Re: port-arm/57104: "intrctl affinity" does not function on Raspberry Pi 4 and other ARM boards

[Brad Spencer <brad%anduin.eldar.org@localhost>]

The following reply was made to PR port-arm/57104; it has been noted by GNATS.

From: Brad Spencer <brad%anduin.eldar.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: port-arm-maintainer%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
        netbsd-bugs%netbsd.org@localhost, cryintothebluesky%gmail.com@localhost
Subject: Re: port-arm/57104: "intrctl affinity" does not function on
 Raspberry Pi 4 and other ARM boards
Date: Sat, 10 Dec 2022 11:38:20 -0500

 cryintothebluesky%gmail.com@localhost writes:
 
 >>Number:         57104
 >>Category:       port-arm
 >>Synopsis:       "intrctl affinity" does not function on Raspberry Pi 4 and other ARM boards
 
 [snip]
 
 > rp4# intrctl affinity -c 1 -i "armgic irq 189"
 > intrctl: sysctl kern.intr.affinity: Invalid argument
 >
 >>How-To-Repeat:
 >
 >>Fix:
 
 
 I think that this may be a hardware limitation of the RPI SOC.  If I
 remember correctly the RPI can only deliver hard interrupts to CPU0.
 
 
 
 
 -- 
 Brad Spencer - brad%anduin.eldar.org@localhost - KC8VKS - http://anduin.eldar.org