def aes_ecb_enc():
"""
>>> cipher = AES.new('2b7e151628aed2a6abf7158809cf4f3c'.decode('hex'))
>>> crypted = cipher.encrypt('6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e51'.decode('hex'))
>>> crypted.encode('hex')
'3ad77bb40d7a3660a89ecaf32466ef97f5d3d58503b9699de785895a96fdbaaf'
"""
text = pyvpi.handleByName("top.u_pyAESECBenc.text")
key = pyvpi.handleByName("top.u_pyAESECBenc.key")
enc = pyvpi.handleByName("top.u_pyAESECBenc.enc")
# if val > 32 use HexStr as string type
val_text = pyvpi.Value(cons.vpiHexStrVal)
val_key = pyvpi.Value(cons.vpiHexStrVal)
val_enc = pyvpi.Value(cons.vpiHexStrVal)
pyvpi.getValue(text,val_text)
pyvpi.getValue(key, val_key)
pyvpi.getValue(enc, val_enc)
try:
cipher = AES.new(str(val_key.value).decode('hex'))
crypted = cipher.encrypt(str(val_text.value).decode('hex'))
val_enc.value = str(crypted.encode('hex'))
pyvpi.putValue(enc, val_enc)
pyvpi.printf("py key:{} + text:{} = enc:{}\n".format(val_key.value, val_text.value, val_enc.value))
except:
print traceback.print_exc()
# skip if value is unknown
pass
def test_iterate():
m = pyvpi.handleByName("test")
iter = pyvpi.iterate(cons.vpiReg, m)
reg = pyvpi.scan(iter)
while (reg):
pyvpi.printf("reg : %s\n" % pyvpi.getStr(cons.vpiName, reg))
reg = pyvpi.scan(iter)
def test_iterate():
m = pyvpi.handleByName("test")
iter = pyvpi.iterate(cons.vpiReg,m)
reg = pyvpi.scan(iter)
while(reg) :
pyvpi.printf("reg : %s\n" % pyvpi.getStr(cons.vpiName,reg))
reg = pyvpi.scan(iter)
def aes_ecb_dec():
"""
ECB EXAMPLE:
-------------
NIST Special Publication 800-38A http://cryptome.org/bcm/sp800-38a.htm#F
>>> decipher = AES.new('2b7e151628aed2a6abf7158809cf4f3c'.decode('hex'))
>>> decipher.decrypt(crypted).encode('hex')
'6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e51'
"""
dec = pyvpi.handleByName("top.u_pyAESECBdec.dec")
key = pyvpi.handleByName("top.u_pyAESECBdec.key")
text = pyvpi.handleByName("top.u_pyAESECBdec.text")
# if val > 32 use HexStr as string type
val_key = pyvpi.Value(cons.vpiHexStrVal)
val_dec = pyvpi.Value(cons.vpiHexStrVal)
val_text = pyvpi.Value(cons.vpiHexStrVal)
pyvpi.getValue(text,val_text)
pyvpi.getValue(key, val_key)
pyvpi.getValue(dec, val_dec)
try:
decipher = AES.new(str(val_key.value).decode('hex'))
decrypted = decipher.decrypt(str(val_dec.value).decode('hex'))
val_text.value = str(decrypted.encode('hex'))
pyvpi.putValue(text, val_text)
pyvpi.printf("py key:{} + dec:{} = text:{}\n".format(val_key.value, val_dec.value, val_text.value))
except:
print traceback.print_exc()
# skip if value is unknown
pass
def aes_ecb_enc():
"""
>>> cipher = AES.new('2b7e151628aed2a6abf7158809cf4f3c'.decode('hex'))
>>> crypted = cipher.encrypt('6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e51'.decode('hex'))
>>> crypted.encode('hex')
'3ad77bb40d7a3660a89ecaf32466ef97f5d3d58503b9699de785895a96fdbaaf'
"""
text = pyvpi.handleByName("top.u_pyAESECBenc.text")
key = pyvpi.handleByName("top.u_pyAESECBenc.key")
enc = pyvpi.handleByName("top.u_pyAESECBenc.enc")
# if val > 32 use HexStr as string type
val_text = pyvpi.Value(cons.vpiHexStrVal)
val_key = pyvpi.Value(cons.vpiHexStrVal)
val_enc = pyvpi.Value(cons.vpiHexStrVal)
pyvpi.getValue(text, val_text)
pyvpi.getValue(key, val_key)
pyvpi.getValue(enc, val_enc)
try:
cipher = AES.new(bytes.fromhex(val_key.value))
crypted = cipher.encrypt(bytes.fromhex(val_text.value))
val_enc.value = crypted.hex()
pyvpi.putValue(enc, val_enc)
pyvpi.printf("py key:{} + text:{} = enc:{}\n".format(
val_key.value, val_text.value, val_enc.value))
except:
# print(traceback.print_exc())
# skip if value is unknown
pass
def callback(self):
try:
getValue(self.a, self.av)
getValue(self.b, self.bv)
printf("%s : %s(a) + %s(b) = %s(o)\n" %
(self.time.time, self.av.value, self.bv.value,
self.value.value.vec))
except Exception, e:
printf("%s\n%s\n" % (e, traceback.print_exc()))
def callback(self) :
try :
getValue(self.a,self.av)
getValue(self.b,self.bv)
printf("%s : %s(a) + %s(b) = %s(o)\n" % (self.time.time,
self.av.value,
self.bv.value,
self.value.value.vec))
except Exception,e :
printf("%s\n%s\n" % (e,traceback.print_exc()))
def _pyinteractive_cb(self):
pyinteractive_lock = sys.modules['__main__'].__dict__['pyinteractive_lock']
pyinteractive_lock.clear()
if sys.modules['__main__'].__dict__['pyinteractive_mode']:
pyvpi.printf("Enter Pyinteractive @ %d\n" % Simtime.value)
pyinteractive_lock.wait()
else:
pyinteractive_lock.clear()
time.sleep(0.1)
pyvpi.removeCb(self)
def log(self, info='CALL', ex=None, ts=1):
if DEBUG==1:
timestr = ': at Sim:%d CPU %f'%(Simtime.value, time.time())
s = '{:10}: '.format(self.name)
s += '{:15}: '.format(info)
s += '{} '.format(ex)
if ts:
s += timestr
s += '\n'
pyvpi.printf(s)
def __init__(self, dt, **kwargs):
super().__init__()
self.reason = cons.cbAfterDelay
self.time = pyvpi.Time(cons.vpiSimTime)
self.dxt = dt / 10**(Simtime.unit)
pyvpi.printf("dxt is %f \n" % self.dxt)
self.time.low = int(self.dxt % 2**32)
self.time.high = int(self.dxt // 2**32)
for name, val in kwargs.items():
setattr(self, name, val)
def run_sim(t, unit=None):
cbdata = pyvpi.CbData()
cbdata.reason = cons.cbAfterDelay
cbdata.callback = _pyinteractive_cb
setAbsTime(cbdata, t, unit)
pyvpi.registerCb(cbdata)
pyvpi.printf("Register runtime = %d\n" % cbdata.time.time)
time.sleep(0.1)
pyinteractive_lock = sys.modules['__main__'].__dict__['pyinteractive_lock']
pyinteractive_lock.set()
time.sleep(0.1)
async def SWHeader(self, AnD=DP, WnR=READ, Addr=DPIDR):
self.log('SWHeader AnD=%d, WnR=%d, Addr = %d' % (AnD, WnR, Addr))
# await self._idle(12)
self.APnDP = AnD
self.RnW = WnR
self.Address = Addr
# await self._idle(4)
self.DAPSTATUS.ack = 0
await self.SerialWireClockOut(self.SW_HEADER, 8)
ack = await self.SerialWireClockIn(4)
ack = (ack >> (29)) & 0x7
pyvpi.printf('ACK for HEADER = 0x%x\n' % ack)
# assert ack==1, 'Error in ACK'
self.DAPSTATUS.ack = 1
return ack
def _myfunc(self, arg):
try:
self.myfunc(arg)
except Exception as e:
pyvpi.printf("\n")
pyvpi.printf("#" * 25 + "Python Exception Found : %s" % self.name +
"#" * 25 + '\n')
pyvpi.printf(repr(type(e)) + "\n")
pyvpi.printf(repr(e) + "\n")
def test_normal() :
"""
"""
global call
pyvpi.printf("error start!\n")
cb = pyvpi.CbData(cons.cbValueChange,
trgobj = pyvpi.handleByName("test.o",0),
value = pyvpi.Value(cons.vpiBinStrVal))
cb.user_data = 1
def callback(arg):
pyvpi.printf("%s : " % arg.time.low)
pyvpi.printf("%s : " % arg.value.value)
pyvpi.printf("%s\n" % "callback is run...")
if cb.user_data == 3 :
pyvpi.removeCb(arg)
cb.user_data += 1
cb.callback = callback
pyvpi.registerCb(cb)
def __init__(self):
self.swclk = pyvpi_tools.Reg('main.swdclk')
self.swdio = pyvpi_tools.Reg('main.swdio')
self.swclk_net = pyvpi_tools.Reg('main.swdclk_net')
self.swdio_net = pyvpi_tools.Reg('main.swdio_net')
self.freq = 10e6
self.vl = 0
self.vh = 1.2
self.pose_trig_w = True
self.pose_trig_r = False
self.APnDP = 1 # 1=Ap 0=Dp
self.RnW = 0 # 0=write 1= read
self.Address = 0 # Ap or DP reg address
pyvpi.printf('SWD created\n')
self.trig = Edge(self.swclk)
self.hclk = Timer(1 / 2 / self.freq, 's')
self.swclk.value = 0
self.DAPSTATUS = DAPSTATUS()
self._log = pyvpi_tools.Reg('main.cmd')
self._log2 = pyvpi_tools.Reg('main.ack')
def test_normal():
"""
"""
global call
pyvpi.printf("error start!\n")
cb = pyvpi.CbData(cons.cbValueChange,
trgobj=pyvpi.handleByName("test.o", 0),
value=pyvpi.Value(cons.vpiBinStrVal))
cb.user_data = 1
def callback(arg):
pyvpi.printf("%s : " % arg.time.low)
pyvpi.printf("%s : " % arg.value.value)
pyvpi.printf("%s\n" % "callback is run...")
if cb.user_data == 3:
pyvpi.removeCb(arg)
cb.user_data += 1
cb.callback = callback
pyvpi.registerCb(cb)
def test():
"""
c = a+b;
"""
time = pyvpi.Time()
pyvpi.getTime(time)
pyvpi.printf('py: hello world at %d\n' % time.time)
handle_a = pyvpi.handleByName("top.a")
val_a = pyvpi.Value(cons.vpiIntVal)
pyvpi.getValue(handle_a, val_a)
print(val_a.format)
try:
val_a.value += 1
pyvpi.putValue(handle_a, val_a)
print('py: a = %d' % val_a.value)
except:
#
pass
def test():
"""
c = a+b;
"""
a = pyvpi.handleByName("top.u_pyadaptor.a")
b = pyvpi.handleByName("top.u_pyadaptor.b")
c = pyvpi.handleByName("top.u_pyadaptor.c")
p = pyvpi.handleByName("top.p")
s = pyvpi.getStr(cons.vpiName, p)
pyvpi.printf('p is {}\n'.format(s))
st = pyvpi.getStr(cons.vpiType, p)
pyvpi.printf('p type = {}\n'.format(st))
it = pyvpi.iterate(cons.vpiMember, p)
xt = pyvpi.scan(it)
while (xt):
st = pyvpi.getStr(cons.vpiFullName, xt)
pyvpi.printf('P Member name = {} \n'.format(st))
xt = pyvpi.scan(it)
ph = pyvpi.handle(cons.vpiTypespec, p)
p_name = pyvpi.getStr(cons.vpiName, ph)
pyvpi.printf('p type name = {}\n'.format(p_name))
val_a = pyvpi.Value(cons.vpiIntVal)
val_b = pyvpi.Value(cons.vpiIntVal)
val_c = pyvpi.Value(cons.vpiIntVal)
pyvpi.getValue(a, val_a)
pyvpi.getValue(b, val_b)
pyvpi.getValue(c, val_c)
try:
val_c.value = val_a.value + val_b.value
pyvpi.putValue(c, val_c)
pyvpi.printf("py a:{} + b:{} = c:{}\n".format(val_a.value, val_b.value,
val_c.value))
except:
# skip if value is unknown
pass
def callback(arg):
pyvpi.printf("%s : " % arg.time.low)
pyvpi.printf("%s : " % arg.value.value)
pyvpi.printf("%s\n" % "callback is run...")
if cb.user_data == 3:
pyvpi.removeCb(arg)
cb.user_data += 1
def callback(arg):
pyvpi.printf("%s : " % arg.time.low)
pyvpi.printf("%s : " % arg.value.value)
pyvpi.printf("%s\n" % "callback is run...")
if cb.user_data == 3 :
pyvpi.removeCb(arg)
cb.user_data += 1
def test():
"""
c = a+b;
"""
a = pyvpi.handleByName("top.u_pyadaptor.a")
b = pyvpi.handleByName("top.u_pyadaptor.b")
c = pyvpi.handleByName("top.u_pyadaptor.c")
val_a = pyvpi.Value(cons.vpiIntVal)
val_b = pyvpi.Value(cons.vpiIntVal)
val_c = pyvpi.Value(cons.vpiIntVal)
pyvpi.getValue(a,val_a)
pyvpi.getValue(b,val_b)
pyvpi.getValue(c,val_c)
try:
val_c.value = val_a.value + val_b.value
pyvpi.putValue(c, val_c)
pyvpi.printf("py a:{} + b:{} = c:{}\n".format(val_a.value, val_b.value, val_c.value))
except:
# skip if value is unknown
pass
from pyvpi import CbData,registerCb,removeCb,handleByName,Value,getValue,printf
import pyvpi_cons as cons
import traceback
c = handleByName("top.c")
a = handleByName("top.a")
b = handleByName("top.b")
def callback(self) :
try :
getValue(self.a,self.av)
getValue(self.b,self.bv)
printf("%s : %s(a) + %s(b) = %s(o)\n" % (self.time.time,
self.av.value,
self.bv.value,
self.value.value.vec))
except Exception as e :
printf("%s\n%s\n" % (e,traceback.print_exc()))
cb = CbData(trgobj = c,callback = callback, value = Value(cons.vpiVectorVal))
cb.a = a
cb.b = b
cb.av = Value()
cb.bv = Value()
printf("%s\n" % (hasattr(cb,"a")))
registerCb(cb)
def print_mem():
GMEM=process.memory_info()[0]
pyvpi.printf("MEM: %d\n"%GMEM)
def start_info(s):
pyvpi.printf("\n")
pyvpi.printf("******** Start of Python ********\n")
pyvpi.printf(s + "\n")
#! python
import pyvpi
import pyvpi_cons as cons
pyvpi.printf("do something at load lib(+pyvpi+load).\n")
async def __gt__(self,val):
while(1):
pyvpi.printf("current value is %d\n"%self.reg.value)
await self.wait()
if self.reg.value > val:
return 1
#! python
import pyvpi
import pyvpi_cons as cons
pyvpi.setDebugLevel(30)
a = pyvpi.handleByName("test.a")
b = pyvpi.handleByName("test.b")
o = pyvpi.handleByName("test.o")
val_a = pyvpi.Value(cons.vpiVectorVal)
val_b = pyvpi.Value(cons.vpiVectorVal)
val_o = pyvpi.Value(cons.vpiVectorVal)
pyvpi.getValue(a, val_a)
pyvpi.getValue(b, val_b)
pyvpi.getValue(o, val_o)
pyvpi.printf("a{} + b{} = o{}\n".format(val_a.value.vec, val_b.value.vec,
val_o.value.vec))
pyvpi.putValue(b, val_o)
def test_pyeda():
#print "???"
pyvpi.printf("1\n")
pyvpi.handleByName("test")
pyvpi.printf("2\n")
a = pyvpi.handleByName("o")
pyvpi.printf("3\n")
pyvpi.printf(
"module name : %s\n" %
pyvpi.getStr(cons.vpiFullName, pyvpi.handle(cons.vpiModule, a)))
pyvpi.printf("4\n")
val = pyvpi.Value(cons.vpiVectorVal)
vec = pyvpi.Vector(9, [(0, 0)])
val.value = vec
#pyvpi.putValue(a,val)
pyvpi.printf("%s %s\n" % (val.value.vec, val.value.size))
def test_vector():
vec = pyvpi.Vector()
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
vec = pyvpi.Vector(8)
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
vec = pyvpi.Vector(8, [(511, 125465)])
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
vec = pyvpi.Vector(8, [511])
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
vec.vec = [5156]
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
vec.size = 30
pyvpi.printf("%s %s\n" % (vec.vec, vec.size))
#! python
from pyvpi import CbData,registerCb,removeCb,handleByName,Value,getValue,printf
import pyvpi_cons as cons
import traceback
o = handleByName("test.o")
a = handleByName("test.a")
b = handleByName("test.b")
def callback(self) :
try :
getValue(self.a,self.av)
getValue(self.b,self.bv)
printf("%s : %s(a) + %s(b) = %s(o)\n" % (self.time.time,
self.av.value,
self.bv.value,
self.value.value.vec))
except Exception,e :
printf("%s\n%s\n" % (e,traceback.print_exc()))
cb = CbData(trgobj = o,callback = callback, value = Value(cons.vpiVectorVal))
cb.a = a
cb.b = b
cb.av = Value()
cb.bv = Value()
printf("%s\n" % (hasattr(cb,"a")))
registerCb(cb)
#! python
import pyvpi
import pyvpi_cons as cons
def getAllHandles(handle,type) :
ans = []
iter = pyvpi.iterate(type,handle)
while True :
h = pyvpi.scan(iter)
if not h :
break
ans.append(h)
return ans
mod = pyvpi.handleByName("test")
pyvpi.printf("All regs are blew here :\n")
for reg in getAllHandles(mod,cons.vpiReg) :
pyvpi.printf("%s\n" % (pyvpi.getStr(cons.vpiName,reg)))
pyvpi.printf("All nets are blew here :\n")
for net in getAllHandles(mod,cons.vpiNet) :
pyvpi.printf("%s\n" % (pyvpi.getStr(cons.vpiFullName,net)))
time = pyvpi.Time()
pyvpi.getTime(time)
pyvpi.printf("%s\n" %(time.low))
#! python
import pyvpi
import pyvpi_cons as cons
pyvpi.printf("do something at start sim.\n")
import pyvpi
import pyvpi_cons as cons
# from scipy import signal
#from IPython import embed
import os
import sys
try:
pyvpi.gd
except Exception:
pyvpi.gd = dict()
pyvpi.gd['Registered_event'] = []
pyvpi.printf("Global Dict created\n")
INT_VAL = [
cons.vpiIntVal, cons.vpiReg, cons.vpiIntNet, cons.vpiIntVar,
cons.vpiIntegerNet, cons.vpiIntegerVar
]
REAL_VAL = [cons.vpiRealVal, cons.vpiRealVar, cons.vpiRealNet]
STR_VAL = [cons.vpiStringVal, cons.vpiStringVar]
class Reg(object):
'''
access to registers in verilog.
>>>freq = Reg("tb_r_adpll880_nl01.dut.DCO.fout")
>>>freq.format(cons.vpiRealVal)
>>>pyvpi.printf("Get frequency = %s \n"%(freq.get()))
newly added: format using the default property defined
'''
import pyvpi
pyvpi.printf("hello this is python")
def test_index():
o = pyvpi.handleByName("test.o")
o_0 = pyvpi.handleByIndex(o,0)
pyvpi.printf("index : %s\n" % o_0)
o1 = pyvpi.handleByName("test.o[0]")
pyvpi.printf("index : %s\n" % o1)
def test_index():
o = pyvpi.handleByName("test.o")
o_0 = pyvpi.handleByIndex(o, 0)
pyvpi.printf("index : %s\n" % o_0)
o1 = pyvpi.handleByName("test.o[0]")
pyvpi.printf("index : %s\n" % o1)
def test_pyeda() :
#print "???"
pyvpi.printf("1\n")
pyvpi.handleByName("test")
pyvpi.printf("2\n")
a = pyvpi.handleByName("o")
pyvpi.printf("3\n")
pyvpi.printf("module name : %s\n" %
pyvpi.getStr(cons.vpiFullName,
pyvpi.handle(cons.vpiModule, a)
)
)
pyvpi.printf("4\n")
val = pyvpi.Value(cons.vpiVectorVal)
vec = pyvpi.Vector(9,[(0,0)])
val.value = vec
#pyvpi.putValue(a,val)
pyvpi.printf("%s %s\n" % (val.value.vec,val.value.size))
import pyvpi
import pyvpi_cons as cons
def getAllHandles(handle,type) :
ans = []
iter = pyvpi.iterate(type,handle)
while True :
h = pyvpi.scan(iter)
if not h :
break
ans.append(h)
return ans
mod = pyvpi.handleByName("top")
pyvpi.printf("All regs are blew here :\n")
for reg in getAllHandles(mod,cons.vpiReg) :
pyvpi.printf("%s\n" % (pyvpi.getStr(cons.vpiName,reg)))
pyvpi.printf("All nets are blew here :\n")
for net in getAllHandles(mod,cons.vpiNet) :
pyvpi.printf("%s\n" % (pyvpi.getStr(cons.vpiFullName,net)))
time = pyvpi.Time()
pyvpi.getTime(time)
pyvpi.printf("%s\n" %(time.low))
def test_vector() :
vec = pyvpi.Vector()
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
vec = pyvpi.Vector(8)
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
vec = pyvpi.Vector(8,[(511,125465)])
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
vec = pyvpi.Vector(8,[511])
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
vec.vec = [5156]
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
vec.size = 30
pyvpi.printf("%s %s\n" % (vec.vec,vec.size))
import pyvpi_tools
from pyvpi_tools import AtTime, _get_unit, get_simtime_unit, setAbsTime
import sys
import os
import time
import threading
from threading import Thread, current_thread, Event
from pyvpi_tools import Simtime
import asyncio
import IPython
import uuid
import psutil
import gc
import inspect
pyvpi.printf("************************\n")
pyvpi.printf("PYVPI_COROUTINE \n")
pyvpi.printf("************************\n")
def public(f):
"""Use a decorator to avoid retyping function/class names.
* Based on an idea by Duncan Booth:
http://groups.google.com/group/comp.lang.python/msg/11cbb03e09611b8a
* Improved via a suggestion by Dave Angel:
http://groups.google.com/group/comp.lang.python/msg/3d400fb22d8a42e1
Take this fuction from COCOTB
"""
all = sys.modules['__main__'].__dict__
if f.__name__ not in all.keys(): # Prevent duplicates if run from an IDE.
all[f.__name__] = f
#! python
import pyvpi
import pyvpi_cons as cons
pyvpi.setDebugLevel(30)
a = pyvpi.handleByName("test.a")
b = pyvpi.handleByName("test.b")
o = pyvpi.handleByName("test.o")
val_a = pyvpi.Value()
val_b = pyvpi.Value(cons.vpiVectorVal)
val_o = pyvpi.Value(cons.vpiVectorVal)
pyvpi.getValue(a,val_a)
pyvpi.getValue(b,val_b)
pyvpi.getValue(o,val_o)
pyvpi.printf("a[{}] + b{} = o{}\n".format(val_a.value,val_b.value.vec,val_o.value.vec))
def end_info():
pyvpi.printf('******** End of Python ********\n')
pyvpi.printf("\n")