X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FGoodFET.py;h=5a0f78ba70f690fcbdcb67b2fb77813efb18b2dc;hp=d7875bc6e2a68f695eb238fee8dedd00092b1eea;hb=1536c622c446a0928fb2e9e44cdc67e7cceb6e7e;hpb=e0fd8eafbf3cd92ba8b9c05f24651760507091f2

diff --git a/client/GoodFET.py b/client/GoodFET.py
index d7875bc..5a0f78b 100755
--- a/client/GoodFET.py
+++ b/client/GoodFET.py
@@ -77,6 +77,8 @@ class GoodFET:
             glob_list = glob.glob(os.environ.get("GOODFET"));
             if len(glob_list) > 0:
                 port = glob_list[0];
+            else:
+                port = os.environ.get("GOODFET");
         if port is None:
             glob_list = glob.glob("/dev/tty.usbserial*");
             if len(glob_list) > 0:
@@ -86,6 +88,7 @@ class GoodFET:
             if len(glob_list) > 0:
                 port = glob_list[0];
         
+        
         self.serialport = serial.Serial(
             port,
             #9600,
@@ -312,12 +315,13 @@ class GoodFET:
         """Self-test several functions through the monitor."""
         print "Performing monitor self-test.";
         
-        if self.peekword(0x0c00)!=0x0c04 and self.peekword(0x0c00)!=0x0c06:
-            print "ERROR Fetched wrong value from 0x0c04.";
-        self.pokebyte(0x0021,0); #Drop LED
-        if self.peekbyte(0x0021)!=0:
-            print "ERROR, P1OUT not cleared.";
-        self.pokebyte(0x0021,1); #Light LED
+        for f in range(0,30):
+            if self.peekword(0x0c00)!=0x0c04 and self.peekword(0x0c00)!=0x0c06:
+                print "ERROR Fetched wrong value from 0x0c04.";
+            self.pokebyte(0x0021,0); #Drop LED
+            if self.peekbyte(0x0021)!=0:
+                print "ERROR, P1OUT not cleared.";
+            self.pokebyte(0x0021,1); #Light LED
         
         print "Self-test complete.";