From 8cf3e5fe3c4f85b2f60eacfbc262110fe918966a Mon Sep 17 00:00:00 2001
From: Saurabh Singh <saurabh.s99100@gmail.com>
Date: Sat, 7 Oct 2023 23:32:47 -0400
Subject: [PATCH] sim: Add banner

---
 sim/atomsim.hpp     |  2 ++
 sim/interactive.cpp |  3 ++-
 sim/main.cpp        | 11 +++++++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/sim/atomsim.hpp b/sim/atomsim.hpp
index 1e5d6f8a..82326a17 100755
--- a/sim/atomsim.hpp
+++ b/sim/atomsim.hpp
@@ -28,6 +28,8 @@ struct Atomsim_config
     bool trace_flag         = false;    // enable tracing
     bool dump_on_ebreak_flag= false;    // Dump registers at ebreak (Used by SCAR)
     bool no_color_flag      = false;    // Disable colored output
+    bool no_banner_flag     = false;    // Disable banner flag
+
 
     // input file
     std::string ifile       = "";
diff --git a/sim/interactive.cpp b/sim/interactive.cpp
index 092441eb..ce9a4b22 100755
--- a/sim/interactive.cpp
+++ b/sim/interactive.cpp
@@ -241,7 +241,8 @@ int Atomsim::run_interactive_mode()
         }
         else
         {
-            std::cout << "Unknown command \"" << cmd << "\"" << std::endl;
+            if(cmd != "")
+                std::cout << "Unknown command \"" << cmd << "\"" << std::endl;
         }
     }
     
diff --git a/sim/main.cpp b/sim/main.cpp
index 70a4fd4c..c17db30c 100755
--- a/sim/main.cpp
+++ b/sim/main.cpp
@@ -16,6 +16,12 @@
 // define atomsim version
 #define ATOMSIM_VERSION "v2.2"
 
+#define ATOMSIM_BANNER \
+"   ___  __             _____     \n" 		\
+"  / _ |/ /____  __ _  / __(_)_ _ \n" 		\
+" / __ / __/ _ \\/  ' \\_\\ \\/ /  ' \\\n" 	\
+"/_/ |_\\__/\\___/_/_/_/___/_/_/_/_/ "
+
 // Global Variables
 // (use extern in other files)
 
@@ -66,6 +72,7 @@ void parse_commandline_args(int argc, char**argv, Atomsim_config &sim_config, Ba
 		("version", "Show version information")
 		("soctarget", "Show current AtomSim SoC target")
 		("no-color", "Don't show colored output", cxxopts::value<bool>(sim_config.no_color_flag)->default_value(default_sim_config.no_color_flag?"true":"false"))
+		("no-banner", "Don't show banner", cxxopts::value<bool>(sim_config.no_banner_flag)->default_value(default_sim_config.no_banner_flag?"true":"false"))
 		("i,input", "Specify an input file", cxxopts::value<std::string>(sim_config.ifile))
 		;
 		
@@ -162,6 +169,10 @@ int main(int argc, char ** argv)
 	
 	// Parse commandline arguments
 	parse_commandline_args(argc, argv, sim_config, backend_config);
+
+	// Print banner
+	if(!sim_config.no_banner_flag)
+		printf("%s %s\n", ATOMSIM_BANNER, ATOMSIM_VERSION);
 	
 	int exitcode=0;
 	try