[PATCH 1/2] riscv: andes_plicsw: Fix IPI during OpenSBI invocation

Leo Liang ycliang at andestech.com
Wed Jul 5 04:09:32 CEST 2023


On Tue, Jul 04, 2023 at 07:13:20PM +0800, Yu Chien Peter Lin wrote:
> On some AE350 boards, we need to explicitly initialize the priority
> registers to a non-zero value so the boot hart can instruct secondary
> harts to jump to OpenSBI.
> 
> This patch also updates the information about PLICSW.
> 
> Signed-off-by: Yu Chien Peter Lin <peterlin at andestech.com>
> ---
>  arch/riscv/lib/andes_plicsw.c | 25 ++++++++++++++++++++++---
>  1 file changed, 22 insertions(+), 3 deletions(-)
> 

Reviewed-by: Leo Yu-Chi Liang <ycliang at andestech.com>


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