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+/*
+ * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
+ * Copyright (C) 2010 chysun2000@gmail.com
+ *
+ * This file is part of nios2sim-ng.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _NIOS2_H_
+#define _NIOS2_H_
+
+#include "instruction.h"
+
+#define NIOS2_GP_REG_COUNT 32
+/* there are really 32, but 16-31 are reserved for future use */
+#define NIOS2_CTRL_REG_COUNT 16
+
+struct nios2 {
+ /* General-Purpose Registers */
+ uint32_t gp_regs[NIOS2_GP_REG_COUNT];
+ /* Control Registers */
+ uint32_t ctrl_regs[NIOS2_CTRL_REG_COUNT];
+ /* Program counter */
+ uint32_t pc;
+};
+
+#define PC_INC_NORMAL 0
+#define PC_INC_BY_INSTR 1
+
+#endif /* _NIOS2_H_ */