target-arm: fix vmsav6 access control

Override access control checks (including execute) for mmu translation
table descriptors assigned to manager domains.
Signed-off-by: NJuha Riihimäki <juha.riihimaki@nokia.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

target-arm/helper.c

@@ -1084,6 +1084,9 @@ static int get_phys_addr_v6(CPUState *env, uint32_t address, int access_type,
         }
         code = 15;
     }
+    if (domain == 3) {
+        *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
+    } else {
         if (xn && access_type == 2)
             goto do_fault;
 
@@ -1101,6 +1104,7 @@ static int get_phys_addr_v6(CPUState *env, uint32_t address, int access_type,
         if (!xn) {
             *prot |= PAGE_EXEC;
         }
+    }
     *phys_ptr = phys_addr;
     return 0;
 do_fault: