diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
index fdaba809f..594fae6f0 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk1p1</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x6de00000 memmap=0x600000$0x6da00000 ramoops.mem_address=0x6da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_initial_modeset=1 i915.enable_guc=0x02 video=DP-1:d video=DP-2:d cma=64M@0- panic_print=0x1f
@@ -152,7 +152,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/industry.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/industry.xml
index e523155b5..35a08dbcb 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk1p1</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x6de00000 memmap=0x600000$0x6da00000 ramoops.mem_address=0x6da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_initial_modeset=1 i915.enable_guc=0x02 video=DP-1:d video=DP-2:d cma=64M@0- panic_print=0x1f
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/logical_partition.xml
index 07dabfb48..c10771df9 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/logical_partition.xml
@@ -62,7 +62,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">>
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -113,7 +113,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc.xml
index 3ed008586..422c5f35b 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk1p1</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x6de00000 memmap=0x600000$0x6da00000 ramoops.mem_address=0x6da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_initial_modeset=1 i915.enable_guc=0x02 video=DP-1:d video=DP-2:d cma=64M@0- panic_print=0x1f
@@ -106,7 +106,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -131,7 +131,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/logical_partition.xml
index 3d29dfb6b..166bd6bc9 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/logical_partition.xml
@@ -62,7 +62,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -112,7 +112,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
index 4c5dc7d0a..25e8b2c0e 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk0p3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x5de00000 memmap=0x600000$0x5da00000 ramoops.mem_address=0x5da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_guc=0x02 cma=64M@0-
@@ -152,7 +152,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/industry.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/industry.xml
index 664dffadf..e63019092 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk0p3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x5de00000 memmap=0x600000$0x5da00000 ramoops.mem_address=0x5da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_guc=0x02 cma=64M@0-
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>3</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -135,7 +135,7 @@
         <vcpu_clos>1</vcpu_clos>
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/logical_partition.xml
index b096e68ee..dfa0d39bd 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/logical_partition.xml
@@ -63,7 +63,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -114,7 +114,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc.xml
index 339e6199a..876bb42e8 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/mmcblk0p3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x5de00000 memmap=0x600000$0x5da00000 ramoops.mem_address=0x5da00000 ramoops.mem_size=0x400000 ramoops.console_size=0x200000
         reboot_panic=p,w module_blacklist=dwc3_pci i915.enable_guc=0x02 cma=64M@0-
@@ -106,7 +106,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -131,7 +131,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml b/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
index 6026d93f0..471efb6a2 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         </bootargs>
     </board_private>
@@ -150,7 +150,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/industry.xml b/misc/acrn-config/xmls/config-xmls/generic/industry.xml
index 1a0a4df0a..da20d90cd 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         </bootargs>
     </board_private>
@@ -103,7 +103,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -132,7 +132,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/generic/logical_partition.xml
index 3cc064ef4..321d271ce 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/logical_partition.xml
@@ -64,7 +64,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -116,7 +116,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/sdc.xml b/misc/acrn-config/xmls/config-xmls/generic/sdc.xml
index 4fffe9fee..b1814e836 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         </bootargs>
     </board_private>
@@ -103,7 +103,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -128,7 +128,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>1</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
index 877c77a0d..f9741cc1d 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -151,7 +151,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry.xml
index 7f3004912..c86c5b5d6 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry.xml
@@ -88,7 +88,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/logical_partition.xml
index 68121b33e..4df68be4f 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/logical_partition.xml
@@ -63,7 +63,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -114,7 +114,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc.xml
index 16a482887..55404915b 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc.xml
@@ -88,7 +88,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -106,7 +106,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -131,7 +131,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
index 87a32d8c6..69c369832 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -151,7 +151,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry.xml
index 2e87951c5..cef470881 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -104,7 +104,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -133,7 +133,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/logical_partition.xml
index 6240f3065..27d618aec 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/logical_partition.xml
@@ -63,7 +63,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -115,7 +115,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc.xml
index f7a2205e4..8fa34aa8b 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -130,7 +130,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/template/KATA_VM.xml b/misc/acrn-config/xmls/config-xmls/template/KATA_VM.xml
index d910997ff..20bb26cc1 100644
--- a/misc/acrn-config/xmls/config-xmls/template/KATA_VM.xml
+++ b/misc/acrn-config/xmls/config-xmls/template/KATA_VM.xml
@@ -7,7 +7,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id></pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned"></base>
         <size desc="SGX EPC section size in Bytes, must be page aligned"></size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/template/POST_RT_VM.xml b/misc/acrn-config/xmls/config-xmls/template/POST_RT_VM.xml
index 15c13a4ed..ecdea6ccd 100644
--- a/misc/acrn-config/xmls/config-xmls/template/POST_RT_VM.xml
+++ b/misc/acrn-config/xmls/config-xmls/template/POST_RT_VM.xml
@@ -10,7 +10,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned"></base>
         <size desc="SGX EPC section size in Bytes, must be page aligned"></size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/template/POST_STD_VM.xml b/misc/acrn-config/xmls/config-xmls/template/POST_STD_VM.xml
index 521d1a2cf..f20063a27 100644
--- a/misc/acrn-config/xmls/config-xmls/template/POST_STD_VM.xml
+++ b/misc/acrn-config/xmls/config-xmls/template/POST_STD_VM.xml
@@ -10,7 +10,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned"></base>
         <size desc="SGX EPC section size in Bytes, must be page aligned"></size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/template/PRE_STD_VM.xml b/misc/acrn-config/xmls/config-xmls/template/PRE_STD_VM.xml
index 7806a4131..ccece7ea9 100644
--- a/misc/acrn-config/xmls/config-xmls/template/PRE_STD_VM.xml
+++ b/misc/acrn-config/xmls/config-xmls/template/PRE_STD_VM.xml
@@ -11,7 +11,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned"></base>
         <size desc="SGX EPC section size in Bytes, must be page aligned"></size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/template/SAFETY_VM.xml b/misc/acrn-config/xmls/config-xmls/template/SAFETY_VM.xml
index 54f428b90..c430e3ec5 100644
--- a/misc/acrn-config/xmls/config-xmls/template/SAFETY_VM.xml
+++ b/misc/acrn-config/xmls/config-xmls/template/SAFETY_VM.xml
@@ -11,7 +11,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned"></base>
         <size desc="SGX EPC section size in Bytes, must be page aligned"></size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/tgl-rvp/industry.xml b/misc/acrn-config/xmls/config-xmls/tgl-rvp/industry.xml
index 572890c64..abd3f6fe2 100644
--- a/misc/acrn-config/xmls/config-xmls/tgl-rvp/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/tgl-rvp/industry.xml
@@ -87,7 +87,7 @@
         <board_private>
             <rootfs desc="rootfs for Linux kernel">/dev/nvme0n1p3</rootfs>
             <bootargs desc="Specify kernel boot arguments">        rw rootwait console=ttyS0 consoleblank=0 no_timer_check quiet loglevel=3
-        i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
+        i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1 idle=halt
         </bootargs>
         </board_private>
     </vm>
@@ -102,7 +102,7 @@
         <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
             <vcpu_clos>0</vcpu_clos>
         </clos>
-        <epc_section desc="epc section">
+        <epc_section configurable="0" desc="epc section">
             <base desc="SGX EPC section base, must be page aligned">0</base>
             <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
         </epc_section>
@@ -131,7 +131,7 @@
         <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
             <vcpu_clos>0</vcpu_clos>
         </clos>
-        <epc_section desc="epc section">
+        <epc_section configurable="0" desc="epc section">
             <base desc="SGX EPC section base, must be page aligned">0</base>
             <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
         </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
index 5788824b0..ec6d9b2ee 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -151,7 +151,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml
index f77e8e94f..787331261 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/logical_partition.xml
index 96d13c66e..6700b57f6 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/logical_partition.xml
@@ -63,7 +63,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -114,7 +114,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc.xml
index 301b348d5..4a962fdc8 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -130,7 +130,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
index ba23677a4..d809822b9 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
@@ -61,7 +61,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01070F i915.domain_plane_owners=0x011100001111 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -151,7 +151,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml
index 65acac07d..2753f6bbb 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -134,7 +134,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/logical_partition.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/logical_partition.xml
index 9f2bec613..e2dd39839 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/logical_partition.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/logical_partition.xml
@@ -63,7 +63,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -114,7 +114,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc.xml
index 209606d93..8c97acd96 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc.xml
@@ -87,7 +87,7 @@
     <board_private>
         <rootfs desc="rootfs for Linux kernel">/dev/sda3</rootfs>
         <bootargs desc="Specify kernel boot arguments">
-        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3
+        rw rootwait console=tty0 consoleblank=0 no_timer_check quiet loglevel=3 idle=halt
         i915.nuclear_pageflip=1 i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_gvt=1
         hvlog=2M@0x1fe00000 memmap=0x200000$0x1fe00000
         </bootargs>
@@ -105,7 +105,7 @@
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">
         <vcpu_clos>0</vcpu_clos>
     </clos>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>
@@ -130,7 +130,7 @@
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
         <pcpu_id>3</pcpu_id>
     </vcpu_affinity>
-    <epc_section desc="epc section">
+    <epc_section configurable="0" desc="epc section">
         <base desc="SGX EPC section base, must be page aligned">0</base>
         <size desc="SGX EPC section size in Bytes, must be page aligned">0</size>
     </epc_section>