1 files changed, 5 insertions, 2 deletions

diff --git a/firmware/test/fat/ata-sim.c b/firmware/test/fat/ata-sim.c
index 97abb33f56..ab7266d6a0 100644
--- a/firmware/test/fat/ata-sim.c
+++ b/firmware/test/fat/ata-sim.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "debug.h"
 
 #define BLOCK_SIZE 512
 
@@ -8,7 +9,7 @@ static FILE* file;
 
 int ata_read_sectors(unsigned long start, unsigned char count, void* buf)
 {
-    printf("Reading block 0x%lx\n",start); 
+    DEBUGF("Reading block 0x%lx\n",start); 
     if(fseek(file,start*BLOCK_SIZE,SEEK_SET)) {
         perror("fseek");
         return -1;
@@ -36,10 +37,12 @@ int ata_write_sectors(unsigned long start, unsigned char count, void* buf)
 
 int ata_init(char* filename)
 {
+    if (!filename)
+        filename = "disk.img";
     /* check disk size */
     file=fopen(filename,"r+");
     if(!file) {
-        fprintf(stderr, "read_disk() - Could not find \"disk.img\"\n");
+        fprintf(stderr, "read_disk() - Could not find \"%s\"\n",filename);
         return -1;
     }
     return 0;