test: update hftest script to enable espi on fvp

Update hftest.py to add options required to enable extended SPI range on
fvp. Using ESPI requires TF-A and hafnium to be built with appropriate
build options (GIC_EXT_INTID) enabled.

Signed-off-by: Raghu Krishnamurthy <raghu.ncstate@gmail.com>
Change-Id: I156557efb68d44ac77e8220f4fa1c0ca45fd139f
diff --git a/test/hftest/hftest.py b/test/hftest/hftest.py
index 5852016..140dccf 100755
--- a/test/hftest/hftest.py
+++ b/test/hftest/hftest.py
@@ -374,6 +374,11 @@
             "-C", "cluster0.memory_tagging_support_level=2",
             "-C", "cluster1.memory_tagging_support_level=2",
             "-C", "bp.dram_metadata.is_enabled=1",
+            "-C", "cluster0.gicv3.extended-interrupt-range-support=1",
+            "-C", "cluster1.gicv3.extended-interrupt-range-support=1",
+            "-C", "gic_distributor.extended-ppi-count=64",
+            "-C", "gic_distributor.extended-spi-count=1024",
+            "-C", "gic_distributor.ARE-fixed-to-one=1",
         ]
 
         if uart0_log_path and uart1_log_path: