misterjdrg

Virtio serial driver

1

Using emergency_write configuration field in virtio mmio devices for early serial

Atomic instruction emulation

6

From [riscv privileged spec](https://github.com/riscv/riscv-isa-manual/releases/download/Priv-v1.12/riscv-privileged-20211203.pdf): #### 3.1.8 Machine Trap Delegation Registers (medeleg and mideleg) By default, all traps at any privilege level are handled in machine mode, though a machine-mode handler...

While developing my emulator (specifically implementing FD) i modified `spike` and dumped all register and csr reads/writes Spend on it couple of days. Maybe here it would be useful for...