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gowin: Add SLICE BELs to gui 

Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2026-03-09 12:36:24 +01:00
parent 111f085d64
commit 62f24f6fae
1 changed files with 39 additions and 0 deletions
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39
himbaechel/uarch/gowin/gowin.cc
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@ -55,6 +55,8 @@ struct GowinImpl : HimbaechelAPI
void configurePlacerHeap(PlacerHeapCfg &cfg) override;
void drawBel(std::vector<GraphicElement> &g, GraphicElement::style_t style, IdString bel_type, Loc loc) override;
private:
HimbaechelHelpers h;
GowinUtils gwu;
@ -1367,6 +1369,43 @@ void GowinImpl::configurePlacerHeap(PlacerHeapCfg &cfg)
cfg.ioBufTypes.insert(id_GSR);
}
void GowinImpl::drawBel(std::vector<GraphicElement> &g, GraphicElement::style_t style, IdString bel_type, Loc loc)
{
GraphicElement el;
el.type = GraphicElement::TYPE_BOX;
el.style = style;
switch (bel_type.index) {
case id_LUT4.index:
el.x1 = loc.x + 0.75;
el.x2 = el.x1 + 0.08;
el.y1 = loc.y + 0.1 + 0.1 * (loc.z / 2);
el.y2 = el.y1 + 0.04;
g.push_back(el);
break;
case id_ALU.index:
el.x1 = loc.x + 0.75;
el.x2 = el.x1 + 0.08;
el.y1 = loc.y + 0.1 + 0.1 * (loc.z - BelZ::ALU0_Z);
el.y2 = el.y1 + 0.04;
g.push_back(el);
break;
case id_DFF.index:
el.x1 = loc.x + 0.9;
el.x2 = el.x1 + 0.02;
el.y1 = loc.y + 0.1 + 0.1 * (loc.z / 2);
el.y2 = el.y1 + 0.04;
g.push_back(el);
break;
case id_RAM16SDP4.index:
el.x1 = loc.x + 0.85;
el.x2 = el.x1 + 0.01;
el.y1 = loc.y + 0.1;
el.y2 = el.y1 + 0.65;
g.push_back(el);
break;
}
}
} // namespace
NEXTPNR_NAMESPACE_END