diff --git a/litex/build/sim/core/modules.c b/litex/build/sim/core/modules.c
index 8d7d30a6b..a5c57d9cc 100644
--- a/litex/build/sim/core/modules.c
+++ b/litex/build/sim/core/modules.c
@@ -16,9 +16,6 @@
 
 static struct ext_module_list_s *modlist=NULL;
 
-
-
-
 int lambdasim_register_ext_module(struct ext_module_s *mod)
 {
   int ret=RC_OK;
@@ -43,7 +40,6 @@ int lambdasim_register_ext_module(struct ext_module_s *mod)
   modlist = ml;
 
 out:
-  
   return ret;
 }
 
@@ -140,7 +136,6 @@ out:
   return ret;
 }
 
-
 int lambdasim_find_module(struct module_s *first, char *name , struct module_s **found)
 {
   struct module_s *list = NULL;
diff --git a/litex/build/sim/core/modules.h b/litex/build/sim/core/modules.h
index 1bfabdf6d..d6ab8a02c 100644
--- a/litex/build/sim/core/modules.h
+++ b/litex/build/sim/core/modules.h
@@ -19,8 +19,6 @@ struct module_s {
   struct module_s *next;
 };
 
-
-
 struct ext_module_s {
   char *name;
   int (*start)(void *);
@@ -35,7 +33,6 @@ struct ext_module_list_s {
   struct ext_module_list_s *next;
 };
 
-
 int lambdasim_file_to_module_list(char *filename, struct module_s **mod);
 int lambdasim_load_ext_modules(struct ext_module_list_s **mlist);
 int lambdasim_find_ext_module(struct ext_module_list_s *first, char *name , struct ext_module_list_s **found);
diff --git a/litex/build/sim/core/modules/clocker/clocker.c b/litex/build/sim/core/modules/clocker/clocker.c
index 080ebf314..3681e1606 100644
--- a/litex/build/sim/core/modules/clocker/clocker.c
+++ b/litex/build/sim/core/modules/clocker/clocker.c
@@ -86,7 +86,6 @@ static int clocker_add_pads(void *sess, struct pad_list_s *plist)
   *s->sys_clk=0;
 out:
   return ret;
-  
 }
 
 static int clocker_tick(void *sess)
diff --git a/litex/build/sim/core/modules/ethernet/ethernet.c b/litex/build/sim/core/modules/ethernet/ethernet.c
index 90d3f513c..90601668a 100644
--- a/litex/build/sim/core/modules/ethernet/ethernet.c
+++ b/litex/build/sim/core/modules/ethernet/ethernet.c
@@ -35,7 +35,6 @@ struct session_s {
   struct event *ev;
 };
 
-
 static struct event_base *base=NULL;
 
 int lambdasim_module_get_args( char *args, char *arg, char **val)
@@ -74,7 +73,6 @@ out:
   return ret;
 }
 
-
 static int lambdasim_module_pads_get( struct pad_s *pads, char *name, void **signal)
 {
   int ret;
@@ -109,8 +107,6 @@ static int ethernet_start(void *b)
   return RC_OK;
 }
 
-
-
 void event_handler(int fd, short event, void *arg)
 {
   struct  session_s *s=(struct session_s*)arg;
@@ -139,6 +135,7 @@ void event_handler(int fd, short event, void *arg)
     }
   }
 }
+
 static const char macadr[6] = {0xaa, 0xb6, 0x24, 0x69, 0x77, 0x21};
 
 static int ethernet_new(void **sess, char *args)
@@ -194,7 +191,6 @@ static int ethernet_new(void **sess, char *args)
 out:
   *sess=(void*)s;
   return ret;
-  
 }
 
 static int ethernet_add_pads(void *sess, struct pad_list_s *plist)
@@ -225,8 +221,8 @@ static int ethernet_add_pads(void *sess, struct pad_list_s *plist)
 
 out:
   return ret;
-  
 }
+
 static int ethernet_tick(void *sess)
 {
   char c;
diff --git a/litex/build/sim/core/modules/serial2console/serial2console.c b/litex/build/sim/core/modules/serial2console/serial2console.c
index 850a56a8a..26813f8d1 100644
--- a/litex/build/sim/core/modules/serial2console/serial2console.c
+++ b/litex/build/sim/core/modules/serial2console/serial2console.c
@@ -52,8 +52,6 @@ out:
   return ret;
 }
 
-
-
 void set_conio_terminal_mode(void)
 {
   struct termios new_termios;
@@ -63,8 +61,6 @@ void set_conio_terminal_mode(void)
   tcsetattr(0, TCSANOW, &new_termios);
 }
 
-
-
 static int serial2console_start(void *b)
 {
   base =(struct event_base *)b;
@@ -97,7 +93,6 @@ static void event_handler(int fd, short event, void *arg)
   }
 }
 
-
 static int serial2console_new(void **sess, char *args)
 {
   int ret=RC_OK;
@@ -155,8 +150,8 @@ static int serial2console_add_pads(void *sess, struct pad_list_s *plist)
 
 out:
   return ret;
-  
 }
+
 static int serial2console_tick(void *sess)
 {
 
diff --git a/litex/build/sim/core/modules/serial2tcp/serial2tcp.c b/litex/build/sim/core/modules/serial2tcp/serial2tcp.c
index fbe539de6..181f35005 100644
--- a/litex/build/sim/core/modules/serial2tcp/serial2tcp.c
+++ b/litex/build/sim/core/modules/serial2tcp/serial2tcp.c
@@ -27,7 +27,6 @@ struct session_s {
 
 struct event_base *base;
 
-
 int lambdasim_module_get_args( char *args, char *arg, char **val)
 {
   int ret=RC_OK;
@@ -64,8 +63,6 @@ out:
   return ret;
 }
 
-
-
 static int lambdasim_module_pads_get( struct pad_s *pads, char *name, void **signal)
 {
   int ret;
@@ -93,8 +90,6 @@ out:
   return ret;
 }
 
-
-
 static int serial2tcp_start(void *b)
 {
   base =(struct event_base *)b;
@@ -127,9 +122,6 @@ static void event_handler(int fd, short event, void *arg)
   }
 }
 
-
-
-
 static void accept_conn_cb(struct evconnlistener *listener, evutil_socket_t fd, struct sockaddr *address, int socklen,  void *ctx)
 {
   struct session_s *s= (struct session_s*)ctx;
@@ -158,14 +150,12 @@ static int serial2tcp_new(void **sess, char *args)
   struct evconnlistener *listener;
   struct sockaddr_in sin;
 
-  
   if(!sess)
   {
     ret = RC_INVARG;
     goto out;
   }
 
-
   ret = lambdasim_module_get_args(args, "port", &cport);
   {
     if(RC_OK != ret)
@@ -183,8 +173,7 @@ static int serial2tcp_new(void **sess, char *args)
     fprintf(stderr, "Invalid port selected!\n");
     goto out;
   }
-  
-  
+   
   s=(struct session_s*)malloc(sizeof(struct session_s));
   if(!s)
   {
@@ -204,10 +193,7 @@ static int serial2tcp_new(void **sess, char *args)
     eprintf("Can't bind port %d\n!\n", port);
     goto out;
   }
-  evconnlistener_set_error_cb(listener, accept_error_cb);
-  
-  
-  
+  evconnlistener_set_error_cb(listener, accept_error_cb); 
   
 out:
   *sess=(void*)s;
@@ -257,7 +243,6 @@ static int serial2tcp_tick(void *sess)
     return RC_OK;
   }
 
-  
   *s->tx_ready = 1;
   if(s->fd && *s->tx_valid)
   {
diff --git a/litex/build/sim/core/pads.c b/litex/build/sim/core/pads.c
index 232bfeeb4..336dbce76 100644
--- a/litex/build/sim/core/pads.c
+++ b/litex/build/sim/core/pads.c
@@ -7,6 +7,7 @@
 #include "pads.h"
 
 static struct pad_list_s *padlist=NULL;
+
 int lambdasim_register_pads(struct pad_s *pads, char *interface_name, int index)
 {
   int ret = RC_OK;
diff --git a/litex/build/sim/core/sim.c b/litex/build/sim/core/sim.c
index 9c87380c1..bee87f58d 100644
--- a/litex/build/sim/core/sim.c
+++ b/litex/build/sim/core/sim.c
@@ -23,7 +23,6 @@
 
 void lambdasim_init(void **out);
 
-
 struct session_list_s {
   void *session;
   char tickfirst;
@@ -60,7 +59,6 @@ static int lambdasim_initialize_all(void **dut, void *base)
       pmlist->module->start(base);
     }
   }
-
   
   /* Load configuration */
   ret = lambdasim_file_to_module_list("sim_config.js", &ml);
@@ -138,6 +136,7 @@ static int lambdasim_initialize_all(void **dut, void *base)
 out:
   return ret;
 }
+
 int lambdasim_sort_session()
 {
   struct session_list_s *s;
@@ -161,10 +160,11 @@ int lambdasim_sort_session()
     sprev = s;
   }
 
-  return RC_OK;
-  
+  return RC_OK; 
 }
+
 struct event *ev;
+
 static void cb(int sock, short which, void *arg)
 {
   struct session_list_s *s;
@@ -201,7 +201,6 @@ static void cb(int sock, short which, void *arg)
 
 int main()
 {
-
   void *vdut=NULL;
   struct event_base *base=NULL;
   struct timeval tv;
diff --git a/litex/build/sim/core/veril.cpp b/litex/build/sim/core/veril.cpp
index cd5b2db09..677d6ff89 100644
--- a/litex/build/sim/core/veril.cpp
+++ b/litex/build/sim/core/veril.cpp
@@ -9,7 +9,6 @@
 #include "verilated_vcd_c.h"
 #include <verilated.h>
 
-
 VerilatedVcdC* tfp;
 
 extern "C" void lambdasim_eval(void *vdut)