Gowin. Implement the EMCU primitive.

YosysHQ / nextpnr

nextpnr portable FPGA place and route tool

ISC License

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Gowin. Implement the EMCU primitive. #1366

Closed yrabbit closed 2 months ago

yrabbit commented 2 months ago

Add support for the GW1NSR-4C's embedded Cortex-M3 processor. Since it uses flash in its own way, we disable additional flash processing for this case.