From 32f507ce5f66dd9c89a45854688f46bde33c5e3d Mon Sep 17 00:00:00 2001
From: Tobias Klauser <tklauser@distanz.ch>
Date: Wed, 10 Nov 2010 09:20:50 +0100
Subject: Initial import of nios2sim (http://nios2sim.googlecode.com/svn/trunk/
 r16)

---
 main.c | 123 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 main.c

(limited to 'main.c')

diff --git a/main.c b/main.c
new file mode 100644
index 0000000..40fc250
--- /dev/null
+++ b/main.c
@@ -0,0 +1,123 @@
+/*
+    Nios-sim - one simple NIOSII simulator only for personal interest and fun.
+    Copyright (C) 2010  chysun2000@gmail.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.
+*/
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <string.h>
+#include "public.h"
+
+static void print_help(void)
+{
+	printf("\n----------------------------------------------\n");
+	printf(" HELP INFORMATION of NIOS2 Simulator\n");
+	printf("----------------------------------------------\n");
+	printf(" --image|-i image path name\n");
+	printf(" --srec|-s image format is SREC\n");
+	printf(" --mem_size|-m memory size of board\n");
+	printf(" --debug_mode|-d enter debug mode\n");
+	printf(" --base_addr|-b base address of memory\n");
+	printf(" --sys_map|-p load symbol table\n");
+	printf(" --cmdline|-c set kernel command line\n");
+	printf(" --initrd|-r set the address of initrd\n");
+	printf(" --fs_image|-f set the file system image\n");
+	printf(" --version|-v print the version information\n");
+	printf("----------------------------------------------\n");
+	printf(" For Example:\n");
+	printf(" nios-sim -s -i [srec file] -m [memsize] -d [set to debug mode] \n");
+	printf("  -b [base addr of mem] -p [symbol file]\n");
+	printf("  -c [kernel command line]\n");
+	printf("----------------------------------------------\n");
+}
+
+static const char * version = "Simulator for NIOSII(None-MMU) Version 0.1\n Copyright@chysun2000@gmail.com\n";
+static void print_version(void)
+{
+	printf("\n---------------------------------------------\n");
+	printf("%s", version);
+	printf("---------------------------------------------\n");
+}
+
+int main(int argc, char * argv[])
+{
+	struct option long_opt [] = {
+		{"image",required_argument,NULL,'i'},
+		{"srec",no_argument, NULL, 's'},
+		{"mem_size",required_argument, NULL, 'm'},
+		{"debug_mode",no_argument, NULL, 'd'},
+		{"base_addr", required_argument, NULL, 'b'},
+		{"sys_map", required_argument, NULL, 'p'},
+		{"cmdline", required_argument, NULL, 'c'},
+		{"initrd", required_argument, NULL, 'r'},
+		{"fs_image",required_argument, NULL, 'f'},
+		{"version", no_argument, NULL, 'v'},
+		{"help", no_argument, NULL, 'h'},
+		{0,0,0,0}
+	};
+	
+	char * short_opt = "i:sm:db:p:c:vhr:f:";
+	int32_t c = 0;
+
+	while((c = getopt_long(argc, argv, short_opt, long_opt, NULL)) != -1){
+		switch(c){
+		case 'i':
+			set_image_pathname(optarg);
+			break;
+		case 's':
+			set_image_format(SREC_FMT);
+			break;
+		case 'm':
+			set_image_memsize(optarg);
+			break;
+		case 'd':
+			set_debug_mode(get_nios_cpu());
+			break;
+		case 'b':
+			set_image_base_addr(optarg);
+			break;
+		case 'p':
+			load_symbol_file(optarg);
+			break;
+		case 'c':
+			set_cmdline(optarg);
+			break;
+		case 'r':
+			set_initrd(optarg);
+			break;
+		case 'f':
+			set_fs_image(optarg);
+			break;
+		case 'v':
+			print_version();
+			return 0;
+		case 'h':
+			print_help();
+			return 0;
+		default:
+			break;
+		}
+	}
+	
+	alloc_image_mem();
+	load_image();
+	print_image_info();
+	simulating();
+	return 0;
+}
-- 
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