
|
||||
CS.sel = MSR_STAR.SYSRET_CS OR 3
|
||||
CS.base = 0x00000000
|
||||
CS.limit = 0xFFFFFFFF
|
||||
CS.attr = 32-bit code,dpl3
|
||||
temp_RIP.d = RCX
|
||||
}
|
||||
SS.sel = MSR_STAR.SYSRET_CS + 8 // SS selector is changed,
|
||||
// SS base, limit, attributes unchanged.
|
||||
RFLAGS.q = R11 // RF=0,VM=0
|
||||
CPL = 3
|
||||
RIP = temp_RIP
|
||||
EXIT
|
||||
|
||||
SYSRET_NON_64BIT_MODE:
|
||||
CS.sel = MSR_STAR.SYSRET_CS OR 3 // Return to 32-bit legacy protected mode.
|
||||
CS.base = 0x00000000
|
||||
CS.limit = 0xFFFFFFFF
|
||||
CS.attr = 32-bit code,dpl3
|
||||
temp_RIP.d = RCX
|
||||
SS.sel = MSR_STAR.SYSRET_CS + 8 // SS selector is changed.
|
||||
// SS base, limit, attributes unchanged.
|
||||
RFLAGS.IF = 1
|
||||
CPL = 3
|
||||
RIP = temp_RIP
|
||||
EXIT
|
||||
|
||||
*/
|
||||
|
||||
bx_address temp_RIP;
|
||||
|
||||
BX_DEBUG(("Execute SYSRET instruction"));
|
||||
|
||||
@ -42,3 +42,5 @@ TODO (know issues in CPU model):
|
||||
[!] More flexible CPUID - vendor and etc
|
||||
|
||||
[!] SSE4A, SSE5, VMX, SVM
|
||||
|
||||
[!] MONITOR/MWAIT functionality
|
||||
@ -1,5 +1,5 @@
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
// $Id: main.cc,v 1.357 2007-09-28 19:51:42 sshwarts Exp $
|
||||
// $Id: main.cc,v 1.358 2007-10-11 21:28:57 sshwarts Exp $
|
||||
/////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Copyright (C) 2002 MandrakeSoft S.A.
|
||||
@ -991,6 +991,7 @@ int bx_init_hardware()
|
||||
BX_INFO((" PSE support: %s",BX_SUPPORT_LARGE_PAGES?"yes":"no"));
|
||||
BX_INFO((" x86-64 support: %s",BX_SUPPORT_X86_64?"yes":"no"));
|
||||
BX_INFO((" SEP support: %s",BX_SUPPORT_SEP?"yes":"no"));
|
||||
BX_INFO((" MWAIT support: %s",BX_SUPPORT_MONITOR_MWAIT?"yes":"no"));
|
||||
BX_INFO(("Optimization configuration"));
|
||||
BX_INFO((" Guest2HostTLB support: %s",BX_SupportGuest2HostTLB?"yes":"no"));
|
||||
BX_INFO((" RepeatSpeedups support: %s",BX_SupportRepeatSpeedups?"yes":"no"));
|
||||
|
||||
Loading…
Reference in New Issue
Block a user