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ecp5: Always promote IOLOGIC SCLK to global

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Fixes #374

Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2019-12-27 15:53:00 +00:00
parent 4e0ca50db1
commit 0d43aff268
1 changed files with 3 additions and 1 deletions
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4
ecp5/globals.cc
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@ -58,7 +58,7 @@ class Ecp5GlobalRouter
if (user.cell->type == id_DCUA && (user.port == id_CH0_FF_RXI_CLK || user.port == id_CH1_FF_RXI_CLK || if (user.cell->type == id_DCUA && (user.port == id_CH0_FF_RXI_CLK || user.port == id_CH1_FF_RXI_CLK ||
user.port == id_CH0_FF_TXI_CLK || user.port == id_CH1_FF_TXI_CLK)) user.port == id_CH0_FF_TXI_CLK || user.port == id_CH1_FF_TXI_CLK))
return true; return true;
if ((user.cell->type == id_IOLOGIC || user.cell->type == id_SIOLOGIC) && user.port == id_CLK) if ((user.cell->type == id_IOLOGIC || user.cell->type == id_SIOLOGIC) && (user.port == id_CLK))
return true; return true;
return false; return false;
} }
@ -74,6 +74,8 @@ class Ecp5GlobalRouter
clockCount[ni->name]++; clockCount[ni->name]++;
if (user.cell->type == id_DCUA) if (user.cell->type == id_DCUA)
clockCount[ni->name] += 100; clockCount[ni->name] += 100;
if (user.cell->type == id_IOLOGIC || user.cell->type == id_SIOLOGIC)
clockCount[ni->name] += 10;
} }
} }
// log_info("clkcount %s: %d\n", ni->name.c_str(ctx),clockCount[ni->name]); // log_info("clkcount %s: %d\n", ni->name.c_str(ctx),clockCount[ni->name]);