2011-09-01 Sebastian Huber <sebastian.huber@embedded-brains.de>

	* cpu.c, cpu_asm.S: Removed files.
	* nios2-context-initialize.c, nios2-context-switch.S,
	nios2-fatal-halt.c, nios2-initialize-vectors.c, nios2-initialize.c,
	nios2-isr-get-level.c, nios2-isr-install-raw-handler.c,
	nios2-isr-install-vector.c, nios2-isr-is-in-progress.c,
	nios2-isr-set-level.c, nios2-thread-dispatch-disabled.c,
	rtems/score/nios2-utility.h: New files.
	* Makefile.am, preinstall.am: Reflect changes above.
	* irq.c: Update due to API changes.
	* rtems/score/cpu.h: New functions _CPU_Initialize_vectors(),
	_CPU_ISR_Set_level(), and _CPU_Fatal_halt() (instead of macros).
	Support for external interrupt controller (EIC).  Documentation
	changes.

1 files changed, 27 insertions, 0 deletions

diff --git a/cpukit/score/cpu/nios2/nios2-fatal-halt.c b/cpukit/score/cpu/nios2/nios2-fatal-halt.c
new file mode 100644
index 0000000000..319f6bdce1
--- /dev/null
+++ b/cpukit/score/cpu/nios2/nios2-fatal-halt.c
@@ -0,0 +1,27 @@
+/*
+ *  Copyright (c) 2011 embedded brains GmbH
+ *
+ *  Copyright (c) 2006 Kolja Waschk (rtemsdev/ixo.de)
+ *
+ *  COPYRIGHT (c) 1989-2004.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  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.
+ *
+ *  $Id$
+ */
+
+#include <rtems/score/cpu.h>
+
+void _CPU_Fatal_halt( uint32_t _error )
+{
+  /* write 0 to status register (disable interrupts) */
+  __builtin_wrctl( 0, 0 );
+
+  /* write error code to ET register */
+  __asm__ volatile ("mov et, %z0" : : "rM" (_error));
+
+  while (1);
+}