On Fri, Sep 30, 2022 at 07:46:08PM +0200, Rafael J. Wysocki wrote: > On Thu, Sep 29, 2022 at 2:29 AM Besar Wicaksono <bwicaksono@xxxxxxxxxx> wrote: > > > > ARM Performance Monitoring Unit Table describes the properties of PMU > > support in ARM-based system. The APMT table contains a list of nodes, > > each represents a PMU in the system that conforms to ARM CoreSight PMU > > architecture. The properties of each node include information required > > to access the PMU (e.g. MMIO base address, interrupt number) and also > > identification. For more detailed information, please refer to the > > specification below: > > * APMT: https://developer.arm.com/documentation/den0117/latest > > * ARM Coresight PMU: > > https://developer.arm.com/documentation/ihi0091/latest > > > > The initial support adds the detection of APMT table and generic > > infrastructure to create platform devices for ARM CoreSight PMUs. > > Similar to IORT the root pointer of APMT is preserved during runtime > > and each PMU platform device is given a pointer to the corresponding > > APMT node. > > > > Signed-off-by: Besar Wicaksono <bwicaksono@xxxxxxxxxx> > > Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> > > for the change in bus.c, but as a side note, it would be good to move > all of the ARM-specific initialization into one place, so it is not > necessary to touch bus.c every time a new piece of it is added. > Agreed, I will look into that and move them all under single acpi_arm_init() or something. -- Regards, Sudeep
