sept: add secondary skeleton + buildscript

sept/sept-secondary/src/sdram.h

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2018 naehrwert
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#ifndef FUSEE_SDRAM_H_
+#define FUSEE_SDRAM_H_
+
+void sdram_init();
+const void *sdram_get_params();
+void sdram_lp0_save_params(const void *params);
+
+#endif