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-rw-r--r--c/src/lib/libbsp/powerpc/ppcn_60x/startup/setvec.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/ppcn_60x/startup/setvec.c b/c/src/lib/libbsp/powerpc/ppcn_60x/startup/setvec.c
new file mode 100644
index 0000000000..dd7c39da82
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/ppcn_60x/startup/setvec.c
@@ -0,0 +1,55 @@
+/* set_vector
+ *
+ * This routine installs an interrupt vector on the target Board/CPU.
+ * This routine is allowed to be as board dependent as necessary.
+ *
+ * INPUT:
+ * handler - interrupt handler entry point
+ * vector - vector number
+ * type - 0 indicates raw hardware connect
+ * 1 indicates RTEMS interrupt connect
+ *
+ * RETURNS:
+ * address of previous interrupt handler
+ *
+ * COPYRIGHT (c) 1989-1997.
+ * On-Line Applications Research Corporation (OAR).
+ * Copyright assigned to U.S. Government, 1994.
+ *
+ * The license and distribution terms for this file may in
+ * the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id:
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+
+
+/*
+ * This routine installs vector number vector.
+ *
+ */
+rtems_isr_entry set_vector( /* returns old vector */
+ rtems_isr_entry handler, /* isr routine */
+ rtems_vector_number vector, /* vector number */
+ int type /* RTEMS or RAW intr */
+)
+{
+ rtems_isr_entry previous_isr;
+ rtems_status_code status;
+
+ /*
+ * vectors greater than PPC_IRQ_LAST are handled by the General purpose
+ * interupt handler. (8259)
+ */
+ if ( vector > PPC_IRQ_LAST ) {
+ set_EE_vector ( handler, vector );
+ }
+ else {
+ status = rtems_interrupt_catch
+ ( handler, vector, (rtems_isr_entry *) &previous_isr );
+ }
+ return previous_isr;
+}