Commit Graph

1 Commits

Author SHA1 Message Date
Sebastian Sumpf
fd0e6685fc riscv: Use Qemu and update to ISA v1.10
- remove Spike/BBL support in favour of Qemu (>=4.2.1)
- add 'riscv_qemu' board, remove 'spike' board'
- update to privileged ISA v1.10 (from v1.9.1)
- use direct system calls for privileged core threads (they call into
  the kernel and don't use mode changing system calls, i.e. 'ecall',
  semantics)
- use 'OpenSBI' semtantics for SBI calls (to machine mode) instead of
  BBL

issue #4012
2021-02-23 12:02:44 +01:00