From 93a5e2696beecae5b13f85e0534585246314c8f3 Mon Sep 17 00:00:00 2001
From: Stefan `Sec` Zehl <sec@42.org>
Date: Mon, 13 Jun 2011 23:19:18 +0200
Subject: [PATCH] Enable systick (10ms) by default and allow modules to be
 called from systick

Also add VoltageCheck once per sec by default
---
 core/systick/systick.c | 16 +++-------------
 modules/default.c      | 15 ++++++++++++++-
 modules/mkwrapper      | 10 ++++++++++
 3 files changed, 27 insertions(+), 14 deletions(-)

diff --git a/core/systick/systick.c b/core/systick/systick.c
index ebf50b8..bbec5e5 100644
--- a/core/systick/systick.c
+++ b/core/systick/systick.c
@@ -63,14 +63,11 @@
 
 #include "systick.h"
 
-#ifdef CFG_SDCARD
-#include "drivers/fatfs/diskio.h"
-volatile uint32_t fatTicks = 0;
-#endif
-
 volatile uint32_t systickTicks = 0;             // 1ms tick counter
 volatile uint32_t systickRollovers = 0;
 
+void tick_wrapper(void);
+
 /**************************************************************************/
 /*! 
     @brief Systick interrupt handler
@@ -83,14 +80,7 @@ void SysTick_Handler (void)
   // Increment rollover counter
   if (systickTicks == 0xFFFFFFFF) systickRollovers++;
 
-  #ifdef CFG_SDCARD
-  fatTicks++;
-  if (fatTicks == 10)
-  {
-    fatTicks = 0;
-    disk_timerproc();
-  }
-  #endif
+  tick_wrapper();
 }
 
 /**************************************************************************/
diff --git a/modules/default.c b/modules/default.c
index 33bf3de..3d2f8d2 100644
--- a/modules/default.c
+++ b/modules/default.c
@@ -3,5 +3,18 @@
 /**************************************************************************/
 
 void module_default(void) {
+    systickInit(10);
     return;
-}
+};
+
+// every 10 ms
+void tick_default(void) {
+    static int ctr;
+    ctr++;
+    if(ctr>100){
+        VoltageCheck();
+        ctr=0;
+    };
+
+    return;
+};
diff --git a/modules/mkwrapper b/modules/mkwrapper
index 2b6ef98..8a3f1e2 100755
--- a/modules/mkwrapper
+++ b/modules/mkwrapper
@@ -3,6 +3,7 @@
 for a in $* ; do
 	base=${a%.o}
 	echo "void module_$base(void);" 
+	echo "void tick_$base(void);" 
 done
 
 echo
@@ -14,3 +15,12 @@ for a in $* ; do
 done
 
 echo "}"
+
+echo "void tick_wrapper(void){" 
+
+for a in $* ; do
+	base=${a%.o}
+	grep -q \ tick_$base ${base}.c && echo "tick_$base();"
+done
+
+echo "}"