X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2Fgoodfet.spiflash;h=571ddc43ff78a479cdd0bb1574b6d782b18d7231;hp=5c73eda163d628d7ff377c0ecc9a1d21ec367104;hb=cfe184370a5358f450773cc34f3c67ca2f20f391;hpb=f13d84c954960084c69440ad035e68b6017572dc

diff --git a/client/goodfet.spiflash b/client/goodfet.spiflash
index 5c73eda..571ddc4 100755
--- a/client/goodfet.spiflash
+++ b/client/goodfet.spiflash
@@ -8,6 +8,7 @@
 
 import sys;
 import binascii;
+import array;
 
 from GoodFET import GoodFET;
 from intelhex import IntelHex;
@@ -17,18 +18,23 @@ if(len(sys.argv)==1):
     print "%s info" % sys.argv[0];
     print "%s dump $foo.hex [0x$start 0x$stop]" % sys.argv[0];
     print "%s erase" % sys.argv[0];
-    print "%s write $foo.hex [0x$start 0x$stop]" % sys.argv[0];
-    print "%s verify $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+    print "%s flash $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+    #print "%s verify $foo.hex [0x$start 0x$stop]" % sys.argv[0];
     print "%s peek 0x$start [0x$stop]" % sys.argv[0];
     print "%s poke 0x$adr 0x$val" % sys.argv[0];
     sys.exit();
 
 #Initailize FET and set baud rate
 client=GoodFET();
-client.serInit("/dev/ttyUSB0")
+client.serInit()
+
 
 client.SPIsetup();
 
+#Dummy read.
+#Might read as all ones if chip has a startup delay.
+client.SPIjedec();
+
 if(sys.argv[1]=="test"):
     result="";
     dropped=0;
@@ -50,37 +56,64 @@ if(sys.argv[1]=="test"):
 
 if(sys.argv[1]=="info"):
     data=client.SPIjedec();
-    print "Ident as %s\nManufacturer: %02x %s\nType: %02x\nCapacity: %02x" % (
+    print "Ident as %s\nManufacturer: %02x %s\nType: %02x\nCapacity: %02x (%i bytes)" % (
         client.SPIjedecstr(),
         ord(data[1]),client.SPIjedecmanstr(),
         ord(data[2]),
-        ord(data[3]));
+        ord(data[3]),
+        client.JEDECsize);
 
 if(sys.argv[1]=="dump"):
     f = sys.argv[2];
     start=0x0000;
-    stop=0x100000; #TODO, adjust this by the JEDEC size parameter.
+    stop=client.JEDECsize;
     if(len(sys.argv)>3):
         start=int(sys.argv[3],16);
     if(len(sys.argv)>4):
         stop=int(sys.argv[4],16);
     
-    
-
     print "Dumping code from %06x to %06x as %s." % (start,stop,f);
     file = open(f, mode='wb')
 
     i=start;
     while i<=stop:
-        data=client.SPIpeekblock(i);
-        
-        
-        if(i%0x100==0):
-            print "Dumped %06x."%i;
+        data=client.SPIpeekblock(i,255);
+        #if(i%0x1000==0):
+        print "Dumped %06x."%i;
         for j in data:
-            file.write(j);
+            if i<stop: file.write(j);
             i+=1;
     file.close()
+if(sys.argv[1]=="flash"):
+    f = sys.argv[2];
+    start=0x0000;
+    stop=client.JEDECsize;
+    
+    if(len(sys.argv)>3):
+        start=int(sys.argv[3],16);
+    if(len(sys.argv)>4):
+        stop=int(sys.argv[4],16);
+    
+    print "Flashing code from %06x to %06x with %s." % (start,stop,f);
+    file = open(f, mode='rb')
+
+    i=start;
+    chars=list(file.read());
+    chunksize=0x80;
+    
+    while i<=stop:
+        bytes=range(0,chunksize);
+        for j in range(0,chunksize):
+            bytes[j]=ord(chars[i+j]);
+        #client.SPIpokebyte(i,ord(chars[i]));
+        client.SPIpokebytes(i,bytes);
+        
+        i+=chunksize;
+        if(i%0x1000==0):
+            print "Flashed %06x."%i;
+    file.close()
+
+
 if(sys.argv[1]=="erase"):
   client.SPIchiperase();
 
@@ -104,6 +137,8 @@ if(sys.argv[1]=="poke"):
     if(len(sys.argv)>3):
         val=int(sys.argv[3],16);
     print "Poking %06x to become %02x." % (start,val);
-    client.SPIpokebyte(start,val);
-
+    
+    while client.SPIpeek(start)!=val:
+        client.SPIpokebyte(start,val);
+        print "Poked to %02x" % client.SPIpeek(start);