nds32: add new target type nds32_v2, nds32_v3, nds32_v3m

Add target code for Andes targets.

Change-Id: Ibf0e1b61b06127ca7d9ed502d98d7e2aeebbbe82
Signed-off-by: Hsiangkai Wang <hsiangkai@gmail.com>
Reviewed-on: http://openocd.zylin.com/1259
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>

1 files changed, 58 insertions, 0 deletions

diff --git a/src/target/nds32_disassembler.h b/src/target/nds32_disassembler.h
new file mode 100644
index 00000000..ac0222e6
--- /dev/null
+++ b/src/target/nds32_disassembler.h
@@ -0,0 +1,58 @@
+/***************************************************************************
+ *   Copyright (C) 2013 Andes Technology                                   *
+ *   Hsiangkai Wang <hkwang@andestech.com>                                 *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
+ ***************************************************************************/
+
+#ifndef __NDS32_DISASSEMBLER_H__
+#define __NDS32_DISASSEMBLER_H__
+
+#include <target/nds32.h>
+
+enum nds32_instruction_type {
+	NDS32_INSN_DATA_PROC = 0,
+	NDS32_INSN_LOAD_STORE,
+	NDS32_INSN_JUMP_BRANCH,
+	NDS32_INSN_RESOURCE_ACCESS,
+	NDS32_INSN_MISC,
+};
+
+struct nds32_instruction {
+	enum nds32_instruction_type type;
+	char text[128];
+	uint32_t opcode;
+	uint8_t instruction_size;
+	uint32_t access_start;
+	uint32_t access_end;
+
+	struct {
+		uint8_t opc_6;
+		uint8_t rt;
+		uint8_t ra;
+		uint8_t rb;
+		uint8_t rd;
+		uint8_t sub_opc;
+		int32_t imm;
+	} info;
+
+};
+
+int nds32_read_opcode(struct nds32 *nds32, uint32_t address, uint32_t *value);
+int nds32_evaluate_opcode(struct nds32 *nds32, uint32_t opcode, uint32_t address,
+		struct nds32_instruction *instruction);
+
+#endif /* __NDS32_DISASSEMBLER_H__ */