aboutsummaryrefslogtreecommitdiffstats
path: root/ecp5/cells.h
diff options
context:
space:
mode:
authorDavid Shah <davey1576@gmail.com>2018-07-17 11:28:59 +0200
committerDavid Shah <davey1576@gmail.com>2018-07-17 11:28:59 +0200
commit889e1fc19fb7afbc747ae8a4b4ce68eae7f43391 (patch)
treefed9e0e35c41560d0f1d795a41ce91a4f6cf1d75 /ecp5/cells.h
parentb55142cbf15ea8098f7d0bfa4b34a18540cc4fb2 (diff)
downloadnextpnr-889e1fc19fb7afbc747ae8a4b4ce68eae7f43391.tar.gz
nextpnr-889e1fc19fb7afbc747ae8a4b4ce68eae7f43391.tar.bz2
nextpnr-889e1fc19fb7afbc747ae8a4b4ce68eae7f43391.zip
ecp5: Adding cell definitions
Signed-off-by: David Shah <davey1576@gmail.com>
Diffstat (limited to 'ecp5/cells.h')
-rw-r--r--ecp5/cells.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/ecp5/cells.h b/ecp5/cells.h
new file mode 100644
index 00000000..e2bda4e9
--- /dev/null
+++ b/ecp5/cells.h
@@ -0,0 +1,59 @@
+/*
+ * nextpnr -- Next Generation Place and Route
+ *
+ * Copyright (C) 2018 David Shah <david@symbioticeda.com>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#ifndef ECP5_CELLS_H
+#define ECP5_CELLS_H
+
+#include "nextpnr.h"
+
+NEXTPNR_NAMESPACE_BEGIN
+
+
+// Create a standard ECP5 cell and return it
+// Name will be automatically assigned if not specified
+std::unique_ptr<CellInfo> create_ecp5_cell(Context *ctx, IdString type, std::string name = "");
+
+// Return true if a cell is a LUT
+inline bool is_lut(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("LUT4"); }
+
+// Return true if a cell is a flipflop
+inline bool is_ff(const BaseCtx *ctx, const CellInfo *cell)
+{
+ return cell->type == ctx->id("TRELLIS_FF");
+}
+
+inline bool is_carry(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("CCU2C"); }
+
+inline bool is_lc(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("TRELLIS_LC"); }
+
+inline bool is_dpram(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("TRELLIS_DPR16X4"); }
+
+inline bool is_pfumx(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("PFUMX"); }
+
+inline bool is_l6mux(const BaseCtx *ctx, const CellInfo *cell)
+{ return cell->type == ctx->id("L6MUX21"); }
+
+NEXTPNR_NAMESPACE_END
+
+#endif