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Add lm4k detection support to icepack.

This commit is contained in:
Andrew Wygle 2018-05-06 11:10:36 -07:00
parent a39b35ac2f
commit 56a0d3f8ea
1 changed files with 12 additions and 1 deletions
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13
icepack/icepack.cc
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@ -420,6 +420,8 @@ void FpgaConfig::read_bits(std::istream &ifs)
this->device = "5k";
else if (this->cram_width == 692 && this->cram_height == 176)
this->device = "u4k";
else if (this->cram_width == 656 && this->cram_height == 176)
this->device = "lm4k";
else
error("Failed to detect chip type.\n");
@ -692,6 +694,12 @@ void FpgaConfig::read_ascii(std::istream &ifs, bool nosleep)
this->cram_height = 176;
this->bram_width = 80;
this->bram_height = 2 * 128;
} else
if (this->device == "lm4k") {
this->cram_width = 656;
this->cram_height = 176;
this->bram_width = 80;
this->bram_height = 2 * 128;
} else
error("Unsupported chip type '%s'.\n", this->device.c_str());
@ -1048,6 +1056,7 @@ int FpgaConfig::chip_width() const
if (this->device == "1k") return 12;
if (this->device == "5k") return 24;
if (this->device == "u4k") return 24;
if (this->device == "lm4k") return 24;
if (this->device == "8k") return 32;
panic("Unknown chip type '%s'.\n", this->device.c_str());
}
@ -1058,6 +1067,7 @@ int FpgaConfig::chip_height() const
if (this->device == "1k") return 16;
if (this->device == "5k") return 30;
if (this->device == "u4k") return 20;
if (this->device == "lm4k") return 20;
if (this->device == "8k") return 32;
panic("Unknown chip type '%s'.\n", this->device.c_str());
}
@ -1067,6 +1077,7 @@ vector<int> FpgaConfig::chip_cols() const
if (this->device == "384") return vector<int>({18, 54, 54, 54, 54});
if (this->device == "1k") return vector<int>({18, 54, 54, 42, 54, 54, 54});
if (this->device == "u4k") return vector<int>({54, 54, 54, 54, 54, 54, 42, 54, 54, 54, 54, 54, 54});
if (this->device == "lm4k") return vector<int>({18, 54, 54, 54, 54, 54, 42, 54, 54, 54, 54, 54, 54});
// Its IPConnect or Mutiplier block, five logic, ram, six logic.
if (this->device == "5k") return vector<int>({54, 54, 54, 54, 54, 54, 42, 54, 54, 54, 54, 54, 54});
if (this->device == "8k") return vector<int>({18, 54, 54, 54, 54, 54, 54, 54, 42, 54, 54, 54, 54, 54, 54, 54, 54});
@ -1110,7 +1121,7 @@ string FpgaConfig::tile_type(int x, int y) const
return "logic";
}
if (this->device == "5k" || this->device == "u4k") {
if (this->device == "5k" || this->device == "u4k" || this->device == "lm4k") {
if (x == 6 || x == 19) return y % 2 == 1 ? "ramb" : "ramt";
return "logic";
}