1 files changed, 4 insertions, 0 deletions
diff --git a/global.h b/global.h
index 202ca85..34867a1 100644
--- a/global.h
+++ b/global.h
@@ -23,4 +23,8 @@
 // (as in sane kernels - like linux, not like in wiki.osdev codes...)
 #define GPIO_BASE (PERIF_BASE + 0x200000)
 
+// ARM control block
+// called "base address for the ARM interrupt register" elsewhere
+#define ARM_BASE (PERIF_BASE + 0xB000)
+
 #endif // GLOBAL_H