1 files changed, 125 insertions, 0 deletions
diff --git a/include/bsp/intercom.h b/include/bsp/intercom.h
new file mode 100644
index 0000000000..39b2ba938e
--- /dev/null
+++ b/include/bsp/intercom.h
@@ -0,0 +1,125 @@
+/**
+ * @file
+ *
+ * @ingroup QorIQInterCom
+ *
+ * @brief Inter-Processor Communication API.
+ */
+
+/*
+ * Copyright (c) 2011 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@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_POWERPC_QORIQ_INTERCOM_H
+#define LIBBSP_POWERPC_QORIQ_INTERCOM_H
+
+#include <rtems.h>
+#include <rtems/chain.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @defgroup QorIQInterCom QorIQ - Inter-Processor Communication Support
+ *
+ * @ingroup QorIQ
+ *
+ * @brief Inter-processor communication support.
+ *
+ * @{
+ */
+
+uint32_t qoriq_spin_lock(uint32_t *lock);
+
+void qoriq_spin_unlock(uint32_t *lock, uint32_t msr);
+
+#define INTERCOM_CORE_COUNT 2
+
+#define INTERCOM_SERVICE_COUNT 8
+
+typedef enum {
+	INTERCOM_TYPE_MPCI,
+	INTERCOM_TYPE_UART_0,
+	INTERCOM_TYPE_UART_1,
+	INTERCOM_TYPE_NETWORK,
+	INTERCOM_TYPE_CUSTOM_0,
+	INTERCOM_TYPE_CUSTOM_1,
+	INTERCOM_TYPE_CUSTOM_2,
+	INTERCOM_TYPE_CUSTOM_3,
+	INTERCOM_TYPE_CUSTOM_4
+} intercom_type;
+
+typedef enum {
+	INTERCOM_SIZE_64 = 0,
+	INTERCOM_SIZE_512,
+	INTERCOM_SIZE_2K,
+	INTERCOM_SIZE_4K
+} intercom_size;
+
+typedef struct intercom_packet {
+	union {
+		struct intercom_packet *next;
+		rtems_chain_node node;
+	} glue;
+	intercom_type type_index;
+	intercom_size size_index;
+	uint32_t flags;
+	size_t size;
+	uint32_t cache_line_alignment [2];
+	char data [];
+} intercom_packet;
+
+typedef void (*intercom_service)(intercom_packet *packet, void *arg);
+
+void qoriq_intercom_init(void);
+
+void qoriq_intercom_start(void);
+
+void qoriq_intercom_service_install(intercom_type type, intercom_service service, void *arg);
+
+void qoriq_intercom_service_remove(intercom_type type);
+
+intercom_packet *qoriq_intercom_allocate_packet(intercom_type type, intercom_size size);
+
+void qoriq_intercom_send_packets(int destination_core, intercom_packet *first, intercom_packet *last);
+
+static inline void qoriq_intercom_send_packet(int destination_core, intercom_packet *packet)
+{
+	qoriq_intercom_send_packets(destination_core, packet, packet);
+}
+
+void qoriq_intercom_broadcast_packets(intercom_packet *first, intercom_packet *last);
+
+static inline void qoriq_intercom_broadcast_packet(intercom_packet *packet)
+{
+	qoriq_intercom_broadcast_packets(packet, packet);
+}
+
+void qoriq_intercom_send(int destination_core, intercom_type type, intercom_size size, const void *buf, size_t n);
+
+void qoriq_intercom_free_packet(intercom_packet *packet);
+
+intercom_packet *qoriq_intercom_clone_packet(const intercom_packet *packet);
+
+#ifdef RTEMS_MULTIPROCESSING
+  extern rtems_mpci_table qoriq_intercom_mpci;
+#endif
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_POWERPC_QORIQ_INTERCOM_H */