1 files changed, 112 insertions, 0 deletions
diff --git a/bsps/arm/include/bsp/arm-gic-irq.h b/bsps/arm/include/bsp/arm-gic-irq.h
new file mode 100644
index 0000000000..09d3fe5ac2
--- /dev/null
+++ b/bsps/arm/include/bsp/arm-gic-irq.h
@@ -0,0 +1,112 @@
+/**
+ *  @file
+ *
+ *  @ingroup arm_gic
+ *
+ *  @brief ARM GIC IRQ
+ */
+
+/*
+ * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <info@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H
+#define LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H
+
+#include <bsp.h>
+#include <bsp/arm-gic.h>
+#include <rtems/score/processormask.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define ARM_GIC_IRQ_SGI_0 0
+#define ARM_GIC_IRQ_SGI_1 1
+#define ARM_GIC_IRQ_SGI_2 2
+#define ARM_GIC_IRQ_SGI_3 3
+#define ARM_GIC_IRQ_SGI_5 5
+#define ARM_GIC_IRQ_SGI_6 6
+#define ARM_GIC_IRQ_SGI_7 7
+#define ARM_GIC_IRQ_SGI_8 8
+#define ARM_GIC_IRQ_SGI_9 9
+#define ARM_GIC_IRQ_SGI_10 10 
+#define ARM_GIC_IRQ_SGI_11 11
+#define ARM_GIC_IRQ_SGI_12 12
+#define ARM_GIC_IRQ_SGI_13 13
+#define ARM_GIC_IRQ_SGI_14 14
+#define ARM_GIC_IRQ_SGI_15 15
+
+#define ARM_GIC_DIST ((volatile gic_dist *) BSP_ARM_GIC_DIST_BASE)
+
+rtems_status_code arm_gic_irq_set_priority(
+  rtems_vector_number vector,
+  uint8_t priority
+);
+
+rtems_status_code arm_gic_irq_get_priority(
+  rtems_vector_number vector,
+  uint8_t *priority
+);
+
+void bsp_interrupt_set_affinity(
+  rtems_vector_number vector,
+  const Processor_mask *affinity
+);
+
+void bsp_interrupt_get_affinity(
+  rtems_vector_number vector,
+  Processor_mask *affinity
+);
+
+typedef enum {
+  ARM_GIC_IRQ_SOFTWARE_IRQ_TO_ALL_IN_LIST,
+  ARM_GIC_IRQ_SOFTWARE_IRQ_TO_ALL_EXCEPT_SELF,
+  ARM_GIC_IRQ_SOFTWARE_IRQ_TO_SELF
+} arm_gic_irq_software_irq_target_filter;
+
+static inline rtems_status_code arm_gic_irq_generate_software_irq(
+  rtems_vector_number vector,
+  arm_gic_irq_software_irq_target_filter filter,
+  uint8_t targets
+)
+{
+  rtems_status_code sc = RTEMS_SUCCESSFUL;
+
+  if (vector <= ARM_GIC_IRQ_SGI_15) {
+    volatile gic_dist *dist = ARM_GIC_DIST;
+
+    dist->icdsgir = GIC_DIST_ICDSGIR_TARGET_LIST_FILTER(filter)
+      | GIC_DIST_ICDSGIR_CPU_TARGET_LIST(targets)
+      | GIC_DIST_ICDSGIR_SGIINTID(vector);
+  } else {
+    sc = RTEMS_INVALID_ID;
+  }
+
+  return sc;
+}
+
+static inline uint32_t arm_gic_irq_processor_count(void)
+{
+  volatile gic_dist *dist = ARM_GIC_DIST;
+
+  return GIC_DIST_ICDICTR_CPU_NUMBER_GET(dist->icdictr) + 1;
+}
+
+void arm_gic_irq_initialize_secondary_cpu(void);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H */