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add primitives decoding in test_identify to ease debug

This commit is contained in:
Florent Kermarrec 2014-12-20 01:26:58 +01:00
parent d368a89bbf
commit f495639f22
2 changed files with 60 additions and 4 deletions
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14
targets/test.py
View File

@ -157,8 +157,18 @@ class IdentifyRequester(Module, AutoCSR):
self._req = CSRStorage()
req = self._req.storage
req_d = Signal()
self.sync += [
req_d.eq(req),
If(req & ~req_d,
sata_con.sink.stb.eq(1)
).Elif(sata_con.sink.ack,
sata_con.sink.stb.eq(0)
)
]
self.comb += [
sata_con.sink.stb.eq(req),
sata_con.sink.sop.eq(1),
sata_con.sink.eop.eq(1),
sata_con.sink.identify.eq(1),
@ -182,7 +192,7 @@ class TestDesign(UART2WB, AutoCSR):
UART2WB.__init__(self, platform, clk_freq)
self.crg = _CRG(platform)
self.sata_phy = SATAPHY(platform.request("sata_host"), clk_freq, host=True, speed="SATA1")
self.sata_phy = SATAPHY(platform.request("sata_host"), clk_freq, host=True, speed="SATA2")
self.sata_con = SATACON(self.sata_phy, sector_size=512, max_count=8)
self.identify_requester = IdentifyRequester(self.sata_con)

50
test/test_identify.py
View File

@ -1,5 +1,6 @@
import time
from config import *
from miscope.host.dump import *
from miscope.host.drivers import MiLaDriver
mila = MiLaDriver(wb.regs, "mila", use_rle=False)
@ -13,13 +14,58 @@ mila.prog_term(port=0, trigger=trigger0, mask=mask0)
mila.prog_sum("term")
# Trigger / wait / receive
mila.trigger(offset=32, length=1024)
mila.trigger(offset=32, length=256)
regs.identify_requester_req.write(1)
time.sleep(0.1)
regs.identify_requester_req.write(0)
mila.wait_done()
mila.read()
mila.export("dump.vcd")
mila.export("dump.csv")
mila.export("dump.py")
###
wb.close()
###
primitives = {
"ALIGN" : 0x7B4A4ABC,
"CONT" : 0X9999AA7C,
"SYNC" : 0xB5B5957C,
"R_RDY" : 0x4A4A957C,
"R_OK" : 0x3535B57C,
"R_ERR" : 0x5656B57C,
"R_IP" : 0X5555B57C,
"X_RDY" : 0x5757B57C,
"CONT" : 0x9999AA7C,
"WTRM" : 0x5858B57C,
"SOF" : 0x3737B57C,
"EOF" : 0xD5D5B57C,
"HOLD" : 0xD5D5AA7C,
"HOLDA" : 0X9595AA7C
}
def decode_primitive(dword):
for k, v in primitives.items():
if dword == v:
return k
return ""
dump = Dump()
dump.add_from_layout(mila.layout, mila.dat)
for var in dump.vars:
if var.name == "sata_phy_sink_sink_payload_data":
tx_data = var.values
if var.name == "sata_phy_source_source_payload_data":
rx_data = var.values
for i in range(len(tx_data)):
tx = "%08x " %tx_data[i]
tx += decode_primitive(tx_data[i])
tx += " "*(16-len(tx))
rx = "%08x " %rx_data[i]
rx += decode_primitive(rx_data[i])
rx += " "*(16-len(rx))
print(tx + rx)