Merge pull request #972 from YosysHQ/gatecat/ecp5-split-slice-v2

ecp5: Split the SLICE bel into separate LUT/FF/RAMW bels

1 files changed, 34 insertions, 7 deletions

diff --git a/ecp5/archdefs.h b/ecp5/archdefs.h
index dd260a3e..b7d892c5 100644
--- a/ecp5/archdefs.h
+++ b/ecp5/archdefs.h
@@ -156,19 +156,46 @@ struct ArchNetInfo
 
 typedef IdString ClusterId;
 
+struct CellInfo;
 struct NetInfo;
 
 struct ArchCellInfo : BaseClusterInfo
 {
+    enum CombFlags : uint8_t
+    {
+        COMB_NONE = 0x00,
+        COMB_CARRY = 0x01,
+        COMB_LUTRAM = 0x02,
+        COMB_MUX5 = 0x04,
+        COMB_MUX6 = 0x08,
+        COMB_RAM_WCKINV = 0x10,
+        COMB_RAM_WREINV = 0x20,
+        COMB_RAMW_BLOCK = 0x40,
+    };
+
+    enum FFFlags : uint8_t
+    {
+        FF_NONE = 0x00,
+        FF_CLKINV = 0x01,
+        FF_CEINV = 0x02,
+        FF_CECONST = 0x04,
+        FF_LSRINV = 0x08,
+        FF_GSREN = 0x10,
+        FF_ASYNC = 0x20,
+        FF_M_USED = 0x40,
+    };
+
+    struct
+    {
+        uint8_t flags;
+        IdString ram_wck, ram_wre;
+        CellInfo *mux_fxad;
+    } combInfo;
     struct
     {
-        bool using_dff;
-        bool has_l6mux;
-        bool is_carry;
-        bool is_memory;
-        IdString clk_sig, lsr_sig, clkmux, lsrmux, srmode;
-        int sd0, sd1;
-    } sliceInfo;
+        uint8_t flags;
+        IdString clk_sig, lsr_sig, ce_sig, di_sig;
+    } ffInfo;
     struct
     {
         bool is_pdp;