cell = cells[idx]
else:
cell = ''
+ #print "fmt", idx, cells, cell
if not cell:
return 'val0'
temp = transfn(cell)
multiple inputs and, based on an "address" routes
a given indexed input through to the (one) output
"""
+ cellnum = cell[0]
comment = 'outen' if outenmode else 'output'
fmtstr = "\t\t\twr%s==%d?%s:%s\n" # mux-selector format
ret = ''
- ret += " // %s muxer for cell idx %s\n" % (comment, cell[0])
- ret += " %s%s=\n" % (cn(cell[0]), suffix)
- for i in range(
- 0, (1 << p.cell_bitwidth) - 1): # full mux range (minus 1)
- comment = mkcomment(ifaces, cell, i, outenmode)
- cf = fmt(ifaces, cell, i, suffix)
- ret += fmtstr % (cn(cell[0]), i, cf, comment)
- comment = mkcomment(ifaces, cell, i + 1, outenmode)
- ret += "\t\t\t" + fmt(ifaces, cell, i + 1, suffix) # last line
+ ret += " // %s muxer for cell idx %s\n" % (comment, cellnum)
+ ret += " %s%s=\n" % (cn(cellnum), suffix)
+ i = 0
+ mwid = p.get_muxwidth(cellnum)
+ if mwid > 1:
+ for i in range(0, mwid - 1): # full mux range (minus 1)
+ comment = mkcomment(ifaces, cell, i, outenmode)
+ cf = fmt(ifaces, cell, i, suffix)
+ ret += fmtstr % (cn(cell[0]), i, cf, comment)
+ i += 1
+ comment = mkcomment(ifaces, cell, i, outenmode)
+ ret += "\t\t\t" + fmt(ifaces, cell, i, suffix) # last line
ret += ";%s\n" % comment
return ret
global dedicated_wire
for cell in p.muxed_cells:
+ cellidx = cell[0]
+
+ p.pinmux += " // --------------------\n"
+ p.pinmux += " // ----- cell %s -----\n\n" % (cellidx)
+
# first do the outputs
p.pinmux += mkmux(p, ifaces, cell, '_out', False)
p.pinmux += "\n"
# since the interfaces are always standard and cannot change from
# user-to-user. Plus this also reduces human-error as well :)
p.pinmux += "\n"
- p.pinmux += " // priority-in-muxer for cell idx %s\n" % (cell[0])
+ p.pinmux += " // priority-in-muxer for cell idx %s\n" % (cellidx)
for i in range(0, len(cell) - 1):
cname = cell[i + 1]
if not cname: # skip blank entries, no need to test
str(cname) + \
" of pinmap.txt isn't present \nin the current" + \
" dictionary. Update dictionary or fix-typo."
- if x == "input":
- p.pinmux += \
- mux_wire.format(cell[0], i, "wr" + cname) + "\n"
- elif x == "inout":
- p.pinmux += \
- mux_wire.format(cell[0], i, "wr" + cname +
- "_in") + "\n"
- # ============================================================ #
+ bwid = p.get_muxbitwidth(cellidx)
+ if bwid > 0:
+ muxcell(p, cname, x, cell, i)
+ else:
+ dedcell(p, x, cell)
# ================== Logic for dedicated pins ========= #
p.pinmux += "\n /*=========================================*/\n"
temp = transfn(cell[1])
x = ifaces.getifacetype(temp)
#print cell, temp, x
- if x == "input":
- p.pinmux += \
- dedicated_wire.format(cell[0], "wr" + cell[1]) + "\n"
- elif x == "inout":
- p.pinmux += \
- dedicated_wire.format(cell[0], "wr" + cell[1] + "_in") + "\n"
- else:
- p.pinmux += "\n"
- # =======================================================#
+ dedcell(p, x, cell)
+
+def muxcell(p, cname, x, cell, i):
+ if x == "input":
+ p.pinmux += \
+ mux_wire.format(cell[0], i, "wr" + cname) + "\n"
+ elif x == "inout":
+ p.pinmux += \
+ mux_wire.format(cell[0], i, "wr" + cname +
+ "_in") + "\n"
+def dedcell(p, x, cell):
+ if x == "input":
+ p.pinmux += \
+ dedicated_wire.format(cell[0], "wr" + cell[1]) + "\n"
+ elif x == "inout":
+ p.pinmux += \
+ dedicated_wire.format(cell[0], "wr" + cell[1] + "_in") + "\n"