36-72 Vol. 3C
INTEL® PROCESSOR TRACE
17d
VM entry, MSR load list sets TraceEn=1 0
1
1
See WRMSR cases for
packets on enable.
FUP/TIP.PGE IP is
VMCSg.LIP
17f
VM entry, FilterEN 0->1
0
1
1
*PIP if OF=1, and “Conceal
VM entries from Intel PT”
execution control = 0;
*MODE.Exec if the value is
different, since last TIP.PGD
PIP(GuestCR3, NR=1)?,
MODE.Exec?,
TIP.PGE(VMCSg.LIP)
17j
VM entry, ContextEN 0->1
0
1
1
*MODE.Exec if the value is
different, since last TIP.PGD
MODE.Exec,
TIP.PGE(VMCSg.LIP)
17g
VM entry, MSR list clears TraceEn=0
1
0
0
*PIP if OF=1, and “Conceal
VM entries from Intel PT”
execution control = 0;
PIP(GuestCR3, NR=1)?,
TIP.PGD
17h
VM entry
1
0
1
*PIP if OF=1, and “Conceal
VM entries from Intel PT”
execution control = 0;
*TraceStop if VMCSg.LIP is
in a TraceStop region
PIP(GuestCR3, NR=1)?,
TIP.PGD(VMCSg.LIP),
TraceStop?
17i
VM entry
1
1
1
*PIP if OF=1, and “Conceal
VM entries from Intel PT”
execution control = 0;
*MODE.Exec if the value is
different, since last TIP.PGD
PIP(GuestCR3, NR=1)?,
MODE.Exec,
TIP(VMCSg.LIP)
20a
EENTER/ERESUME to non-debug
enclave
0
0
0
None
20c
EENTER/ERESUME to non-debug
enclave
1
0
0
FUP(CLIP), TIP.PGD()
21a
EEXIT from non-debug enclave
0
0
D.C.
None
21b
EEXIT from non-debug enclave
0
1
1
*MODE.Exec if the value is
different, since last TIP.PGD
MODE.Exec?,
TIP.PGE(BLIP)
22a
AEX/EEE from non-debug enclave
0
0
D.C.
None
22b
AEX/EEE from non-debug enclave
0
1
1
*MODE.Exec if the value is
different, since last TIP.PGD
MODE.Exec?,
TIP.PGE(AEP.LIP)
23a
EENTER/ERESUME to debug enclave
0
0
D.C.
None
23b
EENTER/ERESUME to debug enclave
0
1
1
*MODE.Exec if the value is
different, since last TIP.PGD
MODE.Exec?,
TIP.PGE(BLIP)
23c
EENTER/ERESUME to debug enclave
1
0
0
FUP(CLIP), TIP.PGD()
23d
EENTER/ERESUME to debug enclave
0
0
1
*TraceStop if BLIP is in a
TraceStop region
FUP(CLIP), TIP.PGD(BLIP),
TraceStop?
23e
EENTER/ERESUME to debug enclave
1
1
1
FUP(CLIP), TIP(BLIP)
24f
EEXIT from debug enclave
0
0
D.C.
None
24b
EEXIT from debug enclave
0
1
1
*MODE.Exec if the value is
different, since last TIP.PGD
MODE.Exec?,
TIP.PGE(BLIP)
24d
EEXIT from debug enclave
1
0
1
*TraceStop if BLIP is in a
TraceStop region
FUP(CLIP), TIP.PGD(BLIP),
TraceStop?
Table 36-50. Packet Generation under Different Enable Conditions (Contd.)
Case
Operation
PktEn
Before
PktEn
After
CntxEn
After
Other Dependencies
Packets Output