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-rw-r--r--bsp/coreip-e20-rtl/metal.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/bsp/coreip-e20-rtl/metal.h b/bsp/coreip-e20-rtl/metal.h
index 4e03f92..aa513d9 100644
--- a/bsp/coreip-e20-rtl/metal.h
+++ b/bsp/coreip-e20-rtl/metal.h
@@ -5,6 +5,9 @@
#ifdef __METAL_MACHINE_MACROS
+#ifndef __METAL_PLIC_SUBINTERRUPTS
+#define __METAL_PLIC_SUBINTERRUPTS 0
+#endif
#define __METAL_CLIC_SUBINTERRUPTS 48
#ifndef __METAL_CLIC_SUBINTERRUPTS