add original memory.x

scripts/memory.x

@@ -0,0 +1,23 @@
+MEMORY
+{
+	FLASH : ORIGIN = 0x00000000, LENGTH = 256K
+	/* RAM is a mandatory region. This RAM refers to the SRAM_0 */
+	RAM : ORIGIN = 0x1FFF8000, LENGTH = 32K
+	SRAM_1 : ORIGIN = 0x20000000, LENGTH = 32K
+}
+
+/* This is where the call stack will be allocated. */
+/* The stack is of the full descending type. */
+/* NOTE Do NOT modify `_stack_start` unless you know what you are doing */
+/* SRAM_0 can be used for all busses: Instruction, Data and System */
+/* SRAM_1 only supports the system bus */
+_stack_start = ORIGIN(RAM) + LENGTH(RAM);
+
+/* Define sections for placing symbols into the extra memory regions above.   */
+/* This makes them accessible from code.                                      */
+SECTIONS {
+  .sram1 (NOLOAD) : ALIGN(8) {
+    *(.sram1 .sram1.*);
+    . = ALIGN(4);
+    } > SRAM_1
+};