* Added C program to read debug info

sw/read_debug.c

@@ -0,0 +1,85 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+
+void bail();
+void sig_handler(int signum);
+
+int src = -1;
+
+
+int main(int argc, char *argv[]){
+    
+    if (argc != 2){
+        fprintf(stderr,"USAGE:\n %s source-file\n", argv[0]);
+        return -1;
+    }
+    
+    // Register Signal Handler
+    signal(SIGINT, sig_handler);
+    signal(SIGTERM, sig_handler);
+    
+    // Open Destination File
+    src = open(argv[1], O_RDONLY);
+    if(src == -1){
+        perror("Failed to open file");
+        bail();
+        return -1;
+    }
+    
+    char buffer[8];
+    char* buffer_p;
+    uint16_t* data;
+    size_t cnt, bufflen;
+    
+    while(1){
+        buffer_p = buffer;
+        cnt = 0;
+        bufflen = 8;
+
+        do {
+            cnt = read(src, buffer_p, bufflen);
+            buffer_p    += cnt;
+            bufflen     -= cnt;
+            //No data available, wait and retry
+            if(cnt == 0){
+                usleep(500000);
+                continue;
+            }
+            //Error, bail out
+            else if(cnt < 0){
+                perror("Read failed");
+                bail();
+                return -1;
+            }
+        } while (bufflen > 0);
+        
+        
+        data = buffer;
+        
+        printf("\nADC_DATA2_MAX: %u\nADC_DATA1_MAX: %u\nSCALER_MAX: %u\nDAC_MAX: %u\n", data[0], data[1], data[2], data[3]);
+/*        uint64_t* test = buffer;*/
+/*        printf("DATA: %llX\n", test[0]);*/
+    }
+    
+    //Never Reached
+    bail();
+    return -1;
+}
+
+void bail(){
+    if(src != -1){
+        (void)close(src);
+    }
+}
+
+void sig_handler(int signum){
+    printf("Caught signal %d, terminating\n", signum);
+    bail();
+    exit(0);
+}