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oddr2 fixes

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This commit is contained in:
Marcin Kościelnicki 2020-02-03 01:22:52 +01:00
parent 7f437cbf62
commit bd69a7c113
1 changed files with 15 additions and 8 deletions
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23
leuctra/pack.cc
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@ -46,6 +46,12 @@ class LeuctraPacker
void flush_cells()
{
for (auto pcell : packed_cells) {
CellInfo *cell = ctx->cells[pcell].get();
for (auto it : cell->ports) {
if (it.second.net) {
log_error("%s [%s]: port %s still connected on removed cell\n", cell->name.c_str(ctx), cell->type.c_str(ctx), it.second.name.c_str(ctx));
}
}
ctx->cells.erase(pcell);
}
for (auto &ncell : new_cells) {
@ -86,6 +92,9 @@ class LeuctraPacker
// Kill the connection.
disconnect_port(ctx, res, res_port);
disconnect_port(ctx, cell, port);
if (res->type == ctx->id("$nextpnr_iobuf")) {
disconnect_port(ctx, res, ctx->id("I"));
}
return res;
}
@ -421,13 +430,6 @@ class LeuctraPacker
ctx, net_o, [](const Context *ctx, const CellInfo *cell) { return cell->type == ctx->id("ODDR2"); }, ctx->id("Q"));
if (oddr) {
packed_cells.insert(oddr->name);
CellInfo *oddr_t = nullptr;
if (net_t) {
oddr_t = net_driven_by(
ctx, net_t, [](const Context *ctx, const CellInfo *cell) { return cell->type == ctx->id("ODDR2"); }, ctx->id("Q"));
if (!oddr_t)
log_error("%s: an IO pad driven by ODDR2 with tristate requires the tri-state control to be driven by ODDR2 as well.\n", ci->name.c_str(ctx));
}
disconnect_port(ctx, oddr, ctx->id("Q"));
NetInfo *d1 = oddr->ports[ctx->id("D0")].net;
NetInfo *d2 = oddr->ports[ctx->id("D1")].net;
@ -467,7 +469,12 @@ class LeuctraPacker
if (oddr->params.count(ctx->id("DDR_ALIGNMENT")))
align = oddr->params[ctx->id("DDR_ALIGNMENT")];
Property align_t("NONE");
if (oddr_t) {
CellInfo *oddr_t = nullptr;
if (net_t) {
oddr_t = net_driven_by(
ctx, net_t, [](const Context *ctx, const CellInfo *cell) { return cell->type == ctx->id("ODDR2"); }, ctx->id("Q"));
if (!oddr_t)
log_error("%s: an IO pad driven by ODDR2 with tristate requires the tri-state control to be driven by ODDR2 as well.\n", ci->name.c_str(ctx));
packed_cells.insert(oddr_t->name);
disconnect_port(ctx, oddr_t, ctx->id("Q"));
t1 = oddr_t->ports[ctx->id("D0")].net;