OpenSBI Version 1.4
This release has:
- Synopsys DesignWare APB GPIO driver
- Zicntr and Zihpm support
- Console print improvements
- Smepmp support
- Simple FDT based syscon regmap driver
- Syscon based reboot and poweroff driver
- Non-contiguous hpm counters
- Smcntrpmf support
- Full sparse hartid support
- IPI improvements
- RFENCE improvements
- Zkr support
- Andes custom PMU support
Overall, this release mainly adds more ISA extensions, drivers and other improvements.