kern/svc: update WaitForAddress to support 64-bit WaitIfEqual

libraries/libmesosphere/source/arch/arm64/svc/kern_svc_tables.cpp

@@ -36,6 +36,10 @@ namespace ams::kern::svc {
     /* Declare special prototype for (unsupported) CallCallSecureMonitor64From32. */
     void CallCallSecureMonitor64From32();
 
+    /* Declare special prototypes for WaitForAddress. */
+    void CallWaitForAddress64();
+    void CallWaitForAddress64From32();
+
     namespace {
 
         #ifndef MESOSPHERE_USE_STUBBED_SVC_TABLES
@@ -81,6 +85,8 @@ namespace ams::kern::svc {
 
             table[svc::SvcId_CallSecureMonitor]    = CallCallSecureMonitor64From32;
 
+            table[svc::SvcId_WaitForAddress]       = CallWaitForAddress64From32;
+
             return table;
         }();
 
@@ -97,6 +103,8 @@ namespace ams::kern::svc {
 
             table[svc::SvcId_ReturnFromException]  = CallReturnFromException64;
 
+            table[svc::SvcId_WaitForAddress]       = CallWaitForAddress64;
+
             return table;
         }();