First set of changes to incorporate the RGMP port

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3595 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 72 insertions, 0 deletions

diff --git a/nuttx/arch/rgmp/include/irq.h b/nuttx/arch/rgmp/include/irq.h
new file mode 100644
index 000000000..7f8a06dbb
--- /dev/null
+++ b/nuttx/arch/rgmp/include/irq.h
@@ -0,0 +1,72 @@
+/****************************************************************************
+ * arch/rgmp/include/irq.h
+ *
+ *   Copyright (C) 2011 Yu Qiang. All rights reserved.
+ *   Author: Yu Qiang <yuq825@gmail.com>
+ *
+ * This file is a part of NuttX:
+ *
+ *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __ARCH_RGMP_INCLUDE_IRQ_H
+#define __ARCH_RGMP_INCLUDE_IRQ_H
+
+#define NR_IRQS  0
+
+#ifndef __ASSEMBLY__
+
+#include <rgmp/trap.h>
+#include <rgmp/spinlock.h>
+#include <arch/types.h>
+
+struct xcptcontext {
+    struct Trapframe *tf;
+    // for signal using
+    unsigned int save_eip;
+    unsigned int save_eflags;
+    void *sigdeliver;
+};
+
+extern int nest_irq;
+
+static inline irqstate_t irqsave(void)
+{
+    return pushcli();
+}
+
+static inline void irqrestore(irqstate_t flags)
+{
+    popcli(flags);
+}
+
+#endif
+#endif