Add Send Event instruction to get the SMP working on the Pi. Patch
doesn't work for SMP on Pi 2 v1.1
---
bsps/arm/raspberrypi/include/bsp/irq.h | 1 +
bsps/arm/raspberrypi/start/bspsmp.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/bsps/arm/raspberrypi/include/bsp/irq.h
b/bsps/arm/raspberrypi/include/bsp/irq.h
index a363e7ce90..2c0d0d82b2 100644
--- a/bsps/arm/raspberrypi/include/bsp/irq.h
+++ b/bsps/arm/raspberrypi/include/bsp/irq.h
@@ -24,6 +24,7 @@
#include <rtems.h>
#include <rtems/irq.h>
#include <rtems/irq-extension.h>
+#include <dev/irq/arm-gic-irq.h>
/**
* @defgroup raspberrypi_interrupt Interrrupt Support
diff --git a/bsps/arm/raspberrypi/start/bspsmp.c
b/bsps/arm/raspberrypi/start/bspsmp.c
index 44f7a1d376..9dcfb0fb03 100644
--- a/bsps/arm/raspberrypi/start/bspsmp.c
+++ b/bsps/arm/raspberrypi/start/bspsmp.c
@@ -42,6 +42,7 @@ bool _CPU_SMP_Start_processor( uint32_t cpu_index )
if (cpu_index != cpu_index_self) {
BCM2835_REG(BCM2836_MAILBOX_3_WRITE_SET_BASE + 0x10 * cpu_index) =
(uint32_t)_start;
+ _ARM_Send_event();
/*
* Wait for secondary processor to complete its basic initialization so
--
2.30.2
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