riscv: errata: thead: use pa based instructions for CMO

Browse source

T-HEAD CPUs such as C906/C910/C920 support phy address based CMO, use
them so that we don't need to convert to virt address.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20231114143338.2406-3-jszhang@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

...

This commit is contained in:

Jisheng Zhang 2023-11-14 22:33:38 +08:00 • committed by Palmer Dabbelt

parent a4ff64edf9

commit 3690492612

No known key found for this signature in database

GPG key ID: 2E1319F35FBB1889

1 changed files with 6 additions and 12 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

18

arch/riscv/errata/thead/errata.c

View file