upd

jtag_if/jtag_io.py

@@ -13,6 +13,7 @@ import settings
 TMSregs = settings.TMSregs
 TDOregs = settings.TDOregs
 TDIregs = settings.TDIregs
+tms_tdo_regs = TMSregs + TDOregs
 
 zeros = "0" * 32
 
@@ -49,9 +50,12 @@ def read128(sca):
 #        data.append(sca.)
     
 def write_4_ints(tms_list, tdi_list, sca):
+    """
     for tmsreg, tdireg, tmsdata, tdidata in zip(TMSregs,TDOregs,tms_list,tdi_list):
         sca.wr(tmsreg,tmsdata)
         sca.wr(tdireg,tdidata)
+    """
+    emap(sca.wr, tms_tdo_regs, tms_list + tdi_list) # possibly lower overhead than a for loop
     sca.wr(SCARegs['JTAG_GO'], 0)
     
 def write_TMS_zeros(sca, length = 128):
@@ -73,8 +77,7 @@ def write_128_TDI(tdi_bits, sca):
     sca.wr(SCARegs['JTAG_GO'], 0)
     
 def write_wait(sca, length):
-    nx_128 = int(length/128)
+    nx_128 = int(length / 128)
     write_TMS_zeros(sca)
     for i in range(nx_128):
         write_128_TDI_zeros(sca)
-        
\ No newline at end of file

tests/test_whole_list_with_logging.py

@@ -46,7 +46,7 @@ def space():
 def littlespace():
     print("------")
 
-li = read_svf("../p.svf")#("../p_400klines.svf")#("../p_reduced.svf")
+li = read_svf("../idcode.svf")#("../p_400klines.svf")#("../p_reduced.svf")
 # operation completed in 4 minutes 27.190409 seconds for 200klines with delays. 
 # operation completed in 4 minutes 56.811993 seconds for 400klines with delays.
 # operation completed in 35 minutes 21.746152 seconds for 400klines with delays. what happened?