#!/usr/bin/env python
from copy import deepcopy
-
-
-def display(pins):
- print "| Pin | Mux0 | Mux1 | Mux2 | Mux3 |"
- print "| --- | ----------- | ----------- | ----------- | ----------- |"
+from collections import OrderedDict
+from math import pi
+
+def bond_int_to_ext(pin, bank):
+ """ note that internal numbering is 0-31 whereas the DISPLAY internal
+ numbering is 1-32. this uses the INTERNAL numbering.
+
+ side: N S E W
+
+ outer ring numbers: the python list order of the outer pads
+ middle numbers: the package number wires (plus side they are on)
+ inner numbers: the IO pad *python internal (0-31)* numbers plus side
+
+ 0 1 2 3 N 34 35 36 37
+ N102 N101 N100 99 N 68 N67 N66 N65
+ W29 W30 W31 N0 N N31 E29 E30 E31
+
+ 25 103 W28 E28 64 25
+ W W W E E E
+ 0 128 W3 E3 39 0
+
+ W2 W1 W0 S0 S S31 E0 E1 E2
+ S1 S2 S3 4 S 35 S36 S37 S38
+ 0 1 2 3 S 34 35 36 37
+
+ """
+ # returns side, order-on-the-side, pin number
+ if bank == 'N':
+ return 'N', pin+3, 99-pin
+ if bank == 'S':
+ return 'S', pin+3, 4+pin
+ if bank == 'W':
+ if pin >= 29: # 29, 30, 31
+ return 'N', pin-29, 100+(31-pin)
+ if pin <= 2:
+ return 'S', 2-pin, 3-pin
+ return 'W', pin-3, 103+(28-pin)
+ if bank == 'E':
+ if pin >= 29:
+ return 'N', pin+6, 67-(pin-29)
+ if pin <= 2:
+ return 'S', pin+35, 36+pin
+ return 'E', pin-3, 39+(pin-3)
+
+
+def create_sv(fname, pins):
+ """unsophisticated drawer of an SVG
+ """
+
+ try:
+ import svgwrite
+ except ImportError:
+ print ("WARNING, no SVG image, not producing image %s" % fname)
+ return
+
+ # create internal to external map
+ bondmap = {'N': {}, 'S': {}, 'E': {}, 'W': {} }
+ padside = {'pads.north': 'N', 'pads.east': 'E', 'pads.south': 'S',
+ 'pads.west': 'W'}
+ for pinpad, bank in padside.items():
+ for ipin in range(len(pins[pinpad])):
+ eside, enum, epinnum = bond_int_to_ext(ipin, bank)
+ bondmap[eside][enum] = (epinnum, ipin, bank)
+ with open("/tmp/bondmap.txt", "w") as f:
+ for k,v in bondmap.items():
+ f.write("%s\n" % k)
+ for enum, (epinnum, ipin, bank) in v.items():
+ f.write(" %d %d -> %s %d\n" % (enum, epinnum, bank, ipin))
+
+ scale = 15
+ width = len(pins['pads.north']) * scale
+ height = len(pins['pads.east']) * scale
+ woffs = scale*40#-width/2
+ hoffs = scale*40#-height/2
+
+ dwg = svgwrite.Drawing(fname, profile='full',
+ size=(width+scale*80, height+scale*80))
+ dwg.add(dwg.rect((woffs-scale*2, hoffs-scale*2),
+ (woffs+width-scale*34, hoffs+height-scale*34),
+ stroke=svgwrite.rgb(16, 255, 16, '%'),
+ stroke_width=scale/10.0))
+
+ dwg.add(dwg.text("Libre-SOC ls180 QFP-128",
+ insert=(woffs+width/2-scale*5, woffs+height/2),
+ fill='white'))
+ dwg.add(dwg.text("In collaboration with LIP6.fr",
+ insert=(woffs+width/2-scale*5, woffs+height/2+scale),
+ fill='white'))
+ dwg.add(dwg.text("Cell Libraries by Chips4Makers",
+ insert=(woffs+width/2-scale*5, woffs+height/2+scale*2),
+ fill='white'))
+
+ outerpos = {'N': {}, 'S': {}, 'E': {}, 'W': {} }
+ for i, pin in enumerate(pins['pads.west']):
+ ht = hoffs + height - (i * scale) + scale*0.5
+ endline = (woffs-scale*4.5, ht-scale*0.5)
+ dwg.add(dwg.line((woffs-scale*2, ht-scale*0.5),
+ endline,
+ stroke=svgwrite.rgb(16, 255, 16, '%'),
+ stroke_width=scale/10.0))
+ dwg.add(dwg.text(pin.upper(), insert=(woffs-scale*14, ht),
+ fill='black'))
+ dwg.add(dwg.text("W%d" % (i+1), insert=(woffs-scale*1.5, ht),
+ fill='white'))
+
+ for i, pin in enumerate(pins['pads.east']):
+ ht = hoffs + height - (i * scale) + scale*0.5
+ wd = width + woffs + scale*2
+ endline = (wd+scale*4.5, ht-scale*0.5)
+ dwg.add(dwg.line((wd+scale*2, ht-scale*0.5),
+ endline,
+ stroke=svgwrite.rgb(16, 255, 16, '%'),
+ stroke_width=scale/10.0))
+ dwg.add(dwg.text(pin.upper(), insert=(wd+scale*5, ht-scale*0.25),
+ fill='black'))
+ dwg.add(dwg.text("E%d" % (i+1), insert=(wd, ht-scale*0.25),
+ fill='white'))
+
+ for i, pin in enumerate(pins['pads.north']):
+ wd = woffs + i * scale + scale*1.5
+ endline = (wd, hoffs-scale*4.5)
+ dwg.add(dwg.line((wd, hoffs-scale*2),
+ endline,
+ stroke=svgwrite.rgb(16, 255, 16, '%'),
+ stroke_width=scale/10.0))
+ pos=(wd, hoffs-scale*5.0)
+ txt = dwg.text(pin.upper(), insert=pos, fill='black')
+ txt.rotate(-90, pos)
+ dwg.add(txt)
+ pos=(wd+scale*0.25, hoffs-scale*0.25)
+ txt = dwg.text("N%d" % (i+1), insert=pos, fill='white')
+ txt.rotate(-90, pos)
+ dwg.add(txt)
+
+ for i, pin in enumerate(pins['pads.south']):
+ wd = woffs + i * scale + scale*1.5
+ ht = hoffs + height + scale*2
+ endline = (wd, ht+scale*4.5)
+ dwg.add(dwg.line((wd, ht+scale*2),
+ endline,
+ stroke=svgwrite.rgb(16, 255, 16, '%'),
+ stroke_width=scale/10.0))
+ pos=(wd-scale*0.25, ht+scale*5.0)
+ txt = dwg.text(pin.upper(), insert=pos, fill='black')
+ txt.rotate(90, pos)
+ dwg.add(txt)
+ pos=(wd-scale*0.25, ht+scale*0.25)
+ txt = dwg.text("S%d" % (i+1), insert=pos, fill='white')
+ txt.rotate(90, pos)
+ dwg.add(txt)
+
+ dwg.save()
+
+
+def display(of, pins, banksel=None, muxwidth=4):
+ of.write("""\
+| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
+| --- | ----------- | ----------- | ----------- | ----------- |
+""")
pinidx = sorted(pins.keys())
for pin in pinidx:
pdata = pins.get(pin)
+ if banksel:
+ skip = False
+ for mux in range(muxwidth):
+ if mux not in pdata:
+ continue
+ name, bank = pdata[mux]
+ if banksel != bank:
+ skip = True
+ if skip:
+ continue
res = '| %3d |' % pin
- for mux in range(4):
+ for mux in range(muxwidth):
if mux not in pdata:
res += " |"
continue
name, bank = pdata[mux]
res += " %s %-9s |" % (bank, name)
- print res
+ of.write("%s\n" % res)
def fnsplit(f):
if fname.startswith(n):
return n
+def map_name(pinmap, fn, fblower, pin, rename):
+ if not rename:
+ if pin[:-1].isdigit():
+ print "map name digit", pin, fn, fblower
+ if fn in ['PWM', 'EINT', 'VDD', 'VSS']:
+ return fn.lower() + pin.lower()
+ if fn == 'GPIO':
+ return 'gpio' + pin[1:].lower()
+ return pin.lower()
+ pin = pin.lower()
+ if fn == 'GPIO':
+ pk = '%s%s_%s' % (fblower, pin[0], pin[:-1])
+ elif pin[:-1].isdigit() and fn != 'EINT':
+ pk = '%s%s_out' % (fblower, pin[:-1])
+ else:
+ pk = '%s_%s' % (fblower, pin[:-1])
+ print "map name", pk, fblower, pinmap.has_key(pk)
+ if not pinmap.has_key(pk):
+ return pin.lower()
+ remapped = pinmap[pk]
+ uscore = remapped.find('_')
+ if uscore == -1:
+ return pin.lower()
+ fn, pin = remapped[:uscore], remapped[uscore+1:] + pin[-1]
+ return pin.lower()
+
+def python_pindict(of, pinmap, pins, function_names, dname, remap):
+
+ res = OrderedDict()
+ of.write("\n%s = OrderedDict()\n" % dname)
+
+ for k, pingroup in pins.byspec.items():
+ (a, n) = k.split(":")
+ if n.isdigit():
+ a = "%s%s" % (a, n)
+ fblower = a.lower()
+ of.write("%s['%s'] = [ " % (dname, fblower))
+ res[fblower] = []
+ count = 0
+ for i, p in enumerate(pingroup):
+ name = map_name(pinmap, k[0], fblower, p, remap)
+ res[fblower].append(name)
+ of.write("'%s', " % name)
+ count += 1
+ if count == 4 and i != len(pingroup)-1:
+ of.write("\n ")
+ count = 0
+ of.write("]\n")
+ print " dict %s" % dname, a, n, pingroup
+ of.write("\n\n")
+ return res
+
+def python_dict_fns(of, pinmap, pins, function_names):
+ of.write("# auto-generated by Libre-SOC pinmux program: do not edit\n")
+ of.write("# python src/pinmux_generator.py -v -s {spec} -o {output}\n")
+ of.write("# use OrderedDict to fix stable order for JTAG Boundary Scan\n")
+ of.write("from collections import OrderedDict\n")
+
+ fn_names = function_names.keys()
+ fns = {}
-def display_fns(bankspec, pins, function_names):
+ fnidx = list(fns.keys())
+ fnidx.sort(key=fnsplit)
+
+ print "python fnames", function_names
+ print "python speckeys", pins.byspec.keys()
+ print "python dict fns", dir(pins.gpio)
+ print pins.gpio.pinfn('', '')
+ print pins.pwm.pinfn('', '')
+ print pins.sdmmc.pinfn('', '')
+ print "by spec", pins.byspec
+ print pinmap
+
+ pd = python_pindict(of, {}, pins, function_names, 'pindict', False)
+ ld = python_pindict(of, pinmap, pins, function_names, 'litexdict', True)
+
+ print "pd", pd
+ print "ld", ld
+ # process results and create name map
+ litexmap = OrderedDict()
+ for k in pd.keys():
+ pl = pd[k]
+ ll = ld[k]
+ for pname, lname in zip(pl, ll):
+ pname = "%s_%s" % (k, pname[:-1]) # strip direction +/-/*
+ lname = lname[:-1] # strip direction +/-/*
+ if k in ['eint', 'pwm', 'gpio', 'vdd', 'vss']: # sigh
+ lname = "%s_%s" % (k, lname)
+ litexmap[pname] = lname
+ print "litexmap", litexmap
+ of.write("litexmap = {\n")
+ for k, v in litexmap.items():
+ of.write("\t'%s': '%s',\n" % (k, v))
+ of.write("}\n")
+ return litexmap
+
+
+def display_fns(of, bankspec, pins, function_names):
fn_names = function_names.keys()
fns = {}
for (pin, pdata) in pins.items():
- for mux in range(1, 4): # skip GPIO for now
+ for mux in range(0, 4): # skip GPIO for now
if mux not in pdata:
continue
name, bank = pdata[mux]
fns[name] = []
fns[name].append((pin - bankspec[bank], mux, bank))
- fnidx = fns.keys()
- fnidx.sort(fnsort)
+ fnidx = list(fns.keys())
+ fnidx.sort(key=fnsplit)
current_fn = None
for fname in fnidx:
fnbase = find_fn(fname, fn_names)
+ #fblower = fnbase.lower()
+ assert fnbase in function_names, "fn %s not in descriptions %s" % \
+ (fname, str(function_names.keys()))
#print "name", fname, fnbase
if fnbase != current_fn:
if current_fn is not None:
- print
- print "## %s" % fnbase
- print
- print function_names[fnbase]
- print
+ of.write('\n')
+ of.write("## %s\n\n%s\n\n" % (fnbase, function_names[fnbase]))
current_fn = fnbase
- print "* %-9s :" % fname,
+ of.write("* %-9s :" % fname)
for (pin, mux, bank) in fns[fname]:
- print "%s%d/%d" % (bank, pin, mux),
- print
+ of.write(" %s%d/%d" % (bank, pin, mux))
+ of.write('\n')
return fns
-def check_functions(title, bankspec, fns, pins, required, eint, pwm,
+def check_functions(of, title, bankspec, fns, pins, required, eint, pwm,
descriptions=None):
fns = deepcopy(fns)
pins = deepcopy(pins)
if descriptions is None:
descriptions = {}
+ fnidx = fns.keys()
+
+ #print dir(fns)
+ #print dir(pins)
- print "# Pinmap for %s" % title
- print
+ of.write("# Pinmap for %s\n\n" % title)
+ print "fn_idx", fnidx
+ print "fns", fns
+ print "fnspec", pins.fnspec.keys()
+ print "required", required
for name in required:
- print "## %s" % name
- print
+ of.write("## %s\n\n" % name)
if descriptions and name in descriptions:
- print descriptions[name]
- print
+ of.write("%s\n\n" % descriptions[name])
name = name.split(':')
if len(name) == 2:
else:
count = 100000
name = name[0]
+ #print name
found = set()
- fnidx = fns.keys()
- # fnidx.sort(fnsort)
pinfound = {}
+ located = set()
for fname in fnidx:
if not fname.startswith(name):
continue
+ for k in pins.fnspec.keys():
+ if fname.startswith(k):
+ fk = list(pins.fnspec[k].keys())
+ fn = pins.fnspec[k]
+ fn = fn[fk[0]]
+ #print fname, fn, dir(fn)
+ if count == 100000:
+ count = len(fn.pingroup)
for pin, mux, bank in fns[fname]:
if findbank is not None:
if findbank != bank:
pinidx = sorted(pinfound.keys())
+ fname = None
+ removedcount = 0
+ print ("pinidx", pinidx)
for pin_ in pinidx:
fname, pin_, bank, pin, mux = pinfound[pin_]
if fname in found:
if len(found) > count:
continue
del pins[pin_]
- print "* %s %d %s%d/%d" % (fname, pin_, bank, pin, mux)
+ removedcount += 1
+ of.write("* %s %d %s%d/%d\n" % (fname, pin_, bank, pin, mux))
+
+ print fns
+ if removedcount != count:
+ if fname is None:
+ print "no match between required and available pins"
+ else:
+ print ("not all found", name, removedcount, count, title, found,
+ fns[fname])
+ print ("pins found", pinfound)
- print
+ # fnidx.sort(fnsort)
+ of.write('\n')
# gpios
gpios = []
gpios.sort()
if gpios:
- print "## GPIO"
- print
+ of.write("## GPIO\n\n")
for fname in gpios:
if fname in found:
continue
del pins[pin_]
found.add(fname)
- print "* %-8s %d %s%-2d %s" % (fname, pin_, bank, pin, desc)
- print
+ of.write("* %-8s %d %s%-2d %s\n" % (fname, pin_, bank, pin, desc))
+ of.write('\n')
if eint:
- display_group(bankspec, "EINT", eint, fns, pins, descriptions)
+ display_group(of, bankspec, "EINT", eint, fns, pins, descriptions)
if pwm:
- display_group(bankspec, "PWM", pwm, fns, pins, descriptions)
+ display_group(of, bankspec, "PWM", pwm, fns, pins, descriptions)
- print "## Unused Pinouts (spare as GPIO) for '%s'" % title
- print
+ of.write("## Unused Pinouts (spare as GPIO) for '%s'\n\n" % title)
if descriptions and 'GPIO' in descriptions:
- print descriptions['GPIO']
- print
- display(pins)
- print
+ of.write("%s\n\n" % descriptions['GPIO'])
+ display(of, pins)
+ of.write('\n')
return pins # unused
-def display_group(bankspec, title, todisplay, fns, pins, descriptions):
- print "## %s" % title
- print
+def display_group(of, bankspec, title, todisplay, fns, pins, descriptions):
+ of.write("## %s\n\n" % title)
found = set()
for fname in todisplay:
continue
del pins[pin_]
found.add(fname)
- print "* %s %d %s%d/%d %s" % (fname, pin_, bank, pin, mux, desc)
- print
+ of.write("* %s %d %s%d/%d %s\n" %
+ (fname, pin_, bank, pin, mux, desc))
+ of.write('\n')
-def display_fixed(fixed, offs):
+def display_fixed(of, fixed, offs):
fkeys = sorted(fixed.keys())
pin_ = offs
res = []
for pin, k in enumerate(fkeys):
- print "## %s" % k
- print
+ of.write("## %s\n\n" % k)
prevname = ''
linecount = 0
for name in fixed[k]:
if linecount == 4:
linecount = 0
- print
+ of.write('\n')
if prevname[:2] == name[:2] and linecount != 0:
- print name,
+ of.write(" %s" % name)
linecount += 1
else:
if linecount != 0:
- print
- print "* %d: %d %s" % (pin_, pin, name),
+ of.write('\n')
+ of.write("* %d: %d %s" % (pin_, pin, name))
linecount = 1
res.append((pin_, name))
prevname = name
pin_ += 1
if linecount != 0:
- print
- print
+ of.write('\n')
+ of.write('\n')
return res
projects / pinmux.git / blobdiff