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author | Gabe Black <gblack@eecs.umich.edu> | 2009-05-28 23:27:56 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-05-28 23:27:56 -0700 |
commit | 7f50ea05ac848e22a70c9a9471904637aea2f907 (patch) | |
tree | 208fb8a40376ccb6b6fb90576c4506f34416930d /src/arch/x86/process.cc | |
parent | 47877cf2dbd6ee2f1cf9b2c609d37b0589e876ca (diff) | |
download | gem5-7f50ea05ac848e22a70c9a9471904637aea2f907.tar.xz |
X86: Keep track of more descriptor state to accomodate KVM.
Diffstat (limited to 'src/arch/x86/process.cc')
-rw-r--r-- | src/arch/x86/process.cc | 48 |
1 files changed, 36 insertions, 12 deletions
diff --git a/src/arch/x86/process.cc b/src/arch/x86/process.cc index f7b5468b4..c643a7924 100644 --- a/src/arch/x86/process.cc +++ b/src/arch/x86/process.cc @@ -208,12 +208,18 @@ X86_64LiveProcess::startup() ThreadContext * tc = system->getThreadContext(contextIds[i]); SegAttr dataAttr = 0; + dataAttr.dpl = 3; + dataAttr.unusable = 0; + dataAttr.defaultSize = 1; + dataAttr.longMode = 1; + dataAttr.avl = 0; + dataAttr.granularity = 1; + dataAttr.present = 1; + dataAttr.type = 3; dataAttr.writable = 1; dataAttr.readable = 1; dataAttr.expandDown = 0; - dataAttr.dpl = 3; - dataAttr.defaultSize = 0; - dataAttr.longMode = 1; + dataAttr.system = 1; //Initialize the segment registers. for(int seg = 0; seg < NUM_SEGMENTREGS; seg++) { @@ -223,12 +229,18 @@ X86_64LiveProcess::startup() } SegAttr csAttr = 0; - csAttr.writable = 0; - csAttr.readable = 1; - csAttr.expandDown = 0; csAttr.dpl = 3; + csAttr.unusable = 0; csAttr.defaultSize = 0; csAttr.longMode = 1; + csAttr.avl = 0; + csAttr.granularity = 1; + csAttr.present = 1; + csAttr.type = 10; + csAttr.writable = 0; + csAttr.readable = 1; + csAttr.expandDown = 0; + csAttr.system = 1; tc->setMiscRegNoEffect(MISCREG_CS_ATTR, csAttr); @@ -307,12 +319,18 @@ I386LiveProcess::startup() ThreadContext * tc = system->getThreadContext(contextIds[i]); SegAttr dataAttr = 0; - dataAttr.writable = 1; - dataAttr.readable = 1; - dataAttr.expandDown = 0; dataAttr.dpl = 3; + dataAttr.unusable = 0; dataAttr.defaultSize = 1; dataAttr.longMode = 0; + dataAttr.avl = 0; + dataAttr.granularity = 1; + dataAttr.present = 1; + dataAttr.type = 3; + dataAttr.writable = 1; + dataAttr.readable = 1; + dataAttr.expandDown = 0; + dataAttr.system = 1; //Initialize the segment registers. for(int seg = 0; seg < NUM_SEGMENTREGS; seg++) { @@ -324,12 +342,18 @@ I386LiveProcess::startup() } SegAttr csAttr = 0; - csAttr.writable = 0; - csAttr.readable = 1; - csAttr.expandDown = 0; csAttr.dpl = 3; + csAttr.unusable = 0; csAttr.defaultSize = 1; csAttr.longMode = 0; + csAttr.avl = 0; + csAttr.granularity = 1; + csAttr.present = 1; + csAttr.type = 0xa; + csAttr.writable = 0; + csAttr.readable = 1; + csAttr.expandDown = 0; + csAttr.system = 1; tc->setMiscRegNoEffect(MISCREG_CS_ATTR, csAttr); |