riscv: Remove the unused riscv64_cpu driver
authorJessica Clarke <jrtc27@FreeBSD.org>
Tue, 30 Jan 2024 20:33:30 +0000 (20:33 +0000)
committerJessica Clarke <jrtc27@FreeBSD.org>
Tue, 30 Jan 2024 20:33:30 +0000 (20:33 +0000)
commit722b40377198e384a808f9561ae7262767068ab2
tree9c750b06bd4d460f073e61530330246e9fba7514
parent2954af09f143ed1e484f7ca520e0d2611101e248
riscv: Remove the unused riscv64_cpu driver

This is a repeat of 63bf2d735ca3 ("Remove the unused arm64_cpu driver.")
for RISC-V, which copied the defunct code from arm64 with no changes
beyond substituting riscv64 for arm64, and made no use of it elsewhere.
It has thus always been entirely superfluous.

Reviewed by: mhorne
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D43672
sys/riscv/riscv/mp_machdep.c