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-rw-r--r--ice40/gfx.cc319
1 files changed, 308 insertions, 11 deletions
diff --git a/ice40/gfx.cc b/ice40/gfx.cc
index 1ab2fb3c..74338b8d 100644
--- a/ice40/gfx.cc
+++ b/ice40/gfx.cc
@@ -21,7 +21,7 @@
NEXTPNR_NAMESPACE_BEGIN
-void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId id, GraphicElement::style_t style)
+void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, int w, int h, GfxTileWireId id, GraphicElement::style_t style)
{
GraphicElement el;
el.type = GraphicElement::TYPE_LINE;
@@ -339,6 +339,168 @@ void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId id,
g.push_back(el);
}
+ // IO Span-4 Wires connecting to fabric
+
+ if (id >= TILE_WIRE_SPAN4_HORZ_0 && id <= TILE_WIRE_SPAN4_HORZ_47) {
+ int idx = id - TILE_WIRE_SPAN4_HORZ_0;
+ float y1 = y + 1.0 - (0.03 + 0.0025 * (48 - (idx ^ 1)));
+
+ el.x1 = x;
+ el.x2 = x + 1.0;
+ el.y1 = y1;
+ el.y2 = y1;
+ g.push_back(el);
+
+ el.x1 = x + main_swbox_x1 + 0.0025 * ((idx ^ 1) + 35);
+ el.x2 = el.x1;
+ el.y1 = y1;
+ el.y2 = y + main_swbox_y2;
+ g.push_back(el);
+ }
+
+ if (id >= TILE_WIRE_SPAN4_VERT_0 && id <= TILE_WIRE_SPAN4_VERT_47) {
+ int idx = id - TILE_WIRE_SPAN4_VERT_0;
+ float x1 = x + 0.03 + 0.0025 * (48 - (idx ^ 1));
+
+ el.x1 = x1;
+ el.x2 = x1;
+ el.y1 = y;
+ el.y2 = y + 1.0;
+ g.push_back(el);
+
+ el.y1 = y + 1.0 - (0.03 + 0.0025 * (270 - (idx ^ 1)));
+ el.y2 = el.y1;
+ el.x1 = x1;
+ el.x2 = x + main_swbox_x1;
+ g.push_back(el);
+ }
+
+ // IO Span-12 Wires connecting to fabric
+
+ if (id >= TILE_WIRE_SPAN12_HORZ_0 && id <= TILE_WIRE_SPAN12_HORZ_23) {
+ int idx = id - TILE_WIRE_SPAN12_HORZ_0;
+ float y1 = y + 1.0 - (0.03 + 0.0025 * (88 - (idx ^ 1)));
+
+ el.x1 = x;
+ el.x2 = x + 1.0;
+ el.y1 = y1;
+ el.y2 = y1;
+ g.push_back(el);
+
+ el.x1 = x + main_swbox_x1 + 0.0025 * ((idx ^ 1) + 5);
+ el.x2 = el.x1;
+ el.y1 = y1;
+ el.y2 = y + main_swbox_y2;
+ g.push_back(el);
+ }
+
+ if (id >= TILE_WIRE_SPAN12_VERT_0 && id <= TILE_WIRE_SPAN12_VERT_23) {
+ int idx = id - TILE_WIRE_SPAN12_VERT_0;
+ float x1 = x + 0.03 + 0.0025 * (88 - (idx ^ 1));
+
+ el.x1 = x1;
+ el.x2 = x1;
+ el.y1 = y;
+ el.y2 = y + 1.0;
+ g.push_back(el);
+
+ el.y1 = y + 1.0 - (0.03 + 0.0025 * (300 - (idx ^ 1)));
+ el.y2 = el.y1;
+ el.x1 = x1;
+ el.x2 = x + main_swbox_x1;
+ g.push_back(el);
+ }
+
+ // Horizontal IO Span-4 Wires
+
+ if (id >= TILE_WIRE_SPAN4_HORZ_R_0 && id <= TILE_WIRE_SPAN4_HORZ_L_15) {
+ int idx = id - TILE_WIRE_SPAN4_HORZ_R_0;
+
+ float y1 = y + 1.0 - (0.03 + 0.0025 * (60 - idx));
+ float y2 = y + 1.0 - (0.03 + 0.0025 * (60 - idx - 4));
+
+ el.x1 = x;
+ el.x2 = x + 0.9;
+ el.y1 = y1;
+ el.y2 = y1;
+ g.push_back(el);
+
+ if (idx <= 15) {
+ el.x1 = x + 0.9;
+ el.x2 = x + 1.0;
+ el.y1 = y1;
+ el.y2 = y2;
+ g.push_back(el);
+ }
+
+ el.x1 = x + main_swbox_x1 + 0.0025 * (idx + 35);
+ el.x2 = el.x1;
+ el.y1 = y1;
+ el.y2 = y + main_swbox_y2;
+ g.push_back(el);
+ }
+
+ // Vertical IO Span-4 Wires
+
+ if (id >= TILE_WIRE_SPAN4_VERT_B_0 && id <= TILE_WIRE_SPAN4_VERT_T_15) {
+ int idx = id - TILE_WIRE_SPAN4_VERT_B_0;
+
+ float x1 = x + 0.03 + 0.0025 * (60 - idx);
+ float x2 = x + 0.03 + 0.0025 * (60 - idx - 4);
+
+ el.y1 = y + 1.00;
+ el.y2 = y + 0.10;
+ el.x1 = x1;
+ el.x2 = x1;
+ g.push_back(el);
+
+ if (idx <= 15) {
+ el.y1 = y + 0.10;
+ el.y2 = y;
+ el.x1 = x1;
+ el.x2 = x2;
+ g.push_back(el);
+ }
+
+ if (idx <= 15 && (x == 0 || x == w-1) && y == 1) {
+ float y1 = y - (0.03 + 0.0025 * (60 - idx - 4));
+
+ el.x1 = x2;
+ el.y1 = y;
+ el.x2 = x2;
+ el.y2 = y1;
+ g.push_back(el);
+
+ el.x1 = x2;
+ el.y1 = y1;
+ el.x2 = x + (x == 0);
+ el.y2 = y1;
+ g.push_back(el);
+ }
+
+ if (idx >= 4 && (x == 0 || x == w-1) && y == h-2) {
+ float y1 = y + 2.0 - (0.03 + 0.0025 * (60 - idx));
+
+ el.x1 = x1;
+ el.y1 = y + 1.0;
+ el.x2 = x1;
+ el.y2 = y1;
+ g.push_back(el);
+
+ el.x1 = x1;
+ el.y1 = y1;
+ el.x2 = x + (x == 0);
+ el.y2 = y1;
+ g.push_back(el);
+ }
+
+ el.y1 = y + 1.0 - (0.03 + 0.0025 * (270 - idx));
+ el.y2 = el.y1;
+ el.x1 = x1;
+ el.x2 = x + main_swbox_x1;
+ g.push_back(el);
+ }
+
// Global2Local
if (id >= TILE_WIRE_GLB2LOCAL_0 && id <= TILE_WIRE_GLB2LOCAL_3) {
@@ -392,7 +554,7 @@ void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId id,
int input = idx % 4;
el.x1 = x + local_swbox_x2;
el.x2 = x + lut_swbox_x1;
- el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 - 0.0075 + (0.005 * input) + z * logic_cell_pitch;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * input) + z * logic_cell_pitch;
el.y2 = el.y1;
g.push_back(el);
}
@@ -403,7 +565,7 @@ void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId id,
int input = idx % 4;
el.x1 = x + lut_swbox_x2;
el.x2 = x + logic_cell_x1;
- el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 - 0.0075 + (0.005 * input) + z * logic_cell_pitch;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * input) + z * logic_cell_pitch;
el.y2 = el.y1;
g.push_back(el);
}
@@ -457,6 +619,42 @@ void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId id,
}
}
+ // LC Control for IO and BRAM
+
+ if (id >= TILE_WIRE_FUNC_GLOBAL_CEN && id <= TILE_WIRE_FUNC_GLOBAL_S_R) {
+ int idx = id - TILE_WIRE_FUNC_GLOBAL_CEN;
+
+ el.x1 = x + main_swbox_x2 - 0.005 * (idx + 5);
+ el.x2 = el.x1;
+ el.y1 = y + main_swbox_y1;
+ el.y2 = el.y1 - 0.005 * (idx + 2);
+ g.push_back(el);
+
+ el.y1 = el.y2;
+ el.x2 = x + logic_cell_x2 - 0.005 * (2 - idx + 5);
+ g.push_back(el);
+
+ el.y2 = y + logic_cell_y1;
+ el.x1 = el.x2;
+ g.push_back(el);
+ }
+
+ if (id == TILE_WIRE_FABOUT) {
+ el.y1 = y + main_swbox_y1;
+ el.y2 = el.y1 - 0.005 * 4;
+ el.x1 = x + main_swbox_x2 - 0.005 * 9;
+ el.x2 = el.x1;
+ g.push_back(el);
+ }
+
+ if (id == TILE_WIRE_FUNC_GLOBAL_G0) {
+ el.y1 = y + logic_cell_y1;
+ el.y2 = el.y1 - 0.005 * 4;
+ el.x1 = x + logic_cell_x2 - 0.005 * 3;
+ el.x2 = el.x1;
+ g.push_back(el);
+ }
+
// LC Cascade
if (id >= TILE_WIRE_LUTFF_0_LOUT && id <= TILE_WIRE_LUTFF_6_LOUT) {
@@ -571,6 +769,54 @@ static bool getWireXY_main(GfxTileWireId id, float &x, float &y)
return true;
}
+ // IO Span-4 Wires connecting to fabric
+
+ if (id >= TILE_WIRE_SPAN4_HORZ_0 && id <= TILE_WIRE_SPAN4_HORZ_47) {
+ int idx = id - TILE_WIRE_SPAN4_HORZ_0;
+ x = main_swbox_x1 + 0.0025 * ((idx ^ 1) + 35);
+ y = main_swbox_y2;
+ return true;
+ }
+
+ if (id >= TILE_WIRE_SPAN4_VERT_0 && id <= TILE_WIRE_SPAN4_VERT_47) {
+ int idx = id - TILE_WIRE_SPAN4_VERT_0;
+ y = 1.0 - (0.03 + 0.0025 * (270 - (idx ^ 1)));
+ x = main_swbox_x1;
+ return true;
+ }
+
+ // IO Span-12 Wires connecting to fabric
+
+ if (id >= TILE_WIRE_SPAN12_HORZ_0 && id <= TILE_WIRE_SPAN12_HORZ_23) {
+ int idx = id - TILE_WIRE_SPAN12_HORZ_0;
+ x = main_swbox_x1 + 0.0025 * ((idx ^ 1) + 5);
+ y = main_swbox_y2;
+ return true;
+ }
+
+ if (id >= TILE_WIRE_SPAN12_VERT_0 && id <= TILE_WIRE_SPAN12_VERT_23) {
+ int idx = id - TILE_WIRE_SPAN12_VERT_0;
+ y = 1.0 - (0.03 + 0.0025 * (300 - (idx ^ 1)));
+ x = main_swbox_x1;
+ return true;
+ }
+
+ // IO Span-4 Wires
+
+ if (id >= TILE_WIRE_SPAN4_HORZ_R_0 && id <= TILE_WIRE_SPAN4_HORZ_L_15) {
+ int idx = id - TILE_WIRE_SPAN4_HORZ_R_0;
+ y = main_swbox_y2;
+ x = main_swbox_x1 + 0.0025 * (idx + 35);
+ return true;
+ }
+
+ if (id >= TILE_WIRE_SPAN4_VERT_B_0 && id <= TILE_WIRE_SPAN4_VERT_T_15) {
+ int idx = id - TILE_WIRE_SPAN4_VERT_B_0;
+ y = 1.0 - (0.03 + 0.0025 * (270 - idx));
+ x = main_swbox_x1;
+ return true;
+ }
+
// Global2Local
if (id >= TILE_WIRE_GLB2LOCAL_0 && id <= TILE_WIRE_GLB2LOCAL_3) {
@@ -626,6 +872,19 @@ static bool getWireXY_main(GfxTileWireId id, float &x, float &y)
return true;
}
+ if (id >= TILE_WIRE_FUNC_GLOBAL_CEN && id <= TILE_WIRE_FUNC_GLOBAL_S_R) {
+ int idx = id - TILE_WIRE_FUNC_GLOBAL_CEN;
+ x = main_swbox_x2 - 0.005 * (idx + 5);
+ y = main_swbox_y1;
+ return true;
+ }
+
+ if (id == TILE_WIRE_FABOUT) {
+ x = main_swbox_x2 - 0.005 * 9;
+ y = main_swbox_y1;
+ return true;
+ }
+
return false;
}
@@ -662,22 +921,22 @@ void pipGfx(std::vector<GraphicElement> &g, int x, int y, float x1, float y1, fl
el.style = style;
if (fabsf(x1 - swx1) < 0.001 && fabsf(x2 - swx1) < 0.001) {
- tx = x1 + 0.25 * fabsf(y1 - y2);
+ tx = swx1 + 0.25 * fabsf(y1 - y2);
goto edge_pip;
}
if (fabsf(x1 - swx2) < 0.001 && fabsf(x2 - swx2) < 0.001) {
- tx = x1 - 0.25 * fabsf(y1 - y2);
+ tx = swx2 - 0.25 * fabsf(y1 - y2);
goto edge_pip;
}
if (fabsf(y1 - swy1) < 0.001 && fabsf(y2 - swy1) < 0.001) {
- ty = y1 + 0.25 * fabsf(x1 - x2);
+ ty = swy1 + 0.25 * fabsf(x1 - x2);
goto edge_pip;
}
- if (fabsf(y1 - swy1) < 0.001 && fabsf(y2 - swy1) < 0.001) {
- ty = y1 + 0.25 * fabsf(x1 - x2);
+ if (fabsf(y1 - swy2) < 0.001 && fabsf(y2 - swy2) < 0.001) {
+ ty = swy2 - 0.25 * fabsf(x1 - x2);
goto edge_pip;
}
@@ -727,7 +986,7 @@ void gfxTilePip(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId src,
el.style = style;
el.x1 = x + logic_cell_x1;
el.x2 = x + logic_cell_x2;
- el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 - 0.0075 + (0.005 * in_idx) + lut_idx * logic_cell_pitch;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * in_idx) + lut_idx * logic_cell_pitch;
el.y2 = y + (logic_cell_y1 + logic_cell_y2) / 2 + lut_idx * logic_cell_pitch;
g.push_back(el);
return;
@@ -744,8 +1003,46 @@ void gfxTilePip(std::vector<GraphicElement> &g, int x, int y, GfxTileWireId src,
el.style = style;
el.x1 = x + lut_swbox_x1;
el.x2 = x + lut_swbox_x2;
- el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 - 0.0075 + (0.005 * in_idx) + lut_idx * logic_cell_pitch;
- el.y2 = y + (logic_cell_y1 + logic_cell_y2) / 2 - 0.0075 + (0.005 * out_idx) + lut_idx * logic_cell_pitch;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * in_idx) + lut_idx * logic_cell_pitch;
+ el.y2 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * out_idx) + lut_idx * logic_cell_pitch;
+ g.push_back(el);
+ return;
+ }
+
+ if ((src == TILE_WIRE_CARRY_IN_MUX || (src >= TILE_WIRE_LUTFF_0_COUT && src <= TILE_WIRE_LUTFF_6_COUT)) &&
+ (dst >= TILE_WIRE_LUTFF_0_IN_0 && dst <= TILE_WIRE_LUTFF_7_IN_3 && (dst - TILE_WIRE_LUTFF_0_IN_0) % 4 == 3)) {
+ int lut_idx = (dst - TILE_WIRE_LUTFF_0_IN_0) / 4;
+
+ GraphicElement el;
+ el.type = GraphicElement::TYPE_ARROW;
+ el.style = style;
+ el.x1 = x + (local_swbox_x2 + lut_swbox_x1) / 2;
+ el.x2 = el.x1;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * 3) + lut_idx * logic_cell_pitch;
+ el.y2 = y + (logic_cell_y1 + logic_cell_y2 - logic_cell_pitch) / 2 + lut_idx * logic_cell_pitch;
+ g.push_back(el);
+
+ el.x1 = x + logic_cell_x1 + 0.005 * 3;
+ el.y1 = el.y2;
+ g.push_back(el);
+ return;
+ }
+
+ if ((src >= TILE_WIRE_LUTFF_0_LOUT && src <= TILE_WIRE_LUTFF_6_LOUT) &&
+ (dst >= TILE_WIRE_LUTFF_0_IN_0 && dst <= TILE_WIRE_LUTFF_7_IN_3 && (dst - TILE_WIRE_LUTFF_0_IN_0) % 4 == 2)) {
+ int lut_idx = (dst - TILE_WIRE_LUTFF_0_IN_0) / 4;
+
+ GraphicElement el;
+ el.type = GraphicElement::TYPE_ARROW;
+ el.style = style;
+ el.x1 = x + (local_swbox_x2 + lut_swbox_x1) / 2 + 0.005;
+ el.x2 = el.x1;
+ el.y1 = y + (logic_cell_y1 + logic_cell_y2) / 2 + 0.0075 - (0.005 * 2) + lut_idx * logic_cell_pitch;
+ el.y2 = y + (logic_cell_y1 + logic_cell_y2 - logic_cell_pitch) / 2 + lut_idx * logic_cell_pitch + 0.003;
+ g.push_back(el);
+
+ el.x1 = x + logic_cell_x1 + 0.005 * 5;
+ el.y1 = el.y2;
g.push_back(el);
return;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-09-11 11:22:41 +0000