On Thu, Oct 12, 2023 at 01:35:34PM +0800, Randolph wrote: > Source hart information is not necessary in IPI, so we could > use single-bit-per-hart strategy to rearrange PLICSW mapping. > > Bit 0 of Interrupt Pending Bits is hardwired to 0. > Therefore, we use bit 1 to send IPI to hart 0, > bit 2 to hart 1, ..., and so on. > > Signed-off-by: Randolph <rando...@andestech.com> > --- > arch/riscv/lib/andes_plicsw.c | 24 +++++++++++------------- > 1 file changed, 11 insertions(+), 13 deletions(-)
Reviewed-by: Leo Yu-Chi Liang <ycli...@andestech.com>
