fusee_cpp: implement bpmp cache driver

fusee_cpp/program/program.ld

@@ -117,7 +117,8 @@ SECTIONS
         FILL(0x00000000)
 		*(.data .data.* .gnu.linkonce.d.*)
 		SORT(CONSTRUCTORS)
-        . = ALIGN(64) - 1;
+        . = ALIGN(16);
+        . = . + 15;
         BYTE(0x00);
 	} >main AT>glob
 

fusee_cpp/program/source/fusee_main.cpp

@@ -27,6 +27,9 @@ namespace ams::nxboot {
         /* Initialize Sdram. */
         InitializeSdram();
 
+        /* Initialize cache. */
+        hw::InitializeDataCache();
+
         /* Initialize SD card. */
         Result result = InitializeSdCard();