devices.json: Fix LFE45U settings

Signed-off-by: David Shah <[email protected]>
YosysHQ · May 14, 2018 · 44a01c0 · 44a01c0
1 parent 21f0035
commit 44a01c0
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Showing 2 changed files with 50 additions and 4 deletions.
diff --git a/devices.json b/devices.json
@@ -16,8 +16,8 @@
                 "idcode": "0x41112043",
                 "frames": 9470,
                 "bits_per_frame": 846,
-                "pad_bits_after_frame": 2,
-                "pad_bits_before_frame": 0,
+                "pad_bits_after_frame": 0,
+                "pad_bits_before_frame": 2,
                 "fuzz": 1
             },
             "LFE5U-85F": {
@@ -43,8 +43,8 @@
                 "idcode": "0x01112043",
                 "frames": 9470,
                 "bits_per_frame": 846,
-                "pad_bits_after_frame": 2,
-                "pad_bits_before_frame": 0,
+                "pad_bits_after_frame": 0,
+                "pad_bits_before_frame": 2,
                 "fuzz": 0
             },
             "LFE5UM-85F": {
@@ -55,6 +55,33 @@
                 "pad_bits_after_frame": 0,
                 "pad_bits_before_frame": 0,
                 "fuzz": 0
+            },
+            "LFE5UM5G-25F": {
+                "packages": ["csfBGA285", "caBGA256", "caBGA381", "caBGA554", "caBGA756"],
+                "idcode": "0x81111043",
+                "frames": 7562,
+                "bits_per_frame": 592,
+                "pad_bits_after_frame": 0,
+                "pad_bits_before_frame": 0,
+                "fuzz": 0
+            },
+            "LFE5UM5G-45F": {
+                "packages": ["csfBGA285", "caBGA256", "caBGA381", "caBGA554", "caBGA756"],
+                "idcode": "0x81112043",
+                "frames": 9470,
+                "bits_per_frame": 846,
+                "pad_bits_after_frame": 0,
+                "pad_bits_before_frame": 2,
+                "fuzz": 0
+            },
+            "LFE5UM5G-85F": {
+                "packages": ["csfBGA285", "caBGA381", "caBGA554", "caBGA756"],
+                "idcode": "0x81113043",
+                "frames": 13294,
+                "bits_per_frame": 1136,
+                "pad_bits_after_frame": 0,
+                "pad_bits_before_frame": 0,
+                "fuzz": 0
             }
         }
     }

diff --git a/libtrellis/examples/ecp5um45_bits.py b/libtrellis/examples/ecp5um45_bits.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+"""
+This simple example uses PyTrellis to read TESTTILE tile bits, of tile R2C2 in a bitstream
+"""
+import pytrellis
+
+pytrellis.load_database("../../../prjtrellis-db")
+bs = pytrellis.Bitstream.read_bit("../../minitests/ncl/lut.bit")
+chip = bs.deserialise_chip()
+tile = chip.tiles["R2C2:PLC2"]
+tile_bits = tile.cram
+bit_offset = tile.info.bit_offset
+frame_offset = tile.info.frame_offset
+
+for bit in range(tile_bits.bits()):
+    for frame in range(tile_bits.frames()):
+        if tile_bits.bit(frame, bit):
+            print("({}, {})\t({}, {})".format(bit, frame, bit + bit_offset, frame + frame_offset))
+