X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FGoodFET.py;h=62a0e440a8f0c0f8fd8333298c89961c95668a86;hp=c3ab99e6d8a5b3a662e5ab6e0c99ef8dc07c0f1d;hb=4e19996ffadaba56b6cca3cae9d732e6fba5c45e;hpb=89029e6edf48e5f1385f9b25d7cdbed2a4780140

diff --git a/client/GoodFET.py b/client/GoodFET.py
index c3ab99e..62a0e44 100755
--- a/client/GoodFET.py
+++ b/client/GoodFET.py
@@ -287,9 +287,9 @@ class GoodFET:
                     return self.data;
             except TypeError:
                 if self.connected:
-                    print "Error: waiting for serial read timed out (most likely).";
-                    print "This shouldn't happen after syncing.  Exiting for safety.";                    
-                    sys.exit(-1)
+                    print "Warning: waiting for serial read timed out (most likely).";
+                    #print "This shouldn't happen after syncing.  Exiting for safety.";                    
+                    #sys.exit(-1)
                 return self.data;
     #Glitching stuff.
     def glitchApp(self,app):
@@ -372,12 +372,26 @@ class GoodFET:
     def eeprompeek(self,address):
         """Read a word of memory from the monitor."""
         return self.peekbyte(address)+(self.peekbyte(address+1)<<8);
-    
+    def peekbysym(self,name):
+        """Read a value by its symbol name."""
+        #TODO include memory in symbol.
+        reg=self.symbols.get(name);
+        return self.peek8(reg,"data");
+    def pokebysym(self,name,val):
+        """Write a value by its symbol name."""
+        #TODO include memory in symbol.
+        reg=self.symbols.get(name);
+        return self.poke8(reg,val,"data");
     def pokebyte(self,address,value):
         """Set a byte of memory by the monitor."""
         self.data=[address&0xff,address>>8,value];
         self.writecmd(0,0x03,3,self.data);
         return ord(self.data[0]);
+    def poke16(self,address,value):
+        """Set a word of memory by the monitor."""
+        self.pokebyte(address,value&0xFF);
+        self.pokebyte(address,(value>>8)&0xFF);
+        return value;
     def setsecret(self,value):
         """Set a secret word for later retreival.  Used by glitcher."""
         self.eeprompoke(0,value);
@@ -465,13 +479,18 @@ class GoodFET:
             return 0;
         return 1;
     def monitorclocking(self):
-        DCOCTL=self.peekbyte(0x0056);
-        BCSCTL1=self.peekbyte(0x0057);
-        return "0x%02x, 0x%02x" % (DCOCTL, BCSCTL1);
-
+        """Return the 16-bit clocking value."""
+        return "0x%04x" % self.monitorgetclock();
+    
+    def monitorsetclock(self,clock):
+        """Set the clocking value."""
+        self.poke16(0x56, clock);
+    def monitorgetclock(self):
+        """Get the clocking value."""
+        return self.peek16(0x56);
     # The following functions ought to be implemented in
     # every client.
-
+    
     def infostring(self):
         a=self.peekbyte(0xff0);
         b=self.peekbyte(0xff1);
@@ -506,15 +525,25 @@ class GoodFET:
         """Dump an intel hex file from code memory."""
         print "Dump not implemented.";
     def peek32(self,address, memory="vn"):
+        """Peek 32 bits."""
         return (self.peek16(address,memory)+
                 (self.peek16(address+2,memory)<<16));
     def peek16(self,address, memory="vn"):
+        """Peek 16 bits of memory."""
         return (self.peek8(address,memory)+
                 (self.peek8(address+1,memory)<<8));
     def peek8(self,address, memory="vn"):
+        """Peek a byte of memory."""
         return self.peekbyte(address); #monitor
     def peekword(self,address, memory="vn"):
-        return self.peek(address); #monitor
-    
+        """Peek a natively sized word of memory."""
+        return self.peek16(address); #monitor
+    def peekblock(self,address,length,memory="vn"):
+        """Return a block of data."""
+        data=range(0,length);
+        for foo in range(0,length):
+            data[foo]=self.peek8(address+foo,memory);
+        return data;
     def loadsymbols(self):
+        """Load symbols from a file."""
         return;