-from parse import *
from string import digits
try:
from string import maketrans
"sd_clk": "output",
"sd_cmd": "output",
"sd_d": "inout",
- "pwm": "output"
+ "pwm_pwm": "output"
}
# second argument is the mux value.
# Third argument is the signal from the pinmap file
mux_wire = '''
- rule assign_{2}_on_cell{0}(wrmux{0}=={1});
- {2}<=cell{0}_in;
+ rule assign_{2}_on_cell{0}(wrcell{0}_mux=={1});
+ {2}<=cell{0}_mux_in;
endrule
'''
dedicated_wire = '''
rule assign_{1}_on_cell{0};
- {1}<=cell{0}_in;
+ {1}<=cell{0}_mux_in;
endrule
'''
# ============================================================
-pinmux = ''' '''
-digits = maketrans('0123456789', ' '*10) # delete space later
+digits = maketrans('0123456789', ' '*10) # delete space later
-for cell in muxed_cells:
- pinmux = pinmux + " cell" + str(cell[0]) + "_out="
- i = 0
- while(i < len(cell) - 1):
- pinmux = pinmux + "wrmux" + \
- str(cell[0]) + "==" + str(i) + "?" + cell[i + 1] + "_io:"
- if(i + 2 == len(cell) - 1):
- pinmux = pinmux + cell[i + 2] + "_io"
- i = i + 2
- else:
- i = i + 1
- pinmux = pinmux + ";\n"
- # ======================================================== #
+def cn(idx):
+ return "cell%s_mux" % str(idx)
- # check each cell if "peripheral input/inout" then assign its wire
- # Here we check the direction of each signal in the dictionary.
- # We choose to keep the dictionary within the code and not user-input
- # since the interfaces are always standard and cannot change from
- # user-to-user. Plus this also reduces human-error as well :)
- for i in range(0, len(cell) - 1):
- temp = cell[i + 1].translate(digits)
- temp = temp.replace(' ', '')
+def init(p):
+ p.pinmux = ' '
+ global dedicated_wire
+ for cell in p.muxed_cells:
+ p.pinmux += " %s_out=" % cn(cell[0])
+ i = 0
+ while(i < len(cell) - 1):
+ p.pinmux += "wr%s" % cn(cell[0]) + \
+ "==" + str(i) + "?" + cell[i + 1] + "_io:\n\t\t\t"
+ if(i + 2 == len(cell) - 1):
+ p.pinmux += cell[i + 2] + "_io"
+ i = i + 2
+ else:
+ i = i + 1
+ p.pinmux += ";\n"
+ # ======================================================== #
+
+ # check each cell if "peripheral input/inout" then assign its wire
+ # Here we check the direction of each signal in the dictionary.
+ # We choose to keep the dictionary within the code and not user-input
+ # since the interfaces are always standard and cannot change from
+ # user-to-user. Plus this also reduces human-error as well :)
+ for i in range(0, len(cell) - 1):
+ temp = cell[i + 1].translate(digits)
+ temp = temp.replace(' ', '')
+ x = dictionary.get(temp)
+ if(x is None):
+ print(
+ "ERROR: The signal : " +
+ str(cell[i + 1]) +
+ " of pinmap.txt isn't present in the current dictionary.\
+ \nUpdate dictionary or fix-typo.")
+ exit(1)
+ if(x == "input"):
+ p.pinmux += \
+ mux_wire.format(cell[0], i, "wr" + cell[i + 1]) + "\n"
+ elif(x == "inout"):
+ p.pinmux += \
+ mux_wire.format(cell[0], i, "wr" + cell[i + 1] +
+ "_in") + "\n"
+ # ============================================================ #
+
+ # ================== Logic for dedicated pins ========= #
+ for cell in p.dedicated_cells:
+ p.pinmux += " %s" % cn(cell[0]) + \
+ "_out=" + cell[1] + "_io;\n"
+ temp = cell[1].translate(digits)
x = dictionary.get(temp)
- if(x is None):
- print(
- "ERROR: The signal : " +
- str(cell[i + 1]) +
- " of pinmap.txt isn't present in the current dictionary.\
- \nUpdate dictionary or fix-typo.")
- exit(1)
if(x == "input"):
pinmux = pinmux + \
- mux_wire.format(cell[0], i, "wr" + cell[i + 1]) + "\n"
+ dedicated_wire.format(cell[0], "wr" + cell[1]) + "\n"
elif(x == "inout"):
pinmux = pinmux + \
- mux_wire.format(cell[0], i, "wr" + cell[i + 1] +
- "_in") + "\n"
-# ============================================================ #
-
-# ================== Logic for dedicated pins ========= #
-for cell in dedicated_cells:
- pinmux = pinmux + " cell" + \
- str(cell[0]) + "_out=" + cell[1] + "_io;\n"
- temp = cell[1].translate(digits)
- x = dictionary.get(temp)
- if(x == "input"):
- pinmux = pinmux + \
- dedicated_wire.format(cell[0], "wr" + cell[1]) + "\n"
- elif(x == "inout"):
- pinmux = pinmux + \
- dedicated_wire.format(cell[0], "wr" + cell[1] + "_in") + "\n"
-# =======================================================#
+ dedicated_wire.format(cell[0], "wr" + cell[1] + "_in") + "\n"
+ # =======================================================#