diff options
| author | Pepijn de Vos <pepijndevos@gmail.com> | 2022-07-02 20:44:59 +0200 |
|---|---|---|
| committer | Pepijn de Vos <pepijndevos@gmail.com> | 2022-07-02 20:44:59 +0200 |
| commit | 6f56ad298c1a94259698cbd487f03efbd68f0342 (patch) | |
| tree | 097f24e286acf3cc9718fe0a713a381436a520d2 /gowin/pack.cc | |
| parent | 0641ff47d9c437c02d77363d568b106c4ceae155 (diff) | |
| download | nextpnr-6f56ad298c1a94259698cbd487f03efbd68f0342.tar.gz nextpnr-6f56ad298c1a94259698cbd487f03efbd68f0342.tar.bz2 nextpnr-6f56ad298c1a94259698cbd487f03efbd68f0342.zip | |
use DFF RAM mode
Diffstat (limited to 'gowin/pack.cc')
| -rw-r--r-- | gowin/pack.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gowin/pack.cc b/gowin/pack.cc index fbd2092f..9f4b54e2 100644 --- a/gowin/pack.cc +++ b/gowin/pack.cc @@ -715,6 +715,8 @@ void pack_sram(Context *ctx) for (int i = 0; i < 4; i++) { ram_comb[i] = create_generic_cell(ctx, id_SLICE, ci->name.str(ctx) + "$SRAM_SLICE" + std::to_string(i)); + ram_comb[i]->params[id_FF_USED] = 1; + ram_comb[i]->params[id_FF_TYPE] = std::string("RAM"); sram_to_slice(ctx, ci, ram_comb[i].get(), i); } // Create 'block' SLICEs as a placement hint that these cells are mutually exclusive with the RAMW @@ -722,7 +724,8 @@ void pack_sram(Context *ctx) for (int i = 0; i < 2; i++) { ramw_block[i] = create_generic_cell(ctx, id_SLICE, ci->name.str(ctx) + "$RAMW_BLOCK" + std::to_string(i)); - ramw_block[i]->params[id_FF_TYPE] = std::string("RAMW_BLOCK"); + ram_comb[i]->params[id_FF_USED] = 1; + ramw_block[i]->params[id_FF_TYPE] = std::string("RAM"); } // Disconnect ports of original cell after packing |