bsps: Move interrupt controller support to bsps

This patch is a part of the BSP source reorganization.

Update #3285.

1 files changed, 61 insertions, 0 deletions

diff --git a/bsps/powerpc/qemuppc/irq/irq_init.c b/bsps/powerpc/qemuppc/irq/irq_init.c
new file mode 100644
index 0000000000..24b15dcd49
--- /dev/null
+++ b/bsps/powerpc/qemuppc/irq/irq_init.c
@@ -0,0 +1,61 @@
+/*===============================================================*\
+| Project: RTEMS generic MPC83xx BSP                              |
++-----------------------------------------------------------------+
+|                    Copyright (c) 2007                           |
+|                    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.org/license/LICENSE.                           |
+|                                                                 |
++-----------------------------------------------------------------+
+| this file integrates the IPIC irq controller                    |
+\*===============================================================*/
+
+#include <rtems.h>
+
+#include <libcpu/powerpc-utility.h>
+
+#include <bsp.h>
+#include <bsp/irq.h>
+#include <bsp/irq-generic.h>
+#include <bsp/vectors.h>
+
+static int qemuppc_exception_handler(
+  BSP_Exception_frame *frame,
+  unsigned exception_number
+)
+{
+  rtems_panic("Unexpected interrupt occured");
+  return 0;
+}
+
+/*
+ * functions to enable/disable a source at the ipic
+ */
+void bsp_interrupt_vector_enable( rtems_vector_number irqnum)
+{
+  /* FIXME: do something */
+  bsp_interrupt_assert(bsp_interrupt_is_valid_vector(irqnum));
+}
+
+void bsp_interrupt_vector_disable( rtems_vector_number irqnum)
+{
+  /* FIXME: do something */
+  bsp_interrupt_assert(bsp_interrupt_is_valid_vector(irqnum));
+}
+
+rtems_status_code bsp_interrupt_facility_initialize(void)
+{
+  /* Install exception handler */
+  if (ppc_exc_set_handler( ASM_EXT_VECTOR, qemuppc_exception_handler)) {
+    return RTEMS_IO_ERROR;
+  }
+
+  return RTEMS_SUCCESSFUL;
+}