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ecp5: Fix placement of LUT permutation switchboxes 

Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2026-04-15 14:41:04 +02:00
parent 8db8311103
commit 7de80fbb9c
1 changed files with 2 additions and 2 deletions
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4
ecp5/gfx.cc
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@ -95,8 +95,8 @@ void gfxTileBel(std::vector<GraphicElement> &g, int x, int y, int z, int w, int
// LUT permutation switchbox
el.x1 = x + slice_x1 - wire_length_lut;
el.x2 = x + slice_x1 - wire_length;
int start_wire = (TILE_WIRE_D7 + 24 * (lc / 2) + 4 * (lc % 2));
el.y2 = y + slice_y2 - wire_distance * (start_wire - TILE_WIRE_FCO + 1 + (lc / 2) * 2) + 3 * slice_pitch +
int start_wire = (TILE_WIRE_D7 + 24 * ((7 - lc) / 2) + 4 * ((7 - lc) % 2));
el.y2 = y + slice_y2 - wire_distance * (start_wire - TILE_WIRE_FCO + 1 + ((7 - lc) / 2) * 2) + 3 * slice_pitch +
0.25 * wire_distance;
el.y1 = el.y2 - 3.5 * wire_distance;
g.push_back(el);