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Diffstat (limited to 'ice40/cells.h')
| -rw-r--r-- | ice40/cells.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ice40/cells.h b/ice40/cells.h index 1c2e0d0f..34a034cd 100644 --- a/ice40/cells.h +++ b/ice40/cells.h @@ -47,6 +47,11 @@ inline bool is_ff(const CellInfo *cell) cell->type == "SB_DFFNESS" || cell->type == "SB_DFFNES"; } +// Convert a SB_LUT primitive to (part of) an ICESTORM_LC, swapping ports +// as needed. Set no_dff if a DFF is not being used, so that the output +// can be reconnected +void lut_to_lc(CellInfo *lut, CellInfo *lc, bool no_dff = true); + // Convert a SB_DFFx primitive to (part of) an ICESTORM_LC, setting parameters // and reconnecting signals as necessary. If pass_thru_lut is True, the LUT will // be configured as pass through and D connected to I0, otherwise D will be |