Expose extra tile information

gatemate/chip.py

@@ -60,6 +60,14 @@ class Chip:
         y_pos = (y + 2) % die.num_rows() - 2
         return die.get_tile_type(x_pos,y_pos)
     
+    def get_tile_info(self,x,y):
+        x_pos = (x + 2) % die.num_cols() - 2
+        y_pos = (y + 2) % die.num_rows() - 2
+        x_die = (x + 2) // die.num_cols()
+        y_die = (y + 2) // die.num_rows()
+        die_num = x_die + y_die * self.die_width
+        return die.get_tile_info(die_num, x_pos, y_pos)
+
     def get_connections(self):
         conn = dict()
         for d in self.dies.values():

gatemate/die.py

@@ -200,6 +200,12 @@ class Connection:
     y : int
     name : str
 
+@dataclass(eq=True, order=True)
+class TileInfo:
+    die : int
+    bit_x : int
+    bit_y : int
+    prim_index : int
 
 PRIMITIVES_PINS = {
     "CPE": [
@@ -926,6 +932,33 @@ def get_tile_type_list():
 
     return tt
 
+def get_bitstream_tile(x, y):
+    # Edge blocks are bit bigger
+    if x == -2:
+        x += 1
+    if x == max_col():
+        x -= 1
+    if y == -2:
+        y += 1
+    if y == max_row():
+        y -= 1
+    return (x + 1) // 2, (y + 1) // 2
+
+def get_tile_info(d,x,y):
+    bx, by = get_bitstream_tile(x,y)
+    pos = 0
+    if is_cpe(x,y):
+        pos = ((x+1) % 2) * 2 + ((y+1) % 2) + 1
+    if is_edge_top(x,y):
+        pos = (x - 1) % 2 + 1
+    if is_edge_bottom(x,y):
+        pos = (x - 1) % 2 + 1
+    if is_edge_left(x,y):
+        pos = (y - 1) % 2 + 1
+    if is_edge_right(x,y):
+        pos = (y - 1) % 2 + 1
+    return TileInfo(d, bx, by, pos)
+
 def alt_plane(dir,plane):
     alt = [[5, 6, 7, 8, 1, 2, 3, 4,11,12, 9,10],
            [9,10,11,12, 9,10,11,12,12,11,10, 9]]