1 files changed, 180 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/shared/src/irq-legacy.c b/c/src/lib/libbsp/shared/src/irq-legacy.c
new file mode 100644
index 0000000000..d71a55a0e7
--- /dev/null
+++ b/c/src/lib/libbsp/shared/src/irq-legacy.c
@@ -0,0 +1,180 @@
+/**
+ * @file
+ *
+ * @ingroup bsp_interrupt
+ *
+ * @brief Source file for generic BSP interrupt support legacy code.
+ */
+
+/*
+ * Copyright (c) 2008
+ * Embedded Brains GmbH
+ * Obere Lagerstr. 30
+ * D-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.com/license/LICENSE.
+ */
+
+#include <stdlib.h>
+
+#include <rtems/irq.h>
+
+#include <bsp/irq-generic.h>
+
+typedef struct {
+	rtems_irq_hdl handler;
+	void *arg;
+} bsp_interrupt_legacy_entry;
+
+static void bsp_interrupt_legacy_dispatch( rtems_vector_number vector, void *arg)
+{
+	bsp_interrupt_legacy_entry *e = arg;
+	e->handler( e->arg);
+}
+
+/**
+ * @deprecated Obsolete.
+ */
+int BSP_get_current_rtems_irq_handler( rtems_irq_connect_data *cd)
+{
+	cd->hdl = NULL;
+	cd->handle = NULL;
+	cd->on = NULL;
+	cd->off = NULL;
+	cd->isOn = NULL;
+}
+
+/**
+ * @deprecated Use rtems_interrupt_handler_install() instead.
+ */
+int BSP_install_rtems_irq_handler( const rtems_irq_connect_data *cd)
+{
+	rtems_status_code sc = RTEMS_SUCCESSFUL;
+	bsp_interrupt_legacy_entry *e = malloc( sizeof( bsp_interrupt_legacy_entry));
+
+	if (e == NULL) {
+		return 0;
+	}
+
+	e->handler = cd->hdl;
+	e->arg = cd->handle;
+
+	sc = rtems_interrupt_handler_install(
+		cd->name,
+		"Unique interrupt handler (installed with obsolete BSP_install_rtems_irq_handler())",
+		RTEMS_INTERRUPT_UNIQUE,
+		bsp_interrupt_legacy_dispatch,
+		e
+	);
+	if (sc != RTEMS_SUCCESSFUL) {
+		free( e);
+		return 0;
+	}
+
+	if (cd->on) {
+		cd->on( cd);
+	}
+
+	return 1;
+}
+
+/**
+ * @deprecated Use rtems_interrupt_handler_install() instead.
+ */
+int BSP_install_rtems_shared_irq_handler( const rtems_irq_connect_data *cd)
+{
+	rtems_status_code sc = RTEMS_SUCCESSFUL;
+	bsp_interrupt_legacy_entry *e = malloc( sizeof( bsp_interrupt_legacy_entry));
+
+	if (e == NULL) {
+		return 0;
+	}
+
+	e->handler = cd->hdl;
+	e->arg = cd->handle;
+
+	sc = rtems_interrupt_handler_install(
+		cd->name,
+		"Shared interrupt handler (installed with obsolete BSP_install_rtems_shared_irq_handler())",
+		RTEMS_INTERRUPT_SHARED,
+		bsp_interrupt_legacy_dispatch,
+		e
+	);
+	if (sc != RTEMS_SUCCESSFUL) {
+		free( e);
+		return 0;
+	}
+
+	if (cd->on) {
+		cd->on( cd);
+	}
+
+	return 1;
+}
+
+/**
+ * @deprecated Use rtems_interrupt_handler_remove() instead.
+ */
+int BSP_remove_rtems_irq_handler( const rtems_irq_connect_data *cd)
+{
+	rtems_status_code sc = RTEMS_SUCCESSFUL;
+	bsp_interrupt_handler_entry *head = NULL;
+	bsp_interrupt_handler_entry *current = NULL;
+	bsp_interrupt_legacy_entry *e = NULL;
+
+	sc = bsp_interrupt_handler_query( cd->name, head);
+	if (sc != RTEMS_SUCCESSFUL) {
+		return 0;
+	}
+
+	current = head;
+	while (current != NULL) {
+		if (current->handler == bsp_interrupt_legacy_dispatch) {
+			e = current->arg;
+			if (e->arg == cd->handle) {
+				break;
+			} else {
+				e = NULL;
+			}
+		}
+		current = current->next;
+	}
+
+	sc = bsp_interrupt_handler_query_free( head);
+	if (sc != RTEMS_SUCCESSFUL) {
+		return 0;
+	}
+
+	if (e == NULL) {
+		return 0;
+	}
+
+	if (cd->off) {
+		cd->off( cd);
+	}
+	sc = rtems_interrupt_handler_remove( cd->name, bsp_interrupt_legacy_dispatch, e);
+	if (sc != RTEMS_SUCCESSFUL) {
+		return 0;
+	}
+	return 1;
+}
+
+/**
+ * @deprecated Use bsp_interrupt_initialize() instead.
+ */
+int BSP_rtems_irq_mngt_set( rtems_irq_global_settings *config)
+{
+	return 0;
+}
+
+/**
+ * @deprecated Obsolete.
+ */
+int BSP_rtems_irq_mngt_get( rtems_irq_global_settings **config)
+{
+	*config = NULL;
+	return 0;
+}