added cells needed for neuron grid

This commit is contained in:
alexmadison 2022-03-28 19:51:50 +02:00
parent d395778a4a
commit 8528ee12cd
2 changed files with 68 additions and 0 deletions

View File

@ -26,6 +26,33 @@
namespace tmpl {
namespace dataflow_neuro{
export defcell KEEP_X1 (bool y; bool vdd, vss) {
bool _y;
prs{
y => _y-
[weak=1] _y => y-
}
sizing {
leak_adjust <- 1;
p_n_mode <- 1;
y {-1}; _y{-1}
}
}
export defcell A_1C2N_RB_X1 (bool! y; bool? c1,n1,n2,pr_B, sr_B; bool vdd, vss) {
bool _y;
prs{
(~c1)|~pr_B -> _y+
c1 & n1 & n2 & sr_B -> _y-
_y => y-
}
sizing {
leak_adjust <- 1;
p_n_mode <- 1;
y {-1}; _y{-1}
}
}
export defcell A_1C1P2N_RB_X1 (bool! y; bool? c1,p1,n1,n2,pr_B, sr_B; bool vdd, vss) {
bool _y;
prs{
@ -41,6 +68,22 @@ namespace tmpl {
}
}
export defcell A_2C1P1N_RB_X1 (bool! y; bool? c1,c2,p1,n1,pr_B,sr_B; bool vdd, vss) {
bool _y;
prs{
(~p1 & ~c1 & ~c2)|~pr_B -> _y+
c1 & c2 & n1 & sr_B -> _y-
_y => y-
}
sizing {
leak_adjust <- 1;
p_n_mode <- 1;
y {-1}; _y{-1}
}
}
export defcell A_1C1P2N_R_X1 (bool! y; bool? c1,p1,n1,n2,pr_B, sr_B; bool vdd, vss) {
prs{
(~p1 & ~c1)|~pr_B -> y-

View File

@ -685,6 +685,31 @@ namespace tmpl {
(i:((1<<N)-1):dly[i].vss = supply.vss;)
}
// Non programmable delays
// N is number of delays to have in series (not log!!).
// Is useful for testing purposes.
// But should probably remove before running innovus etc.
export template<pint N>
defproc delay_fifo (bool! out; bool? in; power supply) {
{ N >= 0 : "What?" };
DLY4_X1 dly[N];
dly[0].vdd = supply.vdd;
dly[0].vss = supply.vss;
dly[0].a = in;
(i:1..N-1:
dly[i].vdd = supply.vdd;
dly[i].vss = supply.vss;
dly[i].a = dly[i-1].y;
)
dly[N-1].vdd = supply.vdd;
dly[N-1].vss = supply.vss;
dly[N-1].y = out;
}
/**
* Appends a hard-coded word "VAL" to an input.
* Works by piping through all sigs, but adding