Introduce mkimxboot to build bootloader images for the i.MX (only the fuze+ currently). Still not integrated in rbutil

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30920 a1c6a512-1295-4272-9138-f99709370657
diff --git a/rbutil/mkimxboot/dualboot/dualboot.lds b/rbutil/mkimxboot/dualboot/dualboot.lds
new file mode 100644
index 0000000..caaff1a
--- /dev/null
+++ b/rbutil/mkimxboot/dualboot/dualboot.lds
@@ -0,0 +1,16 @@
+ENTRY(start)
+OUTPUT_FORMAT(elf32-littlearm)
+OUTPUT_ARCH(arm)
+
+MEMORY
+{
+    OCRAM : ORIGIN = 0, LENGTH = 0x8000
+}
+
+SECTIONS
+{
+    .text 0 :
+    {
+        *(.text*)
+    } > OCRAM
+}