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-rw-r--r--hw/arm_gic.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/hw/arm_gic.c b/hw/arm_gic.c
index 81858c3971..589ac5ef17 100644
--- a/hw/arm_gic.c
+++ b/hw/arm_gic.c
@@ -8,8 +8,15 @@
*/
/* This file contains implementation code for the RealView EB interrupt
- controller, MPCore distributed interrupt controller and ARMv7-M
- Nested Vectored Interrupt Controller. */
+ * controller, MPCore distributed interrupt controller and ARMv7-M
+ * Nested Vectored Interrupt Controller.
+ * It is compiled in two ways:
+ * (1) as a standalone file to produce a sysbus device which is a GIC
+ * that can be used on the realview board and as one of the builtin
+ * private peripherals for the ARM MP CPUs (11MPCore, A9, etc)
+ * (2) by being directly #included into armv7m_nvic.c to produce the
+ * armv7m_nvic device.
+ */
#include "sysbus.h"
@@ -909,7 +916,7 @@ static void gic_init(gic_state *s, int num_irq)
register_savevm(NULL, "arm_gic", -1, 2, gic_save, gic_load, s);
}
-#ifndef LEGACY_INCLUDED_GIC
+#ifndef NVIC
static int arm_gic_init(SysBusDevice *dev)
{