yosys/techlibs/xilinx/lutrams.txt

168 lines
2.1 KiB
Plaintext

bram $__XILINX_RAM16X1D
init 1
abits 4
dbits 1
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM32X1D
init 1
abits 5
dbits 1
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM64X1D
init 1
abits 6
dbits 1
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM128X1D
init 1
abits 7
dbits 1
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM32X6SDP
init 1
abits 5
dbits 6
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM64X3SDP
init 1
abits 6
dbits 3
groups 2
ports 1 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM32X2Q
init 1
abits 5
dbits 2
groups 2
ports 3 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
bram $__XILINX_RAM64X1Q
init 1
abits 6
dbits 1
groups 2
ports 3 1
wrmode 0 1
enable 0 1
transp 0 0
clocks 0 1
clkpol 0 2
endbram
# Disabled for now, pending support for LUT4 arches
# since on LUT6 arches this occupies same area as
# a RAM32X1D
#match $__XILINX_RAM16X1D
# min bits 2
# min wports 1
# make_outreg
# or_next_if_better
#endmatch
match $__XILINX_RAM32X1D
min bits 3
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM64X1D
min bits 5
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM128X1D
min bits 9
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM32X6SDP
min bits 5
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM64X3SDP
min bits 6
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM32X2Q
min bits 5
min rports 3
min wports 1
make_outreg
or_next_if_better
endmatch
match $__XILINX_RAM64X1Q
min bits 5
min rports 3
min wports 1
make_outreg
endmatch