From 4a82161bfceb0dbe7bf58393f398dae90bd19541 Mon Sep 17 00:00:00 2001
From: Stefan `Sec` Zehl <sec@42.org>
Date: Wed, 15 Jun 2011 23:42:22 +0200
Subject: [PATCH] Example for executing code in ram.

Due to weird include magic call make two times.
(we won't need this as soon as we can push these to the dataflash)

make MODULE=executor loadables
make MODULE=executor loadables
---
 modules/executor.c | 117 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 modules/executor.c

diff --git a/modules/executor.c b/modules/executor.c
new file mode 100644
index 0000000..4239a04
--- /dev/null
+++ b/modules/executor.c
@@ -0,0 +1,117 @@
+#include <sysinit.h>
+
+#include "basic/basic.h"
+
+#include "lcd/render.h"
+#include "lcd/allfonts.h"
+
+void backlightInit(void);
+
+#include "loadable/blinktest.h"
+
+void execute (const void *function, uint16_t length){
+    void (*dst)(void);
+
+    dst=(void (*)(void)) 0x10001c00;
+
+    DoString(0,8,"Enter RAM!");
+    DoIntX(0,16,(uint32_t)function);
+    DoIntX(0,24,(uint32_t)dst);
+    lcdDisplay(0);
+
+    for(int i=0;i<length;i++){
+        ((char*)dst)[i]=((char*)function)[i];
+    };
+
+    dst=(void (*)(void)) ((uint32_t)(dst) | 1); // Enable Thumb mode!
+    dst();
+};
+
+/**************************************************************************/
+
+void module_executor(void) {
+
+    backlightInit();
+
+    //disable the JTAG on PIO3_3
+    IOCON_PIO3_3 = 0x10;
+
+    int yctr=8;
+    int dx=0;
+
+    font_direction = FONT_DIR_LTR; // LeftToRight is the default
+
+    yctr=18;
+
+    uint8_t trigger;
+
+    trigger=20;
+
+    uint32_t ctr=0;
+    char key;
+    while (1) {
+        ctr++;
+
+        lcdDisplay(0);
+        delayms(10);
+
+        key= getInput();
+        if(key==BTN_UP){
+            trigger +=1;
+        }else if (key ==BTN_DOWN){
+            trigger -=1;
+        };
+
+        font=&Font_7x8;
+        dx=DoString(0,0,"Trig:");
+        dx=DoInt(dx,0,trigger);
+        DoString(dx,0," ");
+
+        // Easy flashing
+        if(key==BTN_LEFT){
+            DoString(0,8,"Enter ISP!");
+            lcdDisplay(0);
+            ISPandReset(5);
+        };
+
+        // RAM execute
+        if(key==BTN_RIGHT){
+            execute(loadable_blinktest,loadable_blinktest_size);
+        };
+
+        // Display nickname
+        font = &Font_Ubuntu36pt;
+        dx=DoString(0,0,"Sec");
+
+        // Blink LED
+        if(ctr++>trigger){
+            ctr=0;
+            if (gpioGetValue(RB_LED2) == CFG_LED_OFF){
+                gpioSetValue (RB_LED2, CFG_LED_ON); 
+            } else {
+                gpioSetValue (RB_LED2, CFG_LED_OFF); 
+            };
+        };
+
+        // Print Voltage
+        font = &Font_7x8;
+        dx=DoString(0,yctr+28,"Voltage:");
+        DoInt(dx,yctr+28,GetVoltage());
+
+    }
+    return;
+}
+
+void tick_executor(void){
+    static int foo=0;
+    static int toggle=0;
+	if(foo++>50){
+        toggle=1-toggle;
+		foo=0;
+        gpioSetValue (RB_LED0, toggle); 
+	};
+    return;
+};
+
+
+