2001-03-30 Eric Valette <valette@crf.canon.fr>

	* clock/.cvsignore, clock/Makefile.am, clock/p_clock.c,
	include/8xx_immap.h, include/commproc.h, include/mbx.h,
	irq/.cvsignore, irq/Makefile.am, irq/irq.c, irq/irq.h,
	irq/irq_asm.S, irq/irq_init.c, vectors/.cvsignore,
	vectors/Makefile.am, vectors/vectors.S, vectors/vectors.h,
	vectors/vectors_init.c: New files.
	* Makefile.am, configure.in, console/console.c,
	include/Makefile.am, network/network.c, startup/Makefile.am,
	startup/bspstart.c, startup/imbx8xx.c, startup/linkcmds,
	startup/mmutlbtab.c, startup/start.S, wrapup/Makefile.am:
	The modifications to this BSP reflect the conversion of the
	mpc8xx CPU to the "new exception processing model."

3 files changed, 98 insertions, 0 deletions

diff --git a/c/src/lib/libbsp/powerpc/mbx8xx/clock/.cvsignore b/c/src/lib/libbsp/powerpc/mbx8xx/clock/.cvsignore
new file mode 100644
index 0000000000..282522db03
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/mbx8xx/clock/.cvsignore
@@ -0,0 +1,2 @@
+Makefile
+Makefile.in
diff --git a/c/src/lib/libbsp/powerpc/mbx8xx/clock/Makefile.am b/c/src/lib/libbsp/powerpc/mbx8xx/clock/Makefile.am
new file mode 100644
index 0000000000..c41be0decc
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/mbx8xx/clock/Makefile.am
@@ -0,0 +1,26 @@
+##
+## $Id$
+##
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+VPATH = @srcdir@:@srcdir@/../../shared/clock
+
+C_FILES = p_clock.c
+C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
+
+OBJS = $(C_O_FILES)
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../../../../../../automake/compile.am
+include $(top_srcdir)/../../../../../../automake/lib.am
+
+#
+# (OPTIONAL) Add local stuff here using +=
+#
+
+# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
+
+all-local: $(ARCH) $(OBJS)
+
+include $(top_srcdir)/../../../../../../automake/local.am
diff --git a/c/src/lib/libbsp/powerpc/mbx8xx/clock/p_clock.c b/c/src/lib/libbsp/powerpc/mbx8xx/clock/p_clock.c
new file mode 100644
index 0000000000..327919f7f9
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/mbx8xx/clock/p_clock.c
@@ -0,0 +1,70 @@
+/*
+ *  Clock Tick interrupt conexion code.
+ *
+ *  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.
+ *
+ *  Modified to support the MPC750.
+ *  Modifications Copyright (c) 1999 Eric Valette valette@crf.canon.fr
+ *
+ *  $Id$
+ */
+
+#include <bsp.h>
+#include <bsp/irq.h>
+
+extern void clockOn(void*);
+extern void clockOff (void*);
+extern int clockIsOn(void*);
+extern void Clock_isr();
+
+static rtems_irq_connect_data clockIrqData = {BSP_PERIODIC_TIMER,
+					      (rtems_irq_hdl)Clock_isr,
+					      (rtems_irq_enable)clockOn,
+					      (rtems_irq_disable)clockOff,
+					      (rtems_irq_is_enabled)clockIsOn};
+					      
+int BSP_get_clock_irq_level()
+{
+  /*
+   * Caution : if you change this, you must change the
+   * definition of BSP_PERIODIC_TIMER accordingly
+   */
+  return 6;
+}
+
+int BSP_disconnect_clock_handler (void)
+{
+  if (!BSP_get_current_rtems_irq_handler(&clockIrqData)) {
+     printk("Unable to stop system clock\n");
+    rtems_fatal_error_occurred(1);
+  }
+  return BSP_remove_rtems_irq_handler (&clockIrqData);
+}
+
+int BSP_connect_clock_handler (rtems_irq_hdl hdl)
+{
+  if (!BSP_get_current_rtems_irq_handler(&clockIrqData)) {
+     printk("Unable to get system clock handler\n");
+    rtems_fatal_error_occurred(1);
+  }
+  if (!BSP_remove_rtems_irq_handler (&clockIrqData)) {
+   printk("Unable to remove current system clock handler\n");
+    rtems_fatal_error_occurred(1);
+  }
+  /*
+   * Reinit structure
+   */
+  clockIrqData.name = BSP_PERIODIC_TIMER;
+  clockIrqData.hdl = (rtems_irq_hdl) hdl;
+  clockIrqData.on = (rtems_irq_enable)clockOn;
+  clockIrqData.off = (rtems_irq_enable)clockOff;
+  clockIrqData.isOn = (rtems_irq_is_enabled)clockIsOn;
+  
+  return BSP_install_rtems_irq_handler (&clockIrqData);
+}