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handle some SYSCONFIG

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Miodrag Milanovic 2023-04-25 16:18:28 +02:00 committed by myrtle
parent 655aee1f9d
commit 8fd4735292
1 changed files with 17 additions and 0 deletions
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17
machxo2/bitstream.cc
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@ -723,6 +723,23 @@ struct MachXO2Bitgen
NPNR_ASSERT_FALSE("unsupported cell type"); NPNR_ASSERT_FALSE("unsupported cell type");
} }
} }
// Add some SYSCONFIG settings
const std::string prefix = "arch.sysconfig.";
for (auto &setting : ctx->settings) {
std::string key = setting.first.str(ctx);
if (key.substr(0, prefix.length()) != prefix)
continue;
key = key.substr(prefix.length());
std::string value = setting.second.as_string();
if (key == "BACKGROUND_RECONFIG" || key == "ENABLE_TRANSFR" || key == "SDM_PORT") {
cc.tiles[ctx->get_tile_by_type("CFG0")].add_enum("SYSCONFIG." + key, value);
} else if (key == "I2C_PORT" || key == "MASTER_SPI_PORT" || key == "SLAVE_SPI_PORT") {
cc.tiles[ctx->get_tile_by_type("CFG1")].add_enum("SYSCONFIG." + key, value);
} else {
cc.sysconfig[key] = value;
}
}
} }
}; };
} // namespace } // namespace