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machxo2: Use memory_libmap pass.

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This commit is contained in:
Marcelina Kościelnicka 2022-03-06 03:43:13 +01:00
parent 9d11575856
commit 2dcb0797f0
7 changed files with 578 additions and 1 deletions
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50
techlibs/machxo2/brams.txt Normal file
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@ -0,0 +1,50 @@
ram block $__DP8KC_ {
abits 13;
widths 1 2 4 9 per_port;
cost 64;
init no_undef;
port srsw "A" "B" {
clock posedge;
clken;
portoption "WRITEMODE" "NORMAL" {
rdwr no_change;
}
portoption "WRITEMODE" "WRITETHROUGH" {
rdwr new;
}
portoption "WRITEMODE" "READBEFOREWRITE" {
rdwr old;
}
option "RESETMODE" "SYNC" {
rdsrst zero ungated block_wr;
}
option "RESETMODE" "ASYNC" {
rdarst zero;
}
rdinit zero;
}
}
ram block $__PDPW8KC_ {
abits 13;
widths 1 2 4 9 18 per_port;
byte 9;
cost 64;
init no_undef;
port sr "R" {
clock posedge;
clken;
option "RESETMODE" "SYNC" {
rdsrst zero ungated;
}
option "RESETMODE" "ASYNC" {
rdarst zero;
}
rdinit zero;
}
port sw "W" {
width 18;
clock posedge;
clken;
}
}