From af1fba9f5232706af4ae31ad5b0186b44de03cfa Mon Sep 17 00:00:00 2001
From: Keith Rothman <537074+litghost@users.noreply.github.com>
Date: Mon, 22 Mar 2021 12:42:11 -0700
Subject: Update latest version of FPGA interchange schema.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
---
 fpga_interchange/chipdb.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/fpga_interchange/chipdb.h b/fpga_interchange/chipdb.h
index 2f82dcc9..78c56471 100644
--- a/fpga_interchange/chipdb.h
+++ b/fpga_interchange/chipdb.h
@@ -34,7 +34,7 @@ NEXTPNR_NAMESPACE_BEGIN
  * kExpectedChipInfoVersion
  */
 
-static constexpr int32_t kExpectedChipInfoVersion = 2;
+static constexpr int32_t kExpectedChipInfoVersion = 3;
 
 // Flattened site indexing.
 //
@@ -198,6 +198,14 @@ NPNR_PACKED_STRUCT(struct CellConstraintPOD {
     RelSlice<int32_t> states; // State indicies
 });
 
+// Cell parameters metadata
+NPNR_PACKED_STRUCT(struct CellParameterPOD {
+    int32_t cell_type;     // constid
+    int32_t parameter;     // constid
+    int32_t format;        // ParameterFormat enum
+    int32_t default_value; // constid
+});
+
 NPNR_PACKED_STRUCT(struct CellBelMapPOD {
     RelSlice<CellBelPinPOD> common_pins;
     RelSlice<ParameterPinsPOD> parameter_pins;
@@ -218,6 +226,7 @@ NPNR_PACKED_STRUCT(struct CellMapPOD {
     RelSlice<CellBelMapPOD> cell_bel_map;
 
     RelSlice<LutCellPOD> lut_cells;
+    RelSlice<CellParameterPOD> cell_parameters;
 });
 
 NPNR_PACKED_STRUCT(struct PackagePinPOD {
-- 
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