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For ISA? Certainly not. For actual designs, for sure. Why wouldn't they unless there's some open source designs they'd be using?
by Keyframe 1y ago
For ISA? Certainly not. For actual designs, for sure. Why wouldn't they unless there's some open source designs they'd be using?
- kragen 1y agoWell, because there are open-source designs they'd be using. The GD32V microcontroller, for example, uses Nucleisys's BumbleBee, and high-performance chips from several vendors use Brother Honey Badger's Apache-licensed XuanTie C910: https://github.com/XUANTIE-RV/openc910 https://github.com/XUANTIE-RV/openc910 But see https://news.ycombinator.com/item?id=44503847 https://news.ycombinator.com/item?id=44503847
- ryao 1y agoThere are open source designs. Here is one: https://github.com/riscv-boom/riscv-boom https://github.com/riscv-boom/riscv-boom