Re: [PATCH 5/7] pnv/chiptod: Implement the ChipTOD to Core transfer

2023-11-23 Thread Nicholas Piggin
On Fri Nov 24, 2023 at 4:34 AM AEST, Cédric Le Goater wrote: > On 11/23/23 11:30, Nicholas Piggin wrote: > > One of the functions of the ChipTOD is to transfer TOD to the Core > > (aka PC - Pervasive Core) timebase facility. > > > > The ChipTOD can be programmed with a target address to send the T

Re: [PATCH 5/7] pnv/chiptod: Implement the ChipTOD to Core transfer

2023-11-23 Thread Cédric Le Goater
On 11/23/23 11:30, Nicholas Piggin wrote: One of the functions of the ChipTOD is to transfer TOD to the Core (aka PC - Pervasive Core) timebase facility. The ChipTOD can be programmed with a target address to send the TOD value to. The hardware implementation seems to perform this by sending the

[PATCH 5/7] pnv/chiptod: Implement the ChipTOD to Core transfer

2023-11-23 Thread Nicholas Piggin
One of the functions of the ChipTOD is to transfer TOD to the Core (aka PC - Pervasive Core) timebase facility. The ChipTOD can be programmed with a target address to send the TOD value to. The hardware implementation seems to perform this by sending the TOD value to a SCOM addres. This implement