ECPT deduplication and CWT/CWC rebase

target/i386/tcg/sysemu/excp_helper.c

@@ -873,6 +873,15 @@ static int mmu_translate(CPUState *cs, hwaddr addr, MMUTranslateFunc get_hphys_f
     }
 }
 
+// TODO: change this to the corresponding ECTP version
+// schai. I believe this can reuse the mmu_translate_ECPT function 
+static unsigned long mmu_translate_pgtables(CPUState *cs, hwaddr addr, MMUTranslateFunc get_hphys_func,
+                                            uint64_t cr3,int mmu_idx, int pg_mode,
+                                            unsigned long *pgd, unsigned long *pud, unsigned long *pmd,
+                                            unsigned long *pte_table, unsigned int *size, unsigned long *entry) {
+    return 0;
+                                            }
+
 #else
 
 #define RADIX_LEVEL 4