diff --git a/iodelay-autogen.py b/iodelay-autogen.py
index 21bec3a993b386739d1da39e56fe3b36ba24b52b..677f68de8f72786ee24cec1761bc8ba80df94649 100755 (executable)
--- a/iodelay-autogen.py
+++ b/iodelay-autogen.py
epilog='Generate the pad and delay data using pad register dumps. For this,\n' \
'Run omapconf dump 0x4a003400 0x4a00380c and save the output')
-parser.add_argument('-d', '--debug', dest='debug',
- action='store', type=int, choices=[0, 1, 2], default=0,
- help='set the debug level')
-
-parser.add_argument('-i', '--interactive', dest='interactive',
- action='store', type=int, choices=[0, 1], default=1,
- help='run interactively with menus for resolving conflicts')
-
-parser.add_argument('-f', '--format', dest='format',
- action='store', type=str, choices=["linux", "uboot", "bios"], default="uboot",
- help='select the output format to be used')
+parser.add_argument('-p', '--part', dest='part',
+ action='store', type=str, choices=["dra74x", "dra75x", "dra72x"], default="dra74x",
+ help='select the device part')
parser.add_argument('-r', '--revision', dest='revision',
action='store', type=str, choices=["1.0", "1.1", "2.0"], default="1.1",
help='select the silicon revision')
-parser.add_argument('-p', '--part', dest='part',
- action='store', type=str, choices=["dra74x", "dra75x", "dra72x"], default="dra74x",
- help='select the device part')
-
parser.add_argument('-m', '--module', dest='module',
action='store', type=str, default="",
help='generate only for modules matching the provided RE')
+parser.add_argument('-f', '--format', dest='format',
+ action='store', type=str, choices=["linux", "uboot", "bios"], default="uboot",
+ help='select the output format to be used')
+
+parser.add_argument('-d', '--debug', dest='debug',
+ action='store', type=int, choices=[0, 1, 2, 3, 4], default=0,
+ help='set the debug level - ERR,WARN,INFO,DBG,VERBOSE')
+
+parser.add_argument('-i', '--interactive', dest='interactive',
+ action='store', type=int, choices=[0, 1], default=1,
+ help='run interactively with menus for resolving conflicts')
+
parser.add_argument('-s', '--strict', dest='strict',
action='store_true',
help='strict mode - ask for each pad of the group, do not save selection.\n' \
parser.add_argument('-g', '--gpio', dest='gpio',
action='store_true',
- help='generate script to read pad data from GPIO')
+ help='generate script to probe signals using gpio')
parser.add_argument('-c', '--check', dest='check_xml',
action='store_true',
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
-VERSION = "2.4"
+VERSION = "2.5"
if (args.part == "dra74x" or args.part == "dra75x"):
+ if (args.revision == "1.0"):
+ args.revision = "1.1"
XML_PATH = "XMLFiles/DRA75x_DRA74x"
PART = "DRA75x_DRA74x"
PCT_VERSION = "v1.0.10"
elif (args.part == "dra72x"):
+ if (args.revision == "1.1"):
+ print "dra72x doesn't have silicon revision 1.1"
+ exit()
XML_PATH = "XMLFiles/DRA72x"
PART = "DRA72x"
- PCT_VERSION = "v1.0.6"
+ PCT_VERSION = "v1.0.7"
pad_data_xml = XML_PATH + "/CTRL_MODULE_CORE.xml"
iod_data_xml = XML_PATH + "/IODELAYCONFIG.xml"
model_data_xml = XML_PATH + "/model_" + PART + "_SR" + args.revision + "_" + PCT_VERSION + ".xml"
-modehelp_file = XML_PATH + "/guidelines.txt"
+modehelp_file = XML_PATH + "/guidelines_SR" + args.revision + ".txt"
pad_file = "ctrl-core.dump"
sel_file = "selected-modes.txt"
-print "iodelay-autogen.py - Python script to generate the IOdelay data."
-print "v" + VERSION + " using PCT version " + PCT_VERSION
-print "Parsing PCT data from " + model_data_xml + "..."
-print ""
+def trace(level, msg):
+ if (args.debug >= level):
+ print(msg)
+def verbose(msg):
+ trace(4, "DEBUG: " + msg)
+def debug(msg, args=None):
+ trace(3, "DEBUG: " + msg)
+def info(msg):
+ trace(2, "INFO: " + msg)
+def warn(msg):
+ trace(1, "WARN: " + msg)
+def error(msg):
+ trace(0, "ERR: " + msg)
+
+if (args.interactive):
+ print "iodelay-autogen.py - Python script to generate the IOdelay data."
+ print "v" + VERSION + " using PCT version " + PCT_VERSION
+ print "Parsing PCT data from " + model_data_xml + "..."
+ print ""
# Read the XML file database for pad and delay registers
pad_xml = ET.parse(pad_data_xml).getroot()
mode = list.groups(0)[0]
info = list.groups(0)[1]
modehelp[mode] = info
- if (args.debug >= 2):
- print "Help: Mode '%s' is used for '%s'" % (mode, info)
+ verbose("Guideline: Mode '%30s' => '%s'" % (mode, info))
return modehelp
def read_selmodes(fname):
module = list.groups(0)[0]
mode = list.groups(0)[1]
sel[module] = mode
- if (args.debug >= 2):
- print "INFO: Select '%s' for '%s'" % (mode, module)
+ verbose("Input modes: Select '%s' => '%s'" % (mode, module))
return sel
def read_pad_dump(file):
continue
addr = int(list.groups(0)[0], 16)
val = int(list.groups(0)[1], 16)
- #print "PADXML: Addr = %08x Value = %08x" % (addr, val)
+ verbose("XML pad-reg: Addr = %08x Value = %08x" % (addr, val))
regmap[addr] = val
return regmap
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
else:
return int(bitlist[0].get("resetval"), 16)
-def xml_pad_get_pin(offset, muxmode):
+# For DRA72x SoC, for "ball compatibility" purpose, some signals have same muxmode.
+# CTRL_CORE_ALT_SELECT_MUX register allows to select between one of the signals
+# Its like a board mux has been added inside the SoC, except it uses same muxmode.
+def resolve_group(muxmode_str):
+ mmlist = muxmode_str.split(" ")
+ mmlen = len(mmlist)
+ if (mmlen == 1):
+ def_mode = mmlist[0]
+ return mmlist[0]
+ elif (mmlen == 2):
+ def_mode = mmlist[0]
+ grp1_mode = mmlist[1]
+ elif (mmlen == 3):
+ def_mode = mmlist[0]
+ grp1_mode = mmlist[1]
+ grp2_mode = mmlist[2]
+ else:
+ error("Cannot resolve muxmode group for '%s'" % muxmode_str)
+
+ #HACK for now
+ warn("Not resolving muxmode %s, assuming default %s" % (muxmode_str, def_mode))
+ return def_mode
+
+def xml_model_get_signal(offset, muxmode):
padlist = pad_xml.findall("register[@offset='0x%X']" % offset)
if (len(padlist) == 0):
return "Unknown"
modes = mux_field[0].findall("./bitenum[@value='%d']" % muxmode)
if (len(modes) == 0):
return "Unknown"
- return modes[0].get("id")
+ return resolve_group(modes[0].get("id"))
def xml_iodelay_get_reg(name):
delaylist = iod_xml.findall("register[@id='%s']" % name)
return 0
else:
offset = delaylist[0].get("offset")
- #print "IOD: Name = %s Offset = %s" % (del_reg, offset)
+ verbose("XML delay-reg: Name = %s Offset = %s" % (name, offset))
return int(offset, 16)
def xml_get_virtual(mode):
continue
virt_mode = int(virt_mode)
vmodes[virt_name] = virt_mode
- if (args.debug >= 1):
- print (" * VIRTUAL: %s [%s] => delaymode = %d" % (signal, virt_name, virt_mode))
+ debug(" * VIRTUAL: %s [%s] => delaymode = %d" % (signal, virt_name, virt_mode))
return vmodes
def xml_get_manual(mode):
if (man_name not in mmodes.keys()):
mmodes[man_name] = []
mmodes[man_name].append((regname, adel, gdel))
- if (args.debug >= 1):
- print (" * MANUAL: %s [%s] => delay[%s] = %d, %d" % (signal, man_name, regname, adel, gdel))
+ debug(" * MANUAL: %s [%s] => delay[%s] = %d, %d" % (signal, man_name, regname, adel, gdel))
return mmodes
def xml_find_delaymodes(pad_name, muxmode):
return None
def xml_check_correctness(modehelp):
- if(args.check_xml == False):
- return
print "###########################################"
print "XML correctness checks:"
padmodel_list = []
modes = {}
- # Fint all the pads in core XML
+ # Find all the pads in core XML
pad_list = pad_xml.findall("register")
for i in pad_list:
name = i.get("id")
if (i not in modehelp):
print "\t%s" % i
+ # Check if description for unknown mode is documented
+ print "== Delaymodes unused from guidelines.txt =="
+ for i in modehelp:
+ if (i not in modes):
+ print "\t%s" % i
+
print "###########################################"
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
if (mode == "SKIP" or mode == "LEGACY" or mode in modelist):
return mode
else:
- print("ERR: Invalid delaymode '%s' for module '%s'" % (mode, module))
+ error("Invalid delaymode '%s' for module '%s'" % (mode, module))
if (args.interactive == 0):
- print "WARN: No delay modes for %s found, skipping" % module
+ warn("No delay modes for %s found, skipping" % module)
mode = "SKIP"
return mode
# Pad read using GPIO - Specific to linux only
# As each pad is muxed with a SoC gpio (for most of the pads)
# It's possible to read the pad data using gpio datain registers
-# Dump the linux commands to read the gpio registers and read the pad data
+# Change pad register to enable input path and export sysfs
+# Use sysfs to read the status of GPIO and print in a loop
def pad_dump_gpio(padconf, per_padconf):
- if(args.gpio == False):
- return
-
- print "# Read pad signals using GPIO DATA-IN registers"
- print "# Works only for the input signals"
gpio_data_addrs = (0, 0x4ae10138, 0x48055138, 0x48057138, 0x48059138, 0x4805b138, 0x4805d138, 0x48051138, 0x48053138)
+ module = args.module
+
+ # script header
+ gen_header = "###########################################\n" + \
+ "# Read %s signals using GPIO sysfs\n" % module + \
+ "###########################################\n\n"
+ gen_data = "%s_data=(\n" % module
+
for i in padconf:
(pad_name, pin_name, addr, val, mode, delayinfo) = i
offset = addr - 0x4a002000
- gpio_name = xml_pad_get_pin(offset, 14)
+ gpio_name = xml_model_get_signal(offset, 14)
matchlist = re.match("GPIO(.)_(.*)", gpio_name)
if (matchlist == None):
- print "ERR: No GPIO for pad %s" % pad_name
+ error("No GPIO for pad %s - cannot read from script" % pad_name)
continue
inst = int(matchlist.groups(0)[0])
bit = int(matchlist.groups(0)[1])
gpio_addr = gpio_data_addrs[inst]
+ ngpio = (inst - 1) * 32 + bit
+ pin_short = re.match(".+_(.*)", pin_name).groups(0)[0]
+
+ gen_data += "\t%s:0x%x:%s:%d:0x%x:%d\n" % (pin_short, addr, gpio_name, ngpio, gpio_addr, bit)
+
+ gen_data += ")\n\n"
+
+ # Main script to probe the signal
+ gen_main = "echo; echo Probing %s signals\n\n" % module + \
+ "for data in ${%s_data[@]}\n" % module + \
+ "do\n" + \
+ " pin=`echo $data | cut -d ':' -f1`\n" + \
+ " pad=`echo $data | cut -d ':' -f2`\n" + \
+ " ngpio=`echo $data | cut -d ':' -f4`\n" + \
+ " echo $ngpio > /sys/class/gpio/export 2>/dev/null\n" + \
+ " omapconf set bit $pad 18 1>/dev/null 2>/dev/null\n" + \
+ " printf \"%8s\" $pin\n" + \
+ "done\n" + \
+ "echo\n\n"
+
+ gen_main += "while true;\n" + \
+ "do\n" + \
+ " for data in ${%s_data[@]}\n" % module + \
+ " do\n" + \
+ "# pin=`echo $data | cut -d ':' -f1`\n" + \
+ "# pad=`echo $data | cut -d ':' -f2`\n" + \
+ "# gpio=`echo $data | cut -d ':' -f3`\n" + \
+ " ngpio=`echo $data | cut -d ':' -f4`\n" + \
+ "# addr=`echo $data | cut -d ':' -f5`\n" + \
+ "# bit=`echo $data | cut -d ':' -f6`\n" + \
+ " val=`cat /sys/class/gpio/gpio$ngpio/value`\n" + \
+ " printf %8d $val \n" + \
+ " done\n" + \
+ " echo\n" + \
+ "done\n\n"
+
+ gen_footer = "###########################################\n"
+
+ # Generate the shell script
+ gen_script = gen_header + gen_data + gen_main + gen_footer
+ filename = ("./%s-probe.sh" % module).lower()
+ print "Generating '%s' script..." % filename
+ gen_file = open(filename, "w+")
+ gen_file.write(gen_script)
- print "#Read GPIO%d_%d to sample %s" % (inst, bit, pin_name)
- print " echo %d > /sys/class/gpio/export 2>/dev/null;" % ((inst - 1) * 32)
- print " val=`omapconf read 0x%x 2>&1 | grep -v \"support\"`;" % gpio_addr
- print " status=$((0x$val >> %d & 0x1));" % bit
- print " echo -e \"%s (%s)\t = $status\";" % (pin_name, gpio_name)
- print ""
- print ""
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# Generate the final pad and delay data in the required format
def format_pad_regs(padconf, per_padconf):
- print "###########################################"
- print "Pad data output (with the delay modes)"
- print "###########################################"
+ print "######## Pad data output ########"
if (args.format == "uboot"):
uboot_format_pad_regs(padconf, per_padconf)
elif (args.format == "linux"):
elif (args.format == "bios"):
bios_format_pad_regs(padconf, per_padconf)
else:
- print "ERR: Format %s not suppported" % args.format
+ error("Format %s not suppported" % args.format)
def format_delay_regs(delayconf, per_delayconf):
- print "#########################################"
- print "Delay data output (for manual modes)"
- print "#########################################"
+ print "######## Delay data output ########"
if (args.format == "uboot"):
uboot_format_delay_regs(delayconf, per_delayconf)
elif (args.format == "linux"):
elif (args.format == "bios"):
bios_format_delay_regs(delayconf, per_delayconf)
else:
- print "ERR: Format %s not suppported" % args.format
+ error("Format %s not suppported" % args.format)
def get_pin_info(val):
slew_fast = (val >> 19) & 0x1
elif (method == "MANUAL"):
extramode = " | MANUAL_MODE"
else:
- print "ERR: Invalid method %s" % method
+ error("Invalid delay method %s" % method)
pin_info = get_pin_info(val) + extramode
pad_short = re.sub("CTRL_CORE_PAD_", "", pad_name)
for per in per_padconf:
if (re.match("MMC.*", per) == None):
- print "WARN: Only MMC padconf is recommended in kernel"
+ warn("Only MMC padconf is recommended in kernel")
# Get the mode from the first entry
(pad_name, pin_name, addr, val, mode, delayinfo) = per_padconf[per][0]
elif (method == "MANUAL"):
extramode = " | MANUAL_MODE"
else:
- print "ERR: Invalid method %s" % method
+ warn("Invalid method %s" % method)
pin_info = get_pin_info(val) + extramode
pad_short = re.sub("CTRL_CORE_PAD_", "", pad_name)
for per in per_delayconf.keys():
if (re.match("MMC.*", per) == None):
- print "WARN: Only MMC delayconf is recommended in kernel"
+ warn("Only MMC delayconf is recommended in kernel")
# Get the mode from the first entry
(pad_name, pin_name, regname, del_offset, mode, adel, gdel) = per_delayconf[per][0]
print "\t{ 0x%03X, 0x%08X, %s, %s, %s }" % (offset, val, indel, oendel, outdel)
def bios_format_delay_regs(delayconf, per_delayconf):
- print "Manual delays are not configured separately"
- print "Delays are configured as part of the padconf step only"
+ debug("Manual delays are not configured separately")
+ debug("Delays are configured as part of the padconf step only")
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# Dictionary of delay registers grouped by peripheral/module
per_delayconf = {}
-xml_check_correctness(modehelp)
+if(args.check_xml):
+ xml_check_correctness(modehelp)
+ exit()
# Start iterating over each pad
for i in range(0, 260):
dts_offset = offset - 0x1400
if (addr not in reglist):
- print "WARN: Register dump for pad 0x%X not found" % addr
+ warn("Register dump for pad 0x%X not found" % addr)
continue
val = regmap[addr]
muxmode = val & 0xf
# Find out the pin based on the muxmode
pad_name = xml_pad_get_name(offset)
- pin_name = xml_pad_get_pin(offset, muxmode)
+ pin_name = xml_model_get_signal(offset, muxmode)
if (pad_name == "Unknown" or pin_name == "Unknown"):
- print "WARN: Cannot find out Pad/Pin name for PAD address 0x%X (%s[%s] = %s)" \
- % (addr, pad_name, muxmode, pin_name)
+ warn("Cannot find out Pad/Pin name for PAD address 0x%X (%s[%s] = %s)" \
+ % (addr, pad_name, muxmode, pin_name))
continue
- if (pin_name == "DRIVER OFF"):
+ if (pin_name == "DRIVER"):
continue
# Find out if the delaymode for this module is already selected
- module = re.match("([^_]+)_.*", pin_name).groups(0)[0]
+ match = re.match("([^_]+)_.*", pin_name)
+ if (match):
+ module = match.groups(0)[0]
+ else:
+ module = pin_name
if (args.module != "" and re.match("%s" % args.module, module) == None):
continue
if (args.resetslew):
val |= (xml_pad_get_slew(offset) & 0x1) << 19
- if (args.debug >= 1):
- print "\nPAD: %s: Addr= 0x%08X Value = 0x%08X \"%s\"" \
- % (pad_name, addr, val, pin_name)
+ debug("\nPAD: %s: Addr= 0x%08X Value = 0x%08X \"%s\"" \
+ % (pad_name, addr, val, pin_name))
# Find out all the possible virtual, manual modes fot the specific pad -> pin combination
(virt, man) = xml_find_delaymodes(pad_name, muxmode)
- # Need to select one out of allowed modes
- mode = select_mode(pad_name, pin_name, module, virt, man, modehelp, sel)
+ if (args.gpio == True):
+ mode = "LEGACY"
+ else:
+ # Need to select one out of allowed modes
+ mode = select_mode(pad_name, pin_name, module, virt, man, modehelp, sel)
# Remember the selection for that module, for later reuse
if (args.strict == False and module not in sel.keys()):
elif (mode in man):
delayinfo = ("MANUAL", man[mode])
else:
- print "ERR: Unknown mode '%s' selected" % mode
+ error("Unknown mode '%s' selected" % mode)
continue
- if (args.debug >= 1):
- print " => Using mode %s" % mode
+ debug(" => Using mode %s" % mode)
paddata = (pad_name, pin_name, addr, val, mode, delayinfo)
if (module not in per_padconf.keys()):
per_padconf[module] = []
(regname, adel, gdel) = regval
del_offset = xml_iodelay_get_reg(regname)
if (del_offset == 0):
- print "WARN: Can't find delay offset of register %s" % regname
+ error("Can't find delay offset of register %s" % regname)
break
- if (args.debug >= 1):
- print " => Manual delay[%s] = (%d, %d)" % (regname, adel, gdel)
+ debug(" => Manual delay[%s] = (%d, %d)" % (regname, adel, gdel))
delaydata = (pad_name, pin_name, regname, del_offset, mode, adel, gdel)
if (module not in per_delayconf.keys()):
per_delayconf[module] = []
delayconf.append(delaydata)
per_delayconf[module].append(delaydata)
-print ""
-print "Total PAD registers: %d" % len(padconf)
-print "Total DELAY registers: %d" % len(delayconf)
-print ""
+if(args.gpio == True):
+ pad_dump_gpio(padconf, per_padconf)
+ exit()
format_pad_regs(padconf, per_padconf)
format_delay_regs(delayconf, per_delayconf)
-pad_dump_gpio(padconf, per_padconf)
-# Dump the final selection for reuse
-print "Selected modes for each peripheral module\n"
-for group in sel:
- print "%s,\t%s" % (group, sel[group])
-print ""
+if (args.interactive):
+ # Summary of the generated data
+ print ""
+ print "Total PAD registers: %d" % len(padconf)
+ print "Total DELAY registers: %d" % len(delayconf)
+ print ""
+ # Dump the final selection for reuse
+ print "Selected modes for each peripheral module\n"
+ for group in sel:
+ print "%s,\t%s" % (group, sel[group])
+ print ""
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #