changeset 62c521c36f61 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=62c521c36f61
description:
X86: Implement inUserMode for x86.
diffstat:
1 file changed, 6 insertions(+), 1 deletion(-)
src/arch/x86/utility.hh | 7 ++++++-
diffs (17 lines):
diff -r ecbd27e5d1f8 -r 62c521c36f61 src/arch/x86/utility.hh
--- a/src/arch/x86/utility.hh Wed Feb 25 10:17:59 2009 -0800
+++ b/src/arch/x86/utility.hh Wed Feb 25 10:18:06 2009 -0800
@@ -93,7 +93,12 @@
static inline bool
inUserMode(ThreadContext *tc)
{
- return false;
+#if FULL_SYSTEM
+ HandyM5Reg m5reg = tc->readMiscRegNoEffect(MISCREG_M5_REG);
+ return m5reg.cpl == 3;
+#else
+ return true;
+#endif
}
inline bool isCallerSaveIntegerRegister(unsigned int reg) {
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