def _GetFlashId(self, dctl):
if self.chipgen == 0:
info = []
for ch in [0, 1, 3, 7]:
# TODO: send nand reset command first?
# 4-byte fid, 2 per channel
cdb = [0] * 16
cdb[0] = 0xD0
cdb[1] = ch
cdb[2] = 0xF0
cdb[3] = 0x90
cdb[4] = 0xF1
cdb[5] = 1
cdb[6] = 0
cdb[7] = 0xF2
cdb[8] = 4
data = [0] * 512
data = scsi.ScsiRequest(dctl, cdb, data)
if _verbose:
open("_alc_D0%02X.bin" % ch, "wb+").write(bytearray(data))
info += data[0:16]
info += data[0x80:0x80 + 16]
return info
else:
cdb = [0] * 16
cdb[0] = 0xFA
cdb[1] = 0
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
if _verbose: open("_alc_FA00.bin", "wb+").write(bytearray(info))
return info
def _GetFirmwareVersion(self, dctl):
version = -1
cdb = scsi.CDB(cdb=[0xFA, 0x0E])
data = [0] * 512
data = scsi.ScsiRequest(dctl, cdb.data, data)
if data[6] >= 0xF0:
version = (data[6] << 24) | (data[4] << 16) | (
data[5] << 8) | data[7]
elif data[6] == 0x36:
version = (data[6] << 24) | (data[7] << 16) | (
data[4] << 8) | data[5]
else:
version = (data[6] << 8) | data[7]
data = [0] * 512 * 18
cdb = scsi.CDB(cdb=[0xFA, 0x10])
cdb.PB(2, len(data) / 512).PB(4, 0xC0)
data = scsi.ScsiRequest(dctl, cdb.data, data, mayFail=True)
if data != None:
if _verbose: open("_alc_FA10.bin", "wb+").write(bytearray(data))
if data[0xFFB] == 0x51:
version |= data[0xFFA] << 32
else:
if _verbose:
print("%s: Command 0x%02X%02X failed (norm for old chips)" %
(Name(), cdb.data[0], cdb.data[1]))
return version
def Detect(self, dctl, force=False):
cdb = [0] * 16
cdb[0] = 0x9A
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
if info == None:
if _verbose:
print("%s: Command 0x%02X failed" % (Name(), cdb[0]))
return False
if _verbose: open("_alc_9A.bin", "wb+").write(bytearray(info))
self.chipver = info[4] * 256 + info[5]
for chip in knownControllers:
if chip.Chip == self.chipver:
self.chips.append(chip)
self.chipgen = chip.Gen
if info[0x2B] == 0xAA:
self.fwloaded = info[0x2C] != 0
self.fwversionold = info[0x2D] * 256 + info[0x2E]
# 0x2E is always zero?
if self.chipver in [0x0C0E, 0xAA06]:
self.badblocks = info[0x25]
elif self.fwloaded:
self.badblocks = info[0x25] * 4
return True
def _GetFlashId(self, dctl):
cdb = [0] * 12
cdb[0] = 6
cdb[1] = 0x56 # also 4, but unavailable on newer firmwares
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
return info
def _GetFlashId(self, dctl):
cdb = [0] * 16
cdb[0] = 0xF0
cdb[1] = 0x06
cdb[11] = 1 # sectors
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
return info
def ProcessDevice(self, dctl, report):
cdb = [0] * 16
cdb[0] = 0xFA
cdb[1] = 0x0E
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
if info == None:
if _verbose:
print("%s: Command 0x%02X%02X failed" %
(Name(), cdb[0], cdb[1]))
else:
if _verbose: open("_alc_FA0E.bin", "wb+").write(bytearray(info))
self.chiprev = info[0xB]
report.append(("Controller", self.ControllerName()))
if self.fwloaded:
if self.chipgen == 0:
self.fwversion = self.fwversionold
self.fwversionstr = "%02d%02d" % (self.fwversionold >> 8,
self.fwversionold & 255)
else:
self.fwversion = self._GetFirmwareVersion(dctl)
if self.fwversion <= 0xFFFF:
self.fwversionstr = "%04X" % self.fwversion
else:
self.fwversionstr = "%08X" % (self.fwversion & 0xFFFFFFFF)
if (self.fwversion & 0xFF000000) == 0xF0000000:
self.fwversionstr += "_%02X" (self.fwversion >> 32)
else:
self.fwversionstr = "Not loaded"
report.append(("Firmware", self.fwversionstr))
flashinfo = self._GetFlashId(dctl)
if flashinfo != None:
#TODO: 8-byte entries on old versions?
flashids = [flashinfo[i * 16:i * 16 + 6] for i in range(8)]
# pick a non-zero entry
for flash in flashids:
if flash[:6] != [0, 0, 0, 0, 0, 0]:
break
else:
flash = flashids[0]
report.append(("Flash ID", flash, "fid"))
else:
report.append(("Flash ID", "Unavailable"))
return report
def _GetInfoPage(self, dctl, kind="", size=512 + 16):
cdb = [0] * 12
cdb[0] = 6
cdb[1] = 5
if kind != "":
for i in range(min(len(kind), 10)):
cdb[2 + i] = ord(kind[i])
data = [0] * (size)
info = scsi.ScsiRequest(dctl, cdb, data)
if info != None:
#open("_ph_0605%s.bin"%kind, "wb+").write(bytearray(info))
if _verbose == True:
if len(info) == 512 + 16:
if info[512] != ord('I') or info[513] != ord('F'):
print("* Warning: Strange info page mark")
return info
def Detect(self, dctl, force=False):
cdb = [0] * 16
cdb[0] = 0xF0
cdb[1] = 0x2A
cdb[11] = 1 # sectors
data = [0] * 512
info = scsi.ScsiRequest(dctl, cdb, data)
if info == None:
return False
#open("_smi_F02A.bin", "wb+").write(bytearray(info))
if info[0x1AE] == ord('S') and info[0x1AF] == ord('M'):
self.model = "".join([chr(x) for x in info[0x1AE:0x1AE + 8]
]).split('\0')[0]
self.version = "".join([chr(x)
for x in info[0x190:0x1AE]]).split('\0')[0]
else:
return False
return True