def run_start(self):
self.sim_msg = self.sim_message()
self.bfm_wait(10)
self.jtag_module = jtag_support.jtag_module(self.bfm_wait,
self.tck_enable,
self.jtag__tms,
self.jtag__tdi, self.tdo,
self)
simple_tb.base_th.run_start(self)
pass
def run(self):
self.sim_msg = self.sim_message()
self.bfm_wait(10)
self.jtag_module = jtag_support.jtag_module(self.bfm_wait,
self.tck_enable,
self.jtag__tms,
self.jtag__tdi, self.tdo,
self)
simple_tb.base_th.run_start(self)
openocd = jtag_support.openocd_server(server=self, port=9999)
openocd.start_nonpy()
rxq = openocd.queue_recvd
txq = openocd.queue_to_send
self.running = True
self.had_client = False
def x(client_skt):
print "RV Poll", client_skt, self.had_client, self.running
if client_skt is None and self.had_client:
self.running = False
if client_skt is not None:
self.had_client = True
return not self.running
openocd.run_poll = x
while self.running:
self.bfm_wait(100)
if not rxq.empty():
print "Rxq not empty"
reply = ""
data = rxq.get()
print "Handling", data
for c in data:
if c == 'B': print "LED ON"
elif c == 'b': print "LED OFF"
elif c in "rstu": print "Do some reset thing '%s'" % c
elif c in "01234567":
c = int(c)
self.jtag__tdi.drive((c >> 0) & 1)
self.jtag__tms.drive((c >> 1) & 1)
self.tck_enable.drive((c >> 2) & 1)
self.bfm_wait(1)
self.tck_enable.drive(0)
self.bfm_wait(100)
pass
elif c == 'R':
self.bfm_wait(100)
self.tck_enable.drive(0)
self.bfm_wait(1)
self.tck_enable.drive(0)
reply += "01"[self.tdo.value()]
pass
def jtag_init(self):
print "Start using JTAG"
self.jtag_module = jtag_support.jtag_module(self.bfm_wait,
self.tck_enable,
self.jtag__tms,
self.jtag__tdi, self.tdo,
self)
self.jtag_reset()
self.jtag_write_irs(ir_bits=bits_of_n(
5, 0x11)) # Send in 0x11 (apb_access)
self.jtag_dm_write(0x10, 1) # Enable
pass
def run_start(self):
print "Start using JTAG"
self.jtag_module = jtag_support.jtag_module(self.bfm_wait,
self.tck_enable,
self.jtag__tms,
self.jtag__tdi, self.tdo,
self)
self.jtag_reset()
self.jtag_write_irs(ir_bits=bits_of_n(
5, 0x11)) # Send in 0x11 (apb_access)
self.jtag_dm_write(0x10, 1) # Enable
self.jtag_dm_write(0x20, 0x42483) # prog0 = some load
self.jtag_dm_write(0x04, 0x1234) # data0 = address
self.jtag_dm_write(
0x17, 0x00271008
) # Abstract command to Write data0 to s0 and exec the load
abstractcs = ((self.jtag_dm_read_slow(0x16) >> 2) & 0xffffffff
) # Read abstractcs
print "%d: Abstractcs %08x" % (self.global_cycle(), abstractcs)
abstractcs = ((self.jtag_dm_read_slow(0x16) >> 2) & 0xffffffff
) # Read abstractcs
print "%d: Abstractcs %08x" % (self.global_cycle(), abstractcs)
self.jtag_dm_write(0x04, 0) # data0 = Initial PC
self.jtag_dm_write(0x20, 0x942024) # prog0 = some store
self.jtag_dm_write(0x04, 0xfeedcafe) # data0 = address
self.jtag_dm_write(0x17,
0x00231009) # Abstract command to Write data0 to s1
self.jtag_dm_write(0x04, 0x1234) # data0 = address
self.jtag_dm_write(
0x17, 0x00271008
) # Abstract command to Write data0 to s0 and exec the load
abstractcs = ((self.jtag_dm_read_slow(0x16) >> 2) & 0xffffffff
) # Read abstractcs
print "%d: Abstractcs %08x" % (self.global_cycle(), abstractcs)
abstractcs = ((self.jtag_dm_read_slow(0x16) >> 2) & 0xffffffff
) # Read abstractcs
print "%d: Abstractcs %08x" % (self.global_cycle(), abstractcs)
self.jtag_dm_write(0x04, 0) # data0 = Initial PC
self.jtag_dm_write(0x04, 0) # data0 = Initial PC
self.jtag_dm_write(
0x17, 0x002307b1) # Abstract command to Write data0 to DEPC
#self.jtag_dm_write(0x20, 0x12345678) # progbuf0
self.jtag_dm_write(0x20, 0x00000133) # progbuf0
self.jtag_dm_write(0x17, 0x00240000) # execute progbuf0
status = (
(self.jtag_dm_read_slow(0x11) >> 2) & 0xffffffff) # Read status
self.jtag_dm_write(0x20, 0x00002103) # progbuf0
self.jtag_dm_write(0x17, 0x00240000) # execute progbuf0
pass
def run_start(self):
print "Start using JTAG"
self.jtag_module = jtag_support.jtag_module(self.bfm_wait,
self.tck_enable,
self.jtag__tms,
self.jtag__tdi, self.tdo,
self)
self.jtag_reset()
self.jtag_write_irs(ir_bits=bits_of_n(
5, 0x11)) # Send in 0x11 (apb_access)
self.dm_write(0x10, 1) # Enable
#self.dm_write(0x04, 0x1245678) # data0 = Initial PC
#self.dm_write(0x17, 0x002307b1) # Abstract command to Write data0 to r1
#while True:
# abstractcs = ((self.dm_read_slow(0x16)>>2)&0xffffffff)
# print "AbstractCS %08x"%abstractcs
# if (abstractcs & 0x1000)==0: break
# pass
#self.dm_write(0x17, 0x00221001) # Abstract command to Read data0 to r1
#while True:
# abstractcs = ((self.dm_read_slow(0x16)>>2)&0xffffffff)
# print "AbstractCS %08x"%abstractcs
# if (abstractcs & 0x1000)==0: break
# pass
#print "Data0 %08x"%((self.dm_read_slow(0x04)>>2)&0xffffffff)
#self.dm_write(0x17, 0x002207b1) # Abstract command to Read data0 to r1
#while True:
# abstractcs = ((self.dm_read_slow(0x16)>>2)&0xffffffff)
# print "AbstractCS %08x"%abstractcs
# if (abstractcs & 0x1000)==0: break
# pass
#print "Data0 %08x"%((self.dm_read_slow(0x04)>>2)&0xffffffff)
self.dm_write(0x04, 0) # data0 = Initial PC
self.dm_write(0x17,
0x002307b1) # Abstract command to Write data0 to DEPC
self.resume_riscv()
for i in range(self.num_pauses):
delay = (i + 1) * self.run_time / (
self.num_pauses + 1) - 10 - self.global_cycle() / 2
if delay < 0: delay = 1
self.bfm_wait(delay)
self.jtag_halt_riscv(i)
self.jtag_resume_riscv(i)
pass
print "%d: Halt/resume completed" % (self.global_cycle())
#self.dm_write(0x20, 0x12345678) # progbuf0
#self.dm_write(0x17, 0x00240000) # execute progbuf0
pass
