diff --git a/firmware/lpc1xxx/linkscript.ld b/firmware/lpc1xxx/linkscript.ld
index f8c8086..047b008 100644
--- a/firmware/lpc1xxx/linkscript.ld
+++ b/firmware/lpc1xxx/linkscript.ld
@@ -37,6 +37,10 @@ SECTIONS
   {
     KEEP(*(.irq_vectors))
     KEEP(*(table))
+    *(.text.boot_entry)
+    *(.text.main)
+. = 0x000002FC ; /* or 1FC for LPC2000 */
+    KEEP(*(crp))
     *(.text*)
     *(.rodata*)
   } > flash
diff --git a/firmware/main.c b/firmware/main.c
index e24f7db..ba7fc40 100644
--- a/firmware/main.c
+++ b/firmware/main.c
@@ -7,6 +7,8 @@
 #include "lcd/render.h"
 #include "filesystem/ff.h"
 
+__attribute__ ((used, section("crp"))) const uint32_t the_crp=0x87654321;
+
 /**************************************************************************/
 
 void wrapper(void);