5 def missing_numbers(num_list
):
6 original_list
= [x
for x
in range(num_list
[0], num_list
[-1] + 1)]
7 num_list
= set(num_list
)
8 return (list(num_list ^
set(original_list
)))
13 N_MUX
= 1 # number of selection lines for the mux per io
16 ADDR_WIDTH
= 64 # TODO parameterise
17 PADDR_WIDTH
= 32 # TODO parameterise
18 DATA_WIDTH
= 64 # TODO parameterise
21 def __init__(self
, pth
=None, verify
=True):
25 self
.dedicated_cells
= []
33 fname
= os
.path
.join(pth
, fname
)
34 with
open(fname
) as bankwidths
:
35 for lineno
, line
in enumerate(bankwidths
):
36 line1
= line
[:-1].split('\t')
37 self
.bankwidths
[line1
[0]] = int(line1
[3])
38 self
.banksize
[line1
[0]] = int(line1
[2])
39 self
.bankstart
[line1
[0]] = int(line1
[1])
41 # == capture the number of IO cells required == #
44 fname
= os
.path
.join(pth
, fname
)
45 with
open(fname
) as pinmapfile
:
46 for lineno
, line
in enumerate(pinmapfile
):
47 line1
= line
[:-1].split('\t')
50 self
.pinnumbers
.append(int(line1
[0]))
51 # XXX TODO: dedicated pins in separate file
52 #if len(line1) == 2: # dedicated
53 # self.dedicated_cells.append(line1)
55 for i
in range(1, len(line1
)):
57 if line1
[i
].startswith('pwm'):
58 line1
[i
] = 'pwm%s_out' % line1
[i
][4:]
59 self
.muxed_cells
.append(line1
)
61 self
.pinnumbers
= sorted(self
.pinnumbers
)
66 #self.cell_bitwidth = self.get_cell_bit_widths()
68 # == user info after parsing ================= #
69 self
.N_IO
= len(self
.dedicated_cells
) + len(self
.muxed_cells
)
70 print("Max number of IO: " + str(self
.N_IO
))
71 #print("Muxer bit width: " + str(self.cell_bitwidth))
72 print("Muxed IOs: " + str(len(self
.muxed_cells
)))
73 print("Dedicated IOs: " + str(len(self
.dedicated_cells
)))
77 """ Multiple checks to see if the user has not screwed up
79 missing_pins
= missing_numbers(self
.pinnumbers
)
81 # Check-1: ensure no pin is present in both muxed and dedicated pins
82 for muxcell
in self
.muxed_cells
:
83 for dedcel
in self
.dedicated_cells
:
84 if dedcel
[1] in muxcell
:
85 print("ERROR: " + str(dedcel
[1]) + " present \
86 in dedicated & muxed lists")
89 # Check-2: if pin numbering is consistent:
91 print("ERROR: Following pins have no assignment: " +
92 str(missing_numbers(self
.pinnumbers
)))
94 unique
= set(self
.pinnumbers
)
97 count
= self
.pinnumbers
.count(each
)
99 print("ERROR: Multiple assignment for pin: " + str(each
))
104 # Check-3: confirm if N_* matches the instances in the pinmap
105 # ============================================================== #
109 def get_cell_bit_widths(self
, banks
):
111 for cell
in self
.muxed_cells
:
113 max_num_cells
= max(len(cell
) - 1, max_num_cells
)
114 return int(math
.log(max_num_cells
+ 1, 2))
117 if __name__
== '__main__':